1 2010-05-19 James E. Wilson <wilson@codesourcery.com>
4 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
5 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
8 2010-05-19 Joseph Myers <joseph@codesourcery.com>
10 * diagnostic.c (FLOAT, FFS): Don't undefine.
11 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
12 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
15 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
17 * combine.c (propagate_for_debug): Call make_compound_operation
19 (try_combine): When implementing a split chosen by find_split_point,
20 either copy i2src or set it to null. Assert that i2src is not null
21 before substituting into CALL_INSN_FUNCTION_USAGE.
23 2010-05-19 Anatoly Sokolov <aesok@post.ru>
25 * double-int.h (double_int_ior): New function.
26 * tree.h (build_int_cst_wide_type): Remove.
27 * tree.c (build_int_cst_wide_type): Remove.
28 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
29 of build_int_cst_wide_type.
30 * stor-layout.c (set_sizetype): (Ditto.).
31 * dojump.c (do_jump): Use build_int_cstu instead of
32 build_int_cst_wide_type.
34 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
36 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
37 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
38 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
39 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
40 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
41 propagate the 'data' argument to copy_tree_r.
42 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
43 Propagate 'data' argument to walk_tree.
44 (copy_if_shared): New function.
45 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
46 (unmark_visited): New function.
47 (unshare_body): Call copy_if_shared instead of doing it manually.
48 (unvisit_body): Call unmark_visited instead of doing it manually.
50 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
52 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
53 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
55 * target-def.h (TARGET_FOLD_BUILTIN): Define to
56 hook_tree_tree_int_treep_bool_null.
57 * target.h: (struct gcc_target): Update signature of fold_builtin
59 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
60 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
61 instead of the call expression.
62 (fold_builtin_call_array): Pass n and argarray directly.
63 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
65 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
66 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
67 `i' and use it in place of `arity'.
68 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
69 Dereference `args' directly.
70 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
72 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
74 * doc/sourcebuild.texi (Effective-Target Keywords): Document
76 (Directives): Document optional dg-require-effective-target
79 2010-05-19 Richard Guenther <rguenther@suse.de>
82 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
84 2010-05-19 Richard Guenther <rguenther@suse.de>
86 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
87 * common.opt (fwhopr=): New.
88 * opts.c (common_handle_option): Handle OPT_fwhopr.
89 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
90 * collect2.c (main): Match -fwhopr*.
91 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
92 Execute ltrans stage in parallel when jobs is bigger than 1.
94 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
96 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
97 pentiumpro on Solaris 8/x86 with Sun as.
98 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
100 (gcc_cv_as_ix86_quad): Check for .quad directive.
101 * configure: Regenerate.
102 * config.in: Regenerate.
103 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
105 2010-05-19 Martin Jambor <mjambor@suse.cz>
107 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
108 also for indirect edges. Actual printing moved...
109 (ipa_print_node_jump_functions_for_edge): ...here.
110 (ipa_compute_jump_functions): Renamed to
111 ipa_compute_jump_functions_for_edge and made static.
112 (ipa_compute_jump_functions): New function.
113 (make_edge_direct_to_target): Check if the number of arguments on
114 the newly direct edge is the same as the number of parametrs of
116 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
117 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
118 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
119 analysis functions unconditionally, call the new
120 ipa_analyze_params_uses on the node instead of every edge.
122 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
124 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
126 (dump_mem_ref): Adopt debug code to handle a tree as step. This
127 also checks for a constant int vs. non-constant but
128 loop-invariant steps.
129 (find_or_create_group): Change the sort algorithm to only consider
130 steps that are constant ints.
131 (idx_analyze_ref): Adopt code to handle a tree instead of a
132 HOST_WIDE_INT for step.
133 (gather_memory_references_ref): Handle tree instead of int and be
134 prepared to see a NULL_TREE.
135 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
136 prefetches if the step cannot be calculated at compile time.
137 (issue_prefetch_ref): Issue prefetches for non-constant but
138 loop-invariant steps.
140 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
143 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
145 * tree.h (build_call_list): Remove.
146 * tree.c (build_call_list): Remove.
148 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
150 * tree.h (build_call_list): Remove.
151 * tree.c (build_call_list): Remove.
153 2010-05-18 Jan Hubicka <jh@suse.cz>
155 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
157 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
159 PR rtl-optimization/43332
160 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
162 2010-05-18 Anatoly Sokolov <aesok@post.ru>
164 * tree.h (build_int_cstu): Implement as static inline.
165 * tree.c (build_int_cstu): Remove function.
166 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
169 2010-05-18 Richard Guenther <rguenther@suse.de>
172 * lto-wrapper.c (verbose): New variable. Initialize from -v.
173 (debug): Initialize from -save-temps.
174 (collect_execute): Print command-line when verbose.
175 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
176 for ltrans invocation. Produce -dumpbase flag again.
177 (process_args): Remove.
179 * collect2.c (maybe_run_lto_and_relink): Only pass object
180 files to lto-wrapper.
181 * gcc.c (LINK_COMMAND_SPEC): Likewise.
183 2010-05-18 Jan Hubicka <jh@suse.cz>
185 * opts.c (decode_options): Do not disable whopr at ipa_cp.
186 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
188 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
191 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
193 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
196 2010-05-18 Jakub Jelinek <jakub@redhat.com>
199 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
202 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
204 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
205 lto-macho as lto_binary_reader.
207 * darwin.c (darwin_asm_named_section): Do not add assembler comment
208 after .section directive; just print it before the directive instead.
210 2010-05-17 Jan Hubicka <jh@suse.cz>
212 * cgraph.c (cgraph_create_virtual_clone): Only check
213 versionable_function_p when not in wpa and checking is enabled.
214 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
215 there are no more functions to materialize.
217 2010-05-17 Jan Hubicka <jh@suse.cz>
219 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
220 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
222 (output_cgraph): Call output_cgraph_opt_summary.
223 (input_cgrpah): Call input_cgraph_opt_summary.
224 (output_cgraph_opt_summary_p, output_node_opt_summary,
225 input_node_opt_summary, input_cgraph_opt_section): New functions.
226 * lto-section-in.c (lto_section_name): Add cgraphopt.
227 * tree-inline.c (tree_function_versioning): Handle parm_num.
228 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
229 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
231 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
233 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
234 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
235 the insn to prefetch ratio heuristic to loops with known trip count.
237 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
239 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
240 (schedule_prefetches): Do not generate a prefetch if the unroll factor
241 is far from what is required by the prefetch.
243 2010-05-17 Jan Hubicka <jh@suse.cz>
245 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
246 (ipcp_estimate_growth): Likewise.
247 (ipcp_const_param_count): Likewise.
248 (ipcp_insert_stage): Likewise.
249 * ipa-prop.c (visit_load_for_mod_analysis): New function.
250 (visit_store_addr_for_mod_analysis): Set used flag.
251 (ipa_detect_param_modifications): Set used flag for SSE params;
252 update use of walk_stmt_load_store_addr_ops.
253 (ipa_print_node_params): Print used flag.
254 (ipa_write_node_info): Stream used flag.
255 (ipa_read_node_info): Likewise.
256 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
257 (ipa_is_param_used): New function.
258 (lto_ipa_fixup_call_notes): Remove unused declaration.
260 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
263 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
264 * configure: Regenerate.
265 * config.in: Regenerate.
266 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
267 !HAVE_AS_IX86_REP_LOCK_PREFIX.
268 Don't emit whitespace.
269 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
270 (*rep_movsi): Likewise.
271 (*rep_movsi_rex64): Likewise.
272 (*rep_movqi): Likewise.
273 (*rep_movqi_rex64): Likewise.
274 (*rep_stosdi_rex64): Likewise.
275 (*rep_stossi): Likewise.
276 (*rep_stossi_rex64): Likewise.
277 (*rep_stosqi): Likewise.
278 (*rep_stosqi_rex64): Likewise.
279 (*cmpstrnqi_nz_1): Use {%;} after repz.
280 (*cmpstrnqi_nz_rex_1): Likewise.
281 (*cmpstrnqi_1): Likewise.
282 (*cmpstrnqi_rex_1): Likewise.
283 (*strlenqi_1): Use {%;} after repnz.
284 (*strlenqi_rex_1): Likewise.
285 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
286 (*sync_compare_and_swap<mode>): Likewise.
287 (sync_double_compare_and_swap<mode>): Likewise.
288 (*sync_double_compare_and_swapdi_pic): Likewise.
289 (sync_old_add<mode>): Likewise.
290 (sync_add<mode>): Likewise.
291 (sync_sub<mode>): Likewise.
292 (sync_<code><mode>): Likewise.
294 2010-05-17 Martin Jambor <mjambor@suse.cz>
296 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
297 otr_token and polymorphic.
298 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
299 (cgraph_clone_edge): Copy the above fields.
300 * tree.c (get_binfo_at_offset): New function.
301 * tree.h (get_binfo_at_offset): Declare.
302 * ipa-prop.h (enum jump_func_type): Added known_type jump function
303 type, reordered items, updated comments.
304 (union jump_func_value): Added base_type field, reordered fields.
305 (enum ipa_lattice_type): Moved down in the file.
306 (struct ipa_param_descriptor): New field polymorphic.
307 (ipa_is_param_polymorphic): New function.
308 * ipa-prop.c: Include gimple.h and gimple-fold.h.
309 (ipa_print_node_jump_functions): Print known type jump functions.
310 (compute_complex_pass_through): Renamed to...
311 (compute_complex_assign_jump_func): this.
312 (compute_complex_ancestor_jump_func): New function.
313 (compute_known_type_jump_func): Likewise.
314 (compute_scalar_jump_functions): Create known type and complex ancestor
316 (ipa_note_param_call): New parameter polymorphic, set the corresponding
317 flag in the call note accordingly.
318 (ipa_analyze_call_uses): Renamed to...
319 (ipa_analyze_indirect_call_uses): this. New parameter target, define
320 variable var only in the block where it is used.
321 (ipa_analyze_virtual_call_uses): New function.
322 (ipa_analyze_call_uses): Likewise.
323 (combine_known_type_and_ancestor_jfs): Likewise.
324 (update_jump_functions_after_inlining): Implemented handling of a
325 number of new jump function types combination.
326 (print_edge_addition_message): Removed.
327 (make_edge_direct_to_target): New function.
328 (try_make_edge_direct_simple_call): Likewise.
329 (try_make_edge_direct_virtual_call): Likewise.
330 (update_call_notes_after_inlining): Renamed to...
331 (update_indirect_edges_after_inlining): this. Moved edge creation for
332 indirect calls to try_make_edge_direct_simple_call, also calls
333 try_make_edge_direct_virtual_call for virtual calls.
334 (ipa_print_node_params): Changed the header message.
335 (ipa_write_jump_function): Stream also known type jump functions.
336 (ipa_read_jump_function): Likewise.
337 (ipa_write_indirect_edge_info): Stream new fields in
338 cgraph_indirect_call_info.
339 (ipa_read_indirect_edge_info): Likewise.
340 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
343 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
345 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
347 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
349 * tree.h (CALL_EXPR_ARGS): Delete.
350 (call_expr_arglist): Delete.
351 * tree.c (call_expr_arglist): Delete.
352 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
353 targetm.fold_builtin.
354 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
355 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
356 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
357 arglist parameter. Use CALL_EXPR_ARG.
358 (picochip_expand_builtin_3op): Likewise.
359 (picochip_expand_builtin_2opvoid): Likewise.
360 (picochip_expand_array_get): Likewise.
361 (picochip_expand_array_put): Likewise.
362 (picochip_expand_array_testport): Likewise.
363 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
365 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
367 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
368 than TREE_VALUE and TREE_CHAIN.
369 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
370 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
373 2010-05-17 Jakub Jelinek <jakub@redhat.com>
376 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
377 to have no fallthru edge.
380 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
381 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
382 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
383 add BARRIER after previous bb if needed.
385 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
387 * tree.c (build_function_type_list_1): Remove bogus assert condition.
389 2010-05-17 Alan Modra <amodra@gmail.com>
391 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
392 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
393 with copy_reg rtx param.
394 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
395 Correct cases where code for ABI_V4 did not initialise the reg
396 used to access frame. Also leave frame_reg_rtx as sp for large
397 frames that save no regs.
399 2010-05-17 Martin Jambor <mjambor@suse.cz>
402 * tree-sra.c (create_access_replacement): New parameter rename, mark
403 the replaement for renaming only when it is true.
404 (get_access_replacement): Pass true in the rename parameter of
405 create_access_replacement.
406 (get_unrenamed_access_replacement): New function.
407 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
408 replacement declaration from it.
410 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
412 * function.c (try_fit_stack_local, add_frame_space): New static
414 (assign_stack_local_1): Use them. Look for opportunities to use
415 space previously wasted on alignment.
416 * function.h (struct frame_space): New.
417 (struct rtl_data): Add FRAME_SPACE_LIST member.
418 * reload1.c (something_was_spilled): New static variable.
420 (reload): Test it in addition to testing if the frame size changed.
422 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
424 * config/s390/s390.c: Define sane prefetch settings and activate
425 flag_prefetch_loop_arrays on -O3.
426 * config/s390/s390.h: Declare that read can use write prefetch.
428 2010-05-17 Jakub Jelinek <jakub@redhat.com>
430 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
433 2010-05-16 Jan Hubicka <jh@suse.cz>
435 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
436 function body; do not check stdarg field of struct function.
438 2010-05-16 Jan Hubicka <jh@suse.cz>
440 * cgraph.c (dump_cgraph_node): Dump versionable flag.
441 * cgraph.h (cgraph_local_info): Add versionable flag.
442 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
443 (ipcp_versionable_function_p): Use it.
444 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
447 2010-05-16 Jan Hubicka <jh@suse.cz>
449 * cgraph.c (cgraph_clone_node): Take decl argument and insert
450 clone into hash when it is different from orig.
451 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
452 * cgraph.h (cgraph_clone_node): Update prototype.
453 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
454 (lto_cgraph_encoder_delete): Delete body map.
455 (lto_cgraph_encoder_size): Move to header.
456 (lto_cgraph_encoder_encode_body_p,
457 lto_set_cgraph_encoder_encode_body): New.
458 (lto_output_node): Do not take written_decls argument; output clone_of
460 (add_node_to): Add include_body_argument; call
461 lto_set_cgraph_encoder_encode_body on master of the clone.
462 (add_references): Update use of add_node_to.
463 (compute_ltrans_boundary): Likewise.
464 (output_cgraph): Do not create written_decls bitmap.
465 (input_node): Take nodes argument; stream in clone_of correctly.
466 (input_cgraph_1): Update use of input_node.
467 * lto-streamer-out.c (lto_output): Use encoder info to decide
468 what bodies to output.
469 * ipa-inline.c (cgraph_clone_inlined_nodes,
470 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
471 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
472 (lto_cgraph_encoder_size): Define here.
473 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
476 2010-05-16 Richard Guenther <rguenther@suse.de>
478 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
480 * ipa-type-escape.c (gate_type_escape_vars): Run when
481 -fipa-struct-reorg runs.
482 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
483 * common.opt (fipa-type-escape): Remove.
485 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
487 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
488 (decode_options): Likewise.
489 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
491 2010-05-16 Jan Hubicka <jh@suse.cz>
493 * ipa.c (function_and_variable_visibility): Also bring local all
496 2010-05-16 Richard Guenther <rguenther@suse.de>
498 * alias.c (nonoverlapping_memrefs_p): Remove use of
499 IPA type-escape information.
501 2010-05-16 Joseph Myers <joseph@codesourcery.com>
503 * c-common.c (c_common_reswords): Add _Static_assert for C.
504 * c-parser.c (c_token_starts_declaration,
505 c_parser_next_token_starts_declaration,
506 c_parser_static_assert_declaration_no_semi,
507 c_parser_static_assert_declaration): New.
508 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
509 Handle static assertions if static_assert_ok.
510 (c_parser_external_declaration, c_parser_declaration_or_fndef,
511 c_parser_compound_statement_nostart, c_parser_label,
512 c_parser_for_statement, c_parser_objc_methodprotolist,
513 c_parser_omp_for_loop): All callers of
514 c_parser_declaration_or_fndef changed.
515 (c_parser_struct_declaration): Handle static assertions.
516 (c_parser_compound_statement_nostart): Use
517 c_parser_next_token_starts_declaration and
518 c_token_starts_declaration to detect start of declarations.
519 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
522 2010-05-16 Anatoly Sokolov <aesok@post.ru>
524 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
525 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
526 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
527 TARGET_FUNCTION_VALUE_REGNO_P): Define.
528 (mmix_function_outgoing_value): Rename to...
529 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
530 (mmix_function_value_regno_p): Make static.
531 (mmix_libcall_value): New function.
532 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
533 mmix_function_value_regno_p): Remove declaration.
535 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
537 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
538 BUILT_IN_ALLOCA if stack checking is enabled.
540 2010-05-16 Richard Guenther <rguenther@suse.de>
542 * var-tracking.c (vars_copy_1): Inline ...
543 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
544 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
545 (variable_merge_over_cur): Adjust. Merge asserts.
546 (variable_merge_over_src): Likewise.
547 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
548 (variable_post_merge_new_vals): Merge asserts.
549 (variable_post_merge_perm_vals): Likewise.
550 (find_mem_expr_in_1pdv): Likewise.
551 (dataflow_set_different_value): Remove.
552 (onepart_variable_different_p): Merge asserts.
553 (variable_different_p): Likewise.
554 (dataflow_set_different_1): Inline ...
555 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
556 (emit_notes_for_differences_1): Merge asserts.
558 2010-05-16 Richard Guenther <rguenther@suse.de>
560 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
561 * optabs.c (libfunc_decl_hash): Likewise.
562 * varasm.c (emutls_decl): Likewise.
564 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
566 * c-decl.c: Don't include gimple.h.
567 (merge_decls): Do not copy gimple_body.
569 2010-05-15 Jason Merrill <jason@redhat.com>
571 * c.opt: Add -fnothrow-opt.
573 2010-05-15 Jan Hubicka <jh@suse.cz>
575 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
577 * passes.c (ipa_write_summaries): Write all analyzed nodes.
579 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
581 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
582 * Makefile.in: Add it.
583 Fix all other Makefile dependencies for changes below.
584 * tree.h: Include it instead of defining VEC primitives here.
585 * gimple.h: Likewise.
587 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
588 * except.h: Include vecir.h, break dependence on tree.h.
590 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
592 * tree-iterator.c: ...to here.
593 * tree-iterator.h: Fix file introduction comment. Add extern markers.
595 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
597 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
598 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
599 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
600 tree-mudflap.h, and target.h.
601 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
602 predict.h, tree-inline.h, gimple.h, and langhooks.h.
603 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
604 Add FIXME for why gimple.h is still included (should be unnecessary
605 since GCC 4.5 gimplification unit-at-a-time).
606 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
607 * c-pragma.c: Add FIXME for why function.h needs to be included just
608 for cfun, at front-end level.
609 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
610 Do not include ggc.h, but include vecprim.h for VEC(char).
611 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
612 Explain why target.h is included.
613 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
614 Explain why gimple.h is included.
615 * c-ppoutput.c: Do not include tm.h.
616 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
617 * c-parses.c: Explain why rtl.h is included, and that this (and only
618 this) is also why tm.h must be included.
619 Do not include except.h.
620 * c-lang.c: Do not include ggc.h.
622 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
624 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
626 2010-05-15 Joseph Myers <joseph@codesourcery.com>
628 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
629 unions by default if those structs and unions have no tags. Do
630 not condition anonymous struct and unions handling on flag_iso.
631 Allow anonymous structs and unions for C1X.
632 (finish_struct): Do not diagnose lack of named fields when
633 anonymous structs and unions present for C1X. Accept flexible
634 array members in structure with anonymous structs or unions but no
635 directly named fields.
636 * doc/extend.texi (Unnamed Fields): Update.
638 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
640 * gimple.h (compare_field_offset): Rename into...
641 (gimple_compare_field_offset): ...this.
642 * gimple.c (compare_field_offset): Rename into...
643 (gimple_compare_field_offset): ...this. Compare the full access if
644 the offset is self-referential.
645 (gimple_types_compatible_p): Adjust for above renaming.
646 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
647 DECL_NONADDRESSABLE_P flag of fields before merging them.
649 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
651 * tree.h (ctor_to_list): Delete.
652 * tree.c (ctor_to_list): Delete.
654 2010-05-15 Jan Hubicka <jh@suse.cz>
656 * ipa-reference.c: Include toplev.h
657 (is_proper_for_analysis): Only add to all_module_statics
659 (write_node_summary_p, stream_out_bitmap,
660 ipa_reference_write_optimization_summary,
661 ipa_reference_read_optimization_summary): New.
662 (struct ipa_opt_pass_d pass_ipa_reference): Add
663 optimization summary streaming.
664 * lto-cgraph.c (referenced_from_this_partition_p,
665 reachable_from_this_partition_p): New functions.
666 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
667 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
668 * opts.c (decode_options): Enable ipa_reference.
669 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
670 * lto-streamer.h (referenced_from_this_partition_p,
671 reachable_from_this_partition_p): Declare.
673 2010-05-15 Richard Guenther <rguenther@suse.de>
675 PR tree-optimization/44038
676 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
677 taking the address of a V_C_E of a constant.
679 2010-05-14 Jan Hubicka <jh@suse.cz>
681 * tree.h (memory_identifier_string): Remove.
682 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
683 (ipa_reference_global_vars_info_d): Remove statics_not_read and
685 (ipa_reference_optimization_summary_d): New structure.
686 (ipa_reference_optimization_summary_t): New type and vector.
687 (ipa_reference_vars_info_d): Embedd structures instead of using
689 (reference_vars_to_consider): Remove out of GGC space.
690 (module_statics_escape): Remove.
691 (global_info_obstack): Rename to ...
692 (optimization_summary_obstack): ... this one.
693 (initialization_status_t): Remove.
694 (memory_identifier_string): Remove.
695 (get_reference_vars_info): Fix indenting.
696 (set_reference_vars_info): Likewise.
697 (get_reference_optimization_summary): New.
698 (set_reference_optimization_summary): New.
699 (get_global_reference_vars_info): Remove.
700 (ipa_reference_get_read_global): Remove.
701 (ipa_reference_get_written_global): Remove.
702 (ipa_reference_get_not_read_global): Update.
703 (ipa_reference_get_not_written_global): Update.
704 (is_proper_for_analysis): Outlaw addressable.
705 (propagate_bits): Update for new datastructures.
706 (analyze_variable): Remove.
707 (init_function_info): Update for new datastructures.
708 (clean_function_local_data): Remove.
709 (clean_function): Remove.
710 (copy_global_bitmap): Use optimizations_summary_obstack.
711 (duplicate_node_data): Duplicate optimization summary only.
712 (remove_node_data): Remove optimization summary only.
713 (generate_summary): Do not analyze variables; do not compute
714 module_statics_escape; do not prune solutions by it.
715 (read_write_all_from_decl): Fix typos in comments.
716 (propagate): Doscover readonly and nonaddressable first;
717 update for new datastructures; share global bitmaps.
718 * ipa-reference.h (ipa_reference_get_read_global,
719 ipa_reference_get_written_global): Remove.
720 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
721 * Makefile.in: Remove ipa-refereference from GT files.
723 2010-05-14 Jakub Jelinek <jakub@redhat.com>
726 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
727 for all SYMBOL_REF_DECLs.
729 2010-05-14 Jan Hubicka <jh@suse.cz>
731 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
732 (varpool_all_refs_explicit_p): New inline function.
733 * ipa-reference.c: Update comment.
734 (module_statics_written): Remove.
735 (get_static_decl): Remove.
736 (ipa_init): Do not initialize module_statics_written.
737 (analyze_function): Likewise.
738 (generate_summary): Likewise; do not compute module_statics_readonly
739 and do not update variable flags.
740 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
741 * ipa.c: Inlucde flags.h
742 (cgraph_local_node_p): New.
743 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
744 promote functions to local.
745 (ipa_discover_readonly_nonaddressable_vars): New function.
746 (function_and_variable_visibility): Use cgraph_local_node_p.
747 * varpool.c (varpool_finalize_decl): Set force_output for
748 DECL_PRESERVE_P vars.
750 2010-05-14 Jan Hubicka <jh@suse.cz>
752 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
754 2010-05-14 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/44119
757 * tree-ssa-pre.c (eliminate): Properly mark replacement of
758 a PHI node necessary.
760 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
762 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
764 2010-05-14 Jason Merrill <jason@redhat.com>
767 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
768 (gimple_call_set_nothrow): New.
769 * gimple.c (gimple_build_call_from_tree): Call it.
770 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
773 * gimplify.c (gimplify_seq_add_stmt): No longer static.
774 * gimple.h: Declare it.
775 * gimple.c (gimple_build_eh_filter): No ops.
777 2010-05-14 Jan Hubicka <jh@suse.cz>
779 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
780 nodes already in queue.
781 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
784 2010-05-14 Jakub Jelinek <jakub@redhat.com>
787 * cfgexpand.c (expand_debug_expr): If non-memory op0
788 has BLKmode, return NULL.
790 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
792 * config.gcc: Add support for --with-cpu option for bdver1.
793 * config/i386/i386.h (TARGET_BDVER1): New macro.
794 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
795 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
796 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
797 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
798 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
799 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
800 (processor_type): Add PROCESSOR_BDVER1.
801 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
802 processor_type in config/i386/i386.h.
803 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
804 movaps <reg, reg> instead of movapd <reg, reg> when replacing
805 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
806 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
807 to emit packed xor instead of packed double/packed integer
808 xor for SSE and AVX when moving a zero value.
809 * config/i386/sse.md: Add check for
810 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
811 movapd/movdqa for SSE and AVX.
812 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
813 single logical operations i.e and, or and xor instead of packed double
814 logical operations for SSE and AVX.
815 * config/i386/i386-c.c (ix86_target_macros_internal):
816 Add PROCESSOR_BDVER1.
817 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
818 (has_fma4, has_xop): New.
819 * config/i386/i386.c (bdver1_cost): New variable.
820 (m_BDVER1): New macro.
821 (m_AMD_MULTIPLE): Add m_BDVER1.
822 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
823 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
824 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
825 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
826 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
827 x86_tune_sse_partial_reg_dependency,
828 x86_tune_sse_unaligned_load_optimal,
829 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
830 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
831 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
832 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
833 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
834 Enable/disable for bdver1.
835 (processor_target_table): Add bdver1_cost.
836 (cpu_names): Add bdver1.
837 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
838 processor_alias_table.
839 (ix86_expand_vector_move_misalign): Change.
840 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
841 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
842 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
843 of movupd/movdqu for SSE and AVX.
844 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
845 (ix86_tune_adjust_cost): Add code for bdver1.
846 (standard_sse_constant_opcode): Add check for
847 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
848 of packed double xor for SSE and AVX.
850 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
852 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
855 2010-05-14 Tristan Gingold <gingold@adacore.com>
857 * toplev.c (default_debug_hooks): Remove this variable.
858 (process_options): Remove assignments to default_debug_hooks.
860 2010-05-14 Martin Jambor <mjambor@suse.cz>
862 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
863 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
864 * langhooks.h (struct lang_hooks_for_decls): Removed field
866 * tree.c (free_lang_data): Remove assignment to
867 lang_hooks.fold_obj_type_ref.
868 * tree.def (OBJ_TYPE_REF): Update comment.
870 2010-05-14 Richard Guenther <rguenther@suse.de>
872 PR tree-optimization/44124
873 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
875 2010-05-14 Alan Modra <amodra@gmail.com>
878 * config/rs6000/rs6000.c (struct machine_function): Reorder
879 fields for better packing. Add lr_save_state.
880 (rs6000_ra_ever_killed): Return lr_save_state if set.
881 (rs6000_emit_eh_reg_restore): Set lr_save_state.
883 2010-05-13 Jan Hubicka <jh@suse.cz>
885 * varpool.c (decide_is_variable_needed): Drop code checking
886 TREE_SYMBOL_REFERENCED.
888 2010-05-13 Jan Hubicka <jh@suse.cz>
890 * final.c (output_addr_const): Do not call mark_decl_referenced.
891 * cgraphunit.c (process_function_and_variable_attributes): Use
892 mark_needed_node dirrectly.
893 (assemble_thunk): Do not call mark_decl_referenced.
895 2010-05-13 Anatoly Sokolov <aesok@post.ru>
897 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
899 2010-05-13 Jeff Law <law@redhat.com>
901 * ira-conflicts.c (print_allocno_conflicts): New function broken out
903 (print_conflicts): Call print_allocno_conflicts.
905 2010-05-13 Jakub Jelinek <jakub@redhat.com>
908 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
911 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
913 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
914 t-mingw-w64 or t-mingw-w32 for multilib configuration.
915 * config/i386/t-mingw-w32: New.
916 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
918 2010-05-13 Martin Jambor <mjambor@suse.cz>
920 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
922 * gimple-fold.c (get_base_binfo_for_type): New function.
923 (gimple_get_relevant_ref_binfo): Likewise.
924 (gimple_fold_obj_type_ref_known_binfo): Likewise.
925 (gimple_fold_obj_type_ref): Likewise.
926 (fold_gimple_call): Simplify condition for folding virtual calls
927 and call gimple_fold_obj_type_ref.
928 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
929 (gimple_fold_obj_type_ref_known_binfo): Likewise.
931 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
933 * config/rs6000/rs6000-protos.h
934 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
935 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
936 (rs6000_debug_mode_dependent_address)
937 (rs6000_mode_dependent_address_ptr): Likewise.
939 2010-05-13 Jakub Jelinek <jakub@redhat.com>
942 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
944 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
945 * tree-sra.c (create_access_replacement): Call unshare_expr before
946 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
947 * dwarf2out.c: Include tree-flow.h.
948 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
949 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
950 Handle DW_OP_bit_piece.
951 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
952 construct_piece_list, adjust_piece_list): New functions.
953 (add_var_loc_to_decl): Handle SRA optimized variables.
954 Adjust for var_loc_note to loc field renaming.
955 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
956 in VAR_LOCATION note.
957 (new_loc_descr_op_bit_piece): New function.
958 (dw_sra_loc_expr): New function.
959 (dw_loc_list): Use it. Don't handle the last range after the
960 loop, handle it inside of the loop. Adjust for var_loc_note
961 to loc field renaming.
962 (add_location_or_const_value_attribute): Only special case
963 single entry loc lists if loc is NOTE_P. Adjust for
964 var_loc_note to loc field renaming.
965 (dwarf2out_var_location): Don't set newloc->var_loc_note
966 and newloc->next here.
968 2010-05-12 Jan Hubicka <jh@suse.cz>
970 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
972 * cgraph.h (cgraph_only_called_directly_p,
973 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
974 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
975 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
977 * ipa.c (cgraph_remove_unreachable_nodes): Use
978 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
980 * tree-inline.c (copy_bb): Check address_taken flag.
981 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
982 externally_visible flag.
984 2010-05-12 Jason Merrill <jason@redhat.com>
988 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
989 * sdbout.c (plain_type_1): Likewise.
990 * dwarf2out.c (is_base_type): Likewise.
991 (gen_type_die_with_usage): Likewise. Generate
992 DW_TAG_unspecified_type for any LANG_TYPE.
994 2010-05-12 Jan Hubicka <jh@suse.cz>
996 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
998 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
999 (cgraph_clone_edge): Update.
1000 (cgraph_node_remove_callees): Remove indirect calls too.
1001 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
1002 (cgraph_create_indirect_edge): Update prototype.
1003 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
1004 is_proper_for_analysis.
1005 (add_new_function, visited_nodes, function_insertion_hook_holder,
1006 get_local_reference_vars_info, mark_address_taken, mark_address,
1007 mark_load, mark_store, check_asm_memory_clobber, check_call,
1008 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
1009 (ipa_init): Do not initialize visited_nodes;
1010 function_insertion_hook_holder.
1011 (analyze_variable): Rewrite.
1012 (analyze_function): Rewrite.
1013 (copy_local_bitmap): Remove.
1014 (duplicate_node_dat): Do not duplicate local info.
1015 (generate_summary): Simplify to only walk cgraph.
1016 (write_node_summary_p, ipa_reference_write_summary,
1017 ipa_reference_read_summary): Remove.
1018 (propagate): Do not remove function insertion;
1020 (pass_ipa_reference): NULLify summary handling fields.
1021 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
1022 (input_edge): Input ecf_flags.
1023 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
1024 (update_indirect_edges_after_inlining): Ignore edges with unknown
1027 2010-05-12 Sriraman Tallam <tmsriram@google.com>
1029 * implicit-zee.c: New file.
1030 * tree-pass.h (pass_implicit_zee): Declare.
1031 * passes.c (init_optimization_passes): Add zee pass.
1032 * common.opt (fzee): New flag.
1033 * timevar.def (TV_ZEE): Define.
1034 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
1036 * Makefile.in (implicit-zee.o): Add new build file.
1038 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1039 Nathan Froyd <froydnj@codesourcery.com>
1041 * c-common.c (sync_resolve_params): Remove write-only variable.
1043 2010-05-12 Anatoly Sokolov <aesok@post.ru>
1045 * target.h (struct gcc_target): Add mode_dependent_address_p field.
1046 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1047 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
1048 * targhooks.c (default_mode_dependent_address_p): New function.
1049 * targhooks.h (default_mode_dependent_address_p): Declare function.
1050 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1051 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1052 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1053 target hook. Change return type to bool.
1054 * recog.h: (mode_dependent_address_p): Change return type to bool.
1056 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1057 Nathan Froyd <froydnj@codesourcery.com>
1059 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1060 build_function_type_2, build_function_type_3): Remove.
1061 (mudflap_init): Use build_function_type_list.
1063 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1064 Nathan Froyd <froydnj@codesourcery.com>
1066 * coverage.c (build_fn_info_value): Call build_constructor instead of
1067 build_constructor_from_list.
1068 (build_ctr_info_value): Likewise.
1069 (build_gcov_info): Likewise.
1071 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1073 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1074 resultant constructor.
1075 (build_constructor_single): Don't set TREE_CONSTANT.
1076 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1078 2010-05-12 Jan Hubicka <jh@suse.cz>
1080 * cgraph.h (struct varpool_node): Add aux.
1081 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1082 * varpool.c (varpool_remove_node): Do not remove initializer.
1083 (varpool_reset_queue): Export.
1084 (varpool_finalize_decl): Volatile vars are forced to be output.
1085 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1087 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1088 process_references, varpool_can_remove_if_no_refs): New functions.
1089 (cgraph_remove_unreachable_nodes): Handle variables too.
1091 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1094 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1096 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1099 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1100 change value of ORT_TASK.
1101 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1102 (omp_notice_threadprivate_variable): New function.
1103 (omp_notice_variable): Call it for threadprivate variables.
1104 If enclosing ctx is a task, print enclosing task rather than
1105 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1106 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1107 if task has untied clause.
1110 * dwarf2out.c (base_type_die): Don't add name attribute here.
1111 (modified_type_die): Instead of sizetype use
1112 its underlying original type. If a DW_TAG_base_type doesn't
1113 have name added, add __unknown__.
1114 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1115 always call force_type_die instead.
1117 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1119 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1120 for __stack_chk_guard.
1122 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1124 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1125 don't call start_source_file debug hook here...
1126 (finish_options): ... but here, after outputting predefined and
1127 command line defines and undefs.
1130 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1132 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1133 optimizing away empty bb with no successors, move over its
1134 footer chain to fallthru predecessor.
1135 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1136 (rtl_split_edge): For asm goto call patch_jump_insn even if
1137 splitting fallthru edge.
1140 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1141 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1142 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1143 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1147 * c-parser.c (c_parser_expression): Mark LHS of a comma
1148 expression as read if it is a decl, handled component or
1149 COMPOUND_EXPR with that on the RHS.
1150 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1151 if it is a decl or handled component.
1153 2010-05-11 Jan Hubicka <jh@suse.cz>
1155 * lto-symtab.c (lto_symtab_free): New function.
1156 * lto-streamer.h (lto_symtab_free): Declare.
1158 2010-05-11 Jan Hubicka <jh@suse.cz>
1160 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1161 that if function is needed it is reachable.
1162 (lto_output_node): See if it the function is reachable or referenced.
1163 (output_cgraph): Update call of lto_output_node.
1164 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1166 2010-05-11 Jan Hubicka <jh@suse.cz>
1168 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1171 2010-05-11 Jan Hubicka <jh@suse.cz>
1173 PR tree-optimize/44063
1174 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1176 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1178 (estimate_function_body_sizes): Compute sizes even when disregarding.
1180 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1182 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1184 2010-05-11 Jan Hubicka <jh@suse.cz>
1186 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1187 into every boundary.
1189 2010-05-11 Jan Hubicka <jh@suse.cz>
1191 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1193 2010-05-11 Jan Hubicka <jh@suse.cz>
1195 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1196 lto_streamer_cache_delete): Put nodes into heap.
1197 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1200 2010-05-11 Jan Hubicka <jh@suse.cz>
1202 * cgraphbuild.c (cgraph_rebuild_references): New.
1203 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1205 * cgraph.h (cgraph_rebuild_references): Declare.
1206 * tree-inline.c (tree_function_versioning): Use it.
1207 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1209 2010-05-11 Jan Hubicka <jh@suse.cz>
1211 * cgraph.c: Include ipa-utils.h
1212 (cgraph_create_virtual_clone): Update references.
1213 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1215 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1217 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1218 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1221 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1223 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1225 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1227 * gcc.c (execute): For -### don't quote arguments that
1228 contain just alphanumerics and _/-. characters.
1229 * doc/invoke.texi: Document that change for -###.
1232 * df-problems.c (struct dead_debug): Add to_rescan field.
1233 (dead_debug_init): Clear to_rescan field.
1234 (dead_debug_finish): Rescan all debug insns in to_rescan
1235 bitmap and free the bitmap.
1236 (dead_debug_insert_before): Instead of rescanning debug insns
1237 immediately queue their rescanning until dead_debug_finish.
1238 (df_note_bb_compute): After dead_debug_add do continue instead
1241 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1244 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1245 clear also INSN_REG_USE_LIST.
1247 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1249 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1251 2010-05-10 Jan Hubicka <jh@suse.cz>
1253 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1256 2010-05-10 Jan Hubicka <jh@suse.cz>
1258 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1260 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1261 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1262 (lto_streamer_cache_create): Init alloc pool.
1263 (lto_streamer_cache_delete): Free alloc pool.
1264 * lto-streamer.h: Include alloc pool.
1265 (lto_streamer_cache_d): Use alloc pool.
1266 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1268 2010-05-10 Jan Hubicka <jh@suse.cz>
1270 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1271 * cgraphbuild.c: Include except.h
1272 (record_type_list, record_eh_tables): New function.
1273 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1275 2010-05-10 Jan Hubicka <jh@suse.cz>
1277 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1278 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1281 2010-05-10 Michael Matz <matz@suse.de>
1283 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1284 (can_reassociate_p): Use FLOAT_TYPE_P.
1285 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1286 (vect_force_simple_reduction): ... this.
1287 * tree-parloops.c (gather_scalar_reductions): Use
1288 vect_force_simple_reduction.
1289 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1290 vect_is_simple_reduction, add modify argument, if true rewrite
1291 "a-b" into "a+(-b)".
1292 (vect_is_simple_reduction, vect_force_simple_reduction): New
1294 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1296 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1297 Vladimir Makarov <vmakarov@redhat.com>
1299 PR rtl-optimization/44012
1300 * ira-build.c (remove_unnecessary_allocnos): Nullify
1301 regno_allocno_map of the removed allocno.
1303 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1305 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1307 * configure: Regenerate.
1309 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1311 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1313 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1314 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1316 * configure: Regenerate.
1318 2010-05-10 Richard Guenther <rguenther@suse.de>
1320 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1321 marked if the entry identifier is marked.
1323 2010-05-10 Richard Guenther <rguenther@suse.de>
1325 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1326 (handle_fnspec_attribute): New function.
1327 * gimple.h (gimple_call_return_flags): Declare.
1328 (gimple_call_arg_flags): Likewise.
1329 * gimple.c (gimple_call_arg_flags): New function.
1330 (gimple_call_return_flags): Likewise.
1331 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1333 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1335 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1336 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1338 (make_heapvar_for): ... this new function.
1339 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1340 (handle_lhs_call): Likewise.
1341 (find_func_aliases): Adjust.
1343 2010-05-10 Richard Guenther <rguenther@suse.de>
1345 PR tree-optimization/44050
1346 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1348 2010-05-10 Wei Guozhi <carrot@google.com>
1351 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1353 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1356 * c-typeck.c (lookup_field): Take a type directly. Update
1358 (build_component_ref): Update call to lookup_field.
1359 (set_init_label): Use lookup_field to find initialized field.
1360 Handle returned list of fields like a sequence of designators.
1362 2010-05-09 Richard Guenther <rguenther@suse.de>
1365 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1366 handle &FUNCTION_DECL.
1368 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1371 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1372 structures and unions recursively.
1373 (detect_field_duplicates): Move duplicate detection with a hash to
1374 detect_field_duplicates_hash. Always use a hash if anonymous
1375 structures or unions are present.
1376 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1379 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1382 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1383 detect Atom, Core 2 and Core i7.
1385 2010-05-09 Richard Guenther <rguenther@suse.de>
1387 * gcc.c (store_arg): Handle temporary file deletion for
1390 2010-05-09 Richard Guenther <rguenther@suse.de>
1393 * ipa-inline.c (estimate_function_body_sizes): Return after
1394 disregarding inline limits.
1396 2010-05-09 Richard Guenther <rguenther@suse.de>
1398 * gcc.c (store_arg): Revert last change.
1400 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1403 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1404 (optimize_ops_list): Call it.
1406 2010-05-08 Richard Guenther <rguenther@suse.de>
1408 PR tree-optimization/44030
1409 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1410 NECESSARY flag if we propagate from a inserted expression.
1412 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1414 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1415 domain types as equal if they are both PLACEHOLDER_EXPRs.
1417 2010-05-08 Richard Guenther <rguenther@suse.de>
1419 * lto-wrapper.c (run_gcc): Remove linker output from
1420 command line for LTRANS invocation.
1422 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1424 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1425 lto-macho as lto_binary_reader.
1426 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1427 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1428 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1429 in lto_start and lto_end calls.
1430 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1432 (scan_prog_file): Update is_elf_or_coff call.
1433 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1435 * collect2.c (main): Fix enum comparison.
1437 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1439 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1440 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1441 and TARGET_ASM_LTO_END.
1442 * darwin.c: Include obstack.h and lto-streamer.h.
1443 (lto_section_names_offset, lto_section_names_obstack,
1444 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1446 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1447 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1448 to a temporary file.
1449 (darwin_asm_lto_end): New function. Restore asm_out_file.
1450 (darwin_asm_named_section): For LTO sections, replace the name with
1451 the offset of the section name in a string table, and build this
1453 (darwin_file_start): Initialize global vars for LTO support.
1454 (darwin_file_end): If output to asm_out_file was redirected, append it
1455 to the proper asm_out_file here. Add the section names section.
1457 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1459 * c-pragma.c (pending_weak_d, pending_weak): New.
1460 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1461 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1462 handle_pragma_weak): Update the uses of pending_weaks.
1464 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1466 PR documentation/44016
1467 * doc/standards.texi (Standards): Link to unversioned
1468 cxx0x_status.html page.
1470 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1473 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1474 in addition to TREE_USED, to avoid "set but unused" warnings.
1476 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1478 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1479 (is_loop_prefetching_profitable): Do not insert prefetches
1480 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1481 times the prefetch ahead distance.
1483 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1485 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1486 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1487 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1490 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1492 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1493 a diagnostic info when the insn-to-mem ratio is too small.
1495 2010-05-07 Richard Guenther <rguenther@suse.de>
1497 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1499 (store_arg): Queue temp_filename for deletion instead of
1502 2010-05-07 Richard Guenther <rguenther@suse.de>
1504 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1505 (run_gcc): Handle LTRANS phase invocation.
1506 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1508 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1510 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1511 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1513 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1515 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1517 2010-05-07 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/44020
1520 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1521 code when PRE is not yet initialized.
1523 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1525 * config/mips/dbxmdebug.h: Remove.
1526 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1528 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1530 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1531 with null pointer and also warn about ordered comparison of zero with
1534 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1536 * graphite-blocking.c
1537 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1538 * graphite-clast-to-gimple.c
1539 (clast_to_gcc_expression): Same.
1540 (precision_for_value): Same.
1541 (precision_for_interval): Same.
1542 (gcc_type_for_interval): Same.
1543 (graphite_create_new_guard): Same.
1544 (compute_bounds_for_level): Same.
1545 (graphite_create_new_loop_guard): Same.
1546 * graphite-interchange.c
1547 (build_linearized_memory_access): Same.
1548 (pdr_stride_in_loop): Same.
1549 (memory_strides_in_loop_1): Same.
1550 (memory_strides_in_loop): Same.
1551 (extend_scattering): Same.
1552 (psct_scattering_dim_for_loop_depth): Same.
1553 (pbb_number_of_iterations): Same.
1555 (debug_iteration_domains): Same.
1557 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1558 (ppl_set_inhomogeneous_gmp): Same.
1559 (ppl_strip_loop): Same.
1560 (ppl_lexico_compare_linear_expressions): Same.
1561 (ppl_read_polyhedron_matrix): Same.
1562 (ppl_max_for_le_pointset): Same.
1564 (ppl_read_polyhedron_matrix): Same.
1565 (tree_int_to_gmp): Same.
1566 (gmp_cst_to_tree): Same.
1567 (ppl_set_inhomogeneous): Same.
1568 (ppl_set_inhomogeneous_tree): Same.
1569 (ppl_set_coef): Same.
1570 (ppl_set_coef_tree): Same.
1571 * graphite-sese-to-poly.c
1572 (build_pbb_scattering_polyhedrons): Same.
1573 (build_scop_scattering): Same.
1574 (scan_tree_for_params_right_scev): Same.
1575 (scan_tree_for_params): Same.
1576 (find_params_in_bb): Same.
1577 (find_scop_parameters): Same.
1578 (add_upper_bounds_from_estimated_nit): Same.
1579 (build_loop_iteration_domains): Same.
1580 (add_condition_to_domain): Same.
1581 (pdr_add_memory_accesses): Same.
1583 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1585 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1586 CLooG's value_* macros to their respective mpz_* counterparts.
1587 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1588 (graphite_create_new_loop_guard): Same.
1589 * graphite-interchange.c (build_linearized_memory_access): Same.
1590 (pdr_stride_in_loop): Same.
1591 (memory_strides_in_loop_1): Same.
1592 (1st_interchange_profitable_p): Same.
1593 * graphite-poly.c (extend_scattering): Same.
1594 (psct_scattering_dim_for_loop_depth): Same.
1595 (pbb_number_of_iterations): Same.
1596 (pbb_number_of_iterations_at_time): Same.
1597 * graphite-poly.h (new_1st_loop): Same.
1598 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1599 (oppose_constraint): Same.
1600 (insert_constraint_into_matrix): Same.
1601 (ppl_set_inhomogeneous_gmp): Same.
1602 (ppl_set_coef_gmp): Same.
1603 (ppl_strip_loop): Same.
1604 (ppl_lexico_compare_linear_expressions): Same.
1605 (ppl_max_for_le_pointset): Same.
1606 (ppl_min_for_le_pointset): Same.
1607 (ppl_build_realtion): Same.
1608 * graphite-ppl.h (gmp_cst_to_tree): Same.
1609 (ppl_set_inhomogeneous): Same.
1610 (ppl_set_inhomogeneous_tree): Same.
1611 (ppl_set_coef): Same.
1612 (ppl_set_coef_tree): Same.
1613 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1614 (build_scop_scattering): Same.
1615 (add_value_to_dim): Same.
1616 (scan_tree_for_params_right_scev): Same.
1617 (scan_tree_for_params_int): Same.
1618 (scan_tree_for_params): Same.
1619 (find_params_in_bb): Same.
1620 (find_scop_parameters): Same.
1621 (add_upper_bounds_from_estimated_nit): Same.
1622 (build_loop_iteration_domains): Same.
1623 (create_linear_expr_from_tree): Same.
1624 (add_condition_to_domain): Same.
1625 (pdr_add_memory_accesses): Same.
1627 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1628 Jason Merrill <jason@redhat.com>
1630 * c-common.c (c_common_reswords): Add nullptr.
1631 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1632 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1633 (gen_type_die_with_usage): Likewise.
1634 * dbxout.c (dbxout_type): Likewise.
1635 * sdbout.c (plain_type_1): Likewise.
1637 2010-05-06 Jason Merrill <jason@redhat.com>
1639 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1640 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1642 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1644 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1645 stripping WITH_SIZE_EXPR.
1646 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1649 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1651 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1652 list of obsolete configurations.
1653 Disabled check for obsolete configurations.
1654 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1655 Removed support for previous versions.
1656 * config/mips/iris.h: Removed.
1657 * config/mips/iris5.h: Removed.
1658 * config/mips/iris6.h: Merged old iris.h contents.
1659 (TARGET_IRIX): Removed.
1660 (DRIVER_SELF_SPECS): Removed mabi=32.
1661 (IDENT_ASM_OP): Removed undef.
1662 (STARTFILE_SPEC): Removed mabi=32.
1663 (ENDFILE_SPEC): Likewise.
1664 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1665 (MACHINE_TYPE): Update for IRIX 6.5.
1666 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1667 TARGET_IRIX by TARGET_IRIX6.
1668 (mips_file_start): Likewise.
1669 (mips_output_external): Remove IRIX 5/6 O32 support.
1670 (mips_output_function_prologue): Likewise.
1671 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1673 (TARGET_CPU_CPP_BUILTINS): Likewise.
1674 (TARGET_IRIX): Removed.
1675 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1676 (MULTILIB_DIRNAMES): Removed 32.
1677 (MULTILIB_OSDIRNAMES): Removed ../lib.
1678 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1679 (Specific, mips-sgi-irix5): Document removal.
1680 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1681 Remove references to older IRIX 6 releases and the O32 ABI.
1683 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1686 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1687 instead of DF_REF_REAL_REG.
1689 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1692 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1693 handling to still return true for x64 targets.
1695 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1697 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1699 2010-05-06 Jan Hubicka <jh@suse.cz>
1701 PR tree-optimization/43791
1702 * ipa-inline.c (update_caller_keys): Remove bogus
1703 disregard_inline_limits check.
1705 2010-05-06 Michael Matz <matz@suse.de>
1707 PR tree-optimization/43984
1708 * tree-ssa-pre.c (inserted_phi_names): Remove.
1709 (inserted_exprs): Change to bitmap.
1710 (create_expression_by_pieces): Set bits, don't append to vector.
1711 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1712 (eliminate): Don't look at inserted_phi_names, remove deleted
1713 insns from inserted_exprs.
1714 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1715 (init_pre, fini_pre): Allocate and free bitmaps.
1716 (execute_pre): Insert insns on edges before elimination.
1718 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1720 * tree.c (initializer_zerop): Handle STRING_CST.
1722 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1725 * doc/invoke.texi (Wimplicit): Document as C only.
1726 * opts.c (common_handle_option): Add argument kind.
1727 (handle_option): Rename as read_cmdline_option. Factor out code to...
1728 (handle_option): ... here. New.
1729 (handle_options): Rename as read_cmdline_options.
1730 (decode_options): Update call.
1731 (set_option): Use option index instead of option pointer. Classify
1732 diagnostics correctly.
1733 (enable_warning_as_error): Call handle_option.
1734 * opts.h (set_option): Update declaration.
1735 (handle_option): Declare.
1736 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1737 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1738 * c-opts.c (set_Wimplicit): Delete.
1739 (c_family_lang_mask): New static constant.
1740 (c_common_handle_option): Add argument kind. Use handle_option
1741 instead of set_Wimplicit.
1742 (c_common_post_options): warn_implicit and warn_implicit_int
1743 are disabled by default.
1744 * c-common.c (warn_implicit): Do not define here.
1745 * c-common.h (warn_implicit): Do not declare here.
1746 (c_common_handle_option): Update declaration.
1747 * lto-opts.c (lto_reissue_options): Update call to set_option.
1749 2010-05-06 Richard Guenther <rguenther@suse.de>
1751 PR tree-optimization/43571
1752 * domwalk.c (walk_dominator_tree): Walk the dominator
1753 sons in more optimal order.
1755 2010-05-06 Richard Guenther <rguenther@suse.de>
1757 PR tree-optimization/43934
1758 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1759 (stmt_cost): Likewise.
1760 (extract_true_false_args_from_phi): New helper.
1761 (determine_max_movement): For PHI nodes verify we can hoist them
1762 and compute their cost.
1763 (determine_invariantness_stmt): Handle PHI nodes.
1764 (move_computations_stmt): Likewise. Hoist PHI nodes in
1765 if-converted form using COND_EXPRs.
1766 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1767 (tree_ssa_lim): Likewise.
1768 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1769 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1771 2010-05-06 Richard Guenther <rguenther@suse.de>
1773 PR tree-optimization/43987
1774 * tree-ssa-structalias.c (could_have_pointers): For possibly
1775 address-taken variables force pointers to be recorded.
1776 (create_variable_info_for_1): Likewise.
1777 (push_fields_onto_fieldstack): Pass in wheter all fields
1779 (find_func_aliases): Query types instead of vars whether
1780 they contain pointers where appropriate.
1782 2010-05-06 Jan Hubicka <jh@suse.cz>
1784 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1785 (record_reference, mark_address, mark_load, mark_store): Record
1787 (record_references_in_initializer): Update call of record_references.
1788 (rebuild_cgraph_edges): Remove all references before rebuiding.
1789 * cgraph.c (cgraph_create_node): Clear ref list.
1790 (cgraph_remove_node): Remove references.
1791 (dump_cgraph_node): Dump references.
1792 (cgraph_clone_node): Clone references.
1793 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1794 (struct cgraph_node, varpool_node): Add ref_lst.
1795 * ipa-ref.c: New file.
1796 * ipa-ref.h: New file.
1797 * ipa-ref-inline.h: New file.
1798 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1799 (referenced_from_other_partition_p): New function.
1800 (lto_output_varpool_node): Take set arugment; call
1801 referenced_from_other_partition.
1802 (lto_output_ref): New.
1803 (add_references): New.
1805 (output_cgraph): Compute boundary based on references; output refs.
1806 (output_varpool): Accept cgraph_node_set argument.
1809 (input_cgraph): Call input_refs.
1810 * lto-section-in.c (lto_section_name): Add refs.
1811 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1812 (ipa-ref.o): New file.
1813 * varpool.c (varpool_node): Clear ipa ref list.
1814 (varpool_remove_node): Remove references.
1815 (dump_varpool_node): Dump references.
1816 (varpool_assemble_decl): Only compile finalized ones.
1817 (varpool_extra_name_alias): Initialize ref list.
1818 * lto-streamer.c (lto-get_section_name): Add .refs section.
1819 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1820 (referenced_from_other_partition_p): Declared.
1822 2010-05-06 Ira Rosen <irar@il.ibm.com>
1824 PR tree-optimization/43901
1825 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1826 type is not NULL if it's transformation phase, and return
1827 FALSE if it's analysis.
1828 (vectorizable_conversion, vectorizable_operation,
1829 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1831 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1833 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1835 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1837 * config/mips/mips-protos.h
1838 (mips_small_register_classes_for_mode_p): Delete prototype.
1840 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1842 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1843 * config/arm/arm.c (multiple_operation_profitable_p,
1844 compute_offset_order): New static functions.
1845 (load_multiple_sequence, store_multiple_sequence): Use them.
1846 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1847 memory offsets, not register numbers.
1848 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1850 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1852 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1853 (get_pending_sizes, put_pending_size, put_pending_sizes):
1854 Update the uses of pending_sizes.
1855 * c-decl.c (store_parm_decls): Likewise.
1856 * c-tree.h (struct c_arg_info): Likewise.
1857 * tree.h: Update the prototype for get_pending_sizes and
1860 2010-05-05 Jason Merrill <jason@redhat.com>
1863 * c-common.c (handle_aligned_attribute): Respect
1864 ATTR_FLAG_TYPE_IN_PLACE.
1867 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1868 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1869 (TARGET_INITIALIZER): Use it.
1870 * c-common.c (attribute_takes_identifier_p): Call it.
1871 * c-common.h: Update prototype.
1872 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1873 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1875 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1878 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1879 DW_ID_down_case for Fortran compilation units.
1881 2010-05-05 Jan Hubicka <jh@suse.cz>
1883 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1886 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1888 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1889 a variable-sized RESULT_DECL.
1891 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1893 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1895 2010-05-05 Jason Merrill <jason@redhat.com>
1898 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1900 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1902 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1903 Jakub Jelinek <jakub@redhat.com>
1906 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1907 (dead_debug_init, dead_debug_finish): New functions.
1908 (dead_debug_add, dead_debug_insert_before): Likewise.
1909 (df_note_bb_compute): Initialize a dead_debug object, add dead
1910 debug uses to it, insert debug bind insns before death insns,
1911 reset debug insns that refer to pending uses at the end.
1912 * rtl.h (make_debug_expr_from_rtl): New prototype.
1913 * varasm.c (make_debug_expr_from_rtl): New function.
1915 2010-05-05 Jan Hubicka <jh@suse.cz>
1917 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1918 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1919 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1920 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1921 lto_varpool_encoder_encode_initializer_p,
1922 lto_set_varpool_encoder_encode_initializer): New functions.
1923 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1924 call output_varpool.
1925 (input_varpool_node): Do not always set analyzed.
1926 (input_cgraph_1): Return vector of cgraph nodes.
1927 (input_varpool_1): Return vector of varpools.
1928 (input_cgraph): Free the vectors.
1929 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1930 output only initializers needed.
1931 (lto_output): Only call output_cgraph.
1932 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1933 * lto-section-out.c (lto_new_out_decl_state): Initialize
1934 state->varpool_node_encoder.
1935 * lto-streamer.h (lto_varpool_encoder_d): New.
1936 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1937 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1938 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1939 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1940 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1942 (output_varpool, input_varpool): Remove declarations.
1944 2010-05-05 Jan Hubicka <jh@suse.cz>
1946 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1947 with body can prevail.
1949 2010-05-05 Jan Hubicka <jh@suse.cz>
1951 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1954 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1956 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1958 * gengtype.h (erro_at_line): Constify pos argument.
1960 * gengtype.c: Include hashtab.h.
1961 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1962 (error_at_line): Constify pos argument.
1963 (do_typedef): Initialize p->opt field.
1964 (get_file_gtfilename): Fix comment typo.
1965 (struct walk_type_data): Constify line field.
1966 (get_output_file_for_structure): New function.
1967 (write_local_func_for_structure): Constify orig_s argument.
1968 Use get_output_file_for_structure.
1969 (write_func_for_structure): Use get_output_file_for_structure.
1970 (INDENT): New define.
1971 (dump_pair, dump_type, dump_type_list, dump_typekind)
1972 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1973 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1975 (seen_types): New variable.
1976 (main): New variable do_dump. Process "-d" command line option.
1977 Call dump_everything if dump requested.
1979 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1981 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1982 in a temporary instead of invoking the macro multiple times.
1983 (track_expr_p): Likewise.
1985 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1987 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1989 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1990 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1991 conditions for printing notes.
1992 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1993 true, update documentation.
1994 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1996 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1999 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
2002 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2005 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
2006 (*sse_prologue_save_insn1): Likewise.
2007 (SSE prologue save splitter): Likewise.
2009 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
2011 * tree.c (free_lang_data_in_one_sizepos): New inline function.
2012 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
2013 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
2014 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
2015 all decls. Call it on DECL_FIELD_OFFSET of fields.
2016 (find_decls_types_r): Follow DECL_VALUE_EXPR.
2017 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
2019 2010-05-04 Martin Jambor <mjambor@suse.cz>
2021 * tree-sra.c (build_access_from_expr_1): The first parameter type
2022 changed to simple tree.
2023 (build_access_from_expr): Likewise, gsi parameter was eliminated.
2024 (scan_assign_result): Renamed to assignment_mod_result, enum elements
2026 (build_accesses_from_assign): Removed all parameters except for a
2027 simple gimple statement. Now returns a simple bool.
2028 (scan_function): All non-analysis parts moved to separate functions
2029 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
2030 parameters and updated both callers.
2031 (sra_modify_expr): Removed parameter data.
2032 (sra_modify_function_body): New function.
2033 (perform_intra_sra): Call sra_modify_function_body to modify the
2035 (replace_removed_params_ssa_names): Parameter data changed into
2037 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
2038 changed the parameter dont_convert to convert with the opposite
2040 (sra_ipa_modify_assign): Parameter data changed into adjustments
2041 vector, return value changed to bool.
2042 (ipa_sra_modify_function_body): New function.
2043 (sra_ipa_reset_debug_stmts): Updated a comment.
2044 (modify_function): Use ipa_sra_modify_function_body to modify function
2047 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2050 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2051 (canon_true_dependence): Likewise.
2052 (write_dependence_p): Likewise.
2054 2010-05-04 Jan Hubicka <jh@suse.cz>
2056 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2057 * cgraphbuild.c: Include ipa-utils.h
2058 (record_reference_ctx): New struct.
2059 (record_reference): Simplify to work on initializers; not statements.
2060 (mark_address, mark_load, mark_store): New.
2061 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2063 (record_references_in_initializer): Update use of record_reference.
2064 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2067 2010-05-04 Jan Hubicka <jh@suse.cz>
2069 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2070 node will be removed anyway.
2071 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2072 relink aliases of node into prevailing node.
2073 * varpool.c (varpool_remove_node): Remove aliases properly;
2074 when removing node, remove all its aliases too; remove DECL_INITIAL
2075 of removed node; ggc_free the varpool node.
2077 2010-05-04 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/43879
2080 * tree-ssa-structalias.c (alias_get_name): Use
2081 DECL_ASSEMBLER_NAME if available.
2082 (create_function_info_for): Return the varinfo node.
2083 (ipa_pta_execute): Associate same-body aliases and extra names
2084 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2086 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2088 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2090 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2093 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2094 only if HONOR_REG_ALLOC_ORDER is not defined.
2096 2010-05-04 Richard Guenther <rguenther@suse.de>
2098 PR tree-optimization/43949
2099 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2102 2010-04-26 Jason Merrill <jason@redhat.com>
2104 * c.opt (-fstrict-enums): New.
2105 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2107 2010-05-03 David Ung <davidu@mips.com>
2108 James E. Wilson <wilson@codesourcery.com>
2110 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2111 emit the trap instruction before the divide for TUNE_74K.
2113 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2115 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2116 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2117 based on the above, for new target hook.
2119 * hooks.c (hook_bool_mode_true): New generic hook.
2120 * hooks.h (hook_bool_mode_true): Add prototype.
2122 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2124 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2125 target hook, set to hook_bool_mode_false.
2126 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2127 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2128 with targetm.small_register_classes_for_mode_p.
2129 (find_reusable_reload): Likewise.
2130 (combine_reloads): Likewise.
2131 * reload1.c (reload_as_needed): Likewise.
2132 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2133 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2134 dead_or_predicable): Likewise.
2135 * regmove.c (optimize_reg_copy_1): Likewise.
2136 * calls.c (prepare_call_address): Likewise.
2137 (precompute_register_parameters): Likewise.
2139 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2141 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2142 implementation of the hook that considers all register classes
2143 small except for SH64.
2144 (sh_override_options): Use the new hook.
2145 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2148 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2150 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2151 implementation of the hook that considers all register classes
2153 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2156 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2158 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2159 implementation of the hook that considers all register classes
2161 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2164 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2166 * config/m32c/m32c.h: Likewise.
2167 * config/pdp11/pdp11.h: Likewise.
2168 * config/avr/avr.h: Likewise.
2169 * config/xtensa/xtensa.h: Likewise.
2170 * config/m68hc11/m68hc11.h: Likewise.
2171 * config/mn10300/mn10300.h: Likewise.
2172 * config/mcore/mcore.h: Likewise.
2173 * config/h8300/h8300.h: Likewise.
2174 * config/bfin/bfin.h: Likewise.
2176 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2177 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2179 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2181 * double-int.h (tree_to_double_int): Remove macro.
2182 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2183 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2184 (tree_to_double_int): New function.
2185 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2187 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2189 2010-05-03 Richard Guenther <rguenther@suse.de>
2191 PR tree-optimization/43971
2192 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2193 constraints in the !flag_delete_null_pointer_checks case.
2195 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2198 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2199 result mode matches original rtl mode.
2201 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2204 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2206 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2208 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2209 when processing flag options.
2211 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2213 * gcov-iov.c (main): Change format string placeholder
2214 from %#08x to 0x%08x.
2215 * genchecksum.c (dosum): Change format string placeholder
2216 from %#02x to 0x%02x.
2218 2010-05-02 Richard Guenther <rguenther@suse.de>
2220 PR tree-optimization/43879
2221 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2223 2010-05-02 Bruno Haible <bruno@clisp.org>
2225 * doc/extend.texi (Function Attributes): Fix a typo.
2227 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2230 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2231 placeholder from 0x%x to %#x.
2232 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2233 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2234 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2235 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2236 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2237 * config/i386/i386.c (ix86_target_string): Ditto.
2238 * config/i386/i386.c (output_pic_addr_const): Ditto.
2239 (print_operand): Ditto.
2241 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2243 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2244 placeholder from 0x%x to %#x.
2245 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2246 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2247 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2248 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2249 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2250 * optc-gen.awk: Ditto.
2251 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2252 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2253 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2254 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2256 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2258 * target.h (struct calls): Add function_value_regno_p field.
2259 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2260 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2261 * targhooks.c (default_function_value_regno_p): New function.
2262 * targhooks.h (default_function_value_regno_p): Declare function.
2263 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2264 * builtins.c. (apply_result_size): (Ditto.).
2265 * combine.c. (likely_spilled_retval_p): (Ditto.).
2266 * mode-switching.c. Include 'target.h'.
2267 (create_pre_exit): Use function_value_regno_p hook.
2268 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2269 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2270 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2272 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2273 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2274 (ix86_function_value_regno_p): Declare as static, change argument
2275 type to const unsigned int.
2276 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2278 2010-05-01 Richard Guenther <rguenther@suse.de>
2280 PR tree-optimization/43949
2281 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2283 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2285 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2287 * rtl.h (CONST_DOUBLE_P): Define.
2288 (rtx_to_double_int): Declare.
2289 * emit-rtl.c (rtx_to_double_int): New function.
2290 * dwarf2out.c (insert_double): New function.
2291 (loc_descriptor, add_const_value_attribute): Clean up, use
2292 rtx_to_double_int and insert_double functions.
2294 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2296 * doc/extend.texi (Inline): Add missing return keyword to examples.
2297 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2300 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2302 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2303 the variable part of the offset as well. Use highest_pow2_factor for
2304 all alignment checks.
2306 2010-04-30 Richard Guenther <rguenther@suse.de>
2308 PR tree-optimization/43879
2309 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2312 2010-04-30 Jan Hubicka <jh@suse.cz>
2314 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2316 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2318 2010-04-30 Jan Hubicka <jh@suse.cz>
2320 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2322 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2323 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2324 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2325 cgraph_node_set_needs_ltrans_p): Remove.
2327 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2329 * sdbout.c: Include vec.h, do not include varray.h.
2330 (deferred_global_decls, sdbout_global_decl,
2331 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2332 * toplev.c: Do not include varray.h.
2333 (dump_memory_report): Do not dump VARRAY statistics.
2334 * gengtype.c (open_base_file): Ignore varray.h.
2335 * Makefile.in: Update for abovementioned changes.
2336 Remove all traces of varray.c and varray.h.
2337 * varray.c: Remove file.
2338 * varray.h: Remove file.
2340 2010-04-30 Jan Hubicka <jh@suse.cz>
2342 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2345 2010-04-30 Jan Hubicka <jh@suse.cz>
2347 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2350 2010-04-30 Richard Guenther <rguenther@suse.de>
2352 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2353 constraints for CONSTRUCTOR.
2355 2010-04-30 Richard Guenther <rguenther@suse.de>
2358 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2359 first after all lowering passes.
2361 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2363 * toplev.c: Include varray.h for statistics dumping.
2364 * tree.h: Do not declare varray_head_tag.
2365 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2366 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2367 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2368 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2369 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2370 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2371 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2372 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2374 * Makefile.in: Update for abovementioned changes.
2376 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2379 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2381 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2383 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2384 Use this function to do machine-specific conversion.
2385 (picochip_legitimize_reload_address): Likewise.
2386 (picochip_legitimate_address_p): Check valid base register only if
2388 (picochip_check_conditional_copy): Check for modw only if opnd is
2390 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2391 to call the function in c.
2392 * config/picochip/picochip-protos.h
2393 (picochip_legitimize_reload_address): Define.
2394 * config/picochip/picochip.md (supported_compare1): Define.
2396 2010-04-30 Jan Hubicka <jh@suse.cz>
2398 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2399 (cgraph_global_info): Remove inlined.
2400 (LTO_cgraph_tag_names): Remove.
2401 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2402 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2403 simplify cgraph tags and document.
2404 (lto_output_node): Use only LTO_cgraph_unavail_node and
2405 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2406 for_functions_valid, global info, process and output flags.
2407 (input_overwrite_node): Initialize estimated stack size and
2408 estimated growth. Do not read flags we no longer store.
2409 (input_node): Likewise do not read info no longer stored.
2410 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2413 2010-04-30 Richard Guenther <rguenther@suse.de>
2415 PR tree-optimization/43879
2416 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2417 handle non-zero initializers.
2419 2010-04-30 Richard Guenther <rguenther@suse.de>
2421 * builtins.c (fold_builtin_1): Delete free (0).
2423 2010-04-29 Jan Hubicka <jh@suse.cz>
2425 * gengtype.c (open_base_files): Add lto-streamer.h
2426 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2427 (pass_ipa_cp): GGC collect.
2428 * toplev. (compile_file): Do not output symbols.
2429 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2430 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2431 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2432 * lto-section-in.c: Include ggc.h
2433 (lto_new_in_decl_state): Alloc in GGC.
2434 (lto_delete_in_decl_state): Likewise.
2435 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2438 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2441 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2442 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2443 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2444 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2445 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2446 account only if HONOR_REG_ALLOC_ORDER is not defined.
2447 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2448 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2450 2010-04-29 Jon Grant <04@jguk.org>
2452 * collect2.c (vflag): Change type from int to bool.
2454 (helpflag): New global bool.
2455 (main): Set vflag and debug with boolean, not integer truth values.
2456 Accept new "--help" option and output usage text if found.
2457 * collect2.h (vflag): Update prototype.
2460 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2463 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2465 2010-04-29 Richard Guenther <rguenther@suse.de>
2468 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2469 with ATTRIBUTE_UNUSED.
2471 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2474 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2475 INSN_P with NONDEBUG_INSN_P.
2476 (distance_non_agu_define): Likewise.
2477 (distance_agu_use): Likewise.
2479 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2481 From Dominique d'Humieres <dominiq@lps.ens.fr>
2483 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2486 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2488 * plugin.h (invoke_plugin_callbacks): New inline function.
2489 * plugin.c (flag_plugin_added): New global flag.
2490 (add_new_plugin): Initialize above flag.
2491 (invoke_plugin_callbacks): Rename to ...
2492 (invoke_plugin_callbacks_full): ... this.
2494 2010-04-28 Jan Hubicka <jh@suse.cz>
2496 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2497 (lto_varpool_replace_node): New.
2498 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2499 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2500 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2501 * cgraph.h (varpool_node_ptr): New type.
2502 (varpool_node_ptr): New vector.
2503 (varpool_node_set_def): New structure.
2504 (varpool_node_set): New type.
2505 (varpool_node_set): New vector.
2506 (varpool_node_set_element_def): New structure.
2507 (varpool_node_set_element, const_varpool_node_set_element): New types.
2508 (varpool_node_set_iterator): New type.
2509 (varpool_node): Add prev pointers, add used_from_other_partition,
2511 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2512 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2513 varpool_get_node, varpool_remove_node): Declare.
2514 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2515 varpool_node_set_size): New inlines.
2516 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2517 * tree-pass.h (varpool_node_set_def): Forward declare.
2518 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2519 (ipa_write_optimization_summaries): Update prototype.
2520 * ipa-cp.c (ipcp_write_summary): Update.
2521 * ipa-reference.c (ipa_reference_write_summary): Update.
2522 * lto-cgraph.c (lto_output_varpool_node): New static function.
2523 (output_varpool): New function.
2524 (input_varpool_node): New static function.
2525 (input_varpool_1): New function.
2526 (input_cgraph): Input varpool.
2527 * ipa-pure-const.c (pure_const_write_summary): Update.
2528 * lto-streamer-out.c (lto_output): Update, output varpool too.
2529 (write_global_stream): Kill WPA hack.
2530 (produce_asm_for_decls): Update.
2531 (output_alias_pair_p): Handle variables.
2532 (output_unreferenced_globals): Output only needed partition of varpool.
2533 * ipa-inline.c (inline_write_summary): Update.
2534 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2536 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2537 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2538 varpool_node_set_new, varpool_node_set_add,
2539 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2540 debug_varpool_node_set): New functions.
2541 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2542 (execute_one_pass): Process new decls too.
2543 (ipa_write_summaries_2): Pass around vsets.
2544 (ipa_write_summaries_1): Likewise.
2545 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2547 (ipa_write_optimization_summaries_1): Pass around vsets.
2548 (ipa_write_optimization_summaries): Likewise.
2549 * varpool.c (varpool_get_node): New.
2550 (varpool_node): Update doubly linked lists.
2551 (varpool_remove_node): New.
2552 (dump_varpool_node): More dumping.
2553 (varpool_enqueue_needed_node): Update doubly linked lists.
2554 (decide_is_variable_needed): Kill ltrans hack.
2555 (varpool_finalize_decl): Kill lto hack.
2556 (varpool_assemble_decl): Skip decls in other partitions.
2557 (varpool_assemble_pending_decls): Update doubly linkes lists.
2558 (varpool_empty_needed_queue): Likewise.
2559 (varpool_extra_name_alias): Likewise.
2560 * lto-streamer.c (lto_get_section_name): Add vars section.
2561 * lto-streamer.h (lto_section_type): Update.
2562 (output_varpool, input_varpool): Declare.
2564 2010-04-28 Mike Stump <mikestump@comcast.net>
2566 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2568 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2570 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2571 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2572 (lto_input_ts_type_tree_pointers): Likewise.
2573 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2574 (lto_output_ts_type_tree_pointers): Likewise.
2576 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2578 Uniquization of constants at the Tree level
2579 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2580 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2582 (tree_output_constant_def): Declare.
2583 * gimplify.c (gimplify_init_constructor): When using block copy, first
2584 uniquize the constant constructor on the RHS.
2585 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2586 DECL_IN_CONSTANT_POOL flag.
2587 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2588 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2590 (assemble_variable): Deal with symbols belonging to the tree constant
2592 (get_constant_section): Add ALIGN parameter and simplify.
2593 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2594 (assemble_constant_contents): Use the expression of the VAR_DECL.
2595 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2596 (tree_output_constant_def): New global function.
2597 (mark_constant): Use the expression of the VAR_DECL.
2598 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2600 (output_object_block): Likewise and assemble the expression.
2602 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2604 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2605 hash_tree, eq_tree): New tree hash table.
2606 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2607 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2608 lto_orig_address_remove): Reimplement.
2610 2010-04-28 Xinliang David Li <davidxl@google.com>
2613 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2614 (compute_uninit_opnds_pos): New function.
2615 (is_non_loop_exit_postdominating): New function.
2616 (compute_control_dep_chain): New function.
2617 (find_pdom): New function.
2618 (convert_control_dep_chain_into_preds): New function.
2619 (find_predicates): New function.
2620 (find_control_equiv_block): New function.
2621 (collect_phi_def_edges): New function.
2622 (find_def_preds): New function.
2623 (find_dom): New function.
2624 (dump_predicates): New function.
2625 (get_cmp_code): New function.
2626 (is_value_included_in): New function.
2627 (find_matching_predicate_in_rest_chains): New function.
2628 (use_pred_not_overlap_with_undef_path_pred): New function.
2629 (is_use_properly_guarded): New function.
2630 (normalize_cond_1): New function.
2631 (is_and_or_or): New function.
2632 (normalize_cond): New function.
2633 (is_gcond_subset_of): New function.
2634 (is_subset_of_any): New function.
2635 (is_or_set_subset_of): New function.
2636 (is_and_set_subset_of): New function.
2637 (is_norm_cond_subset_of): New function.
2638 (is_pred_expr_subset_of): New function.
2639 (is_pred_chain_subset_of): New function.
2640 (is_included_in): New function.
2641 (is_superset_of): New function.
2642 (find_uninit_use): New function.
2643 (warn_uninitialized_phi): New function.
2644 (compute_possibly_undefined_names): New function.
2645 (ssa_undefined_value_p): New function.
2646 (execute_late_warn_uninitialized): New function.
2647 * tree-ssa.c (ssa_undefined_value_p): Removed.
2648 (warn_uninit): Changed to extern.
2649 (warn_uninitialized_phi): Removed.
2650 (warn_uninitialized_vars): Changed to extern.
2651 (execute_late_warn_uninitialized): Removed
2652 * tree-flow.h: Add new prototypes.
2653 * timevar.def: Add new time variable.
2654 * Makefile.in: Add new build file.
2656 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2658 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2661 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2664 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2666 2010-04-28 Martin Jambor <mjambor@suse.cz>
2668 * cgraph.h (struct cgraph_node): New field indirect_calls.
2669 (struct cgraph_indirect_call_info): New type.
2670 (struct cgraph_edge): Removed field indirect_call. New fields
2671 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2672 (cgraph_create_indirect_edge): Declare.
2673 (cgraph_make_edge_direct): Likewise.
2674 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2675 * ipa-prop.h (struct ipa_param_call_note): Removed.
2676 (struct ipa_node_params): Removed field param_calls.
2677 (ipa_create_all_structures_for_iinln): Declare.
2678 * cgraph.c: Described indirect edges and uids in initial comment.
2679 (cgraph_add_edge_to_call_site_hash): New function.
2680 (cgraph_edge): Search also among the indirect edges, use
2681 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2682 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2683 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2685 (initialize_inline_failed): Assign a reason to indirect edges.
2686 (cgraph_create_edge_1): New function.
2687 (cgraph_create_edge): Moved some functionality to
2688 cgraph_create_edge_1.
2689 (cgraph_create_indirect_edge): New function.
2690 (cgraph_edge_remove_callee): Add an assert checking for
2692 (cgraph_edge_remove_caller): Special-case indirect edges.
2693 (cgraph_remove_edge): Likewise.
2694 (cgraph_set_edge_callee): New function.
2695 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2696 (cgraph_make_edge_direct): New function.
2697 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2698 the declaration of the call statement matches.
2699 (cgraph_node_remove_callees): Special-case indirect edges.
2700 (cgraph_clone_edge): Likewise.
2701 (cgraph_clone_node): Clone also the indirect edges.
2702 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2703 indirect_call, dump count of indirect_calls edges.
2704 * ipa-prop.c (iinlining_processed_edges): New variable.
2705 (ipa_note_param_call): Create indirect edges instead of
2706 creating notes. New parameter node.
2707 (ipa_analyze_call_uses): New parameter node, pass it on to
2708 ipa_note_param_call.
2709 (ipa_analyze_stmt_uses): Likewise.
2710 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2711 (print_edge_addition_message): Work on edges rather than on notes.
2712 (update_call_notes_after_inlining): Likewise, renamed to
2713 update_indirect_edges_after_inlining.
2714 (ipa_create_all_structures_for_iinln): New function.
2715 (ipa_free_node_params_substructures): Do not free notes.
2716 (ipa_edge_duplication_hook): Propagate bits within
2717 iinlining_processed_edges bitmap.
2718 (ipa_node_duplication_hook): Do not duplicate notes.
2719 (free_all_ipa_structures_after_ipa_cp): Renamed to
2720 ipa_free_all_structures_after_ipa_cp.
2721 (free_all_ipa_structures_after_iinln): Renamed to
2722 ipa_free_all_structures_after_iinln.
2723 (ipa_write_param_call_note): Removed.
2724 (ipa_read_param_call_note): Removed.
2725 (ipa_write_indirect_edge_info): New function.
2726 (ipa_read_indirect_edge_info): Likewise.
2727 (ipa_write_node_info): Do not stream notes, do stream information
2729 (ipa_read_node_info): Likewise.
2730 (lto_ipa_fixup_call_notes): Removed.
2731 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2732 * ipa-inline.c (pass_ipa_inline): Likewise.
2733 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2734 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2735 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2737 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2739 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2740 (output_cgraph): Stream also indirect edges.
2741 (lto_output_edge): Added capability to stream indirect edges.
2742 (input_edge): Likewise.
2743 (input_cgraph_1): Likewise.
2744 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2747 2010-04-28 Richard Guenther <rguenther@suse.de>
2749 PR tree-optimization/43879
2750 PR tree-optimization/43909
2751 * tree-ssa-structalias.c (struct variable_info): Add
2752 only_restrict_pointers flag.
2753 (new_var_info): Initialize it. Increment stats.total_vars here.
2754 (create_function_info_for): Do not increment stats.total_vars here.
2755 (get_function_part_constraint): Fix build with C++.
2756 (insert_into_field_list): Remove.
2757 (push_fields_onto_fieldstack): Properly merge fields.
2758 (create_variable_info_for): Split and simplify.
2759 (create_variable_info_for_1): New piece.
2760 (intra_create_variable_infos): Properly make restrict constraints
2763 2010-04-28 Richard Guenther <rguenther@suse.de>
2766 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2768 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2769 Jan Hubicka <hubicka@ucw.cz>
2771 * doc/invoke.texi (-Wsuggest-attribute=const,
2772 -Wsuggest-attribute=pure): Document.
2773 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2774 (function_always_visible_to_compiler_p,
2775 suggest_attribute, warn_function_pure, warn_function_const):
2777 (check_call): Improve debug info.
2778 (analyze_function): Do not check availability.
2779 (add_new_function): Check availability.
2780 (propagate): Output warnings.
2781 (skip_function_for_local_pure_const): New function.
2782 (local_pure_const): Use it; output warnings.
2783 * common.opt (Wsuggest-attribute=const,
2784 Wsuggest-attribute=pure): New.
2786 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2788 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2789 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2790 or DW_CFA_def_cfa_offset{,_sf}.
2792 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2794 * tree.h: Fix truncated long macros.
2796 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2798 * collect2.c (TARGET_64BIT): Redefine to target's default.
2799 * tlink.c: Likewise.
2800 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2801 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2802 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2803 for underscoring __USER_LABEL_PREFIX__.
2804 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2805 (SUB_LINK_ENTRY32): New.
2806 (SUB_LINK_ENTRY64): New.
2807 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2808 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2809 (SUB_LINK_ENTRY64): New.
2810 (SUB_LINK_ENTRY): New.
2811 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2812 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2813 x64 target is choosen.
2814 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2815 * configure: Regenerated.
2816 * configure.ac (leading-mingw64-underscores): Option added.
2818 2010-04-27 Jan Hubicka <jh@suse.cz>
2820 * doc/invoke.texi (-fipa-profile): Document.
2821 * opts.c (decode_options): Enable ipa-profile at -O1.
2822 * timevar.def (TV_IPA_PROFILE): Define.
2823 * common.opt (fipa-profile): Add.
2824 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2826 (cgraph_propagate_frequency): Handle only local ones.
2827 * tree-pass.h (pass_ipa_profile): Declare.
2828 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2829 (pass_ipa_profile): Use TV_IPA_PROFILE.
2830 * ipa.c (ipa_profile): New function.
2831 (gate_ipa_profile): Likewise.
2832 (pass_ipa_profile): New global variable.
2833 * passes.c (pass_ipa_profile): New.
2835 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2837 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2839 2010-04-27 Martin Jambor <mjambor@suse.cz>
2842 * ipa.c (dissolve_same_comdat_group_list): New function.
2843 (function_and_variable_visibility): Call
2844 dissolve_same_comdat_group_list when comdat group contains external or
2846 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2847 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2849 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2851 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2852 (const_hash_1) <VECTOR_CST>: New case.
2853 (compare_constant) <VECTOR_CST>: Likewise.
2854 <ADDR_EXPR>: Deal with LABEL_REFs.
2855 (copy_constant) <VECTOR_CST>: New case.
2857 2010-04-27 Jan Hubicka <jh@suse.cz>
2859 * cgraph.c (cgraph_propagate_frequency): New function.
2860 * cgraph.h (cgraph_propagate_frequency): Declare.
2861 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2862 cgraph_propagate_frequency.
2864 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2866 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2868 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2871 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2872 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2873 here to determine which regs to push and how much stack to reserve.
2875 2010-04-27 Jie Zhang <jie@codesourcery.com>
2877 * doc/gimple.texi (gimple_statement_with_ops): Remove
2878 addresses_taken field.
2879 (gimple_statement_with_memory_ops): Likewise.
2881 2010-04-27 Jan Hubicka <jh@suse.cz>
2883 * tree-inline.c (eni_inlining_weights): Remove.
2884 (estimate_num_insns): Special case more builtins.
2886 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2889 * c-typeck.c (build_binary_op): Move forward check for comparison
2890 pointer with null pointer constant and adjust the diagnostic message.
2892 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2895 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2896 binutils supports extended .section directive needed by LTO, or
2897 warn if older binutils found.
2898 (LTO_BINARY_READER): New AC_SUBST'd variable.
2899 (LTO_USE_LIBELF): Likewise.
2900 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2902 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2903 (LTO_USE_LIBELF): Likewise.
2904 * configure: Regenerate.
2906 * collect2.c (is_elf): Rename from this ...
2907 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2908 object files in addition to ELF-formatted ones.
2909 (scan_prog_file): Caller updated. Also allow for LTO info marker
2910 symbol to be prefixed or not by an extra underscore.
2912 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2913 * config/i386/winnt.c: Also #include lto-streamer.h
2914 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2916 (i386_pe_asm_output_aligned_decl_common): Add comment.
2917 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2919 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2922 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2923 Add missing earlyclobber for second alternative.
2925 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2927 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2928 bits for artificial defs at the top of the block.
2929 * fwprop.c (single_def_use_enter_block): Don't call it.
2931 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2934 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2935 instead of "$gcc_cv_objdump -T".
2936 Use "-undefined dynamic_lookup" on darwin.
2937 * gcc/configure: Regenerate.
2939 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2942 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2944 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2946 * c-parser.c (struct c_token): Move location field up.
2947 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2948 (struct c_declspecs): Convert typespec_word, storage_class, and
2949 default_int_p into bitfields.
2950 (struct c_declarator): Move loc field up.
2952 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2954 * cfgloop.h (struct loop): Move can_be_parallel field up.
2955 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2956 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2958 (struct iv_cand): Convert pos field into a bitfield.
2959 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2961 (struct _stmt_vec_info): Shuffle fields for better packing.
2963 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2965 * varasm.c (IN_NAMED_SECTION): Remove guard.
2966 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2967 (IN_NAMED_SECTION_P): ...this.
2968 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2969 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2971 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2973 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2974 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2975 of shadowing it. Fix comments.
2977 2010-04-26 Jan Hubicka <jh@suse.cz>
2979 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2980 (cgraph_clone_node): Copy function frequency.
2981 * cgraph.h (node_frequency): New enum
2982 (struct cgraph_node): Add.
2983 * final.c (rest_of_clean_state): Update.
2984 * lto-cgraph.c (lto_output_node): Output node frequency.
2985 (input_overwrite_node): Input node frequency.
2986 * tre-ssa-loop-ivopts (computation_cost): Update.
2987 * lto-streamer-out.c (output_function): Do not output function
2989 * predict.c (maybe_hot_frequency_p): Update and handle functions
2991 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2993 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2994 (compute_function_frequency): Set noreturn functions to be executed
2996 (choose_function_section): Update.
2997 * lto-streamer-in.c (input_function): Do not input function frequency.
2998 * function.c (allocate_struct_function): Do not initialize function
3000 * function.h (function_frequency): Remove.
3001 (struct function): Remove function frequency.
3002 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
3003 (try_update): Update.
3004 * tree-inline.c (initialize_cfun): Do not update function frequency.
3005 * passes.c (pass_init_dump_file): Update.
3006 * i386.c (ix86_compute_frame_layout): Update.
3007 (ix86_pad_returns): Update.
3009 2010-04-26 Jie Zhang <jie@codesourcery.com>
3011 PR tree-optimization/43833
3012 * tree-vrp.c (range_int_cst_p): New.
3013 (range_int_cst_singleton_p): New.
3014 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
3015 when both operands are constants. Use range_int_cst_p in
3018 2010-04-26 Jan Hubicka <jh@suse.cz>
3020 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
3022 2010-04-26 Richard Guenther <rguenther@suse.de>
3025 * gimple.c (gimple_decl_printable_name): Deal gracefully
3026 with a NULL DECL_NAME.
3028 2010-04-26 Richard Guenther <rguenther@suse.de>
3031 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
3032 if emitting debug information and it is either a function
3033 or a namespace decl.
3035 2010-04-26 Ira Rosen <irar@il.ibm.com>
3037 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
3038 determine if the statement is vectorizable, and a macro to access it.
3039 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3040 Skip statements that can't be vectorized. If the analysis fails,
3041 mark the statement as unvectorizable if vectorizing basic block.
3042 (vect_compute_data_refs_alignment): Likewise.
3043 (vect_verify_datarefs_alignment): Skip statements marked as
3044 unvectorizable. Add print.
3045 (vect_analyze_group_access): Skip statements that can't be
3046 vectorized. If the analysis fails, mark the statement as
3047 unvectorizable if vectorizing basic block.
3048 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3049 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3050 generated stmts for SLP.
3051 (new_stmt_vec_info): Initialize the new field.
3052 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3053 statements marked as unvectorizable.
3055 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3057 * c-common.c (flag_isoc1x): New.
3058 (flag_isoc99): Update comment.
3059 * c-common.h (flag_isoc1x): New.
3060 (flag_isoc99): Update comment.
3061 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3062 __<type>_DECIMAL_DIG__.
3063 * c-opts.c (set_std_c1x): New.
3064 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3065 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3066 * c.opt (-std=c1x, -std=gnu1x): New options.
3067 * doc/cpp.texi: Mention -std=c1x.
3068 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3069 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3070 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3071 * doc/standards.texi: Mention C1X.
3072 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3073 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3074 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3077 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3079 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3080 placeholder from 0x%x to %#x.
3081 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3082 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3083 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3084 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3085 * config/i386/i386.c (ix86_target_string): Ditto.
3086 (output_pic_addr_const): Ditto.
3087 (print_operand): Ditto.
3089 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3091 * combine.c (find_split_point): Add third argument. Use it
3092 to find nested multiply-accumulate instructions. Adjust calls.
3093 (try_combine): Adjust call to find_split_point.
3095 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3097 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3099 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3101 PR tree-optimization/41442
3102 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3103 (fold_binary_loc): Call it.
3105 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3107 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3108 * opts.c (common_handle_option): Allow disabling it.
3109 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3111 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3113 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3114 between modes if both types are integral.
3116 2010-04-23 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/43572
3119 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3121 2010-04-23 Richard Guenther <rguenther@suse.de>
3124 * tree-inline.c (tree_can_inline_p): Also check compatibility
3127 2010-04-23 Martin Jambor <mjambor@suse.cz>
3129 PR tree-optimization/43846
3130 * tree-sra.c (struct access): New flag grp_assignment_read.
3131 (build_accesses_from_assign): Set grp_assignment_read.
3132 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3133 (enum mark_read_status): New type.
3134 (analyze_access_subtree): Propagate grp_assignment_read, create
3135 accesses also if both direct_read and root->grp_assignment_read.
3137 2010-04-23 Martin Jambor <mjambor@suse.cz>
3140 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3141 function does not have type attributes.
3143 2010-04-23 Richard Guenther <rguenther@suse.de>
3146 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3149 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3151 * sese.h (create_if_region_on_edge): Remove.
3153 * sese.c (create_if_region_on_edge): Make static.
3155 * tree-inline.c: Do not include ggc.h.
3157 * expr.c: Do not include ggc.h.
3159 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3162 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3165 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3166 in the middle of insns for casesi_worker_2.
3168 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3170 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3172 2010-04-22 Ira Rosen <irar@il.ibm.com>
3174 PR tree-optimization/43842
3175 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3176 loop unrolling in update of exit phis. Fix comment.
3177 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3178 least two reduction statements in the loop before starting SLP
3181 2010-04-22 Nick Clifton <nickc@redhat.com>
3183 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3185 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3187 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3190 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3192 * tree-parloops.c (loop_parallel_p): New argument
3193 parloop_obstack. Pass it down.
3194 (parallelize_loops): New variable parloop_obstack. Initialize it,
3195 pass it down, free it.
3197 * tree-loop-linear.c (linear_transform_loops): Pass down
3200 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3201 of type struct obstack *.
3203 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3204 scratch_obstack. Initialize it, pass down, free it.
3206 * lambda.h (lambda_loop_new): Remove.
3207 (lambda_matrix_new, lambda_matrix_inverse)
3208 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3209 argument of type struct obstack *.
3211 * lambda-trans.c (lambda_trans_matrix_new): New argument
3212 lambda_obstack. Pass it down, use obstack allocation for ret.
3213 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3216 * lambda-mat.c (lambda_matrix_get_column)
3217 (lambda_matrix_project_to_null): Remove.
3218 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3220 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3223 * lambda-code.c (lambda_loop_new): New function.
3224 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3225 (lambda_compute_auxillary_space, lambda_compute_target_space)
3226 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3227 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3228 (build_access_matrix): New argument lambda_obstack. Use obstack
3230 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3231 argument lambda_obstack. Pass it down.
3233 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3235 * optabs.h (expand_widening_mult): Declare.
3237 2010-04-22 Richard Guenther <rguenther@suse.de>
3239 PR tree-optimization/43845
3240 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3241 lookup the CALL_EXPR function and arguments.
3243 2010-04-22 Nick Clifton <nickc@redhat.com>
3245 * config/stormy16/stormy16.c
3246 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3247 * config/stormy16/stormy16.h: Tidy up formatting.
3248 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3249 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3250 (ineqbranchsi): Delete pattern.
3251 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3252 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3253 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3254 stormy16-lib2-ucmpsi2.c.
3256 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3258 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3259 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3260 extra set merge_set_noclobber, and use it to relax the final test
3262 * df.h (df_simulate_find_noclobber_defs): Declare.
3263 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3265 (df_simulate_find_noclobber_defs): New function.
3267 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3269 * config/i386/i386.md: Use {} around multi-line preparation statements.
3271 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3273 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3274 (process_init_element): New argument of type struct obstack *.
3276 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3277 (set_init_index, set_init_label, set_nonincremental_init)
3278 (set_nonincremental_init_from_string, find_init_member)
3279 (output_init_element, output_pending_init_elements)
3280 (process_init_element): New argument braced_init_obstack. Pass it
3282 (push_range_stack, add_pending_init): New argument
3283 braced_init_obstack. Use obstack allocation.
3285 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3286 braced_init_obstack. Pass it down.
3287 (c_parser_braced_init): New variables ret, braced_init_obstack.
3288 Initialize obstack, pass it down and finally free it.
3290 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3293 * tree-pass.h (pass_optimize_widening_mul): Declare.
3294 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3295 gate_optimize_widening_mul): New static functions.
3296 (pass_optimize_widening_mul): New.
3297 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3298 <case MULT_EXPR>: Remove support for widening multiplies.
3299 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3300 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3301 simplify_gen_unary rather than directly building extensions.
3302 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3304 * expmed.c (expand_widening_mult): New function.
3305 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3307 2010-04-21 Jan Hubicka <jh@suse.cz>
3309 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3310 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3311 * lto-wpa-fixup.c: Remove.
3312 * Makefile.in (lto-wpa-fixup.o): Remove.
3313 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3314 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3315 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3317 2010-04-21 Jan Hubicka <jh@suse.cz>
3319 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3320 add write_optimization_summary, read_optimization_summary.
3321 (ipa_write_summaries_of_cgraph_node_set): Remove.
3322 (ipa_write_optimization_summaries): Declare.
3323 (ipa_read_optimization_summaries): Declare.
3324 * ipa-cp.c (pass_ipa_cp): Update.
3325 * ipa-reference.c (pass_ipa_reference): Update.
3326 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3327 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3329 * ipa-inline.c (pass_ipa_inline): Update.
3330 * ipa.c (pass_ipa_whole_program): Update.
3331 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3332 * passes.c (ipa_write_summaries_1): Do not test wpa.
3333 (ipa_write_optimization_summaries_1): New.
3334 (ipa_write_optimization_summaries): New.
3335 (ipa_read_summaries): Do not test ltrans.
3336 (ipa_read_optimization_summaries_1): New.
3337 (ipa_read_optimization_summaries): New.
3339 2010-04-21 Jan Hubicka <jh@suse.cz>
3341 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3343 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3345 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3348 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3349 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3351 2010-04-21 Jan Hubicka <jh@suse.cz>
3353 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3355 2010-04-21 Jan Hubicka <jh@suse.cz>
3357 * varpool.c (decide_is_variable_needed): Variable is always needed
3360 2010-04-21 Jan Hubicka <jh@suse.cz>
3362 * opts.c (decode_options): Enable pure-const pass for whopr.
3364 2010-04-21 Jan Hubicka <jh@suse.cz>
3366 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3367 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3369 (cgraph_decide_inlining): Do not expect callee to be removed in all
3372 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3374 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3376 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3378 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3379 amdfam10_decode attributes.
3381 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3384 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3385 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3386 (lower_copyprivate_clauses): Use private var in outer
3387 context instead of original var. Make sure the types
3388 are correct for VLAs.
3390 2010-04-21 Richard Guenther <rguenther@suse.de>
3392 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3393 to non-pointer objects.
3395 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3397 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3398 last chain entry if it starts with the still current label.
3399 (add_location_or_const_value_attribute): Check that
3400 loc_list->first->next is NULL instead of comparing ->first with ->last.
3401 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3402 to add_var_loc_to_decl.
3404 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3405 >= 4 add also address size and segment size fields into CIE header.
3407 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3408 long as address size is the same as sizeof (void *) and
3410 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3411 address size or segment size is unexpected, return DW_EH_PE_omit.
3412 (classify_object_over_fdes): If get_cie_encoding returned
3413 DW_EH_PE_omit, return -1.
3414 (init_object): If classify_object_over_fdes returned -1,
3415 pretend there were no FDEs at all.
3417 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3420 bswap{si,di}2 using SWI48 mode iterator.
3421 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3422 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3423 set modrm attribute of bswap insn to 0 and remove length attribute.
3424 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3425 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3426 set mode attribute to <MODE> and remove length attribute.
3428 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3430 PR rtl-optimization/43520
3431 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3432 zero available registers.
3434 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3436 * builtins.c (fold_builtin_cproj): Fold more cases.
3438 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3440 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3441 (fold_builtin_1): Fold builtin cproj.
3442 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3443 Use ATTR_CONST_NOTHROW_LIST.
3445 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3447 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3448 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3449 ffsi2_no_cmove for !TARGET_CMOVE.
3450 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3451 (ffssi2): Remove expander.
3452 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3454 (ctz<mode>2): Ditto from ctz{si,di}2.
3455 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3457 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3460 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3462 * dwarf2out.c (AT_linkage_name): Define.
3463 (clone_as_declaration): Handle DW_AT_linkage_name.
3464 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3465 of DW_AT_MIPS_linkage_name.
3466 (move_linkage_attr): Likewise.
3467 (dwarf2out_finish): Likewise.
3469 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3472 * fold-const.c (fold_comparison): New folding rule.
3474 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3476 * double-int.h (double_int_setbit): Declare.
3477 * double-int.c (double_int_setbit): New function.
3478 * rtl.h (immed_double_int_const): Declare.
3479 * emit-rtl.c (immed_double_int_const): New function.
3480 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3481 and immed_double_int_const functions.
3482 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3483 expand_copysign_bit): (Ditto.).
3484 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3485 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3486 * dojump.c (prefer_and_bit_test): (Ditto.).
3487 * expr.c (convert_modes, reduce_to_bit_field_precision,
3488 const_vector_from_tree): (Ditto.).
3489 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3491 2010-04-20 Jan Hubicka <jh@suse.cz>
3493 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3494 (dump_cgraph_node): Dump new flags.
3495 * cgraph.h (struct cgraph_node): Add flags
3496 reachable_from_other_partition and in_other_partition.
3497 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3498 other partition can not be removed.
3499 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3500 the other partition must be output; silence sanity checking on
3501 leaking functions bodies from other paritition.
3502 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3503 (lto_output_node): Output new flags; do not sanity check that inline
3504 clones are output; drop lto_forced_extern_inline_p code; do not mock
3505 visibility flags at partition boundaries.
3506 (add_node_to): New function.
3507 (output_cgraph): Use it to sort functions so masters appear before
3509 (input_overwrite_node): Input new flags.
3510 * passes.c (ipa_write_summaries): Do not call
3511 lto_new_extern_inline_states.
3512 * lto-section-out.c (forced_extern_inline,
3513 lto_new_extern_inline_states lto_delete_extern_inline_states,
3514 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3515 * lto-streamer.h (lto_new_extern_inline_states,
3516 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3517 lto_forced_extern_inline_p): Kill.
3519 2010-04-20 Richard Guenther <rguenther@suse.de>
3521 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3522 from vars that can have pointers.
3523 (process_constraint): Dump useless constraints.
3525 2010-04-20 Richard Guenther <rguenther@suse.de>
3527 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3528 (dump_sa_points_to_info): Remove asserts.
3529 (init_base_vars): nothing_id isn't an escape point nor does it
3532 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3534 * tree.h (TYPE_REF_IS_RVALUE): Define.
3535 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3536 should_move_die_to_comdat, prune_unused_types_walk): Handle
3537 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3538 (modified_type_die, gen_reference_type_die): Emit
3539 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3540 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3542 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3545 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3546 calls for -fpic -m31 if they have been sibcall optimized.
3548 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3550 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3551 ar.lc fixed and call-used.
3553 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3555 2010-04-19 Jan Hubicka <jh@suse.cz>
3557 * opts.c (decode_options): Disable whpr incompatible passes.
3558 * lto/lto.c (lto_1_to_1_map): Skip clones.
3559 (read_cgraph_and_symbols): Do not mark everything as needed.
3560 (do_whole_program_analysis): Do map only after optimizing;
3561 set proper cgraph_state; use passmanager.
3563 2010-04-19 DJ Delorie <dj@redhat.com>
3565 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3566 POINTER_PLUS_EXPR and fix them.
3568 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3570 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3571 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3572 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3573 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3574 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3575 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3576 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3577 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3578 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3579 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3580 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3582 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3584 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3585 (check_cond_move_block): Likewise.
3586 (cond_move_process_if_block): Likewise.
3587 (noce_find_if_block): Improve formatting.
3588 (find_if_header): Pass 0 to memset and tweak conditions.
3589 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3591 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3593 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3597 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3598 with non-local decl doesn't need chain.
3600 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3602 * ira-color.c (allocno_reload_assign): Avoid accumulating
3603 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3605 2010-04-19 Martin Jambor <mjambor@suse.cz>
3607 * gimple.h (create_tmp_reg): Declare.
3608 * gimplify.c (create_tmp_reg): New function.
3609 (gimplify_return_expr): Use create_tmp_reg.
3610 (gimplify_omp_atomic): Likewise.
3611 (gimple_regimplify_operands): Likewise.
3612 * tree-dfa.c (make_rename_temp): Likewise.
3613 * tree-predcom.c (predcom_tmp_var): Likewise.
3614 (reassociate_to_the_same_stmt): Likewise.
3615 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3616 (get_replaced_param_substitute): Likewise.
3617 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3618 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3619 * tree-ssa-pre.c (get_representative_for): Likewise.
3620 (create_expression_by_pieces): Likewise.
3621 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3622 (create_tailcall_accumulator): Likewise.
3624 2010-04-19 Martin Jambor <mjambor@suse.cz>
3626 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3628 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3630 2010-04-19 Richard Guenther <rguenther@suse.de>
3632 PR tree-optimization/43796
3633 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3634 from SCEV in the lattice.
3635 (vrp_visit_phi_node): Dump change.
3637 2010-04-19 Richard Guenther <rguenther@suse.de>
3639 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3640 * configure: Re-generated.
3642 2010-04-19 Richard Guenther <rguenther@suse.de>
3644 PR tree-optimization/43783
3645 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3646 constant ARRAY_REF operands two and three if possible.
3648 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3651 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3653 2010-04-19 Jie Zhang <jie@codesourcery.com>
3656 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3658 2010-04-19 Ira Rosen <irar@il.ibm.com>
3660 PR tree-optimization/37027
3661 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3662 and macro to access it.
3663 (vectorizable_reduction): Add argument.
3664 (vect_get_slp_defs): Likewise.
3665 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3666 statements for possible use in SLP.
3667 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3668 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3669 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3671 (vectorizable_reduction): Likewise.
3672 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3674 (vectorizable_type_demotion, vectorizable_type_promotion,
3675 vectorizable_store): Likewise.
3676 (vect_analyze_stmt): Update call to vectorizable_reduction.
3677 (vect_transform_stmt): Likewise.
3678 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3679 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3680 from different interleaving chains in same node.
3681 (vect_slp_rearrange_stmts): New function.
3682 (vect_supported_load_permutation_p): Allow load permutations for
3683 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3684 inside SLP nodes if necessary.
3685 (vect_analyze_slp_instance): Handle reductions.
3686 (vect_analyze_slp): Try to build SLP instances originating from groups
3688 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3689 (vect_get_constant_vectors): Create initial vectors for reductions
3690 according to reduction code. Add new argument.
3691 (vect_get_slp_defs): Add new argument, pass it to
3692 vect_get_constant_vectors.
3693 (vect_schedule_slp_instance): Remove SLP tree root statements.
3695 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3697 * tree.h (ENUM_IS_SCOPED): Define.
3698 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3699 for ENUM_IS_SCOPED enums.
3701 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3703 * fold-const.c (fold_comparison): Use ssizetype.
3704 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3705 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3706 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3707 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3709 * tree.h (initialize_sizetypes): Remove parameter.
3710 (build_common_tree_nodes): Remove second parameter.
3711 * stor-layout.c (initialize_sizetypes): Remove parameter.
3712 Always create an unsigned type.
3713 (set_sizetype): Assert that the passed type is unsigned and simplify.
3714 * tree.c (build_common_tree_nodes): Remove second parameter.
3715 Adjust call to initialize_sizetypes.
3716 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3717 build_common_tree_nodes.
3719 2010-04-18 Matthias Klose <doko@ubuntu.com>
3721 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3723 2010-04-18 Ira Rosen <irar@il.ibm.com>
3725 PR tree-optimization/43771
3726 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3727 load permutation doesn't have gaps.
3729 2010-04-18 Jan Hubicka <jh@suse.cz>
3731 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3732 (sse_prologue_save_insn expander): Use new pattern.
3733 (sse_prologue_save_insn1): New pattern and splitter.
3734 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3736 * i386.c (setup_incoming_varargs_64): Do not compute jump
3738 (ix86_gimplify_va_arg): Update alignment needed.
3739 (ix86_local_alignment): Do not align all local arrays to 128bit.
3741 2010-04-17 Jan Hubicka <jh@suse.cz>
3743 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3745 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3747 * arm.md (negdi2): Remove redundant code to force values into a
3750 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3752 * arm/bpabi.S: Add EABI alignment attributes to objects.
3753 * arm/bpabi-v6m.S: Likewise.
3754 * arm/crti.asm: Likewise.
3755 * arm/crtn.asm: Likewise.
3756 * arm/lib1funcs.asm: Likewise.
3757 * arm/libunwind.S: Likewise.
3759 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3761 * arm-protos.h (tune_params): New structure.
3762 * arm.c (current_tune): New variable.
3763 (arm_constant_limit): Delete.
3764 (struct processors): Add pointer to the tune parameters.
3765 (arm_slowmul_tune): New tuning option.
3766 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3767 (all_cores): Adjust to pick up the tuning model.
3768 (arm_constant_limit): New function.
3769 (arm_override_options): Select the appropriate tuning model. Delete
3770 initialization of arm_const_limit.
3771 (arm_split_constant): Use the new constant-limit model.
3772 (arm_rtx_costs): Pick up the current tuning model.
3773 * arm.md (is_strongarm, is_xscale): Delete.
3774 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3775 for Xscale variant architectures.
3776 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3778 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3780 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3782 (arm_rtx_costs_1): Remove unused variable extra_cost.
3783 (arm_unwind_emit_set): Use variable offset.
3784 (thumb1_output_casesi): Remove unused variable flags.
3786 2010-04-16 Jeff Law <law@redhat.com>
3788 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3789 needing assignment rather than doing a two-phase assignment. Remove
3790 unused variable 'm'.
3792 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3795 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3797 2010-04-16 Doug Kwan <dougkwan@google.com>
3799 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3800 (next_operand_entry_id): New static variable.
3801 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3802 (add_to_ops_vec): Assigned unique ID to operand entry.
3803 (struct oecount_s): New field ID.
3804 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3805 (undistribute_ops_list): Assign unique IDs to oecounts.
3806 (init_reassoc): reset next_operand_entry_id.
3808 2010-04-16 Doug Kwan <dougkwan@google.com>
3810 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3811 missing left parenthesis.
3813 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3815 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3816 *btdi_rex64 using SWI48 mode iterator.
3817 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3818 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3819 *jcc_btdi_mask_rex64.
3821 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3823 * double-int.h (tree_to_double_int): Convert to macro.
3824 * double-int.c (tree_to_double_int): Remove.
3826 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3829 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3830 with want_address 2 and in case a single element list might be
3831 possible, call it again with want_address 0.
3833 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3835 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3836 case 'W' print operands for HI mode.
3837 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3838 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3839 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3840 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3842 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3844 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3845 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3846 #xx:3 and #xx:4 mode.
3848 * config/h8300/h8300.md (inverted load with HImode dest): Add
3849 support for H8300SX.
3851 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3852 satisfy 'U' constraint.
3854 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3856 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3857 * configure: Regenerate.
3858 * config.in: Regenerate.
3859 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3862 2010-04-16 Richard Guenther <rguenther@suse.de>
3864 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3865 (struct tree_decl_common): ... here.
3866 (DECL_PT_UID): Adjust.
3867 (SET_DECL_PT_UID): Likewise.
3868 (DECL_PT_UID_SET_P): Likewise.
3870 2010-04-16 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/43572
3873 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3874 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3875 * tree-flow.h (is_call_clobbered): Remove.
3876 * tree-flow-inline.h (is_call_clobbered): Likewise.
3877 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3878 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3879 (execute_return_slot_opt): Adjust.
3880 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3881 check for call clobbered vars here.
3882 (find_tail_calls): Move tailcall verification to the
3885 2010-04-16 Diego Novillo <dnovillo@google.com>
3887 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3889 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3892 * config/arm/arm.md (cbranchqi4): New pattern.
3893 * config/arm/predicates.md (const0_operand,
3894 cbranchqi4_comparison_operator): New predicates.
3896 2010-04-16 Richard Guenther <rguenther@suse.de>
3898 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3899 (dump_gimple_stmt): Likewise.
3901 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3903 * recog.h (struct recog_data): New field is_operator.
3904 (struct insn_operand_data): New field is_operator.
3905 * recog.c (extract_insn): Set recog_data.is_operator.
3906 * genoutput.c (output_operand_data): Emit code to set the
3908 * reload.c (find_reloads): Use it rather than testing for an
3909 empty constraint string.
3912 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3913 If the previous insn is a cbranchsi4_insn with the same arguments,
3914 omit the compare instruction.
3916 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3917 register, inputs must be low registers and we need a low register
3918 scratch. Handle alternative 2 like alternative 3.
3920 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3922 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3923 don't call get_addr on both. If one expression is a VALUE and
3924 the other a REG, check VALUE's locs if the REG isn't among them.
3926 2010-04-16 Christian Bruel <christian.bruel@st.com>
3928 * config/sh/sh.h (sh_frame_pointer_required): New function.
3929 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3930 (flag_omit_frame_pointer) Set.
3931 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3932 (rounded_frame_size): Adjust size with outgoing_args_size.
3933 (sh_set_return_address): Must return from stack pointer.
3934 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3935 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3936 (ACCUMULATE_OUTGOING_ARGS): Define.
3937 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3938 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3940 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3943 * config/sh/sh.c (sh_legitimize_reload_address): Use
3944 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3945 Remove a unneeded check for offset_base.
3947 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3949 * configure: Regenerated.
3951 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3953 * config/s390/s390.c (s390_call_save_register_used): Switch back
3954 to HARD_REGNO_NREGS.
3956 2010-04-15 Richard Guenther <rguenther@suse.de>
3958 * alias.c (alias_set_subset_of): Handle alias-set zero
3961 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3962 Julian Brown <julian@codesourcery.com>
3964 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3965 alternatives according to use of high and low regs.
3966 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3967 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3968 optimizing for size on Thumb-2.
3970 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3972 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3974 2010-04-15 Richard Guenther <rguenther@suse.de>
3976 * tree-ssa-structalias.c (struct variable_info): Add
3978 (new_var_info): Initialize it.
3979 (dump_constraints): Support printing last added constraints.
3980 (debug_constraints): Adjust.
3981 (dump_constraint_graph): Likewise.
3982 (make_heapvar_for): Check for NULL cfun.
3983 (get_function_part_constraint): New function.
3984 (get_fi_for_callee): Likewise.
3985 (find_func_aliases): Properly implement IPA PTA constraints.
3986 (process_ipa_clobber): New function.
3987 (find_func_clobbers): Likewise.
3988 (insert_into_field_list_sorted): Remove.
3989 (create_function_info_for): Properly allocate vars for IPA mode.
3990 Do not use insert_into_field_list_sorted.
3991 (create_variable_info_for): Properly generate constraints for
3992 global vars in IPA mode.
3993 (dump_solution_for_var): Always dump the solution.
3994 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3995 (find_what_var_points_to): Adjust.
3996 (pt_solution_set): Change.
3997 (pt_solution_ior_into): New function.
3998 (pt_solution_empty_p): Export.
3999 (pt_solution_includes_global): Adjust.
4000 (pt_solution_includes_1): Likewise.
4001 (pt_solutions_intersect_1): Likewise.
4002 (dump_sa_points_to_info): Check some invariants.
4003 (solve_constraints): Move constraint dumping ...
4004 (compute_points_to_sets): ... here.
4005 (ipa_pta_execute): ... and here.
4006 (compute_may_aliases): Do not re-compute points-to info
4007 locally if IPA info is available.
4008 (ipa_escaped_pt): New global var.
4009 (ipa_pta_execute): Properly implement IPA PTA.
4010 * tree-into-ssa.c (dump_decl_set): Support dumping
4011 decls not in referenced-vars.
4012 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
4013 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
4014 (dump_points_to_solution): Likewise.
4015 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
4016 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
4017 (remap_gimple_stmt): Reset call clobber/use information if necessary.
4018 (copy_decl_to_var): Copy DECL_PT_UID.
4019 (copy_result_decl_to_var): Likewise.
4020 * tree.c (make_node_stat): Initialize DECL_PT_UID.
4021 (copy_node_stat): Copy it.
4022 * tree.h (DECL_PT_UID): New macro.
4023 (SET_DECL_PT_UID): Likewise.
4024 (DECL_PT_UID_SET_P): Likewise.
4025 (struct tree_decl_minimal): Add pt_uid member.
4026 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
4027 (pt_solution_empty_p): Declare.
4028 (pt_solution_set): Adjust.
4029 (ipa_escaped_pt): Declare.
4030 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
4031 * gimple-pretty-print.c (pp_points_to_solution): New function.
4032 (dump_gimple_call): Dump call clobber/use information.
4033 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
4034 * tree-pass.h (TDF_ALIAS): New dump option.
4035 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
4036 * doc/invoke.texi (-fipa-pta): Update documentation.
4038 2010-04-15 Richard Guenther <rguenther@suse.de>
4040 * Makefile.in (OBJS-common): Add gimple-fold.o.
4041 (gimple-fold.o): New rule.
4042 * tree.h (maybe_fold_offset_to_reference,
4043 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
4045 * gimple.h: ... here.
4046 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
4047 may_propagate_address_into_dereference): Move prototypes ...
4048 * gimple.h: ... here.
4049 * tree-ssa-ccp.c (get_symbol_constant_value,
4050 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4051 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4052 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4053 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4054 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4055 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4056 gimplify_and_update_call_from_tree): Move ...
4057 * gimple-fold.c: ... here. New file.
4058 (ccp_fold_builtin): Rename to ...
4059 (gimple_fold_builtin): ... this.
4060 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4062 2010-04-15 Richard Guenther <rguenther@suse.de>
4064 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4065 fit_double_type, force_fit_type_double, add_double_with_sign,
4066 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4067 lrotate_double, rrotate_double, div_and_round_double): Move ...
4068 * double-int.c: ... here.
4069 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4070 add_double, neg_double, mul_double_with_sign, mul_double,
4071 lshift_double, rshift_double, lrotate_double, rrotate_double,
4072 div_and_round_double): Move prototypes ...
4073 * double-int.h: ... here.
4075 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4078 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4079 matching constraints to ensure inputs match the output.
4081 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4084 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4085 in an input-only operand.
4087 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4089 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4090 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4091 (double_int_negative_p): Convert to static inline function.
4092 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4093 (double_int_negative_p): Remove.
4094 * tree.h (lshift_double, rshift_double):
4095 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4096 * fold-const.c (fold_convert_const_int_from_real,
4097 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4098 (lshift_double): Change type of arith argument to bool.
4099 (rshift_double): Change type of arith argument to bool. Correct
4101 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4103 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4106 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4107 at the start and end of the then/else blocks, and omit them from the
4109 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4110 argument; all callers changed. Pass zero to old_insns_match_p instead.
4111 (flow_find_head_matching_sequence): New function.
4112 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4113 * basic-block.h (flow_find_cross_jump,
4114 flow_find_head_matching_sequence): Declare functions.
4116 2010-04-14 Jason Merrill <jason@redhat.com>
4119 * c-common.c (attribute_takes_identifier_p): New fn.
4120 * c-common.h: Declare it.
4122 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4124 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4126 (*udivmod<mode>4): Ditto.
4128 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4130 * config/i386/i386.md (maxmin_int): Rename code attribute from
4131 maxminiprefix and update all users.
4132 (maxmin_float): Ditto from maxminfprefix.
4133 (logic): Ditto from logicprefix.
4134 (absneg_mnemonic): Ditto from absnegprefix.
4135 * config/i386/mmx.md: Update all users of maxminiprefix,
4136 maxminfprefix and logicprefix for rename.
4137 * config/i386/sse.md: Ditto.
4138 * config/i386/sync.md (sync_<code><mode>): Update for
4141 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4144 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4145 warnings converted to errors.
4147 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4149 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4150 used insn_type variable.
4151 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4152 to avoid set-but-not-used warning.
4154 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4156 * df-core.c (df_ref_debug): Change format string placeholder
4158 * dwarf2asm.c (dw2_asm_output_data_raw,
4159 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4160 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4161 * dwarf2out.c (output_cfi, output_cfi_directive,
4162 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4163 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4165 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4166 * print-rtl.c (print_rtx): Ditto.
4168 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4171 * builtins.c (expand_builtin_pow_root): New function to expand pow
4172 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4173 series of sqrt and cbrt calls under -ffast-math.
4174 (expand_builtin_pow): Call it.
4176 2010-04-14 Michael Matz <matz@suse.de>
4178 PR tree-optimization/42963
4179 * tree-cfg.c (touched_switch_bbs): New static variable.
4180 (group_case_labels_stmt): New function broken out from ...
4181 (group_case_labels): ... here, use the above.
4182 (start_recording_case_labels): Allocate touched_switch_bbs.
4183 (end_recording_case_labels): Deallocate it, call
4184 group_case_labels_stmt.
4185 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4187 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4189 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4192 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4194 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4196 2010-04-13 Jan Hubicka <jh@suse.cz>
4198 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4199 of optimized out static functions.
4200 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4201 cost computation. Also sanity check for overflows.
4202 (update_caller_keys): Update cgraph_edge_badness call; properly
4203 update fibheap and sanity check that it is up to date.
4204 (add_new_edges_to_heap): Update cgraph_edge_badness.
4205 (cgraph_decide_inlining_of_small_function): Likewise;
4206 add sanity checking that badness in heap is up to date;
4207 improve dumping of reason; Update badness of calls to the
4208 offline copy of function currently inlined; dump badness
4209 of functions not inlined because of unit growth limits.
4211 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4214 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4215 because of sign-extension change when converting to sizetype here...
4216 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4218 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4219 the folding to constants. Remove redundant final conversion.
4220 (fold_binary) <associate>: Do not associate if the re-association of
4221 constants alone overflows.
4222 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4223 to the end of the list.
4224 (multiple_of_p) <COND_EXPR>: New case.
4226 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4228 * opt-functions.awk (opt_sanitized_name): New.
4230 * optc-gen.awk: Use it
4231 * opth-gen.awk: Use it.
4233 2010-04-13 Martin Jambor <mjambor@suse.cz>
4235 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4236 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4237 children. Call replace_uses_with_default_def_ssa_name to handle
4240 2010-04-13 Michael Matz <matz@suse.de>
4243 * builtins.c (expand_builtin_interclass_mathfn): Also create
4244 a register if the predicate doesn't match.
4246 2010-04-13 Diego Novillo <dnovillo@google.com>
4248 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4249 * c-pch.c: Include timevar.h.
4250 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4251 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4252 * ggc-common.c: Include timevar.h.
4253 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4254 * timevar.def (TV_PCH_SAVE): Define.
4255 (TV_PCH_CPP_SAVE): Define.
4256 (TV_PCH_PTR_REALLOC): Define.
4257 (TV_PCH_PTR_SORT): Define.
4258 (TV_PCH_RESTORE): Define.
4259 (TV_PCH_CPP_RESTORE): Define.
4261 2010-04-13 Michael Matz <matz@suse.de>
4263 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4265 (can_reassociate_p): New function.
4266 (break_up_subtract_bb, reassociate_bb): Use it.
4268 2010-04-13 Richard Guenther <rguenther@suse.de>
4271 * builtins.c (c_readstr): Fix assert.
4273 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4275 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4276 when generating cltd insn.
4278 (*ashl<mode>3_1): Remove special handling for register operand 2.
4279 (*ashlsi3_1_zext): Ditto.
4280 (*ashlhi3_1): Ditto.
4281 (*ashlhi3_1_lea): Ditto.
4282 (*ashlqi3_1): Ditto.
4283 (*ashlqi3_1_lea): Ditto.
4284 (*<shiftrt_insn><mode>3_1): Ditto.
4285 (*<shiftrt_insn>si3_1_zext): Ditto.
4286 (*<shiftrt_insn>qi3_1_slp): Ditto.
4287 (*<rotate_insn><mode>3_1): Ditto.
4288 (*<rotate_insn>si3_1_zext): Ditto.
4289 (*<rotate_insn>qi3_1_slp): Ditto.
4291 2010-04-13 Richard Guenther <rguenther@suse.de>
4293 * tree-ssa-structalias.c (callused_id): Remove.
4294 (call_stmt_vars): New.
4295 (get_call_vi): Likewise.
4296 (lookup_call_use_vi): Likewise.
4297 (lookup_call_clobber_vi): Likewise.
4298 (get_call_use_vi): Likewise.
4299 (get_call_clobber_vi): Likewise.
4300 (make_transitive_closure_constraints): Likewise.
4301 (handle_const_call): Adjust to do per-call call-used handling.
4302 (handle_pure_call): Likewise.
4303 (find_what_var_points_to): Remove general callused handling.
4304 (init_base_vars): Likewise.
4305 (init_alias_vars): Initialize call_stmt_vars.
4306 (compute_points_to_sets): Process call-used and call-clobbered
4307 vars for call statements.
4308 (delete_points_to_sets): Free call_stmt_vars.
4310 2010-04-13 Richard Guenther <rguenther@suse.de>
4312 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4313 Only add RW dependence for dependence distance zero.
4314 Adjust maximal vectorization factor according to dependences.
4315 Move alignment handling ...
4316 (vect_find_same_alignment_drs): ... here. New function.
4317 (vect_analyze_data_ref_dependences): Adjust.
4318 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4319 (vect_analyze_data_refs): Adjust minimal vectorization factor
4320 according to data references.
4321 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4322 dependences before determining the vectorization factor.
4323 Analyze alignment after determining the vectorization factor.
4324 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4325 dependences before alignment.
4326 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4328 (vect_analyze_data_refs): Likewise.
4329 (MAX_VECTORIZATION_FACTOR): New define.
4331 2010-04-13 Duncan Sands <baldrick@free.fr>
4333 * except.h (lang_eh_type_covers): Remove.
4334 * except.c (lang_eh_type_covers): Likewise.
4336 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4337 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4339 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4340 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4341 UNITS_PER_LONG where it is ABI relevant.
4342 (s390_return_addr_rtx): Likewise.
4343 (s390_back_chain_rtx): Likewise.
4344 (s390_frame_area): Likewise.
4345 (s390_frame_info): Likewise.
4346 (s390_initial_elimination_offset): Likewise.
4347 (save_gprs): Likewise.
4348 (s390_emit_prologue): Likewise.
4349 (s390_emit_epilogue): Likewise.
4350 (s390_function_arg_advance): Likewise.
4351 (s390_function_arg): Likewise.
4352 (s390_va_start): Likewise.
4353 (s390_gimplify_va_arg): Likewise.
4354 (s390_function_profiler): Likewise.
4355 (s390_optimize_prologue): Likewise.
4356 (s390_rtx_costs): Likewise.
4357 (s390_secondary_reload): Likewise.
4358 (s390_promote_function_mode): Likewise.
4359 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4360 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4361 registers available.
4362 (s390_unwind_word_mode): New function.
4363 (s390_function_value): Split 64 bit values into register pair if
4364 used as return value.
4365 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4366 function call parameters. Handle parallels.
4367 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4368 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4369 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4370 (s390_expand_setmem): Remove unused variable src_addr.
4371 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4372 deal with 64 bit registers.
4373 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4374 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4375 (UNITS_PER_LONG): New macro.
4376 * libjava/include/s390-signal.h: Define extended ucontext
4377 structure containing the upper halfs of the 64 bit registers.
4379 2010-04-13 Simon Baldwin <simonb@google.com>
4381 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4383 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4385 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4386 rvalue on the RHS if the LHS is of a non-renamable type.
4387 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4389 2010-04-13 Matthias Klose <doko@ubuntu.com>
4391 * gcc.c (cc1_options): Handle -iplugindir before processing
4392 the cc1 spec. Only add -iplugindir once.
4393 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4395 * common.opt (iplugindir): Remove `Separate' property, initialize.
4396 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4398 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4399 (distclean): Remove plugin dir.
4400 * doc/invoke.texi: Document -iplugindir.
4402 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4404 * doc/plugins.texi (Loading Plugins): Document short
4405 -fplugin=foo option.
4406 (Plugin API): Mention default_plugin_dir_name function.
4408 * gcc.c (find_file_spec_function): Add new declaration.
4409 (static_spec_func): Use it for "find-file".
4410 (find_file_spec_function): Add new function.
4411 (cc1_options): Add -iplugindir option if -fplugin* options found.
4413 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4415 * plugin.c (add_new_plugin): Updated comment, and handle short
4417 (default_plugin_dir_name): Added new function.
4419 * common.opt (iplugindir): New option to set the plugin directory.
4421 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4423 * config/i386/i386.md (any_rotate): New code iterator.
4424 (rotate_insn): New code attribute.
4426 (SWIM124): New mode iterator.
4427 (<rotate_insn>ti3): New expander.
4428 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4429 any_rotate code iterator.
4430 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4431 using any_rotate code iterator and SWIM124 mode iterator.
4432 (ix86_rotlti3): New insn_and_split pattern.
4433 (ix86_rotrti3): Ditto.
4434 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4435 ix86_rotl{di,ti}3 patterns.
4436 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4437 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4438 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4439 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4440 code iterator and SWI mode iterator.
4441 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4442 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4444 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4445 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4446 (bswap rotatert splitter): Add splitter.
4447 (bswap splitter): Macroize splitter using any_rotate code iterator.
4448 Add insn predicate to split only for TARGET_USE_XCHGB or when
4449 optimizing function for size.
4451 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4453 * config/pa/pa.c (emit_move_sequence): Remove use of
4454 deleted variable flag_argument_noalias.
4456 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4458 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4460 Add to unsupported targets list.
4461 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4462 sparc*-sun-solaris2.[567]* from target lists.
4463 * configure: Regenerate.
4464 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4466 Remove Solaris 7 patch references.
4467 (Specific, sparc-sun-solaris2.7): Removed.
4468 (sparc-sun-solaris2*): Update Solaris 7 example.
4469 (sparc64-*-solaris2*): Likewise.
4471 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4473 * config.build (alpha*-dec-osf4*): Remove.
4474 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4475 of obsolete configurations.
4476 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4478 * config/alpha/t-osf4: Renamed to ...
4479 * config/alpha/t-osf5: ... this.
4480 * config/alpha/osf.h: Renamed to ...
4481 * config/alpha/osf5.h: ... this.
4482 Merged old osf5.h contents.
4484 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4485 (EXTRA_SPECS): Removed.
4486 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4487 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4490 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4492 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4494 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4497 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4498 __thiscall convention.
4500 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4502 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4504 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4506 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4508 * function.c (assign_parms_initialize_all): Add unused attribute
4511 2010-04-12 Richard Guenther <rguenther@suse.de>
4513 * gsstruct.def (GSS_CALL): New.
4514 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4515 * gimple.h: Include tree-ssa-alias.h.
4516 (struct gimple_statement_call): New.
4517 (union gimple_statement_struct_d): Add gimple_call member.
4518 (gimple_call_reset_alias_info): Declare.
4519 (gimple_call_use_set): New function.
4520 (gimple_call_clobber_set): Likewise.
4521 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4522 * gimple.c (gimple_call_reset_alias_info): New function.
4523 (gimple_build_call_1): Call it.
4524 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4525 * tree-inline.c (remap_gimple_stmt): Likewise.
4526 (expand_call_inline): Remove callused handling.
4527 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4528 * tree-dfa.c (dump_variable): Likewise.
4529 * tree-parloops.c (parallelize_loops): Likewise.
4530 * tree-ssa.c (init_tree_ssa): Likewise.
4531 (delete_tree_ssa): Likewise.
4532 * tree-flow-inline.h (is_call_used): Remove.
4533 * tree-flow.h (struct gimple_df): Remove callused member.
4534 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4535 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4536 (ref_maybe_used_by_call_p_1): Simplify.
4537 (call_may_clobber_ref_p_1): Likewise.
4538 * tree-ssa-structalias.c (compute_points_to_sets): Set
4539 the call stmt used and clobbered sets.
4540 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4541 (find_tail_calls): Verify the tail call.
4543 2010-04-12 Richard Guenther <rguenther@suse.de>
4545 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4546 single-iteration always-inline inlining.
4547 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4548 (cgraph_decide_inlining): Do not handle always-inline specially.
4549 (try_inline): Remove always-inline cycle detection special case.
4550 Do not recurse on always-inlines.
4551 (cgraph_early_inlining): Do not iterate if not optimizing.
4552 (cgraph_gate_early_inlining): remove.
4553 (pass_early_inline): Run unconditionally.
4554 (gate_cgraph_decide_inlining): New function.
4555 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4556 not inlining or optimizing.
4557 (cgraph_decide_inlining_of_small_functions): Also consider
4558 always-inline functions.
4559 (cgraph_default_inline_p): Return true for nodes which should
4560 disregard inline limits.
4561 (estimate_function_body_sizes): Assume zero size and time for
4562 nodes which are marked as disregarding inline limits.
4563 (cgraph_decide_recursive_inlining): Do not perform recursive
4564 inlining on always-inline nodes.
4566 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4569 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4570 for exprs satisfying handled_component_p.
4572 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4574 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4575 non-constant aggregate elements.
4577 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4578 is a real initialization.
4580 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4583 * c-decl.c (start_function): Move forward check for nested function.
4585 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4587 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4588 * config/sh/sh.c: Include reload.h.
4589 (sh_legitimize_reload_address): New.
4590 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4591 sh_legitimize_reload_address.
4593 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4595 * config/sh/sh.md (*movqi_pop): New insn pattern.
4596 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4598 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4600 * config/i386/i386.md (any_shiftrt): New code iterator.
4601 (shiftrt_insn): New code attribute.
4603 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4604 using any_shiftrt code iterator.
4605 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4606 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4607 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4608 pattern from corresponding peephole2 patterns.
4609 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4610 using any_shiftrt code iterator.
4611 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4612 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4613 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4614 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4615 *{ashr,lshr}<mode>3_cmp_zext.
4616 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4618 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4620 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4622 (*lshr<mode>3_cconly): Ditto.
4624 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4626 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4627 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4628 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4629 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4631 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4632 from corresponding peephole2 patterns.
4633 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4634 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4635 and *lshrdi3_1_rex64 using SWI mode iterator.
4636 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4637 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4638 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4639 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4640 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4641 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4642 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4643 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4644 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4647 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4649 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4650 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4651 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4652 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4654 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4655 from corresponding peephole2 patterns.
4656 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4657 (ashrsi3_cvt): Rename from ashrsi3_31.
4658 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4659 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4660 and x86_64_shift_adj_3 using SWI48 mode iterator.
4661 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4662 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4663 and *ashrdi3_1_rex64 using SWI mode iterator.
4664 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4665 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4666 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4667 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4668 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4669 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4670 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4671 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4672 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4674 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4675 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4676 x86_shift<mode>_adj_3 expanders.
4678 2010-04-10 Wei Guozhi <carrot@google.com>
4681 * config/arm/arm.c (arm_pic_static_addr): New function.
4682 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4684 (arm_output_addr_const_extra): Output expression for new pattern.
4685 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4687 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4689 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4692 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4693 * web.c: Include "insn-config.h" and "recog.h".
4694 (union_match_dups): New function.
4695 (web_main): Call it.
4696 (union_defs): Don't try to recognize match_dups.
4698 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4699 if doing so would replace the entire pattern.
4701 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4705 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4706 and splitter pattern. Change splitter operand 1 predicate to
4709 2010-04-09 Martin Jambor <mjambor@suse.cz>
4711 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4712 lattices are addresses of CONST_DECLs with the same initial value.
4713 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4714 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4716 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4717 Bernd Schmidt <bernds@codesourcery.com>
4719 * loop-invariant.c (replace_uses): New static function.
4720 (move_invariant_reg): Use it to ensure we can replace the uses.
4722 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4724 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4726 (picochip_override_options): Enable section anchors only above -O1.
4727 (picochip_reorg): Fixed a couple of build warnings.
4729 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4731 * configure.ac (plugin -rdynamic test): Log result.
4732 * configure: Regenerate.
4733 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4734 (RDYNAMIC_SPEC): Define.
4735 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4737 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4739 * configure.ac: Determine Sun ld version numbers.
4740 (comdat_group): Restrict GNU ld version checks to gld.
4741 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4742 (enable_comdat): Support --enable-comdat.
4743 * configure: Regenerate.
4744 * doc/install.texi (Configuration): Document --enable-comdat.
4746 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4748 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4749 * config/sol2-gld.h: ... here.
4750 * config.gcc (sparc*-*-solaris2*): Reflect this.
4751 (i[34567]86-*-solaris2*): Use it.
4753 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4755 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4757 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4759 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4762 * diagnostic.c (diagnostic_initialize): Initialize
4763 some_warnings_are_errors.
4764 (diagnostic_finish): New.
4765 (diagnostic_action_after_output): Call it before exiting.
4766 (diagnostic_report_diagnostic): Do not print message here. Set
4767 some_warnings_are_errors.
4768 * diagnostic.h (diagnostic_context): Delete
4769 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4770 (diagnostic_finish): Declare.
4771 * toplev.c (toplev_main): Call it before exit.
4773 2010-04-09 Jason Merrill <jason@redhat.com>
4776 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4777 for incomplete type.
4780 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4781 based on a warning flag.
4783 2010-04-09 Richard Guenther <rguenther@suse.de>
4785 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4787 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4790 * varasm.c (default_assemble_visibility): Wrap vars that are
4791 set, but unused, by targets without GAS.
4792 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4793 Remove set, but unused, vars.
4794 (rs6000_legitimize_tls_address): Likewise.
4795 (altivec_expand_dst_builtin): Likewise.
4796 * config/darwin.c (machopic_classify_symbol): Likewise.
4797 (machopic_indirection_name): Likewise.
4799 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4801 * config/i386/i386.md (DWI): New mode iterator.
4802 (S): New mode attribute.
4803 (shift_operand): Ditto.
4804 (shift_immediate_operand): Ditto.
4805 (ashl_input_operand): Ditto.
4806 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4807 using SDWIM mode iterator.
4808 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4809 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4811 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4812 from corresponding peephole2 patterns.
4813 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4814 and x86_64_shift_adj_1 using SWI48 mode iterator.
4815 (x86_shift<mode>_adj_2): Ditto.
4816 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4817 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4818 using SWI48 mode iterator.
4819 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4820 *ashldi3_cmp_rex64 using SWI mode iterator.
4821 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4822 *ashldi3_cconly_rex64 using SWI mode iterator.
4823 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4824 x86_shift<mode>_adj_{1,2}.
4825 (ix86_split_ashr): Ditto.
4826 (ix86_split_lshr): Ditto.
4828 2010-04-09 Richard Guenther <rguenther@suse.de>
4830 * target.h (builtin_conversion): Pass in input and output types.
4831 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4832 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4833 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4834 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4836 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4838 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4840 2010-04-09 Richard Guenther <rguenther@suse.de>
4843 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4845 2010-04-09 Richard Guenther <rguenther@suse.de>
4847 * tree-vectorizer.h (struct _stmt_vec_info): Document
4848 that vectype is the type of the LHS.
4849 (supportable_widening_operation, supportable_narrowing_operation):
4850 Get both input and output vector types as arguments.
4851 (vect_is_simple_use_1): Declare.
4852 (get_same_sized_vectype): Likewise.
4853 * tree-vect-loop.c (vect_determine_vectorization_factor):
4854 Set STMT_VINFO_VECTYPE to the vector type of the def.
4855 (vectorizable_reduction): Adjust.
4856 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4857 Adjust. Specify the output vector type.
4858 (vect_pattern_recog_1): Adjust.
4859 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4860 (vectorizable_call): Adjust.
4861 (vectorizable_conversion): Likewise.
4862 (vectorizable_operation): Likewise.
4863 (vectorizable_type_demotion): Likewise.
4864 (vectorizable_type_promotion): Likewise.
4865 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4867 (vect_is_simple_use_1): New function.
4868 (supportable_widening_operation): Get both input and output
4870 (supportable_narrowing_operation): Likewise.
4871 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4873 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4875 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4876 __thiscall and _thiscall as predefined macros.
4877 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4878 thiscall attribute handling.
4879 (ix86_comp_type_attributes): Likewise.
4880 (ix86_function_regparm): Likewise.
4881 (ix86_return_pops_args): Likewise.
4882 (init_cumulative_args): Likewise.
4883 (find_drap_reg): Likewise.
4884 (ix86_static_chain): Likewise.
4885 (x86_this_parameter): Likewise.
4886 (x86_output_mi_thunk): Likewise.
4887 (ix86_attribute_table): Add description for thiscall attribute.
4888 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4889 * doc/extend.texi: Add documentation for thiscall.
4891 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4894 * c.opt (Wint-to-pointer-cast): Available in C++.
4895 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4897 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4899 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4900 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4901 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4902 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4903 function type instead. Reorder and simplify checks.
4905 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4907 2010-04-08 Jing Yu <jingyu@google.com>
4908 Zdenek Dvorak <ook@ucw.cz>
4910 PR tree-optimization/42720
4911 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4912 loop unswitch conditions here from ...
4913 (tree_unswitch_single_loop): ... here.
4915 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4917 * tree-if-conv.c: Fix comments and simplify logic.
4919 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4921 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4922 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4923 (main_tree_if_conversion): Update call to tree_if_conversion.
4925 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4928 * doc/invoke.texi (-b,-V): Delete.
4929 * doc/tm.texi: Do not mention -b.
4930 * gcc.c (display_help): Delete -b and -V.
4931 (process_command): Delete -b and -V.
4932 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4934 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4935 Wolfgang Gellerich <gellerich@de.ibm.com>
4937 Implement target hook for loop unrolling
4938 * target.h (loop_unroll_adjust): Add a new target hook function.
4939 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4940 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4941 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4942 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4943 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4945 (decide_unroll_stupid): Likewise.
4947 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4950 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4952 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4954 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4955 (Specific, *-*-solaris2*): Likewise.
4956 Don't prefer Sun as over GNU as.
4958 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4960 * config/s390/s390.c (override_options): Adjust the z10 defaults
4961 for max-unroll-times, max-completely-peeled-insns
4962 and max-completely-peel-times.
4964 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4966 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4967 instructions for z10.
4968 (s390_expand_setmem): Likewise.
4969 (s390_expand_cmpmem): Likewise.
4971 2010-04-08 Richard Guenther <rguenther@suse.de>
4973 PR tree-optimization/43679
4974 * tree-ssa-pre.c (eliminate): Only propagate copies.
4976 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4979 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4980 set but not used variable warning.
4982 2010-04-08 Wei Guozhi <carrot@google.com>
4985 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4986 (arm_size_rtx_costs): Call the new function when optimized for size.
4988 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4991 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4992 op0 is not a MEM, just return NULL instead of assertion
4994 (discover_nonconstant_array_refs): Don't walk debug stmts.
4996 2010-04-08 Doug Kwan <dougkwan@google.com>
4998 * configure.ac: Recognize gold and do not use its version number
4999 to test ld features.
5000 * configure: Regenerate.
5002 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
5005 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
5006 (negate_value): Move code to push elements to broken_up_substracts ...
5007 (eliminate_plus_minus_pair): ... here. Push operands that have no
5008 negative pair to plus_negates.
5009 (repropagate_negates, init_reassoc, fini_reassoc): Update.
5011 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5013 * doc/install.texi (Configuration): Move description of
5014 --enable-lto, --with-libelf*, --enable-gold from Java section to
5017 * doc/generic.texi (Working with declarations)
5018 (Function Properties, C and C++ Trees): Fix typos.
5019 * doc/sourcebuild.texi (Top Level): Likewise.
5021 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5024 * tree.h (DECL_READ_P): Define.
5025 (struct tree_decl_common): Add decl_read_flag.
5026 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
5027 a set but not used warning.
5028 (merge_decls): Merge DECL_READ_P flag.
5029 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
5030 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
5031 * c-common.c (handle_used_attribute, handle_unused_attribute):
5033 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
5035 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
5037 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
5038 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
5039 c_parser_binary_expression, c_parser_cast_expression,
5040 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
5041 Call default_function_array_read_conversion instead of
5042 default_function_array_conversion where needed.
5043 (c_parser_unary_expression, c_parser_conditional_expression,
5044 c_parser_postfix_expression_after_primary, c_parser_initelt):
5045 Likewise. Call mark_exp_read where needed.
5046 (c_parser_statement_after_labels, c_parser_asm_operands,
5047 c_parser_typeof_specifier, c_parser_sizeof_expression,
5048 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5050 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5052 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5053 (warn_unused_but_set_parameter): Default to warn_unused
5055 * doc/invoke.texi: Document -Wunused-but-set-variable and
5056 -Wunused-but-set-parameter.
5058 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5059 used count variable.
5060 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5061 when operandN variables aren't used in the body of the expander
5063 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5064 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5065 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5066 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5067 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5068 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5069 * tree.c (PROCESS_ARG): Likewise.
5071 2010-04-07 Simon Baldwin <simonb@google.com>
5073 * diagnostic.h (diagnostic_override_option_index): New macro to
5074 set a diagnostic's option_index.
5075 * c-tree.h (c_cpp_error): Add warning reason argument.
5076 * opts.c (_warning_as_error_callback): New.
5077 (register_warning_as_error_callback): Store callback for
5078 warnings enabled via enable_warning_as_error.
5079 (enable_warning_as_error): Call callback, minor code tidy.
5080 * opts.h (register_warning_as_error_callback): Declare.
5081 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5082 response to -Werror=.
5083 (c_common_init_options): Register warning_as_error_callback in opts.c.
5084 * common.opt: Add -Wno-cpp option.
5085 * c-common.c (struct reason_option_codes_t): Map cpp warning
5086 reason codes to gcc option indexes.
5087 * (c_option_controlling_cpp_error): New function, lookup the gcc
5088 option index for a cpp warning reason code.
5089 * (c_cpp_error): Add warning reason argument, call
5090 c_option_controlling_cpp_error for diagnostic_override_option_index.
5091 * doc/invoke.texi: Document -Wno-cpp.
5093 2010-04-07 Richard Guenther <rguenther@suse.de>
5095 * ipa-reference.c (mark_load): Use get_base_address.
5096 (mark_store): Likewise.
5098 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5099 inserting GIMPLE_NOPs into the IL.
5100 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5101 Explicitly strip handled components and indirect references.
5103 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5104 folding address expressions.
5105 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5106 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5107 operand_equal_p to compare decls.
5108 (ptr_deref_may_alias_decl_p): Likewise.
5109 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5110 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5111 Handle reversed comparison ops.
5112 * tree-sra.c (asm_visit_addr): Use get_base_address.
5113 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5114 * ipa-reference.c (mark_address): Use get_base_address.
5116 2010-04-07 Richard Guenther <rguenther@suse.de>
5118 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5119 Propagate constants everywhere.
5121 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5124 * tree.c (MAX_INT_CACHED_PREC): Define.
5125 (nonstandard_integer_type_cache): New array.
5126 (build_nonstandard_integer_type): Cache results for precision
5127 <= MAX_INT_CACHED_PREC.
5129 2010-04-07 Richard Guenther <rguenther@suse.de>
5131 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5132 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5133 * common.opt: Likewise.
5134 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5135 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5136 (nonoverlapping_memrefs_p): Likewise.
5137 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5138 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5139 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5140 OPT_fargument_noalias_global for backward compatibility.
5142 2010-04-07 Richard Guenther <rguenther@suse.de>
5144 PR tree-optimization/43270
5145 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5146 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5147 * tree-ssa-pre.c (phi_translate_1): Adjust.
5148 (fully_constant_expression): Split out vn_reference handling to ...
5149 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5150 Fold reads from constant strings.
5151 (vn_reference_lookup): Handle fully constant references.
5152 (vn_reference_lookup_pieces): Likewise.
5153 * Makefile.in (expmed.o-warn): Add -Wno-error.
5155 2010-04-07 Martin Jambor <mjambor@suse.cz>
5157 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5159 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5162 * gcc.c: Add -static-libstdc++ to list of recognized options.
5164 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5166 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5168 2010-04-07 Richard Guenther <rguenther@suse.de>
5171 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5172 bases build simple mem attributes to retain points-to information.
5174 2010-04-07 Richard Guenther <rguenther@suse.de>
5177 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5178 preserve points-to related information.
5180 2010-04-07 Richard Guenther <rguenther@suse.de>
5183 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5184 discard plain indirect references.
5185 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5186 * tree.c (tree_nop_conversion): Likewise.
5188 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5191 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5193 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5195 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5196 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5198 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5200 * tree-if-conv.c: Fix indentation and comments.
5202 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5204 * tree-if-conv.c: Sort static functions in topological order.
5206 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5208 * tree-if-conv.c: Fix indentation and comments.
5210 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5213 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5214 lang_hooks.types.type_for_size instead of
5215 build_nonstandard_integer_type.
5216 When converting an unsigned type to signed, double its precision.
5217 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5218 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5219 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5222 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5225 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5226 POINTER_PLUS_EXPR for pointer types.
5228 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5231 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5232 * graphite-clast-to-gimple.c: Include langhooks.h.
5233 (max_signed_precision_type): New.
5234 (max_precision_type): Takes two types as arguments.
5235 (precision_for_value): New.
5236 (precision_for_interval): New.
5237 (gcc_type_for_interval): New.
5238 (gcc_type_for_value): New.
5239 (gcc_type_for_clast_term): New.
5240 (gcc_type_for_clast_red): New.
5241 (gcc_type_for_clast_bin): New.
5242 (gcc_type_for_clast_expr): Split up into several functions.
5243 (gcc_type_for_clast_eq): Rewritten.
5244 (compute_bounds_for_level): New.
5245 (compute_type_for_level_1): New.
5246 (compute_type_for_level): New.
5247 (gcc_type_for_cloog_iv): Removed.
5248 (gcc_type_for_iv_of_clast_loop): Rewritten.
5249 (graphite_create_new_loop): Compute the lower and upper bound types
5250 with gcc_type_for_clast_expr.
5251 (graphite_create_new_loop_guard): Same.
5252 (find_cloog_iv_in_expr): Removed.
5253 (compute_cloog_iv_types_1): Removed.
5254 (compute_cloog_iv_types): Removed.
5255 (gloog): Do not call compute_cloog_iv_types.
5256 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5258 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5259 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5260 (GBB_CLOOG_IV_TYPES): Removed.
5262 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5264 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5265 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5266 (detect_commutative_reduction): Same.
5268 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5270 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5271 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5273 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5274 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5275 (rewrite_commutative_reductions_out_of_ssa): Same.
5276 * passes.c (execute_function_todo): Call verify_ssa for every pass
5277 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5278 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5279 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5280 with an extra argument.
5281 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5282 verify_ssa only when the extra argument is true.
5283 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5284 with an extra argument.
5285 (tree_transform_and_unroll_loop): Same.
5287 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5289 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5290 for all the passes of the LNO having LOOP_CLOSED_SSA.
5291 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5292 * tree-loop-distribution.c (pass_loop_distribution): Same.
5293 * tree-pass.h (TODO_verify_loops): Removed.
5294 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5296 (pass_tree_unswitch): Same.
5297 (pass_predcom): Same.
5298 (pass_vectorize): Same.
5299 (pass_linear_transform): Same.
5300 (pass_graphite_transforms): Same.
5301 (pass_iv_canon): Same.
5302 (pass_complete_unroll): Same.
5303 (pass_complete_unrolli): Same.
5304 (pass_parallelize_loops): Same.
5305 (pass_loop_prefetch): Same.
5306 (pass_iv_optimize): Same.
5308 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5311 * passes.c (init_optimization_passes): Move pass_lim before
5312 pass_copy_prop and pass_dce_loop.
5314 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5317 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5318 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5319 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5320 MULTI_* defines for 4 argument vpermil2p* builtins.
5322 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5324 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5325 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5326 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5327 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5328 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5329 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5330 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5331 Use x86_maybe_negate_const_int to output insn mnemonic.
5332 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5333 check from instruction predicate. Update comments.
5334 * config/i386/sync.md (sync_add<mode>): Use
5335 x86_maybe_negate_const_int to output insn mnemonic.
5337 2010-04-06 Jan Hubicka <jh@suse.cz>
5339 PR tree-optimization/42906
5340 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5341 IGNORE_SELF argument. Set visited_control_parents for fully
5343 (find_obviously_necessary_stmts): Update call of
5344 mark_control_dependent_edges_necessary.
5345 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5347 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5349 * config/i386/i386.md: Remove comment about 'e' and 'E'
5352 2010-04-06 Richard Guenther <rguenther@suse.de>
5354 PR tree-optimization/43627
5355 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5356 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5359 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5361 * BASE-VER: Change to 4.6.0.
5364 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5367 2010-04-06 Richard Guenther <rguenther@suse.de>
5370 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5372 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5374 * doc/invoke.texi (Optimize Options): Document that LTO
5375 won't remove object access purely due to incompatible
5378 2010-04-04 Matthias Klose <doko@ubuntu.com>
5380 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5381 Initialize variable.
5383 2010-04-03 Richard Guenther <rguenther@suse.de>
5386 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5387 require a non-NULL MEM_OFFSET.
5389 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5391 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5392 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5393 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5394 config/alpha/predicates.md, config/arm/arm.md,
5395 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5396 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5397 config/darwin9.h, config/darwin.c, config/darwin.h,
5398 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5399 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5400 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5401 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5402 config/mips/mips.md, config/mn10300/mn10300.c,
5403 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5404 config/rs6000/aix.h, config/rs6000/dfp.md,
5405 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5406 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5407 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5408 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5409 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5410 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5411 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5412 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5413 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5414 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5415 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5416 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5417 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5418 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5419 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5420 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5421 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5422 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5423 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5424 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5425 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5426 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5427 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5428 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5429 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5430 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5431 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5432 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5433 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5434 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5435 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5436 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5437 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5438 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5439 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5440 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5442 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5445 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5446 * aclocal.m4: Regenerate.
5448 2010-04-02 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/43629
5451 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5452 if we have seen a constant value.
5454 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5456 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5458 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5461 * arm.c (legitimize_tls_address): Adjust call to
5462 gen_tls_load_dot_plus_four.
5463 (arm_note_pic_base): New function.
5464 (arm_cannot_copy_insn_p): Use it.
5465 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5468 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5473 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5475 * Makefile.in ($(out_object_file)): Depend on
5476 gt-$(basename $(notdir $(out_file))).h.
5478 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5480 * config.gcc (lm32-*-rtems*): Add t-lm32.
5482 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5484 * config.gcc: Add lm32-*-rtems*.
5485 * config/lm32/rtems.h: New file.
5487 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5490 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5492 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5494 * dwarf2out.c (output_compilation_unit_header): For
5495 -gdwarf-4 use version 4 instead of version 3.
5496 (output_line_info): For version 4 and above emit additional
5497 maximum ops per insn header field.
5498 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5500 * dwarf2out.c (is_c_family, is_java): Remove.
5501 (lower_bound_default): New function.
5502 (add_bound_info, gen_descr_array_type_die): Use it.
5504 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5507 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5508 re-declaration when it happens in a function.
5510 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5512 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5513 (cgraph_remove_function_insertion_hook): Same.
5514 (cgraph_call_function_insertion_hooks): Same.
5516 2010-04-01 Richard Guenther <rguenther@suse.de>
5519 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5520 and TREE_THIS_VOLATILE.
5521 (copy_ref_info): Likewise.
5522 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5523 * tree.c (build6_stat): Ignore side-effects of all but arg5
5524 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5527 2010-04-01 Richard Guenther <rguenther@suse.de>
5529 PR tree-optimization/43607
5530 * ipa-type-escape.c (check_call): Do not access non-existing
5533 2010-04-01 Richard Guenther <rguenther@suse.de>
5537 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5538 Jack Howarth <howarth@bromo.med.uc.edu>
5540 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5543 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5545 * doc/install.texi (Prerequisites): Document libelf usability on
5546 IRIX 5/6 and Solaris 2.
5547 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5548 Update GNU as, GNU ld requirements.
5549 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5550 Document Sun Studio compiler download.
5551 Update and simplify as, ld recommendations.
5552 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5554 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5556 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5557 with_tune_32 to pentium4.
5559 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5561 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5563 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5565 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5566 obsoletion, removal.
5568 Document GNU as requirement.
5569 Update configure requirements.
5570 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5571 Recomment IRIX 6.5.18+.
5572 Document IDF/IDL requirement.
5573 Document GNU as requirement.
5574 Document GNU ld bootstrap failure.
5575 Remove freeware.sgi.com reference.
5577 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5579 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5580 UNIX V4.0, V5.0 obsoletion, removal.
5581 Remove --with-gc=simple reference.
5582 Update VM requirements during bootstrap.
5583 Remove -oldas bootstrap description.
5584 Update binutils reference.
5585 Remove comparison failure note.
5587 2010-03-31 Richard Guenther <rguenther@suse.de>
5588 Zdenek Dvorak <ook@ucw.cz>
5589 Sebastian Pop <sebastian.pop@amd.com>
5592 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5593 with multiple arguments.
5594 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5596 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5598 * graphite-dependences.c (print_pddr): Call print_pdr with an
5600 * graphite-poly.c (debug_pdr): Add an extra argument for the
5603 (print_pbb_domain): Same.
5605 (print_scop_context): Same.
5607 (print_cloog): Same.
5608 (debug_pbb_domain): Same.
5612 (debug_scop_context): Same.
5614 (debug_cloog): Same.
5615 (print_scop_params): Same.
5616 (debug_scop_params): Same.
5617 (print_iteration_domain): Same.
5618 (print_iteration_domains): Same.
5619 (debug_iteration_domain): Same.
5620 (debug_iteration_domains): Same.
5621 (print_scattering_function): Same.
5622 (print_scattering_functions): Same.
5623 (debug_scattering_function): Same.
5624 (debug_scattering_functions): Same.
5625 * graphite-poly.h (debug_pdr): Update declaration.
5627 (print_pbb_domain): Same.
5629 (print_scop_context): Same.
5631 (print_cloog): Same.
5632 (debug_pbb_domain): Same.
5636 (debug_scop_context): Same.
5638 (debug_cloog): Same.
5639 (print_scop_params): Same.
5640 (debug_scop_params): Same.
5641 (print_iteration_domain): Same.
5642 (print_iteration_domains): Same.
5643 (debug_iteration_domain): Same.
5644 (debug_iteration_domains): Same.
5645 (print_scattering_function): Same.
5646 (print_scattering_functions): Same.
5647 (debug_scattering_function): Same.
5648 (debug_scattering_functions): Same.
5650 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5652 * graphite-poly.c (print_scattering_function_1): New.
5653 (print_scattering_function): Call it.
5654 (print_scop_params): Remove spaces at the end of lines.
5657 * graphite-poly.h (print_cloog): Declared.
5658 (debug_cloog): Declared.
5660 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5662 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5664 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5665 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5666 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5667 to switch between adding the IV bump in loop->latch or in loop->header.
5669 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5671 * graphite-poly.c (print_scattering_function): Pretty print following
5674 (print_pbb_domain): Same.
5675 (dump_gbb_cases): Same.
5676 (dump_gbb_conditions): Same.
5679 (print_scop_params): Same.
5680 (print_scop_context): Same.
5682 (print_pbb_body): New.
5683 (lst_indent_to): New.
5684 (print_lst): Start new lines with a #.
5685 * graphite-poly.h (pbb_bb): New.
5686 (pbb_index): Use pbb_bb.
5687 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5689 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5691 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5693 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5694 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5695 and 0 instead of 1 for dw_val_class_flag.
5696 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5697 dw_val_class_range_list, dw_val_class_loc_list,
5698 dw_val_class_lineptr and dw_val_class_macptr, use
5699 DW_FORM_flag_present for dw_val_class_flag and
5700 DW_FORM_exprloc for dw_val_class_loc.
5701 (output_die): For -gdwarf-4 print dw_val_class_loc
5702 size as uleb128 instead of 1 or 2 bytes and don't print
5703 anything for dw_val_class_flag.
5705 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5706 instead of cselib_lookup following by tweaking locs->setting_insn.
5709 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5710 even before returning from label, setjmp call or volatile asm
5713 2010-03-31 Richard Guenther <rguenther@suse.de>
5716 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5717 temporary data on stack.
5719 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5721 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5722 (PUSHSECTION_ASM_OP): Remove.
5723 (POPSECTION_ASM_OP): Remove.
5724 (PUSHSECTION_FORMAT): Remove.
5725 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5726 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5727 * config/sol2.c (solaris_output_init_fini): Use it.
5729 2010-03-31 Jie Zhang <jie@codesourcery.com>
5732 * opt-functions.awk (var_type_struct): Use signed char type
5733 for simple variables.
5735 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5737 * config/sol2.c: Include output.h.
5738 (solaris_assemble_visibility): New function.
5739 * config/t-sol2 (sol2.o): Add output.h dependency.
5740 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5741 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5744 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5747 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5748 V2SImode or XFmode on PRE_DEC.
5751 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5754 2010-03-31 Jie Zhang <jie@codesourcery.com>
5757 * reload.h (caller_save_initialized_p): Declare.
5758 * toplev.c (backend_init_target): Don't call
5759 init_caller_save but set caller_save_initialized_p to false.
5760 * caller-save.c (caller_save_initialized_p): Define.
5761 (init_caller_save): Check caller_save_initialized_p.
5762 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5764 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5767 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5768 and soft-fp/t-softfp to tmake_file.
5769 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5770 (LIBGCC2_TF_CEXT): Define.
5773 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5776 * cselib.c (n_useless_values): Document handling of debug locs.
5777 (n_useless_debug_values, n_debug_values): New variables.
5778 (new_elt_loc_list): Don't add to debug values, keep count.
5779 (promote_debug_loc): New.
5780 (cselib_reset_table): Zero new variables.
5781 (entry_and_rtx_equal_p): Promote debug locs.
5782 (discard_useless_locs): Increment n_useless_debug_values for
5784 (remove_useless_values): Adjust n_useless_values and n_debug_values
5785 with n_useless_debug_values.
5786 (add_mem_for_addr): Promote debug locs.
5787 (cselib_lookup_mem): Likewise.
5788 (cselib_lookup_addr): Renamed to...
5789 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5790 (cselib_log_lookup): ... this. Turn into...
5791 (cselib_lookup_addr): ... new wrapper.
5792 (cselib_lookup_from_insn): New.
5793 (cselib_invalidate_regno): Increment n_useless_debug_values for
5795 (cselib_invalidate_mem): Likewise.
5796 (cselib_process_insn): Take n_deleted and n_debug_values into
5797 account to guard remove_useless_value call.
5798 (cselib_finish): Zero n_useless_debug_values.
5799 * cselib.h (cselib_lookup_from_insn): Declare.
5800 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5801 (sched_analyze_2): Likewise.
5803 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5805 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5807 (adjust_mems): Replace narrowing SUBREG of expression containing
5808 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5809 with operations in the narrower mode.
5812 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5813 regs_invalidated_by_call instead all call_used_reg_set registers.
5815 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5818 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5819 pointer comparisons with types_compatible_p.
5820 * tree-vect-stmts.c (vectorizable_call): Same.
5821 (vectorizable_condition): Same.
5823 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5825 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5826 stack check if the mask would be zero.
5828 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5829 Jack Howarth <howarth@bromo.med.uc.edu>
5831 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5834 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5837 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5839 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5840 Include ___unordxf2 and ___unordtf2.
5841 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5844 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5846 * config/lm32/t-lm32: New file.
5847 * config.gcc: Use the above file when targetting lm32.
5849 2010-03-28 Duncan Sands <baldrick@free.fr>
5851 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5853 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5856 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5857 Improve vectorization cost model diagnostic.
5859 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5862 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5863 compute_data_dependences_for_loop returns false, early exit
5864 and output an extra diagnostic for the failed data reference
5867 2010-03-29 Richard Guenther <rguenther@suse.de>
5869 PR tree-optimization/43560
5870 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5871 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5873 2010-03-29 Jie Zhang <jie@codesourcery.com>
5876 * toplev.c (process_options): Set optimization_default_node
5877 and optimization_current_node.
5878 * opts.c (decode_options): Don't set optimization_default_node
5879 and optimization_current_node.
5881 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5883 * config/rtems.h: Abandon -qrtems_debug.
5885 2010-03-28 Jan Hubicka <jh@suse.cz>
5887 PR tree-optimization/43505
5888 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5889 map should not be copied.
5891 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5894 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5895 cdtors, set DECL_PRESERVE_P.
5896 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5899 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5901 PR tree-optimization/43528
5902 * stor-layout.c (place_field): Check that constant fits into
5903 unsigned HWI when skipping calculation of MS bitfield layout.
5905 2010-03-27 Jan Hubicka <jh@suse.cz>
5908 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5909 notice_global_symbol work.
5911 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5913 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5914 instead of dwarf2out_decl.
5915 (struct var_loc_node): Remove section_label field.
5916 (dwarf2out_function_decl): New function.
5917 (dwarf2out_var_location): Don't set section_label field.
5918 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5920 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5922 PR tree-optimization/43544
5923 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5924 First argument for builtin vectorized function hook is now a
5925 tree to be able to distinguish between machine specific and
5927 * targhooks.c (default_builtin_vectorized_function): Ditto.
5928 * targhooks.h (default_builtin_vectorized_function): Ditto.
5929 * target.h (struct gcc_target): Ditto.
5930 * tree-vect-stmts.c (vectorizable_function): Ditto.
5931 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5932 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5935 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5938 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5939 nested binding iff it is a FUNCTION_DECL.
5940 (store_parm_decls_newstyle): Pass nested=true to bind for
5941 FUNCTION_DECLs amongst parameters.
5943 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5945 * var-tracking.c (vt_expand_loc_callback): Don't run
5946 cselib_expand_value_rtx_cb in dummy mode if
5947 cselib_dummy_expand_value_rtx_cb returned false.
5949 * var-tracking.c (emit_note_insn_var_location): For one part
5950 notes with offset 0, don't add EXPR_LIST around the location.
5951 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5952 add_location_or_const_value_attribute): Adjust for that change.
5955 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5956 into first operand and location into second.
5957 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5958 dw_cfi_oprnd_loc for DW_CFA_expression.
5959 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5960 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5961 assume first argument is regnum and second argument is location.
5963 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5966 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5967 of scratch register to DImode. Split to DImode comparison operator.
5968 Use SImode subreg of scratch register in the multiplication.
5969 (*cmp_sadd_sidi): Ditto.
5970 (*cmp_ssub_si): Ditto.
5971 (*cmp_ssub_sidi): Ditto.
5973 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5976 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5977 Remove invalid assert and wrong comment.
5979 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5982 * flags.h (final_insns_dump_p): New extern.
5983 * final.c (final_insns_dump_p): New variable.
5984 (rest_of_clean_state): Set it before -fdump-final-insns=
5985 dumping, clear afterwards.
5986 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5987 MEM_ALIAS_SET on MEMs.
5989 2010-03-26 David S. Miller <davem@davemloft.net>
5991 * configure.ac: Fix sparc GOTDATA_OP bug check.
5992 * configure: Rebuild.
5994 2010-03-26 Alan Modra <amodra@gmail.com>
5996 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5998 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6000 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6001 TLS_SECTION_ASM_FLAG.
6003 2010-03-25 Jakub Jelinek <jakub@redhat.com>
6006 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
6007 Clear first_function_block_is_cold.
6010 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
6011 argument if the argument is truth_value_p.
6013 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6015 * config/rs6000/constraints.md: Update copyright year for my changes.
6018 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
6019 used in reg+reg addressing, swap registers.
6021 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6024 * target.h (struct gcc_target): Add code_end hook.
6025 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
6027 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
6028 * toplev.c (compile_file): Call targetm.asm_out.code_end
6029 hook before unwind info/debug info output.
6030 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
6031 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
6032 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6033 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
6034 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6035 * config/i386/i386.c (ix86_file_end): Renamed to...
6036 (ix86_code_end): ... this. Make static. Don't call
6037 file_end_indicate_exec_stack. Emit unwind info using
6038 final_start_function/final_end_function.
6039 (darwin_x86_file_end): Remove.
6040 (TARGET_ASM_CODE_END): Define.
6041 * config/i386/i386.h (TARGET_ASM_FILE_END,
6042 NEED_INDICATE_EXEC_STACK): Don't define.
6043 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
6044 (TARGET_ASM_FILE_END): Define to darwin_file_end.
6045 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
6046 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6049 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6050 at the beginning and final_end_function at the end.
6051 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6053 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6055 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6056 and Sun as TLS syntax.
6057 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6058 * configure: Regenerate.
6059 * config.in: Regenerate.
6060 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6061 (default_elf_asm_named_section): Use it.
6062 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6063 (i386_output_dwarf_dtprel): Likewise.
6064 (output_addr_const_extra): Likewise.
6065 (output_pic_addr_const): Lowercase @GOTTPOFF.
6066 (output_addr_const_extra): Likewise.
6067 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6068 (output_addr_const_extra): Likewise.
6069 (output_pic_addr_const): Lowercase @INDNTPOFF.
6070 (output_addr_const_extra): Likewise.
6071 (output_pic_addr_const): Lowercase @NTPOFF.
6072 (output_addr_const_extra): Likewise.
6073 (output_pic_addr_const): Lowercase @TPOFF.
6074 (output_addr_const_extra): Likewise.
6075 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6076 (*tls_global_dynamic_64): Likewise.
6077 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6078 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6080 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6081 (ASM_OUTPUT_TLS_COMMON): Use it.
6082 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6085 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6086 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6087 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6088 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6089 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6090 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6092 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6094 * config/i386/i386.c (override_options): Don't accept
6095 -mtls-dialect=sun any longer.
6096 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6097 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6098 (*tls_local_dynamic_base_32_sun): Likewise.
6099 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6101 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6104 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6105 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6108 * ira.c (adjust_cleared_regs): New function.
6109 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6113 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6115 * expr.c (expand_expr_real): Restore previous
6116 curr_insn_source_location and curr_insn_block after
6117 expand_expr_real_1 call.
6118 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6119 instead of expand_expr_real_1.
6121 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6123 PR rtl-optimization/43413
6124 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6127 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6130 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6131 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6133 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6135 * config/i386/i386.c (ix86_target_string): Add -mfma.
6136 Fix a typo in comment.
6138 2010-03-22 Mike Stump <mikestump@comcast.net>
6141 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6142 Don't overly align based upon packed packed fields.
6144 2010-03-22 Jason Merrill <jason@redhat.com>
6146 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6147 Use () rather than [], and move before the element type.
6149 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6151 * doc/configfiles.texi (Configuration Files): Removed
6152 fixinc/Makefile*, intl/Makefile.*.
6153 * doc/makefile.texi: Fixed markup. Abstract from version
6154 control system used.
6155 (Makefile): Removed obsolete gcc/java/parse.y example.
6156 * doc/sourcebuild.texi: Likewise.
6157 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6158 libgomp, libssp. Removed fastjar.
6159 (Miscellaneous Docs): Clarify location.
6160 Added COPYING3, COPYING3.LIB.
6161 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6163 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6166 * config/i386/i386.c (x86_function_profiler)
6167 [!NO_PROFILE_COUNTERS]: Fix typo.
6168 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6171 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6172 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6174 * doc/sourcebuild.texi (Test Directives): Split into six
6175 subsections, with most of the current text in new subsections
6176 Directives, Selectors, and Final Actions.
6177 (Directives): Split list of test directives into multiple
6179 (Selectors): Describe use and syntax of selectors.
6180 (Effective-Target Keywords): Describe all existing keywords.
6181 (Add Options): Describe features for dg-add-options.
6182 (Require Support): Describe variants of dg-require-support.
6183 (Final Actions): Describe commands to use in dg-final.
6185 2010-03-22 Michael Matz <matz@suse.de>
6188 * recog.c (validate_replace_rtx_group): Replace also in
6189 REG_EQUAL and REG_EQUIV notes.
6191 2010-03-22 Richard Guenther <rguenther@suse.de>
6193 PR tree-optimization/43390
6194 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6195 sure vector extracts are type correct.
6197 2010-03-22 Richard Guenther <rguenther@suse.de>
6200 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6201 x * sqrt (x) even when optimizing for size if the target
6202 has native support for sqrt.
6204 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6206 * varasm.c (make_decl_rtl_for_debug): Also clear
6207 flag_mudflap for the duration of make_decl_rtl call.
6210 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6211 locs from preserved VALUEs.
6213 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6216 * pa.md (movmemsi): Set align to one if zero.
6217 (movmemdi): Likewise.
6219 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6222 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6223 with their corresponding prologue pushes.
6225 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6228 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6229 at the begining or end.
6230 (spu_expand_epilogue): Likewise.
6232 2010-03-20 Richard Guenther <rguenther@suse.de>
6234 PR rtl-optimization/43438
6235 * combine.c (make_extraction): Properly zero-/sign-extend an
6236 extraction of the low part of a CONST_INT. Also handle
6239 2010-03-19 Mike Stump <mikestump@comcast.net>
6241 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6242 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6243 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6245 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6248 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6251 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6253 PR rtl-optimization/42258
6254 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6255 use that may match DEF.
6258 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6259 the cost of loading the constant rather than assuming
6261 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6262 outer code is AND, do the same tests as the andsi3 expander and
6263 return COSTS_N_INSNS (1) if and is cheap.
6265 * optabs.c (avoid_expensive_constant): Fix formatting.
6267 2010-03-19 Michael Matz <matz@suse.de>
6270 * attribs.c (decl_attributes): When rebuilding a function pointer
6271 type use the same qualifiers as the original pointer type.
6273 2010-03-19 Martin Jambor <mjambor@suse.cz>
6275 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6276 and is_gimple_ip_invariant_address.
6278 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6281 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6283 * config/arm/arm.c (arm_override_options): Turn off
6284 flag_dwarf2_cfi_asm for AAPCS variants.
6286 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6289 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6290 Use PRE_MODIFY instead of PRE_DEC.
6291 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6292 (vfp_emit_fstmd): Likewise.
6294 2010-03-19 Michael Matz <matz@suse.de>
6297 * builtins.c (expand_builtin_interclass_mathfn,
6298 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6301 2010-03-19 Richard Guenther <rguenther@suse.de>
6303 PR tree-optimization/43415
6304 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6305 (phi_translate_1): ... this.
6306 (phi_translate): Move all caching here. Cache all NARY
6307 and REFERENCE translations.
6309 2010-03-19 David S. Miller <davem@davemloft.net>
6311 With help from Eric Botcazou.
6312 * config/sparc/sparc.c: Include dwarf2out.h.
6313 (emit_pic_helper): Delete.
6314 (pic_helper_symbol_name): Delete.
6315 (pic_helper_emitted_p): Delete.
6316 (pic_helper_needed): New.
6317 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6318 (get_pc_thunk_name): New.
6319 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6320 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6321 Set pic_helper_needed to true. Don't call emit_pic_helper.
6322 (sparc_expand_prologue): Update load_pic_register call.
6323 (sparc_output_mi_thunk): Likewise.
6324 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6325 thunk if possible. Output CFI information as needed.
6327 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6328 Jack Howarth <howarth@bromo.med.uc.edu>
6331 * config/i386/i386.h: Fix ABI on darwin x86-32.
6333 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6335 * tree.h: Declare make_decl_rtl_for_debug.
6336 * varasm.c (make_decl_rtl_for_debug): New.
6337 * dwarf2out.c (rtl_for_decl_location): Call it.
6338 * cfgexpand.c (expand_debug_expr): Call it.
6340 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6343 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6347 * var-tracking.c (vt_init_cfa_base): Do nothing if
6348 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6350 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6353 * var-tracking.c (canonicalize_vars_star): New.
6354 (dataflow_post_merge_adjust): Use it.
6356 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6359 * var-tracking.c (non_suitable_const): New function.
6360 (add_uses): For DEBUG_INSNs with constants, don't record any
6361 value, instead just the constant value itself.
6362 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6363 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6364 (emit_notes_in_bb): Likewise.
6365 (emit_note_insn_var_location): For onepart variables if
6366 cur_loc is a VOIDmode constant, use DECL_MODE.
6368 2010-03-18 Martin Jambor <mjambor@suse.cz>
6371 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6372 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6373 all non-clones. Moved call redirection...
6374 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6375 (cgraph_materialize_all_clones): Dispose of all
6376 combined_args_to_skip bitmaps.
6377 (verify_cgraph_node): Do not check for edges pointing to wrong
6378 nodes in inline clones.
6379 * tree-inline.c (copy_bb): Call
6380 cgraph_redirect_edge_call_stmt_to_callee.
6381 * ipa.c (cgraph_remove_unreachable_nodes): Call
6382 cgraph_node_remove_callees even when there are used clones.
6384 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6386 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6388 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6391 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6394 2010-03-18 Michael Matz <matz@suse.de>
6397 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6398 into sqrt(x) if we need to preserve signed zeros.
6400 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6401 Eric Botcazou <ebotcazou@adacore.com>
6403 PR rtl-optimization/43360
6404 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6405 note if we don't know its invariant status.
6407 2010-03-18 Michael Matz <matz@suse.de>
6409 PR tree-optimization/43402
6410 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6411 PHI chains of ssa names registered for update.
6413 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6416 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6417 non-offsettable and pre_modify update addressing.
6418 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6419 and "2" alternatives "#".
6420 (*movdd_softfloat32): Make all alternatives "#";
6421 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6422 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6423 (*movdf_softfloat32): Make all alternatives "#";
6424 (movdi): Use the new DIFD mode iterator to create a common splitter
6425 for movdi, movdf and movdd patterns.
6427 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6429 * common.opt (dumpdir): Remove redundant tab.
6431 2010-03-17 Martin Jambor <mjambor@suse.cz>
6433 PR tree-optimization/43347
6434 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6435 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6437 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6439 PR rtl-optimization/42216
6440 * regrename.c (create_new_chain): New function, broken out from...
6441 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6442 appending a use to an empty chain.
6443 (build_def_use): Remove previous changes that convert OP_INOUT to
6444 OP_OUT operands; instead detect the case where an OP_INOUT operand
6445 uses a previously untracked register and create an empty chain for it.
6447 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6449 * doc/extend.texi (Function Attributes): Rewrite unfinished
6450 sentence in ms_abi documentation.
6452 2010-03-17 Alan Modra <amodra@gmail.com>
6454 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6455 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6456 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6457 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6459 2010-03-16 Richard Henderson <rth@redhat.com>
6462 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6463 (lower_try_finally): Save and restore eh_seq around the expansion
6466 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6468 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6469 statements before splitting block.
6471 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6473 * doc/sourcebuild.texi (Testsuites): Fix markup.
6474 Use pathnames relative to gcc/testsuite.
6475 (Test Directives): Move description of how timeout is determined.
6476 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6477 (C Tests): Correct gcc.misc-tests directory.
6478 Framework tests now live in gcc.test-framework.
6480 2010-03-16 Richard Guenther <rguenther@suse.de>
6483 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6484 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6486 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6487 Alexandre Oliva <aoliva@redhat.com>
6489 PR tree-optimization/42917
6490 * lambda-code.c (remove_iv): Skip debug statements.
6491 (lambda_loopnest_to_gcc_loopnest): Likewise.
6492 (not_interesting_stmt): Debug statements are not interesting.
6494 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6498 * cselib.c (cselib_preserve_constants,
6499 cfa_base_preserved_val): New static variables.
6500 (preserve_only_constants): New function.
6501 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6502 clear its REG_VALUES. If cselib_preserve_constants, don't
6503 empty the whole hash table, but preserve there VALUEs with constants,
6504 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6505 (cselib_preserve_cfa_base_value): New function.
6506 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6507 (cselib_init): Change argument to int bitfield. Set
6508 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6510 (cselib_finish): Clear cselib_preserve_constants and
6511 cfa_base_preserved_val.
6512 * cselib.h (enum cselib_record_what): New enum.
6513 (cselib_init): Change argument to int.
6514 (cselib_preserve_cfa_base_value): New prototype.
6515 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6516 * dse.c (dse_step1): Likewise.
6517 * cfgcleanup.c (thread_jump): Likewise.
6518 * sched-deps.c (sched_analyze): Likewise.
6519 * gcse.c (local_cprop_pass): Likewise.
6520 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6521 If FN is non-NULL, call the callback always and whenever it returns
6522 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6523 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6524 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6525 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6526 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6527 * var-tracking.c: Include recog.h.
6528 (bb_stack_adjust_offset): Remove.
6529 (vt_stack_adjustments): Don't call it, instead just gather the
6530 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6531 (adjust_stack_reference): Remove.
6532 (compute_cfa_pointer): New function.
6533 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6534 (struct adjust_mem_data): New type.
6535 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6537 (get_address_mode): New function.
6538 (replace_expr_with_values): Use it.
6539 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6540 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6541 (adjust_sets): Remove.
6542 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6543 Use get_address_mode.
6544 (get_adjusted_src): Remove.
6545 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6546 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6547 (add_with_sets): Don't call adjust_sets.
6548 (fp_setter, vt_init_cfa_base): New functions.
6549 (vt_initialize): Change return type to bool. Move most of pool etc.
6550 initialization to the beginning of the function from end. Pass
6551 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6552 If !frame_pointer_needed, call vt_stack_adjustment before mos
6553 vector is filled, call vt_init_cfa_base if argp/framep has been
6554 eliminated to sp. If frame_pointer_needed and argp/framep has
6555 been eliminated to hard frame pointer, set
6556 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6557 encountering fp setter in the prologue. For MO_ADJUST, call
6558 log_op_type before pusing the op into mos vector, not afterwards.
6559 Call adjust_insn before cselib_process_insn/add_with_sets,
6560 call cancel_changes (0) afterwards.
6561 (variable_tracking_main_1): Adjust for vt_initialize calling
6562 vt_stack_adjustments and returning whether it succeeded or not.
6564 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6566 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6569 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6571 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6573 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6574 drap_reg has not been set.
6576 2010-03-15 Michael Matz <matz@suse.de>
6579 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6580 use it to expand block copies.
6581 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6582 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6583 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6585 2010-03-15 Richard Guenther <rguenther@suse.de>
6587 PR tree-optimization/43367
6588 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6591 2010-03-15 Richard Guenther <rguenther@suse.de>
6593 PR tree-optimization/43317
6594 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6596 2010-03-15 Martin Jambor <mjambor@suse.cz>
6598 PR tree-optimization/43141
6599 * tree-sra.c (create_abstract_origin): New function.
6600 (modify_function): Call create_abstract_origin.
6602 2010-03-15 Chris Demetriou <cgd@google.com>
6604 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6607 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6610 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6611 call insert_out_of_ssa_copy for default definitions.
6613 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6615 * graphite-clast-to-gimple.c (my_long_long): Defined.
6616 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6617 * graphite-sese-to-poly.c (my_long_long): Defined.
6618 (scop_ivs_can_be_represented): Use it.
6620 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6622 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6623 graphite-max-bbs-per-function, and loop-block-tile-size.
6624 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6626 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6628 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6630 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6631 forward declaration.
6632 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6633 (add_upper_bounds_from_estimated_nit): New.
6634 (build_loop_iteration_domains): Use it.
6636 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6638 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6640 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6643 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6644 should be an INTEGER_CST. Also handle CASE_CONVERT.
6646 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6648 * graphite.c (graphite_initialize): To bound the number of bbs per
6649 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6650 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6651 * doc/invoke.texi: Document it.
6653 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6655 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6656 * graphite-sese-to-poly.h (build_poly_scop): Same.
6658 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6660 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6661 the number of parameters in the scop. Use as an upper bound
6662 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6663 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6664 * doc/invoke.texi: Document it.
6666 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6668 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6669 * doc/c-tree.texi: Remove.
6670 * doc/generic.texi: Merge c-tree.texi here.
6671 * doc/gccint.texi (Trees): Remove menu entry.
6672 (c-tree.texi): Remove @include.
6673 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6674 * doc/languages.texi (Reading RTL): Ditto.
6676 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6679 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6681 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6684 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6685 code added to work around reload clobbering CONST insns.
6687 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6689 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6690 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6691 (cselib_preserve_only_values): Remove retain argument, don't
6692 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6693 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6694 * var-tracking.c (micro_operation): Move insn field before union.
6695 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6696 (struct variable_tracking_info_def): Remove n_mos field, change
6697 mos into a vector of micro_operations.
6698 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6699 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6700 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6701 changing into a vector.
6702 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6703 come before all other uops generated by add_stores.
6704 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6706 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6707 a vector. Run just one pass over the bbs instead of separate counting
6708 and computation phase.
6709 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6712 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6713 into *nonlocalized_list vector.
6714 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6715 even if origin is non-NULL.
6716 (gen_variable_die): Likewise.
6717 (process_scope_var): Don't change origin.
6718 (gen_decl_die): Likewise.
6719 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6720 before adding new edges instead of after it, fix moving over
6723 2010-03-11 David S. Miller <davem@davemloft.net>
6725 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6727 * configure: Rebuild.
6729 2010-03-11 Martin Jambor <mjambor@suse.cz>
6731 PR tree-optimization/43257
6732 * tree.c (assign_assembler_name_if_neeeded): New function.
6733 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6735 * tree.h (assign_assembler_name_if_neeeded): Declare.
6736 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6737 the function if needed.
6739 2010-03-11 Chris Demetriou <cgd@google.com>
6741 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6742 include/stdint-gcc.h, and include/stdint.h world-readable.
6744 2010-03-11 Richard Guenther <rguenther@suse.de>
6746 PR tree-optimization/43255
6747 * tree-vrp.c (process_assert_insertions_for): Do not insert
6748 asserts for trivial conditions.
6750 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6752 PR tree-optimization/43280
6753 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6754 generation. Move calculation of size out of the if branch.
6755 (find_bswap): Modify compare number generation.
6757 2010-03-11 Richard Guenther <rguenther@suse.de>
6760 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6761 (input_gimple_stmt): Fixup handled component types during
6762 operand read. Also fix up decls in ADDR_EXPRs.
6764 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6766 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6767 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6769 2010-03-10 Jan Hubicka <jh@suse.cz>
6772 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6773 * varasm.c (get_variable_section): Don't do that here...
6774 (make_decl_rtl): ... and here.
6775 (do_assemble_alias): Produce decl RTL.
6776 (assemble_alias): Likewise.
6778 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6781 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6782 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6784 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6785 (based_loc_descr): Only express drap or vdrap regno based expressions
6786 using DW_OP_fbreg when not optimizing.
6787 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6788 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6789 REG_CFA_SET_VDRAP note.
6791 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6793 PR tree-optimization/43236
6794 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6795 error in calculation of base address in reverse iteration case.
6796 (generate_builtin): Take number of latch executions if the statement
6799 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6802 * tree-eh.c: Include pointer-set.h.
6803 (lower_eh_dispatch): Filter out duplicate case labels and
6804 remove the unneeded edge when the label is unused. Return
6805 true when some edges are removed.
6806 (execute_lower_eh_dispatch): When any lowering resulted in
6807 removing an edge, also delete unreachable blocks.
6809 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6812 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6813 UNSPEC_MACHOPIC_OFFSET.
6815 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6818 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6819 (m68k_delegitimize_address): New function.
6821 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6824 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6827 * var-tracking.c (adjust_sets): New function.
6828 (count_with_sets, add_with_sets): Use it.
6829 (get_adjusted_src): New inline function.
6830 (add_stores): Use it.
6833 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6834 call cselib_dummy_expand_value_rtx_cb instead of
6835 cselib_expand_value_rtx_cb.
6838 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6839 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6840 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6841 and .cfi_endproc around the pic thunks.
6842 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6843 all queued unwind info register saves are saved before the call.
6844 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6845 considered as sp-=4 for unwind info and the pop as sp+=4 which
6846 also clobbers dest, but doesn't actually restore it.
6849 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6850 RTX_FRAME_RELATED_P.
6852 2010-03-09 Jie Zhang <jie@codesourcery.com>
6854 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6855 whitespaces in output template.
6857 2010-03-09 Jie Zhang <jie@codesourcery.com>
6859 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6862 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6864 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6865 builtins.exp in a separate job.
6867 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6869 * graphite-sese-to-poly.c (add_param_constraints): Use
6870 lower_bound_in_type and upper_bound_in_type.
6872 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6874 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6875 instead of unsigned_type_node.
6877 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6878 Reza Yazdani <reza.yazdani@amd.com>
6881 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6882 on pointer type parameters.
6884 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6888 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6889 handle conversions from pointer to integers.
6890 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6891 induction variable, to be able to work with code generated by CLooG.
6892 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6893 (build_poly_scop): Bail out if we cannot codegen a loop.
6895 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6897 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6898 code generation with gloog_error.
6900 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6902 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6903 Call fold_convert on all the returned values.
6904 (expand_scalar_variables_expr): Pass to
6905 expand_scalar_variables_ssa_name the type of the resulting expression.
6907 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6909 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6910 ppl_min_for_le_pointset.
6911 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6912 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6914 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6916 * graphite-dependences.c (map_into_dep_poly): Removed.
6917 (dependence_polyhedron_1): Use combine_context_id_scat.
6919 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6921 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6922 (struct poly_bb): Same.
6923 (combine_context_id_scat): New.
6925 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6928 * sese.c (name_defined_in_loop_p): Return false for default
6931 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6933 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6934 and clean up the logic.
6936 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6938 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6941 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6943 * var-tracking.c (remove_cselib_value_chains): Define only for
6945 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6946 delete_slot_part, emit_notes_for_differences_1): Don't call
6947 remove_cselib_value_chains here.
6948 (set_slot_part, emit_notes_for_differences_2): Don't call
6949 add_cselib_value_chains here.
6950 (preserved_values): New vector.
6951 (preserve_value): New function.
6952 (add_uses, add_stores, vt_add_function_parameters): Use it
6953 instead of cselib_preserve_value.
6954 (changed_values_stack): New vector.
6955 (check_changed_vars_0): New function.
6956 (check_changed_vars_1, check_changed_vars_2): Use it.
6957 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6958 changed_values_stack VALUEs.
6959 (vt_emit_notes): For all preserved_values call
6960 add_cselib_value_chains. If ENABLE_CHECKING call
6961 remove_cselib_value_chains before verifying value_chains is empty.
6962 Initialize and free changed_values_stack.
6963 (vt_initialize): Initialize preserved_values.
6964 (vt_finalize): Free preserved_values.
6966 2010-03-08 Richard Guenther <rguenther@suse.de>
6968 PR tree-optimization/43269
6969 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6972 2010-03-08 Martin Jambor <mjambor@suse.cz>
6974 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6975 (ipa_is_param_called): Removed.
6976 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6977 (ipa_print_node_params): Do not print the called flag.
6978 (ipa_write_node_info): Do not stream the called flag.
6979 (ipa_read_node_info): Likewise.
6981 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6984 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6985 * cselib.c (struct expand_value_data): Add dummy field.
6986 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6988 (cselib_dummy_expand_value_rtx_cb): New function.
6989 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6991 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6992 * var-tracking.c: Include pointer-set.h.
6993 (variable): Change n_var_parts to char from int. Add
6994 cur_loc_changed and in_changed_variables fields.
6995 (variable_canonicalize): Remove.
6996 (shared_var_p): New inline function.
6997 (unshare_variable): Maintain cur_loc_changed and
6998 in_changed_variables fields. If var was in changed_variables,
6999 replace it there with new_var. Just copy cur_loc instead of
7000 resetting it to something else.
7001 (variable_union): Don't recompute cur_loc. Use shared_var_p.
7002 (dataflow_set_union): Don't call variable_canonicalize.
7003 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
7004 of their DEBUG_EXPR_TREE_DECLs.
7005 (canonicalize_loc_order_check): Verify that cur_loc is NULL
7006 and in_changed_variables and cur_loc_changed is false.
7007 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
7008 and cur_loc_changed. Don't update cur_loc here.
7009 (variable_merge_over_src): Don't call variable_canonicalize.
7010 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
7011 removing loc that is equal to cur_loc, clear cur_loc,
7012 set cur_loc_changed and ensure variable_was_changed is called.
7013 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
7014 compare pointers in cur_loc check, if it is equal to loc,
7015 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
7016 (variable_different_p): Remove compare_current_location argument,
7017 don't compare cur_loc.
7018 (dataflow_set_different_1): Adjust variable_different_p caller.
7019 (variable_was_changed): If dv had some var in changed_variables
7020 already, reset in_changed_variables flag for it and propagate
7021 cur_loc_changed over to the new variable. On empty var
7022 always set cur_loc_changed. Set in_changed_variables on whatever
7023 var is added to changed_variables.
7024 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
7025 Use shared_var_p. When removing loc that is equal to cur_loc,
7026 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
7027 end, don't set it to something else, just call variable_was_changed.
7028 (delete_slot_part): Use shared_var_p. When cur_loc equals to
7029 loc being removed, clear cur_loc and set cur_loc_changed.
7030 Set cur_loc_changed if all locations have been removed.
7031 (struct expand_loc_callback_data): New type.
7032 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
7033 allocated. Always create SUBREGs if simplify_subreg failed.
7034 Prefer to use cur_loc, when that fails and still in
7035 changed_variables (and seen first time) recompute it. Set
7036 cur_loc_changed of variables which had to change cur_loc and
7037 compute elcd->cur_loc_changed if any of the subexpressions used
7038 had to change cur_loc.
7039 (vt_expand_loc): Adjust to pass arguments in
7040 expand_loc_callback_data structure.
7041 (vt_expand_loc_dummy): New function.
7042 (emitted_notes): New variable.
7043 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
7044 that weren't used for any other decl in current
7045 emit_notes_for_changes call call vt_expand_loc_dummy to update
7046 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
7047 first loc_chain location if NULL before. Always use just
7048 cur_loc instead of first loc_chain location. When cur_loc_changed
7049 is false, when not --enable-checking=rtl just don't emit any note.
7050 When rtl checking, compute the note and assert it is the same
7051 as previous note. Clear cur_loc_changed and in_changed_variables
7052 at the end before removing from changed_variables.
7053 (check_changed_vars_3): New function.
7054 (emit_notes_for_changes): Traverse changed_vars to call
7055 check_changed_vars_3 on each changed var.
7056 (emit_notes_for_differences_1): Clear cur_loc_changed and
7057 in_changed_variables. Recompute cur_loc of new_var.
7058 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7059 (vt_emit_notes): Initialize and destroy emitted_notes.
7061 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7063 PR rtl-optimization/42220
7064 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7065 Use verify_reg_tracked to determine if we should use OP_OUT rather
7067 (build_def_use): If we see an in-out operand for a register that we
7068 know nothing about, treat is an output if possible, fail the block if
7071 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7074 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7077 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7080 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7081 uses of relevant DEFs that are dead outside the loop too.
7083 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7085 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7087 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7089 * var-tracking.c (values_to_unmark): New variable.
7090 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7091 values_to_unmark vector. Moved body to...
7092 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7093 instead queue it into values_to_unmark vector.
7094 (vt_find_locations): Free values_to_unmark vector.
7096 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7098 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7099 (site.exp): Export them when plugins are enabled.
7101 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7104 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7106 (chrec_fold_multiply): Same.
7108 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7111 * c-decl.c (build_compound_literal): Return early if init is
7114 2010-03-04 Martin Jambor <mjambor@suse.cz>
7116 PR tree-optimization/43164
7117 PR tree-optimization/43191
7118 * tree-sra.c (type_consists_of_records_p): Reject records with
7119 zero-size bit-fields at the end.
7121 2010-03-04 Mike Stump <mikestump@comcast.net>
7123 * Makefile.in (TAGS): Remove *.y.
7125 2010-03-04 Richard Guenther <rguenther@suse.de>
7127 PR tree-optimization/40761
7128 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7130 (my_rev_post_order_compute): New function.
7131 (init_pre): Call it.
7133 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7136 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7137 decrease the cost of an IV candidate when the cost is infinite.
7139 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7141 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7142 Use '3DNow!' for the extension of that name, ensure normal space
7144 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7146 2010-03-03 Jeff Law <law@redhat.com>
7148 * PR middle-end/32693
7149 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7150 than gen_rtx_SUBREG.
7151 (extract_bit_field_1): Likewise.
7153 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7155 * doc/sourcebuild.texi (Test directives): Document that arguments
7156 include-opts and exclude-opts are now optional for dg-skip-if,
7157 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7159 2010-03-03 Jason Merrill <jason@redhat.com>
7162 * cgraph.h (varpool_node): Add extra_name field.
7163 * varpool.c (varpool_extra_name_alias): New.
7164 (varpool_assemble_decl): Emit extra name aliases.
7165 (varpool_mark_needed_node): Look past an extra name alias.
7166 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7167 * lto-streamer-in.c (lto_input_tree): Read it.
7168 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7170 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7172 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7173 (sparc*-*-solaris2*): ...this.
7175 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7178 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7179 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7180 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7181 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7184 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7185 fallthrough to default handling, just with want_address 0 instead of 2.
7186 For single element lists, add_AT_loc directly, otherwise create an
7187 artificial variable DIE and stick location list to it.
7190 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7191 (VAL_EXPR_HAS_REVERSE): Define.
7192 (reverse_op): New function.
7193 (add_stores): For reversible operations add an extra MO_VAL_USE.
7195 2010-03-02 Jason Merrill <jason@redhat.com>
7197 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7199 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7201 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7202 (sparc64-*-linux*): Likewise.
7203 (sparc64-*-solaris2*): Include assembler files before linker ones.
7204 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7205 * config/sparc/gas.h: Delete.
7206 * config/sparc/sol2-64.h: Add copyright notice.
7207 * config/sparc/sol2-gas-bi.h: Likewise.
7208 * config/sparc/sol2-gld.h: Likewise.
7209 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7210 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7211 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7212 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7213 (sparc_elf_asm_named_section): Rename into...
7214 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7216 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7218 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7220 2010-03-02 Jeff Law <law@redhat.com>
7223 * reload1.c (rtx_p, substitute_stack): Declare.
7224 (substitute): Record addresses of changed rtxs.
7225 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7226 Restore the original rtx when complete.
7227 (reload): Free subsitute_stack when complete.
7229 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7231 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7232 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7234 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7235 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7236 Torture Tests): Change from subsection to section.
7238 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7239 Steven Bosscher <steven@gcc.gnu.org>
7241 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7244 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7247 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7248 the assignment from the new induction variable to the assignment
7249 of the value from the original loop PHI function.
7251 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7252 Daniel Jacobowitz <dan@codesourcery.com>
7254 * doc/sourcebuild.texi (Test directives): Clarify options to
7257 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7259 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7260 Disable cfi directives unless GCC and gas agree on using read-only
7261 .eh_frame sections for 64-bit.
7262 * configure: Regenerate.
7264 2010-03-01 Richard Guenther <rguenther@suse.de>
7266 PR tree-optimization/43220
7267 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7268 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7270 2010-03-01 Richard Guenther <rguenther@suse.de>
7271 Martin Jambor <mjambor@suse.cz>
7274 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7275 gimplified parameters.
7277 2010-03-01 Christian Bruel <christian.bruel@st.com>
7279 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7281 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7283 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7285 2010-03-01 Richard Guenther <rguenther@suse.de>
7288 * expr.c (expand_assignment): Use the alias-oracle to tell
7289 if the rhs aliases the result decl.
7291 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7294 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7295 to sol_gt_pch_get_address.
7296 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7297 64-bit, SPARC and x86.
7298 (sol_gt_pch_get_address): New function.
7300 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7302 * toplev.h (inform_n, error_n): Declare.
7303 * diagnostic.c (inform_n, error_n): New function.
7305 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7307 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7308 has no rtl yet when processing local_decls, queue it and recheck
7309 if deferred stack allocation hasn't assigned it rtl.
7311 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7313 * config/sh/sh.c (unspec_bbr_uid): New.
7314 (gen_block_redirect): Use it instead of INSN_UID.
7315 (gen_far_branch): Likewise.
7317 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7319 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7320 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7322 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7324 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7325 (Warning Options): -Wno-conversion-null is valid for
7326 Objective-C++ as well.
7327 * doc/tm.texi (Named Address Spaces): Likewise.
7328 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7329 * doc/tree-ssa.texi (Tree SSA): Likewise.
7331 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7334 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7335 by default. Don't set the default arch for
7336 i[34567]86-*-darwin*|x86_64-*-darwin*.
7338 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7341 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7342 default. Set the default 32bit/64bit archs with $with_arch
7343 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7345 2010-02-27 Richard Guenther <rguenther@suse.de>
7347 PR tree-optimization/43186
7348 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7349 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7350 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7351 unroller iterations.
7353 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7355 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7356 required and i[34567]86-*-* targets don't support 64bit ISA.
7358 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7361 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7364 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7366 * config.gcc: Set the default arch at least to Prescott for
7367 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7368 if SSE math is enabled.
7370 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7372 * diagnostic.c (diagnostic_initialize): Update.
7373 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7375 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7376 (diagnostic_inhibit_notes): New.
7377 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7379 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7382 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7383 * doc/standards.texi: Likewise.
7384 * doc/extend.texi: Likewise.
7385 * doc/trouble.texi: Likewise.
7386 * doc/cppopts.texi: Likewise.
7387 * doc/install.texi: Likewise.
7388 * c.opt (std=c90,std=gnu90): New options.
7389 * c-opts.c (c_common_handle_option): Handle them.
7391 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7394 * c-decl.c (undeclared_variable): Use an informative note.
7396 2010-02-26 Richard Guenther <rguenther@suse.de>
7398 PR tree-optimization/43186
7399 * gimple.h (gimple_fold): Remove.
7400 * gimple.c (gimple_fold): Remove. Inline into single user ...
7401 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7402 Try harder for conditions.
7404 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7407 * function.c (used_types_insert): Don't skip through named pointer
7408 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7409 and it is different from the main variant's type.
7411 2010-02-26 Nick Clifton <nickc@redhat.com>
7413 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7415 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7417 * config.gcc: Support --with-fpmath=sse for x86.
7419 * config/i386/ssemath.h: New.
7421 * doc/install.texi (--with-fpmath=sse): Documented.
7423 2010-02-26 Richard Guenther <rguenther@suse.de>
7425 PR tree-optimization/43188
7426 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7427 vector types of over-aligned element type.
7429 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7432 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7433 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7435 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7437 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7439 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7441 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7442 * var-tracking.c: Include diagnostic.h.
7443 (debug_dv): New function.
7444 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7447 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7448 (add_value_chain, add_value_chains, remove_value_chain,
7449 remove_value_chains): Handle DEBUG_EXPRs.
7450 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7453 * regcprop.c (struct queued_debug_insn_change): New type.
7454 (struct value_data_entry): Add debug_insn_changes field.
7455 (struct value_data): Add n_debug_insn_changes field.
7456 (debug_insn_changes_pool): New variable.
7457 (free_debug_insn_changes, apply_debug_insn_changes,
7458 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7459 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7460 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7462 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7464 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7465 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7466 changes, call cprop_find_used_regs via note_stores.
7467 (copyprop_hardreg_forward): When copying vd from predecessor
7468 which has any queued DEBUG_INSN changes, make sure the pointers are
7469 cleared. At the end call df_analyze and then if there are any
7470 DEBUG_INSN changes queued at the end of some basic block for still
7471 live registers, apply them.
7472 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7474 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7476 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7479 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7481 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7482 targets. Set the default with_cpu/with_arch from arch/cpu.
7483 Allow x86-64 and native for with_cpu/with_arch.
7485 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7487 * ebitmap.c: Change calls to verify_popcount with calls to
7488 sbitmap_verify_popcount.
7489 (ebitmap_clear_bit): Fixed map->cacheindex test and
7490 map>cache update when bit clearing results in an empty
7493 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7496 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7497 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7498 and support both V2DF and V2DI modes.
7499 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7500 support both V2DF and V2DI modes.
7501 (general): Delete trailing whitespace from a few patterns.
7503 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7504 V2DF/V2DI interleave high/low builtins.
7506 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7509 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7510 interleave high/low functions.
7512 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7514 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7515 #pragma extern_prefix.
7517 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7520 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7521 BLKmode, assert op0 is a MEM and just adjust its mode.
7524 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7525 if bitpos isn't multiple of mode's bitsize.
7527 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7529 * c.opt (-ftemplate-depth=): New.
7530 (-ftemplate-depth-): Deprecate.
7531 * optc-gen.awk: Handle -ftemplate-depth=.
7532 * opth-gen.awk: Likewise.
7533 * c-opts.c (c_common_handle_option): Likewise.
7534 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7536 2010-02-24 Jason Merrill <jason@redhat.com>
7538 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7540 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7542 * cfg.c (alloc_aux_for_block): Remove inline.
7543 (alloc_aux_for_edge): Likewise.
7545 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7547 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7549 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7551 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7552 * config/i386/sol2-gas.h: New file.
7553 * config.gcc (i[34567]86-*-solaris2*): Use it.
7555 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7558 * c-typeck.c (ep_convert_and_check): New.
7559 (build_conditional_expr): Use it.
7560 (build_binary_op): Likewise.
7562 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7564 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7567 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7568 bounds even for -O+.
7569 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7570 expr needs to have DECL_NAME set.
7572 2010-02-24 Nick Clifton <nickc@redhat.com>
7574 * config/mep/mep.c: Include gimple.h.
7575 (mep_function_uses_sp): Delete unused function.
7576 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7577 parameters. Use unsigned integers to count args. Return a
7578 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7580 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7583 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7584 greater or equal to nelt instead of 2 * nelt.
7585 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7588 2010-02-23 Jason Merrill <jason@redhat.com>
7591 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7592 in cfun->local_decls even if they have register types.
7595 * stor-layout.c (place_field): Don't warn about unnecessary
7596 DECL_PACKED if the type is packed.
7598 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7601 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7602 GOTOFF relocs, even when the base reg isn't pic pointer.
7604 2010-02-23 Michael Matz <matz@suse.de>
7607 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7608 (expand_gimple_basic_block): Generate and use debug temps if there
7609 are debug uses left after the last real use of TERed ssa names.
7610 Unlink debug immediate uses when they are expanded.
7612 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7615 * config/i386/i386.c (override_options): Reorganise to provide
7616 better error messages.
7618 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7621 * graphite-scop-detection.c (create_single_exit_edge): Move
7622 the call to find_single_exit_edge to....
7623 (create_sese_edges): ...here. Don't handle multiple edges
7624 exiting the function.
7625 (build_graphite_scops): Don't handle multiple edges
7626 exiting the function.
7628 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7631 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7632 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7634 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7637 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7639 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7642 * c-typeck.c (convert_arguments): Print declaration location.
7643 * c-common.c (validate_nargs): Rename as
7644 builtin_function_validate_nargs.
7645 (check_builtin_function_arguments): Update.
7647 2010-02-22 Richard Guenther <rguenther@suse.de>
7650 * tree-inline.c (declare_return_variable): Use the type of
7651 the call stmt lhs if available.
7653 2010-02-22 Duncan Sands <baldrick@free.fr>
7655 * passes.c (register_pass): Always consider all pass lists when
7656 ref_pass_instance_number is zero.
7658 2010-02-22 Richard Guenther <rguenther@suse.de>
7660 PR tree-optimization/42749
7661 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7662 parameter. Do arithmetic in the original type.
7663 (update_accumulator_with_ops): Likewise.
7664 (adjust_accumulator_values): Adjust.
7666 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7668 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7669 (QI to BLKmode splitter): New splitter.
7671 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7673 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7674 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7676 2010-02-22 Richard Guenther <rguenther@suse.de>
7678 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7680 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7682 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7683 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7684 ($(T)crti.o, $(T)crtn.o): Remove rules.
7686 2010-02-21 Tobias Burnus <burnus@net-b.de>
7689 * doc/invoke.texi (-fassociative-math): Document that this
7690 option is automatically enabled for Fortran.
7692 2010-02-20 David S. Miller <davem@davemloft.net>
7694 * configure.ac: Test if linker and assembler properly support
7695 GOTDATA_OP relocations.
7696 * configure: Rebuild.
7697 * config.in: Likewise.
7698 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7699 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7700 (movsi_high_pic): Likewise.
7701 (movdi_lo_sum_pic): Likewise.
7702 (movdi_high_pic): Likewise.
7703 (movsi_pic_gotdata_op): New pattern.
7704 (movdi_pic_gotdata_op): Likewise.
7705 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7706 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7708 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7711 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7712 attribute to ssemul.
7713 (xop_mulv2div2di3_high): Ditto.
7715 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7718 * c.opt (Wconversion-null): New option.
7719 * doc/invoke.texi (Wconversion-null): Document.
7721 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7723 * common.opt (Wlarger-than-): Add Undocumented.
7725 2010-02-19 Mike Stump <mikestump@comcast.net>
7727 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7729 2010-02-19 Jason Merrill <jason@redhat.com>
7732 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7733 * configure: Likewise.
7735 2010-02-20 Alan Modra <amodra@gmail.com>
7738 * cgraph.h (cgraph_make_decl_local): Declare.
7739 * cgraph.c (cgraph_make_decl_local): New function.
7740 (cgraph_make_node_local): Use it.
7741 * cgraphunit.c (cgraph_function_versioning): Likewise.
7742 * ipa.c (function_and_variable_visibility): Likewise.
7744 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7747 * except.c (sjlj_emit_function_enter): Don't call
7748 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7750 * rtl.h (add_reg_br_prob_note): Remove prototype.
7752 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7755 * c-common.c (conversion_warning): Remove widening conversions
7756 before checking the conversion of integers to reals.
7758 2010-02-19 Mike Stump <mikestump@comcast.net>
7761 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7764 * cgraphunit.c (process_function_and_variable_attributes): Check
7765 DECL_PRESERVE_P instead of looking up attribute "used".
7766 * ipa-pure-const.c (check_decl): Likewise.
7767 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7768 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7769 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7770 instead of attribute "used".
7771 * config/sol2-c.c (solaris_pragma_init): Likewise.
7772 (solaris_pragma_fini): Likewise.
7774 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7776 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7777 Use XCNEW instead of xcalloc.
7778 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7779 XNEW instead of xmalloc.
7780 (get_fields): Use XNEWVEC instead of xmalloc.
7783 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7784 populate vars array.
7785 (create_new_general_access): For debug stmts just reset value.
7786 (get_stmt_accesses): For accesses within debug stmts just record them
7787 using add_access_to_acc_sites instead of preventing the peeling or
7788 counting them as accesses.
7791 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7793 2010-02-19 Richard Guenther <rguenther@suse.de>
7795 PR tree-optimization/42916
7796 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7799 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7801 * configure.ac: Replace all uses of changequote in macro arguments
7802 with proper quoting.
7804 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7807 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7809 2010-02-19 Richard Guenther <rguenther@suse.de>
7811 PR tree-optimization/42944
7812 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7813 test for aliasing with errno.
7815 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7818 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7819 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7820 * dojump.c: Include output.h.
7821 (inv): New inline function.
7822 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7823 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7824 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7825 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7826 argument, pass it down to other calls.
7827 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7828 add REG_BR_PROB note to the conditional jump.
7829 * cfgexpand.c (add_reg_br_prob_note): Removed.
7830 (expand_gimple_cond): Don't call it, add the probability
7831 as last argument to jumpif_1/jumpifnot_1.
7832 * Makefile.in (dojump.o): Depend on output.h.
7833 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7835 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7836 * stmt.c (do_jump_if_equal): Likewise.
7837 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7838 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7839 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7841 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7842 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7843 jumpifnot_1 callers.
7844 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7846 (store_expr): Adjust jumpifnot caller.
7847 (store_constructor): Adjust jumpif caller.
7850 * gimplify.c (gimple_boolify): For __builtin_expect call
7851 gimple_boolify also on its first argument.
7853 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7855 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7857 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7858 * configure: Regenerated.
7860 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7862 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7863 lang_hooks.types_compatible_p instead of comptypes.
7865 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7867 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7868 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7869 if __prefer_thumb__ is defined.
7871 2010-02-18 Martin Jambor <mjambor@suse.cz>
7873 PR tree-optimization/43066
7874 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7875 array with zero-sized element type.
7877 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7879 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7880 rtx, allocate struct var_loc_node here and return it to the
7881 caller, and only if it is actually needed.
7882 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7883 move it earlier and return immediately if it returns NULL.
7885 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7887 * config/sparc/gas.h: New file. Restore
7888 TARGET_ASM_NAMED_SECTION to its ELF default.
7889 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7891 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7892 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7893 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7894 after sparc/sysv4.h.
7896 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7898 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7900 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7902 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7903 patterns from predicated pattern.
7905 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7908 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7909 for insn mnemonic suffix.
7911 2010-02-17 Richard Guenther <rguenther@suse.de>
7913 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7916 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7919 * caller-save.c (save_call_clobbered_regs): If BB ends with
7920 a DEBUG_INSN, move any notes in between last real insn and the last
7921 DEBUG_INSN after the last DEBUG_INSN.
7923 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7925 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7926 Fix return type. Fix argument type. Explain meaning of return value.
7928 2010-02-16 Richard Guenther <rguenther@suse.de>
7930 PR tree-optimization/41043
7931 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7932 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7934 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7936 2010-02-16 Ira Rosen <irar@il.ibm.com>
7938 PR tree-optimization/43074
7939 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7940 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7941 vectorizable cycles in hybrid SLP check.
7942 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7944 2010-02-16 Richard Guenther <rguenther@suse.de>
7946 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7947 (true_dependence): If memrefs_conflict_p computes must-alias
7948 trust it. Move TBAA check after offset-based disambiguation.
7949 (canon_true_dependence): Likewise.
7951 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7953 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7954 * doc/invoke.texi: Document it.
7955 * var-tracking.c: Include toplev.h and params.h.
7956 (vt_find_locations): Return bool indicating success. Compute
7957 hash sizes unconditionally. Check new parameter, report.
7958 (variable_tracking_main_1): Check vt_find_locations results and
7959 retry. Renamed from...
7960 (variable_tracking_main): ... this. New wrapper to preserve
7961 flag_var_tracking_assignments.
7962 * Makefile.in (var-tracking.o): Adjust dependencies.
7964 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7965 Jakub Jelinek <jakub@redhat.com>
7968 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7969 if weak_import attribute is present.
7970 * config/darwin.c (machopic_select_section): Likewise.
7972 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7974 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7975 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7976 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7977 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7979 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7982 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7985 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7986 Rewrite text to refer to the names.
7988 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7990 * config/i386/i386-builtin-types.def
7991 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7992 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7993 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7994 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7995 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7996 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7997 IX86_BUILTIN_VPERMIL2PS256.
7998 (MULTI_ARG_4_DF2_DI_I): Defined.
7999 (MULTI_ARG_4_DF2_DI_I1): Defined.
8000 (MULTI_ARG_4_SF2_SI_I): Defined.
8001 (MULTI_ARG_4_SF2_SI_I1): Defined.
8002 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
8003 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
8004 __builtin_ia32_vpermil2ps256.
8005 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8006 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8007 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
8008 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8009 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8010 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
8011 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
8012 CODE_FOR_xop_vpermil2v8sf3.
8013 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
8014 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
8015 * config/i386/xopintrin.h (_mm_permute2_pd): New.
8016 (_mm256_permute2_pd): New.
8017 (_mm_permute2_ps): New.
8018 (_mm256_permute2_ps): New.
8020 2010-02-15 Nick Clifton <nickc@redhat.com>
8022 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
8023 boolean parameters. Use emit_jump_insn when emitting a pop
8024 instruction containing a return insn.
8025 (push): Use 'true' rather than '1' as second parameter to F.
8026 (h8300_expand_prologue): Likewise.
8027 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
8028 (h8300_expand_epilogue): Likewise.
8030 2010-02-15 Richard Guenther <rguenther@suse.de>
8033 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
8036 2010-02-15 Nick Clifton <nickc@redhat.com>
8038 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
8041 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
8043 * intl.c (fake_ngettext): New function.
8044 * intl.h (fake_ngettext): Declare.
8045 (ngettext): Define macro.
8046 * collect2.c (notice_translated): New function.
8047 (main): Use notice_translated and ngettext.
8048 * collect2.h (notice_translated): Declare.
8050 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8052 * reorg.c (delete_computation): Comment fixes.
8053 * caller-save.c (setup_save_areas): Idem.
8054 * sel-sched-dump.c (dump_lv_set): Idem.
8057 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8059 * config/s390/s390.c (s390_sched_init): New function.
8060 (TARGET_SCHED_INIT): Target hook defined.
8062 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8063 Jack Howarth <howarth@bromo.med.uc.edu>
8064 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8067 Partial revert of unintended change in fix for PR41605.
8068 * config/darwin.h: Fix typo.
8069 * config/darwin9.h: Same.
8071 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8073 * c-pch.c (pch_init): Clear v.
8075 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8078 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8079 graphite_can_represent_init for MULT_EXPR.
8081 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8085 * graphite-sese-to-poly.c (remove_phi): New.
8086 (translate_scalar_reduction_to_array): Call remove_phi.
8088 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8091 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8092 * graphite-clast-to-gimple.h (gloog): Update declaration.
8093 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8094 * graphite-poly.h (struct poly_bb): Add missing comments.
8095 (struct scop): Add poly_scop_p field.
8097 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8098 * graphite.c (graphite_transform_loops): Build the polyhedral
8099 representation for each scop before code generation.
8100 * sese.c (rename_variables_in_operand): Removed.
8101 (rename_variables_in_expr): Return the renamed expression.
8102 (rename_sese_parameters): New.
8103 * sese.h (rename_sese_parameters): Declared.
8105 2010-02-11 Richard Guenther <rguenther@suse.de>
8107 PR tree-optimization/42998
8108 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8109 POINTER_PLUS_EXPR properly.
8111 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8112 Changpeng Fang <changpeng.fang@amd.com>
8115 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8116 the cost of an IV candidate when the IV is used in a test against zero.
8118 * gcc.dg/tree-ssa/ivopts-3.c: New.
8120 2010-02-11 Richard Guenther <rguenther@suse.de>
8123 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8124 pointer-vs-decl case by swapping refs. Handle some cases
8125 of pointer-vs-decl disambiguations more conservatively.
8126 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8127 to false after expanding.
8129 2010-02-11 Richard Guenther <rguenther@suse.de>
8132 * gcc.c (process_command): Handle LTO file@offset case more
8135 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8137 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8138 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8140 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8142 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8143 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8144 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8145 Optimize eq/ne comparisons when both arguments are known to be
8147 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8148 Don't mask operands unnecessarily if they are known to be already
8151 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8153 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8156 2010-02-10 Richard Guenther <rguenther@suse.de>
8158 PR tree-optimization/43017
8159 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8160 for wrapping signed arithmetic.
8162 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8165 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8166 if no debug info should be emitted for it.
8168 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8170 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8171 note when flag_exceptions is set.
8173 2010-02-10 Duncan Sands <baldrick@free.fr>
8175 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8177 2010-02-10 Richard Guenther <rguenther@suse.de>
8180 * tree.c (get_unwidened): Handle constants.
8181 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8183 2010-02-10 Martin Jambor <mjambor@suse.cz>
8186 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8187 check for variable argument counts independently.
8189 2010-02-10 Christian Bruel <christian.bruel@st.com>
8192 * config/sh/sh.c (find_barrier): Increase length for non delayed
8193 conditional branches.
8195 2010-02-10 Christian Bruel <christian.bruel@st.com>
8197 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8199 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8201 * builtins.c (set_builtin_user_assembler_name): Also handle
8202 ffs if int is smaller than word.
8204 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8207 * ira-conflicts.c (get_dup): Remove.
8208 (process_reg_shuffles): Add new parameter. Use it as an
8209 additional guard for copy generation.
8210 (add_insn_allocno_copies): Rewrite.
8212 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8214 * common.opt (fsched2-use-traces): Preserved for backward
8216 * doc/invoke.texi: Remove the documentation about option
8217 -fsched2-use-traces.
8218 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8219 flag_sched2_use_traces.
8220 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8221 the backward compatibility flag section.
8223 2010-02-09 Richard Guenther <rguenther@suse.de>
8225 PR tree-optimization/43008
8226 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8227 make HEAP variables initialized from global memory if they
8228 are not known builtin functions.
8229 (find_func_aliases): Adjust.
8231 2010-02-09 Richard Guenther <rguenther@suse.de>
8233 PR tree-optimization/43000
8234 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8235 arithmetic manually.
8237 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8239 PR tree-optimization/42931
8240 * tree-loop-linear.c (try_interchange_loops): Don't call
8241 double_int_mul if estimated_loop_iterations failed.
8243 2010-02-08 Martin Jambor <mjambor@suse.cz>
8246 * tree-sra.c (build_accesses_from_assign): Do not mark in
8247 should_scalarize_away_bitmap if stmt has volatile ops.
8248 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8251 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8253 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8255 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8257 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8260 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8263 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8265 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8268 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8269 to unknown_dependence.
8270 (graphite_legal_transform_dr): Handle the unknown_dependence.
8271 (graphite_carried_dependence_level_k): Same.
8273 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8275 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8277 2010-02-07 Richard Guenther <rguenther@suse.de>
8280 * expr.c (get_inner_reference): Always initialize *pbitsize.
8282 2010-02-07 Richard Guenther <rguenther@suse.de>
8285 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8286 new ARRAY_REFs on variable size element or minimal index arrays.
8288 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8289 gimple_fold_indirect_ref.
8291 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8294 * arm.c (arm_override_options): Just return if the user has specified
8295 an invalid fpu name.
8297 2010-02-03 Jason Merrill <jason@redhat.com>
8300 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8301 i386_pe_maybe_record_exported_symbol.
8303 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8306 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8307 (pa_delegitimize_address): New function.
8309 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8311 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8312 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8314 2010-02-05 Richard Guenther <rguenther@suse.de>
8317 * lto-streamer-in.c (get_resolution): Deal with references
8318 to undefined functions.
8320 2010-02-05 Richard Guenther <rguenther@suse.de>
8322 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8323 (fold_const_aggregate_ref): Likewise.
8324 (ccp_fold_stmt): Substitute loads.
8325 (maybe_fold_reference): Verify types before substituting.
8327 (fold_gimple_assign): Unshare properly.
8328 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8330 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8332 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8333 for rs6000_gen_cell_microcode.
8335 2010-02-04 Richard Guenther <rguenther@suse.de>
8337 PR rtl-optimization/42952
8338 * dse.c (const_or_frame_p): Remove MEM handling.
8340 2010-02-04 Nick Clifton <nickc@redhat.com>
8342 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8343 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8344 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8345 (mn10300_asm_output_mi_thunk): New function.
8346 (mn10300_can_output_mu_thunk): New function.
8347 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8348 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8349 (FUNCTION_ARG): Delete incorrect comment.
8351 2010-02-03 Jason Merrill <jason@redhat.com>
8354 * fold-const.c (operand_equal_p): Handle erroneous types.
8356 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8358 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8360 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8362 PR rtl-optimization/42941
8363 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8366 2010-02-03 Jason Merrill <jason@redhat.com>
8369 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8371 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8374 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8375 (cselib_reset_table): Renamed from...
8376 (cselib_reset_table_with_next_value): ... this.
8377 (cselib_get_next_uid): Renamed from...
8378 (cselib_get_next_unknown_value): ... this.
8379 * cselib.c (next_uid): Renamed from...
8380 (next_unknown_value): ... this.
8381 (cselib_clear_table): Adjust.
8382 (cselib_reset_table): Adjust. Renamed from...
8383 (cselib_reset_table_with_next_value): ... this.
8384 (cselib_get_next_uid): Adjust. Renamed from...
8385 (cselib_get_next_unknown_value): ... this.
8386 (get_value_hash): Use hash.
8387 (cselib_hash_rtx): Likewise.
8388 (new_cselib_val): Adjust. Set and dump uid.
8389 (cselib_lookup_mem): Pass next_uid as hash.
8390 (cselib_subst_to_values): Likewise.
8391 (cselib_log_lookup): Dump uid.
8392 (cselib_lookup): Pass next_uid as hash. Adjust.
8393 (cselib_process_insn): Adjust.
8394 (cselib_init): Initialize next_uid.
8395 (cselib_finish): Adjust.
8396 (dump_cselib_table): Likewise.
8397 * dse.c (canon_address): Dump value uid.
8398 * print-rtl.c (print_rtx): Print value uid.
8399 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8401 (dv_uid): New function, sort of renamed from...
8402 (dv_htab_hash): ... this, reimplemented in terms of it and...
8403 (dv_uid2hash): ... this. New.
8404 (variable_htab_eq): Drop excess assertions.
8405 (tie_break_pointers): Removed.
8406 (canon_value_cmp): Compare uids.
8407 (variable_post_merge_New_vals): Print uids.
8408 (vt_add_function_parameters): Adjust.
8409 (vt_initialize): Reset table. Adjust.
8411 2010-02-03 Richard Guenther <rguenther@suse.de>
8413 PR tree-optimization/42944
8414 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8415 (call_may_clobber_ref_p_1): Likewise. Properly handle
8416 malloc and calloc clobbering errno.
8418 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8420 * doc/invoke.texi: Fix name of sched1 dump.
8422 * opts.c (decode_options): Set flag_tree_switch_conversion
8423 only conditionally on optimize >= 2.
8425 * gcse.c: Assorted comment fixes in pass description.
8427 2010-02-03 Anthony Green <green@moxielogic.com>
8429 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8430 nop padding in order to maintain alignment of storage location of
8431 target function address.
8432 (moxie_trampoline_init): Store target function address at newly
8434 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8436 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8438 2010-02-03 Richard Guenther <rguenther@suse.de>
8441 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8443 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8445 * config.gcc: Reenable check for obsolete targets.
8446 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8447 mips-sgi-irix6.[0-4]*.
8449 2010-02-02 Nick Clifton <nickc@redhat.com>
8451 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8452 constant size of 4 as being the same as 0.
8453 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8454 can take values in the range 0..4.
8456 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8459 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8460 as _darwin10_Unwind_FindEnclosingFunction().
8461 * libgcc-libsystem.ver: New.
8463 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8466 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8467 implicitly set registers.
8469 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8471 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8472 (arm_override_options): Allow automatic selection of the thread
8473 pointer register if thumb2.
8474 (legitimize_pic_address): Improve code sequences for Thumb2.
8475 (arm_call_tls_get_addr): Likewise.
8476 (legitimize_tls_address): Likewise.
8477 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8478 (pic_load_addr_32bit): ... this. New named pattern.
8479 * thumb2.md (pic_load_addr_thumb2): Delete.
8480 (pic_load_dot_plus_four): Delete.
8481 (tls_load_dot_plus_four): New named pattern.
8483 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8486 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8487 Document fix for TLS bug.
8489 2010-01-31 Richard Guenther <rguenther@suse.de>
8491 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8492 conservatively correct.
8494 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8498 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8500 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8502 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8504 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8506 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8508 * config.gcc: Adjust order of makefile fragments for mingw targets.
8510 2010-01-31 Richard Guenther <rguenther@suse.de>
8513 * gimplify.c (gimplify_init_constructor): For volatile LHS
8514 initialize a temporary.
8516 2010-01-31 Matthias Klose <doko@ubuntu.com>
8518 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8520 * configure: Regenerate.
8522 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8524 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8525 the same alias set and their sizes different constantness.
8526 (aliasing_component_refs_p): Revert 2009-10-24 change.
8528 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8530 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8533 2010-01-29 Richard Guenther <rguenther@suse.de>
8535 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8536 Assert we successfully updated the call.
8538 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8540 PR rtl-optimization/42889
8541 * df.h (df_set_bb_dirty_nonlr): New prototype.
8542 * df-core.c (df_set_bb_dirty_nonlr): New function.
8543 * df-scan.c (df_insn_rescan): Call it instead of
8544 df_set_bb_dirty for DEBUG_INSNs.
8546 2010-01-29 Richard Guenther <rguenther@suse.de>
8549 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8550 quadratic behavior in most cases.
8552 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8555 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8556 in the call to gen_x86_movsicc_0_m1.
8558 2010-01-28 Richard Guenther <rguenther@suse.de>
8560 PR tree-optimization/42871
8561 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8563 2010-01-28 Richard Guenther <rguenther@suse.de>
8565 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8566 into call arguments.
8568 2010-01-28 Richard Guenther <rguenther@suse.de>
8571 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8572 the forwarder if the destination is an EH landing pad.
8574 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8576 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8577 block list passed to gimple_duplicate_sese_tail.
8578 (parallelize_loops): Avoid parallelization when the function
8580 Avoid parallelization when the preheader is IRREDUCIBLE.
8581 Try to optimize when estimated_loop_iterations_int is unresolved.
8582 Add the loop's location to the dump file.
8583 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8584 (gimple_duplicate_sese_tail): Remove the check for the latch.
8585 Redirect nexits to the exit block.
8586 Remove handling of the incoming edges to the latch.
8587 Redirect the backedge from the copied latch to the exit bb.
8589 2010-01-28 Michael Matz <matz@suse.de>
8592 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8593 Wrap force_reg into a sequence, emit it before user.
8595 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8597 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8599 (arm_legacy_rev): Likewise.
8600 (thumb_legacy_rev): Likewise.
8602 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8604 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8605 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8606 on MEM's address failed, try avoid_constant_pool_reference and
8607 recurse if it returned something different.
8608 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8609 address, try avoid_constant_pool_reference and recurse if it
8610 returned something different.
8611 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8612 address and avoid_constant_pool_reference returned something
8613 different, don't set have_address.
8615 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8618 * var-tracking.c (val_store): Add modified argument, obey it.
8620 (count_uses): Move down logging of main.
8621 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8622 don't need resolution.
8623 (emit_notes_in_bb): Likewise.
8625 2010-01-27 Richard Guenther <rguenther@suse.de>
8628 * tree-inline.c (remap_decl): Delay remapping of SSA name
8629 default definitions until we need them.
8631 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8633 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8634 (rs6000_delegitimize_address): New function.
8636 * config/s390/s390.c (s390_delegitimize_address): Call
8637 delegitimize_mem_from_attrs.
8640 * tree-inline.c (cannot_copy_type_1): Removed.
8641 (copy_forbidden): Don't forbid copying of functions containing
8642 records/unions with variable length fields.
8644 2010-01-27 Christian Bruel <christian.bruel@st.com>
8648 * config/sh/sh.c (find_barrier): Increase length for non delayed
8649 conditional branches.
8651 2010-01-27 Matthias Klose <doko@ubuntu.com>
8653 * configure.ac (gnu-unique-object): Fix ldd version check.
8654 * configure: Regenerate.
8656 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8658 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8660 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8661 Test for HAVE_GNU_AS value.
8663 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8665 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8666 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8667 INT64_TYPE): Define.
8668 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8669 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8670 INT_LEAST64_TYPE): Define.
8671 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8672 UINT_LEAST64_TYPE): Define.
8673 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8674 INT_FAST64_TYPE): Define.
8675 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8676 UINT_FAST64_TYPE): Define.
8677 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8678 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8679 (SIG_ATOMIC_TYPE): Define.
8681 2010-01-26 Richard Guenther <rguenther@suse.de>
8683 * df-scan.c (df_scan_set_bb_info): Remove assert.
8684 (df_insn_rescan_debug_internal): Merge asserts.
8685 (df_install_ref): Likewise.
8686 (df_mark_reg): Use bitmap_set_range.
8687 (df_hard_reg_used_p): Remove assert.
8688 (df_hard_reg_used_count): Likewise.
8690 2010-01-26 Richard Guenther <rguenther@suse.de>
8692 PR rtl-optimization/42685
8693 * web.c (web_main): Ignore DEBUG_INSNs.
8695 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8697 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8699 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8700 Fix types of fndecl and arglist parameters.
8702 2010-01-26 Richard Guenther <rguenther@suse.de>
8705 * tree-eh.c (unsplit_eh): Skip debug insns.
8707 2010-01-26 Richard Guenther <rguenther@suse.de>
8709 PR tree-optimization/42250
8710 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8712 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8715 * omp-low.c (expand_omp_sections): Only use single_pred if
8716 l2_bb is single_pred_p.
8718 2010-01-25 Christian Bruel <christian.bruel@st.com>
8721 * config/sh/sh.c (find_barrier): Increase length for non delayed
8722 conditional branches.
8723 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8725 2010-01-24 David S. Miller <davem@davemloft.net>
8727 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8728 define if not using GAS.
8729 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8730 Likewise. Delete SECTION_MERGE code, which is only applicable
8733 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8736 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8737 mangling of va_list in system headers.
8739 2010-01-23 Toon Moene <toon@moene.org>
8741 * tree-predcom.c (combine_chains): Return NULL, not false.
8743 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8745 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8746 initialization of variable res to agree with return type.
8748 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8750 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8751 * tree-sra.c: Add include of expr.h.
8753 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8755 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8756 insert the debug stmt on the single non-EH edge from the stmt.
8758 2010-01-22 Richard Henderson <rth@redhat.com>
8761 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8762 the RHS until after generate_subtree_copies has insertted its
8763 code before the current statement.
8765 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8767 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8769 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8771 2010-01-21 Martin Jambor <mjambor@suse.cz>
8773 PR tree-optimization/42585
8774 * tree-sra.c (struct access): New field grp_total_scalarization.
8775 (dump_access): Dump the new field.
8776 (should_scalarize_away_bitmap): New variable.
8777 (cannot_scalarize_away_bitmap): Likewise.
8778 (sra_initialize): Allocate new bitmaps.
8779 (sra_deinitialize): Free new bitmaps.
8780 (create_access_1): New function.
8781 (create_access): Parts moved to create_access_1.
8782 (type_consists_of_records_p): New function.
8783 (completely_scalarize_record): Likewise.
8784 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8785 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8786 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8788 (analyze_all_variable_accesses): Completely scalarize small eligible
8791 2010-01-21 Martin Jambor <mjambor@suse.cz>
8793 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8795 2010-01-21 Andrew Haley <aph@redhat.com>
8797 * gcc.c (process_command): Move lang_specific_driver before
8798 setting cc_libexec_prefix.
8800 2010-01-21 Richard Guenther <rguenther@suse.de>
8803 * fold-const.c (negate_expr_p): Pretend only negative
8804 real constants are easily negatable.
8806 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8807 Jason Merrill <jason@redhat.com>
8809 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8810 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8811 * calls.c (initialize argument_information): Handle it.
8812 * c-common.c (handle_transparent_union_attribute): Use new name.
8813 * c-decl.c (finish_struct): Ditto.
8814 * c-typeck.c (type_lists_compatible_p): Ditto.
8815 (convert_for_assignment): Use new name and also handle record.
8816 * function.c (aggregate_value_p): Handle it.
8817 (pass_by_reference): Ditto.
8818 (assign_parm_data_types): Ditto.
8819 * print-tree.c (print_node): Ditto.
8820 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8821 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8822 * tree.c (first_field): New fn.
8824 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8827 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8828 even when linking statically, for now.
8830 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8833 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8834 without a cselib val.
8835 (count_uses): Accept MO_VAL_SET with no val on stores.
8836 (add_stores): Likewise.
8838 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8840 * var-tracking.c (check_value_val): Add a compile time assertion.
8841 (dv_is_decl_p): Simplify.
8842 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8843 gcc_assert if ENABLE_CHECKING.
8845 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8848 * var-tracking.c: Include tree-flow.h.
8849 (mem_dies_at_call): New.
8850 (dataflow_set_preserve_mem_locs): Use it.
8851 (dataflow_set_remove_mem_locs): Likewise.
8852 (dump_var): Renamed from dump_variable. Adjust all callers.
8853 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8854 * Makefile.in (var-tracking.o): Adjust deps.
8856 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8858 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8860 2010-01-20 Richard Guenther <rguenther@suse.de>
8862 PR tree-optimization/42717
8863 * tree-ssa-dce.c (get_live_post_dom): Remove.
8864 (forward_edge_to_pdom): Take an arbitrary edge to copy
8865 degenerate PHI args from.
8866 (remove_dead_stmt): Use the first post-dominator even if it
8867 does not contain live statements as redirection destination.
8869 2010-01-20 Richard Guenther <rguenther@suse.de>
8871 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8873 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8875 * sel-sched.c (create_speculation_check): Remove set but not used
8877 (try_transformation_cache): Remove set but not used variable ds.
8878 (calculate_privileged_insns): Remove set but not used variables
8879 cur_insn and min_spec_insn.
8880 (find_best_expr): Remove set but not used variable avail_n.
8881 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8883 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8885 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8886 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8889 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8892 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8893 cpu types. Add support for *-sse3 cpu types.
8894 (x86_64-*-*): Ditto.
8896 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8899 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8900 argument, call initializer_constant_valid_p_1 instead of
8901 initializer_constant_valid_p, pass CACHE to it, return NULL
8902 immediately if first call returns NULL.
8903 (initializer_constant_valid_p_1): New function.
8904 (initializer_constant_valid_p): Use it.
8906 2010-01-20 Thomas Quinot <quinot@adacore.com>
8908 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8910 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8912 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8913 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8914 (loc_list_from_tree): Don't handle unsigned division. Handle
8915 signed modulo using DW_OP_{over,over,div,mul,minus}.
8916 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8917 modulo instead of signed.
8919 2010-01-20 DJ Delorie <dj@redhat.com>
8921 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8923 (h8300_emit_stack_adjustment): Propogate it.
8925 (h8300_expand_prologue): Likewise.
8926 (h8300_expand_epilogue): Likewise.
8928 2010-01-19 Michael Matz <matz@suse.de>
8930 PR tree-optimization/41783
8931 * tree-data-ref.c (toplevel): Include flags.h.
8932 (dump_data_dependence_relation): Also dump the inputs if the
8933 result will be unknown.
8934 (split_constant_offset_1): Look through some conversions.
8935 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8936 the offset from last element is too large.
8937 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8938 (reassociate_to_the_same_stmt): Handle vector registers.
8939 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8941 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8942 wide_prolog_niters argument, emit widening instructions.
8943 (vect_do_peeling_for_alignment): Adjust caller, use widened
8944 variant of the iteration cound.
8945 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8947 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8950 * config/arm/neon-testgen.m (emit_automatics): New parameter
8951 features. Adjust for Fixed_return_reg feature.
8952 (test_intrinsic): Call emit_automatics with new feature.
8953 * config/arm/neon.ml: Update copyright years.
8954 (features): New Fixed_return_reg feature.
8955 (ops): Update feature for Vget_low.
8957 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8959 PR tree-optimization/42719
8960 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8964 * fwprop.c (all_uses_available_at): Return false if def_set dest
8965 is a REG that is used in def_insn.
8967 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8969 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8971 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8974 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8976 * target.h (struct gcc_target) <secondary_reload>: Change type
8977 of last argument to secondary_reload_info *.
8979 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8982 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8983 memory references with unaligned offsets. Remove CQImode handling.
8984 (unaligned_memory_operand): Return 1 for memory references with
8985 unaligned offsets. Remove CQImode handling.
8987 2010-01-18 Richard Guenther <rguenther@suse.de>
8990 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8993 2010-01-18 Richard Guenther <rguenther@suse.de>
8995 PR tree-optimization/42781
8996 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8997 restrict processing only if the original variable was artificial.
8999 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
9001 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
9002 find number of popped argument bytes.
9004 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
9005 Fix the text that describes the return value for invalid insns.
9007 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
9009 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
9010 Clarify what 'cost of the -dependence' is. Fix quoting.
9012 * toplev.c (default_get_pch_validity): Rename argument to "sz".
9013 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
9015 2010-01-17 Jakub Jelinek <jakub@redhat.com>
9017 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
9018 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
9020 2010-01-17 Richard Guenther <rguenther@suse.de>
9023 * function.c (split_complex_args): Take a VEC to modify.
9024 (assign_parms_augmented_arg_list): Build a VEC instead of
9025 a chain of PARM_DECLs.
9026 (assign_parms_unsplit_complex): Take a VEC of arguments.
9027 Do not fixup unmodified parms.
9028 (assign_parms): Deal with the VEC.
9029 (gimplify_parameters): Likewise.
9031 2010-01-17 Richard Guenther <rguenther@suse.de>
9033 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
9034 node existence check.
9035 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
9036 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
9037 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
9038 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
9039 (gimple_execute_on_growing_pred): Likewise.
9041 2010-01-17 Richard Guenther <rguenther@suse.de>
9043 PR tree-optimization/42773
9044 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
9045 (compute_antic_aux): Likewise.
9046 (compute_partial_antic_aux): Likewise.
9048 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9051 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9054 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9056 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9059 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9060 Fix markup for strict argument.
9062 (TARGET_SCHED_REORDER2): Fix argument types.
9064 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9065 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9067 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9068 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9070 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9073 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9074 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9075 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9076 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9077 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9079 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9081 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9083 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9084 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9086 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9088 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9091 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9093 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9094 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9096 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9098 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9100 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9101 referring to it. Fix language.
9103 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9105 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9107 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9109 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9111 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9112 '@var{stream}. Remove stray 'and'.
9114 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9116 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9118 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9120 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9121 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9123 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9124 Fix description of return value.
9125 Rename argument "sz" to "len."
9127 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9128 Clarify meaning of 'true' return value.
9130 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9132 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9133 rep_mode versus mode_rep.
9135 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9137 (TARGET_BUILTIN_DECL): Fix name.
9139 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9141 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9143 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9145 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9147 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9149 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9152 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9153 Rename argument tm_fn to md_fn.
9155 (TARGET_OPTION_PRINT): Fix argument list.
9157 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9160 * config/i386/i386.c (ix86_fixup_binary_operands):
9161 Revert FMA4 fixup of operands.
9163 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9166 * Makefile.in (write_entries_to_file, install-plugin):
9167 Use \012 instead of \n with tr.
9169 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9171 * configure.ac (HAVE_AS_REF): New C macro.
9172 * configure: Regenerate.
9173 * config.in: Likewise.
9174 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9176 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9179 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9181 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9183 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9185 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9187 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9189 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9191 (TARGET_BINDS_LOCAL_P): Fix argument type.
9193 (TARGET_ASM_FILE_END): Use prototype.
9195 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9197 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9199 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9201 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9203 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9204 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9206 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9207 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9209 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9210 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9211 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9212 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9214 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9216 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9218 (TARGET_INIT_BUILTINS): Use prototype.
9220 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9221 Put 'const char *' in braces. Fix parameter types.
9222 (TARGET_INVALID_CONVERSION): Fix parameter types.
9223 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9224 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9226 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9229 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9231 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9233 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9235 * doc/tm.texi (TARGET_HELP): Fix return type.
9237 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9238 in braces. Fix argument types.
9240 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9242 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9244 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9246 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9247 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9249 (TARGET_MANGLE_TYPE): Fix argument types.
9251 (TARGET_IRA_COVER_CLASSES): Use prototype.
9253 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9255 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9257 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9259 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9261 (TARGET_CALLEE_COPIES): Fix argument types.
9263 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9265 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9267 (TARGET_FUNCTION_VALUE): Fix argument types.
9269 (TARGET_RETURN_IN_MSB): Fix argument type.
9271 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9273 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9275 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9277 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9278 agree with return type.
9280 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9282 2010-01-15 Jing Yu <jingyu@google.com>
9284 PR rtl-optimization/42691
9285 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9286 a pseudo to a constant and are merged, and adjust comments.
9288 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9290 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9292 2010-01-15 Richard Guenther <rguenther@suse.de>
9295 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9296 labels of computed or non-local gotos to the destination.
9297 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9298 landing pad label is the first label.
9300 2010-01-15 Richard Guenther <rguenther@suse.de>
9302 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9304 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9307 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9308 to allow generation of the xssqrtdp instruction on power7.
9309 (sqrtdf2_fpr): Ditto.
9311 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9314 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9315 functions with noreturn attribute.
9318 * varasm.c (declare_weak): Add weak attribute to decl if it
9319 doesn't have one already.
9320 (assemble_external): Only add decls to weak_decls if they also
9321 have weak attribute.
9323 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9325 * var-tracking.c (var_reg_delete): Don't delete the association
9326 between REGs and values or one-part variables if the register
9329 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9332 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9333 because its first operand is a non-localized variable.
9335 2010-01-14 Martin Jambor <mjambor@suse.cz>
9337 PR tree-optimization/42706
9338 * tree-sra.c (encountered_recursive_call): New variable.
9339 (encountered_unchangable_recursive_call): Likewise.
9340 (sra_initialize): Initialize both new variables.
9341 (callsite_has_enough_arguments_p): New function.
9342 (scan_function): Call decl and flags check only for IPA-SRA, check
9343 whether there is a recursive call and whether it has enough arguments.
9344 (all_callers_have_enough_arguments_p): New function.
9345 (convert_callers): Look for recursive calls only when
9346 encountered_recursive_call is set.
9347 (ipa_early_sra): Bail out either if
9348 !all_callers_have_enough_arguments_p or
9349 encountered_unchangable_recursive_call.
9351 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9353 * sel-sched.c: Add 2010 to copyright years.
9354 * sel-sched-ir.c: Likewise.
9355 * sel-sched-ir.h: Likewise.
9357 2010-01-14 Martin Jambor <mjambor@suse.cz>
9359 PR tree-optimization/42714
9360 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9361 constructors specially.
9363 2010-01-14 Andi Kleen <ak@linux.intel.com>
9365 * config/i386/drivers-i386.c (detect_caches_intel):
9366 Add l2sizekb parameter and fill in.
9367 (host_detect_local_cpu): Add l2sizekb, fill in.
9368 Add Atom small cache heuristic.
9370 2010-01-14 Andi Kleen <ak@linux.intel.com>
9372 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9373 Add level3 parameter and fill in.
9374 (detect_caches_intel): Handle level3 cache.
9376 2010-01-14 Andi Kleen <ak@linux.intel.com>
9378 * config/i386/drivers-i386.c (host_detect_local_cpu):
9379 Fix core duo detection.
9381 2010-01-14 Andi Kleen <ak@linux.intel.com>
9383 * config/i386/drivers-i386.c (host_detect_local_cpu):
9386 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9388 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9389 (rs6000_variable_issue_1): this. Use...
9390 (rs6000_variable_issue): here. Reimplement. Print debug info.
9392 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9394 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9395 sel_restore_notes. Update all callers. Call reemit_notes
9398 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9400 PR rtl-optimization/42246
9401 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9404 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9406 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9407 all successors is the same as number of successors in current region.
9409 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9411 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9412 to rename is not separable. Otherwise check that its LHS is not NULL.
9414 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9416 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9418 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9420 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9421 available registers when failed to discover LHS register class.
9422 Fix indentation. Update comment.
9424 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9425 Alexander Monakov <amonakov@ispras.ru>
9427 PR rtl-optimization/42389
9428 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9430 (advance_state_on_fence): Likewise.
9431 (sel_target_adjust_priority): Print debug output only when
9432 sched_verbose >= 4, not 2.
9433 (get_expr_cost): Do not issue all unique insns on the next cycle.
9434 (fill_insns): Initialize can_issue_more from the value saved
9436 * sel-sched-ir.c (flist_add): New parameter issue_more.
9437 Init FENCE_ISSUE_MORE with it.
9438 (merge_fences): Likewise.
9439 (init_fences): Update call to flist_add.
9440 (add_to_fences, add_clean_fence_to_fences)
9441 (add_dirty_fence_to_fences): Likewise.
9442 (move_fence_to_fences): Update call to merge_fences.
9443 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9445 * sel-sched-ir.h (struct _fence): New field issue_more.
9446 (FENCE_ISSUE_MORE): New accessor macro.
9448 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9450 PR rtl-optimization/42388
9451 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9452 that have no predecessors nor successors. Do not call move_bb_info
9453 for empty blocks outside of current region.
9455 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9457 PR rtl-optimization/42294
9458 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9459 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9460 originators' originators.
9462 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9464 PR rtl-optimization/39453
9465 PR rtl-optimization/42246
9466 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9468 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9470 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9471 Alexander Monakov <amonakov@ispras.ru>
9474 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9475 (maybe_tidy_empty_bb): ... here. Make static. Add new
9476 argument. Update all callers.
9477 (tidy_control_flow): ... and here. Recompute topological order
9478 of basic blocks in region if necessary.
9479 (sel_redirect_edge_and_branch): Change return type. Return true
9480 if topological order might have been invalidated.
9481 (purge_empty_blocks): Export and move from...
9482 * sel-sched.c (purge_empty_blocks): ... here.
9483 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9484 (maybe_tidy_empty_bb): Delete prototype.
9485 (purge_empty_blocks): Declare.
9487 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9489 PR rtl-optimization/42249
9490 * sel-sched.c (try_replace_dest_reg): When chosen register
9491 and original register is the same, do not bail out early, but
9492 still check all original insns for validity of replacing destination
9493 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9496 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9499 Port from no-undefined-overflow branch:
9500 2009-03-09 Richard Guenther <rguenther@suse.de>
9502 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9504 2010-01-14 Richard Guenther <rguenther@suse.de>
9507 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9509 2010-01-14 Ira Rosen <irar@il.ibm.com>
9511 PR tree-optimization/42709
9512 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9513 as scalar type in creation of constant vector operand.
9515 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9518 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9519 (check-parallel-%): Match `testsuite' directory component only
9522 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9524 PR translation/39521
9525 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9528 2010-01-13 Richard Guenther <rguenther@suse.de>
9530 PR tree-optimization/42730
9531 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9534 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9537 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9538 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9541 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9543 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9544 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9545 ___umulsi3_highpart.
9547 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9548 rather than schedule_insns if the pass is enabled.
9550 2010-01-13 Martin Jambor <mjambor@suse.cz>
9552 PR tree-optimization/42704
9553 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9556 2010-01-13 Martin Jambor <mjambor@suse.cz>
9558 PR tree-optimization/42703
9559 * tree-sra.c (analyze_access_subtree): Check that we can build a
9560 reference to the original data within the aggregate.
9562 2010-01-13 Richard Guenther <rguenther@suse.de>
9564 PR tree-optimization/42705
9565 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9567 2010-01-13 Richard Guenther <rguenther@suse.de>
9570 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9572 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9575 * var-tracking.c (values_to_unmark): New variable.
9576 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9577 values_to_unmark vector. Moved body to...
9578 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9579 instead queue it into values_to_unmark vector.
9580 (vt_find_locations): Free values_to_unmark vector.
9582 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9584 * config/s390/s390.c (override_options): Set
9585 default of max-pending-list-length to 256
9587 2010-01-13 Richard Guenther <rguenther@suse.de>
9590 * tree-pass.h (PROP_gimple_lcx): New.
9591 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9592 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9593 before the final cleanup_eh.
9594 (dump_properties): Dump PROP_gimple_lcx.
9595 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9596 (tree_lower_complex_O0): Remove.
9597 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9598 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9599 tree_lower_complex, schedule TODO_update_ssa.
9600 * lto-streamer-out.c (output_function): Stream the functions
9602 * lto-streamer-in.c (input_function): Likewise.
9603 (lto_read_body): Do not override them here.
9605 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9608 * c-typeck.c (build_c_cast): Fold value cast to union type before
9609 wrapping it in a CONSTRUCTOR.
9611 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9613 PR rtl-optimization/42699
9614 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9617 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9619 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9620 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9621 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9622 SUBTARGET_WARN_UNUSED_SPEC): ... here
9623 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9625 2010-01-12 Julian Brown <julian@codesourcery.com>
9627 * config/arm/neon-schedgen.ml (Utils): Don't try to
9628 open missing module.
9629 (find_with_result): New.
9631 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9634 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9635 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9637 PR tree-optimization/42645
9638 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9639 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9640 decl_map, set processing_debug_stmt to -1 and return name without
9643 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9645 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9646 binutils version, and reword target configuration description.
9648 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9650 * config/avr/avr.h (LINKER_NAME): Remove.
9652 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9655 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9656 that support VSX, warn for -mno-altivec if vsx is not disabled,
9659 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9660 Shujing Zhao <pearly.zhao@oracle.com>
9662 PR translation/42469
9663 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9664 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9665 character between option name and help text.
9666 * c.opt (imultilib): Likewise.
9668 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9670 * lto-streamer-out.c (output_unreferenced_globals): Output static
9673 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9675 PR rtl-optimization/42621
9676 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9677 optimizing for size.
9678 (duplicate_computed_gotos): Remove now-redundant check.
9680 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9683 * configure.ac: Save and restore LDFLAGS and LIBS
9684 * configure: Regenerate.
9686 2010-01-10 Richard Guenther <rguenther@suse.de>
9689 * builtins.c (fold_builtin_strlen): Add type argument and
9690 convert the resulting length to it.
9691 (fold_builtin_1): Adjust.
9693 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9695 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9696 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9698 (num_insns_constant_wide): Adjust for that change.
9700 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9703 * web.c (union_defs): Add used argument, to combine uses of
9705 (entry_register): Adjust type and tests of used argument.
9706 (web_main): Widen used for new use. Pass it to union_defs.
9707 * df.h (union_defs): Adjust prototype.
9709 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9712 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9713 uses in new incoming argument. Free body.
9714 (reset_debug_uses_in_loop): New.
9715 (analyze_insn_to_expand_var): Call the latter if the former found
9716 anything. Fix whitespace. Reject invalid dest overlaps before
9717 going through all insns in the loop.
9719 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9722 * haifa-sched.c (dying_use_p): Debug insns don't count.
9724 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9727 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9728 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9729 (verify_gimple_call): Reject LHS in noreturn calls.
9731 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9735 * tree-vect-loop-manip.c (adjust_info): New type.
9736 (adjust_vec): New pointer to vector.
9737 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9738 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9739 (slpeel_update_phis_for_duplicate_loop): Use them.
9740 (slpeel_update_phi_nodes_for_guard1): Likewise.
9741 (slpeel_update_phi_nodes_for_guard2): Likewise.
9742 (slpeel_tree_peel_loop_to_edge): Likewise.
9743 (vect_update_ivs_after_vectorizer): Likewise.
9745 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9747 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9748 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9750 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9752 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9753 bogus uninitialized warning.
9755 2010-01-09 Richard Guenther <rguenther@suse.de>
9758 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9759 the evolution is compatible with the initial condition.
9761 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9763 * gcc.c (process_command): Update copyright notice dates.
9764 * gcov.c (print_version): Likewise.
9765 * gcov-dump.c (print_version): Likewise.
9766 * mips-tfile.c (main): Likewise.
9767 * mips-tdump.c (main): Likewise.
9769 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9772 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9774 (rotlhi3_8): Delete.
9776 (rotlsi3_8): Delete.
9777 (rotlsi3_16): Delete.
9778 (rotlsi3_24): Delete.
9780 (*rotw<mode>3): New.
9781 (*rotb<mode>3): New.
9782 * config/avr/avr.c (avr_rotate_bytes): New function.
9783 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9785 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9788 * configure.ac: Modify -rdynamic check.
9789 * configure: Regenerate.
9791 2010-01-08 DJ Delorie <dj@redhat.com>
9793 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9794 register popping order.
9796 2010-01-08 Richard Guenther <rguenther@suse.de>
9799 * c.opt (fsigned-char): Also let LTO handle this option.
9800 (funsigned-char): Likewise.
9802 2010-01-07 Richard Guenther <rguenther@suse.de>
9804 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9805 (gimple_op): Likewise.
9806 (gimple_op_ptr): Likewise.
9807 (gimple_assign_set_lhs): Remove gcc_assert.
9808 (gimple_assign_set_rhs1): Likewise.
9809 (gimple_assign_set_rhs2): Likewise.
9810 (gimple_call_set_lhs): Likewise.
9811 (gimple_call_set_fn): Likewise.
9812 (gimple_call_set_fndecl): Likewise.
9813 (gimple_call_fndecl): Likewise.
9814 (gimple_call_return_type): Likewise.
9815 (gimple_call_set_chain): Likewise.
9816 (gimple_call_num_args): Likewise.
9817 (gimple_call_set_arg): Likewise.
9818 (gimple_cond_set_code): Likewise.
9819 (gimple_cond_set_lhs): Likewise.
9820 (gimple_cond_set_rhs): Likewise.
9821 (gimple_cond_set_true_label): Likewise.
9822 (gimple_cond_set_false_label): Likewise.
9823 (gimple_label_set_label): Likewise.
9824 (gimple_goto_set_dest): Likewise.
9825 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9826 (gimple_debug_bind_get_value): Likewise.
9827 (gimple_debug_bind_get_value_ptr): Likewise.
9828 (gimple_debug_bind_set_var): Likewise.
9829 (gimple_debug_bind_set_value): Likewise.
9830 (gimple_debug_bind_reset_value): Likewise.
9831 (gimple_debug_bind_has_value_p): Likewise.
9832 (gimple_return_retval_ptr): Remove gcc_assert.
9833 (gimple_return_retval): Likewise.
9834 (gimple_return_set_retval): Likewise.
9835 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9836 (safe_referenced_var_iterator): Remove.
9837 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9838 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9839 (fill_referenced_var_vec): Remove.
9840 (first_readonly_imm_use): Remove redundant gcc_assert.
9841 (phi_arg_index_from_use): Combine gcc_asserts.
9842 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9843 (first_imm_use_stmt): Remove redundant gcc_assert.
9844 * tree-cfg.c (verify_gimple_call): Verify function and chain
9845 operands. Verify arguments.
9846 (verify_types_in_gimple_stmt): Verify condition code and labels.
9848 2010-01-07 Richard Guenther <rguenther@suse.de>
9850 PR tree-optimization/42641
9851 * sese.c (rename_map_elt_info): Use the SSA name version, do
9854 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9856 PR tree-optimization/42625
9857 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9858 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9860 2010-01-07 Duncan Sands <baldrick@free.fr>
9862 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9864 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9867 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9868 note itself is not function_invariant_p.
9870 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9872 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9873 Do not add the DF_NOTE problem.
9874 * store-motion.c (execute_rtl_store_motion): Likewise.
9876 2010-01-07 Martin Jambor <mjambor@suse.cz>
9878 PR tree-optimization/42157
9879 * tree-sra.c (compare_access_positions): Stabilize sort if both
9880 accesses have integer types, return zero immediately if they are the
9883 2010-01-06 Richard Henderson <rth@redhat.com>
9886 * haifa-sched.c (add_to_note_list): Merge into ...
9887 (concat_note_lists): ... here, and ...
9888 (unlink_other_notes, rm_other_notes): Merge into...
9889 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9890 NOTE_INSN_EPILOGUE_BEG.
9892 2010-01-06 Richard Guenther <rguenther@suse.de>
9894 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9895 not inline regular functions into always-inline functions.
9897 2010-01-06 Nick Clifton <nickc@redhat.com>
9899 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9900 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9902 (OVERRIDE_OPTIONS): Delete.
9903 (OPTIMIZATION_OPTIONS): Define.
9904 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9905 * config/rx/rx.c (rx_handle_option): Issue an error message if
9906 -mcpu=rx200 and -fpu are used together.
9907 (rx_set_optimization_options): New function. Issue an error
9908 message if an optimization attribute attempts to reset the FPU/
9909 math optimization pairing.
9910 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9911 * config/rx/rx.opt: Set the default to 32-bit doubles.
9912 * config/rx/t-rx: Add multilibs for -nofpu option.
9913 * doc/invoke.texi: Update documentation of RX options.
9915 2010-01-06 Richard Guenther <rguenther@suse.de>
9917 * tree-ssa-pre.c (name_to_id): New global.
9918 (alloc_expression_id): Simplify SSA name handling.
9919 (lookup_expression_id): Likewise.
9920 (init_pre): Zero name_to_id.
9921 (fini_pre): Free it.
9923 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9925 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9927 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9930 * config/i386/sse.md (smaxv2di3): New.
9931 (umaxv2di3): Likewise.
9932 (sminv2di3): Likewise.
9933 (uminv2di3): Likewise.
9935 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9938 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9939 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9940 (legitimize_tls_address): Likewise.
9941 (sparc_tls_referenced_p): Likewise.
9942 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9943 and adjust calls to legitimize_pic_address.
9944 (legitimate_constant_p) Use sparc_tls_referenced_p.
9945 (legitimate_pic_operand_p): Likewise.
9946 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9947 (sparc_tls_symbol_ref_1): Delete.
9948 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9949 (legitimize_tls_address): Make static, handle CONST patterns.
9950 (legitimize_pic_address): Make static, remove unused parameter and
9951 adjust recursive calls.
9952 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9953 and adjust call to legitimize_pic_address.
9954 (sparc_output_mi_thunk): Likewise.
9956 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9957 H.J. Lu <hongjiu.lu@intel.com>
9960 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9961 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9962 operands to make them signed.
9965 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9968 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9969 GTU to GT for V4SI and V2DI.
9971 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9972 (umin<mode>3): Removed.
9974 (uminv4si3): Likewise.
9976 2010-01-05 Martin Jambor <mjambor@suse.cz>
9978 PR tree-optimization/42462
9979 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9980 current_function_decl to helper functions and macros.
9982 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9985 * flags.h: Don't include real.h.
9986 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9987 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9988 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9989 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9990 * dominance.c: Update copyright.
9991 * gimple.c (walk_gimple_op): Remove inline.
9992 * tree-ssa-reassoc.c: Include real.h.
9993 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9994 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9996 2010-01-05 Nick Clifton <nickc@redhat.com>
9998 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9999 register to push into the stack frame when the accumulator has to
10000 be saved during interrupts.
10002 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
10004 * doc/invoke.texi: Remove the documentation about option
10005 -Wunreachable-code.
10006 * common.opt (Wunreachable-code): Preserved for backward
10008 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
10009 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
10010 the backward compatibility flag section.
10012 2010-01-05 Richard Guenther <rguenther@suse.de>
10014 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
10016 2010-01-05 Jakub Jelinek <jakub@redhat.com>
10019 * cfgexpand.c (expand_one_var): Diagnose too large variables.
10021 PR tree-optimization/42508
10022 * tree-sra.c (convert_callers): Check for recursive call
10023 by comparing cgraph nodes instead of decls.
10024 (modify_function): Call ipa_modify_formal_parameters also
10025 on all same_body aliases.
10027 * cgraphunit.c (cgraph_materialize_all_clones): Compare
10028 cgraph nodes when checking for same_body aliases.
10030 2010-01-05 Richard Guenther <rguenther@suse.de>
10032 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
10033 allocation and lookup.
10034 (get_or_alloc_expr_for_constant): Likewise.
10035 (phi_translate): Sink allocation.
10037 2010-01-04 Richard Guenther <rguenther@suse.de>
10039 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
10040 a new entry only if needed.
10041 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
10042 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
10044 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
10046 (phi_translate): Handle CONSTANTs early.
10048 2010-01-04 Martin Jambor <mjambor@suse.cz>
10050 PR tree-optimization/42398
10051 * tree-sra.c (struct access): Removed flag grp_different_types.
10052 (dump_access): Do not dump the removed flag.
10053 (sort_and_splice_var_accesses): Do not set the removed flag.
10054 (sra_modify_expr): Check for type compatibility directly.
10056 2010-01-04 Martin Jambor <mjambor@suse.cz>
10058 PR tree-optimization/42366
10059 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10060 edges with variable number of parameters.
10061 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10062 flag instead of asserting it.
10063 (ipa_read_node_info): Read uses_analysis_done flag.
10065 2010-01-04 Richard Guenther <rguenther@suse.de>
10067 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10068 iterative_hash_* as intended.
10069 (vn_reference_compute_hash): Likewise. Simplify hashing
10071 (vn_reference_lookup_2): Likewise.
10072 (vn_nary_op_compute_hash): Likewise.
10073 (vn_phi_compute_hash): Likewise.
10074 (expressions_equal_p): Remove strange code.
10075 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10076 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10077 (bitmap_insert_into_set_1): Take value-id as parameter.
10078 (add_to_value): Pass it.
10079 (bitmap_insert_into_set): Likewise.
10080 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10082 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10085 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10086 (do_self_spec): For switches with SWITCH_IGNORE set set also
10087 SWITCH_IGNORE_PERMANENTLY.
10088 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10091 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10093 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10094 tree of an unreferenced global var.
10096 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10099 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10100 GTU to GT for V4SI and V2DI.
10102 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10103 (umin<mode>3): Removed.
10105 (uminv4si3): Likewise.
10107 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10110 * collect2.c (main): Turn on trace in collect2 if -v is passed
10113 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10115 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10116 description of expression operand.
10118 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10120 * configure.ac: Add install-html to target_list for Make-hooks.
10121 * configure: Regenerate.
10122 * fortran/Make-lang.in (F95_HTMLFILES): New.
10123 (fortran.html): Use it.
10124 (fortran.install-html): New.
10125 * Makefile.in (install-html): Add lang.install-html.
10126 * java/Make-lang.in (JAVA_HTMLFILES): New.
10127 (java.html): Use it.
10128 (java.install-html): New.
10129 * objc/Make-lang.in (objc.install-html): New.
10130 * objcp/Make-lang.in (obj-c++.install-html): New.
10131 * cp/Make-lang.in (c++.install-html): New.
10132 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10133 * lto/Make-lang.in (lto.install-html): New.
10135 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10138 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10140 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10142 PR rtl-optimization/41862
10143 * store-motion.c (store_killed_in_insn, compute_store_table,
10144 remove_reachable_equiv_notes, replace_store_insn,
10145 build_store_vectors): Ignore all DEBUG_INSNs.
10147 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10150 * common.opt: Add dumpdir.
10152 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10154 (option_map): Add --dumpdir.
10156 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10158 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10160 * opts.c (decode_options): Try dump_dir_name first if
10161 dump_base_name isn't an absolute path.
10162 (common_handle_option): Handle OPT_dumpdir.
10164 * toplev.c (dump_dir_name): New.
10165 (print_switch_values): Also ignore -dumpdir.
10167 * toplev.h (dump_dir_name): New.
10169 2010-01-03 Richard Guenther <rguenther@suse.de>
10171 PR tree-optimization/42589
10172 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10173 double-word expansion of bswap32.
10175 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10177 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10178 with BLOCK_FOR_INSN.
10179 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10180 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10181 noce_process_if_block): Likewise.
10182 * gcse.c (compute_local_properties, insert_expr_in_table,
10183 insert_set_in_table, canon_list_insert, find_avail_set,
10184 pre_insert_copy_insn): Likewise.
10186 * basic-block.h (BLOCK_NUM): Move from here...
10187 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10189 2010-01-03 Richard Guenther <rguenther@suse.de>
10191 PR tree-optimization/42438
10192 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10193 contains_may_not_return_call flag.
10194 (BB_MAY_NOTRETURN): New.
10195 (valid_in_sets): Trapping nary operations are not valid
10196 in blocks that may not return.
10197 (insert_into_preds_of_block): Remove check for trapping expressions.
10198 (compute_avail): Compute also BB_MAY_NOTRETURN.
10200 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10202 * doc/invoke.texi: Add 2010 to copyright years.
10204 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10206 * config/sparc/sparc.c: Fix formatting nits.
10208 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10209 Alexander Monakov <amonakov@ispras.ru>
10211 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10213 2010-01-02 Richard Guenther <rguenther@suse.de>
10215 PR middle-end/42577
10216 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10217 (simplify_switch_using_ranges): Mark to be removed edges
10220 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10222 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10224 * collect2.c (scan_libraries): Add missing argument in call to
10227 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10230 * config/alpha/predicates.md (aligned_memory_operand): Return false
10232 (unaligned_memory_operand): Return true for CQImode.
10233 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10234 doesn not cross aligned SImode word boundary.
10236 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10238 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10240 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10241 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10243 2010-01-02 Richard Guenther <rguenther@suse.de>
10246 * toplev.c (compile_file): Emit LTO marker properly. Change
10247 it to __gnu_lto_v1.
10248 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10250 2010-01-01 Richard Guenther <rguenther@suse.de>
10253 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10255 2010-01-01 Richard Guenther <rguenther@suse.de>
10258 * c-decl.c (grokdeclarator): For zero-size arrays force
10259 structural equality checks as layout_type does.
10261 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10263 * builtins.c: Update copyright to 2010.
10265 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10268 * lto-streamer-out.c (produce_asm): Revert the last change.
10269 (copy_function): Likewise.
10271 * lto-streamer.c (lto_get_section_name): Skip any leading
10274 2010-01-01 Richard Guenther <rguenther@suse.de>
10276 PR middle-end/42559
10277 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10281 Copyright (C) 2010 Free Software Foundation, Inc.
10283 Copying and distribution of this file, with or without modification,
10284 are permitted in any medium without royalty provided the copyright
10285 notice and this notice are preserved.