1 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
3 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
4 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
5 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
6 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
7 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
8 propagate the 'data' argument to copy_tree_r.
9 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
10 Propagate 'data' argument to walk_tree.
11 (copy_if_shared): New function.
12 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
13 (unmark_visited): New function.
14 (unshare_body): Call copy_if_shared instead of doing it manually.
15 (unvisit_body): Call unmark_visited instead of doing it manually.
17 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
19 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
20 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
22 * target-def.h (TARGET_FOLD_BUILTIN): Define to
23 hook_tree_tree_int_treep_bool_null.
24 * target.h: (struct gcc_target): Update signature of fold_builtin
26 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
27 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
28 instead of the call expression.
29 (fold_builtin_call_array): Pass n and argarray directly.
30 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
32 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
33 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
34 `i' and use it in place of `arity'.
35 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
36 Dereference `args' directly.
37 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
39 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
41 * doc/sourcebuild.texi (Effective-Target Keywords): Document
43 (Directives): Document optional dg-require-effective-target
46 2010-05-19 Richard Guenther <rguenther@suse.de>
49 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
51 2010-05-19 Richard Guenther <rguenther@suse.de>
53 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
54 * common.opt (fwhopr=): New.
55 * opts.c (common_handle_option): Handle OPT_fwhopr.
56 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
57 * collect2.c (main): Match -fwhopr*.
58 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
59 Execute ltrans stage in parallel when jobs is bigger than 1.
61 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
63 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
64 pentiumpro on Solaris 8/x86 with Sun as.
65 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
67 (gcc_cv_as_ix86_quad): Check for .quad directive.
68 * configure: Regenerate.
69 * config.in: Regenerate.
70 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
72 2010-05-19 Martin Jambor <mjambor@suse.cz>
74 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
75 also for indirect edges. Actual printing moved...
76 (ipa_print_node_jump_functions_for_edge): ...here.
77 (ipa_compute_jump_functions): Renamed to
78 ipa_compute_jump_functions_for_edge and made static.
79 (ipa_compute_jump_functions): New function.
80 (make_edge_direct_to_target): Check if the number of arguments on
81 the newly direct edge is the same as the number of parametrs of
83 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
84 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
85 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
86 analysis functions unconditionally, call the new
87 ipa_analyze_params_uses on the node instead of every edge.
89 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
91 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
93 (dump_mem_ref): Adopt debug code to handle a tree as step. This
94 also checks for a constant int vs. non-constant but
96 (find_or_create_group): Change the sort algorithm to only consider
97 steps that are constant ints.
98 (idx_analyze_ref): Adopt code to handle a tree instead of a
99 HOST_WIDE_INT for step.
100 (gather_memory_references_ref): Handle tree instead of int and be
101 prepared to see a NULL_TREE.
102 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
103 prefetches if the step cannot be calculated at compile time.
104 (issue_prefetch_ref): Issue prefetches for non-constant but
105 loop-invariant steps.
107 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
110 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
112 * tree.h (build_call_list): Remove.
113 * tree.c (build_call_list): Remove.
115 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
117 * tree.h (build_call_list): Remove.
118 * tree.c (build_call_list): Remove.
120 2010-05-18 Jan Hubicka <jh@suse.cz>
122 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
124 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
126 PR rtl-optimization/43332
127 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
129 2010-05-18 Anatoly Sokolov <aesok@post.ru>
131 * tree.h (build_int_cstu): Implement as static inline.
132 * tree.c (build_int_cstu): Remove function.
133 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
136 2010-05-18 Richard Guenther <rguenther@suse.de>
139 * lto-wrapper.c (verbose): New variable. Initialize from -v.
140 (debug): Initialize from -save-temps.
141 (collect_execute): Print command-line when verbose.
142 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
143 for ltrans invocation. Produce -dumpbase flag again.
144 (process_args): Remove.
146 * collect2.c (maybe_run_lto_and_relink): Only pass object
147 files to lto-wrapper.
148 * gcc.c (LINK_COMMAND_SPEC): Likewise.
150 2010-05-18 Jan Hubicka <jh@suse.cz>
152 * opts.c (decode_options): Do not disable whopr at ipa_cp.
153 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
155 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
158 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
160 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
163 2010-05-18 Jakub Jelinek <jakub@redhat.com>
166 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
169 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
171 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
172 lto-macho as lto_binary_reader.
174 * darwin.c (darwin_asm_named_section): Do not add assembler comment
175 after .section directive; just print it before the directive instead.
177 2010-05-17 Jan Hubicka <jh@suse.cz>
179 * cgraph.c (cgraph_create_virtual_clone): Only check
180 versionable_function_p when not in wpa and checking is enabled.
181 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
182 there are no more functions to materialize.
184 2010-05-17 Jan Hubicka <jh@suse.cz>
186 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
187 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
189 (output_cgraph): Call output_cgraph_opt_summary.
190 (input_cgrpah): Call input_cgraph_opt_summary.
191 (output_cgraph_opt_summary_p, output_node_opt_summary,
192 input_node_opt_summary, input_cgraph_opt_section): New functions.
193 * lto-section-in.c (lto_section_name): Add cgraphopt.
194 * tree-inline.c (tree_function_versioning): Handle parm_num.
195 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
196 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
198 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
200 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
201 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
202 the insn to prefetch ratio heuristic to loops with known trip count.
204 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
206 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
207 (schedule_prefetches): Do not generate a prefetch if the unroll factor
208 is far from what is required by the prefetch.
210 2010-05-17 Jan Hubicka <jh@suse.cz>
212 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
213 (ipcp_estimate_growth): Likewise.
214 (ipcp_const_param_count): Likewise.
215 (ipcp_insert_stage): Likewise.
216 * ipa-prop.c (visit_load_for_mod_analysis): New function.
217 (visit_store_addr_for_mod_analysis): Set used flag.
218 (ipa_detect_param_modifications): Set used flag for SSE params;
219 update use of walk_stmt_load_store_addr_ops.
220 (ipa_print_node_params): Print used flag.
221 (ipa_write_node_info): Stream used flag.
222 (ipa_read_node_info): Likewise.
223 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
224 (ipa_is_param_used): New function.
225 (lto_ipa_fixup_call_notes): Remove unused declaration.
227 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
230 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
231 * configure: Regenerate.
232 * config.in: Regenerate.
233 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
234 !HAVE_AS_IX86_REP_LOCK_PREFIX.
235 Don't emit whitespace.
236 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
237 (*rep_movsi): Likewise.
238 (*rep_movsi_rex64): Likewise.
239 (*rep_movqi): Likewise.
240 (*rep_movqi_rex64): Likewise.
241 (*rep_stosdi_rex64): Likewise.
242 (*rep_stossi): Likewise.
243 (*rep_stossi_rex64): Likewise.
244 (*rep_stosqi): Likewise.
245 (*rep_stosqi_rex64): Likewise.
246 (*cmpstrnqi_nz_1): Use {%;} after repz.
247 (*cmpstrnqi_nz_rex_1): Likewise.
248 (*cmpstrnqi_1): Likewise.
249 (*cmpstrnqi_rex_1): Likewise.
250 (*strlenqi_1): Use {%;} after repnz.
251 (*strlenqi_rex_1): Likewise.
252 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
253 (*sync_compare_and_swap<mode>): Likewise.
254 (sync_double_compare_and_swap<mode>): Likewise.
255 (*sync_double_compare_and_swapdi_pic): Likewise.
256 (sync_old_add<mode>): Likewise.
257 (sync_add<mode>): Likewise.
258 (sync_sub<mode>): Likewise.
259 (sync_<code><mode>): Likewise.
261 2010-05-17 Martin Jambor <mjambor@suse.cz>
263 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
264 otr_token and polymorphic.
265 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
266 (cgraph_clone_edge): Copy the above fields.
267 * tree.c (get_binfo_at_offset): New function.
268 * tree.h (get_binfo_at_offset): Declare.
269 * ipa-prop.h (enum jump_func_type): Added known_type jump function
270 type, reordered items, updated comments.
271 (union jump_func_value): Added base_type field, reordered fields.
272 (enum ipa_lattice_type): Moved down in the file.
273 (struct ipa_param_descriptor): New field polymorphic.
274 (ipa_is_param_polymorphic): New function.
275 * ipa-prop.c: Include gimple.h and gimple-fold.h.
276 (ipa_print_node_jump_functions): Print known type jump functions.
277 (compute_complex_pass_through): Renamed to...
278 (compute_complex_assign_jump_func): this.
279 (compute_complex_ancestor_jump_func): New function.
280 (compute_known_type_jump_func): Likewise.
281 (compute_scalar_jump_functions): Create known type and complex ancestor
283 (ipa_note_param_call): New parameter polymorphic, set the corresponding
284 flag in the call note accordingly.
285 (ipa_analyze_call_uses): Renamed to...
286 (ipa_analyze_indirect_call_uses): this. New parameter target, define
287 variable var only in the block where it is used.
288 (ipa_analyze_virtual_call_uses): New function.
289 (ipa_analyze_call_uses): Likewise.
290 (combine_known_type_and_ancestor_jfs): Likewise.
291 (update_jump_functions_after_inlining): Implemented handling of a
292 number of new jump function types combination.
293 (print_edge_addition_message): Removed.
294 (make_edge_direct_to_target): New function.
295 (try_make_edge_direct_simple_call): Likewise.
296 (try_make_edge_direct_virtual_call): Likewise.
297 (update_call_notes_after_inlining): Renamed to...
298 (update_indirect_edges_after_inlining): this. Moved edge creation for
299 indirect calls to try_make_edge_direct_simple_call, also calls
300 try_make_edge_direct_virtual_call for virtual calls.
301 (ipa_print_node_params): Changed the header message.
302 (ipa_write_jump_function): Stream also known type jump functions.
303 (ipa_read_jump_function): Likewise.
304 (ipa_write_indirect_edge_info): Stream new fields in
305 cgraph_indirect_call_info.
306 (ipa_read_indirect_edge_info): Likewise.
307 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
310 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
312 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
314 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
316 * tree.h (CALL_EXPR_ARGS): Delete.
317 (call_expr_arglist): Delete.
318 * tree.c (call_expr_arglist): Delete.
319 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
320 targetm.fold_builtin.
321 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
322 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
323 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
324 arglist parameter. Use CALL_EXPR_ARG.
325 (picochip_expand_builtin_3op): Likewise.
326 (picochip_expand_builtin_2opvoid): Likewise.
327 (picochip_expand_array_get): Likewise.
328 (picochip_expand_array_put): Likewise.
329 (picochip_expand_array_testport): Likewise.
330 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
332 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
334 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
335 than TREE_VALUE and TREE_CHAIN.
336 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
337 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
340 2010-05-17 Jakub Jelinek <jakub@redhat.com>
343 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
344 to have no fallthru edge.
347 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
348 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
349 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
350 add BARRIER after previous bb if needed.
352 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
354 * tree.c (build_function_type_list_1): Remove bogus assert condition.
356 2010-05-17 Alan Modra <amodra@gmail.com>
358 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
359 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
360 with copy_reg rtx param.
361 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
362 Correct cases where code for ABI_V4 did not initialise the reg
363 used to access frame. Also leave frame_reg_rtx as sp for large
364 frames that save no regs.
366 2010-05-17 Martin Jambor <mjambor@suse.cz>
369 * tree-sra.c (create_access_replacement): New parameter rename, mark
370 the replaement for renaming only when it is true.
371 (get_access_replacement): Pass true in the rename parameter of
372 create_access_replacement.
373 (get_unrenamed_access_replacement): New function.
374 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
375 replacement declaration from it.
377 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
379 * function.c (try_fit_stack_local, add_frame_space): New static
381 (assign_stack_local_1): Use them. Look for opportunities to use
382 space previously wasted on alignment.
383 * function.h (struct frame_space): New.
384 (struct rtl_data): Add FRAME_SPACE_LIST member.
385 * reload1.c (something_was_spilled): New static variable.
387 (reload): Test it in addition to testing if the frame size changed.
389 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
391 * config/s390/s390.c: Define sane prefetch settings and activate
392 flag_prefetch_loop_arrays on -O3.
393 * config/s390/s390.h: Declare that read can use write prefetch.
395 2010-05-17 Jakub Jelinek <jakub@redhat.com>
397 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
400 2010-05-16 Jan Hubicka <jh@suse.cz>
402 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
403 function body; do not check stdarg field of struct function.
405 2010-05-16 Jan Hubicka <jh@suse.cz>
407 * cgraph.c (dump_cgraph_node): Dump versionable flag.
408 * cgraph.h (cgraph_local_info): Add versionable flag.
409 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
410 (ipcp_versionable_function_p): Use it.
411 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
414 2010-05-16 Jan Hubicka <jh@suse.cz>
416 * cgraph.c (cgraph_clone_node): Take decl argument and insert
417 clone into hash when it is different from orig.
418 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
419 * cgraph.h (cgraph_clone_node): Update prototype.
420 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
421 (lto_cgraph_encoder_delete): Delete body map.
422 (lto_cgraph_encoder_size): Move to header.
423 (lto_cgraph_encoder_encode_body_p,
424 lto_set_cgraph_encoder_encode_body): New.
425 (lto_output_node): Do not take written_decls argument; output clone_of
427 (add_node_to): Add include_body_argument; call
428 lto_set_cgraph_encoder_encode_body on master of the clone.
429 (add_references): Update use of add_node_to.
430 (compute_ltrans_boundary): Likewise.
431 (output_cgraph): Do not create written_decls bitmap.
432 (input_node): Take nodes argument; stream in clone_of correctly.
433 (input_cgraph_1): Update use of input_node.
434 * lto-streamer-out.c (lto_output): Use encoder info to decide
435 what bodies to output.
436 * ipa-inline.c (cgraph_clone_inlined_nodes,
437 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
438 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
439 (lto_cgraph_encoder_size): Define here.
440 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
443 2010-05-16 Richard Guenther <rguenther@suse.de>
445 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
447 * ipa-type-escape.c (gate_type_escape_vars): Run when
448 -fipa-struct-reorg runs.
449 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
450 * common.opt (fipa-type-escape): Remove.
452 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
454 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
455 (decode_options): Likewise.
456 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
458 2010-05-16 Jan Hubicka <jh@suse.cz>
460 * ipa.c (function_and_variable_visibility): Also bring local all
463 2010-05-16 Richard Guenther <rguenther@suse.de>
465 * alias.c (nonoverlapping_memrefs_p): Remove use of
466 IPA type-escape information.
468 2010-05-16 Joseph Myers <joseph@codesourcery.com>
470 * c-common.c (c_common_reswords): Add _Static_assert for C.
471 * c-parser.c (c_token_starts_declaration,
472 c_parser_next_token_starts_declaration,
473 c_parser_static_assert_declaration_no_semi,
474 c_parser_static_assert_declaration): New.
475 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
476 Handle static assertions if static_assert_ok.
477 (c_parser_external_declaration, c_parser_declaration_or_fndef,
478 c_parser_compound_statement_nostart, c_parser_label,
479 c_parser_for_statement, c_parser_objc_methodprotolist,
480 c_parser_omp_for_loop): All callers of
481 c_parser_declaration_or_fndef changed.
482 (c_parser_struct_declaration): Handle static assertions.
483 (c_parser_compound_statement_nostart): Use
484 c_parser_next_token_starts_declaration and
485 c_token_starts_declaration to detect start of declarations.
486 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
489 2010-05-16 Anatoly Sokolov <aesok@post.ru>
491 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
492 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
493 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
494 TARGET_FUNCTION_VALUE_REGNO_P): Define.
495 (mmix_function_outgoing_value): Rename to...
496 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
497 (mmix_function_value_regno_p): Make static.
498 (mmix_libcall_value): New function.
499 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
500 mmix_function_value_regno_p): Remove declaration.
502 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
504 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
505 BUILT_IN_ALLOCA if stack checking is enabled.
507 2010-05-16 Richard Guenther <rguenther@suse.de>
509 * var-tracking.c (vars_copy_1): Inline ...
510 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
511 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
512 (variable_merge_over_cur): Adjust. Merge asserts.
513 (variable_merge_over_src): Likewise.
514 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
515 (variable_post_merge_new_vals): Merge asserts.
516 (variable_post_merge_perm_vals): Likewise.
517 (find_mem_expr_in_1pdv): Likewise.
518 (dataflow_set_different_value): Remove.
519 (onepart_variable_different_p): Merge asserts.
520 (variable_different_p): Likewise.
521 (dataflow_set_different_1): Inline ...
522 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
523 (emit_notes_for_differences_1): Merge asserts.
525 2010-05-16 Richard Guenther <rguenther@suse.de>
527 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
528 * optabs.c (libfunc_decl_hash): Likewise.
529 * varasm.c (emutls_decl): Likewise.
531 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
533 * c-decl.c: Don't include gimple.h.
534 (merge_decls): Do not copy gimple_body.
536 2010-05-15 Jason Merrill <jason@redhat.com>
538 * c.opt: Add -fnothrow-opt.
540 2010-05-15 Jan Hubicka <jh@suse.cz>
542 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
544 * passes.c (ipa_write_summaries): Write all analyzed nodes.
546 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
548 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
549 * Makefile.in: Add it.
550 Fix all other Makefile dependencies for changes below.
551 * tree.h: Include it instead of defining VEC primitives here.
552 * gimple.h: Likewise.
554 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
555 * except.h: Include vecir.h, break dependence on tree.h.
557 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
559 * tree-iterator.c: ...to here.
560 * tree-iterator.h: Fix file introduction comment. Add extern markers.
562 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
564 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
565 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
566 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
567 tree-mudflap.h, and target.h.
568 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
569 predict.h, tree-inline.h, gimple.h, and langhooks.h.
570 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
571 Add FIXME for why gimple.h is still included (should be unnecessary
572 since GCC 4.5 gimplification unit-at-a-time).
573 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
574 * c-pragma.c: Add FIXME for why function.h needs to be included just
575 for cfun, at front-end level.
576 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
577 Do not include ggc.h, but include vecprim.h for VEC(char).
578 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
579 Explain why target.h is included.
580 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
581 Explain why gimple.h is included.
582 * c-ppoutput.c: Do not include tm.h.
583 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
584 * c-parses.c: Explain why rtl.h is included, and that this (and only
585 this) is also why tm.h must be included.
586 Do not include except.h.
587 * c-lang.c: Do not include ggc.h.
589 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
591 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
593 2010-05-15 Joseph Myers <joseph@codesourcery.com>
595 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
596 unions by default if those structs and unions have no tags. Do
597 not condition anonymous struct and unions handling on flag_iso.
598 Allow anonymous structs and unions for C1X.
599 (finish_struct): Do not diagnose lack of named fields when
600 anonymous structs and unions present for C1X. Accept flexible
601 array members in structure with anonymous structs or unions but no
602 directly named fields.
603 * doc/extend.texi (Unnamed Fields): Update.
605 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
607 * gimple.h (compare_field_offset): Rename into...
608 (gimple_compare_field_offset): ...this.
609 * gimple.c (compare_field_offset): Rename into...
610 (gimple_compare_field_offset): ...this. Compare the full access if
611 the offset is self-referential.
612 (gimple_types_compatible_p): Adjust for above renaming.
613 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
614 DECL_NONADDRESSABLE_P flag of fields before merging them.
616 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
618 * tree.h (ctor_to_list): Delete.
619 * tree.c (ctor_to_list): Delete.
621 2010-05-15 Jan Hubicka <jh@suse.cz>
623 * ipa-reference.c: Include toplev.h
624 (is_proper_for_analysis): Only add to all_module_statics
626 (write_node_summary_p, stream_out_bitmap,
627 ipa_reference_write_optimization_summary,
628 ipa_reference_read_optimization_summary): New.
629 (struct ipa_opt_pass_d pass_ipa_reference): Add
630 optimization summary streaming.
631 * lto-cgraph.c (referenced_from_this_partition_p,
632 reachable_from_this_partition_p): New functions.
633 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
634 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
635 * opts.c (decode_options): Enable ipa_reference.
636 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
637 * lto-streamer.h (referenced_from_this_partition_p,
638 reachable_from_this_partition_p): Declare.
640 2010-05-15 Richard Guenther <rguenther@suse.de>
642 PR tree-optimization/44038
643 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
644 taking the address of a V_C_E of a constant.
646 2010-05-14 Jan Hubicka <jh@suse.cz>
648 * tree.h (memory_identifier_string): Remove.
649 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
650 (ipa_reference_global_vars_info_d): Remove statics_not_read and
652 (ipa_reference_optimization_summary_d): New structure.
653 (ipa_reference_optimization_summary_t): New type and vector.
654 (ipa_reference_vars_info_d): Embedd structures instead of using
656 (reference_vars_to_consider): Remove out of GGC space.
657 (module_statics_escape): Remove.
658 (global_info_obstack): Rename to ...
659 (optimization_summary_obstack): ... this one.
660 (initialization_status_t): Remove.
661 (memory_identifier_string): Remove.
662 (get_reference_vars_info): Fix indenting.
663 (set_reference_vars_info): Likewise.
664 (get_reference_optimization_summary): New.
665 (set_reference_optimization_summary): New.
666 (get_global_reference_vars_info): Remove.
667 (ipa_reference_get_read_global): Remove.
668 (ipa_reference_get_written_global): Remove.
669 (ipa_reference_get_not_read_global): Update.
670 (ipa_reference_get_not_written_global): Update.
671 (is_proper_for_analysis): Outlaw addressable.
672 (propagate_bits): Update for new datastructures.
673 (analyze_variable): Remove.
674 (init_function_info): Update for new datastructures.
675 (clean_function_local_data): Remove.
676 (clean_function): Remove.
677 (copy_global_bitmap): Use optimizations_summary_obstack.
678 (duplicate_node_data): Duplicate optimization summary only.
679 (remove_node_data): Remove optimization summary only.
680 (generate_summary): Do not analyze variables; do not compute
681 module_statics_escape; do not prune solutions by it.
682 (read_write_all_from_decl): Fix typos in comments.
683 (propagate): Doscover readonly and nonaddressable first;
684 update for new datastructures; share global bitmaps.
685 * ipa-reference.h (ipa_reference_get_read_global,
686 ipa_reference_get_written_global): Remove.
687 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
688 * Makefile.in: Remove ipa-refereference from GT files.
690 2010-05-14 Jakub Jelinek <jakub@redhat.com>
693 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
694 for all SYMBOL_REF_DECLs.
696 2010-05-14 Jan Hubicka <jh@suse.cz>
698 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
699 (varpool_all_refs_explicit_p): New inline function.
700 * ipa-reference.c: Update comment.
701 (module_statics_written): Remove.
702 (get_static_decl): Remove.
703 (ipa_init): Do not initialize module_statics_written.
704 (analyze_function): Likewise.
705 (generate_summary): Likewise; do not compute module_statics_readonly
706 and do not update variable flags.
707 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
708 * ipa.c: Inlucde flags.h
709 (cgraph_local_node_p): New.
710 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
711 promote functions to local.
712 (ipa_discover_readonly_nonaddressable_vars): New function.
713 (function_and_variable_visibility): Use cgraph_local_node_p.
714 * varpool.c (varpool_finalize_decl): Set force_output for
715 DECL_PRESERVE_P vars.
717 2010-05-14 Jan Hubicka <jh@suse.cz>
719 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
721 2010-05-14 Richard Guenther <rguenther@suse.de>
723 PR tree-optimization/44119
724 * tree-ssa-pre.c (eliminate): Properly mark replacement of
725 a PHI node necessary.
727 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
729 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
731 2010-05-14 Jason Merrill <jason@redhat.com>
734 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
735 (gimple_call_set_nothrow): New.
736 * gimple.c (gimple_build_call_from_tree): Call it.
737 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
740 * gimplify.c (gimplify_seq_add_stmt): No longer static.
741 * gimple.h: Declare it.
742 * gimple.c (gimple_build_eh_filter): No ops.
744 2010-05-14 Jan Hubicka <jh@suse.cz>
746 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
747 nodes already in queue.
748 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
751 2010-05-14 Jakub Jelinek <jakub@redhat.com>
754 * cfgexpand.c (expand_debug_expr): If non-memory op0
755 has BLKmode, return NULL.
757 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
759 * config.gcc: Add support for --with-cpu option for bdver1.
760 * config/i386/i386.h (TARGET_BDVER1): New macro.
761 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
762 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
763 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
764 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
765 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
766 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
767 (processor_type): Add PROCESSOR_BDVER1.
768 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
769 processor_type in config/i386/i386.h.
770 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
771 movaps <reg, reg> instead of movapd <reg, reg> when replacing
772 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
773 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
774 to emit packed xor instead of packed double/packed integer
775 xor for SSE and AVX when moving a zero value.
776 * config/i386/sse.md: Add check for
777 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
778 movapd/movdqa for SSE and AVX.
779 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
780 single logical operations i.e and, or and xor instead of packed double
781 logical operations for SSE and AVX.
782 * config/i386/i386-c.c (ix86_target_macros_internal):
783 Add PROCESSOR_BDVER1.
784 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
785 (has_fma4, has_xop): New.
786 * config/i386/i386.c (bdver1_cost): New variable.
787 (m_BDVER1): New macro.
788 (m_AMD_MULTIPLE): Add m_BDVER1.
789 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
790 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
791 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
792 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
793 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
794 x86_tune_sse_partial_reg_dependency,
795 x86_tune_sse_unaligned_load_optimal,
796 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
797 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
798 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
799 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
800 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
801 Enable/disable for bdver1.
802 (processor_target_table): Add bdver1_cost.
803 (cpu_names): Add bdver1.
804 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
805 processor_alias_table.
806 (ix86_expand_vector_move_misalign): Change.
807 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
808 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
809 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
810 of movupd/movdqu for SSE and AVX.
811 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
812 (ix86_tune_adjust_cost): Add code for bdver1.
813 (standard_sse_constant_opcode): Add check for
814 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
815 of packed double xor for SSE and AVX.
817 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
819 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
822 2010-05-14 Tristan Gingold <gingold@adacore.com>
824 * toplev.c (default_debug_hooks): Remove this variable.
825 (process_options): Remove assignments to default_debug_hooks.
827 2010-05-14 Martin Jambor <mjambor@suse.cz>
829 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
830 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
831 * langhooks.h (struct lang_hooks_for_decls): Removed field
833 * tree.c (free_lang_data): Remove assignment to
834 lang_hooks.fold_obj_type_ref.
835 * tree.def (OBJ_TYPE_REF): Update comment.
837 2010-05-14 Richard Guenther <rguenther@suse.de>
839 PR tree-optimization/44124
840 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
842 2010-05-14 Alan Modra <amodra@gmail.com>
845 * config/rs6000/rs6000.c (struct machine_function): Reorder
846 fields for better packing. Add lr_save_state.
847 (rs6000_ra_ever_killed): Return lr_save_state if set.
848 (rs6000_emit_eh_reg_restore): Set lr_save_state.
850 2010-05-13 Jan Hubicka <jh@suse.cz>
852 * varpool.c (decide_is_variable_needed): Drop code checking
853 TREE_SYMBOL_REFERENCED.
855 2010-05-13 Jan Hubicka <jh@suse.cz>
857 * final.c (output_addr_const): Do not call mark_decl_referenced.
858 * cgraphunit.c (process_function_and_variable_attributes): Use
859 mark_needed_node dirrectly.
860 (assemble_thunk): Do not call mark_decl_referenced.
862 2010-05-13 Anatoly Sokolov <aesok@post.ru>
864 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
866 2010-05-13 Jeff Law <law@redhat.com>
868 * ira-conflicts.c (print_allocno_conflicts): New function broken out
870 (print_conflicts): Call print_allocno_conflicts.
872 2010-05-13 Jakub Jelinek <jakub@redhat.com>
875 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
878 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
880 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
881 t-mingw-w64 or t-mingw-w32 for multilib configuration.
882 * config/i386/t-mingw-w32: New.
883 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
885 2010-05-13 Martin Jambor <mjambor@suse.cz>
887 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
889 * gimple-fold.c (get_base_binfo_for_type): New function.
890 (gimple_get_relevant_ref_binfo): Likewise.
891 (gimple_fold_obj_type_ref_known_binfo): Likewise.
892 (gimple_fold_obj_type_ref): Likewise.
893 (fold_gimple_call): Simplify condition for folding virtual calls
894 and call gimple_fold_obj_type_ref.
895 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
896 (gimple_fold_obj_type_ref_known_binfo): Likewise.
898 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
900 * config/rs6000/rs6000-protos.h
901 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
902 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
903 (rs6000_debug_mode_dependent_address)
904 (rs6000_mode_dependent_address_ptr): Likewise.
906 2010-05-13 Jakub Jelinek <jakub@redhat.com>
909 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
911 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
912 * tree-sra.c (create_access_replacement): Call unshare_expr before
913 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
914 * dwarf2out.c: Include tree-flow.h.
915 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
916 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
917 Handle DW_OP_bit_piece.
918 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
919 construct_piece_list, adjust_piece_list): New functions.
920 (add_var_loc_to_decl): Handle SRA optimized variables.
921 Adjust for var_loc_note to loc field renaming.
922 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
923 in VAR_LOCATION note.
924 (new_loc_descr_op_bit_piece): New function.
925 (dw_sra_loc_expr): New function.
926 (dw_loc_list): Use it. Don't handle the last range after the
927 loop, handle it inside of the loop. Adjust for var_loc_note
928 to loc field renaming.
929 (add_location_or_const_value_attribute): Only special case
930 single entry loc lists if loc is NOTE_P. Adjust for
931 var_loc_note to loc field renaming.
932 (dwarf2out_var_location): Don't set newloc->var_loc_note
933 and newloc->next here.
935 2010-05-12 Jan Hubicka <jh@suse.cz>
937 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
939 * cgraph.h (cgraph_only_called_directly_p,
940 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
941 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
942 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
944 * ipa.c (cgraph_remove_unreachable_nodes): Use
945 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
947 * tree-inline.c (copy_bb): Check address_taken flag.
948 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
949 externally_visible flag.
951 2010-05-12 Jason Merrill <jason@redhat.com>
955 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
956 * sdbout.c (plain_type_1): Likewise.
957 * dwarf2out.c (is_base_type): Likewise.
958 (gen_type_die_with_usage): Likewise. Generate
959 DW_TAG_unspecified_type for any LANG_TYPE.
961 2010-05-12 Jan Hubicka <jh@suse.cz>
963 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
965 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
966 (cgraph_clone_edge): Update.
967 (cgraph_node_remove_callees): Remove indirect calls too.
968 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
969 (cgraph_create_indirect_edge): Update prototype.
970 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
971 is_proper_for_analysis.
972 (add_new_function, visited_nodes, function_insertion_hook_holder,
973 get_local_reference_vars_info, mark_address_taken, mark_address,
974 mark_load, mark_store, check_asm_memory_clobber, check_call,
975 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
976 (ipa_init): Do not initialize visited_nodes;
977 function_insertion_hook_holder.
978 (analyze_variable): Rewrite.
979 (analyze_function): Rewrite.
980 (copy_local_bitmap): Remove.
981 (duplicate_node_dat): Do not duplicate local info.
982 (generate_summary): Simplify to only walk cgraph.
983 (write_node_summary_p, ipa_reference_write_summary,
984 ipa_reference_read_summary): Remove.
985 (propagate): Do not remove function insertion;
987 (pass_ipa_reference): NULLify summary handling fields.
988 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
989 (input_edge): Input ecf_flags.
990 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
991 (update_indirect_edges_after_inlining): Ignore edges with unknown
994 2010-05-12 Sriraman Tallam <tmsriram@google.com>
996 * implicit-zee.c: New file.
997 * tree-pass.h (pass_implicit_zee): Declare.
998 * passes.c (init_optimization_passes): Add zee pass.
999 * common.opt (fzee): New flag.
1000 * timevar.def (TV_ZEE): Define.
1001 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
1003 * Makefile.in (implicit-zee.o): Add new build file.
1005 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1006 Nathan Froyd <froydnj@codesourcery.com>
1008 * c-common.c (sync_resolve_params): Remove write-only variable.
1010 2010-05-12 Anatoly Sokolov <aesok@post.ru>
1012 * target.h (struct gcc_target): Add mode_dependent_address_p field.
1013 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1014 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
1015 * targhooks.c (default_mode_dependent_address_p): New function.
1016 * targhooks.h (default_mode_dependent_address_p): Declare function.
1017 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1018 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1019 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1020 target hook. Change return type to bool.
1021 * recog.h: (mode_dependent_address_p): Change return type to bool.
1023 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1024 Nathan Froyd <froydnj@codesourcery.com>
1026 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1027 build_function_type_2, build_function_type_3): Remove.
1028 (mudflap_init): Use build_function_type_list.
1030 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1031 Nathan Froyd <froydnj@codesourcery.com>
1033 * coverage.c (build_fn_info_value): Call build_constructor instead of
1034 build_constructor_from_list.
1035 (build_ctr_info_value): Likewise.
1036 (build_gcov_info): Likewise.
1038 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1040 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1041 resultant constructor.
1042 (build_constructor_single): Don't set TREE_CONSTANT.
1043 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1045 2010-05-12 Jan Hubicka <jh@suse.cz>
1047 * cgraph.h (struct varpool_node): Add aux.
1048 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1049 * varpool.c (varpool_remove_node): Do not remove initializer.
1050 (varpool_reset_queue): Export.
1051 (varpool_finalize_decl): Volatile vars are forced to be output.
1052 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1054 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1055 process_references, varpool_can_remove_if_no_refs): New functions.
1056 (cgraph_remove_unreachable_nodes): Handle variables too.
1058 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1061 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1063 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1066 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1067 change value of ORT_TASK.
1068 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1069 (omp_notice_threadprivate_variable): New function.
1070 (omp_notice_variable): Call it for threadprivate variables.
1071 If enclosing ctx is a task, print enclosing task rather than
1072 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1073 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1074 if task has untied clause.
1077 * dwarf2out.c (base_type_die): Don't add name attribute here.
1078 (modified_type_die): Instead of sizetype use
1079 its underlying original type. If a DW_TAG_base_type doesn't
1080 have name added, add __unknown__.
1081 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1082 always call force_type_die instead.
1084 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1086 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1087 for __stack_chk_guard.
1089 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1091 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1092 don't call start_source_file debug hook here...
1093 (finish_options): ... but here, after outputting predefined and
1094 command line defines and undefs.
1097 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1099 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1100 optimizing away empty bb with no successors, move over its
1101 footer chain to fallthru predecessor.
1102 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1103 (rtl_split_edge): For asm goto call patch_jump_insn even if
1104 splitting fallthru edge.
1107 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1108 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1109 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1110 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1114 * c-parser.c (c_parser_expression): Mark LHS of a comma
1115 expression as read if it is a decl, handled component or
1116 COMPOUND_EXPR with that on the RHS.
1117 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1118 if it is a decl or handled component.
1120 2010-05-11 Jan Hubicka <jh@suse.cz>
1122 * lto-symtab.c (lto_symtab_free): New function.
1123 * lto-streamer.h (lto_symtab_free): Declare.
1125 2010-05-11 Jan Hubicka <jh@suse.cz>
1127 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1128 that if function is needed it is reachable.
1129 (lto_output_node): See if it the function is reachable or referenced.
1130 (output_cgraph): Update call of lto_output_node.
1131 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1133 2010-05-11 Jan Hubicka <jh@suse.cz>
1135 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1138 2010-05-11 Jan Hubicka <jh@suse.cz>
1140 PR tree-optimize/44063
1141 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1143 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1145 (estimate_function_body_sizes): Compute sizes even when disregarding.
1147 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1149 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1151 2010-05-11 Jan Hubicka <jh@suse.cz>
1153 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1154 into every boundary.
1156 2010-05-11 Jan Hubicka <jh@suse.cz>
1158 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1160 2010-05-11 Jan Hubicka <jh@suse.cz>
1162 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1163 lto_streamer_cache_delete): Put nodes into heap.
1164 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1167 2010-05-11 Jan Hubicka <jh@suse.cz>
1169 * cgraphbuild.c (cgraph_rebuild_references): New.
1170 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1172 * cgraph.h (cgraph_rebuild_references): Declare.
1173 * tree-inline.c (tree_function_versioning): Use it.
1174 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1176 2010-05-11 Jan Hubicka <jh@suse.cz>
1178 * cgraph.c: Include ipa-utils.h
1179 (cgraph_create_virtual_clone): Update references.
1180 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1182 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1184 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1185 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1188 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1190 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1192 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1194 * gcc.c (execute): For -### don't quote arguments that
1195 contain just alphanumerics and _/-. characters.
1196 * doc/invoke.texi: Document that change for -###.
1199 * df-problems.c (struct dead_debug): Add to_rescan field.
1200 (dead_debug_init): Clear to_rescan field.
1201 (dead_debug_finish): Rescan all debug insns in to_rescan
1202 bitmap and free the bitmap.
1203 (dead_debug_insert_before): Instead of rescanning debug insns
1204 immediately queue their rescanning until dead_debug_finish.
1205 (df_note_bb_compute): After dead_debug_add do continue instead
1208 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1211 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1212 clear also INSN_REG_USE_LIST.
1214 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1216 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1218 2010-05-10 Jan Hubicka <jh@suse.cz>
1220 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1223 2010-05-10 Jan Hubicka <jh@suse.cz>
1225 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1227 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1228 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1229 (lto_streamer_cache_create): Init alloc pool.
1230 (lto_streamer_cache_delete): Free alloc pool.
1231 * lto-streamer.h: Include alloc pool.
1232 (lto_streamer_cache_d): Use alloc pool.
1233 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1235 2010-05-10 Jan Hubicka <jh@suse.cz>
1237 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1238 * cgraphbuild.c: Include except.h
1239 (record_type_list, record_eh_tables): New function.
1240 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1242 2010-05-10 Jan Hubicka <jh@suse.cz>
1244 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1245 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1248 2010-05-10 Michael Matz <matz@suse.de>
1250 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1251 (can_reassociate_p): Use FLOAT_TYPE_P.
1252 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1253 (vect_force_simple_reduction): ... this.
1254 * tree-parloops.c (gather_scalar_reductions): Use
1255 vect_force_simple_reduction.
1256 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1257 vect_is_simple_reduction, add modify argument, if true rewrite
1258 "a-b" into "a+(-b)".
1259 (vect_is_simple_reduction, vect_force_simple_reduction): New
1261 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1263 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1264 Vladimir Makarov <vmakarov@redhat.com>
1266 PR rtl-optimization/44012
1267 * ira-build.c (remove_unnecessary_allocnos): Nullify
1268 regno_allocno_map of the removed allocno.
1270 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1272 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1274 * configure: Regenerate.
1276 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1278 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1280 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1281 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1283 * configure: Regenerate.
1285 2010-05-10 Richard Guenther <rguenther@suse.de>
1287 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1288 marked if the entry identifier is marked.
1290 2010-05-10 Richard Guenther <rguenther@suse.de>
1292 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1293 (handle_fnspec_attribute): New function.
1294 * gimple.h (gimple_call_return_flags): Declare.
1295 (gimple_call_arg_flags): Likewise.
1296 * gimple.c (gimple_call_arg_flags): New function.
1297 (gimple_call_return_flags): Likewise.
1298 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1300 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1302 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1303 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1305 (make_heapvar_for): ... this new function.
1306 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1307 (handle_lhs_call): Likewise.
1308 (find_func_aliases): Adjust.
1310 2010-05-10 Richard Guenther <rguenther@suse.de>
1312 PR tree-optimization/44050
1313 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1315 2010-05-10 Wei Guozhi <carrot@google.com>
1318 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1320 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1323 * c-typeck.c (lookup_field): Take a type directly. Update
1325 (build_component_ref): Update call to lookup_field.
1326 (set_init_label): Use lookup_field to find initialized field.
1327 Handle returned list of fields like a sequence of designators.
1329 2010-05-09 Richard Guenther <rguenther@suse.de>
1332 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1333 handle &FUNCTION_DECL.
1335 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1338 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1339 structures and unions recursively.
1340 (detect_field_duplicates): Move duplicate detection with a hash to
1341 detect_field_duplicates_hash. Always use a hash if anonymous
1342 structures or unions are present.
1343 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1346 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1349 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1350 detect Atom, Core 2 and Core i7.
1352 2010-05-09 Richard Guenther <rguenther@suse.de>
1354 * gcc.c (store_arg): Handle temporary file deletion for
1357 2010-05-09 Richard Guenther <rguenther@suse.de>
1360 * ipa-inline.c (estimate_function_body_sizes): Return after
1361 disregarding inline limits.
1363 2010-05-09 Richard Guenther <rguenther@suse.de>
1365 * gcc.c (store_arg): Revert last change.
1367 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1370 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1371 (optimize_ops_list): Call it.
1373 2010-05-08 Richard Guenther <rguenther@suse.de>
1375 PR tree-optimization/44030
1376 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1377 NECESSARY flag if we propagate from a inserted expression.
1379 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1381 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1382 domain types as equal if they are both PLACEHOLDER_EXPRs.
1384 2010-05-08 Richard Guenther <rguenther@suse.de>
1386 * lto-wrapper.c (run_gcc): Remove linker output from
1387 command line for LTRANS invocation.
1389 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1391 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1392 lto-macho as lto_binary_reader.
1393 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1394 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1395 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1396 in lto_start and lto_end calls.
1397 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1399 (scan_prog_file): Update is_elf_or_coff call.
1400 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1402 * collect2.c (main): Fix enum comparison.
1404 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1406 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1407 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1408 and TARGET_ASM_LTO_END.
1409 * darwin.c: Include obstack.h and lto-streamer.h.
1410 (lto_section_names_offset, lto_section_names_obstack,
1411 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1413 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1414 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1415 to a temporary file.
1416 (darwin_asm_lto_end): New function. Restore asm_out_file.
1417 (darwin_asm_named_section): For LTO sections, replace the name with
1418 the offset of the section name in a string table, and build this
1420 (darwin_file_start): Initialize global vars for LTO support.
1421 (darwin_file_end): If output to asm_out_file was redirected, append it
1422 to the proper asm_out_file here. Add the section names section.
1424 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1426 * c-pragma.c (pending_weak_d, pending_weak): New.
1427 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1428 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1429 handle_pragma_weak): Update the uses of pending_weaks.
1431 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1433 PR documentation/44016
1434 * doc/standards.texi (Standards): Link to unversioned
1435 cxx0x_status.html page.
1437 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1440 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1441 in addition to TREE_USED, to avoid "set but unused" warnings.
1443 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1445 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1446 (is_loop_prefetching_profitable): Do not insert prefetches
1447 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1448 times the prefetch ahead distance.
1450 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1452 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1453 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1454 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1457 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1459 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1460 a diagnostic info when the insn-to-mem ratio is too small.
1462 2010-05-07 Richard Guenther <rguenther@suse.de>
1464 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1466 (store_arg): Queue temp_filename for deletion instead of
1469 2010-05-07 Richard Guenther <rguenther@suse.de>
1471 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1472 (run_gcc): Handle LTRANS phase invocation.
1473 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1475 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1477 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1478 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1480 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1482 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1484 2010-05-07 Richard Guenther <rguenther@suse.de>
1486 PR tree-optimization/44020
1487 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1488 code when PRE is not yet initialized.
1490 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1492 * config/mips/dbxmdebug.h: Remove.
1493 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1495 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1497 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1498 with null pointer and also warn about ordered comparison of zero with
1501 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1503 * graphite-blocking.c
1504 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1505 * graphite-clast-to-gimple.c
1506 (clast_to_gcc_expression): Same.
1507 (precision_for_value): Same.
1508 (precision_for_interval): Same.
1509 (gcc_type_for_interval): Same.
1510 (graphite_create_new_guard): Same.
1511 (compute_bounds_for_level): Same.
1512 (graphite_create_new_loop_guard): Same.
1513 * graphite-interchange.c
1514 (build_linearized_memory_access): Same.
1515 (pdr_stride_in_loop): Same.
1516 (memory_strides_in_loop_1): Same.
1517 (memory_strides_in_loop): Same.
1518 (extend_scattering): Same.
1519 (psct_scattering_dim_for_loop_depth): Same.
1520 (pbb_number_of_iterations): Same.
1522 (debug_iteration_domains): Same.
1524 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1525 (ppl_set_inhomogeneous_gmp): Same.
1526 (ppl_strip_loop): Same.
1527 (ppl_lexico_compare_linear_expressions): Same.
1528 (ppl_read_polyhedron_matrix): Same.
1529 (ppl_max_for_le_pointset): Same.
1531 (ppl_read_polyhedron_matrix): Same.
1532 (tree_int_to_gmp): Same.
1533 (gmp_cst_to_tree): Same.
1534 (ppl_set_inhomogeneous): Same.
1535 (ppl_set_inhomogeneous_tree): Same.
1536 (ppl_set_coef): Same.
1537 (ppl_set_coef_tree): Same.
1538 * graphite-sese-to-poly.c
1539 (build_pbb_scattering_polyhedrons): Same.
1540 (build_scop_scattering): Same.
1541 (scan_tree_for_params_right_scev): Same.
1542 (scan_tree_for_params): Same.
1543 (find_params_in_bb): Same.
1544 (find_scop_parameters): Same.
1545 (add_upper_bounds_from_estimated_nit): Same.
1546 (build_loop_iteration_domains): Same.
1547 (add_condition_to_domain): Same.
1548 (pdr_add_memory_accesses): Same.
1550 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1552 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1553 CLooG's value_* macros to their respective mpz_* counterparts.
1554 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1555 (graphite_create_new_loop_guard): Same.
1556 * graphite-interchange.c (build_linearized_memory_access): Same.
1557 (pdr_stride_in_loop): Same.
1558 (memory_strides_in_loop_1): Same.
1559 (1st_interchange_profitable_p): Same.
1560 * graphite-poly.c (extend_scattering): Same.
1561 (psct_scattering_dim_for_loop_depth): Same.
1562 (pbb_number_of_iterations): Same.
1563 (pbb_number_of_iterations_at_time): Same.
1564 * graphite-poly.h (new_1st_loop): Same.
1565 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1566 (oppose_constraint): Same.
1567 (insert_constraint_into_matrix): Same.
1568 (ppl_set_inhomogeneous_gmp): Same.
1569 (ppl_set_coef_gmp): Same.
1570 (ppl_strip_loop): Same.
1571 (ppl_lexico_compare_linear_expressions): Same.
1572 (ppl_max_for_le_pointset): Same.
1573 (ppl_min_for_le_pointset): Same.
1574 (ppl_build_realtion): Same.
1575 * graphite-ppl.h (gmp_cst_to_tree): Same.
1576 (ppl_set_inhomogeneous): Same.
1577 (ppl_set_inhomogeneous_tree): Same.
1578 (ppl_set_coef): Same.
1579 (ppl_set_coef_tree): Same.
1580 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1581 (build_scop_scattering): Same.
1582 (add_value_to_dim): Same.
1583 (scan_tree_for_params_right_scev): Same.
1584 (scan_tree_for_params_int): Same.
1585 (scan_tree_for_params): Same.
1586 (find_params_in_bb): Same.
1587 (find_scop_parameters): Same.
1588 (add_upper_bounds_from_estimated_nit): Same.
1589 (build_loop_iteration_domains): Same.
1590 (create_linear_expr_from_tree): Same.
1591 (add_condition_to_domain): Same.
1592 (pdr_add_memory_accesses): Same.
1594 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1595 Jason Merrill <jason@redhat.com>
1597 * c-common.c (c_common_reswords): Add nullptr.
1598 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1599 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1600 (gen_type_die_with_usage): Likewise.
1601 * dbxout.c (dbxout_type): Likewise.
1602 * sdbout.c (plain_type_1): Likewise.
1604 2010-05-06 Jason Merrill <jason@redhat.com>
1606 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1607 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1609 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1611 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1612 stripping WITH_SIZE_EXPR.
1613 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1616 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1618 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1619 list of obsolete configurations.
1620 Disabled check for obsolete configurations.
1621 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1622 Removed support for previous versions.
1623 * config/mips/iris.h: Removed.
1624 * config/mips/iris5.h: Removed.
1625 * config/mips/iris6.h: Merged old iris.h contents.
1626 (TARGET_IRIX): Removed.
1627 (DRIVER_SELF_SPECS): Removed mabi=32.
1628 (IDENT_ASM_OP): Removed undef.
1629 (STARTFILE_SPEC): Removed mabi=32.
1630 (ENDFILE_SPEC): Likewise.
1631 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1632 (MACHINE_TYPE): Update for IRIX 6.5.
1633 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1634 TARGET_IRIX by TARGET_IRIX6.
1635 (mips_file_start): Likewise.
1636 (mips_output_external): Remove IRIX 5/6 O32 support.
1637 (mips_output_function_prologue): Likewise.
1638 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1640 (TARGET_CPU_CPP_BUILTINS): Likewise.
1641 (TARGET_IRIX): Removed.
1642 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1643 (MULTILIB_DIRNAMES): Removed 32.
1644 (MULTILIB_OSDIRNAMES): Removed ../lib.
1645 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1646 (Specific, mips-sgi-irix5): Document removal.
1647 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1648 Remove references to older IRIX 6 releases and the O32 ABI.
1650 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1653 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1654 instead of DF_REF_REAL_REG.
1656 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1659 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1660 handling to still return true for x64 targets.
1662 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1664 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1666 2010-05-06 Jan Hubicka <jh@suse.cz>
1668 PR tree-optimization/43791
1669 * ipa-inline.c (update_caller_keys): Remove bogus
1670 disregard_inline_limits check.
1672 2010-05-06 Michael Matz <matz@suse.de>
1674 PR tree-optimization/43984
1675 * tree-ssa-pre.c (inserted_phi_names): Remove.
1676 (inserted_exprs): Change to bitmap.
1677 (create_expression_by_pieces): Set bits, don't append to vector.
1678 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1679 (eliminate): Don't look at inserted_phi_names, remove deleted
1680 insns from inserted_exprs.
1681 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1682 (init_pre, fini_pre): Allocate and free bitmaps.
1683 (execute_pre): Insert insns on edges before elimination.
1685 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1687 * tree.c (initializer_zerop): Handle STRING_CST.
1689 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1692 * doc/invoke.texi (Wimplicit): Document as C only.
1693 * opts.c (common_handle_option): Add argument kind.
1694 (handle_option): Rename as read_cmdline_option. Factor out code to...
1695 (handle_option): ... here. New.
1696 (handle_options): Rename as read_cmdline_options.
1697 (decode_options): Update call.
1698 (set_option): Use option index instead of option pointer. Classify
1699 diagnostics correctly.
1700 (enable_warning_as_error): Call handle_option.
1701 * opts.h (set_option): Update declaration.
1702 (handle_option): Declare.
1703 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1704 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1705 * c-opts.c (set_Wimplicit): Delete.
1706 (c_family_lang_mask): New static constant.
1707 (c_common_handle_option): Add argument kind. Use handle_option
1708 instead of set_Wimplicit.
1709 (c_common_post_options): warn_implicit and warn_implicit_int
1710 are disabled by default.
1711 * c-common.c (warn_implicit): Do not define here.
1712 * c-common.h (warn_implicit): Do not declare here.
1713 (c_common_handle_option): Update declaration.
1714 * lto-opts.c (lto_reissue_options): Update call to set_option.
1716 2010-05-06 Richard Guenther <rguenther@suse.de>
1718 PR tree-optimization/43571
1719 * domwalk.c (walk_dominator_tree): Walk the dominator
1720 sons in more optimal order.
1722 2010-05-06 Richard Guenther <rguenther@suse.de>
1724 PR tree-optimization/43934
1725 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1726 (stmt_cost): Likewise.
1727 (extract_true_false_args_from_phi): New helper.
1728 (determine_max_movement): For PHI nodes verify we can hoist them
1729 and compute their cost.
1730 (determine_invariantness_stmt): Handle PHI nodes.
1731 (move_computations_stmt): Likewise. Hoist PHI nodes in
1732 if-converted form using COND_EXPRs.
1733 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1734 (tree_ssa_lim): Likewise.
1735 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1736 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1738 2010-05-06 Richard Guenther <rguenther@suse.de>
1740 PR tree-optimization/43987
1741 * tree-ssa-structalias.c (could_have_pointers): For possibly
1742 address-taken variables force pointers to be recorded.
1743 (create_variable_info_for_1): Likewise.
1744 (push_fields_onto_fieldstack): Pass in wheter all fields
1746 (find_func_aliases): Query types instead of vars whether
1747 they contain pointers where appropriate.
1749 2010-05-06 Jan Hubicka <jh@suse.cz>
1751 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1752 (record_reference, mark_address, mark_load, mark_store): Record
1754 (record_references_in_initializer): Update call of record_references.
1755 (rebuild_cgraph_edges): Remove all references before rebuiding.
1756 * cgraph.c (cgraph_create_node): Clear ref list.
1757 (cgraph_remove_node): Remove references.
1758 (dump_cgraph_node): Dump references.
1759 (cgraph_clone_node): Clone references.
1760 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1761 (struct cgraph_node, varpool_node): Add ref_lst.
1762 * ipa-ref.c: New file.
1763 * ipa-ref.h: New file.
1764 * ipa-ref-inline.h: New file.
1765 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1766 (referenced_from_other_partition_p): New function.
1767 (lto_output_varpool_node): Take set arugment; call
1768 referenced_from_other_partition.
1769 (lto_output_ref): New.
1770 (add_references): New.
1772 (output_cgraph): Compute boundary based on references; output refs.
1773 (output_varpool): Accept cgraph_node_set argument.
1776 (input_cgraph): Call input_refs.
1777 * lto-section-in.c (lto_section_name): Add refs.
1778 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1779 (ipa-ref.o): New file.
1780 * varpool.c (varpool_node): Clear ipa ref list.
1781 (varpool_remove_node): Remove references.
1782 (dump_varpool_node): Dump references.
1783 (varpool_assemble_decl): Only compile finalized ones.
1784 (varpool_extra_name_alias): Initialize ref list.
1785 * lto-streamer.c (lto-get_section_name): Add .refs section.
1786 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1787 (referenced_from_other_partition_p): Declared.
1789 2010-05-06 Ira Rosen <irar@il.ibm.com>
1791 PR tree-optimization/43901
1792 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1793 type is not NULL if it's transformation phase, and return
1794 FALSE if it's analysis.
1795 (vectorizable_conversion, vectorizable_operation,
1796 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1798 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1800 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1802 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1804 * config/mips/mips-protos.h
1805 (mips_small_register_classes_for_mode_p): Delete prototype.
1807 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1809 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1810 * config/arm/arm.c (multiple_operation_profitable_p,
1811 compute_offset_order): New static functions.
1812 (load_multiple_sequence, store_multiple_sequence): Use them.
1813 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1814 memory offsets, not register numbers.
1815 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1817 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1819 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1820 (get_pending_sizes, put_pending_size, put_pending_sizes):
1821 Update the uses of pending_sizes.
1822 * c-decl.c (store_parm_decls): Likewise.
1823 * c-tree.h (struct c_arg_info): Likewise.
1824 * tree.h: Update the prototype for get_pending_sizes and
1827 2010-05-05 Jason Merrill <jason@redhat.com>
1830 * c-common.c (handle_aligned_attribute): Respect
1831 ATTR_FLAG_TYPE_IN_PLACE.
1834 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1835 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1836 (TARGET_INITIALIZER): Use it.
1837 * c-common.c (attribute_takes_identifier_p): Call it.
1838 * c-common.h: Update prototype.
1839 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1840 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1842 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1845 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1846 DW_ID_down_case for Fortran compilation units.
1848 2010-05-05 Jan Hubicka <jh@suse.cz>
1850 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1853 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1855 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1856 a variable-sized RESULT_DECL.
1858 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1860 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1862 2010-05-05 Jason Merrill <jason@redhat.com>
1865 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1867 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1869 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1870 Jakub Jelinek <jakub@redhat.com>
1873 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1874 (dead_debug_init, dead_debug_finish): New functions.
1875 (dead_debug_add, dead_debug_insert_before): Likewise.
1876 (df_note_bb_compute): Initialize a dead_debug object, add dead
1877 debug uses to it, insert debug bind insns before death insns,
1878 reset debug insns that refer to pending uses at the end.
1879 * rtl.h (make_debug_expr_from_rtl): New prototype.
1880 * varasm.c (make_debug_expr_from_rtl): New function.
1882 2010-05-05 Jan Hubicka <jh@suse.cz>
1884 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1885 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1886 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1887 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1888 lto_varpool_encoder_encode_initializer_p,
1889 lto_set_varpool_encoder_encode_initializer): New functions.
1890 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1891 call output_varpool.
1892 (input_varpool_node): Do not always set analyzed.
1893 (input_cgraph_1): Return vector of cgraph nodes.
1894 (input_varpool_1): Return vector of varpools.
1895 (input_cgraph): Free the vectors.
1896 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1897 output only initializers needed.
1898 (lto_output): Only call output_cgraph.
1899 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1900 * lto-section-out.c (lto_new_out_decl_state): Initialize
1901 state->varpool_node_encoder.
1902 * lto-streamer.h (lto_varpool_encoder_d): New.
1903 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1904 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1905 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1906 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1907 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1909 (output_varpool, input_varpool): Remove declarations.
1911 2010-05-05 Jan Hubicka <jh@suse.cz>
1913 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1914 with body can prevail.
1916 2010-05-05 Jan Hubicka <jh@suse.cz>
1918 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1921 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1923 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1925 * gengtype.h (erro_at_line): Constify pos argument.
1927 * gengtype.c: Include hashtab.h.
1928 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1929 (error_at_line): Constify pos argument.
1930 (do_typedef): Initialize p->opt field.
1931 (get_file_gtfilename): Fix comment typo.
1932 (struct walk_type_data): Constify line field.
1933 (get_output_file_for_structure): New function.
1934 (write_local_func_for_structure): Constify orig_s argument.
1935 Use get_output_file_for_structure.
1936 (write_func_for_structure): Use get_output_file_for_structure.
1937 (INDENT): New define.
1938 (dump_pair, dump_type, dump_type_list, dump_typekind)
1939 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1940 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1942 (seen_types): New variable.
1943 (main): New variable do_dump. Process "-d" command line option.
1944 Call dump_everything if dump requested.
1946 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1948 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1949 in a temporary instead of invoking the macro multiple times.
1950 (track_expr_p): Likewise.
1952 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1954 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1956 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1957 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1958 conditions for printing notes.
1959 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1960 true, update documentation.
1961 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1963 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1966 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1969 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1972 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1973 (*sse_prologue_save_insn1): Likewise.
1974 (SSE prologue save splitter): Likewise.
1976 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1978 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1979 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1980 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1981 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1982 all decls. Call it on DECL_FIELD_OFFSET of fields.
1983 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1984 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1986 2010-05-04 Martin Jambor <mjambor@suse.cz>
1988 * tree-sra.c (build_access_from_expr_1): The first parameter type
1989 changed to simple tree.
1990 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1991 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1993 (build_accesses_from_assign): Removed all parameters except for a
1994 simple gimple statement. Now returns a simple bool.
1995 (scan_function): All non-analysis parts moved to separate functions
1996 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1997 parameters and updated both callers.
1998 (sra_modify_expr): Removed parameter data.
1999 (sra_modify_function_body): New function.
2000 (perform_intra_sra): Call sra_modify_function_body to modify the
2002 (replace_removed_params_ssa_names): Parameter data changed into
2004 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
2005 changed the parameter dont_convert to convert with the opposite
2007 (sra_ipa_modify_assign): Parameter data changed into adjustments
2008 vector, return value changed to bool.
2009 (ipa_sra_modify_function_body): New function.
2010 (sra_ipa_reset_debug_stmts): Updated a comment.
2011 (modify_function): Use ipa_sra_modify_function_body to modify function
2014 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2017 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2018 (canon_true_dependence): Likewise.
2019 (write_dependence_p): Likewise.
2021 2010-05-04 Jan Hubicka <jh@suse.cz>
2023 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2024 * cgraphbuild.c: Include ipa-utils.h
2025 (record_reference_ctx): New struct.
2026 (record_reference): Simplify to work on initializers; not statements.
2027 (mark_address, mark_load, mark_store): New.
2028 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2030 (record_references_in_initializer): Update use of record_reference.
2031 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2034 2010-05-04 Jan Hubicka <jh@suse.cz>
2036 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2037 node will be removed anyway.
2038 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2039 relink aliases of node into prevailing node.
2040 * varpool.c (varpool_remove_node): Remove aliases properly;
2041 when removing node, remove all its aliases too; remove DECL_INITIAL
2042 of removed node; ggc_free the varpool node.
2044 2010-05-04 Richard Guenther <rguenther@suse.de>
2046 PR tree-optimization/43879
2047 * tree-ssa-structalias.c (alias_get_name): Use
2048 DECL_ASSEMBLER_NAME if available.
2049 (create_function_info_for): Return the varinfo node.
2050 (ipa_pta_execute): Associate same-body aliases and extra names
2051 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2053 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2055 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2057 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2060 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2061 only if HONOR_REG_ALLOC_ORDER is not defined.
2063 2010-05-04 Richard Guenther <rguenther@suse.de>
2065 PR tree-optimization/43949
2066 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2069 2010-04-26 Jason Merrill <jason@redhat.com>
2071 * c.opt (-fstrict-enums): New.
2072 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2074 2010-05-03 David Ung <davidu@mips.com>
2075 James E. Wilson <wilson@codesourcery.com>
2077 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2078 emit the trap instruction before the divide for TUNE_74K.
2080 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2082 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2083 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2084 based on the above, for new target hook.
2086 * hooks.c (hook_bool_mode_true): New generic hook.
2087 * hooks.h (hook_bool_mode_true): Add prototype.
2089 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2091 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2092 target hook, set to hook_bool_mode_false.
2093 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2094 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2095 with targetm.small_register_classes_for_mode_p.
2096 (find_reusable_reload): Likewise.
2097 (combine_reloads): Likewise.
2098 * reload1.c (reload_as_needed): Likewise.
2099 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2100 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2101 dead_or_predicable): Likewise.
2102 * regmove.c (optimize_reg_copy_1): Likewise.
2103 * calls.c (prepare_call_address): Likewise.
2104 (precompute_register_parameters): Likewise.
2106 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2108 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2109 implementation of the hook that considers all register classes
2110 small except for SH64.
2111 (sh_override_options): Use the new hook.
2112 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2115 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2117 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2118 implementation of the hook that considers all register classes
2120 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2123 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2125 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2126 implementation of the hook that considers all register classes
2128 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2131 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2133 * config/m32c/m32c.h: Likewise.
2134 * config/pdp11/pdp11.h: Likewise.
2135 * config/avr/avr.h: Likewise.
2136 * config/xtensa/xtensa.h: Likewise.
2137 * config/m68hc11/m68hc11.h: Likewise.
2138 * config/mn10300/mn10300.h: Likewise.
2139 * config/mcore/mcore.h: Likewise.
2140 * config/h8300/h8300.h: Likewise.
2141 * config/bfin/bfin.h: Likewise.
2143 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2144 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2146 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2148 * double-int.h (tree_to_double_int): Remove macro.
2149 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2150 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2151 (tree_to_double_int): New function.
2152 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2154 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2156 2010-05-03 Richard Guenther <rguenther@suse.de>
2158 PR tree-optimization/43971
2159 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2160 constraints in the !flag_delete_null_pointer_checks case.
2162 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2165 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2166 result mode matches original rtl mode.
2168 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2171 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2173 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2175 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2176 when processing flag options.
2178 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2180 * gcov-iov.c (main): Change format string placeholder
2181 from %#08x to 0x%08x.
2182 * genchecksum.c (dosum): Change format string placeholder
2183 from %#02x to 0x%02x.
2185 2010-05-02 Richard Guenther <rguenther@suse.de>
2187 PR tree-optimization/43879
2188 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2190 2010-05-02 Bruno Haible <bruno@clisp.org>
2192 * doc/extend.texi (Function Attributes): Fix a typo.
2194 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2197 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2198 placeholder from 0x%x to %#x.
2199 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2200 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2201 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2202 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2203 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2204 * config/i386/i386.c (ix86_target_string): Ditto.
2205 * config/i386/i386.c (output_pic_addr_const): Ditto.
2206 (print_operand): Ditto.
2208 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2210 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2211 placeholder from 0x%x to %#x.
2212 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2213 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2214 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2215 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2216 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2217 * optc-gen.awk: Ditto.
2218 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2219 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2220 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2221 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2223 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2225 * target.h (struct calls): Add function_value_regno_p field.
2226 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2227 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2228 * targhooks.c (default_function_value_regno_p): New function.
2229 * targhooks.h (default_function_value_regno_p): Declare function.
2230 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2231 * builtins.c. (apply_result_size): (Ditto.).
2232 * combine.c. (likely_spilled_retval_p): (Ditto.).
2233 * mode-switching.c. Include 'target.h'.
2234 (create_pre_exit): Use function_value_regno_p hook.
2235 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2236 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2237 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2239 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2240 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2241 (ix86_function_value_regno_p): Declare as static, change argument
2242 type to const unsigned int.
2243 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2245 2010-05-01 Richard Guenther <rguenther@suse.de>
2247 PR tree-optimization/43949
2248 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2250 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2252 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2254 * rtl.h (CONST_DOUBLE_P): Define.
2255 (rtx_to_double_int): Declare.
2256 * emit-rtl.c (rtx_to_double_int): New function.
2257 * dwarf2out.c (insert_double): New function.
2258 (loc_descriptor, add_const_value_attribute): Clean up, use
2259 rtx_to_double_int and insert_double functions.
2261 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2263 * doc/extend.texi (Inline): Add missing return keyword to examples.
2264 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2267 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2269 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2270 the variable part of the offset as well. Use highest_pow2_factor for
2271 all alignment checks.
2273 2010-04-30 Richard Guenther <rguenther@suse.de>
2275 PR tree-optimization/43879
2276 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2279 2010-04-30 Jan Hubicka <jh@suse.cz>
2281 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2283 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2285 2010-04-30 Jan Hubicka <jh@suse.cz>
2287 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2289 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2290 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2291 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2292 cgraph_node_set_needs_ltrans_p): Remove.
2294 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2296 * sdbout.c: Include vec.h, do not include varray.h.
2297 (deferred_global_decls, sdbout_global_decl,
2298 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2299 * toplev.c: Do not include varray.h.
2300 (dump_memory_report): Do not dump VARRAY statistics.
2301 * gengtype.c (open_base_file): Ignore varray.h.
2302 * Makefile.in: Update for abovementioned changes.
2303 Remove all traces of varray.c and varray.h.
2304 * varray.c: Remove file.
2305 * varray.h: Remove file.
2307 2010-04-30 Jan Hubicka <jh@suse.cz>
2309 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2312 2010-04-30 Jan Hubicka <jh@suse.cz>
2314 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2317 2010-04-30 Richard Guenther <rguenther@suse.de>
2319 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2320 constraints for CONSTRUCTOR.
2322 2010-04-30 Richard Guenther <rguenther@suse.de>
2325 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2326 first after all lowering passes.
2328 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2330 * toplev.c: Include varray.h for statistics dumping.
2331 * tree.h: Do not declare varray_head_tag.
2332 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2333 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2334 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2335 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2336 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2337 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2338 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2339 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2341 * Makefile.in: Update for abovementioned changes.
2343 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2346 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2348 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2350 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2351 Use this function to do machine-specific conversion.
2352 (picochip_legitimize_reload_address): Likewise.
2353 (picochip_legitimate_address_p): Check valid base register only if
2355 (picochip_check_conditional_copy): Check for modw only if opnd is
2357 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2358 to call the function in c.
2359 * config/picochip/picochip-protos.h
2360 (picochip_legitimize_reload_address): Define.
2361 * config/picochip/picochip.md (supported_compare1): Define.
2363 2010-04-30 Jan Hubicka <jh@suse.cz>
2365 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2366 (cgraph_global_info): Remove inlined.
2367 (LTO_cgraph_tag_names): Remove.
2368 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2369 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2370 simplify cgraph tags and document.
2371 (lto_output_node): Use only LTO_cgraph_unavail_node and
2372 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2373 for_functions_valid, global info, process and output flags.
2374 (input_overwrite_node): Initialize estimated stack size and
2375 estimated growth. Do not read flags we no longer store.
2376 (input_node): Likewise do not read info no longer stored.
2377 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2380 2010-04-30 Richard Guenther <rguenther@suse.de>
2382 PR tree-optimization/43879
2383 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2384 handle non-zero initializers.
2386 2010-04-30 Richard Guenther <rguenther@suse.de>
2388 * builtins.c (fold_builtin_1): Delete free (0).
2390 2010-04-29 Jan Hubicka <jh@suse.cz>
2392 * gengtype.c (open_base_files): Add lto-streamer.h
2393 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2394 (pass_ipa_cp): GGC collect.
2395 * toplev. (compile_file): Do not output symbols.
2396 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2397 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2398 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2399 * lto-section-in.c: Include ggc.h
2400 (lto_new_in_decl_state): Alloc in GGC.
2401 (lto_delete_in_decl_state): Likewise.
2402 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2405 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2408 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2409 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2410 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2411 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2412 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2413 account only if HONOR_REG_ALLOC_ORDER is not defined.
2414 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2415 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2417 2010-04-29 Jon Grant <04@jguk.org>
2419 * collect2.c (vflag): Change type from int to bool.
2421 (helpflag): New global bool.
2422 (main): Set vflag and debug with boolean, not integer truth values.
2423 Accept new "--help" option and output usage text if found.
2424 * collect2.h (vflag): Update prototype.
2427 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2430 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2432 2010-04-29 Richard Guenther <rguenther@suse.de>
2435 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2436 with ATTRIBUTE_UNUSED.
2438 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2441 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2442 INSN_P with NONDEBUG_INSN_P.
2443 (distance_non_agu_define): Likewise.
2444 (distance_agu_use): Likewise.
2446 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2448 From Dominique d'Humieres <dominiq@lps.ens.fr>
2450 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2453 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2455 * plugin.h (invoke_plugin_callbacks): New inline function.
2456 * plugin.c (flag_plugin_added): New global flag.
2457 (add_new_plugin): Initialize above flag.
2458 (invoke_plugin_callbacks): Rename to ...
2459 (invoke_plugin_callbacks_full): ... this.
2461 2010-04-28 Jan Hubicka <jh@suse.cz>
2463 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2464 (lto_varpool_replace_node): New.
2465 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2466 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2467 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2468 * cgraph.h (varpool_node_ptr): New type.
2469 (varpool_node_ptr): New vector.
2470 (varpool_node_set_def): New structure.
2471 (varpool_node_set): New type.
2472 (varpool_node_set): New vector.
2473 (varpool_node_set_element_def): New structure.
2474 (varpool_node_set_element, const_varpool_node_set_element): New types.
2475 (varpool_node_set_iterator): New type.
2476 (varpool_node): Add prev pointers, add used_from_other_partition,
2478 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2479 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2480 varpool_get_node, varpool_remove_node): Declare.
2481 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2482 varpool_node_set_size): New inlines.
2483 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2484 * tree-pass.h (varpool_node_set_def): Forward declare.
2485 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2486 (ipa_write_optimization_summaries): Update prototype.
2487 * ipa-cp.c (ipcp_write_summary): Update.
2488 * ipa-reference.c (ipa_reference_write_summary): Update.
2489 * lto-cgraph.c (lto_output_varpool_node): New static function.
2490 (output_varpool): New function.
2491 (input_varpool_node): New static function.
2492 (input_varpool_1): New function.
2493 (input_cgraph): Input varpool.
2494 * ipa-pure-const.c (pure_const_write_summary): Update.
2495 * lto-streamer-out.c (lto_output): Update, output varpool too.
2496 (write_global_stream): Kill WPA hack.
2497 (produce_asm_for_decls): Update.
2498 (output_alias_pair_p): Handle variables.
2499 (output_unreferenced_globals): Output only needed partition of varpool.
2500 * ipa-inline.c (inline_write_summary): Update.
2501 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2503 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2504 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2505 varpool_node_set_new, varpool_node_set_add,
2506 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2507 debug_varpool_node_set): New functions.
2508 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2509 (execute_one_pass): Process new decls too.
2510 (ipa_write_summaries_2): Pass around vsets.
2511 (ipa_write_summaries_1): Likewise.
2512 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2514 (ipa_write_optimization_summaries_1): Pass around vsets.
2515 (ipa_write_optimization_summaries): Likewise.
2516 * varpool.c (varpool_get_node): New.
2517 (varpool_node): Update doubly linked lists.
2518 (varpool_remove_node): New.
2519 (dump_varpool_node): More dumping.
2520 (varpool_enqueue_needed_node): Update doubly linked lists.
2521 (decide_is_variable_needed): Kill ltrans hack.
2522 (varpool_finalize_decl): Kill lto hack.
2523 (varpool_assemble_decl): Skip decls in other partitions.
2524 (varpool_assemble_pending_decls): Update doubly linkes lists.
2525 (varpool_empty_needed_queue): Likewise.
2526 (varpool_extra_name_alias): Likewise.
2527 * lto-streamer.c (lto_get_section_name): Add vars section.
2528 * lto-streamer.h (lto_section_type): Update.
2529 (output_varpool, input_varpool): Declare.
2531 2010-04-28 Mike Stump <mikestump@comcast.net>
2533 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2535 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2537 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2538 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2539 (lto_input_ts_type_tree_pointers): Likewise.
2540 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2541 (lto_output_ts_type_tree_pointers): Likewise.
2543 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2545 Uniquization of constants at the Tree level
2546 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2547 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2549 (tree_output_constant_def): Declare.
2550 * gimplify.c (gimplify_init_constructor): When using block copy, first
2551 uniquize the constant constructor on the RHS.
2552 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2553 DECL_IN_CONSTANT_POOL flag.
2554 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2555 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2557 (assemble_variable): Deal with symbols belonging to the tree constant
2559 (get_constant_section): Add ALIGN parameter and simplify.
2560 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2561 (assemble_constant_contents): Use the expression of the VAR_DECL.
2562 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2563 (tree_output_constant_def): New global function.
2564 (mark_constant): Use the expression of the VAR_DECL.
2565 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2567 (output_object_block): Likewise and assemble the expression.
2569 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2571 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2572 hash_tree, eq_tree): New tree hash table.
2573 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2574 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2575 lto_orig_address_remove): Reimplement.
2577 2010-04-28 Xinliang David Li <davidxl@google.com>
2580 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2581 (compute_uninit_opnds_pos): New function.
2582 (is_non_loop_exit_postdominating): New function.
2583 (compute_control_dep_chain): New function.
2584 (find_pdom): New function.
2585 (convert_control_dep_chain_into_preds): New function.
2586 (find_predicates): New function.
2587 (find_control_equiv_block): New function.
2588 (collect_phi_def_edges): New function.
2589 (find_def_preds): New function.
2590 (find_dom): New function.
2591 (dump_predicates): New function.
2592 (get_cmp_code): New function.
2593 (is_value_included_in): New function.
2594 (find_matching_predicate_in_rest_chains): New function.
2595 (use_pred_not_overlap_with_undef_path_pred): New function.
2596 (is_use_properly_guarded): New function.
2597 (normalize_cond_1): New function.
2598 (is_and_or_or): New function.
2599 (normalize_cond): New function.
2600 (is_gcond_subset_of): New function.
2601 (is_subset_of_any): New function.
2602 (is_or_set_subset_of): New function.
2603 (is_and_set_subset_of): New function.
2604 (is_norm_cond_subset_of): New function.
2605 (is_pred_expr_subset_of): New function.
2606 (is_pred_chain_subset_of): New function.
2607 (is_included_in): New function.
2608 (is_superset_of): New function.
2609 (find_uninit_use): New function.
2610 (warn_uninitialized_phi): New function.
2611 (compute_possibly_undefined_names): New function.
2612 (ssa_undefined_value_p): New function.
2613 (execute_late_warn_uninitialized): New function.
2614 * tree-ssa.c (ssa_undefined_value_p): Removed.
2615 (warn_uninit): Changed to extern.
2616 (warn_uninitialized_phi): Removed.
2617 (warn_uninitialized_vars): Changed to extern.
2618 (execute_late_warn_uninitialized): Removed
2619 * tree-flow.h: Add new prototypes.
2620 * timevar.def: Add new time variable.
2621 * Makefile.in: Add new build file.
2623 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2625 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2628 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2631 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2633 2010-04-28 Martin Jambor <mjambor@suse.cz>
2635 * cgraph.h (struct cgraph_node): New field indirect_calls.
2636 (struct cgraph_indirect_call_info): New type.
2637 (struct cgraph_edge): Removed field indirect_call. New fields
2638 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2639 (cgraph_create_indirect_edge): Declare.
2640 (cgraph_make_edge_direct): Likewise.
2641 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2642 * ipa-prop.h (struct ipa_param_call_note): Removed.
2643 (struct ipa_node_params): Removed field param_calls.
2644 (ipa_create_all_structures_for_iinln): Declare.
2645 * cgraph.c: Described indirect edges and uids in initial comment.
2646 (cgraph_add_edge_to_call_site_hash): New function.
2647 (cgraph_edge): Search also among the indirect edges, use
2648 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2649 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2650 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2652 (initialize_inline_failed): Assign a reason to indirect edges.
2653 (cgraph_create_edge_1): New function.
2654 (cgraph_create_edge): Moved some functionality to
2655 cgraph_create_edge_1.
2656 (cgraph_create_indirect_edge): New function.
2657 (cgraph_edge_remove_callee): Add an assert checking for
2659 (cgraph_edge_remove_caller): Special-case indirect edges.
2660 (cgraph_remove_edge): Likewise.
2661 (cgraph_set_edge_callee): New function.
2662 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2663 (cgraph_make_edge_direct): New function.
2664 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2665 the declaration of the call statement matches.
2666 (cgraph_node_remove_callees): Special-case indirect edges.
2667 (cgraph_clone_edge): Likewise.
2668 (cgraph_clone_node): Clone also the indirect edges.
2669 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2670 indirect_call, dump count of indirect_calls edges.
2671 * ipa-prop.c (iinlining_processed_edges): New variable.
2672 (ipa_note_param_call): Create indirect edges instead of
2673 creating notes. New parameter node.
2674 (ipa_analyze_call_uses): New parameter node, pass it on to
2675 ipa_note_param_call.
2676 (ipa_analyze_stmt_uses): Likewise.
2677 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2678 (print_edge_addition_message): Work on edges rather than on notes.
2679 (update_call_notes_after_inlining): Likewise, renamed to
2680 update_indirect_edges_after_inlining.
2681 (ipa_create_all_structures_for_iinln): New function.
2682 (ipa_free_node_params_substructures): Do not free notes.
2683 (ipa_edge_duplication_hook): Propagate bits within
2684 iinlining_processed_edges bitmap.
2685 (ipa_node_duplication_hook): Do not duplicate notes.
2686 (free_all_ipa_structures_after_ipa_cp): Renamed to
2687 ipa_free_all_structures_after_ipa_cp.
2688 (free_all_ipa_structures_after_iinln): Renamed to
2689 ipa_free_all_structures_after_iinln.
2690 (ipa_write_param_call_note): Removed.
2691 (ipa_read_param_call_note): Removed.
2692 (ipa_write_indirect_edge_info): New function.
2693 (ipa_read_indirect_edge_info): Likewise.
2694 (ipa_write_node_info): Do not stream notes, do stream information
2696 (ipa_read_node_info): Likewise.
2697 (lto_ipa_fixup_call_notes): Removed.
2698 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2699 * ipa-inline.c (pass_ipa_inline): Likewise.
2700 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2701 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2702 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2704 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2706 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2707 (output_cgraph): Stream also indirect edges.
2708 (lto_output_edge): Added capability to stream indirect edges.
2709 (input_edge): Likewise.
2710 (input_cgraph_1): Likewise.
2711 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2714 2010-04-28 Richard Guenther <rguenther@suse.de>
2716 PR tree-optimization/43879
2717 PR tree-optimization/43909
2718 * tree-ssa-structalias.c (struct variable_info): Add
2719 only_restrict_pointers flag.
2720 (new_var_info): Initialize it. Increment stats.total_vars here.
2721 (create_function_info_for): Do not increment stats.total_vars here.
2722 (get_function_part_constraint): Fix build with C++.
2723 (insert_into_field_list): Remove.
2724 (push_fields_onto_fieldstack): Properly merge fields.
2725 (create_variable_info_for): Split and simplify.
2726 (create_variable_info_for_1): New piece.
2727 (intra_create_variable_infos): Properly make restrict constraints
2730 2010-04-28 Richard Guenther <rguenther@suse.de>
2733 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2735 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2736 Jan Hubicka <hubicka@ucw.cz>
2738 * doc/invoke.texi (-Wsuggest-attribute=const,
2739 -Wsuggest-attribute=pure): Document.
2740 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2741 (function_always_visible_to_compiler_p,
2742 suggest_attribute, warn_function_pure, warn_function_const):
2744 (check_call): Improve debug info.
2745 (analyze_function): Do not check availability.
2746 (add_new_function): Check availability.
2747 (propagate): Output warnings.
2748 (skip_function_for_local_pure_const): New function.
2749 (local_pure_const): Use it; output warnings.
2750 * common.opt (Wsuggest-attribute=const,
2751 Wsuggest-attribute=pure): New.
2753 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2755 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2756 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2757 or DW_CFA_def_cfa_offset{,_sf}.
2759 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2761 * tree.h: Fix truncated long macros.
2763 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2765 * collect2.c (TARGET_64BIT): Redefine to target's default.
2766 * tlink.c: Likewise.
2767 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2768 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2769 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2770 for underscoring __USER_LABEL_PREFIX__.
2771 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2772 (SUB_LINK_ENTRY32): New.
2773 (SUB_LINK_ENTRY64): New.
2774 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2775 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2776 (SUB_LINK_ENTRY64): New.
2777 (SUB_LINK_ENTRY): New.
2778 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2779 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2780 x64 target is choosen.
2781 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2782 * configure: Regenerated.
2783 * configure.ac (leading-mingw64-underscores): Option added.
2785 2010-04-27 Jan Hubicka <jh@suse.cz>
2787 * doc/invoke.texi (-fipa-profile): Document.
2788 * opts.c (decode_options): Enable ipa-profile at -O1.
2789 * timevar.def (TV_IPA_PROFILE): Define.
2790 * common.opt (fipa-profile): Add.
2791 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2793 (cgraph_propagate_frequency): Handle only local ones.
2794 * tree-pass.h (pass_ipa_profile): Declare.
2795 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2796 (pass_ipa_profile): Use TV_IPA_PROFILE.
2797 * ipa.c (ipa_profile): New function.
2798 (gate_ipa_profile): Likewise.
2799 (pass_ipa_profile): New global variable.
2800 * passes.c (pass_ipa_profile): New.
2802 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2804 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2806 2010-04-27 Martin Jambor <mjambor@suse.cz>
2809 * ipa.c (dissolve_same_comdat_group_list): New function.
2810 (function_and_variable_visibility): Call
2811 dissolve_same_comdat_group_list when comdat group contains external or
2813 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2814 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2816 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2818 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2819 (const_hash_1) <VECTOR_CST>: New case.
2820 (compare_constant) <VECTOR_CST>: Likewise.
2821 <ADDR_EXPR>: Deal with LABEL_REFs.
2822 (copy_constant) <VECTOR_CST>: New case.
2824 2010-04-27 Jan Hubicka <jh@suse.cz>
2826 * cgraph.c (cgraph_propagate_frequency): New function.
2827 * cgraph.h (cgraph_propagate_frequency): Declare.
2828 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2829 cgraph_propagate_frequency.
2831 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2833 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2835 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2838 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2839 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2840 here to determine which regs to push and how much stack to reserve.
2842 2010-04-27 Jie Zhang <jie@codesourcery.com>
2844 * doc/gimple.texi (gimple_statement_with_ops): Remove
2845 addresses_taken field.
2846 (gimple_statement_with_memory_ops): Likewise.
2848 2010-04-27 Jan Hubicka <jh@suse.cz>
2850 * tree-inline.c (eni_inlining_weights): Remove.
2851 (estimate_num_insns): Special case more builtins.
2853 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2856 * c-typeck.c (build_binary_op): Move forward check for comparison
2857 pointer with null pointer constant and adjust the diagnostic message.
2859 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2862 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2863 binutils supports extended .section directive needed by LTO, or
2864 warn if older binutils found.
2865 (LTO_BINARY_READER): New AC_SUBST'd variable.
2866 (LTO_USE_LIBELF): Likewise.
2867 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2869 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2870 (LTO_USE_LIBELF): Likewise.
2871 * configure: Regenerate.
2873 * collect2.c (is_elf): Rename from this ...
2874 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2875 object files in addition to ELF-formatted ones.
2876 (scan_prog_file): Caller updated. Also allow for LTO info marker
2877 symbol to be prefixed or not by an extra underscore.
2879 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2880 * config/i386/winnt.c: Also #include lto-streamer.h
2881 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2883 (i386_pe_asm_output_aligned_decl_common): Add comment.
2884 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2886 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2889 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2890 Add missing earlyclobber for second alternative.
2892 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2894 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2895 bits for artificial defs at the top of the block.
2896 * fwprop.c (single_def_use_enter_block): Don't call it.
2898 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2901 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2902 instead of "$gcc_cv_objdump -T".
2903 Use "-undefined dynamic_lookup" on darwin.
2904 * gcc/configure: Regenerate.
2906 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2909 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2911 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2913 * c-parser.c (struct c_token): Move location field up.
2914 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2915 (struct c_declspecs): Convert typespec_word, storage_class, and
2916 default_int_p into bitfields.
2917 (struct c_declarator): Move loc field up.
2919 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2921 * cfgloop.h (struct loop): Move can_be_parallel field up.
2922 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2923 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2925 (struct iv_cand): Convert pos field into a bitfield.
2926 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2928 (struct _stmt_vec_info): Shuffle fields for better packing.
2930 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2932 * varasm.c (IN_NAMED_SECTION): Remove guard.
2933 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2934 (IN_NAMED_SECTION_P): ...this.
2935 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2936 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2938 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2940 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2941 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2942 of shadowing it. Fix comments.
2944 2010-04-26 Jan Hubicka <jh@suse.cz>
2946 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2947 (cgraph_clone_node): Copy function frequency.
2948 * cgraph.h (node_frequency): New enum
2949 (struct cgraph_node): Add.
2950 * final.c (rest_of_clean_state): Update.
2951 * lto-cgraph.c (lto_output_node): Output node frequency.
2952 (input_overwrite_node): Input node frequency.
2953 * tre-ssa-loop-ivopts (computation_cost): Update.
2954 * lto-streamer-out.c (output_function): Do not output function
2956 * predict.c (maybe_hot_frequency_p): Update and handle functions
2958 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2960 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2961 (compute_function_frequency): Set noreturn functions to be executed
2963 (choose_function_section): Update.
2964 * lto-streamer-in.c (input_function): Do not input function frequency.
2965 * function.c (allocate_struct_function): Do not initialize function
2967 * function.h (function_frequency): Remove.
2968 (struct function): Remove function frequency.
2969 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2970 (try_update): Update.
2971 * tree-inline.c (initialize_cfun): Do not update function frequency.
2972 * passes.c (pass_init_dump_file): Update.
2973 * i386.c (ix86_compute_frame_layout): Update.
2974 (ix86_pad_returns): Update.
2976 2010-04-26 Jie Zhang <jie@codesourcery.com>
2978 PR tree-optimization/43833
2979 * tree-vrp.c (range_int_cst_p): New.
2980 (range_int_cst_singleton_p): New.
2981 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2982 when both operands are constants. Use range_int_cst_p in
2985 2010-04-26 Jan Hubicka <jh@suse.cz>
2987 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2989 2010-04-26 Richard Guenther <rguenther@suse.de>
2992 * gimple.c (gimple_decl_printable_name): Deal gracefully
2993 with a NULL DECL_NAME.
2995 2010-04-26 Richard Guenther <rguenther@suse.de>
2998 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2999 if emitting debug information and it is either a function
3000 or a namespace decl.
3002 2010-04-26 Ira Rosen <irar@il.ibm.com>
3004 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
3005 determine if the statement is vectorizable, and a macro to access it.
3006 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3007 Skip statements that can't be vectorized. If the analysis fails,
3008 mark the statement as unvectorizable if vectorizing basic block.
3009 (vect_compute_data_refs_alignment): Likewise.
3010 (vect_verify_datarefs_alignment): Skip statements marked as
3011 unvectorizable. Add print.
3012 (vect_analyze_group_access): Skip statements that can't be
3013 vectorized. If the analysis fails, mark the statement as
3014 unvectorizable if vectorizing basic block.
3015 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3016 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3017 generated stmts for SLP.
3018 (new_stmt_vec_info): Initialize the new field.
3019 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3020 statements marked as unvectorizable.
3022 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3024 * c-common.c (flag_isoc1x): New.
3025 (flag_isoc99): Update comment.
3026 * c-common.h (flag_isoc1x): New.
3027 (flag_isoc99): Update comment.
3028 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3029 __<type>_DECIMAL_DIG__.
3030 * c-opts.c (set_std_c1x): New.
3031 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3032 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3033 * c.opt (-std=c1x, -std=gnu1x): New options.
3034 * doc/cpp.texi: Mention -std=c1x.
3035 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3036 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3037 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3038 * doc/standards.texi: Mention C1X.
3039 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3040 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3041 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3044 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3047 placeholder from 0x%x to %#x.
3048 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3049 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3050 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3051 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3052 * config/i386/i386.c (ix86_target_string): Ditto.
3053 (output_pic_addr_const): Ditto.
3054 (print_operand): Ditto.
3056 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3058 * combine.c (find_split_point): Add third argument. Use it
3059 to find nested multiply-accumulate instructions. Adjust calls.
3060 (try_combine): Adjust call to find_split_point.
3062 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3064 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3066 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3068 PR tree-optimization/41442
3069 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3070 (fold_binary_loc): Call it.
3072 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3074 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3075 * opts.c (common_handle_option): Allow disabling it.
3076 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3078 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3080 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3081 between modes if both types are integral.
3083 2010-04-23 Richard Guenther <rguenther@suse.de>
3085 PR tree-optimization/43572
3086 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3088 2010-04-23 Richard Guenther <rguenther@suse.de>
3091 * tree-inline.c (tree_can_inline_p): Also check compatibility
3094 2010-04-23 Martin Jambor <mjambor@suse.cz>
3096 PR tree-optimization/43846
3097 * tree-sra.c (struct access): New flag grp_assignment_read.
3098 (build_accesses_from_assign): Set grp_assignment_read.
3099 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3100 (enum mark_read_status): New type.
3101 (analyze_access_subtree): Propagate grp_assignment_read, create
3102 accesses also if both direct_read and root->grp_assignment_read.
3104 2010-04-23 Martin Jambor <mjambor@suse.cz>
3107 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3108 function does not have type attributes.
3110 2010-04-23 Richard Guenther <rguenther@suse.de>
3113 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3116 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3118 * sese.h (create_if_region_on_edge): Remove.
3120 * sese.c (create_if_region_on_edge): Make static.
3122 * tree-inline.c: Do not include ggc.h.
3124 * expr.c: Do not include ggc.h.
3126 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3129 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3132 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3133 in the middle of insns for casesi_worker_2.
3135 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3137 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3139 2010-04-22 Ira Rosen <irar@il.ibm.com>
3141 PR tree-optimization/43842
3142 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3143 loop unrolling in update of exit phis. Fix comment.
3144 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3145 least two reduction statements in the loop before starting SLP
3148 2010-04-22 Nick Clifton <nickc@redhat.com>
3150 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3152 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3154 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3157 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3159 * tree-parloops.c (loop_parallel_p): New argument
3160 parloop_obstack. Pass it down.
3161 (parallelize_loops): New variable parloop_obstack. Initialize it,
3162 pass it down, free it.
3164 * tree-loop-linear.c (linear_transform_loops): Pass down
3167 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3168 of type struct obstack *.
3170 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3171 scratch_obstack. Initialize it, pass down, free it.
3173 * lambda.h (lambda_loop_new): Remove.
3174 (lambda_matrix_new, lambda_matrix_inverse)
3175 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3176 argument of type struct obstack *.
3178 * lambda-trans.c (lambda_trans_matrix_new): New argument
3179 lambda_obstack. Pass it down, use obstack allocation for ret.
3180 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3183 * lambda-mat.c (lambda_matrix_get_column)
3184 (lambda_matrix_project_to_null): Remove.
3185 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3187 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3190 * lambda-code.c (lambda_loop_new): New function.
3191 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3192 (lambda_compute_auxillary_space, lambda_compute_target_space)
3193 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3194 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3195 (build_access_matrix): New argument lambda_obstack. Use obstack
3197 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3198 argument lambda_obstack. Pass it down.
3200 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3202 * optabs.h (expand_widening_mult): Declare.
3204 2010-04-22 Richard Guenther <rguenther@suse.de>
3206 PR tree-optimization/43845
3207 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3208 lookup the CALL_EXPR function and arguments.
3210 2010-04-22 Nick Clifton <nickc@redhat.com>
3212 * config/stormy16/stormy16.c
3213 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3214 * config/stormy16/stormy16.h: Tidy up formatting.
3215 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3216 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3217 (ineqbranchsi): Delete pattern.
3218 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3219 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3220 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3221 stormy16-lib2-ucmpsi2.c.
3223 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3225 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3226 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3227 extra set merge_set_noclobber, and use it to relax the final test
3229 * df.h (df_simulate_find_noclobber_defs): Declare.
3230 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3232 (df_simulate_find_noclobber_defs): New function.
3234 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3236 * config/i386/i386.md: Use {} around multi-line preparation statements.
3238 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3240 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3241 (process_init_element): New argument of type struct obstack *.
3243 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3244 (set_init_index, set_init_label, set_nonincremental_init)
3245 (set_nonincremental_init_from_string, find_init_member)
3246 (output_init_element, output_pending_init_elements)
3247 (process_init_element): New argument braced_init_obstack. Pass it
3249 (push_range_stack, add_pending_init): New argument
3250 braced_init_obstack. Use obstack allocation.
3252 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3253 braced_init_obstack. Pass it down.
3254 (c_parser_braced_init): New variables ret, braced_init_obstack.
3255 Initialize obstack, pass it down and finally free it.
3257 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3260 * tree-pass.h (pass_optimize_widening_mul): Declare.
3261 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3262 gate_optimize_widening_mul): New static functions.
3263 (pass_optimize_widening_mul): New.
3264 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3265 <case MULT_EXPR>: Remove support for widening multiplies.
3266 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3267 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3268 simplify_gen_unary rather than directly building extensions.
3269 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3271 * expmed.c (expand_widening_mult): New function.
3272 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3274 2010-04-21 Jan Hubicka <jh@suse.cz>
3276 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3277 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3278 * lto-wpa-fixup.c: Remove.
3279 * Makefile.in (lto-wpa-fixup.o): Remove.
3280 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3281 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3282 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3284 2010-04-21 Jan Hubicka <jh@suse.cz>
3286 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3287 add write_optimization_summary, read_optimization_summary.
3288 (ipa_write_summaries_of_cgraph_node_set): Remove.
3289 (ipa_write_optimization_summaries): Declare.
3290 (ipa_read_optimization_summaries): Declare.
3291 * ipa-cp.c (pass_ipa_cp): Update.
3292 * ipa-reference.c (pass_ipa_reference): Update.
3293 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3294 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3296 * ipa-inline.c (pass_ipa_inline): Update.
3297 * ipa.c (pass_ipa_whole_program): Update.
3298 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3299 * passes.c (ipa_write_summaries_1): Do not test wpa.
3300 (ipa_write_optimization_summaries_1): New.
3301 (ipa_write_optimization_summaries): New.
3302 (ipa_read_summaries): Do not test ltrans.
3303 (ipa_read_optimization_summaries_1): New.
3304 (ipa_read_optimization_summaries): New.
3306 2010-04-21 Jan Hubicka <jh@suse.cz>
3308 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3310 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3312 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3315 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3316 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3318 2010-04-21 Jan Hubicka <jh@suse.cz>
3320 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3322 2010-04-21 Jan Hubicka <jh@suse.cz>
3324 * varpool.c (decide_is_variable_needed): Variable is always needed
3327 2010-04-21 Jan Hubicka <jh@suse.cz>
3329 * opts.c (decode_options): Enable pure-const pass for whopr.
3331 2010-04-21 Jan Hubicka <jh@suse.cz>
3333 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3334 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3336 (cgraph_decide_inlining): Do not expect callee to be removed in all
3339 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3341 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3343 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3345 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3346 amdfam10_decode attributes.
3348 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3351 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3352 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3353 (lower_copyprivate_clauses): Use private var in outer
3354 context instead of original var. Make sure the types
3355 are correct for VLAs.
3357 2010-04-21 Richard Guenther <rguenther@suse.de>
3359 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3360 to non-pointer objects.
3362 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3364 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3365 last chain entry if it starts with the still current label.
3366 (add_location_or_const_value_attribute): Check that
3367 loc_list->first->next is NULL instead of comparing ->first with ->last.
3368 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3369 to add_var_loc_to_decl.
3371 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3372 >= 4 add also address size and segment size fields into CIE header.
3374 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3375 long as address size is the same as sizeof (void *) and
3377 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3378 address size or segment size is unexpected, return DW_EH_PE_omit.
3379 (classify_object_over_fdes): If get_cie_encoding returned
3380 DW_EH_PE_omit, return -1.
3381 (init_object): If classify_object_over_fdes returned -1,
3382 pretend there were no FDEs at all.
3384 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3386 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3387 bswap{si,di}2 using SWI48 mode iterator.
3388 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3389 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3390 set modrm attribute of bswap insn to 0 and remove length attribute.
3391 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3392 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3393 set mode attribute to <MODE> and remove length attribute.
3395 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3397 PR rtl-optimization/43520
3398 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3399 zero available registers.
3401 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3403 * builtins.c (fold_builtin_cproj): Fold more cases.
3405 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3407 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3408 (fold_builtin_1): Fold builtin cproj.
3409 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3410 Use ATTR_CONST_NOTHROW_LIST.
3412 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3415 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3416 ffsi2_no_cmove for !TARGET_CMOVE.
3417 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3418 (ffssi2): Remove expander.
3419 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3421 (ctz<mode>2): Ditto from ctz{si,di}2.
3422 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3424 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3427 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3429 * dwarf2out.c (AT_linkage_name): Define.
3430 (clone_as_declaration): Handle DW_AT_linkage_name.
3431 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3432 of DW_AT_MIPS_linkage_name.
3433 (move_linkage_attr): Likewise.
3434 (dwarf2out_finish): Likewise.
3436 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3439 * fold-const.c (fold_comparison): New folding rule.
3441 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3443 * double-int.h (double_int_setbit): Declare.
3444 * double-int.c (double_int_setbit): New function.
3445 * rtl.h (immed_double_int_const): Declare.
3446 * emit-rtl.c (immed_double_int_const): New function.
3447 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3448 and immed_double_int_const functions.
3449 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3450 expand_copysign_bit): (Ditto.).
3451 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3452 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3453 * dojump.c (prefer_and_bit_test): (Ditto.).
3454 * expr.c (convert_modes, reduce_to_bit_field_precision,
3455 const_vector_from_tree): (Ditto.).
3456 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3458 2010-04-20 Jan Hubicka <jh@suse.cz>
3460 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3461 (dump_cgraph_node): Dump new flags.
3462 * cgraph.h (struct cgraph_node): Add flags
3463 reachable_from_other_partition and in_other_partition.
3464 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3465 other partition can not be removed.
3466 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3467 the other partition must be output; silence sanity checking on
3468 leaking functions bodies from other paritition.
3469 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3470 (lto_output_node): Output new flags; do not sanity check that inline
3471 clones are output; drop lto_forced_extern_inline_p code; do not mock
3472 visibility flags at partition boundaries.
3473 (add_node_to): New function.
3474 (output_cgraph): Use it to sort functions so masters appear before
3476 (input_overwrite_node): Input new flags.
3477 * passes.c (ipa_write_summaries): Do not call
3478 lto_new_extern_inline_states.
3479 * lto-section-out.c (forced_extern_inline,
3480 lto_new_extern_inline_states lto_delete_extern_inline_states,
3481 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3482 * lto-streamer.h (lto_new_extern_inline_states,
3483 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3484 lto_forced_extern_inline_p): Kill.
3486 2010-04-20 Richard Guenther <rguenther@suse.de>
3488 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3489 from vars that can have pointers.
3490 (process_constraint): Dump useless constraints.
3492 2010-04-20 Richard Guenther <rguenther@suse.de>
3494 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3495 (dump_sa_points_to_info): Remove asserts.
3496 (init_base_vars): nothing_id isn't an escape point nor does it
3499 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3501 * tree.h (TYPE_REF_IS_RVALUE): Define.
3502 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3503 should_move_die_to_comdat, prune_unused_types_walk): Handle
3504 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3505 (modified_type_die, gen_reference_type_die): Emit
3506 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3507 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3509 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3512 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3513 calls for -fpic -m31 if they have been sibcall optimized.
3515 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3517 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3518 ar.lc fixed and call-used.
3520 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3522 2010-04-19 Jan Hubicka <jh@suse.cz>
3524 * opts.c (decode_options): Disable whpr incompatible passes.
3525 * lto/lto.c (lto_1_to_1_map): Skip clones.
3526 (read_cgraph_and_symbols): Do not mark everything as needed.
3527 (do_whole_program_analysis): Do map only after optimizing;
3528 set proper cgraph_state; use passmanager.
3530 2010-04-19 DJ Delorie <dj@redhat.com>
3532 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3533 POINTER_PLUS_EXPR and fix them.
3535 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3537 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3538 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3539 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3540 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3541 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3542 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3543 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3544 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3545 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3546 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3547 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3549 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3551 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3552 (check_cond_move_block): Likewise.
3553 (cond_move_process_if_block): Likewise.
3554 (noce_find_if_block): Improve formatting.
3555 (find_if_header): Pass 0 to memset and tweak conditions.
3556 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3558 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3560 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3564 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3565 with non-local decl doesn't need chain.
3567 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3569 * ira-color.c (allocno_reload_assign): Avoid accumulating
3570 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3572 2010-04-19 Martin Jambor <mjambor@suse.cz>
3574 * gimple.h (create_tmp_reg): Declare.
3575 * gimplify.c (create_tmp_reg): New function.
3576 (gimplify_return_expr): Use create_tmp_reg.
3577 (gimplify_omp_atomic): Likewise.
3578 (gimple_regimplify_operands): Likewise.
3579 * tree-dfa.c (make_rename_temp): Likewise.
3580 * tree-predcom.c (predcom_tmp_var): Likewise.
3581 (reassociate_to_the_same_stmt): Likewise.
3582 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3583 (get_replaced_param_substitute): Likewise.
3584 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3585 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3586 * tree-ssa-pre.c (get_representative_for): Likewise.
3587 (create_expression_by_pieces): Likewise.
3588 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3589 (create_tailcall_accumulator): Likewise.
3591 2010-04-19 Martin Jambor <mjambor@suse.cz>
3593 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3595 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3597 2010-04-19 Richard Guenther <rguenther@suse.de>
3599 PR tree-optimization/43796
3600 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3601 from SCEV in the lattice.
3602 (vrp_visit_phi_node): Dump change.
3604 2010-04-19 Richard Guenther <rguenther@suse.de>
3606 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3607 * configure: Re-generated.
3609 2010-04-19 Richard Guenther <rguenther@suse.de>
3611 PR tree-optimization/43783
3612 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3613 constant ARRAY_REF operands two and three if possible.
3615 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3618 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3620 2010-04-19 Jie Zhang <jie@codesourcery.com>
3623 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3625 2010-04-19 Ira Rosen <irar@il.ibm.com>
3627 PR tree-optimization/37027
3628 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3629 and macro to access it.
3630 (vectorizable_reduction): Add argument.
3631 (vect_get_slp_defs): Likewise.
3632 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3633 statements for possible use in SLP.
3634 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3635 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3636 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3638 (vectorizable_reduction): Likewise.
3639 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3641 (vectorizable_type_demotion, vectorizable_type_promotion,
3642 vectorizable_store): Likewise.
3643 (vect_analyze_stmt): Update call to vectorizable_reduction.
3644 (vect_transform_stmt): Likewise.
3645 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3646 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3647 from different interleaving chains in same node.
3648 (vect_slp_rearrange_stmts): New function.
3649 (vect_supported_load_permutation_p): Allow load permutations for
3650 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3651 inside SLP nodes if necessary.
3652 (vect_analyze_slp_instance): Handle reductions.
3653 (vect_analyze_slp): Try to build SLP instances originating from groups
3655 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3656 (vect_get_constant_vectors): Create initial vectors for reductions
3657 according to reduction code. Add new argument.
3658 (vect_get_slp_defs): Add new argument, pass it to
3659 vect_get_constant_vectors.
3660 (vect_schedule_slp_instance): Remove SLP tree root statements.
3662 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3664 * tree.h (ENUM_IS_SCOPED): Define.
3665 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3666 for ENUM_IS_SCOPED enums.
3668 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3670 * fold-const.c (fold_comparison): Use ssizetype.
3671 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3672 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3673 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3674 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3676 * tree.h (initialize_sizetypes): Remove parameter.
3677 (build_common_tree_nodes): Remove second parameter.
3678 * stor-layout.c (initialize_sizetypes): Remove parameter.
3679 Always create an unsigned type.
3680 (set_sizetype): Assert that the passed type is unsigned and simplify.
3681 * tree.c (build_common_tree_nodes): Remove second parameter.
3682 Adjust call to initialize_sizetypes.
3683 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3684 build_common_tree_nodes.
3686 2010-04-18 Matthias Klose <doko@ubuntu.com>
3688 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3690 2010-04-18 Ira Rosen <irar@il.ibm.com>
3692 PR tree-optimization/43771
3693 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3694 load permutation doesn't have gaps.
3696 2010-04-18 Jan Hubicka <jh@suse.cz>
3698 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3699 (sse_prologue_save_insn expander): Use new pattern.
3700 (sse_prologue_save_insn1): New pattern and splitter.
3701 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3703 * i386.c (setup_incoming_varargs_64): Do not compute jump
3705 (ix86_gimplify_va_arg): Update alignment needed.
3706 (ix86_local_alignment): Do not align all local arrays to 128bit.
3708 2010-04-17 Jan Hubicka <jh@suse.cz>
3710 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3712 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3714 * arm.md (negdi2): Remove redundant code to force values into a
3717 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3719 * arm/bpabi.S: Add EABI alignment attributes to objects.
3720 * arm/bpabi-v6m.S: Likewise.
3721 * arm/crti.asm: Likewise.
3722 * arm/crtn.asm: Likewise.
3723 * arm/lib1funcs.asm: Likewise.
3724 * arm/libunwind.S: Likewise.
3726 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3728 * arm-protos.h (tune_params): New structure.
3729 * arm.c (current_tune): New variable.
3730 (arm_constant_limit): Delete.
3731 (struct processors): Add pointer to the tune parameters.
3732 (arm_slowmul_tune): New tuning option.
3733 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3734 (all_cores): Adjust to pick up the tuning model.
3735 (arm_constant_limit): New function.
3736 (arm_override_options): Select the appropriate tuning model. Delete
3737 initialization of arm_const_limit.
3738 (arm_split_constant): Use the new constant-limit model.
3739 (arm_rtx_costs): Pick up the current tuning model.
3740 * arm.md (is_strongarm, is_xscale): Delete.
3741 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3742 for Xscale variant architectures.
3743 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3745 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3747 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3749 (arm_rtx_costs_1): Remove unused variable extra_cost.
3750 (arm_unwind_emit_set): Use variable offset.
3751 (thumb1_output_casesi): Remove unused variable flags.
3753 2010-04-16 Jeff Law <law@redhat.com>
3755 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3756 needing assignment rather than doing a two-phase assignment. Remove
3757 unused variable 'm'.
3759 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3762 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3764 2010-04-16 Doug Kwan <dougkwan@google.com>
3766 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3767 (next_operand_entry_id): New static variable.
3768 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3769 (add_to_ops_vec): Assigned unique ID to operand entry.
3770 (struct oecount_s): New field ID.
3771 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3772 (undistribute_ops_list): Assign unique IDs to oecounts.
3773 (init_reassoc): reset next_operand_entry_id.
3775 2010-04-16 Doug Kwan <dougkwan@google.com>
3777 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3778 missing left parenthesis.
3780 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3782 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3783 *btdi_rex64 using SWI48 mode iterator.
3784 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3785 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3786 *jcc_btdi_mask_rex64.
3788 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3790 * double-int.h (tree_to_double_int): Convert to macro.
3791 * double-int.c (tree_to_double_int): Remove.
3793 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3796 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3797 with want_address 2 and in case a single element list might be
3798 possible, call it again with want_address 0.
3800 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3802 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3803 case 'W' print operands for HI mode.
3804 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3805 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3806 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3807 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3809 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3811 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3812 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3813 #xx:3 and #xx:4 mode.
3815 * config/h8300/h8300.md (inverted load with HImode dest): Add
3816 support for H8300SX.
3818 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3819 satisfy 'U' constraint.
3821 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3823 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3824 * configure: Regenerate.
3825 * config.in: Regenerate.
3826 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3829 2010-04-16 Richard Guenther <rguenther@suse.de>
3831 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3832 (struct tree_decl_common): ... here.
3833 (DECL_PT_UID): Adjust.
3834 (SET_DECL_PT_UID): Likewise.
3835 (DECL_PT_UID_SET_P): Likewise.
3837 2010-04-16 Richard Guenther <rguenther@suse.de>
3839 PR tree-optimization/43572
3840 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3841 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3842 * tree-flow.h (is_call_clobbered): Remove.
3843 * tree-flow-inline.h (is_call_clobbered): Likewise.
3844 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3845 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3846 (execute_return_slot_opt): Adjust.
3847 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3848 check for call clobbered vars here.
3849 (find_tail_calls): Move tailcall verification to the
3852 2010-04-16 Diego Novillo <dnovillo@google.com>
3854 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3856 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3859 * config/arm/arm.md (cbranchqi4): New pattern.
3860 * config/arm/predicates.md (const0_operand,
3861 cbranchqi4_comparison_operator): New predicates.
3863 2010-04-16 Richard Guenther <rguenther@suse.de>
3865 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3866 (dump_gimple_stmt): Likewise.
3868 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3870 * recog.h (struct recog_data): New field is_operator.
3871 (struct insn_operand_data): New field is_operator.
3872 * recog.c (extract_insn): Set recog_data.is_operator.
3873 * genoutput.c (output_operand_data): Emit code to set the
3875 * reload.c (find_reloads): Use it rather than testing for an
3876 empty constraint string.
3879 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3880 If the previous insn is a cbranchsi4_insn with the same arguments,
3881 omit the compare instruction.
3883 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3884 register, inputs must be low registers and we need a low register
3885 scratch. Handle alternative 2 like alternative 3.
3887 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3889 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3890 don't call get_addr on both. If one expression is a VALUE and
3891 the other a REG, check VALUE's locs if the REG isn't among them.
3893 2010-04-16 Christian Bruel <christian.bruel@st.com>
3895 * config/sh/sh.h (sh_frame_pointer_required): New function.
3896 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3897 (flag_omit_frame_pointer) Set.
3898 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3899 (rounded_frame_size): Adjust size with outgoing_args_size.
3900 (sh_set_return_address): Must return from stack pointer.
3901 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3902 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3903 (ACCUMULATE_OUTGOING_ARGS): Define.
3904 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3905 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3907 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3910 * config/sh/sh.c (sh_legitimize_reload_address): Use
3911 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3912 Remove a unneeded check for offset_base.
3914 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3916 * configure: Regenerated.
3918 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3920 * config/s390/s390.c (s390_call_save_register_used): Switch back
3921 to HARD_REGNO_NREGS.
3923 2010-04-15 Richard Guenther <rguenther@suse.de>
3925 * alias.c (alias_set_subset_of): Handle alias-set zero
3928 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3929 Julian Brown <julian@codesourcery.com>
3931 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3932 alternatives according to use of high and low regs.
3933 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3934 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3935 optimizing for size on Thumb-2.
3937 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3939 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3941 2010-04-15 Richard Guenther <rguenther@suse.de>
3943 * tree-ssa-structalias.c (struct variable_info): Add
3945 (new_var_info): Initialize it.
3946 (dump_constraints): Support printing last added constraints.
3947 (debug_constraints): Adjust.
3948 (dump_constraint_graph): Likewise.
3949 (make_heapvar_for): Check for NULL cfun.
3950 (get_function_part_constraint): New function.
3951 (get_fi_for_callee): Likewise.
3952 (find_func_aliases): Properly implement IPA PTA constraints.
3953 (process_ipa_clobber): New function.
3954 (find_func_clobbers): Likewise.
3955 (insert_into_field_list_sorted): Remove.
3956 (create_function_info_for): Properly allocate vars for IPA mode.
3957 Do not use insert_into_field_list_sorted.
3958 (create_variable_info_for): Properly generate constraints for
3959 global vars in IPA mode.
3960 (dump_solution_for_var): Always dump the solution.
3961 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3962 (find_what_var_points_to): Adjust.
3963 (pt_solution_set): Change.
3964 (pt_solution_ior_into): New function.
3965 (pt_solution_empty_p): Export.
3966 (pt_solution_includes_global): Adjust.
3967 (pt_solution_includes_1): Likewise.
3968 (pt_solutions_intersect_1): Likewise.
3969 (dump_sa_points_to_info): Check some invariants.
3970 (solve_constraints): Move constraint dumping ...
3971 (compute_points_to_sets): ... here.
3972 (ipa_pta_execute): ... and here.
3973 (compute_may_aliases): Do not re-compute points-to info
3974 locally if IPA info is available.
3975 (ipa_escaped_pt): New global var.
3976 (ipa_pta_execute): Properly implement IPA PTA.
3977 * tree-into-ssa.c (dump_decl_set): Support dumping
3978 decls not in referenced-vars.
3979 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3980 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3981 (dump_points_to_solution): Likewise.
3982 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3983 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3984 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3985 (copy_decl_to_var): Copy DECL_PT_UID.
3986 (copy_result_decl_to_var): Likewise.
3987 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3988 (copy_node_stat): Copy it.
3989 * tree.h (DECL_PT_UID): New macro.
3990 (SET_DECL_PT_UID): Likewise.
3991 (DECL_PT_UID_SET_P): Likewise.
3992 (struct tree_decl_minimal): Add pt_uid member.
3993 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3994 (pt_solution_empty_p): Declare.
3995 (pt_solution_set): Adjust.
3996 (ipa_escaped_pt): Declare.
3997 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3998 * gimple-pretty-print.c (pp_points_to_solution): New function.
3999 (dump_gimple_call): Dump call clobber/use information.
4000 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
4001 * tree-pass.h (TDF_ALIAS): New dump option.
4002 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
4003 * doc/invoke.texi (-fipa-pta): Update documentation.
4005 2010-04-15 Richard Guenther <rguenther@suse.de>
4007 * Makefile.in (OBJS-common): Add gimple-fold.o.
4008 (gimple-fold.o): New rule.
4009 * tree.h (maybe_fold_offset_to_reference,
4010 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
4012 * gimple.h: ... here.
4013 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
4014 may_propagate_address_into_dereference): Move prototypes ...
4015 * gimple.h: ... here.
4016 * tree-ssa-ccp.c (get_symbol_constant_value,
4017 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4018 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4019 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4020 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4021 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4022 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4023 gimplify_and_update_call_from_tree): Move ...
4024 * gimple-fold.c: ... here. New file.
4025 (ccp_fold_builtin): Rename to ...
4026 (gimple_fold_builtin): ... this.
4027 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4029 2010-04-15 Richard Guenther <rguenther@suse.de>
4031 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4032 fit_double_type, force_fit_type_double, add_double_with_sign,
4033 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4034 lrotate_double, rrotate_double, div_and_round_double): Move ...
4035 * double-int.c: ... here.
4036 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4037 add_double, neg_double, mul_double_with_sign, mul_double,
4038 lshift_double, rshift_double, lrotate_double, rrotate_double,
4039 div_and_round_double): Move prototypes ...
4040 * double-int.h: ... here.
4042 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4045 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4046 matching constraints to ensure inputs match the output.
4048 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4051 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4052 in an input-only operand.
4054 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4056 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4057 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4058 (double_int_negative_p): Convert to static inline function.
4059 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4060 (double_int_negative_p): Remove.
4061 * tree.h (lshift_double, rshift_double):
4062 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4063 * fold-const.c (fold_convert_const_int_from_real,
4064 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4065 (lshift_double): Change type of arith argument to bool.
4066 (rshift_double): Change type of arith argument to bool. Correct
4068 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4070 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4073 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4074 at the start and end of the then/else blocks, and omit them from the
4076 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4077 argument; all callers changed. Pass zero to old_insns_match_p instead.
4078 (flow_find_head_matching_sequence): New function.
4079 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4080 * basic-block.h (flow_find_cross_jump,
4081 flow_find_head_matching_sequence): Declare functions.
4083 2010-04-14 Jason Merrill <jason@redhat.com>
4086 * c-common.c (attribute_takes_identifier_p): New fn.
4087 * c-common.h: Declare it.
4089 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4091 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4093 (*udivmod<mode>4): Ditto.
4095 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4097 * config/i386/i386.md (maxmin_int): Rename code attribute from
4098 maxminiprefix and update all users.
4099 (maxmin_float): Ditto from maxminfprefix.
4100 (logic): Ditto from logicprefix.
4101 (absneg_mnemonic): Ditto from absnegprefix.
4102 * config/i386/mmx.md: Update all users of maxminiprefix,
4103 maxminfprefix and logicprefix for rename.
4104 * config/i386/sse.md: Ditto.
4105 * config/i386/sync.md (sync_<code><mode>): Update for
4108 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4111 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4112 warnings converted to errors.
4114 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4116 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4117 used insn_type variable.
4118 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4119 to avoid set-but-not-used warning.
4121 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4123 * df-core.c (df_ref_debug): Change format string placeholder
4125 * dwarf2asm.c (dw2_asm_output_data_raw,
4126 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4127 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4128 * dwarf2out.c (output_cfi, output_cfi_directive,
4129 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4130 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4132 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4133 * print-rtl.c (print_rtx): Ditto.
4135 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4138 * builtins.c (expand_builtin_pow_root): New function to expand pow
4139 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4140 series of sqrt and cbrt calls under -ffast-math.
4141 (expand_builtin_pow): Call it.
4143 2010-04-14 Michael Matz <matz@suse.de>
4145 PR tree-optimization/42963
4146 * tree-cfg.c (touched_switch_bbs): New static variable.
4147 (group_case_labels_stmt): New function broken out from ...
4148 (group_case_labels): ... here, use the above.
4149 (start_recording_case_labels): Allocate touched_switch_bbs.
4150 (end_recording_case_labels): Deallocate it, call
4151 group_case_labels_stmt.
4152 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4154 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4156 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4159 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4161 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4163 2010-04-13 Jan Hubicka <jh@suse.cz>
4165 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4166 of optimized out static functions.
4167 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4168 cost computation. Also sanity check for overflows.
4169 (update_caller_keys): Update cgraph_edge_badness call; properly
4170 update fibheap and sanity check that it is up to date.
4171 (add_new_edges_to_heap): Update cgraph_edge_badness.
4172 (cgraph_decide_inlining_of_small_function): Likewise;
4173 add sanity checking that badness in heap is up to date;
4174 improve dumping of reason; Update badness of calls to the
4175 offline copy of function currently inlined; dump badness
4176 of functions not inlined because of unit growth limits.
4178 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4181 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4182 because of sign-extension change when converting to sizetype here...
4183 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4185 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4186 the folding to constants. Remove redundant final conversion.
4187 (fold_binary) <associate>: Do not associate if the re-association of
4188 constants alone overflows.
4189 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4190 to the end of the list.
4191 (multiple_of_p) <COND_EXPR>: New case.
4193 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4195 * opt-functions.awk (opt_sanitized_name): New.
4197 * optc-gen.awk: Use it
4198 * opth-gen.awk: Use it.
4200 2010-04-13 Martin Jambor <mjambor@suse.cz>
4202 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4203 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4204 children. Call replace_uses_with_default_def_ssa_name to handle
4207 2010-04-13 Michael Matz <matz@suse.de>
4210 * builtins.c (expand_builtin_interclass_mathfn): Also create
4211 a register if the predicate doesn't match.
4213 2010-04-13 Diego Novillo <dnovillo@google.com>
4215 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4216 * c-pch.c: Include timevar.h.
4217 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4218 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4219 * ggc-common.c: Include timevar.h.
4220 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4221 * timevar.def (TV_PCH_SAVE): Define.
4222 (TV_PCH_CPP_SAVE): Define.
4223 (TV_PCH_PTR_REALLOC): Define.
4224 (TV_PCH_PTR_SORT): Define.
4225 (TV_PCH_RESTORE): Define.
4226 (TV_PCH_CPP_RESTORE): Define.
4228 2010-04-13 Michael Matz <matz@suse.de>
4230 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4232 (can_reassociate_p): New function.
4233 (break_up_subtract_bb, reassociate_bb): Use it.
4235 2010-04-13 Richard Guenther <rguenther@suse.de>
4238 * builtins.c (c_readstr): Fix assert.
4240 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4242 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4243 when generating cltd insn.
4245 (*ashl<mode>3_1): Remove special handling for register operand 2.
4246 (*ashlsi3_1_zext): Ditto.
4247 (*ashlhi3_1): Ditto.
4248 (*ashlhi3_1_lea): Ditto.
4249 (*ashlqi3_1): Ditto.
4250 (*ashlqi3_1_lea): Ditto.
4251 (*<shiftrt_insn><mode>3_1): Ditto.
4252 (*<shiftrt_insn>si3_1_zext): Ditto.
4253 (*<shiftrt_insn>qi3_1_slp): Ditto.
4254 (*<rotate_insn><mode>3_1): Ditto.
4255 (*<rotate_insn>si3_1_zext): Ditto.
4256 (*<rotate_insn>qi3_1_slp): Ditto.
4258 2010-04-13 Richard Guenther <rguenther@suse.de>
4260 * tree-ssa-structalias.c (callused_id): Remove.
4261 (call_stmt_vars): New.
4262 (get_call_vi): Likewise.
4263 (lookup_call_use_vi): Likewise.
4264 (lookup_call_clobber_vi): Likewise.
4265 (get_call_use_vi): Likewise.
4266 (get_call_clobber_vi): Likewise.
4267 (make_transitive_closure_constraints): Likewise.
4268 (handle_const_call): Adjust to do per-call call-used handling.
4269 (handle_pure_call): Likewise.
4270 (find_what_var_points_to): Remove general callused handling.
4271 (init_base_vars): Likewise.
4272 (init_alias_vars): Initialize call_stmt_vars.
4273 (compute_points_to_sets): Process call-used and call-clobbered
4274 vars for call statements.
4275 (delete_points_to_sets): Free call_stmt_vars.
4277 2010-04-13 Richard Guenther <rguenther@suse.de>
4279 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4280 Only add RW dependence for dependence distance zero.
4281 Adjust maximal vectorization factor according to dependences.
4282 Move alignment handling ...
4283 (vect_find_same_alignment_drs): ... here. New function.
4284 (vect_analyze_data_ref_dependences): Adjust.
4285 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4286 (vect_analyze_data_refs): Adjust minimal vectorization factor
4287 according to data references.
4288 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4289 dependences before determining the vectorization factor.
4290 Analyze alignment after determining the vectorization factor.
4291 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4292 dependences before alignment.
4293 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4295 (vect_analyze_data_refs): Likewise.
4296 (MAX_VECTORIZATION_FACTOR): New define.
4298 2010-04-13 Duncan Sands <baldrick@free.fr>
4300 * except.h (lang_eh_type_covers): Remove.
4301 * except.c (lang_eh_type_covers): Likewise.
4303 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4304 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4306 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4307 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4308 UNITS_PER_LONG where it is ABI relevant.
4309 (s390_return_addr_rtx): Likewise.
4310 (s390_back_chain_rtx): Likewise.
4311 (s390_frame_area): Likewise.
4312 (s390_frame_info): Likewise.
4313 (s390_initial_elimination_offset): Likewise.
4314 (save_gprs): Likewise.
4315 (s390_emit_prologue): Likewise.
4316 (s390_emit_epilogue): Likewise.
4317 (s390_function_arg_advance): Likewise.
4318 (s390_function_arg): Likewise.
4319 (s390_va_start): Likewise.
4320 (s390_gimplify_va_arg): Likewise.
4321 (s390_function_profiler): Likewise.
4322 (s390_optimize_prologue): Likewise.
4323 (s390_rtx_costs): Likewise.
4324 (s390_secondary_reload): Likewise.
4325 (s390_promote_function_mode): Likewise.
4326 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4327 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4328 registers available.
4329 (s390_unwind_word_mode): New function.
4330 (s390_function_value): Split 64 bit values into register pair if
4331 used as return value.
4332 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4333 function call parameters. Handle parallels.
4334 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4335 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4336 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4337 (s390_expand_setmem): Remove unused variable src_addr.
4338 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4339 deal with 64 bit registers.
4340 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4341 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4342 (UNITS_PER_LONG): New macro.
4343 * libjava/include/s390-signal.h: Define extended ucontext
4344 structure containing the upper halfs of the 64 bit registers.
4346 2010-04-13 Simon Baldwin <simonb@google.com>
4348 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4350 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4352 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4353 rvalue on the RHS if the LHS is of a non-renamable type.
4354 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4356 2010-04-13 Matthias Klose <doko@ubuntu.com>
4358 * gcc.c (cc1_options): Handle -iplugindir before processing
4359 the cc1 spec. Only add -iplugindir once.
4360 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4362 * common.opt (iplugindir): Remove `Separate' property, initialize.
4363 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4365 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4366 (distclean): Remove plugin dir.
4367 * doc/invoke.texi: Document -iplugindir.
4369 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4371 * doc/plugins.texi (Loading Plugins): Document short
4372 -fplugin=foo option.
4373 (Plugin API): Mention default_plugin_dir_name function.
4375 * gcc.c (find_file_spec_function): Add new declaration.
4376 (static_spec_func): Use it for "find-file".
4377 (find_file_spec_function): Add new function.
4378 (cc1_options): Add -iplugindir option if -fplugin* options found.
4380 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4382 * plugin.c (add_new_plugin): Updated comment, and handle short
4384 (default_plugin_dir_name): Added new function.
4386 * common.opt (iplugindir): New option to set the plugin directory.
4388 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4390 * config/i386/i386.md (any_rotate): New code iterator.
4391 (rotate_insn): New code attribute.
4393 (SWIM124): New mode iterator.
4394 (<rotate_insn>ti3): New expander.
4395 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4396 any_rotate code iterator.
4397 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4398 using any_rotate code iterator and SWIM124 mode iterator.
4399 (ix86_rotlti3): New insn_and_split pattern.
4400 (ix86_rotrti3): Ditto.
4401 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4402 ix86_rotl{di,ti}3 patterns.
4403 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4404 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4405 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4406 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4407 code iterator and SWI mode iterator.
4408 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4409 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4411 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4412 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4413 (bswap rotatert splitter): Add splitter.
4414 (bswap splitter): Macroize splitter using any_rotate code iterator.
4415 Add insn predicate to split only for TARGET_USE_XCHGB or when
4416 optimizing function for size.
4418 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4420 * config/pa/pa.c (emit_move_sequence): Remove use of
4421 deleted variable flag_argument_noalias.
4423 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4425 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4427 Add to unsupported targets list.
4428 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4429 sparc*-sun-solaris2.[567]* from target lists.
4430 * configure: Regenerate.
4431 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4433 Remove Solaris 7 patch references.
4434 (Specific, sparc-sun-solaris2.7): Removed.
4435 (sparc-sun-solaris2*): Update Solaris 7 example.
4436 (sparc64-*-solaris2*): Likewise.
4438 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4440 * config.build (alpha*-dec-osf4*): Remove.
4441 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4442 of obsolete configurations.
4443 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4445 * config/alpha/t-osf4: Renamed to ...
4446 * config/alpha/t-osf5: ... this.
4447 * config/alpha/osf.h: Renamed to ...
4448 * config/alpha/osf5.h: ... this.
4449 Merged old osf5.h contents.
4451 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4452 (EXTRA_SPECS): Removed.
4453 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4454 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4457 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4459 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4461 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4464 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4465 __thiscall convention.
4467 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4469 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4471 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4473 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4475 * function.c (assign_parms_initialize_all): Add unused attribute
4478 2010-04-12 Richard Guenther <rguenther@suse.de>
4480 * gsstruct.def (GSS_CALL): New.
4481 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4482 * gimple.h: Include tree-ssa-alias.h.
4483 (struct gimple_statement_call): New.
4484 (union gimple_statement_struct_d): Add gimple_call member.
4485 (gimple_call_reset_alias_info): Declare.
4486 (gimple_call_use_set): New function.
4487 (gimple_call_clobber_set): Likewise.
4488 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4489 * gimple.c (gimple_call_reset_alias_info): New function.
4490 (gimple_build_call_1): Call it.
4491 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4492 * tree-inline.c (remap_gimple_stmt): Likewise.
4493 (expand_call_inline): Remove callused handling.
4494 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4495 * tree-dfa.c (dump_variable): Likewise.
4496 * tree-parloops.c (parallelize_loops): Likewise.
4497 * tree-ssa.c (init_tree_ssa): Likewise.
4498 (delete_tree_ssa): Likewise.
4499 * tree-flow-inline.h (is_call_used): Remove.
4500 * tree-flow.h (struct gimple_df): Remove callused member.
4501 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4502 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4503 (ref_maybe_used_by_call_p_1): Simplify.
4504 (call_may_clobber_ref_p_1): Likewise.
4505 * tree-ssa-structalias.c (compute_points_to_sets): Set
4506 the call stmt used and clobbered sets.
4507 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4508 (find_tail_calls): Verify the tail call.
4510 2010-04-12 Richard Guenther <rguenther@suse.de>
4512 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4513 single-iteration always-inline inlining.
4514 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4515 (cgraph_decide_inlining): Do not handle always-inline specially.
4516 (try_inline): Remove always-inline cycle detection special case.
4517 Do not recurse on always-inlines.
4518 (cgraph_early_inlining): Do not iterate if not optimizing.
4519 (cgraph_gate_early_inlining): remove.
4520 (pass_early_inline): Run unconditionally.
4521 (gate_cgraph_decide_inlining): New function.
4522 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4523 not inlining or optimizing.
4524 (cgraph_decide_inlining_of_small_functions): Also consider
4525 always-inline functions.
4526 (cgraph_default_inline_p): Return true for nodes which should
4527 disregard inline limits.
4528 (estimate_function_body_sizes): Assume zero size and time for
4529 nodes which are marked as disregarding inline limits.
4530 (cgraph_decide_recursive_inlining): Do not perform recursive
4531 inlining on always-inline nodes.
4533 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4536 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4537 for exprs satisfying handled_component_p.
4539 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4541 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4542 non-constant aggregate elements.
4544 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4545 is a real initialization.
4547 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4550 * c-decl.c (start_function): Move forward check for nested function.
4552 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4554 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4555 * config/sh/sh.c: Include reload.h.
4556 (sh_legitimize_reload_address): New.
4557 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4558 sh_legitimize_reload_address.
4560 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4562 * config/sh/sh.md (*movqi_pop): New insn pattern.
4563 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4565 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4567 * config/i386/i386.md (any_shiftrt): New code iterator.
4568 (shiftrt_insn): New code attribute.
4570 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4571 using any_shiftrt code iterator.
4572 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4573 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4574 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4575 pattern from corresponding peephole2 patterns.
4576 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4577 using any_shiftrt code iterator.
4578 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4579 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4580 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4581 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4582 *{ashr,lshr}<mode>3_cmp_zext.
4583 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4585 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4587 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4589 (*lshr<mode>3_cconly): Ditto.
4591 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4593 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4594 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4595 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4596 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4598 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4599 from corresponding peephole2 patterns.
4600 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4601 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4602 and *lshrdi3_1_rex64 using SWI mode iterator.
4603 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4604 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4605 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4606 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4607 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4608 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4609 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4610 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4611 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4614 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4616 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4617 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4618 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4619 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4621 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4622 from corresponding peephole2 patterns.
4623 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4624 (ashrsi3_cvt): Rename from ashrsi3_31.
4625 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4626 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4627 and x86_64_shift_adj_3 using SWI48 mode iterator.
4628 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4629 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4630 and *ashrdi3_1_rex64 using SWI mode iterator.
4631 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4632 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4633 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4634 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4635 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4636 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4637 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4638 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4639 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4641 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4642 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4643 x86_shift<mode>_adj_3 expanders.
4645 2010-04-10 Wei Guozhi <carrot@google.com>
4648 * config/arm/arm.c (arm_pic_static_addr): New function.
4649 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4651 (arm_output_addr_const_extra): Output expression for new pattern.
4652 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4654 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4656 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4659 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4660 * web.c: Include "insn-config.h" and "recog.h".
4661 (union_match_dups): New function.
4662 (web_main): Call it.
4663 (union_defs): Don't try to recognize match_dups.
4665 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4666 if doing so would replace the entire pattern.
4668 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4672 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4673 and splitter pattern. Change splitter operand 1 predicate to
4676 2010-04-09 Martin Jambor <mjambor@suse.cz>
4678 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4679 lattices are addresses of CONST_DECLs with the same initial value.
4680 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4681 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4683 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4684 Bernd Schmidt <bernds@codesourcery.com>
4686 * loop-invariant.c (replace_uses): New static function.
4687 (move_invariant_reg): Use it to ensure we can replace the uses.
4689 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4691 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4693 (picochip_override_options): Enable section anchors only above -O1.
4694 (picochip_reorg): Fixed a couple of build warnings.
4696 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4698 * configure.ac (plugin -rdynamic test): Log result.
4699 * configure: Regenerate.
4700 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4701 (RDYNAMIC_SPEC): Define.
4702 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4704 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4706 * configure.ac: Determine Sun ld version numbers.
4707 (comdat_group): Restrict GNU ld version checks to gld.
4708 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4709 (enable_comdat): Support --enable-comdat.
4710 * configure: Regenerate.
4711 * doc/install.texi (Configuration): Document --enable-comdat.
4713 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4715 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4716 * config/sol2-gld.h: ... here.
4717 * config.gcc (sparc*-*-solaris2*): Reflect this.
4718 (i[34567]86-*-solaris2*): Use it.
4720 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4722 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4724 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4726 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4729 * diagnostic.c (diagnostic_initialize): Initialize
4730 some_warnings_are_errors.
4731 (diagnostic_finish): New.
4732 (diagnostic_action_after_output): Call it before exiting.
4733 (diagnostic_report_diagnostic): Do not print message here. Set
4734 some_warnings_are_errors.
4735 * diagnostic.h (diagnostic_context): Delete
4736 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4737 (diagnostic_finish): Declare.
4738 * toplev.c (toplev_main): Call it before exit.
4740 2010-04-09 Jason Merrill <jason@redhat.com>
4743 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4744 for incomplete type.
4747 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4748 based on a warning flag.
4750 2010-04-09 Richard Guenther <rguenther@suse.de>
4752 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4754 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4757 * varasm.c (default_assemble_visibility): Wrap vars that are
4758 set, but unused, by targets without GAS.
4759 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4760 Remove set, but unused, vars.
4761 (rs6000_legitimize_tls_address): Likewise.
4762 (altivec_expand_dst_builtin): Likewise.
4763 * config/darwin.c (machopic_classify_symbol): Likewise.
4764 (machopic_indirection_name): Likewise.
4766 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4768 * config/i386/i386.md (DWI): New mode iterator.
4769 (S): New mode attribute.
4770 (shift_operand): Ditto.
4771 (shift_immediate_operand): Ditto.
4772 (ashl_input_operand): Ditto.
4773 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4774 using SDWIM mode iterator.
4775 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4776 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4778 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4779 from corresponding peephole2 patterns.
4780 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4781 and x86_64_shift_adj_1 using SWI48 mode iterator.
4782 (x86_shift<mode>_adj_2): Ditto.
4783 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4784 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4785 using SWI48 mode iterator.
4786 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4787 *ashldi3_cmp_rex64 using SWI mode iterator.
4788 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4789 *ashldi3_cconly_rex64 using SWI mode iterator.
4790 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4791 x86_shift<mode>_adj_{1,2}.
4792 (ix86_split_ashr): Ditto.
4793 (ix86_split_lshr): Ditto.
4795 2010-04-09 Richard Guenther <rguenther@suse.de>
4797 * target.h (builtin_conversion): Pass in input and output types.
4798 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4799 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4800 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4801 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4803 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4805 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4807 2010-04-09 Richard Guenther <rguenther@suse.de>
4810 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4812 2010-04-09 Richard Guenther <rguenther@suse.de>
4814 * tree-vectorizer.h (struct _stmt_vec_info): Document
4815 that vectype is the type of the LHS.
4816 (supportable_widening_operation, supportable_narrowing_operation):
4817 Get both input and output vector types as arguments.
4818 (vect_is_simple_use_1): Declare.
4819 (get_same_sized_vectype): Likewise.
4820 * tree-vect-loop.c (vect_determine_vectorization_factor):
4821 Set STMT_VINFO_VECTYPE to the vector type of the def.
4822 (vectorizable_reduction): Adjust.
4823 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4824 Adjust. Specify the output vector type.
4825 (vect_pattern_recog_1): Adjust.
4826 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4827 (vectorizable_call): Adjust.
4828 (vectorizable_conversion): Likewise.
4829 (vectorizable_operation): Likewise.
4830 (vectorizable_type_demotion): Likewise.
4831 (vectorizable_type_promotion): Likewise.
4832 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4834 (vect_is_simple_use_1): New function.
4835 (supportable_widening_operation): Get both input and output
4837 (supportable_narrowing_operation): Likewise.
4838 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4840 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4842 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4843 __thiscall and _thiscall as predefined macros.
4844 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4845 thiscall attribute handling.
4846 (ix86_comp_type_attributes): Likewise.
4847 (ix86_function_regparm): Likewise.
4848 (ix86_return_pops_args): Likewise.
4849 (init_cumulative_args): Likewise.
4850 (find_drap_reg): Likewise.
4851 (ix86_static_chain): Likewise.
4852 (x86_this_parameter): Likewise.
4853 (x86_output_mi_thunk): Likewise.
4854 (ix86_attribute_table): Add description for thiscall attribute.
4855 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4856 * doc/extend.texi: Add documentation for thiscall.
4858 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4861 * c.opt (Wint-to-pointer-cast): Available in C++.
4862 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4864 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4866 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4867 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4868 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4869 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4870 function type instead. Reorder and simplify checks.
4872 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4874 2010-04-08 Jing Yu <jingyu@google.com>
4875 Zdenek Dvorak <ook@ucw.cz>
4877 PR tree-optimization/42720
4878 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4879 loop unswitch conditions here from ...
4880 (tree_unswitch_single_loop): ... here.
4882 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4884 * tree-if-conv.c: Fix comments and simplify logic.
4886 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4888 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4889 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4890 (main_tree_if_conversion): Update call to tree_if_conversion.
4892 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4895 * doc/invoke.texi (-b,-V): Delete.
4896 * doc/tm.texi: Do not mention -b.
4897 * gcc.c (display_help): Delete -b and -V.
4898 (process_command): Delete -b and -V.
4899 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4901 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4902 Wolfgang Gellerich <gellerich@de.ibm.com>
4904 Implement target hook for loop unrolling
4905 * target.h (loop_unroll_adjust): Add a new target hook function.
4906 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4907 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4908 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4909 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4910 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4912 (decide_unroll_stupid): Likewise.
4914 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4917 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4919 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4921 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4922 (Specific, *-*-solaris2*): Likewise.
4923 Don't prefer Sun as over GNU as.
4925 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4927 * config/s390/s390.c (override_options): Adjust the z10 defaults
4928 for max-unroll-times, max-completely-peeled-insns
4929 and max-completely-peel-times.
4931 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4933 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4934 instructions for z10.
4935 (s390_expand_setmem): Likewise.
4936 (s390_expand_cmpmem): Likewise.
4938 2010-04-08 Richard Guenther <rguenther@suse.de>
4940 PR tree-optimization/43679
4941 * tree-ssa-pre.c (eliminate): Only propagate copies.
4943 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4946 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4947 set but not used variable warning.
4949 2010-04-08 Wei Guozhi <carrot@google.com>
4952 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4953 (arm_size_rtx_costs): Call the new function when optimized for size.
4955 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4958 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4959 op0 is not a MEM, just return NULL instead of assertion
4961 (discover_nonconstant_array_refs): Don't walk debug stmts.
4963 2010-04-08 Doug Kwan <dougkwan@google.com>
4965 * configure.ac: Recognize gold and do not use its version number
4966 to test ld features.
4967 * configure: Regenerate.
4969 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4972 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4973 (negate_value): Move code to push elements to broken_up_substracts ...
4974 (eliminate_plus_minus_pair): ... here. Push operands that have no
4975 negative pair to plus_negates.
4976 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4978 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4980 * doc/install.texi (Configuration): Move description of
4981 --enable-lto, --with-libelf*, --enable-gold from Java section to
4984 * doc/generic.texi (Working with declarations)
4985 (Function Properties, C and C++ Trees): Fix typos.
4986 * doc/sourcebuild.texi (Top Level): Likewise.
4988 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4991 * tree.h (DECL_READ_P): Define.
4992 (struct tree_decl_common): Add decl_read_flag.
4993 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4994 a set but not used warning.
4995 (merge_decls): Merge DECL_READ_P flag.
4996 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4997 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4998 * c-common.c (handle_used_attribute, handle_unused_attribute):
5000 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
5002 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
5004 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
5005 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
5006 c_parser_binary_expression, c_parser_cast_expression,
5007 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
5008 Call default_function_array_read_conversion instead of
5009 default_function_array_conversion where needed.
5010 (c_parser_unary_expression, c_parser_conditional_expression,
5011 c_parser_postfix_expression_after_primary, c_parser_initelt):
5012 Likewise. Call mark_exp_read where needed.
5013 (c_parser_statement_after_labels, c_parser_asm_operands,
5014 c_parser_typeof_specifier, c_parser_sizeof_expression,
5015 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5017 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5019 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5020 (warn_unused_but_set_parameter): Default to warn_unused
5022 * doc/invoke.texi: Document -Wunused-but-set-variable and
5023 -Wunused-but-set-parameter.
5025 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5026 used count variable.
5027 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5028 when operandN variables aren't used in the body of the expander
5030 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5031 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5032 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5033 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5034 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5035 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5036 * tree.c (PROCESS_ARG): Likewise.
5038 2010-04-07 Simon Baldwin <simonb@google.com>
5040 * diagnostic.h (diagnostic_override_option_index): New macro to
5041 set a diagnostic's option_index.
5042 * c-tree.h (c_cpp_error): Add warning reason argument.
5043 * opts.c (_warning_as_error_callback): New.
5044 (register_warning_as_error_callback): Store callback for
5045 warnings enabled via enable_warning_as_error.
5046 (enable_warning_as_error): Call callback, minor code tidy.
5047 * opts.h (register_warning_as_error_callback): Declare.
5048 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5049 response to -Werror=.
5050 (c_common_init_options): Register warning_as_error_callback in opts.c.
5051 * common.opt: Add -Wno-cpp option.
5052 * c-common.c (struct reason_option_codes_t): Map cpp warning
5053 reason codes to gcc option indexes.
5054 * (c_option_controlling_cpp_error): New function, lookup the gcc
5055 option index for a cpp warning reason code.
5056 * (c_cpp_error): Add warning reason argument, call
5057 c_option_controlling_cpp_error for diagnostic_override_option_index.
5058 * doc/invoke.texi: Document -Wno-cpp.
5060 2010-04-07 Richard Guenther <rguenther@suse.de>
5062 * ipa-reference.c (mark_load): Use get_base_address.
5063 (mark_store): Likewise.
5065 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5066 inserting GIMPLE_NOPs into the IL.
5067 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5068 Explicitly strip handled components and indirect references.
5070 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5071 folding address expressions.
5072 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5073 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5074 operand_equal_p to compare decls.
5075 (ptr_deref_may_alias_decl_p): Likewise.
5076 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5077 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5078 Handle reversed comparison ops.
5079 * tree-sra.c (asm_visit_addr): Use get_base_address.
5080 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5081 * ipa-reference.c (mark_address): Use get_base_address.
5083 2010-04-07 Richard Guenther <rguenther@suse.de>
5085 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5086 Propagate constants everywhere.
5088 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5091 * tree.c (MAX_INT_CACHED_PREC): Define.
5092 (nonstandard_integer_type_cache): New array.
5093 (build_nonstandard_integer_type): Cache results for precision
5094 <= MAX_INT_CACHED_PREC.
5096 2010-04-07 Richard Guenther <rguenther@suse.de>
5098 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5099 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5100 * common.opt: Likewise.
5101 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5102 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5103 (nonoverlapping_memrefs_p): Likewise.
5104 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5105 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5106 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5107 OPT_fargument_noalias_global for backward compatibility.
5109 2010-04-07 Richard Guenther <rguenther@suse.de>
5111 PR tree-optimization/43270
5112 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5113 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5114 * tree-ssa-pre.c (phi_translate_1): Adjust.
5115 (fully_constant_expression): Split out vn_reference handling to ...
5116 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5117 Fold reads from constant strings.
5118 (vn_reference_lookup): Handle fully constant references.
5119 (vn_reference_lookup_pieces): Likewise.
5120 * Makefile.in (expmed.o-warn): Add -Wno-error.
5122 2010-04-07 Martin Jambor <mjambor@suse.cz>
5124 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5126 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5129 * gcc.c: Add -static-libstdc++ to list of recognized options.
5131 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5133 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5135 2010-04-07 Richard Guenther <rguenther@suse.de>
5138 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5139 bases build simple mem attributes to retain points-to information.
5141 2010-04-07 Richard Guenther <rguenther@suse.de>
5144 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5145 preserve points-to related information.
5147 2010-04-07 Richard Guenther <rguenther@suse.de>
5150 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5151 discard plain indirect references.
5152 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5153 * tree.c (tree_nop_conversion): Likewise.
5155 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5158 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5160 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5162 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5163 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5165 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5167 * tree-if-conv.c: Fix indentation and comments.
5169 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5171 * tree-if-conv.c: Sort static functions in topological order.
5173 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5175 * tree-if-conv.c: Fix indentation and comments.
5177 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5180 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5181 lang_hooks.types.type_for_size instead of
5182 build_nonstandard_integer_type.
5183 When converting an unsigned type to signed, double its precision.
5184 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5185 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5186 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5189 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5192 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5193 POINTER_PLUS_EXPR for pointer types.
5195 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5198 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5199 * graphite-clast-to-gimple.c: Include langhooks.h.
5200 (max_signed_precision_type): New.
5201 (max_precision_type): Takes two types as arguments.
5202 (precision_for_value): New.
5203 (precision_for_interval): New.
5204 (gcc_type_for_interval): New.
5205 (gcc_type_for_value): New.
5206 (gcc_type_for_clast_term): New.
5207 (gcc_type_for_clast_red): New.
5208 (gcc_type_for_clast_bin): New.
5209 (gcc_type_for_clast_expr): Split up into several functions.
5210 (gcc_type_for_clast_eq): Rewritten.
5211 (compute_bounds_for_level): New.
5212 (compute_type_for_level_1): New.
5213 (compute_type_for_level): New.
5214 (gcc_type_for_cloog_iv): Removed.
5215 (gcc_type_for_iv_of_clast_loop): Rewritten.
5216 (graphite_create_new_loop): Compute the lower and upper bound types
5217 with gcc_type_for_clast_expr.
5218 (graphite_create_new_loop_guard): Same.
5219 (find_cloog_iv_in_expr): Removed.
5220 (compute_cloog_iv_types_1): Removed.
5221 (compute_cloog_iv_types): Removed.
5222 (gloog): Do not call compute_cloog_iv_types.
5223 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5225 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5226 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5227 (GBB_CLOOG_IV_TYPES): Removed.
5229 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5231 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5232 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5233 (detect_commutative_reduction): Same.
5235 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5237 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5238 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5240 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5241 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5242 (rewrite_commutative_reductions_out_of_ssa): Same.
5243 * passes.c (execute_function_todo): Call verify_ssa for every pass
5244 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5245 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5246 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5247 with an extra argument.
5248 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5249 verify_ssa only when the extra argument is true.
5250 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5251 with an extra argument.
5252 (tree_transform_and_unroll_loop): Same.
5254 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5256 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5257 for all the passes of the LNO having LOOP_CLOSED_SSA.
5258 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5259 * tree-loop-distribution.c (pass_loop_distribution): Same.
5260 * tree-pass.h (TODO_verify_loops): Removed.
5261 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5263 (pass_tree_unswitch): Same.
5264 (pass_predcom): Same.
5265 (pass_vectorize): Same.
5266 (pass_linear_transform): Same.
5267 (pass_graphite_transforms): Same.
5268 (pass_iv_canon): Same.
5269 (pass_complete_unroll): Same.
5270 (pass_complete_unrolli): Same.
5271 (pass_parallelize_loops): Same.
5272 (pass_loop_prefetch): Same.
5273 (pass_iv_optimize): Same.
5275 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5278 * passes.c (init_optimization_passes): Move pass_lim before
5279 pass_copy_prop and pass_dce_loop.
5281 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5284 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5285 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5286 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5287 MULTI_* defines for 4 argument vpermil2p* builtins.
5289 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5291 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5292 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5293 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5294 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5295 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5296 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5297 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5298 Use x86_maybe_negate_const_int to output insn mnemonic.
5299 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5300 check from instruction predicate. Update comments.
5301 * config/i386/sync.md (sync_add<mode>): Use
5302 x86_maybe_negate_const_int to output insn mnemonic.
5304 2010-04-06 Jan Hubicka <jh@suse.cz>
5306 PR tree-optimization/42906
5307 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5308 IGNORE_SELF argument. Set visited_control_parents for fully
5310 (find_obviously_necessary_stmts): Update call of
5311 mark_control_dependent_edges_necessary.
5312 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5314 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5316 * config/i386/i386.md: Remove comment about 'e' and 'E'
5319 2010-04-06 Richard Guenther <rguenther@suse.de>
5321 PR tree-optimization/43627
5322 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5323 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5326 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5328 * BASE-VER: Change to 4.6.0.
5331 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5334 2010-04-06 Richard Guenther <rguenther@suse.de>
5337 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5339 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5341 * doc/invoke.texi (Optimize Options): Document that LTO
5342 won't remove object access purely due to incompatible
5345 2010-04-04 Matthias Klose <doko@ubuntu.com>
5347 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5348 Initialize variable.
5350 2010-04-03 Richard Guenther <rguenther@suse.de>
5353 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5354 require a non-NULL MEM_OFFSET.
5356 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5358 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5359 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5360 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5361 config/alpha/predicates.md, config/arm/arm.md,
5362 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5363 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5364 config/darwin9.h, config/darwin.c, config/darwin.h,
5365 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5366 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5367 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5368 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5369 config/mips/mips.md, config/mn10300/mn10300.c,
5370 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5371 config/rs6000/aix.h, config/rs6000/dfp.md,
5372 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5373 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5374 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5375 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5376 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5377 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5378 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5379 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5380 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5381 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5382 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5383 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5384 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5385 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5386 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5387 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5388 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5389 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5390 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5391 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5392 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5393 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5394 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5395 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5396 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5397 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5398 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5399 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5400 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5401 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5402 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5403 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5404 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5405 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5406 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5407 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5409 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5412 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5413 * aclocal.m4: Regenerate.
5415 2010-04-02 Richard Guenther <rguenther@suse.de>
5417 PR tree-optimization/43629
5418 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5419 if we have seen a constant value.
5421 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5423 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5425 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5428 * arm.c (legitimize_tls_address): Adjust call to
5429 gen_tls_load_dot_plus_four.
5430 (arm_note_pic_base): New function.
5431 (arm_cannot_copy_insn_p): Use it.
5432 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5435 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5440 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5442 * Makefile.in ($(out_object_file)): Depend on
5443 gt-$(basename $(notdir $(out_file))).h.
5445 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5447 * config.gcc (lm32-*-rtems*): Add t-lm32.
5449 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5451 * config.gcc: Add lm32-*-rtems*.
5452 * config/lm32/rtems.h: New file.
5454 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5457 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5459 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5461 * dwarf2out.c (output_compilation_unit_header): For
5462 -gdwarf-4 use version 4 instead of version 3.
5463 (output_line_info): For version 4 and above emit additional
5464 maximum ops per insn header field.
5465 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5467 * dwarf2out.c (is_c_family, is_java): Remove.
5468 (lower_bound_default): New function.
5469 (add_bound_info, gen_descr_array_type_die): Use it.
5471 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5474 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5475 re-declaration when it happens in a function.
5477 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5479 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5480 (cgraph_remove_function_insertion_hook): Same.
5481 (cgraph_call_function_insertion_hooks): Same.
5483 2010-04-01 Richard Guenther <rguenther@suse.de>
5486 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5487 and TREE_THIS_VOLATILE.
5488 (copy_ref_info): Likewise.
5489 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5490 * tree.c (build6_stat): Ignore side-effects of all but arg5
5491 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5494 2010-04-01 Richard Guenther <rguenther@suse.de>
5496 PR tree-optimization/43607
5497 * ipa-type-escape.c (check_call): Do not access non-existing
5500 2010-04-01 Richard Guenther <rguenther@suse.de>
5504 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5505 Jack Howarth <howarth@bromo.med.uc.edu>
5507 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5510 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5512 * doc/install.texi (Prerequisites): Document libelf usability on
5513 IRIX 5/6 and Solaris 2.
5514 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5515 Update GNU as, GNU ld requirements.
5516 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5517 Document Sun Studio compiler download.
5518 Update and simplify as, ld recommendations.
5519 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5521 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5523 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5524 with_tune_32 to pentium4.
5526 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5528 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5530 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5532 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5533 obsoletion, removal.
5535 Document GNU as requirement.
5536 Update configure requirements.
5537 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5538 Recomment IRIX 6.5.18+.
5539 Document IDF/IDL requirement.
5540 Document GNU as requirement.
5541 Document GNU ld bootstrap failure.
5542 Remove freeware.sgi.com reference.
5544 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5546 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5547 UNIX V4.0, V5.0 obsoletion, removal.
5548 Remove --with-gc=simple reference.
5549 Update VM requirements during bootstrap.
5550 Remove -oldas bootstrap description.
5551 Update binutils reference.
5552 Remove comparison failure note.
5554 2010-03-31 Richard Guenther <rguenther@suse.de>
5555 Zdenek Dvorak <ook@ucw.cz>
5556 Sebastian Pop <sebastian.pop@amd.com>
5559 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5560 with multiple arguments.
5561 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5563 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5565 * graphite-dependences.c (print_pddr): Call print_pdr with an
5567 * graphite-poly.c (debug_pdr): Add an extra argument for the
5570 (print_pbb_domain): Same.
5572 (print_scop_context): Same.
5574 (print_cloog): Same.
5575 (debug_pbb_domain): Same.
5579 (debug_scop_context): Same.
5581 (debug_cloog): Same.
5582 (print_scop_params): Same.
5583 (debug_scop_params): Same.
5584 (print_iteration_domain): Same.
5585 (print_iteration_domains): Same.
5586 (debug_iteration_domain): Same.
5587 (debug_iteration_domains): Same.
5588 (print_scattering_function): Same.
5589 (print_scattering_functions): Same.
5590 (debug_scattering_function): Same.
5591 (debug_scattering_functions): Same.
5592 * graphite-poly.h (debug_pdr): Update declaration.
5594 (print_pbb_domain): Same.
5596 (print_scop_context): Same.
5598 (print_cloog): Same.
5599 (debug_pbb_domain): Same.
5603 (debug_scop_context): Same.
5605 (debug_cloog): Same.
5606 (print_scop_params): Same.
5607 (debug_scop_params): Same.
5608 (print_iteration_domain): Same.
5609 (print_iteration_domains): Same.
5610 (debug_iteration_domain): Same.
5611 (debug_iteration_domains): Same.
5612 (print_scattering_function): Same.
5613 (print_scattering_functions): Same.
5614 (debug_scattering_function): Same.
5615 (debug_scattering_functions): Same.
5617 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5619 * graphite-poly.c (print_scattering_function_1): New.
5620 (print_scattering_function): Call it.
5621 (print_scop_params): Remove spaces at the end of lines.
5624 * graphite-poly.h (print_cloog): Declared.
5625 (debug_cloog): Declared.
5627 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5629 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5631 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5632 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5633 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5634 to switch between adding the IV bump in loop->latch or in loop->header.
5636 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5638 * graphite-poly.c (print_scattering_function): Pretty print following
5641 (print_pbb_domain): Same.
5642 (dump_gbb_cases): Same.
5643 (dump_gbb_conditions): Same.
5646 (print_scop_params): Same.
5647 (print_scop_context): Same.
5649 (print_pbb_body): New.
5650 (lst_indent_to): New.
5651 (print_lst): Start new lines with a #.
5652 * graphite-poly.h (pbb_bb): New.
5653 (pbb_index): Use pbb_bb.
5654 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5656 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5658 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5660 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5661 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5662 and 0 instead of 1 for dw_val_class_flag.
5663 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5664 dw_val_class_range_list, dw_val_class_loc_list,
5665 dw_val_class_lineptr and dw_val_class_macptr, use
5666 DW_FORM_flag_present for dw_val_class_flag and
5667 DW_FORM_exprloc for dw_val_class_loc.
5668 (output_die): For -gdwarf-4 print dw_val_class_loc
5669 size as uleb128 instead of 1 or 2 bytes and don't print
5670 anything for dw_val_class_flag.
5672 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5673 instead of cselib_lookup following by tweaking locs->setting_insn.
5676 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5677 even before returning from label, setjmp call or volatile asm
5680 2010-03-31 Richard Guenther <rguenther@suse.de>
5683 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5684 temporary data on stack.
5686 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5688 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5689 (PUSHSECTION_ASM_OP): Remove.
5690 (POPSECTION_ASM_OP): Remove.
5691 (PUSHSECTION_FORMAT): Remove.
5692 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5693 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5694 * config/sol2.c (solaris_output_init_fini): Use it.
5696 2010-03-31 Jie Zhang <jie@codesourcery.com>
5699 * opt-functions.awk (var_type_struct): Use signed char type
5700 for simple variables.
5702 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5704 * config/sol2.c: Include output.h.
5705 (solaris_assemble_visibility): New function.
5706 * config/t-sol2 (sol2.o): Add output.h dependency.
5707 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5708 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5711 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5714 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5715 V2SImode or XFmode on PRE_DEC.
5718 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5721 2010-03-31 Jie Zhang <jie@codesourcery.com>
5724 * reload.h (caller_save_initialized_p): Declare.
5725 * toplev.c (backend_init_target): Don't call
5726 init_caller_save but set caller_save_initialized_p to false.
5727 * caller-save.c (caller_save_initialized_p): Define.
5728 (init_caller_save): Check caller_save_initialized_p.
5729 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5731 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5734 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5735 and soft-fp/t-softfp to tmake_file.
5736 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5737 (LIBGCC2_TF_CEXT): Define.
5740 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5743 * cselib.c (n_useless_values): Document handling of debug locs.
5744 (n_useless_debug_values, n_debug_values): New variables.
5745 (new_elt_loc_list): Don't add to debug values, keep count.
5746 (promote_debug_loc): New.
5747 (cselib_reset_table): Zero new variables.
5748 (entry_and_rtx_equal_p): Promote debug locs.
5749 (discard_useless_locs): Increment n_useless_debug_values for
5751 (remove_useless_values): Adjust n_useless_values and n_debug_values
5752 with n_useless_debug_values.
5753 (add_mem_for_addr): Promote debug locs.
5754 (cselib_lookup_mem): Likewise.
5755 (cselib_lookup_addr): Renamed to...
5756 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5757 (cselib_log_lookup): ... this. Turn into...
5758 (cselib_lookup_addr): ... new wrapper.
5759 (cselib_lookup_from_insn): New.
5760 (cselib_invalidate_regno): Increment n_useless_debug_values for
5762 (cselib_invalidate_mem): Likewise.
5763 (cselib_process_insn): Take n_deleted and n_debug_values into
5764 account to guard remove_useless_value call.
5765 (cselib_finish): Zero n_useless_debug_values.
5766 * cselib.h (cselib_lookup_from_insn): Declare.
5767 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5768 (sched_analyze_2): Likewise.
5770 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5772 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5774 (adjust_mems): Replace narrowing SUBREG of expression containing
5775 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5776 with operations in the narrower mode.
5779 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5780 regs_invalidated_by_call instead all call_used_reg_set registers.
5782 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5785 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5786 pointer comparisons with types_compatible_p.
5787 * tree-vect-stmts.c (vectorizable_call): Same.
5788 (vectorizable_condition): Same.
5790 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5792 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5793 stack check if the mask would be zero.
5795 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5796 Jack Howarth <howarth@bromo.med.uc.edu>
5798 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5801 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5804 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5806 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5807 Include ___unordxf2 and ___unordtf2.
5808 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5811 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5813 * config/lm32/t-lm32: New file.
5814 * config.gcc: Use the above file when targetting lm32.
5816 2010-03-28 Duncan Sands <baldrick@free.fr>
5818 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5820 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5823 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5824 Improve vectorization cost model diagnostic.
5826 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5829 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5830 compute_data_dependences_for_loop returns false, early exit
5831 and output an extra diagnostic for the failed data reference
5834 2010-03-29 Richard Guenther <rguenther@suse.de>
5836 PR tree-optimization/43560
5837 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5838 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5840 2010-03-29 Jie Zhang <jie@codesourcery.com>
5843 * toplev.c (process_options): Set optimization_default_node
5844 and optimization_current_node.
5845 * opts.c (decode_options): Don't set optimization_default_node
5846 and optimization_current_node.
5848 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5850 * config/rtems.h: Abandon -qrtems_debug.
5852 2010-03-28 Jan Hubicka <jh@suse.cz>
5854 PR tree-optimization/43505
5855 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5856 map should not be copied.
5858 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5861 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5862 cdtors, set DECL_PRESERVE_P.
5863 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5866 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5868 PR tree-optimization/43528
5869 * stor-layout.c (place_field): Check that constant fits into
5870 unsigned HWI when skipping calculation of MS bitfield layout.
5872 2010-03-27 Jan Hubicka <jh@suse.cz>
5875 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5876 notice_global_symbol work.
5878 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5880 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5881 instead of dwarf2out_decl.
5882 (struct var_loc_node): Remove section_label field.
5883 (dwarf2out_function_decl): New function.
5884 (dwarf2out_var_location): Don't set section_label field.
5885 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5887 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5889 PR tree-optimization/43544
5890 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5891 First argument for builtin vectorized function hook is now a
5892 tree to be able to distinguish between machine specific and
5894 * targhooks.c (default_builtin_vectorized_function): Ditto.
5895 * targhooks.h (default_builtin_vectorized_function): Ditto.
5896 * target.h (struct gcc_target): Ditto.
5897 * tree-vect-stmts.c (vectorizable_function): Ditto.
5898 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5899 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5902 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5905 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5906 nested binding iff it is a FUNCTION_DECL.
5907 (store_parm_decls_newstyle): Pass nested=true to bind for
5908 FUNCTION_DECLs amongst parameters.
5910 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5912 * var-tracking.c (vt_expand_loc_callback): Don't run
5913 cselib_expand_value_rtx_cb in dummy mode if
5914 cselib_dummy_expand_value_rtx_cb returned false.
5916 * var-tracking.c (emit_note_insn_var_location): For one part
5917 notes with offset 0, don't add EXPR_LIST around the location.
5918 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5919 add_location_or_const_value_attribute): Adjust for that change.
5922 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5923 into first operand and location into second.
5924 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5925 dw_cfi_oprnd_loc for DW_CFA_expression.
5926 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5927 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5928 assume first argument is regnum and second argument is location.
5930 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5933 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5934 of scratch register to DImode. Split to DImode comparison operator.
5935 Use SImode subreg of scratch register in the multiplication.
5936 (*cmp_sadd_sidi): Ditto.
5937 (*cmp_ssub_si): Ditto.
5938 (*cmp_ssub_sidi): Ditto.
5940 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5943 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5944 Remove invalid assert and wrong comment.
5946 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5949 * flags.h (final_insns_dump_p): New extern.
5950 * final.c (final_insns_dump_p): New variable.
5951 (rest_of_clean_state): Set it before -fdump-final-insns=
5952 dumping, clear afterwards.
5953 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5954 MEM_ALIAS_SET on MEMs.
5956 2010-03-26 David S. Miller <davem@davemloft.net>
5958 * configure.ac: Fix sparc GOTDATA_OP bug check.
5959 * configure: Rebuild.
5961 2010-03-26 Alan Modra <amodra@gmail.com>
5963 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5965 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5967 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5968 TLS_SECTION_ASM_FLAG.
5970 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5973 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5974 Clear first_function_block_is_cold.
5977 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5978 argument if the argument is truth_value_p.
5980 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5982 * config/rs6000/constraints.md: Update copyright year for my changes.
5985 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5986 used in reg+reg addressing, swap registers.
5988 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5991 * target.h (struct gcc_target): Add code_end hook.
5992 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5994 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5995 * toplev.c (compile_file): Call targetm.asm_out.code_end
5996 hook before unwind info/debug info output.
5997 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5998 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5999 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6000 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
6001 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6002 * config/i386/i386.c (ix86_file_end): Renamed to...
6003 (ix86_code_end): ... this. Make static. Don't call
6004 file_end_indicate_exec_stack. Emit unwind info using
6005 final_start_function/final_end_function.
6006 (darwin_x86_file_end): Remove.
6007 (TARGET_ASM_CODE_END): Define.
6008 * config/i386/i386.h (TARGET_ASM_FILE_END,
6009 NEED_INDICATE_EXEC_STACK): Don't define.
6010 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
6011 (TARGET_ASM_FILE_END): Define to darwin_file_end.
6012 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
6013 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6016 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6017 at the beginning and final_end_function at the end.
6018 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6020 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6022 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6023 and Sun as TLS syntax.
6024 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6025 * configure: Regenerate.
6026 * config.in: Regenerate.
6027 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6028 (default_elf_asm_named_section): Use it.
6029 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6030 (i386_output_dwarf_dtprel): Likewise.
6031 (output_addr_const_extra): Likewise.
6032 (output_pic_addr_const): Lowercase @GOTTPOFF.
6033 (output_addr_const_extra): Likewise.
6034 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6035 (output_addr_const_extra): Likewise.
6036 (output_pic_addr_const): Lowercase @INDNTPOFF.
6037 (output_addr_const_extra): Likewise.
6038 (output_pic_addr_const): Lowercase @NTPOFF.
6039 (output_addr_const_extra): Likewise.
6040 (output_pic_addr_const): Lowercase @TPOFF.
6041 (output_addr_const_extra): Likewise.
6042 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6043 (*tls_global_dynamic_64): Likewise.
6044 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6045 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6047 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6048 (ASM_OUTPUT_TLS_COMMON): Use it.
6049 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6052 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6053 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6054 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6055 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6056 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6057 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6059 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6061 * config/i386/i386.c (override_options): Don't accept
6062 -mtls-dialect=sun any longer.
6063 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6064 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6065 (*tls_local_dynamic_base_32_sun): Likewise.
6066 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6068 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6071 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6072 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6075 * ira.c (adjust_cleared_regs): New function.
6076 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6080 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6082 * expr.c (expand_expr_real): Restore previous
6083 curr_insn_source_location and curr_insn_block after
6084 expand_expr_real_1 call.
6085 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6086 instead of expand_expr_real_1.
6088 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6090 PR rtl-optimization/43413
6091 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6094 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6097 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6098 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6100 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6102 * config/i386/i386.c (ix86_target_string): Add -mfma.
6103 Fix a typo in comment.
6105 2010-03-22 Mike Stump <mikestump@comcast.net>
6108 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6109 Don't overly align based upon packed packed fields.
6111 2010-03-22 Jason Merrill <jason@redhat.com>
6113 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6114 Use () rather than [], and move before the element type.
6116 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6118 * doc/configfiles.texi (Configuration Files): Removed
6119 fixinc/Makefile*, intl/Makefile.*.
6120 * doc/makefile.texi: Fixed markup. Abstract from version
6121 control system used.
6122 (Makefile): Removed obsolete gcc/java/parse.y example.
6123 * doc/sourcebuild.texi: Likewise.
6124 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6125 libgomp, libssp. Removed fastjar.
6126 (Miscellaneous Docs): Clarify location.
6127 Added COPYING3, COPYING3.LIB.
6128 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6130 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6133 * config/i386/i386.c (x86_function_profiler)
6134 [!NO_PROFILE_COUNTERS]: Fix typo.
6135 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6138 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6139 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6141 * doc/sourcebuild.texi (Test Directives): Split into six
6142 subsections, with most of the current text in new subsections
6143 Directives, Selectors, and Final Actions.
6144 (Directives): Split list of test directives into multiple
6146 (Selectors): Describe use and syntax of selectors.
6147 (Effective-Target Keywords): Describe all existing keywords.
6148 (Add Options): Describe features for dg-add-options.
6149 (Require Support): Describe variants of dg-require-support.
6150 (Final Actions): Describe commands to use in dg-final.
6152 2010-03-22 Michael Matz <matz@suse.de>
6155 * recog.c (validate_replace_rtx_group): Replace also in
6156 REG_EQUAL and REG_EQUIV notes.
6158 2010-03-22 Richard Guenther <rguenther@suse.de>
6160 PR tree-optimization/43390
6161 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6162 sure vector extracts are type correct.
6164 2010-03-22 Richard Guenther <rguenther@suse.de>
6167 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6168 x * sqrt (x) even when optimizing for size if the target
6169 has native support for sqrt.
6171 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6173 * varasm.c (make_decl_rtl_for_debug): Also clear
6174 flag_mudflap for the duration of make_decl_rtl call.
6177 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6178 locs from preserved VALUEs.
6180 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6183 * pa.md (movmemsi): Set align to one if zero.
6184 (movmemdi): Likewise.
6186 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6189 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6190 with their corresponding prologue pushes.
6192 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6195 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6196 at the begining or end.
6197 (spu_expand_epilogue): Likewise.
6199 2010-03-20 Richard Guenther <rguenther@suse.de>
6201 PR rtl-optimization/43438
6202 * combine.c (make_extraction): Properly zero-/sign-extend an
6203 extraction of the low part of a CONST_INT. Also handle
6206 2010-03-19 Mike Stump <mikestump@comcast.net>
6208 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6209 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6210 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6212 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6215 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6218 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6220 PR rtl-optimization/42258
6221 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6222 use that may match DEF.
6225 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6226 the cost of loading the constant rather than assuming
6228 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6229 outer code is AND, do the same tests as the andsi3 expander and
6230 return COSTS_N_INSNS (1) if and is cheap.
6232 * optabs.c (avoid_expensive_constant): Fix formatting.
6234 2010-03-19 Michael Matz <matz@suse.de>
6237 * attribs.c (decl_attributes): When rebuilding a function pointer
6238 type use the same qualifiers as the original pointer type.
6240 2010-03-19 Martin Jambor <mjambor@suse.cz>
6242 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6243 and is_gimple_ip_invariant_address.
6245 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6248 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6250 * config/arm/arm.c (arm_override_options): Turn off
6251 flag_dwarf2_cfi_asm for AAPCS variants.
6253 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6256 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6257 Use PRE_MODIFY instead of PRE_DEC.
6258 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6259 (vfp_emit_fstmd): Likewise.
6261 2010-03-19 Michael Matz <matz@suse.de>
6264 * builtins.c (expand_builtin_interclass_mathfn,
6265 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6268 2010-03-19 Richard Guenther <rguenther@suse.de>
6270 PR tree-optimization/43415
6271 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6272 (phi_translate_1): ... this.
6273 (phi_translate): Move all caching here. Cache all NARY
6274 and REFERENCE translations.
6276 2010-03-19 David S. Miller <davem@davemloft.net>
6278 With help from Eric Botcazou.
6279 * config/sparc/sparc.c: Include dwarf2out.h.
6280 (emit_pic_helper): Delete.
6281 (pic_helper_symbol_name): Delete.
6282 (pic_helper_emitted_p): Delete.
6283 (pic_helper_needed): New.
6284 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6285 (get_pc_thunk_name): New.
6286 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6287 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6288 Set pic_helper_needed to true. Don't call emit_pic_helper.
6289 (sparc_expand_prologue): Update load_pic_register call.
6290 (sparc_output_mi_thunk): Likewise.
6291 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6292 thunk if possible. Output CFI information as needed.
6294 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6295 Jack Howarth <howarth@bromo.med.uc.edu>
6298 * config/i386/i386.h: Fix ABI on darwin x86-32.
6300 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6302 * tree.h: Declare make_decl_rtl_for_debug.
6303 * varasm.c (make_decl_rtl_for_debug): New.
6304 * dwarf2out.c (rtl_for_decl_location): Call it.
6305 * cfgexpand.c (expand_debug_expr): Call it.
6307 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6310 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6314 * var-tracking.c (vt_init_cfa_base): Do nothing if
6315 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6317 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6320 * var-tracking.c (canonicalize_vars_star): New.
6321 (dataflow_post_merge_adjust): Use it.
6323 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6326 * var-tracking.c (non_suitable_const): New function.
6327 (add_uses): For DEBUG_INSNs with constants, don't record any
6328 value, instead just the constant value itself.
6329 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6330 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6331 (emit_notes_in_bb): Likewise.
6332 (emit_note_insn_var_location): For onepart variables if
6333 cur_loc is a VOIDmode constant, use DECL_MODE.
6335 2010-03-18 Martin Jambor <mjambor@suse.cz>
6338 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6339 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6340 all non-clones. Moved call redirection...
6341 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6342 (cgraph_materialize_all_clones): Dispose of all
6343 combined_args_to_skip bitmaps.
6344 (verify_cgraph_node): Do not check for edges pointing to wrong
6345 nodes in inline clones.
6346 * tree-inline.c (copy_bb): Call
6347 cgraph_redirect_edge_call_stmt_to_callee.
6348 * ipa.c (cgraph_remove_unreachable_nodes): Call
6349 cgraph_node_remove_callees even when there are used clones.
6351 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6353 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6355 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6358 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6361 2010-03-18 Michael Matz <matz@suse.de>
6364 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6365 into sqrt(x) if we need to preserve signed zeros.
6367 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6368 Eric Botcazou <ebotcazou@adacore.com>
6370 PR rtl-optimization/43360
6371 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6372 note if we don't know its invariant status.
6374 2010-03-18 Michael Matz <matz@suse.de>
6376 PR tree-optimization/43402
6377 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6378 PHI chains of ssa names registered for update.
6380 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6383 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6384 non-offsettable and pre_modify update addressing.
6385 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6386 and "2" alternatives "#".
6387 (*movdd_softfloat32): Make all alternatives "#";
6388 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6389 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6390 (*movdf_softfloat32): Make all alternatives "#";
6391 (movdi): Use the new DIFD mode iterator to create a common splitter
6392 for movdi, movdf and movdd patterns.
6394 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6396 * common.opt (dumpdir): Remove redundant tab.
6398 2010-03-17 Martin Jambor <mjambor@suse.cz>
6400 PR tree-optimization/43347
6401 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6402 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6404 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6406 PR rtl-optimization/42216
6407 * regrename.c (create_new_chain): New function, broken out from...
6408 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6409 appending a use to an empty chain.
6410 (build_def_use): Remove previous changes that convert OP_INOUT to
6411 OP_OUT operands; instead detect the case where an OP_INOUT operand
6412 uses a previously untracked register and create an empty chain for it.
6414 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6416 * doc/extend.texi (Function Attributes): Rewrite unfinished
6417 sentence in ms_abi documentation.
6419 2010-03-17 Alan Modra <amodra@gmail.com>
6421 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6422 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6423 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6424 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6426 2010-03-16 Richard Henderson <rth@redhat.com>
6429 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6430 (lower_try_finally): Save and restore eh_seq around the expansion
6433 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6435 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6436 statements before splitting block.
6438 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6440 * doc/sourcebuild.texi (Testsuites): Fix markup.
6441 Use pathnames relative to gcc/testsuite.
6442 (Test Directives): Move description of how timeout is determined.
6443 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6444 (C Tests): Correct gcc.misc-tests directory.
6445 Framework tests now live in gcc.test-framework.
6447 2010-03-16 Richard Guenther <rguenther@suse.de>
6450 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6451 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6453 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6454 Alexandre Oliva <aoliva@redhat.com>
6456 PR tree-optimization/42917
6457 * lambda-code.c (remove_iv): Skip debug statements.
6458 (lambda_loopnest_to_gcc_loopnest): Likewise.
6459 (not_interesting_stmt): Debug statements are not interesting.
6461 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6465 * cselib.c (cselib_preserve_constants,
6466 cfa_base_preserved_val): New static variables.
6467 (preserve_only_constants): New function.
6468 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6469 clear its REG_VALUES. If cselib_preserve_constants, don't
6470 empty the whole hash table, but preserve there VALUEs with constants,
6471 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6472 (cselib_preserve_cfa_base_value): New function.
6473 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6474 (cselib_init): Change argument to int bitfield. Set
6475 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6477 (cselib_finish): Clear cselib_preserve_constants and
6478 cfa_base_preserved_val.
6479 * cselib.h (enum cselib_record_what): New enum.
6480 (cselib_init): Change argument to int.
6481 (cselib_preserve_cfa_base_value): New prototype.
6482 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6483 * dse.c (dse_step1): Likewise.
6484 * cfgcleanup.c (thread_jump): Likewise.
6485 * sched-deps.c (sched_analyze): Likewise.
6486 * gcse.c (local_cprop_pass): Likewise.
6487 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6488 If FN is non-NULL, call the callback always and whenever it returns
6489 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6490 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6491 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6492 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6493 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6494 * var-tracking.c: Include recog.h.
6495 (bb_stack_adjust_offset): Remove.
6496 (vt_stack_adjustments): Don't call it, instead just gather the
6497 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6498 (adjust_stack_reference): Remove.
6499 (compute_cfa_pointer): New function.
6500 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6501 (struct adjust_mem_data): New type.
6502 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6504 (get_address_mode): New function.
6505 (replace_expr_with_values): Use it.
6506 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6507 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6508 (adjust_sets): Remove.
6509 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6510 Use get_address_mode.
6511 (get_adjusted_src): Remove.
6512 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6513 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6514 (add_with_sets): Don't call adjust_sets.
6515 (fp_setter, vt_init_cfa_base): New functions.
6516 (vt_initialize): Change return type to bool. Move most of pool etc.
6517 initialization to the beginning of the function from end. Pass
6518 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6519 If !frame_pointer_needed, call vt_stack_adjustment before mos
6520 vector is filled, call vt_init_cfa_base if argp/framep has been
6521 eliminated to sp. If frame_pointer_needed and argp/framep has
6522 been eliminated to hard frame pointer, set
6523 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6524 encountering fp setter in the prologue. For MO_ADJUST, call
6525 log_op_type before pusing the op into mos vector, not afterwards.
6526 Call adjust_insn before cselib_process_insn/add_with_sets,
6527 call cancel_changes (0) afterwards.
6528 (variable_tracking_main_1): Adjust for vt_initialize calling
6529 vt_stack_adjustments and returning whether it succeeded or not.
6531 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6533 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6536 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6538 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6540 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6541 drap_reg has not been set.
6543 2010-03-15 Michael Matz <matz@suse.de>
6546 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6547 use it to expand block copies.
6548 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6549 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6550 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6552 2010-03-15 Richard Guenther <rguenther@suse.de>
6554 PR tree-optimization/43367
6555 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6558 2010-03-15 Richard Guenther <rguenther@suse.de>
6560 PR tree-optimization/43317
6561 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6563 2010-03-15 Martin Jambor <mjambor@suse.cz>
6565 PR tree-optimization/43141
6566 * tree-sra.c (create_abstract_origin): New function.
6567 (modify_function): Call create_abstract_origin.
6569 2010-03-15 Chris Demetriou <cgd@google.com>
6571 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6574 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6577 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6578 call insert_out_of_ssa_copy for default definitions.
6580 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6582 * graphite-clast-to-gimple.c (my_long_long): Defined.
6583 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6584 * graphite-sese-to-poly.c (my_long_long): Defined.
6585 (scop_ivs_can_be_represented): Use it.
6587 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6589 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6590 graphite-max-bbs-per-function, and loop-block-tile-size.
6591 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6593 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6595 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6597 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6598 forward declaration.
6599 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6600 (add_upper_bounds_from_estimated_nit): New.
6601 (build_loop_iteration_domains): Use it.
6603 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6605 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6607 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6610 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6611 should be an INTEGER_CST. Also handle CASE_CONVERT.
6613 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6615 * graphite.c (graphite_initialize): To bound the number of bbs per
6616 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6617 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6618 * doc/invoke.texi: Document it.
6620 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6622 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6623 * graphite-sese-to-poly.h (build_poly_scop): Same.
6625 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6627 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6628 the number of parameters in the scop. Use as an upper bound
6629 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6630 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6631 * doc/invoke.texi: Document it.
6633 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6635 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6636 * doc/c-tree.texi: Remove.
6637 * doc/generic.texi: Merge c-tree.texi here.
6638 * doc/gccint.texi (Trees): Remove menu entry.
6639 (c-tree.texi): Remove @include.
6640 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6641 * doc/languages.texi (Reading RTL): Ditto.
6643 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6646 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6648 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6651 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6652 code added to work around reload clobbering CONST insns.
6654 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6656 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6657 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6658 (cselib_preserve_only_values): Remove retain argument, don't
6659 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6660 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6661 * var-tracking.c (micro_operation): Move insn field before union.
6662 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6663 (struct variable_tracking_info_def): Remove n_mos field, change
6664 mos into a vector of micro_operations.
6665 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6666 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6667 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6668 changing into a vector.
6669 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6670 come before all other uops generated by add_stores.
6671 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6673 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6674 a vector. Run just one pass over the bbs instead of separate counting
6675 and computation phase.
6676 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6679 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6680 into *nonlocalized_list vector.
6681 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6682 even if origin is non-NULL.
6683 (gen_variable_die): Likewise.
6684 (process_scope_var): Don't change origin.
6685 (gen_decl_die): Likewise.
6686 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6687 before adding new edges instead of after it, fix moving over
6690 2010-03-11 David S. Miller <davem@davemloft.net>
6692 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6694 * configure: Rebuild.
6696 2010-03-11 Martin Jambor <mjambor@suse.cz>
6698 PR tree-optimization/43257
6699 * tree.c (assign_assembler_name_if_neeeded): New function.
6700 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6702 * tree.h (assign_assembler_name_if_neeeded): Declare.
6703 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6704 the function if needed.
6706 2010-03-11 Chris Demetriou <cgd@google.com>
6708 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6709 include/stdint-gcc.h, and include/stdint.h world-readable.
6711 2010-03-11 Richard Guenther <rguenther@suse.de>
6713 PR tree-optimization/43255
6714 * tree-vrp.c (process_assert_insertions_for): Do not insert
6715 asserts for trivial conditions.
6717 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6719 PR tree-optimization/43280
6720 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6721 generation. Move calculation of size out of the if branch.
6722 (find_bswap): Modify compare number generation.
6724 2010-03-11 Richard Guenther <rguenther@suse.de>
6727 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6728 (input_gimple_stmt): Fixup handled component types during
6729 operand read. Also fix up decls in ADDR_EXPRs.
6731 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6733 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6734 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6736 2010-03-10 Jan Hubicka <jh@suse.cz>
6739 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6740 * varasm.c (get_variable_section): Don't do that here...
6741 (make_decl_rtl): ... and here.
6742 (do_assemble_alias): Produce decl RTL.
6743 (assemble_alias): Likewise.
6745 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6748 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6749 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6751 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6752 (based_loc_descr): Only express drap or vdrap regno based expressions
6753 using DW_OP_fbreg when not optimizing.
6754 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6755 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6756 REG_CFA_SET_VDRAP note.
6758 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6760 PR tree-optimization/43236
6761 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6762 error in calculation of base address in reverse iteration case.
6763 (generate_builtin): Take number of latch executions if the statement
6766 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6769 * tree-eh.c: Include pointer-set.h.
6770 (lower_eh_dispatch): Filter out duplicate case labels and
6771 remove the unneeded edge when the label is unused. Return
6772 true when some edges are removed.
6773 (execute_lower_eh_dispatch): When any lowering resulted in
6774 removing an edge, also delete unreachable blocks.
6776 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6779 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6780 UNSPEC_MACHOPIC_OFFSET.
6782 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6785 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6786 (m68k_delegitimize_address): New function.
6788 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6791 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6794 * var-tracking.c (adjust_sets): New function.
6795 (count_with_sets, add_with_sets): Use it.
6796 (get_adjusted_src): New inline function.
6797 (add_stores): Use it.
6800 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6801 call cselib_dummy_expand_value_rtx_cb instead of
6802 cselib_expand_value_rtx_cb.
6805 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6806 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6807 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6808 and .cfi_endproc around the pic thunks.
6809 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6810 all queued unwind info register saves are saved before the call.
6811 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6812 considered as sp-=4 for unwind info and the pop as sp+=4 which
6813 also clobbers dest, but doesn't actually restore it.
6816 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6817 RTX_FRAME_RELATED_P.
6819 2010-03-09 Jie Zhang <jie@codesourcery.com>
6821 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6822 whitespaces in output template.
6824 2010-03-09 Jie Zhang <jie@codesourcery.com>
6826 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6829 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6831 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6832 builtins.exp in a separate job.
6834 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6836 * graphite-sese-to-poly.c (add_param_constraints): Use
6837 lower_bound_in_type and upper_bound_in_type.
6839 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6841 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6842 instead of unsigned_type_node.
6844 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6845 Reza Yazdani <reza.yazdani@amd.com>
6848 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6849 on pointer type parameters.
6851 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6855 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6856 handle conversions from pointer to integers.
6857 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6858 induction variable, to be able to work with code generated by CLooG.
6859 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6860 (build_poly_scop): Bail out if we cannot codegen a loop.
6862 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6864 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6865 code generation with gloog_error.
6867 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6869 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6870 Call fold_convert on all the returned values.
6871 (expand_scalar_variables_expr): Pass to
6872 expand_scalar_variables_ssa_name the type of the resulting expression.
6874 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6876 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6877 ppl_min_for_le_pointset.
6878 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6879 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6881 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6883 * graphite-dependences.c (map_into_dep_poly): Removed.
6884 (dependence_polyhedron_1): Use combine_context_id_scat.
6886 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6888 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6889 (struct poly_bb): Same.
6890 (combine_context_id_scat): New.
6892 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6895 * sese.c (name_defined_in_loop_p): Return false for default
6898 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6900 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6901 and clean up the logic.
6903 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6905 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6908 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6910 * var-tracking.c (remove_cselib_value_chains): Define only for
6912 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6913 delete_slot_part, emit_notes_for_differences_1): Don't call
6914 remove_cselib_value_chains here.
6915 (set_slot_part, emit_notes_for_differences_2): Don't call
6916 add_cselib_value_chains here.
6917 (preserved_values): New vector.
6918 (preserve_value): New function.
6919 (add_uses, add_stores, vt_add_function_parameters): Use it
6920 instead of cselib_preserve_value.
6921 (changed_values_stack): New vector.
6922 (check_changed_vars_0): New function.
6923 (check_changed_vars_1, check_changed_vars_2): Use it.
6924 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6925 changed_values_stack VALUEs.
6926 (vt_emit_notes): For all preserved_values call
6927 add_cselib_value_chains. If ENABLE_CHECKING call
6928 remove_cselib_value_chains before verifying value_chains is empty.
6929 Initialize and free changed_values_stack.
6930 (vt_initialize): Initialize preserved_values.
6931 (vt_finalize): Free preserved_values.
6933 2010-03-08 Richard Guenther <rguenther@suse.de>
6935 PR tree-optimization/43269
6936 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6939 2010-03-08 Martin Jambor <mjambor@suse.cz>
6941 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6942 (ipa_is_param_called): Removed.
6943 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6944 (ipa_print_node_params): Do not print the called flag.
6945 (ipa_write_node_info): Do not stream the called flag.
6946 (ipa_read_node_info): Likewise.
6948 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6951 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6952 * cselib.c (struct expand_value_data): Add dummy field.
6953 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6955 (cselib_dummy_expand_value_rtx_cb): New function.
6956 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6958 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6959 * var-tracking.c: Include pointer-set.h.
6960 (variable): Change n_var_parts to char from int. Add
6961 cur_loc_changed and in_changed_variables fields.
6962 (variable_canonicalize): Remove.
6963 (shared_var_p): New inline function.
6964 (unshare_variable): Maintain cur_loc_changed and
6965 in_changed_variables fields. If var was in changed_variables,
6966 replace it there with new_var. Just copy cur_loc instead of
6967 resetting it to something else.
6968 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6969 (dataflow_set_union): Don't call variable_canonicalize.
6970 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6971 of their DEBUG_EXPR_TREE_DECLs.
6972 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6973 and in_changed_variables and cur_loc_changed is false.
6974 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6975 and cur_loc_changed. Don't update cur_loc here.
6976 (variable_merge_over_src): Don't call variable_canonicalize.
6977 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6978 removing loc that is equal to cur_loc, clear cur_loc,
6979 set cur_loc_changed and ensure variable_was_changed is called.
6980 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6981 compare pointers in cur_loc check, if it is equal to loc,
6982 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6983 (variable_different_p): Remove compare_current_location argument,
6984 don't compare cur_loc.
6985 (dataflow_set_different_1): Adjust variable_different_p caller.
6986 (variable_was_changed): If dv had some var in changed_variables
6987 already, reset in_changed_variables flag for it and propagate
6988 cur_loc_changed over to the new variable. On empty var
6989 always set cur_loc_changed. Set in_changed_variables on whatever
6990 var is added to changed_variables.
6991 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6992 Use shared_var_p. When removing loc that is equal to cur_loc,
6993 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6994 end, don't set it to something else, just call variable_was_changed.
6995 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6996 loc being removed, clear cur_loc and set cur_loc_changed.
6997 Set cur_loc_changed if all locations have been removed.
6998 (struct expand_loc_callback_data): New type.
6999 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
7000 allocated. Always create SUBREGs if simplify_subreg failed.
7001 Prefer to use cur_loc, when that fails and still in
7002 changed_variables (and seen first time) recompute it. Set
7003 cur_loc_changed of variables which had to change cur_loc and
7004 compute elcd->cur_loc_changed if any of the subexpressions used
7005 had to change cur_loc.
7006 (vt_expand_loc): Adjust to pass arguments in
7007 expand_loc_callback_data structure.
7008 (vt_expand_loc_dummy): New function.
7009 (emitted_notes): New variable.
7010 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
7011 that weren't used for any other decl in current
7012 emit_notes_for_changes call call vt_expand_loc_dummy to update
7013 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
7014 first loc_chain location if NULL before. Always use just
7015 cur_loc instead of first loc_chain location. When cur_loc_changed
7016 is false, when not --enable-checking=rtl just don't emit any note.
7017 When rtl checking, compute the note and assert it is the same
7018 as previous note. Clear cur_loc_changed and in_changed_variables
7019 at the end before removing from changed_variables.
7020 (check_changed_vars_3): New function.
7021 (emit_notes_for_changes): Traverse changed_vars to call
7022 check_changed_vars_3 on each changed var.
7023 (emit_notes_for_differences_1): Clear cur_loc_changed and
7024 in_changed_variables. Recompute cur_loc of new_var.
7025 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7026 (vt_emit_notes): Initialize and destroy emitted_notes.
7028 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7030 PR rtl-optimization/42220
7031 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7032 Use verify_reg_tracked to determine if we should use OP_OUT rather
7034 (build_def_use): If we see an in-out operand for a register that we
7035 know nothing about, treat is an output if possible, fail the block if
7038 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7041 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7044 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7047 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7048 uses of relevant DEFs that are dead outside the loop too.
7050 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7052 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7054 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7056 * var-tracking.c (values_to_unmark): New variable.
7057 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7058 values_to_unmark vector. Moved body to...
7059 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7060 instead queue it into values_to_unmark vector.
7061 (vt_find_locations): Free values_to_unmark vector.
7063 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7065 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7066 (site.exp): Export them when plugins are enabled.
7068 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7071 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7073 (chrec_fold_multiply): Same.
7075 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7078 * c-decl.c (build_compound_literal): Return early if init is
7081 2010-03-04 Martin Jambor <mjambor@suse.cz>
7083 PR tree-optimization/43164
7084 PR tree-optimization/43191
7085 * tree-sra.c (type_consists_of_records_p): Reject records with
7086 zero-size bit-fields at the end.
7088 2010-03-04 Mike Stump <mikestump@comcast.net>
7090 * Makefile.in (TAGS): Remove *.y.
7092 2010-03-04 Richard Guenther <rguenther@suse.de>
7094 PR tree-optimization/40761
7095 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7097 (my_rev_post_order_compute): New function.
7098 (init_pre): Call it.
7100 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7103 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7104 decrease the cost of an IV candidate when the cost is infinite.
7106 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7108 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7109 Use '3DNow!' for the extension of that name, ensure normal space
7111 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7113 2010-03-03 Jeff Law <law@redhat.com>
7115 * PR middle-end/32693
7116 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7117 than gen_rtx_SUBREG.
7118 (extract_bit_field_1): Likewise.
7120 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7122 * doc/sourcebuild.texi (Test directives): Document that arguments
7123 include-opts and exclude-opts are now optional for dg-skip-if,
7124 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7126 2010-03-03 Jason Merrill <jason@redhat.com>
7129 * cgraph.h (varpool_node): Add extra_name field.
7130 * varpool.c (varpool_extra_name_alias): New.
7131 (varpool_assemble_decl): Emit extra name aliases.
7132 (varpool_mark_needed_node): Look past an extra name alias.
7133 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7134 * lto-streamer-in.c (lto_input_tree): Read it.
7135 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7137 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7139 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7140 (sparc*-*-solaris2*): ...this.
7142 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7145 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7146 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7147 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7148 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7151 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7152 fallthrough to default handling, just with want_address 0 instead of 2.
7153 For single element lists, add_AT_loc directly, otherwise create an
7154 artificial variable DIE and stick location list to it.
7157 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7158 (VAL_EXPR_HAS_REVERSE): Define.
7159 (reverse_op): New function.
7160 (add_stores): For reversible operations add an extra MO_VAL_USE.
7162 2010-03-02 Jason Merrill <jason@redhat.com>
7164 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7166 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7168 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7169 (sparc64-*-linux*): Likewise.
7170 (sparc64-*-solaris2*): Include assembler files before linker ones.
7171 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7172 * config/sparc/gas.h: Delete.
7173 * config/sparc/sol2-64.h: Add copyright notice.
7174 * config/sparc/sol2-gas-bi.h: Likewise.
7175 * config/sparc/sol2-gld.h: Likewise.
7176 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7177 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7178 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7179 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7180 (sparc_elf_asm_named_section): Rename into...
7181 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7183 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7185 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7187 2010-03-02 Jeff Law <law@redhat.com>
7190 * reload1.c (rtx_p, substitute_stack): Declare.
7191 (substitute): Record addresses of changed rtxs.
7192 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7193 Restore the original rtx when complete.
7194 (reload): Free subsitute_stack when complete.
7196 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7198 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7199 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7201 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7202 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7203 Torture Tests): Change from subsection to section.
7205 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7206 Steven Bosscher <steven@gcc.gnu.org>
7208 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7211 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7214 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7215 the assignment from the new induction variable to the assignment
7216 of the value from the original loop PHI function.
7218 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7219 Daniel Jacobowitz <dan@codesourcery.com>
7221 * doc/sourcebuild.texi (Test directives): Clarify options to
7224 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7226 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7227 Disable cfi directives unless GCC and gas agree on using read-only
7228 .eh_frame sections for 64-bit.
7229 * configure: Regenerate.
7231 2010-03-01 Richard Guenther <rguenther@suse.de>
7233 PR tree-optimization/43220
7234 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7235 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7237 2010-03-01 Richard Guenther <rguenther@suse.de>
7238 Martin Jambor <mjambor@suse.cz>
7241 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7242 gimplified parameters.
7244 2010-03-01 Christian Bruel <christian.bruel@st.com>
7246 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7248 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7250 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7252 2010-03-01 Richard Guenther <rguenther@suse.de>
7255 * expr.c (expand_assignment): Use the alias-oracle to tell
7256 if the rhs aliases the result decl.
7258 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7261 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7262 to sol_gt_pch_get_address.
7263 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7264 64-bit, SPARC and x86.
7265 (sol_gt_pch_get_address): New function.
7267 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7269 * toplev.h (inform_n, error_n): Declare.
7270 * diagnostic.c (inform_n, error_n): New function.
7272 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7274 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7275 has no rtl yet when processing local_decls, queue it and recheck
7276 if deferred stack allocation hasn't assigned it rtl.
7278 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7280 * config/sh/sh.c (unspec_bbr_uid): New.
7281 (gen_block_redirect): Use it instead of INSN_UID.
7282 (gen_far_branch): Likewise.
7284 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7286 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7287 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7289 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7291 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7292 (Warning Options): -Wno-conversion-null is valid for
7293 Objective-C++ as well.
7294 * doc/tm.texi (Named Address Spaces): Likewise.
7295 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7296 * doc/tree-ssa.texi (Tree SSA): Likewise.
7298 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7301 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7302 by default. Don't set the default arch for
7303 i[34567]86-*-darwin*|x86_64-*-darwin*.
7305 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7308 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7309 default. Set the default 32bit/64bit archs with $with_arch
7310 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7312 2010-02-27 Richard Guenther <rguenther@suse.de>
7314 PR tree-optimization/43186
7315 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7316 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7317 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7318 unroller iterations.
7320 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7322 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7323 required and i[34567]86-*-* targets don't support 64bit ISA.
7325 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7328 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7331 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7333 * config.gcc: Set the default arch at least to Prescott for
7334 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7335 if SSE math is enabled.
7337 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7339 * diagnostic.c (diagnostic_initialize): Update.
7340 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7342 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7343 (diagnostic_inhibit_notes): New.
7344 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7346 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7349 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7350 * doc/standards.texi: Likewise.
7351 * doc/extend.texi: Likewise.
7352 * doc/trouble.texi: Likewise.
7353 * doc/cppopts.texi: Likewise.
7354 * doc/install.texi: Likewise.
7355 * c.opt (std=c90,std=gnu90): New options.
7356 * c-opts.c (c_common_handle_option): Handle them.
7358 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7361 * c-decl.c (undeclared_variable): Use an informative note.
7363 2010-02-26 Richard Guenther <rguenther@suse.de>
7365 PR tree-optimization/43186
7366 * gimple.h (gimple_fold): Remove.
7367 * gimple.c (gimple_fold): Remove. Inline into single user ...
7368 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7369 Try harder for conditions.
7371 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7374 * function.c (used_types_insert): Don't skip through named pointer
7375 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7376 and it is different from the main variant's type.
7378 2010-02-26 Nick Clifton <nickc@redhat.com>
7380 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7382 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7384 * config.gcc: Support --with-fpmath=sse for x86.
7386 * config/i386/ssemath.h: New.
7388 * doc/install.texi (--with-fpmath=sse): Documented.
7390 2010-02-26 Richard Guenther <rguenther@suse.de>
7392 PR tree-optimization/43188
7393 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7394 vector types of over-aligned element type.
7396 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7399 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7400 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7402 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7404 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7406 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7408 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7409 * var-tracking.c: Include diagnostic.h.
7410 (debug_dv): New function.
7411 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7414 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7415 (add_value_chain, add_value_chains, remove_value_chain,
7416 remove_value_chains): Handle DEBUG_EXPRs.
7417 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7420 * regcprop.c (struct queued_debug_insn_change): New type.
7421 (struct value_data_entry): Add debug_insn_changes field.
7422 (struct value_data): Add n_debug_insn_changes field.
7423 (debug_insn_changes_pool): New variable.
7424 (free_debug_insn_changes, apply_debug_insn_changes,
7425 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7426 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7427 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7429 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7431 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7432 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7433 changes, call cprop_find_used_regs via note_stores.
7434 (copyprop_hardreg_forward): When copying vd from predecessor
7435 which has any queued DEBUG_INSN changes, make sure the pointers are
7436 cleared. At the end call df_analyze and then if there are any
7437 DEBUG_INSN changes queued at the end of some basic block for still
7438 live registers, apply them.
7439 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7441 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7443 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7446 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7448 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7449 targets. Set the default with_cpu/with_arch from arch/cpu.
7450 Allow x86-64 and native for with_cpu/with_arch.
7452 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7454 * ebitmap.c: Change calls to verify_popcount with calls to
7455 sbitmap_verify_popcount.
7456 (ebitmap_clear_bit): Fixed map->cacheindex test and
7457 map>cache update when bit clearing results in an empty
7460 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7463 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7464 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7465 and support both V2DF and V2DI modes.
7466 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7467 support both V2DF and V2DI modes.
7468 (general): Delete trailing whitespace from a few patterns.
7470 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7471 V2DF/V2DI interleave high/low builtins.
7473 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7476 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7477 interleave high/low functions.
7479 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7481 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7482 #pragma extern_prefix.
7484 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7487 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7488 BLKmode, assert op0 is a MEM and just adjust its mode.
7491 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7492 if bitpos isn't multiple of mode's bitsize.
7494 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7496 * c.opt (-ftemplate-depth=): New.
7497 (-ftemplate-depth-): Deprecate.
7498 * optc-gen.awk: Handle -ftemplate-depth=.
7499 * opth-gen.awk: Likewise.
7500 * c-opts.c (c_common_handle_option): Likewise.
7501 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7503 2010-02-24 Jason Merrill <jason@redhat.com>
7505 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7507 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7509 * cfg.c (alloc_aux_for_block): Remove inline.
7510 (alloc_aux_for_edge): Likewise.
7512 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7514 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7516 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7518 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7519 * config/i386/sol2-gas.h: New file.
7520 * config.gcc (i[34567]86-*-solaris2*): Use it.
7522 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7525 * c-typeck.c (ep_convert_and_check): New.
7526 (build_conditional_expr): Use it.
7527 (build_binary_op): Likewise.
7529 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7531 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7534 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7535 bounds even for -O+.
7536 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7537 expr needs to have DECL_NAME set.
7539 2010-02-24 Nick Clifton <nickc@redhat.com>
7541 * config/mep/mep.c: Include gimple.h.
7542 (mep_function_uses_sp): Delete unused function.
7543 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7544 parameters. Use unsigned integers to count args. Return a
7545 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7547 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7550 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7551 greater or equal to nelt instead of 2 * nelt.
7552 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7555 2010-02-23 Jason Merrill <jason@redhat.com>
7558 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7559 in cfun->local_decls even if they have register types.
7562 * stor-layout.c (place_field): Don't warn about unnecessary
7563 DECL_PACKED if the type is packed.
7565 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7568 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7569 GOTOFF relocs, even when the base reg isn't pic pointer.
7571 2010-02-23 Michael Matz <matz@suse.de>
7574 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7575 (expand_gimple_basic_block): Generate and use debug temps if there
7576 are debug uses left after the last real use of TERed ssa names.
7577 Unlink debug immediate uses when they are expanded.
7579 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7582 * config/i386/i386.c (override_options): Reorganise to provide
7583 better error messages.
7585 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7588 * graphite-scop-detection.c (create_single_exit_edge): Move
7589 the call to find_single_exit_edge to....
7590 (create_sese_edges): ...here. Don't handle multiple edges
7591 exiting the function.
7592 (build_graphite_scops): Don't handle multiple edges
7593 exiting the function.
7595 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7598 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7599 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7601 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7604 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7606 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7609 * c-typeck.c (convert_arguments): Print declaration location.
7610 * c-common.c (validate_nargs): Rename as
7611 builtin_function_validate_nargs.
7612 (check_builtin_function_arguments): Update.
7614 2010-02-22 Richard Guenther <rguenther@suse.de>
7617 * tree-inline.c (declare_return_variable): Use the type of
7618 the call stmt lhs if available.
7620 2010-02-22 Duncan Sands <baldrick@free.fr>
7622 * passes.c (register_pass): Always consider all pass lists when
7623 ref_pass_instance_number is zero.
7625 2010-02-22 Richard Guenther <rguenther@suse.de>
7627 PR tree-optimization/42749
7628 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7629 parameter. Do arithmetic in the original type.
7630 (update_accumulator_with_ops): Likewise.
7631 (adjust_accumulator_values): Adjust.
7633 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7635 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7636 (QI to BLKmode splitter): New splitter.
7638 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7640 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7641 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7643 2010-02-22 Richard Guenther <rguenther@suse.de>
7645 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7647 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7649 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7650 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7651 ($(T)crti.o, $(T)crtn.o): Remove rules.
7653 2010-02-21 Tobias Burnus <burnus@net-b.de>
7656 * doc/invoke.texi (-fassociative-math): Document that this
7657 option is automatically enabled for Fortran.
7659 2010-02-20 David S. Miller <davem@davemloft.net>
7661 * configure.ac: Test if linker and assembler properly support
7662 GOTDATA_OP relocations.
7663 * configure: Rebuild.
7664 * config.in: Likewise.
7665 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7666 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7667 (movsi_high_pic): Likewise.
7668 (movdi_lo_sum_pic): Likewise.
7669 (movdi_high_pic): Likewise.
7670 (movsi_pic_gotdata_op): New pattern.
7671 (movdi_pic_gotdata_op): Likewise.
7672 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7673 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7675 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7678 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7679 attribute to ssemul.
7680 (xop_mulv2div2di3_high): Ditto.
7682 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7685 * c.opt (Wconversion-null): New option.
7686 * doc/invoke.texi (Wconversion-null): Document.
7688 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7690 * common.opt (Wlarger-than-): Add Undocumented.
7692 2010-02-19 Mike Stump <mikestump@comcast.net>
7694 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7696 2010-02-19 Jason Merrill <jason@redhat.com>
7699 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7700 * configure: Likewise.
7702 2010-02-20 Alan Modra <amodra@gmail.com>
7705 * cgraph.h (cgraph_make_decl_local): Declare.
7706 * cgraph.c (cgraph_make_decl_local): New function.
7707 (cgraph_make_node_local): Use it.
7708 * cgraphunit.c (cgraph_function_versioning): Likewise.
7709 * ipa.c (function_and_variable_visibility): Likewise.
7711 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7714 * except.c (sjlj_emit_function_enter): Don't call
7715 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7717 * rtl.h (add_reg_br_prob_note): Remove prototype.
7719 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7722 * c-common.c (conversion_warning): Remove widening conversions
7723 before checking the conversion of integers to reals.
7725 2010-02-19 Mike Stump <mikestump@comcast.net>
7728 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7731 * cgraphunit.c (process_function_and_variable_attributes): Check
7732 DECL_PRESERVE_P instead of looking up attribute "used".
7733 * ipa-pure-const.c (check_decl): Likewise.
7734 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7735 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7736 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7737 instead of attribute "used".
7738 * config/sol2-c.c (solaris_pragma_init): Likewise.
7739 (solaris_pragma_fini): Likewise.
7741 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7743 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7744 Use XCNEW instead of xcalloc.
7745 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7746 XNEW instead of xmalloc.
7747 (get_fields): Use XNEWVEC instead of xmalloc.
7750 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7751 populate vars array.
7752 (create_new_general_access): For debug stmts just reset value.
7753 (get_stmt_accesses): For accesses within debug stmts just record them
7754 using add_access_to_acc_sites instead of preventing the peeling or
7755 counting them as accesses.
7758 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7760 2010-02-19 Richard Guenther <rguenther@suse.de>
7762 PR tree-optimization/42916
7763 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7766 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7768 * configure.ac: Replace all uses of changequote in macro arguments
7769 with proper quoting.
7771 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7774 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7776 2010-02-19 Richard Guenther <rguenther@suse.de>
7778 PR tree-optimization/42944
7779 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7780 test for aliasing with errno.
7782 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7785 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7786 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7787 * dojump.c: Include output.h.
7788 (inv): New inline function.
7789 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7790 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7791 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7792 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7793 argument, pass it down to other calls.
7794 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7795 add REG_BR_PROB note to the conditional jump.
7796 * cfgexpand.c (add_reg_br_prob_note): Removed.
7797 (expand_gimple_cond): Don't call it, add the probability
7798 as last argument to jumpif_1/jumpifnot_1.
7799 * Makefile.in (dojump.o): Depend on output.h.
7800 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7802 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7803 * stmt.c (do_jump_if_equal): Likewise.
7804 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7805 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7806 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7808 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7809 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7810 jumpifnot_1 callers.
7811 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7813 (store_expr): Adjust jumpifnot caller.
7814 (store_constructor): Adjust jumpif caller.
7817 * gimplify.c (gimple_boolify): For __builtin_expect call
7818 gimple_boolify also on its first argument.
7820 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7822 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7824 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7825 * configure: Regenerated.
7827 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7829 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7830 lang_hooks.types_compatible_p instead of comptypes.
7832 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7834 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7835 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7836 if __prefer_thumb__ is defined.
7838 2010-02-18 Martin Jambor <mjambor@suse.cz>
7840 PR tree-optimization/43066
7841 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7842 array with zero-sized element type.
7844 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7846 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7847 rtx, allocate struct var_loc_node here and return it to the
7848 caller, and only if it is actually needed.
7849 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7850 move it earlier and return immediately if it returns NULL.
7852 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7854 * config/sparc/gas.h: New file. Restore
7855 TARGET_ASM_NAMED_SECTION to its ELF default.
7856 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7858 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7859 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7860 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7861 after sparc/sysv4.h.
7863 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7865 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7867 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7869 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7870 patterns from predicated pattern.
7872 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7875 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7876 for insn mnemonic suffix.
7878 2010-02-17 Richard Guenther <rguenther@suse.de>
7880 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7883 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7886 * caller-save.c (save_call_clobbered_regs): If BB ends with
7887 a DEBUG_INSN, move any notes in between last real insn and the last
7888 DEBUG_INSN after the last DEBUG_INSN.
7890 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7892 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7893 Fix return type. Fix argument type. Explain meaning of return value.
7895 2010-02-16 Richard Guenther <rguenther@suse.de>
7897 PR tree-optimization/41043
7898 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7899 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7901 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7903 2010-02-16 Ira Rosen <irar@il.ibm.com>
7905 PR tree-optimization/43074
7906 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7907 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7908 vectorizable cycles in hybrid SLP check.
7909 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7911 2010-02-16 Richard Guenther <rguenther@suse.de>
7913 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7914 (true_dependence): If memrefs_conflict_p computes must-alias
7915 trust it. Move TBAA check after offset-based disambiguation.
7916 (canon_true_dependence): Likewise.
7918 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7920 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7921 * doc/invoke.texi: Document it.
7922 * var-tracking.c: Include toplev.h and params.h.
7923 (vt_find_locations): Return bool indicating success. Compute
7924 hash sizes unconditionally. Check new parameter, report.
7925 (variable_tracking_main_1): Check vt_find_locations results and
7926 retry. Renamed from...
7927 (variable_tracking_main): ... this. New wrapper to preserve
7928 flag_var_tracking_assignments.
7929 * Makefile.in (var-tracking.o): Adjust dependencies.
7931 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7932 Jakub Jelinek <jakub@redhat.com>
7935 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7936 if weak_import attribute is present.
7937 * config/darwin.c (machopic_select_section): Likewise.
7939 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7941 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7942 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7943 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7944 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7946 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7949 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7952 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7953 Rewrite text to refer to the names.
7955 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7957 * config/i386/i386-builtin-types.def
7958 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7959 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7960 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7961 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7962 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7963 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7964 IX86_BUILTIN_VPERMIL2PS256.
7965 (MULTI_ARG_4_DF2_DI_I): Defined.
7966 (MULTI_ARG_4_DF2_DI_I1): Defined.
7967 (MULTI_ARG_4_SF2_SI_I): Defined.
7968 (MULTI_ARG_4_SF2_SI_I1): Defined.
7969 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7970 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7971 __builtin_ia32_vpermil2ps256.
7972 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7973 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7974 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7975 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7976 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7977 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7978 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7979 CODE_FOR_xop_vpermil2v8sf3.
7980 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7981 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7982 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7983 (_mm256_permute2_pd): New.
7984 (_mm_permute2_ps): New.
7985 (_mm256_permute2_ps): New.
7987 2010-02-15 Nick Clifton <nickc@redhat.com>
7989 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7990 boolean parameters. Use emit_jump_insn when emitting a pop
7991 instruction containing a return insn.
7992 (push): Use 'true' rather than '1' as second parameter to F.
7993 (h8300_expand_prologue): Likewise.
7994 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7995 (h8300_expand_epilogue): Likewise.
7997 2010-02-15 Richard Guenther <rguenther@suse.de>
8000 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
8003 2010-02-15 Nick Clifton <nickc@redhat.com>
8005 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
8008 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
8010 * intl.c (fake_ngettext): New function.
8011 * intl.h (fake_ngettext): Declare.
8012 (ngettext): Define macro.
8013 * collect2.c (notice_translated): New function.
8014 (main): Use notice_translated and ngettext.
8015 * collect2.h (notice_translated): Declare.
8017 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8019 * reorg.c (delete_computation): Comment fixes.
8020 * caller-save.c (setup_save_areas): Idem.
8021 * sel-sched-dump.c (dump_lv_set): Idem.
8024 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8026 * config/s390/s390.c (s390_sched_init): New function.
8027 (TARGET_SCHED_INIT): Target hook defined.
8029 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8030 Jack Howarth <howarth@bromo.med.uc.edu>
8031 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8034 Partial revert of unintended change in fix for PR41605.
8035 * config/darwin.h: Fix typo.
8036 * config/darwin9.h: Same.
8038 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8040 * c-pch.c (pch_init): Clear v.
8042 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8045 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8046 graphite_can_represent_init for MULT_EXPR.
8048 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8052 * graphite-sese-to-poly.c (remove_phi): New.
8053 (translate_scalar_reduction_to_array): Call remove_phi.
8055 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8058 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8059 * graphite-clast-to-gimple.h (gloog): Update declaration.
8060 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8061 * graphite-poly.h (struct poly_bb): Add missing comments.
8062 (struct scop): Add poly_scop_p field.
8064 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8065 * graphite.c (graphite_transform_loops): Build the polyhedral
8066 representation for each scop before code generation.
8067 * sese.c (rename_variables_in_operand): Removed.
8068 (rename_variables_in_expr): Return the renamed expression.
8069 (rename_sese_parameters): New.
8070 * sese.h (rename_sese_parameters): Declared.
8072 2010-02-11 Richard Guenther <rguenther@suse.de>
8074 PR tree-optimization/42998
8075 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8076 POINTER_PLUS_EXPR properly.
8078 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8079 Changpeng Fang <changpeng.fang@amd.com>
8082 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8083 the cost of an IV candidate when the IV is used in a test against zero.
8085 * gcc.dg/tree-ssa/ivopts-3.c: New.
8087 2010-02-11 Richard Guenther <rguenther@suse.de>
8090 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8091 pointer-vs-decl case by swapping refs. Handle some cases
8092 of pointer-vs-decl disambiguations more conservatively.
8093 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8094 to false after expanding.
8096 2010-02-11 Richard Guenther <rguenther@suse.de>
8099 * gcc.c (process_command): Handle LTO file@offset case more
8102 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8104 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8105 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8107 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8109 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8110 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8111 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8112 Optimize eq/ne comparisons when both arguments are known to be
8114 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8115 Don't mask operands unnecessarily if they are known to be already
8118 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8120 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8123 2010-02-10 Richard Guenther <rguenther@suse.de>
8125 PR tree-optimization/43017
8126 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8127 for wrapping signed arithmetic.
8129 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8132 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8133 if no debug info should be emitted for it.
8135 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8137 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8138 note when flag_exceptions is set.
8140 2010-02-10 Duncan Sands <baldrick@free.fr>
8142 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8144 2010-02-10 Richard Guenther <rguenther@suse.de>
8147 * tree.c (get_unwidened): Handle constants.
8148 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8150 2010-02-10 Martin Jambor <mjambor@suse.cz>
8153 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8154 check for variable argument counts independently.
8156 2010-02-10 Christian Bruel <christian.bruel@st.com>
8159 * config/sh/sh.c (find_barrier): Increase length for non delayed
8160 conditional branches.
8162 2010-02-10 Christian Bruel <christian.bruel@st.com>
8164 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8166 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8168 * builtins.c (set_builtin_user_assembler_name): Also handle
8169 ffs if int is smaller than word.
8171 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8174 * ira-conflicts.c (get_dup): Remove.
8175 (process_reg_shuffles): Add new parameter. Use it as an
8176 additional guard for copy generation.
8177 (add_insn_allocno_copies): Rewrite.
8179 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8181 * common.opt (fsched2-use-traces): Preserved for backward
8183 * doc/invoke.texi: Remove the documentation about option
8184 -fsched2-use-traces.
8185 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8186 flag_sched2_use_traces.
8187 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8188 the backward compatibility flag section.
8190 2010-02-09 Richard Guenther <rguenther@suse.de>
8192 PR tree-optimization/43008
8193 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8194 make HEAP variables initialized from global memory if they
8195 are not known builtin functions.
8196 (find_func_aliases): Adjust.
8198 2010-02-09 Richard Guenther <rguenther@suse.de>
8200 PR tree-optimization/43000
8201 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8202 arithmetic manually.
8204 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8206 PR tree-optimization/42931
8207 * tree-loop-linear.c (try_interchange_loops): Don't call
8208 double_int_mul if estimated_loop_iterations failed.
8210 2010-02-08 Martin Jambor <mjambor@suse.cz>
8213 * tree-sra.c (build_accesses_from_assign): Do not mark in
8214 should_scalarize_away_bitmap if stmt has volatile ops.
8215 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8218 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8220 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8222 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8224 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8227 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8230 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8232 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8235 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8236 to unknown_dependence.
8237 (graphite_legal_transform_dr): Handle the unknown_dependence.
8238 (graphite_carried_dependence_level_k): Same.
8240 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8242 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8244 2010-02-07 Richard Guenther <rguenther@suse.de>
8247 * expr.c (get_inner_reference): Always initialize *pbitsize.
8249 2010-02-07 Richard Guenther <rguenther@suse.de>
8252 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8253 new ARRAY_REFs on variable size element or minimal index arrays.
8255 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8256 gimple_fold_indirect_ref.
8258 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8261 * arm.c (arm_override_options): Just return if the user has specified
8262 an invalid fpu name.
8264 2010-02-03 Jason Merrill <jason@redhat.com>
8267 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8268 i386_pe_maybe_record_exported_symbol.
8270 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8273 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8274 (pa_delegitimize_address): New function.
8276 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8278 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8279 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8281 2010-02-05 Richard Guenther <rguenther@suse.de>
8284 * lto-streamer-in.c (get_resolution): Deal with references
8285 to undefined functions.
8287 2010-02-05 Richard Guenther <rguenther@suse.de>
8289 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8290 (fold_const_aggregate_ref): Likewise.
8291 (ccp_fold_stmt): Substitute loads.
8292 (maybe_fold_reference): Verify types before substituting.
8294 (fold_gimple_assign): Unshare properly.
8295 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8297 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8299 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8300 for rs6000_gen_cell_microcode.
8302 2010-02-04 Richard Guenther <rguenther@suse.de>
8304 PR rtl-optimization/42952
8305 * dse.c (const_or_frame_p): Remove MEM handling.
8307 2010-02-04 Nick Clifton <nickc@redhat.com>
8309 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8310 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8311 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8312 (mn10300_asm_output_mi_thunk): New function.
8313 (mn10300_can_output_mu_thunk): New function.
8314 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8315 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8316 (FUNCTION_ARG): Delete incorrect comment.
8318 2010-02-03 Jason Merrill <jason@redhat.com>
8321 * fold-const.c (operand_equal_p): Handle erroneous types.
8323 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8325 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8327 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8329 PR rtl-optimization/42941
8330 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8333 2010-02-03 Jason Merrill <jason@redhat.com>
8336 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8338 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8341 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8342 (cselib_reset_table): Renamed from...
8343 (cselib_reset_table_with_next_value): ... this.
8344 (cselib_get_next_uid): Renamed from...
8345 (cselib_get_next_unknown_value): ... this.
8346 * cselib.c (next_uid): Renamed from...
8347 (next_unknown_value): ... this.
8348 (cselib_clear_table): Adjust.
8349 (cselib_reset_table): Adjust. Renamed from...
8350 (cselib_reset_table_with_next_value): ... this.
8351 (cselib_get_next_uid): Adjust. Renamed from...
8352 (cselib_get_next_unknown_value): ... this.
8353 (get_value_hash): Use hash.
8354 (cselib_hash_rtx): Likewise.
8355 (new_cselib_val): Adjust. Set and dump uid.
8356 (cselib_lookup_mem): Pass next_uid as hash.
8357 (cselib_subst_to_values): Likewise.
8358 (cselib_log_lookup): Dump uid.
8359 (cselib_lookup): Pass next_uid as hash. Adjust.
8360 (cselib_process_insn): Adjust.
8361 (cselib_init): Initialize next_uid.
8362 (cselib_finish): Adjust.
8363 (dump_cselib_table): Likewise.
8364 * dse.c (canon_address): Dump value uid.
8365 * print-rtl.c (print_rtx): Print value uid.
8366 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8368 (dv_uid): New function, sort of renamed from...
8369 (dv_htab_hash): ... this, reimplemented in terms of it and...
8370 (dv_uid2hash): ... this. New.
8371 (variable_htab_eq): Drop excess assertions.
8372 (tie_break_pointers): Removed.
8373 (canon_value_cmp): Compare uids.
8374 (variable_post_merge_New_vals): Print uids.
8375 (vt_add_function_parameters): Adjust.
8376 (vt_initialize): Reset table. Adjust.
8378 2010-02-03 Richard Guenther <rguenther@suse.de>
8380 PR tree-optimization/42944
8381 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8382 (call_may_clobber_ref_p_1): Likewise. Properly handle
8383 malloc and calloc clobbering errno.
8385 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8387 * doc/invoke.texi: Fix name of sched1 dump.
8389 * opts.c (decode_options): Set flag_tree_switch_conversion
8390 only conditionally on optimize >= 2.
8392 * gcse.c: Assorted comment fixes in pass description.
8394 2010-02-03 Anthony Green <green@moxielogic.com>
8396 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8397 nop padding in order to maintain alignment of storage location of
8398 target function address.
8399 (moxie_trampoline_init): Store target function address at newly
8401 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8403 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8405 2010-02-03 Richard Guenther <rguenther@suse.de>
8408 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8410 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8412 * config.gcc: Reenable check for obsolete targets.
8413 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8414 mips-sgi-irix6.[0-4]*.
8416 2010-02-02 Nick Clifton <nickc@redhat.com>
8418 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8419 constant size of 4 as being the same as 0.
8420 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8421 can take values in the range 0..4.
8423 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8426 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8427 as _darwin10_Unwind_FindEnclosingFunction().
8428 * libgcc-libsystem.ver: New.
8430 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8433 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8434 implicitly set registers.
8436 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8438 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8439 (arm_override_options): Allow automatic selection of the thread
8440 pointer register if thumb2.
8441 (legitimize_pic_address): Improve code sequences for Thumb2.
8442 (arm_call_tls_get_addr): Likewise.
8443 (legitimize_tls_address): Likewise.
8444 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8445 (pic_load_addr_32bit): ... this. New named pattern.
8446 * thumb2.md (pic_load_addr_thumb2): Delete.
8447 (pic_load_dot_plus_four): Delete.
8448 (tls_load_dot_plus_four): New named pattern.
8450 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8453 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8454 Document fix for TLS bug.
8456 2010-01-31 Richard Guenther <rguenther@suse.de>
8458 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8459 conservatively correct.
8461 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8465 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8467 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8469 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8471 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8473 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8475 * config.gcc: Adjust order of makefile fragments for mingw targets.
8477 2010-01-31 Richard Guenther <rguenther@suse.de>
8480 * gimplify.c (gimplify_init_constructor): For volatile LHS
8481 initialize a temporary.
8483 2010-01-31 Matthias Klose <doko@ubuntu.com>
8485 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8487 * configure: Regenerate.
8489 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8491 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8492 the same alias set and their sizes different constantness.
8493 (aliasing_component_refs_p): Revert 2009-10-24 change.
8495 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8497 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8500 2010-01-29 Richard Guenther <rguenther@suse.de>
8502 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8503 Assert we successfully updated the call.
8505 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8507 PR rtl-optimization/42889
8508 * df.h (df_set_bb_dirty_nonlr): New prototype.
8509 * df-core.c (df_set_bb_dirty_nonlr): New function.
8510 * df-scan.c (df_insn_rescan): Call it instead of
8511 df_set_bb_dirty for DEBUG_INSNs.
8513 2010-01-29 Richard Guenther <rguenther@suse.de>
8516 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8517 quadratic behavior in most cases.
8519 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8522 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8523 in the call to gen_x86_movsicc_0_m1.
8525 2010-01-28 Richard Guenther <rguenther@suse.de>
8527 PR tree-optimization/42871
8528 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8530 2010-01-28 Richard Guenther <rguenther@suse.de>
8532 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8533 into call arguments.
8535 2010-01-28 Richard Guenther <rguenther@suse.de>
8538 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8539 the forwarder if the destination is an EH landing pad.
8541 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8543 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8544 block list passed to gimple_duplicate_sese_tail.
8545 (parallelize_loops): Avoid parallelization when the function
8547 Avoid parallelization when the preheader is IRREDUCIBLE.
8548 Try to optimize when estimated_loop_iterations_int is unresolved.
8549 Add the loop's location to the dump file.
8550 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8551 (gimple_duplicate_sese_tail): Remove the check for the latch.
8552 Redirect nexits to the exit block.
8553 Remove handling of the incoming edges to the latch.
8554 Redirect the backedge from the copied latch to the exit bb.
8556 2010-01-28 Michael Matz <matz@suse.de>
8559 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8560 Wrap force_reg into a sequence, emit it before user.
8562 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8564 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8566 (arm_legacy_rev): Likewise.
8567 (thumb_legacy_rev): Likewise.
8569 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8571 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8572 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8573 on MEM's address failed, try avoid_constant_pool_reference and
8574 recurse if it returned something different.
8575 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8576 address, try avoid_constant_pool_reference and recurse if it
8577 returned something different.
8578 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8579 address and avoid_constant_pool_reference returned something
8580 different, don't set have_address.
8582 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8585 * var-tracking.c (val_store): Add modified argument, obey it.
8587 (count_uses): Move down logging of main.
8588 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8589 don't need resolution.
8590 (emit_notes_in_bb): Likewise.
8592 2010-01-27 Richard Guenther <rguenther@suse.de>
8595 * tree-inline.c (remap_decl): Delay remapping of SSA name
8596 default definitions until we need them.
8598 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8600 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8601 (rs6000_delegitimize_address): New function.
8603 * config/s390/s390.c (s390_delegitimize_address): Call
8604 delegitimize_mem_from_attrs.
8607 * tree-inline.c (cannot_copy_type_1): Removed.
8608 (copy_forbidden): Don't forbid copying of functions containing
8609 records/unions with variable length fields.
8611 2010-01-27 Christian Bruel <christian.bruel@st.com>
8615 * config/sh/sh.c (find_barrier): Increase length for non delayed
8616 conditional branches.
8618 2010-01-27 Matthias Klose <doko@ubuntu.com>
8620 * configure.ac (gnu-unique-object): Fix ldd version check.
8621 * configure: Regenerate.
8623 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8625 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8627 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8628 Test for HAVE_GNU_AS value.
8630 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8632 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8633 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8634 INT64_TYPE): Define.
8635 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8636 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8637 INT_LEAST64_TYPE): Define.
8638 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8639 UINT_LEAST64_TYPE): Define.
8640 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8641 INT_FAST64_TYPE): Define.
8642 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8643 UINT_FAST64_TYPE): Define.
8644 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8645 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8646 (SIG_ATOMIC_TYPE): Define.
8648 2010-01-26 Richard Guenther <rguenther@suse.de>
8650 * df-scan.c (df_scan_set_bb_info): Remove assert.
8651 (df_insn_rescan_debug_internal): Merge asserts.
8652 (df_install_ref): Likewise.
8653 (df_mark_reg): Use bitmap_set_range.
8654 (df_hard_reg_used_p): Remove assert.
8655 (df_hard_reg_used_count): Likewise.
8657 2010-01-26 Richard Guenther <rguenther@suse.de>
8659 PR rtl-optimization/42685
8660 * web.c (web_main): Ignore DEBUG_INSNs.
8662 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8664 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8666 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8667 Fix types of fndecl and arglist parameters.
8669 2010-01-26 Richard Guenther <rguenther@suse.de>
8672 * tree-eh.c (unsplit_eh): Skip debug insns.
8674 2010-01-26 Richard Guenther <rguenther@suse.de>
8676 PR tree-optimization/42250
8677 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8679 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8682 * omp-low.c (expand_omp_sections): Only use single_pred if
8683 l2_bb is single_pred_p.
8685 2010-01-25 Christian Bruel <christian.bruel@st.com>
8688 * config/sh/sh.c (find_barrier): Increase length for non delayed
8689 conditional branches.
8690 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8692 2010-01-24 David S. Miller <davem@davemloft.net>
8694 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8695 define if not using GAS.
8696 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8697 Likewise. Delete SECTION_MERGE code, which is only applicable
8700 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8703 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8704 mangling of va_list in system headers.
8706 2010-01-23 Toon Moene <toon@moene.org>
8708 * tree-predcom.c (combine_chains): Return NULL, not false.
8710 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8712 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8713 initialization of variable res to agree with return type.
8715 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8717 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8718 * tree-sra.c: Add include of expr.h.
8720 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8722 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8723 insert the debug stmt on the single non-EH edge from the stmt.
8725 2010-01-22 Richard Henderson <rth@redhat.com>
8728 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8729 the RHS until after generate_subtree_copies has insertted its
8730 code before the current statement.
8732 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8734 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8736 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8738 2010-01-21 Martin Jambor <mjambor@suse.cz>
8740 PR tree-optimization/42585
8741 * tree-sra.c (struct access): New field grp_total_scalarization.
8742 (dump_access): Dump the new field.
8743 (should_scalarize_away_bitmap): New variable.
8744 (cannot_scalarize_away_bitmap): Likewise.
8745 (sra_initialize): Allocate new bitmaps.
8746 (sra_deinitialize): Free new bitmaps.
8747 (create_access_1): New function.
8748 (create_access): Parts moved to create_access_1.
8749 (type_consists_of_records_p): New function.
8750 (completely_scalarize_record): Likewise.
8751 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8752 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8753 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8755 (analyze_all_variable_accesses): Completely scalarize small eligible
8758 2010-01-21 Martin Jambor <mjambor@suse.cz>
8760 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8762 2010-01-21 Andrew Haley <aph@redhat.com>
8764 * gcc.c (process_command): Move lang_specific_driver before
8765 setting cc_libexec_prefix.
8767 2010-01-21 Richard Guenther <rguenther@suse.de>
8770 * fold-const.c (negate_expr_p): Pretend only negative
8771 real constants are easily negatable.
8773 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8774 Jason Merrill <jason@redhat.com>
8776 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8777 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8778 * calls.c (initialize argument_information): Handle it.
8779 * c-common.c (handle_transparent_union_attribute): Use new name.
8780 * c-decl.c (finish_struct): Ditto.
8781 * c-typeck.c (type_lists_compatible_p): Ditto.
8782 (convert_for_assignment): Use new name and also handle record.
8783 * function.c (aggregate_value_p): Handle it.
8784 (pass_by_reference): Ditto.
8785 (assign_parm_data_types): Ditto.
8786 * print-tree.c (print_node): Ditto.
8787 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8788 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8789 * tree.c (first_field): New fn.
8791 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8794 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8795 even when linking statically, for now.
8797 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8800 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8801 without a cselib val.
8802 (count_uses): Accept MO_VAL_SET with no val on stores.
8803 (add_stores): Likewise.
8805 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8807 * var-tracking.c (check_value_val): Add a compile time assertion.
8808 (dv_is_decl_p): Simplify.
8809 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8810 gcc_assert if ENABLE_CHECKING.
8812 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8815 * var-tracking.c: Include tree-flow.h.
8816 (mem_dies_at_call): New.
8817 (dataflow_set_preserve_mem_locs): Use it.
8818 (dataflow_set_remove_mem_locs): Likewise.
8819 (dump_var): Renamed from dump_variable. Adjust all callers.
8820 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8821 * Makefile.in (var-tracking.o): Adjust deps.
8823 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8825 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8827 2010-01-20 Richard Guenther <rguenther@suse.de>
8829 PR tree-optimization/42717
8830 * tree-ssa-dce.c (get_live_post_dom): Remove.
8831 (forward_edge_to_pdom): Take an arbitrary edge to copy
8832 degenerate PHI args from.
8833 (remove_dead_stmt): Use the first post-dominator even if it
8834 does not contain live statements as redirection destination.
8836 2010-01-20 Richard Guenther <rguenther@suse.de>
8838 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8840 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8842 * sel-sched.c (create_speculation_check): Remove set but not used
8844 (try_transformation_cache): Remove set but not used variable ds.
8845 (calculate_privileged_insns): Remove set but not used variables
8846 cur_insn and min_spec_insn.
8847 (find_best_expr): Remove set but not used variable avail_n.
8848 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8850 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8852 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8853 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8856 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8859 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8860 cpu types. Add support for *-sse3 cpu types.
8861 (x86_64-*-*): Ditto.
8863 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8866 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8867 argument, call initializer_constant_valid_p_1 instead of
8868 initializer_constant_valid_p, pass CACHE to it, return NULL
8869 immediately if first call returns NULL.
8870 (initializer_constant_valid_p_1): New function.
8871 (initializer_constant_valid_p): Use it.
8873 2010-01-20 Thomas Quinot <quinot@adacore.com>
8875 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8877 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8879 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8880 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8881 (loc_list_from_tree): Don't handle unsigned division. Handle
8882 signed modulo using DW_OP_{over,over,div,mul,minus}.
8883 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8884 modulo instead of signed.
8886 2010-01-20 DJ Delorie <dj@redhat.com>
8888 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8890 (h8300_emit_stack_adjustment): Propogate it.
8892 (h8300_expand_prologue): Likewise.
8893 (h8300_expand_epilogue): Likewise.
8895 2010-01-19 Michael Matz <matz@suse.de>
8897 PR tree-optimization/41783
8898 * tree-data-ref.c (toplevel): Include flags.h.
8899 (dump_data_dependence_relation): Also dump the inputs if the
8900 result will be unknown.
8901 (split_constant_offset_1): Look through some conversions.
8902 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8903 the offset from last element is too large.
8904 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8905 (reassociate_to_the_same_stmt): Handle vector registers.
8906 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8908 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8909 wide_prolog_niters argument, emit widening instructions.
8910 (vect_do_peeling_for_alignment): Adjust caller, use widened
8911 variant of the iteration cound.
8912 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8914 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8917 * config/arm/neon-testgen.m (emit_automatics): New parameter
8918 features. Adjust for Fixed_return_reg feature.
8919 (test_intrinsic): Call emit_automatics with new feature.
8920 * config/arm/neon.ml: Update copyright years.
8921 (features): New Fixed_return_reg feature.
8922 (ops): Update feature for Vget_low.
8924 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8926 PR tree-optimization/42719
8927 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8931 * fwprop.c (all_uses_available_at): Return false if def_set dest
8932 is a REG that is used in def_insn.
8934 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8936 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8938 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8941 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8943 * target.h (struct gcc_target) <secondary_reload>: Change type
8944 of last argument to secondary_reload_info *.
8946 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8949 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8950 memory references with unaligned offsets. Remove CQImode handling.
8951 (unaligned_memory_operand): Return 1 for memory references with
8952 unaligned offsets. Remove CQImode handling.
8954 2010-01-18 Richard Guenther <rguenther@suse.de>
8957 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8960 2010-01-18 Richard Guenther <rguenther@suse.de>
8962 PR tree-optimization/42781
8963 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8964 restrict processing only if the original variable was artificial.
8966 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8968 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8969 find number of popped argument bytes.
8971 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8972 Fix the text that describes the return value for invalid insns.
8974 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8976 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8977 Clarify what 'cost of the -dependence' is. Fix quoting.
8979 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8980 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8982 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8984 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8985 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8987 2010-01-17 Richard Guenther <rguenther@suse.de>
8990 * function.c (split_complex_args): Take a VEC to modify.
8991 (assign_parms_augmented_arg_list): Build a VEC instead of
8992 a chain of PARM_DECLs.
8993 (assign_parms_unsplit_complex): Take a VEC of arguments.
8994 Do not fixup unmodified parms.
8995 (assign_parms): Deal with the VEC.
8996 (gimplify_parameters): Likewise.
8998 2010-01-17 Richard Guenther <rguenther@suse.de>
9000 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
9001 node existence check.
9002 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
9003 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
9004 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
9005 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
9006 (gimple_execute_on_growing_pred): Likewise.
9008 2010-01-17 Richard Guenther <rguenther@suse.de>
9010 PR tree-optimization/42773
9011 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
9012 (compute_antic_aux): Likewise.
9013 (compute_partial_antic_aux): Likewise.
9015 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9018 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9021 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9023 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9026 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9027 Fix markup for strict argument.
9029 (TARGET_SCHED_REORDER2): Fix argument types.
9031 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9032 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9034 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9035 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9037 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9040 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9041 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9042 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9043 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9044 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9046 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9048 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9050 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9051 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9053 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9055 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9058 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9060 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9061 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9063 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9065 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9067 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9068 referring to it. Fix language.
9070 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9072 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9074 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9076 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9078 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9079 '@var{stream}. Remove stray 'and'.
9081 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9083 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9085 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9087 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9088 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9090 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9091 Fix description of return value.
9092 Rename argument "sz" to "len."
9094 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9095 Clarify meaning of 'true' return value.
9097 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9099 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9100 rep_mode versus mode_rep.
9102 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9104 (TARGET_BUILTIN_DECL): Fix name.
9106 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9108 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9110 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9112 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9114 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9116 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9119 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9120 Rename argument tm_fn to md_fn.
9122 (TARGET_OPTION_PRINT): Fix argument list.
9124 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9127 * config/i386/i386.c (ix86_fixup_binary_operands):
9128 Revert FMA4 fixup of operands.
9130 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9133 * Makefile.in (write_entries_to_file, install-plugin):
9134 Use \012 instead of \n with tr.
9136 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9138 * configure.ac (HAVE_AS_REF): New C macro.
9139 * configure: Regenerate.
9140 * config.in: Likewise.
9141 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9143 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9146 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9148 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9150 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9152 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9154 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9156 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9158 (TARGET_BINDS_LOCAL_P): Fix argument type.
9160 (TARGET_ASM_FILE_END): Use prototype.
9162 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9164 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9166 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9168 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9170 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9171 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9173 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9174 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9176 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9177 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9178 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9179 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9181 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9183 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9185 (TARGET_INIT_BUILTINS): Use prototype.
9187 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9188 Put 'const char *' in braces. Fix parameter types.
9189 (TARGET_INVALID_CONVERSION): Fix parameter types.
9190 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9191 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9193 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9196 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9198 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9200 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9202 * doc/tm.texi (TARGET_HELP): Fix return type.
9204 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9205 in braces. Fix argument types.
9207 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9209 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9211 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9213 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9214 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9216 (TARGET_MANGLE_TYPE): Fix argument types.
9218 (TARGET_IRA_COVER_CLASSES): Use prototype.
9220 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9222 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9224 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9226 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9228 (TARGET_CALLEE_COPIES): Fix argument types.
9230 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9232 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9234 (TARGET_FUNCTION_VALUE): Fix argument types.
9236 (TARGET_RETURN_IN_MSB): Fix argument type.
9238 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9240 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9242 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9244 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9245 agree with return type.
9247 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9249 2010-01-15 Jing Yu <jingyu@google.com>
9251 PR rtl-optimization/42691
9252 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9253 a pseudo to a constant and are merged, and adjust comments.
9255 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9257 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9259 2010-01-15 Richard Guenther <rguenther@suse.de>
9262 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9263 labels of computed or non-local gotos to the destination.
9264 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9265 landing pad label is the first label.
9267 2010-01-15 Richard Guenther <rguenther@suse.de>
9269 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9271 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9274 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9275 to allow generation of the xssqrtdp instruction on power7.
9276 (sqrtdf2_fpr): Ditto.
9278 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9281 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9282 functions with noreturn attribute.
9285 * varasm.c (declare_weak): Add weak attribute to decl if it
9286 doesn't have one already.
9287 (assemble_external): Only add decls to weak_decls if they also
9288 have weak attribute.
9290 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9292 * var-tracking.c (var_reg_delete): Don't delete the association
9293 between REGs and values or one-part variables if the register
9296 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9299 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9300 because its first operand is a non-localized variable.
9302 2010-01-14 Martin Jambor <mjambor@suse.cz>
9304 PR tree-optimization/42706
9305 * tree-sra.c (encountered_recursive_call): New variable.
9306 (encountered_unchangable_recursive_call): Likewise.
9307 (sra_initialize): Initialize both new variables.
9308 (callsite_has_enough_arguments_p): New function.
9309 (scan_function): Call decl and flags check only for IPA-SRA, check
9310 whether there is a recursive call and whether it has enough arguments.
9311 (all_callers_have_enough_arguments_p): New function.
9312 (convert_callers): Look for recursive calls only when
9313 encountered_recursive_call is set.
9314 (ipa_early_sra): Bail out either if
9315 !all_callers_have_enough_arguments_p or
9316 encountered_unchangable_recursive_call.
9318 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9320 * sel-sched.c: Add 2010 to copyright years.
9321 * sel-sched-ir.c: Likewise.
9322 * sel-sched-ir.h: Likewise.
9324 2010-01-14 Martin Jambor <mjambor@suse.cz>
9326 PR tree-optimization/42714
9327 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9328 constructors specially.
9330 2010-01-14 Andi Kleen <ak@linux.intel.com>
9332 * config/i386/drivers-i386.c (detect_caches_intel):
9333 Add l2sizekb parameter and fill in.
9334 (host_detect_local_cpu): Add l2sizekb, fill in.
9335 Add Atom small cache heuristic.
9337 2010-01-14 Andi Kleen <ak@linux.intel.com>
9339 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9340 Add level3 parameter and fill in.
9341 (detect_caches_intel): Handle level3 cache.
9343 2010-01-14 Andi Kleen <ak@linux.intel.com>
9345 * config/i386/drivers-i386.c (host_detect_local_cpu):
9346 Fix core duo detection.
9348 2010-01-14 Andi Kleen <ak@linux.intel.com>
9350 * config/i386/drivers-i386.c (host_detect_local_cpu):
9353 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9355 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9356 (rs6000_variable_issue_1): this. Use...
9357 (rs6000_variable_issue): here. Reimplement. Print debug info.
9359 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9361 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9362 sel_restore_notes. Update all callers. Call reemit_notes
9365 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9367 PR rtl-optimization/42246
9368 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9371 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9373 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9374 all successors is the same as number of successors in current region.
9376 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9378 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9379 to rename is not separable. Otherwise check that its LHS is not NULL.
9381 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9383 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9385 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9387 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9388 available registers when failed to discover LHS register class.
9389 Fix indentation. Update comment.
9391 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9392 Alexander Monakov <amonakov@ispras.ru>
9394 PR rtl-optimization/42389
9395 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9397 (advance_state_on_fence): Likewise.
9398 (sel_target_adjust_priority): Print debug output only when
9399 sched_verbose >= 4, not 2.
9400 (get_expr_cost): Do not issue all unique insns on the next cycle.
9401 (fill_insns): Initialize can_issue_more from the value saved
9403 * sel-sched-ir.c (flist_add): New parameter issue_more.
9404 Init FENCE_ISSUE_MORE with it.
9405 (merge_fences): Likewise.
9406 (init_fences): Update call to flist_add.
9407 (add_to_fences, add_clean_fence_to_fences)
9408 (add_dirty_fence_to_fences): Likewise.
9409 (move_fence_to_fences): Update call to merge_fences.
9410 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9412 * sel-sched-ir.h (struct _fence): New field issue_more.
9413 (FENCE_ISSUE_MORE): New accessor macro.
9415 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9417 PR rtl-optimization/42388
9418 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9419 that have no predecessors nor successors. Do not call move_bb_info
9420 for empty blocks outside of current region.
9422 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9424 PR rtl-optimization/42294
9425 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9426 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9427 originators' originators.
9429 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9431 PR rtl-optimization/39453
9432 PR rtl-optimization/42246
9433 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9435 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9437 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9438 Alexander Monakov <amonakov@ispras.ru>
9441 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9442 (maybe_tidy_empty_bb): ... here. Make static. Add new
9443 argument. Update all callers.
9444 (tidy_control_flow): ... and here. Recompute topological order
9445 of basic blocks in region if necessary.
9446 (sel_redirect_edge_and_branch): Change return type. Return true
9447 if topological order might have been invalidated.
9448 (purge_empty_blocks): Export and move from...
9449 * sel-sched.c (purge_empty_blocks): ... here.
9450 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9451 (maybe_tidy_empty_bb): Delete prototype.
9452 (purge_empty_blocks): Declare.
9454 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9456 PR rtl-optimization/42249
9457 * sel-sched.c (try_replace_dest_reg): When chosen register
9458 and original register is the same, do not bail out early, but
9459 still check all original insns for validity of replacing destination
9460 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9463 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9466 Port from no-undefined-overflow branch:
9467 2009-03-09 Richard Guenther <rguenther@suse.de>
9469 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9471 2010-01-14 Richard Guenther <rguenther@suse.de>
9474 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9476 2010-01-14 Ira Rosen <irar@il.ibm.com>
9478 PR tree-optimization/42709
9479 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9480 as scalar type in creation of constant vector operand.
9482 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9485 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9486 (check-parallel-%): Match `testsuite' directory component only
9489 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9491 PR translation/39521
9492 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9495 2010-01-13 Richard Guenther <rguenther@suse.de>
9497 PR tree-optimization/42730
9498 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9501 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9504 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9505 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9508 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9510 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9511 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9512 ___umulsi3_highpart.
9514 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9515 rather than schedule_insns if the pass is enabled.
9517 2010-01-13 Martin Jambor <mjambor@suse.cz>
9519 PR tree-optimization/42704
9520 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9523 2010-01-13 Martin Jambor <mjambor@suse.cz>
9525 PR tree-optimization/42703
9526 * tree-sra.c (analyze_access_subtree): Check that we can build a
9527 reference to the original data within the aggregate.
9529 2010-01-13 Richard Guenther <rguenther@suse.de>
9531 PR tree-optimization/42705
9532 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9534 2010-01-13 Richard Guenther <rguenther@suse.de>
9537 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9539 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9542 * var-tracking.c (values_to_unmark): New variable.
9543 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9544 values_to_unmark vector. Moved body to...
9545 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9546 instead queue it into values_to_unmark vector.
9547 (vt_find_locations): Free values_to_unmark vector.
9549 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9551 * config/s390/s390.c (override_options): Set
9552 default of max-pending-list-length to 256
9554 2010-01-13 Richard Guenther <rguenther@suse.de>
9557 * tree-pass.h (PROP_gimple_lcx): New.
9558 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9559 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9560 before the final cleanup_eh.
9561 (dump_properties): Dump PROP_gimple_lcx.
9562 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9563 (tree_lower_complex_O0): Remove.
9564 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9565 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9566 tree_lower_complex, schedule TODO_update_ssa.
9567 * lto-streamer-out.c (output_function): Stream the functions
9569 * lto-streamer-in.c (input_function): Likewise.
9570 (lto_read_body): Do not override them here.
9572 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9575 * c-typeck.c (build_c_cast): Fold value cast to union type before
9576 wrapping it in a CONSTRUCTOR.
9578 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9580 PR rtl-optimization/42699
9581 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9584 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9586 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9587 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9588 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9589 SUBTARGET_WARN_UNUSED_SPEC): ... here
9590 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9592 2010-01-12 Julian Brown <julian@codesourcery.com>
9594 * config/arm/neon-schedgen.ml (Utils): Don't try to
9595 open missing module.
9596 (find_with_result): New.
9598 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9601 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9602 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9604 PR tree-optimization/42645
9605 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9606 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9607 decl_map, set processing_debug_stmt to -1 and return name without
9610 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9612 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9613 binutils version, and reword target configuration description.
9615 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9617 * config/avr/avr.h (LINKER_NAME): Remove.
9619 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9622 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9623 that support VSX, warn for -mno-altivec if vsx is not disabled,
9626 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9627 Shujing Zhao <pearly.zhao@oracle.com>
9629 PR translation/42469
9630 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9631 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9632 character between option name and help text.
9633 * c.opt (imultilib): Likewise.
9635 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9637 * lto-streamer-out.c (output_unreferenced_globals): Output static
9640 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9642 PR rtl-optimization/42621
9643 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9644 optimizing for size.
9645 (duplicate_computed_gotos): Remove now-redundant check.
9647 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9650 * configure.ac: Save and restore LDFLAGS and LIBS
9651 * configure: Regenerate.
9653 2010-01-10 Richard Guenther <rguenther@suse.de>
9656 * builtins.c (fold_builtin_strlen): Add type argument and
9657 convert the resulting length to it.
9658 (fold_builtin_1): Adjust.
9660 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9662 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9663 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9665 (num_insns_constant_wide): Adjust for that change.
9667 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9670 * web.c (union_defs): Add used argument, to combine uses of
9672 (entry_register): Adjust type and tests of used argument.
9673 (web_main): Widen used for new use. Pass it to union_defs.
9674 * df.h (union_defs): Adjust prototype.
9676 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9679 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9680 uses in new incoming argument. Free body.
9681 (reset_debug_uses_in_loop): New.
9682 (analyze_insn_to_expand_var): Call the latter if the former found
9683 anything. Fix whitespace. Reject invalid dest overlaps before
9684 going through all insns in the loop.
9686 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9689 * haifa-sched.c (dying_use_p): Debug insns don't count.
9691 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9694 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9695 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9696 (verify_gimple_call): Reject LHS in noreturn calls.
9698 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9702 * tree-vect-loop-manip.c (adjust_info): New type.
9703 (adjust_vec): New pointer to vector.
9704 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9705 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9706 (slpeel_update_phis_for_duplicate_loop): Use them.
9707 (slpeel_update_phi_nodes_for_guard1): Likewise.
9708 (slpeel_update_phi_nodes_for_guard2): Likewise.
9709 (slpeel_tree_peel_loop_to_edge): Likewise.
9710 (vect_update_ivs_after_vectorizer): Likewise.
9712 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9714 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9715 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9717 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9719 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9720 bogus uninitialized warning.
9722 2010-01-09 Richard Guenther <rguenther@suse.de>
9725 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9726 the evolution is compatible with the initial condition.
9728 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9730 * gcc.c (process_command): Update copyright notice dates.
9731 * gcov.c (print_version): Likewise.
9732 * gcov-dump.c (print_version): Likewise.
9733 * mips-tfile.c (main): Likewise.
9734 * mips-tdump.c (main): Likewise.
9736 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9739 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9741 (rotlhi3_8): Delete.
9743 (rotlsi3_8): Delete.
9744 (rotlsi3_16): Delete.
9745 (rotlsi3_24): Delete.
9747 (*rotw<mode>3): New.
9748 (*rotb<mode>3): New.
9749 * config/avr/avr.c (avr_rotate_bytes): New function.
9750 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9752 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9755 * configure.ac: Modify -rdynamic check.
9756 * configure: Regenerate.
9758 2010-01-08 DJ Delorie <dj@redhat.com>
9760 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9761 register popping order.
9763 2010-01-08 Richard Guenther <rguenther@suse.de>
9766 * c.opt (fsigned-char): Also let LTO handle this option.
9767 (funsigned-char): Likewise.
9769 2010-01-07 Richard Guenther <rguenther@suse.de>
9771 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9772 (gimple_op): Likewise.
9773 (gimple_op_ptr): Likewise.
9774 (gimple_assign_set_lhs): Remove gcc_assert.
9775 (gimple_assign_set_rhs1): Likewise.
9776 (gimple_assign_set_rhs2): Likewise.
9777 (gimple_call_set_lhs): Likewise.
9778 (gimple_call_set_fn): Likewise.
9779 (gimple_call_set_fndecl): Likewise.
9780 (gimple_call_fndecl): Likewise.
9781 (gimple_call_return_type): Likewise.
9782 (gimple_call_set_chain): Likewise.
9783 (gimple_call_num_args): Likewise.
9784 (gimple_call_set_arg): Likewise.
9785 (gimple_cond_set_code): Likewise.
9786 (gimple_cond_set_lhs): Likewise.
9787 (gimple_cond_set_rhs): Likewise.
9788 (gimple_cond_set_true_label): Likewise.
9789 (gimple_cond_set_false_label): Likewise.
9790 (gimple_label_set_label): Likewise.
9791 (gimple_goto_set_dest): Likewise.
9792 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9793 (gimple_debug_bind_get_value): Likewise.
9794 (gimple_debug_bind_get_value_ptr): Likewise.
9795 (gimple_debug_bind_set_var): Likewise.
9796 (gimple_debug_bind_set_value): Likewise.
9797 (gimple_debug_bind_reset_value): Likewise.
9798 (gimple_debug_bind_has_value_p): Likewise.
9799 (gimple_return_retval_ptr): Remove gcc_assert.
9800 (gimple_return_retval): Likewise.
9801 (gimple_return_set_retval): Likewise.
9802 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9803 (safe_referenced_var_iterator): Remove.
9804 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9805 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9806 (fill_referenced_var_vec): Remove.
9807 (first_readonly_imm_use): Remove redundant gcc_assert.
9808 (phi_arg_index_from_use): Combine gcc_asserts.
9809 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9810 (first_imm_use_stmt): Remove redundant gcc_assert.
9811 * tree-cfg.c (verify_gimple_call): Verify function and chain
9812 operands. Verify arguments.
9813 (verify_types_in_gimple_stmt): Verify condition code and labels.
9815 2010-01-07 Richard Guenther <rguenther@suse.de>
9817 PR tree-optimization/42641
9818 * sese.c (rename_map_elt_info): Use the SSA name version, do
9821 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9823 PR tree-optimization/42625
9824 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9825 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9827 2010-01-07 Duncan Sands <baldrick@free.fr>
9829 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9831 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9834 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9835 note itself is not function_invariant_p.
9837 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9839 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9840 Do not add the DF_NOTE problem.
9841 * store-motion.c (execute_rtl_store_motion): Likewise.
9843 2010-01-07 Martin Jambor <mjambor@suse.cz>
9845 PR tree-optimization/42157
9846 * tree-sra.c (compare_access_positions): Stabilize sort if both
9847 accesses have integer types, return zero immediately if they are the
9850 2010-01-06 Richard Henderson <rth@redhat.com>
9853 * haifa-sched.c (add_to_note_list): Merge into ...
9854 (concat_note_lists): ... here, and ...
9855 (unlink_other_notes, rm_other_notes): Merge into...
9856 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9857 NOTE_INSN_EPILOGUE_BEG.
9859 2010-01-06 Richard Guenther <rguenther@suse.de>
9861 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9862 not inline regular functions into always-inline functions.
9864 2010-01-06 Nick Clifton <nickc@redhat.com>
9866 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9867 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9869 (OVERRIDE_OPTIONS): Delete.
9870 (OPTIMIZATION_OPTIONS): Define.
9871 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9872 * config/rx/rx.c (rx_handle_option): Issue an error message if
9873 -mcpu=rx200 and -fpu are used together.
9874 (rx_set_optimization_options): New function. Issue an error
9875 message if an optimization attribute attempts to reset the FPU/
9876 math optimization pairing.
9877 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9878 * config/rx/rx.opt: Set the default to 32-bit doubles.
9879 * config/rx/t-rx: Add multilibs for -nofpu option.
9880 * doc/invoke.texi: Update documentation of RX options.
9882 2010-01-06 Richard Guenther <rguenther@suse.de>
9884 * tree-ssa-pre.c (name_to_id): New global.
9885 (alloc_expression_id): Simplify SSA name handling.
9886 (lookup_expression_id): Likewise.
9887 (init_pre): Zero name_to_id.
9888 (fini_pre): Free it.
9890 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9892 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9894 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9897 * config/i386/sse.md (smaxv2di3): New.
9898 (umaxv2di3): Likewise.
9899 (sminv2di3): Likewise.
9900 (uminv2di3): Likewise.
9902 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9905 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9906 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9907 (legitimize_tls_address): Likewise.
9908 (sparc_tls_referenced_p): Likewise.
9909 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9910 and adjust calls to legitimize_pic_address.
9911 (legitimate_constant_p) Use sparc_tls_referenced_p.
9912 (legitimate_pic_operand_p): Likewise.
9913 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9914 (sparc_tls_symbol_ref_1): Delete.
9915 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9916 (legitimize_tls_address): Make static, handle CONST patterns.
9917 (legitimize_pic_address): Make static, remove unused parameter and
9918 adjust recursive calls.
9919 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9920 and adjust call to legitimize_pic_address.
9921 (sparc_output_mi_thunk): Likewise.
9923 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9924 H.J. Lu <hongjiu.lu@intel.com>
9927 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9928 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9929 operands to make them signed.
9932 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9935 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9936 GTU to GT for V4SI and V2DI.
9938 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9939 (umin<mode>3): Removed.
9941 (uminv4si3): Likewise.
9943 2010-01-05 Martin Jambor <mjambor@suse.cz>
9945 PR tree-optimization/42462
9946 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9947 current_function_decl to helper functions and macros.
9949 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9952 * flags.h: Don't include real.h.
9953 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9954 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9955 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9956 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9957 * dominance.c: Update copyright.
9958 * gimple.c (walk_gimple_op): Remove inline.
9959 * tree-ssa-reassoc.c: Include real.h.
9960 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9961 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9963 2010-01-05 Nick Clifton <nickc@redhat.com>
9965 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9966 register to push into the stack frame when the accumulator has to
9967 be saved during interrupts.
9969 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9971 * doc/invoke.texi: Remove the documentation about option
9973 * common.opt (Wunreachable-code): Preserved for backward
9975 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9976 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9977 the backward compatibility flag section.
9979 2010-01-05 Richard Guenther <rguenther@suse.de>
9981 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9983 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9986 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9988 PR tree-optimization/42508
9989 * tree-sra.c (convert_callers): Check for recursive call
9990 by comparing cgraph nodes instead of decls.
9991 (modify_function): Call ipa_modify_formal_parameters also
9992 on all same_body aliases.
9994 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9995 cgraph nodes when checking for same_body aliases.
9997 2010-01-05 Richard Guenther <rguenther@suse.de>
9999 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
10000 allocation and lookup.
10001 (get_or_alloc_expr_for_constant): Likewise.
10002 (phi_translate): Sink allocation.
10004 2010-01-04 Richard Guenther <rguenther@suse.de>
10006 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
10007 a new entry only if needed.
10008 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
10009 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
10011 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
10013 (phi_translate): Handle CONSTANTs early.
10015 2010-01-04 Martin Jambor <mjambor@suse.cz>
10017 PR tree-optimization/42398
10018 * tree-sra.c (struct access): Removed flag grp_different_types.
10019 (dump_access): Do not dump the removed flag.
10020 (sort_and_splice_var_accesses): Do not set the removed flag.
10021 (sra_modify_expr): Check for type compatibility directly.
10023 2010-01-04 Martin Jambor <mjambor@suse.cz>
10025 PR tree-optimization/42366
10026 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10027 edges with variable number of parameters.
10028 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10029 flag instead of asserting it.
10030 (ipa_read_node_info): Read uses_analysis_done flag.
10032 2010-01-04 Richard Guenther <rguenther@suse.de>
10034 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10035 iterative_hash_* as intended.
10036 (vn_reference_compute_hash): Likewise. Simplify hashing
10038 (vn_reference_lookup_2): Likewise.
10039 (vn_nary_op_compute_hash): Likewise.
10040 (vn_phi_compute_hash): Likewise.
10041 (expressions_equal_p): Remove strange code.
10042 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10043 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10044 (bitmap_insert_into_set_1): Take value-id as parameter.
10045 (add_to_value): Pass it.
10046 (bitmap_insert_into_set): Likewise.
10047 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10049 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10052 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10053 (do_self_spec): For switches with SWITCH_IGNORE set set also
10054 SWITCH_IGNORE_PERMANENTLY.
10055 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10058 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10060 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10061 tree of an unreferenced global var.
10063 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10066 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10067 GTU to GT for V4SI and V2DI.
10069 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10070 (umin<mode>3): Removed.
10072 (uminv4si3): Likewise.
10074 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10077 * collect2.c (main): Turn on trace in collect2 if -v is passed
10080 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10082 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10083 description of expression operand.
10085 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10087 * configure.ac: Add install-html to target_list for Make-hooks.
10088 * configure: Regenerate.
10089 * fortran/Make-lang.in (F95_HTMLFILES): New.
10090 (fortran.html): Use it.
10091 (fortran.install-html): New.
10092 * Makefile.in (install-html): Add lang.install-html.
10093 * java/Make-lang.in (JAVA_HTMLFILES): New.
10094 (java.html): Use it.
10095 (java.install-html): New.
10096 * objc/Make-lang.in (objc.install-html): New.
10097 * objcp/Make-lang.in (obj-c++.install-html): New.
10098 * cp/Make-lang.in (c++.install-html): New.
10099 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10100 * lto/Make-lang.in (lto.install-html): New.
10102 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10105 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10107 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10109 PR rtl-optimization/41862
10110 * store-motion.c (store_killed_in_insn, compute_store_table,
10111 remove_reachable_equiv_notes, replace_store_insn,
10112 build_store_vectors): Ignore all DEBUG_INSNs.
10114 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10117 * common.opt: Add dumpdir.
10119 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10121 (option_map): Add --dumpdir.
10123 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10125 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10127 * opts.c (decode_options): Try dump_dir_name first if
10128 dump_base_name isn't an absolute path.
10129 (common_handle_option): Handle OPT_dumpdir.
10131 * toplev.c (dump_dir_name): New.
10132 (print_switch_values): Also ignore -dumpdir.
10134 * toplev.h (dump_dir_name): New.
10136 2010-01-03 Richard Guenther <rguenther@suse.de>
10138 PR tree-optimization/42589
10139 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10140 double-word expansion of bswap32.
10142 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10144 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10145 with BLOCK_FOR_INSN.
10146 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10147 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10148 noce_process_if_block): Likewise.
10149 * gcse.c (compute_local_properties, insert_expr_in_table,
10150 insert_set_in_table, canon_list_insert, find_avail_set,
10151 pre_insert_copy_insn): Likewise.
10153 * basic-block.h (BLOCK_NUM): Move from here...
10154 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10156 2010-01-03 Richard Guenther <rguenther@suse.de>
10158 PR tree-optimization/42438
10159 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10160 contains_may_not_return_call flag.
10161 (BB_MAY_NOTRETURN): New.
10162 (valid_in_sets): Trapping nary operations are not valid
10163 in blocks that may not return.
10164 (insert_into_preds_of_block): Remove check for trapping expressions.
10165 (compute_avail): Compute also BB_MAY_NOTRETURN.
10167 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10169 * doc/invoke.texi: Add 2010 to copyright years.
10171 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10173 * config/sparc/sparc.c: Fix formatting nits.
10175 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10176 Alexander Monakov <amonakov@ispras.ru>
10178 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10180 2010-01-02 Richard Guenther <rguenther@suse.de>
10182 PR middle-end/42577
10183 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10184 (simplify_switch_using_ranges): Mark to be removed edges
10187 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10189 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10191 * collect2.c (scan_libraries): Add missing argument in call to
10194 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10197 * config/alpha/predicates.md (aligned_memory_operand): Return false
10199 (unaligned_memory_operand): Return true for CQImode.
10200 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10201 doesn not cross aligned SImode word boundary.
10203 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10205 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10207 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10208 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10210 2010-01-02 Richard Guenther <rguenther@suse.de>
10213 * toplev.c (compile_file): Emit LTO marker properly. Change
10214 it to __gnu_lto_v1.
10215 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10217 2010-01-01 Richard Guenther <rguenther@suse.de>
10220 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10222 2010-01-01 Richard Guenther <rguenther@suse.de>
10225 * c-decl.c (grokdeclarator): For zero-size arrays force
10226 structural equality checks as layout_type does.
10228 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10230 * builtins.c: Update copyright to 2010.
10232 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10235 * lto-streamer-out.c (produce_asm): Revert the last change.
10236 (copy_function): Likewise.
10238 * lto-streamer.c (lto_get_section_name): Skip any leading
10241 2010-01-01 Richard Guenther <rguenther@suse.de>
10243 PR middle-end/42559
10244 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10248 Copyright (C) 2010 Free Software Foundation, Inc.
10250 Copying and distribution of this file, with or without modification,
10251 are permitted in any medium without royalty provided the copyright
10252 notice and this notice are preserved.