1 2010-05-31 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-structalias.c (find_func_aliases): Handle
6 2010-05-30 Jan Hubicka <jh@suse.cz>
8 * predict.c (maybe_hot_edge_p): Calls to functions called once is cold.
10 2010-05-30 Richard Guenther <rguenther@suse.de>
13 * tree-eh.c (execute_cleanup_eh_1): Copy from execute_cleanup_eh.
14 (execute_cleanup_eh): Clear DECL_FUNCTION_PERSONALITY if it is
17 2010-05-30 Iain Sandoe <iains@gcc.gnu.org>
19 * config/darwin.c (output_objc_section_asm_op): Add comment.
20 (name_needs_quotes): Add '_' to list of valid comment chars.
21 (machopic_output_function_base_name): Remove unneeded quotes.
22 (darwin_encode_section_info): Adjust asm whitespace.
23 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Adjust asm tabs.
24 (ASM_OUTPUT_LOCAL): Ditto.
25 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Ditto.
26 * config/darwin.h (GLOBAL_ASM_OP): Ditto.
27 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Ditto.
29 2010-05-30 Eric Botcazou <ebotcazou@adacore.com>
31 * config/rs6000/rs6000.c (rs6000_output_function_entry): Use
32 RS6000_OUTPUT_BASENAME unconditionally.
33 (rs6000_output_function_epilogue): Likewise.
35 2010-05-30 Jan Hubicka <jh@suse.cz>
37 * toplev.c (wrapup_global_declaration_2): Avoid creation of new varpool
40 2010-05-30 Richard Guenther <rguenther@suse.de>
42 * tree-cfg.c (verify_gimple_assign_single): Implement
43 verification for COND_EXPR rhs.
45 2010-05-30 Jan Hubicka <jh@suse.cz>
47 * cgraph.h (cgraph_dump_file): Declare.
48 * cgraphunit.c (cgraph_dump_file): Export.
49 * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less
52 2010-05-30 Jan Hubicka <jh@suse.cz>
54 * dwarf2out.c (reference_to_unused,
55 premark_types_used_by_global_vars_helper): Avoid creation of new
58 2010-05-30 Jan Hubicka <jh@suse.cz>
60 * cgraph.h (cgraph_node_cannot_return,
61 cgraph_edge_cannot_lead_to_return): New functions.
62 * cgraph.c (cgraph_node_cannot_return,
63 cgraph_edge_cannot_lead_to_return): Use them.
64 * ipa-pure-const.c (pure_const_names): New static var.
65 (check_call): Handle calls not leading to return.
66 (pure_const_read_summary): Dump info read.
67 (propagate): Dump info about propagation process; ignore side
68 effects of functions not leading to exit; fix handling of
71 2010-05-30 Jan Hubicka <jh@suse.cz>
73 * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP
74 for tail call epilogues.
76 2010-05-30 Jan Hubicka <jh@suse.cz>
78 * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2,
79 ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initialize
82 2010-05-29 Jan Hubicka <jh@suse.cz>
84 * ipa.c (cgraph_remove_unreachable_node): Walk references of correct
85 node; remove references in node we no longer keep in cgrpah but need
88 2010-05-29 Jan Hubicka <jh@suse.cz>
90 * cgraph.c (cgraph_mark_reachable): Relax check for analyzed nodes.
92 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
95 * config/pa/pa32-linux.h (CTOR_LIST_BEGIN): Mark __CTOR_LIST__ as used.
97 2010-05-29 Jan Hubicka <jh@suse.cz>
99 * tree-vrp.c (debug_value_range, debug_all_value_ranges,
100 debug_asserts_for, debug_all_asserts): Annotate with DEBUG_FUNCTION.
101 * tree-into-ssa.c (debug_decl_set, debug_defs_stack, debug_currdefs,
102 debug_tree_ssa, debug_tree_ssa_stats, debug_def_blocks,
103 debug_names_replaced_by, debug_update_ssa): Likewise.
104 * sbitmap.c (debug_sbitmap): Likewise.
105 * genrecog.c (debug_decision, debug_decision_list): Likewise.
106 * tree-pretty-print.c (debug_generic_expr, debug_generic_stmt,
107 debug_tree_chain): Likewise.
108 * tree-loop-distribution.c (debug_rdg_partitions): Likewise.
109 * cgraph.c (debug_cgraph_node, debug_cgraph): Likewise.
110 * optabs.c (debug_optab_libfuncs): Likewise.
111 (verify_loop_closed_ssa): Likewise.
112 * value-prof.c (verify_histograms): Likewise.
113 * reload.c (debug_reload_to_stream, debug_reload): Likewise.
114 * bitmap.c (debug_bitmap_file, debug_bitmap, bitmap_print): Likewise.
115 * cfghooks.c (verify_flow_info): Likewise.
116 * fold-const.c (debug_fold_checksum): Likewise.
117 * omp-low.c (debug_omp_region, debug_all_omp_regions): Likewise.
118 * cfg.c (debug_regset, debug_flow_info, debug_bb, debug_bb_n):
120 * omega.c (debug_omega_problem): Likewise.
121 * cgraphunit.c (verify_cgraph_node, verify_cgraph): Likewise.
122 * tree-ssa-ccp.c (debug_lattice_value): Likewise.
123 * dominance.c (verify_dominators, debug_dominance_info,
124 debug_dominance_tree): Likewise.
125 * df-core.c (df_insn_uid_debug, df_insn_debug, df_insn_debug_regno,
126 * df_regno_debug, df_ref_debug,
127 debug_df_insn, debug_df_reg, debug_df_regno, debug_df_ref,
128 debug_df_defno, debug_df_useno, debug_df_chain): Likewise.
129 * tree-ssa-dom.c (debug_dominator_optimization_stats): Likewise.
130 * sel-sched.c (debug_state): Likewise.
131 * tree-ssa-alias.c (debug_alias_info, debug_points_to_info_for):
133 * cfganal.c (print_edge_list, verify_edge_list): Likewise.
134 * dwarf2out.c (debug_dwarf_die, debug_dwarf): Likewise.
135 * tree-eh.c (verify_eh_edges, verify_eh_dispatch_edge): Likewise.
136 * gimple-pretty-print.c (debug_gimple_stmt, debug_gimple_seq):
138 * c-pretty-print.c (debug_c_tree): Likewise.
139 * sel-sched-dump.c (debug_insn_rtx, debug_vinsn, debug_expr, debug_insn
140 debug_av_set, debug_lv_set, debug_ilist, debug_blist,
141 debug_insn_vector, debug_hard_reg_set, debug_mem_addr_value): Likewise.
142 * ebitmap.c (debug_ebitmap): Likewise.
143 * function.c (debug_find_var_in_block_tree): Likewise.
144 * print-rtl.c (debug_rtx): Likewise.
145 (debug_rtx_count): Likewise.
146 (debug_rtx_list, debug_rtx_range, debug_rtx_find): Likewise.
147 * stor-layout.c (debug_rli): Likewise.
148 * ipa.c (debug_cgraph_node_set, debug_varpool_node_set): Likewise.
149 * tree-data-ref.c (debug_data_references,
150 debug_data_dependence_relations, debug_data_reference,
151 debug_data_dependence_relation, debug_rdg_vertex,
152 debug_rdg_component, debug_rdg): Likewise.
153 * tree-affine.c (debug_aff): Likewise.
154 * tree-dfa.c (debug_referenced_vars, debug_variable, debug_dfa_stats):
156 * except.c (debug_eh_tree, verify_eh_tree): Likewise.
157 * emit-rtl.c (verify_rtl_sharing): Likewise.
158 * tree-ssa-pre.c (debug_pre_expr, debug_bitmap_set,
159 debug_value_expressions): Likewise.
160 * tree-ssa-live.c (debug_scope_block, debug_scope_blocks): Likewise.
161 * sese.c (debug_rename_map, debug_ivtype_map): Likewise.
162 * print-tree.c (debug_tree, debug_vec_tree): Likewise.
163 * cfglayout.c (verify_insn_chain): Likewise.
164 * graphite-clast-to-gimple.c (debug_clast_name_indexes,
165 debug_clast_stmt, debug_generated_program): Likewise.
166 * ggc-page.c (debug_print_page_list): Likewise.
167 * tree-ssa-ter.c (debug_ter): Likewise.
168 * graphite-dependences.c (debug_pddr): Likewise.
169 * sched-deps.c (debug_ds): Likewise.
170 * tree-ssa.c (verify_ssa): Likewise.
171 * graphite-poly.c (debug_scattering_function, debug_iteration_domain,
172 debug_scattering_functions, debug_iteration_domains, debug_pdr,
173 debug_pdrs, debug_pbb_domain, debug_pbb, debug_scop_context,
174 debug_scop, debug_cloog, debug_scop_params, debug_lst): Likewise.
175 * tree-inline.c (debug_find_tree): Likewise.
176 * graphite-ppl.c (debug_ppl_linear_expr, debug_ppl_polyhedron_matrix,
177 debug_ppl_powerset_matrix): Likewise.
178 * var-tracking.c (debug_dv): Likewise.
179 * system.h (DEBUG_FUNCTION, DEBUG_VARIABLE): Define.
180 * cfgloop.c (verify_loop_structure): Likewise.
181 * plugin.c (dump_active_plugins, debug_active_plugins): Likewise.
182 * c-common.c (verify_sequence_points): Likewise.
183 * sched-rgn.c (debug_regions, debug_region, debug_candidate,
184 debug_candidates, debug_rgn_dependencies): Likewise.
185 * tree-ssa-structalias.c (debug_constraint, debug_constraints,
186 * debug_constraint_graph, debug_solution_for_var,
187 debug_sa_points_to_info): Likewise.
188 * sched-vis.c (debug_insn_slim, debug_bb_slim, debug_bb_n_slim):
190 * tree-cfg.c (debug_cfg_stats, verify_stmts, debug_function,
191 debug_loops, debug_loop, debug_loop_num): Likewise.
192 * passes.c (debug_pass): Likewise.
193 (dump_properties): Likewise; add cfglayout property.
194 (debug_properties): Likewise.
195 * tree-ssa-reassoc.c (debug_ops_vector): Likewise.
196 * varpool.c (debug_varpool): Likewise.
197 * regcprop.c (debug_value_data): Likewise.
198 * tree-ssa-operands.c (verify_imm_links, debug_immediate_uses,
199 debug_immediate_uses_for): Likewise.
201 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
204 * Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H).
205 Filter out insn-flags.h.
207 2010-05-29 Jan Hubicka <jh@suse.cz>
209 * cgraph.h (struct varpool_node_set_def,
210 struct cgraph_node_set_def): Remove unused AUX pointer.
211 (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use
214 2010-05-29 Jan Hubicka <jh@suse.cz>
217 * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop".
219 2010-05-29 Richard Guenther <rguenther@suse.de>
221 * lto-streamer.c (cached_bp): New global variable.
222 (bitpack_create): Return the cached bitpack, if available.
223 (bitpack_delete): Clear and cache the bitpack, if appropriate.
224 (bp_pack_value): Remove redundant asserts.
226 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
229 * tree-if-conv.c (is_true_predicate): New.
230 (is_predicated): Use is_true_predicate.
231 (add_to_predicate_list): Same. Do not use unshare_expr.
232 (add_to_dst_predicate_list): Same.
234 2010-05-29 Sebastian Pop <sebastian.pop@amd.com>
236 * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
238 (predicate_bbs): Same.
239 (clean_predicate_lists): Same.
240 (find_phi_replacement_condition): Do not AND the predicate from
243 2010-05-29 H.J. Lu <hongjiu.lu@intel.com>
246 * Makefile.in (build/gencondmd.o): Add a missing `\'.
248 2010-05-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
251 config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
252 (negdf2): Adjust expander pattern and use negdf2_slow.
255 2010-05-29 Nathan Froyd <froydnj@codesourcery.com>
257 * basic-block.h (struct control_flow_graph): Move last_label_uid field
259 * df.h (struct df_base_ref): Move regno field up.
260 * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
261 * expr.h (struct separate_ops): Move location field up.
262 * optabs.h (struct optab_d): Move libcall_basename field down.
263 * config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
264 * config/i386/i386.h (struct machine_function): Convert call_abi field
265 into a bitfield. Move cfa field to the end of the structure.
267 2010-05-29 Jan Hubicka <jh@suse.cz>
269 * varpool.c (varpool_get_node): Fix lookup.
271 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
273 * config/spu/spu-protos.h: Do not include rtl.h. Protect
274 RTL specific prototypes with #ifdef RTX_CODE.
275 * config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
276 * config/spu/t-spu-elf: Fix dependencies.
278 * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.
280 2010-05-29 Mike Stump <mikestump@comcast.net>
283 * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
284 TM_H when building to avoid dependency loops.
286 2010-05-29 Jan Hubicka <jh@suse.cz>
288 * cgraphunit.c (cgraph_materialize_clone): Only remove calles,
289 refs and body; not the whole node for masters of materialized
292 2010-05-29 Mike Stump <mikestump@comcast.net>
294 * config/rs6000/rs6000-c.c: Remove c-tree.h include.
296 2010-05-29 Jan Hubicka <jh@suse.cz>
298 * cgraph.c (clone_function_name): Take SUFFIX argument; export.
299 (cgraph_create_virtual_clone): Take SUFFIX argument; udpate
300 use of clone_function_name.
301 * cgraph.h (cgraph_create_virtual_clone,
302 cgraph_function_versioning): update prototypes.
303 (clone_function_name): Declare.
304 * ipa-cp.c (ipcp_insert_stage): Update call of
305 cgraph_create_virtual_clone.
306 * omp-low.c (create_omp_child_function_name): Use
307 cgraph_create_virtual_clone.
308 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
309 (cgraph_function_versioning): Take SUFFIX argument; produce new name
312 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
314 * vec.h: Include statistics.h
315 * Makefile.in: Introduce VEC_H. Replace all vec.h dependencies
318 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
320 * c-lex.c: Do not include c-tree.h.
321 * c-pretty-print.c: Likewise.
322 * c-opts.c: Likewise.
323 * c-gimplify.c: Likewise.
324 * c-common.c: Likewise.
325 * c-dump.c: Likewise. Include c-common.h.
327 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
329 * c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
330 before including diagnostic-core.h.
331 (c_cpp_error): New prototype moved from c-tree.h.
332 Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
333 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
334 (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
335 (c_cpp_error): Prototype moved to c-common.h.
336 * Makefile.in: Update dependency for C_COMMON_H.
338 2010-05-29 Steven Bosscher <steven@gcc.gnu.org>
340 * c-common.h: Add FIXME for awkward split of c_register_addr_space.
341 * c-common.c (c_register_addr_space): Remove here.
342 * c-decl.c (c_register_addr_space): Re-add here.
344 2010-05-28 Mike Stump <mikestump@comcast.net>
346 * config/darwin-c.c: Remove c-tree.h include.
348 2010-05-28 Joseph Myers <joseph@codesourcery.com>
350 * gcc.c: Include diagnostic.h.
351 (error_count): Remove. All users changed to use errorcount.
352 (programname): Remove. All users changed to use progname.
353 (fancy_abort, internal_error, fatal_error, error, warning, inform,
355 (execute): Don't include "Internal error" and bug reporting
356 information in argument of internal_error call.
357 (process_command): Don't increment error_count after calling
359 (input_filename): Rename to gcc_input_filename. All users
361 (main): Call diagnostic_initialize. Register delete_temp_files
362 with atexit. Use seen_error to test for errors.
363 * gcc.h: Include diagnostic-core.h.
364 (fatal_error, error, warning): Remove.
365 * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
366 (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
367 (gcc.o): Update dependencies.
369 2010-05-28 Jeff Law <law@redhat.com>
371 * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New
373 * ira.h (ira_bad_reload_regno): Declare
374 * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.
376 * ira-color.c (update_curr_costs): Free updated hard reg costs.
377 (ira_reassign_conflict_allocnos): Remove bogus asserts.
378 (allocno_reload_assign): Likewise.
380 2010-05-28 Nathan Froyd <froydnj@codesourcery.com>
382 * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
385 2010-05-28 Richard Guenther <rguenther@suse.de>
388 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
389 Stream fixed-point constants mode.
390 (unpack_ts_type_value_fields): Fix width of TYPE_MODE
392 * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
393 Stream fixed-point constants mode.
394 (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
397 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
399 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
400 only place it was called from.
401 (number_of_latch_executions): Do not return chrec_dont_know when the
402 may_be_zero is a runtime condition: instead, return a COND_EXPR
403 including the may_be_zero condition.
404 * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
406 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
409 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
411 * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
412 generate COND_EXPRs for degenerate_phi_result.
414 2010-05-28 Sebastian Pop <sebastian.pop@amd.com>
417 * tree-if-conv.c (if_convertible_loop_p): Check the
418 if-convertibility of phi nodes in non predicated BBs.
420 2010-05-28 Joseph Myers <joseph@codesourcery.com>
422 * gcc.c (error, warning, inform): Remove duplicate ": " in output.
424 2010-05-28 Joseph Myers <joseph@codesourcery.com>
427 * gcc.c (inform, warning, inform): New functions.
428 (fatal_ice): Rename to internal_error; change cmsgid parameter to
429 gmsgid. All callers changed.
430 (notice): Rename to fnotice; add parameter fp. All callers
432 (fatal_error): Rename to fatal_signal. All users changed.
433 (fatal): Rename to fatal_error; change cmsgid parameter to
434 gmsgid. All callers changed.
435 (process_command): Use warning instead of error for warnings.
436 (end_going_arg): Don't use _() around argument of error.
437 (do_spec_1): Use inform for message from %n specs. Use warning
438 instead of error for warnings.
439 (main): Use inform for comparison messages. Use warning for
440 message about unused linker input.
441 (error): Increment error_count. Print "error: ".
442 * gcc.h (fatal): Change to fatal_error.
444 * config/darwin-driver.c (darwin_default_min_version): Use warning
445 instead of fprintf for warnings.
446 * cppspec.c (lang_specific_driver): Use fatal_error instead of
449 2010-05-28 Julian Brown <julian@codesourcery.com>
451 * config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
452 (*thumb2_addsi3_compare0_scratch): New.
453 * config/arm/constraints.md (Pv): New.
454 * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
456 (*addsi3_compare0_scratch): Likewise.
458 2010-05-28 Jan Hubicka <jh@suse.cz>
460 * ipa-reference.c (add_static_var): Remove redundant all_module_statics
462 (ipa_reference_write_optimization_summary): Call is_proper_for_analysis
463 only on local statics.
465 2010-05-28 Iain Sandoe <iains@gcc.gnu.org>
467 * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
469 2010-05-28 Maxim Kuvyrkov <maxim@codesourcery.com>
472 * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
473 (OPTION_GLIBC): Define.
475 2010-05-28 Jakub Jelinek <jakub@redhat.com>
478 * dwarf2out.c (double_int_type_size_in_bits): New function.
479 (round_up_to_align): Change first argument and return value to
481 (field_byte_offset): Work internally on double_ints.
484 * builtins.c (expand_movstr): Use a temporary pseudo instead
485 of target even when target is not NULL and not const0_rtx, but
486 fails movstr predicate.
487 * config/m32c/blkmov.md (movstr): Add predicate to first operand.
489 2010-05-28 Joseph Myers <joseph@codesourcery.com>
491 * final.c (rest_of_clean_state): Use %m in errors instead of
493 * gengtype.c (read_input_list, close_output_files): Use xstrerror
495 * toplev.c (process_options): Use %m in errors instead of strerror
497 * tree-dump.c (dump_begin): Use %m in errors instead of strerror
500 2010-05-28 Uros Bizjak <ubizjak@gmail.com>
502 * config/i386/i386.c (ix86_fn_abi_va_list): Make static.
503 (ix86_canonical_va_list_type): Make static. Add declaration.
504 (ix86_enum_va_list): Make static. Reindent.
505 * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
506 (ix86_canonical_va_list_type): Ditto.
507 (ix86_enum_va_list): Ditto.
509 2010-05-28 Richard Guenther <rguenther@suse.de>
511 * lto-wrapper.c (run_gcc): With -save-temps generate a
512 user-visible ltrans filename. Fixup ltrans unit numbering.
514 2010-05-28 Kai Tietz <kai.tietz@onevision.com>
516 * c-common.c (c_common_nodes_and_builtins): Replace use
517 of TARGET_ENUM_VA_LIST by target hook enum_va_list.
518 * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
519 to ix86_enum_va_list.
520 * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
521 * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
522 (TARGET_ENUM_VA_LIST_P): Add hook description.
523 * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
524 * target.h (gcc_target): Add enum_va_list hook.
527 * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
528 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
529 * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.
531 2010-05-28 Alan Modra <amodra@gmail.com>
534 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
535 emit_library_call machinery to set up __tls_get_addr calls.
537 2010-05-28 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
539 * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
541 2010-05-28 Dodji Seketeli <dodji@redhat.com>
543 Revert fix for PR c++/44188
544 * c-common.c (is_typedef_decl): Revert the moving of this
546 * tree.c (is_typedef_decl): ... here.
547 (typdef_variant_p): Revert the moving of this definition
548 here from gcc/cp/tree.c.
549 * c-common.h (is_typedef_decl): Revert the moving of this
551 * tree.h (is_typedef_decl): ... here.
552 (typedef_variant_p): Revert the moving of this declaration here
553 from gcc/cp/cp-tree.h
554 * dwarf2out.c (is_naming_typedef_decl): Revert this new function.
555 (gen_tagged_type_die): Revert the splitting out of ...
556 (gen_type_die_with_usage): ... this function. Revert the anonymous
557 tagged type handling.
558 (gen_typedef_die): Revert emitting DW_TAG_typedef for
559 typedefs naming anonymous tagged types.
561 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
563 * config/rs6000/rs6000-modes.def (PSImode): Delete.
565 2010-05-28 Segher Boessenkool <segher@kernel.crashing.org>
567 * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
568 * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
570 * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
572 Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
573 XER_REGS to CA_REGS throughout.
574 * config/rs6000/rs6000.h: Same.
575 (ADDITIONAL_REGISTER_NAMES): Add "xer".
576 * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document
577 that mode_iterator "P" is the size for arithmetic carries as well.
578 * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
580 2010-05-28 Jakub Jelinek <jakub@redhat.com>
583 * combine.c (struct rtx_subst_pair): Define unconditionally.
584 (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC,
585 copy_rtx pair->to instead of cleanup_auto_inc_dec it.
586 Call make_compound_operation on pair->to.
587 (propagate_for_debug): Don't call make_compound_operation here.
588 Always use simplify_replace_fn_rtx.
590 2010-05-27 Sterling Augustine <sterling@tensilica.com>
592 * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
593 * config/xtensa/xtensa.c (override_options): Check
594 TARGET_FORCE_NO_PIC and set flag_pic.
595 * config/xtensa/xtensa.opt: Document -mforce-no-pic
597 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
600 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
601 * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
603 2010-05-27 Joseph Myers <joseph@codesourcery.com>
605 * diagnostic-core.h: New. Contents moved from diagnostic.h and
607 * diagnostic.c: Don't include toplev.h.
608 (progname): Define. Moved from toplev.c.
609 (seen_error): New function.
610 * diagnostic.h: Include diagnostic-core.h.
611 (diagnostic_t, emit_diagnostic): Don't declare here.
612 * toplev.c (progname): Move to toplev.c.
613 (emit_debug_global_declarations, compile_file, finalize,
614 do_compile, toplev_main): Use seen_error.
615 * toplev.h: Include diagnostic-core.h.
616 (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
617 internal_error, warning, warning_at, error, error_n, error_at,
618 fatal_error, pedwarn, permerror, sorry, inform, inform_n,
619 verbatim, fnotice, progname): Move to diagnostic-core.h.
620 * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
621 (expand_builtin_expect): Use seen_error.
622 * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
623 (c_make_fname_decl, c_write_global_declarations): Use seen_error.
624 * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
625 * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
626 * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
627 * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
628 errorcount for errors.
629 * c-opts.c (c_common_finish): Use seen_error.
630 * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
631 * cgraphunit.c (verify_cgraph_node, verify_cgraph,
632 cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
633 * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
634 (get_coverage_counts): Use seen_error.
635 * dwarf2out.c (dwarf2out_finish): Use seen_error.
636 * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
637 gimplify_body): Use seen_error.
638 * ipa-inline.c (cgraph_early_inlining): Use seen_error.
639 * ipa-pure-const.c (gate_pure_const): Use seen_error.
640 * ipa-reference.c (gate_reference): Use seen_error.
641 * jump.c: Include diagnostic-core.h instead of diagnostic.h.
642 * lambda-code.c: Include diagnostic-core.h instead of
644 * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
645 * lto-compress.c: Include diagnostic-core.h instead of
647 * lto-section-in.c: Include diagnostic-core.h instead of
649 * lto-streamer-out.c: Include diagnostic-core.h instead of
651 * lto-streamer.c: Include diagnostic-core.h instead of
653 (gate_lto_out): Use seen_error.
654 * matrix-reorg.c: Include diagnostic-core.h instead of
656 * omega.c: Include diagnostic-core.h instead of diagnostic.h.
657 * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
658 (gate_expand_omp, lower_omp_1): Use seen_error.
659 * passes.c: Include diagnostic-core.h instead of diagnostic.h.
660 (rest_of_decl_compilation, rest_of_type_compilation,
661 gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
662 * tree-cfg.c (label_to_block_fn): Use seen_error.
663 * tree-inline.c (optimize_inline_calls): Use seen_error.
664 * tree-mudflap.c (mudflap_finish_file): Use
666 * tree-optimize.c (gate_all_optimizations,
667 gate_all_early_local_passes, gate_all_early_optimizations): Use
669 * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
670 * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
671 (varpool_remove_unreferenced_decls,
672 varpool_assemble_pending_decls): Use seen_error.
673 * Makefile.in (DIAGNOSTIC_CORE_H): Define.
674 (TOPLEV_H, DIAGNOSTIC_H): Update.
675 (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
676 lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
677 c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
678 builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
679 coverage.o, lambda-code.o): Update dependencies.
681 2010-05-25 Dodji Seketeli <dodji@redhat.com>
684 * c-common.c (is_typedef_decl): Move this definition ...
685 * tree.c (is_typedef_decl): ... here.
686 (typdef_variant_p): Move definition here from gcc/cp/tree.c.
687 * c-common.h (is_typedef_decl): Move this declaration ...
688 * tree.h (is_typedef_decl): ... here.
689 (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
690 * dwarf2out.c (is_naming_typedef_decl): New function.
691 (gen_tagged_type_die): Split out of ...
692 (gen_type_die_with_usage): ... this function. When an anonymous
693 tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
694 is emitted for the typedef.
695 (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
696 anonymous tagged types.
698 2010-05-27 Jason Merrill <jason@redhat.com>
700 * print-tree.c (debug_vec_tree): New fn.
701 (print_vec_tree): New fn.
702 * tree.h: Declare them.
703 * gdbinit.in (pvt): New command.
705 * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
707 * gdbinit.in (pdd): New command.
709 2010-05-27 Jan Hubicka <jh@suse.cz>
711 * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
712 (update_caller_keys): Return early if there are no callers;
713 only update fibheap when decresing the key.
714 (update_callee_keys): Avoid recursion.
715 (decide_inlining_of_small_functions): When badness does not match;
716 re-insert into fibheap.
718 2010-05-27 Steven Bosscher <steven@gcc.gnu.org>
720 * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
721 (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
722 (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
723 (ALL_HOST_OBJS): Now a union of the above two.
724 <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
725 all files in ALL_HOST_FRONTEND_OBJS.
726 * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
728 * c-common.c: Pretend to be a backend file by undefining
729 IN_GCC_FRONTEND (still need rtl.h here).
731 2010-05-27 Jan Hubicka <jh@suse.cz>
733 * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
734 * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
736 2010-05-27 Jan Hubicka <jh@suse.cz>
738 * sched-ebb.c: Rename struct deps to struct deps_desc.
740 * sel-sched-ir.c: Likewise.
741 * sched-deps.c: Likewise.
742 * sched-int.h: Likewise.
743 * sched-rgn.c: Likewise.
745 2010-05-27 Jon Beniston <jon@beniston.com>
748 * config/lm32/lm32.h: Remove definition of
749 GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
751 2010-05-27 Eric Botcazou <ebotcazou@adacore.com>
754 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
756 2010-05-27 Richard Guenther <rguenther@suse.de>
758 PR tree-optimization/44284
759 * tree-vect-stmts.c (vectorizable_assignment): Handle
760 sign-changing conversions as simple copy.
762 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
764 * gthr-posix.h (pthread_cancel): Don't declare if compiling against
766 (__gthread_active_p): Check for pthread_create if compiling against
769 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
771 Support compilation for Android platform. Reimplement -mandroid.
773 * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
774 (*android*): Set ANDROID_DEFAULT.
775 (arm*-*-linux*): Include linux-android.h.
776 (arm*-*-eabi*): Don't include previous -mandroid implementation.
777 * config/arm/eabi.h: Remove, move Android-specific parts ...
778 * config/linux-android.h: ... here. New file.
779 * config/arm/eabi.opt: Rename to ...
780 * config/linux-android.opt: ... this.
781 (mandroid): Allow -mno-android option. Initialize based on
783 * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
784 Move logic to corresponding LINUX_TARGET_* macros.
785 (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
786 * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
787 (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
789 (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
790 * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
793 2010-05-27 Maxim Kuvyrkov <maxim@codesourcery.com>
795 Add support for Bionic C library
797 * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
799 (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
800 (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
802 * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
803 (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
804 (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
805 to support multiple C libraries. Handle Bionic.
806 (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
807 (BIONIC_DYNAMIC_LINKER64): Define.
808 (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
810 (TARGET_HAS_SINCOS): Enable for Bionic.
812 * config/linux.opt: Rewrite to handle more than 2 C libraries. Make
813 the last option specified on command line take effect.
814 (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
816 (mglibc, muclibc): Update.
818 * config/alpha/linux-elf.h, config/rs6000/linux64.h,
819 * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
822 * doc/invoke.texi (-mglibc, -muclibc): Update.
823 (-mbionic): Document.
825 2010-05-27 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
827 * c-common.h (c_register_addr_space): Add prototype.
828 (ADDR_SPACE_KEYWORD): Remove.
829 * c-common.c (c_register_addr_space): New function.
830 (c_addr_space_name): Reimplement.
831 (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
833 * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
834 (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
836 * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
837 Remove TARGET_ADDR_SPACE_KEYWORDS.
839 2010-05-27 Joseph Myers <joseph@codesourcery.com>
842 * input.h (main_input_filename): Move declaration to toplev.h.
843 * toplev.c (input_location, line_table): Move to input.c
844 * toplev.h (main_input_filename): Move declaration from input.h.
845 * tree.c (expand_location): Move to input.c.
846 * Makefile.in (OBJS-common): Add input.o.
847 (input.o): Add dependencies.
849 2010-05-27 Richard Guenther <rguenther@suse.de>
851 * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
852 for non-existant files.
853 (fork_execute): Mark args_name file as deleted.
855 2010-05-27 Kai Tietz <kai.tietz@onevision.com>
858 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
859 (narrow_signed_type): Likewise.
861 2010-05-26 Jan Hubicka <jh@suse.cz>
863 * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
864 edge only when checking is enabled; check using former_clone_of;
865 check inline clones too.
866 (cgraph_materialize_clone): Record former_clone_of pointer.
867 (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
868 combining redirections; dump args_to_skip bitmap
869 (cgraph_materialize_all_clones): Do no redirection here.
870 * ipa-inline.c (inline_transform): Do redirection here.
871 * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
874 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
876 * config/avr/avr-c.c: Do not include regs.h.
877 Include cpplib.h for cpp_define and tree.h for c-common.h.
878 * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
879 * config/avr/t-avr: Fix dependencies for avr-c.o.
881 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
883 * explow.c (set_stack_check_libfunc): Adjust to accept name as a
884 string instead of SYMBOL_REF rtx.
885 * rtl.h (set_stack_check_libfunc): Move prototype from here...
886 * libfuncs.h: ...to here. Adjust for explow.c change.
888 2010-05-26 Joseph Myers <joseph@codesourcery.com>
890 * pretty-print.c: Don't include ggc.h.
891 (identifier_to_locale_alloc, identifier_to_locale_free): Define.
892 (identifier_to_locale): Use them for allocation.
893 * pretty-print.h (identifier_to_locale_alloc,
894 identifier_to_locale_free): Declare.
895 * toplev.c (alloc_for_identifier_to_locale): New.
896 (general_init): Set identifier_to_locale_alloc and
897 identifier_to_locale_free.
898 * Makefile.in (pretty-print.o): Update dependencies.
900 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
902 * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
903 pointer types if they have different alignment or mode.
905 2010-05-26 Anatoly Sokolov <aesok@post.ru>
907 * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
908 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
909 * config/sparc/sparc-protos.h (function_value): Remove declaration.
910 * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
911 sparc_function_value_regno_p): New functions.
912 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
913 TARGET_FUNCTION_VALUE_REGNO_P): Define.
914 (function_value): Rename to...
915 (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
916 argument to 'outgoing'.
917 (function_arg_record_value, function_arg_union_value,
918 function_arg_vector_value): Update comment.
920 2010-05-26 Eric Botcazou <ebotcazou@adacore.com>
922 * dwarf2out.c (struct dw_fde_struct): Reorder flags.
923 (fde_needed_for_eh_p): New predicate.
924 (output_call_frame_info): Use it throughout to decide whether FDEs
925 are needed for EH purpose.
926 (dwarf2out_begin_prologue): Reorder assignments.
928 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
930 * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
931 special case loop->header.
932 (is_predicated): New.
933 (if_convertible_loop_p): Call it.
935 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
937 * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
938 iterator in parameter. Do not generate code during the analysis.
939 (tree_if_convert_cond_stmt): Removed.
940 (tree_if_convert_stmt): Removed.
941 (predicate_bbs): New.
942 (if_convertible_loop_p): Call predicate_bbs.
943 (tree_if_conversion): Simplify the top-level logic as predicate_bbs
944 now contains all the analysis part.
946 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
948 * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
949 statements in the analysis part.
950 (tree_if_convert_stmt): Update comment.
951 (remove_conditions_and_labels): New.
952 (combine_blocks): Call remove_conditions_and_labels.
953 (tree_if_conversion): Update comment.
955 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
957 * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
958 than 2 predecessors or more than 2 successors.
960 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
962 * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
963 of loops in which the data dependence analysis fails.
965 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
967 * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
969 (tree_if_conversion): Same.
971 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
973 * tree-if-conv.c (tree_if_conversion): Do not return a bool.
975 2010-05-26 Sebastian Pop <sebastian.pop@amd.com>
977 * tree-if-conv.c: Update copyright years. Fix comments.
980 2010-05-26 Kai Tietz <kai.tietz@onevision.com>
982 * builtin-types.def (BT_INT128): New primitive type.
983 (BT_UINT128): Likewise.
984 * c-common.c (c_common_r): Add __int128 keyword.
985 (c_common_type_for_size): Handle __int128.
986 (c_common_type_for_mode): Likewise.
987 (c_common_signed_or_unsigned_type): Likewise.
988 (c_common_nodes_and_builtins): Add builtin type
989 if target supports 128-bit integer scalar.
990 * c-common.h (enum rid): Add RID_INT128.
991 * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
992 if target supports 128-bit integer scalar.
993 * c-decl.c (declspecs_add_type): Handle new keyword __int128.
994 (finish_declspecs): Likewise.
995 * c-parser.c (c_token_starts_typename): Handle RID_INT128.
996 (c_token_starts_declspecs): Likewise.
997 (c_parser_declspecs): Likewise.
998 (c_parser_attributes): Likewise.
999 (c_parser_objc_selector): Likewise.
1000 * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
1001 * c-tree.h (enum c_typespec_keyword): Add cts_int128.
1002 * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
1003 * tree.c (make_or_reuse_type): Likewise.
1004 (make_unsigned_type): Likewise.
1005 (build_common_tree_nodes_2): Likewise.
1006 * tree.h (enum integer_type_kind): Add itk_int128 and
1007 itk_unsigned_int128.
1008 (int128_integer_type_node): New define.
1009 (int128_unsigned_type_node): New define.
1010 * doc/extend.texi: Add documentation about __int128 type.
1012 2010-05-26 Richard Guenther <rguenther@suse.de>
1014 * tree-ssa-sccvn.c (copy_nary): Adjust.
1015 (copy_phis): Rename to ...
1016 (copy_phi): ... this. Adjust.
1017 (copy_references): Rename to ...
1018 (copy_reference): ... this. Adjust.
1019 (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
1020 result into the valid table.
1022 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1024 * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
1025 insn-config.h, insn-codes.h, recog.h, and optabs.h.
1027 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1029 * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
1031 2010-05-26 Richard Guenther <rguenther@suse.de>
1033 * opts.c (common_handle_option): Handle OPT_Ofast.
1035 2010-05-26 Joseph Myers <joseph@codesourcery.com>
1037 * diagnostic.c: Don't include opts.h.
1038 (permissive_error_option): Define.
1039 (diagnostic_initialize): Take n_opts parameter. Allocate memory
1040 for classify_diagnostic. Don't use memset for
1041 classify_diagnostic. Initialize new and recently added fields.
1042 (diagnostic_classify_diagnostic): Use context->n_opts instead of
1044 (diagnostic_report_diagnostic): Pass context parameter to
1045 diagnostic_report_warnings_p. Use option_enabled and option_name
1047 (emit_diagnostic): Use permissive_error_option.
1048 (permerror): Likewise.
1049 * diagnostic.h: Don't include options.h.
1050 (struct diagnostic_context): Add n_opts, opt_permissive,
1051 inhibit_warnings, warn_system_headers, option_enabled and
1052 option_name fields. Change classify_diagnostic to a pointer.
1053 * opts-diagnostic.h: New file.
1054 * opts.c: Include opts-diagnostic.h.
1055 (common_handle_option): Set global_dc fields for -Wfatal-errors,
1056 -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
1057 (option_name): New function.
1058 * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
1059 (c_common_handle_option): Set global_dc->permissive for
1061 * c-common.c (c_cpp_error): Save and restore
1062 global_dc->warn_system_headers, not variable warn_system_headers.
1063 * toplev.c: Include opts-diagnostic.h.
1064 (general_init): Update call to diagnostic_initialize. Set
1065 global_dc->show_column, global_dc->option_enabled and
1066 global_dc->option_name.
1067 (process_options): Don't set global_dc fields here.
1068 * Makefile.in (DIAGNOSTIC_H): Remove options.h.
1069 (diagnostic.o, opts.o, toplev.o): Update dependencies.
1071 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
1073 * config/picochip/picochip.md (movsi): Split a movsi from a
1076 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1078 * ggc-zone.c: Update copyright year.
1079 (poison_region): Mark memory for Valgrind as undefined before
1080 memset () call and inaccessible afterwards.
1081 (ggc_pch_total_size): Change type of i to int.
1083 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1085 * ggc-common.c (ggc_free_overhead): Allow empty slot.
1087 2010-05-26 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1089 * ggc-common.c: Update copyright year.
1090 (ggc_rlimit_bound): Remove prototype. Compile only if
1091 !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
1092 (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
1093 && !ENABLE_GC_ALWAYS_COLLECT. Make static.
1094 (ggc_min_heapsize_heuristic): Likewise.
1096 2010-05-26 Richard Guenther <rguenther@suse.de>
1098 PR rtl-optimization/44164
1099 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
1100 no-common access-path disambiguation.
1101 (indirect_ref_may_alias_decl_p): Adjust.
1102 (indirect_refs_may_alias_p): Likewise.
1103 (refs_may_alias_p_1): Likewise.
1105 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1107 * c-typeck.c: Do not include expr.h.
1109 2010-05-26 Steven Bosscher <steven@gcc.gnu.org>
1111 * rtl.h (decl_default_tls_model): Move prototype from here...
1112 * output.h: ...to here.
1113 * c-decl.c: Do not include rtl.h.
1114 * c-pragma.c: Likewise.
1115 * c-parser.c: Likewise.
1116 * c-gimplify.c: Likewise. And also not hard-reg-set.
1117 * c-common.c: Do not include rtl.h. Include tm_p.h and add a
1118 FIXME note for it. Add a FIXME note for expr.h.
1119 * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
1120 ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
1123 2010-05-26 Jakub Jelinek <jakub@redhat.com>
1126 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
1127 or total_size is larger than red zone size for non-V4 ABI, emit a
1128 stack_tie resp. frame_tie insn before stack pointer restore.
1129 * config/rs6000/rs6000.md (frame_tie): New insn.
1131 2010-05-25 Eric Botcazou <ebotcazou@adacore.com>
1133 * function.h (struct function): Add can_throw_non_call_exceptions bit.
1134 * lto-streamer-in.c (input_function): Stream it in.
1135 * lto-streamer-out.c (output_function): Stream it out.
1136 * function.c (allocate_struct_function): Set it.
1137 (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
1138 for flag_non_call_exceptions.
1139 * cfgbuild.c (control_flow_insn_p): Likewise.
1140 (make_edges): Likewise.
1141 * cfgexpand.c (expand_stack_alignment): Likewise.
1142 * combine.c (distribute_notes): Likewise.
1143 * cse.c (cse_extended_basic_block): Likewise.
1144 * except.c (insn_could_throw_p): Likewise.
1145 * gcse.c (simple_mem): Likewise.
1146 * ipa-pure-const.c (check_call): Likewise.
1147 (check_stmt ): Likewise.
1148 * lower-subreg.c (lower-subreg.c): Likewise.
1149 * optabs.c (emit_libcall_block): Likewise.
1150 (prepare_cmp_insn): Likewise.
1151 * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
1152 * postreload.c (rest_of_handle_postreload): Likewise.
1153 * reload1.c (reload_as_needed): Likewise.
1154 (emit_input_reload_insns): Likewise.
1155 (emit_output_reload_insns): Likewise.
1156 (fixup_abnormal_edges): Likewise.
1157 * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
1158 * store-motion.c (find_moveable_store): Likewise.
1159 * tree-eh.c (stmt_could_throw_p): Likewise.
1160 (tree_could_throw_p): Likewise.
1161 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1162 * config/arm/arm.c (arm_expand_prologue): Likewise.
1163 (thumb1_expand_prologue): Likewise.
1164 * config/rx/rx.md (cbranchsf4): Likewise.
1166 * config/s390/s390.c (s390_emit_prologue): Likewise.
1167 * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
1168 (inline_forbidden_into_p): New predicate.
1169 (expand_call_inline): Use it to forbid inlining.
1170 (tree_can_inline_p): Likewise.
1172 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
1174 * config/i386/i386-c.c: Do not include rtl.h.
1175 * config/i386/t-i386: Update dependencies.
1177 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
1179 * attribs.c: Do not include rtl.h.
1180 * Makefile.in: Update dependencies.
1182 2010-05-25 Anatoly Sokolov <aesok@post.ru>
1184 * double-int.h (double_int_and): New.
1185 * combine.c (try_combine): Clean up, use double_int_* and
1186 immed_double_int_const functions.
1188 2010-05-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1190 * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
1191 stderr to /dev/null instead of grep -q.
1192 * configure: Regenerate.
1194 2010-05-25 Steven Bosscher <steven@gcc.gnu.org>
1196 * Makefile.in (EXCEPT_H): Fix typo.
1198 2010-05-25 Vladimir Makarov <vmakarov@redhat.com>
1200 * ira-build.c (update_conflict_hard_reg_costs): New.
1201 (ira_build): Call update_conflict_hard_reg_costs.
1203 2010-05-25 Jakub Jelinek <jakub@redhat.com>
1206 * var-tracking.c (find_loc_in_1pdv): Guard asserts with
1208 (intersect_loc_chains): Walk the s2var's loc_chain together
1209 with s1node chain as long as the locations are equal, don't
1210 call find_loc_in_1pdv in that case.
1213 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
1214 (copy_bind_expr): ... instead of here.
1215 (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
1216 if the block hasn't been remapped.
1217 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
1218 emitting concrete instance of abstract VLA, add DW_AT_type attribute.
1220 2010-05-25 Richard Guenther <rguenther@suse.de>
1223 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
1224 out-of-bounds array accesses.
1226 2010-05-25 Richard Guenther <rguenther@suse.de>
1228 * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
1229 (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
1230 (run_gcc): Re-organize to make cleanup easier.
1232 2010-05-25 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1234 * config/s390/s390.c (optimization_options): Fix and move the
1235 flag_prefetch_loop_arrays override ...
1236 (override_options): ... here.
1238 2010-05-25 Joseph Myers <joseph@codesourcery.com>
1240 * diagnostic.c: Don't include plugin.h.
1241 (diagnostic_report_diagnostic): Don't handle plugins specially
1242 here. Pass context to internal_error callback.
1243 * diagnostic.h (struct diagnostic_context): Add context parameter
1244 to internal_error callback.
1245 * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
1246 * plugin.h (struct diagnostic_context): Declare.
1247 (warn_if_plugins, plugins_internal_error_function): Declare.
1248 * toplev.c (general_init): Set global_dc->internal_error.
1249 * Makefile.in (diagnostic.o): Update dependencies.
1251 2010-05-25 Iain Sandoe <iains@gcc.gnu.org>
1253 * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
1254 * config/rs6000/t-darwin64: New.
1255 * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
1258 2010-05-25 Christian Borntraeger <borntraeger@de.ibm.com>
1261 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
1262 match the original (and intended) behaviour before r159557. This
1263 changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
1266 2010-05-25 Richard Guenther <rguenther@suse.de>
1268 * doc/invoke.texi: Document -Ofast.
1269 * target.h (struct gcc_target): Add handle_ofast.
1270 * target-def.h (TARGET_HANDLE_OFAST): Add.
1271 (TARGET_INITIALIZER): Adjust.
1272 * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it.
1273 * common.opt (Ofast): Add.
1275 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
1277 * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
1278 * doc/md.texi (cstoreXX4): Update for cond-optab changes.
1280 2010-05-25 Paolo Bonzini <bonzini@gnu.org>
1283 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
1284 even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and
1285 false_rtx. Use false_rtx to compute the correct *ptest for reversed
1286 comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
1288 2010-05-25 Jakub Jelinek <jakub@redhat.com>
1290 * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
1291 DW_OP_minus with negated offset instead of DW_OP_plus.
1292 (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
1294 2010-05-25 Wei Guozhi <carrot@google.com>
1296 * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
1297 tst instruction and a new alternative.
1298 * config/arm/constraints.md (Pu): New constraint.
1300 2010-05-24 Sebastian Pop <sebastian.pop@amd.com>
1302 * function.c (assign_stack_local_1): Initialize variable
1303 to avoid warning when bootstrapping at -O3.
1305 2010-05-24 Steven Bosscher <steven@gcc.gnu.org>
1307 * configure.ac (all_lang_makefiles): Remove everything related to it.
1308 * configure: Regenerate.
1309 * Makefile.in: Fix reference to ada Make-lang.in.
1310 Remove support for LANG_MAKEFILES.
1312 2010-05-24 Daniel Jacobowitz <dan@codesourcery.com>
1313 Sandra Loosemore <sandra@codesourcery.com>
1315 * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
1316 * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
1317 description. Add arm_neon_fp16_ok.
1318 (Add Options): Add arm_neon and arm_neon_fp16.
1320 2010-05-24 Joseph Myers <joseph@codesourcery.com>
1322 * diagnostic.c: Don't include flags.h.
1323 (pedantic_warning_kind, permissive_error_kind): Take diagnostic
1324 context parameters. Check flags in the context passed as a parameter.
1325 (diagnostic_build_prefix): Add context parameter. Check
1326 show_column flag in context.
1327 (diagnostic_action_after_output): Check fatal_errors flag in context.
1328 (diagnostic_report_current_module): Check show_column flag in context.
1329 (default_diagnostic_starter): Update call to
1330 diagnostic_build_prefix.
1331 (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
1332 (emit_diagnostic): Pass context to permissive_error_kind.
1333 (permerror): Pass context to permissive_error_kind.
1334 * diagnostic.h (struct diagnostic_context): Add show_column,
1335 pedantic_errors, permissive and fatal_errors fields.
1336 (diagnostic_build_prefix): Update prototype.
1338 * toplev.c (process_options): Set flags in global_dc from
1339 flag_show_column, flag_pedantic_errors, flag_permissive,
1341 * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
1342 to diagnostic_build_prefix.
1343 * Makefile.in (diagnostic.o): Update dependencies.
1345 2010-05-24 H.J. Lu <hongjiu.lu@intel.com>
1347 * config/i386/ia32intrin.h (__crc32q): Define only if
1348 __SSE4_2__ is defined.
1350 2010-05-24 Iain Sandoe <iains@gcc.gnu.org>
1354 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
1355 DECL_VISIBILITY_SPECIFIED.
1356 (emutls_decl): Set DECL_PRESERVE_P and copy
1357 DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
1358 (emutls_finalize_control_var): New callback.
1359 (emutls_finish): Finalize emutls control variables.
1360 * toplev.c (compile_file): Move the call to emutls_finish ()
1361 before varpool_assemble_pending_decls ().
1363 2010-05-24 Daniel Gutson <dgutson@codesourcery.com>
1365 * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
1366 added to the preprocessor condition.
1368 2010-05-24 Paul Brook <paul@codesourcery.com>
1370 * gengtype-lex.l: Add HARD_REG_SET.
1371 * expr.c (expand_expr_real_1): Record writes to hard registers.
1372 * function.c (rtl_data): Add asm_clobbers.
1373 * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
1374 (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
1375 Use crtl->asm_clobbers.
1377 2010-05-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1379 * doc/makefile.texi (Makefile): Mention stages 'profile'
1380 and 'feedback' for profiledbootstrap.
1382 2010-05-23 H.J. Lu <hongjiu.lu@intel.com>
1385 * config/i386/i386.c (def_builtin): Properly check
1386 OPTION_MASK_ISA_64BIT.
1388 2010-05-23 Joseph Myers <joseph@codesourcery.com>
1390 * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
1391 typedefs with different but compatible types. Allow duplicate
1392 typedefs with the same type except for pedantic non-C1X, but give
1393 warning for variably modified types.
1394 * c-typeck.c (tagged_types_tu_compatible_p,
1395 function_types_compatible_p, type_lists_compatible_p,
1396 comptypes_internal): Add parameter different_types_p; set
1397 *different_types_p for different but compatible types. All
1399 (comptypes_check_different_types): New.
1400 * c-tree.h (comptypes_check_different_types): Declare.
1402 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
1404 * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h.
1405 * jump.c: Include basic-block.h.
1406 * profile.c: Likewise.
1407 * tree-profile.c: Likewise.
1408 * coverage.c: Likewise.
1409 * basic-block.h (optimize_function_for_size_p): Move to function.h.
1410 (optimize_function_for_speed_p): Likewise.
1411 * function.h (optimize_function_for_size_p,
1412 optimize_function_for_speed_p): Moved here from basic-block.h.
1413 * Makefile.in: Update dependencies.
1415 2010-05-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1417 * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
1418 before calling make; allow override through $MAKE.
1419 * doc/invoke.texi (Optimize Options): Document override.
1421 2010-05-23 Anatoly Sokolov <aesok@post.ru>
1423 * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
1424 (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1425 (rs6000_mode_dependent_address_ptr): Make static.
1426 * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1427 * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
1430 2010-05-23 Maarten Lankhorst <mlankhorst@codeweavers.com>
1433 * config/i386/i386.c: Make sure that the correct regparm is passed.
1435 2010-05-23 Steven Bosscher <steven@gcc.gnu.org>
1437 * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
1438 * sbitmap.c: ...to here to internalize sbitmap element access.
1439 Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
1440 Explain why basic-block.h is included.
1441 * function.h: Include tm.h for CUMULATIVE_ARGS.
1442 * Makefile.in: Update dependencies.
1444 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
1446 * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
1448 * sbitmap.h (struct sbitmap_def): Do not typedef here.
1449 * sbitmap.c: Include sbitmap.h.
1450 * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
1451 hard-reg-set.h. Split everything related to regsets out from here...
1452 * regset.h: ...to here. New file.
1453 * df.h: Include regset.h and sbitmap.h.
1454 * tree-flow.h: Likewise.
1455 * cfgloop.h: Likewise.
1456 * except.h: Do not include sbitmap.h. Include hashtab.h.
1457 * cgraph.h: Include vec.h and function.h.
1458 * reload.h (struct insn_chain): Change types of live_throughout
1459 and dead_or_set from regset_head to bitmap_head.
1460 (compute_use_by_pseudos): Be defined also if regset.h is not included.
1461 * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
1462 spilled_regs from regset_head to bitmap_head to avoid dependency
1464 * sel-sched-ir.h: Include regset.h.
1465 * reload.c: Include df.h before reload.h.
1466 * caller-save.c: Likewise.
1467 * reload1.c: Likewise.
1469 (mark_elimination): Update type of r to bitmap, consistent with
1471 * dominance.c: Include bitmap.h.
1472 * modulo-sched.c: Include df.h.
1473 * cfganal.c: Include bitmap.h and sbitmap.h.
1474 * cfgbuild.c: Include sbitmap.h.
1475 * lcm.c: Include sbitmap.h.
1476 * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
1477 * domwalk.c: Include sbitmap.h, exclude ggc.h.
1478 * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
1479 * cselib.c: Include bitmap.h.
1480 * tree-optimize.c: Include regset.h.
1481 * stmt.c: Include bitmap.h.
1482 * Makefile.in: Update dependencies.
1484 2010-05-22 Jan Hubicka <jh@suse.cz>
1486 * cgraph.h (struct varpool_node): Add same_comdat_group.
1487 * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
1489 (output_varpool): Update call of lto_output_varpool_node.
1490 (input_varpool): Read same_comdat_group pointer.
1491 (input_varpool_1): Fixup same_comdat_group pointer.
1492 * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
1493 group is needed, all are.
1494 * varpool.c (varpool_remove_node): Remove node from same comdat group
1496 (varpool_analyze_pending_decls): Walk same comdat groups.
1498 2010-05-22 Steven Bosscher <steven@gcc.gnu.org>
1500 * rtl.h (union rtunion_def): Remove rt_bit member.
1501 (XBITMAP, X0BITMAP, XCBITMAP): Remove.
1502 * print-rtl (print_rtx): Do not print the member.
1503 * gengtype.c (adjust_field_rtx_def): Do not handle it.
1504 * gengenrtl.c (type_from_format): Likewise.
1505 (accessor_from_format): Likewise.
1507 2010-05-22 Joseph Myers <joseph@codesourcery.com>
1509 * dbgcnt.c: Include toplev.h instead of errors.h.
1510 * ira-emit.c: Don't include errors.h.
1511 * ira.c: Include toplev.h instead of errors.h.
1512 * lto-compress.c: Include toplev.h instead of errors.h.
1513 * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
1514 ira.o, dbgcnt.o): Update dependencies.
1516 2010-05-22 Richard Guenther <rguenther@suse.de>
1518 * gimple.c (gimple_types_compatible_p): Check type qualifications
1519 before merging pointer to complete and pointer to incomplete type.
1520 * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
1521 we use our own resolution algorithm. The gold linker plugin
1522 doesn't do the job we want it to do here.
1524 2010-05-22 Anatoly Sokolov <aesok@post.ru>
1526 * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1527 * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1528 (sparc_mode_dependent_address_p): New function.
1530 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1532 * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
1534 * timevar.c: Do not include any core headers.
1535 (timevar_print): De-i18n-ize.
1536 (print_time): Likewise.
1537 * timevar.h (timevar_push, timevar_pop): Make inline functions.
1539 2010-05-21 Joseph Myers <joseph@codesourcery.com>
1541 * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
1543 (diagnostic_initialize): Initialize x_data not last_function.
1544 (diagnostic_report_current_function): Move to tree-diagnostic.c.
1545 (default_diagnostic_starter): Call
1546 diagnostic_report_current_module not
1547 diagnostic_report_current_function.
1548 (diagnostic_report_diagnostic): Initialize x_data not
1550 (verbatim): Likewise.
1551 * diagnostic.h (struct diagnostic_info): Change abstract_origin to
1553 (struct diagnostic_context): Change last_function to x_data.
1554 (diagnostic_auxiliary_data): Replace with
1555 diagnostic_context_auxiliary_data and
1556 diagnostic_info_auxiliary_data.
1557 (diagnostic_last_function_changed, diagnostic_set_last_function,
1558 diagnostic_report_current_function): Move to tree-diagnostic.h.
1559 (print_declaration, dump_generic_node, print_generic_stmt,
1560 print_generic_stmt_indented, print_generic_expr,
1561 print_generic_decl, debug_c_tree, dump_omp_clauses,
1562 print_call_name, debug_generic_expr, debug_generic_stmt,
1563 debug_tree_chain, default_tree_printer): Move to
1564 tree-pretty-print.h.
1565 (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
1566 print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
1567 gimple-pretty-print.h.
1568 * pretty-print.c: Don't include tree.h
1569 (pp_base_format): Don't handle %K here.
1570 (pp_base_tree_identifier): Move to tree-pretty-print.c.
1571 * pretty-print.h (text_info): Change abstract_origin to x_data.
1572 (pp_tree_identifier, pp_unsupported_tree,
1573 pp_base_tree_identifier): Move to tree-pretty-print.h.
1574 * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
1575 tree-pretty-print.h: New files.
1576 * tree-pretty-print.c: Include tree-pretty-print.h.
1577 (percent_K_format): New. Moved from pretty-print.c.
1578 (pp_base_tree_identifier): Move from pretty-print.c.
1579 * c-objc-common.c: Include tree-pretty-print.h.
1580 (c_tree_printer): Handle %K here.
1581 * langhooks.c: Include tree-diagnostic.h.
1582 (lhd_print_error_function): Use diagnostic_abstract_origin macro.
1583 * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
1584 (default_tree_printer): Handle %K using percent_K_format.
1585 (general_init): Use default_tree_diagnostic_starter.
1586 * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
1587 (free_lang_data): Use default_tree_diagnostic_starter.
1588 * c-pretty-print.c: Include tree-pretty-print.h.
1589 * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1590 * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1591 * dwarf2out.c: Include tree-pretty-print.h.
1592 * except.c: Include tree-pretty-print.h.
1593 * gimple-pretty-print.c: Include tree-pretty-print.h and
1594 gimple-pretty-print.h.
1595 * gimplify.c: Include tree-pretty-print.h.
1596 * graphite-poly.c: Include tree-pretty-print.h and
1597 gimple-pretty-print.h.
1598 * ipa-cp.c: Include tree-pretty-print.h.
1599 * ipa-inline.c: Include gimple-pretty-print.h.
1600 * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1601 * ipa-pure-const.c: Include gimple-pretty-print.h.
1602 * ipa-struct-reorg.c: Include tree-pretty-print.h and
1603 gimple-pretty-print.h.
1604 * ipa-type-escape.c: Include tree-pretty-print.h.
1605 * print-rtl.c: Include tree-pretty-print.h.
1606 * print-tree.c: Include gimple-pretty-print.h.
1607 * sese.c: Include tree-pretty-print.h.
1608 * tree-affine.c: Include tree-pretty-print.h.
1609 * tree-browser.c: Include tree-pretty-print.h.
1610 * tree-call-cdce.c: Include gimple-pretty-print.h.
1611 * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
1612 * tree-chrec.c: Include tree-pretty-print.h.
1613 * tree-data-ref.c: Include tree-pretty-print.h and
1614 gimple-pretty-print.h.
1615 * tree-dfa.c: Include tree-pretty-print.h.
1616 * tree-if-conv.c: Include tree-pretty-print.h and
1617 gimple-pretty-print.h.
1618 * tree-inline.c: Include tree-pretty-print.h.
1619 * tree-into-ssa.c: Include tree-pretty-print.h and
1620 gimple-pretty-print.h.
1621 * tree-nrv.c: Include tree-pretty-print.h.
1622 * tree-object-size.c: Include tree-pretty-print.h and
1623 gimple-pretty-print.h.
1624 * tree-outof-ssa.c: Include tree-pretty-print.h and
1625 gimple-pretty-print.h.
1626 * tree-parloops.c: Include tree-pretty-print.h and
1627 gimple-pretty-print.h.
1628 * tree-predcom.c: Include tree-pretty-print.h and
1629 gimple-pretty-print.h.
1630 * tree-scalar-evolution.c: Include tree-pretty-print.h and
1631 gimple-pretty-print.h.
1632 * tree-sra.c: Include tree-pretty-print.h.
1633 * tree-ssa-address.c: Include tree-pretty-print.h.
1634 * tree-ssa-alias.c: Include tree-pretty-print.h.
1635 * tree-ssa-ccp.c: Include tree-pretty-print.h and
1636 gimple-pretty-print.h.
1637 * tree-ssa-coalesce.c: Include tree-pretty-print.h.
1638 * tree-ssa-copy.c: Include tree-pretty-print.h and
1639 gimple-pretty-print.h.
1640 * tree-ssa-copyrename.c: Include tree-pretty-print.h.
1641 * tree-ssa-dce.c: Include tree-pretty-print.h and
1642 gimple-pretty-print.h.
1643 * tree-ssa-dom.c: Include tree-pretty-print.h and
1644 gimple-pretty-print.h.
1645 * tree-ssa-dse.c: Include gimple-pretty-print.h.
1646 * tree-ssa-forwprop.c: Include tree-pretty-print.h.
1647 * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
1648 * tree-ssa-live.c: Include tree-pretty-print.h and
1649 gimple-pretty-print.h.
1650 * tree-ssa-loop-im.c: Include tree-pretty-print.h and
1651 gimple-pretty-print.h.
1652 * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
1653 gimple-pretty-print.h.
1654 * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
1655 gimple-pretty-print.h.
1656 * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
1657 gimple-pretty-print.h.
1658 * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
1659 * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
1660 * tree-ssa-operands.c: Include tree-pretty-print.h and
1661 gimple-pretty-print.h.
1662 * tree-ssa-phiprop.c: Include tree-pretty-print.h and
1663 gimple-pretty-print.h.
1664 * tree-ssa-pre.c: Include tree-pretty-print.h and
1665 gimple-pretty-print.h.
1666 * tree-ssa-propagate.c: Include gimple-pretty-print.h.
1667 * tree-ssa-reassoc.c: Include tree-pretty-print.h and
1668 gimple-pretty-print.h.
1669 * tree-ssa-sccvn.c: Include tree-pretty-print.h and
1670 gimple-pretty-print.h.
1671 * tree-ssa-sink.c: Include gimple-pretty-print.h.
1672 * tree-ssa-ter.c: Include tree-pretty-print.h and
1673 gimple-pretty-print.h.
1674 * tree-ssa-uninit.c: Include gimple-pretty-print.h.
1675 * tree-ssa.c: Include tree-pretty-print.h and
1676 gimple-pretty-print.h.
1677 * tree-stdarg.c: Include gimple-pretty-print.h.
1678 * tree-switch-conversion.c: Include gimple-pretty-print.h.
1679 * tree-tailcall.c: Include tree-pretty-print.h and
1680 gimple-pretty-print.h.
1681 * tree-vect-data-refs.c: Include tree-pretty-print.h and
1682 gimple-pretty-print.h.
1683 * tree-vect-loop-manip.c: Include tree-pretty-print.h and
1684 gimple-pretty-print.h.
1685 * tree-vect-loop.c: Include tree-pretty-print.h and
1686 gimple-pretty-print.h.
1687 * tree-vect-patterns.c: Include gimple-pretty-print.h.
1688 * tree-vect-slp.c: Include tree-pretty-print.h and
1689 gimple-pretty-print.h.
1690 * tree-vect-stmts.c: Include tree-pretty-print.h and
1691 gimple-pretty-print.h.
1692 * tree-vectorizer.c: Include tree-pretty-print.h.
1693 * tree-vrp.c: Include tree-pretty-print.h and
1694 gimple-pretty-print.h.
1695 * value-prof.c: Include tree-pretty-print.h and
1696 gimple-pretty-print.h.
1697 * var-tracking.c: Include tree-pretty-print.h.
1698 * Makefile.in (OBJS-common): Add tree-diagnostic.o.
1699 (tree-diagnostic.o): New dependencies.
1700 (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
1701 tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
1702 tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
1703 tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
1704 tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
1705 tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
1706 tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
1707 tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
1708 tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
1709 tree-ssa-address.o, tree-ssa-loop-niter.o,
1710 tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
1711 tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
1712 tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
1713 gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
1714 tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
1715 tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
1716 tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
1717 tree-parloops.o, tree-stdarg.o, tree-object-size.o,
1718 gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
1719 toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
1720 ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
1721 ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
1722 tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
1723 tree-switch-conversion.o, var-tracking.o, value-prof.o,
1724 cfgexpand.o, pretty-print.o): Update dependencies.
1726 2010-05-22 Andreas Tobler <andreast@fgznet.ch>
1728 * tree-ssa-structalias.c: Remove tm_p.h from include.
1730 2010-05-21 Jeff Law <law@redhat.com>
1732 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
1734 2010-05-21 Jason Merrill <jason@redhat.com>
1736 * tree-eh.c (cleanup_is_dead_in): New.
1737 (lower_try_finally): Don't generate a dead cleanup region.
1738 (lower_cleanup): Likewise.
1740 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1743 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
1744 unchain each use from the cyclic next_regno_use chain first.
1746 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1748 * real: Do not include gmp.h, mpfr.h, and mpc.h.
1749 (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
1750 (real_value_negate, real_value_abs): New prototypes.
1751 (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
1752 * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
1753 new include file for interface between MPFR and REAL_VALUE_TYPE.
1754 * real.c: Include realmpfr.h.
1755 (real_arithmetic2): Remove legacy function.
1756 (real_value_negate): New.
1757 (real_value_abs): New.
1758 (mfpr_from_real, real_from_mpfr): Move from here...
1759 * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
1760 * builtins.c: Include realmpfr.h.
1761 * fold-const.c: Include realmpfr.h.
1762 (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
1763 (fold_negate_const): Likewise.
1764 (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
1765 * toplev.c: Include realmpfr.h.
1766 * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
1767 and real_value_negate.
1768 * fixed-value.c (check_real_for_fixed_mode): Likewise.
1769 * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
1770 (vfp3_const_double_index): Likewise.
1771 (arm_print_operand): Likewise.
1772 * Makefile.in: Update dependencies.
1774 2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1776 * config/s390/s390.c (override_options): Increase the default
1777 of max-completely-peel-times.
1779 2010-05-21 Julian Brown <julian@codesourcery.com>
1780 Mark Mitchell <mark@codesourcery.com>
1782 * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
1783 sibling calls for Thumb-1.
1784 * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
1785 * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
1787 (*call_insn, *call_value_insn): Don't use for Thumb-2.
1788 (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
1790 (return): New expander.
1791 (*arm_return): New name for ARM return insn.
1792 * config/arm/thumb2.md (*thumb2_return): New insn pattern.
1794 2010-05-19 Joel Sherrill <joel.sherrill@oarcorp.com>
1796 * config.gcc (sparc64-*-rtems*): New target.
1798 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1800 * tree.c (build_function_decl_skip_args): Fix grammar.
1801 (build_function_type_list_1): Fix typos, adjust formatting.
1803 2010-05-21 Steven Bosscher <steven@gcc.gnu.org>
1805 * tree.h: Include real.h and fixed-value.h as basic datatypes.
1806 * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
1807 tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
1808 tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
1809 tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
1810 genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
1811 tree-pretty-print.c, tree-loop-distribution.c,
1812 tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
1813 tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
1814 tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
1815 tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
1816 tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
1817 tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
1818 tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
1819 tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
1820 tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
1821 tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
1822 genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
1823 tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
1824 gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
1825 tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
1826 tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
1827 store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
1828 tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
1829 tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
1830 tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
1831 tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
1832 fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
1833 tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
1834 config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
1835 config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
1836 config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
1837 config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
1838 config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
1839 config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
1840 config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
1841 config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
1842 config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
1843 config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
1844 config/score/score7.c, config/score/score.c, config/arm/arm.c,
1845 config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
1846 config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
1847 config/bfin/bfin.c: Clean up redundant includes.
1848 * Makefile.in: Update accordingly.
1850 2010-05-21 Nathan Froyd <froydnj@codesourcery.com>
1853 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
1854 statement has no arguments.
1856 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
1859 * varasm.c (emutls_decl): Merge attributes to new decl.
1861 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
1864 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
1865 around the uniquized constructor if its type requires a conversion.
1867 2010-05-21 Jakub Jelinek <jakub@redhat.com>
1870 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
1871 at -O0 goto_locus of any of the incoming edges differs from
1872 goto_locus of outgoing edge, or gimple_location of any of the
1875 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
1877 * ira.c (ira_non_ordered_class_hard_regs): Define.
1878 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
1879 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
1880 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
1881 cost of unaligned hard regs when allocating multi-reg pseudos.
1883 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
1885 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
1886 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
1887 for TARGET_NO_FLOAT.
1888 * config/mips/mips.c (mips_file_start): Expand conditional expression
1889 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
1890 (mips_override_options): Move -mno-float override -msoft-float and
1892 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
1893 Condition(TARGET_SUPPORTS_NO_FLOAT).
1894 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
1895 __mips_no_float here.
1896 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
1897 (TARGET_SUPPORTS_NO_FLOAT): Define.
1898 * config/mips/sdemtk.opt: Delete.
1900 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1902 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
1904 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
1907 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
1908 * configure: Regenerate.
1909 * config.in: Regenerate.
1910 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
1911 instead of sahf only for 64bit targets.
1913 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1916 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
1917 setup_ref_regs for DEBUG_INSNs.
1919 2010-05-20 Jan Hubicka <jh@suse.cz>
1922 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
1924 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1927 * df-scan.c (df_ref_compare): Stabilize sort.
1929 2010-05-20 Jakub Jelinek <jakub@redhat.com>
1931 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
1932 argument. Don't use DW_OP_piece if offset is non-zero,
1933 put offset into second DW_OP_bit_piece argument.
1934 (dw_sra_loc_expr): Adjust callers. For memory expressions
1937 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
1940 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
1941 settings for 16-bit-constant "addo" alternative.
1943 2010-05-19 James E. Wilson <wilson@codesourcery.com>
1945 * config/mips/mips-dsp.md (add<DSPV:mode>3,
1946 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
1949 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
1950 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
1953 2010-05-19 Joseph Myers <joseph@codesourcery.com>
1955 * diagnostic.c (FLOAT, FFS): Don't undefine.
1956 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
1957 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
1960 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
1962 * combine.c (propagate_for_debug): Call make_compound_operation
1963 on the source value.
1964 (try_combine): When implementing a split chosen by find_split_point,
1965 either copy i2src or set it to null. Assert that i2src is not null
1966 before substituting into CALL_INSN_FUNCTION_USAGE.
1968 2010-05-19 Anatoly Sokolov <aesok@post.ru>
1970 * double-int.h (double_int_ior): New function.
1971 * tree.h (build_int_cst_wide_type): Remove.
1972 * tree.c (build_int_cst_wide_type): Remove.
1973 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
1974 of build_int_cst_wide_type.
1975 * stor-layout.c (set_sizetype): (Ditto.).
1976 * dojump.c (do_jump): Use build_int_cstu instead of
1977 build_int_cst_wide_type.
1979 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
1981 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
1982 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
1983 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
1984 * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
1985 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
1986 propagate the 'data' argument to copy_tree_r.
1987 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
1988 Propagate 'data' argument to walk_tree.
1989 (copy_if_shared): New function.
1990 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
1991 (unmark_visited): New function.
1992 (unshare_body): Call copy_if_shared instead of doing it manually.
1993 (unvisit_body): Call unmark_visited instead of doing it manually.
1995 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
1997 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
1998 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
1999 * hooks.c: Likewise.
2000 * target-def.h (TARGET_FOLD_BUILTIN): Define to
2001 hook_tree_tree_int_treep_bool_null.
2002 * target.h (struct gcc_target): Update signature of fold_builtin
2004 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
2005 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
2006 instead of the call expression.
2007 (fold_builtin_call_array): Pass n and argarray directly.
2008 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
2010 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
2011 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
2012 `i' and use it in place of `arity'.
2013 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
2014 Dereference `args' directly.
2015 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
2017 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2019 * doc/sourcebuild.texi (Effective-Target Keywords): Document
2021 (Directives): Document optional dg-require-effective-target
2024 2010-05-19 Richard Guenther <rguenther@suse.de>
2027 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
2029 2010-05-19 Richard Guenther <rguenther@suse.de>
2031 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
2032 * common.opt (fwhopr=): New.
2033 * opts.c (common_handle_option): Handle OPT_fwhopr.
2034 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
2035 * collect2.c (main): Match -fwhopr*.
2036 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
2037 Execute ltrans stage in parallel when jobs is bigger than 1.
2039 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2041 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
2042 pentiumpro on Solaris 8/x86 with Sun as.
2043 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
2045 (gcc_cv_as_ix86_quad): Check for .quad directive.
2046 * configure: Regenerate.
2047 * config.in: Regenerate.
2048 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
2050 2010-05-19 Martin Jambor <mjambor@suse.cz>
2052 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
2053 also for indirect edges. Actual printing moved...
2054 (ipa_print_node_jump_functions_for_edge): ...here.
2055 (ipa_compute_jump_functions): Renamed to
2056 ipa_compute_jump_functions_for_edge and made static.
2057 (ipa_compute_jump_functions): New function.
2058 (make_edge_direct_to_target): Check if the number of arguments on
2059 the newly direct edge is the same as the number of parametrs of
2061 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
2062 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
2063 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2064 analysis functions unconditionally, call the new
2065 ipa_analyze_params_uses on the node instead of every edge.
2067 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
2069 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
2071 (dump_mem_ref): Adopt debug code to handle a tree as step. This
2072 also checks for a constant int vs. non-constant but
2073 loop-invariant steps.
2074 (find_or_create_group): Change the sort algorithm to only consider
2075 steps that are constant ints.
2076 (idx_analyze_ref): Adopt code to handle a tree instead of a
2077 HOST_WIDE_INT for step.
2078 (gather_memory_references_ref): Handle tree instead of int and be
2079 prepared to see a NULL_TREE.
2080 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
2081 prefetches if the step cannot be calculated at compile time.
2082 (issue_prefetch_ref): Issue prefetches for non-constant but
2083 loop-invariant steps.
2085 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
2088 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
2090 * tree.h (build_call_list): Remove.
2091 * tree.c (build_call_list): Remove.
2093 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
2095 * tree.h (build_call_list): Remove.
2096 * tree.c (build_call_list): Remove.
2098 2010-05-18 Jan Hubicka <jh@suse.cz>
2100 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
2102 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
2104 PR rtl-optimization/43332
2105 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
2107 2010-05-18 Anatoly Sokolov <aesok@post.ru>
2109 * tree.h (build_int_cstu): Implement as static inline.
2110 * tree.c (build_int_cstu): Remove function.
2111 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
2114 2010-05-18 Richard Guenther <rguenther@suse.de>
2117 * lto-wrapper.c (verbose): New variable. Initialize from -v.
2118 (debug): Initialize from -save-temps.
2119 (collect_execute): Print command-line when verbose.
2120 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
2121 for ltrans invocation. Produce -dumpbase flag again.
2122 (process_args): Remove.
2124 * collect2.c (maybe_run_lto_and_relink): Only pass object
2125 files to lto-wrapper.
2126 * gcc.c (LINK_COMMAND_SPEC): Likewise.
2128 2010-05-18 Jan Hubicka <jh@suse.cz>
2130 * opts.c (decode_options): Do not disable whopr at ipa_cp.
2131 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
2133 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
2136 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
2138 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
2141 2010-05-18 Jakub Jelinek <jakub@redhat.com>
2144 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
2147 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
2149 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
2150 lto-macho as lto_binary_reader.
2152 * darwin.c (darwin_asm_named_section): Do not add assembler comment
2153 after .section directive; just print it before the directive instead.
2155 2010-05-17 Jan Hubicka <jh@suse.cz>
2157 * cgraph.c (cgraph_create_virtual_clone): Only check
2158 versionable_function_p when not in wpa and checking is enabled.
2159 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
2160 there are no more functions to materialize.
2162 2010-05-17 Jan Hubicka <jh@suse.cz>
2164 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
2165 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
2167 (output_cgraph): Call output_cgraph_opt_summary.
2168 (input_cgrpah): Call input_cgraph_opt_summary.
2169 (output_cgraph_opt_summary_p, output_node_opt_summary,
2170 input_node_opt_summary, input_cgraph_opt_section): New functions.
2171 * lto-section-in.c (lto_section_name): Add cgraphopt.
2172 * tree-inline.c (tree_function_versioning): Handle parm_num.
2173 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
2174 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
2176 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
2178 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
2179 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
2180 the insn to prefetch ratio heuristic to loops with known trip count.
2182 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
2184 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
2185 (schedule_prefetches): Do not generate a prefetch if the unroll factor
2186 is far from what is required by the prefetch.
2188 2010-05-17 Jan Hubicka <jh@suse.cz>
2190 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
2191 (ipcp_estimate_growth): Likewise.
2192 (ipcp_const_param_count): Likewise.
2193 (ipcp_insert_stage): Likewise.
2194 * ipa-prop.c (visit_load_for_mod_analysis): New function.
2195 (visit_store_addr_for_mod_analysis): Set used flag.
2196 (ipa_detect_param_modifications): Set used flag for SSE params;
2197 update use of walk_stmt_load_store_addr_ops.
2198 (ipa_print_node_params): Print used flag.
2199 (ipa_write_node_info): Stream used flag.
2200 (ipa_read_node_info): Likewise.
2201 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
2202 (ipa_is_param_used): New function.
2203 (lto_ipa_fixup_call_notes): Remove unused declaration.
2205 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2208 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
2209 * configure: Regenerate.
2210 * config.in: Regenerate.
2211 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
2212 !HAVE_AS_IX86_REP_LOCK_PREFIX.
2213 Don't emit whitespace.
2214 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
2215 (*rep_movsi): Likewise.
2216 (*rep_movsi_rex64): Likewise.
2217 (*rep_movqi): Likewise.
2218 (*rep_movqi_rex64): Likewise.
2219 (*rep_stosdi_rex64): Likewise.
2220 (*rep_stossi): Likewise.
2221 (*rep_stossi_rex64): Likewise.
2222 (*rep_stosqi): Likewise.
2223 (*rep_stosqi_rex64): Likewise.
2224 (*cmpstrnqi_nz_1): Use {%;} after repz.
2225 (*cmpstrnqi_nz_rex_1): Likewise.
2226 (*cmpstrnqi_1): Likewise.
2227 (*cmpstrnqi_rex_1): Likewise.
2228 (*strlenqi_1): Use {%;} after repnz.
2229 (*strlenqi_rex_1): Likewise.
2230 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
2231 (*sync_compare_and_swap<mode>): Likewise.
2232 (sync_double_compare_and_swap<mode>): Likewise.
2233 (*sync_double_compare_and_swapdi_pic): Likewise.
2234 (sync_old_add<mode>): Likewise.
2235 (sync_add<mode>): Likewise.
2236 (sync_sub<mode>): Likewise.
2237 (sync_<code><mode>): Likewise.
2239 2010-05-17 Martin Jambor <mjambor@suse.cz>
2241 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
2242 otr_token and polymorphic.
2243 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
2244 (cgraph_clone_edge): Copy the above fields.
2245 * tree.c (get_binfo_at_offset): New function.
2246 * tree.h (get_binfo_at_offset): Declare.
2247 * ipa-prop.h (enum jump_func_type): Added known_type jump function
2248 type, reordered items, updated comments.
2249 (union jump_func_value): Added base_type field, reordered fields.
2250 (enum ipa_lattice_type): Moved down in the file.
2251 (struct ipa_param_descriptor): New field polymorphic.
2252 (ipa_is_param_polymorphic): New function.
2253 * ipa-prop.c: Include gimple.h and gimple-fold.h.
2254 (ipa_print_node_jump_functions): Print known type jump functions.
2255 (compute_complex_pass_through): Renamed to...
2256 (compute_complex_assign_jump_func): this.
2257 (compute_complex_ancestor_jump_func): New function.
2258 (compute_known_type_jump_func): Likewise.
2259 (compute_scalar_jump_functions): Create known type and complex ancestor
2261 (ipa_note_param_call): New parameter polymorphic, set the corresponding
2262 flag in the call note accordingly.
2263 (ipa_analyze_call_uses): Renamed to...
2264 (ipa_analyze_indirect_call_uses): this. New parameter target, define
2265 variable var only in the block where it is used.
2266 (ipa_analyze_virtual_call_uses): New function.
2267 (ipa_analyze_call_uses): Likewise.
2268 (combine_known_type_and_ancestor_jfs): Likewise.
2269 (update_jump_functions_after_inlining): Implemented handling of a
2270 number of new jump function types combination.
2271 (print_edge_addition_message): Removed.
2272 (make_edge_direct_to_target): New function.
2273 (try_make_edge_direct_simple_call): Likewise.
2274 (try_make_edge_direct_virtual_call): Likewise.
2275 (update_call_notes_after_inlining): Renamed to...
2276 (update_indirect_edges_after_inlining): this. Moved edge creation for
2277 indirect calls to try_make_edge_direct_simple_call, also calls
2278 try_make_edge_direct_virtual_call for virtual calls.
2279 (ipa_print_node_params): Changed the header message.
2280 (ipa_write_jump_function): Stream also known type jump functions.
2281 (ipa_read_jump_function): Likewise.
2282 (ipa_write_indirect_edge_info): Stream new fields in
2283 cgraph_indirect_call_info.
2284 (ipa_read_indirect_edge_info): Likewise.
2285 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
2288 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2290 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
2292 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
2294 * tree.h (CALL_EXPR_ARGS): Delete.
2295 (call_expr_arglist): Delete.
2296 * tree.c (call_expr_arglist): Delete.
2297 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
2298 targetm.fold_builtin.
2299 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
2300 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
2301 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
2302 arglist parameter. Use CALL_EXPR_ARG.
2303 (picochip_expand_builtin_3op): Likewise.
2304 (picochip_expand_builtin_2opvoid): Likewise.
2305 (picochip_expand_array_get): Likewise.
2306 (picochip_expand_array_put): Likewise.
2307 (picochip_expand_array_testport): Likewise.
2308 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
2309 rather than arglist.
2310 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
2312 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
2313 than TREE_VALUE and TREE_CHAIN.
2314 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
2315 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
2318 2010-05-17 Jakub Jelinek <jakub@redhat.com>
2321 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
2322 to have no fallthru edge.
2325 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
2326 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
2327 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
2328 add BARRIER after previous bb if needed.
2330 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
2332 * tree.c (build_function_type_list_1): Remove bogus assert condition.
2334 2010-05-17 Alan Modra <amodra@gmail.com>
2336 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
2337 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
2338 with copy_reg rtx param.
2339 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
2340 Correct cases where code for ABI_V4 did not initialise the reg
2341 used to access frame. Also leave frame_reg_rtx as sp for large
2342 frames that save no regs.
2344 2010-05-17 Martin Jambor <mjambor@suse.cz>
2347 * tree-sra.c (create_access_replacement): New parameter rename, mark
2348 the replaement for renaming only when it is true.
2349 (get_access_replacement): Pass true in the rename parameter of
2350 create_access_replacement.
2351 (get_unrenamed_access_replacement): New function.
2352 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
2353 replacement declaration from it.
2355 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
2357 * function.c (try_fit_stack_local, add_frame_space): New static
2359 (assign_stack_local_1): Use them. Look for opportunities to use
2360 space previously wasted on alignment.
2361 * function.h (struct frame_space): New.
2362 (struct rtl_data): Add FRAME_SPACE_LIST member.
2363 * reload1.c (something_was_spilled): New static variable.
2364 (alter_reg): Set it.
2365 (reload): Test it in addition to testing if the frame size changed.
2367 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
2369 * config/s390/s390.c: Define sane prefetch settings and activate
2370 flag_prefetch_loop_arrays on -O3.
2371 * config/s390/s390.h: Declare that read can use write prefetch.
2373 2010-05-17 Jakub Jelinek <jakub@redhat.com>
2375 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
2378 2010-05-16 Jan Hubicka <jh@suse.cz>
2380 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
2381 function body; do not check stdarg field of struct function.
2383 2010-05-16 Jan Hubicka <jh@suse.cz>
2385 * cgraph.c (dump_cgraph_node): Dump versionable flag.
2386 * cgraph.h (cgraph_local_info): Add versionable flag.
2387 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
2388 (ipcp_versionable_function_p): Use it.
2389 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
2392 2010-05-16 Jan Hubicka <jh@suse.cz>
2394 * cgraph.c (cgraph_clone_node): Take decl argument and insert
2395 clone into hash when it is different from orig.
2396 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
2397 * cgraph.h (cgraph_clone_node): Update prototype.
2398 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
2399 (lto_cgraph_encoder_delete): Delete body map.
2400 (lto_cgraph_encoder_size): Move to header.
2401 (lto_cgraph_encoder_encode_body_p,
2402 lto_set_cgraph_encoder_encode_body): New.
2403 (lto_output_node): Do not take written_decls argument; output clone_of
2405 (add_node_to): Add include_body_argument; call
2406 lto_set_cgraph_encoder_encode_body on master of the clone.
2407 (add_references): Update use of add_node_to.
2408 (compute_ltrans_boundary): Likewise.
2409 (output_cgraph): Do not create written_decls bitmap.
2410 (input_node): Take nodes argument; stream in clone_of correctly.
2411 (input_cgraph_1): Update use of input_node.
2412 * lto-streamer-out.c (lto_output): Use encoder info to decide
2413 what bodies to output.
2414 * ipa-inline.c (cgraph_clone_inlined_nodes,
2415 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
2416 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
2417 (lto_cgraph_encoder_size): Define here.
2418 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
2421 2010-05-16 Richard Guenther <rguenther@suse.de>
2423 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
2425 * ipa-type-escape.c (gate_type_escape_vars): Run when
2426 -fipa-struct-reorg runs.
2427 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
2428 * common.opt (fipa-type-escape): Remove.
2430 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
2432 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
2433 (decode_options): Likewise.
2434 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
2436 2010-05-16 Jan Hubicka <jh@suse.cz>
2438 * ipa.c (function_and_variable_visibility): Also bring local all
2441 2010-05-16 Richard Guenther <rguenther@suse.de>
2443 * alias.c (nonoverlapping_memrefs_p): Remove use of
2444 IPA type-escape information.
2446 2010-05-16 Joseph Myers <joseph@codesourcery.com>
2448 * c-common.c (c_common_reswords): Add _Static_assert for C.
2449 * c-parser.c (c_token_starts_declaration,
2450 c_parser_next_token_starts_declaration,
2451 c_parser_static_assert_declaration_no_semi,
2452 c_parser_static_assert_declaration): New.
2453 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
2454 Handle static assertions if static_assert_ok.
2455 (c_parser_external_declaration, c_parser_declaration_or_fndef,
2456 c_parser_compound_statement_nostart, c_parser_label,
2457 c_parser_for_statement, c_parser_objc_methodprotolist,
2458 c_parser_omp_for_loop): All callers of
2459 c_parser_declaration_or_fndef changed.
2460 (c_parser_struct_declaration): Handle static assertions.
2461 (c_parser_compound_statement_nostart): Use
2462 c_parser_next_token_starts_declaration and
2463 c_token_starts_declaration to detect start of declarations.
2464 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
2467 2010-05-16 Anatoly Sokolov <aesok@post.ru>
2469 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2470 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2471 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
2472 TARGET_FUNCTION_VALUE_REGNO_P): Define.
2473 (mmix_function_outgoing_value): Rename to...
2474 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
2475 (mmix_function_value_regno_p): Make static.
2476 (mmix_libcall_value): New function.
2477 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
2478 mmix_function_value_regno_p): Remove declaration.
2480 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
2482 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
2483 BUILT_IN_ALLOCA if stack checking is enabled.
2485 2010-05-16 Richard Guenther <rguenther@suse.de>
2487 * var-tracking.c (vars_copy_1): Inline ...
2488 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
2489 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
2490 (variable_merge_over_cur): Adjust. Merge asserts.
2491 (variable_merge_over_src): Likewise.
2492 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
2493 (variable_post_merge_new_vals): Merge asserts.
2494 (variable_post_merge_perm_vals): Likewise.
2495 (find_mem_expr_in_1pdv): Likewise.
2496 (dataflow_set_different_value): Remove.
2497 (onepart_variable_different_p): Merge asserts.
2498 (variable_different_p): Likewise.
2499 (dataflow_set_different_1): Inline ...
2500 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
2501 (emit_notes_for_differences_1): Merge asserts.
2503 2010-05-16 Richard Guenther <rguenther@suse.de>
2505 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
2506 * optabs.c (libfunc_decl_hash): Likewise.
2507 * varasm.c (emutls_decl): Likewise.
2509 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
2511 * c-decl.c: Don't include gimple.h.
2512 (merge_decls): Do not copy gimple_body.
2514 2010-05-15 Jason Merrill <jason@redhat.com>
2516 * c.opt: Add -fnothrow-opt.
2518 2010-05-15 Jan Hubicka <jh@suse.cz>
2520 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
2522 * passes.c (ipa_write_summaries): Write all analyzed nodes.
2524 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
2526 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
2527 * Makefile.in: Add it.
2528 Fix all other Makefile dependencies for changes below.
2529 * tree.h: Include it instead of defining VEC primitives here.
2530 * gimple.h: Likewise.
2532 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
2533 * except.h: Include vecir.h, break dependence on tree.h.
2535 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
2537 * tree-iterator.c: ...to here.
2538 * tree-iterator.h: Fix file introduction comment. Add extern markers.
2540 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
2542 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
2543 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
2544 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
2545 tree-mudflap.h, and target.h.
2546 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
2547 predict.h, tree-inline.h, gimple.h, and langhooks.h.
2548 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
2549 Add FIXME for why gimple.h is still included (should be unnecessary
2550 since GCC 4.5 gimplification unit-at-a-time).
2551 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
2552 * c-pragma.c: Add FIXME for why function.h needs to be included just
2553 for cfun, at front-end level.
2554 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
2555 Do not include ggc.h, but include vecprim.h for VEC(char).
2556 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
2557 Explain why target.h is included.
2558 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
2559 Explain why gimple.h is included.
2560 * c-ppoutput.c: Do not include tm.h.
2561 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
2562 * c-parses.c: Explain why rtl.h is included, and that this (and only
2563 this) is also why tm.h must be included.
2564 Do not include except.h.
2565 * c-lang.c: Do not include ggc.h.
2567 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
2569 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
2571 2010-05-15 Joseph Myers <joseph@codesourcery.com>
2573 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
2574 unions by default if those structs and unions have no tags. Do
2575 not condition anonymous struct and unions handling on flag_iso.
2576 Allow anonymous structs and unions for C1X.
2577 (finish_struct): Do not diagnose lack of named fields when
2578 anonymous structs and unions present for C1X. Accept flexible
2579 array members in structure with anonymous structs or unions but no
2580 directly named fields.
2581 * doc/extend.texi (Unnamed Fields): Update.
2583 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
2585 * gimple.h (compare_field_offset): Rename into...
2586 (gimple_compare_field_offset): ...this.
2587 * gimple.c (compare_field_offset): Rename into...
2588 (gimple_compare_field_offset): ...this. Compare the full access if
2589 the offset is self-referential.
2590 (gimple_types_compatible_p): Adjust for above renaming.
2591 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
2592 DECL_NONADDRESSABLE_P flag of fields before merging them.
2594 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
2596 * tree.h (ctor_to_list): Delete.
2597 * tree.c (ctor_to_list): Delete.
2599 2010-05-15 Jan Hubicka <jh@suse.cz>
2601 * ipa-reference.c: Include toplev.h
2602 (is_proper_for_analysis): Only add to all_module_statics
2604 (write_node_summary_p, stream_out_bitmap,
2605 ipa_reference_write_optimization_summary,
2606 ipa_reference_read_optimization_summary): New.
2607 (struct ipa_opt_pass_d pass_ipa_reference): Add
2608 optimization summary streaming.
2609 * lto-cgraph.c (referenced_from_this_partition_p,
2610 reachable_from_this_partition_p): New functions.
2611 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
2612 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
2613 * opts.c (decode_options): Enable ipa_reference.
2614 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
2615 * lto-streamer.h (referenced_from_this_partition_p,
2616 reachable_from_this_partition_p): Declare.
2618 2010-05-15 Richard Guenther <rguenther@suse.de>
2620 PR tree-optimization/44038
2621 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
2622 taking the address of a V_C_E of a constant.
2624 2010-05-14 Jan Hubicka <jh@suse.cz>
2626 * tree.h (memory_identifier_string): Remove.
2627 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
2628 (ipa_reference_global_vars_info_d): Remove statics_not_read and
2629 statics_not_written.
2630 (ipa_reference_optimization_summary_d): New structure.
2631 (ipa_reference_optimization_summary_t): New type and vector.
2632 (ipa_reference_vars_info_d): Embedd structures instead of using
2634 (reference_vars_to_consider): Remove out of GGC space.
2635 (module_statics_escape): Remove.
2636 (global_info_obstack): Rename to ...
2637 (optimization_summary_obstack): ... this one.
2638 (initialization_status_t): Remove.
2639 (memory_identifier_string): Remove.
2640 (get_reference_vars_info): Fix indenting.
2641 (set_reference_vars_info): Likewise.
2642 (get_reference_optimization_summary): New.
2643 (set_reference_optimization_summary): New.
2644 (get_global_reference_vars_info): Remove.
2645 (ipa_reference_get_read_global): Remove.
2646 (ipa_reference_get_written_global): Remove.
2647 (ipa_reference_get_not_read_global): Update.
2648 (ipa_reference_get_not_written_global): Update.
2649 (is_proper_for_analysis): Outlaw addressable.
2650 (propagate_bits): Update for new datastructures.
2651 (analyze_variable): Remove.
2652 (init_function_info): Update for new datastructures.
2653 (clean_function_local_data): Remove.
2654 (clean_function): Remove.
2655 (copy_global_bitmap): Use optimizations_summary_obstack.
2656 (duplicate_node_data): Duplicate optimization summary only.
2657 (remove_node_data): Remove optimization summary only.
2658 (generate_summary): Do not analyze variables; do not compute
2659 module_statics_escape; do not prune solutions by it.
2660 (read_write_all_from_decl): Fix typos in comments.
2661 (propagate): Doscover readonly and nonaddressable first;
2662 update for new datastructures; share global bitmaps.
2663 * ipa-reference.h (ipa_reference_get_read_global,
2664 ipa_reference_get_written_global): Remove.
2665 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
2666 * Makefile.in: Remove ipa-refereference from GT files.
2668 2010-05-14 Jakub Jelinek <jakub@redhat.com>
2671 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
2672 for all SYMBOL_REF_DECLs.
2674 2010-05-14 Jan Hubicka <jh@suse.cz>
2676 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
2677 (varpool_all_refs_explicit_p): New inline function.
2678 * ipa-reference.c: Update comment.
2679 (module_statics_written): Remove.
2680 (get_static_decl): Remove.
2681 (ipa_init): Do not initialize module_statics_written.
2682 (analyze_function): Likewise.
2683 (generate_summary): Likewise; do not compute module_statics_readonly
2684 and do not update variable flags.
2685 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
2686 * ipa.c: Inlucde flags.h
2687 (cgraph_local_node_p): New.
2688 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
2689 promote functions to local.
2690 (ipa_discover_readonly_nonaddressable_vars): New function.
2691 (function_and_variable_visibility): Use cgraph_local_node_p.
2692 * varpool.c (varpool_finalize_decl): Set force_output for
2693 DECL_PRESERVE_P vars.
2695 2010-05-14 Jan Hubicka <jh@suse.cz>
2697 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
2699 2010-05-14 Richard Guenther <rguenther@suse.de>
2701 PR tree-optimization/44119
2702 * tree-ssa-pre.c (eliminate): Properly mark replacement of
2703 a PHI node necessary.
2705 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
2707 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
2709 2010-05-14 Jason Merrill <jason@redhat.com>
2712 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
2713 (gimple_call_set_nothrow): New.
2714 * gimple.c (gimple_build_call_from_tree): Call it.
2715 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
2718 * gimplify.c (gimplify_seq_add_stmt): No longer static.
2719 * gimple.h: Declare it.
2720 * gimple.c (gimple_build_eh_filter): No ops.
2722 2010-05-14 Jan Hubicka <jh@suse.cz>
2724 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
2725 nodes already in queue.
2726 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
2729 2010-05-14 Jakub Jelinek <jakub@redhat.com>
2732 * cfgexpand.c (expand_debug_expr): If non-memory op0
2733 has BLKmode, return NULL.
2735 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
2737 * config.gcc: Add support for --with-cpu option for bdver1.
2738 * config/i386/i386.h (TARGET_BDVER1): New macro.
2739 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
2740 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
2741 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
2742 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
2743 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
2744 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
2745 (processor_type): Add PROCESSOR_BDVER1.
2746 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
2747 processor_type in config/i386/i386.h.
2748 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
2749 movaps <reg, reg> instead of movapd <reg, reg> when replacing
2750 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
2751 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
2752 to emit packed xor instead of packed double/packed integer
2753 xor for SSE and AVX when moving a zero value.
2754 * config/i386/sse.md: Add check for
2755 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
2756 movapd/movdqa for SSE and AVX.
2757 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
2758 single logical operations i.e and, or and xor instead of packed double
2759 logical operations for SSE and AVX.
2760 * config/i386/i386-c.c (ix86_target_macros_internal):
2761 Add PROCESSOR_BDVER1.
2762 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
2763 (has_fma4, has_xop): New.
2764 * config/i386/i386.c (bdver1_cost): New variable.
2765 (m_BDVER1): New macro.
2766 (m_AMD_MULTIPLE): Add m_BDVER1.
2767 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
2768 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
2769 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
2770 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
2771 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
2772 x86_tune_sse_partial_reg_dependency,
2773 x86_tune_sse_unaligned_load_optimal,
2774 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
2775 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
2776 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
2777 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
2778 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
2779 Enable/disable for bdver1.
2780 (processor_target_table): Add bdver1_cost.
2781 (cpu_names): Add bdver1.
2782 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
2783 processor_alias_table.
2784 (ix86_expand_vector_move_misalign): Change.
2785 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
2786 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
2787 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
2788 of movupd/movdqu for SSE and AVX.
2789 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
2790 (ix86_tune_adjust_cost): Add code for bdver1.
2791 (standard_sse_constant_opcode): Add check for
2792 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
2793 of packed double xor for SSE and AVX.
2795 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
2797 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
2800 2010-05-14 Tristan Gingold <gingold@adacore.com>
2802 * toplev.c (default_debug_hooks): Remove this variable.
2803 (process_options): Remove assignments to default_debug_hooks.
2805 2010-05-14 Martin Jambor <mjambor@suse.cz>
2807 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
2808 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
2809 * langhooks.h (struct lang_hooks_for_decls): Removed field
2811 * tree.c (free_lang_data): Remove assignment to
2812 lang_hooks.fold_obj_type_ref.
2813 * tree.def (OBJ_TYPE_REF): Update comment.
2815 2010-05-14 Richard Guenther <rguenther@suse.de>
2817 PR tree-optimization/44124
2818 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
2820 2010-05-14 Alan Modra <amodra@gmail.com>
2823 * config/rs6000/rs6000.c (struct machine_function): Reorder
2824 fields for better packing. Add lr_save_state.
2825 (rs6000_ra_ever_killed): Return lr_save_state if set.
2826 (rs6000_emit_eh_reg_restore): Set lr_save_state.
2828 2010-05-13 Jan Hubicka <jh@suse.cz>
2830 * varpool.c (decide_is_variable_needed): Drop code checking
2831 TREE_SYMBOL_REFERENCED.
2833 2010-05-13 Jan Hubicka <jh@suse.cz>
2835 * final.c (output_addr_const): Do not call mark_decl_referenced.
2836 * cgraphunit.c (process_function_and_variable_attributes): Use
2837 mark_needed_node dirrectly.
2838 (assemble_thunk): Do not call mark_decl_referenced.
2840 2010-05-13 Anatoly Sokolov <aesok@post.ru>
2842 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
2844 2010-05-13 Jeff Law <law@redhat.com>
2846 * ira-conflicts.c (print_allocno_conflicts): New function broken out
2848 (print_conflicts): Call print_allocno_conflicts.
2850 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2853 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
2856 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
2858 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
2859 t-mingw-w64 or t-mingw-w32 for multilib configuration.
2860 * config/i386/t-mingw-w32: New.
2861 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
2863 2010-05-13 Martin Jambor <mjambor@suse.cz>
2865 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
2867 * gimple-fold.c (get_base_binfo_for_type): New function.
2868 (gimple_get_relevant_ref_binfo): Likewise.
2869 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2870 (gimple_fold_obj_type_ref): Likewise.
2871 (fold_gimple_call): Simplify condition for folding virtual calls
2872 and call gimple_fold_obj_type_ref.
2873 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
2874 (gimple_fold_obj_type_ref_known_binfo): Likewise.
2876 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
2878 * config/rs6000/rs6000-protos.h
2879 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
2880 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
2881 (rs6000_debug_mode_dependent_address)
2882 (rs6000_mode_dependent_address_ptr): Likewise.
2884 2010-05-13 Jakub Jelinek <jakub@redhat.com>
2887 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
2889 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
2890 * tree-sra.c (create_access_replacement): Call unshare_expr before
2891 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
2892 * dwarf2out.c: Include tree-flow.h.
2893 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
2894 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2895 Handle DW_OP_bit_piece.
2896 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
2897 construct_piece_list, adjust_piece_list): New functions.
2898 (add_var_loc_to_decl): Handle SRA optimized variables.
2899 Adjust for var_loc_note to loc field renaming.
2900 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
2901 in VAR_LOCATION note.
2902 (new_loc_descr_op_bit_piece): New function.
2903 (dw_sra_loc_expr): New function.
2904 (dw_loc_list): Use it. Don't handle the last range after the
2905 loop, handle it inside of the loop. Adjust for var_loc_note
2906 to loc field renaming.
2907 (add_location_or_const_value_attribute): Only special case
2908 single entry loc lists if loc is NOTE_P. Adjust for
2909 var_loc_note to loc field renaming.
2910 (dwarf2out_var_location): Don't set newloc->var_loc_note
2911 and newloc->next here.
2913 2010-05-12 Jan Hubicka <jh@suse.cz>
2915 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
2917 * cgraph.h (cgraph_only_called_directly_p,
2918 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
2919 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
2920 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
2922 * ipa.c (cgraph_remove_unreachable_nodes): Use
2923 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
2925 * tree-inline.c (copy_bb): Check address_taken flag.
2926 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
2927 externally_visible flag.
2929 2010-05-12 Jason Merrill <jason@redhat.com>
2933 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
2934 * sdbout.c (plain_type_1): Likewise.
2935 * dwarf2out.c (is_base_type): Likewise.
2936 (gen_type_die_with_usage): Likewise. Generate
2937 DW_TAG_unspecified_type for any LANG_TYPE.
2939 2010-05-12 Jan Hubicka <jh@suse.cz>
2941 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
2943 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
2944 (cgraph_clone_edge): Update.
2945 (cgraph_node_remove_callees): Remove indirect calls too.
2946 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
2947 (cgraph_create_indirect_edge): Update prototype.
2948 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
2949 is_proper_for_analysis.
2950 (add_new_function, visited_nodes, function_insertion_hook_holder,
2951 get_local_reference_vars_info, mark_address_taken, mark_address,
2952 mark_load, mark_store, check_asm_memory_clobber, check_call,
2953 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
2954 (ipa_init): Do not initialize visited_nodes;
2955 function_insertion_hook_holder.
2956 (analyze_variable): Rewrite.
2957 (analyze_function): Rewrite.
2958 (copy_local_bitmap): Remove.
2959 (duplicate_node_dat): Do not duplicate local info.
2960 (generate_summary): Simplify to only walk cgraph.
2961 (write_node_summary_p, ipa_reference_write_summary,
2962 ipa_reference_read_summary): Remove.
2963 (propagate): Do not remove function insertion;
2965 (pass_ipa_reference): NULLify summary handling fields.
2966 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
2967 (input_edge): Input ecf_flags.
2968 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
2969 (update_indirect_edges_after_inlining): Ignore edges with unknown
2972 2010-05-12 Sriraman Tallam <tmsriram@google.com>
2974 * implicit-zee.c: New file.
2975 * tree-pass.h (pass_implicit_zee): Declare.
2976 * passes.c (init_optimization_passes): Add zee pass.
2977 * common.opt (fzee): New flag.
2978 * timevar.def (TV_ZEE): Define.
2979 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
2981 * Makefile.in (implicit-zee.o): Add new build file.
2983 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
2984 Nathan Froyd <froydnj@codesourcery.com>
2986 * c-common.c (sync_resolve_params): Remove write-only variable.
2988 2010-05-12 Anatoly Sokolov <aesok@post.ru>
2990 * target.h (struct gcc_target): Add mode_dependent_address_p field.
2991 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2992 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
2993 * targhooks.c (default_mode_dependent_address_p): New function.
2994 * targhooks.h (default_mode_dependent_address_p): Declare function.
2995 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
2996 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
2997 * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
2998 target hook. Change return type to bool.
2999 * recog.h (mode_dependent_address_p): Change return type to bool.
3001 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
3002 Nathan Froyd <froydnj@codesourcery.com>
3004 * tree-mudflap.c (build_function_type_0, build_function_type_1,
3005 build_function_type_2, build_function_type_3): Remove.
3006 (mudflap_init): Use build_function_type_list.
3008 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
3009 Nathan Froyd <froydnj@codesourcery.com>
3011 * coverage.c (build_fn_info_value): Call build_constructor instead of
3012 build_constructor_from_list.
3013 (build_ctr_info_value): Likewise.
3014 (build_gcov_info): Likewise.
3016 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
3018 * tree.c (build_constructor): Compute TREE_CONSTANT for the
3019 resultant constructor.
3020 (build_constructor_single): Don't set TREE_CONSTANT.
3021 (build_constructor_from_list): Don't compute TREE_CONSTANT.
3023 2010-05-12 Jan Hubicka <jh@suse.cz>
3025 * cgraph.h (struct varpool_node): Add aux.
3026 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
3027 * varpool.c (varpool_remove_node): Do not remove initializer.
3028 (varpool_reset_queue): Export.
3029 (varpool_finalize_decl): Volatile vars are forced to be output.
3030 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
3032 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
3033 process_references, varpool_can_remove_if_no_refs): New functions.
3034 (cgraph_remove_unreachable_nodes): Handle variables too.
3036 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
3039 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
3041 2010-05-12 Jakub Jelinek <jakub@redhat.com>
3044 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
3045 change value of ORT_TASK.
3046 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
3047 (omp_notice_threadprivate_variable): New function.
3048 (omp_notice_variable): Call it for threadprivate variables.
3049 If enclosing ctx is a task, print enclosing task rather than
3050 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
3051 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
3052 if task has untied clause.
3055 * dwarf2out.c (base_type_die): Don't add name attribute here.
3056 (modified_type_die): Instead of sizetype use
3057 its underlying original type. If a DW_TAG_base_type doesn't
3058 have name added, add __unknown__.
3059 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
3060 always call force_type_die instead.
3062 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
3064 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
3065 for __stack_chk_guard.
3067 2010-05-11 Jakub Jelinek <jakub@redhat.com>
3069 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
3070 don't call start_source_file debug hook here...
3071 (finish_options): ... but here, after outputting predefined and
3072 command line defines and undefs.
3075 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
3077 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
3078 optimizing away empty bb with no successors, move over its
3079 footer chain to fallthru predecessor.
3080 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
3081 (rtl_split_edge): For asm goto call patch_jump_insn even if
3082 splitting fallthru edge.
3085 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
3086 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
3087 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
3088 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
3092 * c-parser.c (c_parser_expression): Mark LHS of a comma
3093 expression as read if it is a decl, handled component or
3094 COMPOUND_EXPR with that on the RHS.
3095 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
3096 if it is a decl or handled component.
3098 2010-05-11 Jan Hubicka <jh@suse.cz>
3100 * lto-symtab.c (lto_symtab_free): New function.
3101 * lto-streamer.h (lto_symtab_free): Declare.
3103 2010-05-11 Jan Hubicka <jh@suse.cz>
3105 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
3106 that if function is needed it is reachable.
3107 (lto_output_node): See if it the function is reachable or referenced.
3108 (output_cgraph): Update call of lto_output_node.
3109 * lto-streamer.h (reachable_from_other_partition_p): Declare.
3111 2010-05-11 Jan Hubicka <jh@suse.cz>
3113 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
3116 2010-05-11 Jan Hubicka <jh@suse.cz>
3118 PR tree-optimize/44063
3119 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
3121 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
3123 (estimate_function_body_sizes): Compute sizes even when disregarding.
3125 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
3127 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
3129 2010-05-11 Jan Hubicka <jh@suse.cz>
3131 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
3132 into every boundary.
3134 2010-05-11 Jan Hubicka <jh@suse.cz>
3136 * matrix-reorg.c (matrix_reorg): Rebuild edges.
3138 2010-05-11 Jan Hubicka <jh@suse.cz>
3140 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
3141 lto_streamer_cache_delete): Put nodes into heap.
3142 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
3145 2010-05-11 Jan Hubicka <jh@suse.cz>
3147 * cgraphbuild.c (cgraph_rebuild_references): New.
3148 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
3150 * cgraph.h (cgraph_rebuild_references): Declare.
3151 * tree-inline.c (tree_function_versioning): Use it.
3152 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
3154 2010-05-11 Jan Hubicka <jh@suse.cz>
3156 * cgraph.c: Include ipa-utils.h
3157 (cgraph_create_virtual_clone): Update references.
3158 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
3160 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
3162 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
3163 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
3166 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
3168 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
3170 2010-05-11 Jakub Jelinek <jakub@redhat.com>
3172 * gcc.c (execute): For -### don't quote arguments that
3173 contain just alphanumerics and _/-. characters.
3174 * doc/invoke.texi: Document that change for -###.
3177 * df-problems.c (struct dead_debug): Add to_rescan field.
3178 (dead_debug_init): Clear to_rescan field.
3179 (dead_debug_finish): Rescan all debug insns in to_rescan
3180 bitmap and free the bitmap.
3181 (dead_debug_insert_before): Instead of rescanning debug insns
3182 immediately queue their rescanning until dead_debug_finish.
3183 (df_note_bb_compute): After dead_debug_add do continue instead
3186 2010-05-10 Jakub Jelinek <jakub@redhat.com>
3189 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
3190 clear also INSN_REG_USE_LIST.
3192 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3194 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
3196 2010-05-10 Jan Hubicka <jh@suse.cz>
3198 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
3201 2010-05-10 Jan Hubicka <jh@suse.cz>
3203 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
3205 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
3206 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
3207 (lto_streamer_cache_create): Init alloc pool.
3208 (lto_streamer_cache_delete): Free alloc pool.
3209 * lto-streamer.h: Include alloc pool.
3210 (lto_streamer_cache_d): Use alloc pool.
3211 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
3213 2010-05-10 Jan Hubicka <jh@suse.cz>
3215 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
3216 * cgraphbuild.c: Include except.h
3217 (record_type_list, record_eh_tables): New function.
3218 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
3220 2010-05-10 Jan Hubicka <jh@suse.cz>
3222 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
3223 __frame_dummy_init_array_entry, force_to_data): Attribute as used
3226 2010-05-10 Michael Matz <matz@suse.de>
3228 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
3229 (can_reassociate_p): Use FLOAT_TYPE_P.
3230 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
3231 (vect_force_simple_reduction): ... this.
3232 * tree-parloops.c (gather_scalar_reductions): Use
3233 vect_force_simple_reduction.
3234 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
3235 vect_is_simple_reduction, add modify argument, if true rewrite
3236 "a-b" into "a+(-b)".
3237 (vect_is_simple_reduction, vect_force_simple_reduction): New
3239 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
3241 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
3242 Vladimir Makarov <vmakarov@redhat.com>
3244 PR rtl-optimization/44012
3245 * ira-build.c (remove_unnecessary_allocnos): Nullify
3246 regno_allocno_map of the removed allocno.
3248 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3250 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
3252 * configure: Regenerate.
3254 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3256 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
3258 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
3259 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
3261 * configure: Regenerate.
3263 2010-05-10 Richard Guenther <rguenther@suse.de>
3265 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
3266 marked if the entry identifier is marked.
3268 2010-05-10 Richard Guenther <rguenther@suse.de>
3270 * c-common.c (struct c_common_attributes): Add fnspec attribute.
3271 (handle_fnspec_attribute): New function.
3272 * gimple.h (gimple_call_return_flags): Declare.
3273 (gimple_call_arg_flags): Likewise.
3274 * gimple.c (gimple_call_arg_flags): New function.
3275 (gimple_call_return_flags): Likewise.
3276 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
3278 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
3280 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
3281 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
3283 (make_heapvar_for): ... this new function.
3284 (handle_rhs_call): Handle fnspec attribute argument specifiers.
3285 (handle_lhs_call): Likewise.
3286 (find_func_aliases): Adjust.
3288 2010-05-10 Richard Guenther <rguenther@suse.de>
3290 PR tree-optimization/44050
3291 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
3293 2010-05-10 Wei Guozhi <carrot@google.com>
3296 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
3298 2010-05-09 Joseph Myers <joseph@codesourcery.com>
3301 * c-typeck.c (lookup_field): Take a type directly. Update
3303 (build_component_ref): Update call to lookup_field.
3304 (set_init_label): Use lookup_field to find initialized field.
3305 Handle returned list of fields like a sequence of designators.
3307 2010-05-09 Richard Guenther <rguenther@suse.de>
3310 * fold-const.c (tree_single_nonzero_warnv_p): Properly
3311 handle &FUNCTION_DECL.
3313 2010-05-09 Joseph Myers <joseph@codesourcery.com>
3316 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
3317 structures and unions recursively.
3318 (detect_field_duplicates): Move duplicate detection with a hash to
3319 detect_field_duplicates_hash. Always use a hash if anonymous
3320 structures or unions are present.
3321 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
3324 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
3327 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
3328 detect Atom, Core 2 and Core i7.
3330 2010-05-09 Richard Guenther <rguenther@suse.de>
3332 * gcc.c (store_arg): Handle temporary file deletion for
3335 2010-05-09 Richard Guenther <rguenther@suse.de>
3338 * ipa-inline.c (estimate_function_body_sizes): Return after
3339 disregarding inline limits.
3341 2010-05-09 Richard Guenther <rguenther@suse.de>
3343 * gcc.c (store_arg): Revert last change.
3345 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
3348 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
3349 (optimize_ops_list): Call it.
3351 2010-05-08 Richard Guenther <rguenther@suse.de>
3353 PR tree-optimization/44030
3354 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
3355 NECESSARY flag if we propagate from a inserted expression.
3357 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
3359 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
3360 domain types as equal if they are both PLACEHOLDER_EXPRs.
3362 2010-05-08 Richard Guenther <rguenther@suse.de>
3364 * lto-wrapper.c (run_gcc): Remove linker output from
3365 command line for LTRANS invocation.
3367 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
3369 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
3370 lto-macho as lto_binary_reader.
3371 * target.h (struct gcc_target): New hooks lto_start and lto_end.
3372 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
3373 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
3374 in lto_start and lto_end calls.
3375 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
3377 (scan_prog_file): Update is_elf_or_coff call.
3378 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
3380 * collect2.c (main): Fix enum comparison.
3382 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
3384 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
3385 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
3386 and TARGET_ASM_LTO_END.
3387 * darwin.c: Include obstack.h and lto-streamer.h.
3388 (lto_section_names_offset, lto_section_names_obstack,
3389 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
3391 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
3392 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
3393 to a temporary file.
3394 (darwin_asm_lto_end): New function. Restore asm_out_file.
3395 (darwin_asm_named_section): For LTO sections, replace the name with
3396 the offset of the section name in a string table, and build this
3398 (darwin_file_start): Initialize global vars for LTO support.
3399 (darwin_file_end): If output to asm_out_file was redirected, append it
3400 to the proper asm_out_file here. Add the section names section.
3402 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
3404 * c-pragma.c (pending_weak_d, pending_weak): New.
3405 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
3406 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
3407 handle_pragma_weak): Update the uses of pending_weaks.
3409 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3411 PR documentation/44016
3412 * doc/standards.texi (Standards): Link to unversioned
3413 cxx0x_status.html page.
3415 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
3418 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
3419 in addition to TREE_USED, to avoid "set but unused" warnings.
3421 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
3423 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
3424 (is_loop_prefetching_profitable): Do not insert prefetches
3425 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
3426 times the prefetch ahead distance.
3428 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
3430 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
3431 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
3432 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
3435 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
3437 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
3438 a diagnostic info when the insn-to-mem ratio is too small.
3440 2010-05-07 Richard Guenther <rguenther@suse.de>
3442 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
3444 (store_arg): Queue temp_filename for deletion instead of
3447 2010-05-07 Richard Guenther <rguenther@suse.de>
3449 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
3450 (run_gcc): Handle LTRANS phase invocation.
3451 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
3453 2010-05-07 Jakub Jelinek <jakub@redhat.com>
3455 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
3456 this is also meaningful on PARM_DECLs and RESULT_DECLs.
3458 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3460 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
3462 2010-05-07 Richard Guenther <rguenther@suse.de>
3464 PR tree-optimization/44020
3465 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
3466 code when PRE is not yet initialized.
3468 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3470 * config/mips/dbxmdebug.h: Remove.
3471 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
3473 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
3475 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
3476 with null pointer and also warn about ordered comparison of zero with
3479 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
3481 * graphite-blocking.c
3482 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
3483 * graphite-clast-to-gimple.c
3484 (clast_to_gcc_expression): Same.
3485 (precision_for_value): Same.
3486 (precision_for_interval): Same.
3487 (gcc_type_for_interval): Same.
3488 (graphite_create_new_guard): Same.
3489 (compute_bounds_for_level): Same.
3490 (graphite_create_new_loop_guard): Same.
3491 * graphite-interchange.c
3492 (build_linearized_memory_access): Same.
3493 (pdr_stride_in_loop): Same.
3494 (memory_strides_in_loop_1): Same.
3495 (memory_strides_in_loop): Same.
3496 (extend_scattering): Same.
3497 (psct_scattering_dim_for_loop_depth): Same.
3498 (pbb_number_of_iterations): Same.
3500 (debug_iteration_domains): Same.
3502 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
3503 (ppl_set_inhomogeneous_gmp): Same.
3504 (ppl_strip_loop): Same.
3505 (ppl_lexico_compare_linear_expressions): Same.
3506 (ppl_read_polyhedron_matrix): Same.
3507 (ppl_max_for_le_pointset): Same.
3509 (ppl_read_polyhedron_matrix): Same.
3510 (tree_int_to_gmp): Same.
3511 (gmp_cst_to_tree): Same.
3512 (ppl_set_inhomogeneous): Same.
3513 (ppl_set_inhomogeneous_tree): Same.
3514 (ppl_set_coef): Same.
3515 (ppl_set_coef_tree): Same.
3516 * graphite-sese-to-poly.c
3517 (build_pbb_scattering_polyhedrons): Same.
3518 (build_scop_scattering): Same.
3519 (scan_tree_for_params_right_scev): Same.
3520 (scan_tree_for_params): Same.
3521 (find_params_in_bb): Same.
3522 (find_scop_parameters): Same.
3523 (add_upper_bounds_from_estimated_nit): Same.
3524 (build_loop_iteration_domains): Same.
3525 (add_condition_to_domain): Same.
3526 (pdr_add_memory_accesses): Same.
3528 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
3530 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
3531 CLooG's value_* macros to their respective mpz_* counterparts.
3532 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
3533 (graphite_create_new_loop_guard): Same.
3534 * graphite-interchange.c (build_linearized_memory_access): Same.
3535 (pdr_stride_in_loop): Same.
3536 (memory_strides_in_loop_1): Same.
3537 (1st_interchange_profitable_p): Same.
3538 * graphite-poly.c (extend_scattering): Same.
3539 (psct_scattering_dim_for_loop_depth): Same.
3540 (pbb_number_of_iterations): Same.
3541 (pbb_number_of_iterations_at_time): Same.
3542 * graphite-poly.h (new_1st_loop): Same.
3543 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
3544 (oppose_constraint): Same.
3545 (insert_constraint_into_matrix): Same.
3546 (ppl_set_inhomogeneous_gmp): Same.
3547 (ppl_set_coef_gmp): Same.
3548 (ppl_strip_loop): Same.
3549 (ppl_lexico_compare_linear_expressions): Same.
3550 (ppl_max_for_le_pointset): Same.
3551 (ppl_min_for_le_pointset): Same.
3552 (ppl_build_realtion): Same.
3553 * graphite-ppl.h (gmp_cst_to_tree): Same.
3554 (ppl_set_inhomogeneous): Same.
3555 (ppl_set_inhomogeneous_tree): Same.
3556 (ppl_set_coef): Same.
3557 (ppl_set_coef_tree): Same.
3558 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
3559 (build_scop_scattering): Same.
3560 (add_value_to_dim): Same.
3561 (scan_tree_for_params_right_scev): Same.
3562 (scan_tree_for_params_int): Same.
3563 (scan_tree_for_params): Same.
3564 (find_params_in_bb): Same.
3565 (find_scop_parameters): Same.
3566 (add_upper_bounds_from_estimated_nit): Same.
3567 (build_loop_iteration_domains): Same.
3568 (create_linear_expr_from_tree): Same.
3569 (add_condition_to_domain): Same.
3570 (pdr_add_memory_accesses): Same.
3572 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
3573 Jason Merrill <jason@redhat.com>
3575 * c-common.c (c_common_reswords): Add nullptr.
3576 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
3577 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
3578 (gen_type_die_with_usage): Likewise.
3579 * dbxout.c (dbxout_type): Likewise.
3580 * sdbout.c (plain_type_1): Likewise.
3582 2010-05-06 Jason Merrill <jason@redhat.com>
3584 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
3585 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
3587 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
3589 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
3590 stripping WITH_SIZE_EXPR.
3591 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
3594 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3596 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
3597 list of obsolete configurations.
3598 Disabled check for obsolete configurations.
3599 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
3600 Removed support for previous versions.
3601 * config/mips/iris.h: Removed.
3602 * config/mips/iris5.h: Removed.
3603 * config/mips/iris6.h: Merged old iris.h contents.
3604 (TARGET_IRIX): Removed.
3605 (DRIVER_SELF_SPECS): Removed mabi=32.
3606 (IDENT_ASM_OP): Removed undef.
3607 (STARTFILE_SPEC): Removed mabi=32.
3608 (ENDFILE_SPEC): Likewise.
3609 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
3610 (MACHINE_TYPE): Update for IRIX 6.5.
3611 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
3612 TARGET_IRIX by TARGET_IRIX6.
3613 (mips_file_start): Likewise.
3614 (mips_output_external): Remove IRIX 5/6 O32 support.
3615 (mips_output_function_prologue): Likewise.
3616 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
3618 (TARGET_CPU_CPP_BUILTINS): Likewise.
3619 (TARGET_IRIX): Removed.
3620 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
3621 (MULTILIB_DIRNAMES): Removed 32.
3622 (MULTILIB_OSDIRNAMES): Removed ../lib.
3623 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
3624 (Specific, mips-sgi-irix5): Document removal.
3625 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
3626 Remove references to older IRIX 6 releases and the O32 ABI.
3628 2010-05-06 Jakub Jelinek <jakub@redhat.com>
3631 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
3632 instead of DF_REF_REAL_REG.
3634 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
3637 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
3638 handling to still return true for x64 targets.
3640 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3642 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
3644 2010-05-06 Jan Hubicka <jh@suse.cz>
3646 PR tree-optimization/43791
3647 * ipa-inline.c (update_caller_keys): Remove bogus
3648 disregard_inline_limits check.
3650 2010-05-06 Michael Matz <matz@suse.de>
3652 PR tree-optimization/43984
3653 * tree-ssa-pre.c (inserted_phi_names): Remove.
3654 (inserted_exprs): Change to bitmap.
3655 (create_expression_by_pieces): Set bits, don't append to vector.
3656 (insert_into_preds_of_block): Don't handle inserted_phi_names.
3657 (eliminate): Don't look at inserted_phi_names, remove deleted
3658 insns from inserted_exprs.
3659 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
3660 (init_pre, fini_pre): Allocate and free bitmaps.
3661 (execute_pre): Insert insns on edges before elimination.
3663 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3665 * tree.c (initializer_zerop): Handle STRING_CST.
3667 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
3670 * doc/invoke.texi (Wimplicit): Document as C only.
3671 * opts.c (common_handle_option): Add argument kind.
3672 (handle_option): Rename as read_cmdline_option. Factor out code to...
3673 (handle_option): ... here. New.
3674 (handle_options): Rename as read_cmdline_options.
3675 (decode_options): Update call.
3676 (set_option): Use option index instead of option pointer. Classify
3677 diagnostics correctly.
3678 (enable_warning_as_error): Call handle_option.
3679 * opts.h (set_option): Update declaration.
3680 (handle_option): Declare.
3681 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
3682 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
3683 * c-opts.c (set_Wimplicit): Delete.
3684 (c_family_lang_mask): New static constant.
3685 (c_common_handle_option): Add argument kind. Use handle_option
3686 instead of set_Wimplicit.
3687 (c_common_post_options): warn_implicit and warn_implicit_int
3688 are disabled by default.
3689 * c-common.c (warn_implicit): Do not define here.
3690 * c-common.h (warn_implicit): Do not declare here.
3691 (c_common_handle_option): Update declaration.
3692 * lto-opts.c (lto_reissue_options): Update call to set_option.
3694 2010-05-06 Richard Guenther <rguenther@suse.de>
3696 PR tree-optimization/43571
3697 * domwalk.c (walk_dominator_tree): Walk the dominator
3698 sons in more optimal order.
3700 2010-05-06 Richard Guenther <rguenther@suse.de>
3702 PR tree-optimization/43934
3703 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
3704 (stmt_cost): Likewise.
3705 (extract_true_false_args_from_phi): New helper.
3706 (determine_max_movement): For PHI nodes verify we can hoist them
3707 and compute their cost.
3708 (determine_invariantness_stmt): Handle PHI nodes.
3709 (move_computations_stmt): Likewise. Hoist PHI nodes in
3710 if-converted form using COND_EXPRs.
3711 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
3712 (tree_ssa_lim): Likewise.
3713 * tree-flow.h (tree_ssa_lim): Adjust prototype.
3714 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
3716 2010-05-06 Richard Guenther <rguenther@suse.de>
3718 PR tree-optimization/43987
3719 * tree-ssa-structalias.c (could_have_pointers): For possibly
3720 address-taken variables force pointers to be recorded.
3721 (create_variable_info_for_1): Likewise.
3722 (push_fields_onto_fieldstack): Pass in wheter all fields
3724 (find_func_aliases): Query types instead of vars whether
3725 they contain pointers where appropriate.
3727 2010-05-06 Jan Hubicka <jh@suse.cz>
3729 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
3730 (record_reference, mark_address, mark_load, mark_store): Record
3732 (record_references_in_initializer): Update call of record_references.
3733 (rebuild_cgraph_edges): Remove all references before rebuiding.
3734 * cgraph.c (cgraph_create_node): Clear ref list.
3735 (cgraph_remove_node): Remove references.
3736 (dump_cgraph_node): Dump references.
3737 (cgraph_clone_node): Clone references.
3738 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
3739 (struct cgraph_node, varpool_node): Add ref_lst.
3740 * ipa-ref.c: New file.
3741 * ipa-ref.h: New file.
3742 * ipa-ref-inline.h: New file.
3743 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
3744 (referenced_from_other_partition_p): New function.
3745 (lto_output_varpool_node): Take set arugment; call
3746 referenced_from_other_partition.
3747 (lto_output_ref): New.
3748 (add_references): New.
3750 (output_cgraph): Compute boundary based on references; output refs.
3751 (output_varpool): Accept cgraph_node_set argument.
3754 (input_cgraph): Call input_refs.
3755 * lto-section-in.c (lto_section_name): Add refs.
3756 * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
3757 (ipa-ref.o): New file.
3758 * varpool.c (varpool_node): Clear ipa ref list.
3759 (varpool_remove_node): Remove references.
3760 (dump_varpool_node): Dump references.
3761 (varpool_assemble_decl): Only compile finalized ones.
3762 (varpool_extra_name_alias): Initialize ref list.
3763 * lto-streamer.c (lto-get_section_name): Add .refs section.
3764 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
3765 (referenced_from_other_partition_p): Declared.
3767 2010-05-06 Ira Rosen <irar@il.ibm.com>
3769 PR tree-optimization/43901
3770 * tree-vect-stmts.c (vectorizable_call): Assert that vector
3771 type is not NULL if it's transformation phase, and return
3772 FALSE if it's analysis.
3773 (vectorizable_conversion, vectorizable_operation,
3774 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
3776 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
3778 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3780 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
3782 * config/mips/mips-protos.h
3783 (mips_small_register_classes_for_mode_p): Delete prototype.
3785 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
3787 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
3788 * config/arm/arm.c (multiple_operation_profitable_p,
3789 compute_offset_order): New static functions.
3790 (load_multiple_sequence, store_multiple_sequence): Use them.
3791 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
3792 memory offsets, not register numbers.
3793 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
3795 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
3797 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
3798 (get_pending_sizes, put_pending_size, put_pending_sizes):
3799 Update the uses of pending_sizes.
3800 * c-decl.c (store_parm_decls): Likewise.
3801 * c-tree.h (struct c_arg_info): Likewise.
3802 * tree.h: Update the prototype for get_pending_sizes and
3805 2010-05-05 Jason Merrill <jason@redhat.com>
3808 * c-common.c (handle_aligned_attribute): Respect
3809 ATTR_FLAG_TYPE_IN_PLACE.
3812 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
3813 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3814 (TARGET_INITIALIZER): Use it.
3815 * c-common.c (attribute_takes_identifier_p): Call it.
3816 * c-common.h: Update prototype.
3817 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
3818 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
3820 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3823 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
3824 DW_ID_down_case for Fortran compilation units.
3826 2010-05-05 Jan Hubicka <jh@suse.cz>
3828 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
3831 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
3833 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
3834 a variable-sized RESULT_DECL.
3836 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
3838 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
3840 2010-05-05 Jason Merrill <jason@redhat.com>
3843 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
3845 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
3847 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
3848 Jakub Jelinek <jakub@redhat.com>
3851 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
3852 (dead_debug_init, dead_debug_finish): New functions.
3853 (dead_debug_add, dead_debug_insert_before): Likewise.
3854 (df_note_bb_compute): Initialize a dead_debug object, add dead
3855 debug uses to it, insert debug bind insns before death insns,
3856 reset debug insns that refer to pending uses at the end.
3857 * rtl.h (make_debug_expr_from_rtl): New prototype.
3858 * varasm.c (make_debug_expr_from_rtl): New function.
3860 2010-05-05 Jan Hubicka <jh@suse.cz>
3862 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
3863 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
3864 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
3865 lto_varpool_encoder_deref, lto_varpool_encoder_size,
3866 lto_varpool_encoder_encode_initializer_p,
3867 lto_set_varpool_encoder_encode_initializer): New functions.
3868 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
3869 call output_varpool.
3870 (input_varpool_node): Do not always set analyzed.
3871 (input_cgraph_1): Return vector of cgraph nodes.
3872 (input_varpool_1): Return vector of varpools.
3873 (input_cgraph): Free the vectors.
3874 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
3875 output only initializers needed.
3876 (lto_output): Only call output_cgraph.
3877 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
3878 * lto-section-out.c (lto_new_out_decl_state): Initialize
3879 state->varpool_node_encoder.
3880 * lto-streamer.h (lto_varpool_encoder_d): New.
3881 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
3882 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
3883 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
3884 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
3885 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
3887 (output_varpool, input_varpool): Remove declarations.
3889 2010-05-05 Jan Hubicka <jh@suse.cz>
3891 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
3892 with body can prevail.
3894 2010-05-05 Jan Hubicka <jh@suse.cz>
3896 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
3899 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3901 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
3903 * gengtype.h (erro_at_line): Constify pos argument.
3905 * gengtype.c: Include hashtab.h.
3906 (enum gc_used): Document GC_MAYBE_POINTED_TO.
3907 (error_at_line): Constify pos argument.
3908 (do_typedef): Initialize p->opt field.
3909 (get_file_gtfilename): Fix comment typo.
3910 (struct walk_type_data): Constify line field.
3911 (get_output_file_for_structure): New function.
3912 (write_local_func_for_structure): Constify orig_s argument.
3913 Use get_output_file_for_structure.
3914 (write_func_for_structure): Use get_output_file_for_structure.
3915 (INDENT): New define.
3916 (dump_pair, dump_type, dump_type_list, dump_typekind)
3917 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
3918 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
3920 (seen_types): New variable.
3921 (main): New variable do_dump. Process "-d" command line option.
3922 Call dump_everything if dump requested.
3924 2010-05-05 Jakub Jelinek <jakub@redhat.com>
3926 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
3927 in a temporary instead of invoking the macro multiple times.
3928 (track_expr_p): Likewise.
3930 2010-05-04 Neil Vachharajani <nvachhar@google.com>
3932 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
3934 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
3935 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
3936 conditions for printing notes.
3937 * common.opt (-Wcoverage-mismatch): Allow negative, default to
3938 true, update documentation.
3939 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
3941 2010-05-04 Jakub Jelinek <jakub@redhat.com>
3944 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
3947 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
3951 (*sse_prologue_save_insn1): Likewise.
3952 (SSE prologue save splitter): Likewise.
3954 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
3956 * tree.c (free_lang_data_in_one_sizepos): New inline function.
3957 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
3958 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
3959 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
3960 all decls. Call it on DECL_FIELD_OFFSET of fields.
3961 (find_decls_types_r): Follow DECL_VALUE_EXPR.
3962 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
3964 2010-05-04 Martin Jambor <mjambor@suse.cz>
3966 * tree-sra.c (build_access_from_expr_1): The first parameter type
3967 changed to simple tree.
3968 (build_access_from_expr): Likewise, gsi parameter was eliminated.
3969 (scan_assign_result): Renamed to assignment_mod_result, enum elements
3971 (build_accesses_from_assign): Removed all parameters except for a
3972 simple gimple statement. Now returns a simple bool.
3973 (scan_function): All non-analysis parts moved to separate functions
3974 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
3975 parameters and updated both callers.
3976 (sra_modify_expr): Removed parameter data.
3977 (sra_modify_function_body): New function.
3978 (perform_intra_sra): Call sra_modify_function_body to modify the
3980 (replace_removed_params_ssa_names): Parameter data changed into
3982 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
3983 changed the parameter dont_convert to convert with the opposite
3985 (sra_ipa_modify_assign): Parameter data changed into adjustments
3986 vector, return value changed to bool.
3987 (ipa_sra_modify_function_body): New function.
3988 (sra_ipa_reset_debug_stmts): Updated a comment.
3989 (modify_function): Use ipa_sra_modify_function_body to modify function
3992 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
3995 * alias.c (true_dependence): Handle the same VALUE in x and mem.
3996 (canon_true_dependence): Likewise.
3997 (write_dependence_p): Likewise.
3999 2010-05-04 Jan Hubicka <jh@suse.cz>
4001 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
4002 * cgraphbuild.c: Include ipa-utils.h
4003 (record_reference_ctx): New struct.
4004 (record_reference): Simplify to work on initializers; not statements.
4005 (mark_address, mark_load, mark_store): New.
4006 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
4008 (record_references_in_initializer): Update use of record_reference.
4009 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
4012 2010-05-04 Jan Hubicka <jh@suse.cz>
4014 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
4015 node will be removed anyway.
4016 (lto_varpool_replace_node): Allow also unanalyzed nodes;
4017 relink aliases of node into prevailing node.
4018 * varpool.c (varpool_remove_node): Remove aliases properly;
4019 when removing node, remove all its aliases too; remove DECL_INITIAL
4020 of removed node; ggc_free the varpool node.
4022 2010-05-04 Richard Guenther <rguenther@suse.de>
4024 PR tree-optimization/43879
4025 * tree-ssa-structalias.c (alias_get_name): Use
4026 DECL_ASSEMBLER_NAME if available.
4027 (create_function_info_for): Return the varinfo node.
4028 (ipa_pta_execute): Associate same-body aliases and extra names
4029 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
4031 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
4033 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
4035 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
4038 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
4039 only if HONOR_REG_ALLOC_ORDER is not defined.
4041 2010-05-04 Richard Guenther <rguenther@suse.de>
4043 PR tree-optimization/43949
4044 * tree-vrp.c (extract_range_from_binary_expr): Only handle
4047 2010-04-26 Jason Merrill <jason@redhat.com>
4049 * c.opt (-fstrict-enums): New.
4050 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
4052 2010-05-03 David Ung <davidu@mips.com>
4053 James E. Wilson <wilson@codesourcery.com>
4055 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
4056 emit the trap instruction before the divide for TUNE_74K.
4058 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
4060 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
4061 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
4062 based on the above, for new target hook.
4064 * hooks.c (hook_bool_mode_true): New generic hook.
4065 * hooks.h (hook_bool_mode_true): Add prototype.
4067 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
4069 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
4070 target hook, set to hook_bool_mode_false.
4071 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
4072 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
4073 with targetm.small_register_classes_for_mode_p.
4074 (find_reusable_reload): Likewise.
4075 (combine_reloads): Likewise.
4076 * reload1.c (reload_as_needed): Likewise.
4077 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
4078 * ifcvt.c (noce_process_if_block, check_cond_move_block,
4079 dead_or_predicable): Likewise.
4080 * regmove.c (optimize_reg_copy_1): Likewise.
4081 * calls.c (prepare_call_address): Likewise.
4082 (precompute_register_parameters): Likewise.
4084 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
4086 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
4087 implementation of the hook that considers all register classes
4088 small except for SH64.
4089 (sh_override_options): Use the new hook.
4090 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
4093 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
4095 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
4096 implementation of the hook that considers all register classes
4098 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
4101 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
4103 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
4104 implementation of the hook that considers all register classes
4106 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
4109 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
4111 * config/m32c/m32c.h: Likewise.
4112 * config/pdp11/pdp11.h: Likewise.
4113 * config/avr/avr.h: Likewise.
4114 * config/xtensa/xtensa.h: Likewise.
4115 * config/m68hc11/m68hc11.h: Likewise.
4116 * config/mn10300/mn10300.h: Likewise.
4117 * config/mcore/mcore.h: Likewise.
4118 * config/h8300/h8300.h: Likewise.
4119 * config/bfin/bfin.h: Likewise.
4121 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
4122 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
4124 2010-05-03 Anatoly Sokolov <aesok@post.ru>
4126 * double-int.h (tree_to_double_int): Remove macro.
4127 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
4128 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
4129 (tree_to_double_int): New function.
4130 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
4132 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
4134 2010-05-03 Richard Guenther <rguenther@suse.de>
4136 PR tree-optimization/43971
4137 * tree-ssa-structalias.c (get_constraint_for_1): Fix
4138 constraints in the !flag_delete_null_pointer_checks case.
4140 2010-05-03 Jakub Jelinek <jakub@redhat.com>
4143 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
4144 result mode matches original rtl mode.
4146 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
4149 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
4151 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4153 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
4154 when processing flag options.
4156 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4158 * gcov-iov.c (main): Change format string placeholder
4159 from %#08x to 0x%08x.
4160 * genchecksum.c (dosum): Change format string placeholder
4161 from %#02x to 0x%02x.
4163 2010-05-02 Richard Guenther <rguenther@suse.de>
4165 PR tree-optimization/43879
4166 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
4168 2010-05-02 Bruno Haible <bruno@clisp.org>
4170 * doc/extend.texi (Function Attributes): Fix a typo.
4172 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4175 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
4176 placeholder from 0x%x to %#x.
4177 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
4178 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
4179 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
4180 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
4181 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
4182 * config/i386/i386.c (ix86_target_string): Ditto.
4183 * config/i386/i386.c (output_pic_addr_const): Ditto.
4184 (print_operand): Ditto.
4186 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
4188 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
4189 placeholder from 0x%x to %#x.
4190 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
4191 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
4192 (ASM_OUTPUT_DEBUG_DATA): Ditto.
4193 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
4194 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
4195 * optc-gen.awk: Ditto.
4196 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
4197 (HOST_WIDE_INT_PRINT_HEX): Ditto.
4198 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
4199 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
4201 2010-05-01 Anatoly Sokolov <aesok@post.ru>
4203 * target.h (struct calls): Add function_value_regno_p field.
4204 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
4205 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
4206 * targhooks.c (default_function_value_regno_p): New function.
4207 * targhooks.h (default_function_value_regno_p): Declare function.
4208 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
4209 * builtins.c. (apply_result_size): (Ditto.).
4210 * combine.c. (likely_spilled_retval_p): (Ditto.).
4211 * mode-switching.c. Include 'target.h'.
4212 (create_pre_exit): Use function_value_regno_p hook.
4213 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
4214 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
4215 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
4217 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
4218 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
4219 (ix86_function_value_regno_p): Declare as static, change argument
4220 type to const unsigned int.
4221 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
4223 2010-05-01 Richard Guenther <rguenther@suse.de>
4225 PR tree-optimization/43949
4226 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
4228 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
4230 2010-05-01 Anatoly Sokolov <aesok@post.ru>
4232 * rtl.h (CONST_DOUBLE_P): Define.
4233 (rtx_to_double_int): Declare.
4234 * emit-rtl.c (rtx_to_double_int): New function.
4235 * dwarf2out.c (insert_double): New function.
4236 (loc_descriptor, add_const_value_attribute): Clean up, use
4237 rtx_to_double_int and insert_double functions.
4239 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
4241 * doc/extend.texi (Inline): Add missing return keyword to examples.
4242 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
4245 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
4247 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
4248 the variable part of the offset as well. Use highest_pow2_factor for
4249 all alignment checks.
4251 2010-04-30 Richard Guenther <rguenther@suse.de>
4253 PR tree-optimization/43879
4254 * tree-ssa-structalias.c (type_could_have_pointers): Functions
4257 2010-04-30 Jan Hubicka <jh@suse.cz>
4259 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
4261 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
4263 2010-04-30 Jan Hubicka <jh@suse.cz>
4265 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
4267 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
4268 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
4269 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
4270 cgraph_node_set_needs_ltrans_p): Remove.
4272 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
4274 * sdbout.c: Include vec.h, do not include varray.h.
4275 (deferred_global_decls, sdbout_global_decl,
4276 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
4277 * toplev.c: Do not include varray.h.
4278 (dump_memory_report): Do not dump VARRAY statistics.
4279 * gengtype.c (open_base_file): Ignore varray.h.
4280 * Makefile.in: Update for abovementioned changes.
4281 Remove all traces of varray.c and varray.h.
4282 * varray.c: Remove file.
4283 * varray.h: Remove file.
4285 2010-04-30 Jan Hubicka <jh@suse.cz>
4287 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
4290 2010-04-30 Jan Hubicka <jh@suse.cz>
4292 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
4295 2010-04-30 Richard Guenther <rguenther@suse.de>
4297 * tree-ssa-structalias.c (get_constraint_for_1): Generate
4298 constraints for CONSTRUCTOR.
4300 2010-04-30 Richard Guenther <rguenther@suse.de>
4303 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
4304 first after all lowering passes.
4306 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
4308 * toplev.c: Include varray.h for statistics dumping.
4309 * tree.h: Do not declare varray_head_tag.
4310 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
4311 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
4312 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
4313 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
4314 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
4315 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
4316 c-common.c, c-common.h, reg-stack.c, basic-block.h,
4317 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
4319 * Makefile.in: Update for abovementioned changes.
4321 2010-04-30 Jakub Jelinek <jakub@redhat.com>
4324 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
4326 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
4328 * config/picochip/picochip.c (picochip_legitimize_address): Define.
4329 Use this function to do machine-specific conversion.
4330 (picochip_legitimize_reload_address): Likewise.
4331 (picochip_legitimate_address_p): Check valid base register only if
4333 (picochip_check_conditional_copy): Check for modw only if opnd is
4335 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
4336 to call the function in c.
4337 * config/picochip/picochip-protos.h
4338 (picochip_legitimize_reload_address): Define.
4339 * config/picochip/picochip.md (supported_compare1): Define.
4341 2010-04-30 Jan Hubicka <jh@suse.cz>
4343 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
4344 (cgraph_global_info): Remove inlined.
4345 (LTO_cgraph_tag_names): Remove.
4346 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
4347 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
4348 simplify cgraph tags and document.
4349 (lto_output_node): Use only LTO_cgraph_unavail_node and
4350 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
4351 for_functions_valid, global info, process and output flags.
4352 (input_overwrite_node): Initialize estimated stack size and
4353 estimated growth. Do not read flags we no longer store.
4354 (input_node): Likewise do not read info no longer stored.
4355 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
4358 2010-04-30 Richard Guenther <rguenther@suse.de>
4360 PR tree-optimization/43879
4361 * tree-ssa-structalias.c (get_constraint_for_1): Properly
4362 handle non-zero initializers.
4364 2010-04-30 Richard Guenther <rguenther@suse.de>
4366 * builtins.c (fold_builtin_1): Delete free (0).
4368 2010-04-29 Jan Hubicka <jh@suse.cz>
4370 * gengtype.c (open_base_files): Add lto-streamer.h
4371 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
4372 (pass_ipa_cp): GGC collect.
4373 * toplev. (compile_file): Do not output symbols.
4374 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
4375 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
4376 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
4377 * lto-section-in.c: Include ggc.h
4378 (lto_new_in_decl_state): Alloc in GGC.
4379 (lto_delete_in_decl_state): Likewise.
4380 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
4383 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
4386 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
4387 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
4388 (HONOR_REG_ALLOC_ORDER): Describe new macro.
4389 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
4390 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
4391 account only if HONOR_REG_ALLOC_ORDER is not defined.
4392 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
4393 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
4395 2010-04-29 Jon Grant <04@jguk.org>
4397 * collect2.c (vflag): Change type from int to bool.
4399 (helpflag): New global bool.
4400 (main): Set vflag and debug with boolean, not integer truth values.
4401 Accept new "--help" option and output usage text if found.
4402 * collect2.h (vflag): Update prototype.
4405 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
4408 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
4410 2010-04-29 Richard Guenther <rguenther@suse.de>
4413 * plugin.h (invoke_plugin_callbacks): Annotate arguments
4414 with ATTRIBUTE_UNUSED.
4416 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
4419 * config/i386/i386.c (get_some_local_dynamic_name): Replace
4420 INSN_P with NONDEBUG_INSN_P.
4421 (distance_non_agu_define): Likewise.
4422 (distance_agu_use): Likewise.
4424 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
4426 From Dominique d'Humieres <dominiq@lps.ens.fr>
4428 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
4431 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
4433 * plugin.h (invoke_plugin_callbacks): New inline function.
4434 * plugin.c (flag_plugin_added): New global flag.
4435 (add_new_plugin): Initialize above flag.
4436 (invoke_plugin_callbacks): Rename to ...
4437 (invoke_plugin_callbacks_full): ... this.
4439 2010-04-28 Jan Hubicka <jh@suse.cz>
4441 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
4442 (lto_varpool_replace_node): New.
4443 (lto_symtab_resolve_symbols): Resolve varpool nodes.
4444 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
4445 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
4446 * cgraph.h (varpool_node_ptr): New type.
4447 (varpool_node_ptr): New vector.
4448 (varpool_node_set_def): New structure.
4449 (varpool_node_set): New type.
4450 (varpool_node_set): New vector.
4451 (varpool_node_set_element_def): New structure.
4452 (varpool_node_set_element, const_varpool_node_set_element): New types.
4453 (varpool_node_set_iterator): New type.
4454 (varpool_node): Add prev pointers, add used_from_other_partition,
4456 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
4457 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
4458 varpool_get_node, varpool_remove_node): Declare.
4459 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
4460 varpool_node_set_size): New inlines.
4461 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
4462 * tree-pass.h (varpool_node_set_def): Forward declare.
4463 (ipa_opt_pass_d): Summary writting takes vnode sets too.
4464 (ipa_write_optimization_summaries): Update prototype.
4465 * ipa-cp.c (ipcp_write_summary): Update.
4466 * ipa-reference.c (ipa_reference_write_summary): Update.
4467 * lto-cgraph.c (lto_output_varpool_node): New static function.
4468 (output_varpool): New function.
4469 (input_varpool_node): New static function.
4470 (input_varpool_1): New function.
4471 (input_cgraph): Input varpool.
4472 * ipa-pure-const.c (pure_const_write_summary): Update.
4473 * lto-streamer-out.c (lto_output): Update, output varpool too.
4474 (write_global_stream): Kill WPA hack.
4475 (produce_asm_for_decls): Update.
4476 (output_alias_pair_p): Handle variables.
4477 (output_unreferenced_globals): Output only needed partition of varpool.
4478 * ipa-inline.c (inline_write_summary): Update.
4479 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
4481 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
4482 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
4483 varpool_node_set_new, varpool_node_set_add,
4484 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
4485 debug_varpool_node_set): New functions.
4486 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
4487 (execute_one_pass): Process new decls too.
4488 (ipa_write_summaries_2): Pass around vsets.
4489 (ipa_write_summaries_1): Likewise.
4490 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
4492 (ipa_write_optimization_summaries_1): Pass around vsets.
4493 (ipa_write_optimization_summaries): Likewise.
4494 * varpool.c (varpool_get_node): New.
4495 (varpool_node): Update doubly linked lists.
4496 (varpool_remove_node): New.
4497 (dump_varpool_node): More dumping.
4498 (varpool_enqueue_needed_node): Update doubly linked lists.
4499 (decide_is_variable_needed): Kill ltrans hack.
4500 (varpool_finalize_decl): Kill lto hack.
4501 (varpool_assemble_decl): Skip decls in other partitions.
4502 (varpool_assemble_pending_decls): Update doubly linkes lists.
4503 (varpool_empty_needed_queue): Likewise.
4504 (varpool_extra_name_alias): Likewise.
4505 * lto-streamer.c (lto_get_section_name): Add vars section.
4506 * lto-streamer.h (lto_section_type): Update.
4507 (output_varpool, input_varpool): Declare.
4509 2010-04-28 Mike Stump <mikestump@comcast.net>
4511 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
4513 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
4515 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
4516 record or union type with RECORD_OR_UNION_TYPE_P predicate.
4517 (lto_input_ts_type_tree_pointers): Likewise.
4518 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
4519 (lto_output_ts_type_tree_pointers): Likewise.
4521 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
4523 Uniquization of constants at the Tree level
4524 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
4525 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
4527 (tree_output_constant_def): Declare.
4528 * gimplify.c (gimplify_init_constructor): When using block copy, first
4529 uniquize the constant constructor on the RHS.
4530 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
4531 DECL_IN_CONSTANT_POOL flag.
4532 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
4533 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
4535 (assemble_variable): Deal with symbols belonging to the tree constant
4537 (get_constant_section): Add ALIGN parameter and simplify.
4538 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
4539 (assemble_constant_contents): Use the expression of the VAR_DECL.
4540 (output_constant_def_contents): Use the alignment of the VAR_DECL.
4541 (tree_output_constant_def): New global function.
4542 (mark_constant): Use the expression of the VAR_DECL.
4543 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
4545 (output_object_block): Likewise and assemble the expression.
4547 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
4549 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
4550 hash_tree, eq_tree): New tree hash table.
4551 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
4552 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
4553 lto_orig_address_remove): Reimplement.
4555 2010-04-28 Xinliang David Li <davidxl@google.com>
4558 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
4559 (compute_uninit_opnds_pos): New function.
4560 (is_non_loop_exit_postdominating): New function.
4561 (compute_control_dep_chain): New function.
4562 (find_pdom): New function.
4563 (convert_control_dep_chain_into_preds): New function.
4564 (find_predicates): New function.
4565 (find_control_equiv_block): New function.
4566 (collect_phi_def_edges): New function.
4567 (find_def_preds): New function.
4568 (find_dom): New function.
4569 (dump_predicates): New function.
4570 (get_cmp_code): New function.
4571 (is_value_included_in): New function.
4572 (find_matching_predicate_in_rest_chains): New function.
4573 (use_pred_not_overlap_with_undef_path_pred): New function.
4574 (is_use_properly_guarded): New function.
4575 (normalize_cond_1): New function.
4576 (is_and_or_or): New function.
4577 (normalize_cond): New function.
4578 (is_gcond_subset_of): New function.
4579 (is_subset_of_any): New function.
4580 (is_or_set_subset_of): New function.
4581 (is_and_set_subset_of): New function.
4582 (is_norm_cond_subset_of): New function.
4583 (is_pred_expr_subset_of): New function.
4584 (is_pred_chain_subset_of): New function.
4585 (is_included_in): New function.
4586 (is_superset_of): New function.
4587 (find_uninit_use): New function.
4588 (warn_uninitialized_phi): New function.
4589 (compute_possibly_undefined_names): New function.
4590 (ssa_undefined_value_p): New function.
4591 (execute_late_warn_uninitialized): New function.
4592 * tree-ssa.c (ssa_undefined_value_p): Removed.
4593 (warn_uninit): Changed to extern.
4594 (warn_uninitialized_phi): Removed.
4595 (warn_uninitialized_vars): Changed to extern.
4596 (execute_late_warn_uninitialized): Removed
4597 * tree-flow.h: Add new prototypes.
4598 * timevar.def: Add new time variable.
4599 * Makefile.in: Add new build file.
4601 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
4603 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4606 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4609 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
4611 2010-04-28 Martin Jambor <mjambor@suse.cz>
4613 * cgraph.h (struct cgraph_node): New field indirect_calls.
4614 (struct cgraph_indirect_call_info): New type.
4615 (struct cgraph_edge): Removed field indirect_call. New fields
4616 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
4617 (cgraph_create_indirect_edge): Declare.
4618 (cgraph_make_edge_direct): Likewise.
4619 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
4620 * ipa-prop.h (struct ipa_param_call_note): Removed.
4621 (struct ipa_node_params): Removed field param_calls.
4622 (ipa_create_all_structures_for_iinln): Declare.
4623 * cgraph.c: Described indirect edges and uids in initial comment.
4624 (cgraph_add_edge_to_call_site_hash): New function.
4625 (cgraph_edge): Search also among the indirect edges, use
4626 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
4627 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
4628 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
4630 (initialize_inline_failed): Assign a reason to indirect edges.
4631 (cgraph_create_edge_1): New function.
4632 (cgraph_create_edge): Moved some functionality to
4633 cgraph_create_edge_1.
4634 (cgraph_create_indirect_edge): New function.
4635 (cgraph_edge_remove_callee): Add an assert checking for
4637 (cgraph_edge_remove_caller): Special-case indirect edges.
4638 (cgraph_remove_edge): Likewise.
4639 (cgraph_set_edge_callee): New function.
4640 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
4641 (cgraph_make_edge_direct): New function.
4642 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
4643 the declaration of the call statement matches.
4644 (cgraph_node_remove_callees): Special-case indirect edges.
4645 (cgraph_clone_edge): Likewise.
4646 (cgraph_clone_node): Clone also the indirect edges.
4647 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
4648 indirect_call, dump count of indirect_calls edges.
4649 * ipa-prop.c (iinlining_processed_edges): New variable.
4650 (ipa_note_param_call): Create indirect edges instead of
4651 creating notes. New parameter node.
4652 (ipa_analyze_call_uses): New parameter node, pass it on to
4653 ipa_note_param_call.
4654 (ipa_analyze_stmt_uses): Likewise.
4655 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
4656 (print_edge_addition_message): Work on edges rather than on notes.
4657 (update_call_notes_after_inlining): Likewise, renamed to
4658 update_indirect_edges_after_inlining.
4659 (ipa_create_all_structures_for_iinln): New function.
4660 (ipa_free_node_params_substructures): Do not free notes.
4661 (ipa_edge_duplication_hook): Propagate bits within
4662 iinlining_processed_edges bitmap.
4663 (ipa_node_duplication_hook): Do not duplicate notes.
4664 (free_all_ipa_structures_after_ipa_cp): Renamed to
4665 ipa_free_all_structures_after_ipa_cp.
4666 (free_all_ipa_structures_after_iinln): Renamed to
4667 ipa_free_all_structures_after_iinln.
4668 (ipa_write_param_call_note): Removed.
4669 (ipa_read_param_call_note): Removed.
4670 (ipa_write_indirect_edge_info): New function.
4671 (ipa_read_indirect_edge_info): Likewise.
4672 (ipa_write_node_info): Do not stream notes, do stream information
4674 (ipa_read_node_info): Likewise.
4675 (lto_ipa_fixup_call_notes): Removed.
4676 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
4677 * ipa-inline.c (pass_ipa_inline): Likewise.
4678 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
4679 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
4680 * tree-inline.c (copy_bb): Removed an unnecessary double check for
4682 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
4684 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
4685 (output_cgraph): Stream also indirect edges.
4686 (lto_output_edge): Added capability to stream indirect edges.
4687 (input_edge): Likewise.
4688 (input_cgraph_1): Likewise.
4689 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
4692 2010-04-28 Richard Guenther <rguenther@suse.de>
4694 PR tree-optimization/43879
4695 PR tree-optimization/43909
4696 * tree-ssa-structalias.c (struct variable_info): Add
4697 only_restrict_pointers flag.
4698 (new_var_info): Initialize it. Increment stats.total_vars here.
4699 (create_function_info_for): Do not increment stats.total_vars here.
4700 (get_function_part_constraint): Fix build with C++.
4701 (insert_into_field_list): Remove.
4702 (push_fields_onto_fieldstack): Properly merge fields.
4703 (create_variable_info_for): Split and simplify.
4704 (create_variable_info_for_1): New piece.
4705 (intra_create_variable_infos): Properly make restrict constraints
4708 2010-04-28 Richard Guenther <rguenther@suse.de>
4711 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
4713 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
4714 Jan Hubicka <hubicka@ucw.cz>
4716 * doc/invoke.texi (-Wsuggest-attribute=const,
4717 -Wsuggest-attribute=pure): Document.
4718 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
4719 (function_always_visible_to_compiler_p,
4720 suggest_attribute, warn_function_pure, warn_function_const):
4722 (check_call): Improve debug info.
4723 (analyze_function): Do not check availability.
4724 (add_new_function): Check availability.
4725 (propagate): Output warnings.
4726 (skip_function_for_local_pure_const): New function.
4727 (local_pure_const): Use it; output warnings.
4728 * common.opt (Wsuggest-attribute=const,
4729 Wsuggest-attribute=pure): New.
4731 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4733 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
4734 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
4735 or DW_CFA_def_cfa_offset{,_sf}.
4737 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4739 * tree.h: Fix truncated long macros.
4741 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
4743 * collect2.c (TARGET_64BIT): Redefine to target's default.
4744 * tlink.c: Likewise.
4745 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
4746 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
4747 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
4748 for underscoring __USER_LABEL_PREFIX__.
4749 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
4750 (SUB_LINK_ENTRY32): New.
4751 (SUB_LINK_ENTRY64): New.
4752 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
4753 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
4754 (SUB_LINK_ENTRY64): New.
4755 (SUB_LINK_ENTRY): New.
4756 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
4757 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
4758 x64 target is choosen.
4759 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
4760 * configure: Regenerated.
4761 * configure.ac (leading-mingw64-underscores): Option added.
4763 2010-04-27 Jan Hubicka <jh@suse.cz>
4765 * doc/invoke.texi (-fipa-profile): Document.
4766 * opts.c (decode_options): Enable ipa-profile at -O1.
4767 * timevar.def (TV_IPA_PROFILE): Define.
4768 * common.opt (fipa-profile): Add.
4769 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
4771 (cgraph_propagate_frequency): Handle only local ones.
4772 * tree-pass.h (pass_ipa_profile): Declare.
4773 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
4774 (pass_ipa_profile): Use TV_IPA_PROFILE.
4775 * ipa.c (ipa_profile): New function.
4776 (gate_ipa_profile): Likewise.
4777 (pass_ipa_profile): New global variable.
4778 * passes.c (pass_ipa_profile): New.
4780 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
4782 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
4784 2010-04-27 Martin Jambor <mjambor@suse.cz>
4787 * ipa.c (dissolve_same_comdat_group_list): New function.
4788 (function_and_variable_visibility): Call
4789 dissolve_same_comdat_group_list when comdat group contains external or
4791 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
4792 lists are circular and that they contain only DECL_ONE_ONLY nodes.
4794 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
4796 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
4797 (const_hash_1) <VECTOR_CST>: New case.
4798 (compare_constant) <VECTOR_CST>: Likewise.
4799 <ADDR_EXPR>: Deal with LABEL_REFs.
4800 (copy_constant) <VECTOR_CST>: New case.
4802 2010-04-27 Jan Hubicka <jh@suse.cz>
4804 * cgraph.c (cgraph_propagate_frequency): New function.
4805 * cgraph.h (cgraph_propagate_frequency): Declare.
4806 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
4807 cgraph_propagate_frequency.
4809 2010-04-27 Jakub Jelinek <jakub@redhat.com>
4811 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
4813 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
4816 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
4817 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
4818 here to determine which regs to push and how much stack to reserve.
4820 2010-04-27 Jie Zhang <jie@codesourcery.com>
4822 * doc/gimple.texi (gimple_statement_with_ops): Remove
4823 addresses_taken field.
4824 (gimple_statement_with_memory_ops): Likewise.
4826 2010-04-27 Jan Hubicka <jh@suse.cz>
4828 * tree-inline.c (eni_inlining_weights): Remove.
4829 (estimate_num_insns): Special case more builtins.
4831 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
4834 * c-typeck.c (build_binary_op): Move forward check for comparison
4835 pointer with null pointer constant and adjust the diagnostic message.
4837 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
4840 * configure.ac (gcc_cv_as_section_has_align): Set if installed
4841 binutils supports extended .section directive needed by LTO, or
4842 warn if older binutils found.
4843 (LTO_BINARY_READER): New AC_SUBST'd variable.
4844 (LTO_USE_LIBELF): Likewise.
4845 * gcc/config.gcc (lto_binary_reader): New target-specific configure
4847 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
4848 (LTO_USE_LIBELF): Likewise.
4849 * configure: Regenerate.
4851 * collect2.c (is_elf): Rename from this ...
4852 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
4853 object files in addition to ELF-formatted ones.
4854 (scan_prog_file): Caller updated. Also allow for LTO info marker
4855 symbol to be prefixed or not by an extra underscore.
4857 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
4858 * config/i386/winnt.c: Also #include lto-streamer.h
4859 (i386_pe_asm_named_section): Specify 1-byte section alignment for
4861 (i386_pe_asm_output_aligned_decl_common): Add comment.
4862 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
4864 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
4867 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
4868 Add missing earlyclobber for second alternative.
4870 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
4872 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
4873 bits for artificial defs at the top of the block.
4874 * fwprop.c (single_def_use_enter_block): Don't call it.
4876 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
4879 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
4880 instead of "$gcc_cv_objdump -T".
4881 Use "-undefined dynamic_lookup" on darwin.
4882 * gcc/configure: Regenerate.
4884 2010-04-26 Jakub Jelinek <jakub@redhat.com>
4887 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
4889 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4891 * c-parser.c (struct c_token): Move location field up.
4892 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
4893 (struct c_declspecs): Convert typespec_word, storage_class, and
4894 default_int_p into bitfields.
4895 (struct c_declarator): Move loc field up.
4897 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
4899 * cfgloop.h (struct loop): Move can_be_parallel field up.
4900 * ipa-prop.h (struct ip_node_params): Move bitfields up.
4901 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
4903 (struct iv_cand): Convert pos field into a bitfield.
4904 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
4906 (struct _stmt_vec_info): Shuffle fields for better packing.
4908 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4910 * varasm.c (IN_NAMED_SECTION): Remove guard.
4911 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
4912 (IN_NAMED_SECTION_P): ...this.
4913 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
4914 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
4916 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
4918 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
4919 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
4920 of shadowing it. Fix comments.
4922 2010-04-26 Jan Hubicka <jh@suse.cz>
4924 * cgraph.c (cgraph_create_node): Set node frequency to normal.
4925 (cgraph_clone_node): Copy function frequency.
4926 * cgraph.h (node_frequency): New enum
4927 (struct cgraph_node): Add.
4928 * final.c (rest_of_clean_state): Update.
4929 * lto-cgraph.c (lto_output_node): Output node frequency.
4930 (input_overwrite_node): Input node frequency.
4931 * tre-ssa-loop-ivopts (computation_cost): Update.
4932 * lto-streamer-out.c (output_function): Do not output function
4934 * predict.c (maybe_hot_frequency_p): Update and handle functions
4936 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
4938 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
4939 (compute_function_frequency): Set noreturn functions to be executed
4941 (choose_function_section): Update.
4942 * lto-streamer-in.c (input_function): Do not input function frequency.
4943 * function.c (allocate_struct_function): Do not initialize function
4945 * function.h (function_frequency): Remove.
4946 (struct function): Remove function frequency.
4947 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
4948 (try_update): Update.
4949 * tree-inline.c (initialize_cfun): Do not update function frequency.
4950 * passes.c (pass_init_dump_file): Update.
4951 * i386.c (ix86_compute_frame_layout): Update.
4952 (ix86_pad_returns): Update.
4954 2010-04-26 Jie Zhang <jie@codesourcery.com>
4956 PR tree-optimization/43833
4957 * tree-vrp.c (range_int_cst_p): New.
4958 (range_int_cst_singleton_p): New.
4959 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
4960 when both operands are constants. Use range_int_cst_p in
4963 2010-04-26 Jan Hubicka <jh@suse.cz>
4965 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
4967 2010-04-26 Richard Guenther <rguenther@suse.de>
4970 * gimple.c (gimple_decl_printable_name): Deal gracefully
4971 with a NULL DECL_NAME.
4973 2010-04-26 Richard Guenther <rguenther@suse.de>
4976 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
4977 if emitting debug information and it is either a function
4978 or a namespace decl.
4980 2010-04-26 Ira Rosen <irar@il.ibm.com>
4982 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
4983 determine if the statement is vectorizable, and a macro to access it.
4984 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4985 Skip statements that can't be vectorized. If the analysis fails,
4986 mark the statement as unvectorizable if vectorizing basic block.
4987 (vect_compute_data_refs_alignment): Likewise.
4988 (vect_verify_datarefs_alignment): Skip statements marked as
4989 unvectorizable. Add print.
4990 (vect_analyze_group_access): Skip statements that can't be
4991 vectorized. If the analysis fails, mark the statement as
4992 unvectorizable if vectorizing basic block.
4993 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
4994 * tree-vect-stmts.c (vectorizable_store): Fix the number of
4995 generated stmts for SLP.
4996 (new_stmt_vec_info): Initialize the new field.
4997 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
4998 statements marked as unvectorizable.
5000 2010-04-25 Joseph Myers <joseph@codesourcery.com>
5002 * c-common.c (flag_isoc1x): New.
5003 (flag_isoc99): Update comment.
5004 * c-common.h (flag_isoc1x): New.
5005 (flag_isoc99): Update comment.
5006 * c-cppbuiltin.c (builtin_define_float_constants): Also define
5007 __<type>_DECIMAL_DIG__.
5008 * c-opts.c (set_std_c1x): New.
5009 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
5010 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
5011 * c.opt (-std=c1x, -std=gnu1x): New options.
5012 * doc/cpp.texi: Mention -std=c1x.
5013 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
5014 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
5015 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
5016 * doc/standards.texi: Mention C1X.
5017 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
5018 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
5019 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
5022 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
5024 * config/i386/gmon-sol2.c (_mcleanup): Change format string
5025 placeholder from 0x%x to %#x.
5026 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
5027 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
5028 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
5029 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
5030 * config/i386/i386.c (ix86_target_string): Ditto.
5031 (output_pic_addr_const): Ditto.
5032 (print_operand): Ditto.
5034 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
5036 * combine.c (find_split_point): Add third argument. Use it
5037 to find nested multiply-accumulate instructions. Adjust calls.
5038 (try_combine): Adjust call to find_split_point.
5040 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
5042 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
5044 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
5046 PR tree-optimization/41442
5047 * fold-const.c (merge_truthop_with_opposite_arm): New function.
5048 (fold_binary_loc): Call it.
5050 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5052 * toplev.c (general_init): Set default for fdiagnostics-show-option.
5053 * opts.c (common_handle_option): Allow disabling it.
5054 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
5056 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
5058 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
5059 between modes if both types are integral.
5061 2010-04-23 Richard Guenther <rguenther@suse.de>
5063 PR tree-optimization/43572
5064 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
5066 2010-04-23 Richard Guenther <rguenther@suse.de>
5069 * tree-inline.c (tree_can_inline_p): Also check compatibility
5072 2010-04-23 Martin Jambor <mjambor@suse.cz>
5074 PR tree-optimization/43846
5075 * tree-sra.c (struct access): New flag grp_assignment_read.
5076 (build_accesses_from_assign): Set grp_assignment_read.
5077 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
5078 (enum mark_read_status): New type.
5079 (analyze_access_subtree): Propagate grp_assignment_read, create
5080 accesses also if both direct_read and root->grp_assignment_read.
5082 2010-04-23 Martin Jambor <mjambor@suse.cz>
5085 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
5086 function does not have type attributes.
5088 2010-04-23 Richard Guenther <rguenther@suse.de>
5091 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
5094 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5096 * sese.h (create_if_region_on_edge): Remove.
5098 * sese.c (create_if_region_on_edge): Make static.
5100 * tree-inline.c: Do not include ggc.h.
5102 * expr.c: Do not include ggc.h.
5104 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
5107 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
5110 * config/sh/sh.c (find_barrier): Don't emit a constant pool
5111 in the middle of insns for casesi_worker_2.
5113 2010-04-22 David Edelsohn <edelsohn@gnu.org>
5115 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
5117 2010-04-22 Ira Rosen <irar@il.ibm.com>
5119 PR tree-optimization/43842
5120 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
5121 loop unrolling in update of exit phis. Fix comment.
5122 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
5123 least two reduction statements in the loop before starting SLP
5126 2010-04-22 Nick Clifton <nickc@redhat.com>
5128 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
5130 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
5132 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
5135 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5137 * tree-parloops.c (loop_parallel_p): New argument
5138 parloop_obstack. Pass it down.
5139 (parallelize_loops): New variable parloop_obstack. Initialize it,
5140 pass it down, free it.
5142 * tree-loop-linear.c (linear_transform_loops): Pass down
5145 * tree-data-ref.h (lambda_compute_access_matrices): New argument
5146 of type struct obstack *.
5148 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
5149 scratch_obstack. Initialize it, pass down, free it.
5151 * lambda.h (lambda_loop_new): Remove.
5152 (lambda_matrix_new, lambda_matrix_inverse)
5153 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
5154 argument of type struct obstack *.
5156 * lambda-trans.c (lambda_trans_matrix_new): New argument
5157 lambda_obstack. Pass it down, use obstack allocation for ret.
5158 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
5161 * lambda-mat.c (lambda_matrix_get_column)
5162 (lambda_matrix_project_to_null): Remove.
5163 (lambda_matrix_new): New argument lambda_obstack. Use obstack
5165 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
5168 * lambda-code.c (lambda_loop_new): New function.
5169 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
5170 (lambda_compute_auxillary_space, lambda_compute_target_space)
5171 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
5172 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
5173 (build_access_matrix): New argument lambda_obstack. Use obstack
5175 (lambda_compute_step_signs, lambda_compute_access_matrices): New
5176 argument lambda_obstack. Pass it down.
5178 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5180 * optabs.h (expand_widening_mult): Declare.
5182 2010-04-22 Richard Guenther <rguenther@suse.de>
5184 PR tree-optimization/43845
5185 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
5186 lookup the CALL_EXPR function and arguments.
5188 2010-04-22 Nick Clifton <nickc@redhat.com>
5190 * config/stormy16/stormy16.c
5191 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
5192 * config/stormy16/stormy16.h: Tidy up formatting.
5193 (DONT_USE_BUILTIN_SETJMP): Remove definition.
5194 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
5195 (ineqbranchsi): Delete pattern.
5196 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
5197 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
5198 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
5199 stormy16-lib2-ucmpsi2.c.
5201 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5203 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
5204 df_simulate_find_noclobber_defs as appropriate. Keep track of an
5205 extra set merge_set_noclobber, and use it to relax the final test
5207 * df.h (df_simulate_find_noclobber_defs): Declare.
5208 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
5210 (df_simulate_find_noclobber_defs): New function.
5212 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
5214 * config/i386/i386.md: Use {} around multi-line preparation statements.
5216 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5218 * c-tree.h (push_init_level, pop_init_level, set_init_index)
5219 (process_init_element): New argument of type struct obstack *.
5221 * c-typeck.c (push_init_level, pop_init_level, set_designator)
5222 (set_init_index, set_init_label, set_nonincremental_init)
5223 (set_nonincremental_init_from_string, find_init_member)
5224 (output_init_element, output_pending_init_elements)
5225 (process_init_element): New argument braced_init_obstack. Pass it
5227 (push_range_stack, add_pending_init): New argument
5228 braced_init_obstack. Use obstack allocation.
5230 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
5231 braced_init_obstack. Pass it down.
5232 (c_parser_braced_init): New variables ret, braced_init_obstack.
5233 Initialize obstack, pass it down and finally free it.
5235 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
5238 * tree-pass.h (pass_optimize_widening_mul): Declare.
5239 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
5240 gate_optimize_widening_mul): New static functions.
5241 (pass_optimize_widening_mul): New.
5242 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
5243 <case MULT_EXPR>: Remove support for widening multiplies.
5244 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
5245 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
5246 simplify_gen_unary rather than directly building extensions.
5247 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
5249 * expmed.c (expand_widening_mult): New function.
5250 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
5252 2010-04-21 Jan Hubicka <jh@suse.cz>
5254 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
5255 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
5256 * lto-wpa-fixup.c: Remove.
5257 * Makefile.in (lto-wpa-fixup.o): Remove.
5258 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
5259 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
5260 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
5262 2010-04-21 Jan Hubicka <jh@suse.cz>
5264 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
5265 add write_optimization_summary, read_optimization_summary.
5266 (ipa_write_summaries_of_cgraph_node_set): Remove.
5267 (ipa_write_optimization_summaries): Declare.
5268 (ipa_read_optimization_summaries): Declare.
5269 * ipa-cp.c (pass_ipa_cp): Update.
5270 * ipa-reference.c (pass_ipa_reference): Update.
5271 * ipa-pure-const.c (pass_ipa_pure_const): Update.
5272 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
5274 * ipa-inline.c (pass_ipa_inline): Update.
5275 * ipa.c (pass_ipa_whole_program): Update.
5276 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
5277 * passes.c (ipa_write_summaries_1): Do not test wpa.
5278 (ipa_write_optimization_summaries_1): New.
5279 (ipa_write_optimization_summaries): New.
5280 (ipa_read_summaries): Do not test ltrans.
5281 (ipa_read_optimization_summaries_1): New.
5282 (ipa_read_optimization_summaries): New.
5284 2010-04-21 Jan Hubicka <jh@suse.cz>
5286 * lto-cgraph.c (lto_output_node): Do not output comdat groups
5288 (output_cgraph): Do not arrange comdat groups for boundary nodes.
5290 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5293 * dwarf2out.c (add_name_and_src_coords_attributes): Add
5294 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
5296 2010-04-21 Jan Hubicka <jh@suse.cz>
5298 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
5300 2010-04-21 Jan Hubicka <jh@suse.cz>
5302 * varpool.c (decide_is_variable_needed): Variable is always needed
5305 2010-04-21 Jan Hubicka <jh@suse.cz>
5307 * opts.c (decode_options): Enable pure-const pass for whopr.
5309 2010-04-21 Jan Hubicka <jh@suse.cz>
5311 * cgraph.c (dump_cgraph_node): Dump also assembler name.
5312 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
5314 (cgraph_decide_inlining): Do not expect callee to be removed in all
5317 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
5319 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
5321 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
5323 * config/i386/i386.md (x86_shrd): Add athlon_decode and
5324 amdfam10_decode attributes.
5326 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5329 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
5330 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
5331 (lower_copyprivate_clauses): Use private var in outer
5332 context instead of original var. Make sure the types
5333 are correct for VLAs.
5335 2010-04-21 Richard Guenther <rguenther@suse.de>
5337 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
5338 to non-pointer objects.
5340 2010-04-21 Jakub Jelinek <jakub@redhat.com>
5342 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
5343 last chain entry if it starts with the still current label.
5344 (add_location_or_const_value_attribute): Check that
5345 loc_list->first->next is NULL instead of comparing ->first with ->last.
5346 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
5347 to add_var_loc_to_decl.
5349 * dwarf2out.c (output_call_frame_info): For dw_cie_version
5350 >= 4 add also address size and segment size fields into CIE header.
5352 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
5353 long as address size is the same as sizeof (void *) and
5355 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
5356 address size or segment size is unexpected, return DW_EH_PE_omit.
5357 (classify_object_over_fdes): If get_cie_encoding returned
5358 DW_EH_PE_omit, return -1.
5359 (init_object): If classify_object_over_fdes returned -1,
5360 pretend there were no FDEs at all.
5362 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
5364 * config/i386/i386.md (bswap<mode>2): Macroize expander from
5365 bswap{si,di}2 using SWI48 mode iterator.
5366 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
5367 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
5368 set modrm attribute of bswap insn to 0 and remove length attribute.
5369 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
5370 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
5371 set mode attribute to <MODE> and remove length attribute.
5373 2010-04-20 James E. Wilson <wilson@codesourcery.com>
5375 PR rtl-optimization/43520
5376 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
5377 zero available registers.
5379 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5381 * builtins.c (fold_builtin_cproj): Fold more cases.
5383 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
5386 (fold_builtin_1): Fold builtin cproj.
5387 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
5388 Use ATTR_CONST_NOTHROW_LIST.
5390 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
5392 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
5393 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
5394 ffsi2_no_cmove for !TARGET_CMOVE.
5395 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
5396 (ffssi2): Remove expander.
5397 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
5399 (ctz<mode>2): Ditto from ctz{si,di}2.
5400 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
5402 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
5405 2010-04-20 Jakub Jelinek <jakub@redhat.com>
5407 * dwarf2out.c (AT_linkage_name): Define.
5408 (clone_as_declaration): Handle DW_AT_linkage_name.
5409 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
5410 of DW_AT_MIPS_linkage_name.
5411 (move_linkage_attr): Likewise.
5412 (dwarf2out_finish): Likewise.
5414 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
5417 * fold-const.c (fold_comparison): New folding rule.
5419 2010-04-20 Anatoly Sokolov <aesok@post.ru>
5421 * double-int.h (double_int_setbit): Declare.
5422 * double-int.c (double_int_setbit): New function.
5423 * rtl.h (immed_double_int_const): Declare.
5424 * emit-rtl.c (immed_double_int_const): New function.
5425 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
5426 and immed_double_int_const functions.
5427 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
5428 expand_copysign_bit): (Ditto.).
5429 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
5430 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
5431 * dojump.c (prefer_and_bit_test): (Ditto.).
5432 * expr.c (convert_modes, reduce_to_bit_field_precision,
5433 const_vector_from_tree): (Ditto.).
5434 * expmed.c (mask_rtx, lshift_value): (Ditto.).
5436 2010-04-20 Jan Hubicka <jh@suse.cz>
5438 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
5439 (dump_cgraph_node): Dump new flags.
5440 * cgraph.h (struct cgraph_node): Add flags
5441 reachable_from_other_partition and in_other_partition.
5442 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
5443 other partition can not be removed.
5444 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
5445 the other partition must be output; silence sanity checking on
5446 leaking functions bodies from other paritition.
5447 * lto-cgraph.c (reachable_from_other_partition_p): New function.
5448 (lto_output_node): Output new flags; do not sanity check that inline
5449 clones are output; drop lto_forced_extern_inline_p code; do not mock
5450 visibility flags at partition boundaries.
5451 (add_node_to): New function.
5452 (output_cgraph): Use it to sort functions so masters appear before
5454 (input_overwrite_node): Input new flags.
5455 * passes.c (ipa_write_summaries): Do not call
5456 lto_new_extern_inline_states.
5457 * lto-section-out.c (forced_extern_inline,
5458 lto_new_extern_inline_states lto_delete_extern_inline_states,
5459 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
5460 * lto-streamer.h (lto_new_extern_inline_states,
5461 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
5462 lto_forced_extern_inline_p): Kill.
5464 2010-04-20 Richard Guenther <rguenther@suse.de>
5466 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
5467 from vars that can have pointers.
5468 (process_constraint): Dump useless constraints.
5470 2010-04-20 Richard Guenther <rguenther@suse.de>
5472 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
5473 (dump_sa_points_to_info): Remove asserts.
5474 (init_base_vars): nothing_id isn't an escape point nor does it
5477 2010-04-20 Jakub Jelinek <jakub@redhat.com>
5479 * tree.h (TYPE_REF_IS_RVALUE): Define.
5480 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
5481 should_move_die_to_comdat, prune_unused_types_walk): Handle
5482 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
5483 (modified_type_die, gen_reference_type_die): Emit
5484 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
5485 if TYPE_REF_IS_RVALUE and -gdwarf-4.
5487 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5490 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
5491 calls for -fpic -m31 if they have been sibcall optimized.
5493 2010-04-19 James E. Wilson <wilson@codesourcery.com>
5495 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
5496 ar.lc fixed and call-used.
5498 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
5500 2010-04-19 Jan Hubicka <jh@suse.cz>
5502 * opts.c (decode_options): Disable whpr incompatible passes.
5503 * lto/lto.c (lto_1_to_1_map): Skip clones.
5504 (read_cgraph_and_symbols): Do not mark everything as needed.
5505 (do_whole_program_analysis): Do map only after optimizing;
5506 set proper cgraph_state; use passmanager.
5508 2010-04-19 DJ Delorie <dj@redhat.com>
5510 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
5511 POINTER_PLUS_EXPR and fix them.
5513 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
5515 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
5516 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
5517 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
5518 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
5519 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
5520 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
5521 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
5522 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
5523 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
5524 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
5525 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
5527 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
5529 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
5530 (check_cond_move_block): Likewise.
5531 (cond_move_process_if_block): Likewise.
5532 (noce_find_if_block): Improve formatting.
5533 (find_if_header): Pass 0 to memset and tweak conditions.
5534 (cond_exec_find_if_block): Fix long lines and tweak conditions.
5536 2010-04-19 Jakub Jelinek <jakub@redhat.com>
5538 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
5542 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
5543 with non-local decl doesn't need chain.
5545 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
5547 * ira-color.c (allocno_reload_assign): Avoid accumulating
5548 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
5550 2010-04-19 Martin Jambor <mjambor@suse.cz>
5552 * gimple.h (create_tmp_reg): Declare.
5553 * gimplify.c (create_tmp_reg): New function.
5554 (gimplify_return_expr): Use create_tmp_reg.
5555 (gimplify_omp_atomic): Likewise.
5556 (gimple_regimplify_operands): Likewise.
5557 * tree-dfa.c (make_rename_temp): Likewise.
5558 * tree-predcom.c (predcom_tmp_var): Likewise.
5559 (reassociate_to_the_same_stmt): Likewise.
5560 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
5561 (get_replaced_param_substitute): Likewise.
5562 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
5563 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
5564 * tree-ssa-pre.c (get_representative_for): Likewise.
5565 (create_expression_by_pieces): Likewise.
5566 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
5567 (create_tailcall_accumulator): Likewise.
5569 2010-04-19 Martin Jambor <mjambor@suse.cz>
5571 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
5573 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
5575 2010-04-19 Richard Guenther <rguenther@suse.de>
5577 PR tree-optimization/43796
5578 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
5579 from SCEV in the lattice.
5580 (vrp_visit_phi_node): Dump change.
5582 2010-04-19 Richard Guenther <rguenther@suse.de>
5584 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
5585 * configure: Re-generated.
5587 2010-04-19 Richard Guenther <rguenther@suse.de>
5589 PR tree-optimization/43783
5590 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
5591 constant ARRAY_REF operands two and three if possible.
5593 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
5596 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
5598 2010-04-19 Jie Zhang <jie@codesourcery.com>
5601 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
5603 2010-04-19 Ira Rosen <irar@il.ibm.com>
5605 PR tree-optimization/37027
5606 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
5607 and macro to access it.
5608 (vectorizable_reduction): Add argument.
5609 (vect_get_slp_defs): Likewise.
5610 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
5611 statements for possible use in SLP.
5612 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
5613 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
5614 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
5616 (vectorizable_reduction): Likewise.
5617 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
5619 (vectorizable_type_demotion, vectorizable_type_promotion,
5620 vectorizable_store): Likewise.
5621 (vect_analyze_stmt): Update call to vectorizable_reduction.
5622 (vect_transform_stmt): Likewise.
5623 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
5624 (vect_build_slp_tree): Fix indentation. Check that there are no loads
5625 from different interleaving chains in same node.
5626 (vect_slp_rearrange_stmts): New function.
5627 (vect_supported_load_permutation_p): Allow load permutations for
5628 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
5629 inside SLP nodes if necessary.
5630 (vect_analyze_slp_instance): Handle reductions.
5631 (vect_analyze_slp): Try to build SLP instances originating from groups
5633 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
5634 (vect_get_constant_vectors): Create initial vectors for reductions
5635 according to reduction code. Add new argument.
5636 (vect_get_slp_defs): Add new argument, pass it to
5637 vect_get_constant_vectors.
5638 (vect_schedule_slp_instance): Remove SLP tree root statements.
5640 2010-04-19 Jakub Jelinek <jakub@redhat.com>
5642 * tree.h (ENUM_IS_SCOPED): Define.
5643 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
5644 for ENUM_IS_SCOPED enums.
5646 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
5648 * fold-const.c (fold_comparison): Use ssizetype.
5649 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
5650 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
5651 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
5652 * tree-object-size.c (compute_object_sizes): Use size_type_node.
5654 * tree.h (initialize_sizetypes): Remove parameter.
5655 (build_common_tree_nodes): Remove second parameter.
5656 * stor-layout.c (initialize_sizetypes): Remove parameter.
5657 Always create an unsigned type.
5658 (set_sizetype): Assert that the passed type is unsigned and simplify.
5659 * tree.c (build_common_tree_nodes): Remove second parameter.
5660 Adjust call to initialize_sizetypes.
5661 * c-decl.c (c_init_decl_processing): Remove second argument in call to
5662 build_common_tree_nodes.
5664 2010-04-18 Matthias Klose <doko@ubuntu.com>
5666 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
5668 2010-04-18 Ira Rosen <irar@il.ibm.com>
5670 PR tree-optimization/43771
5671 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
5672 load permutation doesn't have gaps.
5674 2010-04-18 Jan Hubicka <jh@suse.cz>
5676 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
5677 (sse_prologue_save_insn expander): Use new pattern.
5678 (sse_prologue_save_insn1): New pattern and splitter.
5679 (sse_prologue_save_insn): Update to deal also with 64bit aligned
5681 * i386.c (setup_incoming_varargs_64): Do not compute jump
5683 (ix86_gimplify_va_arg): Update alignment needed.
5684 (ix86_local_alignment): Do not align all local arrays to 128bit.
5686 2010-04-17 Jan Hubicka <jh@suse.cz>
5688 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
5690 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5692 * arm.md (negdi2): Remove redundant code to force values into a
5695 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5697 * arm/bpabi.S: Add EABI alignment attributes to objects.
5698 * arm/bpabi-v6m.S: Likewise.
5699 * arm/crti.asm: Likewise.
5700 * arm/crtn.asm: Likewise.
5701 * arm/lib1funcs.asm: Likewise.
5702 * arm/libunwind.S: Likewise.
5704 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
5706 * arm-protos.h (tune_params): New structure.
5707 * arm.c (current_tune): New variable.
5708 (arm_constant_limit): Delete.
5709 (struct processors): Add pointer to the tune parameters.
5710 (arm_slowmul_tune): New tuning option.
5711 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
5712 (all_cores): Adjust to pick up the tuning model.
5713 (arm_constant_limit): New function.
5714 (arm_override_options): Select the appropriate tuning model. Delete
5715 initialization of arm_const_limit.
5716 (arm_split_constant): Use the new constant-limit model.
5717 (arm_rtx_costs): Pick up the current tuning model.
5718 * arm.md (is_strongarm, is_xscale): Delete.
5719 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
5720 for Xscale variant architectures.
5721 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
5723 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5725 * config/arm/arm.c (arm_gen_constant): Remove unused variable
5727 (arm_rtx_costs_1): Remove unused variable extra_cost.
5728 (arm_unwind_emit_set): Use variable offset.
5729 (thumb1_output_casesi): Remove unused variable flags.
5731 2010-04-16 Jeff Law <law@redhat.com>
5733 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
5734 needing assignment rather than doing a two-phase assignment. Remove
5735 unused variable 'm'.
5737 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5740 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
5742 2010-04-16 Doug Kwan <dougkwan@google.com>
5744 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
5745 (next_operand_entry_id): New static variable.
5746 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
5747 (add_to_ops_vec): Assigned unique ID to operand entry.
5748 (struct oecount_s): New field ID.
5749 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
5750 (undistribute_ops_list): Assign unique IDs to oecounts.
5751 (init_reassoc): reset next_operand_entry_id.
5753 2010-04-16 Doug Kwan <dougkwan@google.com>
5755 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
5756 missing left parenthesis.
5758 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
5760 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
5761 *btdi_rex64 using SWI48 mode iterator.
5762 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
5763 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
5764 *jcc_btdi_mask_rex64.
5766 2010-04-16 Anatoly Sokolov <aesok@post.ru>
5768 * double-int.h (tree_to_double_int): Convert to macro.
5769 * double-int.c (tree_to_double_int): Remove.
5771 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5774 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
5775 with want_address 2 and in case a single element list might be
5776 possible, call it again with want_address 0.
5778 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5780 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
5781 case 'W' print operands for HI mode.
5782 * config/h8300/h8300.h (Y0, Y2) : New constraints.
5783 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
5784 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
5785 * config/h8300/predicate.md (bit_register_indirect_operand): New.
5787 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
5789 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
5790 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
5791 #xx:3 and #xx:4 mode.
5793 * config/h8300/h8300.md (inverted load with HImode dest): Add
5794 support for H8300SX.
5796 * config/h8300/predicate.md (bit_operand): Allow immediate values that
5797 satisfy 'U' constraint.
5799 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5801 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
5802 * configure: Regenerate.
5803 * config.in: Regenerate.
5804 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
5807 2010-04-16 Richard Guenther <rguenther@suse.de>
5809 * tree.h (struct tree_decl_minimal): Move pt_uid ...
5810 (struct tree_decl_common): ... here.
5811 (DECL_PT_UID): Adjust.
5812 (SET_DECL_PT_UID): Likewise.
5813 (DECL_PT_UID_SET_P): Likewise.
5815 2010-04-16 Richard Guenther <rguenther@suse.de>
5817 PR tree-optimization/43572
5818 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
5819 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
5820 * tree-flow.h (is_call_clobbered): Remove.
5821 * tree-flow-inline.h (is_call_clobbered): Likewise.
5822 * tree-dfa.c (dump_variable): Do not dump call clobber state.
5823 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
5824 (execute_return_slot_opt): Adjust.
5825 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
5826 check for call clobbered vars here.
5827 (find_tail_calls): Move tailcall verification to the
5830 2010-04-16 Diego Novillo <dnovillo@google.com>
5832 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
5834 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5837 * config/arm/arm.md (cbranchqi4): New pattern.
5838 * config/arm/predicates.md (const0_operand,
5839 cbranchqi4_comparison_operator): New predicates.
5841 2010-04-16 Richard Guenther <rguenther@suse.de>
5843 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
5844 (dump_gimple_stmt): Likewise.
5846 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
5848 * recog.h (struct recog_data): New field is_operator.
5849 (struct insn_operand_data): New field is_operator.
5850 * recog.c (extract_insn): Set recog_data.is_operator.
5851 * genoutput.c (output_operand_data): Emit code to set the
5853 * reload.c (find_reloads): Use it rather than testing for an
5854 empty constraint string.
5857 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
5858 If the previous insn is a cbranchsi4_insn with the same arguments,
5859 omit the compare instruction.
5861 * config/arm/arm.md (addsi3_cbranch): If destination is a high
5862 register, inputs must be low registers and we need a low register
5863 scratch. Handle alternative 2 like alternative 3.
5865 2010-04-16 Jakub Jelinek <jakub@redhat.com>
5867 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
5868 don't call get_addr on both. If one expression is a VALUE and
5869 the other a REG, check VALUE's locs if the REG isn't among them.
5871 2010-04-16 Christian Bruel <christian.bruel@st.com>
5873 * config/sh/sh.h (sh_frame_pointer_required): New function.
5874 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
5875 (flag_omit_frame_pointer) Set.
5876 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
5877 (rounded_frame_size): Adjust size with outgoing_args_size.
5878 (sh_set_return_address): Must return from stack pointer.
5879 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
5880 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
5881 (ACCUMULATE_OUTGOING_ARGS): Define.
5882 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
5883 * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
5885 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
5888 * config/sh/sh.c (sh_legitimize_reload_address): Use
5889 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
5890 Remove a unneeded check for offset_base.
5892 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
5894 * configure: Regenerated.
5896 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5898 * config/s390/s390.c (s390_call_save_register_used): Switch back
5899 to HARD_REGNO_NREGS.
5901 2010-04-15 Richard Guenther <rguenther@suse.de>
5903 * alias.c (alias_set_subset_of): Handle alias-set zero
5906 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
5907 Julian Brown <julian@codesourcery.com>
5909 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
5910 alternatives according to use of high and low regs.
5911 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
5912 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
5913 optimizing for size on Thumb-2.
5915 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
5917 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
5919 2010-04-15 Richard Guenther <rguenther@suse.de>
5921 * tree-ssa-structalias.c (struct variable_info): Add
5923 (new_var_info): Initialize it.
5924 (dump_constraints): Support printing last added constraints.
5925 (debug_constraints): Adjust.
5926 (dump_constraint_graph): Likewise.
5927 (make_heapvar_for): Check for NULL cfun.
5928 (get_function_part_constraint): New function.
5929 (get_fi_for_callee): Likewise.
5930 (find_func_aliases): Properly implement IPA PTA constraints.
5931 (process_ipa_clobber): New function.
5932 (find_func_clobbers): Likewise.
5933 (insert_into_field_list_sorted): Remove.
5934 (create_function_info_for): Properly allocate vars for IPA mode.
5935 Do not use insert_into_field_list_sorted.
5936 (create_variable_info_for): Properly generate constraints for
5937 global vars in IPA mode.
5938 (dump_solution_for_var): Always dump the solution.
5939 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
5940 (find_what_var_points_to): Adjust.
5941 (pt_solution_set): Change.
5942 (pt_solution_ior_into): New function.
5943 (pt_solution_empty_p): Export.
5944 (pt_solution_includes_global): Adjust.
5945 (pt_solution_includes_1): Likewise.
5946 (pt_solutions_intersect_1): Likewise.
5947 (dump_sa_points_to_info): Check some invariants.
5948 (solve_constraints): Move constraint dumping ...
5949 (compute_points_to_sets): ... here.
5950 (ipa_pta_execute): ... and here.
5951 (compute_may_aliases): Do not re-compute points-to info
5952 locally if IPA info is available.
5953 (ipa_escaped_pt): New global var.
5954 (ipa_pta_execute): Properly implement IPA PTA.
5955 * tree-into-ssa.c (dump_decl_set): Support dumping
5956 decls not in referenced-vars.
5957 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
5958 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
5959 (dump_points_to_solution): Likewise.
5960 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
5961 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
5962 (remap_gimple_stmt): Reset call clobber/use information if necessary.
5963 (copy_decl_to_var): Copy DECL_PT_UID.
5964 (copy_result_decl_to_var): Likewise.
5965 * tree.c (make_node_stat): Initialize DECL_PT_UID.
5966 (copy_node_stat): Copy it.
5967 * tree.h (DECL_PT_UID): New macro.
5968 (SET_DECL_PT_UID): Likewise.
5969 (DECL_PT_UID_SET_P): Likewise.
5970 (struct tree_decl_minimal): Add pt_uid member.
5971 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
5972 (pt_solution_empty_p): Declare.
5973 (pt_solution_set): Adjust.
5974 (ipa_escaped_pt): Declare.
5975 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
5976 * gimple-pretty-print.c (pp_points_to_solution): New function.
5977 (dump_gimple_call): Dump call clobber/use information.
5978 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
5979 * tree-pass.h (TDF_ALIAS): New dump option.
5980 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
5981 * doc/invoke.texi (-fipa-pta): Update documentation.
5983 2010-04-15 Richard Guenther <rguenther@suse.de>
5985 * Makefile.in (OBJS-common): Add gimple-fold.o.
5986 (gimple-fold.o): New rule.
5987 * tree.h (maybe_fold_offset_to_reference,
5988 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
5990 * gimple.h: ... here.
5991 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
5992 may_propagate_address_into_dereference): Move prototypes ...
5993 * gimple.h: ... here.
5994 * tree-ssa-ccp.c (get_symbol_constant_value,
5995 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
5996 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
5997 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
5998 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
5999 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
6000 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
6001 gimplify_and_update_call_from_tree): Move ...
6002 * gimple-fold.c: ... here. New file.
6003 (ccp_fold_builtin): Rename to ...
6004 (gimple_fold_builtin): ... this.
6005 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
6007 2010-04-15 Richard Guenther <rguenther@suse.de>
6009 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
6010 fit_double_type, force_fit_type_double, add_double_with_sign,
6011 neg_double, mul_double_with_sign, lshift_double, rshift_double,
6012 lrotate_double, rrotate_double, div_and_round_double): Move ...
6013 * double-int.c: ... here.
6014 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
6015 add_double, neg_double, mul_double_with_sign, mul_double,
6016 lshift_double, rshift_double, lrotate_double, rrotate_double,
6017 div_and_round_double): Move prototypes ...
6018 * double-int.h: ... here.
6020 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
6023 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
6024 matching constraints to ensure inputs match the output.
6026 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
6029 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
6030 in an input-only operand.
6032 2010-04-15 Anatoly Sokolov <aesok@post.ru>
6034 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
6035 (double_int_not, double_int_lshift, double_int_rshift): Declare.
6036 (double_int_negative_p): Convert to static inline function.
6037 * double-int.c (double_int_lshift, double_int_lshift): New functions.
6038 (double_int_negative_p): Remove.
6039 * tree.h (lshift_double, rshift_double):
6040 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
6041 * fold-const.c (fold_convert_const_int_from_real,
6042 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
6043 (lshift_double): Change type of arith argument to bool.
6044 (rshift_double): Change type of arith argument to bool. Correct
6046 * expmed.c (mask_rtx, lshift_value): (Ditto.).
6048 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
6051 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
6052 at the start and end of the then/else blocks, and omit them from the
6054 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
6055 argument; all callers changed. Pass zero to old_insns_match_p instead.
6056 (flow_find_head_matching_sequence): New function.
6057 (old_insns_match_p): Check REG_EH_REGION notes for calls.
6058 * basic-block.h (flow_find_cross_jump,
6059 flow_find_head_matching_sequence): Declare functions.
6061 2010-04-14 Jason Merrill <jason@redhat.com>
6064 * c-common.c (attribute_takes_identifier_p): New fn.
6065 * c-common.h: Declare it.
6067 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6069 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
6071 (*udivmod<mode>4): Ditto.
6073 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6075 * config/i386/i386.md (maxmin_int): Rename code attribute from
6076 maxminiprefix and update all users.
6077 (maxmin_float): Ditto from maxminfprefix.
6078 (logic): Ditto from logicprefix.
6079 (absneg_mnemonic): Ditto from absnegprefix.
6080 * config/i386/mmx.md: Update all users of maxminiprefix,
6081 maxminfprefix and logicprefix for rename.
6082 * config/i386/sse.md: Ditto.
6083 * config/i386/sync.md (sync_<code><mode>): Update for
6086 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
6089 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
6090 warnings converted to errors.
6092 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6094 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
6095 used insn_type variable.
6096 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
6097 to avoid set-but-not-used warning.
6099 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6101 * df-core.c (df_ref_debug): Change format string placeholder
6103 * dwarf2asm.c (dw2_asm_output_data_raw,
6104 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
6105 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
6106 * dwarf2out.c (output_cfi, output_cfi_directive,
6107 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
6108 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
6110 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
6111 * print-rtl.c (print_rtx): Ditto.
6113 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6116 * builtins.c (expand_builtin_pow_root): New function to expand pow
6117 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
6118 series of sqrt and cbrt calls under -ffast-math.
6119 (expand_builtin_pow): Call it.
6121 2010-04-14 Michael Matz <matz@suse.de>
6123 PR tree-optimization/42963
6124 * tree-cfg.c (touched_switch_bbs): New static variable.
6125 (group_case_labels_stmt): New function broken out from ...
6126 (group_case_labels): ... here, use the above.
6127 (start_recording_case_labels): Allocate touched_switch_bbs.
6128 (end_recording_case_labels): Deallocate it, call
6129 group_case_labels_stmt.
6130 (gimple_redirect_edge_and_branch): Remember index of affected BB.
6132 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6134 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
6137 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
6139 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
6141 2010-04-13 Jan Hubicka <jh@suse.cz>
6143 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
6144 of optimized out static functions.
6145 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
6146 cost computation. Also sanity check for overflows.
6147 (update_caller_keys): Update cgraph_edge_badness call; properly
6148 update fibheap and sanity check that it is up to date.
6149 (add_new_edges_to_heap): Update cgraph_edge_badness.
6150 (cgraph_decide_inlining_of_small_function): Likewise;
6151 add sanity checking that badness in heap is up to date;
6152 improve dumping of reason; Update badness of calls to the
6153 offline copy of function currently inlined; dump badness
6154 of functions not inlined because of unit growth limits.
6156 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
6159 * c-common.c (pointer_int_sum): Disregard overflow that occured only
6160 because of sign-extension change when converting to sizetype here...
6161 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
6163 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
6164 the folding to constants. Remove redundant final conversion.
6165 (fold_binary) <associate>: Do not associate if the re-association of
6166 constants alone overflows.
6167 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
6168 to the end of the list.
6169 (multiple_of_p) <COND_EXPR>: New case.
6171 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
6173 * opt-functions.awk (opt_sanitized_name): New.
6175 * optc-gen.awk: Use it
6176 * opth-gen.awk: Use it.
6178 2010-04-13 Martin Jambor <mjambor@suse.cz>
6180 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
6181 (sra_modify_assign): Delete stmts loading dead data even if racc has no
6182 children. Call replace_uses_with_default_def_ssa_name to handle
6185 2010-04-13 Michael Matz <matz@suse.de>
6188 * builtins.c (expand_builtin_interclass_mathfn): Also create
6189 a register if the predicate doesn't match.
6191 2010-04-13 Diego Novillo <dnovillo@google.com>
6193 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
6194 * c-pch.c: Include timevar.h.
6195 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
6196 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
6197 * ggc-common.c: Include timevar.h.
6198 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
6199 * timevar.def (TV_PCH_SAVE): Define.
6200 (TV_PCH_CPP_SAVE): Define.
6201 (TV_PCH_PTR_REALLOC): Define.
6202 (TV_PCH_PTR_SORT): Define.
6203 (TV_PCH_RESTORE): Define.
6204 (TV_PCH_CPP_RESTORE): Define.
6206 2010-04-13 Michael Matz <matz@suse.de>
6208 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
6210 (can_reassociate_p): New function.
6211 (break_up_subtract_bb, reassociate_bb): Use it.
6213 2010-04-13 Richard Guenther <rguenther@suse.de>
6216 * builtins.c (c_readstr): Fix assert.
6218 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
6220 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
6221 when generating cltd insn.
6223 (*ashl<mode>3_1): Remove special handling for register operand 2.
6224 (*ashlsi3_1_zext): Ditto.
6225 (*ashlhi3_1): Ditto.
6226 (*ashlhi3_1_lea): Ditto.
6227 (*ashlqi3_1): Ditto.
6228 (*ashlqi3_1_lea): Ditto.
6229 (*<shiftrt_insn><mode>3_1): Ditto.
6230 (*<shiftrt_insn>si3_1_zext): Ditto.
6231 (*<shiftrt_insn>qi3_1_slp): Ditto.
6232 (*<rotate_insn><mode>3_1): Ditto.
6233 (*<rotate_insn>si3_1_zext): Ditto.
6234 (*<rotate_insn>qi3_1_slp): Ditto.
6236 2010-04-13 Richard Guenther <rguenther@suse.de>
6238 * tree-ssa-structalias.c (callused_id): Remove.
6239 (call_stmt_vars): New.
6240 (get_call_vi): Likewise.
6241 (lookup_call_use_vi): Likewise.
6242 (lookup_call_clobber_vi): Likewise.
6243 (get_call_use_vi): Likewise.
6244 (get_call_clobber_vi): Likewise.
6245 (make_transitive_closure_constraints): Likewise.
6246 (handle_const_call): Adjust to do per-call call-used handling.
6247 (handle_pure_call): Likewise.
6248 (find_what_var_points_to): Remove general callused handling.
6249 (init_base_vars): Likewise.
6250 (init_alias_vars): Initialize call_stmt_vars.
6251 (compute_points_to_sets): Process call-used and call-clobbered
6252 vars for call statements.
6253 (delete_points_to_sets): Free call_stmt_vars.
6255 2010-04-13 Richard Guenther <rguenther@suse.de>
6257 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
6258 Only add RW dependence for dependence distance zero.
6259 Adjust maximal vectorization factor according to dependences.
6260 Move alignment handling ...
6261 (vect_find_same_alignment_drs): ... here. New function.
6262 (vect_analyze_data_ref_dependences): Adjust.
6263 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
6264 (vect_analyze_data_refs): Adjust minimal vectorization factor
6265 according to data references.
6266 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
6267 dependences before determining the vectorization factor.
6268 Analyze alignment after determining the vectorization factor.
6269 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
6270 dependences before alignment.
6271 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
6273 (vect_analyze_data_refs): Likewise.
6274 (MAX_VECTORIZATION_FACTOR): New define.
6276 2010-04-13 Duncan Sands <baldrick@free.fr>
6278 * except.h (lang_eh_type_covers): Remove.
6279 * except.c (lang_eh_type_covers): Likewise.
6281 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6282 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6284 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
6285 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
6286 UNITS_PER_LONG where it is ABI relevant.
6287 (s390_return_addr_rtx): Likewise.
6288 (s390_back_chain_rtx): Likewise.
6289 (s390_frame_area): Likewise.
6290 (s390_frame_info): Likewise.
6291 (s390_initial_elimination_offset): Likewise.
6292 (save_gprs): Likewise.
6293 (s390_emit_prologue): Likewise.
6294 (s390_emit_epilogue): Likewise.
6295 (s390_function_arg_advance): Likewise.
6296 (s390_function_arg): Likewise.
6297 (s390_va_start): Likewise.
6298 (s390_gimplify_va_arg): Likewise.
6299 (s390_function_profiler): Likewise.
6300 (s390_optimize_prologue): Likewise.
6301 (s390_rtx_costs): Likewise.
6302 (s390_secondary_reload): Likewise.
6303 (s390_promote_function_mode): Likewise.
6304 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
6305 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
6306 registers available.
6307 (s390_unwind_word_mode): New function.
6308 (s390_function_value): Split 64 bit values into register pair if
6309 used as return value.
6310 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
6311 function call parameters. Handle parallels.
6312 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
6313 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
6314 (DWARF_CIE_DATA_ALIGNMENT): New macro.
6315 (s390_expand_setmem): Remove unused variable src_addr.
6316 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
6317 deal with 64 bit registers.
6318 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
6319 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
6320 (UNITS_PER_LONG): New macro.
6321 * libjava/include/s390-signal.h: Define extended ucontext
6322 structure containing the upper halfs of the 64 bit registers.
6324 2010-04-13 Simon Baldwin <simonb@google.com>
6326 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
6328 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
6330 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
6331 rvalue on the RHS if the LHS is of a non-renamable type.
6332 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
6334 2010-04-13 Matthias Klose <doko@ubuntu.com>
6336 * gcc.c (cc1_options): Handle -iplugindir before processing
6337 the cc1 spec. Only add -iplugindir once.
6338 (cpp_unique_options): Add -iplugindir option if -fplugin* options
6340 * common.opt (iplugindir): Remove `Separate' property, initialize.
6341 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
6343 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
6344 (distclean): Remove plugin dir.
6345 * doc/invoke.texi: Document -iplugindir.
6347 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
6349 * doc/plugins.texi (Loading Plugins): Document short
6350 -fplugin=foo option.
6351 (Plugin API): Mention default_plugin_dir_name function.
6353 * gcc.c (find_file_spec_function): Add new declaration.
6354 (static_spec_func): Use it for "find-file".
6355 (find_file_spec_function): Add new function.
6356 (cc1_options): Add -iplugindir option if -fplugin* options found.
6358 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
6360 * plugin.c (add_new_plugin): Updated comment, and handle short
6362 (default_plugin_dir_name): Added new function.
6364 * common.opt (iplugindir): New option to set the plugin directory.
6366 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
6368 * config/i386/i386.md (any_rotate): New code iterator.
6369 (rotate_insn): New code attribute.
6371 (SWIM124): New mode iterator.
6372 (<rotate_insn>ti3): New expander.
6373 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
6374 any_rotate code iterator.
6375 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
6376 using any_rotate code iterator and SWIM124 mode iterator.
6377 (ix86_rotlti3): New insn_and_split pattern.
6378 (ix86_rotrti3): Ditto.
6379 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
6380 ix86_rotl{di,ti}3 patterns.
6381 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
6382 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
6383 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
6384 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
6385 code iterator and SWI mode iterator.
6386 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
6387 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
6389 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
6390 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
6391 (bswap rotatert splitter): Add splitter.
6392 (bswap splitter): Macroize splitter using any_rotate code iterator.
6393 Add insn predicate to split only for TARGET_USE_XCHGB or when
6394 optimizing function for size.
6396 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6398 * config/pa/pa.c (emit_move_sequence): Remove use of
6399 deleted variable flag_argument_noalias.
6401 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6403 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
6405 Add to unsupported targets list.
6406 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
6407 sparc*-sun-solaris2.[567]* from target lists.
6408 * configure: Regenerate.
6409 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
6411 Remove Solaris 7 patch references.
6412 (Specific, sparc-sun-solaris2.7): Removed.
6413 (sparc-sun-solaris2*): Update Solaris 7 example.
6414 (sparc64-*-solaris2*): Likewise.
6416 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6418 * config.build (alpha*-dec-osf4*): Remove.
6419 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
6420 of obsolete configurations.
6421 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
6423 * config/alpha/t-osf4: Renamed to ...
6424 * config/alpha/t-osf5: ... this.
6425 * config/alpha/osf.h: Renamed to ...
6426 * config/alpha/osf5.h: ... this.
6427 Merged old osf5.h contents.
6429 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
6430 (EXTRA_SPECS): Removed.
6431 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
6432 reflect removal of Tru64 UNIX V4.0/V5.0 support.
6435 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6437 * doc/contrib.texi (Contributors, Rainer Orth): Update.
6439 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
6442 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
6443 __thiscall convention.
6445 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6447 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
6449 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
6451 2010-04-12 Steve Ellcey <sje@cup.hp.com>
6453 * function.c (assign_parms_initialize_all): Add unused attribute
6456 2010-04-12 Richard Guenther <rguenther@suse.de>
6458 * gsstruct.def (GSS_CALL): New.
6459 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
6460 * gimple.h: Include tree-ssa-alias.h.
6461 (struct gimple_statement_call): New.
6462 (union gimple_statement_struct_d): Add gimple_call member.
6463 (gimple_call_reset_alias_info): Declare.
6464 (gimple_call_use_set): New function.
6465 (gimple_call_clobber_set): Likewise.
6466 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
6467 * gimple.c (gimple_call_reset_alias_info): New function.
6468 (gimple_build_call_1): Call it.
6469 * lto-streamer-in.c (input_gimple_stmt): Likewise.
6470 * tree-inline.c (remap_gimple_stmt): Likewise.
6471 (expand_call_inline): Remove callused handling.
6472 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
6473 * tree-dfa.c (dump_variable): Likewise.
6474 * tree-parloops.c (parallelize_loops): Likewise.
6475 * tree-ssa.c (init_tree_ssa): Likewise.
6476 (delete_tree_ssa): Likewise.
6477 * tree-flow-inline.h (is_call_used): Remove.
6478 * tree-flow.h (struct gimple_df): Remove callused member.
6479 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
6480 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
6481 (ref_maybe_used_by_call_p_1): Simplify.
6482 (call_may_clobber_ref_p_1): Likewise.
6483 * tree-ssa-structalias.c (compute_points_to_sets): Set
6484 the call stmt used and clobbered sets.
6485 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
6486 (find_tail_calls): Verify the tail call.
6488 2010-04-12 Richard Guenther <rguenther@suse.de>
6490 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
6491 single-iteration always-inline inlining.
6492 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
6493 (cgraph_decide_inlining): Do not handle always-inline specially.
6494 (try_inline): Remove always-inline cycle detection special case.
6495 Do not recurse on always-inlines.
6496 (cgraph_early_inlining): Do not iterate if not optimizing.
6497 (cgraph_gate_early_inlining): remove.
6498 (pass_early_inline): Run unconditionally.
6499 (gate_cgraph_decide_inlining): New function.
6500 (pass_ipa_inline): Use it. Do not run the IPA inliner if
6501 not inlining or optimizing.
6502 (cgraph_decide_inlining_of_small_functions): Also consider
6503 always-inline functions.
6504 (cgraph_default_inline_p): Return true for nodes which should
6505 disregard inline limits.
6506 (estimate_function_body_sizes): Assume zero size and time for
6507 nodes which are marked as disregarding inline limits.
6508 (cgraph_decide_recursive_inlining): Do not perform recursive
6509 inlining on always-inline nodes.
6511 2010-04-12 Jakub Jelinek <jakub@redhat.com>
6514 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
6515 for exprs satisfying handled_component_p.
6517 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
6519 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
6520 non-constant aggregate elements.
6522 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
6523 is a real initialization.
6525 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
6528 * c-decl.c (start_function): Move forward check for nested function.
6530 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
6532 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
6533 * config/sh/sh.c: Include reload.h.
6534 (sh_legitimize_reload_address): New.
6535 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
6536 sh_legitimize_reload_address.
6538 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6540 * config/sh/sh.md (*movqi_pop): New insn pattern.
6541 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
6543 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6545 * config/i386/i386.md (any_shiftrt): New code iterator.
6546 (shiftrt_insn): New code attribute.
6548 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
6549 using any_shiftrt code iterator.
6550 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
6551 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
6552 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
6553 pattern from corresponding peephole2 patterns.
6554 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
6555 using any_shiftrt code iterator.
6556 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
6557 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
6558 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
6559 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
6560 *{ashr,lshr}<mode>3_cmp_zext.
6561 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
6563 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6565 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
6567 (*lshr<mode>3_cconly): Ditto.
6569 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
6571 * config/i386/i386.md (lshr<mode>3): Macroize expander from
6572 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
6573 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6574 pattern from *lshr{di,ti}3_1 and corresponding splitters using
6576 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
6577 from corresponding peephole2 patterns.
6578 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
6579 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
6580 and *lshrdi3_1_rex64 using SWI mode iterator.
6581 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
6582 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
6583 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
6584 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
6585 and *lshrdi3_cmp_rex64 using SWI mode iterator.
6586 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
6587 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
6588 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
6589 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
6592 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
6594 * config/i386/i386.md (ashr<mode>3): Macroize expander from
6595 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
6596 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
6597 pattern from *ashr{di,ti}3_1 and corresponding splitters using
6599 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
6600 from corresponding peephole2 patterns.
6601 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
6602 (ashrsi3_cvt): Rename from ashrsi3_31.
6603 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
6604 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
6605 and x86_64_shift_adj_3 using SWI48 mode iterator.
6606 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
6607 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
6608 and *ashrdi3_1_rex64 using SWI mode iterator.
6609 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
6610 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
6611 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
6612 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
6613 and *ashrdi3_cmp_rex64 using SWI mode iterator.
6614 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
6615 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
6616 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
6617 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
6619 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
6620 * config/i386/i386.c (ix86_split_ashr): Update for renamed
6621 x86_shift<mode>_adj_3 expanders.
6623 2010-04-10 Wei Guozhi <carrot@google.com>
6626 * config/arm/arm.c (arm_pic_static_addr): New function.
6627 (legitimize_pic_address): Call arm_pic_static_addr when it detects
6629 (arm_output_addr_const_extra): Output expression for new pattern.
6630 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
6632 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
6634 * ira-costs.c (record_reg_classes): Ignore alternatives that are
6637 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
6638 * web.c: Include "insn-config.h" and "recog.h".
6639 (union_match_dups): New function.
6640 (web_main): Call it.
6641 (union_defs): Don't try to recognize match_dups.
6643 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
6644 if doing so would replace the entire pattern.
6646 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
6650 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
6651 and splitter pattern. Change splitter operand 1 predicate to
6654 2010-04-09 Martin Jambor <mjambor@suse.cz>
6656 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
6657 lattices are addresses of CONST_DECLs with the same initial value.
6658 (ipcp_print_all_lattices): Print values of CONST_DECLs.
6659 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
6661 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
6662 Bernd Schmidt <bernds@codesourcery.com>
6664 * loop-invariant.c (replace_uses): New static function.
6665 (move_invariant_reg): Use it to ensure we can replace the uses.
6667 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
6669 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
6671 (picochip_override_options): Enable section anchors only above -O1.
6672 (picochip_reorg): Fixed a couple of build warnings.
6674 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6676 * configure.ac (plugin -rdynamic test): Log result.
6677 * configure: Regenerate.
6678 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
6679 (RDYNAMIC_SPEC): Define.
6680 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
6682 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6684 * configure.ac: Determine Sun ld version numbers.
6685 (comdat_group): Restrict GNU ld version checks to gld.
6686 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
6687 (enable_comdat): Support --enable-comdat.
6688 * configure: Regenerate.
6689 * doc/install.texi (Configuration): Document --enable-comdat.
6691 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6693 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
6694 * config/sol2-gld.h: ... here.
6695 * config.gcc (sparc*-*-solaris2*): Reflect this.
6696 (i[34567]86-*-solaris2*): Use it.
6698 2010-04-09 Steve Ellcey <sje@cup.hp.com>
6700 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
6702 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
6704 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6707 * diagnostic.c (diagnostic_initialize): Initialize
6708 some_warnings_are_errors.
6709 (diagnostic_finish): New.
6710 (diagnostic_action_after_output): Call it before exiting.
6711 (diagnostic_report_diagnostic): Do not print message here. Set
6712 some_warnings_are_errors.
6713 * diagnostic.h (diagnostic_context): Delete
6714 issue_warnings_are_errors_message. Add some_warnings_are_errors.
6715 (diagnostic_finish): Declare.
6716 * toplev.c (toplev_main): Call it before exit.
6718 2010-04-09 Jason Merrill <jason@redhat.com>
6721 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
6722 for incomplete type.
6725 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
6726 based on a warning flag.
6728 2010-04-09 Richard Guenther <rguenther@suse.de>
6730 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
6732 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
6735 * varasm.c (default_assemble_visibility): Wrap vars that are
6736 set, but unused, by targets without GAS.
6737 * config/rs6000/rs6000.c (paired_emit_vector_compare):
6738 Remove set, but unused, vars.
6739 (rs6000_legitimize_tls_address): Likewise.
6740 (altivec_expand_dst_builtin): Likewise.
6741 * config/darwin.c (machopic_classify_symbol): Likewise.
6742 (machopic_indirection_name): Likewise.
6744 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
6746 * config/i386/i386.md (DWI): New mode iterator.
6747 (S): New mode attribute.
6748 (shift_operand): Ditto.
6749 (shift_immediate_operand): Ditto.
6750 (ashl_input_operand): Ditto.
6751 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
6752 using SDWIM mode iterator.
6753 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
6754 pattern from *ashl{di,ti}3_1 and corresponding splitters using
6756 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
6757 from corresponding peephole2 patterns.
6758 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
6759 and x86_64_shift_adj_1 using SWI48 mode iterator.
6760 (x86_shift<mode>_adj_2): Ditto.
6761 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
6762 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
6763 using SWI48 mode iterator.
6764 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
6765 *ashldi3_cmp_rex64 using SWI mode iterator.
6766 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
6767 *ashldi3_cconly_rex64 using SWI mode iterator.
6768 * config/i386/i386.c (ix86_split_ashl): Update for renamed
6769 x86_shift<mode>_adj_{1,2}.
6770 (ix86_split_ashr): Ditto.
6771 (ix86_split_lshr): Ditto.
6773 2010-04-09 Richard Guenther <rguenther@suse.de>
6775 * target.h (builtin_conversion): Pass in input and output types.
6776 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
6777 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
6778 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
6779 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
6781 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
6783 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
6785 2010-04-09 Richard Guenther <rguenther@suse.de>
6788 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
6790 2010-04-09 Richard Guenther <rguenther@suse.de>
6792 * tree-vectorizer.h (struct _stmt_vec_info): Document
6793 that vectype is the type of the LHS.
6794 (supportable_widening_operation, supportable_narrowing_operation):
6795 Get both input and output vector types as arguments.
6796 (vect_is_simple_use_1): Declare.
6797 (get_same_sized_vectype): Likewise.
6798 * tree-vect-loop.c (vect_determine_vectorization_factor):
6799 Set STMT_VINFO_VECTYPE to the vector type of the def.
6800 (vectorizable_reduction): Adjust.
6801 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
6802 Adjust. Specify the output vector type.
6803 (vect_pattern_recog_1): Adjust.
6804 * tree-vect-stmts.c (get_same_sized_vectype): New function.
6805 (vectorizable_call): Adjust.
6806 (vectorizable_conversion): Likewise.
6807 (vectorizable_operation): Likewise.
6808 (vectorizable_type_demotion): Likewise.
6809 (vectorizable_type_promotion): Likewise.
6810 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
6812 (vect_is_simple_use_1): New function.
6813 (supportable_widening_operation): Get both input and output
6815 (supportable_narrowing_operation): Likewise.
6816 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
6818 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
6820 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
6821 __thiscall and _thiscall as predefined macros.
6822 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
6823 thiscall attribute handling.
6824 (ix86_comp_type_attributes): Likewise.
6825 (ix86_function_regparm): Likewise.
6826 (ix86_return_pops_args): Likewise.
6827 (init_cumulative_args): Likewise.
6828 (find_drap_reg): Likewise.
6829 (ix86_static_chain): Likewise.
6830 (x86_this_parameter): Likewise.
6831 (x86_output_mi_thunk): Likewise.
6832 (ix86_attribute_table): Add description for thiscall attribute.
6833 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
6834 * doc/extend.texi: Add documentation for thiscall.
6836 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
6839 * c.opt (Wint-to-pointer-cast): Available in C++.
6840 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
6842 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
6844 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
6845 * calls.c (expand_call): Pass the function type to aggregate_value_p.
6846 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
6847 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
6848 function type instead. Reorder and simplify checks.
6850 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
6852 2010-04-08 Jing Yu <jingyu@google.com>
6853 Zdenek Dvorak <ook@ucw.cz>
6855 PR tree-optimization/42720
6856 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
6857 loop unswitch conditions here from ...
6858 (tree_unswitch_single_loop): ... here.
6860 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6862 * tree-if-conv.c: Fix comments and simplify logic.
6864 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
6866 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
6867 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
6868 (main_tree_if_conversion): Update call to tree_if_conversion.
6870 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
6873 * doc/invoke.texi (-b,-V): Delete.
6874 * doc/tm.texi: Do not mention -b.
6875 * gcc.c (display_help): Delete -b and -V.
6876 (process_command): Delete -b and -V.
6877 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
6879 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
6880 Wolfgang Gellerich <gellerich@de.ibm.com>
6882 Implement target hook for loop unrolling
6883 * target.h (loop_unroll_adjust): Add a new target hook function.
6884 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
6885 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
6886 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
6887 (s390_loop_unroll_adjust): Implement the new target hook for s390.
6888 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
6890 (decide_unroll_stupid): Likewise.
6892 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6895 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
6897 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6899 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
6900 (Specific, *-*-solaris2*): Likewise.
6901 Don't prefer Sun as over GNU as.
6903 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
6905 * config/s390/s390.c (override_options): Adjust the z10 defaults
6906 for max-unroll-times, max-completely-peeled-insns
6907 and max-completely-peel-times.
6909 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6911 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
6912 instructions for z10.
6913 (s390_expand_setmem): Likewise.
6914 (s390_expand_cmpmem): Likewise.
6916 2010-04-08 Richard Guenther <rguenther@suse.de>
6918 PR tree-optimization/43679
6919 * tree-ssa-pre.c (eliminate): Only propagate copies.
6921 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6924 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
6925 set but not used variable warning.
6927 2010-04-08 Wei Guozhi <carrot@google.com>
6930 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
6931 (arm_size_rtx_costs): Call the new function when optimized for size.
6933 2010-04-08 Jakub Jelinek <jakub@redhat.com>
6936 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
6937 op0 is not a MEM, just return NULL instead of assertion
6939 (discover_nonconstant_array_refs): Don't walk debug stmts.
6941 2010-04-08 Doug Kwan <dougkwan@google.com>
6943 * configure.ac: Recognize gold and do not use its version number
6944 to test ld features.
6945 * configure: Regenerate.
6947 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
6950 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
6951 (negate_value): Move code to push elements to broken_up_substracts ...
6952 (eliminate_plus_minus_pair): ... here. Push operands that have no
6953 negative pair to plus_negates.
6954 (repropagate_negates, init_reassoc, fini_reassoc): Update.
6956 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6958 * doc/install.texi (Configuration): Move description of
6959 --enable-lto, --with-libelf*, --enable-gold from Java section to
6962 * doc/generic.texi (Working with declarations)
6963 (Function Properties, C and C++ Trees): Fix typos.
6964 * doc/sourcebuild.texi (Top Level): Likewise.
6966 2010-04-07 Jakub Jelinek <jakub@redhat.com>
6969 * tree.h (DECL_READ_P): Define.
6970 (struct tree_decl_common): Add decl_read_flag.
6971 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
6972 a set but not used warning.
6973 (merge_decls): Merge DECL_READ_P flag.
6974 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
6975 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
6976 * c-common.c (handle_used_attribute, handle_unused_attribute):
6978 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
6980 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
6982 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
6983 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
6984 c_parser_binary_expression, c_parser_cast_expression,
6985 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
6986 Call default_function_array_read_conversion instead of
6987 default_function_array_conversion where needed.
6988 (c_parser_unary_expression, c_parser_conditional_expression,
6989 c_parser_postfix_expression_after_primary, c_parser_initelt):
6990 Likewise. Call mark_exp_read where needed.
6991 (c_parser_statement_after_labels, c_parser_asm_operands,
6992 c_parser_typeof_specifier, c_parser_sizeof_expression,
6993 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
6995 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
6997 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
6998 (warn_unused_but_set_parameter): Default to warn_unused
7000 * doc/invoke.texi: Document -Wunused-but-set-variable and
7001 -Wunused-but-set-parameter.
7003 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
7004 used count variable.
7005 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
7006 when operandN variables aren't used in the body of the expander
7008 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
7009 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
7010 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
7011 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
7012 FOR_EACH_IMM_USE_ON_STMT): Likewise.
7013 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
7014 * tree.c (PROCESS_ARG): Likewise.
7016 2010-04-07 Simon Baldwin <simonb@google.com>
7018 * diagnostic.h (diagnostic_override_option_index): New macro to
7019 set a diagnostic's option_index.
7020 * c-tree.h (c_cpp_error): Add warning reason argument.
7021 * opts.c (_warning_as_error_callback): New.
7022 (register_warning_as_error_callback): Store callback for
7023 warnings enabled via enable_warning_as_error.
7024 (enable_warning_as_error): Call callback, minor code tidy.
7025 * opts.h (register_warning_as_error_callback): Declare.
7026 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
7027 response to -Werror=.
7028 (c_common_init_options): Register warning_as_error_callback in opts.c.
7029 * common.opt: Add -Wno-cpp option.
7030 * c-common.c (struct reason_option_codes_t): Map cpp warning
7031 reason codes to gcc option indexes.
7032 * (c_option_controlling_cpp_error): New function, lookup the gcc
7033 option index for a cpp warning reason code.
7034 * (c_cpp_error): Add warning reason argument, call
7035 c_option_controlling_cpp_error for diagnostic_override_option_index.
7036 * doc/invoke.texi: Document -Wno-cpp.
7038 2010-04-07 Richard Guenther <rguenther@suse.de>
7040 * ipa-reference.c (mark_load): Use get_base_address.
7041 (mark_store): Likewise.
7043 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
7044 inserting GIMPLE_NOPs into the IL.
7045 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7046 Explicitly strip handled components and indirect references.
7048 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
7049 folding address expressions.
7050 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
7051 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
7052 operand_equal_p to compare decls.
7053 (ptr_deref_may_alias_decl_p): Likewise.
7054 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
7055 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
7056 Handle reversed comparison ops.
7057 * tree-sra.c (asm_visit_addr): Use get_base_address.
7058 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
7059 * ipa-reference.c (mark_address): Use get_base_address.
7061 2010-04-07 Richard Guenther <rguenther@suse.de>
7063 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
7064 Propagate constants everywhere.
7066 2010-04-07 Jakub Jelinek <jakub@redhat.com>
7069 * tree.c (MAX_INT_CACHED_PREC): Define.
7070 (nonstandard_integer_type_cache): New array.
7071 (build_nonstandard_integer_type): Cache results for precision
7072 <= MAX_INT_CACHED_PREC.
7074 2010-04-07 Richard Guenther <rguenther@suse.de>
7076 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
7077 -fargument-noalias-global, -fargument-noalias-anything): Remove.
7078 * common.opt: Likewise.
7079 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
7080 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
7081 (nonoverlapping_memrefs_p): Likewise.
7082 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7083 * opts.c (common_handle_option): Handle OPT_fargument_alias,
7084 OPT_fargument_noalias, OPT_fargument_noalias_anything and
7085 OPT_fargument_noalias_global for backward compatibility.
7087 2010-04-07 Richard Guenther <rguenther@suse.de>
7089 PR tree-optimization/43270
7090 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
7091 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
7092 * tree-ssa-pre.c (phi_translate_1): Adjust.
7093 (fully_constant_expression): Split out vn_reference handling to ...
7094 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
7095 Fold reads from constant strings.
7096 (vn_reference_lookup): Handle fully constant references.
7097 (vn_reference_lookup_pieces): Likewise.
7098 * Makefile.in (expmed.o-warn): Add -Wno-error.
7100 2010-04-07 Martin Jambor <mjambor@suse.cz>
7102 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
7104 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
7107 * gcc.c: Add -static-libstdc++ to list of recognized options.
7109 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7111 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
7113 2010-04-07 Richard Guenther <rguenther@suse.de>
7116 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
7117 bases build simple mem attributes to retain points-to information.
7119 2010-04-07 Richard Guenther <rguenther@suse.de>
7122 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
7123 preserve points-to related information.
7125 2010-04-07 Richard Guenther <rguenther@suse.de>
7128 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
7129 discard plain indirect references.
7130 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
7131 * tree.c (tree_nop_conversion): Likewise.
7133 2010-04-07 Dodji Seketeli <dodji@redhat.com>
7136 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
7138 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
7140 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
7141 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
7143 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7145 * tree-if-conv.c: Fix indentation and comments.
7147 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7149 * tree-if-conv.c: Sort static functions in topological order.
7151 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
7153 * tree-if-conv.c: Fix indentation and comments.
7155 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7158 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
7159 lang_hooks.types.type_for_size instead of
7160 build_nonstandard_integer_type.
7161 When converting an unsigned type to signed, double its precision.
7162 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
7163 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
7164 (graphite_create_new_loop_guard): When ub + 1 wraps around,
7167 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7170 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
7171 POINTER_PLUS_EXPR for pointer types.
7173 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7176 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
7177 * graphite-clast-to-gimple.c: Include langhooks.h.
7178 (max_signed_precision_type): New.
7179 (max_precision_type): Takes two types as arguments.
7180 (precision_for_value): New.
7181 (precision_for_interval): New.
7182 (gcc_type_for_interval): New.
7183 (gcc_type_for_value): New.
7184 (gcc_type_for_clast_term): New.
7185 (gcc_type_for_clast_red): New.
7186 (gcc_type_for_clast_bin): New.
7187 (gcc_type_for_clast_expr): Split up into several functions.
7188 (gcc_type_for_clast_eq): Rewritten.
7189 (compute_bounds_for_level): New.
7190 (compute_type_for_level_1): New.
7191 (compute_type_for_level): New.
7192 (gcc_type_for_cloog_iv): Removed.
7193 (gcc_type_for_iv_of_clast_loop): Rewritten.
7194 (graphite_create_new_loop): Compute the lower and upper bound types
7195 with gcc_type_for_clast_expr.
7196 (graphite_create_new_loop_guard): Same.
7197 (find_cloog_iv_in_expr): Removed.
7198 (compute_cloog_iv_types_1): Removed.
7199 (compute_cloog_iv_types): Removed.
7200 (gloog): Do not call compute_cloog_iv_types.
7201 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
7203 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
7204 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
7205 (GBB_CLOOG_IV_TYPES): Removed.
7207 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7209 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
7210 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
7211 (detect_commutative_reduction): Same.
7213 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7215 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
7216 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
7218 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
7219 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
7220 (rewrite_commutative_reductions_out_of_ssa): Same.
7221 * passes.c (execute_function_todo): Call verify_ssa for every pass
7222 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
7223 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
7224 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
7225 with an extra argument.
7226 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
7227 verify_ssa only when the extra argument is true.
7228 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
7229 with an extra argument.
7230 (tree_transform_and_unroll_loop): Same.
7232 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
7234 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
7235 for all the passes of the LNO having LOOP_CLOSED_SSA.
7236 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
7237 * tree-loop-distribution.c (pass_loop_distribution): Same.
7238 * tree-pass.h (TODO_verify_loops): Removed.
7239 * tree-ssa-loop.c (pass_tree_loop_init): Same.
7241 (pass_tree_unswitch): Same.
7242 (pass_predcom): Same.
7243 (pass_vectorize): Same.
7244 (pass_linear_transform): Same.
7245 (pass_graphite_transforms): Same.
7246 (pass_iv_canon): Same.
7247 (pass_complete_unroll): Same.
7248 (pass_complete_unrolli): Same.
7249 (pass_parallelize_loops): Same.
7250 (pass_loop_prefetch): Same.
7251 (pass_iv_optimize): Same.
7253 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
7256 * passes.c (init_optimization_passes): Move pass_lim before
7257 pass_copy_prop and pass_dce_loop.
7259 2010-04-06 Jakub Jelinek <jakub@redhat.com>
7262 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
7263 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
7264 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
7265 MULTI_* defines for 4 argument vpermil2p* builtins.
7267 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
7269 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
7270 * config/i386/i386.c (x86_maybe_negate_const_int): New.
7271 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
7272 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
7273 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
7274 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
7275 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
7276 Use x86_maybe_negate_const_int to output insn mnemonic.
7277 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
7278 check from instruction predicate. Update comments.
7279 * config/i386/sync.md (sync_add<mode>): Use
7280 x86_maybe_negate_const_int to output insn mnemonic.
7282 2010-04-06 Jan Hubicka <jh@suse.cz>
7284 PR tree-optimization/42906
7285 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
7286 IGNORE_SELF argument. Set visited_control_parents for fully
7288 (find_obviously_necessary_stmts): Update call of
7289 mark_control_dependent_edges_necessary.
7290 (propagate_necessity): Likewise. Handle PHI edges more curefully.
7292 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
7294 * config/i386/i386.md: Remove comment about 'e' and 'E'
7297 2010-04-06 Richard Guenther <rguenther@suse.de>
7299 PR tree-optimization/43627
7300 * tree-vrp.c (extract_range_from_unary_expr): Widenings
7301 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
7304 2010-04-06 Jakub Jelinek <jakub@redhat.com>
7306 * BASE-VER: Change to 4.6.0.
7309 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
7312 2010-04-06 Richard Guenther <rguenther@suse.de>
7315 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
7317 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7319 * doc/invoke.texi (Optimize Options): Document that LTO
7320 won't remove object access purely due to incompatible
7323 2010-04-04 Matthias Klose <doko@ubuntu.com>
7325 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
7326 Initialize variable.
7328 2010-04-03 Richard Guenther <rguenther@suse.de>
7331 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
7332 require a non-NULL MEM_OFFSET.
7334 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
7336 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
7337 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
7338 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
7339 config/alpha/predicates.md, config/arm/arm.md,
7340 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
7341 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
7342 config/darwin9.h, config/darwin.c, config/darwin.h,
7343 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
7344 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
7345 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
7346 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
7347 config/mips/mips.md, config/mn10300/mn10300.c,
7348 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
7349 config/rs6000/aix.h, config/rs6000/dfp.md,
7350 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
7351 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
7352 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
7353 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
7354 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
7355 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
7356 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
7357 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
7358 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
7359 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
7360 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
7361 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
7362 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
7363 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
7364 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
7365 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
7366 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
7367 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
7368 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
7369 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
7370 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
7371 opt-functions.awk, opth-gen.awk, params.def, passes.c,
7372 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
7373 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
7374 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
7375 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
7376 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
7377 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
7378 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
7379 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
7380 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
7381 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
7382 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
7383 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
7384 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
7385 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
7387 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7390 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
7391 * aclocal.m4: Regenerate.
7393 2010-04-02 Richard Guenther <rguenther@suse.de>
7395 PR tree-optimization/43629
7396 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
7397 if we have seen a constant value.
7399 2010-04-02 Joseph Myers <joseph@codesourcery.com>
7401 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
7403 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
7406 * arm.c (legitimize_tls_address): Adjust call to
7407 gen_tls_load_dot_plus_four.
7408 (arm_note_pic_base): New function.
7409 (arm_cannot_copy_insn_p): Use it.
7410 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
7413 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7418 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7420 * Makefile.in ($(out_object_file)): Depend on
7421 gt-$(basename $(notdir $(out_file))).h.
7423 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
7425 * config.gcc (lm32-*-rtems*): Add t-lm32.
7427 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
7429 * config.gcc: Add lm32-*-rtems*.
7430 * config/lm32/rtems.h: New file.
7432 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
7435 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
7437 2010-04-01 Jakub Jelinek <jakub@redhat.com>
7439 * dwarf2out.c (output_compilation_unit_header): For
7440 -gdwarf-4 use version 4 instead of version 3.
7441 (output_line_info): For version 4 and above emit additional
7442 maximum ops per insn header field.
7443 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
7445 * dwarf2out.c (is_c_family, is_java): Remove.
7446 (lower_bound_default): New function.
7447 (add_bound_info, gen_descr_array_type_die): Use it.
7449 2010-04-01 Dodji Seketeli <dodji@redhat.com>
7452 * dwarf2out.c (gen_variable_die): Allow debug info for variable
7453 re-declaration when it happens in a function.
7455 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
7457 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
7458 (cgraph_remove_function_insertion_hook): Same.
7459 (cgraph_call_function_insertion_hooks): Same.
7461 2010-04-01 Richard Guenther <rguenther@suse.de>
7464 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
7465 and TREE_THIS_VOLATILE.
7466 (copy_ref_info): Likewise.
7467 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
7468 * tree.c (build6_stat): Ignore side-effects of all but arg5
7469 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
7472 2010-04-01 Richard Guenther <rguenther@suse.de>
7474 PR tree-optimization/43607
7475 * ipa-type-escape.c (check_call): Do not access non-existing
7478 2010-04-01 Richard Guenther <rguenther@suse.de>
7482 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7483 Jack Howarth <howarth@bromo.med.uc.edu>
7485 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7488 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7490 * doc/install.texi (Prerequisites): Document libelf usability on
7491 IRIX 5/6 and Solaris 2.
7492 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
7493 Update GNU as, GNU ld requirements.
7494 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
7495 Document Sun Studio compiler download.
7496 Update and simplify as, ld recommendations.
7497 (Specific, *-*-solaris2.7): Note obsoletion, removal.
7499 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7501 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
7502 with_tune_32 to pentium4.
7504 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
7506 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
7508 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7510 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
7511 obsoletion, removal.
7513 Document GNU as requirement.
7514 Update configure requirements.
7515 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
7516 Recomment IRIX 6.5.18+.
7517 Document IDF/IDL requirement.
7518 Document GNU as requirement.
7519 Document GNU ld bootstrap failure.
7520 Remove freeware.sgi.com reference.
7522 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7524 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
7525 UNIX V4.0, V5.0 obsoletion, removal.
7526 Remove --with-gc=simple reference.
7527 Update VM requirements during bootstrap.
7528 Remove -oldas bootstrap description.
7529 Update binutils reference.
7530 Remove comparison failure note.
7532 2010-03-31 Richard Guenther <rguenther@suse.de>
7533 Zdenek Dvorak <ook@ucw.cz>
7534 Sebastian Pop <sebastian.pop@amd.com>
7537 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
7538 with multiple arguments.
7539 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
7541 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7543 * graphite-dependences.c (print_pddr): Call print_pdr with an
7545 * graphite-poly.c (debug_pdr): Add an extra argument for the
7548 (print_pbb_domain): Same.
7550 (print_scop_context): Same.
7552 (print_cloog): Same.
7553 (debug_pbb_domain): Same.
7557 (debug_scop_context): Same.
7559 (debug_cloog): Same.
7560 (print_scop_params): Same.
7561 (debug_scop_params): Same.
7562 (print_iteration_domain): Same.
7563 (print_iteration_domains): Same.
7564 (debug_iteration_domain): Same.
7565 (debug_iteration_domains): Same.
7566 (print_scattering_function): Same.
7567 (print_scattering_functions): Same.
7568 (debug_scattering_function): Same.
7569 (debug_scattering_functions): Same.
7570 * graphite-poly.h (debug_pdr): Update declaration.
7572 (print_pbb_domain): Same.
7574 (print_scop_context): Same.
7576 (print_cloog): Same.
7577 (debug_pbb_domain): Same.
7581 (debug_scop_context): Same.
7583 (debug_cloog): Same.
7584 (print_scop_params): Same.
7585 (debug_scop_params): Same.
7586 (print_iteration_domain): Same.
7587 (print_iteration_domains): Same.
7588 (debug_iteration_domain): Same.
7589 (debug_iteration_domains): Same.
7590 (print_scattering_function): Same.
7591 (print_scattering_functions): Same.
7592 (debug_scattering_function): Same.
7593 (debug_scattering_functions): Same.
7595 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7597 * graphite-poly.c (print_scattering_function_1): New.
7598 (print_scattering_function): Call it.
7599 (print_scop_params): Remove spaces at the end of lines.
7602 * graphite-poly.h (print_cloog): Declared.
7603 (debug_cloog): Declared.
7605 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7607 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
7609 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
7610 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
7611 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
7612 to switch between adding the IV bump in loop->latch or in loop->header.
7614 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
7616 * graphite-poly.c (print_scattering_function): Pretty print following
7619 (print_pbb_domain): Same.
7620 (dump_gbb_cases): Same.
7621 (dump_gbb_conditions): Same.
7624 (print_scop_params): Same.
7625 (print_scop_context): Same.
7627 (print_pbb_body): New.
7628 (lst_indent_to): New.
7629 (print_lst): Start new lines with a #.
7630 * graphite-poly.h (pbb_bb): New.
7631 (pbb_index): Use pbb_bb.
7632 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
7634 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
7636 2010-03-31 Jakub Jelinek <jakub@redhat.com>
7638 * dwarf2out.c (size_of_die): For -gdwarf-4 use
7639 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
7640 and 0 instead of 1 for dw_val_class_flag.
7641 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
7642 dw_val_class_range_list, dw_val_class_loc_list,
7643 dw_val_class_lineptr and dw_val_class_macptr, use
7644 DW_FORM_flag_present for dw_val_class_flag and
7645 DW_FORM_exprloc for dw_val_class_loc.
7646 (output_die): For -gdwarf-4 print dw_val_class_loc
7647 size as uleb128 instead of 1 or 2 bytes and don't print
7648 anything for dw_val_class_flag.
7650 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
7651 instead of cselib_lookup following by tweaking locs->setting_insn.
7654 * cselib.c (cselib_process_insn): Clear cselib_current_insn
7655 even before returning from label, setjmp call or volatile asm
7658 2010-03-31 Richard Guenther <rguenther@suse.de>
7661 * cgraphunit.c (cgraph_output_in_order): Do not allocate
7662 temporary data on stack.
7664 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7666 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
7667 (PUSHSECTION_ASM_OP): Remove.
7668 (POPSECTION_ASM_OP): Remove.
7669 (PUSHSECTION_FORMAT): Remove.
7670 * config/sol2.h (PUSHSECTION_FORMAT): Define.
7671 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
7672 * config/sol2.c (solaris_output_init_fini): Use it.
7674 2010-03-31 Jie Zhang <jie@codesourcery.com>
7677 * opt-functions.awk (var_type_struct): Use signed char type
7678 for simple variables.
7680 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7682 * config/sol2.c: Include output.h.
7683 (solaris_assemble_visibility): New function.
7684 * config/t-sol2 (sol2.o): Add output.h dependency.
7685 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
7686 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
7689 2010-03-31 Jakub Jelinek <jakub@redhat.com>
7692 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
7693 V2SImode or XFmode on PRE_DEC.
7696 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
7699 2010-03-31 Jie Zhang <jie@codesourcery.com>
7702 * reload.h (caller_save_initialized_p): Declare.
7703 * toplev.c (backend_init_target): Don't call
7704 init_caller_save but set caller_save_initialized_p to false.
7705 * caller-save.c (caller_save_initialized_p): Define.
7706 (init_caller_save): Check caller_save_initialized_p.
7707 * ira.c (ira): Call init_caller_save if flag_caller_saves.
7709 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7712 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
7713 and soft-fp/t-softfp to tmake_file.
7714 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
7715 (LIBGCC2_TF_CEXT): Define.
7718 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
7721 * cselib.c (n_useless_values): Document handling of debug locs.
7722 (n_useless_debug_values, n_debug_values): New variables.
7723 (new_elt_loc_list): Don't add to debug values, keep count.
7724 (promote_debug_loc): New.
7725 (cselib_reset_table): Zero new variables.
7726 (entry_and_rtx_equal_p): Promote debug locs.
7727 (discard_useless_locs): Increment n_useless_debug_values for
7729 (remove_useless_values): Adjust n_useless_values and n_debug_values
7730 with n_useless_debug_values.
7731 (add_mem_for_addr): Promote debug locs.
7732 (cselib_lookup_mem): Likewise.
7733 (cselib_lookup_addr): Renamed to...
7734 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
7735 (cselib_log_lookup): ... this. Turn into...
7736 (cselib_lookup_addr): ... new wrapper.
7737 (cselib_lookup_from_insn): New.
7738 (cselib_invalidate_regno): Increment n_useless_debug_values for
7740 (cselib_invalidate_mem): Likewise.
7741 (cselib_process_insn): Take n_deleted and n_debug_values into
7742 account to guard remove_useless_value call.
7743 (cselib_finish): Zero n_useless_debug_values.
7744 * cselib.h (cselib_lookup_from_insn): Declare.
7745 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
7746 (sched_analyze_2): Likewise.
7748 2010-03-30 Jakub Jelinek <jakub@redhat.com>
7750 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
7752 (adjust_mems): Replace narrowing SUBREG of expression containing
7753 just PLUS, MINUS, MULT and ASHIFT of registers and constants
7754 with operations in the narrower mode.
7757 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
7758 regs_invalidated_by_call instead all call_used_reg_set registers.
7760 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
7763 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
7764 pointer comparisons with types_compatible_p.
7765 * tree-vect-stmts.c (vectorizable_call): Same.
7766 (vectorizable_condition): Same.
7768 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7770 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
7771 stack check if the mask would be zero.
7773 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
7774 Jack Howarth <howarth@bromo.med.uc.edu>
7776 * tree-profile.c (tree_init_ic_make_global_vars): Make static
7779 2010-03-30 Joseph Myers <joseph@codesourcery.com>
7782 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
7784 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
7785 Include ___unordxf2 and ___unordtf2.
7786 * config/i386/libgcc-glibc.ver: Do not define inheritance from
7789 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
7791 * config/lm32/t-lm32: New file.
7792 * config.gcc: Use the above file when targetting lm32.
7794 2010-03-28 Duncan Sands <baldrick@free.fr>
7796 * Makefile.in (PLUGIN_HEADERS): Add except.h.
7798 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7801 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
7802 Improve vectorization cost model diagnostic.
7804 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
7807 * tree-vect-data-refs.c (vect_analyze_data_refs): When
7808 compute_data_dependences_for_loop returns false, early exit
7809 and output an extra diagnostic for the failed data reference
7812 2010-03-29 Richard Guenther <rguenther@suse.de>
7814 PR tree-optimization/43560
7815 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
7816 (can_sm_ref_p): Treat stores to readonly locations as trapping.
7818 2010-03-29 Jie Zhang <jie@codesourcery.com>
7821 * toplev.c (process_options): Set optimization_default_node
7822 and optimization_current_node.
7823 * opts.c (decode_options): Don't set optimization_default_node
7824 and optimization_current_node.
7826 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
7828 * config/rtems.h: Abandon -qrtems_debug.
7830 2010-03-28 Jan Hubicka <jh@suse.cz>
7832 PR tree-optimization/43505
7833 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
7834 map should not be copied.
7836 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7839 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
7840 cdtors, set DECL_PRESERVE_P.
7841 * ipa.c (cgraph_externally_visible_p): Return true if declaration
7844 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
7846 PR tree-optimization/43528
7847 * stor-layout.c (place_field): Check that constant fits into
7848 unsigned HWI when skipping calculation of MS bitfield layout.
7850 2010-03-27 Jan Hubicka <jh@suse.cz>
7853 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
7854 notice_global_symbol work.
7856 2010-03-27 Jakub Jelinek <jakub@redhat.com>
7858 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
7859 instead of dwarf2out_decl.
7860 (struct var_loc_node): Remove section_label field.
7861 (dwarf2out_function_decl): New function.
7862 (dwarf2out_var_location): Don't set section_label field.
7863 (dwarf2out_begin_function): Don't empty decl_loc_table here.
7865 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7867 PR tree-optimization/43544
7868 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7869 First argument for builtin vectorized function hook is now a
7870 tree to be able to distinguish between machine specific and
7872 * targhooks.c (default_builtin_vectorized_function): Ditto.
7873 * targhooks.h (default_builtin_vectorized_function): Ditto.
7874 * target.h (struct gcc_target): Ditto.
7875 * tree-vect-stmts.c (vectorizable_function): Ditto.
7876 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
7877 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
7880 2010-03-26 Joseph Myers <joseph@codesourcery.com>
7883 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
7884 nested binding iff it is a FUNCTION_DECL.
7885 (store_parm_decls_newstyle): Pass nested=true to bind for
7886 FUNCTION_DECLs amongst parameters.
7888 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7890 * var-tracking.c (vt_expand_loc_callback): Don't run
7891 cselib_expand_value_rtx_cb in dummy mode if
7892 cselib_dummy_expand_value_rtx_cb returned false.
7894 * var-tracking.c (emit_note_insn_var_location): For one part
7895 notes with offset 0, don't add EXPR_LIST around the location.
7896 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
7897 add_location_or_const_value_attribute): Adjust for that change.
7900 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
7901 into first operand and location into second.
7902 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
7903 dw_cfi_oprnd_loc for DW_CFA_expression.
7904 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
7905 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
7906 assume first argument is regnum and second argument is location.
7908 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7911 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
7912 of scratch register to DImode. Split to DImode comparison operator.
7913 Use SImode subreg of scratch register in the multiplication.
7914 (*cmp_sadd_sidi): Ditto.
7915 (*cmp_ssub_si): Ditto.
7916 (*cmp_ssub_sidi): Ditto.
7918 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
7921 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
7922 Remove invalid assert and wrong comment.
7924 2010-03-26 Jakub Jelinek <jakub@redhat.com>
7927 * flags.h (final_insns_dump_p): New extern.
7928 * final.c (final_insns_dump_p): New variable.
7929 (rest_of_clean_state): Set it before -fdump-final-insns=
7930 dumping, clear afterwards.
7931 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
7932 MEM_ALIAS_SET on MEMs.
7934 2010-03-26 David S. Miller <davem@davemloft.net>
7936 * configure.ac: Fix sparc GOTDATA_OP bug check.
7937 * configure: Rebuild.
7939 2010-03-26 Alan Modra <amodra@gmail.com>
7941 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
7943 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7945 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
7946 TLS_SECTION_ASM_FLAG.
7948 2010-03-25 Jakub Jelinek <jakub@redhat.com>
7951 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
7952 Clear first_function_block_is_cold.
7955 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
7956 argument if the argument is truth_value_p.
7958 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7960 * config/rs6000/constraints.md: Update copyright year for my changes.
7963 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
7964 used in reg+reg addressing, swap registers.
7966 2010-03-24 Jakub Jelinek <jakub@redhat.com>
7969 * target.h (struct gcc_target): Add code_end hook.
7970 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
7972 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
7973 * toplev.c (compile_file): Call targetm.asm_out.code_end
7974 hook before unwind info/debug info output.
7975 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
7976 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
7977 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7978 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
7979 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
7980 * config/i386/i386.c (ix86_file_end): Renamed to...
7981 (ix86_code_end): ... this. Make static. Don't call
7982 file_end_indicate_exec_stack. Emit unwind info using
7983 final_start_function/final_end_function.
7984 (darwin_x86_file_end): Remove.
7985 (TARGET_ASM_CODE_END): Define.
7986 * config/i386/i386.h (TARGET_ASM_FILE_END,
7987 NEED_INDICATE_EXEC_STACK): Don't define.
7988 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
7989 (TARGET_ASM_FILE_END): Define to darwin_file_end.
7990 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
7991 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
7994 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
7995 at the beginning and final_end_function at the end.
7996 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
7998 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8000 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
8001 and Sun as TLS syntax.
8002 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
8003 * configure: Regenerate.
8004 * config.in: Regenerate.
8005 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
8006 (default_elf_asm_named_section): Use it.
8007 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
8008 (i386_output_dwarf_dtprel): Likewise.
8009 (output_addr_const_extra): Likewise.
8010 (output_pic_addr_const): Lowercase @GOTTPOFF.
8011 (output_addr_const_extra): Likewise.
8012 (output_pic_addr_const): Lowercase @GOTNTPOFF.
8013 (output_addr_const_extra): Likewise.
8014 (output_pic_addr_const): Lowercase @INDNTPOFF.
8015 (output_addr_const_extra): Likewise.
8016 (output_pic_addr_const): Lowercase @NTPOFF.
8017 (output_addr_const_extra): Likewise.
8018 (output_pic_addr_const): Lowercase @TPOFF.
8019 (output_addr_const_extra): Likewise.
8020 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
8021 (*tls_global_dynamic_64): Likewise.
8022 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
8023 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
8025 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
8026 (ASM_OUTPUT_TLS_COMMON): Use it.
8027 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
8030 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
8031 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
8032 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
8033 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
8034 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
8035 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
8037 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8039 * config/i386/i386.c (override_options): Don't accept
8040 -mtls-dialect=sun any longer.
8041 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
8042 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
8043 (*tls_local_dynamic_base_32_sun): Likewise.
8044 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
8046 2010-03-24 Jakub Jelinek <jakub@redhat.com>
8049 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8050 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
8053 * ira.c (adjust_cleared_regs): New function.
8054 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
8058 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
8060 * expr.c (expand_expr_real): Restore previous
8061 curr_insn_source_location and curr_insn_block after
8062 expand_expr_real_1 call.
8063 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
8064 instead of expand_expr_real_1.
8066 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
8068 PR rtl-optimization/43413
8069 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
8072 2010-03-22 James E. Wilson <wilson@codesourcery.com>
8075 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
8076 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
8078 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
8080 * config/i386/i386.c (ix86_target_string): Add -mfma.
8081 Fix a typo in comment.
8083 2010-03-22 Mike Stump <mikestump@comcast.net>
8086 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
8087 Don't overly align based upon packed packed fields.
8089 2010-03-22 Jason Merrill <jason@redhat.com>
8091 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
8092 Use () rather than [], and move before the element type.
8094 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8096 * doc/configfiles.texi (Configuration Files): Removed
8097 fixinc/Makefile*, intl/Makefile.*.
8098 * doc/makefile.texi: Fixed markup. Abstract from version
8099 control system used.
8100 (Makefile): Removed obsolete gcc/java/parse.y example.
8101 * doc/sourcebuild.texi: Likewise.
8102 (Top Level): Added config, gnattools, libdecnumber, libgcc,
8103 libgomp, libssp. Removed fastjar.
8104 (Miscellaneous Docs): Clarify location.
8105 Added COPYING3, COPYING3.LIB.
8106 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
8108 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8111 * config/i386/i386.c (x86_function_profiler)
8112 [!NO_PROFILE_COUNTERS]: Fix typo.
8113 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
8116 2010-03-22 Janis Johnson <janis187@us.ibm.com>
8117 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8119 * doc/sourcebuild.texi (Test Directives): Split into six
8120 subsections, with most of the current text in new subsections
8121 Directives, Selectors, and Final Actions.
8122 (Directives): Split list of test directives into multiple
8124 (Selectors): Describe use and syntax of selectors.
8125 (Effective-Target Keywords): Describe all existing keywords.
8126 (Add Options): Describe features for dg-add-options.
8127 (Require Support): Describe variants of dg-require-support.
8128 (Final Actions): Describe commands to use in dg-final.
8130 2010-03-22 Michael Matz <matz@suse.de>
8133 * recog.c (validate_replace_rtx_group): Replace also in
8134 REG_EQUAL and REG_EQUIV notes.
8136 2010-03-22 Richard Guenther <rguenther@suse.de>
8138 PR tree-optimization/43390
8139 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
8140 sure vector extracts are type correct.
8142 2010-03-22 Richard Guenther <rguenther@suse.de>
8145 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
8146 x * sqrt (x) even when optimizing for size if the target
8147 has native support for sqrt.
8149 2010-03-22 Jakub Jelinek <jakub@redhat.com>
8151 * varasm.c (make_decl_rtl_for_debug): Also clear
8152 flag_mudflap for the duration of make_decl_rtl call.
8155 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
8156 locs from preserved VALUEs.
8158 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8161 * pa.md (movmemsi): Set align to one if zero.
8162 (movmemdi): Likewise.
8164 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
8167 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
8168 with their corresponding prologue pushes.
8170 2010-03-20 Andrew Pinski <pinskia@gmail.com>
8173 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
8174 at the begining or end.
8175 (spu_expand_epilogue): Likewise.
8177 2010-03-20 Richard Guenther <rguenther@suse.de>
8179 PR rtl-optimization/43438
8180 * combine.c (make_extraction): Properly zero-/sign-extend an
8181 extraction of the low part of a CONST_INT. Also handle
8184 2010-03-19 Mike Stump <mikestump@comcast.net>
8186 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
8187 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
8188 (override_options): Use SUBTARGET32_DEFAULT_CPU.
8190 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
8193 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
8196 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
8198 PR rtl-optimization/42258
8199 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
8200 use that may match DEF.
8203 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
8204 the cost of loading the constant rather than assuming
8206 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
8207 outer code is AND, do the same tests as the andsi3 expander and
8208 return COSTS_N_INSNS (1) if and is cheap.
8210 * optabs.c (avoid_expensive_constant): Fix formatting.
8212 2010-03-19 Michael Matz <matz@suse.de>
8215 * attribs.c (decl_attributes): When rebuilding a function pointer
8216 type use the same qualifiers as the original pointer type.
8218 2010-03-19 Martin Jambor <mjambor@suse.cz>
8220 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
8221 and is_gimple_ip_invariant_address.
8223 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8226 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8228 * config/arm/arm.c (arm_override_options): Turn off
8229 flag_dwarf2_cfi_asm for AAPCS variants.
8231 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8234 * config/arm/arm.c (emit_multi_reg_push): Update comments.
8235 Use PRE_MODIFY instead of PRE_DEC.
8236 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
8237 (vfp_emit_fstmd): Likewise.
8239 2010-03-19 Michael Matz <matz@suse.de>
8242 * builtins.c (expand_builtin_interclass_mathfn,
8243 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
8246 2010-03-19 Richard Guenther <rguenther@suse.de>
8248 PR tree-optimization/43415
8249 * tree-ssa-pre.c (phi_translate): Split out worker to ...
8250 (phi_translate_1): ... this.
8251 (phi_translate): Move all caching here. Cache all NARY
8252 and REFERENCE translations.
8254 2010-03-19 David S. Miller <davem@davemloft.net>
8256 With help from Eric Botcazou.
8257 * config/sparc/sparc.c: Include dwarf2out.h.
8258 (emit_pic_helper): Delete.
8259 (pic_helper_symbol_name): Delete.
8260 (pic_helper_emitted_p): Delete.
8261 (pic_helper_needed): New.
8262 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
8263 (get_pc_thunk_name): New.
8264 (load_pic_register): Remove 'delay_pic_helper' arg. Use
8265 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
8266 Set pic_helper_needed to true. Don't call emit_pic_helper.
8267 (sparc_expand_prologue): Update load_pic_register call.
8268 (sparc_output_mi_thunk): Likewise.
8269 (sparc_file_end): Emit a hidden comdat symbol for the PIC
8270 thunk if possible. Output CFI information as needed.
8272 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8273 Jack Howarth <howarth@bromo.med.uc.edu>
8276 * config/i386/i386.h: Fix ABI on darwin x86-32.
8278 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
8280 * tree.h: Declare make_decl_rtl_for_debug.
8281 * varasm.c (make_decl_rtl_for_debug): New.
8282 * dwarf2out.c (rtl_for_decl_location): Call it.
8283 * cfgexpand.c (expand_debug_expr): Call it.
8285 2010-03-18 Jakub Jelinek <jakub@redhat.com>
8288 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
8292 * var-tracking.c (vt_init_cfa_base): Do nothing if
8293 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
8295 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
8298 * var-tracking.c (canonicalize_vars_star): New.
8299 (dataflow_post_merge_adjust): Use it.
8301 2010-03-18 Jakub Jelinek <jakub@redhat.com>
8304 * var-tracking.c (non_suitable_const): New function.
8305 (add_uses): For DEBUG_INSNs with constants, don't record any
8306 value, instead just the constant value itself.
8307 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
8308 is not VAR_LOC_UNKNOWN_P, set var to the constant.
8309 (emit_notes_in_bb): Likewise.
8310 (emit_note_insn_var_location): For onepart variables if
8311 cur_loc is a VOIDmode constant, use DECL_MODE.
8313 2010-03-18 Martin Jambor <mjambor@suse.cz>
8316 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
8317 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
8318 all non-clones. Moved call redirection...
8319 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
8320 (cgraph_materialize_all_clones): Dispose of all
8321 combined_args_to_skip bitmaps.
8322 (verify_cgraph_node): Do not check for edges pointing to wrong
8323 nodes in inline clones.
8324 * tree-inline.c (copy_bb): Call
8325 cgraph_redirect_edge_call_stmt_to_callee.
8326 * ipa.c (cgraph_remove_unreachable_nodes): Call
8327 cgraph_node_remove_callees even when there are used clones.
8329 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
8331 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
8333 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
8336 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
8339 2010-03-18 Michael Matz <matz@suse.de>
8342 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
8343 into sqrt(x) if we need to preserve signed zeros.
8345 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
8346 Eric Botcazou <ebotcazou@adacore.com>
8348 PR rtl-optimization/43360
8349 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
8350 note if we don't know its invariant status.
8352 2010-03-18 Michael Matz <matz@suse.de>
8354 PR tree-optimization/43402
8355 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
8356 PHI chains of ssa names registered for update.
8358 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
8361 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
8362 non-offsettable and pre_modify update addressing.
8363 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
8364 and "2" alternatives "#".
8365 (*movdd_softfloat32): Make all alternatives "#";
8366 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
8367 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
8368 (*movdf_softfloat32): Make all alternatives "#";
8369 (movdi): Use the new DIFD mode iterator to create a common splitter
8370 for movdi, movdf and movdd patterns.
8372 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
8374 * common.opt (dumpdir): Remove redundant tab.
8376 2010-03-17 Martin Jambor <mjambor@suse.cz>
8378 PR tree-optimization/43347
8379 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
8380 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
8382 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
8384 PR rtl-optimization/42216
8385 * regrename.c (create_new_chain): New function, broken out from...
8386 (scan_rtx_reg): ... here. Call it. Handle the case where we are
8387 appending a use to an empty chain.
8388 (build_def_use): Remove previous changes that convert OP_INOUT to
8389 OP_OUT operands; instead detect the case where an OP_INOUT operand
8390 uses a previously untracked register and create an empty chain for it.
8392 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8394 * doc/extend.texi (Function Attributes): Rewrite unfinished
8395 sentence in ms_abi documentation.
8397 2010-03-17 Alan Modra <amodra@gmail.com>
8399 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
8400 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
8401 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
8402 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
8404 2010-03-16 Richard Henderson <rth@redhat.com>
8407 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
8408 (lower_try_finally): Save and restore eh_seq around the expansion
8411 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
8413 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
8414 statements before splitting block.
8416 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8418 * doc/sourcebuild.texi (Testsuites): Fix markup.
8419 Use pathnames relative to gcc/testsuite.
8420 (Test Directives): Move description of how timeout is determined.
8421 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
8422 (C Tests): Correct gcc.misc-tests directory.
8423 Framework tests now live in gcc.test-framework.
8425 2010-03-16 Richard Guenther <rguenther@suse.de>
8428 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
8429 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
8431 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
8432 Alexandre Oliva <aoliva@redhat.com>
8434 PR tree-optimization/42917
8435 * lambda-code.c (remove_iv): Skip debug statements.
8436 (lambda_loopnest_to_gcc_loopnest): Likewise.
8437 (not_interesting_stmt): Debug statements are not interesting.
8439 2010-03-16 Jakub Jelinek <jakub@redhat.com>
8443 * cselib.c (cselib_preserve_constants,
8444 cfa_base_preserved_val): New static variables.
8445 (preserve_only_constants): New function.
8446 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
8447 clear its REG_VALUES. If cselib_preserve_constants, don't
8448 empty the whole hash table, but preserve there VALUEs with constants,
8449 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
8450 (cselib_preserve_cfa_base_value): New function.
8451 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
8452 (cselib_init): Change argument to int bitfield. Set
8453 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
8455 (cselib_finish): Clear cselib_preserve_constants and
8456 cfa_base_preserved_val.
8457 * cselib.h (enum cselib_record_what): New enum.
8458 (cselib_init): Change argument to int.
8459 (cselib_preserve_cfa_base_value): New prototype.
8460 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
8461 * dse.c (dse_step1): Likewise.
8462 * cfgcleanup.c (thread_jump): Likewise.
8463 * sched-deps.c (sched_analyze): Likewise.
8464 * gcse.c (local_cprop_pass): Likewise.
8465 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
8466 If FN is non-NULL, call the callback always and whenever it returns
8467 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
8468 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
8469 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
8470 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
8471 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
8472 * var-tracking.c: Include recog.h.
8473 (bb_stack_adjust_offset): Remove.
8474 (vt_stack_adjustments): Don't call it, instead just gather the
8475 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
8476 (adjust_stack_reference): Remove.
8477 (compute_cfa_pointer): New function.
8478 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
8479 (struct adjust_mem_data): New type.
8480 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
8482 (get_address_mode): New function.
8483 (replace_expr_with_values): Use it.
8484 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
8485 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
8486 (adjust_sets): Remove.
8487 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
8488 Use get_address_mode.
8489 (get_adjusted_src): Remove.
8490 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
8491 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
8492 (add_with_sets): Don't call adjust_sets.
8493 (fp_setter, vt_init_cfa_base): New functions.
8494 (vt_initialize): Change return type to bool. Move most of pool etc.
8495 initialization to the beginning of the function from end. Pass
8496 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
8497 If !frame_pointer_needed, call vt_stack_adjustment before mos
8498 vector is filled, call vt_init_cfa_base if argp/framep has been
8499 eliminated to sp. If frame_pointer_needed and argp/framep has
8500 been eliminated to hard frame pointer, set
8501 hard_frame_pointer_adjustment and call vt_init_cfa_base after
8502 encountering fp setter in the prologue. For MO_ADJUST, call
8503 log_op_type before pusing the op into mos vector, not afterwards.
8504 Call adjust_insn before cselib_process_insn/add_with_sets,
8505 call cancel_changes (0) afterwards.
8506 (variable_tracking_main_1): Adjust for vt_initialize calling
8507 vt_stack_adjustments and returning whether it succeeded or not.
8509 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
8511 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
8514 2010-03-15 Jakub Jelinek <jakub@redhat.com>
8516 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
8518 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
8519 drap_reg has not been set.
8521 2010-03-15 Michael Matz <matz@suse.de>
8524 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
8525 use it to expand block copies.
8526 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
8527 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
8528 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
8530 2010-03-15 Richard Guenther <rguenther@suse.de>
8532 PR tree-optimization/43367
8533 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
8536 2010-03-15 Richard Guenther <rguenther@suse.de>
8538 PR tree-optimization/43317
8539 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
8541 2010-03-15 Martin Jambor <mjambor@suse.cz>
8543 PR tree-optimization/43141
8544 * tree-sra.c (create_abstract_origin): New function.
8545 (modify_function): Call create_abstract_origin.
8547 2010-03-15 Chris Demetriou <cgd@google.com>
8549 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
8552 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8555 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
8556 call insert_out_of_ssa_copy for default definitions.
8558 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8560 * graphite-clast-to-gimple.c (my_long_long): Defined.
8561 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
8562 * graphite-sese-to-poly.c (my_long_long): Defined.
8563 (scop_ivs_can_be_represented): Use it.
8565 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8567 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
8568 graphite-max-bbs-per-function, and loop-block-tile-size.
8569 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
8571 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
8573 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8575 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
8576 forward declaration.
8577 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
8578 (add_upper_bounds_from_estimated_nit): New.
8579 (build_loop_iteration_domains): Use it.
8581 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8583 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
8585 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8588 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
8589 should be an INTEGER_CST. Also handle CASE_CONVERT.
8591 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8593 * graphite.c (graphite_initialize): To bound the number of bbs per
8594 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
8595 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
8596 * doc/invoke.texi: Document it.
8598 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8600 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
8601 * graphite-sese-to-poly.h (build_poly_scop): Same.
8603 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
8605 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
8606 the number of parameters in the scop. Use as an upper bound
8607 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
8608 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
8609 * doc/invoke.texi: Document it.
8611 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
8613 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
8614 * doc/c-tree.texi: Remove.
8615 * doc/generic.texi: Merge c-tree.texi here.
8616 * doc/gccint.texi (Trees): Remove menu entry.
8617 (c-tree.texi): Remove @include.
8618 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
8619 * doc/languages.texi (Reading RTL): Ditto.
8621 2010-03-12 Steve Ellcey <sje@cup.hp.com>
8624 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
8626 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8629 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
8630 code added to work around reload clobbering CONST insns.
8632 2010-03-12 Jakub Jelinek <jakub@redhat.com>
8634 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
8635 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
8636 (cselib_preserve_only_values): Remove retain argument, don't
8637 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
8638 * cselib.h (cselib_preserve_only_values): Remove retain argument.
8639 * var-tracking.c (micro_operation): Move insn field before union.
8640 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
8641 (struct variable_tracking_info_def): Remove n_mos field, change
8642 mos into a vector of micro_operations.
8643 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
8644 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
8645 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
8646 changing into a vector.
8647 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
8648 come before all other uops generated by add_stores.
8649 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
8651 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
8652 a vector. Run just one pass over the bbs instead of separate counting
8653 and computation phase.
8654 (vt_finalize): Free VTI (bb)->mos vector instead of array.
8657 * tree-inline.c (remap_decls): Put old_var rather than origin_var
8658 into *nonlocalized_list vector.
8659 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
8660 even if origin is non-NULL.
8661 (gen_variable_die): Likewise.
8662 (process_scope_var): Don't change origin.
8663 (gen_decl_die): Likewise.
8664 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
8665 before adding new edges instead of after it, fix moving over
8668 2010-03-11 David S. Miller <davem@davemloft.net>
8670 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
8672 * configure: Rebuild.
8674 2010-03-11 Martin Jambor <mjambor@suse.cz>
8676 PR tree-optimization/43257
8677 * tree.c (assign_assembler_name_if_neeeded): New function.
8678 (free_lang_data_in_cgraph): Assembler name assignment moved to the
8680 * tree.h (assign_assembler_name_if_neeeded): Declare.
8681 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
8682 the function if needed.
8684 2010-03-11 Chris Demetriou <cgd@google.com>
8686 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
8687 include/stdint-gcc.h, and include/stdint.h world-readable.
8689 2010-03-11 Richard Guenther <rguenther@suse.de>
8691 PR tree-optimization/43255
8692 * tree-vrp.c (process_assert_insertions_for): Do not insert
8693 asserts for trivial conditions.
8695 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8697 PR tree-optimization/43280
8698 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
8699 generation. Move calculation of size out of the if branch.
8700 (find_bswap): Modify compare number generation.
8702 2010-03-11 Richard Guenther <rguenther@suse.de>
8705 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
8706 (input_gimple_stmt): Fixup handled component types during
8707 operand read. Also fix up decls in ADDR_EXPRs.
8709 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
8711 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
8712 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
8714 2010-03-10 Jan Hubicka <jh@suse.cz>
8717 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
8718 * varasm.c (get_variable_section): Don't do that here...
8719 (make_decl_rtl): ... and here.
8720 (do_assemble_alias): Produce decl RTL.
8721 (assemble_alias): Likewise.
8723 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8726 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
8727 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
8729 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
8730 (based_loc_descr): Only express drap or vdrap regno based expressions
8731 using DW_OP_fbreg when not optimizing.
8732 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
8733 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
8734 REG_CFA_SET_VDRAP note.
8736 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
8738 PR tree-optimization/43236
8739 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
8740 error in calculation of base address in reverse iteration case.
8741 (generate_builtin): Take number of latch executions if the statement
8744 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
8747 * tree-eh.c: Include pointer-set.h.
8748 (lower_eh_dispatch): Filter out duplicate case labels and
8749 remove the unneeded edge when the label is unused. Return
8750 true when some edges are removed.
8751 (execute_lower_eh_dispatch): When any lowering resulted in
8752 removing an edge, also delete unreachable blocks.
8754 2010-03-10 Jakub Jelinek <jakub@redhat.com>
8757 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
8758 UNSPEC_MACHOPIC_OFFSET.
8760 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
8763 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8764 (m68k_delegitimize_address): New function.
8766 2010-03-09 Jakub Jelinek <jakub@redhat.com>
8769 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
8772 * var-tracking.c (adjust_sets): New function.
8773 (count_with_sets, add_with_sets): Use it.
8774 (get_adjusted_src): New inline function.
8775 (add_stores): Use it.
8778 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
8779 call cselib_dummy_expand_value_rtx_cb instead of
8780 cselib_expand_value_rtx_cb.
8783 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
8784 * config/i386/i386.c: Include debug.h and dwarf2out.h.
8785 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
8786 and .cfi_endproc around the pic thunks.
8787 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
8788 all queued unwind info register saves are saved before the call.
8789 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
8790 considered as sp-=4 for unwind info and the pop as sp+=4 which
8791 also clobbers dest, but doesn't actually restore it.
8794 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
8795 RTX_FRAME_RELATED_P.
8797 2010-03-09 Jie Zhang <jie@codesourcery.com>
8799 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
8800 whitespaces in output template.
8802 2010-03-09 Jie Zhang <jie@codesourcery.com>
8804 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
8807 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8809 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
8810 builtins.exp in a separate job.
8812 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8814 * graphite-sese-to-poly.c (add_param_constraints): Use
8815 lower_bound_in_type and upper_bound_in_type.
8817 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8819 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
8820 instead of unsigned_type_node.
8822 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8823 Reza Yazdani <reza.yazdani@amd.com>
8826 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
8827 on pointer type parameters.
8829 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8833 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
8834 handle conversions from pointer to integers.
8835 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
8836 induction variable, to be able to work with code generated by CLooG.
8837 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
8838 (build_poly_scop): Bail out if we cannot codegen a loop.
8840 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
8842 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
8843 code generation with gloog_error.
8845 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8847 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
8848 Call fold_convert on all the returned values.
8849 (expand_scalar_variables_expr): Pass to
8850 expand_scalar_variables_ssa_name the type of the resulting expression.
8852 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8854 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
8855 ppl_min_for_le_pointset.
8856 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
8857 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
8859 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8861 * graphite-dependences.c (map_into_dep_poly): Removed.
8862 (dependence_polyhedron_1): Use combine_context_id_scat.
8864 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8866 * graphite-poly.h (struct poly_scattering): Add layout documentation.
8867 (struct poly_bb): Same.
8868 (combine_context_id_scat): New.
8870 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8873 * sese.c (name_defined_in_loop_p): Return false for default
8876 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8878 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
8879 and clean up the logic.
8881 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
8883 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
8886 2010-03-08 Jakub Jelinek <jakub@redhat.com>
8888 * var-tracking.c (remove_cselib_value_chains): Define only for
8890 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
8891 delete_slot_part, emit_notes_for_differences_1): Don't call
8892 remove_cselib_value_chains here.
8893 (set_slot_part, emit_notes_for_differences_2): Don't call
8894 add_cselib_value_chains here.
8895 (preserved_values): New vector.
8896 (preserve_value): New function.
8897 (add_uses, add_stores, vt_add_function_parameters): Use it
8898 instead of cselib_preserve_value.
8899 (changed_values_stack): New vector.
8900 (check_changed_vars_0): New function.
8901 (check_changed_vars_1, check_changed_vars_2): Use it.
8902 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
8903 changed_values_stack VALUEs.
8904 (vt_emit_notes): For all preserved_values call
8905 add_cselib_value_chains. If ENABLE_CHECKING call
8906 remove_cselib_value_chains before verifying value_chains is empty.
8907 Initialize and free changed_values_stack.
8908 (vt_initialize): Initialize preserved_values.
8909 (vt_finalize): Free preserved_values.
8911 2010-03-08 Richard Guenther <rguenther@suse.de>
8913 PR tree-optimization/43269
8914 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
8917 2010-03-08 Martin Jambor <mjambor@suse.cz>
8919 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
8920 (ipa_is_param_called): Removed.
8921 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
8922 (ipa_print_node_params): Do not print the called flag.
8923 (ipa_write_node_info): Do not stream the called flag.
8924 (ipa_read_node_info): Likewise.
8926 2010-03-07 Jakub Jelinek <jakub@redhat.com>
8929 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
8930 * cselib.c (struct expand_value_data): Add dummy field.
8931 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
8933 (cselib_dummy_expand_value_rtx_cb): New function.
8934 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
8936 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
8937 * var-tracking.c: Include pointer-set.h.
8938 (variable): Change n_var_parts to char from int. Add
8939 cur_loc_changed and in_changed_variables fields.
8940 (variable_canonicalize): Remove.
8941 (shared_var_p): New inline function.
8942 (unshare_variable): Maintain cur_loc_changed and
8943 in_changed_variables fields. If var was in changed_variables,
8944 replace it there with new_var. Just copy cur_loc instead of
8945 resetting it to something else.
8946 (variable_union): Don't recompute cur_loc. Use shared_var_p.
8947 (dataflow_set_union): Don't call variable_canonicalize.
8948 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
8949 of their DEBUG_EXPR_TREE_DECLs.
8950 (canonicalize_loc_order_check): Verify that cur_loc is NULL
8951 and in_changed_variables and cur_loc_changed is false.
8952 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
8953 and cur_loc_changed. Don't update cur_loc here.
8954 (variable_merge_over_src): Don't call variable_canonicalize.
8955 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
8956 removing loc that is equal to cur_loc, clear cur_loc,
8957 set cur_loc_changed and ensure variable_was_changed is called.
8958 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
8959 compare pointers in cur_loc check, if it is equal to loc,
8960 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
8961 (variable_different_p): Remove compare_current_location argument,
8962 don't compare cur_loc.
8963 (dataflow_set_different_1): Adjust variable_different_p caller.
8964 (variable_was_changed): If dv had some var in changed_variables
8965 already, reset in_changed_variables flag for it and propagate
8966 cur_loc_changed over to the new variable. On empty var
8967 always set cur_loc_changed. Set in_changed_variables on whatever
8968 var is added to changed_variables.
8969 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
8970 Use shared_var_p. When removing loc that is equal to cur_loc,
8971 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
8972 end, don't set it to something else, just call variable_was_changed.
8973 (delete_slot_part): Use shared_var_p. When cur_loc equals to
8974 loc being removed, clear cur_loc and set cur_loc_changed.
8975 Set cur_loc_changed if all locations have been removed.
8976 (struct expand_loc_callback_data): New type.
8977 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
8978 allocated. Always create SUBREGs if simplify_subreg failed.
8979 Prefer to use cur_loc, when that fails and still in
8980 changed_variables (and seen first time) recompute it. Set
8981 cur_loc_changed of variables which had to change cur_loc and
8982 compute elcd->cur_loc_changed if any of the subexpressions used
8983 had to change cur_loc.
8984 (vt_expand_loc): Adjust to pass arguments in
8985 expand_loc_callback_data structure.
8986 (vt_expand_loc_dummy): New function.
8987 (emitted_notes): New variable.
8988 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
8989 that weren't used for any other decl in current
8990 emit_notes_for_changes call call vt_expand_loc_dummy to update
8991 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
8992 first loc_chain location if NULL before. Always use just
8993 cur_loc instead of first loc_chain location. When cur_loc_changed
8994 is false, when not --enable-checking=rtl just don't emit any note.
8995 When rtl checking, compute the note and assert it is the same
8996 as previous note. Clear cur_loc_changed and in_changed_variables
8997 at the end before removing from changed_variables.
8998 (check_changed_vars_3): New function.
8999 (emit_notes_for_changes): Traverse changed_vars to call
9000 check_changed_vars_3 on each changed var.
9001 (emit_notes_for_differences_1): Clear cur_loc_changed and
9002 in_changed_variables. Recompute cur_loc of new_var.
9003 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
9004 (vt_emit_notes): Initialize and destroy emitted_notes.
9006 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
9008 PR rtl-optimization/42220
9009 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
9010 Use verify_reg_tracked to determine if we should use OP_OUT rather
9012 (build_def_use): If we see an in-out operand for a register that we
9013 know nothing about, treat is an output if possible, fail the block if
9016 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9019 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
9022 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9025 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
9026 uses of relevant DEFs that are dead outside the loop too.
9028 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
9030 * var-tracking.c (dataflow_set_merge): Swap src and src2.
9032 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9034 * var-tracking.c (values_to_unmark): New variable.
9035 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9036 values_to_unmark vector. Moved body to...
9037 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9038 instead queue it into values_to_unmark vector.
9039 (vt_find_locations): Free values_to_unmark vector.
9041 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
9043 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
9044 (site.exp): Export them when plugins are enabled.
9046 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
9049 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
9051 (chrec_fold_multiply): Same.
9053 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
9056 * c-decl.c (build_compound_literal): Return early if init is
9059 2010-03-04 Martin Jambor <mjambor@suse.cz>
9061 PR tree-optimization/43164
9062 PR tree-optimization/43191
9063 * tree-sra.c (type_consists_of_records_p): Reject records with
9064 zero-size bit-fields at the end.
9066 2010-03-04 Mike Stump <mikestump@comcast.net>
9068 * Makefile.in (TAGS): Remove *.y.
9070 2010-03-04 Richard Guenther <rguenther@suse.de>
9072 PR tree-optimization/40761
9073 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
9075 (my_rev_post_order_compute): New function.
9076 (init_pre): Call it.
9078 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
9081 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
9082 decrease the cost of an IV candidate when the cost is infinite.
9084 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9086 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
9087 Use '3DNow!' for the extension of that name, ensure normal space
9089 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
9091 2010-03-03 Jeff Law <law@redhat.com>
9093 * PR middle-end/32693
9094 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
9095 than gen_rtx_SUBREG.
9096 (extract_bit_field_1): Likewise.
9098 2010-03-03 Janis Johnson <janis187@us.ibm.com>
9100 * doc/sourcebuild.texi (Test directives): Document that arguments
9101 include-opts and exclude-opts are now optional for dg-skip-if,
9102 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
9104 2010-03-03 Jason Merrill <jason@redhat.com>
9107 * cgraph.h (varpool_node): Add extra_name field.
9108 * varpool.c (varpool_extra_name_alias): New.
9109 (varpool_assemble_decl): Emit extra name aliases.
9110 (varpool_mark_needed_node): Look past an extra name alias.
9111 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
9112 * lto-streamer-in.c (lto_input_tree): Read it.
9113 * lto-streamer-out.c (output_unreferenced_globals): Write it.
9115 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
9117 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
9118 (sparc*-*-solaris2*): ...this.
9120 2010-03-03 Jakub Jelinek <jakub@redhat.com>
9123 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
9124 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
9125 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
9126 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
9129 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
9130 fallthrough to default handling, just with want_address 0 instead of 2.
9131 For single element lists, add_AT_loc directly, otherwise create an
9132 artificial variable DIE and stick location list to it.
9135 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
9136 (VAL_EXPR_HAS_REVERSE): Define.
9137 (reverse_op): New function.
9138 (add_stores): For reversible operations add an extra MO_VAL_USE.
9140 2010-03-02 Jason Merrill <jason@redhat.com>
9142 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
9144 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
9146 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
9147 (sparc64-*-linux*): Likewise.
9148 (sparc64-*-solaris2*): Include assembler files before linker ones.
9149 (sparc-*-solaris2*): Simplify and reorder to match previous case.
9150 * config/sparc/gas.h: Delete.
9151 * config/sparc/sol2-64.h: Add copyright notice.
9152 * config/sparc/sol2-gas-bi.h: Likewise.
9153 * config/sparc/sol2-gld.h: Likewise.
9154 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
9155 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
9156 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
9157 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
9158 (sparc_elf_asm_named_section): Rename into...
9159 (sparc_solaris_elf_asm_named_section): ...this. Always define.
9161 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
9163 * config/alpha/alpha.c (override_options): Fix -mtune error message.
9165 2010-03-02 Jeff Law <law@redhat.com>
9168 * reload1.c (rtx_p, substitute_stack): Declare.
9169 (substitute): Record addresses of changed rtxs.
9170 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
9171 Restore the original rtx when complete.
9172 (reload): Free subsitute_stack when complete.
9174 2010-03-02 Janis Johnson <janis187@us.ibm.com>
9176 * doc/gccint.texi (menu): Add Testsuites as a chapter.
9177 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
9179 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
9180 LTO Testing, gcov Testing, profopt Testing, compat Testing,
9181 Torture Tests): Change from subsection to section.
9183 2010-03-02 Jakub Jelinek <jakub@redhat.com>
9184 Steven Bosscher <steven@gcc.gnu.org>
9186 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
9189 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
9192 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
9193 the assignment from the new induction variable to the assignment
9194 of the value from the original loop PHI function.
9196 2010-03-01 Janis Johnson <janis187@us.ibm.com>
9197 Daniel Jacobowitz <dan@codesourcery.com>
9199 * doc/sourcebuild.texi (Test directives): Clarify options to
9202 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9204 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
9205 Disable cfi directives unless GCC and gas agree on using read-only
9206 .eh_frame sections for 64-bit.
9207 * configure: Regenerate.
9209 2010-03-01 Richard Guenther <rguenther@suse.de>
9211 PR tree-optimization/43220
9212 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
9213 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
9215 2010-03-01 Richard Guenther <rguenther@suse.de>
9216 Martin Jambor <mjambor@suse.cz>
9219 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
9220 gimplified parameters.
9222 2010-03-01 Christian Bruel <christian.bruel@st.com>
9224 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
9226 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
9228 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
9230 2010-03-01 Richard Guenther <rguenther@suse.de>
9233 * expr.c (expand_assignment): Use the alias-oracle to tell
9234 if the rhs aliases the result decl.
9236 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9239 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
9240 to sol_gt_pch_get_address.
9241 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
9242 64-bit, SPARC and x86.
9243 (sol_gt_pch_get_address): New function.
9245 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
9247 * toplev.h (inform_n, error_n): Declare.
9248 * diagnostic.c (inform_n, error_n): New function.
9250 2010-03-01 Jakub Jelinek <jakub@redhat.com>
9252 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
9253 has no rtl yet when processing local_decls, queue it and recheck
9254 if deferred stack allocation hasn't assigned it rtl.
9256 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9258 * config/sh/sh.c (unspec_bbr_uid): New.
9259 (gen_block_redirect): Use it instead of INSN_UID.
9260 (gen_far_branch): Likewise.
9262 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
9264 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
9265 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
9267 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9269 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
9270 (Warning Options): -Wno-conversion-null is valid for
9271 Objective-C++ as well.
9272 * doc/tm.texi (Named Address Spaces): Likewise.
9273 * doc/plugins.texi (Plugins): Replace TABs with spaces.
9274 * doc/tree-ssa.texi (Tree SSA): Likewise.
9276 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9279 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
9280 by default. Don't set the default arch for
9281 i[34567]86-*-darwin*|x86_64-*-darwin*.
9283 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9286 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
9287 default. Set the default 32bit/64bit archs with $with_arch
9288 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
9290 2010-02-27 Richard Guenther <rguenther@suse.de>
9292 PR tree-optimization/43186
9293 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
9294 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
9295 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
9296 unroller iterations.
9298 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
9300 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
9301 required and i[34567]86-*-* targets don't support 64bit ISA.
9303 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
9306 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
9309 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
9311 * config.gcc: Set the default arch at least to Prescott for
9312 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
9313 if SSE math is enabled.
9315 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9317 * diagnostic.c (diagnostic_initialize): Update.
9318 (diagnostic_report_diagnostic): Test inhibit_notes_p for
9320 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
9321 (diagnostic_inhibit_notes): New.
9322 * toplev.c (process_options): inhibit notes with -fcompare-debug.
9324 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9327 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
9328 * doc/standards.texi: Likewise.
9329 * doc/extend.texi: Likewise.
9330 * doc/trouble.texi: Likewise.
9331 * doc/cppopts.texi: Likewise.
9332 * doc/install.texi: Likewise.
9333 * c.opt (std=c90,std=gnu90): New options.
9334 * c-opts.c (c_common_handle_option): Handle them.
9336 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
9339 * c-decl.c (undeclared_variable): Use an informative note.
9341 2010-02-26 Richard Guenther <rguenther@suse.de>
9343 PR tree-optimization/43186
9344 * gimple.h (gimple_fold): Remove.
9345 * gimple.c (gimple_fold): Remove. Inline into single user ...
9346 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
9347 Try harder for conditions.
9349 2010-02-26 Jakub Jelinek <jakub@redhat.com>
9352 * function.c (used_types_insert): Don't skip through named pointer
9353 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
9354 and it is different from the main variant's type.
9356 2010-02-26 Nick Clifton <nickc@redhat.com>
9358 * config/rx/rx.md (sminsi3): Remove bogus alternative.
9360 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
9362 * config.gcc: Support --with-fpmath=sse for x86.
9364 * config/i386/ssemath.h: New.
9366 * doc/install.texi (--with-fpmath=sse): Documented.
9368 2010-02-26 Richard Guenther <rguenther@suse.de>
9370 PR tree-optimization/43188
9371 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
9372 vector types of over-aligned element type.
9374 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
9377 * config/i386/i386.c (expand_vec_perm_blend): Use correct
9378 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
9380 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
9382 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
9384 2010-02-26 Jakub Jelinek <jakub@redhat.com>
9386 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
9387 * var-tracking.c: Include diagnostic.h.
9388 (debug_dv): New function.
9389 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
9392 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
9393 (add_value_chain, add_value_chains, remove_value_chain,
9394 remove_value_chains): Handle DEBUG_EXPRs.
9395 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
9398 * regcprop.c (struct queued_debug_insn_change): New type.
9399 (struct value_data_entry): Add debug_insn_changes field.
9400 (struct value_data): Add n_debug_insn_changes field.
9401 (debug_insn_changes_pool): New variable.
9402 (free_debug_insn_changes, apply_debug_insn_changes,
9403 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
9404 (kill_value_one_regno): Call free_debug_insn_changes if needed.
9405 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
9407 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
9409 (copyprop_hardreg_forward_1): Don't call apply_change_group for
9410 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
9411 changes, call cprop_find_used_regs via note_stores.
9412 (copyprop_hardreg_forward): When copying vd from predecessor
9413 which has any queued DEBUG_INSN changes, make sure the pointers are
9414 cleared. At the end call df_analyze and then if there are any
9415 DEBUG_INSN changes queued at the end of some basic block for still
9416 live registers, apply them.
9417 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
9419 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
9421 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
9424 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
9426 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
9427 targets. Set the default with_cpu/with_arch from arch/cpu.
9428 Allow x86-64 and native for with_cpu/with_arch.
9430 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
9432 * ebitmap.c: Change calls to verify_popcount with calls to
9433 sbitmap_verify_popcount.
9434 (ebitmap_clear_bit): Fixed map->cacheindex test and
9435 map>cache update when bit clearing results in an empty
9438 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9441 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
9442 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
9443 and support both V2DF and V2DI modes.
9444 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
9445 support both V2DF and V2DI modes.
9446 (general): Delete trailing whitespace from a few patterns.
9448 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9449 V2DF/V2DI interleave high/low builtins.
9451 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
9454 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
9455 interleave high/low functions.
9457 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
9459 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
9460 #pragma extern_prefix.
9462 2010-02-25 Jakub Jelinek <jakub@redhat.com>
9465 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
9466 BLKmode, assert op0 is a MEM and just adjust its mode.
9469 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
9470 if bitpos isn't multiple of mode's bitsize.
9472 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
9474 * c.opt (-ftemplate-depth=): New.
9475 (-ftemplate-depth-): Deprecate.
9476 * optc-gen.awk: Handle -ftemplate-depth=.
9477 * opth-gen.awk: Likewise.
9478 * c-opts.c (c_common_handle_option): Likewise.
9479 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
9481 2010-02-24 Jason Merrill <jason@redhat.com>
9483 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
9485 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9487 * cfg.c (alloc_aux_for_block): Remove inline.
9488 (alloc_aux_for_edge): Likewise.
9490 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9492 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
9494 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9496 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
9497 * config/i386/sol2-gas.h: New file.
9498 * config.gcc (i[34567]86-*-solaris2*): Use it.
9500 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
9503 * c-typeck.c (ep_convert_and_check): New.
9504 (build_conditional_expr): Use it.
9505 (build_binary_op): Likewise.
9507 2010-02-24 Jakub Jelinek <jakub@redhat.com>
9509 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
9512 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
9513 bounds even for -O+.
9514 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
9515 expr needs to have DECL_NAME set.
9517 2010-02-24 Nick Clifton <nickc@redhat.com>
9519 * config/mep/mep.c: Include gimple.h.
9520 (mep_function_uses_sp): Delete unused function.
9521 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
9522 parameters. Use unsigned integers to count args. Return a
9523 NULL_RTX instead of an error_mark_node. Toidy up formatting.
9525 2010-02-23 Jakub Jelinek <jakub@redhat.com>
9528 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
9529 greater or equal to nelt instead of 2 * nelt.
9530 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
9533 2010-02-23 Jason Merrill <jason@redhat.com>
9536 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
9537 in cfun->local_decls even if they have register types.
9540 * stor-layout.c (place_field): Don't warn about unnecessary
9541 DECL_PACKED if the type is packed.
9543 2010-02-23 Jakub Jelinek <jakub@redhat.com>
9546 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
9547 GOTOFF relocs, even when the base reg isn't pic pointer.
9549 2010-02-23 Michael Matz <matz@suse.de>
9552 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
9553 (expand_gimple_basic_block): Generate and use debug temps if there
9554 are debug uses left after the last real use of TERed ssa names.
9555 Unlink debug immediate uses when they are expanded.
9557 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
9560 * config/i386/i386.c (override_options): Reorganise to provide
9561 better error messages.
9563 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9566 * graphite-scop-detection.c (create_single_exit_edge): Move
9567 the call to find_single_exit_edge to....
9568 (create_sese_edges): ...here. Don't handle multiple edges
9569 exiting the function.
9570 (build_graphite_scops): Don't handle multiple edges
9571 exiting the function.
9573 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9576 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
9577 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
9579 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
9582 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
9584 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
9587 * c-typeck.c (convert_arguments): Print declaration location.
9588 * c-common.c (validate_nargs): Rename as
9589 builtin_function_validate_nargs.
9590 (check_builtin_function_arguments): Update.
9592 2010-02-22 Richard Guenther <rguenther@suse.de>
9595 * tree-inline.c (declare_return_variable): Use the type of
9596 the call stmt lhs if available.
9598 2010-02-22 Duncan Sands <baldrick@free.fr>
9600 * passes.c (register_pass): Always consider all pass lists when
9601 ref_pass_instance_number is zero.
9603 2010-02-22 Richard Guenther <rguenther@suse.de>
9605 PR tree-optimization/42749
9606 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
9607 parameter. Do arithmetic in the original type.
9608 (update_accumulator_with_ops): Likewise.
9609 (adjust_accumulator_values): Adjust.
9611 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9613 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
9614 (QI to BLKmode splitter): New splitter.
9616 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
9618 * config/i386/i386.c (initial_ix86_tune_features): Turn on
9619 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
9621 2010-02-22 Richard Guenther <rguenther@suse.de>
9623 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
9625 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
9627 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
9628 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
9629 ($(T)crti.o, $(T)crtn.o): Remove rules.
9631 2010-02-21 Tobias Burnus <burnus@net-b.de>
9634 * doc/invoke.texi (-fassociative-math): Document that this
9635 option is automatically enabled for Fortran.
9637 2010-02-20 David S. Miller <davem@davemloft.net>
9639 * configure.ac: Test if linker and assembler properly support
9640 GOTDATA_OP relocations.
9641 * configure: Rebuild.
9642 * config.in: Likewise.
9643 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
9644 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
9645 (movsi_high_pic): Likewise.
9646 (movdi_lo_sum_pic): Likewise.
9647 (movdi_high_pic): Likewise.
9648 (movsi_pic_gotdata_op): New pattern.
9649 (movdi_pic_gotdata_op): Likewise.
9650 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
9651 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
9653 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
9656 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
9657 attribute to ssemul.
9658 (xop_mulv2div2di3_high): Ditto.
9660 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
9663 * c.opt (Wconversion-null): New option.
9664 * doc/invoke.texi (Wconversion-null): Document.
9666 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
9668 * common.opt (Wlarger-than-): Add Undocumented.
9670 2010-02-19 Mike Stump <mikestump@comcast.net>
9672 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
9674 2010-02-19 Jason Merrill <jason@redhat.com>
9677 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
9678 * configure: Likewise.
9680 2010-02-20 Alan Modra <amodra@gmail.com>
9683 * cgraph.h (cgraph_make_decl_local): Declare.
9684 * cgraph.c (cgraph_make_decl_local): New function.
9685 (cgraph_make_node_local): Use it.
9686 * cgraphunit.c (cgraph_function_versioning): Likewise.
9687 * ipa.c (function_and_variable_visibility): Likewise.
9689 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9692 * except.c (sjlj_emit_function_enter): Don't call
9693 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
9695 * rtl.h (add_reg_br_prob_note): Remove prototype.
9697 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9700 * c-common.c (conversion_warning): Remove widening conversions
9701 before checking the conversion of integers to reals.
9703 2010-02-19 Mike Stump <mikestump@comcast.net>
9706 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
9709 * cgraphunit.c (process_function_and_variable_attributes): Check
9710 DECL_PRESERVE_P instead of looking up attribute "used".
9711 * ipa-pure-const.c (check_decl): Likewise.
9712 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
9713 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
9714 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
9715 instead of attribute "used".
9716 * config/sol2-c.c (solaris_pragma_init): Likewise.
9717 (solaris_pragma_fini): Likewise.
9719 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9721 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
9722 Use XCNEW instead of xcalloc.
9723 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
9724 XNEW instead of xmalloc.
9725 (get_fields): Use XNEWVEC instead of xmalloc.
9728 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
9729 populate vars array.
9730 (create_new_general_access): For debug stmts just reset value.
9731 (get_stmt_accesses): For accesses within debug stmts just record them
9732 using add_access_to_acc_sites instead of preventing the peeling or
9733 counting them as accesses.
9736 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
9738 2010-02-19 Richard Guenther <rguenther@suse.de>
9740 PR tree-optimization/42916
9741 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
9744 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
9746 * configure.ac: Replace all uses of changequote in macro arguments
9747 with proper quoting.
9749 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9752 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
9754 2010-02-19 Richard Guenther <rguenther@suse.de>
9756 PR tree-optimization/42944
9757 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
9758 test for aliasing with errno.
9760 2010-02-19 Jakub Jelinek <jakub@redhat.com>
9763 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
9764 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
9765 * dojump.c: Include output.h.
9766 (inv): New inline function.
9767 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
9768 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
9769 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
9770 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
9771 argument, pass it down to other calls.
9772 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
9773 add REG_BR_PROB note to the conditional jump.
9774 * cfgexpand.c (add_reg_br_prob_note): Removed.
9775 (expand_gimple_cond): Don't call it, add the probability
9776 as last argument to jumpif_1/jumpifnot_1.
9777 * Makefile.in (dojump.o): Depend on output.h.
9778 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
9780 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
9781 * stmt.c (do_jump_if_equal): Likewise.
9782 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
9783 * loop-unswitch.c (compare_and_jump_seq): Likewise.
9784 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
9786 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
9787 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
9788 jumpifnot_1 callers.
9789 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
9791 (store_expr): Adjust jumpifnot caller.
9792 (store_constructor): Adjust jumpif caller.
9795 * gimplify.c (gimple_boolify): For __builtin_expect call
9796 gimple_boolify also on its first argument.
9798 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
9800 * configure.ac (gnu-unique-object): Wrap regexps using [] in
9802 (__stack_chk_fail): Ditto. Remove quadrigraphs.
9803 * configure: Regenerated.
9805 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9807 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
9808 lang_hooks.types_compatible_p instead of comptypes.
9810 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9812 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
9813 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
9814 if __prefer_thumb__ is defined.
9816 2010-02-18 Martin Jambor <mjambor@suse.cz>
9818 PR tree-optimization/43066
9819 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
9820 array with zero-sized element type.
9822 2010-02-18 Jakub Jelinek <jakub@redhat.com>
9824 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
9825 rtx, allocate struct var_loc_node here and return it to the
9826 caller, and only if it is actually needed.
9827 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
9828 move it earlier and return immediately if it returns NULL.
9830 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
9832 * config/sparc/gas.h: New file. Restore
9833 TARGET_ASM_NAMED_SECTION to its ELF default.
9834 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
9836 * config/sparc/sparc.c (sparc_elf_asm_named_section):
9837 Likewise. Add ATTRIBUTE_UNUSED to prototype.
9838 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
9839 after sparc/sysv4.h.
9841 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
9843 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
9845 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
9847 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
9848 patterns from predicated pattern.
9850 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
9853 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
9854 for insn mnemonic suffix.
9856 2010-02-17 Richard Guenther <rguenther@suse.de>
9858 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
9861 2010-02-17 Jakub Jelinek <jakub@redhat.com>
9864 * caller-save.c (save_call_clobbered_regs): If BB ends with
9865 a DEBUG_INSN, move any notes in between last real insn and the last
9866 DEBUG_INSN after the last DEBUG_INSN.
9868 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
9870 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
9871 Fix return type. Fix argument type. Explain meaning of return value.
9873 2010-02-16 Richard Guenther <rguenther@suse.de>
9875 PR tree-optimization/41043
9876 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
9877 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
9879 (vrp_visit_phi_node): ... but only for loop PHI nodes.
9881 2010-02-16 Ira Rosen <irar@il.ibm.com>
9883 PR tree-optimization/43074
9884 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
9885 * tree-vect-loop.c (vect_analyze_loop_operations): Add
9886 vectorizable cycles in hybrid SLP check.
9887 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
9889 2010-02-16 Richard Guenther <rguenther@suse.de>
9891 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
9892 (true_dependence): If memrefs_conflict_p computes must-alias
9893 trust it. Move TBAA check after offset-based disambiguation.
9894 (canon_true_dependence): Likewise.
9896 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
9898 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
9899 * doc/invoke.texi: Document it.
9900 * var-tracking.c: Include toplev.h and params.h.
9901 (vt_find_locations): Return bool indicating success. Compute
9902 hash sizes unconditionally. Check new parameter, report.
9903 (variable_tracking_main_1): Check vt_find_locations results and
9904 retry. Renamed from...
9905 (variable_tracking_main): ... this. New wrapper to preserve
9906 flag_var_tracking_assignments.
9907 * Makefile.in (var-tracking.o): Adjust dependencies.
9909 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
9910 Jakub Jelinek <jakub@redhat.com>
9913 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
9914 if weak_import attribute is present.
9915 * config/darwin.c (machopic_select_section): Likewise.
9917 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
9919 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
9920 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
9921 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
9922 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
9924 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
9927 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
9930 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
9931 Rewrite text to refer to the names.
9933 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
9935 * config/i386/i386-builtin-types.def
9936 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
9937 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
9938 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
9939 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
9940 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
9941 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
9942 IX86_BUILTIN_VPERMIL2PS256.
9943 (MULTI_ARG_4_DF2_DI_I): Defined.
9944 (MULTI_ARG_4_DF2_DI_I1): Defined.
9945 (MULTI_ARG_4_SF2_SI_I): Defined.
9946 (MULTI_ARG_4_SF2_SI_I1): Defined.
9947 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
9948 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
9949 __builtin_ia32_vpermil2ps256.
9950 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9951 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9952 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
9953 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
9954 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
9955 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
9956 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
9957 CODE_FOR_xop_vpermil2v8sf3.
9958 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
9959 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
9960 * config/i386/xopintrin.h (_mm_permute2_pd): New.
9961 (_mm256_permute2_pd): New.
9962 (_mm_permute2_ps): New.
9963 (_mm256_permute2_ps): New.
9965 2010-02-15 Nick Clifton <nickc@redhat.com>
9967 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
9968 boolean parameters. Use emit_jump_insn when emitting a pop
9969 instruction containing a return insn.
9970 (push): Use 'true' rather than '1' as second parameter to F.
9971 (h8300_expand_prologue): Likewise.
9972 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
9973 (h8300_expand_epilogue): Likewise.
9975 2010-02-15 Richard Guenther <rguenther@suse.de>
9978 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
9981 2010-02-15 Nick Clifton <nickc@redhat.com>
9983 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
9986 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
9988 * intl.c (fake_ngettext): New function.
9989 * intl.h (fake_ngettext): Declare.
9990 (ngettext): Define macro.
9991 * collect2.c (notice_translated): New function.
9992 (main): Use notice_translated and ngettext.
9993 * collect2.h (notice_translated): Declare.
9995 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
9997 * reorg.c (delete_computation): Comment fixes.
9998 * caller-save.c (setup_save_areas): Idem.
9999 * sel-sched-dump.c (dump_lv_set): Idem.
10002 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10004 * config/s390/s390.c (s390_sched_init): New function.
10005 (TARGET_SCHED_INIT): Target hook defined.
10007 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
10008 Jack Howarth <howarth@bromo.med.uc.edu>
10009 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10012 Partial revert of unintended change in fix for PR41605.
10013 * config/darwin.h: Fix typo.
10014 * config/darwin9.h: Same.
10016 2010-02-11 Jakub Jelinek <jakub@redhat.com>
10018 * c-pch.c (pch_init): Clear v.
10020 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10022 PR middle-end/42930
10023 * graphite-scop-detection.c (graphite_can_represent_scev): Call
10024 graphite_can_represent_init for MULT_EXPR.
10026 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10028 PR middle-end/42914
10029 PR middle-end/42530
10030 * graphite-sese-to-poly.c (remove_phi): New.
10031 (translate_scalar_reduction_to_array): Call remove_phi.
10033 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10035 PR middle-end/42771
10036 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
10037 * graphite-clast-to-gimple.h (gloog): Update declaration.
10038 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
10039 * graphite-poly.h (struct poly_bb): Add missing comments.
10040 (struct scop): Add poly_scop_p field.
10041 (POLY_SCOP_P): New.
10042 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
10043 * graphite.c (graphite_transform_loops): Build the polyhedral
10044 representation for each scop before code generation.
10045 * sese.c (rename_variables_in_operand): Removed.
10046 (rename_variables_in_expr): Return the renamed expression.
10047 (rename_sese_parameters): New.
10048 * sese.h (rename_sese_parameters): Declared.
10050 2010-02-11 Richard Guenther <rguenther@suse.de>
10052 PR tree-optimization/42998
10053 * tree-ssa-pre.c (create_expression_by_pieces): Treat
10054 POINTER_PLUS_EXPR properly.
10056 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
10057 Changpeng Fang <changpeng.fang@amd.com>
10059 PR middle-end/40886
10060 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
10061 the cost of an IV candidate when the IV is used in a test against zero.
10063 * gcc.dg/tree-ssa/ivopts-3.c: New.
10065 2010-02-11 Richard Guenther <rguenther@suse.de>
10068 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
10069 pointer-vs-decl case by swapping refs. Handle some cases
10070 of pointer-vs-decl disambiguations more conservatively.
10071 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
10072 to false after expanding.
10074 2010-02-11 Richard Guenther <rguenther@suse.de>
10077 * gcc.c (process_command): Handle LTO file@offset case more
10080 2010-02-11 Jakub Jelinek <jakub@redhat.com>
10082 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
10083 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
10085 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
10087 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
10088 if MEM's mode size isn't DWARF2_ADDR_SIZE.
10089 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
10090 Optimize eq/ne comparisons when both arguments are known to be
10092 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
10093 Don't mask operands unnecessarily if they are known to be already
10096 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
10098 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
10101 2010-02-10 Richard Guenther <rguenther@suse.de>
10103 PR tree-optimization/43017
10104 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
10105 for wrapping signed arithmetic.
10107 2010-02-10 Jakub Jelinek <jakub@redhat.com>
10110 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
10111 if no debug info should be emitted for it.
10113 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10115 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
10116 note when flag_exceptions is set.
10118 2010-02-10 Duncan Sands <baldrick@free.fr>
10120 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
10122 2010-02-10 Richard Guenther <rguenther@suse.de>
10125 * tree.c (get_unwidened): Handle constants.
10126 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
10128 2010-02-10 Martin Jambor <mjambor@suse.cz>
10131 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
10132 check for variable argument counts independently.
10134 2010-02-10 Christian Bruel <christian.bruel@st.com>
10137 * config/sh/sh.c (find_barrier): Increase length for non delayed
10138 conditional branches.
10140 2010-02-10 Christian Bruel <christian.bruel@st.com>
10142 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
10144 2010-02-10 Jakub Jelinek <jakub@redhat.com>
10146 * builtins.c (set_builtin_user_assembler_name): Also handle
10147 ffs if int is smaller than word.
10149 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
10151 PR middle-end/42973
10152 * ira-conflicts.c (get_dup): Remove.
10153 (process_reg_shuffles): Add new parameter. Use it as an
10154 additional guard for copy generation.
10155 (add_insn_allocno_copies): Rewrite.
10157 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
10159 * common.opt (fsched2-use-traces): Preserved for backward
10161 * doc/invoke.texi: Remove the documentation about option
10162 -fsched2-use-traces.
10163 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
10164 flag_sched2_use_traces.
10165 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
10166 the backward compatibility flag section.
10168 2010-02-09 Richard Guenther <rguenther@suse.de>
10170 PR tree-optimization/43008
10171 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
10172 make HEAP variables initialized from global memory if they
10173 are not known builtin functions.
10174 (find_func_aliases): Adjust.
10176 2010-02-09 Richard Guenther <rguenther@suse.de>
10178 PR tree-optimization/43000
10179 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
10180 arithmetic manually.
10182 2010-02-08 Jakub Jelinek <jakub@redhat.com>
10184 PR tree-optimization/42931
10185 * tree-loop-linear.c (try_interchange_loops): Don't call
10186 double_int_mul if estimated_loop_iterations failed.
10188 2010-02-08 Martin Jambor <mjambor@suse.cz>
10190 PR middle-end/42898
10191 * tree-sra.c (build_accesses_from_assign): Do not mark in
10192 should_scalarize_away_bitmap if stmt has volatile ops.
10193 (sra_modify_assign): Do not process assigns piecemeal if if stmt
10196 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
10198 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
10200 2010-02-07 Adam Nemet <adambnmet@gmail.com>
10202 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
10203 before the pattern.
10205 2010-02-07 Andrew Pinski <pinskia@gmail.com>
10207 PR middle-end/42946
10208 * df-core.c (df_finish_pass): Change type of saved_flags to int.
10210 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
10212 PR middle-end/42988
10213 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
10214 to unknown_dependence.
10215 (graphite_legal_transform_dr): Handle the unknown_dependence.
10216 (graphite_carried_dependence_level_k): Same.
10218 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
10220 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
10222 2010-02-07 Richard Guenther <rguenther@suse.de>
10224 PR middle-end/42991
10225 * expr.c (get_inner_reference): Always initialize *pbitsize.
10227 2010-02-07 Richard Guenther <rguenther@suse.de>
10229 PR middle-end/42956
10230 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
10231 new ARRAY_REFs on variable size element or minimal index arrays.
10233 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
10234 gimple_fold_indirect_ref.
10236 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
10239 * arm.c (arm_override_options): Just return if the user has specified
10240 an invalid fpu name.
10242 2010-02-03 Jason Merrill <jason@redhat.com>
10245 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
10246 i386_pe_maybe_record_exported_symbol.
10248 2010-02-05 Steve Ellcey <sje@cup.hp.com>
10251 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
10252 (pa_delegitimize_address): New function.
10254 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
10256 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
10257 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
10259 2010-02-05 Richard Guenther <rguenther@suse.de>
10262 * lto-streamer-in.c (get_resolution): Deal with references
10263 to undefined functions.
10265 2010-02-05 Richard Guenther <rguenther@suse.de>
10267 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
10268 (fold_const_aggregate_ref): Likewise.
10269 (ccp_fold_stmt): Substitute loads.
10270 (maybe_fold_reference): Verify types before substituting.
10272 (fold_gimple_assign): Unshare properly.
10273 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
10275 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
10277 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
10278 for rs6000_gen_cell_microcode.
10280 2010-02-04 Richard Guenther <rguenther@suse.de>
10282 PR rtl-optimization/42952
10283 * dse.c (const_or_frame_p): Remove MEM handling.
10285 2010-02-04 Nick Clifton <nickc@redhat.com>
10287 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
10288 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
10289 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
10290 (mn10300_asm_output_mi_thunk): New function.
10291 (mn10300_can_output_mu_thunk): New function.
10292 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
10293 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
10294 (FUNCTION_ARG): Delete incorrect comment.
10296 2010-02-03 Jason Merrill <jason@redhat.com>
10299 * fold-const.c (operand_equal_p): Handle erroneous types.
10301 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
10303 * config/h8300/h8300.md (can_delay): Fix attibute condition.
10305 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
10307 PR rtl-optimization/42941
10308 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
10311 2010-02-03 Jason Merrill <jason@redhat.com>
10314 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
10316 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
10319 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
10320 (cselib_reset_table): Renamed from...
10321 (cselib_reset_table_with_next_value): ... this.
10322 (cselib_get_next_uid): Renamed from...
10323 (cselib_get_next_unknown_value): ... this.
10324 * cselib.c (next_uid): Renamed from...
10325 (next_unknown_value): ... this.
10326 (cselib_clear_table): Adjust.
10327 (cselib_reset_table): Adjust. Renamed from...
10328 (cselib_reset_table_with_next_value): ... this.
10329 (cselib_get_next_uid): Adjust. Renamed from...
10330 (cselib_get_next_unknown_value): ... this.
10331 (get_value_hash): Use hash.
10332 (cselib_hash_rtx): Likewise.
10333 (new_cselib_val): Adjust. Set and dump uid.
10334 (cselib_lookup_mem): Pass next_uid as hash.
10335 (cselib_subst_to_values): Likewise.
10336 (cselib_log_lookup): Dump uid.
10337 (cselib_lookup): Pass next_uid as hash. Adjust.
10338 (cselib_process_insn): Adjust.
10339 (cselib_init): Initialize next_uid.
10340 (cselib_finish): Adjust.
10341 (dump_cselib_table): Likewise.
10342 * dse.c (canon_address): Dump value uid.
10343 * print-rtl.c (print_rtx): Print value uid.
10344 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
10346 (dv_uid): New function, sort of renamed from...
10347 (dv_htab_hash): ... this, reimplemented in terms of it and...
10348 (dv_uid2hash): ... this. New.
10349 (variable_htab_eq): Drop excess assertions.
10350 (tie_break_pointers): Removed.
10351 (canon_value_cmp): Compare uids.
10352 (variable_post_merge_New_vals): Print uids.
10353 (vt_add_function_parameters): Adjust.
10354 (vt_initialize): Reset table. Adjust.
10356 2010-02-03 Richard Guenther <rguenther@suse.de>
10358 PR tree-optimization/42944
10359 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
10360 (call_may_clobber_ref_p_1): Likewise. Properly handle
10361 malloc and calloc clobbering errno.
10363 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
10365 * doc/invoke.texi: Fix name of sched1 dump.
10367 * opts.c (decode_options): Set flag_tree_switch_conversion
10368 only conditionally on optimize >= 2.
10370 * gcse.c: Assorted comment fixes in pass description.
10372 2010-02-03 Anthony Green <green@moxielogic.com>
10374 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
10375 nop padding in order to maintain alignment of storage location of
10376 target function address.
10377 (moxie_trampoline_init): Store target function address at newly
10379 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
10381 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
10383 2010-02-03 Richard Guenther <rguenther@suse.de>
10385 PR middle-end/42927
10386 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
10388 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10390 * config.gcc: Reenable check for obsolete targets.
10391 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
10392 mips-sgi-irix6.[0-4]*.
10394 2010-02-02 Nick Clifton <nickc@redhat.com>
10396 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
10397 constant size of 4 as being the same as 0.
10398 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
10399 can take values in the range 0..4.
10401 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
10404 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
10405 as _darwin10_Unwind_FindEnclosingFunction().
10406 * libgcc-libsystem.ver: New.
10408 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
10411 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
10412 implicitly set registers.
10414 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
10416 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
10417 (arm_override_options): Allow automatic selection of the thread
10418 pointer register if thumb2.
10419 (legitimize_pic_address): Improve code sequences for Thumb2.
10420 (arm_call_tls_get_addr): Likewise.
10421 (legitimize_tls_address): Likewise.
10422 * arm.md (pic_load_addr_arm): Delete. Replace with ...
10423 (pic_load_addr_32bit): ... this. New named pattern.
10424 * thumb2.md (pic_load_addr_thumb2): Delete.
10425 (pic_load_dot_plus_four): Delete.
10426 (tls_load_dot_plus_four): New named pattern.
10428 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10431 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
10432 Document fix for TLS bug.
10434 2010-01-31 Richard Guenther <rguenther@suse.de>
10436 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
10437 conservatively correct.
10439 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10443 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10445 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10447 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10449 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
10451 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
10453 * config.gcc: Adjust order of makefile fragments for mingw targets.
10455 2010-01-31 Richard Guenther <rguenther@suse.de>
10457 PR middle-end/42898
10458 * gimplify.c (gimplify_init_constructor): For volatile LHS
10459 initialize a temporary.
10461 2010-01-31 Matthias Klose <doko@ubuntu.com>
10463 * configure.ac: Fix __stack_chk_fail check for cross builds configured
10465 * configure: Regenerate.
10467 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
10469 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
10470 the same alias set and their sizes different constantness.
10471 (aliasing_component_refs_p): Revert 2009-10-24 change.
10473 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10475 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
10478 2010-01-29 Richard Guenther <rguenther@suse.de>
10480 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
10481 Assert we successfully updated the call.
10483 2010-01-29 Jakub Jelinek <jakub@redhat.com>
10485 PR rtl-optimization/42889
10486 * df.h (df_set_bb_dirty_nonlr): New prototype.
10487 * df-core.c (df_set_bb_dirty_nonlr): New function.
10488 * df-scan.c (df_insn_rescan): Call it instead of
10489 df_set_bb_dirty for DEBUG_INSNs.
10491 2010-01-29 Richard Guenther <rguenther@suse.de>
10493 PR middle-end/37448
10494 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
10495 quadratic behavior in most cases.
10497 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
10500 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
10501 in the call to gen_x86_movsicc_0_m1.
10503 2010-01-28 Richard Guenther <rguenther@suse.de>
10505 PR tree-optimization/42871
10506 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
10508 2010-01-28 Richard Guenther <rguenther@suse.de>
10510 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
10511 into call arguments.
10513 2010-01-28 Richard Guenther <rguenther@suse.de>
10515 PR middle-end/42883
10516 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
10517 the forwarder if the destination is an EH landing pad.
10519 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
10521 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
10522 block list passed to gimple_duplicate_sese_tail.
10523 (parallelize_loops): Avoid parallelization when the function
10524 has_nonlocal_label.
10525 Avoid parallelization when the preheader is IRREDUCIBLE.
10526 Try to optimize when estimated_loop_iterations_int is unresolved.
10527 Add the loop's location to the dump file.
10528 * tree-cfg.c (add_phi_args_after_redirect): Remove.
10529 (gimple_duplicate_sese_tail): Remove the check for the latch.
10530 Redirect nexits to the exit block.
10531 Remove handling of the incoming edges to the latch.
10532 Redirect the backedge from the copied latch to the exit bb.
10534 2010-01-28 Michael Matz <matz@suse.de>
10537 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
10538 Wrap force_reg into a sequence, emit it before user.
10540 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
10542 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
10544 (arm_legacy_rev): Likewise.
10545 (thumb_legacy_rev): Likewise.
10547 2010-01-27 Jakub Jelinek <jakub@redhat.com>
10549 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
10550 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
10551 on MEM's address failed, try avoid_constant_pool_reference and
10552 recurse if it returned something different.
10553 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
10554 address, try avoid_constant_pool_reference and recurse if it
10555 returned something different.
10556 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
10557 address and avoid_constant_pool_reference returned something
10558 different, don't set have_address.
10560 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
10563 * var-tracking.c (val_store): Add modified argument, obey it.
10565 (count_uses): Move down logging of main.
10566 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
10567 don't need resolution.
10568 (emit_notes_in_bb): Likewise.
10570 2010-01-27 Richard Guenther <rguenther@suse.de>
10572 PR middle-end/42878
10573 * tree-inline.c (remap_decl): Delay remapping of SSA name
10574 default definitions until we need them.
10576 2010-01-27 Jakub Jelinek <jakub@redhat.com>
10578 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
10579 (rs6000_delegitimize_address): New function.
10581 * config/s390/s390.c (s390_delegitimize_address): Call
10582 delegitimize_mem_from_attrs.
10584 PR middle-end/42874
10585 * tree-inline.c (cannot_copy_type_1): Removed.
10586 (copy_forbidden): Don't forbid copying of functions containing
10587 records/unions with variable length fields.
10589 2010-01-27 Christian Bruel <christian.bruel@st.com>
10593 * config/sh/sh.c (find_barrier): Increase length for non delayed
10594 conditional branches.
10596 2010-01-27 Matthias Klose <doko@ubuntu.com>
10598 * configure.ac (gnu-unique-object): Fix ldd version check.
10599 * configure: Regenerate.
10601 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10603 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
10605 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
10606 Test for HAVE_GNU_AS value.
10608 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10610 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
10611 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
10612 INT64_TYPE): Define.
10613 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
10614 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10615 INT_LEAST64_TYPE): Define.
10616 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
10617 UINT_LEAST64_TYPE): Define.
10618 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
10619 INT_FAST64_TYPE): Define.
10620 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10621 UINT_FAST64_TYPE): Define.
10622 (INTMAX_TYPE, UINTMAX_TYPE): Define.
10623 (INTPTR_TYPE, UINTPTR_TYPE): Define.
10624 (SIG_ATOMIC_TYPE): Define.
10626 2010-01-26 Richard Guenther <rguenther@suse.de>
10628 * df-scan.c (df_scan_set_bb_info): Remove assert.
10629 (df_insn_rescan_debug_internal): Merge asserts.
10630 (df_install_ref): Likewise.
10631 (df_mark_reg): Use bitmap_set_range.
10632 (df_hard_reg_used_p): Remove assert.
10633 (df_hard_reg_used_count): Likewise.
10635 2010-01-26 Richard Guenther <rguenther@suse.de>
10637 PR rtl-optimization/42685
10638 * web.c (web_main): Ignore DEBUG_INSNs.
10640 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
10642 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
10644 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
10645 Fix types of fndecl and arglist parameters.
10647 2010-01-26 Richard Guenther <rguenther@suse.de>
10649 PR middle-end/42806
10650 * tree-eh.c (unsplit_eh): Skip debug insns.
10652 2010-01-26 Richard Guenther <rguenther@suse.de>
10654 PR tree-optimization/42250
10655 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
10657 2010-01-26 Jakub Jelinek <jakub@redhat.com>
10660 * omp-low.c (expand_omp_sections): Only use single_pred if
10661 l2_bb is single_pred_p.
10663 2010-01-25 Christian Bruel <christian.bruel@st.com>
10666 * config/sh/sh.c (find_barrier): Increase length for non delayed
10667 conditional branches.
10668 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
10670 2010-01-24 David S. Miller <davem@davemloft.net>
10672 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
10673 define if not using GAS.
10674 * config/sparc/sparc.c (sparc_elf_asm_named_section):
10675 Likewise. Delete SECTION_MERGE code, which is only applicable
10678 2010-01-24 Mark Mitchell <mark@codesourcery.com>
10681 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
10682 mangling of va_list in system headers.
10684 2010-01-23 Toon Moene <toon@moene.org>
10686 * tree-predcom.c (combine_chains): Return NULL, not false.
10688 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
10690 * tree-loop-distribution.c (distribute_loop): Fix declaration and
10691 initialization of variable res to agree with return type.
10693 2010-01-22 Steve Ellcey <sje@cup.hp.com>
10695 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
10696 * tree-sra.c: Add include of expr.h.
10698 2010-01-22 Jakub Jelinek <jakub@redhat.com>
10700 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
10701 insert the debug stmt on the single non-EH edge from the stmt.
10703 2010-01-22 Richard Henderson <rth@redhat.com>
10706 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
10707 the RHS until after generate_subtree_copies has insertted its
10708 code before the current statement.
10710 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
10712 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
10714 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
10716 2010-01-21 Martin Jambor <mjambor@suse.cz>
10718 PR tree-optimization/42585
10719 * tree-sra.c (struct access): New field grp_total_scalarization.
10720 (dump_access): Dump the new field.
10721 (should_scalarize_away_bitmap): New variable.
10722 (cannot_scalarize_away_bitmap): Likewise.
10723 (sra_initialize): Allocate new bitmaps.
10724 (sra_deinitialize): Free new bitmaps.
10725 (create_access_1): New function.
10726 (create_access): Parts moved to create_access_1.
10727 (type_consists_of_records_p): New function.
10728 (completely_scalarize_record): Likewise.
10729 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
10730 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
10731 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
10733 (analyze_all_variable_accesses): Completely scalarize small eligible
10736 2010-01-21 Martin Jambor <mjambor@suse.cz>
10738 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
10740 2010-01-21 Andrew Haley <aph@redhat.com>
10742 * gcc.c (process_command): Move lang_specific_driver before
10743 setting cc_libexec_prefix.
10745 2010-01-21 Richard Guenther <rguenther@suse.de>
10747 PR middle-end/19988
10748 * fold-const.c (negate_expr_p): Pretend only negative
10749 real constants are easily negatable.
10751 2010-01-20 Janis Johnson <janis187@us.ibm.com>
10752 Jason Merrill <jason@redhat.com>
10754 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
10755 (TYPE_TRANSPARENT_AGGR): this, for union and record.
10756 * calls.c (initialize argument_information): Handle it.
10757 * c-common.c (handle_transparent_union_attribute): Use new name.
10758 * c-decl.c (finish_struct): Ditto.
10759 * c-typeck.c (type_lists_compatible_p): Ditto.
10760 (convert_for_assignment): Use new name and also handle record.
10761 * function.c (aggregate_value_p): Handle it.
10762 (pass_by_reference): Ditto.
10763 (assign_parm_data_types): Ditto.
10764 * print-tree.c (print_node): Ditto.
10765 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
10766 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
10767 * tree.c (first_field): New fn.
10769 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10772 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
10773 even when linking statically, for now.
10775 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10778 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
10779 without a cselib val.
10780 (count_uses): Accept MO_VAL_SET with no val on stores.
10781 (add_stores): Likewise.
10783 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10785 * var-tracking.c (check_value_val): Add a compile time assertion.
10786 (dv_is_decl_p): Simplify.
10787 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
10788 gcc_assert if ENABLE_CHECKING.
10790 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
10793 * var-tracking.c: Include tree-flow.h.
10794 (mem_dies_at_call): New.
10795 (dataflow_set_preserve_mem_locs): Use it.
10796 (dataflow_set_remove_mem_locs): Likewise.
10797 (dump_var): Renamed from dump_variable. Adjust all callers.
10798 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
10799 * Makefile.in (var-tracking.o): Adjust deps.
10801 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
10803 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
10805 2010-01-20 Richard Guenther <rguenther@suse.de>
10807 PR tree-optimization/42717
10808 * tree-ssa-dce.c (get_live_post_dom): Remove.
10809 (forward_edge_to_pdom): Take an arbitrary edge to copy
10810 degenerate PHI args from.
10811 (remove_dead_stmt): Use the first post-dominator even if it
10812 does not contain live statements as redirection destination.
10814 2010-01-20 Richard Guenther <rguenther@suse.de>
10816 * tree-inline.c (estimate_num_insns): Handle EH builtins.
10818 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10820 * sel-sched.c (create_speculation_check): Remove set but not used
10822 (try_transformation_cache): Remove set but not used variable ds.
10823 (calculate_privileged_insns): Remove set but not used variables
10824 cur_insn and min_spec_insn.
10825 (find_best_expr): Remove set but not used variable avail_n.
10826 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
10828 * cgraphunit.c (assemble_thunk): Remove set but not used variable
10830 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
10831 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
10832 new_scop_exit_edge.
10834 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
10837 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
10838 cpu types. Add support for *-sse3 cpu types.
10839 (x86_64-*-*): Ditto.
10841 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10843 PR middle-end/42803
10844 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
10845 argument, call initializer_constant_valid_p_1 instead of
10846 initializer_constant_valid_p, pass CACHE to it, return NULL
10847 immediately if first call returns NULL.
10848 (initializer_constant_valid_p_1): New function.
10849 (initializer_constant_valid_p): Use it.
10851 2010-01-20 Thomas Quinot <quinot@adacore.com>
10853 * tree.def (PLACEHOLDER_EXPR): Fix comment.
10855 2010-01-20 Jakub Jelinek <jakub@redhat.com>
10857 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
10858 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
10859 (loc_list_from_tree): Don't handle unsigned division. Handle
10860 signed modulo using DW_OP_{over,over,div,mul,minus}.
10861 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
10862 modulo instead of signed.
10864 2010-01-20 DJ Delorie <dj@redhat.com>
10866 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
10868 (h8300_emit_stack_adjustment): Propogate it.
10870 (h8300_expand_prologue): Likewise.
10871 (h8300_expand_epilogue): Likewise.
10873 2010-01-19 Michael Matz <matz@suse.de>
10875 PR tree-optimization/41783
10876 * tree-data-ref.c (toplevel): Include flags.h.
10877 (dump_data_dependence_relation): Also dump the inputs if the
10878 result will be unknown.
10879 (split_constant_offset_1): Look through some conversions.
10880 * tree-predcom.c (determine_roots_comp): Restart a new chain if
10881 the offset from last element is too large.
10882 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
10883 (reassociate_to_the_same_stmt): Handle vector registers.
10884 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
10885 (e.g. conversions).
10886 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
10887 wide_prolog_niters argument, emit widening instructions.
10888 (vect_do_peeling_for_alignment): Adjust caller, use widened
10889 variant of the iteration cound.
10890 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
10892 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10895 * config/arm/neon-testgen.m (emit_automatics): New parameter
10896 features. Adjust for Fixed_return_reg feature.
10897 (test_intrinsic): Call emit_automatics with new feature.
10898 * config/arm/neon.ml: Update copyright years.
10899 (features): New Fixed_return_reg feature.
10900 (ops): Update feature for Vget_low.
10902 2010-01-19 Jakub Jelinek <jakub@redhat.com>
10904 PR tree-optimization/42719
10905 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
10909 * fwprop.c (all_uses_available_at): Return false if def_set dest
10910 is a REG that is used in def_insn.
10912 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
10914 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
10916 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
10917 Add argument names.
10919 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
10921 * target.h (struct gcc_target) <secondary_reload>: Change type
10922 of last argument to secondary_reload_info *.
10924 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
10927 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
10928 memory references with unaligned offsets. Remove CQImode handling.
10929 (unaligned_memory_operand): Return 1 for memory references with
10930 unaligned offsets. Remove CQImode handling.
10932 2010-01-18 Richard Guenther <rguenther@suse.de>
10934 PR middle-end/39954
10935 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
10938 2010-01-18 Richard Guenther <rguenther@suse.de>
10940 PR tree-optimization/42781
10941 * tree-ssa-structalias.c (find_what_var_points_to): Skip
10942 restrict processing only if the original variable was artificial.
10944 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
10946 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
10947 find number of popped argument bytes.
10949 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
10950 Fix the text that describes the return value for invalid insns.
10952 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
10954 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
10955 Clarify what 'cost of the -dependence' is. Fix quoting.
10957 * toplev.c (default_get_pch_validity): Rename argument to "sz".
10958 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
10960 2010-01-17 Jakub Jelinek <jakub@redhat.com>
10962 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
10963 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
10965 2010-01-17 Richard Guenther <rguenther@suse.de>
10967 PR middle-end/42248
10968 * function.c (split_complex_args): Take a VEC to modify.
10969 (assign_parms_augmented_arg_list): Build a VEC instead of
10970 a chain of PARM_DECLs.
10971 (assign_parms_unsplit_complex): Take a VEC of arguments.
10972 Do not fixup unmodified parms.
10973 (assign_parms): Deal with the VEC.
10974 (gimplify_parameters): Likewise.
10976 2010-01-17 Richard Guenther <rguenther@suse.de>
10978 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
10979 node existence check.
10980 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
10981 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
10982 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
10983 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
10984 (gimple_execute_on_growing_pred): Likewise.
10986 2010-01-17 Richard Guenther <rguenther@suse.de>
10988 PR tree-optimization/42773
10989 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
10990 (compute_antic_aux): Likewise.
10991 (compute_partial_antic_aux): Likewise.
10993 2010-01-17 Jie Zhang <jie.zhang@analog.com>
10996 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
10999 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
11001 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
11004 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
11005 Fix markup for strict argument.
11007 (TARGET_SCHED_REORDER2): Fix argument types.
11009 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
11010 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
11012 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
11013 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
11015 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
11018 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
11019 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
11020 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
11021 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
11022 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
11024 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
11026 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
11028 (TARGET_ASM_RELOC_RW_MASK): Add return type.
11029 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
11031 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
11033 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
11036 (TARGET_ASM_NAMED_SECTION): Fix argument list.
11038 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
11039 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
11041 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
11043 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
11045 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
11046 referring to it. Fix language.
11048 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
11050 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
11052 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
11054 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
11056 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
11057 '@var{stream}. Remove stray 'and'.
11059 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
11061 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
11063 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
11065 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
11066 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
11068 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
11069 Fix description of return value.
11070 Rename argument "sz" to "len."
11072 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
11073 Clarify meaning of 'true' return value.
11075 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
11077 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
11078 rep_mode versus mode_rep.
11080 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
11082 (TARGET_BUILTIN_DECL): Fix name.
11084 (TARGET_COMMUTATIVE_P): Fix type of first argument.
11086 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
11088 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
11090 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
11092 (TARGET_RELAXED_ORDERING): Use @deftypevr.
11094 (TARGET_GET_DRAP_RTX): Note that this is a hook.
11097 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
11098 Rename argument tm_fn to md_fn.
11100 (TARGET_OPTION_PRINT): Fix argument list.
11102 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
11105 * config/i386/i386.c (ix86_fixup_binary_operands):
11106 Revert FMA4 fixup of operands.
11108 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11111 * Makefile.in (write_entries_to_file, install-plugin):
11112 Use \012 instead of \n with tr.
11114 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
11116 * configure.ac (HAVE_AS_REF): New C macro.
11117 * configure: Regenerate.
11118 * config.in: Likewise.
11119 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
11121 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
11124 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
11126 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
11128 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
11130 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
11132 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
11134 (TARGET_IN_SMALL_DATA_P): Fix argument type.
11136 (TARGET_BINDS_LOCAL_P): Fix argument type.
11138 (TARGET_ASM_FILE_END): Use prototype.
11140 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
11142 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
11144 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
11146 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
11148 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
11149 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
11151 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
11152 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
11154 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
11155 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
11156 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
11157 (TARGET_ADDR_SPACE_CONVERT): Likewise.
11159 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
11161 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
11163 (TARGET_INIT_BUILTINS): Use prototype.
11165 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
11166 Put 'const char *' in braces. Fix parameter types.
11167 (TARGET_INVALID_CONVERSION): Fix parameter types.
11168 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
11169 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
11171 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
11174 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
11176 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
11178 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
11180 * doc/tm.texi (TARGET_HELP): Fix return type.
11182 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
11183 in braces. Fix argument types.
11185 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
11187 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
11189 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
11191 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
11192 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
11194 (TARGET_MANGLE_TYPE): Fix argument types.
11196 (TARGET_IRA_COVER_CLASSES): Use prototype.
11198 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
11200 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
11202 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
11204 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
11206 (TARGET_CALLEE_COPIES): Fix argument types.
11208 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
11210 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
11212 (TARGET_FUNCTION_VALUE): Fix argument types.
11214 (TARGET_RETURN_IN_MSB): Fix argument type.
11216 (TARGET_RETURN_IN_MEMORY): Fix argument types.
11218 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
11220 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
11222 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
11223 agree with return type.
11225 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
11227 2010-01-15 Jing Yu <jingyu@google.com>
11229 PR rtl-optimization/42691
11230 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
11231 a pseudo to a constant and are merged, and adjust comments.
11233 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
11235 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
11237 2010-01-15 Richard Guenther <rguenther@suse.de>
11239 PR middle-end/42739
11240 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
11241 labels of computed or non-local gotos to the destination.
11242 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
11243 landing pad label is the first label.
11245 2010-01-15 Richard Guenther <rguenther@suse.de>
11247 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
11249 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
11252 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
11253 to allow generation of the xssqrtdp instruction on power7.
11254 (sqrtdf2_fpr): Ditto.
11256 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11258 PR middle-end/42674
11259 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
11260 functions with noreturn attribute.
11263 * varasm.c (declare_weak): Add weak attribute to decl if it
11264 doesn't have one already.
11265 (assemble_external): Only add decls to weak_decls if they also
11266 have weak attribute.
11268 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
11270 * var-tracking.c (var_reg_delete): Don't delete the association
11271 between REGs and values or one-part variables if the register
11274 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11277 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
11278 because its first operand is a non-localized variable.
11280 2010-01-14 Martin Jambor <mjambor@suse.cz>
11282 PR tree-optimization/42706
11283 * tree-sra.c (encountered_recursive_call): New variable.
11284 (encountered_unchangable_recursive_call): Likewise.
11285 (sra_initialize): Initialize both new variables.
11286 (callsite_has_enough_arguments_p): New function.
11287 (scan_function): Call decl and flags check only for IPA-SRA, check
11288 whether there is a recursive call and whether it has enough arguments.
11289 (all_callers_have_enough_arguments_p): New function.
11290 (convert_callers): Look for recursive calls only when
11291 encountered_recursive_call is set.
11292 (ipa_early_sra): Bail out either if
11293 !all_callers_have_enough_arguments_p or
11294 encountered_unchangable_recursive_call.
11296 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11298 * sel-sched.c: Add 2010 to copyright years.
11299 * sel-sched-ir.c: Likewise.
11300 * sel-sched-ir.h: Likewise.
11302 2010-01-14 Martin Jambor <mjambor@suse.cz>
11304 PR tree-optimization/42714
11305 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
11306 constructors specially.
11308 2010-01-14 Andi Kleen <ak@linux.intel.com>
11310 * config/i386/drivers-i386.c (detect_caches_intel):
11311 Add l2sizekb parameter and fill in.
11312 (host_detect_local_cpu): Add l2sizekb, fill in.
11313 Add Atom small cache heuristic.
11315 2010-01-14 Andi Kleen <ak@linux.intel.com>
11317 * config/i386/drivers-i386.c (detect_caches_cpuid4):
11318 Add level3 parameter and fill in.
11319 (detect_caches_intel): Handle level3 cache.
11321 2010-01-14 Andi Kleen <ak@linux.intel.com>
11323 * config/i386/drivers-i386.c (host_detect_local_cpu):
11324 Fix core duo detection.
11326 2010-01-14 Andi Kleen <ak@linux.intel.com>
11328 * config/i386/drivers-i386.c (host_detect_local_cpu):
11329 Fix Atom detection.
11331 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11333 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
11334 (rs6000_variable_issue_1): this. Use...
11335 (rs6000_variable_issue): here. Reimplement. Print debug info.
11337 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11339 * sel-sched-ir.c (sel_restore_other_notes): Rename to
11340 sel_restore_notes. Update all callers. Call reemit_notes
11343 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11345 PR rtl-optimization/42246
11346 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
11349 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11351 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
11352 all successors is the same as number of successors in current region.
11354 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11356 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
11357 to rename is not separable. Otherwise check that its LHS is not NULL.
11359 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11361 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
11363 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11365 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
11366 available registers when failed to discover LHS register class.
11367 Fix indentation. Update comment.
11369 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11370 Alexander Monakov <amonakov@ispras.ru>
11372 PR rtl-optimization/42389
11373 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
11375 (advance_state_on_fence): Likewise.
11376 (sel_target_adjust_priority): Print debug output only when
11377 sched_verbose >= 4, not 2.
11378 (get_expr_cost): Do not issue all unique insns on the next cycle.
11379 (fill_insns): Initialize can_issue_more from the value saved
11381 * sel-sched-ir.c (flist_add): New parameter issue_more.
11382 Init FENCE_ISSUE_MORE with it.
11383 (merge_fences): Likewise.
11384 (init_fences): Update call to flist_add.
11385 (add_to_fences, add_clean_fence_to_fences)
11386 (add_dirty_fence_to_fences): Likewise.
11387 (move_fence_to_fences): Update call to merge_fences.
11388 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
11390 * sel-sched-ir.h (struct _fence): New field issue_more.
11391 (FENCE_ISSUE_MORE): New accessor macro.
11393 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11395 PR rtl-optimization/42388
11396 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
11397 that have no predecessors nor successors. Do not call move_bb_info
11398 for empty blocks outside of current region.
11400 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11402 PR rtl-optimization/42294
11403 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
11404 * sel-sched.c (move_exprs_to_boundary): Transitively add all
11405 originators' originators.
11407 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
11409 PR rtl-optimization/39453
11410 PR rtl-optimization/42246
11411 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
11413 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
11415 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11416 Alexander Monakov <amonakov@ispras.ru>
11418 PR middle-end/42245
11419 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
11420 (maybe_tidy_empty_bb): ... here. Make static. Add new
11421 argument. Update all callers.
11422 (tidy_control_flow): ... and here. Recompute topological order
11423 of basic blocks in region if necessary.
11424 (sel_redirect_edge_and_branch): Change return type. Return true
11425 if topological order might have been invalidated.
11426 (purge_empty_blocks): Export and move from...
11427 * sel-sched.c (purge_empty_blocks): ... here.
11428 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
11429 (maybe_tidy_empty_bb): Delete prototype.
11430 (purge_empty_blocks): Declare.
11432 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
11434 PR rtl-optimization/42249
11435 * sel-sched.c (try_replace_dest_reg): When chosen register
11436 and original register is the same, do not bail out early, but
11437 still check all original insns for validity of replacing destination
11438 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
11441 2010-01-14 Jakub Jelinek <jakub@redhat.com>
11444 Port from no-undefined-overflow branch:
11445 2009-03-09 Richard Guenther <rguenther@suse.de>
11447 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
11449 2010-01-14 Richard Guenther <rguenther@suse.de>
11452 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
11454 2010-01-14 Ira Rosen <irar@il.ibm.com>
11456 PR tree-optimization/42709
11457 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
11458 as scalar type in creation of constant vector operand.
11460 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11463 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
11464 (check-parallel-%): Match `testsuite' directory component only
11467 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
11469 PR translation/39521
11470 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
11473 2010-01-13 Richard Guenther <rguenther@suse.de>
11475 PR tree-optimization/42730
11476 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
11479 2010-01-13 Steve Ellcey <sje@cup.hp.com>
11482 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
11483 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
11486 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
11488 * config/bfin/libgcc-bfin.ver: Regenerate based on current
11489 libgcc-std.ver. Add entries for ___smulsi3_highpart and
11490 ___umulsi3_highpart.
11492 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
11493 rather than schedule_insns if the pass is enabled.
11495 2010-01-13 Martin Jambor <mjambor@suse.cz>
11497 PR tree-optimization/42704
11498 * tree-sra.c (sra_modify_assign): Do not delete assignments to
11501 2010-01-13 Martin Jambor <mjambor@suse.cz>
11503 PR tree-optimization/42703
11504 * tree-sra.c (analyze_access_subtree): Check that we can build a
11505 reference to the original data within the aggregate.
11507 2010-01-13 Richard Guenther <rguenther@suse.de>
11509 PR tree-optimization/42705
11510 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
11512 2010-01-13 Richard Guenther <rguenther@suse.de>
11514 PR middle-end/42716
11515 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
11517 2010-01-13 Jakub Jelinek <jakub@redhat.com>
11520 * var-tracking.c (values_to_unmark): New variable.
11521 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
11522 values_to_unmark vector. Moved body to...
11523 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
11524 instead queue it into values_to_unmark vector.
11525 (vt_find_locations): Free values_to_unmark vector.
11527 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
11529 * config/s390/s390.c (override_options): Set
11530 default of max-pending-list-length to 256
11532 2010-01-13 Richard Guenther <rguenther@suse.de>
11535 * tree-pass.h (PROP_gimple_lcx): New.
11536 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
11537 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
11538 before the final cleanup_eh.
11539 (dump_properties): Dump PROP_gimple_lcx.
11540 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
11541 (tree_lower_complex_O0): Remove.
11542 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
11543 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
11544 tree_lower_complex, schedule TODO_update_ssa.
11545 * lto-streamer-out.c (output_function): Stream the functions
11547 * lto-streamer-in.c (input_function): Likewise.
11548 (lto_read_body): Do not override them here.
11550 2010-01-12 Joseph Myers <joseph@codesourcery.com>
11553 * c-typeck.c (build_c_cast): Fold value cast to union type before
11554 wrapping it in a CONSTRUCTOR.
11556 2010-01-12 Jakub Jelinek <jakub@redhat.com>
11558 PR rtl-optimization/42699
11559 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
11562 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11564 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
11565 SUBTARGET_WARN_UNUSED_SPEC): Move ...
11566 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
11567 SUBTARGET_WARN_UNUSED_SPEC): ... here
11568 * config/mips/iris5.h (LIBGCC_SPEC): Define.
11570 2010-01-12 Julian Brown <julian@codesourcery.com>
11572 * config/arm/neon-schedgen.ml (Utils): Don't try to
11573 open missing module.
11574 (find_with_result): New.
11576 2010-01-12 Jakub Jelinek <jakub@redhat.com>
11579 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
11580 sharing when canonicalizing ({lt,ge}u (plus a b) b).
11582 PR tree-optimization/42645
11583 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
11584 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
11585 decl_map, set processing_debug_stmt to -1 and return name without
11588 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
11590 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
11591 binutils version, and reword target configuration description.
11593 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
11595 * config/avr/avr.h (LINKER_NAME): Remove.
11597 2010-01-11 Janis Johnson <janis187@us.ibm.com>
11600 * config/rs6000/rs6000.c (rs6000_override_options): On targets
11601 that support VSX, warn for -mno-altivec if vsx is not disabled,
11604 2010-01-11 Joseph Myers <joseph@codesourcery.com>
11605 Shujing Zhao <pearly.zhao@oracle.com>
11607 PR translation/42469
11608 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
11609 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
11610 character between option name and help text.
11611 * c.opt (imultilib): Likewise.
11613 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
11615 * lto-streamer-out.c (output_unreferenced_globals): Output static
11618 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
11620 PR rtl-optimization/42621
11621 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
11622 optimizing for size.
11623 (duplicate_computed_gotos): Remove now-redundant check.
11625 2010-01-10 Steve Ellcey <sje@cup.hp.com>
11628 * configure.ac: Save and restore LDFLAGS and LIBS
11629 * configure: Regenerate.
11631 2010-01-10 Richard Guenther <rguenther@suse.de>
11633 PR middle-end/42667
11634 * builtins.c (fold_builtin_strlen): Add type argument and
11635 convert the resulting length to it.
11636 (fold_builtin_1): Adjust.
11638 2010-01-09 Jakub Jelinek <jakub@redhat.com>
11640 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
11641 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
11643 (num_insns_constant_wide): Adjust for that change.
11645 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11648 * web.c (union_defs): Add used argument, to combine uses of
11649 uninitialized regs.
11650 (entry_register): Adjust type and tests of used argument.
11651 (web_main): Widen used for new use. Pass it to union_defs.
11652 * df.h (union_defs): Adjust prototype.
11654 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11657 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
11658 uses in new incoming argument. Free body.
11659 (reset_debug_uses_in_loop): New.
11660 (analyze_insn_to_expand_var): Call the latter if the former found
11661 anything. Fix whitespace. Reject invalid dest overlaps before
11662 going through all insns in the loop.
11664 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11667 * haifa-sched.c (dying_use_p): Debug insns don't count.
11669 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11671 PR middle-end/42363
11672 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
11673 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
11674 (verify_gimple_call): Reject LHS in noreturn calls.
11676 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11680 * tree-vect-loop-manip.c (adjust_info): New type.
11681 (adjust_vec): New pointer to vector.
11682 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
11683 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
11684 (slpeel_update_phis_for_duplicate_loop): Use them.
11685 (slpeel_update_phi_nodes_for_guard1): Likewise.
11686 (slpeel_update_phi_nodes_for_guard2): Likewise.
11687 (slpeel_tree_peel_loop_to_edge): Likewise.
11688 (vect_update_ivs_after_vectorizer): Likewise.
11690 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11692 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
11693 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
11695 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
11697 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
11698 bogus uninitialized warning.
11700 2010-01-09 Richard Guenther <rguenther@suse.de>
11702 PR middle-end/42512
11703 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
11704 the evolution is compatible with the initial condition.
11706 2010-01-09 Jakub Jelinek <jakub@redhat.com>
11708 * gcc.c (process_command): Update copyright notice dates.
11709 * gcov.c (print_version): Likewise.
11710 * gcov-dump.c (print_version): Likewise.
11711 * mips-tfile.c (main): Likewise.
11712 * mips-tdump.c (main): Likewise.
11714 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
11717 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
11719 (rotlhi3_8): Delete.
11721 (rotlsi3_8): Delete.
11722 (rotlsi3_16): Delete.
11723 (rotlsi3_24): Delete.
11724 (rotl<mode>3): New.
11725 (*rotw<mode>3): New.
11726 (*rotb<mode>3): New.
11727 * config/avr/avr.c (avr_rotate_bytes): New function.
11728 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
11730 2010-01-08 Steve Ellcey <sje@cup.hp.com>
11733 * configure.ac: Modify -rdynamic check.
11734 * configure: Regenerate.
11736 2010-01-08 DJ Delorie <dj@redhat.com>
11738 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
11739 register popping order.
11741 2010-01-08 Richard Guenther <rguenther@suse.de>
11744 * c.opt (fsigned-char): Also let LTO handle this option.
11745 (funsigned-char): Likewise.
11747 2010-01-07 Richard Guenther <rguenther@suse.de>
11749 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
11750 (gimple_op): Likewise.
11751 (gimple_op_ptr): Likewise.
11752 (gimple_assign_set_lhs): Remove gcc_assert.
11753 (gimple_assign_set_rhs1): Likewise.
11754 (gimple_assign_set_rhs2): Likewise.
11755 (gimple_call_set_lhs): Likewise.
11756 (gimple_call_set_fn): Likewise.
11757 (gimple_call_set_fndecl): Likewise.
11758 (gimple_call_fndecl): Likewise.
11759 (gimple_call_return_type): Likewise.
11760 (gimple_call_set_chain): Likewise.
11761 (gimple_call_num_args): Likewise.
11762 (gimple_call_set_arg): Likewise.
11763 (gimple_cond_set_code): Likewise.
11764 (gimple_cond_set_lhs): Likewise.
11765 (gimple_cond_set_rhs): Likewise.
11766 (gimple_cond_set_true_label): Likewise.
11767 (gimple_cond_set_false_label): Likewise.
11768 (gimple_label_set_label): Likewise.
11769 (gimple_goto_set_dest): Likewise.
11770 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
11771 (gimple_debug_bind_get_value): Likewise.
11772 (gimple_debug_bind_get_value_ptr): Likewise.
11773 (gimple_debug_bind_set_var): Likewise.
11774 (gimple_debug_bind_set_value): Likewise.
11775 (gimple_debug_bind_reset_value): Likewise.
11776 (gimple_debug_bind_has_value_p): Likewise.
11777 (gimple_return_retval_ptr): Remove gcc_assert.
11778 (gimple_return_retval): Likewise.
11779 (gimple_return_set_retval): Likewise.
11780 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
11781 (safe_referenced_var_iterator): Remove.
11782 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
11783 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
11784 (fill_referenced_var_vec): Remove.
11785 (first_readonly_imm_use): Remove redundant gcc_assert.
11786 (phi_arg_index_from_use): Combine gcc_asserts.
11787 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
11788 (first_imm_use_stmt): Remove redundant gcc_assert.
11789 * tree-cfg.c (verify_gimple_call): Verify function and chain
11790 operands. Verify arguments.
11791 (verify_types_in_gimple_stmt): Verify condition code and labels.
11793 2010-01-07 Richard Guenther <rguenther@suse.de>
11795 PR tree-optimization/42641
11796 * sese.c (rename_map_elt_info): Use the SSA name version, do
11799 2010-01-07 Jakub Jelinek <jakub@redhat.com>
11801 PR tree-optimization/42625
11802 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
11803 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
11805 2010-01-07 Duncan Sands <baldrick@free.fr>
11807 * Makefile.in (PLUGIN_HEADERS): Add version.h.
11809 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
11812 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
11813 note itself is not function_invariant_p.
11815 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
11817 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
11818 Do not add the DF_NOTE problem.
11819 * store-motion.c (execute_rtl_store_motion): Likewise.
11821 2010-01-07 Martin Jambor <mjambor@suse.cz>
11823 PR tree-optimization/42157
11824 * tree-sra.c (compare_access_positions): Stabilize sort if both
11825 accesses have integer types, return zero immediately if they are the
11828 2010-01-06 Richard Henderson <rth@redhat.com>
11830 PR middle-end/41883
11831 * haifa-sched.c (add_to_note_list): Merge into ...
11832 (concat_note_lists): ... here, and ...
11833 (unlink_other_notes, rm_other_notes): Merge into...
11834 (remove_notes): ... here. Create REG_SAVE_NOTEs for
11835 NOTE_INSN_EPILOGUE_BEG.
11837 2010-01-06 Richard Guenther <rguenther@suse.de>
11839 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
11840 not inline regular functions into always-inline functions.
11842 2010-01-06 Nick Clifton <nickc@redhat.com>
11844 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
11845 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
11847 (OVERRIDE_OPTIONS): Delete.
11848 (OPTIMIZATION_OPTIONS): Define.
11849 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
11850 * config/rx/rx.c (rx_handle_option): Issue an error message if
11851 -mcpu=rx200 and -fpu are used together.
11852 (rx_set_optimization_options): New function. Issue an error
11853 message if an optimization attribute attempts to reset the FPU/
11854 math optimization pairing.
11855 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
11856 * config/rx/rx.opt: Set the default to 32-bit doubles.
11857 * config/rx/t-rx: Add multilibs for -nofpu option.
11858 * doc/invoke.texi: Update documentation of RX options.
11860 2010-01-06 Richard Guenther <rguenther@suse.de>
11862 * tree-ssa-pre.c (name_to_id): New global.
11863 (alloc_expression_id): Simplify SSA name handling.
11864 (lookup_expression_id): Likewise.
11865 (init_pre): Zero name_to_id.
11866 (fini_pre): Free it.
11868 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
11870 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
11872 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
11875 * config/i386/sse.md (smaxv2di3): New.
11876 (umaxv2di3): Likewise.
11877 (sminv2di3): Likewise.
11878 (uminv2di3): Likewise.
11880 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
11883 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
11884 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
11885 (legitimize_tls_address): Likewise.
11886 (sparc_tls_referenced_p): Likewise.
11887 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
11888 and adjust calls to legitimize_pic_address.
11889 (legitimate_constant_p) Use sparc_tls_referenced_p.
11890 (legitimate_pic_operand_p): Likewise.
11891 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
11892 (sparc_tls_symbol_ref_1): Delete.
11893 (sparc_tls_referenced_p): Make static, recognize specific patterns.
11894 (legitimize_tls_address): Make static, handle CONST patterns.
11895 (legitimize_pic_address): Make static, remove unused parameter and
11896 adjust recursive calls.
11897 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
11898 and adjust call to legitimize_pic_address.
11899 (sparc_output_mi_thunk): Likewise.
11901 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
11902 H.J. Lu <hongjiu.lu@intel.com>
11905 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
11906 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
11907 operands to make them signed.
11910 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
11913 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
11914 GTU to GT for V4SI and V2DI.
11916 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
11917 (umin<mode>3): Removed.
11919 (uminv4si3): Likewise.
11921 2010-01-05 Martin Jambor <mjambor@suse.cz>
11923 PR tree-optimization/42462
11924 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
11925 current_function_decl to helper functions and macros.
11927 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11930 * flags.h: Don't include real.h.
11931 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
11932 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
11933 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
11934 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
11935 * dominance.c: Update copyright.
11936 * gimple.c (walk_gimple_op): Remove inline.
11937 * tree-ssa-reassoc.c: Include real.h.
11938 * Makefile.in (FLAGS_H): Remove $(REAL_H).
11939 (tree-ssa-reassoc.o): Depend on $(REAL_H).
11941 2010-01-05 Nick Clifton <nickc@redhat.com>
11943 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
11944 register to push into the stack frame when the accumulator has to
11945 be saved during interrupts.
11947 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
11949 * doc/invoke.texi: Remove the documentation about option
11950 -Wunreachable-code.
11951 * common.opt (Wunreachable-code): Preserved for backward
11953 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
11954 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
11955 the backward compatibility flag section.
11957 2010-01-05 Richard Guenther <rguenther@suse.de>
11959 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
11961 2010-01-05 Jakub Jelinek <jakub@redhat.com>
11964 * cfgexpand.c (expand_one_var): Diagnose too large variables.
11966 PR tree-optimization/42508
11967 * tree-sra.c (convert_callers): Check for recursive call
11968 by comparing cgraph nodes instead of decls.
11969 (modify_function): Call ipa_modify_formal_parameters also
11970 on all same_body aliases.
11972 * cgraphunit.c (cgraph_materialize_all_clones): Compare
11973 cgraph nodes when checking for same_body aliases.
11975 2010-01-05 Richard Guenther <rguenther@suse.de>
11977 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
11978 allocation and lookup.
11979 (get_or_alloc_expr_for_constant): Likewise.
11980 (phi_translate): Sink allocation.
11982 2010-01-04 Richard Guenther <rguenther@suse.de>
11984 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
11985 a new entry only if needed.
11986 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
11987 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
11989 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
11991 (phi_translate): Handle CONSTANTs early.
11993 2010-01-04 Martin Jambor <mjambor@suse.cz>
11995 PR tree-optimization/42398
11996 * tree-sra.c (struct access): Removed flag grp_different_types.
11997 (dump_access): Do not dump the removed flag.
11998 (sort_and_splice_var_accesses): Do not set the removed flag.
11999 (sra_modify_expr): Check for type compatibility directly.
12001 2010-01-04 Martin Jambor <mjambor@suse.cz>
12003 PR tree-optimization/42366
12004 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
12005 edges with variable number of parameters.
12006 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
12007 flag instead of asserting it.
12008 (ipa_read_node_info): Read uses_analysis_done flag.
12010 2010-01-04 Richard Guenther <rguenther@suse.de>
12012 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
12013 iterative_hash_* as intended.
12014 (vn_reference_compute_hash): Likewise. Simplify hashing
12016 (vn_reference_lookup_2): Likewise.
12017 (vn_nary_op_compute_hash): Likewise.
12018 (vn_phi_compute_hash): Likewise.
12019 (expressions_equal_p): Remove strange code.
12020 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
12021 (pre_expr_hash): Likewise. Simplify hashing SSA names.
12022 (bitmap_insert_into_set_1): Take value-id as parameter.
12023 (add_to_value): Pass it.
12024 (bitmap_insert_into_set): Likewise.
12025 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
12027 2010-01-04 Jakub Jelinek <jakub@redhat.com>
12030 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
12031 (do_self_spec): For switches with SWITCH_IGNORE set set also
12032 SWITCH_IGNORE_PERMANENTLY.
12033 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
12036 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
12038 * lto-streamer-out.c (output_unreferenced_globals): Output the full
12039 tree of an unreferenced global var.
12041 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12044 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
12045 GTU to GT for V4SI and V2DI.
12047 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
12048 (umin<mode>3): Removed.
12050 (uminv4si3): Likewise.
12052 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
12055 * collect2.c (main): Turn on trace in collect2 if -v is passed
12058 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
12060 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
12061 description of expression operand.
12063 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
12065 * configure.ac: Add install-html to target_list for Make-hooks.
12066 * configure: Regenerate.
12067 * fortran/Make-lang.in (F95_HTMLFILES): New.
12068 (fortran.html): Use it.
12069 (fortran.install-html): New.
12070 * Makefile.in (install-html): Add lang.install-html.
12071 * java/Make-lang.in (JAVA_HTMLFILES): New.
12072 (java.html): Use it.
12073 (java.install-html): New.
12074 * objc/Make-lang.in (objc.install-html): New.
12075 * objcp/Make-lang.in (obj-c++.install-html): New.
12076 * cp/Make-lang.in (c++.install-html): New.
12077 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
12078 * lto/Make-lang.in (lto.install-html): New.
12080 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
12083 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
12085 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
12087 PR rtl-optimization/41862
12088 * store-motion.c (store_killed_in_insn, compute_store_table,
12089 remove_reachable_equiv_notes, replace_store_insn,
12090 build_store_vectors): Ignore all DEBUG_INSNs.
12092 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
12095 * common.opt: Add dumpdir.
12097 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
12099 (option_map): Add --dumpdir.
12101 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
12103 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
12105 * opts.c (decode_options): Try dump_dir_name first if
12106 dump_base_name isn't an absolute path.
12107 (common_handle_option): Handle OPT_dumpdir.
12109 * toplev.c (dump_dir_name): New.
12110 (print_switch_values): Also ignore -dumpdir.
12112 * toplev.h (dump_dir_name): New.
12114 2010-01-03 Richard Guenther <rguenther@suse.de>
12116 PR tree-optimization/42589
12117 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
12118 double-word expansion of bswap32.
12120 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
12122 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
12123 with BLOCK_FOR_INSN.
12124 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
12125 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
12126 noce_process_if_block): Likewise.
12127 * gcse.c (compute_local_properties, insert_expr_in_table,
12128 insert_set_in_table, canon_list_insert, find_avail_set,
12129 pre_insert_copy_insn): Likewise.
12131 * basic-block.h (BLOCK_NUM): Move from here...
12132 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
12134 2010-01-03 Richard Guenther <rguenther@suse.de>
12136 PR tree-optimization/42438
12137 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
12138 contains_may_not_return_call flag.
12139 (BB_MAY_NOTRETURN): New.
12140 (valid_in_sets): Trapping nary operations are not valid
12141 in blocks that may not return.
12142 (insert_into_preds_of_block): Remove check for trapping expressions.
12143 (compute_avail): Compute also BB_MAY_NOTRETURN.
12145 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
12147 * doc/invoke.texi: Add 2010 to copyright years.
12149 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
12151 * config/sparc/sparc.c: Fix formatting nits.
12153 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
12154 Alexander Monakov <amonakov@ispras.ru>
12156 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
12158 2010-01-02 Richard Guenther <rguenther@suse.de>
12160 PR middle-end/42577
12161 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
12162 (simplify_switch_using_ranges): Mark to be removed edges
12165 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12167 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
12169 * collect2.c (scan_libraries): Add missing argument in call to
12172 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
12175 * config/alpha/predicates.md (aligned_memory_operand): Return false
12177 (unaligned_memory_operand): Return true for CQImode.
12178 * config/alpha/alpha.c (get_aligned_mem): Assert that location
12179 doesn not cross aligned SImode word boundary.
12181 2010-01-02 Anatoly Sokolov <aesok@post.ru>
12183 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
12185 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
12186 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
12188 2010-01-02 Richard Guenther <rguenther@suse.de>
12191 * toplev.c (compile_file): Emit LTO marker properly. Change
12192 it to __gnu_lto_v1.
12193 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
12195 2010-01-01 Richard Guenther <rguenther@suse.de>
12198 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
12200 2010-01-01 Richard Guenther <rguenther@suse.de>
12203 * c-decl.c (grokdeclarator): For zero-size arrays force
12204 structural equality checks as layout_type does.
12206 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
12208 * builtins.c: Update copyright to 2010.
12210 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
12213 * lto-streamer-out.c (produce_asm): Revert the last change.
12214 (copy_function): Likewise.
12216 * lto-streamer.c (lto_get_section_name): Skip any leading
12219 2010-01-01 Richard Guenther <rguenther@suse.de>
12221 PR middle-end/42559
12222 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
12226 Copyright (C) 2010 Free Software Foundation, Inc.
12228 Copying and distribution of this file, with or without modification,
12229 are permitted in any medium without royalty provided the copyright
12230 notice and this notice are preserved.