1 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
3 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
4 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
6 * target-def.h (TARGET_FOLD_BUILTIN): Define to
7 hook_tree_tree_int_treep_bool_null.
8 * target.h: (struct gcc_target): Update signature of fold_builtin
10 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
11 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
12 instead of the call expression.
13 (fold_builtin_call_array): Pass n and argarray directly.
14 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
16 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
17 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
18 `i' and use it in place of `arity'.
19 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
20 Dereference `args' directly.
21 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
23 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25 * doc/sourcebuild.texi (Effective-Target Keywords): Document
27 (Directives): Document optional dg-require-effective-target
30 2010-05-19 Richard Guenther <rguenther@suse.de>
33 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
35 2010-05-19 Richard Guenther <rguenther@suse.de>
37 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
38 * common.opt (fwhopr=): New.
39 * opts.c (common_handle_option): Handle OPT_fwhopr.
40 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
41 * collect2.c (main): Match -fwhopr*.
42 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
43 Execute ltrans stage in parallel when jobs is bigger than 1.
45 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
47 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
48 pentiumpro on Solaris 8/x86 with Sun as.
49 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
51 (gcc_cv_as_ix86_quad): Check for .quad directive.
52 * configure: Regenerate.
53 * config.in: Regenerate.
54 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
56 2010-05-19 Martin Jambor <mjambor@suse.cz>
58 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
59 also for indirect edges. Actual printing moved...
60 (ipa_print_node_jump_functions_for_edge): ...here.
61 (ipa_compute_jump_functions): Renamed to
62 ipa_compute_jump_functions_for_edge and made static.
63 (ipa_compute_jump_functions): New function.
64 (make_edge_direct_to_target): Check if the number of arguments on
65 the newly direct edge is the same as the number of parametrs of
67 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
68 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
69 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
70 analysis functions unconditionally, call the new
71 ipa_analyze_params_uses on the node instead of every edge.
73 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
75 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
77 (dump_mem_ref): Adopt debug code to handle a tree as step. This
78 also checks for a constant int vs. non-constant but
80 (find_or_create_group): Change the sort algorithm to only consider
81 steps that are constant ints.
82 (idx_analyze_ref): Adopt code to handle a tree instead of a
83 HOST_WIDE_INT for step.
84 (gather_memory_references_ref): Handle tree instead of int and be
85 prepared to see a NULL_TREE.
86 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
87 prefetches if the step cannot be calculated at compile time.
88 (issue_prefetch_ref): Issue prefetches for non-constant but
91 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
94 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
96 * tree.h (build_call_list): Remove.
97 * tree.c (build_call_list): Remove.
99 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
101 * tree.h (build_call_list): Remove.
102 * tree.c (build_call_list): Remove.
104 2010-05-18 Jan Hubicka <jh@suse.cz>
106 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
108 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
110 PR rtl-optimization/43332
111 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
113 2010-05-18 Anatoly Sokolov <aesok@post.ru>
115 * tree.h (build_int_cstu): Implement as static inline.
116 * tree.c (build_int_cstu): Remove function.
117 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
120 2010-05-18 Richard Guenther <rguenther@suse.de>
123 * lto-wrapper.c (verbose): New variable. Initialize from -v.
124 (debug): Initialize from -save-temps.
125 (collect_execute): Print command-line when verbose.
126 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
127 for ltrans invocation. Produce -dumpbase flag again.
128 (process_args): Remove.
130 * collect2.c (maybe_run_lto_and_relink): Only pass object
131 files to lto-wrapper.
132 * gcc.c (LINK_COMMAND_SPEC): Likewise.
134 2010-05-18 Jan Hubicka <jh@suse.cz>
136 * opts.c (decode_options): Do not disable whopr at ipa_cp.
137 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
139 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
142 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
144 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
147 2010-05-18 Jakub Jelinek <jakub@redhat.com>
150 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
153 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
155 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
156 lto-macho as lto_binary_reader.
158 * darwin.c (darwin_asm_named_section): Do not add assembler comment
159 after .section directive; just print it before the directive instead.
161 2010-05-17 Jan Hubicka <jh@suse.cz>
163 * cgraph.c (cgraph_create_virtual_clone): Only check
164 versionable_function_p when not in wpa and checking is enabled.
165 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
166 there are no more functions to materialize.
168 2010-05-17 Jan Hubicka <jh@suse.cz>
170 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
171 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
173 (output_cgraph): Call output_cgraph_opt_summary.
174 (input_cgrpah): Call input_cgraph_opt_summary.
175 (output_cgraph_opt_summary_p, output_node_opt_summary,
176 input_node_opt_summary, input_cgraph_opt_section): New functions.
177 * lto-section-in.c (lto_section_name): Add cgraphopt.
178 * tree-inline.c (tree_function_versioning): Handle parm_num.
179 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
180 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
182 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
184 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
185 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
186 the insn to prefetch ratio heuristic to loops with known trip count.
188 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
190 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
191 (schedule_prefetches): Do not generate a prefetch if the unroll factor
192 is far from what is required by the prefetch.
194 2010-05-17 Jan Hubicka <jh@suse.cz>
196 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
197 (ipcp_estimate_growth): Likewise.
198 (ipcp_const_param_count): Likewise.
199 (ipcp_insert_stage): Likewise.
200 * ipa-prop.c (visit_load_for_mod_analysis): New function.
201 (visit_store_addr_for_mod_analysis): Set used flag.
202 (ipa_detect_param_modifications): Set used flag for SSE params;
203 update use of walk_stmt_load_store_addr_ops.
204 (ipa_print_node_params): Print used flag.
205 (ipa_write_node_info): Stream used flag.
206 (ipa_read_node_info): Likewise.
207 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
208 (ipa_is_param_used): New function.
209 (lto_ipa_fixup_call_notes): Remove unused declaration.
211 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
214 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
215 * configure: Regenerate.
216 * config.in: Regenerate.
217 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
218 !HAVE_AS_IX86_REP_LOCK_PREFIX.
219 Don't emit whitespace.
220 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
221 (*rep_movsi): Likewise.
222 (*rep_movsi_rex64): Likewise.
223 (*rep_movqi): Likewise.
224 (*rep_movqi_rex64): Likewise.
225 (*rep_stosdi_rex64): Likewise.
226 (*rep_stossi): Likewise.
227 (*rep_stossi_rex64): Likewise.
228 (*rep_stosqi): Likewise.
229 (*rep_stosqi_rex64): Likewise.
230 (*cmpstrnqi_nz_1): Use {%;} after repz.
231 (*cmpstrnqi_nz_rex_1): Likewise.
232 (*cmpstrnqi_1): Likewise.
233 (*cmpstrnqi_rex_1): Likewise.
234 (*strlenqi_1): Use {%;} after repnz.
235 (*strlenqi_rex_1): Likewise.
236 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
237 (*sync_compare_and_swap<mode>): Likewise.
238 (sync_double_compare_and_swap<mode>): Likewise.
239 (*sync_double_compare_and_swapdi_pic): Likewise.
240 (sync_old_add<mode>): Likewise.
241 (sync_add<mode>): Likewise.
242 (sync_sub<mode>): Likewise.
243 (sync_<code><mode>): Likewise.
245 2010-05-17 Martin Jambor <mjambor@suse.cz>
247 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
248 otr_token and polymorphic.
249 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
250 (cgraph_clone_edge): Copy the above fields.
251 * tree.c (get_binfo_at_offset): New function.
252 * tree.h (get_binfo_at_offset): Declare.
253 * ipa-prop.h (enum jump_func_type): Added known_type jump function
254 type, reordered items, updated comments.
255 (union jump_func_value): Added base_type field, reordered fields.
256 (enum ipa_lattice_type): Moved down in the file.
257 (struct ipa_param_descriptor): New field polymorphic.
258 (ipa_is_param_polymorphic): New function.
259 * ipa-prop.c: Include gimple.h and gimple-fold.h.
260 (ipa_print_node_jump_functions): Print known type jump functions.
261 (compute_complex_pass_through): Renamed to...
262 (compute_complex_assign_jump_func): this.
263 (compute_complex_ancestor_jump_func): New function.
264 (compute_known_type_jump_func): Likewise.
265 (compute_scalar_jump_functions): Create known type and complex ancestor
267 (ipa_note_param_call): New parameter polymorphic, set the corresponding
268 flag in the call note accordingly.
269 (ipa_analyze_call_uses): Renamed to...
270 (ipa_analyze_indirect_call_uses): this. New parameter target, define
271 variable var only in the block where it is used.
272 (ipa_analyze_virtual_call_uses): New function.
273 (ipa_analyze_call_uses): Likewise.
274 (combine_known_type_and_ancestor_jfs): Likewise.
275 (update_jump_functions_after_inlining): Implemented handling of a
276 number of new jump function types combination.
277 (print_edge_addition_message): Removed.
278 (make_edge_direct_to_target): New function.
279 (try_make_edge_direct_simple_call): Likewise.
280 (try_make_edge_direct_virtual_call): Likewise.
281 (update_call_notes_after_inlining): Renamed to...
282 (update_indirect_edges_after_inlining): this. Moved edge creation for
283 indirect calls to try_make_edge_direct_simple_call, also calls
284 try_make_edge_direct_virtual_call for virtual calls.
285 (ipa_print_node_params): Changed the header message.
286 (ipa_write_jump_function): Stream also known type jump functions.
287 (ipa_read_jump_function): Likewise.
288 (ipa_write_indirect_edge_info): Stream new fields in
289 cgraph_indirect_call_info.
290 (ipa_read_indirect_edge_info): Likewise.
291 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
294 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
296 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
298 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
300 * tree.h (CALL_EXPR_ARGS): Delete.
301 (call_expr_arglist): Delete.
302 * tree.c (call_expr_arglist): Delete.
303 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
304 targetm.fold_builtin.
305 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
306 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
307 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
308 arglist parameter. Use CALL_EXPR_ARG.
309 (picochip_expand_builtin_3op): Likewise.
310 (picochip_expand_builtin_2opvoid): Likewise.
311 (picochip_expand_array_get): Likewise.
312 (picochip_expand_array_put): Likewise.
313 (picochip_expand_array_testport): Likewise.
314 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
316 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
318 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
319 than TREE_VALUE and TREE_CHAIN.
320 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
321 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
324 2010-05-17 Jakub Jelinek <jakub@redhat.com>
327 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
328 to have no fallthru edge.
331 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
332 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
333 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
334 add BARRIER after previous bb if needed.
336 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
338 * tree.c (build_function_type_list_1): Remove bogus assert condition.
340 2010-05-17 Alan Modra <amodra@gmail.com>
342 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
343 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
344 with copy_reg rtx param.
345 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
346 Correct cases where code for ABI_V4 did not initialise the reg
347 used to access frame. Also leave frame_reg_rtx as sp for large
348 frames that save no regs.
350 2010-05-17 Martin Jambor <mjambor@suse.cz>
353 * tree-sra.c (create_access_replacement): New parameter rename, mark
354 the replaement for renaming only when it is true.
355 (get_access_replacement): Pass true in the rename parameter of
356 create_access_replacement.
357 (get_unrenamed_access_replacement): New function.
358 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
359 replacement declaration from it.
361 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
363 * function.c (try_fit_stack_local, add_frame_space): New static
365 (assign_stack_local_1): Use them. Look for opportunities to use
366 space previously wasted on alignment.
367 * function.h (struct frame_space): New.
368 (struct rtl_data): Add FRAME_SPACE_LIST member.
369 * reload1.c (something_was_spilled): New static variable.
371 (reload): Test it in addition to testing if the frame size changed.
373 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
375 * config/s390/s390.c: Define sane prefetch settings and activate
376 flag_prefetch_loop_arrays on -O3.
377 * config/s390/s390.h: Declare that read can use write prefetch.
379 2010-05-17 Jakub Jelinek <jakub@redhat.com>
381 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
384 2010-05-16 Jan Hubicka <jh@suse.cz>
386 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
387 function body; do not check stdarg field of struct function.
389 2010-05-16 Jan Hubicka <jh@suse.cz>
391 * cgraph.c (dump_cgraph_node): Dump versionable flag.
392 * cgraph.h (cgraph_local_info): Add versionable flag.
393 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
394 (ipcp_versionable_function_p): Use it.
395 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
398 2010-05-16 Jan Hubicka <jh@suse.cz>
400 * cgraph.c (cgraph_clone_node): Take decl argument and insert
401 clone into hash when it is different from orig.
402 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
403 * cgraph.h (cgraph_clone_node): Update prototype.
404 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
405 (lto_cgraph_encoder_delete): Delete body map.
406 (lto_cgraph_encoder_size): Move to header.
407 (lto_cgraph_encoder_encode_body_p,
408 lto_set_cgraph_encoder_encode_body): New.
409 (lto_output_node): Do not take written_decls argument; output clone_of
411 (add_node_to): Add include_body_argument; call
412 lto_set_cgraph_encoder_encode_body on master of the clone.
413 (add_references): Update use of add_node_to.
414 (compute_ltrans_boundary): Likewise.
415 (output_cgraph): Do not create written_decls bitmap.
416 (input_node): Take nodes argument; stream in clone_of correctly.
417 (input_cgraph_1): Update use of input_node.
418 * lto-streamer-out.c (lto_output): Use encoder info to decide
419 what bodies to output.
420 * ipa-inline.c (cgraph_clone_inlined_nodes,
421 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
422 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
423 (lto_cgraph_encoder_size): Define here.
424 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
427 2010-05-16 Richard Guenther <rguenther@suse.de>
429 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
431 * ipa-type-escape.c (gate_type_escape_vars): Run when
432 -fipa-struct-reorg runs.
433 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
434 * common.opt (fipa-type-escape): Remove.
436 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
438 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
439 (decode_options): Likewise.
440 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
442 2010-05-16 Jan Hubicka <jh@suse.cz>
444 * ipa.c (function_and_variable_visibility): Also bring local all
447 2010-05-16 Richard Guenther <rguenther@suse.de>
449 * alias.c (nonoverlapping_memrefs_p): Remove use of
450 IPA type-escape information.
452 2010-05-16 Joseph Myers <joseph@codesourcery.com>
454 * c-common.c (c_common_reswords): Add _Static_assert for C.
455 * c-parser.c (c_token_starts_declaration,
456 c_parser_next_token_starts_declaration,
457 c_parser_static_assert_declaration_no_semi,
458 c_parser_static_assert_declaration): New.
459 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
460 Handle static assertions if static_assert_ok.
461 (c_parser_external_declaration, c_parser_declaration_or_fndef,
462 c_parser_compound_statement_nostart, c_parser_label,
463 c_parser_for_statement, c_parser_objc_methodprotolist,
464 c_parser_omp_for_loop): All callers of
465 c_parser_declaration_or_fndef changed.
466 (c_parser_struct_declaration): Handle static assertions.
467 (c_parser_compound_statement_nostart): Use
468 c_parser_next_token_starts_declaration and
469 c_token_starts_declaration to detect start of declarations.
470 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
473 2010-05-16 Anatoly Sokolov <aesok@post.ru>
475 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
476 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
477 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
478 TARGET_FUNCTION_VALUE_REGNO_P): Define.
479 (mmix_function_outgoing_value): Rename to...
480 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
481 (mmix_function_value_regno_p): Make static.
482 (mmix_libcall_value): New function.
483 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
484 mmix_function_value_regno_p): Remove declaration.
486 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
488 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
489 BUILT_IN_ALLOCA if stack checking is enabled.
491 2010-05-16 Richard Guenther <rguenther@suse.de>
493 * var-tracking.c (vars_copy_1): Inline ...
494 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
495 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
496 (variable_merge_over_cur): Adjust. Merge asserts.
497 (variable_merge_over_src): Likewise.
498 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
499 (variable_post_merge_new_vals): Merge asserts.
500 (variable_post_merge_perm_vals): Likewise.
501 (find_mem_expr_in_1pdv): Likewise.
502 (dataflow_set_different_value): Remove.
503 (onepart_variable_different_p): Merge asserts.
504 (variable_different_p): Likewise.
505 (dataflow_set_different_1): Inline ...
506 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
507 (emit_notes_for_differences_1): Merge asserts.
509 2010-05-16 Richard Guenther <rguenther@suse.de>
511 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
512 * optabs.c (libfunc_decl_hash): Likewise.
513 * varasm.c (emutls_decl): Likewise.
515 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
517 * c-decl.c: Don't include gimple.h.
518 (merge_decls): Do not copy gimple_body.
520 2010-05-15 Jason Merrill <jason@redhat.com>
522 * c.opt: Add -fnothrow-opt.
524 2010-05-15 Jan Hubicka <jh@suse.cz>
526 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
528 * passes.c (ipa_write_summaries): Write all analyzed nodes.
530 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
532 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
533 * Makefile.in: Add it.
534 Fix all other Makefile dependencies for changes below.
535 * tree.h: Include it instead of defining VEC primitives here.
536 * gimple.h: Likewise.
538 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
539 * except.h: Include vecir.h, break dependence on tree.h.
541 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
543 * tree-iterator.c: ...to here.
544 * tree-iterator.h: Fix file introduction comment. Add extern markers.
546 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
548 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
549 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
550 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
551 tree-mudflap.h, and target.h.
552 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
553 predict.h, tree-inline.h, gimple.h, and langhooks.h.
554 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
555 Add FIXME for why gimple.h is still included (should be unnecessary
556 since GCC 4.5 gimplification unit-at-a-time).
557 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
558 * c-pragma.c: Add FIXME for why function.h needs to be included just
559 for cfun, at front-end level.
560 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
561 Do not include ggc.h, but include vecprim.h for VEC(char).
562 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
563 Explain why target.h is included.
564 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
565 Explain why gimple.h is included.
566 * c-ppoutput.c: Do not include tm.h.
567 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
568 * c-parses.c: Explain why rtl.h is included, and that this (and only
569 this) is also why tm.h must be included.
570 Do not include except.h.
571 * c-lang.c: Do not include ggc.h.
573 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
575 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
577 2010-05-15 Joseph Myers <joseph@codesourcery.com>
579 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
580 unions by default if those structs and unions have no tags. Do
581 not condition anonymous struct and unions handling on flag_iso.
582 Allow anonymous structs and unions for C1X.
583 (finish_struct): Do not diagnose lack of named fields when
584 anonymous structs and unions present for C1X. Accept flexible
585 array members in structure with anonymous structs or unions but no
586 directly named fields.
587 * doc/extend.texi (Unnamed Fields): Update.
589 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
591 * gimple.h (compare_field_offset): Rename into...
592 (gimple_compare_field_offset): ...this.
593 * gimple.c (compare_field_offset): Rename into...
594 (gimple_compare_field_offset): ...this. Compare the full access if
595 the offset is self-referential.
596 (gimple_types_compatible_p): Adjust for above renaming.
597 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
598 DECL_NONADDRESSABLE_P flag of fields before merging them.
600 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
602 * tree.h (ctor_to_list): Delete.
603 * tree.c (ctor_to_list): Delete.
605 2010-05-15 Jan Hubicka <jh@suse.cz>
607 * ipa-reference.c: Include toplev.h
608 (is_proper_for_analysis): Only add to all_module_statics
610 (write_node_summary_p, stream_out_bitmap,
611 ipa_reference_write_optimization_summary,
612 ipa_reference_read_optimization_summary): New.
613 (struct ipa_opt_pass_d pass_ipa_reference): Add
614 optimization summary streaming.
615 * lto-cgraph.c (referenced_from_this_partition_p,
616 reachable_from_this_partition_p): New functions.
617 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
618 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
619 * opts.c (decode_options): Enable ipa_reference.
620 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
621 * lto-streamer.h (referenced_from_this_partition_p,
622 reachable_from_this_partition_p): Declare.
624 2010-05-15 Richard Guenther <rguenther@suse.de>
626 PR tree-optimization/44038
627 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
628 taking the address of a V_C_E of a constant.
630 2010-05-14 Jan Hubicka <jh@suse.cz>
632 * tree.h (memory_identifier_string): Remove.
633 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
634 (ipa_reference_global_vars_info_d): Remove statics_not_read and
636 (ipa_reference_optimization_summary_d): New structure.
637 (ipa_reference_optimization_summary_t): New type and vector.
638 (ipa_reference_vars_info_d): Embedd structures instead of using
640 (reference_vars_to_consider): Remove out of GGC space.
641 (module_statics_escape): Remove.
642 (global_info_obstack): Rename to ...
643 (optimization_summary_obstack): ... this one.
644 (initialization_status_t): Remove.
645 (memory_identifier_string): Remove.
646 (get_reference_vars_info): Fix indenting.
647 (set_reference_vars_info): Likewise.
648 (get_reference_optimization_summary): New.
649 (set_reference_optimization_summary): New.
650 (get_global_reference_vars_info): Remove.
651 (ipa_reference_get_read_global): Remove.
652 (ipa_reference_get_written_global): Remove.
653 (ipa_reference_get_not_read_global): Update.
654 (ipa_reference_get_not_written_global): Update.
655 (is_proper_for_analysis): Outlaw addressable.
656 (propagate_bits): Update for new datastructures.
657 (analyze_variable): Remove.
658 (init_function_info): Update for new datastructures.
659 (clean_function_local_data): Remove.
660 (clean_function): Remove.
661 (copy_global_bitmap): Use optimizations_summary_obstack.
662 (duplicate_node_data): Duplicate optimization summary only.
663 (remove_node_data): Remove optimization summary only.
664 (generate_summary): Do not analyze variables; do not compute
665 module_statics_escape; do not prune solutions by it.
666 (read_write_all_from_decl): Fix typos in comments.
667 (propagate): Doscover readonly and nonaddressable first;
668 update for new datastructures; share global bitmaps.
669 * ipa-reference.h (ipa_reference_get_read_global,
670 ipa_reference_get_written_global): Remove.
671 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
672 * Makefile.in: Remove ipa-refereference from GT files.
674 2010-05-14 Jakub Jelinek <jakub@redhat.com>
677 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
678 for all SYMBOL_REF_DECLs.
680 2010-05-14 Jan Hubicka <jh@suse.cz>
682 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
683 (varpool_all_refs_explicit_p): New inline function.
684 * ipa-reference.c: Update comment.
685 (module_statics_written): Remove.
686 (get_static_decl): Remove.
687 (ipa_init): Do not initialize module_statics_written.
688 (analyze_function): Likewise.
689 (generate_summary): Likewise; do not compute module_statics_readonly
690 and do not update variable flags.
691 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
692 * ipa.c: Inlucde flags.h
693 (cgraph_local_node_p): New.
694 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
695 promote functions to local.
696 (ipa_discover_readonly_nonaddressable_vars): New function.
697 (function_and_variable_visibility): Use cgraph_local_node_p.
698 * varpool.c (varpool_finalize_decl): Set force_output for
699 DECL_PRESERVE_P vars.
701 2010-05-14 Jan Hubicka <jh@suse.cz>
703 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
705 2010-05-14 Richard Guenther <rguenther@suse.de>
707 PR tree-optimization/44119
708 * tree-ssa-pre.c (eliminate): Properly mark replacement of
709 a PHI node necessary.
711 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
713 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
715 2010-05-14 Jason Merrill <jason@redhat.com>
718 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
719 (gimple_call_set_nothrow): New.
720 * gimple.c (gimple_build_call_from_tree): Call it.
721 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
724 * gimplify.c (gimplify_seq_add_stmt): No longer static.
725 * gimple.h: Declare it.
726 * gimple.c (gimple_build_eh_filter): No ops.
728 2010-05-14 Jan Hubicka <jh@suse.cz>
730 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
731 nodes already in queue.
732 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
735 2010-05-14 Jakub Jelinek <jakub@redhat.com>
738 * cfgexpand.c (expand_debug_expr): If non-memory op0
739 has BLKmode, return NULL.
741 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
743 * config.gcc: Add support for --with-cpu option for bdver1.
744 * config/i386/i386.h (TARGET_BDVER1): New macro.
745 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
746 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
747 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
748 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
749 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
750 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
751 (processor_type): Add PROCESSOR_BDVER1.
752 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
753 processor_type in config/i386/i386.h.
754 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
755 movaps <reg, reg> instead of movapd <reg, reg> when replacing
756 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
757 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
758 to emit packed xor instead of packed double/packed integer
759 xor for SSE and AVX when moving a zero value.
760 * config/i386/sse.md: Add check for
761 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
762 movapd/movdqa for SSE and AVX.
763 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
764 single logical operations i.e and, or and xor instead of packed double
765 logical operations for SSE and AVX.
766 * config/i386/i386-c.c (ix86_target_macros_internal):
767 Add PROCESSOR_BDVER1.
768 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
769 (has_fma4, has_xop): New.
770 * config/i386/i386.c (bdver1_cost): New variable.
771 (m_BDVER1): New macro.
772 (m_AMD_MULTIPLE): Add m_BDVER1.
773 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
774 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
775 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
776 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
777 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
778 x86_tune_sse_partial_reg_dependency,
779 x86_tune_sse_unaligned_load_optimal,
780 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
781 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
782 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
783 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
784 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
785 Enable/disable for bdver1.
786 (processor_target_table): Add bdver1_cost.
787 (cpu_names): Add bdver1.
788 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
789 processor_alias_table.
790 (ix86_expand_vector_move_misalign): Change.
791 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
792 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
793 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
794 of movupd/movdqu for SSE and AVX.
795 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
796 (ix86_tune_adjust_cost): Add code for bdver1.
797 (standard_sse_constant_opcode): Add check for
798 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
799 of packed double xor for SSE and AVX.
801 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
803 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
806 2010-05-14 Tristan Gingold <gingold@adacore.com>
808 * toplev.c (default_debug_hooks): Remove this variable.
809 (process_options): Remove assignments to default_debug_hooks.
811 2010-05-14 Martin Jambor <mjambor@suse.cz>
813 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
814 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
815 * langhooks.h (struct lang_hooks_for_decls): Removed field
817 * tree.c (free_lang_data): Remove assignment to
818 lang_hooks.fold_obj_type_ref.
819 * tree.def (OBJ_TYPE_REF): Update comment.
821 2010-05-14 Richard Guenther <rguenther@suse.de>
823 PR tree-optimization/44124
824 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
826 2010-05-14 Alan Modra <amodra@gmail.com>
829 * config/rs6000/rs6000.c (struct machine_function): Reorder
830 fields for better packing. Add lr_save_state.
831 (rs6000_ra_ever_killed): Return lr_save_state if set.
832 (rs6000_emit_eh_reg_restore): Set lr_save_state.
834 2010-05-13 Jan Hubicka <jh@suse.cz>
836 * varpool.c (decide_is_variable_needed): Drop code checking
837 TREE_SYMBOL_REFERENCED.
839 2010-05-13 Jan Hubicka <jh@suse.cz>
841 * final.c (output_addr_const): Do not call mark_decl_referenced.
842 * cgraphunit.c (process_function_and_variable_attributes): Use
843 mark_needed_node dirrectly.
844 (assemble_thunk): Do not call mark_decl_referenced.
846 2010-05-13 Anatoly Sokolov <aesok@post.ru>
848 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
850 2010-05-13 Jeff Law <law@redhat.com>
852 * ira-conflicts.c (print_allocno_conflicts): New function broken out
854 (print_conflicts): Call print_allocno_conflicts.
856 2010-05-13 Jakub Jelinek <jakub@redhat.com>
859 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
862 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
864 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
865 t-mingw-w64 or t-mingw-w32 for multilib configuration.
866 * config/i386/t-mingw-w32: New.
867 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
869 2010-05-13 Martin Jambor <mjambor@suse.cz>
871 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
873 * gimple-fold.c (get_base_binfo_for_type): New function.
874 (gimple_get_relevant_ref_binfo): Likewise.
875 (gimple_fold_obj_type_ref_known_binfo): Likewise.
876 (gimple_fold_obj_type_ref): Likewise.
877 (fold_gimple_call): Simplify condition for folding virtual calls
878 and call gimple_fold_obj_type_ref.
879 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
880 (gimple_fold_obj_type_ref_known_binfo): Likewise.
882 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
884 * config/rs6000/rs6000-protos.h
885 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
886 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
887 (rs6000_debug_mode_dependent_address)
888 (rs6000_mode_dependent_address_ptr): Likewise.
890 2010-05-13 Jakub Jelinek <jakub@redhat.com>
893 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
895 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
896 * tree-sra.c (create_access_replacement): Call unshare_expr before
897 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
898 * dwarf2out.c: Include tree-flow.h.
899 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
900 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
901 Handle DW_OP_bit_piece.
902 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
903 construct_piece_list, adjust_piece_list): New functions.
904 (add_var_loc_to_decl): Handle SRA optimized variables.
905 Adjust for var_loc_note to loc field renaming.
906 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
907 in VAR_LOCATION note.
908 (new_loc_descr_op_bit_piece): New function.
909 (dw_sra_loc_expr): New function.
910 (dw_loc_list): Use it. Don't handle the last range after the
911 loop, handle it inside of the loop. Adjust for var_loc_note
912 to loc field renaming.
913 (add_location_or_const_value_attribute): Only special case
914 single entry loc lists if loc is NOTE_P. Adjust for
915 var_loc_note to loc field renaming.
916 (dwarf2out_var_location): Don't set newloc->var_loc_note
917 and newloc->next here.
919 2010-05-12 Jan Hubicka <jh@suse.cz>
921 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
923 * cgraph.h (cgraph_only_called_directly_p,
924 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
925 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
926 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
928 * ipa.c (cgraph_remove_unreachable_nodes): Use
929 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
931 * tree-inline.c (copy_bb): Check address_taken flag.
932 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
933 externally_visible flag.
935 2010-05-12 Jason Merrill <jason@redhat.com>
939 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
940 * sdbout.c (plain_type_1): Likewise.
941 * dwarf2out.c (is_base_type): Likewise.
942 (gen_type_die_with_usage): Likewise. Generate
943 DW_TAG_unspecified_type for any LANG_TYPE.
945 2010-05-12 Jan Hubicka <jh@suse.cz>
947 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
949 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
950 (cgraph_clone_edge): Update.
951 (cgraph_node_remove_callees): Remove indirect calls too.
952 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
953 (cgraph_create_indirect_edge): Update prototype.
954 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
955 is_proper_for_analysis.
956 (add_new_function, visited_nodes, function_insertion_hook_holder,
957 get_local_reference_vars_info, mark_address_taken, mark_address,
958 mark_load, mark_store, check_asm_memory_clobber, check_call,
959 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
960 (ipa_init): Do not initialize visited_nodes;
961 function_insertion_hook_holder.
962 (analyze_variable): Rewrite.
963 (analyze_function): Rewrite.
964 (copy_local_bitmap): Remove.
965 (duplicate_node_dat): Do not duplicate local info.
966 (generate_summary): Simplify to only walk cgraph.
967 (write_node_summary_p, ipa_reference_write_summary,
968 ipa_reference_read_summary): Remove.
969 (propagate): Do not remove function insertion;
971 (pass_ipa_reference): NULLify summary handling fields.
972 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
973 (input_edge): Input ecf_flags.
974 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
975 (update_indirect_edges_after_inlining): Ignore edges with unknown
978 2010-05-12 Sriraman Tallam <tmsriram@google.com>
980 * implicit-zee.c: New file.
981 * tree-pass.h (pass_implicit_zee): Declare.
982 * passes.c (init_optimization_passes): Add zee pass.
983 * common.opt (fzee): New flag.
984 * timevar.def (TV_ZEE): Define.
985 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
987 * Makefile.in (implicit-zee.o): Add new build file.
989 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
990 Nathan Froyd <froydnj@codesourcery.com>
992 * c-common.c (sync_resolve_params): Remove write-only variable.
994 2010-05-12 Anatoly Sokolov <aesok@post.ru>
996 * target.h (struct gcc_target): Add mode_dependent_address_p field.
997 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
998 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
999 * targhooks.c (default_mode_dependent_address_p): New function.
1000 * targhooks.h (default_mode_dependent_address_p): Declare function.
1001 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1002 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1003 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1004 target hook. Change return type to bool.
1005 * recog.h: (mode_dependent_address_p): Change return type to bool.
1007 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1008 Nathan Froyd <froydnj@codesourcery.com>
1010 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1011 build_function_type_2, build_function_type_3): Remove.
1012 (mudflap_init): Use build_function_type_list.
1014 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1015 Nathan Froyd <froydnj@codesourcery.com>
1017 * coverage.c (build_fn_info_value): Call build_constructor instead of
1018 build_constructor_from_list.
1019 (build_ctr_info_value): Likewise.
1020 (build_gcov_info): Likewise.
1022 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1024 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1025 resultant constructor.
1026 (build_constructor_single): Don't set TREE_CONSTANT.
1027 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1029 2010-05-12 Jan Hubicka <jh@suse.cz>
1031 * cgraph.h (struct varpool_node): Add aux.
1032 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1033 * varpool.c (varpool_remove_node): Do not remove initializer.
1034 (varpool_reset_queue): Export.
1035 (varpool_finalize_decl): Volatile vars are forced to be output.
1036 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1038 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1039 process_references, varpool_can_remove_if_no_refs): New functions.
1040 (cgraph_remove_unreachable_nodes): Handle variables too.
1042 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1045 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1047 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1050 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1051 change value of ORT_TASK.
1052 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1053 (omp_notice_threadprivate_variable): New function.
1054 (omp_notice_variable): Call it for threadprivate variables.
1055 If enclosing ctx is a task, print enclosing task rather than
1056 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1057 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1058 if task has untied clause.
1061 * dwarf2out.c (base_type_die): Don't add name attribute here.
1062 (modified_type_die): Instead of sizetype use
1063 its underlying original type. If a DW_TAG_base_type doesn't
1064 have name added, add __unknown__.
1065 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1066 always call force_type_die instead.
1068 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1070 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1071 for __stack_chk_guard.
1073 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1075 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1076 don't call start_source_file debug hook here...
1077 (finish_options): ... but here, after outputting predefined and
1078 command line defines and undefs.
1081 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1083 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1084 optimizing away empty bb with no successors, move over its
1085 footer chain to fallthru predecessor.
1086 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1087 (rtl_split_edge): For asm goto call patch_jump_insn even if
1088 splitting fallthru edge.
1091 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1092 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1093 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1094 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1098 * c-parser.c (c_parser_expression): Mark LHS of a comma
1099 expression as read if it is a decl, handled component or
1100 COMPOUND_EXPR with that on the RHS.
1101 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1102 if it is a decl or handled component.
1104 2010-05-11 Jan Hubicka <jh@suse.cz>
1106 * lto-symtab.c (lto_symtab_free): New function.
1107 * lto-streamer.h (lto_symtab_free): Declare.
1109 2010-05-11 Jan Hubicka <jh@suse.cz>
1111 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1112 that if function is needed it is reachable.
1113 (lto_output_node): See if it the function is reachable or referenced.
1114 (output_cgraph): Update call of lto_output_node.
1115 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1117 2010-05-11 Jan Hubicka <jh@suse.cz>
1119 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1122 2010-05-11 Jan Hubicka <jh@suse.cz>
1124 PR tree-optimize/44063
1125 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1127 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1129 (estimate_function_body_sizes): Compute sizes even when disregarding.
1131 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1133 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1135 2010-05-11 Jan Hubicka <jh@suse.cz>
1137 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1138 into every boundary.
1140 2010-05-11 Jan Hubicka <jh@suse.cz>
1142 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1144 2010-05-11 Jan Hubicka <jh@suse.cz>
1146 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1147 lto_streamer_cache_delete): Put nodes into heap.
1148 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1151 2010-05-11 Jan Hubicka <jh@suse.cz>
1153 * cgraphbuild.c (cgraph_rebuild_references): New.
1154 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1156 * cgraph.h (cgraph_rebuild_references): Declare.
1157 * tree-inline.c (tree_function_versioning): Use it.
1158 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1160 2010-05-11 Jan Hubicka <jh@suse.cz>
1162 * cgraph.c: Include ipa-utils.h
1163 (cgraph_create_virtual_clone): Update references.
1164 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1166 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1168 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1169 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1172 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1174 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1176 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1178 * gcc.c (execute): For -### don't quote arguments that
1179 contain just alphanumerics and _/-. characters.
1180 * doc/invoke.texi: Document that change for -###.
1183 * df-problems.c (struct dead_debug): Add to_rescan field.
1184 (dead_debug_init): Clear to_rescan field.
1185 (dead_debug_finish): Rescan all debug insns in to_rescan
1186 bitmap and free the bitmap.
1187 (dead_debug_insert_before): Instead of rescanning debug insns
1188 immediately queue their rescanning until dead_debug_finish.
1189 (df_note_bb_compute): After dead_debug_add do continue instead
1192 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1195 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1196 clear also INSN_REG_USE_LIST.
1198 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1200 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1202 2010-05-10 Jan Hubicka <jh@suse.cz>
1204 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1207 2010-05-10 Jan Hubicka <jh@suse.cz>
1209 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1211 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1212 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1213 (lto_streamer_cache_create): Init alloc pool.
1214 (lto_streamer_cache_delete): Free alloc pool.
1215 * lto-streamer.h: Include alloc pool.
1216 (lto_streamer_cache_d): Use alloc pool.
1217 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1219 2010-05-10 Jan Hubicka <jh@suse.cz>
1221 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1222 * cgraphbuild.c: Include except.h
1223 (record_type_list, record_eh_tables): New function.
1224 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1226 2010-05-10 Jan Hubicka <jh@suse.cz>
1228 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1229 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1232 2010-05-10 Michael Matz <matz@suse.de>
1234 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1235 (can_reassociate_p): Use FLOAT_TYPE_P.
1236 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1237 (vect_force_simple_reduction): ... this.
1238 * tree-parloops.c (gather_scalar_reductions): Use
1239 vect_force_simple_reduction.
1240 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1241 vect_is_simple_reduction, add modify argument, if true rewrite
1242 "a-b" into "a+(-b)".
1243 (vect_is_simple_reduction, vect_force_simple_reduction): New
1245 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1247 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1248 Vladimir Makarov <vmakarov@redhat.com>
1250 PR rtl-optimization/44012
1251 * ira-build.c (remove_unnecessary_allocnos): Nullify
1252 regno_allocno_map of the removed allocno.
1254 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1256 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1258 * configure: Regenerate.
1260 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1262 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1264 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1265 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1267 * configure: Regenerate.
1269 2010-05-10 Richard Guenther <rguenther@suse.de>
1271 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1272 marked if the entry identifier is marked.
1274 2010-05-10 Richard Guenther <rguenther@suse.de>
1276 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1277 (handle_fnspec_attribute): New function.
1278 * gimple.h (gimple_call_return_flags): Declare.
1279 (gimple_call_arg_flags): Likewise.
1280 * gimple.c (gimple_call_arg_flags): New function.
1281 (gimple_call_return_flags): Likewise.
1282 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1284 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1286 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1287 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1289 (make_heapvar_for): ... this new function.
1290 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1291 (handle_lhs_call): Likewise.
1292 (find_func_aliases): Adjust.
1294 2010-05-10 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/44050
1297 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1299 2010-05-10 Wei Guozhi <carrot@google.com>
1302 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1304 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1307 * c-typeck.c (lookup_field): Take a type directly. Update
1309 (build_component_ref): Update call to lookup_field.
1310 (set_init_label): Use lookup_field to find initialized field.
1311 Handle returned list of fields like a sequence of designators.
1313 2010-05-09 Richard Guenther <rguenther@suse.de>
1316 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1317 handle &FUNCTION_DECL.
1319 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1322 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1323 structures and unions recursively.
1324 (detect_field_duplicates): Move duplicate detection with a hash to
1325 detect_field_duplicates_hash. Always use a hash if anonymous
1326 structures or unions are present.
1327 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1330 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1333 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1334 detect Atom, Core 2 and Core i7.
1336 2010-05-09 Richard Guenther <rguenther@suse.de>
1338 * gcc.c (store_arg): Handle temporary file deletion for
1341 2010-05-09 Richard Guenther <rguenther@suse.de>
1344 * ipa-inline.c (estimate_function_body_sizes): Return after
1345 disregarding inline limits.
1347 2010-05-09 Richard Guenther <rguenther@suse.de>
1349 * gcc.c (store_arg): Revert last change.
1351 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1354 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1355 (optimize_ops_list): Call it.
1357 2010-05-08 Richard Guenther <rguenther@suse.de>
1359 PR tree-optimization/44030
1360 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1361 NECESSARY flag if we propagate from a inserted expression.
1363 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1365 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1366 domain types as equal if they are both PLACEHOLDER_EXPRs.
1368 2010-05-08 Richard Guenther <rguenther@suse.de>
1370 * lto-wrapper.c (run_gcc): Remove linker output from
1371 command line for LTRANS invocation.
1373 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1375 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1376 lto-macho as lto_binary_reader.
1377 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1378 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1379 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1380 in lto_start and lto_end calls.
1381 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1383 (scan_prog_file): Update is_elf_or_coff call.
1384 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1386 * collect2.c (main): Fix enum comparison.
1388 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1390 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1391 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1392 and TARGET_ASM_LTO_END.
1393 * darwin.c: Include obstack.h and lto-streamer.h.
1394 (lto_section_names_offset, lto_section_names_obstack,
1395 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1397 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1398 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1399 to a temporary file.
1400 (darwin_asm_lto_end): New function. Restore asm_out_file.
1401 (darwin_asm_named_section): For LTO sections, replace the name with
1402 the offset of the section name in a string table, and build this
1404 (darwin_file_start): Initialize global vars for LTO support.
1405 (darwin_file_end): If output to asm_out_file was redirected, append it
1406 to the proper asm_out_file here. Add the section names section.
1408 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1410 * c-pragma.c (pending_weak_d, pending_weak): New.
1411 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1412 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1413 handle_pragma_weak): Update the uses of pending_weaks.
1415 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1417 PR documentation/44016
1418 * doc/standards.texi (Standards): Link to unversioned
1419 cxx0x_status.html page.
1421 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1424 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1425 in addition to TREE_USED, to avoid "set but unused" warnings.
1427 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1429 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1430 (is_loop_prefetching_profitable): Do not insert prefetches
1431 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1432 times the prefetch ahead distance.
1434 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1436 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1437 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1438 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1441 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1443 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1444 a diagnostic info when the insn-to-mem ratio is too small.
1446 2010-05-07 Richard Guenther <rguenther@suse.de>
1448 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1450 (store_arg): Queue temp_filename for deletion instead of
1453 2010-05-07 Richard Guenther <rguenther@suse.de>
1455 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1456 (run_gcc): Handle LTRANS phase invocation.
1457 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1459 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1461 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1462 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1464 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1466 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1468 2010-05-07 Richard Guenther <rguenther@suse.de>
1470 PR tree-optimization/44020
1471 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1472 code when PRE is not yet initialized.
1474 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1476 * config/mips/dbxmdebug.h: Remove.
1477 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1479 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1481 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1482 with null pointer and also warn about ordered comparison of zero with
1485 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1487 * graphite-blocking.c
1488 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1489 * graphite-clast-to-gimple.c
1490 (clast_to_gcc_expression): Same.
1491 (precision_for_value): Same.
1492 (precision_for_interval): Same.
1493 (gcc_type_for_interval): Same.
1494 (graphite_create_new_guard): Same.
1495 (compute_bounds_for_level): Same.
1496 (graphite_create_new_loop_guard): Same.
1497 * graphite-interchange.c
1498 (build_linearized_memory_access): Same.
1499 (pdr_stride_in_loop): Same.
1500 (memory_strides_in_loop_1): Same.
1501 (memory_strides_in_loop): Same.
1502 (extend_scattering): Same.
1503 (psct_scattering_dim_for_loop_depth): Same.
1504 (pbb_number_of_iterations): Same.
1506 (debug_iteration_domains): Same.
1508 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1509 (ppl_set_inhomogeneous_gmp): Same.
1510 (ppl_strip_loop): Same.
1511 (ppl_lexico_compare_linear_expressions): Same.
1512 (ppl_read_polyhedron_matrix): Same.
1513 (ppl_max_for_le_pointset): Same.
1515 (ppl_read_polyhedron_matrix): Same.
1516 (tree_int_to_gmp): Same.
1517 (gmp_cst_to_tree): Same.
1518 (ppl_set_inhomogeneous): Same.
1519 (ppl_set_inhomogeneous_tree): Same.
1520 (ppl_set_coef): Same.
1521 (ppl_set_coef_tree): Same.
1522 * graphite-sese-to-poly.c
1523 (build_pbb_scattering_polyhedrons): Same.
1524 (build_scop_scattering): Same.
1525 (scan_tree_for_params_right_scev): Same.
1526 (scan_tree_for_params): Same.
1527 (find_params_in_bb): Same.
1528 (find_scop_parameters): Same.
1529 (add_upper_bounds_from_estimated_nit): Same.
1530 (build_loop_iteration_domains): Same.
1531 (add_condition_to_domain): Same.
1532 (pdr_add_memory_accesses): Same.
1534 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1536 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1537 CLooG's value_* macros to their respective mpz_* counterparts.
1538 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1539 (graphite_create_new_loop_guard): Same.
1540 * graphite-interchange.c (build_linearized_memory_access): Same.
1541 (pdr_stride_in_loop): Same.
1542 (memory_strides_in_loop_1): Same.
1543 (1st_interchange_profitable_p): Same.
1544 * graphite-poly.c (extend_scattering): Same.
1545 (psct_scattering_dim_for_loop_depth): Same.
1546 (pbb_number_of_iterations): Same.
1547 (pbb_number_of_iterations_at_time): Same.
1548 * graphite-poly.h (new_1st_loop): Same.
1549 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1550 (oppose_constraint): Same.
1551 (insert_constraint_into_matrix): Same.
1552 (ppl_set_inhomogeneous_gmp): Same.
1553 (ppl_set_coef_gmp): Same.
1554 (ppl_strip_loop): Same.
1555 (ppl_lexico_compare_linear_expressions): Same.
1556 (ppl_max_for_le_pointset): Same.
1557 (ppl_min_for_le_pointset): Same.
1558 (ppl_build_realtion): Same.
1559 * graphite-ppl.h (gmp_cst_to_tree): Same.
1560 (ppl_set_inhomogeneous): Same.
1561 (ppl_set_inhomogeneous_tree): Same.
1562 (ppl_set_coef): Same.
1563 (ppl_set_coef_tree): Same.
1564 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1565 (build_scop_scattering): Same.
1566 (add_value_to_dim): Same.
1567 (scan_tree_for_params_right_scev): Same.
1568 (scan_tree_for_params_int): Same.
1569 (scan_tree_for_params): Same.
1570 (find_params_in_bb): Same.
1571 (find_scop_parameters): Same.
1572 (add_upper_bounds_from_estimated_nit): Same.
1573 (build_loop_iteration_domains): Same.
1574 (create_linear_expr_from_tree): Same.
1575 (add_condition_to_domain): Same.
1576 (pdr_add_memory_accesses): Same.
1578 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1579 Jason Merrill <jason@redhat.com>
1581 * c-common.c (c_common_reswords): Add nullptr.
1582 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1583 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1584 (gen_type_die_with_usage): Likewise.
1585 * dbxout.c (dbxout_type): Likewise.
1586 * sdbout.c (plain_type_1): Likewise.
1588 2010-05-06 Jason Merrill <jason@redhat.com>
1590 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1591 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1593 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1595 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1596 stripping WITH_SIZE_EXPR.
1597 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1600 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1602 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1603 list of obsolete configurations.
1604 Disabled check for obsolete configurations.
1605 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1606 Removed support for previous versions.
1607 * config/mips/iris.h: Removed.
1608 * config/mips/iris5.h: Removed.
1609 * config/mips/iris6.h: Merged old iris.h contents.
1610 (TARGET_IRIX): Removed.
1611 (DRIVER_SELF_SPECS): Removed mabi=32.
1612 (IDENT_ASM_OP): Removed undef.
1613 (STARTFILE_SPEC): Removed mabi=32.
1614 (ENDFILE_SPEC): Likewise.
1615 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1616 (MACHINE_TYPE): Update for IRIX 6.5.
1617 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1618 TARGET_IRIX by TARGET_IRIX6.
1619 (mips_file_start): Likewise.
1620 (mips_output_external): Remove IRIX 5/6 O32 support.
1621 (mips_output_function_prologue): Likewise.
1622 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1624 (TARGET_CPU_CPP_BUILTINS): Likewise.
1625 (TARGET_IRIX): Removed.
1626 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1627 (MULTILIB_DIRNAMES): Removed 32.
1628 (MULTILIB_OSDIRNAMES): Removed ../lib.
1629 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1630 (Specific, mips-sgi-irix5): Document removal.
1631 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1632 Remove references to older IRIX 6 releases and the O32 ABI.
1634 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1637 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1638 instead of DF_REF_REAL_REG.
1640 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1643 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1644 handling to still return true for x64 targets.
1646 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1648 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1650 2010-05-06 Jan Hubicka <jh@suse.cz>
1652 PR tree-optimization/43791
1653 * ipa-inline.c (update_caller_keys): Remove bogus
1654 disregard_inline_limits check.
1656 2010-05-06 Michael Matz <matz@suse.de>
1658 PR tree-optimization/43984
1659 * tree-ssa-pre.c (inserted_phi_names): Remove.
1660 (inserted_exprs): Change to bitmap.
1661 (create_expression_by_pieces): Set bits, don't append to vector.
1662 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1663 (eliminate): Don't look at inserted_phi_names, remove deleted
1664 insns from inserted_exprs.
1665 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1666 (init_pre, fini_pre): Allocate and free bitmaps.
1667 (execute_pre): Insert insns on edges before elimination.
1669 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1671 * tree.c (initializer_zerop): Handle STRING_CST.
1673 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1676 * doc/invoke.texi (Wimplicit): Document as C only.
1677 * opts.c (common_handle_option): Add argument kind.
1678 (handle_option): Rename as read_cmdline_option. Factor out code to...
1679 (handle_option): ... here. New.
1680 (handle_options): Rename as read_cmdline_options.
1681 (decode_options): Update call.
1682 (set_option): Use option index instead of option pointer. Classify
1683 diagnostics correctly.
1684 (enable_warning_as_error): Call handle_option.
1685 * opts.h (set_option): Update declaration.
1686 (handle_option): Declare.
1687 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1688 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1689 * c-opts.c (set_Wimplicit): Delete.
1690 (c_family_lang_mask): New static constant.
1691 (c_common_handle_option): Add argument kind. Use handle_option
1692 instead of set_Wimplicit.
1693 (c_common_post_options): warn_implicit and warn_implicit_int
1694 are disabled by default.
1695 * c-common.c (warn_implicit): Do not define here.
1696 * c-common.h (warn_implicit): Do not declare here.
1697 (c_common_handle_option): Update declaration.
1698 * lto-opts.c (lto_reissue_options): Update call to set_option.
1700 2010-05-06 Richard Guenther <rguenther@suse.de>
1702 PR tree-optimization/43571
1703 * domwalk.c (walk_dominator_tree): Walk the dominator
1704 sons in more optimal order.
1706 2010-05-06 Richard Guenther <rguenther@suse.de>
1708 PR tree-optimization/43934
1709 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1710 (stmt_cost): Likewise.
1711 (extract_true_false_args_from_phi): New helper.
1712 (determine_max_movement): For PHI nodes verify we can hoist them
1713 and compute their cost.
1714 (determine_invariantness_stmt): Handle PHI nodes.
1715 (move_computations_stmt): Likewise. Hoist PHI nodes in
1716 if-converted form using COND_EXPRs.
1717 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1718 (tree_ssa_lim): Likewise.
1719 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1720 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1722 2010-05-06 Richard Guenther <rguenther@suse.de>
1724 PR tree-optimization/43987
1725 * tree-ssa-structalias.c (could_have_pointers): For possibly
1726 address-taken variables force pointers to be recorded.
1727 (create_variable_info_for_1): Likewise.
1728 (push_fields_onto_fieldstack): Pass in wheter all fields
1730 (find_func_aliases): Query types instead of vars whether
1731 they contain pointers where appropriate.
1733 2010-05-06 Jan Hubicka <jh@suse.cz>
1735 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1736 (record_reference, mark_address, mark_load, mark_store): Record
1738 (record_references_in_initializer): Update call of record_references.
1739 (rebuild_cgraph_edges): Remove all references before rebuiding.
1740 * cgraph.c (cgraph_create_node): Clear ref list.
1741 (cgraph_remove_node): Remove references.
1742 (dump_cgraph_node): Dump references.
1743 (cgraph_clone_node): Clone references.
1744 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1745 (struct cgraph_node, varpool_node): Add ref_lst.
1746 * ipa-ref.c: New file.
1747 * ipa-ref.h: New file.
1748 * ipa-ref-inline.h: New file.
1749 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1750 (referenced_from_other_partition_p): New function.
1751 (lto_output_varpool_node): Take set arugment; call
1752 referenced_from_other_partition.
1753 (lto_output_ref): New.
1754 (add_references): New.
1756 (output_cgraph): Compute boundary based on references; output refs.
1757 (output_varpool): Accept cgraph_node_set argument.
1760 (input_cgraph): Call input_refs.
1761 * lto-section-in.c (lto_section_name): Add refs.
1762 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1763 (ipa-ref.o): New file.
1764 * varpool.c (varpool_node): Clear ipa ref list.
1765 (varpool_remove_node): Remove references.
1766 (dump_varpool_node): Dump references.
1767 (varpool_assemble_decl): Only compile finalized ones.
1768 (varpool_extra_name_alias): Initialize ref list.
1769 * lto-streamer.c (lto-get_section_name): Add .refs section.
1770 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1771 (referenced_from_other_partition_p): Declared.
1773 2010-05-06 Ira Rosen <irar@il.ibm.com>
1775 PR tree-optimization/43901
1776 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1777 type is not NULL if it's transformation phase, and return
1778 FALSE if it's analysis.
1779 (vectorizable_conversion, vectorizable_operation,
1780 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1782 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1784 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1786 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1788 * config/mips/mips-protos.h
1789 (mips_small_register_classes_for_mode_p): Delete prototype.
1791 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1793 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1794 * config/arm/arm.c (multiple_operation_profitable_p,
1795 compute_offset_order): New static functions.
1796 (load_multiple_sequence, store_multiple_sequence): Use them.
1797 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1798 memory offsets, not register numbers.
1799 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1801 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1803 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1804 (get_pending_sizes, put_pending_size, put_pending_sizes):
1805 Update the uses of pending_sizes.
1806 * c-decl.c (store_parm_decls): Likewise.
1807 * c-tree.h (struct c_arg_info): Likewise.
1808 * tree.h: Update the prototype for get_pending_sizes and
1811 2010-05-05 Jason Merrill <jason@redhat.com>
1814 * c-common.c (handle_aligned_attribute): Respect
1815 ATTR_FLAG_TYPE_IN_PLACE.
1818 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1819 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1820 (TARGET_INITIALIZER): Use it.
1821 * c-common.c (attribute_takes_identifier_p): Call it.
1822 * c-common.h: Update prototype.
1823 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1824 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1826 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1829 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1830 DW_ID_down_case for Fortran compilation units.
1832 2010-05-05 Jan Hubicka <jh@suse.cz>
1834 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1837 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1839 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1840 a variable-sized RESULT_DECL.
1842 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1844 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1846 2010-05-05 Jason Merrill <jason@redhat.com>
1849 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1851 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1853 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1854 Jakub Jelinek <jakub@redhat.com>
1857 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1858 (dead_debug_init, dead_debug_finish): New functions.
1859 (dead_debug_add, dead_debug_insert_before): Likewise.
1860 (df_note_bb_compute): Initialize a dead_debug object, add dead
1861 debug uses to it, insert debug bind insns before death insns,
1862 reset debug insns that refer to pending uses at the end.
1863 * rtl.h (make_debug_expr_from_rtl): New prototype.
1864 * varasm.c (make_debug_expr_from_rtl): New function.
1866 2010-05-05 Jan Hubicka <jh@suse.cz>
1868 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1869 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1870 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1871 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1872 lto_varpool_encoder_encode_initializer_p,
1873 lto_set_varpool_encoder_encode_initializer): New functions.
1874 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1875 call output_varpool.
1876 (input_varpool_node): Do not always set analyzed.
1877 (input_cgraph_1): Return vector of cgraph nodes.
1878 (input_varpool_1): Return vector of varpools.
1879 (input_cgraph): Free the vectors.
1880 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1881 output only initializers needed.
1882 (lto_output): Only call output_cgraph.
1883 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1884 * lto-section-out.c (lto_new_out_decl_state): Initialize
1885 state->varpool_node_encoder.
1886 * lto-streamer.h (lto_varpool_encoder_d): New.
1887 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1888 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1889 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1890 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1891 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1893 (output_varpool, input_varpool): Remove declarations.
1895 2010-05-05 Jan Hubicka <jh@suse.cz>
1897 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1898 with body can prevail.
1900 2010-05-05 Jan Hubicka <jh@suse.cz>
1902 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1905 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1907 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1909 * gengtype.h (erro_at_line): Constify pos argument.
1911 * gengtype.c: Include hashtab.h.
1912 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1913 (error_at_line): Constify pos argument.
1914 (do_typedef): Initialize p->opt field.
1915 (get_file_gtfilename): Fix comment typo.
1916 (struct walk_type_data): Constify line field.
1917 (get_output_file_for_structure): New function.
1918 (write_local_func_for_structure): Constify orig_s argument.
1919 Use get_output_file_for_structure.
1920 (write_func_for_structure): Use get_output_file_for_structure.
1921 (INDENT): New define.
1922 (dump_pair, dump_type, dump_type_list, dump_typekind)
1923 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1924 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1926 (seen_types): New variable.
1927 (main): New variable do_dump. Process "-d" command line option.
1928 Call dump_everything if dump requested.
1930 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1932 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1933 in a temporary instead of invoking the macro multiple times.
1934 (track_expr_p): Likewise.
1936 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1938 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1940 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1941 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1942 conditions for printing notes.
1943 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1944 true, update documentation.
1945 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1947 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1950 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1953 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1956 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1957 (*sse_prologue_save_insn1): Likewise.
1958 (SSE prologue save splitter): Likewise.
1960 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1962 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1963 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1964 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1965 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1966 all decls. Call it on DECL_FIELD_OFFSET of fields.
1967 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1968 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1970 2010-05-04 Martin Jambor <mjambor@suse.cz>
1972 * tree-sra.c (build_access_from_expr_1): The first parameter type
1973 changed to simple tree.
1974 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1975 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1977 (build_accesses_from_assign): Removed all parameters except for a
1978 simple gimple statement. Now returns a simple bool.
1979 (scan_function): All non-analysis parts moved to separate functions
1980 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1981 parameters and updated both callers.
1982 (sra_modify_expr): Removed parameter data.
1983 (sra_modify_function_body): New function.
1984 (perform_intra_sra): Call sra_modify_function_body to modify the
1986 (replace_removed_params_ssa_names): Parameter data changed into
1988 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1989 changed the parameter dont_convert to convert with the opposite
1991 (sra_ipa_modify_assign): Parameter data changed into adjustments
1992 vector, return value changed to bool.
1993 (ipa_sra_modify_function_body): New function.
1994 (sra_ipa_reset_debug_stmts): Updated a comment.
1995 (modify_function): Use ipa_sra_modify_function_body to modify function
1998 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2001 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2002 (canon_true_dependence): Likewise.
2003 (write_dependence_p): Likewise.
2005 2010-05-04 Jan Hubicka <jh@suse.cz>
2007 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2008 * cgraphbuild.c: Include ipa-utils.h
2009 (record_reference_ctx): New struct.
2010 (record_reference): Simplify to work on initializers; not statements.
2011 (mark_address, mark_load, mark_store): New.
2012 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2014 (record_references_in_initializer): Update use of record_reference.
2015 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2018 2010-05-04 Jan Hubicka <jh@suse.cz>
2020 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2021 node will be removed anyway.
2022 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2023 relink aliases of node into prevailing node.
2024 * varpool.c (varpool_remove_node): Remove aliases properly;
2025 when removing node, remove all its aliases too; remove DECL_INITIAL
2026 of removed node; ggc_free the varpool node.
2028 2010-05-04 Richard Guenther <rguenther@suse.de>
2030 PR tree-optimization/43879
2031 * tree-ssa-structalias.c (alias_get_name): Use
2032 DECL_ASSEMBLER_NAME if available.
2033 (create_function_info_for): Return the varinfo node.
2034 (ipa_pta_execute): Associate same-body aliases and extra names
2035 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2037 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2039 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2041 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2044 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2045 only if HONOR_REG_ALLOC_ORDER is not defined.
2047 2010-05-04 Richard Guenther <rguenther@suse.de>
2049 PR tree-optimization/43949
2050 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2053 2010-04-26 Jason Merrill <jason@redhat.com>
2055 * c.opt (-fstrict-enums): New.
2056 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2058 2010-05-03 David Ung <davidu@mips.com>
2059 James E. Wilson <wilson@codesourcery.com>
2061 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2062 emit the trap instruction before the divide for TUNE_74K.
2064 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2066 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2067 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2068 based on the above, for new target hook.
2070 * hooks.c (hook_bool_mode_true): New generic hook.
2071 * hooks.h (hook_bool_mode_true): Add prototype.
2073 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2075 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2076 target hook, set to hook_bool_mode_false.
2077 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2078 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2079 with targetm.small_register_classes_for_mode_p.
2080 (find_reusable_reload): Likewise.
2081 (combine_reloads): Likewise.
2082 * reload1.c (reload_as_needed): Likewise.
2083 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2084 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2085 dead_or_predicable): Likewise.
2086 * regmove.c (optimize_reg_copy_1): Likewise.
2087 * calls.c (prepare_call_address): Likewise.
2088 (precompute_register_parameters): Likewise.
2090 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2092 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2093 implementation of the hook that considers all register classes
2094 small except for SH64.
2095 (sh_override_options): Use the new hook.
2096 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2099 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2101 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2102 implementation of the hook that considers all register classes
2104 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2107 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2109 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2110 implementation of the hook that considers all register classes
2112 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2115 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2117 * config/m32c/m32c.h: Likewise.
2118 * config/pdp11/pdp11.h: Likewise.
2119 * config/avr/avr.h: Likewise.
2120 * config/xtensa/xtensa.h: Likewise.
2121 * config/m68hc11/m68hc11.h: Likewise.
2122 * config/mn10300/mn10300.h: Likewise.
2123 * config/mcore/mcore.h: Likewise.
2124 * config/h8300/h8300.h: Likewise.
2125 * config/bfin/bfin.h: Likewise.
2127 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2128 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2130 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2132 * double-int.h (tree_to_double_int): Remove macro.
2133 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2134 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2135 (tree_to_double_int): New function.
2136 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2138 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2140 2010-05-03 Richard Guenther <rguenther@suse.de>
2142 PR tree-optimization/43971
2143 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2144 constraints in the !flag_delete_null_pointer_checks case.
2146 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2149 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2150 result mode matches original rtl mode.
2152 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2155 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2157 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2160 when processing flag options.
2162 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2164 * gcov-iov.c (main): Change format string placeholder
2165 from %#08x to 0x%08x.
2166 * genchecksum.c (dosum): Change format string placeholder
2167 from %#02x to 0x%02x.
2169 2010-05-02 Richard Guenther <rguenther@suse.de>
2171 PR tree-optimization/43879
2172 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2174 2010-05-02 Bruno Haible <bruno@clisp.org>
2176 * doc/extend.texi (Function Attributes): Fix a typo.
2178 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2181 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2182 placeholder from 0x%x to %#x.
2183 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2184 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2185 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2186 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2187 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2188 * config/i386/i386.c (ix86_target_string): Ditto.
2189 * config/i386/i386.c (output_pic_addr_const): Ditto.
2190 (print_operand): Ditto.
2192 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2194 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2195 placeholder from 0x%x to %#x.
2196 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2197 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2198 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2199 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2200 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2201 * optc-gen.awk: Ditto.
2202 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2203 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2204 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2205 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2207 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2209 * target.h (struct calls): Add function_value_regno_p field.
2210 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2211 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2212 * targhooks.c (default_function_value_regno_p): New function.
2213 * targhooks.h (default_function_value_regno_p): Declare function.
2214 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2215 * builtins.c. (apply_result_size): (Ditto.).
2216 * combine.c. (likely_spilled_retval_p): (Ditto.).
2217 * mode-switching.c. Include 'target.h'.
2218 (create_pre_exit): Use function_value_regno_p hook.
2219 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2220 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2221 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2223 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2224 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2225 (ix86_function_value_regno_p): Declare as static, change argument
2226 type to const unsigned int.
2227 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2229 2010-05-01 Richard Guenther <rguenther@suse.de>
2231 PR tree-optimization/43949
2232 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2234 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2236 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2238 * rtl.h (CONST_DOUBLE_P): Define.
2239 (rtx_to_double_int): Declare.
2240 * emit-rtl.c (rtx_to_double_int): New function.
2241 * dwarf2out.c (insert_double): New function.
2242 (loc_descriptor, add_const_value_attribute): Clean up, use
2243 rtx_to_double_int and insert_double functions.
2245 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2247 * doc/extend.texi (Inline): Add missing return keyword to examples.
2248 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2251 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2253 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2254 the variable part of the offset as well. Use highest_pow2_factor for
2255 all alignment checks.
2257 2010-04-30 Richard Guenther <rguenther@suse.de>
2259 PR tree-optimization/43879
2260 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2263 2010-04-30 Jan Hubicka <jh@suse.cz>
2265 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2267 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2269 2010-04-30 Jan Hubicka <jh@suse.cz>
2271 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2273 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2274 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2275 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2276 cgraph_node_set_needs_ltrans_p): Remove.
2278 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2280 * sdbout.c: Include vec.h, do not include varray.h.
2281 (deferred_global_decls, sdbout_global_decl,
2282 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2283 * toplev.c: Do not include varray.h.
2284 (dump_memory_report): Do not dump VARRAY statistics.
2285 * gengtype.c (open_base_file): Ignore varray.h.
2286 * Makefile.in: Update for abovementioned changes.
2287 Remove all traces of varray.c and varray.h.
2288 * varray.c: Remove file.
2289 * varray.h: Remove file.
2291 2010-04-30 Jan Hubicka <jh@suse.cz>
2293 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2296 2010-04-30 Jan Hubicka <jh@suse.cz>
2298 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2301 2010-04-30 Richard Guenther <rguenther@suse.de>
2303 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2304 constraints for CONSTRUCTOR.
2306 2010-04-30 Richard Guenther <rguenther@suse.de>
2309 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2310 first after all lowering passes.
2312 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2314 * toplev.c: Include varray.h for statistics dumping.
2315 * tree.h: Do not declare varray_head_tag.
2316 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2317 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2318 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2319 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2320 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2321 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2322 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2323 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2325 * Makefile.in: Update for abovementioned changes.
2327 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2330 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2332 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2334 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2335 Use this function to do machine-specific conversion.
2336 (picochip_legitimize_reload_address): Likewise.
2337 (picochip_legitimate_address_p): Check valid base register only if
2339 (picochip_check_conditional_copy): Check for modw only if opnd is
2341 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2342 to call the function in c.
2343 * config/picochip/picochip-protos.h
2344 (picochip_legitimize_reload_address): Define.
2345 * config/picochip/picochip.md (supported_compare1): Define.
2347 2010-04-30 Jan Hubicka <jh@suse.cz>
2349 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2350 (cgraph_global_info): Remove inlined.
2351 (LTO_cgraph_tag_names): Remove.
2352 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2353 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2354 simplify cgraph tags and document.
2355 (lto_output_node): Use only LTO_cgraph_unavail_node and
2356 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2357 for_functions_valid, global info, process and output flags.
2358 (input_overwrite_node): Initialize estimated stack size and
2359 estimated growth. Do not read flags we no longer store.
2360 (input_node): Likewise do not read info no longer stored.
2361 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2364 2010-04-30 Richard Guenther <rguenther@suse.de>
2366 PR tree-optimization/43879
2367 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2368 handle non-zero initializers.
2370 2010-04-30 Richard Guenther <rguenther@suse.de>
2372 * builtins.c (fold_builtin_1): Delete free (0).
2374 2010-04-29 Jan Hubicka <jh@suse.cz>
2376 * gengtype.c (open_base_files): Add lto-streamer.h
2377 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2378 (pass_ipa_cp): GGC collect.
2379 * toplev. (compile_file): Do not output symbols.
2380 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2381 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2382 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2383 * lto-section-in.c: Include ggc.h
2384 (lto_new_in_decl_state): Alloc in GGC.
2385 (lto_delete_in_decl_state): Likewise.
2386 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2389 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2392 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2393 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2394 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2395 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2396 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2397 account only if HONOR_REG_ALLOC_ORDER is not defined.
2398 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2399 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2401 2010-04-29 Jon Grant <04@jguk.org>
2403 * collect2.c (vflag): Change type from int to bool.
2405 (helpflag): New global bool.
2406 (main): Set vflag and debug with boolean, not integer truth values.
2407 Accept new "--help" option and output usage text if found.
2408 * collect2.h (vflag): Update prototype.
2411 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2414 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2416 2010-04-29 Richard Guenther <rguenther@suse.de>
2419 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2420 with ATTRIBUTE_UNUSED.
2422 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2425 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2426 INSN_P with NONDEBUG_INSN_P.
2427 (distance_non_agu_define): Likewise.
2428 (distance_agu_use): Likewise.
2430 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2432 From Dominique d'Humieres <dominiq@lps.ens.fr>
2434 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2437 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2439 * plugin.h (invoke_plugin_callbacks): New inline function.
2440 * plugin.c (flag_plugin_added): New global flag.
2441 (add_new_plugin): Initialize above flag.
2442 (invoke_plugin_callbacks): Rename to ...
2443 (invoke_plugin_callbacks_full): ... this.
2445 2010-04-28 Jan Hubicka <jh@suse.cz>
2447 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2448 (lto_varpool_replace_node): New.
2449 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2450 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2451 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2452 * cgraph.h (varpool_node_ptr): New type.
2453 (varpool_node_ptr): New vector.
2454 (varpool_node_set_def): New structure.
2455 (varpool_node_set): New type.
2456 (varpool_node_set): New vector.
2457 (varpool_node_set_element_def): New structure.
2458 (varpool_node_set_element, const_varpool_node_set_element): New types.
2459 (varpool_node_set_iterator): New type.
2460 (varpool_node): Add prev pointers, add used_from_other_partition,
2462 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2463 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2464 varpool_get_node, varpool_remove_node): Declare.
2465 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2466 varpool_node_set_size): New inlines.
2467 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2468 * tree-pass.h (varpool_node_set_def): Forward declare.
2469 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2470 (ipa_write_optimization_summaries): Update prototype.
2471 * ipa-cp.c (ipcp_write_summary): Update.
2472 * ipa-reference.c (ipa_reference_write_summary): Update.
2473 * lto-cgraph.c (lto_output_varpool_node): New static function.
2474 (output_varpool): New function.
2475 (input_varpool_node): New static function.
2476 (input_varpool_1): New function.
2477 (input_cgraph): Input varpool.
2478 * ipa-pure-const.c (pure_const_write_summary): Update.
2479 * lto-streamer-out.c (lto_output): Update, output varpool too.
2480 (write_global_stream): Kill WPA hack.
2481 (produce_asm_for_decls): Update.
2482 (output_alias_pair_p): Handle variables.
2483 (output_unreferenced_globals): Output only needed partition of varpool.
2484 * ipa-inline.c (inline_write_summary): Update.
2485 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2487 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2488 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2489 varpool_node_set_new, varpool_node_set_add,
2490 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2491 debug_varpool_node_set): New functions.
2492 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2493 (execute_one_pass): Process new decls too.
2494 (ipa_write_summaries_2): Pass around vsets.
2495 (ipa_write_summaries_1): Likewise.
2496 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2498 (ipa_write_optimization_summaries_1): Pass around vsets.
2499 (ipa_write_optimization_summaries): Likewise.
2500 * varpool.c (varpool_get_node): New.
2501 (varpool_node): Update doubly linked lists.
2502 (varpool_remove_node): New.
2503 (dump_varpool_node): More dumping.
2504 (varpool_enqueue_needed_node): Update doubly linked lists.
2505 (decide_is_variable_needed): Kill ltrans hack.
2506 (varpool_finalize_decl): Kill lto hack.
2507 (varpool_assemble_decl): Skip decls in other partitions.
2508 (varpool_assemble_pending_decls): Update doubly linkes lists.
2509 (varpool_empty_needed_queue): Likewise.
2510 (varpool_extra_name_alias): Likewise.
2511 * lto-streamer.c (lto_get_section_name): Add vars section.
2512 * lto-streamer.h (lto_section_type): Update.
2513 (output_varpool, input_varpool): Declare.
2515 2010-04-28 Mike Stump <mikestump@comcast.net>
2517 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2519 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2521 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2522 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2523 (lto_input_ts_type_tree_pointers): Likewise.
2524 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2525 (lto_output_ts_type_tree_pointers): Likewise.
2527 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2529 Uniquization of constants at the Tree level
2530 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2531 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2533 (tree_output_constant_def): Declare.
2534 * gimplify.c (gimplify_init_constructor): When using block copy, first
2535 uniquize the constant constructor on the RHS.
2536 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2537 DECL_IN_CONSTANT_POOL flag.
2538 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2539 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2541 (assemble_variable): Deal with symbols belonging to the tree constant
2543 (get_constant_section): Add ALIGN parameter and simplify.
2544 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2545 (assemble_constant_contents): Use the expression of the VAR_DECL.
2546 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2547 (tree_output_constant_def): New global function.
2548 (mark_constant): Use the expression of the VAR_DECL.
2549 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2551 (output_object_block): Likewise and assemble the expression.
2553 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2555 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2556 hash_tree, eq_tree): New tree hash table.
2557 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2558 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2559 lto_orig_address_remove): Reimplement.
2561 2010-04-28 Xinliang David Li <davidxl@google.com>
2564 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2565 (compute_uninit_opnds_pos): New function.
2566 (is_non_loop_exit_postdominating): New function.
2567 (compute_control_dep_chain): New function.
2568 (find_pdom): New function.
2569 (convert_control_dep_chain_into_preds): New function.
2570 (find_predicates): New function.
2571 (find_control_equiv_block): New function.
2572 (collect_phi_def_edges): New function.
2573 (find_def_preds): New function.
2574 (find_dom): New function.
2575 (dump_predicates): New function.
2576 (get_cmp_code): New function.
2577 (is_value_included_in): New function.
2578 (find_matching_predicate_in_rest_chains): New function.
2579 (use_pred_not_overlap_with_undef_path_pred): New function.
2580 (is_use_properly_guarded): New function.
2581 (normalize_cond_1): New function.
2582 (is_and_or_or): New function.
2583 (normalize_cond): New function.
2584 (is_gcond_subset_of): New function.
2585 (is_subset_of_any): New function.
2586 (is_or_set_subset_of): New function.
2587 (is_and_set_subset_of): New function.
2588 (is_norm_cond_subset_of): New function.
2589 (is_pred_expr_subset_of): New function.
2590 (is_pred_chain_subset_of): New function.
2591 (is_included_in): New function.
2592 (is_superset_of): New function.
2593 (find_uninit_use): New function.
2594 (warn_uninitialized_phi): New function.
2595 (compute_possibly_undefined_names): New function.
2596 (ssa_undefined_value_p): New function.
2597 (execute_late_warn_uninitialized): New function.
2598 * tree-ssa.c (ssa_undefined_value_p): Removed.
2599 (warn_uninit): Changed to extern.
2600 (warn_uninitialized_phi): Removed.
2601 (warn_uninitialized_vars): Changed to extern.
2602 (execute_late_warn_uninitialized): Removed
2603 * tree-flow.h: Add new prototypes.
2604 * timevar.def: Add new time variable.
2605 * Makefile.in: Add new build file.
2607 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2609 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2612 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2615 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2617 2010-04-28 Martin Jambor <mjambor@suse.cz>
2619 * cgraph.h (struct cgraph_node): New field indirect_calls.
2620 (struct cgraph_indirect_call_info): New type.
2621 (struct cgraph_edge): Removed field indirect_call. New fields
2622 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2623 (cgraph_create_indirect_edge): Declare.
2624 (cgraph_make_edge_direct): Likewise.
2625 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2626 * ipa-prop.h (struct ipa_param_call_note): Removed.
2627 (struct ipa_node_params): Removed field param_calls.
2628 (ipa_create_all_structures_for_iinln): Declare.
2629 * cgraph.c: Described indirect edges and uids in initial comment.
2630 (cgraph_add_edge_to_call_site_hash): New function.
2631 (cgraph_edge): Search also among the indirect edges, use
2632 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2633 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2634 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2636 (initialize_inline_failed): Assign a reason to indirect edges.
2637 (cgraph_create_edge_1): New function.
2638 (cgraph_create_edge): Moved some functionality to
2639 cgraph_create_edge_1.
2640 (cgraph_create_indirect_edge): New function.
2641 (cgraph_edge_remove_callee): Add an assert checking for
2643 (cgraph_edge_remove_caller): Special-case indirect edges.
2644 (cgraph_remove_edge): Likewise.
2645 (cgraph_set_edge_callee): New function.
2646 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2647 (cgraph_make_edge_direct): New function.
2648 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2649 the declaration of the call statement matches.
2650 (cgraph_node_remove_callees): Special-case indirect edges.
2651 (cgraph_clone_edge): Likewise.
2652 (cgraph_clone_node): Clone also the indirect edges.
2653 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2654 indirect_call, dump count of indirect_calls edges.
2655 * ipa-prop.c (iinlining_processed_edges): New variable.
2656 (ipa_note_param_call): Create indirect edges instead of
2657 creating notes. New parameter node.
2658 (ipa_analyze_call_uses): New parameter node, pass it on to
2659 ipa_note_param_call.
2660 (ipa_analyze_stmt_uses): Likewise.
2661 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2662 (print_edge_addition_message): Work on edges rather than on notes.
2663 (update_call_notes_after_inlining): Likewise, renamed to
2664 update_indirect_edges_after_inlining.
2665 (ipa_create_all_structures_for_iinln): New function.
2666 (ipa_free_node_params_substructures): Do not free notes.
2667 (ipa_edge_duplication_hook): Propagate bits within
2668 iinlining_processed_edges bitmap.
2669 (ipa_node_duplication_hook): Do not duplicate notes.
2670 (free_all_ipa_structures_after_ipa_cp): Renamed to
2671 ipa_free_all_structures_after_ipa_cp.
2672 (free_all_ipa_structures_after_iinln): Renamed to
2673 ipa_free_all_structures_after_iinln.
2674 (ipa_write_param_call_note): Removed.
2675 (ipa_read_param_call_note): Removed.
2676 (ipa_write_indirect_edge_info): New function.
2677 (ipa_read_indirect_edge_info): Likewise.
2678 (ipa_write_node_info): Do not stream notes, do stream information
2680 (ipa_read_node_info): Likewise.
2681 (lto_ipa_fixup_call_notes): Removed.
2682 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2683 * ipa-inline.c (pass_ipa_inline): Likewise.
2684 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2685 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2686 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2688 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2690 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2691 (output_cgraph): Stream also indirect edges.
2692 (lto_output_edge): Added capability to stream indirect edges.
2693 (input_edge): Likewise.
2694 (input_cgraph_1): Likewise.
2695 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2698 2010-04-28 Richard Guenther <rguenther@suse.de>
2700 PR tree-optimization/43879
2701 PR tree-optimization/43909
2702 * tree-ssa-structalias.c (struct variable_info): Add
2703 only_restrict_pointers flag.
2704 (new_var_info): Initialize it. Increment stats.total_vars here.
2705 (create_function_info_for): Do not increment stats.total_vars here.
2706 (get_function_part_constraint): Fix build with C++.
2707 (insert_into_field_list): Remove.
2708 (push_fields_onto_fieldstack): Properly merge fields.
2709 (create_variable_info_for): Split and simplify.
2710 (create_variable_info_for_1): New piece.
2711 (intra_create_variable_infos): Properly make restrict constraints
2714 2010-04-28 Richard Guenther <rguenther@suse.de>
2717 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2719 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2720 Jan Hubicka <hubicka@ucw.cz>
2722 * doc/invoke.texi (-Wsuggest-attribute=const,
2723 -Wsuggest-attribute=pure): Document.
2724 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2725 (function_always_visible_to_compiler_p,
2726 suggest_attribute, warn_function_pure, warn_function_const):
2728 (check_call): Improve debug info.
2729 (analyze_function): Do not check availability.
2730 (add_new_function): Check availability.
2731 (propagate): Output warnings.
2732 (skip_function_for_local_pure_const): New function.
2733 (local_pure_const): Use it; output warnings.
2734 * common.opt (Wsuggest-attribute=const,
2735 Wsuggest-attribute=pure): New.
2737 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2739 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2740 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2741 or DW_CFA_def_cfa_offset{,_sf}.
2743 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2745 * tree.h: Fix truncated long macros.
2747 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2749 * collect2.c (TARGET_64BIT): Redefine to target's default.
2750 * tlink.c: Likewise.
2751 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2752 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2753 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2754 for underscoring __USER_LABEL_PREFIX__.
2755 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2756 (SUB_LINK_ENTRY32): New.
2757 (SUB_LINK_ENTRY64): New.
2758 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2759 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2760 (SUB_LINK_ENTRY64): New.
2761 (SUB_LINK_ENTRY): New.
2762 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2763 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2764 x64 target is choosen.
2765 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2766 * configure: Regenerated.
2767 * configure.ac (leading-mingw64-underscores): Option added.
2769 2010-04-27 Jan Hubicka <jh@suse.cz>
2771 * doc/invoke.texi (-fipa-profile): Document.
2772 * opts.c (decode_options): Enable ipa-profile at -O1.
2773 * timevar.def (TV_IPA_PROFILE): Define.
2774 * common.opt (fipa-profile): Add.
2775 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2777 (cgraph_propagate_frequency): Handle only local ones.
2778 * tree-pass.h (pass_ipa_profile): Declare.
2779 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2780 (pass_ipa_profile): Use TV_IPA_PROFILE.
2781 * ipa.c (ipa_profile): New function.
2782 (gate_ipa_profile): Likewise.
2783 (pass_ipa_profile): New global variable.
2784 * passes.c (pass_ipa_profile): New.
2786 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2788 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2790 2010-04-27 Martin Jambor <mjambor@suse.cz>
2793 * ipa.c (dissolve_same_comdat_group_list): New function.
2794 (function_and_variable_visibility): Call
2795 dissolve_same_comdat_group_list when comdat group contains external or
2797 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2798 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2800 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2802 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2803 (const_hash_1) <VECTOR_CST>: New case.
2804 (compare_constant) <VECTOR_CST>: Likewise.
2805 <ADDR_EXPR>: Deal with LABEL_REFs.
2806 (copy_constant) <VECTOR_CST>: New case.
2808 2010-04-27 Jan Hubicka <jh@suse.cz>
2810 * cgraph.c (cgraph_propagate_frequency): New function.
2811 * cgraph.h (cgraph_propagate_frequency): Declare.
2812 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2813 cgraph_propagate_frequency.
2815 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2817 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2819 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2822 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2823 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2824 here to determine which regs to push and how much stack to reserve.
2826 2010-04-27 Jie Zhang <jie@codesourcery.com>
2828 * doc/gimple.texi (gimple_statement_with_ops): Remove
2829 addresses_taken field.
2830 (gimple_statement_with_memory_ops): Likewise.
2832 2010-04-27 Jan Hubicka <jh@suse.cz>
2834 * tree-inline.c (eni_inlining_weights): Remove.
2835 (estimate_num_insns): Special case more builtins.
2837 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2840 * c-typeck.c (build_binary_op): Move forward check for comparison
2841 pointer with null pointer constant and adjust the diagnostic message.
2843 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2846 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2847 binutils supports extended .section directive needed by LTO, or
2848 warn if older binutils found.
2849 (LTO_BINARY_READER): New AC_SUBST'd variable.
2850 (LTO_USE_LIBELF): Likewise.
2851 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2853 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2854 (LTO_USE_LIBELF): Likewise.
2855 * configure: Regenerate.
2857 * collect2.c (is_elf): Rename from this ...
2858 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2859 object files in addition to ELF-formatted ones.
2860 (scan_prog_file): Caller updated. Also allow for LTO info marker
2861 symbol to be prefixed or not by an extra underscore.
2863 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2864 * config/i386/winnt.c: Also #include lto-streamer.h
2865 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2867 (i386_pe_asm_output_aligned_decl_common): Add comment.
2868 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2870 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2873 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2874 Add missing earlyclobber for second alternative.
2876 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2878 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2879 bits for artificial defs at the top of the block.
2880 * fwprop.c (single_def_use_enter_block): Don't call it.
2882 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2885 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2886 instead of "$gcc_cv_objdump -T".
2887 Use "-undefined dynamic_lookup" on darwin.
2888 * gcc/configure: Regenerate.
2890 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2893 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2895 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2897 * c-parser.c (struct c_token): Move location field up.
2898 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2899 (struct c_declspecs): Convert typespec_word, storage_class, and
2900 default_int_p into bitfields.
2901 (struct c_declarator): Move loc field up.
2903 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2905 * cfgloop.h (struct loop): Move can_be_parallel field up.
2906 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2907 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2909 (struct iv_cand): Convert pos field into a bitfield.
2910 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2912 (struct _stmt_vec_info): Shuffle fields for better packing.
2914 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2916 * varasm.c (IN_NAMED_SECTION): Remove guard.
2917 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2918 (IN_NAMED_SECTION_P): ...this.
2919 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2920 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2922 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2924 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2925 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2926 of shadowing it. Fix comments.
2928 2010-04-26 Jan Hubicka <jh@suse.cz>
2930 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2931 (cgraph_clone_node): Copy function frequency.
2932 * cgraph.h (node_frequency): New enum
2933 (struct cgraph_node): Add.
2934 * final.c (rest_of_clean_state): Update.
2935 * lto-cgraph.c (lto_output_node): Output node frequency.
2936 (input_overwrite_node): Input node frequency.
2937 * tre-ssa-loop-ivopts (computation_cost): Update.
2938 * lto-streamer-out.c (output_function): Do not output function
2940 * predict.c (maybe_hot_frequency_p): Update and handle functions
2942 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2944 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2945 (compute_function_frequency): Set noreturn functions to be executed
2947 (choose_function_section): Update.
2948 * lto-streamer-in.c (input_function): Do not input function frequency.
2949 * function.c (allocate_struct_function): Do not initialize function
2951 * function.h (function_frequency): Remove.
2952 (struct function): Remove function frequency.
2953 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2954 (try_update): Update.
2955 * tree-inline.c (initialize_cfun): Do not update function frequency.
2956 * passes.c (pass_init_dump_file): Update.
2957 * i386.c (ix86_compute_frame_layout): Update.
2958 (ix86_pad_returns): Update.
2960 2010-04-26 Jie Zhang <jie@codesourcery.com>
2962 PR tree-optimization/43833
2963 * tree-vrp.c (range_int_cst_p): New.
2964 (range_int_cst_singleton_p): New.
2965 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2966 when both operands are constants. Use range_int_cst_p in
2969 2010-04-26 Jan Hubicka <jh@suse.cz>
2971 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2973 2010-04-26 Richard Guenther <rguenther@suse.de>
2976 * gimple.c (gimple_decl_printable_name): Deal gracefully
2977 with a NULL DECL_NAME.
2979 2010-04-26 Richard Guenther <rguenther@suse.de>
2982 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2983 if emitting debug information and it is either a function
2984 or a namespace decl.
2986 2010-04-26 Ira Rosen <irar@il.ibm.com>
2988 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2989 determine if the statement is vectorizable, and a macro to access it.
2990 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2991 Skip statements that can't be vectorized. If the analysis fails,
2992 mark the statement as unvectorizable if vectorizing basic block.
2993 (vect_compute_data_refs_alignment): Likewise.
2994 (vect_verify_datarefs_alignment): Skip statements marked as
2995 unvectorizable. Add print.
2996 (vect_analyze_group_access): Skip statements that can't be
2997 vectorized. If the analysis fails, mark the statement as
2998 unvectorizable if vectorizing basic block.
2999 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3000 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3001 generated stmts for SLP.
3002 (new_stmt_vec_info): Initialize the new field.
3003 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3004 statements marked as unvectorizable.
3006 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3008 * c-common.c (flag_isoc1x): New.
3009 (flag_isoc99): Update comment.
3010 * c-common.h (flag_isoc1x): New.
3011 (flag_isoc99): Update comment.
3012 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3013 __<type>_DECIMAL_DIG__.
3014 * c-opts.c (set_std_c1x): New.
3015 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3016 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3017 * c.opt (-std=c1x, -std=gnu1x): New options.
3018 * doc/cpp.texi: Mention -std=c1x.
3019 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3020 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3021 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3022 * doc/standards.texi: Mention C1X.
3023 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3024 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3025 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3028 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3030 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3031 placeholder from 0x%x to %#x.
3032 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3033 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3034 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3035 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3036 * config/i386/i386.c (ix86_target_string): Ditto.
3037 (output_pic_addr_const): Ditto.
3038 (print_operand): Ditto.
3040 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3042 * combine.c (find_split_point): Add third argument. Use it
3043 to find nested multiply-accumulate instructions. Adjust calls.
3044 (try_combine): Adjust call to find_split_point.
3046 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3048 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3050 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3052 PR tree-optimization/41442
3053 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3054 (fold_binary_loc): Call it.
3056 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3058 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3059 * opts.c (common_handle_option): Allow disabling it.
3060 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3062 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3064 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3065 between modes if both types are integral.
3067 2010-04-23 Richard Guenther <rguenther@suse.de>
3069 PR tree-optimization/43572
3070 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3072 2010-04-23 Richard Guenther <rguenther@suse.de>
3075 * tree-inline.c (tree_can_inline_p): Also check compatibility
3078 2010-04-23 Martin Jambor <mjambor@suse.cz>
3080 PR tree-optimization/43846
3081 * tree-sra.c (struct access): New flag grp_assignment_read.
3082 (build_accesses_from_assign): Set grp_assignment_read.
3083 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3084 (enum mark_read_status): New type.
3085 (analyze_access_subtree): Propagate grp_assignment_read, create
3086 accesses also if both direct_read and root->grp_assignment_read.
3088 2010-04-23 Martin Jambor <mjambor@suse.cz>
3091 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3092 function does not have type attributes.
3094 2010-04-23 Richard Guenther <rguenther@suse.de>
3097 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3100 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3102 * sese.h (create_if_region_on_edge): Remove.
3104 * sese.c (create_if_region_on_edge): Make static.
3106 * tree-inline.c: Do not include ggc.h.
3108 * expr.c: Do not include ggc.h.
3110 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3113 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3116 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3117 in the middle of insns for casesi_worker_2.
3119 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3121 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3123 2010-04-22 Ira Rosen <irar@il.ibm.com>
3125 PR tree-optimization/43842
3126 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3127 loop unrolling in update of exit phis. Fix comment.
3128 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3129 least two reduction statements in the loop before starting SLP
3132 2010-04-22 Nick Clifton <nickc@redhat.com>
3134 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3136 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3138 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3141 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3143 * tree-parloops.c (loop_parallel_p): New argument
3144 parloop_obstack. Pass it down.
3145 (parallelize_loops): New variable parloop_obstack. Initialize it,
3146 pass it down, free it.
3148 * tree-loop-linear.c (linear_transform_loops): Pass down
3151 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3152 of type struct obstack *.
3154 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3155 scratch_obstack. Initialize it, pass down, free it.
3157 * lambda.h (lambda_loop_new): Remove.
3158 (lambda_matrix_new, lambda_matrix_inverse)
3159 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3160 argument of type struct obstack *.
3162 * lambda-trans.c (lambda_trans_matrix_new): New argument
3163 lambda_obstack. Pass it down, use obstack allocation for ret.
3164 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3167 * lambda-mat.c (lambda_matrix_get_column)
3168 (lambda_matrix_project_to_null): Remove.
3169 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3171 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3174 * lambda-code.c (lambda_loop_new): New function.
3175 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3176 (lambda_compute_auxillary_space, lambda_compute_target_space)
3177 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3178 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3179 (build_access_matrix): New argument lambda_obstack. Use obstack
3181 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3182 argument lambda_obstack. Pass it down.
3184 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3186 * optabs.h (expand_widening_mult): Declare.
3188 2010-04-22 Richard Guenther <rguenther@suse.de>
3190 PR tree-optimization/43845
3191 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3192 lookup the CALL_EXPR function and arguments.
3194 2010-04-22 Nick Clifton <nickc@redhat.com>
3196 * config/stormy16/stormy16.c
3197 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3198 * config/stormy16/stormy16.h: Tidy up formatting.
3199 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3200 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3201 (ineqbranchsi): Delete pattern.
3202 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3203 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3204 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3205 stormy16-lib2-ucmpsi2.c.
3207 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3209 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3210 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3211 extra set merge_set_noclobber, and use it to relax the final test
3213 * df.h (df_simulate_find_noclobber_defs): Declare.
3214 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3216 (df_simulate_find_noclobber_defs): New function.
3218 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3220 * config/i386/i386.md: Use {} around multi-line preparation statements.
3222 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3224 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3225 (process_init_element): New argument of type struct obstack *.
3227 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3228 (set_init_index, set_init_label, set_nonincremental_init)
3229 (set_nonincremental_init_from_string, find_init_member)
3230 (output_init_element, output_pending_init_elements)
3231 (process_init_element): New argument braced_init_obstack. Pass it
3233 (push_range_stack, add_pending_init): New argument
3234 braced_init_obstack. Use obstack allocation.
3236 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3237 braced_init_obstack. Pass it down.
3238 (c_parser_braced_init): New variables ret, braced_init_obstack.
3239 Initialize obstack, pass it down and finally free it.
3241 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3244 * tree-pass.h (pass_optimize_widening_mul): Declare.
3245 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3246 gate_optimize_widening_mul): New static functions.
3247 (pass_optimize_widening_mul): New.
3248 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3249 <case MULT_EXPR>: Remove support for widening multiplies.
3250 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3251 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3252 simplify_gen_unary rather than directly building extensions.
3253 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3255 * expmed.c (expand_widening_mult): New function.
3256 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3258 2010-04-21 Jan Hubicka <jh@suse.cz>
3260 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3261 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3262 * lto-wpa-fixup.c: Remove.
3263 * Makefile.in (lto-wpa-fixup.o): Remove.
3264 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3265 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3266 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3268 2010-04-21 Jan Hubicka <jh@suse.cz>
3270 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3271 add write_optimization_summary, read_optimization_summary.
3272 (ipa_write_summaries_of_cgraph_node_set): Remove.
3273 (ipa_write_optimization_summaries): Declare.
3274 (ipa_read_optimization_summaries): Declare.
3275 * ipa-cp.c (pass_ipa_cp): Update.
3276 * ipa-reference.c (pass_ipa_reference): Update.
3277 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3278 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3280 * ipa-inline.c (pass_ipa_inline): Update.
3281 * ipa.c (pass_ipa_whole_program): Update.
3282 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3283 * passes.c (ipa_write_summaries_1): Do not test wpa.
3284 (ipa_write_optimization_summaries_1): New.
3285 (ipa_write_optimization_summaries): New.
3286 (ipa_read_summaries): Do not test ltrans.
3287 (ipa_read_optimization_summaries_1): New.
3288 (ipa_read_optimization_summaries): New.
3290 2010-04-21 Jan Hubicka <jh@suse.cz>
3292 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3294 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3296 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3299 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3300 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3302 2010-04-21 Jan Hubicka <jh@suse.cz>
3304 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3306 2010-04-21 Jan Hubicka <jh@suse.cz>
3308 * varpool.c (decide_is_variable_needed): Variable is always needed
3311 2010-04-21 Jan Hubicka <jh@suse.cz>
3313 * opts.c (decode_options): Enable pure-const pass for whopr.
3315 2010-04-21 Jan Hubicka <jh@suse.cz>
3317 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3318 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3320 (cgraph_decide_inlining): Do not expect callee to be removed in all
3323 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3325 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3327 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3329 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3330 amdfam10_decode attributes.
3332 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3335 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3336 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3337 (lower_copyprivate_clauses): Use private var in outer
3338 context instead of original var. Make sure the types
3339 are correct for VLAs.
3341 2010-04-21 Richard Guenther <rguenther@suse.de>
3343 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3344 to non-pointer objects.
3346 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3348 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3349 last chain entry if it starts with the still current label.
3350 (add_location_or_const_value_attribute): Check that
3351 loc_list->first->next is NULL instead of comparing ->first with ->last.
3352 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3353 to add_var_loc_to_decl.
3355 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3356 >= 4 add also address size and segment size fields into CIE header.
3358 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3359 long as address size is the same as sizeof (void *) and
3361 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3362 address size or segment size is unexpected, return DW_EH_PE_omit.
3363 (classify_object_over_fdes): If get_cie_encoding returned
3364 DW_EH_PE_omit, return -1.
3365 (init_object): If classify_object_over_fdes returned -1,
3366 pretend there were no FDEs at all.
3368 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3370 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3371 bswap{si,di}2 using SWI48 mode iterator.
3372 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3373 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3374 set modrm attribute of bswap insn to 0 and remove length attribute.
3375 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3376 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3377 set mode attribute to <MODE> and remove length attribute.
3379 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3381 PR rtl-optimization/43520
3382 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3383 zero available registers.
3385 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3387 * builtins.c (fold_builtin_cproj): Fold more cases.
3389 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3391 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3392 (fold_builtin_1): Fold builtin cproj.
3393 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3394 Use ATTR_CONST_NOTHROW_LIST.
3396 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3398 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3399 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3400 ffsi2_no_cmove for !TARGET_CMOVE.
3401 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3402 (ffssi2): Remove expander.
3403 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3405 (ctz<mode>2): Ditto from ctz{si,di}2.
3406 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3408 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3411 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3413 * dwarf2out.c (AT_linkage_name): Define.
3414 (clone_as_declaration): Handle DW_AT_linkage_name.
3415 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3416 of DW_AT_MIPS_linkage_name.
3417 (move_linkage_attr): Likewise.
3418 (dwarf2out_finish): Likewise.
3420 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3423 * fold-const.c (fold_comparison): New folding rule.
3425 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3427 * double-int.h (double_int_setbit): Declare.
3428 * double-int.c (double_int_setbit): New function.
3429 * rtl.h (immed_double_int_const): Declare.
3430 * emit-rtl.c (immed_double_int_const): New function.
3431 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3432 and immed_double_int_const functions.
3433 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3434 expand_copysign_bit): (Ditto.).
3435 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3436 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3437 * dojump.c (prefer_and_bit_test): (Ditto.).
3438 * expr.c (convert_modes, reduce_to_bit_field_precision,
3439 const_vector_from_tree): (Ditto.).
3440 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3442 2010-04-20 Jan Hubicka <jh@suse.cz>
3444 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3445 (dump_cgraph_node): Dump new flags.
3446 * cgraph.h (struct cgraph_node): Add flags
3447 reachable_from_other_partition and in_other_partition.
3448 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3449 other partition can not be removed.
3450 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3451 the other partition must be output; silence sanity checking on
3452 leaking functions bodies from other paritition.
3453 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3454 (lto_output_node): Output new flags; do not sanity check that inline
3455 clones are output; drop lto_forced_extern_inline_p code; do not mock
3456 visibility flags at partition boundaries.
3457 (add_node_to): New function.
3458 (output_cgraph): Use it to sort functions so masters appear before
3460 (input_overwrite_node): Input new flags.
3461 * passes.c (ipa_write_summaries): Do not call
3462 lto_new_extern_inline_states.
3463 * lto-section-out.c (forced_extern_inline,
3464 lto_new_extern_inline_states lto_delete_extern_inline_states,
3465 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3466 * lto-streamer.h (lto_new_extern_inline_states,
3467 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3468 lto_forced_extern_inline_p): Kill.
3470 2010-04-20 Richard Guenther <rguenther@suse.de>
3472 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3473 from vars that can have pointers.
3474 (process_constraint): Dump useless constraints.
3476 2010-04-20 Richard Guenther <rguenther@suse.de>
3478 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3479 (dump_sa_points_to_info): Remove asserts.
3480 (init_base_vars): nothing_id isn't an escape point nor does it
3483 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3485 * tree.h (TYPE_REF_IS_RVALUE): Define.
3486 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3487 should_move_die_to_comdat, prune_unused_types_walk): Handle
3488 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3489 (modified_type_die, gen_reference_type_die): Emit
3490 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3491 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3493 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3496 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3497 calls for -fpic -m31 if they have been sibcall optimized.
3499 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3501 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3502 ar.lc fixed and call-used.
3504 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3506 2010-04-19 Jan Hubicka <jh@suse.cz>
3508 * opts.c (decode_options): Disable whpr incompatible passes.
3509 * lto/lto.c (lto_1_to_1_map): Skip clones.
3510 (read_cgraph_and_symbols): Do not mark everything as needed.
3511 (do_whole_program_analysis): Do map only after optimizing;
3512 set proper cgraph_state; use passmanager.
3514 2010-04-19 DJ Delorie <dj@redhat.com>
3516 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3517 POINTER_PLUS_EXPR and fix them.
3519 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3521 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3522 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3523 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3524 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3525 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3526 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3527 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3528 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3529 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3530 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3531 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3533 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3535 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3536 (check_cond_move_block): Likewise.
3537 (cond_move_process_if_block): Likewise.
3538 (noce_find_if_block): Improve formatting.
3539 (find_if_header): Pass 0 to memset and tweak conditions.
3540 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3542 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3544 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3548 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3549 with non-local decl doesn't need chain.
3551 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3553 * ira-color.c (allocno_reload_assign): Avoid accumulating
3554 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3556 2010-04-19 Martin Jambor <mjambor@suse.cz>
3558 * gimple.h (create_tmp_reg): Declare.
3559 * gimplify.c (create_tmp_reg): New function.
3560 (gimplify_return_expr): Use create_tmp_reg.
3561 (gimplify_omp_atomic): Likewise.
3562 (gimple_regimplify_operands): Likewise.
3563 * tree-dfa.c (make_rename_temp): Likewise.
3564 * tree-predcom.c (predcom_tmp_var): Likewise.
3565 (reassociate_to_the_same_stmt): Likewise.
3566 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3567 (get_replaced_param_substitute): Likewise.
3568 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3569 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3570 * tree-ssa-pre.c (get_representative_for): Likewise.
3571 (create_expression_by_pieces): Likewise.
3572 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3573 (create_tailcall_accumulator): Likewise.
3575 2010-04-19 Martin Jambor <mjambor@suse.cz>
3577 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3579 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3581 2010-04-19 Richard Guenther <rguenther@suse.de>
3583 PR tree-optimization/43796
3584 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3585 from SCEV in the lattice.
3586 (vrp_visit_phi_node): Dump change.
3588 2010-04-19 Richard Guenther <rguenther@suse.de>
3590 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3591 * configure: Re-generated.
3593 2010-04-19 Richard Guenther <rguenther@suse.de>
3595 PR tree-optimization/43783
3596 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3597 constant ARRAY_REF operands two and three if possible.
3599 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3602 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3604 2010-04-19 Jie Zhang <jie@codesourcery.com>
3607 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3609 2010-04-19 Ira Rosen <irar@il.ibm.com>
3611 PR tree-optimization/37027
3612 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3613 and macro to access it.
3614 (vectorizable_reduction): Add argument.
3615 (vect_get_slp_defs): Likewise.
3616 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3617 statements for possible use in SLP.
3618 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3619 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3620 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3622 (vectorizable_reduction): Likewise.
3623 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3625 (vectorizable_type_demotion, vectorizable_type_promotion,
3626 vectorizable_store): Likewise.
3627 (vect_analyze_stmt): Update call to vectorizable_reduction.
3628 (vect_transform_stmt): Likewise.
3629 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3630 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3631 from different interleaving chains in same node.
3632 (vect_slp_rearrange_stmts): New function.
3633 (vect_supported_load_permutation_p): Allow load permutations for
3634 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3635 inside SLP nodes if necessary.
3636 (vect_analyze_slp_instance): Handle reductions.
3637 (vect_analyze_slp): Try to build SLP instances originating from groups
3639 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3640 (vect_get_constant_vectors): Create initial vectors for reductions
3641 according to reduction code. Add new argument.
3642 (vect_get_slp_defs): Add new argument, pass it to
3643 vect_get_constant_vectors.
3644 (vect_schedule_slp_instance): Remove SLP tree root statements.
3646 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3648 * tree.h (ENUM_IS_SCOPED): Define.
3649 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3650 for ENUM_IS_SCOPED enums.
3652 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3654 * fold-const.c (fold_comparison): Use ssizetype.
3655 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3656 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3657 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3658 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3660 * tree.h (initialize_sizetypes): Remove parameter.
3661 (build_common_tree_nodes): Remove second parameter.
3662 * stor-layout.c (initialize_sizetypes): Remove parameter.
3663 Always create an unsigned type.
3664 (set_sizetype): Assert that the passed type is unsigned and simplify.
3665 * tree.c (build_common_tree_nodes): Remove second parameter.
3666 Adjust call to initialize_sizetypes.
3667 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3668 build_common_tree_nodes.
3670 2010-04-18 Matthias Klose <doko@ubuntu.com>
3672 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3674 2010-04-18 Ira Rosen <irar@il.ibm.com>
3676 PR tree-optimization/43771
3677 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3678 load permutation doesn't have gaps.
3680 2010-04-18 Jan Hubicka <jh@suse.cz>
3682 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3683 (sse_prologue_save_insn expander): Use new pattern.
3684 (sse_prologue_save_insn1): New pattern and splitter.
3685 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3687 * i386.c (setup_incoming_varargs_64): Do not compute jump
3689 (ix86_gimplify_va_arg): Update alignment needed.
3690 (ix86_local_alignment): Do not align all local arrays to 128bit.
3692 2010-04-17 Jan Hubicka <jh@suse.cz>
3694 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3696 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3698 * arm.md (negdi2): Remove redundant code to force values into a
3701 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3703 * arm/bpabi.S: Add EABI alignment attributes to objects.
3704 * arm/bpabi-v6m.S: Likewise.
3705 * arm/crti.asm: Likewise.
3706 * arm/crtn.asm: Likewise.
3707 * arm/lib1funcs.asm: Likewise.
3708 * arm/libunwind.S: Likewise.
3710 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3712 * arm-protos.h (tune_params): New structure.
3713 * arm.c (current_tune): New variable.
3714 (arm_constant_limit): Delete.
3715 (struct processors): Add pointer to the tune parameters.
3716 (arm_slowmul_tune): New tuning option.
3717 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3718 (all_cores): Adjust to pick up the tuning model.
3719 (arm_constant_limit): New function.
3720 (arm_override_options): Select the appropriate tuning model. Delete
3721 initialization of arm_const_limit.
3722 (arm_split_constant): Use the new constant-limit model.
3723 (arm_rtx_costs): Pick up the current tuning model.
3724 * arm.md (is_strongarm, is_xscale): Delete.
3725 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3726 for Xscale variant architectures.
3727 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3729 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3731 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3733 (arm_rtx_costs_1): Remove unused variable extra_cost.
3734 (arm_unwind_emit_set): Use variable offset.
3735 (thumb1_output_casesi): Remove unused variable flags.
3737 2010-04-16 Jeff Law <law@redhat.com>
3739 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3740 needing assignment rather than doing a two-phase assignment. Remove
3741 unused variable 'm'.
3743 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3746 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3748 2010-04-16 Doug Kwan <dougkwan@google.com>
3750 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3751 (next_operand_entry_id): New static variable.
3752 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3753 (add_to_ops_vec): Assigned unique ID to operand entry.
3754 (struct oecount_s): New field ID.
3755 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3756 (undistribute_ops_list): Assign unique IDs to oecounts.
3757 (init_reassoc): reset next_operand_entry_id.
3759 2010-04-16 Doug Kwan <dougkwan@google.com>
3761 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3762 missing left parenthesis.
3764 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3766 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3767 *btdi_rex64 using SWI48 mode iterator.
3768 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3769 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3770 *jcc_btdi_mask_rex64.
3772 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3774 * double-int.h (tree_to_double_int): Convert to macro.
3775 * double-int.c (tree_to_double_int): Remove.
3777 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3780 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3781 with want_address 2 and in case a single element list might be
3782 possible, call it again with want_address 0.
3784 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3786 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3787 case 'W' print operands for HI mode.
3788 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3789 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3790 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3791 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3793 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3795 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3796 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3797 #xx:3 and #xx:4 mode.
3799 * config/h8300/h8300.md (inverted load with HImode dest): Add
3800 support for H8300SX.
3802 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3803 satisfy 'U' constraint.
3805 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3807 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3808 * configure: Regenerate.
3809 * config.in: Regenerate.
3810 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3813 2010-04-16 Richard Guenther <rguenther@suse.de>
3815 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3816 (struct tree_decl_common): ... here.
3817 (DECL_PT_UID): Adjust.
3818 (SET_DECL_PT_UID): Likewise.
3819 (DECL_PT_UID_SET_P): Likewise.
3821 2010-04-16 Richard Guenther <rguenther@suse.de>
3823 PR tree-optimization/43572
3824 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3825 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3826 * tree-flow.h (is_call_clobbered): Remove.
3827 * tree-flow-inline.h (is_call_clobbered): Likewise.
3828 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3829 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3830 (execute_return_slot_opt): Adjust.
3831 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3832 check for call clobbered vars here.
3833 (find_tail_calls): Move tailcall verification to the
3836 2010-04-16 Diego Novillo <dnovillo@google.com>
3838 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3840 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3843 * config/arm/arm.md (cbranchqi4): New pattern.
3844 * config/arm/predicates.md (const0_operand,
3845 cbranchqi4_comparison_operator): New predicates.
3847 2010-04-16 Richard Guenther <rguenther@suse.de>
3849 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3850 (dump_gimple_stmt): Likewise.
3852 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3854 * recog.h (struct recog_data): New field is_operator.
3855 (struct insn_operand_data): New field is_operator.
3856 * recog.c (extract_insn): Set recog_data.is_operator.
3857 * genoutput.c (output_operand_data): Emit code to set the
3859 * reload.c (find_reloads): Use it rather than testing for an
3860 empty constraint string.
3863 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3864 If the previous insn is a cbranchsi4_insn with the same arguments,
3865 omit the compare instruction.
3867 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3868 register, inputs must be low registers and we need a low register
3869 scratch. Handle alternative 2 like alternative 3.
3871 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3873 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3874 don't call get_addr on both. If one expression is a VALUE and
3875 the other a REG, check VALUE's locs if the REG isn't among them.
3877 2010-04-16 Christian Bruel <christian.bruel@st.com>
3879 * config/sh/sh.h (sh_frame_pointer_required): New function.
3880 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3881 (flag_omit_frame_pointer) Set.
3882 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3883 (rounded_frame_size): Adjust size with outgoing_args_size.
3884 (sh_set_return_address): Must return from stack pointer.
3885 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3886 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3887 (ACCUMULATE_OUTGOING_ARGS): Define.
3888 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3889 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3891 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3894 * config/sh/sh.c (sh_legitimize_reload_address): Use
3895 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3896 Remove a unneeded check for offset_base.
3898 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3900 * configure: Regenerated.
3902 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3904 * config/s390/s390.c (s390_call_save_register_used): Switch back
3905 to HARD_REGNO_NREGS.
3907 2010-04-15 Richard Guenther <rguenther@suse.de>
3909 * alias.c (alias_set_subset_of): Handle alias-set zero
3912 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3913 Julian Brown <julian@codesourcery.com>
3915 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3916 alternatives according to use of high and low regs.
3917 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3918 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3919 optimizing for size on Thumb-2.
3921 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3923 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3925 2010-04-15 Richard Guenther <rguenther@suse.de>
3927 * tree-ssa-structalias.c (struct variable_info): Add
3929 (new_var_info): Initialize it.
3930 (dump_constraints): Support printing last added constraints.
3931 (debug_constraints): Adjust.
3932 (dump_constraint_graph): Likewise.
3933 (make_heapvar_for): Check for NULL cfun.
3934 (get_function_part_constraint): New function.
3935 (get_fi_for_callee): Likewise.
3936 (find_func_aliases): Properly implement IPA PTA constraints.
3937 (process_ipa_clobber): New function.
3938 (find_func_clobbers): Likewise.
3939 (insert_into_field_list_sorted): Remove.
3940 (create_function_info_for): Properly allocate vars for IPA mode.
3941 Do not use insert_into_field_list_sorted.
3942 (create_variable_info_for): Properly generate constraints for
3943 global vars in IPA mode.
3944 (dump_solution_for_var): Always dump the solution.
3945 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3946 (find_what_var_points_to): Adjust.
3947 (pt_solution_set): Change.
3948 (pt_solution_ior_into): New function.
3949 (pt_solution_empty_p): Export.
3950 (pt_solution_includes_global): Adjust.
3951 (pt_solution_includes_1): Likewise.
3952 (pt_solutions_intersect_1): Likewise.
3953 (dump_sa_points_to_info): Check some invariants.
3954 (solve_constraints): Move constraint dumping ...
3955 (compute_points_to_sets): ... here.
3956 (ipa_pta_execute): ... and here.
3957 (compute_may_aliases): Do not re-compute points-to info
3958 locally if IPA info is available.
3959 (ipa_escaped_pt): New global var.
3960 (ipa_pta_execute): Properly implement IPA PTA.
3961 * tree-into-ssa.c (dump_decl_set): Support dumping
3962 decls not in referenced-vars.
3963 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3964 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3965 (dump_points_to_solution): Likewise.
3966 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3967 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3968 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3969 (copy_decl_to_var): Copy DECL_PT_UID.
3970 (copy_result_decl_to_var): Likewise.
3971 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3972 (copy_node_stat): Copy it.
3973 * tree.h (DECL_PT_UID): New macro.
3974 (SET_DECL_PT_UID): Likewise.
3975 (DECL_PT_UID_SET_P): Likewise.
3976 (struct tree_decl_minimal): Add pt_uid member.
3977 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3978 (pt_solution_empty_p): Declare.
3979 (pt_solution_set): Adjust.
3980 (ipa_escaped_pt): Declare.
3981 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3982 * gimple-pretty-print.c (pp_points_to_solution): New function.
3983 (dump_gimple_call): Dump call clobber/use information.
3984 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3985 * tree-pass.h (TDF_ALIAS): New dump option.
3986 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3987 * doc/invoke.texi (-fipa-pta): Update documentation.
3989 2010-04-15 Richard Guenther <rguenther@suse.de>
3991 * Makefile.in (OBJS-common): Add gimple-fold.o.
3992 (gimple-fold.o): New rule.
3993 * tree.h (maybe_fold_offset_to_reference,
3994 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3996 * gimple.h: ... here.
3997 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3998 may_propagate_address_into_dereference): Move prototypes ...
3999 * gimple.h: ... here.
4000 * tree-ssa-ccp.c (get_symbol_constant_value,
4001 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4002 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4003 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4004 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4005 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4006 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4007 gimplify_and_update_call_from_tree): Move ...
4008 * gimple-fold.c: ... here. New file.
4009 (ccp_fold_builtin): Rename to ...
4010 (gimple_fold_builtin): ... this.
4011 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4013 2010-04-15 Richard Guenther <rguenther@suse.de>
4015 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4016 fit_double_type, force_fit_type_double, add_double_with_sign,
4017 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4018 lrotate_double, rrotate_double, div_and_round_double): Move ...
4019 * double-int.c: ... here.
4020 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4021 add_double, neg_double, mul_double_with_sign, mul_double,
4022 lshift_double, rshift_double, lrotate_double, rrotate_double,
4023 div_and_round_double): Move prototypes ...
4024 * double-int.h: ... here.
4026 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4029 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4030 matching constraints to ensure inputs match the output.
4032 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4035 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4036 in an input-only operand.
4038 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4040 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4041 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4042 (double_int_negative_p): Convert to static inline function.
4043 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4044 (double_int_negative_p): Remove.
4045 * tree.h (lshift_double, rshift_double):
4046 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4047 * fold-const.c (fold_convert_const_int_from_real,
4048 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4049 (lshift_double): Change type of arith argument to bool.
4050 (rshift_double): Change type of arith argument to bool. Correct
4052 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4054 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4057 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4058 at the start and end of the then/else blocks, and omit them from the
4060 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4061 argument; all callers changed. Pass zero to old_insns_match_p instead.
4062 (flow_find_head_matching_sequence): New function.
4063 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4064 * basic-block.h (flow_find_cross_jump,
4065 flow_find_head_matching_sequence): Declare functions.
4067 2010-04-14 Jason Merrill <jason@redhat.com>
4070 * c-common.c (attribute_takes_identifier_p): New fn.
4071 * c-common.h: Declare it.
4073 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4075 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4077 (*udivmod<mode>4): Ditto.
4079 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4081 * config/i386/i386.md (maxmin_int): Rename code attribute from
4082 maxminiprefix and update all users.
4083 (maxmin_float): Ditto from maxminfprefix.
4084 (logic): Ditto from logicprefix.
4085 (absneg_mnemonic): Ditto from absnegprefix.
4086 * config/i386/mmx.md: Update all users of maxminiprefix,
4087 maxminfprefix and logicprefix for rename.
4088 * config/i386/sse.md: Ditto.
4089 * config/i386/sync.md (sync_<code><mode>): Update for
4092 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4095 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4096 warnings converted to errors.
4098 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4100 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4101 used insn_type variable.
4102 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4103 to avoid set-but-not-used warning.
4105 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4107 * df-core.c (df_ref_debug): Change format string placeholder
4109 * dwarf2asm.c (dw2_asm_output_data_raw,
4110 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4111 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4112 * dwarf2out.c (output_cfi, output_cfi_directive,
4113 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4114 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4116 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4117 * print-rtl.c (print_rtx): Ditto.
4119 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4122 * builtins.c (expand_builtin_pow_root): New function to expand pow
4123 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4124 series of sqrt and cbrt calls under -ffast-math.
4125 (expand_builtin_pow): Call it.
4127 2010-04-14 Michael Matz <matz@suse.de>
4129 PR tree-optimization/42963
4130 * tree-cfg.c (touched_switch_bbs): New static variable.
4131 (group_case_labels_stmt): New function broken out from ...
4132 (group_case_labels): ... here, use the above.
4133 (start_recording_case_labels): Allocate touched_switch_bbs.
4134 (end_recording_case_labels): Deallocate it, call
4135 group_case_labels_stmt.
4136 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4138 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4140 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4143 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4145 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4147 2010-04-13 Jan Hubicka <jh@suse.cz>
4149 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4150 of optimized out static functions.
4151 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4152 cost computation. Also sanity check for overflows.
4153 (update_caller_keys): Update cgraph_edge_badness call; properly
4154 update fibheap and sanity check that it is up to date.
4155 (add_new_edges_to_heap): Update cgraph_edge_badness.
4156 (cgraph_decide_inlining_of_small_function): Likewise;
4157 add sanity checking that badness in heap is up to date;
4158 improve dumping of reason; Update badness of calls to the
4159 offline copy of function currently inlined; dump badness
4160 of functions not inlined because of unit growth limits.
4162 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4165 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4166 because of sign-extension change when converting to sizetype here...
4167 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4169 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4170 the folding to constants. Remove redundant final conversion.
4171 (fold_binary) <associate>: Do not associate if the re-association of
4172 constants alone overflows.
4173 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4174 to the end of the list.
4175 (multiple_of_p) <COND_EXPR>: New case.
4177 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4179 * opt-functions.awk (opt_sanitized_name): New.
4181 * optc-gen.awk: Use it
4182 * opth-gen.awk: Use it.
4184 2010-04-13 Martin Jambor <mjambor@suse.cz>
4186 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4187 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4188 children. Call replace_uses_with_default_def_ssa_name to handle
4191 2010-04-13 Michael Matz <matz@suse.de>
4194 * builtins.c (expand_builtin_interclass_mathfn): Also create
4195 a register if the predicate doesn't match.
4197 2010-04-13 Diego Novillo <dnovillo@google.com>
4199 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4200 * c-pch.c: Include timevar.h.
4201 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4202 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4203 * ggc-common.c: Include timevar.h.
4204 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4205 * timevar.def (TV_PCH_SAVE): Define.
4206 (TV_PCH_CPP_SAVE): Define.
4207 (TV_PCH_PTR_REALLOC): Define.
4208 (TV_PCH_PTR_SORT): Define.
4209 (TV_PCH_RESTORE): Define.
4210 (TV_PCH_CPP_RESTORE): Define.
4212 2010-04-13 Michael Matz <matz@suse.de>
4214 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4216 (can_reassociate_p): New function.
4217 (break_up_subtract_bb, reassociate_bb): Use it.
4219 2010-04-13 Richard Guenther <rguenther@suse.de>
4222 * builtins.c (c_readstr): Fix assert.
4224 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4226 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4227 when generating cltd insn.
4229 (*ashl<mode>3_1): Remove special handling for register operand 2.
4230 (*ashlsi3_1_zext): Ditto.
4231 (*ashlhi3_1): Ditto.
4232 (*ashlhi3_1_lea): Ditto.
4233 (*ashlqi3_1): Ditto.
4234 (*ashlqi3_1_lea): Ditto.
4235 (*<shiftrt_insn><mode>3_1): Ditto.
4236 (*<shiftrt_insn>si3_1_zext): Ditto.
4237 (*<shiftrt_insn>qi3_1_slp): Ditto.
4238 (*<rotate_insn><mode>3_1): Ditto.
4239 (*<rotate_insn>si3_1_zext): Ditto.
4240 (*<rotate_insn>qi3_1_slp): Ditto.
4242 2010-04-13 Richard Guenther <rguenther@suse.de>
4244 * tree-ssa-structalias.c (callused_id): Remove.
4245 (call_stmt_vars): New.
4246 (get_call_vi): Likewise.
4247 (lookup_call_use_vi): Likewise.
4248 (lookup_call_clobber_vi): Likewise.
4249 (get_call_use_vi): Likewise.
4250 (get_call_clobber_vi): Likewise.
4251 (make_transitive_closure_constraints): Likewise.
4252 (handle_const_call): Adjust to do per-call call-used handling.
4253 (handle_pure_call): Likewise.
4254 (find_what_var_points_to): Remove general callused handling.
4255 (init_base_vars): Likewise.
4256 (init_alias_vars): Initialize call_stmt_vars.
4257 (compute_points_to_sets): Process call-used and call-clobbered
4258 vars for call statements.
4259 (delete_points_to_sets): Free call_stmt_vars.
4261 2010-04-13 Richard Guenther <rguenther@suse.de>
4263 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4264 Only add RW dependence for dependence distance zero.
4265 Adjust maximal vectorization factor according to dependences.
4266 Move alignment handling ...
4267 (vect_find_same_alignment_drs): ... here. New function.
4268 (vect_analyze_data_ref_dependences): Adjust.
4269 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4270 (vect_analyze_data_refs): Adjust minimal vectorization factor
4271 according to data references.
4272 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4273 dependences before determining the vectorization factor.
4274 Analyze alignment after determining the vectorization factor.
4275 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4276 dependences before alignment.
4277 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4279 (vect_analyze_data_refs): Likewise.
4280 (MAX_VECTORIZATION_FACTOR): New define.
4282 2010-04-13 Duncan Sands <baldrick@free.fr>
4284 * except.h (lang_eh_type_covers): Remove.
4285 * except.c (lang_eh_type_covers): Likewise.
4287 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4288 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4290 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4291 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4292 UNITS_PER_LONG where it is ABI relevant.
4293 (s390_return_addr_rtx): Likewise.
4294 (s390_back_chain_rtx): Likewise.
4295 (s390_frame_area): Likewise.
4296 (s390_frame_info): Likewise.
4297 (s390_initial_elimination_offset): Likewise.
4298 (save_gprs): Likewise.
4299 (s390_emit_prologue): Likewise.
4300 (s390_emit_epilogue): Likewise.
4301 (s390_function_arg_advance): Likewise.
4302 (s390_function_arg): Likewise.
4303 (s390_va_start): Likewise.
4304 (s390_gimplify_va_arg): Likewise.
4305 (s390_function_profiler): Likewise.
4306 (s390_optimize_prologue): Likewise.
4307 (s390_rtx_costs): Likewise.
4308 (s390_secondary_reload): Likewise.
4309 (s390_promote_function_mode): Likewise.
4310 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4311 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4312 registers available.
4313 (s390_unwind_word_mode): New function.
4314 (s390_function_value): Split 64 bit values into register pair if
4315 used as return value.
4316 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4317 function call parameters. Handle parallels.
4318 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4319 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4320 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4321 (s390_expand_setmem): Remove unused variable src_addr.
4322 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4323 deal with 64 bit registers.
4324 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4325 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4326 (UNITS_PER_LONG): New macro.
4327 * libjava/include/s390-signal.h: Define extended ucontext
4328 structure containing the upper halfs of the 64 bit registers.
4330 2010-04-13 Simon Baldwin <simonb@google.com>
4332 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4334 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4336 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4337 rvalue on the RHS if the LHS is of a non-renamable type.
4338 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4340 2010-04-13 Matthias Klose <doko@ubuntu.com>
4342 * gcc.c (cc1_options): Handle -iplugindir before processing
4343 the cc1 spec. Only add -iplugindir once.
4344 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4346 * common.opt (iplugindir): Remove `Separate' property, initialize.
4347 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4349 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4350 (distclean): Remove plugin dir.
4351 * doc/invoke.texi: Document -iplugindir.
4353 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4355 * doc/plugins.texi (Loading Plugins): Document short
4356 -fplugin=foo option.
4357 (Plugin API): Mention default_plugin_dir_name function.
4359 * gcc.c (find_file_spec_function): Add new declaration.
4360 (static_spec_func): Use it for "find-file".
4361 (find_file_spec_function): Add new function.
4362 (cc1_options): Add -iplugindir option if -fplugin* options found.
4364 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4366 * plugin.c (add_new_plugin): Updated comment, and handle short
4368 (default_plugin_dir_name): Added new function.
4370 * common.opt (iplugindir): New option to set the plugin directory.
4372 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4374 * config/i386/i386.md (any_rotate): New code iterator.
4375 (rotate_insn): New code attribute.
4377 (SWIM124): New mode iterator.
4378 (<rotate_insn>ti3): New expander.
4379 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4380 any_rotate code iterator.
4381 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4382 using any_rotate code iterator and SWIM124 mode iterator.
4383 (ix86_rotlti3): New insn_and_split pattern.
4384 (ix86_rotrti3): Ditto.
4385 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4386 ix86_rotl{di,ti}3 patterns.
4387 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4388 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4389 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4390 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4391 code iterator and SWI mode iterator.
4392 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4393 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4395 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4396 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4397 (bswap rotatert splitter): Add splitter.
4398 (bswap splitter): Macroize splitter using any_rotate code iterator.
4399 Add insn predicate to split only for TARGET_USE_XCHGB or when
4400 optimizing function for size.
4402 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4404 * config/pa/pa.c (emit_move_sequence): Remove use of
4405 deleted variable flag_argument_noalias.
4407 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4409 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4411 Add to unsupported targets list.
4412 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4413 sparc*-sun-solaris2.[567]* from target lists.
4414 * configure: Regenerate.
4415 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4417 Remove Solaris 7 patch references.
4418 (Specific, sparc-sun-solaris2.7): Removed.
4419 (sparc-sun-solaris2*): Update Solaris 7 example.
4420 (sparc64-*-solaris2*): Likewise.
4422 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4424 * config.build (alpha*-dec-osf4*): Remove.
4425 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4426 of obsolete configurations.
4427 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4429 * config/alpha/t-osf4: Renamed to ...
4430 * config/alpha/t-osf5: ... this.
4431 * config/alpha/osf.h: Renamed to ...
4432 * config/alpha/osf5.h: ... this.
4433 Merged old osf5.h contents.
4435 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4436 (EXTRA_SPECS): Removed.
4437 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4438 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4441 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4443 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4445 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4448 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4449 __thiscall convention.
4451 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4453 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4455 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4457 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4459 * function.c (assign_parms_initialize_all): Add unused attribute
4462 2010-04-12 Richard Guenther <rguenther@suse.de>
4464 * gsstruct.def (GSS_CALL): New.
4465 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4466 * gimple.h: Include tree-ssa-alias.h.
4467 (struct gimple_statement_call): New.
4468 (union gimple_statement_struct_d): Add gimple_call member.
4469 (gimple_call_reset_alias_info): Declare.
4470 (gimple_call_use_set): New function.
4471 (gimple_call_clobber_set): Likewise.
4472 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4473 * gimple.c (gimple_call_reset_alias_info): New function.
4474 (gimple_build_call_1): Call it.
4475 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4476 * tree-inline.c (remap_gimple_stmt): Likewise.
4477 (expand_call_inline): Remove callused handling.
4478 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4479 * tree-dfa.c (dump_variable): Likewise.
4480 * tree-parloops.c (parallelize_loops): Likewise.
4481 * tree-ssa.c (init_tree_ssa): Likewise.
4482 (delete_tree_ssa): Likewise.
4483 * tree-flow-inline.h (is_call_used): Remove.
4484 * tree-flow.h (struct gimple_df): Remove callused member.
4485 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4486 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4487 (ref_maybe_used_by_call_p_1): Simplify.
4488 (call_may_clobber_ref_p_1): Likewise.
4489 * tree-ssa-structalias.c (compute_points_to_sets): Set
4490 the call stmt used and clobbered sets.
4491 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4492 (find_tail_calls): Verify the tail call.
4494 2010-04-12 Richard Guenther <rguenther@suse.de>
4496 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4497 single-iteration always-inline inlining.
4498 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4499 (cgraph_decide_inlining): Do not handle always-inline specially.
4500 (try_inline): Remove always-inline cycle detection special case.
4501 Do not recurse on always-inlines.
4502 (cgraph_early_inlining): Do not iterate if not optimizing.
4503 (cgraph_gate_early_inlining): remove.
4504 (pass_early_inline): Run unconditionally.
4505 (gate_cgraph_decide_inlining): New function.
4506 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4507 not inlining or optimizing.
4508 (cgraph_decide_inlining_of_small_functions): Also consider
4509 always-inline functions.
4510 (cgraph_default_inline_p): Return true for nodes which should
4511 disregard inline limits.
4512 (estimate_function_body_sizes): Assume zero size and time for
4513 nodes which are marked as disregarding inline limits.
4514 (cgraph_decide_recursive_inlining): Do not perform recursive
4515 inlining on always-inline nodes.
4517 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4520 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4521 for exprs satisfying handled_component_p.
4523 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4525 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4526 non-constant aggregate elements.
4528 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4529 is a real initialization.
4531 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4534 * c-decl.c (start_function): Move forward check for nested function.
4536 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4538 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4539 * config/sh/sh.c: Include reload.h.
4540 (sh_legitimize_reload_address): New.
4541 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4542 sh_legitimize_reload_address.
4544 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4546 * config/sh/sh.md (*movqi_pop): New insn pattern.
4547 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4549 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4551 * config/i386/i386.md (any_shiftrt): New code iterator.
4552 (shiftrt_insn): New code attribute.
4554 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4555 using any_shiftrt code iterator.
4556 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4557 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4558 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4559 pattern from corresponding peephole2 patterns.
4560 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4561 using any_shiftrt code iterator.
4562 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4563 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4564 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4565 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4566 *{ashr,lshr}<mode>3_cmp_zext.
4567 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4569 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4571 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4573 (*lshr<mode>3_cconly): Ditto.
4575 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4577 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4578 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4579 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4580 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4582 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4583 from corresponding peephole2 patterns.
4584 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4585 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4586 and *lshrdi3_1_rex64 using SWI mode iterator.
4587 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4588 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4589 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4590 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4591 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4592 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4593 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4594 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4595 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4598 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4600 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4601 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4602 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4603 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4605 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4606 from corresponding peephole2 patterns.
4607 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4608 (ashrsi3_cvt): Rename from ashrsi3_31.
4609 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4610 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4611 and x86_64_shift_adj_3 using SWI48 mode iterator.
4612 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4613 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4614 and *ashrdi3_1_rex64 using SWI mode iterator.
4615 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4616 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4617 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4618 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4619 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4620 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4621 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4622 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4623 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4625 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4626 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4627 x86_shift<mode>_adj_3 expanders.
4629 2010-04-10 Wei Guozhi <carrot@google.com>
4632 * config/arm/arm.c (arm_pic_static_addr): New function.
4633 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4635 (arm_output_addr_const_extra): Output expression for new pattern.
4636 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4638 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4640 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4643 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4644 * web.c: Include "insn-config.h" and "recog.h".
4645 (union_match_dups): New function.
4646 (web_main): Call it.
4647 (union_defs): Don't try to recognize match_dups.
4649 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4650 if doing so would replace the entire pattern.
4652 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4656 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4657 and splitter pattern. Change splitter operand 1 predicate to
4660 2010-04-09 Martin Jambor <mjambor@suse.cz>
4662 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4663 lattices are addresses of CONST_DECLs with the same initial value.
4664 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4665 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4667 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4668 Bernd Schmidt <bernds@codesourcery.com>
4670 * loop-invariant.c (replace_uses): New static function.
4671 (move_invariant_reg): Use it to ensure we can replace the uses.
4673 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4675 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4677 (picochip_override_options): Enable section anchors only above -O1.
4678 (picochip_reorg): Fixed a couple of build warnings.
4680 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4682 * configure.ac (plugin -rdynamic test): Log result.
4683 * configure: Regenerate.
4684 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4685 (RDYNAMIC_SPEC): Define.
4686 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4688 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4690 * configure.ac: Determine Sun ld version numbers.
4691 (comdat_group): Restrict GNU ld version checks to gld.
4692 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4693 (enable_comdat): Support --enable-comdat.
4694 * configure: Regenerate.
4695 * doc/install.texi (Configuration): Document --enable-comdat.
4697 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4699 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4700 * config/sol2-gld.h: ... here.
4701 * config.gcc (sparc*-*-solaris2*): Reflect this.
4702 (i[34567]86-*-solaris2*): Use it.
4704 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4706 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4708 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4710 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4713 * diagnostic.c (diagnostic_initialize): Initialize
4714 some_warnings_are_errors.
4715 (diagnostic_finish): New.
4716 (diagnostic_action_after_output): Call it before exiting.
4717 (diagnostic_report_diagnostic): Do not print message here. Set
4718 some_warnings_are_errors.
4719 * diagnostic.h (diagnostic_context): Delete
4720 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4721 (diagnostic_finish): Declare.
4722 * toplev.c (toplev_main): Call it before exit.
4724 2010-04-09 Jason Merrill <jason@redhat.com>
4727 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4728 for incomplete type.
4731 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4732 based on a warning flag.
4734 2010-04-09 Richard Guenther <rguenther@suse.de>
4736 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4738 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4741 * varasm.c (default_assemble_visibility): Wrap vars that are
4742 set, but unused, by targets without GAS.
4743 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4744 Remove set, but unused, vars.
4745 (rs6000_legitimize_tls_address): Likewise.
4746 (altivec_expand_dst_builtin): Likewise.
4747 * config/darwin.c (machopic_classify_symbol): Likewise.
4748 (machopic_indirection_name): Likewise.
4750 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4752 * config/i386/i386.md (DWI): New mode iterator.
4753 (S): New mode attribute.
4754 (shift_operand): Ditto.
4755 (shift_immediate_operand): Ditto.
4756 (ashl_input_operand): Ditto.
4757 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4758 using SDWIM mode iterator.
4759 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4760 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4762 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4763 from corresponding peephole2 patterns.
4764 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4765 and x86_64_shift_adj_1 using SWI48 mode iterator.
4766 (x86_shift<mode>_adj_2): Ditto.
4767 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4768 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4769 using SWI48 mode iterator.
4770 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4771 *ashldi3_cmp_rex64 using SWI mode iterator.
4772 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4773 *ashldi3_cconly_rex64 using SWI mode iterator.
4774 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4775 x86_shift<mode>_adj_{1,2}.
4776 (ix86_split_ashr): Ditto.
4777 (ix86_split_lshr): Ditto.
4779 2010-04-09 Richard Guenther <rguenther@suse.de>
4781 * target.h (builtin_conversion): Pass in input and output types.
4782 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4783 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4784 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4785 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4787 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4789 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4791 2010-04-09 Richard Guenther <rguenther@suse.de>
4794 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4796 2010-04-09 Richard Guenther <rguenther@suse.de>
4798 * tree-vectorizer.h (struct _stmt_vec_info): Document
4799 that vectype is the type of the LHS.
4800 (supportable_widening_operation, supportable_narrowing_operation):
4801 Get both input and output vector types as arguments.
4802 (vect_is_simple_use_1): Declare.
4803 (get_same_sized_vectype): Likewise.
4804 * tree-vect-loop.c (vect_determine_vectorization_factor):
4805 Set STMT_VINFO_VECTYPE to the vector type of the def.
4806 (vectorizable_reduction): Adjust.
4807 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4808 Adjust. Specify the output vector type.
4809 (vect_pattern_recog_1): Adjust.
4810 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4811 (vectorizable_call): Adjust.
4812 (vectorizable_conversion): Likewise.
4813 (vectorizable_operation): Likewise.
4814 (vectorizable_type_demotion): Likewise.
4815 (vectorizable_type_promotion): Likewise.
4816 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4818 (vect_is_simple_use_1): New function.
4819 (supportable_widening_operation): Get both input and output
4821 (supportable_narrowing_operation): Likewise.
4822 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4824 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4826 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4827 __thiscall and _thiscall as predefined macros.
4828 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4829 thiscall attribute handling.
4830 (ix86_comp_type_attributes): Likewise.
4831 (ix86_function_regparm): Likewise.
4832 (ix86_return_pops_args): Likewise.
4833 (init_cumulative_args): Likewise.
4834 (find_drap_reg): Likewise.
4835 (ix86_static_chain): Likewise.
4836 (x86_this_parameter): Likewise.
4837 (x86_output_mi_thunk): Likewise.
4838 (ix86_attribute_table): Add description for thiscall attribute.
4839 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4840 * doc/extend.texi: Add documentation for thiscall.
4842 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4845 * c.opt (Wint-to-pointer-cast): Available in C++.
4846 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4848 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4850 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4851 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4852 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4853 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4854 function type instead. Reorder and simplify checks.
4856 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4858 2010-04-08 Jing Yu <jingyu@google.com>
4859 Zdenek Dvorak <ook@ucw.cz>
4861 PR tree-optimization/42720
4862 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4863 loop unswitch conditions here from ...
4864 (tree_unswitch_single_loop): ... here.
4866 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4868 * tree-if-conv.c: Fix comments and simplify logic.
4870 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4872 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4873 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4874 (main_tree_if_conversion): Update call to tree_if_conversion.
4876 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4879 * doc/invoke.texi (-b,-V): Delete.
4880 * doc/tm.texi: Do not mention -b.
4881 * gcc.c (display_help): Delete -b and -V.
4882 (process_command): Delete -b and -V.
4883 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4885 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4886 Wolfgang Gellerich <gellerich@de.ibm.com>
4888 Implement target hook for loop unrolling
4889 * target.h (loop_unroll_adjust): Add a new target hook function.
4890 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4891 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4892 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4893 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4894 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4896 (decide_unroll_stupid): Likewise.
4898 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4901 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4903 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4905 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4906 (Specific, *-*-solaris2*): Likewise.
4907 Don't prefer Sun as over GNU as.
4909 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4911 * config/s390/s390.c (override_options): Adjust the z10 defaults
4912 for max-unroll-times, max-completely-peeled-insns
4913 and max-completely-peel-times.
4915 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4917 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4918 instructions for z10.
4919 (s390_expand_setmem): Likewise.
4920 (s390_expand_cmpmem): Likewise.
4922 2010-04-08 Richard Guenther <rguenther@suse.de>
4924 PR tree-optimization/43679
4925 * tree-ssa-pre.c (eliminate): Only propagate copies.
4927 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4930 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4931 set but not used variable warning.
4933 2010-04-08 Wei Guozhi <carrot@google.com>
4936 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4937 (arm_size_rtx_costs): Call the new function when optimized for size.
4939 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4942 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4943 op0 is not a MEM, just return NULL instead of assertion
4945 (discover_nonconstant_array_refs): Don't walk debug stmts.
4947 2010-04-08 Doug Kwan <dougkwan@google.com>
4949 * configure.ac: Recognize gold and do not use its version number
4950 to test ld features.
4951 * configure: Regenerate.
4953 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4956 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4957 (negate_value): Move code to push elements to broken_up_substracts ...
4958 (eliminate_plus_minus_pair): ... here. Push operands that have no
4959 negative pair to plus_negates.
4960 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4962 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4964 * doc/install.texi (Configuration): Move description of
4965 --enable-lto, --with-libelf*, --enable-gold from Java section to
4968 * doc/generic.texi (Working with declarations)
4969 (Function Properties, C and C++ Trees): Fix typos.
4970 * doc/sourcebuild.texi (Top Level): Likewise.
4972 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4975 * tree.h (DECL_READ_P): Define.
4976 (struct tree_decl_common): Add decl_read_flag.
4977 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4978 a set but not used warning.
4979 (merge_decls): Merge DECL_READ_P flag.
4980 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4981 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4982 * c-common.c (handle_used_attribute, handle_unused_attribute):
4984 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4986 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4988 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4989 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4990 c_parser_binary_expression, c_parser_cast_expression,
4991 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4992 Call default_function_array_read_conversion instead of
4993 default_function_array_conversion where needed.
4994 (c_parser_unary_expression, c_parser_conditional_expression,
4995 c_parser_postfix_expression_after_primary, c_parser_initelt):
4996 Likewise. Call mark_exp_read where needed.
4997 (c_parser_statement_after_labels, c_parser_asm_operands,
4998 c_parser_typeof_specifier, c_parser_sizeof_expression,
4999 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5001 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5003 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5004 (warn_unused_but_set_parameter): Default to warn_unused
5006 * doc/invoke.texi: Document -Wunused-but-set-variable and
5007 -Wunused-but-set-parameter.
5009 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5010 used count variable.
5011 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5012 when operandN variables aren't used in the body of the expander
5014 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5015 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5016 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5017 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5018 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5019 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5020 * tree.c (PROCESS_ARG): Likewise.
5022 2010-04-07 Simon Baldwin <simonb@google.com>
5024 * diagnostic.h (diagnostic_override_option_index): New macro to
5025 set a diagnostic's option_index.
5026 * c-tree.h (c_cpp_error): Add warning reason argument.
5027 * opts.c (_warning_as_error_callback): New.
5028 (register_warning_as_error_callback): Store callback for
5029 warnings enabled via enable_warning_as_error.
5030 (enable_warning_as_error): Call callback, minor code tidy.
5031 * opts.h (register_warning_as_error_callback): Declare.
5032 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5033 response to -Werror=.
5034 (c_common_init_options): Register warning_as_error_callback in opts.c.
5035 * common.opt: Add -Wno-cpp option.
5036 * c-common.c (struct reason_option_codes_t): Map cpp warning
5037 reason codes to gcc option indexes.
5038 * (c_option_controlling_cpp_error): New function, lookup the gcc
5039 option index for a cpp warning reason code.
5040 * (c_cpp_error): Add warning reason argument, call
5041 c_option_controlling_cpp_error for diagnostic_override_option_index.
5042 * doc/invoke.texi: Document -Wno-cpp.
5044 2010-04-07 Richard Guenther <rguenther@suse.de>
5046 * ipa-reference.c (mark_load): Use get_base_address.
5047 (mark_store): Likewise.
5049 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5050 inserting GIMPLE_NOPs into the IL.
5051 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5052 Explicitly strip handled components and indirect references.
5054 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5055 folding address expressions.
5056 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5057 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5058 operand_equal_p to compare decls.
5059 (ptr_deref_may_alias_decl_p): Likewise.
5060 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5061 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5062 Handle reversed comparison ops.
5063 * tree-sra.c (asm_visit_addr): Use get_base_address.
5064 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5065 * ipa-reference.c (mark_address): Use get_base_address.
5067 2010-04-07 Richard Guenther <rguenther@suse.de>
5069 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5070 Propagate constants everywhere.
5072 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5075 * tree.c (MAX_INT_CACHED_PREC): Define.
5076 (nonstandard_integer_type_cache): New array.
5077 (build_nonstandard_integer_type): Cache results for precision
5078 <= MAX_INT_CACHED_PREC.
5080 2010-04-07 Richard Guenther <rguenther@suse.de>
5082 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5083 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5084 * common.opt: Likewise.
5085 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5086 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5087 (nonoverlapping_memrefs_p): Likewise.
5088 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5089 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5090 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5091 OPT_fargument_noalias_global for backward compatibility.
5093 2010-04-07 Richard Guenther <rguenther@suse.de>
5095 PR tree-optimization/43270
5096 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5097 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5098 * tree-ssa-pre.c (phi_translate_1): Adjust.
5099 (fully_constant_expression): Split out vn_reference handling to ...
5100 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5101 Fold reads from constant strings.
5102 (vn_reference_lookup): Handle fully constant references.
5103 (vn_reference_lookup_pieces): Likewise.
5104 * Makefile.in (expmed.o-warn): Add -Wno-error.
5106 2010-04-07 Martin Jambor <mjambor@suse.cz>
5108 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5110 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5113 * gcc.c: Add -static-libstdc++ to list of recognized options.
5115 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5117 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5119 2010-04-07 Richard Guenther <rguenther@suse.de>
5122 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5123 bases build simple mem attributes to retain points-to information.
5125 2010-04-07 Richard Guenther <rguenther@suse.de>
5128 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5129 preserve points-to related information.
5131 2010-04-07 Richard Guenther <rguenther@suse.de>
5134 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5135 discard plain indirect references.
5136 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5137 * tree.c (tree_nop_conversion): Likewise.
5139 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5142 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5144 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5146 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5147 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5149 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5151 * tree-if-conv.c: Fix indentation and comments.
5153 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5155 * tree-if-conv.c: Sort static functions in topological order.
5157 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5159 * tree-if-conv.c: Fix indentation and comments.
5161 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5164 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5165 lang_hooks.types.type_for_size instead of
5166 build_nonstandard_integer_type.
5167 When converting an unsigned type to signed, double its precision.
5168 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5169 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5170 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5173 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5176 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5177 POINTER_PLUS_EXPR for pointer types.
5179 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5182 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5183 * graphite-clast-to-gimple.c: Include langhooks.h.
5184 (max_signed_precision_type): New.
5185 (max_precision_type): Takes two types as arguments.
5186 (precision_for_value): New.
5187 (precision_for_interval): New.
5188 (gcc_type_for_interval): New.
5189 (gcc_type_for_value): New.
5190 (gcc_type_for_clast_term): New.
5191 (gcc_type_for_clast_red): New.
5192 (gcc_type_for_clast_bin): New.
5193 (gcc_type_for_clast_expr): Split up into several functions.
5194 (gcc_type_for_clast_eq): Rewritten.
5195 (compute_bounds_for_level): New.
5196 (compute_type_for_level_1): New.
5197 (compute_type_for_level): New.
5198 (gcc_type_for_cloog_iv): Removed.
5199 (gcc_type_for_iv_of_clast_loop): Rewritten.
5200 (graphite_create_new_loop): Compute the lower and upper bound types
5201 with gcc_type_for_clast_expr.
5202 (graphite_create_new_loop_guard): Same.
5203 (find_cloog_iv_in_expr): Removed.
5204 (compute_cloog_iv_types_1): Removed.
5205 (compute_cloog_iv_types): Removed.
5206 (gloog): Do not call compute_cloog_iv_types.
5207 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5209 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5210 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5211 (GBB_CLOOG_IV_TYPES): Removed.
5213 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5215 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5216 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5217 (detect_commutative_reduction): Same.
5219 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5221 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5222 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5224 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5225 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5226 (rewrite_commutative_reductions_out_of_ssa): Same.
5227 * passes.c (execute_function_todo): Call verify_ssa for every pass
5228 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5229 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5230 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5231 with an extra argument.
5232 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5233 verify_ssa only when the extra argument is true.
5234 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5235 with an extra argument.
5236 (tree_transform_and_unroll_loop): Same.
5238 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5240 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5241 for all the passes of the LNO having LOOP_CLOSED_SSA.
5242 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5243 * tree-loop-distribution.c (pass_loop_distribution): Same.
5244 * tree-pass.h (TODO_verify_loops): Removed.
5245 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5247 (pass_tree_unswitch): Same.
5248 (pass_predcom): Same.
5249 (pass_vectorize): Same.
5250 (pass_linear_transform): Same.
5251 (pass_graphite_transforms): Same.
5252 (pass_iv_canon): Same.
5253 (pass_complete_unroll): Same.
5254 (pass_complete_unrolli): Same.
5255 (pass_parallelize_loops): Same.
5256 (pass_loop_prefetch): Same.
5257 (pass_iv_optimize): Same.
5259 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5262 * passes.c (init_optimization_passes): Move pass_lim before
5263 pass_copy_prop and pass_dce_loop.
5265 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5268 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5269 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5270 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5271 MULTI_* defines for 4 argument vpermil2p* builtins.
5273 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5275 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5276 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5277 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5278 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5279 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5280 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5281 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5282 Use x86_maybe_negate_const_int to output insn mnemonic.
5283 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5284 check from instruction predicate. Update comments.
5285 * config/i386/sync.md (sync_add<mode>): Use
5286 x86_maybe_negate_const_int to output insn mnemonic.
5288 2010-04-06 Jan Hubicka <jh@suse.cz>
5290 PR tree-optimization/42906
5291 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5292 IGNORE_SELF argument. Set visited_control_parents for fully
5294 (find_obviously_necessary_stmts): Update call of
5295 mark_control_dependent_edges_necessary.
5296 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5298 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5300 * config/i386/i386.md: Remove comment about 'e' and 'E'
5303 2010-04-06 Richard Guenther <rguenther@suse.de>
5305 PR tree-optimization/43627
5306 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5307 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5310 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5312 * BASE-VER: Change to 4.6.0.
5315 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5318 2010-04-06 Richard Guenther <rguenther@suse.de>
5321 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5323 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5325 * doc/invoke.texi (Optimize Options): Document that LTO
5326 won't remove object access purely due to incompatible
5329 2010-04-04 Matthias Klose <doko@ubuntu.com>
5331 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5332 Initialize variable.
5334 2010-04-03 Richard Guenther <rguenther@suse.de>
5337 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5338 require a non-NULL MEM_OFFSET.
5340 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5342 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5343 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5344 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5345 config/alpha/predicates.md, config/arm/arm.md,
5346 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5347 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5348 config/darwin9.h, config/darwin.c, config/darwin.h,
5349 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5350 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5351 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5352 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5353 config/mips/mips.md, config/mn10300/mn10300.c,
5354 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5355 config/rs6000/aix.h, config/rs6000/dfp.md,
5356 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5357 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5358 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5359 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5360 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5361 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5362 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5363 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5364 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5365 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5366 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5367 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5368 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5369 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5370 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5371 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5372 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5373 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5374 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5375 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5376 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5377 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5378 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5379 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5380 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5381 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5382 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5383 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5384 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5385 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5386 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5387 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5388 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5389 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5390 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5391 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5393 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5396 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5397 * aclocal.m4: Regenerate.
5399 2010-04-02 Richard Guenther <rguenther@suse.de>
5401 PR tree-optimization/43629
5402 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5403 if we have seen a constant value.
5405 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5407 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5409 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5412 * arm.c (legitimize_tls_address): Adjust call to
5413 gen_tls_load_dot_plus_four.
5414 (arm_note_pic_base): New function.
5415 (arm_cannot_copy_insn_p): Use it.
5416 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5419 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5424 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5426 * Makefile.in ($(out_object_file)): Depend on
5427 gt-$(basename $(notdir $(out_file))).h.
5429 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5431 * config.gcc (lm32-*-rtems*): Add t-lm32.
5433 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5435 * config.gcc: Add lm32-*-rtems*.
5436 * config/lm32/rtems.h: New file.
5438 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5441 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5443 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5445 * dwarf2out.c (output_compilation_unit_header): For
5446 -gdwarf-4 use version 4 instead of version 3.
5447 (output_line_info): For version 4 and above emit additional
5448 maximum ops per insn header field.
5449 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5451 * dwarf2out.c (is_c_family, is_java): Remove.
5452 (lower_bound_default): New function.
5453 (add_bound_info, gen_descr_array_type_die): Use it.
5455 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5458 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5459 re-declaration when it happens in a function.
5461 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5463 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5464 (cgraph_remove_function_insertion_hook): Same.
5465 (cgraph_call_function_insertion_hooks): Same.
5467 2010-04-01 Richard Guenther <rguenther@suse.de>
5470 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5471 and TREE_THIS_VOLATILE.
5472 (copy_ref_info): Likewise.
5473 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5474 * tree.c (build6_stat): Ignore side-effects of all but arg5
5475 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5478 2010-04-01 Richard Guenther <rguenther@suse.de>
5480 PR tree-optimization/43607
5481 * ipa-type-escape.c (check_call): Do not access non-existing
5484 2010-04-01 Richard Guenther <rguenther@suse.de>
5488 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5489 Jack Howarth <howarth@bromo.med.uc.edu>
5491 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5494 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5496 * doc/install.texi (Prerequisites): Document libelf usability on
5497 IRIX 5/6 and Solaris 2.
5498 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5499 Update GNU as, GNU ld requirements.
5500 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5501 Document Sun Studio compiler download.
5502 Update and simplify as, ld recommendations.
5503 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5505 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5507 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5508 with_tune_32 to pentium4.
5510 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5512 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5514 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5516 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5517 obsoletion, removal.
5519 Document GNU as requirement.
5520 Update configure requirements.
5521 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5522 Recomment IRIX 6.5.18+.
5523 Document IDF/IDL requirement.
5524 Document GNU as requirement.
5525 Document GNU ld bootstrap failure.
5526 Remove freeware.sgi.com reference.
5528 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5530 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5531 UNIX V4.0, V5.0 obsoletion, removal.
5532 Remove --with-gc=simple reference.
5533 Update VM requirements during bootstrap.
5534 Remove -oldas bootstrap description.
5535 Update binutils reference.
5536 Remove comparison failure note.
5538 2010-03-31 Richard Guenther <rguenther@suse.de>
5539 Zdenek Dvorak <ook@ucw.cz>
5540 Sebastian Pop <sebastian.pop@amd.com>
5543 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5544 with multiple arguments.
5545 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5547 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5549 * graphite-dependences.c (print_pddr): Call print_pdr with an
5551 * graphite-poly.c (debug_pdr): Add an extra argument for the
5554 (print_pbb_domain): Same.
5556 (print_scop_context): Same.
5558 (print_cloog): Same.
5559 (debug_pbb_domain): Same.
5563 (debug_scop_context): Same.
5565 (debug_cloog): Same.
5566 (print_scop_params): Same.
5567 (debug_scop_params): Same.
5568 (print_iteration_domain): Same.
5569 (print_iteration_domains): Same.
5570 (debug_iteration_domain): Same.
5571 (debug_iteration_domains): Same.
5572 (print_scattering_function): Same.
5573 (print_scattering_functions): Same.
5574 (debug_scattering_function): Same.
5575 (debug_scattering_functions): Same.
5576 * graphite-poly.h (debug_pdr): Update declaration.
5578 (print_pbb_domain): Same.
5580 (print_scop_context): Same.
5582 (print_cloog): Same.
5583 (debug_pbb_domain): Same.
5587 (debug_scop_context): Same.
5589 (debug_cloog): Same.
5590 (print_scop_params): Same.
5591 (debug_scop_params): Same.
5592 (print_iteration_domain): Same.
5593 (print_iteration_domains): Same.
5594 (debug_iteration_domain): Same.
5595 (debug_iteration_domains): Same.
5596 (print_scattering_function): Same.
5597 (print_scattering_functions): Same.
5598 (debug_scattering_function): Same.
5599 (debug_scattering_functions): Same.
5601 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5603 * graphite-poly.c (print_scattering_function_1): New.
5604 (print_scattering_function): Call it.
5605 (print_scop_params): Remove spaces at the end of lines.
5608 * graphite-poly.h (print_cloog): Declared.
5609 (debug_cloog): Declared.
5611 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5613 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5615 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5616 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5617 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5618 to switch between adding the IV bump in loop->latch or in loop->header.
5620 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5622 * graphite-poly.c (print_scattering_function): Pretty print following
5625 (print_pbb_domain): Same.
5626 (dump_gbb_cases): Same.
5627 (dump_gbb_conditions): Same.
5630 (print_scop_params): Same.
5631 (print_scop_context): Same.
5633 (print_pbb_body): New.
5634 (lst_indent_to): New.
5635 (print_lst): Start new lines with a #.
5636 * graphite-poly.h (pbb_bb): New.
5637 (pbb_index): Use pbb_bb.
5638 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5640 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5642 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5644 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5645 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5646 and 0 instead of 1 for dw_val_class_flag.
5647 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5648 dw_val_class_range_list, dw_val_class_loc_list,
5649 dw_val_class_lineptr and dw_val_class_macptr, use
5650 DW_FORM_flag_present for dw_val_class_flag and
5651 DW_FORM_exprloc for dw_val_class_loc.
5652 (output_die): For -gdwarf-4 print dw_val_class_loc
5653 size as uleb128 instead of 1 or 2 bytes and don't print
5654 anything for dw_val_class_flag.
5656 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5657 instead of cselib_lookup following by tweaking locs->setting_insn.
5660 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5661 even before returning from label, setjmp call or volatile asm
5664 2010-03-31 Richard Guenther <rguenther@suse.de>
5667 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5668 temporary data on stack.
5670 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5672 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5673 (PUSHSECTION_ASM_OP): Remove.
5674 (POPSECTION_ASM_OP): Remove.
5675 (PUSHSECTION_FORMAT): Remove.
5676 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5677 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5678 * config/sol2.c (solaris_output_init_fini): Use it.
5680 2010-03-31 Jie Zhang <jie@codesourcery.com>
5683 * opt-functions.awk (var_type_struct): Use signed char type
5684 for simple variables.
5686 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5688 * config/sol2.c: Include output.h.
5689 (solaris_assemble_visibility): New function.
5690 * config/t-sol2 (sol2.o): Add output.h dependency.
5691 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5692 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5695 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5698 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5699 V2SImode or XFmode on PRE_DEC.
5702 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5705 2010-03-31 Jie Zhang <jie@codesourcery.com>
5708 * reload.h (caller_save_initialized_p): Declare.
5709 * toplev.c (backend_init_target): Don't call
5710 init_caller_save but set caller_save_initialized_p to false.
5711 * caller-save.c (caller_save_initialized_p): Define.
5712 (init_caller_save): Check caller_save_initialized_p.
5713 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5715 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5718 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5719 and soft-fp/t-softfp to tmake_file.
5720 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5721 (LIBGCC2_TF_CEXT): Define.
5724 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5727 * cselib.c (n_useless_values): Document handling of debug locs.
5728 (n_useless_debug_values, n_debug_values): New variables.
5729 (new_elt_loc_list): Don't add to debug values, keep count.
5730 (promote_debug_loc): New.
5731 (cselib_reset_table): Zero new variables.
5732 (entry_and_rtx_equal_p): Promote debug locs.
5733 (discard_useless_locs): Increment n_useless_debug_values for
5735 (remove_useless_values): Adjust n_useless_values and n_debug_values
5736 with n_useless_debug_values.
5737 (add_mem_for_addr): Promote debug locs.
5738 (cselib_lookup_mem): Likewise.
5739 (cselib_lookup_addr): Renamed to...
5740 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5741 (cselib_log_lookup): ... this. Turn into...
5742 (cselib_lookup_addr): ... new wrapper.
5743 (cselib_lookup_from_insn): New.
5744 (cselib_invalidate_regno): Increment n_useless_debug_values for
5746 (cselib_invalidate_mem): Likewise.
5747 (cselib_process_insn): Take n_deleted and n_debug_values into
5748 account to guard remove_useless_value call.
5749 (cselib_finish): Zero n_useless_debug_values.
5750 * cselib.h (cselib_lookup_from_insn): Declare.
5751 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5752 (sched_analyze_2): Likewise.
5754 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5756 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5758 (adjust_mems): Replace narrowing SUBREG of expression containing
5759 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5760 with operations in the narrower mode.
5763 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5764 regs_invalidated_by_call instead all call_used_reg_set registers.
5766 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5769 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5770 pointer comparisons with types_compatible_p.
5771 * tree-vect-stmts.c (vectorizable_call): Same.
5772 (vectorizable_condition): Same.
5774 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5776 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5777 stack check if the mask would be zero.
5779 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5780 Jack Howarth <howarth@bromo.med.uc.edu>
5782 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5785 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5788 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5790 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5791 Include ___unordxf2 and ___unordtf2.
5792 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5795 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5797 * config/lm32/t-lm32: New file.
5798 * config.gcc: Use the above file when targetting lm32.
5800 2010-03-28 Duncan Sands <baldrick@free.fr>
5802 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5804 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5807 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5808 Improve vectorization cost model diagnostic.
5810 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5813 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5814 compute_data_dependences_for_loop returns false, early exit
5815 and output an extra diagnostic for the failed data reference
5818 2010-03-29 Richard Guenther <rguenther@suse.de>
5820 PR tree-optimization/43560
5821 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5822 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5824 2010-03-29 Jie Zhang <jie@codesourcery.com>
5827 * toplev.c (process_options): Set optimization_default_node
5828 and optimization_current_node.
5829 * opts.c (decode_options): Don't set optimization_default_node
5830 and optimization_current_node.
5832 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5834 * config/rtems.h: Abandon -qrtems_debug.
5836 2010-03-28 Jan Hubicka <jh@suse.cz>
5838 PR tree-optimization/43505
5839 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5840 map should not be copied.
5842 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5845 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5846 cdtors, set DECL_PRESERVE_P.
5847 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5850 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5852 PR tree-optimization/43528
5853 * stor-layout.c (place_field): Check that constant fits into
5854 unsigned HWI when skipping calculation of MS bitfield layout.
5856 2010-03-27 Jan Hubicka <jh@suse.cz>
5859 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5860 notice_global_symbol work.
5862 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5864 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5865 instead of dwarf2out_decl.
5866 (struct var_loc_node): Remove section_label field.
5867 (dwarf2out_function_decl): New function.
5868 (dwarf2out_var_location): Don't set section_label field.
5869 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5871 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5873 PR tree-optimization/43544
5874 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5875 First argument for builtin vectorized function hook is now a
5876 tree to be able to distinguish between machine specific and
5878 * targhooks.c (default_builtin_vectorized_function): Ditto.
5879 * targhooks.h (default_builtin_vectorized_function): Ditto.
5880 * target.h (struct gcc_target): Ditto.
5881 * tree-vect-stmts.c (vectorizable_function): Ditto.
5882 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5883 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5886 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5889 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5890 nested binding iff it is a FUNCTION_DECL.
5891 (store_parm_decls_newstyle): Pass nested=true to bind for
5892 FUNCTION_DECLs amongst parameters.
5894 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5896 * var-tracking.c (vt_expand_loc_callback): Don't run
5897 cselib_expand_value_rtx_cb in dummy mode if
5898 cselib_dummy_expand_value_rtx_cb returned false.
5900 * var-tracking.c (emit_note_insn_var_location): For one part
5901 notes with offset 0, don't add EXPR_LIST around the location.
5902 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5903 add_location_or_const_value_attribute): Adjust for that change.
5906 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5907 into first operand and location into second.
5908 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5909 dw_cfi_oprnd_loc for DW_CFA_expression.
5910 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5911 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5912 assume first argument is regnum and second argument is location.
5914 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5917 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5918 of scratch register to DImode. Split to DImode comparison operator.
5919 Use SImode subreg of scratch register in the multiplication.
5920 (*cmp_sadd_sidi): Ditto.
5921 (*cmp_ssub_si): Ditto.
5922 (*cmp_ssub_sidi): Ditto.
5924 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5927 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5928 Remove invalid assert and wrong comment.
5930 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5933 * flags.h (final_insns_dump_p): New extern.
5934 * final.c (final_insns_dump_p): New variable.
5935 (rest_of_clean_state): Set it before -fdump-final-insns=
5936 dumping, clear afterwards.
5937 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5938 MEM_ALIAS_SET on MEMs.
5940 2010-03-26 David S. Miller <davem@davemloft.net>
5942 * configure.ac: Fix sparc GOTDATA_OP bug check.
5943 * configure: Rebuild.
5945 2010-03-26 Alan Modra <amodra@gmail.com>
5947 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5949 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5951 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5952 TLS_SECTION_ASM_FLAG.
5954 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5957 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5958 Clear first_function_block_is_cold.
5961 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5962 argument if the argument is truth_value_p.
5964 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5966 * config/rs6000/constraints.md: Update copyright year for my changes.
5969 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5970 used in reg+reg addressing, swap registers.
5972 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5975 * target.h (struct gcc_target): Add code_end hook.
5976 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5978 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5979 * toplev.c (compile_file): Call targetm.asm_out.code_end
5980 hook before unwind info/debug info output.
5981 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5982 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5983 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5984 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5985 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5986 * config/i386/i386.c (ix86_file_end): Renamed to...
5987 (ix86_code_end): ... this. Make static. Don't call
5988 file_end_indicate_exec_stack. Emit unwind info using
5989 final_start_function/final_end_function.
5990 (darwin_x86_file_end): Remove.
5991 (TARGET_ASM_CODE_END): Define.
5992 * config/i386/i386.h (TARGET_ASM_FILE_END,
5993 NEED_INDICATE_EXEC_STACK): Don't define.
5994 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5995 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5996 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5997 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6000 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6001 at the beginning and final_end_function at the end.
6002 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6004 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6006 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6007 and Sun as TLS syntax.
6008 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6009 * configure: Regenerate.
6010 * config.in: Regenerate.
6011 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6012 (default_elf_asm_named_section): Use it.
6013 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6014 (i386_output_dwarf_dtprel): Likewise.
6015 (output_addr_const_extra): Likewise.
6016 (output_pic_addr_const): Lowercase @GOTTPOFF.
6017 (output_addr_const_extra): Likewise.
6018 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6019 (output_addr_const_extra): Likewise.
6020 (output_pic_addr_const): Lowercase @INDNTPOFF.
6021 (output_addr_const_extra): Likewise.
6022 (output_pic_addr_const): Lowercase @NTPOFF.
6023 (output_addr_const_extra): Likewise.
6024 (output_pic_addr_const): Lowercase @TPOFF.
6025 (output_addr_const_extra): Likewise.
6026 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6027 (*tls_global_dynamic_64): Likewise.
6028 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6029 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6031 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6032 (ASM_OUTPUT_TLS_COMMON): Use it.
6033 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6036 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6037 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6038 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6039 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6040 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6041 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6043 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6045 * config/i386/i386.c (override_options): Don't accept
6046 -mtls-dialect=sun any longer.
6047 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6048 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6049 (*tls_local_dynamic_base_32_sun): Likewise.
6050 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6052 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6055 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6056 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6059 * ira.c (adjust_cleared_regs): New function.
6060 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6064 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6066 * expr.c (expand_expr_real): Restore previous
6067 curr_insn_source_location and curr_insn_block after
6068 expand_expr_real_1 call.
6069 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6070 instead of expand_expr_real_1.
6072 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6074 PR rtl-optimization/43413
6075 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6078 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6081 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6082 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6084 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6086 * config/i386/i386.c (ix86_target_string): Add -mfma.
6087 Fix a typo in comment.
6089 2010-03-22 Mike Stump <mikestump@comcast.net>
6092 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6093 Don't overly align based upon packed packed fields.
6095 2010-03-22 Jason Merrill <jason@redhat.com>
6097 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6098 Use () rather than [], and move before the element type.
6100 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6102 * doc/configfiles.texi (Configuration Files): Removed
6103 fixinc/Makefile*, intl/Makefile.*.
6104 * doc/makefile.texi: Fixed markup. Abstract from version
6105 control system used.
6106 (Makefile): Removed obsolete gcc/java/parse.y example.
6107 * doc/sourcebuild.texi: Likewise.
6108 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6109 libgomp, libssp. Removed fastjar.
6110 (Miscellaneous Docs): Clarify location.
6111 Added COPYING3, COPYING3.LIB.
6112 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6114 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6117 * config/i386/i386.c (x86_function_profiler)
6118 [!NO_PROFILE_COUNTERS]: Fix typo.
6119 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6122 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6123 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6125 * doc/sourcebuild.texi (Test Directives): Split into six
6126 subsections, with most of the current text in new subsections
6127 Directives, Selectors, and Final Actions.
6128 (Directives): Split list of test directives into multiple
6130 (Selectors): Describe use and syntax of selectors.
6131 (Effective-Target Keywords): Describe all existing keywords.
6132 (Add Options): Describe features for dg-add-options.
6133 (Require Support): Describe variants of dg-require-support.
6134 (Final Actions): Describe commands to use in dg-final.
6136 2010-03-22 Michael Matz <matz@suse.de>
6139 * recog.c (validate_replace_rtx_group): Replace also in
6140 REG_EQUAL and REG_EQUIV notes.
6142 2010-03-22 Richard Guenther <rguenther@suse.de>
6144 PR tree-optimization/43390
6145 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6146 sure vector extracts are type correct.
6148 2010-03-22 Richard Guenther <rguenther@suse.de>
6151 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6152 x * sqrt (x) even when optimizing for size if the target
6153 has native support for sqrt.
6155 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6157 * varasm.c (make_decl_rtl_for_debug): Also clear
6158 flag_mudflap for the duration of make_decl_rtl call.
6161 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6162 locs from preserved VALUEs.
6164 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6167 * pa.md (movmemsi): Set align to one if zero.
6168 (movmemdi): Likewise.
6170 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6173 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6174 with their corresponding prologue pushes.
6176 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6179 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6180 at the begining or end.
6181 (spu_expand_epilogue): Likewise.
6183 2010-03-20 Richard Guenther <rguenther@suse.de>
6185 PR rtl-optimization/43438
6186 * combine.c (make_extraction): Properly zero-/sign-extend an
6187 extraction of the low part of a CONST_INT. Also handle
6190 2010-03-19 Mike Stump <mikestump@comcast.net>
6192 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6193 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6194 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6196 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6199 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6202 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6204 PR rtl-optimization/42258
6205 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6206 use that may match DEF.
6209 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6210 the cost of loading the constant rather than assuming
6212 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6213 outer code is AND, do the same tests as the andsi3 expander and
6214 return COSTS_N_INSNS (1) if and is cheap.
6216 * optabs.c (avoid_expensive_constant): Fix formatting.
6218 2010-03-19 Michael Matz <matz@suse.de>
6221 * attribs.c (decl_attributes): When rebuilding a function pointer
6222 type use the same qualifiers as the original pointer type.
6224 2010-03-19 Martin Jambor <mjambor@suse.cz>
6226 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6227 and is_gimple_ip_invariant_address.
6229 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6232 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6234 * config/arm/arm.c (arm_override_options): Turn off
6235 flag_dwarf2_cfi_asm for AAPCS variants.
6237 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6240 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6241 Use PRE_MODIFY instead of PRE_DEC.
6242 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6243 (vfp_emit_fstmd): Likewise.
6245 2010-03-19 Michael Matz <matz@suse.de>
6248 * builtins.c (expand_builtin_interclass_mathfn,
6249 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6252 2010-03-19 Richard Guenther <rguenther@suse.de>
6254 PR tree-optimization/43415
6255 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6256 (phi_translate_1): ... this.
6257 (phi_translate): Move all caching here. Cache all NARY
6258 and REFERENCE translations.
6260 2010-03-19 David S. Miller <davem@davemloft.net>
6262 With help from Eric Botcazou.
6263 * config/sparc/sparc.c: Include dwarf2out.h.
6264 (emit_pic_helper): Delete.
6265 (pic_helper_symbol_name): Delete.
6266 (pic_helper_emitted_p): Delete.
6267 (pic_helper_needed): New.
6268 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6269 (get_pc_thunk_name): New.
6270 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6271 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6272 Set pic_helper_needed to true. Don't call emit_pic_helper.
6273 (sparc_expand_prologue): Update load_pic_register call.
6274 (sparc_output_mi_thunk): Likewise.
6275 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6276 thunk if possible. Output CFI information as needed.
6278 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6279 Jack Howarth <howarth@bromo.med.uc.edu>
6282 * config/i386/i386.h: Fix ABI on darwin x86-32.
6284 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6286 * tree.h: Declare make_decl_rtl_for_debug.
6287 * varasm.c (make_decl_rtl_for_debug): New.
6288 * dwarf2out.c (rtl_for_decl_location): Call it.
6289 * cfgexpand.c (expand_debug_expr): Call it.
6291 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6294 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6298 * var-tracking.c (vt_init_cfa_base): Do nothing if
6299 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6301 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6304 * var-tracking.c (canonicalize_vars_star): New.
6305 (dataflow_post_merge_adjust): Use it.
6307 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6310 * var-tracking.c (non_suitable_const): New function.
6311 (add_uses): For DEBUG_INSNs with constants, don't record any
6312 value, instead just the constant value itself.
6313 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6314 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6315 (emit_notes_in_bb): Likewise.
6316 (emit_note_insn_var_location): For onepart variables if
6317 cur_loc is a VOIDmode constant, use DECL_MODE.
6319 2010-03-18 Martin Jambor <mjambor@suse.cz>
6322 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6323 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6324 all non-clones. Moved call redirection...
6325 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6326 (cgraph_materialize_all_clones): Dispose of all
6327 combined_args_to_skip bitmaps.
6328 (verify_cgraph_node): Do not check for edges pointing to wrong
6329 nodes in inline clones.
6330 * tree-inline.c (copy_bb): Call
6331 cgraph_redirect_edge_call_stmt_to_callee.
6332 * ipa.c (cgraph_remove_unreachable_nodes): Call
6333 cgraph_node_remove_callees even when there are used clones.
6335 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6337 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6339 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6342 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6345 2010-03-18 Michael Matz <matz@suse.de>
6348 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6349 into sqrt(x) if we need to preserve signed zeros.
6351 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6352 Eric Botcazou <ebotcazou@adacore.com>
6354 PR rtl-optimization/43360
6355 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6356 note if we don't know its invariant status.
6358 2010-03-18 Michael Matz <matz@suse.de>
6360 PR tree-optimization/43402
6361 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6362 PHI chains of ssa names registered for update.
6364 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6367 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6368 non-offsettable and pre_modify update addressing.
6369 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6370 and "2" alternatives "#".
6371 (*movdd_softfloat32): Make all alternatives "#";
6372 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6373 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6374 (*movdf_softfloat32): Make all alternatives "#";
6375 (movdi): Use the new DIFD mode iterator to create a common splitter
6376 for movdi, movdf and movdd patterns.
6378 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6380 * common.opt (dumpdir): Remove redundant tab.
6382 2010-03-17 Martin Jambor <mjambor@suse.cz>
6384 PR tree-optimization/43347
6385 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6386 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6388 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6390 PR rtl-optimization/42216
6391 * regrename.c (create_new_chain): New function, broken out from...
6392 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6393 appending a use to an empty chain.
6394 (build_def_use): Remove previous changes that convert OP_INOUT to
6395 OP_OUT operands; instead detect the case where an OP_INOUT operand
6396 uses a previously untracked register and create an empty chain for it.
6398 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6400 * doc/extend.texi (Function Attributes): Rewrite unfinished
6401 sentence in ms_abi documentation.
6403 2010-03-17 Alan Modra <amodra@gmail.com>
6405 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6406 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6407 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6408 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6410 2010-03-16 Richard Henderson <rth@redhat.com>
6413 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6414 (lower_try_finally): Save and restore eh_seq around the expansion
6417 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6419 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6420 statements before splitting block.
6422 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6424 * doc/sourcebuild.texi (Testsuites): Fix markup.
6425 Use pathnames relative to gcc/testsuite.
6426 (Test Directives): Move description of how timeout is determined.
6427 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6428 (C Tests): Correct gcc.misc-tests directory.
6429 Framework tests now live in gcc.test-framework.
6431 2010-03-16 Richard Guenther <rguenther@suse.de>
6434 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6435 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6437 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6438 Alexandre Oliva <aoliva@redhat.com>
6440 PR tree-optimization/42917
6441 * lambda-code.c (remove_iv): Skip debug statements.
6442 (lambda_loopnest_to_gcc_loopnest): Likewise.
6443 (not_interesting_stmt): Debug statements are not interesting.
6445 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6449 * cselib.c (cselib_preserve_constants,
6450 cfa_base_preserved_val): New static variables.
6451 (preserve_only_constants): New function.
6452 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6453 clear its REG_VALUES. If cselib_preserve_constants, don't
6454 empty the whole hash table, but preserve there VALUEs with constants,
6455 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6456 (cselib_preserve_cfa_base_value): New function.
6457 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6458 (cselib_init): Change argument to int bitfield. Set
6459 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6461 (cselib_finish): Clear cselib_preserve_constants and
6462 cfa_base_preserved_val.
6463 * cselib.h (enum cselib_record_what): New enum.
6464 (cselib_init): Change argument to int.
6465 (cselib_preserve_cfa_base_value): New prototype.
6466 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6467 * dse.c (dse_step1): Likewise.
6468 * cfgcleanup.c (thread_jump): Likewise.
6469 * sched-deps.c (sched_analyze): Likewise.
6470 * gcse.c (local_cprop_pass): Likewise.
6471 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6472 If FN is non-NULL, call the callback always and whenever it returns
6473 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6474 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6475 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6476 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6477 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6478 * var-tracking.c: Include recog.h.
6479 (bb_stack_adjust_offset): Remove.
6480 (vt_stack_adjustments): Don't call it, instead just gather the
6481 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6482 (adjust_stack_reference): Remove.
6483 (compute_cfa_pointer): New function.
6484 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6485 (struct adjust_mem_data): New type.
6486 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6488 (get_address_mode): New function.
6489 (replace_expr_with_values): Use it.
6490 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6491 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6492 (adjust_sets): Remove.
6493 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6494 Use get_address_mode.
6495 (get_adjusted_src): Remove.
6496 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6497 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6498 (add_with_sets): Don't call adjust_sets.
6499 (fp_setter, vt_init_cfa_base): New functions.
6500 (vt_initialize): Change return type to bool. Move most of pool etc.
6501 initialization to the beginning of the function from end. Pass
6502 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6503 If !frame_pointer_needed, call vt_stack_adjustment before mos
6504 vector is filled, call vt_init_cfa_base if argp/framep has been
6505 eliminated to sp. If frame_pointer_needed and argp/framep has
6506 been eliminated to hard frame pointer, set
6507 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6508 encountering fp setter in the prologue. For MO_ADJUST, call
6509 log_op_type before pusing the op into mos vector, not afterwards.
6510 Call adjust_insn before cselib_process_insn/add_with_sets,
6511 call cancel_changes (0) afterwards.
6512 (variable_tracking_main_1): Adjust for vt_initialize calling
6513 vt_stack_adjustments and returning whether it succeeded or not.
6515 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6517 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6520 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6522 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6524 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6525 drap_reg has not been set.
6527 2010-03-15 Michael Matz <matz@suse.de>
6530 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6531 use it to expand block copies.
6532 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6533 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6534 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6536 2010-03-15 Richard Guenther <rguenther@suse.de>
6538 PR tree-optimization/43367
6539 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6542 2010-03-15 Richard Guenther <rguenther@suse.de>
6544 PR tree-optimization/43317
6545 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6547 2010-03-15 Martin Jambor <mjambor@suse.cz>
6549 PR tree-optimization/43141
6550 * tree-sra.c (create_abstract_origin): New function.
6551 (modify_function): Call create_abstract_origin.
6553 2010-03-15 Chris Demetriou <cgd@google.com>
6555 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6558 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6561 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6562 call insert_out_of_ssa_copy for default definitions.
6564 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6566 * graphite-clast-to-gimple.c (my_long_long): Defined.
6567 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6568 * graphite-sese-to-poly.c (my_long_long): Defined.
6569 (scop_ivs_can_be_represented): Use it.
6571 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6573 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6574 graphite-max-bbs-per-function, and loop-block-tile-size.
6575 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6577 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6579 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6581 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6582 forward declaration.
6583 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6584 (add_upper_bounds_from_estimated_nit): New.
6585 (build_loop_iteration_domains): Use it.
6587 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6589 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6591 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6594 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6595 should be an INTEGER_CST. Also handle CASE_CONVERT.
6597 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6599 * graphite.c (graphite_initialize): To bound the number of bbs per
6600 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6601 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6602 * doc/invoke.texi: Document it.
6604 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6606 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6607 * graphite-sese-to-poly.h (build_poly_scop): Same.
6609 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6611 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6612 the number of parameters in the scop. Use as an upper bound
6613 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6614 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6615 * doc/invoke.texi: Document it.
6617 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6619 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6620 * doc/c-tree.texi: Remove.
6621 * doc/generic.texi: Merge c-tree.texi here.
6622 * doc/gccint.texi (Trees): Remove menu entry.
6623 (c-tree.texi): Remove @include.
6624 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6625 * doc/languages.texi (Reading RTL): Ditto.
6627 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6630 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6632 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6635 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6636 code added to work around reload clobbering CONST insns.
6638 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6640 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6641 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6642 (cselib_preserve_only_values): Remove retain argument, don't
6643 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6644 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6645 * var-tracking.c (micro_operation): Move insn field before union.
6646 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6647 (struct variable_tracking_info_def): Remove n_mos field, change
6648 mos into a vector of micro_operations.
6649 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6650 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6651 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6652 changing into a vector.
6653 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6654 come before all other uops generated by add_stores.
6655 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6657 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6658 a vector. Run just one pass over the bbs instead of separate counting
6659 and computation phase.
6660 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6663 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6664 into *nonlocalized_list vector.
6665 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6666 even if origin is non-NULL.
6667 (gen_variable_die): Likewise.
6668 (process_scope_var): Don't change origin.
6669 (gen_decl_die): Likewise.
6670 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6671 before adding new edges instead of after it, fix moving over
6674 2010-03-11 David S. Miller <davem@davemloft.net>
6676 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6678 * configure: Rebuild.
6680 2010-03-11 Martin Jambor <mjambor@suse.cz>
6682 PR tree-optimization/43257
6683 * tree.c (assign_assembler_name_if_neeeded): New function.
6684 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6686 * tree.h (assign_assembler_name_if_neeeded): Declare.
6687 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6688 the function if needed.
6690 2010-03-11 Chris Demetriou <cgd@google.com>
6692 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6693 include/stdint-gcc.h, and include/stdint.h world-readable.
6695 2010-03-11 Richard Guenther <rguenther@suse.de>
6697 PR tree-optimization/43255
6698 * tree-vrp.c (process_assert_insertions_for): Do not insert
6699 asserts for trivial conditions.
6701 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6703 PR tree-optimization/43280
6704 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6705 generation. Move calculation of size out of the if branch.
6706 (find_bswap): Modify compare number generation.
6708 2010-03-11 Richard Guenther <rguenther@suse.de>
6711 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6712 (input_gimple_stmt): Fixup handled component types during
6713 operand read. Also fix up decls in ADDR_EXPRs.
6715 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6717 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6718 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6720 2010-03-10 Jan Hubicka <jh@suse.cz>
6723 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6724 * varasm.c (get_variable_section): Don't do that here...
6725 (make_decl_rtl): ... and here.
6726 (do_assemble_alias): Produce decl RTL.
6727 (assemble_alias): Likewise.
6729 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6732 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6733 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6735 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6736 (based_loc_descr): Only express drap or vdrap regno based expressions
6737 using DW_OP_fbreg when not optimizing.
6738 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6739 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6740 REG_CFA_SET_VDRAP note.
6742 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6744 PR tree-optimization/43236
6745 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6746 error in calculation of base address in reverse iteration case.
6747 (generate_builtin): Take number of latch executions if the statement
6750 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6753 * tree-eh.c: Include pointer-set.h.
6754 (lower_eh_dispatch): Filter out duplicate case labels and
6755 remove the unneeded edge when the label is unused. Return
6756 true when some edges are removed.
6757 (execute_lower_eh_dispatch): When any lowering resulted in
6758 removing an edge, also delete unreachable blocks.
6760 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6763 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6764 UNSPEC_MACHOPIC_OFFSET.
6766 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6769 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6770 (m68k_delegitimize_address): New function.
6772 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6775 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6778 * var-tracking.c (adjust_sets): New function.
6779 (count_with_sets, add_with_sets): Use it.
6780 (get_adjusted_src): New inline function.
6781 (add_stores): Use it.
6784 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6785 call cselib_dummy_expand_value_rtx_cb instead of
6786 cselib_expand_value_rtx_cb.
6789 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6790 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6791 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6792 and .cfi_endproc around the pic thunks.
6793 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6794 all queued unwind info register saves are saved before the call.
6795 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6796 considered as sp-=4 for unwind info and the pop as sp+=4 which
6797 also clobbers dest, but doesn't actually restore it.
6800 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6801 RTX_FRAME_RELATED_P.
6803 2010-03-09 Jie Zhang <jie@codesourcery.com>
6805 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6806 whitespaces in output template.
6808 2010-03-09 Jie Zhang <jie@codesourcery.com>
6810 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6813 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6815 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6816 builtins.exp in a separate job.
6818 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6820 * graphite-sese-to-poly.c (add_param_constraints): Use
6821 lower_bound_in_type and upper_bound_in_type.
6823 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6825 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6826 instead of unsigned_type_node.
6828 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6829 Reza Yazdani <reza.yazdani@amd.com>
6832 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6833 on pointer type parameters.
6835 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6839 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6840 handle conversions from pointer to integers.
6841 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6842 induction variable, to be able to work with code generated by CLooG.
6843 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6844 (build_poly_scop): Bail out if we cannot codegen a loop.
6846 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6848 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6849 code generation with gloog_error.
6851 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6853 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6854 Call fold_convert on all the returned values.
6855 (expand_scalar_variables_expr): Pass to
6856 expand_scalar_variables_ssa_name the type of the resulting expression.
6858 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6860 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6861 ppl_min_for_le_pointset.
6862 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6863 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6865 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6867 * graphite-dependences.c (map_into_dep_poly): Removed.
6868 (dependence_polyhedron_1): Use combine_context_id_scat.
6870 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6872 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6873 (struct poly_bb): Same.
6874 (combine_context_id_scat): New.
6876 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6879 * sese.c (name_defined_in_loop_p): Return false for default
6882 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6884 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6885 and clean up the logic.
6887 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6889 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6892 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6894 * var-tracking.c (remove_cselib_value_chains): Define only for
6896 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6897 delete_slot_part, emit_notes_for_differences_1): Don't call
6898 remove_cselib_value_chains here.
6899 (set_slot_part, emit_notes_for_differences_2): Don't call
6900 add_cselib_value_chains here.
6901 (preserved_values): New vector.
6902 (preserve_value): New function.
6903 (add_uses, add_stores, vt_add_function_parameters): Use it
6904 instead of cselib_preserve_value.
6905 (changed_values_stack): New vector.
6906 (check_changed_vars_0): New function.
6907 (check_changed_vars_1, check_changed_vars_2): Use it.
6908 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6909 changed_values_stack VALUEs.
6910 (vt_emit_notes): For all preserved_values call
6911 add_cselib_value_chains. If ENABLE_CHECKING call
6912 remove_cselib_value_chains before verifying value_chains is empty.
6913 Initialize and free changed_values_stack.
6914 (vt_initialize): Initialize preserved_values.
6915 (vt_finalize): Free preserved_values.
6917 2010-03-08 Richard Guenther <rguenther@suse.de>
6919 PR tree-optimization/43269
6920 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6923 2010-03-08 Martin Jambor <mjambor@suse.cz>
6925 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6926 (ipa_is_param_called): Removed.
6927 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6928 (ipa_print_node_params): Do not print the called flag.
6929 (ipa_write_node_info): Do not stream the called flag.
6930 (ipa_read_node_info): Likewise.
6932 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6935 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6936 * cselib.c (struct expand_value_data): Add dummy field.
6937 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6939 (cselib_dummy_expand_value_rtx_cb): New function.
6940 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6942 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6943 * var-tracking.c: Include pointer-set.h.
6944 (variable): Change n_var_parts to char from int. Add
6945 cur_loc_changed and in_changed_variables fields.
6946 (variable_canonicalize): Remove.
6947 (shared_var_p): New inline function.
6948 (unshare_variable): Maintain cur_loc_changed and
6949 in_changed_variables fields. If var was in changed_variables,
6950 replace it there with new_var. Just copy cur_loc instead of
6951 resetting it to something else.
6952 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6953 (dataflow_set_union): Don't call variable_canonicalize.
6954 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6955 of their DEBUG_EXPR_TREE_DECLs.
6956 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6957 and in_changed_variables and cur_loc_changed is false.
6958 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6959 and cur_loc_changed. Don't update cur_loc here.
6960 (variable_merge_over_src): Don't call variable_canonicalize.
6961 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6962 removing loc that is equal to cur_loc, clear cur_loc,
6963 set cur_loc_changed and ensure variable_was_changed is called.
6964 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6965 compare pointers in cur_loc check, if it is equal to loc,
6966 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6967 (variable_different_p): Remove compare_current_location argument,
6968 don't compare cur_loc.
6969 (dataflow_set_different_1): Adjust variable_different_p caller.
6970 (variable_was_changed): If dv had some var in changed_variables
6971 already, reset in_changed_variables flag for it and propagate
6972 cur_loc_changed over to the new variable. On empty var
6973 always set cur_loc_changed. Set in_changed_variables on whatever
6974 var is added to changed_variables.
6975 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6976 Use shared_var_p. When removing loc that is equal to cur_loc,
6977 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6978 end, don't set it to something else, just call variable_was_changed.
6979 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6980 loc being removed, clear cur_loc and set cur_loc_changed.
6981 Set cur_loc_changed if all locations have been removed.
6982 (struct expand_loc_callback_data): New type.
6983 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6984 allocated. Always create SUBREGs if simplify_subreg failed.
6985 Prefer to use cur_loc, when that fails and still in
6986 changed_variables (and seen first time) recompute it. Set
6987 cur_loc_changed of variables which had to change cur_loc and
6988 compute elcd->cur_loc_changed if any of the subexpressions used
6989 had to change cur_loc.
6990 (vt_expand_loc): Adjust to pass arguments in
6991 expand_loc_callback_data structure.
6992 (vt_expand_loc_dummy): New function.
6993 (emitted_notes): New variable.
6994 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6995 that weren't used for any other decl in current
6996 emit_notes_for_changes call call vt_expand_loc_dummy to update
6997 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6998 first loc_chain location if NULL before. Always use just
6999 cur_loc instead of first loc_chain location. When cur_loc_changed
7000 is false, when not --enable-checking=rtl just don't emit any note.
7001 When rtl checking, compute the note and assert it is the same
7002 as previous note. Clear cur_loc_changed and in_changed_variables
7003 at the end before removing from changed_variables.
7004 (check_changed_vars_3): New function.
7005 (emit_notes_for_changes): Traverse changed_vars to call
7006 check_changed_vars_3 on each changed var.
7007 (emit_notes_for_differences_1): Clear cur_loc_changed and
7008 in_changed_variables. Recompute cur_loc of new_var.
7009 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7010 (vt_emit_notes): Initialize and destroy emitted_notes.
7012 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7014 PR rtl-optimization/42220
7015 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7016 Use verify_reg_tracked to determine if we should use OP_OUT rather
7018 (build_def_use): If we see an in-out operand for a register that we
7019 know nothing about, treat is an output if possible, fail the block if
7022 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7025 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7028 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7031 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7032 uses of relevant DEFs that are dead outside the loop too.
7034 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7036 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7038 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7040 * var-tracking.c (values_to_unmark): New variable.
7041 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7042 values_to_unmark vector. Moved body to...
7043 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7044 instead queue it into values_to_unmark vector.
7045 (vt_find_locations): Free values_to_unmark vector.
7047 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7049 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7050 (site.exp): Export them when plugins are enabled.
7052 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7055 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7057 (chrec_fold_multiply): Same.
7059 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7062 * c-decl.c (build_compound_literal): Return early if init is
7065 2010-03-04 Martin Jambor <mjambor@suse.cz>
7067 PR tree-optimization/43164
7068 PR tree-optimization/43191
7069 * tree-sra.c (type_consists_of_records_p): Reject records with
7070 zero-size bit-fields at the end.
7072 2010-03-04 Mike Stump <mikestump@comcast.net>
7074 * Makefile.in (TAGS): Remove *.y.
7076 2010-03-04 Richard Guenther <rguenther@suse.de>
7078 PR tree-optimization/40761
7079 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7081 (my_rev_post_order_compute): New function.
7082 (init_pre): Call it.
7084 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7087 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7088 decrease the cost of an IV candidate when the cost is infinite.
7090 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7092 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7093 Use '3DNow!' for the extension of that name, ensure normal space
7095 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7097 2010-03-03 Jeff Law <law@redhat.com>
7099 * PR middle-end/32693
7100 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7101 than gen_rtx_SUBREG.
7102 (extract_bit_field_1): Likewise.
7104 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7106 * doc/sourcebuild.texi (Test directives): Document that arguments
7107 include-opts and exclude-opts are now optional for dg-skip-if,
7108 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7110 2010-03-03 Jason Merrill <jason@redhat.com>
7113 * cgraph.h (varpool_node): Add extra_name field.
7114 * varpool.c (varpool_extra_name_alias): New.
7115 (varpool_assemble_decl): Emit extra name aliases.
7116 (varpool_mark_needed_node): Look past an extra name alias.
7117 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7118 * lto-streamer-in.c (lto_input_tree): Read it.
7119 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7121 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7123 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7124 (sparc*-*-solaris2*): ...this.
7126 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7129 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7130 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7131 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7132 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7135 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7136 fallthrough to default handling, just with want_address 0 instead of 2.
7137 For single element lists, add_AT_loc directly, otherwise create an
7138 artificial variable DIE and stick location list to it.
7141 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7142 (VAL_EXPR_HAS_REVERSE): Define.
7143 (reverse_op): New function.
7144 (add_stores): For reversible operations add an extra MO_VAL_USE.
7146 2010-03-02 Jason Merrill <jason@redhat.com>
7148 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7150 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7152 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7153 (sparc64-*-linux*): Likewise.
7154 (sparc64-*-solaris2*): Include assembler files before linker ones.
7155 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7156 * config/sparc/gas.h: Delete.
7157 * config/sparc/sol2-64.h: Add copyright notice.
7158 * config/sparc/sol2-gas-bi.h: Likewise.
7159 * config/sparc/sol2-gld.h: Likewise.
7160 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7161 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7162 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7163 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7164 (sparc_elf_asm_named_section): Rename into...
7165 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7167 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7169 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7171 2010-03-02 Jeff Law <law@redhat.com>
7174 * reload1.c (rtx_p, substitute_stack): Declare.
7175 (substitute): Record addresses of changed rtxs.
7176 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7177 Restore the original rtx when complete.
7178 (reload): Free subsitute_stack when complete.
7180 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7182 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7183 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7185 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7186 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7187 Torture Tests): Change from subsection to section.
7189 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7190 Steven Bosscher <steven@gcc.gnu.org>
7192 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7195 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7198 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7199 the assignment from the new induction variable to the assignment
7200 of the value from the original loop PHI function.
7202 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7203 Daniel Jacobowitz <dan@codesourcery.com>
7205 * doc/sourcebuild.texi (Test directives): Clarify options to
7208 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7210 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7211 Disable cfi directives unless GCC and gas agree on using read-only
7212 .eh_frame sections for 64-bit.
7213 * configure: Regenerate.
7215 2010-03-01 Richard Guenther <rguenther@suse.de>
7217 PR tree-optimization/43220
7218 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7219 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7221 2010-03-01 Richard Guenther <rguenther@suse.de>
7222 Martin Jambor <mjambor@suse.cz>
7225 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7226 gimplified parameters.
7228 2010-03-01 Christian Bruel <christian.bruel@st.com>
7230 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7232 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7234 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7236 2010-03-01 Richard Guenther <rguenther@suse.de>
7239 * expr.c (expand_assignment): Use the alias-oracle to tell
7240 if the rhs aliases the result decl.
7242 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7245 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7246 to sol_gt_pch_get_address.
7247 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7248 64-bit, SPARC and x86.
7249 (sol_gt_pch_get_address): New function.
7251 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7253 * toplev.h (inform_n, error_n): Declare.
7254 * diagnostic.c (inform_n, error_n): New function.
7256 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7258 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7259 has no rtl yet when processing local_decls, queue it and recheck
7260 if deferred stack allocation hasn't assigned it rtl.
7262 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7264 * config/sh/sh.c (unspec_bbr_uid): New.
7265 (gen_block_redirect): Use it instead of INSN_UID.
7266 (gen_far_branch): Likewise.
7268 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7270 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7271 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7273 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7275 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7276 (Warning Options): -Wno-conversion-null is valid for
7277 Objective-C++ as well.
7278 * doc/tm.texi (Named Address Spaces): Likewise.
7279 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7280 * doc/tree-ssa.texi (Tree SSA): Likewise.
7282 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7285 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7286 by default. Don't set the default arch for
7287 i[34567]86-*-darwin*|x86_64-*-darwin*.
7289 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7292 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7293 default. Set the default 32bit/64bit archs with $with_arch
7294 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7296 2010-02-27 Richard Guenther <rguenther@suse.de>
7298 PR tree-optimization/43186
7299 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7300 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7301 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7302 unroller iterations.
7304 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7306 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7307 required and i[34567]86-*-* targets don't support 64bit ISA.
7309 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7312 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7315 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7317 * config.gcc: Set the default arch at least to Prescott for
7318 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7319 if SSE math is enabled.
7321 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7323 * diagnostic.c (diagnostic_initialize): Update.
7324 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7326 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7327 (diagnostic_inhibit_notes): New.
7328 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7330 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7333 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7334 * doc/standards.texi: Likewise.
7335 * doc/extend.texi: Likewise.
7336 * doc/trouble.texi: Likewise.
7337 * doc/cppopts.texi: Likewise.
7338 * doc/install.texi: Likewise.
7339 * c.opt (std=c90,std=gnu90): New options.
7340 * c-opts.c (c_common_handle_option): Handle them.
7342 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7345 * c-decl.c (undeclared_variable): Use an informative note.
7347 2010-02-26 Richard Guenther <rguenther@suse.de>
7349 PR tree-optimization/43186
7350 * gimple.h (gimple_fold): Remove.
7351 * gimple.c (gimple_fold): Remove. Inline into single user ...
7352 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7353 Try harder for conditions.
7355 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7358 * function.c (used_types_insert): Don't skip through named pointer
7359 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7360 and it is different from the main variant's type.
7362 2010-02-26 Nick Clifton <nickc@redhat.com>
7364 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7366 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7368 * config.gcc: Support --with-fpmath=sse for x86.
7370 * config/i386/ssemath.h: New.
7372 * doc/install.texi (--with-fpmath=sse): Documented.
7374 2010-02-26 Richard Guenther <rguenther@suse.de>
7376 PR tree-optimization/43188
7377 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7378 vector types of over-aligned element type.
7380 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7383 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7384 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7386 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7388 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7390 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7392 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7393 * var-tracking.c: Include diagnostic.h.
7394 (debug_dv): New function.
7395 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7398 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7399 (add_value_chain, add_value_chains, remove_value_chain,
7400 remove_value_chains): Handle DEBUG_EXPRs.
7401 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7404 * regcprop.c (struct queued_debug_insn_change): New type.
7405 (struct value_data_entry): Add debug_insn_changes field.
7406 (struct value_data): Add n_debug_insn_changes field.
7407 (debug_insn_changes_pool): New variable.
7408 (free_debug_insn_changes, apply_debug_insn_changes,
7409 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7410 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7411 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7413 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7415 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7416 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7417 changes, call cprop_find_used_regs via note_stores.
7418 (copyprop_hardreg_forward): When copying vd from predecessor
7419 which has any queued DEBUG_INSN changes, make sure the pointers are
7420 cleared. At the end call df_analyze and then if there are any
7421 DEBUG_INSN changes queued at the end of some basic block for still
7422 live registers, apply them.
7423 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7425 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7427 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7430 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7432 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7433 targets. Set the default with_cpu/with_arch from arch/cpu.
7434 Allow x86-64 and native for with_cpu/with_arch.
7436 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7438 * ebitmap.c: Change calls to verify_popcount with calls to
7439 sbitmap_verify_popcount.
7440 (ebitmap_clear_bit): Fixed map->cacheindex test and
7441 map>cache update when bit clearing results in an empty
7444 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7447 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7448 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7449 and support both V2DF and V2DI modes.
7450 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7451 support both V2DF and V2DI modes.
7452 (general): Delete trailing whitespace from a few patterns.
7454 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7455 V2DF/V2DI interleave high/low builtins.
7457 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7460 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7461 interleave high/low functions.
7463 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7465 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7466 #pragma extern_prefix.
7468 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7471 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7472 BLKmode, assert op0 is a MEM and just adjust its mode.
7475 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7476 if bitpos isn't multiple of mode's bitsize.
7478 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7480 * c.opt (-ftemplate-depth=): New.
7481 (-ftemplate-depth-): Deprecate.
7482 * optc-gen.awk: Handle -ftemplate-depth=.
7483 * opth-gen.awk: Likewise.
7484 * c-opts.c (c_common_handle_option): Likewise.
7485 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7487 2010-02-24 Jason Merrill <jason@redhat.com>
7489 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7491 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7493 * cfg.c (alloc_aux_for_block): Remove inline.
7494 (alloc_aux_for_edge): Likewise.
7496 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7498 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7500 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7502 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7503 * config/i386/sol2-gas.h: New file.
7504 * config.gcc (i[34567]86-*-solaris2*): Use it.
7506 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7509 * c-typeck.c (ep_convert_and_check): New.
7510 (build_conditional_expr): Use it.
7511 (build_binary_op): Likewise.
7513 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7515 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7518 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7519 bounds even for -O+.
7520 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7521 expr needs to have DECL_NAME set.
7523 2010-02-24 Nick Clifton <nickc@redhat.com>
7525 * config/mep/mep.c: Include gimple.h.
7526 (mep_function_uses_sp): Delete unused function.
7527 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7528 parameters. Use unsigned integers to count args. Return a
7529 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7531 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7534 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7535 greater or equal to nelt instead of 2 * nelt.
7536 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7539 2010-02-23 Jason Merrill <jason@redhat.com>
7542 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7543 in cfun->local_decls even if they have register types.
7546 * stor-layout.c (place_field): Don't warn about unnecessary
7547 DECL_PACKED if the type is packed.
7549 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7552 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7553 GOTOFF relocs, even when the base reg isn't pic pointer.
7555 2010-02-23 Michael Matz <matz@suse.de>
7558 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7559 (expand_gimple_basic_block): Generate and use debug temps if there
7560 are debug uses left after the last real use of TERed ssa names.
7561 Unlink debug immediate uses when they are expanded.
7563 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7566 * config/i386/i386.c (override_options): Reorganise to provide
7567 better error messages.
7569 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7572 * graphite-scop-detection.c (create_single_exit_edge): Move
7573 the call to find_single_exit_edge to....
7574 (create_sese_edges): ...here. Don't handle multiple edges
7575 exiting the function.
7576 (build_graphite_scops): Don't handle multiple edges
7577 exiting the function.
7579 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7582 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7583 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7585 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7588 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7590 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7593 * c-typeck.c (convert_arguments): Print declaration location.
7594 * c-common.c (validate_nargs): Rename as
7595 builtin_function_validate_nargs.
7596 (check_builtin_function_arguments): Update.
7598 2010-02-22 Richard Guenther <rguenther@suse.de>
7601 * tree-inline.c (declare_return_variable): Use the type of
7602 the call stmt lhs if available.
7604 2010-02-22 Duncan Sands <baldrick@free.fr>
7606 * passes.c (register_pass): Always consider all pass lists when
7607 ref_pass_instance_number is zero.
7609 2010-02-22 Richard Guenther <rguenther@suse.de>
7611 PR tree-optimization/42749
7612 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7613 parameter. Do arithmetic in the original type.
7614 (update_accumulator_with_ops): Likewise.
7615 (adjust_accumulator_values): Adjust.
7617 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7619 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7620 (QI to BLKmode splitter): New splitter.
7622 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7624 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7625 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7627 2010-02-22 Richard Guenther <rguenther@suse.de>
7629 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7631 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7633 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7634 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7635 ($(T)crti.o, $(T)crtn.o): Remove rules.
7637 2010-02-21 Tobias Burnus <burnus@net-b.de>
7640 * doc/invoke.texi (-fassociative-math): Document that this
7641 option is automatically enabled for Fortran.
7643 2010-02-20 David S. Miller <davem@davemloft.net>
7645 * configure.ac: Test if linker and assembler properly support
7646 GOTDATA_OP relocations.
7647 * configure: Rebuild.
7648 * config.in: Likewise.
7649 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7650 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7651 (movsi_high_pic): Likewise.
7652 (movdi_lo_sum_pic): Likewise.
7653 (movdi_high_pic): Likewise.
7654 (movsi_pic_gotdata_op): New pattern.
7655 (movdi_pic_gotdata_op): Likewise.
7656 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7657 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7659 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7662 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7663 attribute to ssemul.
7664 (xop_mulv2div2di3_high): Ditto.
7666 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7669 * c.opt (Wconversion-null): New option.
7670 * doc/invoke.texi (Wconversion-null): Document.
7672 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7674 * common.opt (Wlarger-than-): Add Undocumented.
7676 2010-02-19 Mike Stump <mikestump@comcast.net>
7678 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7680 2010-02-19 Jason Merrill <jason@redhat.com>
7683 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7684 * configure: Likewise.
7686 2010-02-20 Alan Modra <amodra@gmail.com>
7689 * cgraph.h (cgraph_make_decl_local): Declare.
7690 * cgraph.c (cgraph_make_decl_local): New function.
7691 (cgraph_make_node_local): Use it.
7692 * cgraphunit.c (cgraph_function_versioning): Likewise.
7693 * ipa.c (function_and_variable_visibility): Likewise.
7695 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7698 * except.c (sjlj_emit_function_enter): Don't call
7699 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7701 * rtl.h (add_reg_br_prob_note): Remove prototype.
7703 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7706 * c-common.c (conversion_warning): Remove widening conversions
7707 before checking the conversion of integers to reals.
7709 2010-02-19 Mike Stump <mikestump@comcast.net>
7712 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7715 * cgraphunit.c (process_function_and_variable_attributes): Check
7716 DECL_PRESERVE_P instead of looking up attribute "used".
7717 * ipa-pure-const.c (check_decl): Likewise.
7718 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7719 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7720 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7721 instead of attribute "used".
7722 * config/sol2-c.c (solaris_pragma_init): Likewise.
7723 (solaris_pragma_fini): Likewise.
7725 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7727 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7728 Use XCNEW instead of xcalloc.
7729 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7730 XNEW instead of xmalloc.
7731 (get_fields): Use XNEWVEC instead of xmalloc.
7734 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7735 populate vars array.
7736 (create_new_general_access): For debug stmts just reset value.
7737 (get_stmt_accesses): For accesses within debug stmts just record them
7738 using add_access_to_acc_sites instead of preventing the peeling or
7739 counting them as accesses.
7742 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7744 2010-02-19 Richard Guenther <rguenther@suse.de>
7746 PR tree-optimization/42916
7747 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7750 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7752 * configure.ac: Replace all uses of changequote in macro arguments
7753 with proper quoting.
7755 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7758 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7760 2010-02-19 Richard Guenther <rguenther@suse.de>
7762 PR tree-optimization/42944
7763 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7764 test for aliasing with errno.
7766 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7769 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7770 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7771 * dojump.c: Include output.h.
7772 (inv): New inline function.
7773 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7774 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7775 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7776 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7777 argument, pass it down to other calls.
7778 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7779 add REG_BR_PROB note to the conditional jump.
7780 * cfgexpand.c (add_reg_br_prob_note): Removed.
7781 (expand_gimple_cond): Don't call it, add the probability
7782 as last argument to jumpif_1/jumpifnot_1.
7783 * Makefile.in (dojump.o): Depend on output.h.
7784 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7786 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7787 * stmt.c (do_jump_if_equal): Likewise.
7788 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7789 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7790 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7792 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7793 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7794 jumpifnot_1 callers.
7795 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7797 (store_expr): Adjust jumpifnot caller.
7798 (store_constructor): Adjust jumpif caller.
7801 * gimplify.c (gimple_boolify): For __builtin_expect call
7802 gimple_boolify also on its first argument.
7804 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7806 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7808 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7809 * configure: Regenerated.
7811 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7813 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7814 lang_hooks.types_compatible_p instead of comptypes.
7816 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7818 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7819 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7820 if __prefer_thumb__ is defined.
7822 2010-02-18 Martin Jambor <mjambor@suse.cz>
7824 PR tree-optimization/43066
7825 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7826 array with zero-sized element type.
7828 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7830 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7831 rtx, allocate struct var_loc_node here and return it to the
7832 caller, and only if it is actually needed.
7833 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7834 move it earlier and return immediately if it returns NULL.
7836 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7838 * config/sparc/gas.h: New file. Restore
7839 TARGET_ASM_NAMED_SECTION to its ELF default.
7840 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7842 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7843 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7844 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7845 after sparc/sysv4.h.
7847 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7849 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7851 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7853 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7854 patterns from predicated pattern.
7856 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7859 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7860 for insn mnemonic suffix.
7862 2010-02-17 Richard Guenther <rguenther@suse.de>
7864 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7867 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7870 * caller-save.c (save_call_clobbered_regs): If BB ends with
7871 a DEBUG_INSN, move any notes in between last real insn and the last
7872 DEBUG_INSN after the last DEBUG_INSN.
7874 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7876 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7877 Fix return type. Fix argument type. Explain meaning of return value.
7879 2010-02-16 Richard Guenther <rguenther@suse.de>
7881 PR tree-optimization/41043
7882 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7883 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7885 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7887 2010-02-16 Ira Rosen <irar@il.ibm.com>
7889 PR tree-optimization/43074
7890 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7891 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7892 vectorizable cycles in hybrid SLP check.
7893 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7895 2010-02-16 Richard Guenther <rguenther@suse.de>
7897 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7898 (true_dependence): If memrefs_conflict_p computes must-alias
7899 trust it. Move TBAA check after offset-based disambiguation.
7900 (canon_true_dependence): Likewise.
7902 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7904 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7905 * doc/invoke.texi: Document it.
7906 * var-tracking.c: Include toplev.h and params.h.
7907 (vt_find_locations): Return bool indicating success. Compute
7908 hash sizes unconditionally. Check new parameter, report.
7909 (variable_tracking_main_1): Check vt_find_locations results and
7910 retry. Renamed from...
7911 (variable_tracking_main): ... this. New wrapper to preserve
7912 flag_var_tracking_assignments.
7913 * Makefile.in (var-tracking.o): Adjust dependencies.
7915 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7916 Jakub Jelinek <jakub@redhat.com>
7919 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7920 if weak_import attribute is present.
7921 * config/darwin.c (machopic_select_section): Likewise.
7923 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7925 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7926 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7927 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7928 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7930 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7933 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7936 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7937 Rewrite text to refer to the names.
7939 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7941 * config/i386/i386-builtin-types.def
7942 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7943 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7944 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7945 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7946 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7947 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7948 IX86_BUILTIN_VPERMIL2PS256.
7949 (MULTI_ARG_4_DF2_DI_I): Defined.
7950 (MULTI_ARG_4_DF2_DI_I1): Defined.
7951 (MULTI_ARG_4_SF2_SI_I): Defined.
7952 (MULTI_ARG_4_SF2_SI_I1): Defined.
7953 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7954 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7955 __builtin_ia32_vpermil2ps256.
7956 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7957 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7958 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7959 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7960 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7961 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7962 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7963 CODE_FOR_xop_vpermil2v8sf3.
7964 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7965 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7966 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7967 (_mm256_permute2_pd): New.
7968 (_mm_permute2_ps): New.
7969 (_mm256_permute2_ps): New.
7971 2010-02-15 Nick Clifton <nickc@redhat.com>
7973 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7974 boolean parameters. Use emit_jump_insn when emitting a pop
7975 instruction containing a return insn.
7976 (push): Use 'true' rather than '1' as second parameter to F.
7977 (h8300_expand_prologue): Likewise.
7978 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7979 (h8300_expand_epilogue): Likewise.
7981 2010-02-15 Richard Guenther <rguenther@suse.de>
7984 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7987 2010-02-15 Nick Clifton <nickc@redhat.com>
7989 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7992 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7994 * intl.c (fake_ngettext): New function.
7995 * intl.h (fake_ngettext): Declare.
7996 (ngettext): Define macro.
7997 * collect2.c (notice_translated): New function.
7998 (main): Use notice_translated and ngettext.
7999 * collect2.h (notice_translated): Declare.
8001 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8003 * reorg.c (delete_computation): Comment fixes.
8004 * caller-save.c (setup_save_areas): Idem.
8005 * sel-sched-dump.c (dump_lv_set): Idem.
8008 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8010 * config/s390/s390.c (s390_sched_init): New function.
8011 (TARGET_SCHED_INIT): Target hook defined.
8013 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8014 Jack Howarth <howarth@bromo.med.uc.edu>
8015 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8018 Partial revert of unintended change in fix for PR41605.
8019 * config/darwin.h: Fix typo.
8020 * config/darwin9.h: Same.
8022 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8024 * c-pch.c (pch_init): Clear v.
8026 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8029 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8030 graphite_can_represent_init for MULT_EXPR.
8032 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8036 * graphite-sese-to-poly.c (remove_phi): New.
8037 (translate_scalar_reduction_to_array): Call remove_phi.
8039 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8042 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8043 * graphite-clast-to-gimple.h (gloog): Update declaration.
8044 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8045 * graphite-poly.h (struct poly_bb): Add missing comments.
8046 (struct scop): Add poly_scop_p field.
8048 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8049 * graphite.c (graphite_transform_loops): Build the polyhedral
8050 representation for each scop before code generation.
8051 * sese.c (rename_variables_in_operand): Removed.
8052 (rename_variables_in_expr): Return the renamed expression.
8053 (rename_sese_parameters): New.
8054 * sese.h (rename_sese_parameters): Declared.
8056 2010-02-11 Richard Guenther <rguenther@suse.de>
8058 PR tree-optimization/42998
8059 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8060 POINTER_PLUS_EXPR properly.
8062 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8063 Changpeng Fang <changpeng.fang@amd.com>
8066 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8067 the cost of an IV candidate when the IV is used in a test against zero.
8069 * gcc.dg/tree-ssa/ivopts-3.c: New.
8071 2010-02-11 Richard Guenther <rguenther@suse.de>
8074 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8075 pointer-vs-decl case by swapping refs. Handle some cases
8076 of pointer-vs-decl disambiguations more conservatively.
8077 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8078 to false after expanding.
8080 2010-02-11 Richard Guenther <rguenther@suse.de>
8083 * gcc.c (process_command): Handle LTO file@offset case more
8086 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8088 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8089 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8091 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8093 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8094 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8095 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8096 Optimize eq/ne comparisons when both arguments are known to be
8098 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8099 Don't mask operands unnecessarily if they are known to be already
8102 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8104 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8107 2010-02-10 Richard Guenther <rguenther@suse.de>
8109 PR tree-optimization/43017
8110 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8111 for wrapping signed arithmetic.
8113 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8116 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8117 if no debug info should be emitted for it.
8119 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8121 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8122 note when flag_exceptions is set.
8124 2010-02-10 Duncan Sands <baldrick@free.fr>
8126 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8128 2010-02-10 Richard Guenther <rguenther@suse.de>
8131 * tree.c (get_unwidened): Handle constants.
8132 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8134 2010-02-10 Martin Jambor <mjambor@suse.cz>
8137 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8138 check for variable argument counts independently.
8140 2010-02-10 Christian Bruel <christian.bruel@st.com>
8143 * config/sh/sh.c (find_barrier): Increase length for non delayed
8144 conditional branches.
8146 2010-02-10 Christian Bruel <christian.bruel@st.com>
8148 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8150 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8152 * builtins.c (set_builtin_user_assembler_name): Also handle
8153 ffs if int is smaller than word.
8155 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8158 * ira-conflicts.c (get_dup): Remove.
8159 (process_reg_shuffles): Add new parameter. Use it as an
8160 additional guard for copy generation.
8161 (add_insn_allocno_copies): Rewrite.
8163 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8165 * common.opt (fsched2-use-traces): Preserved for backward
8167 * doc/invoke.texi: Remove the documentation about option
8168 -fsched2-use-traces.
8169 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8170 flag_sched2_use_traces.
8171 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8172 the backward compatibility flag section.
8174 2010-02-09 Richard Guenther <rguenther@suse.de>
8176 PR tree-optimization/43008
8177 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8178 make HEAP variables initialized from global memory if they
8179 are not known builtin functions.
8180 (find_func_aliases): Adjust.
8182 2010-02-09 Richard Guenther <rguenther@suse.de>
8184 PR tree-optimization/43000
8185 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8186 arithmetic manually.
8188 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8190 PR tree-optimization/42931
8191 * tree-loop-linear.c (try_interchange_loops): Don't call
8192 double_int_mul if estimated_loop_iterations failed.
8194 2010-02-08 Martin Jambor <mjambor@suse.cz>
8197 * tree-sra.c (build_accesses_from_assign): Do not mark in
8198 should_scalarize_away_bitmap if stmt has volatile ops.
8199 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8202 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8204 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8206 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8208 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8211 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8214 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8216 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8219 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8220 to unknown_dependence.
8221 (graphite_legal_transform_dr): Handle the unknown_dependence.
8222 (graphite_carried_dependence_level_k): Same.
8224 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8226 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8228 2010-02-07 Richard Guenther <rguenther@suse.de>
8231 * expr.c (get_inner_reference): Always initialize *pbitsize.
8233 2010-02-07 Richard Guenther <rguenther@suse.de>
8236 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8237 new ARRAY_REFs on variable size element or minimal index arrays.
8239 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8240 gimple_fold_indirect_ref.
8242 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8245 * arm.c (arm_override_options): Just return if the user has specified
8246 an invalid fpu name.
8248 2010-02-03 Jason Merrill <jason@redhat.com>
8251 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8252 i386_pe_maybe_record_exported_symbol.
8254 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8257 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8258 (pa_delegitimize_address): New function.
8260 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8262 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8263 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8265 2010-02-05 Richard Guenther <rguenther@suse.de>
8268 * lto-streamer-in.c (get_resolution): Deal with references
8269 to undefined functions.
8271 2010-02-05 Richard Guenther <rguenther@suse.de>
8273 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8274 (fold_const_aggregate_ref): Likewise.
8275 (ccp_fold_stmt): Substitute loads.
8276 (maybe_fold_reference): Verify types before substituting.
8278 (fold_gimple_assign): Unshare properly.
8279 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8281 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8283 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8284 for rs6000_gen_cell_microcode.
8286 2010-02-04 Richard Guenther <rguenther@suse.de>
8288 PR rtl-optimization/42952
8289 * dse.c (const_or_frame_p): Remove MEM handling.
8291 2010-02-04 Nick Clifton <nickc@redhat.com>
8293 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8294 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8295 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8296 (mn10300_asm_output_mi_thunk): New function.
8297 (mn10300_can_output_mu_thunk): New function.
8298 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8299 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8300 (FUNCTION_ARG): Delete incorrect comment.
8302 2010-02-03 Jason Merrill <jason@redhat.com>
8305 * fold-const.c (operand_equal_p): Handle erroneous types.
8307 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8309 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8311 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8313 PR rtl-optimization/42941
8314 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8317 2010-02-03 Jason Merrill <jason@redhat.com>
8320 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8322 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8325 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8326 (cselib_reset_table): Renamed from...
8327 (cselib_reset_table_with_next_value): ... this.
8328 (cselib_get_next_uid): Renamed from...
8329 (cselib_get_next_unknown_value): ... this.
8330 * cselib.c (next_uid): Renamed from...
8331 (next_unknown_value): ... this.
8332 (cselib_clear_table): Adjust.
8333 (cselib_reset_table): Adjust. Renamed from...
8334 (cselib_reset_table_with_next_value): ... this.
8335 (cselib_get_next_uid): Adjust. Renamed from...
8336 (cselib_get_next_unknown_value): ... this.
8337 (get_value_hash): Use hash.
8338 (cselib_hash_rtx): Likewise.
8339 (new_cselib_val): Adjust. Set and dump uid.
8340 (cselib_lookup_mem): Pass next_uid as hash.
8341 (cselib_subst_to_values): Likewise.
8342 (cselib_log_lookup): Dump uid.
8343 (cselib_lookup): Pass next_uid as hash. Adjust.
8344 (cselib_process_insn): Adjust.
8345 (cselib_init): Initialize next_uid.
8346 (cselib_finish): Adjust.
8347 (dump_cselib_table): Likewise.
8348 * dse.c (canon_address): Dump value uid.
8349 * print-rtl.c (print_rtx): Print value uid.
8350 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8352 (dv_uid): New function, sort of renamed from...
8353 (dv_htab_hash): ... this, reimplemented in terms of it and...
8354 (dv_uid2hash): ... this. New.
8355 (variable_htab_eq): Drop excess assertions.
8356 (tie_break_pointers): Removed.
8357 (canon_value_cmp): Compare uids.
8358 (variable_post_merge_New_vals): Print uids.
8359 (vt_add_function_parameters): Adjust.
8360 (vt_initialize): Reset table. Adjust.
8362 2010-02-03 Richard Guenther <rguenther@suse.de>
8364 PR tree-optimization/42944
8365 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8366 (call_may_clobber_ref_p_1): Likewise. Properly handle
8367 malloc and calloc clobbering errno.
8369 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8371 * doc/invoke.texi: Fix name of sched1 dump.
8373 * opts.c (decode_options): Set flag_tree_switch_conversion
8374 only conditionally on optimize >= 2.
8376 * gcse.c: Assorted comment fixes in pass description.
8378 2010-02-03 Anthony Green <green@moxielogic.com>
8380 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8381 nop padding in order to maintain alignment of storage location of
8382 target function address.
8383 (moxie_trampoline_init): Store target function address at newly
8385 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8387 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8389 2010-02-03 Richard Guenther <rguenther@suse.de>
8392 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8394 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8396 * config.gcc: Reenable check for obsolete targets.
8397 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8398 mips-sgi-irix6.[0-4]*.
8400 2010-02-02 Nick Clifton <nickc@redhat.com>
8402 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8403 constant size of 4 as being the same as 0.
8404 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8405 can take values in the range 0..4.
8407 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8410 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8411 as _darwin10_Unwind_FindEnclosingFunction().
8412 * libgcc-libsystem.ver: New.
8414 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8417 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8418 implicitly set registers.
8420 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8422 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8423 (arm_override_options): Allow automatic selection of the thread
8424 pointer register if thumb2.
8425 (legitimize_pic_address): Improve code sequences for Thumb2.
8426 (arm_call_tls_get_addr): Likewise.
8427 (legitimize_tls_address): Likewise.
8428 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8429 (pic_load_addr_32bit): ... this. New named pattern.
8430 * thumb2.md (pic_load_addr_thumb2): Delete.
8431 (pic_load_dot_plus_four): Delete.
8432 (tls_load_dot_plus_four): New named pattern.
8434 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8437 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8438 Document fix for TLS bug.
8440 2010-01-31 Richard Guenther <rguenther@suse.de>
8442 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8443 conservatively correct.
8445 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8449 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8451 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8453 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8455 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8457 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8459 * config.gcc: Adjust order of makefile fragments for mingw targets.
8461 2010-01-31 Richard Guenther <rguenther@suse.de>
8464 * gimplify.c (gimplify_init_constructor): For volatile LHS
8465 initialize a temporary.
8467 2010-01-31 Matthias Klose <doko@ubuntu.com>
8469 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8471 * configure: Regenerate.
8473 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8475 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8476 the same alias set and their sizes different constantness.
8477 (aliasing_component_refs_p): Revert 2009-10-24 change.
8479 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8481 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8484 2010-01-29 Richard Guenther <rguenther@suse.de>
8486 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8487 Assert we successfully updated the call.
8489 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8491 PR rtl-optimization/42889
8492 * df.h (df_set_bb_dirty_nonlr): New prototype.
8493 * df-core.c (df_set_bb_dirty_nonlr): New function.
8494 * df-scan.c (df_insn_rescan): Call it instead of
8495 df_set_bb_dirty for DEBUG_INSNs.
8497 2010-01-29 Richard Guenther <rguenther@suse.de>
8500 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8501 quadratic behavior in most cases.
8503 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8506 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8507 in the call to gen_x86_movsicc_0_m1.
8509 2010-01-28 Richard Guenther <rguenther@suse.de>
8511 PR tree-optimization/42871
8512 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8514 2010-01-28 Richard Guenther <rguenther@suse.de>
8516 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8517 into call arguments.
8519 2010-01-28 Richard Guenther <rguenther@suse.de>
8522 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8523 the forwarder if the destination is an EH landing pad.
8525 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8527 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8528 block list passed to gimple_duplicate_sese_tail.
8529 (parallelize_loops): Avoid parallelization when the function
8531 Avoid parallelization when the preheader is IRREDUCIBLE.
8532 Try to optimize when estimated_loop_iterations_int is unresolved.
8533 Add the loop's location to the dump file.
8534 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8535 (gimple_duplicate_sese_tail): Remove the check for the latch.
8536 Redirect nexits to the exit block.
8537 Remove handling of the incoming edges to the latch.
8538 Redirect the backedge from the copied latch to the exit bb.
8540 2010-01-28 Michael Matz <matz@suse.de>
8543 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8544 Wrap force_reg into a sequence, emit it before user.
8546 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8548 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8550 (arm_legacy_rev): Likewise.
8551 (thumb_legacy_rev): Likewise.
8553 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8555 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8556 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8557 on MEM's address failed, try avoid_constant_pool_reference and
8558 recurse if it returned something different.
8559 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8560 address, try avoid_constant_pool_reference and recurse if it
8561 returned something different.
8562 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8563 address and avoid_constant_pool_reference returned something
8564 different, don't set have_address.
8566 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8569 * var-tracking.c (val_store): Add modified argument, obey it.
8571 (count_uses): Move down logging of main.
8572 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8573 don't need resolution.
8574 (emit_notes_in_bb): Likewise.
8576 2010-01-27 Richard Guenther <rguenther@suse.de>
8579 * tree-inline.c (remap_decl): Delay remapping of SSA name
8580 default definitions until we need them.
8582 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8584 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8585 (rs6000_delegitimize_address): New function.
8587 * config/s390/s390.c (s390_delegitimize_address): Call
8588 delegitimize_mem_from_attrs.
8591 * tree-inline.c (cannot_copy_type_1): Removed.
8592 (copy_forbidden): Don't forbid copying of functions containing
8593 records/unions with variable length fields.
8595 2010-01-27 Christian Bruel <christian.bruel@st.com>
8599 * config/sh/sh.c (find_barrier): Increase length for non delayed
8600 conditional branches.
8602 2010-01-27 Matthias Klose <doko@ubuntu.com>
8604 * configure.ac (gnu-unique-object): Fix ldd version check.
8605 * configure: Regenerate.
8607 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8609 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8611 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8612 Test for HAVE_GNU_AS value.
8614 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8616 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8617 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8618 INT64_TYPE): Define.
8619 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8620 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8621 INT_LEAST64_TYPE): Define.
8622 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8623 UINT_LEAST64_TYPE): Define.
8624 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8625 INT_FAST64_TYPE): Define.
8626 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8627 UINT_FAST64_TYPE): Define.
8628 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8629 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8630 (SIG_ATOMIC_TYPE): Define.
8632 2010-01-26 Richard Guenther <rguenther@suse.de>
8634 * df-scan.c (df_scan_set_bb_info): Remove assert.
8635 (df_insn_rescan_debug_internal): Merge asserts.
8636 (df_install_ref): Likewise.
8637 (df_mark_reg): Use bitmap_set_range.
8638 (df_hard_reg_used_p): Remove assert.
8639 (df_hard_reg_used_count): Likewise.
8641 2010-01-26 Richard Guenther <rguenther@suse.de>
8643 PR rtl-optimization/42685
8644 * web.c (web_main): Ignore DEBUG_INSNs.
8646 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8648 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8650 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8651 Fix types of fndecl and arglist parameters.
8653 2010-01-26 Richard Guenther <rguenther@suse.de>
8656 * tree-eh.c (unsplit_eh): Skip debug insns.
8658 2010-01-26 Richard Guenther <rguenther@suse.de>
8660 PR tree-optimization/42250
8661 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8663 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8666 * omp-low.c (expand_omp_sections): Only use single_pred if
8667 l2_bb is single_pred_p.
8669 2010-01-25 Christian Bruel <christian.bruel@st.com>
8672 * config/sh/sh.c (find_barrier): Increase length for non delayed
8673 conditional branches.
8674 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8676 2010-01-24 David S. Miller <davem@davemloft.net>
8678 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8679 define if not using GAS.
8680 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8681 Likewise. Delete SECTION_MERGE code, which is only applicable
8684 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8687 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8688 mangling of va_list in system headers.
8690 2010-01-23 Toon Moene <toon@moene.org>
8692 * tree-predcom.c (combine_chains): Return NULL, not false.
8694 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8696 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8697 initialization of variable res to agree with return type.
8699 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8701 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8702 * tree-sra.c: Add include of expr.h.
8704 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8706 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8707 insert the debug stmt on the single non-EH edge from the stmt.
8709 2010-01-22 Richard Henderson <rth@redhat.com>
8712 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8713 the RHS until after generate_subtree_copies has insertted its
8714 code before the current statement.
8716 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8718 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8720 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8722 2010-01-21 Martin Jambor <mjambor@suse.cz>
8724 PR tree-optimization/42585
8725 * tree-sra.c (struct access): New field grp_total_scalarization.
8726 (dump_access): Dump the new field.
8727 (should_scalarize_away_bitmap): New variable.
8728 (cannot_scalarize_away_bitmap): Likewise.
8729 (sra_initialize): Allocate new bitmaps.
8730 (sra_deinitialize): Free new bitmaps.
8731 (create_access_1): New function.
8732 (create_access): Parts moved to create_access_1.
8733 (type_consists_of_records_p): New function.
8734 (completely_scalarize_record): Likewise.
8735 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8736 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8737 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8739 (analyze_all_variable_accesses): Completely scalarize small eligible
8742 2010-01-21 Martin Jambor <mjambor@suse.cz>
8744 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8746 2010-01-21 Andrew Haley <aph@redhat.com>
8748 * gcc.c (process_command): Move lang_specific_driver before
8749 setting cc_libexec_prefix.
8751 2010-01-21 Richard Guenther <rguenther@suse.de>
8754 * fold-const.c (negate_expr_p): Pretend only negative
8755 real constants are easily negatable.
8757 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8758 Jason Merrill <jason@redhat.com>
8760 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8761 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8762 * calls.c (initialize argument_information): Handle it.
8763 * c-common.c (handle_transparent_union_attribute): Use new name.
8764 * c-decl.c (finish_struct): Ditto.
8765 * c-typeck.c (type_lists_compatible_p): Ditto.
8766 (convert_for_assignment): Use new name and also handle record.
8767 * function.c (aggregate_value_p): Handle it.
8768 (pass_by_reference): Ditto.
8769 (assign_parm_data_types): Ditto.
8770 * print-tree.c (print_node): Ditto.
8771 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8772 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8773 * tree.c (first_field): New fn.
8775 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8778 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8779 even when linking statically, for now.
8781 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8784 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8785 without a cselib val.
8786 (count_uses): Accept MO_VAL_SET with no val on stores.
8787 (add_stores): Likewise.
8789 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8791 * var-tracking.c (check_value_val): Add a compile time assertion.
8792 (dv_is_decl_p): Simplify.
8793 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8794 gcc_assert if ENABLE_CHECKING.
8796 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8799 * var-tracking.c: Include tree-flow.h.
8800 (mem_dies_at_call): New.
8801 (dataflow_set_preserve_mem_locs): Use it.
8802 (dataflow_set_remove_mem_locs): Likewise.
8803 (dump_var): Renamed from dump_variable. Adjust all callers.
8804 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8805 * Makefile.in (var-tracking.o): Adjust deps.
8807 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8809 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8811 2010-01-20 Richard Guenther <rguenther@suse.de>
8813 PR tree-optimization/42717
8814 * tree-ssa-dce.c (get_live_post_dom): Remove.
8815 (forward_edge_to_pdom): Take an arbitrary edge to copy
8816 degenerate PHI args from.
8817 (remove_dead_stmt): Use the first post-dominator even if it
8818 does not contain live statements as redirection destination.
8820 2010-01-20 Richard Guenther <rguenther@suse.de>
8822 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8824 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8826 * sel-sched.c (create_speculation_check): Remove set but not used
8828 (try_transformation_cache): Remove set but not used variable ds.
8829 (calculate_privileged_insns): Remove set but not used variables
8830 cur_insn and min_spec_insn.
8831 (find_best_expr): Remove set but not used variable avail_n.
8832 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8834 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8836 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8837 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8840 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8843 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8844 cpu types. Add support for *-sse3 cpu types.
8845 (x86_64-*-*): Ditto.
8847 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8850 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8851 argument, call initializer_constant_valid_p_1 instead of
8852 initializer_constant_valid_p, pass CACHE to it, return NULL
8853 immediately if first call returns NULL.
8854 (initializer_constant_valid_p_1): New function.
8855 (initializer_constant_valid_p): Use it.
8857 2010-01-20 Thomas Quinot <quinot@adacore.com>
8859 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8861 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8863 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8864 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8865 (loc_list_from_tree): Don't handle unsigned division. Handle
8866 signed modulo using DW_OP_{over,over,div,mul,minus}.
8867 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8868 modulo instead of signed.
8870 2010-01-20 DJ Delorie <dj@redhat.com>
8872 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8874 (h8300_emit_stack_adjustment): Propogate it.
8876 (h8300_expand_prologue): Likewise.
8877 (h8300_expand_epilogue): Likewise.
8879 2010-01-19 Michael Matz <matz@suse.de>
8881 PR tree-optimization/41783
8882 * tree-data-ref.c (toplevel): Include flags.h.
8883 (dump_data_dependence_relation): Also dump the inputs if the
8884 result will be unknown.
8885 (split_constant_offset_1): Look through some conversions.
8886 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8887 the offset from last element is too large.
8888 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8889 (reassociate_to_the_same_stmt): Handle vector registers.
8890 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8892 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8893 wide_prolog_niters argument, emit widening instructions.
8894 (vect_do_peeling_for_alignment): Adjust caller, use widened
8895 variant of the iteration cound.
8896 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8898 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8901 * config/arm/neon-testgen.m (emit_automatics): New parameter
8902 features. Adjust for Fixed_return_reg feature.
8903 (test_intrinsic): Call emit_automatics with new feature.
8904 * config/arm/neon.ml: Update copyright years.
8905 (features): New Fixed_return_reg feature.
8906 (ops): Update feature for Vget_low.
8908 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8910 PR tree-optimization/42719
8911 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8915 * fwprop.c (all_uses_available_at): Return false if def_set dest
8916 is a REG that is used in def_insn.
8918 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8920 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8922 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8925 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8927 * target.h (struct gcc_target) <secondary_reload>: Change type
8928 of last argument to secondary_reload_info *.
8930 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8933 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8934 memory references with unaligned offsets. Remove CQImode handling.
8935 (unaligned_memory_operand): Return 1 for memory references with
8936 unaligned offsets. Remove CQImode handling.
8938 2010-01-18 Richard Guenther <rguenther@suse.de>
8941 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8944 2010-01-18 Richard Guenther <rguenther@suse.de>
8946 PR tree-optimization/42781
8947 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8948 restrict processing only if the original variable was artificial.
8950 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8952 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8953 find number of popped argument bytes.
8955 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8956 Fix the text that describes the return value for invalid insns.
8958 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8960 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8961 Clarify what 'cost of the -dependence' is. Fix quoting.
8963 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8964 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8966 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8968 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8969 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8971 2010-01-17 Richard Guenther <rguenther@suse.de>
8974 * function.c (split_complex_args): Take a VEC to modify.
8975 (assign_parms_augmented_arg_list): Build a VEC instead of
8976 a chain of PARM_DECLs.
8977 (assign_parms_unsplit_complex): Take a VEC of arguments.
8978 Do not fixup unmodified parms.
8979 (assign_parms): Deal with the VEC.
8980 (gimplify_parameters): Likewise.
8982 2010-01-17 Richard Guenther <rguenther@suse.de>
8984 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8985 node existence check.
8986 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8987 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8988 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8989 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8990 (gimple_execute_on_growing_pred): Likewise.
8992 2010-01-17 Richard Guenther <rguenther@suse.de>
8994 PR tree-optimization/42773
8995 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8996 (compute_antic_aux): Likewise.
8997 (compute_partial_antic_aux): Likewise.
8999 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9002 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9005 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9007 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9010 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9011 Fix markup for strict argument.
9013 (TARGET_SCHED_REORDER2): Fix argument types.
9015 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9016 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9018 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9019 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9021 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9024 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9025 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9026 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9027 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9028 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9030 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9032 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9034 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9035 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9037 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9039 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9042 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9044 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9045 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9047 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9049 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9051 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9052 referring to it. Fix language.
9054 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9056 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9058 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9060 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9062 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9063 '@var{stream}. Remove stray 'and'.
9065 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9067 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9069 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9071 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9072 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9074 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9075 Fix description of return value.
9076 Rename argument "sz" to "len."
9078 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9079 Clarify meaning of 'true' return value.
9081 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9083 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9084 rep_mode versus mode_rep.
9086 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9088 (TARGET_BUILTIN_DECL): Fix name.
9090 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9092 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9094 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9096 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9098 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9100 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9103 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9104 Rename argument tm_fn to md_fn.
9106 (TARGET_OPTION_PRINT): Fix argument list.
9108 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9111 * config/i386/i386.c (ix86_fixup_binary_operands):
9112 Revert FMA4 fixup of operands.
9114 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9117 * Makefile.in (write_entries_to_file, install-plugin):
9118 Use \012 instead of \n with tr.
9120 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9122 * configure.ac (HAVE_AS_REF): New C macro.
9123 * configure: Regenerate.
9124 * config.in: Likewise.
9125 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9127 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9130 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9132 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9134 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9136 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9138 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9140 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9142 (TARGET_BINDS_LOCAL_P): Fix argument type.
9144 (TARGET_ASM_FILE_END): Use prototype.
9146 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9148 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9150 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9152 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9154 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9155 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9157 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9158 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9160 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9161 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9162 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9163 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9165 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9167 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9169 (TARGET_INIT_BUILTINS): Use prototype.
9171 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9172 Put 'const char *' in braces. Fix parameter types.
9173 (TARGET_INVALID_CONVERSION): Fix parameter types.
9174 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9175 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9177 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9180 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9182 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9184 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9186 * doc/tm.texi (TARGET_HELP): Fix return type.
9188 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9189 in braces. Fix argument types.
9191 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9193 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9195 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9197 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9198 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9200 (TARGET_MANGLE_TYPE): Fix argument types.
9202 (TARGET_IRA_COVER_CLASSES): Use prototype.
9204 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9206 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9208 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9210 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9212 (TARGET_CALLEE_COPIES): Fix argument types.
9214 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9216 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9218 (TARGET_FUNCTION_VALUE): Fix argument types.
9220 (TARGET_RETURN_IN_MSB): Fix argument type.
9222 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9224 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9226 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9228 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9229 agree with return type.
9231 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9233 2010-01-15 Jing Yu <jingyu@google.com>
9235 PR rtl-optimization/42691
9236 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9237 a pseudo to a constant and are merged, and adjust comments.
9239 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9241 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9243 2010-01-15 Richard Guenther <rguenther@suse.de>
9246 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9247 labels of computed or non-local gotos to the destination.
9248 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9249 landing pad label is the first label.
9251 2010-01-15 Richard Guenther <rguenther@suse.de>
9253 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9255 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9258 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9259 to allow generation of the xssqrtdp instruction on power7.
9260 (sqrtdf2_fpr): Ditto.
9262 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9265 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9266 functions with noreturn attribute.
9269 * varasm.c (declare_weak): Add weak attribute to decl if it
9270 doesn't have one already.
9271 (assemble_external): Only add decls to weak_decls if they also
9272 have weak attribute.
9274 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9276 * var-tracking.c (var_reg_delete): Don't delete the association
9277 between REGs and values or one-part variables if the register
9280 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9283 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9284 because its first operand is a non-localized variable.
9286 2010-01-14 Martin Jambor <mjambor@suse.cz>
9288 PR tree-optimization/42706
9289 * tree-sra.c (encountered_recursive_call): New variable.
9290 (encountered_unchangable_recursive_call): Likewise.
9291 (sra_initialize): Initialize both new variables.
9292 (callsite_has_enough_arguments_p): New function.
9293 (scan_function): Call decl and flags check only for IPA-SRA, check
9294 whether there is a recursive call and whether it has enough arguments.
9295 (all_callers_have_enough_arguments_p): New function.
9296 (convert_callers): Look for recursive calls only when
9297 encountered_recursive_call is set.
9298 (ipa_early_sra): Bail out either if
9299 !all_callers_have_enough_arguments_p or
9300 encountered_unchangable_recursive_call.
9302 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9304 * sel-sched.c: Add 2010 to copyright years.
9305 * sel-sched-ir.c: Likewise.
9306 * sel-sched-ir.h: Likewise.
9308 2010-01-14 Martin Jambor <mjambor@suse.cz>
9310 PR tree-optimization/42714
9311 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9312 constructors specially.
9314 2010-01-14 Andi Kleen <ak@linux.intel.com>
9316 * config/i386/drivers-i386.c (detect_caches_intel):
9317 Add l2sizekb parameter and fill in.
9318 (host_detect_local_cpu): Add l2sizekb, fill in.
9319 Add Atom small cache heuristic.
9321 2010-01-14 Andi Kleen <ak@linux.intel.com>
9323 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9324 Add level3 parameter and fill in.
9325 (detect_caches_intel): Handle level3 cache.
9327 2010-01-14 Andi Kleen <ak@linux.intel.com>
9329 * config/i386/drivers-i386.c (host_detect_local_cpu):
9330 Fix core duo detection.
9332 2010-01-14 Andi Kleen <ak@linux.intel.com>
9334 * config/i386/drivers-i386.c (host_detect_local_cpu):
9337 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9339 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9340 (rs6000_variable_issue_1): this. Use...
9341 (rs6000_variable_issue): here. Reimplement. Print debug info.
9343 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9345 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9346 sel_restore_notes. Update all callers. Call reemit_notes
9349 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9351 PR rtl-optimization/42246
9352 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9355 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9357 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9358 all successors is the same as number of successors in current region.
9360 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9362 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9363 to rename is not separable. Otherwise check that its LHS is not NULL.
9365 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9367 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9369 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9371 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9372 available registers when failed to discover LHS register class.
9373 Fix indentation. Update comment.
9375 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9376 Alexander Monakov <amonakov@ispras.ru>
9378 PR rtl-optimization/42389
9379 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9381 (advance_state_on_fence): Likewise.
9382 (sel_target_adjust_priority): Print debug output only when
9383 sched_verbose >= 4, not 2.
9384 (get_expr_cost): Do not issue all unique insns on the next cycle.
9385 (fill_insns): Initialize can_issue_more from the value saved
9387 * sel-sched-ir.c (flist_add): New parameter issue_more.
9388 Init FENCE_ISSUE_MORE with it.
9389 (merge_fences): Likewise.
9390 (init_fences): Update call to flist_add.
9391 (add_to_fences, add_clean_fence_to_fences)
9392 (add_dirty_fence_to_fences): Likewise.
9393 (move_fence_to_fences): Update call to merge_fences.
9394 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9396 * sel-sched-ir.h (struct _fence): New field issue_more.
9397 (FENCE_ISSUE_MORE): New accessor macro.
9399 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9401 PR rtl-optimization/42388
9402 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9403 that have no predecessors nor successors. Do not call move_bb_info
9404 for empty blocks outside of current region.
9406 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9408 PR rtl-optimization/42294
9409 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9410 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9411 originators' originators.
9413 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9415 PR rtl-optimization/39453
9416 PR rtl-optimization/42246
9417 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9419 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9421 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9422 Alexander Monakov <amonakov@ispras.ru>
9425 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9426 (maybe_tidy_empty_bb): ... here. Make static. Add new
9427 argument. Update all callers.
9428 (tidy_control_flow): ... and here. Recompute topological order
9429 of basic blocks in region if necessary.
9430 (sel_redirect_edge_and_branch): Change return type. Return true
9431 if topological order might have been invalidated.
9432 (purge_empty_blocks): Export and move from...
9433 * sel-sched.c (purge_empty_blocks): ... here.
9434 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9435 (maybe_tidy_empty_bb): Delete prototype.
9436 (purge_empty_blocks): Declare.
9438 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9440 PR rtl-optimization/42249
9441 * sel-sched.c (try_replace_dest_reg): When chosen register
9442 and original register is the same, do not bail out early, but
9443 still check all original insns for validity of replacing destination
9444 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9447 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9450 Port from no-undefined-overflow branch:
9451 2009-03-09 Richard Guenther <rguenther@suse.de>
9453 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9455 2010-01-14 Richard Guenther <rguenther@suse.de>
9458 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9460 2010-01-14 Ira Rosen <irar@il.ibm.com>
9462 PR tree-optimization/42709
9463 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9464 as scalar type in creation of constant vector operand.
9466 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9469 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9470 (check-parallel-%): Match `testsuite' directory component only
9473 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9475 PR translation/39521
9476 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9479 2010-01-13 Richard Guenther <rguenther@suse.de>
9481 PR tree-optimization/42730
9482 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9485 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9488 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9489 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9492 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9494 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9495 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9496 ___umulsi3_highpart.
9498 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9499 rather than schedule_insns if the pass is enabled.
9501 2010-01-13 Martin Jambor <mjambor@suse.cz>
9503 PR tree-optimization/42704
9504 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9507 2010-01-13 Martin Jambor <mjambor@suse.cz>
9509 PR tree-optimization/42703
9510 * tree-sra.c (analyze_access_subtree): Check that we can build a
9511 reference to the original data within the aggregate.
9513 2010-01-13 Richard Guenther <rguenther@suse.de>
9515 PR tree-optimization/42705
9516 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9518 2010-01-13 Richard Guenther <rguenther@suse.de>
9521 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9523 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9526 * var-tracking.c (values_to_unmark): New variable.
9527 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9528 values_to_unmark vector. Moved body to...
9529 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9530 instead queue it into values_to_unmark vector.
9531 (vt_find_locations): Free values_to_unmark vector.
9533 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9535 * config/s390/s390.c (override_options): Set
9536 default of max-pending-list-length to 256
9538 2010-01-13 Richard Guenther <rguenther@suse.de>
9541 * tree-pass.h (PROP_gimple_lcx): New.
9542 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9543 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9544 before the final cleanup_eh.
9545 (dump_properties): Dump PROP_gimple_lcx.
9546 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9547 (tree_lower_complex_O0): Remove.
9548 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9549 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9550 tree_lower_complex, schedule TODO_update_ssa.
9551 * lto-streamer-out.c (output_function): Stream the functions
9553 * lto-streamer-in.c (input_function): Likewise.
9554 (lto_read_body): Do not override them here.
9556 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9559 * c-typeck.c (build_c_cast): Fold value cast to union type before
9560 wrapping it in a CONSTRUCTOR.
9562 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9564 PR rtl-optimization/42699
9565 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9568 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9570 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9571 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9572 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9573 SUBTARGET_WARN_UNUSED_SPEC): ... here
9574 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9576 2010-01-12 Julian Brown <julian@codesourcery.com>
9578 * config/arm/neon-schedgen.ml (Utils): Don't try to
9579 open missing module.
9580 (find_with_result): New.
9582 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9585 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9586 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9588 PR tree-optimization/42645
9589 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9590 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9591 decl_map, set processing_debug_stmt to -1 and return name without
9594 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9596 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9597 binutils version, and reword target configuration description.
9599 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9601 * config/avr/avr.h (LINKER_NAME): Remove.
9603 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9606 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9607 that support VSX, warn for -mno-altivec if vsx is not disabled,
9610 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9611 Shujing Zhao <pearly.zhao@oracle.com>
9613 PR translation/42469
9614 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9615 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9616 character between option name and help text.
9617 * c.opt (imultilib): Likewise.
9619 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9621 * lto-streamer-out.c (output_unreferenced_globals): Output static
9624 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9626 PR rtl-optimization/42621
9627 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9628 optimizing for size.
9629 (duplicate_computed_gotos): Remove now-redundant check.
9631 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9634 * configure.ac: Save and restore LDFLAGS and LIBS
9635 * configure: Regenerate.
9637 2010-01-10 Richard Guenther <rguenther@suse.de>
9640 * builtins.c (fold_builtin_strlen): Add type argument and
9641 convert the resulting length to it.
9642 (fold_builtin_1): Adjust.
9644 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9646 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9647 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9649 (num_insns_constant_wide): Adjust for that change.
9651 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9654 * web.c (union_defs): Add used argument, to combine uses of
9656 (entry_register): Adjust type and tests of used argument.
9657 (web_main): Widen used for new use. Pass it to union_defs.
9658 * df.h (union_defs): Adjust prototype.
9660 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9663 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9664 uses in new incoming argument. Free body.
9665 (reset_debug_uses_in_loop): New.
9666 (analyze_insn_to_expand_var): Call the latter if the former found
9667 anything. Fix whitespace. Reject invalid dest overlaps before
9668 going through all insns in the loop.
9670 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9673 * haifa-sched.c (dying_use_p): Debug insns don't count.
9675 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9678 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9679 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9680 (verify_gimple_call): Reject LHS in noreturn calls.
9682 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9686 * tree-vect-loop-manip.c (adjust_info): New type.
9687 (adjust_vec): New pointer to vector.
9688 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9689 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9690 (slpeel_update_phis_for_duplicate_loop): Use them.
9691 (slpeel_update_phi_nodes_for_guard1): Likewise.
9692 (slpeel_update_phi_nodes_for_guard2): Likewise.
9693 (slpeel_tree_peel_loop_to_edge): Likewise.
9694 (vect_update_ivs_after_vectorizer): Likewise.
9696 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9698 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9699 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9701 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9703 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9704 bogus uninitialized warning.
9706 2010-01-09 Richard Guenther <rguenther@suse.de>
9709 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9710 the evolution is compatible with the initial condition.
9712 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9714 * gcc.c (process_command): Update copyright notice dates.
9715 * gcov.c (print_version): Likewise.
9716 * gcov-dump.c (print_version): Likewise.
9717 * mips-tfile.c (main): Likewise.
9718 * mips-tdump.c (main): Likewise.
9720 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9723 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9725 (rotlhi3_8): Delete.
9727 (rotlsi3_8): Delete.
9728 (rotlsi3_16): Delete.
9729 (rotlsi3_24): Delete.
9731 (*rotw<mode>3): New.
9732 (*rotb<mode>3): New.
9733 * config/avr/avr.c (avr_rotate_bytes): New function.
9734 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9736 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9739 * configure.ac: Modify -rdynamic check.
9740 * configure: Regenerate.
9742 2010-01-08 DJ Delorie <dj@redhat.com>
9744 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9745 register popping order.
9747 2010-01-08 Richard Guenther <rguenther@suse.de>
9750 * c.opt (fsigned-char): Also let LTO handle this option.
9751 (funsigned-char): Likewise.
9753 2010-01-07 Richard Guenther <rguenther@suse.de>
9755 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9756 (gimple_op): Likewise.
9757 (gimple_op_ptr): Likewise.
9758 (gimple_assign_set_lhs): Remove gcc_assert.
9759 (gimple_assign_set_rhs1): Likewise.
9760 (gimple_assign_set_rhs2): Likewise.
9761 (gimple_call_set_lhs): Likewise.
9762 (gimple_call_set_fn): Likewise.
9763 (gimple_call_set_fndecl): Likewise.
9764 (gimple_call_fndecl): Likewise.
9765 (gimple_call_return_type): Likewise.
9766 (gimple_call_set_chain): Likewise.
9767 (gimple_call_num_args): Likewise.
9768 (gimple_call_set_arg): Likewise.
9769 (gimple_cond_set_code): Likewise.
9770 (gimple_cond_set_lhs): Likewise.
9771 (gimple_cond_set_rhs): Likewise.
9772 (gimple_cond_set_true_label): Likewise.
9773 (gimple_cond_set_false_label): Likewise.
9774 (gimple_label_set_label): Likewise.
9775 (gimple_goto_set_dest): Likewise.
9776 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9777 (gimple_debug_bind_get_value): Likewise.
9778 (gimple_debug_bind_get_value_ptr): Likewise.
9779 (gimple_debug_bind_set_var): Likewise.
9780 (gimple_debug_bind_set_value): Likewise.
9781 (gimple_debug_bind_reset_value): Likewise.
9782 (gimple_debug_bind_has_value_p): Likewise.
9783 (gimple_return_retval_ptr): Remove gcc_assert.
9784 (gimple_return_retval): Likewise.
9785 (gimple_return_set_retval): Likewise.
9786 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9787 (safe_referenced_var_iterator): Remove.
9788 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9789 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9790 (fill_referenced_var_vec): Remove.
9791 (first_readonly_imm_use): Remove redundant gcc_assert.
9792 (phi_arg_index_from_use): Combine gcc_asserts.
9793 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9794 (first_imm_use_stmt): Remove redundant gcc_assert.
9795 * tree-cfg.c (verify_gimple_call): Verify function and chain
9796 operands. Verify arguments.
9797 (verify_types_in_gimple_stmt): Verify condition code and labels.
9799 2010-01-07 Richard Guenther <rguenther@suse.de>
9801 PR tree-optimization/42641
9802 * sese.c (rename_map_elt_info): Use the SSA name version, do
9805 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9807 PR tree-optimization/42625
9808 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9809 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9811 2010-01-07 Duncan Sands <baldrick@free.fr>
9813 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9815 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9818 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9819 note itself is not function_invariant_p.
9821 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9823 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9824 Do not add the DF_NOTE problem.
9825 * store-motion.c (execute_rtl_store_motion): Likewise.
9827 2010-01-07 Martin Jambor <mjambor@suse.cz>
9829 PR tree-optimization/42157
9830 * tree-sra.c (compare_access_positions): Stabilize sort if both
9831 accesses have integer types, return zero immediately if they are the
9834 2010-01-06 Richard Henderson <rth@redhat.com>
9837 * haifa-sched.c (add_to_note_list): Merge into ...
9838 (concat_note_lists): ... here, and ...
9839 (unlink_other_notes, rm_other_notes): Merge into...
9840 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9841 NOTE_INSN_EPILOGUE_BEG.
9843 2010-01-06 Richard Guenther <rguenther@suse.de>
9845 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9846 not inline regular functions into always-inline functions.
9848 2010-01-06 Nick Clifton <nickc@redhat.com>
9850 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9851 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9853 (OVERRIDE_OPTIONS): Delete.
9854 (OPTIMIZATION_OPTIONS): Define.
9855 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9856 * config/rx/rx.c (rx_handle_option): Issue an error message if
9857 -mcpu=rx200 and -fpu are used together.
9858 (rx_set_optimization_options): New function. Issue an error
9859 message if an optimization attribute attempts to reset the FPU/
9860 math optimization pairing.
9861 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9862 * config/rx/rx.opt: Set the default to 32-bit doubles.
9863 * config/rx/t-rx: Add multilibs for -nofpu option.
9864 * doc/invoke.texi: Update documentation of RX options.
9866 2010-01-06 Richard Guenther <rguenther@suse.de>
9868 * tree-ssa-pre.c (name_to_id): New global.
9869 (alloc_expression_id): Simplify SSA name handling.
9870 (lookup_expression_id): Likewise.
9871 (init_pre): Zero name_to_id.
9872 (fini_pre): Free it.
9874 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9876 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9878 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9881 * config/i386/sse.md (smaxv2di3): New.
9882 (umaxv2di3): Likewise.
9883 (sminv2di3): Likewise.
9884 (uminv2di3): Likewise.
9886 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9889 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9890 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9891 (legitimize_tls_address): Likewise.
9892 (sparc_tls_referenced_p): Likewise.
9893 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9894 and adjust calls to legitimize_pic_address.
9895 (legitimate_constant_p) Use sparc_tls_referenced_p.
9896 (legitimate_pic_operand_p): Likewise.
9897 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9898 (sparc_tls_symbol_ref_1): Delete.
9899 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9900 (legitimize_tls_address): Make static, handle CONST patterns.
9901 (legitimize_pic_address): Make static, remove unused parameter and
9902 adjust recursive calls.
9903 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9904 and adjust call to legitimize_pic_address.
9905 (sparc_output_mi_thunk): Likewise.
9907 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9908 H.J. Lu <hongjiu.lu@intel.com>
9911 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9912 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9913 operands to make them signed.
9916 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9919 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9920 GTU to GT for V4SI and V2DI.
9922 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9923 (umin<mode>3): Removed.
9925 (uminv4si3): Likewise.
9927 2010-01-05 Martin Jambor <mjambor@suse.cz>
9929 PR tree-optimization/42462
9930 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9931 current_function_decl to helper functions and macros.
9933 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9936 * flags.h: Don't include real.h.
9937 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9938 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9939 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9940 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9941 * dominance.c: Update copyright.
9942 * gimple.c (walk_gimple_op): Remove inline.
9943 * tree-ssa-reassoc.c: Include real.h.
9944 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9945 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9947 2010-01-05 Nick Clifton <nickc@redhat.com>
9949 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9950 register to push into the stack frame when the accumulator has to
9951 be saved during interrupts.
9953 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9955 * doc/invoke.texi: Remove the documentation about option
9957 * common.opt (Wunreachable-code): Preserved for backward
9959 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9960 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9961 the backward compatibility flag section.
9963 2010-01-05 Richard Guenther <rguenther@suse.de>
9965 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9967 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9970 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9972 PR tree-optimization/42508
9973 * tree-sra.c (convert_callers): Check for recursive call
9974 by comparing cgraph nodes instead of decls.
9975 (modify_function): Call ipa_modify_formal_parameters also
9976 on all same_body aliases.
9978 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9979 cgraph nodes when checking for same_body aliases.
9981 2010-01-05 Richard Guenther <rguenther@suse.de>
9983 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9984 allocation and lookup.
9985 (get_or_alloc_expr_for_constant): Likewise.
9986 (phi_translate): Sink allocation.
9988 2010-01-04 Richard Guenther <rguenther@suse.de>
9990 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9991 a new entry only if needed.
9992 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9993 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9995 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9997 (phi_translate): Handle CONSTANTs early.
9999 2010-01-04 Martin Jambor <mjambor@suse.cz>
10001 PR tree-optimization/42398
10002 * tree-sra.c (struct access): Removed flag grp_different_types.
10003 (dump_access): Do not dump the removed flag.
10004 (sort_and_splice_var_accesses): Do not set the removed flag.
10005 (sra_modify_expr): Check for type compatibility directly.
10007 2010-01-04 Martin Jambor <mjambor@suse.cz>
10009 PR tree-optimization/42366
10010 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10011 edges with variable number of parameters.
10012 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10013 flag instead of asserting it.
10014 (ipa_read_node_info): Read uses_analysis_done flag.
10016 2010-01-04 Richard Guenther <rguenther@suse.de>
10018 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10019 iterative_hash_* as intended.
10020 (vn_reference_compute_hash): Likewise. Simplify hashing
10022 (vn_reference_lookup_2): Likewise.
10023 (vn_nary_op_compute_hash): Likewise.
10024 (vn_phi_compute_hash): Likewise.
10025 (expressions_equal_p): Remove strange code.
10026 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10027 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10028 (bitmap_insert_into_set_1): Take value-id as parameter.
10029 (add_to_value): Pass it.
10030 (bitmap_insert_into_set): Likewise.
10031 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10033 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10036 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10037 (do_self_spec): For switches with SWITCH_IGNORE set set also
10038 SWITCH_IGNORE_PERMANENTLY.
10039 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10042 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10044 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10045 tree of an unreferenced global var.
10047 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10050 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10051 GTU to GT for V4SI and V2DI.
10053 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10054 (umin<mode>3): Removed.
10056 (uminv4si3): Likewise.
10058 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10061 * collect2.c (main): Turn on trace in collect2 if -v is passed
10064 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10066 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10067 description of expression operand.
10069 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10071 * configure.ac: Add install-html to target_list for Make-hooks.
10072 * configure: Regenerate.
10073 * fortran/Make-lang.in (F95_HTMLFILES): New.
10074 (fortran.html): Use it.
10075 (fortran.install-html): New.
10076 * Makefile.in (install-html): Add lang.install-html.
10077 * java/Make-lang.in (JAVA_HTMLFILES): New.
10078 (java.html): Use it.
10079 (java.install-html): New.
10080 * objc/Make-lang.in (objc.install-html): New.
10081 * objcp/Make-lang.in (obj-c++.install-html): New.
10082 * cp/Make-lang.in (c++.install-html): New.
10083 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10084 * lto/Make-lang.in (lto.install-html): New.
10086 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10089 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10091 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10093 PR rtl-optimization/41862
10094 * store-motion.c (store_killed_in_insn, compute_store_table,
10095 remove_reachable_equiv_notes, replace_store_insn,
10096 build_store_vectors): Ignore all DEBUG_INSNs.
10098 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10101 * common.opt: Add dumpdir.
10103 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10105 (option_map): Add --dumpdir.
10107 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10109 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10111 * opts.c (decode_options): Try dump_dir_name first if
10112 dump_base_name isn't an absolute path.
10113 (common_handle_option): Handle OPT_dumpdir.
10115 * toplev.c (dump_dir_name): New.
10116 (print_switch_values): Also ignore -dumpdir.
10118 * toplev.h (dump_dir_name): New.
10120 2010-01-03 Richard Guenther <rguenther@suse.de>
10122 PR tree-optimization/42589
10123 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10124 double-word expansion of bswap32.
10126 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10128 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10129 with BLOCK_FOR_INSN.
10130 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10131 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10132 noce_process_if_block): Likewise.
10133 * gcse.c (compute_local_properties, insert_expr_in_table,
10134 insert_set_in_table, canon_list_insert, find_avail_set,
10135 pre_insert_copy_insn): Likewise.
10137 * basic-block.h (BLOCK_NUM): Move from here...
10138 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10140 2010-01-03 Richard Guenther <rguenther@suse.de>
10142 PR tree-optimization/42438
10143 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10144 contains_may_not_return_call flag.
10145 (BB_MAY_NOTRETURN): New.
10146 (valid_in_sets): Trapping nary operations are not valid
10147 in blocks that may not return.
10148 (insert_into_preds_of_block): Remove check for trapping expressions.
10149 (compute_avail): Compute also BB_MAY_NOTRETURN.
10151 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10153 * doc/invoke.texi: Add 2010 to copyright years.
10155 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10157 * config/sparc/sparc.c: Fix formatting nits.
10159 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10160 Alexander Monakov <amonakov@ispras.ru>
10162 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10164 2010-01-02 Richard Guenther <rguenther@suse.de>
10166 PR middle-end/42577
10167 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10168 (simplify_switch_using_ranges): Mark to be removed edges
10171 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10173 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10175 * collect2.c (scan_libraries): Add missing argument in call to
10178 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10181 * config/alpha/predicates.md (aligned_memory_operand): Return false
10183 (unaligned_memory_operand): Return true for CQImode.
10184 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10185 doesn not cross aligned SImode word boundary.
10187 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10189 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10191 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10192 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10194 2010-01-02 Richard Guenther <rguenther@suse.de>
10197 * toplev.c (compile_file): Emit LTO marker properly. Change
10198 it to __gnu_lto_v1.
10199 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10201 2010-01-01 Richard Guenther <rguenther@suse.de>
10204 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10206 2010-01-01 Richard Guenther <rguenther@suse.de>
10209 * c-decl.c (grokdeclarator): For zero-size arrays force
10210 structural equality checks as layout_type does.
10212 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10214 * builtins.c: Update copyright to 2010.
10216 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10219 * lto-streamer-out.c (produce_asm): Revert the last change.
10220 (copy_function): Likewise.
10222 * lto-streamer.c (lto_get_section_name): Skip any leading
10225 2010-01-01 Richard Guenther <rguenther@suse.de>
10227 PR middle-end/42559
10228 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10232 Copyright (C) 2010 Free Software Foundation, Inc.
10234 Copying and distribution of this file, with or without modification,
10235 are permitted in any medium without royalty provided the copyright
10236 notice and this notice are preserved.