1 2010-05-19 Richard Guenther <rguenther@suse.de>
3 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
4 * common.opt (fwhopr=): New.
5 * opts.c (common_handle_option): Handle OPT_fwhopr.
6 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
7 * collect2.c (main): Match -fwhopr*.
8 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
9 Execute ltrans stage in parallel when jobs is bigger than 1.
11 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
14 pentiumpro on Solaris 8/x86 with Sun as.
15 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
17 (gcc_cv_as_ix86_quad): Check for .quad directive.
18 * configure: Regenerate.
19 * config.in: Regenerate.
20 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
22 2010-05-19 Martin Jambor <mjambor@suse.cz>
24 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
25 also for indirect edges. Actual printing moved...
26 (ipa_print_node_jump_functions_for_edge): ...here.
27 (ipa_compute_jump_functions): Renamed to
28 ipa_compute_jump_functions_for_edge and made static.
29 (ipa_compute_jump_functions): New function.
30 (make_edge_direct_to_target): Check if the number of arguments on
31 the newly direct edge is the same as the number of parametrs of
33 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
34 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
35 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
36 analysis functions unconditionally, call the new
37 ipa_analyze_params_uses on the node instead of every edge.
39 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
41 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
43 (dump_mem_ref): Adopt debug code to handle a tree as step. This
44 also checks for a constant int vs. non-constant but
46 (find_or_create_group): Change the sort algorithm to only consider
47 steps that are constant ints.
48 (idx_analyze_ref): Adopt code to handle a tree instead of a
49 HOST_WIDE_INT for step.
50 (gather_memory_references_ref): Handle tree instead of int and be
51 prepared to see a NULL_TREE.
52 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
53 prefetches if the step cannot be calculated at compile time.
54 (issue_prefetch_ref): Issue prefetches for non-constant but
57 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
60 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
62 * tree.h (build_call_list): Remove.
63 * tree.c (build_call_list): Remove.
65 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
67 * tree.h (build_call_list): Remove.
68 * tree.c (build_call_list): Remove.
70 2010-05-18 Jan Hubicka <jh@suse.cz>
72 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
74 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
76 PR rtl-optimization/43332
77 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
79 2010-05-18 Anatoly Sokolov <aesok@post.ru>
81 * tree.h (build_int_cstu): Implement as static inline.
82 * tree.c (build_int_cstu): Remove function.
83 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
86 2010-05-18 Richard Guenther <rguenther@suse.de>
89 * lto-wrapper.c (verbose): New variable. Initialize from -v.
90 (debug): Initialize from -save-temps.
91 (collect_execute): Print command-line when verbose.
92 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
93 for ltrans invocation. Produce -dumpbase flag again.
94 (process_args): Remove.
96 * collect2.c (maybe_run_lto_and_relink): Only pass object
98 * gcc.c (LINK_COMMAND_SPEC): Likewise.
100 2010-05-18 Jan Hubicka <jh@suse.cz>
102 * opts.c (decode_options): Do not disable whopr at ipa_cp.
103 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
105 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
108 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
110 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
113 2010-05-18 Jakub Jelinek <jakub@redhat.com>
116 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
119 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
121 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
122 lto-macho as lto_binary_reader.
124 * darwin.c (darwin_asm_named_section): Do not add assembler comment
125 after .section directive; just print it before the directive instead.
127 2010-05-17 Jan Hubicka <jh@suse.cz>
129 * cgraph.c (cgraph_create_virtual_clone): Only check
130 versionable_function_p when not in wpa and checking is enabled.
131 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
132 there are no more functions to materialize.
134 2010-05-17 Jan Hubicka <jh@suse.cz>
136 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
137 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
139 (output_cgraph): Call output_cgraph_opt_summary.
140 (input_cgrpah): Call input_cgraph_opt_summary.
141 (output_cgraph_opt_summary_p, output_node_opt_summary,
142 input_node_opt_summary, input_cgraph_opt_section): New functions.
143 * lto-section-in.c (lto_section_name): Add cgraphopt.
144 * tree-inline.c (tree_function_versioning): Handle parm_num.
145 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
146 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
148 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
150 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
151 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
152 the insn to prefetch ratio heuristic to loops with known trip count.
154 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
156 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
157 (schedule_prefetches): Do not generate a prefetch if the unroll factor
158 is far from what is required by the prefetch.
160 2010-05-17 Jan Hubicka <jh@suse.cz>
162 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
163 (ipcp_estimate_growth): Likewise.
164 (ipcp_const_param_count): Likewise.
165 (ipcp_insert_stage): Likewise.
166 * ipa-prop.c (visit_load_for_mod_analysis): New function.
167 (visit_store_addr_for_mod_analysis): Set used flag.
168 (ipa_detect_param_modifications): Set used flag for SSE params;
169 update use of walk_stmt_load_store_addr_ops.
170 (ipa_print_node_params): Print used flag.
171 (ipa_write_node_info): Stream used flag.
172 (ipa_read_node_info): Likewise.
173 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
174 (ipa_is_param_used): New function.
175 (lto_ipa_fixup_call_notes): Remove unused declaration.
177 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
180 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
181 * configure: Regenerate.
182 * config.in: Regenerate.
183 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
184 !HAVE_AS_IX86_REP_LOCK_PREFIX.
185 Don't emit whitespace.
186 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
187 (*rep_movsi): Likewise.
188 (*rep_movsi_rex64): Likewise.
189 (*rep_movqi): Likewise.
190 (*rep_movqi_rex64): Likewise.
191 (*rep_stosdi_rex64): Likewise.
192 (*rep_stossi): Likewise.
193 (*rep_stossi_rex64): Likewise.
194 (*rep_stosqi): Likewise.
195 (*rep_stosqi_rex64): Likewise.
196 (*cmpstrnqi_nz_1): Use {%;} after repz.
197 (*cmpstrnqi_nz_rex_1): Likewise.
198 (*cmpstrnqi_1): Likewise.
199 (*cmpstrnqi_rex_1): Likewise.
200 (*strlenqi_1): Use {%;} after repnz.
201 (*strlenqi_rex_1): Likewise.
202 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
203 (*sync_compare_and_swap<mode>): Likewise.
204 (sync_double_compare_and_swap<mode>): Likewise.
205 (*sync_double_compare_and_swapdi_pic): Likewise.
206 (sync_old_add<mode>): Likewise.
207 (sync_add<mode>): Likewise.
208 (sync_sub<mode>): Likewise.
209 (sync_<code><mode>): Likewise.
211 2010-05-17 Martin Jambor <mjambor@suse.cz>
213 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
214 otr_token and polymorphic.
215 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
216 (cgraph_clone_edge): Copy the above fields.
217 * tree.c (get_binfo_at_offset): New function.
218 * tree.h (get_binfo_at_offset): Declare.
219 * ipa-prop.h (enum jump_func_type): Added known_type jump function
220 type, reordered items, updated comments.
221 (union jump_func_value): Added base_type field, reordered fields.
222 (enum ipa_lattice_type): Moved down in the file.
223 (struct ipa_param_descriptor): New field polymorphic.
224 (ipa_is_param_polymorphic): New function.
225 * ipa-prop.c: Include gimple.h and gimple-fold.h.
226 (ipa_print_node_jump_functions): Print known type jump functions.
227 (compute_complex_pass_through): Renamed to...
228 (compute_complex_assign_jump_func): this.
229 (compute_complex_ancestor_jump_func): New function.
230 (compute_known_type_jump_func): Likewise.
231 (compute_scalar_jump_functions): Create known type and complex ancestor
233 (ipa_note_param_call): New parameter polymorphic, set the corresponding
234 flag in the call note accordingly.
235 (ipa_analyze_call_uses): Renamed to...
236 (ipa_analyze_indirect_call_uses): this. New parameter target, define
237 variable var only in the block where it is used.
238 (ipa_analyze_virtual_call_uses): New function.
239 (ipa_analyze_call_uses): Likewise.
240 (combine_known_type_and_ancestor_jfs): Likewise.
241 (update_jump_functions_after_inlining): Implemented handling of a
242 number of new jump function types combination.
243 (print_edge_addition_message): Removed.
244 (make_edge_direct_to_target): New function.
245 (try_make_edge_direct_simple_call): Likewise.
246 (try_make_edge_direct_virtual_call): Likewise.
247 (update_call_notes_after_inlining): Renamed to...
248 (update_indirect_edges_after_inlining): this. Moved edge creation for
249 indirect calls to try_make_edge_direct_simple_call, also calls
250 try_make_edge_direct_virtual_call for virtual calls.
251 (ipa_print_node_params): Changed the header message.
252 (ipa_write_jump_function): Stream also known type jump functions.
253 (ipa_read_jump_function): Likewise.
254 (ipa_write_indirect_edge_info): Stream new fields in
255 cgraph_indirect_call_info.
256 (ipa_read_indirect_edge_info): Likewise.
257 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
260 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
262 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
264 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
266 * tree.h (CALL_EXPR_ARGS): Delete.
267 (call_expr_arglist): Delete.
268 * tree.c (call_expr_arglist): Delete.
269 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
270 targetm.fold_builtin.
271 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
272 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
273 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
274 arglist parameter. Use CALL_EXPR_ARG.
275 (picochip_expand_builtin_3op): Likewise.
276 (picochip_expand_builtin_2opvoid): Likewise.
277 (picochip_expand_array_get): Likewise.
278 (picochip_expand_array_put): Likewise.
279 (picochip_expand_array_testport): Likewise.
280 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
282 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
284 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
285 than TREE_VALUE and TREE_CHAIN.
286 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
287 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
290 2010-05-17 Jakub Jelinek <jakub@redhat.com>
293 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
294 to have no fallthru edge.
297 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
298 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
299 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
300 add BARRIER after previous bb if needed.
302 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
304 * tree.c (build_function_type_list_1): Remove bogus assert condition.
306 2010-05-17 Alan Modra <amodra@gmail.com>
308 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
309 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
310 with copy_reg rtx param.
311 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
312 Correct cases where code for ABI_V4 did not initialise the reg
313 used to access frame. Also leave frame_reg_rtx as sp for large
314 frames that save no regs.
316 2010-05-17 Martin Jambor <mjambor@suse.cz>
319 * tree-sra.c (create_access_replacement): New parameter rename, mark
320 the replaement for renaming only when it is true.
321 (get_access_replacement): Pass true in the rename parameter of
322 create_access_replacement.
323 (get_unrenamed_access_replacement): New function.
324 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
325 replacement declaration from it.
327 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
329 * function.c (try_fit_stack_local, add_frame_space): New static
331 (assign_stack_local_1): Use them. Look for opportunities to use
332 space previously wasted on alignment.
333 * function.h (struct frame_space): New.
334 (struct rtl_data): Add FRAME_SPACE_LIST member.
335 * reload1.c (something_was_spilled): New static variable.
337 (reload): Test it in addition to testing if the frame size changed.
339 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
341 * config/s390/s390.c: Define sane prefetch settings and activate
342 flag_prefetch_loop_arrays on -O3.
343 * config/s390/s390.h: Declare that read can use write prefetch.
345 2010-05-17 Jakub Jelinek <jakub@redhat.com>
347 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
350 2010-05-16 Jan Hubicka <jh@suse.cz>
352 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
353 function body; do not check stdarg field of struct function.
355 2010-05-16 Jan Hubicka <jh@suse.cz>
357 * cgraph.c (dump_cgraph_node): Dump versionable flag.
358 * cgraph.h (cgraph_local_info): Add versionable flag.
359 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
360 (ipcp_versionable_function_p): Use it.
361 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
364 2010-05-16 Jan Hubicka <jh@suse.cz>
366 * cgraph.c (cgraph_clone_node): Take decl argument and insert
367 clone into hash when it is different from orig.
368 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
369 * cgraph.h (cgraph_clone_node): Update prototype.
370 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
371 (lto_cgraph_encoder_delete): Delete body map.
372 (lto_cgraph_encoder_size): Move to header.
373 (lto_cgraph_encoder_encode_body_p,
374 lto_set_cgraph_encoder_encode_body): New.
375 (lto_output_node): Do not take written_decls argument; output clone_of
377 (add_node_to): Add include_body_argument; call
378 lto_set_cgraph_encoder_encode_body on master of the clone.
379 (add_references): Update use of add_node_to.
380 (compute_ltrans_boundary): Likewise.
381 (output_cgraph): Do not create written_decls bitmap.
382 (input_node): Take nodes argument; stream in clone_of correctly.
383 (input_cgraph_1): Update use of input_node.
384 * lto-streamer-out.c (lto_output): Use encoder info to decide
385 what bodies to output.
386 * ipa-inline.c (cgraph_clone_inlined_nodes,
387 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
388 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
389 (lto_cgraph_encoder_size): Define here.
390 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
393 2010-05-16 Richard Guenther <rguenther@suse.de>
395 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
397 * ipa-type-escape.c (gate_type_escape_vars): Run when
398 -fipa-struct-reorg runs.
399 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
400 * common.opt (fipa-type-escape): Remove.
402 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
404 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
405 (decode_options): Likewise.
406 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
408 2010-05-16 Jan Hubicka <jh@suse.cz>
410 * ipa.c (function_and_variable_visibility): Also bring local all
413 2010-05-16 Richard Guenther <rguenther@suse.de>
415 * alias.c (nonoverlapping_memrefs_p): Remove use of
416 IPA type-escape information.
418 2010-05-16 Joseph Myers <joseph@codesourcery.com>
420 * c-common.c (c_common_reswords): Add _Static_assert for C.
421 * c-parser.c (c_token_starts_declaration,
422 c_parser_next_token_starts_declaration,
423 c_parser_static_assert_declaration_no_semi,
424 c_parser_static_assert_declaration): New.
425 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
426 Handle static assertions if static_assert_ok.
427 (c_parser_external_declaration, c_parser_declaration_or_fndef,
428 c_parser_compound_statement_nostart, c_parser_label,
429 c_parser_for_statement, c_parser_objc_methodprotolist,
430 c_parser_omp_for_loop): All callers of
431 c_parser_declaration_or_fndef changed.
432 (c_parser_struct_declaration): Handle static assertions.
433 (c_parser_compound_statement_nostart): Use
434 c_parser_next_token_starts_declaration and
435 c_token_starts_declaration to detect start of declarations.
436 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
439 2010-05-16 Anatoly Sokolov <aesok@post.ru>
441 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
442 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
443 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
444 TARGET_FUNCTION_VALUE_REGNO_P): Define.
445 (mmix_function_outgoing_value): Rename to...
446 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
447 (mmix_function_value_regno_p): Make static.
448 (mmix_libcall_value): New function.
449 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
450 mmix_function_value_regno_p): Remove declaration.
452 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
454 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
455 BUILT_IN_ALLOCA if stack checking is enabled.
457 2010-05-16 Richard Guenther <rguenther@suse.de>
459 * var-tracking.c (vars_copy_1): Inline ...
460 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
461 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
462 (variable_merge_over_cur): Adjust. Merge asserts.
463 (variable_merge_over_src): Likewise.
464 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
465 (variable_post_merge_new_vals): Merge asserts.
466 (variable_post_merge_perm_vals): Likewise.
467 (find_mem_expr_in_1pdv): Likewise.
468 (dataflow_set_different_value): Remove.
469 (onepart_variable_different_p): Merge asserts.
470 (variable_different_p): Likewise.
471 (dataflow_set_different_1): Inline ...
472 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
473 (emit_notes_for_differences_1): Merge asserts.
475 2010-05-16 Richard Guenther <rguenther@suse.de>
477 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
478 * optabs.c (libfunc_decl_hash): Likewise.
479 * varasm.c (emutls_decl): Likewise.
481 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
483 * c-decl.c: Don't include gimple.h.
484 (merge_decls): Do not copy gimple_body.
486 2010-05-15 Jason Merrill <jason@redhat.com>
488 * c.opt: Add -fnothrow-opt.
490 2010-05-15 Jan Hubicka <jh@suse.cz>
492 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
494 * passes.c (ipa_write_summaries): Write all analyzed nodes.
496 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
498 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
499 * Makefile.in: Add it.
500 Fix all other Makefile dependencies for changes below.
501 * tree.h: Include it instead of defining VEC primitives here.
502 * gimple.h: Likewise.
504 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
505 * except.h: Include vecir.h, break dependence on tree.h.
507 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
509 * tree-iterator.c: ...to here.
510 * tree-iterator.h: Fix file introduction comment. Add extern markers.
512 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
514 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
515 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
516 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
517 tree-mudflap.h, and target.h.
518 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
519 predict.h, tree-inline.h, gimple.h, and langhooks.h.
520 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
521 Add FIXME for why gimple.h is still included (should be unnecessary
522 since GCC 4.5 gimplification unit-at-a-time).
523 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
524 * c-pragma.c: Add FIXME for why function.h needs to be included just
525 for cfun, at front-end level.
526 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
527 Do not include ggc.h, but include vecprim.h for VEC(char).
528 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
529 Explain why target.h is included.
530 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
531 Explain why gimple.h is included.
532 * c-ppoutput.c: Do not include tm.h.
533 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
534 * c-parses.c: Explain why rtl.h is included, and that this (and only
535 this) is also why tm.h must be included.
536 Do not include except.h.
537 * c-lang.c: Do not include ggc.h.
539 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
541 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
543 2010-05-15 Joseph Myers <joseph@codesourcery.com>
545 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
546 unions by default if those structs and unions have no tags. Do
547 not condition anonymous struct and unions handling on flag_iso.
548 Allow anonymous structs and unions for C1X.
549 (finish_struct): Do not diagnose lack of named fields when
550 anonymous structs and unions present for C1X. Accept flexible
551 array members in structure with anonymous structs or unions but no
552 directly named fields.
553 * doc/extend.texi (Unnamed Fields): Update.
555 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
557 * gimple.h (compare_field_offset): Rename into...
558 (gimple_compare_field_offset): ...this.
559 * gimple.c (compare_field_offset): Rename into...
560 (gimple_compare_field_offset): ...this. Compare the full access if
561 the offset is self-referential.
562 (gimple_types_compatible_p): Adjust for above renaming.
563 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
564 DECL_NONADDRESSABLE_P flag of fields before merging them.
566 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
568 * tree.h (ctor_to_list): Delete.
569 * tree.c (ctor_to_list): Delete.
571 2010-05-15 Jan Hubicka <jh@suse.cz>
573 * ipa-reference.c: Include toplev.h
574 (is_proper_for_analysis): Only add to all_module_statics
576 (write_node_summary_p, stream_out_bitmap,
577 ipa_reference_write_optimization_summary,
578 ipa_reference_read_optimization_summary): New.
579 (struct ipa_opt_pass_d pass_ipa_reference): Add
580 optimization summary streaming.
581 * lto-cgraph.c (referenced_from_this_partition_p,
582 reachable_from_this_partition_p): New functions.
583 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
584 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
585 * opts.c (decode_options): Enable ipa_reference.
586 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
587 * lto-streamer.h (referenced_from_this_partition_p,
588 reachable_from_this_partition_p): Declare.
590 2010-05-15 Richard Guenther <rguenther@suse.de>
592 PR tree-optimization/44038
593 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
594 taking the address of a V_C_E of a constant.
596 2010-05-14 Jan Hubicka <jh@suse.cz>
598 * tree.h (memory_identifier_string): Remove.
599 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
600 (ipa_reference_global_vars_info_d): Remove statics_not_read and
602 (ipa_reference_optimization_summary_d): New structure.
603 (ipa_reference_optimization_summary_t): New type and vector.
604 (ipa_reference_vars_info_d): Embedd structures instead of using
606 (reference_vars_to_consider): Remove out of GGC space.
607 (module_statics_escape): Remove.
608 (global_info_obstack): Rename to ...
609 (optimization_summary_obstack): ... this one.
610 (initialization_status_t): Remove.
611 (memory_identifier_string): Remove.
612 (get_reference_vars_info): Fix indenting.
613 (set_reference_vars_info): Likewise.
614 (get_reference_optimization_summary): New.
615 (set_reference_optimization_summary): New.
616 (get_global_reference_vars_info): Remove.
617 (ipa_reference_get_read_global): Remove.
618 (ipa_reference_get_written_global): Remove.
619 (ipa_reference_get_not_read_global): Update.
620 (ipa_reference_get_not_written_global): Update.
621 (is_proper_for_analysis): Outlaw addressable.
622 (propagate_bits): Update for new datastructures.
623 (analyze_variable): Remove.
624 (init_function_info): Update for new datastructures.
625 (clean_function_local_data): Remove.
626 (clean_function): Remove.
627 (copy_global_bitmap): Use optimizations_summary_obstack.
628 (duplicate_node_data): Duplicate optimization summary only.
629 (remove_node_data): Remove optimization summary only.
630 (generate_summary): Do not analyze variables; do not compute
631 module_statics_escape; do not prune solutions by it.
632 (read_write_all_from_decl): Fix typos in comments.
633 (propagate): Doscover readonly and nonaddressable first;
634 update for new datastructures; share global bitmaps.
635 * ipa-reference.h (ipa_reference_get_read_global,
636 ipa_reference_get_written_global): Remove.
637 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
638 * Makefile.in: Remove ipa-refereference from GT files.
640 2010-05-14 Jakub Jelinek <jakub@redhat.com>
643 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
644 for all SYMBOL_REF_DECLs.
646 2010-05-14 Jan Hubicka <jh@suse.cz>
648 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
649 (varpool_all_refs_explicit_p): New inline function.
650 * ipa-reference.c: Update comment.
651 (module_statics_written): Remove.
652 (get_static_decl): Remove.
653 (ipa_init): Do not initialize module_statics_written.
654 (analyze_function): Likewise.
655 (generate_summary): Likewise; do not compute module_statics_readonly
656 and do not update variable flags.
657 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
658 * ipa.c: Inlucde flags.h
659 (cgraph_local_node_p): New.
660 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
661 promote functions to local.
662 (ipa_discover_readonly_nonaddressable_vars): New function.
663 (function_and_variable_visibility): Use cgraph_local_node_p.
664 * varpool.c (varpool_finalize_decl): Set force_output for
665 DECL_PRESERVE_P vars.
667 2010-05-14 Jan Hubicka <jh@suse.cz>
669 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
671 2010-05-14 Richard Guenther <rguenther@suse.de>
673 PR tree-optimization/44119
674 * tree-ssa-pre.c (eliminate): Properly mark replacement of
675 a PHI node necessary.
677 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
679 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
681 2010-05-14 Jason Merrill <jason@redhat.com>
684 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
685 (gimple_call_set_nothrow): New.
686 * gimple.c (gimple_build_call_from_tree): Call it.
687 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
690 * gimplify.c (gimplify_seq_add_stmt): No longer static.
691 * gimple.h: Declare it.
692 * gimple.c (gimple_build_eh_filter): No ops.
694 2010-05-14 Jan Hubicka <jh@suse.cz>
696 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
697 nodes already in queue.
698 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
701 2010-05-14 Jakub Jelinek <jakub@redhat.com>
704 * cfgexpand.c (expand_debug_expr): If non-memory op0
705 has BLKmode, return NULL.
707 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
709 * config.gcc: Add support for --with-cpu option for bdver1.
710 * config/i386/i386.h (TARGET_BDVER1): New macro.
711 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
712 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
713 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
714 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
715 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
716 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
717 (processor_type): Add PROCESSOR_BDVER1.
718 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
719 processor_type in config/i386/i386.h.
720 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
721 movaps <reg, reg> instead of movapd <reg, reg> when replacing
722 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
723 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
724 to emit packed xor instead of packed double/packed integer
725 xor for SSE and AVX when moving a zero value.
726 * config/i386/sse.md: Add check for
727 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
728 movapd/movdqa for SSE and AVX.
729 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
730 single logical operations i.e and, or and xor instead of packed double
731 logical operations for SSE and AVX.
732 * config/i386/i386-c.c (ix86_target_macros_internal):
733 Add PROCESSOR_BDVER1.
734 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
735 (has_fma4, has_xop): New.
736 * config/i386/i386.c (bdver1_cost): New variable.
737 (m_BDVER1): New macro.
738 (m_AMD_MULTIPLE): Add m_BDVER1.
739 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
740 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
741 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
742 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
743 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
744 x86_tune_sse_partial_reg_dependency,
745 x86_tune_sse_unaligned_load_optimal,
746 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
747 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
748 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
749 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
750 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
751 Enable/disable for bdver1.
752 (processor_target_table): Add bdver1_cost.
753 (cpu_names): Add bdver1.
754 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
755 processor_alias_table.
756 (ix86_expand_vector_move_misalign): Change.
757 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
758 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
759 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
760 of movupd/movdqu for SSE and AVX.
761 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
762 (ix86_tune_adjust_cost): Add code for bdver1.
763 (standard_sse_constant_opcode): Add check for
764 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
765 of packed double xor for SSE and AVX.
767 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
769 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
772 2010-05-14 Tristan Gingold <gingold@adacore.com>
774 * toplev.c (default_debug_hooks): Remove this variable.
775 (process_options): Remove assignments to default_debug_hooks.
777 2010-05-14 Martin Jambor <mjambor@suse.cz>
779 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
780 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
781 * langhooks.h (struct lang_hooks_for_decls): Removed field
783 * tree.c (free_lang_data): Remove assignment to
784 lang_hooks.fold_obj_type_ref.
785 * tree.def (OBJ_TYPE_REF): Update comment.
787 2010-05-14 Richard Guenther <rguenther@suse.de>
789 PR tree-optimization/44124
790 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
792 2010-05-14 Alan Modra <amodra@gmail.com>
795 * config/rs6000/rs6000.c (struct machine_function): Reorder
796 fields for better packing. Add lr_save_state.
797 (rs6000_ra_ever_killed): Return lr_save_state if set.
798 (rs6000_emit_eh_reg_restore): Set lr_save_state.
800 2010-05-13 Jan Hubicka <jh@suse.cz>
802 * varpool.c (decide_is_variable_needed): Drop code checking
803 TREE_SYMBOL_REFERENCED.
805 2010-05-13 Jan Hubicka <jh@suse.cz>
807 * final.c (output_addr_const): Do not call mark_decl_referenced.
808 * cgraphunit.c (process_function_and_variable_attributes): Use
809 mark_needed_node dirrectly.
810 (assemble_thunk): Do not call mark_decl_referenced.
812 2010-05-13 Anatoly Sokolov <aesok@post.ru>
814 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
816 2010-05-13 Jeff Law <law@redhat.com>
818 * ira-conflicts.c (print_allocno_conflicts): New function broken out
820 (print_conflicts): Call print_allocno_conflicts.
822 2010-05-13 Jakub Jelinek <jakub@redhat.com>
825 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
828 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
830 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
831 t-mingw-w64 or t-mingw-w32 for multilib configuration.
832 * config/i386/t-mingw-w32: New.
833 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
835 2010-05-13 Martin Jambor <mjambor@suse.cz>
837 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
839 * gimple-fold.c (get_base_binfo_for_type): New function.
840 (gimple_get_relevant_ref_binfo): Likewise.
841 (gimple_fold_obj_type_ref_known_binfo): Likewise.
842 (gimple_fold_obj_type_ref): Likewise.
843 (fold_gimple_call): Simplify condition for folding virtual calls
844 and call gimple_fold_obj_type_ref.
845 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
846 (gimple_fold_obj_type_ref_known_binfo): Likewise.
848 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
850 * config/rs6000/rs6000-protos.h
851 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
852 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
853 (rs6000_debug_mode_dependent_address)
854 (rs6000_mode_dependent_address_ptr): Likewise.
856 2010-05-13 Jakub Jelinek <jakub@redhat.com>
859 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
861 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
862 * tree-sra.c (create_access_replacement): Call unshare_expr before
863 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
864 * dwarf2out.c: Include tree-flow.h.
865 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
866 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
867 Handle DW_OP_bit_piece.
868 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
869 construct_piece_list, adjust_piece_list): New functions.
870 (add_var_loc_to_decl): Handle SRA optimized variables.
871 Adjust for var_loc_note to loc field renaming.
872 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
873 in VAR_LOCATION note.
874 (new_loc_descr_op_bit_piece): New function.
875 (dw_sra_loc_expr): New function.
876 (dw_loc_list): Use it. Don't handle the last range after the
877 loop, handle it inside of the loop. Adjust for var_loc_note
878 to loc field renaming.
879 (add_location_or_const_value_attribute): Only special case
880 single entry loc lists if loc is NOTE_P. Adjust for
881 var_loc_note to loc field renaming.
882 (dwarf2out_var_location): Don't set newloc->var_loc_note
883 and newloc->next here.
885 2010-05-12 Jan Hubicka <jh@suse.cz>
887 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
889 * cgraph.h (cgraph_only_called_directly_p,
890 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
891 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
892 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
894 * ipa.c (cgraph_remove_unreachable_nodes): Use
895 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
897 * tree-inline.c (copy_bb): Check address_taken flag.
898 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
899 externally_visible flag.
901 2010-05-12 Jason Merrill <jason@redhat.com>
905 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
906 * sdbout.c (plain_type_1): Likewise.
907 * dwarf2out.c (is_base_type): Likewise.
908 (gen_type_die_with_usage): Likewise. Generate
909 DW_TAG_unspecified_type for any LANG_TYPE.
911 2010-05-12 Jan Hubicka <jh@suse.cz>
913 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
915 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
916 (cgraph_clone_edge): Update.
917 (cgraph_node_remove_callees): Remove indirect calls too.
918 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
919 (cgraph_create_indirect_edge): Update prototype.
920 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
921 is_proper_for_analysis.
922 (add_new_function, visited_nodes, function_insertion_hook_holder,
923 get_local_reference_vars_info, mark_address_taken, mark_address,
924 mark_load, mark_store, check_asm_memory_clobber, check_call,
925 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
926 (ipa_init): Do not initialize visited_nodes;
927 function_insertion_hook_holder.
928 (analyze_variable): Rewrite.
929 (analyze_function): Rewrite.
930 (copy_local_bitmap): Remove.
931 (duplicate_node_dat): Do not duplicate local info.
932 (generate_summary): Simplify to only walk cgraph.
933 (write_node_summary_p, ipa_reference_write_summary,
934 ipa_reference_read_summary): Remove.
935 (propagate): Do not remove function insertion;
937 (pass_ipa_reference): NULLify summary handling fields.
938 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
939 (input_edge): Input ecf_flags.
940 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
941 (update_indirect_edges_after_inlining): Ignore edges with unknown
944 2010-05-12 Sriraman Tallam <tmsriram@google.com>
946 * implicit-zee.c: New file.
947 * tree-pass.h (pass_implicit_zee): Declare.
948 * passes.c (init_optimization_passes): Add zee pass.
949 * common.opt (fzee): New flag.
950 * timevar.def (TV_ZEE): Define.
951 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
953 * Makefile.in (implicit-zee.o): Add new build file.
955 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
956 Nathan Froyd <froydnj@codesourcery.com>
958 * c-common.c (sync_resolve_params): Remove write-only variable.
960 2010-05-12 Anatoly Sokolov <aesok@post.ru>
962 * target.h (struct gcc_target): Add mode_dependent_address_p field.
963 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
964 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
965 * targhooks.c (default_mode_dependent_address_p): New function.
966 * targhooks.h (default_mode_dependent_address_p): Declare function.
967 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
968 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
969 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
970 target hook. Change return type to bool.
971 * recog.h: (mode_dependent_address_p): Change return type to bool.
973 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
974 Nathan Froyd <froydnj@codesourcery.com>
976 * tree-mudflap.c (build_function_type_0, build_function_type_1,
977 build_function_type_2, build_function_type_3): Remove.
978 (mudflap_init): Use build_function_type_list.
980 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
981 Nathan Froyd <froydnj@codesourcery.com>
983 * coverage.c (build_fn_info_value): Call build_constructor instead of
984 build_constructor_from_list.
985 (build_ctr_info_value): Likewise.
986 (build_gcov_info): Likewise.
988 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
990 * tree.c (build_constructor): Compute TREE_CONSTANT for the
991 resultant constructor.
992 (build_constructor_single): Don't set TREE_CONSTANT.
993 (build_constructor_from_list): Don't compute TREE_CONSTANT.
995 2010-05-12 Jan Hubicka <jh@suse.cz>
997 * cgraph.h (struct varpool_node): Add aux.
998 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
999 * varpool.c (varpool_remove_node): Do not remove initializer.
1000 (varpool_reset_queue): Export.
1001 (varpool_finalize_decl): Volatile vars are forced to be output.
1002 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1004 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1005 process_references, varpool_can_remove_if_no_refs): New functions.
1006 (cgraph_remove_unreachable_nodes): Handle variables too.
1008 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1011 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1013 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1016 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1017 change value of ORT_TASK.
1018 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1019 (omp_notice_threadprivate_variable): New function.
1020 (omp_notice_variable): Call it for threadprivate variables.
1021 If enclosing ctx is a task, print enclosing task rather than
1022 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1023 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1024 if task has untied clause.
1027 * dwarf2out.c (base_type_die): Don't add name attribute here.
1028 (modified_type_die): Instead of sizetype use
1029 its underlying original type. If a DW_TAG_base_type doesn't
1030 have name added, add __unknown__.
1031 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1032 always call force_type_die instead.
1034 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1036 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1037 for __stack_chk_guard.
1039 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1041 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1042 don't call start_source_file debug hook here...
1043 (finish_options): ... but here, after outputting predefined and
1044 command line defines and undefs.
1047 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1049 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1050 optimizing away empty bb with no successors, move over its
1051 footer chain to fallthru predecessor.
1052 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1053 (rtl_split_edge): For asm goto call patch_jump_insn even if
1054 splitting fallthru edge.
1057 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1058 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1059 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1060 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1064 * c-parser.c (c_parser_expression): Mark LHS of a comma
1065 expression as read if it is a decl, handled component or
1066 COMPOUND_EXPR with that on the RHS.
1067 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1068 if it is a decl or handled component.
1070 2010-05-11 Jan Hubicka <jh@suse.cz>
1072 * lto-symtab.c (lto_symtab_free): New function.
1073 * lto-streamer.h (lto_symtab_free): Declare.
1075 2010-05-11 Jan Hubicka <jh@suse.cz>
1077 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1078 that if function is needed it is reachable.
1079 (lto_output_node): See if it the function is reachable or referenced.
1080 (output_cgraph): Update call of lto_output_node.
1081 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1083 2010-05-11 Jan Hubicka <jh@suse.cz>
1085 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1088 2010-05-11 Jan Hubicka <jh@suse.cz>
1090 PR tree-optimize/44063
1091 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1093 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1095 (estimate_function_body_sizes): Compute sizes even when disregarding.
1097 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1099 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1101 2010-05-11 Jan Hubicka <jh@suse.cz>
1103 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1104 into every boundary.
1106 2010-05-11 Jan Hubicka <jh@suse.cz>
1108 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1110 2010-05-11 Jan Hubicka <jh@suse.cz>
1112 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1113 lto_streamer_cache_delete): Put nodes into heap.
1114 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1117 2010-05-11 Jan Hubicka <jh@suse.cz>
1119 * cgraphbuild.c (cgraph_rebuild_references): New.
1120 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1122 * cgraph.h (cgraph_rebuild_references): Declare.
1123 * tree-inline.c (tree_function_versioning): Use it.
1124 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1126 2010-05-11 Jan Hubicka <jh@suse.cz>
1128 * cgraph.c: Include ipa-utils.h
1129 (cgraph_create_virtual_clone): Update references.
1130 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1132 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1134 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1135 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1138 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1140 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1142 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1144 * gcc.c (execute): For -### don't quote arguments that
1145 contain just alphanumerics and _/-. characters.
1146 * doc/invoke.texi: Document that change for -###.
1149 * df-problems.c (struct dead_debug): Add to_rescan field.
1150 (dead_debug_init): Clear to_rescan field.
1151 (dead_debug_finish): Rescan all debug insns in to_rescan
1152 bitmap and free the bitmap.
1153 (dead_debug_insert_before): Instead of rescanning debug insns
1154 immediately queue their rescanning until dead_debug_finish.
1155 (df_note_bb_compute): After dead_debug_add do continue instead
1158 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1161 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1162 clear also INSN_REG_USE_LIST.
1164 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1166 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1168 2010-05-10 Jan Hubicka <jh@suse.cz>
1170 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1173 2010-05-10 Jan Hubicka <jh@suse.cz>
1175 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1177 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1178 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1179 (lto_streamer_cache_create): Init alloc pool.
1180 (lto_streamer_cache_delete): Free alloc pool.
1181 * lto-streamer.h: Include alloc pool.
1182 (lto_streamer_cache_d): Use alloc pool.
1183 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1185 2010-05-10 Jan Hubicka <jh@suse.cz>
1187 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1188 * cgraphbuild.c: Include except.h
1189 (record_type_list, record_eh_tables): New function.
1190 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1192 2010-05-10 Jan Hubicka <jh@suse.cz>
1194 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1195 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1198 2010-05-10 Michael Matz <matz@suse.de>
1200 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1201 (can_reassociate_p): Use FLOAT_TYPE_P.
1202 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1203 (vect_force_simple_reduction): ... this.
1204 * tree-parloops.c (gather_scalar_reductions): Use
1205 vect_force_simple_reduction.
1206 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1207 vect_is_simple_reduction, add modify argument, if true rewrite
1208 "a-b" into "a+(-b)".
1209 (vect_is_simple_reduction, vect_force_simple_reduction): New
1211 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1213 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1214 Vladimir Makarov <vmakarov@redhat.com>
1216 PR rtl-optimization/44012
1217 * ira-build.c (remove_unnecessary_allocnos): Nullify
1218 regno_allocno_map of the removed allocno.
1220 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1222 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1224 * configure: Regenerate.
1226 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1228 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1230 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1231 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1233 * configure: Regenerate.
1235 2010-05-10 Richard Guenther <rguenther@suse.de>
1237 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1238 marked if the entry identifier is marked.
1240 2010-05-10 Richard Guenther <rguenther@suse.de>
1242 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1243 (handle_fnspec_attribute): New function.
1244 * gimple.h (gimple_call_return_flags): Declare.
1245 (gimple_call_arg_flags): Likewise.
1246 * gimple.c (gimple_call_arg_flags): New function.
1247 (gimple_call_return_flags): Likewise.
1248 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1250 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1252 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1253 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1255 (make_heapvar_for): ... this new function.
1256 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1257 (handle_lhs_call): Likewise.
1258 (find_func_aliases): Adjust.
1260 2010-05-10 Richard Guenther <rguenther@suse.de>
1262 PR tree-optimization/44050
1263 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1265 2010-05-10 Wei Guozhi <carrot@google.com>
1268 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1270 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1273 * c-typeck.c (lookup_field): Take a type directly. Update
1275 (build_component_ref): Update call to lookup_field.
1276 (set_init_label): Use lookup_field to find initialized field.
1277 Handle returned list of fields like a sequence of designators.
1279 2010-05-09 Richard Guenther <rguenther@suse.de>
1282 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1283 handle &FUNCTION_DECL.
1285 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1288 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1289 structures and unions recursively.
1290 (detect_field_duplicates): Move duplicate detection with a hash to
1291 detect_field_duplicates_hash. Always use a hash if anonymous
1292 structures or unions are present.
1293 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1296 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1299 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1300 detect Atom, Core 2 and Core i7.
1302 2010-05-09 Richard Guenther <rguenther@suse.de>
1304 * gcc.c (store_arg): Handle temporary file deletion for
1307 2010-05-09 Richard Guenther <rguenther@suse.de>
1310 * ipa-inline.c (estimate_function_body_sizes): Return after
1311 disregarding inline limits.
1313 2010-05-09 Richard Guenther <rguenther@suse.de>
1315 * gcc.c (store_arg): Revert last change.
1317 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1320 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1321 (optimize_ops_list): Call it.
1323 2010-05-08 Richard Guenther <rguenther@suse.de>
1325 PR tree-optimization/44030
1326 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1327 NECESSARY flag if we propagate from a inserted expression.
1329 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1331 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1332 domain types as equal if they are both PLACEHOLDER_EXPRs.
1334 2010-05-08 Richard Guenther <rguenther@suse.de>
1336 * lto-wrapper.c (run_gcc): Remove linker output from
1337 command line for LTRANS invocation.
1339 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1341 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1342 lto-macho as lto_binary_reader.
1343 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1344 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1345 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1346 in lto_start and lto_end calls.
1347 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1349 (scan_prog_file): Update is_elf_or_coff call.
1350 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1352 * collect2.c (main): Fix enum comparison.
1354 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1356 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1357 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1358 and TARGET_ASM_LTO_END.
1359 * darwin.c: Include obstack.h and lto-streamer.h.
1360 (lto_section_names_offset, lto_section_names_obstack,
1361 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1363 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1364 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1365 to a temporary file.
1366 (darwin_asm_lto_end): New function. Restore asm_out_file.
1367 (darwin_asm_named_section): For LTO sections, replace the name with
1368 the offset of the section name in a string table, and build this
1370 (darwin_file_start): Initialize global vars for LTO support.
1371 (darwin_file_end): If output to asm_out_file was redirected, append it
1372 to the proper asm_out_file here. Add the section names section.
1374 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1376 * c-pragma.c (pending_weak_d, pending_weak): New.
1377 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1378 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1379 handle_pragma_weak): Update the uses of pending_weaks.
1381 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1383 PR documentation/44016
1384 * doc/standards.texi (Standards): Link to unversioned
1385 cxx0x_status.html page.
1387 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1390 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1391 in addition to TREE_USED, to avoid "set but unused" warnings.
1393 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1395 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1396 (is_loop_prefetching_profitable): Do not insert prefetches
1397 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1398 times the prefetch ahead distance.
1400 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1402 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1403 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1404 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1407 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1409 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1410 a diagnostic info when the insn-to-mem ratio is too small.
1412 2010-05-07 Richard Guenther <rguenther@suse.de>
1414 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1416 (store_arg): Queue temp_filename for deletion instead of
1419 2010-05-07 Richard Guenther <rguenther@suse.de>
1421 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1422 (run_gcc): Handle LTRANS phase invocation.
1423 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1425 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1427 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1428 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1430 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1432 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1434 2010-05-07 Richard Guenther <rguenther@suse.de>
1436 PR tree-optimization/44020
1437 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1438 code when PRE is not yet initialized.
1440 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1442 * config/mips/dbxmdebug.h: Remove.
1443 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1445 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1447 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1448 with null pointer and also warn about ordered comparison of zero with
1451 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1453 * graphite-blocking.c
1454 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1455 * graphite-clast-to-gimple.c
1456 (clast_to_gcc_expression): Same.
1457 (precision_for_value): Same.
1458 (precision_for_interval): Same.
1459 (gcc_type_for_interval): Same.
1460 (graphite_create_new_guard): Same.
1461 (compute_bounds_for_level): Same.
1462 (graphite_create_new_loop_guard): Same.
1463 * graphite-interchange.c
1464 (build_linearized_memory_access): Same.
1465 (pdr_stride_in_loop): Same.
1466 (memory_strides_in_loop_1): Same.
1467 (memory_strides_in_loop): Same.
1468 (extend_scattering): Same.
1469 (psct_scattering_dim_for_loop_depth): Same.
1470 (pbb_number_of_iterations): Same.
1472 (debug_iteration_domains): Same.
1474 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1475 (ppl_set_inhomogeneous_gmp): Same.
1476 (ppl_strip_loop): Same.
1477 (ppl_lexico_compare_linear_expressions): Same.
1478 (ppl_read_polyhedron_matrix): Same.
1479 (ppl_max_for_le_pointset): Same.
1481 (ppl_read_polyhedron_matrix): Same.
1482 (tree_int_to_gmp): Same.
1483 (gmp_cst_to_tree): Same.
1484 (ppl_set_inhomogeneous): Same.
1485 (ppl_set_inhomogeneous_tree): Same.
1486 (ppl_set_coef): Same.
1487 (ppl_set_coef_tree): Same.
1488 * graphite-sese-to-poly.c
1489 (build_pbb_scattering_polyhedrons): Same.
1490 (build_scop_scattering): Same.
1491 (scan_tree_for_params_right_scev): Same.
1492 (scan_tree_for_params): Same.
1493 (find_params_in_bb): Same.
1494 (find_scop_parameters): Same.
1495 (add_upper_bounds_from_estimated_nit): Same.
1496 (build_loop_iteration_domains): Same.
1497 (add_condition_to_domain): Same.
1498 (pdr_add_memory_accesses): Same.
1500 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1502 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1503 CLooG's value_* macros to their respective mpz_* counterparts.
1504 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1505 (graphite_create_new_loop_guard): Same.
1506 * graphite-interchange.c (build_linearized_memory_access): Same.
1507 (pdr_stride_in_loop): Same.
1508 (memory_strides_in_loop_1): Same.
1509 (1st_interchange_profitable_p): Same.
1510 * graphite-poly.c (extend_scattering): Same.
1511 (psct_scattering_dim_for_loop_depth): Same.
1512 (pbb_number_of_iterations): Same.
1513 (pbb_number_of_iterations_at_time): Same.
1514 * graphite-poly.h (new_1st_loop): Same.
1515 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1516 (oppose_constraint): Same.
1517 (insert_constraint_into_matrix): Same.
1518 (ppl_set_inhomogeneous_gmp): Same.
1519 (ppl_set_coef_gmp): Same.
1520 (ppl_strip_loop): Same.
1521 (ppl_lexico_compare_linear_expressions): Same.
1522 (ppl_max_for_le_pointset): Same.
1523 (ppl_min_for_le_pointset): Same.
1524 (ppl_build_realtion): Same.
1525 * graphite-ppl.h (gmp_cst_to_tree): Same.
1526 (ppl_set_inhomogeneous): Same.
1527 (ppl_set_inhomogeneous_tree): Same.
1528 (ppl_set_coef): Same.
1529 (ppl_set_coef_tree): Same.
1530 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1531 (build_scop_scattering): Same.
1532 (add_value_to_dim): Same.
1533 (scan_tree_for_params_right_scev): Same.
1534 (scan_tree_for_params_int): Same.
1535 (scan_tree_for_params): Same.
1536 (find_params_in_bb): Same.
1537 (find_scop_parameters): Same.
1538 (add_upper_bounds_from_estimated_nit): Same.
1539 (build_loop_iteration_domains): Same.
1540 (create_linear_expr_from_tree): Same.
1541 (add_condition_to_domain): Same.
1542 (pdr_add_memory_accesses): Same.
1544 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1545 Jason Merrill <jason@redhat.com>
1547 * c-common.c (c_common_reswords): Add nullptr.
1548 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1549 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1550 (gen_type_die_with_usage): Likewise.
1551 * dbxout.c (dbxout_type): Likewise.
1552 * sdbout.c (plain_type_1): Likewise.
1554 2010-05-06 Jason Merrill <jason@redhat.com>
1556 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1557 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1559 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1561 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1562 stripping WITH_SIZE_EXPR.
1563 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1566 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1568 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1569 list of obsolete configurations.
1570 Disabled check for obsolete configurations.
1571 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1572 Removed support for previous versions.
1573 * config/mips/iris.h: Removed.
1574 * config/mips/iris5.h: Removed.
1575 * config/mips/iris6.h: Merged old iris.h contents.
1576 (TARGET_IRIX): Removed.
1577 (DRIVER_SELF_SPECS): Removed mabi=32.
1578 (IDENT_ASM_OP): Removed undef.
1579 (STARTFILE_SPEC): Removed mabi=32.
1580 (ENDFILE_SPEC): Likewise.
1581 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1582 (MACHINE_TYPE): Update for IRIX 6.5.
1583 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1584 TARGET_IRIX by TARGET_IRIX6.
1585 (mips_file_start): Likewise.
1586 (mips_output_external): Remove IRIX 5/6 O32 support.
1587 (mips_output_function_prologue): Likewise.
1588 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1590 (TARGET_CPU_CPP_BUILTINS): Likewise.
1591 (TARGET_IRIX): Removed.
1592 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1593 (MULTILIB_DIRNAMES): Removed 32.
1594 (MULTILIB_OSDIRNAMES): Removed ../lib.
1595 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1596 (Specific, mips-sgi-irix5): Document removal.
1597 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1598 Remove references to older IRIX 6 releases and the O32 ABI.
1600 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1603 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1604 instead of DF_REF_REAL_REG.
1606 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1609 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1610 handling to still return true for x64 targets.
1612 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1614 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1616 2010-05-06 Jan Hubicka <jh@suse.cz>
1618 PR tree-optimization/43791
1619 * ipa-inline.c (update_caller_keys): Remove bogus
1620 disregard_inline_limits check.
1622 2010-05-06 Michael Matz <matz@suse.de>
1624 PR tree-optimization/43984
1625 * tree-ssa-pre.c (inserted_phi_names): Remove.
1626 (inserted_exprs): Change to bitmap.
1627 (create_expression_by_pieces): Set bits, don't append to vector.
1628 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1629 (eliminate): Don't look at inserted_phi_names, remove deleted
1630 insns from inserted_exprs.
1631 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1632 (init_pre, fini_pre): Allocate and free bitmaps.
1633 (execute_pre): Insert insns on edges before elimination.
1635 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1637 * tree.c (initializer_zerop): Handle STRING_CST.
1639 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1642 * doc/invoke.texi (Wimplicit): Document as C only.
1643 * opts.c (common_handle_option): Add argument kind.
1644 (handle_option): Rename as read_cmdline_option. Factor out code to...
1645 (handle_option): ... here. New.
1646 (handle_options): Rename as read_cmdline_options.
1647 (decode_options): Update call.
1648 (set_option): Use option index instead of option pointer. Classify
1649 diagnostics correctly.
1650 (enable_warning_as_error): Call handle_option.
1651 * opts.h (set_option): Update declaration.
1652 (handle_option): Declare.
1653 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1654 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1655 * c-opts.c (set_Wimplicit): Delete.
1656 (c_family_lang_mask): New static constant.
1657 (c_common_handle_option): Add argument kind. Use handle_option
1658 instead of set_Wimplicit.
1659 (c_common_post_options): warn_implicit and warn_implicit_int
1660 are disabled by default.
1661 * c-common.c (warn_implicit): Do not define here.
1662 * c-common.h (warn_implicit): Do not declare here.
1663 (c_common_handle_option): Update declaration.
1664 * lto-opts.c (lto_reissue_options): Update call to set_option.
1666 2010-05-06 Richard Guenther <rguenther@suse.de>
1668 PR tree-optimization/43571
1669 * domwalk.c (walk_dominator_tree): Walk the dominator
1670 sons in more optimal order.
1672 2010-05-06 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/43934
1675 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1676 (stmt_cost): Likewise.
1677 (extract_true_false_args_from_phi): New helper.
1678 (determine_max_movement): For PHI nodes verify we can hoist them
1679 and compute their cost.
1680 (determine_invariantness_stmt): Handle PHI nodes.
1681 (move_computations_stmt): Likewise. Hoist PHI nodes in
1682 if-converted form using COND_EXPRs.
1683 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1684 (tree_ssa_lim): Likewise.
1685 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1686 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1688 2010-05-06 Richard Guenther <rguenther@suse.de>
1690 PR tree-optimization/43987
1691 * tree-ssa-structalias.c (could_have_pointers): For possibly
1692 address-taken variables force pointers to be recorded.
1693 (create_variable_info_for_1): Likewise.
1694 (push_fields_onto_fieldstack): Pass in wheter all fields
1696 (find_func_aliases): Query types instead of vars whether
1697 they contain pointers where appropriate.
1699 2010-05-06 Jan Hubicka <jh@suse.cz>
1701 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1702 (record_reference, mark_address, mark_load, mark_store): Record
1704 (record_references_in_initializer): Update call of record_references.
1705 (rebuild_cgraph_edges): Remove all references before rebuiding.
1706 * cgraph.c (cgraph_create_node): Clear ref list.
1707 (cgraph_remove_node): Remove references.
1708 (dump_cgraph_node): Dump references.
1709 (cgraph_clone_node): Clone references.
1710 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1711 (struct cgraph_node, varpool_node): Add ref_lst.
1712 * ipa-ref.c: New file.
1713 * ipa-ref.h: New file.
1714 * ipa-ref-inline.h: New file.
1715 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1716 (referenced_from_other_partition_p): New function.
1717 (lto_output_varpool_node): Take set arugment; call
1718 referenced_from_other_partition.
1719 (lto_output_ref): New.
1720 (add_references): New.
1722 (output_cgraph): Compute boundary based on references; output refs.
1723 (output_varpool): Accept cgraph_node_set argument.
1726 (input_cgraph): Call input_refs.
1727 * lto-section-in.c (lto_section_name): Add refs.
1728 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1729 (ipa-ref.o): New file.
1730 * varpool.c (varpool_node): Clear ipa ref list.
1731 (varpool_remove_node): Remove references.
1732 (dump_varpool_node): Dump references.
1733 (varpool_assemble_decl): Only compile finalized ones.
1734 (varpool_extra_name_alias): Initialize ref list.
1735 * lto-streamer.c (lto-get_section_name): Add .refs section.
1736 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1737 (referenced_from_other_partition_p): Declared.
1739 2010-05-06 Ira Rosen <irar@il.ibm.com>
1741 PR tree-optimization/43901
1742 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1743 type is not NULL if it's transformation phase, and return
1744 FALSE if it's analysis.
1745 (vectorizable_conversion, vectorizable_operation,
1746 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1748 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1750 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1752 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1754 * config/mips/mips-protos.h
1755 (mips_small_register_classes_for_mode_p): Delete prototype.
1757 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1759 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1760 * config/arm/arm.c (multiple_operation_profitable_p,
1761 compute_offset_order): New static functions.
1762 (load_multiple_sequence, store_multiple_sequence): Use them.
1763 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1764 memory offsets, not register numbers.
1765 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1767 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1769 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1770 (get_pending_sizes, put_pending_size, put_pending_sizes):
1771 Update the uses of pending_sizes.
1772 * c-decl.c (store_parm_decls): Likewise.
1773 * c-tree.h (struct c_arg_info): Likewise.
1774 * tree.h: Update the prototype for get_pending_sizes and
1777 2010-05-05 Jason Merrill <jason@redhat.com>
1780 * c-common.c (handle_aligned_attribute): Respect
1781 ATTR_FLAG_TYPE_IN_PLACE.
1784 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1785 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1786 (TARGET_INITIALIZER): Use it.
1787 * c-common.c (attribute_takes_identifier_p): Call it.
1788 * c-common.h: Update prototype.
1789 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1790 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1792 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1795 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1796 DW_ID_down_case for Fortran compilation units.
1798 2010-05-05 Jan Hubicka <jh@suse.cz>
1800 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1803 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1805 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1806 a variable-sized RESULT_DECL.
1808 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1810 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1812 2010-05-05 Jason Merrill <jason@redhat.com>
1815 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1817 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1819 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1820 Jakub Jelinek <jakub@redhat.com>
1823 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1824 (dead_debug_init, dead_debug_finish): New functions.
1825 (dead_debug_add, dead_debug_insert_before): Likewise.
1826 (df_note_bb_compute): Initialize a dead_debug object, add dead
1827 debug uses to it, insert debug bind insns before death insns,
1828 reset debug insns that refer to pending uses at the end.
1829 * rtl.h (make_debug_expr_from_rtl): New prototype.
1830 * varasm.c (make_debug_expr_from_rtl): New function.
1832 2010-05-05 Jan Hubicka <jh@suse.cz>
1834 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1835 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1836 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1837 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1838 lto_varpool_encoder_encode_initializer_p,
1839 lto_set_varpool_encoder_encode_initializer): New functions.
1840 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1841 call output_varpool.
1842 (input_varpool_node): Do not always set analyzed.
1843 (input_cgraph_1): Return vector of cgraph nodes.
1844 (input_varpool_1): Return vector of varpools.
1845 (input_cgraph): Free the vectors.
1846 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1847 output only initializers needed.
1848 (lto_output): Only call output_cgraph.
1849 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1850 * lto-section-out.c (lto_new_out_decl_state): Initialize
1851 state->varpool_node_encoder.
1852 * lto-streamer.h (lto_varpool_encoder_d): New.
1853 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1854 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1855 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1856 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1857 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1859 (output_varpool, input_varpool): Remove declarations.
1861 2010-05-05 Jan Hubicka <jh@suse.cz>
1863 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1864 with body can prevail.
1866 2010-05-05 Jan Hubicka <jh@suse.cz>
1868 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1871 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1873 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1875 * gengtype.h (erro_at_line): Constify pos argument.
1877 * gengtype.c: Include hashtab.h.
1878 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1879 (error_at_line): Constify pos argument.
1880 (do_typedef): Initialize p->opt field.
1881 (get_file_gtfilename): Fix comment typo.
1882 (struct walk_type_data): Constify line field.
1883 (get_output_file_for_structure): New function.
1884 (write_local_func_for_structure): Constify orig_s argument.
1885 Use get_output_file_for_structure.
1886 (write_func_for_structure): Use get_output_file_for_structure.
1887 (INDENT): New define.
1888 (dump_pair, dump_type, dump_type_list, dump_typekind)
1889 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1890 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1892 (seen_types): New variable.
1893 (main): New variable do_dump. Process "-d" command line option.
1894 Call dump_everything if dump requested.
1896 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1898 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1899 in a temporary instead of invoking the macro multiple times.
1900 (track_expr_p): Likewise.
1902 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1904 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1906 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1907 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1908 conditions for printing notes.
1909 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1910 true, update documentation.
1911 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1913 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1916 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1919 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1922 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1923 (*sse_prologue_save_insn1): Likewise.
1924 (SSE prologue save splitter): Likewise.
1926 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1928 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1929 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1930 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1931 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1932 all decls. Call it on DECL_FIELD_OFFSET of fields.
1933 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1934 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1936 2010-05-04 Martin Jambor <mjambor@suse.cz>
1938 * tree-sra.c (build_access_from_expr_1): The first parameter type
1939 changed to simple tree.
1940 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1941 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1943 (build_accesses_from_assign): Removed all parameters except for a
1944 simple gimple statement. Now returns a simple bool.
1945 (scan_function): All non-analysis parts moved to separate functions
1946 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1947 parameters and updated both callers.
1948 (sra_modify_expr): Removed parameter data.
1949 (sra_modify_function_body): New function.
1950 (perform_intra_sra): Call sra_modify_function_body to modify the
1952 (replace_removed_params_ssa_names): Parameter data changed into
1954 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1955 changed the parameter dont_convert to convert with the opposite
1957 (sra_ipa_modify_assign): Parameter data changed into adjustments
1958 vector, return value changed to bool.
1959 (ipa_sra_modify_function_body): New function.
1960 (sra_ipa_reset_debug_stmts): Updated a comment.
1961 (modify_function): Use ipa_sra_modify_function_body to modify function
1964 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1967 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1968 (canon_true_dependence): Likewise.
1969 (write_dependence_p): Likewise.
1971 2010-05-04 Jan Hubicka <jh@suse.cz>
1973 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1974 * cgraphbuild.c: Include ipa-utils.h
1975 (record_reference_ctx): New struct.
1976 (record_reference): Simplify to work on initializers; not statements.
1977 (mark_address, mark_load, mark_store): New.
1978 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1980 (record_references_in_initializer): Update use of record_reference.
1981 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1984 2010-05-04 Jan Hubicka <jh@suse.cz>
1986 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1987 node will be removed anyway.
1988 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1989 relink aliases of node into prevailing node.
1990 * varpool.c (varpool_remove_node): Remove aliases properly;
1991 when removing node, remove all its aliases too; remove DECL_INITIAL
1992 of removed node; ggc_free the varpool node.
1994 2010-05-04 Richard Guenther <rguenther@suse.de>
1996 PR tree-optimization/43879
1997 * tree-ssa-structalias.c (alias_get_name): Use
1998 DECL_ASSEMBLER_NAME if available.
1999 (create_function_info_for): Return the varinfo node.
2000 (ipa_pta_execute): Associate same-body aliases and extra names
2001 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2003 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2005 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2007 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2010 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2011 only if HONOR_REG_ALLOC_ORDER is not defined.
2013 2010-05-04 Richard Guenther <rguenther@suse.de>
2015 PR tree-optimization/43949
2016 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2019 2010-04-26 Jason Merrill <jason@redhat.com>
2021 * c.opt (-fstrict-enums): New.
2022 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2024 2010-05-03 David Ung <davidu@mips.com>
2025 James E. Wilson <wilson@codesourcery.com>
2027 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2028 emit the trap instruction before the divide for TUNE_74K.
2030 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2032 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2033 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2034 based on the above, for new target hook.
2036 * hooks.c (hook_bool_mode_true): New generic hook.
2037 * hooks.h (hook_bool_mode_true): Add prototype.
2039 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2041 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2042 target hook, set to hook_bool_mode_false.
2043 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2044 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2045 with targetm.small_register_classes_for_mode_p.
2046 (find_reusable_reload): Likewise.
2047 (combine_reloads): Likewise.
2048 * reload1.c (reload_as_needed): Likewise.
2049 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2050 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2051 dead_or_predicable): Likewise.
2052 * regmove.c (optimize_reg_copy_1): Likewise.
2053 * calls.c (prepare_call_address): Likewise.
2054 (precompute_register_parameters): Likewise.
2056 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2058 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2059 implementation of the hook that considers all register classes
2060 small except for SH64.
2061 (sh_override_options): Use the new hook.
2062 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2065 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2067 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2068 implementation of the hook that considers all register classes
2070 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2073 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2075 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2076 implementation of the hook that considers all register classes
2078 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2081 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2083 * config/m32c/m32c.h: Likewise.
2084 * config/pdp11/pdp11.h: Likewise.
2085 * config/avr/avr.h: Likewise.
2086 * config/xtensa/xtensa.h: Likewise.
2087 * config/m68hc11/m68hc11.h: Likewise.
2088 * config/mn10300/mn10300.h: Likewise.
2089 * config/mcore/mcore.h: Likewise.
2090 * config/h8300/h8300.h: Likewise.
2091 * config/bfin/bfin.h: Likewise.
2093 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2094 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2096 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2098 * double-int.h (tree_to_double_int): Remove macro.
2099 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2100 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2101 (tree_to_double_int): New function.
2102 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2104 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2106 2010-05-03 Richard Guenther <rguenther@suse.de>
2108 PR tree-optimization/43971
2109 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2110 constraints in the !flag_delete_null_pointer_checks case.
2112 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2115 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2116 result mode matches original rtl mode.
2118 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2121 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2123 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2125 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2126 when processing flag options.
2128 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2130 * gcov-iov.c (main): Change format string placeholder
2131 from %#08x to 0x%08x.
2132 * genchecksum.c (dosum): Change format string placeholder
2133 from %#02x to 0x%02x.
2135 2010-05-02 Richard Guenther <rguenther@suse.de>
2137 PR tree-optimization/43879
2138 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2140 2010-05-02 Bruno Haible <bruno@clisp.org>
2142 * doc/extend.texi (Function Attributes): Fix a typo.
2144 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2147 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2148 placeholder from 0x%x to %#x.
2149 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2150 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2151 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2152 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2153 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2154 * config/i386/i386.c (ix86_target_string): Ditto.
2155 * config/i386/i386.c (output_pic_addr_const): Ditto.
2156 (print_operand): Ditto.
2158 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2160 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2161 placeholder from 0x%x to %#x.
2162 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2163 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2164 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2165 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2166 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2167 * optc-gen.awk: Ditto.
2168 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2169 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2170 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2171 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2173 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2175 * target.h (struct calls): Add function_value_regno_p field.
2176 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2177 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2178 * targhooks.c (default_function_value_regno_p): New function.
2179 * targhooks.h (default_function_value_regno_p): Declare function.
2180 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2181 * builtins.c. (apply_result_size): (Ditto.).
2182 * combine.c. (likely_spilled_retval_p): (Ditto.).
2183 * mode-switching.c. Include 'target.h'.
2184 (create_pre_exit): Use function_value_regno_p hook.
2185 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2186 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2187 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2189 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2190 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2191 (ix86_function_value_regno_p): Declare as static, change argument
2192 type to const unsigned int.
2193 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2195 2010-05-01 Richard Guenther <rguenther@suse.de>
2197 PR tree-optimization/43949
2198 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2200 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2202 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2204 * rtl.h (CONST_DOUBLE_P): Define.
2205 (rtx_to_double_int): Declare.
2206 * emit-rtl.c (rtx_to_double_int): New function.
2207 * dwarf2out.c (insert_double): New function.
2208 (loc_descriptor, add_const_value_attribute): Clean up, use
2209 rtx_to_double_int and insert_double functions.
2211 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2213 * doc/extend.texi (Inline): Add missing return keyword to examples.
2214 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2217 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2219 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2220 the variable part of the offset as well. Use highest_pow2_factor for
2221 all alignment checks.
2223 2010-04-30 Richard Guenther <rguenther@suse.de>
2225 PR tree-optimization/43879
2226 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2229 2010-04-30 Jan Hubicka <jh@suse.cz>
2231 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2233 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2235 2010-04-30 Jan Hubicka <jh@suse.cz>
2237 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2239 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2240 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2241 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2242 cgraph_node_set_needs_ltrans_p): Remove.
2244 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2246 * sdbout.c: Include vec.h, do not include varray.h.
2247 (deferred_global_decls, sdbout_global_decl,
2248 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2249 * toplev.c: Do not include varray.h.
2250 (dump_memory_report): Do not dump VARRAY statistics.
2251 * gengtype.c (open_base_file): Ignore varray.h.
2252 * Makefile.in: Update for abovementioned changes.
2253 Remove all traces of varray.c and varray.h.
2254 * varray.c: Remove file.
2255 * varray.h: Remove file.
2257 2010-04-30 Jan Hubicka <jh@suse.cz>
2259 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2262 2010-04-30 Jan Hubicka <jh@suse.cz>
2264 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2267 2010-04-30 Richard Guenther <rguenther@suse.de>
2269 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2270 constraints for CONSTRUCTOR.
2272 2010-04-30 Richard Guenther <rguenther@suse.de>
2275 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2276 first after all lowering passes.
2278 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2280 * toplev.c: Include varray.h for statistics dumping.
2281 * tree.h: Do not declare varray_head_tag.
2282 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2283 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2284 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2285 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2286 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2287 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2288 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2289 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2291 * Makefile.in: Update for abovementioned changes.
2293 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2296 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2298 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2300 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2301 Use this function to do machine-specific conversion.
2302 (picochip_legitimize_reload_address): Likewise.
2303 (picochip_legitimate_address_p): Check valid base register only if
2305 (picochip_check_conditional_copy): Check for modw only if opnd is
2307 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2308 to call the function in c.
2309 * config/picochip/picochip-protos.h
2310 (picochip_legitimize_reload_address): Define.
2311 * config/picochip/picochip.md (supported_compare1): Define.
2313 2010-04-30 Jan Hubicka <jh@suse.cz>
2315 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2316 (cgraph_global_info): Remove inlined.
2317 (LTO_cgraph_tag_names): Remove.
2318 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2319 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2320 simplify cgraph tags and document.
2321 (lto_output_node): Use only LTO_cgraph_unavail_node and
2322 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2323 for_functions_valid, global info, process and output flags.
2324 (input_overwrite_node): Initialize estimated stack size and
2325 estimated growth. Do not read flags we no longer store.
2326 (input_node): Likewise do not read info no longer stored.
2327 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2330 2010-04-30 Richard Guenther <rguenther@suse.de>
2332 PR tree-optimization/43879
2333 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2334 handle non-zero initializers.
2336 2010-04-30 Richard Guenther <rguenther@suse.de>
2338 * builtins.c (fold_builtin_1): Delete free (0).
2340 2010-04-29 Jan Hubicka <jh@suse.cz>
2342 * gengtype.c (open_base_files): Add lto-streamer.h
2343 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2344 (pass_ipa_cp): GGC collect.
2345 * toplev. (compile_file): Do not output symbols.
2346 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2347 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2348 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2349 * lto-section-in.c: Include ggc.h
2350 (lto_new_in_decl_state): Alloc in GGC.
2351 (lto_delete_in_decl_state): Likewise.
2352 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2355 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2358 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2359 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2360 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2361 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2362 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2363 account only if HONOR_REG_ALLOC_ORDER is not defined.
2364 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2365 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2367 2010-04-29 Jon Grant <04@jguk.org>
2369 * collect2.c (vflag): Change type from int to bool.
2371 (helpflag): New global bool.
2372 (main): Set vflag and debug with boolean, not integer truth values.
2373 Accept new "--help" option and output usage text if found.
2374 * collect2.h (vflag): Update prototype.
2377 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2380 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2382 2010-04-29 Richard Guenther <rguenther@suse.de>
2385 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2386 with ATTRIBUTE_UNUSED.
2388 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2391 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2392 INSN_P with NONDEBUG_INSN_P.
2393 (distance_non_agu_define): Likewise.
2394 (distance_agu_use): Likewise.
2396 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2398 From Dominique d'Humieres <dominiq@lps.ens.fr>
2400 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2403 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2405 * plugin.h (invoke_plugin_callbacks): New inline function.
2406 * plugin.c (flag_plugin_added): New global flag.
2407 (add_new_plugin): Initialize above flag.
2408 (invoke_plugin_callbacks): Rename to ...
2409 (invoke_plugin_callbacks_full): ... this.
2411 2010-04-28 Jan Hubicka <jh@suse.cz>
2413 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2414 (lto_varpool_replace_node): New.
2415 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2416 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2417 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2418 * cgraph.h (varpool_node_ptr): New type.
2419 (varpool_node_ptr): New vector.
2420 (varpool_node_set_def): New structure.
2421 (varpool_node_set): New type.
2422 (varpool_node_set): New vector.
2423 (varpool_node_set_element_def): New structure.
2424 (varpool_node_set_element, const_varpool_node_set_element): New types.
2425 (varpool_node_set_iterator): New type.
2426 (varpool_node): Add prev pointers, add used_from_other_partition,
2428 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2429 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2430 varpool_get_node, varpool_remove_node): Declare.
2431 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2432 varpool_node_set_size): New inlines.
2433 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2434 * tree-pass.h (varpool_node_set_def): Forward declare.
2435 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2436 (ipa_write_optimization_summaries): Update prototype.
2437 * ipa-cp.c (ipcp_write_summary): Update.
2438 * ipa-reference.c (ipa_reference_write_summary): Update.
2439 * lto-cgraph.c (lto_output_varpool_node): New static function.
2440 (output_varpool): New function.
2441 (input_varpool_node): New static function.
2442 (input_varpool_1): New function.
2443 (input_cgraph): Input varpool.
2444 * ipa-pure-const.c (pure_const_write_summary): Update.
2445 * lto-streamer-out.c (lto_output): Update, output varpool too.
2446 (write_global_stream): Kill WPA hack.
2447 (produce_asm_for_decls): Update.
2448 (output_alias_pair_p): Handle variables.
2449 (output_unreferenced_globals): Output only needed partition of varpool.
2450 * ipa-inline.c (inline_write_summary): Update.
2451 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2453 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2454 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2455 varpool_node_set_new, varpool_node_set_add,
2456 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2457 debug_varpool_node_set): New functions.
2458 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2459 (execute_one_pass): Process new decls too.
2460 (ipa_write_summaries_2): Pass around vsets.
2461 (ipa_write_summaries_1): Likewise.
2462 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2464 (ipa_write_optimization_summaries_1): Pass around vsets.
2465 (ipa_write_optimization_summaries): Likewise.
2466 * varpool.c (varpool_get_node): New.
2467 (varpool_node): Update doubly linked lists.
2468 (varpool_remove_node): New.
2469 (dump_varpool_node): More dumping.
2470 (varpool_enqueue_needed_node): Update doubly linked lists.
2471 (decide_is_variable_needed): Kill ltrans hack.
2472 (varpool_finalize_decl): Kill lto hack.
2473 (varpool_assemble_decl): Skip decls in other partitions.
2474 (varpool_assemble_pending_decls): Update doubly linkes lists.
2475 (varpool_empty_needed_queue): Likewise.
2476 (varpool_extra_name_alias): Likewise.
2477 * lto-streamer.c (lto_get_section_name): Add vars section.
2478 * lto-streamer.h (lto_section_type): Update.
2479 (output_varpool, input_varpool): Declare.
2481 2010-04-28 Mike Stump <mikestump@comcast.net>
2483 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2485 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2487 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2488 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2489 (lto_input_ts_type_tree_pointers): Likewise.
2490 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2491 (lto_output_ts_type_tree_pointers): Likewise.
2493 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2495 Uniquization of constants at the Tree level
2496 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2497 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2499 (tree_output_constant_def): Declare.
2500 * gimplify.c (gimplify_init_constructor): When using block copy, first
2501 uniquize the constant constructor on the RHS.
2502 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2503 DECL_IN_CONSTANT_POOL flag.
2504 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2505 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2507 (assemble_variable): Deal with symbols belonging to the tree constant
2509 (get_constant_section): Add ALIGN parameter and simplify.
2510 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2511 (assemble_constant_contents): Use the expression of the VAR_DECL.
2512 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2513 (tree_output_constant_def): New global function.
2514 (mark_constant): Use the expression of the VAR_DECL.
2515 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2517 (output_object_block): Likewise and assemble the expression.
2519 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2521 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2522 hash_tree, eq_tree): New tree hash table.
2523 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2524 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2525 lto_orig_address_remove): Reimplement.
2527 2010-04-28 Xinliang David Li <davidxl@google.com>
2530 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2531 (compute_uninit_opnds_pos): New function.
2532 (is_non_loop_exit_postdominating): New function.
2533 (compute_control_dep_chain): New function.
2534 (find_pdom): New function.
2535 (convert_control_dep_chain_into_preds): New function.
2536 (find_predicates): New function.
2537 (find_control_equiv_block): New function.
2538 (collect_phi_def_edges): New function.
2539 (find_def_preds): New function.
2540 (find_dom): New function.
2541 (dump_predicates): New function.
2542 (get_cmp_code): New function.
2543 (is_value_included_in): New function.
2544 (find_matching_predicate_in_rest_chains): New function.
2545 (use_pred_not_overlap_with_undef_path_pred): New function.
2546 (is_use_properly_guarded): New function.
2547 (normalize_cond_1): New function.
2548 (is_and_or_or): New function.
2549 (normalize_cond): New function.
2550 (is_gcond_subset_of): New function.
2551 (is_subset_of_any): New function.
2552 (is_or_set_subset_of): New function.
2553 (is_and_set_subset_of): New function.
2554 (is_norm_cond_subset_of): New function.
2555 (is_pred_expr_subset_of): New function.
2556 (is_pred_chain_subset_of): New function.
2557 (is_included_in): New function.
2558 (is_superset_of): New function.
2559 (find_uninit_use): New function.
2560 (warn_uninitialized_phi): New function.
2561 (compute_possibly_undefined_names): New function.
2562 (ssa_undefined_value_p): New function.
2563 (execute_late_warn_uninitialized): New function.
2564 * tree-ssa.c (ssa_undefined_value_p): Removed.
2565 (warn_uninit): Changed to extern.
2566 (warn_uninitialized_phi): Removed.
2567 (warn_uninitialized_vars): Changed to extern.
2568 (execute_late_warn_uninitialized): Removed
2569 * tree-flow.h: Add new prototypes.
2570 * timevar.def: Add new time variable.
2571 * Makefile.in: Add new build file.
2573 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2575 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2578 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2581 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2583 2010-04-28 Martin Jambor <mjambor@suse.cz>
2585 * cgraph.h (struct cgraph_node): New field indirect_calls.
2586 (struct cgraph_indirect_call_info): New type.
2587 (struct cgraph_edge): Removed field indirect_call. New fields
2588 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2589 (cgraph_create_indirect_edge): Declare.
2590 (cgraph_make_edge_direct): Likewise.
2591 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2592 * ipa-prop.h (struct ipa_param_call_note): Removed.
2593 (struct ipa_node_params): Removed field param_calls.
2594 (ipa_create_all_structures_for_iinln): Declare.
2595 * cgraph.c: Described indirect edges and uids in initial comment.
2596 (cgraph_add_edge_to_call_site_hash): New function.
2597 (cgraph_edge): Search also among the indirect edges, use
2598 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2599 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2600 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2602 (initialize_inline_failed): Assign a reason to indirect edges.
2603 (cgraph_create_edge_1): New function.
2604 (cgraph_create_edge): Moved some functionality to
2605 cgraph_create_edge_1.
2606 (cgraph_create_indirect_edge): New function.
2607 (cgraph_edge_remove_callee): Add an assert checking for
2609 (cgraph_edge_remove_caller): Special-case indirect edges.
2610 (cgraph_remove_edge): Likewise.
2611 (cgraph_set_edge_callee): New function.
2612 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2613 (cgraph_make_edge_direct): New function.
2614 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2615 the declaration of the call statement matches.
2616 (cgraph_node_remove_callees): Special-case indirect edges.
2617 (cgraph_clone_edge): Likewise.
2618 (cgraph_clone_node): Clone also the indirect edges.
2619 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2620 indirect_call, dump count of indirect_calls edges.
2621 * ipa-prop.c (iinlining_processed_edges): New variable.
2622 (ipa_note_param_call): Create indirect edges instead of
2623 creating notes. New parameter node.
2624 (ipa_analyze_call_uses): New parameter node, pass it on to
2625 ipa_note_param_call.
2626 (ipa_analyze_stmt_uses): Likewise.
2627 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2628 (print_edge_addition_message): Work on edges rather than on notes.
2629 (update_call_notes_after_inlining): Likewise, renamed to
2630 update_indirect_edges_after_inlining.
2631 (ipa_create_all_structures_for_iinln): New function.
2632 (ipa_free_node_params_substructures): Do not free notes.
2633 (ipa_edge_duplication_hook): Propagate bits within
2634 iinlining_processed_edges bitmap.
2635 (ipa_node_duplication_hook): Do not duplicate notes.
2636 (free_all_ipa_structures_after_ipa_cp): Renamed to
2637 ipa_free_all_structures_after_ipa_cp.
2638 (free_all_ipa_structures_after_iinln): Renamed to
2639 ipa_free_all_structures_after_iinln.
2640 (ipa_write_param_call_note): Removed.
2641 (ipa_read_param_call_note): Removed.
2642 (ipa_write_indirect_edge_info): New function.
2643 (ipa_read_indirect_edge_info): Likewise.
2644 (ipa_write_node_info): Do not stream notes, do stream information
2646 (ipa_read_node_info): Likewise.
2647 (lto_ipa_fixup_call_notes): Removed.
2648 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2649 * ipa-inline.c (pass_ipa_inline): Likewise.
2650 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2651 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2652 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2654 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2656 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2657 (output_cgraph): Stream also indirect edges.
2658 (lto_output_edge): Added capability to stream indirect edges.
2659 (input_edge): Likewise.
2660 (input_cgraph_1): Likewise.
2661 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2664 2010-04-28 Richard Guenther <rguenther@suse.de>
2666 PR tree-optimization/43879
2667 PR tree-optimization/43909
2668 * tree-ssa-structalias.c (struct variable_info): Add
2669 only_restrict_pointers flag.
2670 (new_var_info): Initialize it. Increment stats.total_vars here.
2671 (create_function_info_for): Do not increment stats.total_vars here.
2672 (get_function_part_constraint): Fix build with C++.
2673 (insert_into_field_list): Remove.
2674 (push_fields_onto_fieldstack): Properly merge fields.
2675 (create_variable_info_for): Split and simplify.
2676 (create_variable_info_for_1): New piece.
2677 (intra_create_variable_infos): Properly make restrict constraints
2680 2010-04-28 Richard Guenther <rguenther@suse.de>
2683 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2685 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2686 Jan Hubicka <hubicka@ucw.cz>
2688 * doc/invoke.texi (-Wsuggest-attribute=const,
2689 -Wsuggest-attribute=pure): Document.
2690 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2691 (function_always_visible_to_compiler_p,
2692 suggest_attribute, warn_function_pure, warn_function_const):
2694 (check_call): Improve debug info.
2695 (analyze_function): Do not check availability.
2696 (add_new_function): Check availability.
2697 (propagate): Output warnings.
2698 (skip_function_for_local_pure_const): New function.
2699 (local_pure_const): Use it; output warnings.
2700 * common.opt (Wsuggest-attribute=const,
2701 Wsuggest-attribute=pure): New.
2703 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2705 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2706 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2707 or DW_CFA_def_cfa_offset{,_sf}.
2709 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2711 * tree.h: Fix truncated long macros.
2713 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2715 * collect2.c (TARGET_64BIT): Redefine to target's default.
2716 * tlink.c: Likewise.
2717 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2718 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2719 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2720 for underscoring __USER_LABEL_PREFIX__.
2721 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2722 (SUB_LINK_ENTRY32): New.
2723 (SUB_LINK_ENTRY64): New.
2724 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2725 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2726 (SUB_LINK_ENTRY64): New.
2727 (SUB_LINK_ENTRY): New.
2728 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2729 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2730 x64 target is choosen.
2731 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2732 * configure: Regenerated.
2733 * configure.ac (leading-mingw64-underscores): Option added.
2735 2010-04-27 Jan Hubicka <jh@suse.cz>
2737 * doc/invoke.texi (-fipa-profile): Document.
2738 * opts.c (decode_options): Enable ipa-profile at -O1.
2739 * timevar.def (TV_IPA_PROFILE): Define.
2740 * common.opt (fipa-profile): Add.
2741 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2743 (cgraph_propagate_frequency): Handle only local ones.
2744 * tree-pass.h (pass_ipa_profile): Declare.
2745 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2746 (pass_ipa_profile): Use TV_IPA_PROFILE.
2747 * ipa.c (ipa_profile): New function.
2748 (gate_ipa_profile): Likewise.
2749 (pass_ipa_profile): New global variable.
2750 * passes.c (pass_ipa_profile): New.
2752 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2754 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2756 2010-04-27 Martin Jambor <mjambor@suse.cz>
2759 * ipa.c (dissolve_same_comdat_group_list): New function.
2760 (function_and_variable_visibility): Call
2761 dissolve_same_comdat_group_list when comdat group contains external or
2763 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2764 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2766 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2768 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2769 (const_hash_1) <VECTOR_CST>: New case.
2770 (compare_constant) <VECTOR_CST>: Likewise.
2771 <ADDR_EXPR>: Deal with LABEL_REFs.
2772 (copy_constant) <VECTOR_CST>: New case.
2774 2010-04-27 Jan Hubicka <jh@suse.cz>
2776 * cgraph.c (cgraph_propagate_frequency): New function.
2777 * cgraph.h (cgraph_propagate_frequency): Declare.
2778 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2779 cgraph_propagate_frequency.
2781 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2783 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2785 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2788 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2789 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2790 here to determine which regs to push and how much stack to reserve.
2792 2010-04-27 Jie Zhang <jie@codesourcery.com>
2794 * doc/gimple.texi (gimple_statement_with_ops): Remove
2795 addresses_taken field.
2796 (gimple_statement_with_memory_ops): Likewise.
2798 2010-04-27 Jan Hubicka <jh@suse.cz>
2800 * tree-inline.c (eni_inlining_weights): Remove.
2801 (estimate_num_insns): Special case more builtins.
2803 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2806 * c-typeck.c (build_binary_op): Move forward check for comparison
2807 pointer with null pointer constant and adjust the diagnostic message.
2809 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2812 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2813 binutils supports extended .section directive needed by LTO, or
2814 warn if older binutils found.
2815 (LTO_BINARY_READER): New AC_SUBST'd variable.
2816 (LTO_USE_LIBELF): Likewise.
2817 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2819 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2820 (LTO_USE_LIBELF): Likewise.
2821 * configure: Regenerate.
2823 * collect2.c (is_elf): Rename from this ...
2824 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2825 object files in addition to ELF-formatted ones.
2826 (scan_prog_file): Caller updated. Also allow for LTO info marker
2827 symbol to be prefixed or not by an extra underscore.
2829 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2830 * config/i386/winnt.c: Also #include lto-streamer.h
2831 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2833 (i386_pe_asm_output_aligned_decl_common): Add comment.
2834 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2836 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2839 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2840 Add missing earlyclobber for second alternative.
2842 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2844 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2845 bits for artificial defs at the top of the block.
2846 * fwprop.c (single_def_use_enter_block): Don't call it.
2848 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2851 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2852 instead of "$gcc_cv_objdump -T".
2853 Use "-undefined dynamic_lookup" on darwin.
2854 * gcc/configure: Regenerate.
2856 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2859 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2861 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2863 * c-parser.c (struct c_token): Move location field up.
2864 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2865 (struct c_declspecs): Convert typespec_word, storage_class, and
2866 default_int_p into bitfields.
2867 (struct c_declarator): Move loc field up.
2869 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2871 * cfgloop.h (struct loop): Move can_be_parallel field up.
2872 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2873 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2875 (struct iv_cand): Convert pos field into a bitfield.
2876 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2878 (struct _stmt_vec_info): Shuffle fields for better packing.
2880 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2882 * varasm.c (IN_NAMED_SECTION): Remove guard.
2883 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2884 (IN_NAMED_SECTION_P): ...this.
2885 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2886 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2888 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2890 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2891 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2892 of shadowing it. Fix comments.
2894 2010-04-26 Jan Hubicka <jh@suse.cz>
2896 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2897 (cgraph_clone_node): Copy function frequency.
2898 * cgraph.h (node_frequency): New enum
2899 (struct cgraph_node): Add.
2900 * final.c (rest_of_clean_state): Update.
2901 * lto-cgraph.c (lto_output_node): Output node frequency.
2902 (input_overwrite_node): Input node frequency.
2903 * tre-ssa-loop-ivopts (computation_cost): Update.
2904 * lto-streamer-out.c (output_function): Do not output function
2906 * predict.c (maybe_hot_frequency_p): Update and handle functions
2908 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2910 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2911 (compute_function_frequency): Set noreturn functions to be executed
2913 (choose_function_section): Update.
2914 * lto-streamer-in.c (input_function): Do not input function frequency.
2915 * function.c (allocate_struct_function): Do not initialize function
2917 * function.h (function_frequency): Remove.
2918 (struct function): Remove function frequency.
2919 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2920 (try_update): Update.
2921 * tree-inline.c (initialize_cfun): Do not update function frequency.
2922 * passes.c (pass_init_dump_file): Update.
2923 * i386.c (ix86_compute_frame_layout): Update.
2924 (ix86_pad_returns): Update.
2926 2010-04-26 Jie Zhang <jie@codesourcery.com>
2928 PR tree-optimization/43833
2929 * tree-vrp.c (range_int_cst_p): New.
2930 (range_int_cst_singleton_p): New.
2931 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2932 when both operands are constants. Use range_int_cst_p in
2935 2010-04-26 Jan Hubicka <jh@suse.cz>
2937 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2939 2010-04-26 Richard Guenther <rguenther@suse.de>
2942 * gimple.c (gimple_decl_printable_name): Deal gracefully
2943 with a NULL DECL_NAME.
2945 2010-04-26 Richard Guenther <rguenther@suse.de>
2948 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2949 if emitting debug information and it is either a function
2950 or a namespace decl.
2952 2010-04-26 Ira Rosen <irar@il.ibm.com>
2954 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2955 determine if the statement is vectorizable, and a macro to access it.
2956 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2957 Skip statements that can't be vectorized. If the analysis fails,
2958 mark the statement as unvectorizable if vectorizing basic block.
2959 (vect_compute_data_refs_alignment): Likewise.
2960 (vect_verify_datarefs_alignment): Skip statements marked as
2961 unvectorizable. Add print.
2962 (vect_analyze_group_access): Skip statements that can't be
2963 vectorized. If the analysis fails, mark the statement as
2964 unvectorizable if vectorizing basic block.
2965 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2966 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2967 generated stmts for SLP.
2968 (new_stmt_vec_info): Initialize the new field.
2969 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2970 statements marked as unvectorizable.
2972 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2974 * c-common.c (flag_isoc1x): New.
2975 (flag_isoc99): Update comment.
2976 * c-common.h (flag_isoc1x): New.
2977 (flag_isoc99): Update comment.
2978 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2979 __<type>_DECIMAL_DIG__.
2980 * c-opts.c (set_std_c1x): New.
2981 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2982 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2983 * c.opt (-std=c1x, -std=gnu1x): New options.
2984 * doc/cpp.texi: Mention -std=c1x.
2985 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2986 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2987 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2988 * doc/standards.texi: Mention C1X.
2989 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2990 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2991 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2994 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2996 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2997 placeholder from 0x%x to %#x.
2998 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2999 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3000 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3001 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3002 * config/i386/i386.c (ix86_target_string): Ditto.
3003 (output_pic_addr_const): Ditto.
3004 (print_operand): Ditto.
3006 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3008 * combine.c (find_split_point): Add third argument. Use it
3009 to find nested multiply-accumulate instructions. Adjust calls.
3010 (try_combine): Adjust call to find_split_point.
3012 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3014 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3016 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3018 PR tree-optimization/41442
3019 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3020 (fold_binary_loc): Call it.
3022 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3024 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3025 * opts.c (common_handle_option): Allow disabling it.
3026 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3028 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3030 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3031 between modes if both types are integral.
3033 2010-04-23 Richard Guenther <rguenther@suse.de>
3035 PR tree-optimization/43572
3036 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3038 2010-04-23 Richard Guenther <rguenther@suse.de>
3041 * tree-inline.c (tree_can_inline_p): Also check compatibility
3044 2010-04-23 Martin Jambor <mjambor@suse.cz>
3046 PR tree-optimization/43846
3047 * tree-sra.c (struct access): New flag grp_assignment_read.
3048 (build_accesses_from_assign): Set grp_assignment_read.
3049 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3050 (enum mark_read_status): New type.
3051 (analyze_access_subtree): Propagate grp_assignment_read, create
3052 accesses also if both direct_read and root->grp_assignment_read.
3054 2010-04-23 Martin Jambor <mjambor@suse.cz>
3057 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3058 function does not have type attributes.
3060 2010-04-23 Richard Guenther <rguenther@suse.de>
3063 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3066 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3068 * sese.h (create_if_region_on_edge): Remove.
3070 * sese.c (create_if_region_on_edge): Make static.
3072 * tree-inline.c: Do not include ggc.h.
3074 * expr.c: Do not include ggc.h.
3076 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3079 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3082 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3083 in the middle of insns for casesi_worker_2.
3085 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3087 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3089 2010-04-22 Ira Rosen <irar@il.ibm.com>
3091 PR tree-optimization/43842
3092 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3093 loop unrolling in update of exit phis. Fix comment.
3094 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3095 least two reduction statements in the loop before starting SLP
3098 2010-04-22 Nick Clifton <nickc@redhat.com>
3100 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3102 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3104 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3107 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3109 * tree-parloops.c (loop_parallel_p): New argument
3110 parloop_obstack. Pass it down.
3111 (parallelize_loops): New variable parloop_obstack. Initialize it,
3112 pass it down, free it.
3114 * tree-loop-linear.c (linear_transform_loops): Pass down
3117 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3118 of type struct obstack *.
3120 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3121 scratch_obstack. Initialize it, pass down, free it.
3123 * lambda.h (lambda_loop_new): Remove.
3124 (lambda_matrix_new, lambda_matrix_inverse)
3125 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3126 argument of type struct obstack *.
3128 * lambda-trans.c (lambda_trans_matrix_new): New argument
3129 lambda_obstack. Pass it down, use obstack allocation for ret.
3130 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3133 * lambda-mat.c (lambda_matrix_get_column)
3134 (lambda_matrix_project_to_null): Remove.
3135 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3137 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3140 * lambda-code.c (lambda_loop_new): New function.
3141 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3142 (lambda_compute_auxillary_space, lambda_compute_target_space)
3143 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3144 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3145 (build_access_matrix): New argument lambda_obstack. Use obstack
3147 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3148 argument lambda_obstack. Pass it down.
3150 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3152 * optabs.h (expand_widening_mult): Declare.
3154 2010-04-22 Richard Guenther <rguenther@suse.de>
3156 PR tree-optimization/43845
3157 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3158 lookup the CALL_EXPR function and arguments.
3160 2010-04-22 Nick Clifton <nickc@redhat.com>
3162 * config/stormy16/stormy16.c
3163 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3164 * config/stormy16/stormy16.h: Tidy up formatting.
3165 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3166 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3167 (ineqbranchsi): Delete pattern.
3168 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3169 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3170 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3171 stormy16-lib2-ucmpsi2.c.
3173 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3175 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3176 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3177 extra set merge_set_noclobber, and use it to relax the final test
3179 * df.h (df_simulate_find_noclobber_defs): Declare.
3180 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3182 (df_simulate_find_noclobber_defs): New function.
3184 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3186 * config/i386/i386.md: Use {} around multi-line preparation statements.
3188 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3190 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3191 (process_init_element): New argument of type struct obstack *.
3193 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3194 (set_init_index, set_init_label, set_nonincremental_init)
3195 (set_nonincremental_init_from_string, find_init_member)
3196 (output_init_element, output_pending_init_elements)
3197 (process_init_element): New argument braced_init_obstack. Pass it
3199 (push_range_stack, add_pending_init): New argument
3200 braced_init_obstack. Use obstack allocation.
3202 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3203 braced_init_obstack. Pass it down.
3204 (c_parser_braced_init): New variables ret, braced_init_obstack.
3205 Initialize obstack, pass it down and finally free it.
3207 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3210 * tree-pass.h (pass_optimize_widening_mul): Declare.
3211 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3212 gate_optimize_widening_mul): New static functions.
3213 (pass_optimize_widening_mul): New.
3214 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3215 <case MULT_EXPR>: Remove support for widening multiplies.
3216 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3217 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3218 simplify_gen_unary rather than directly building extensions.
3219 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3221 * expmed.c (expand_widening_mult): New function.
3222 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3224 2010-04-21 Jan Hubicka <jh@suse.cz>
3226 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3227 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3228 * lto-wpa-fixup.c: Remove.
3229 * Makefile.in (lto-wpa-fixup.o): Remove.
3230 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3231 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3232 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3234 2010-04-21 Jan Hubicka <jh@suse.cz>
3236 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3237 add write_optimization_summary, read_optimization_summary.
3238 (ipa_write_summaries_of_cgraph_node_set): Remove.
3239 (ipa_write_optimization_summaries): Declare.
3240 (ipa_read_optimization_summaries): Declare.
3241 * ipa-cp.c (pass_ipa_cp): Update.
3242 * ipa-reference.c (pass_ipa_reference): Update.
3243 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3244 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3246 * ipa-inline.c (pass_ipa_inline): Update.
3247 * ipa.c (pass_ipa_whole_program): Update.
3248 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3249 * passes.c (ipa_write_summaries_1): Do not test wpa.
3250 (ipa_write_optimization_summaries_1): New.
3251 (ipa_write_optimization_summaries): New.
3252 (ipa_read_summaries): Do not test ltrans.
3253 (ipa_read_optimization_summaries_1): New.
3254 (ipa_read_optimization_summaries): New.
3256 2010-04-21 Jan Hubicka <jh@suse.cz>
3258 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3260 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3262 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3265 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3266 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3268 2010-04-21 Jan Hubicka <jh@suse.cz>
3270 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3272 2010-04-21 Jan Hubicka <jh@suse.cz>
3274 * varpool.c (decide_is_variable_needed): Variable is always needed
3277 2010-04-21 Jan Hubicka <jh@suse.cz>
3279 * opts.c (decode_options): Enable pure-const pass for whopr.
3281 2010-04-21 Jan Hubicka <jh@suse.cz>
3283 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3284 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3286 (cgraph_decide_inlining): Do not expect callee to be removed in all
3289 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3291 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3293 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3295 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3296 amdfam10_decode attributes.
3298 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3301 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3302 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3303 (lower_copyprivate_clauses): Use private var in outer
3304 context instead of original var. Make sure the types
3305 are correct for VLAs.
3307 2010-04-21 Richard Guenther <rguenther@suse.de>
3309 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3310 to non-pointer objects.
3312 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3314 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3315 last chain entry if it starts with the still current label.
3316 (add_location_or_const_value_attribute): Check that
3317 loc_list->first->next is NULL instead of comparing ->first with ->last.
3318 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3319 to add_var_loc_to_decl.
3321 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3322 >= 4 add also address size and segment size fields into CIE header.
3324 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3325 long as address size is the same as sizeof (void *) and
3327 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3328 address size or segment size is unexpected, return DW_EH_PE_omit.
3329 (classify_object_over_fdes): If get_cie_encoding returned
3330 DW_EH_PE_omit, return -1.
3331 (init_object): If classify_object_over_fdes returned -1,
3332 pretend there were no FDEs at all.
3334 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3336 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3337 bswap{si,di}2 using SWI48 mode iterator.
3338 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3339 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3340 set modrm attribute of bswap insn to 0 and remove length attribute.
3341 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3342 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3343 set mode attribute to <MODE> and remove length attribute.
3345 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3347 PR rtl-optimization/43520
3348 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3349 zero available registers.
3351 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3353 * builtins.c (fold_builtin_cproj): Fold more cases.
3355 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3357 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3358 (fold_builtin_1): Fold builtin cproj.
3359 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3360 Use ATTR_CONST_NOTHROW_LIST.
3362 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3364 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3365 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3366 ffsi2_no_cmove for !TARGET_CMOVE.
3367 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3368 (ffssi2): Remove expander.
3369 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3371 (ctz<mode>2): Ditto from ctz{si,di}2.
3372 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3374 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3377 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3379 * dwarf2out.c (AT_linkage_name): Define.
3380 (clone_as_declaration): Handle DW_AT_linkage_name.
3381 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3382 of DW_AT_MIPS_linkage_name.
3383 (move_linkage_attr): Likewise.
3384 (dwarf2out_finish): Likewise.
3386 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3389 * fold-const.c (fold_comparison): New folding rule.
3391 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3393 * double-int.h (double_int_setbit): Declare.
3394 * double-int.c (double_int_setbit): New function.
3395 * rtl.h (immed_double_int_const): Declare.
3396 * emit-rtl.c (immed_double_int_const): New function.
3397 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3398 and immed_double_int_const functions.
3399 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3400 expand_copysign_bit): (Ditto.).
3401 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3402 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3403 * dojump.c (prefer_and_bit_test): (Ditto.).
3404 * expr.c (convert_modes, reduce_to_bit_field_precision,
3405 const_vector_from_tree): (Ditto.).
3406 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3408 2010-04-20 Jan Hubicka <jh@suse.cz>
3410 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3411 (dump_cgraph_node): Dump new flags.
3412 * cgraph.h (struct cgraph_node): Add flags
3413 reachable_from_other_partition and in_other_partition.
3414 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3415 other partition can not be removed.
3416 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3417 the other partition must be output; silence sanity checking on
3418 leaking functions bodies from other paritition.
3419 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3420 (lto_output_node): Output new flags; do not sanity check that inline
3421 clones are output; drop lto_forced_extern_inline_p code; do not mock
3422 visibility flags at partition boundaries.
3423 (add_node_to): New function.
3424 (output_cgraph): Use it to sort functions so masters appear before
3426 (input_overwrite_node): Input new flags.
3427 * passes.c (ipa_write_summaries): Do not call
3428 lto_new_extern_inline_states.
3429 * lto-section-out.c (forced_extern_inline,
3430 lto_new_extern_inline_states lto_delete_extern_inline_states,
3431 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3432 * lto-streamer.h (lto_new_extern_inline_states,
3433 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3434 lto_forced_extern_inline_p): Kill.
3436 2010-04-20 Richard Guenther <rguenther@suse.de>
3438 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3439 from vars that can have pointers.
3440 (process_constraint): Dump useless constraints.
3442 2010-04-20 Richard Guenther <rguenther@suse.de>
3444 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3445 (dump_sa_points_to_info): Remove asserts.
3446 (init_base_vars): nothing_id isn't an escape point nor does it
3449 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3451 * tree.h (TYPE_REF_IS_RVALUE): Define.
3452 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3453 should_move_die_to_comdat, prune_unused_types_walk): Handle
3454 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3455 (modified_type_die, gen_reference_type_die): Emit
3456 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3457 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3459 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3462 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3463 calls for -fpic -m31 if they have been sibcall optimized.
3465 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3467 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3468 ar.lc fixed and call-used.
3470 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3472 2010-04-19 Jan Hubicka <jh@suse.cz>
3474 * opts.c (decode_options): Disable whpr incompatible passes.
3475 * lto/lto.c (lto_1_to_1_map): Skip clones.
3476 (read_cgraph_and_symbols): Do not mark everything as needed.
3477 (do_whole_program_analysis): Do map only after optimizing;
3478 set proper cgraph_state; use passmanager.
3480 2010-04-19 DJ Delorie <dj@redhat.com>
3482 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3483 POINTER_PLUS_EXPR and fix them.
3485 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3487 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3488 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3489 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3490 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3491 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3492 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3493 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3494 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3495 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3496 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3497 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3499 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3501 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3502 (check_cond_move_block): Likewise.
3503 (cond_move_process_if_block): Likewise.
3504 (noce_find_if_block): Improve formatting.
3505 (find_if_header): Pass 0 to memset and tweak conditions.
3506 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3508 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3510 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3514 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3515 with non-local decl doesn't need chain.
3517 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3519 * ira-color.c (allocno_reload_assign): Avoid accumulating
3520 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3522 2010-04-19 Martin Jambor <mjambor@suse.cz>
3524 * gimple.h (create_tmp_reg): Declare.
3525 * gimplify.c (create_tmp_reg): New function.
3526 (gimplify_return_expr): Use create_tmp_reg.
3527 (gimplify_omp_atomic): Likewise.
3528 (gimple_regimplify_operands): Likewise.
3529 * tree-dfa.c (make_rename_temp): Likewise.
3530 * tree-predcom.c (predcom_tmp_var): Likewise.
3531 (reassociate_to_the_same_stmt): Likewise.
3532 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3533 (get_replaced_param_substitute): Likewise.
3534 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3535 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3536 * tree-ssa-pre.c (get_representative_for): Likewise.
3537 (create_expression_by_pieces): Likewise.
3538 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3539 (create_tailcall_accumulator): Likewise.
3541 2010-04-19 Martin Jambor <mjambor@suse.cz>
3543 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3545 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3547 2010-04-19 Richard Guenther <rguenther@suse.de>
3549 PR tree-optimization/43796
3550 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3551 from SCEV in the lattice.
3552 (vrp_visit_phi_node): Dump change.
3554 2010-04-19 Richard Guenther <rguenther@suse.de>
3556 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3557 * configure: Re-generated.
3559 2010-04-19 Richard Guenther <rguenther@suse.de>
3561 PR tree-optimization/43783
3562 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3563 constant ARRAY_REF operands two and three if possible.
3565 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3568 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3570 2010-04-19 Jie Zhang <jie@codesourcery.com>
3573 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3575 2010-04-19 Ira Rosen <irar@il.ibm.com>
3577 PR tree-optimization/37027
3578 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3579 and macro to access it.
3580 (vectorizable_reduction): Add argument.
3581 (vect_get_slp_defs): Likewise.
3582 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3583 statements for possible use in SLP.
3584 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3585 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3586 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3588 (vectorizable_reduction): Likewise.
3589 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3591 (vectorizable_type_demotion, vectorizable_type_promotion,
3592 vectorizable_store): Likewise.
3593 (vect_analyze_stmt): Update call to vectorizable_reduction.
3594 (vect_transform_stmt): Likewise.
3595 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3596 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3597 from different interleaving chains in same node.
3598 (vect_slp_rearrange_stmts): New function.
3599 (vect_supported_load_permutation_p): Allow load permutations for
3600 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3601 inside SLP nodes if necessary.
3602 (vect_analyze_slp_instance): Handle reductions.
3603 (vect_analyze_slp): Try to build SLP instances originating from groups
3605 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3606 (vect_get_constant_vectors): Create initial vectors for reductions
3607 according to reduction code. Add new argument.
3608 (vect_get_slp_defs): Add new argument, pass it to
3609 vect_get_constant_vectors.
3610 (vect_schedule_slp_instance): Remove SLP tree root statements.
3612 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3614 * tree.h (ENUM_IS_SCOPED): Define.
3615 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3616 for ENUM_IS_SCOPED enums.
3618 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3620 * fold-const.c (fold_comparison): Use ssizetype.
3621 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3622 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3623 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3624 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3626 * tree.h (initialize_sizetypes): Remove parameter.
3627 (build_common_tree_nodes): Remove second parameter.
3628 * stor-layout.c (initialize_sizetypes): Remove parameter.
3629 Always create an unsigned type.
3630 (set_sizetype): Assert that the passed type is unsigned and simplify.
3631 * tree.c (build_common_tree_nodes): Remove second parameter.
3632 Adjust call to initialize_sizetypes.
3633 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3634 build_common_tree_nodes.
3636 2010-04-18 Matthias Klose <doko@ubuntu.com>
3638 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3640 2010-04-18 Ira Rosen <irar@il.ibm.com>
3642 PR tree-optimization/43771
3643 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3644 load permutation doesn't have gaps.
3646 2010-04-18 Jan Hubicka <jh@suse.cz>
3648 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3649 (sse_prologue_save_insn expander): Use new pattern.
3650 (sse_prologue_save_insn1): New pattern and splitter.
3651 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3653 * i386.c (setup_incoming_varargs_64): Do not compute jump
3655 (ix86_gimplify_va_arg): Update alignment needed.
3656 (ix86_local_alignment): Do not align all local arrays to 128bit.
3658 2010-04-17 Jan Hubicka <jh@suse.cz>
3660 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3662 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3664 * arm.md (negdi2): Remove redundant code to force values into a
3667 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3669 * arm/bpabi.S: Add EABI alignment attributes to objects.
3670 * arm/bpabi-v6m.S: Likewise.
3671 * arm/crti.asm: Likewise.
3672 * arm/crtn.asm: Likewise.
3673 * arm/lib1funcs.asm: Likewise.
3674 * arm/libunwind.S: Likewise.
3676 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3678 * arm-protos.h (tune_params): New structure.
3679 * arm.c (current_tune): New variable.
3680 (arm_constant_limit): Delete.
3681 (struct processors): Add pointer to the tune parameters.
3682 (arm_slowmul_tune): New tuning option.
3683 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3684 (all_cores): Adjust to pick up the tuning model.
3685 (arm_constant_limit): New function.
3686 (arm_override_options): Select the appropriate tuning model. Delete
3687 initialization of arm_const_limit.
3688 (arm_split_constant): Use the new constant-limit model.
3689 (arm_rtx_costs): Pick up the current tuning model.
3690 * arm.md (is_strongarm, is_xscale): Delete.
3691 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3692 for Xscale variant architectures.
3693 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3695 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3697 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3699 (arm_rtx_costs_1): Remove unused variable extra_cost.
3700 (arm_unwind_emit_set): Use variable offset.
3701 (thumb1_output_casesi): Remove unused variable flags.
3703 2010-04-16 Jeff Law <law@redhat.com>
3705 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3706 needing assignment rather than doing a two-phase assignment. Remove
3707 unused variable 'm'.
3709 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3712 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3714 2010-04-16 Doug Kwan <dougkwan@google.com>
3716 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3717 (next_operand_entry_id): New static variable.
3718 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3719 (add_to_ops_vec): Assigned unique ID to operand entry.
3720 (struct oecount_s): New field ID.
3721 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3722 (undistribute_ops_list): Assign unique IDs to oecounts.
3723 (init_reassoc): reset next_operand_entry_id.
3725 2010-04-16 Doug Kwan <dougkwan@google.com>
3727 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3728 missing left parenthesis.
3730 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3732 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3733 *btdi_rex64 using SWI48 mode iterator.
3734 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3735 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3736 *jcc_btdi_mask_rex64.
3738 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3740 * double-int.h (tree_to_double_int): Convert to macro.
3741 * double-int.c (tree_to_double_int): Remove.
3743 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3746 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3747 with want_address 2 and in case a single element list might be
3748 possible, call it again with want_address 0.
3750 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3752 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3753 case 'W' print operands for HI mode.
3754 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3755 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3756 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3757 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3759 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3761 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3762 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3763 #xx:3 and #xx:4 mode.
3765 * config/h8300/h8300.md (inverted load with HImode dest): Add
3766 support for H8300SX.
3768 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3769 satisfy 'U' constraint.
3771 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3773 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3774 * configure: Regenerate.
3775 * config.in: Regenerate.
3776 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3779 2010-04-16 Richard Guenther <rguenther@suse.de>
3781 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3782 (struct tree_decl_common): ... here.
3783 (DECL_PT_UID): Adjust.
3784 (SET_DECL_PT_UID): Likewise.
3785 (DECL_PT_UID_SET_P): Likewise.
3787 2010-04-16 Richard Guenther <rguenther@suse.de>
3789 PR tree-optimization/43572
3790 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3791 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3792 * tree-flow.h (is_call_clobbered): Remove.
3793 * tree-flow-inline.h (is_call_clobbered): Likewise.
3794 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3795 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3796 (execute_return_slot_opt): Adjust.
3797 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3798 check for call clobbered vars here.
3799 (find_tail_calls): Move tailcall verification to the
3802 2010-04-16 Diego Novillo <dnovillo@google.com>
3804 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3806 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3809 * config/arm/arm.md (cbranchqi4): New pattern.
3810 * config/arm/predicates.md (const0_operand,
3811 cbranchqi4_comparison_operator): New predicates.
3813 2010-04-16 Richard Guenther <rguenther@suse.de>
3815 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3816 (dump_gimple_stmt): Likewise.
3818 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3820 * recog.h (struct recog_data): New field is_operator.
3821 (struct insn_operand_data): New field is_operator.
3822 * recog.c (extract_insn): Set recog_data.is_operator.
3823 * genoutput.c (output_operand_data): Emit code to set the
3825 * reload.c (find_reloads): Use it rather than testing for an
3826 empty constraint string.
3829 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3830 If the previous insn is a cbranchsi4_insn with the same arguments,
3831 omit the compare instruction.
3833 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3834 register, inputs must be low registers and we need a low register
3835 scratch. Handle alternative 2 like alternative 3.
3837 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3839 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3840 don't call get_addr on both. If one expression is a VALUE and
3841 the other a REG, check VALUE's locs if the REG isn't among them.
3843 2010-04-16 Christian Bruel <christian.bruel@st.com>
3845 * config/sh/sh.h (sh_frame_pointer_required): New function.
3846 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3847 (flag_omit_frame_pointer) Set.
3848 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3849 (rounded_frame_size): Adjust size with outgoing_args_size.
3850 (sh_set_return_address): Must return from stack pointer.
3851 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3852 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3853 (ACCUMULATE_OUTGOING_ARGS): Define.
3854 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3855 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3857 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3860 * config/sh/sh.c (sh_legitimize_reload_address): Use
3861 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3862 Remove a unneeded check for offset_base.
3864 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3866 * configure: Regenerated.
3868 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3870 * config/s390/s390.c (s390_call_save_register_used): Switch back
3871 to HARD_REGNO_NREGS.
3873 2010-04-15 Richard Guenther <rguenther@suse.de>
3875 * alias.c (alias_set_subset_of): Handle alias-set zero
3878 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3879 Julian Brown <julian@codesourcery.com>
3881 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3882 alternatives according to use of high and low regs.
3883 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3884 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3885 optimizing for size on Thumb-2.
3887 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3889 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3891 2010-04-15 Richard Guenther <rguenther@suse.de>
3893 * tree-ssa-structalias.c (struct variable_info): Add
3895 (new_var_info): Initialize it.
3896 (dump_constraints): Support printing last added constraints.
3897 (debug_constraints): Adjust.
3898 (dump_constraint_graph): Likewise.
3899 (make_heapvar_for): Check for NULL cfun.
3900 (get_function_part_constraint): New function.
3901 (get_fi_for_callee): Likewise.
3902 (find_func_aliases): Properly implement IPA PTA constraints.
3903 (process_ipa_clobber): New function.
3904 (find_func_clobbers): Likewise.
3905 (insert_into_field_list_sorted): Remove.
3906 (create_function_info_for): Properly allocate vars for IPA mode.
3907 Do not use insert_into_field_list_sorted.
3908 (create_variable_info_for): Properly generate constraints for
3909 global vars in IPA mode.
3910 (dump_solution_for_var): Always dump the solution.
3911 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3912 (find_what_var_points_to): Adjust.
3913 (pt_solution_set): Change.
3914 (pt_solution_ior_into): New function.
3915 (pt_solution_empty_p): Export.
3916 (pt_solution_includes_global): Adjust.
3917 (pt_solution_includes_1): Likewise.
3918 (pt_solutions_intersect_1): Likewise.
3919 (dump_sa_points_to_info): Check some invariants.
3920 (solve_constraints): Move constraint dumping ...
3921 (compute_points_to_sets): ... here.
3922 (ipa_pta_execute): ... and here.
3923 (compute_may_aliases): Do not re-compute points-to info
3924 locally if IPA info is available.
3925 (ipa_escaped_pt): New global var.
3926 (ipa_pta_execute): Properly implement IPA PTA.
3927 * tree-into-ssa.c (dump_decl_set): Support dumping
3928 decls not in referenced-vars.
3929 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3930 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3931 (dump_points_to_solution): Likewise.
3932 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3933 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3934 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3935 (copy_decl_to_var): Copy DECL_PT_UID.
3936 (copy_result_decl_to_var): Likewise.
3937 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3938 (copy_node_stat): Copy it.
3939 * tree.h (DECL_PT_UID): New macro.
3940 (SET_DECL_PT_UID): Likewise.
3941 (DECL_PT_UID_SET_P): Likewise.
3942 (struct tree_decl_minimal): Add pt_uid member.
3943 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3944 (pt_solution_empty_p): Declare.
3945 (pt_solution_set): Adjust.
3946 (ipa_escaped_pt): Declare.
3947 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3948 * gimple-pretty-print.c (pp_points_to_solution): New function.
3949 (dump_gimple_call): Dump call clobber/use information.
3950 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3951 * tree-pass.h (TDF_ALIAS): New dump option.
3952 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3953 * doc/invoke.texi (-fipa-pta): Update documentation.
3955 2010-04-15 Richard Guenther <rguenther@suse.de>
3957 * Makefile.in (OBJS-common): Add gimple-fold.o.
3958 (gimple-fold.o): New rule.
3959 * tree.h (maybe_fold_offset_to_reference,
3960 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3962 * gimple.h: ... here.
3963 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3964 may_propagate_address_into_dereference): Move prototypes ...
3965 * gimple.h: ... here.
3966 * tree-ssa-ccp.c (get_symbol_constant_value,
3967 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3968 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3969 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3970 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3971 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3972 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3973 gimplify_and_update_call_from_tree): Move ...
3974 * gimple-fold.c: ... here. New file.
3975 (ccp_fold_builtin): Rename to ...
3976 (gimple_fold_builtin): ... this.
3977 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3979 2010-04-15 Richard Guenther <rguenther@suse.de>
3981 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3982 fit_double_type, force_fit_type_double, add_double_with_sign,
3983 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3984 lrotate_double, rrotate_double, div_and_round_double): Move ...
3985 * double-int.c: ... here.
3986 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3987 add_double, neg_double, mul_double_with_sign, mul_double,
3988 lshift_double, rshift_double, lrotate_double, rrotate_double,
3989 div_and_round_double): Move prototypes ...
3990 * double-int.h: ... here.
3992 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3995 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3996 matching constraints to ensure inputs match the output.
3998 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4001 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4002 in an input-only operand.
4004 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4006 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4007 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4008 (double_int_negative_p): Convert to static inline function.
4009 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4010 (double_int_negative_p): Remove.
4011 * tree.h (lshift_double, rshift_double):
4012 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4013 * fold-const.c (fold_convert_const_int_from_real,
4014 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4015 (lshift_double): Change type of arith argument to bool.
4016 (rshift_double): Change type of arith argument to bool. Correct
4018 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4020 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4023 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4024 at the start and end of the then/else blocks, and omit them from the
4026 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4027 argument; all callers changed. Pass zero to old_insns_match_p instead.
4028 (flow_find_head_matching_sequence): New function.
4029 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4030 * basic-block.h (flow_find_cross_jump,
4031 flow_find_head_matching_sequence): Declare functions.
4033 2010-04-14 Jason Merrill <jason@redhat.com>
4036 * c-common.c (attribute_takes_identifier_p): New fn.
4037 * c-common.h: Declare it.
4039 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4041 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4043 (*udivmod<mode>4): Ditto.
4045 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4047 * config/i386/i386.md (maxmin_int): Rename code attribute from
4048 maxminiprefix and update all users.
4049 (maxmin_float): Ditto from maxminfprefix.
4050 (logic): Ditto from logicprefix.
4051 (absneg_mnemonic): Ditto from absnegprefix.
4052 * config/i386/mmx.md: Update all users of maxminiprefix,
4053 maxminfprefix and logicprefix for rename.
4054 * config/i386/sse.md: Ditto.
4055 * config/i386/sync.md (sync_<code><mode>): Update for
4058 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4061 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4062 warnings converted to errors.
4064 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4066 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4067 used insn_type variable.
4068 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4069 to avoid set-but-not-used warning.
4071 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4073 * df-core.c (df_ref_debug): Change format string placeholder
4075 * dwarf2asm.c (dw2_asm_output_data_raw,
4076 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4077 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4078 * dwarf2out.c (output_cfi, output_cfi_directive,
4079 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4080 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4082 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4083 * print-rtl.c (print_rtx): Ditto.
4085 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4088 * builtins.c (expand_builtin_pow_root): New function to expand pow
4089 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4090 series of sqrt and cbrt calls under -ffast-math.
4091 (expand_builtin_pow): Call it.
4093 2010-04-14 Michael Matz <matz@suse.de>
4095 PR tree-optimization/42963
4096 * tree-cfg.c (touched_switch_bbs): New static variable.
4097 (group_case_labels_stmt): New function broken out from ...
4098 (group_case_labels): ... here, use the above.
4099 (start_recording_case_labels): Allocate touched_switch_bbs.
4100 (end_recording_case_labels): Deallocate it, call
4101 group_case_labels_stmt.
4102 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4104 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4106 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4109 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4111 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4113 2010-04-13 Jan Hubicka <jh@suse.cz>
4115 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4116 of optimized out static functions.
4117 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4118 cost computation. Also sanity check for overflows.
4119 (update_caller_keys): Update cgraph_edge_badness call; properly
4120 update fibheap and sanity check that it is up to date.
4121 (add_new_edges_to_heap): Update cgraph_edge_badness.
4122 (cgraph_decide_inlining_of_small_function): Likewise;
4123 add sanity checking that badness in heap is up to date;
4124 improve dumping of reason; Update badness of calls to the
4125 offline copy of function currently inlined; dump badness
4126 of functions not inlined because of unit growth limits.
4128 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4131 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4132 because of sign-extension change when converting to sizetype here...
4133 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4135 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4136 the folding to constants. Remove redundant final conversion.
4137 (fold_binary) <associate>: Do not associate if the re-association of
4138 constants alone overflows.
4139 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4140 to the end of the list.
4141 (multiple_of_p) <COND_EXPR>: New case.
4143 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4145 * opt-functions.awk (opt_sanitized_name): New.
4147 * optc-gen.awk: Use it
4148 * opth-gen.awk: Use it.
4150 2010-04-13 Martin Jambor <mjambor@suse.cz>
4152 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4153 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4154 children. Call replace_uses_with_default_def_ssa_name to handle
4157 2010-04-13 Michael Matz <matz@suse.de>
4160 * builtins.c (expand_builtin_interclass_mathfn): Also create
4161 a register if the predicate doesn't match.
4163 2010-04-13 Diego Novillo <dnovillo@google.com>
4165 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4166 * c-pch.c: Include timevar.h.
4167 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4168 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4169 * ggc-common.c: Include timevar.h.
4170 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4171 * timevar.def (TV_PCH_SAVE): Define.
4172 (TV_PCH_CPP_SAVE): Define.
4173 (TV_PCH_PTR_REALLOC): Define.
4174 (TV_PCH_PTR_SORT): Define.
4175 (TV_PCH_RESTORE): Define.
4176 (TV_PCH_CPP_RESTORE): Define.
4178 2010-04-13 Michael Matz <matz@suse.de>
4180 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4182 (can_reassociate_p): New function.
4183 (break_up_subtract_bb, reassociate_bb): Use it.
4185 2010-04-13 Richard Guenther <rguenther@suse.de>
4188 * builtins.c (c_readstr): Fix assert.
4190 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4192 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4193 when generating cltd insn.
4195 (*ashl<mode>3_1): Remove special handling for register operand 2.
4196 (*ashlsi3_1_zext): Ditto.
4197 (*ashlhi3_1): Ditto.
4198 (*ashlhi3_1_lea): Ditto.
4199 (*ashlqi3_1): Ditto.
4200 (*ashlqi3_1_lea): Ditto.
4201 (*<shiftrt_insn><mode>3_1): Ditto.
4202 (*<shiftrt_insn>si3_1_zext): Ditto.
4203 (*<shiftrt_insn>qi3_1_slp): Ditto.
4204 (*<rotate_insn><mode>3_1): Ditto.
4205 (*<rotate_insn>si3_1_zext): Ditto.
4206 (*<rotate_insn>qi3_1_slp): Ditto.
4208 2010-04-13 Richard Guenther <rguenther@suse.de>
4210 * tree-ssa-structalias.c (callused_id): Remove.
4211 (call_stmt_vars): New.
4212 (get_call_vi): Likewise.
4213 (lookup_call_use_vi): Likewise.
4214 (lookup_call_clobber_vi): Likewise.
4215 (get_call_use_vi): Likewise.
4216 (get_call_clobber_vi): Likewise.
4217 (make_transitive_closure_constraints): Likewise.
4218 (handle_const_call): Adjust to do per-call call-used handling.
4219 (handle_pure_call): Likewise.
4220 (find_what_var_points_to): Remove general callused handling.
4221 (init_base_vars): Likewise.
4222 (init_alias_vars): Initialize call_stmt_vars.
4223 (compute_points_to_sets): Process call-used and call-clobbered
4224 vars for call statements.
4225 (delete_points_to_sets): Free call_stmt_vars.
4227 2010-04-13 Richard Guenther <rguenther@suse.de>
4229 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4230 Only add RW dependence for dependence distance zero.
4231 Adjust maximal vectorization factor according to dependences.
4232 Move alignment handling ...
4233 (vect_find_same_alignment_drs): ... here. New function.
4234 (vect_analyze_data_ref_dependences): Adjust.
4235 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4236 (vect_analyze_data_refs): Adjust minimal vectorization factor
4237 according to data references.
4238 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4239 dependences before determining the vectorization factor.
4240 Analyze alignment after determining the vectorization factor.
4241 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4242 dependences before alignment.
4243 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4245 (vect_analyze_data_refs): Likewise.
4246 (MAX_VECTORIZATION_FACTOR): New define.
4248 2010-04-13 Duncan Sands <baldrick@free.fr>
4250 * except.h (lang_eh_type_covers): Remove.
4251 * except.c (lang_eh_type_covers): Likewise.
4253 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4254 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4256 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4257 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4258 UNITS_PER_LONG where it is ABI relevant.
4259 (s390_return_addr_rtx): Likewise.
4260 (s390_back_chain_rtx): Likewise.
4261 (s390_frame_area): Likewise.
4262 (s390_frame_info): Likewise.
4263 (s390_initial_elimination_offset): Likewise.
4264 (save_gprs): Likewise.
4265 (s390_emit_prologue): Likewise.
4266 (s390_emit_epilogue): Likewise.
4267 (s390_function_arg_advance): Likewise.
4268 (s390_function_arg): Likewise.
4269 (s390_va_start): Likewise.
4270 (s390_gimplify_va_arg): Likewise.
4271 (s390_function_profiler): Likewise.
4272 (s390_optimize_prologue): Likewise.
4273 (s390_rtx_costs): Likewise.
4274 (s390_secondary_reload): Likewise.
4275 (s390_promote_function_mode): Likewise.
4276 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4277 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4278 registers available.
4279 (s390_unwind_word_mode): New function.
4280 (s390_function_value): Split 64 bit values into register pair if
4281 used as return value.
4282 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4283 function call parameters. Handle parallels.
4284 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4285 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4286 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4287 (s390_expand_setmem): Remove unused variable src_addr.
4288 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4289 deal with 64 bit registers.
4290 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4291 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4292 (UNITS_PER_LONG): New macro.
4293 * libjava/include/s390-signal.h: Define extended ucontext
4294 structure containing the upper halfs of the 64 bit registers.
4296 2010-04-13 Simon Baldwin <simonb@google.com>
4298 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4300 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4302 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4303 rvalue on the RHS if the LHS is of a non-renamable type.
4304 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4306 2010-04-13 Matthias Klose <doko@ubuntu.com>
4308 * gcc.c (cc1_options): Handle -iplugindir before processing
4309 the cc1 spec. Only add -iplugindir once.
4310 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4312 * common.opt (iplugindir): Remove `Separate' property, initialize.
4313 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4315 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4316 (distclean): Remove plugin dir.
4317 * doc/invoke.texi: Document -iplugindir.
4319 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4321 * doc/plugins.texi (Loading Plugins): Document short
4322 -fplugin=foo option.
4323 (Plugin API): Mention default_plugin_dir_name function.
4325 * gcc.c (find_file_spec_function): Add new declaration.
4326 (static_spec_func): Use it for "find-file".
4327 (find_file_spec_function): Add new function.
4328 (cc1_options): Add -iplugindir option if -fplugin* options found.
4330 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4332 * plugin.c (add_new_plugin): Updated comment, and handle short
4334 (default_plugin_dir_name): Added new function.
4336 * common.opt (iplugindir): New option to set the plugin directory.
4338 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4340 * config/i386/i386.md (any_rotate): New code iterator.
4341 (rotate_insn): New code attribute.
4343 (SWIM124): New mode iterator.
4344 (<rotate_insn>ti3): New expander.
4345 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4346 any_rotate code iterator.
4347 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4348 using any_rotate code iterator and SWIM124 mode iterator.
4349 (ix86_rotlti3): New insn_and_split pattern.
4350 (ix86_rotrti3): Ditto.
4351 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4352 ix86_rotl{di,ti}3 patterns.
4353 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4354 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4355 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4356 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4357 code iterator and SWI mode iterator.
4358 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4359 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4361 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4362 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4363 (bswap rotatert splitter): Add splitter.
4364 (bswap splitter): Macroize splitter using any_rotate code iterator.
4365 Add insn predicate to split only for TARGET_USE_XCHGB or when
4366 optimizing function for size.
4368 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4370 * config/pa/pa.c (emit_move_sequence): Remove use of
4371 deleted variable flag_argument_noalias.
4373 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4375 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4377 Add to unsupported targets list.
4378 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4379 sparc*-sun-solaris2.[567]* from target lists.
4380 * configure: Regenerate.
4381 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4383 Remove Solaris 7 patch references.
4384 (Specific, sparc-sun-solaris2.7): Removed.
4385 (sparc-sun-solaris2*): Update Solaris 7 example.
4386 (sparc64-*-solaris2*): Likewise.
4388 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4390 * config.build (alpha*-dec-osf4*): Remove.
4391 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4392 of obsolete configurations.
4393 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4395 * config/alpha/t-osf4: Renamed to ...
4396 * config/alpha/t-osf5: ... this.
4397 * config/alpha/osf.h: Renamed to ...
4398 * config/alpha/osf5.h: ... this.
4399 Merged old osf5.h contents.
4401 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4402 (EXTRA_SPECS): Removed.
4403 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4404 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4407 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4409 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4411 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4414 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4415 __thiscall convention.
4417 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4419 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4421 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4423 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4425 * function.c (assign_parms_initialize_all): Add unused attribute
4428 2010-04-12 Richard Guenther <rguenther@suse.de>
4430 * gsstruct.def (GSS_CALL): New.
4431 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4432 * gimple.h: Include tree-ssa-alias.h.
4433 (struct gimple_statement_call): New.
4434 (union gimple_statement_struct_d): Add gimple_call member.
4435 (gimple_call_reset_alias_info): Declare.
4436 (gimple_call_use_set): New function.
4437 (gimple_call_clobber_set): Likewise.
4438 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4439 * gimple.c (gimple_call_reset_alias_info): New function.
4440 (gimple_build_call_1): Call it.
4441 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4442 * tree-inline.c (remap_gimple_stmt): Likewise.
4443 (expand_call_inline): Remove callused handling.
4444 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4445 * tree-dfa.c (dump_variable): Likewise.
4446 * tree-parloops.c (parallelize_loops): Likewise.
4447 * tree-ssa.c (init_tree_ssa): Likewise.
4448 (delete_tree_ssa): Likewise.
4449 * tree-flow-inline.h (is_call_used): Remove.
4450 * tree-flow.h (struct gimple_df): Remove callused member.
4451 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4452 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4453 (ref_maybe_used_by_call_p_1): Simplify.
4454 (call_may_clobber_ref_p_1): Likewise.
4455 * tree-ssa-structalias.c (compute_points_to_sets): Set
4456 the call stmt used and clobbered sets.
4457 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4458 (find_tail_calls): Verify the tail call.
4460 2010-04-12 Richard Guenther <rguenther@suse.de>
4462 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4463 single-iteration always-inline inlining.
4464 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4465 (cgraph_decide_inlining): Do not handle always-inline specially.
4466 (try_inline): Remove always-inline cycle detection special case.
4467 Do not recurse on always-inlines.
4468 (cgraph_early_inlining): Do not iterate if not optimizing.
4469 (cgraph_gate_early_inlining): remove.
4470 (pass_early_inline): Run unconditionally.
4471 (gate_cgraph_decide_inlining): New function.
4472 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4473 not inlining or optimizing.
4474 (cgraph_decide_inlining_of_small_functions): Also consider
4475 always-inline functions.
4476 (cgraph_default_inline_p): Return true for nodes which should
4477 disregard inline limits.
4478 (estimate_function_body_sizes): Assume zero size and time for
4479 nodes which are marked as disregarding inline limits.
4480 (cgraph_decide_recursive_inlining): Do not perform recursive
4481 inlining on always-inline nodes.
4483 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4486 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4487 for exprs satisfying handled_component_p.
4489 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4491 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4492 non-constant aggregate elements.
4494 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4495 is a real initialization.
4497 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4500 * c-decl.c (start_function): Move forward check for nested function.
4502 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4504 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4505 * config/sh/sh.c: Include reload.h.
4506 (sh_legitimize_reload_address): New.
4507 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4508 sh_legitimize_reload_address.
4510 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4512 * config/sh/sh.md (*movqi_pop): New insn pattern.
4513 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4515 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/i386.md (any_shiftrt): New code iterator.
4518 (shiftrt_insn): New code attribute.
4520 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4521 using any_shiftrt code iterator.
4522 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4523 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4524 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4525 pattern from corresponding peephole2 patterns.
4526 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4527 using any_shiftrt code iterator.
4528 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4529 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4530 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4531 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4532 *{ashr,lshr}<mode>3_cmp_zext.
4533 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4535 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4537 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4539 (*lshr<mode>3_cconly): Ditto.
4541 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4543 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4544 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4545 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4546 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4548 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4549 from corresponding peephole2 patterns.
4550 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4551 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4552 and *lshrdi3_1_rex64 using SWI mode iterator.
4553 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4554 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4555 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4556 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4557 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4558 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4559 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4560 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4561 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4564 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4567 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4568 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4569 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4571 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4572 from corresponding peephole2 patterns.
4573 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4574 (ashrsi3_cvt): Rename from ashrsi3_31.
4575 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4576 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4577 and x86_64_shift_adj_3 using SWI48 mode iterator.
4578 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4579 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4580 and *ashrdi3_1_rex64 using SWI mode iterator.
4581 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4582 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4583 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4584 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4585 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4586 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4587 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4588 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4589 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4591 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4592 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4593 x86_shift<mode>_adj_3 expanders.
4595 2010-04-10 Wei Guozhi <carrot@google.com>
4598 * config/arm/arm.c (arm_pic_static_addr): New function.
4599 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4601 (arm_output_addr_const_extra): Output expression for new pattern.
4602 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4604 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4606 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4609 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4610 * web.c: Include "insn-config.h" and "recog.h".
4611 (union_match_dups): New function.
4612 (web_main): Call it.
4613 (union_defs): Don't try to recognize match_dups.
4615 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4616 if doing so would replace the entire pattern.
4618 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4622 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4623 and splitter pattern. Change splitter operand 1 predicate to
4626 2010-04-09 Martin Jambor <mjambor@suse.cz>
4628 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4629 lattices are addresses of CONST_DECLs with the same initial value.
4630 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4631 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4633 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4634 Bernd Schmidt <bernds@codesourcery.com>
4636 * loop-invariant.c (replace_uses): New static function.
4637 (move_invariant_reg): Use it to ensure we can replace the uses.
4639 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4641 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4643 (picochip_override_options): Enable section anchors only above -O1.
4644 (picochip_reorg): Fixed a couple of build warnings.
4646 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4648 * configure.ac (plugin -rdynamic test): Log result.
4649 * configure: Regenerate.
4650 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4651 (RDYNAMIC_SPEC): Define.
4652 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4654 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4656 * configure.ac: Determine Sun ld version numbers.
4657 (comdat_group): Restrict GNU ld version checks to gld.
4658 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4659 (enable_comdat): Support --enable-comdat.
4660 * configure: Regenerate.
4661 * doc/install.texi (Configuration): Document --enable-comdat.
4663 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4665 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4666 * config/sol2-gld.h: ... here.
4667 * config.gcc (sparc*-*-solaris2*): Reflect this.
4668 (i[34567]86-*-solaris2*): Use it.
4670 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4672 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4674 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4676 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4679 * diagnostic.c (diagnostic_initialize): Initialize
4680 some_warnings_are_errors.
4681 (diagnostic_finish): New.
4682 (diagnostic_action_after_output): Call it before exiting.
4683 (diagnostic_report_diagnostic): Do not print message here. Set
4684 some_warnings_are_errors.
4685 * diagnostic.h (diagnostic_context): Delete
4686 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4687 (diagnostic_finish): Declare.
4688 * toplev.c (toplev_main): Call it before exit.
4690 2010-04-09 Jason Merrill <jason@redhat.com>
4693 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4694 for incomplete type.
4697 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4698 based on a warning flag.
4700 2010-04-09 Richard Guenther <rguenther@suse.de>
4702 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4704 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4707 * varasm.c (default_assemble_visibility): Wrap vars that are
4708 set, but unused, by targets without GAS.
4709 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4710 Remove set, but unused, vars.
4711 (rs6000_legitimize_tls_address): Likewise.
4712 (altivec_expand_dst_builtin): Likewise.
4713 * config/darwin.c (machopic_classify_symbol): Likewise.
4714 (machopic_indirection_name): Likewise.
4716 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4718 * config/i386/i386.md (DWI): New mode iterator.
4719 (S): New mode attribute.
4720 (shift_operand): Ditto.
4721 (shift_immediate_operand): Ditto.
4722 (ashl_input_operand): Ditto.
4723 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4724 using SDWIM mode iterator.
4725 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4726 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4728 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4729 from corresponding peephole2 patterns.
4730 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4731 and x86_64_shift_adj_1 using SWI48 mode iterator.
4732 (x86_shift<mode>_adj_2): Ditto.
4733 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4734 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4735 using SWI48 mode iterator.
4736 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4737 *ashldi3_cmp_rex64 using SWI mode iterator.
4738 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4739 *ashldi3_cconly_rex64 using SWI mode iterator.
4740 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4741 x86_shift<mode>_adj_{1,2}.
4742 (ix86_split_ashr): Ditto.
4743 (ix86_split_lshr): Ditto.
4745 2010-04-09 Richard Guenther <rguenther@suse.de>
4747 * target.h (builtin_conversion): Pass in input and output types.
4748 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4749 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4750 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4751 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4753 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4755 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4757 2010-04-09 Richard Guenther <rguenther@suse.de>
4760 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4762 2010-04-09 Richard Guenther <rguenther@suse.de>
4764 * tree-vectorizer.h (struct _stmt_vec_info): Document
4765 that vectype is the type of the LHS.
4766 (supportable_widening_operation, supportable_narrowing_operation):
4767 Get both input and output vector types as arguments.
4768 (vect_is_simple_use_1): Declare.
4769 (get_same_sized_vectype): Likewise.
4770 * tree-vect-loop.c (vect_determine_vectorization_factor):
4771 Set STMT_VINFO_VECTYPE to the vector type of the def.
4772 (vectorizable_reduction): Adjust.
4773 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4774 Adjust. Specify the output vector type.
4775 (vect_pattern_recog_1): Adjust.
4776 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4777 (vectorizable_call): Adjust.
4778 (vectorizable_conversion): Likewise.
4779 (vectorizable_operation): Likewise.
4780 (vectorizable_type_demotion): Likewise.
4781 (vectorizable_type_promotion): Likewise.
4782 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4784 (vect_is_simple_use_1): New function.
4785 (supportable_widening_operation): Get both input and output
4787 (supportable_narrowing_operation): Likewise.
4788 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4790 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4792 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4793 __thiscall and _thiscall as predefined macros.
4794 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4795 thiscall attribute handling.
4796 (ix86_comp_type_attributes): Likewise.
4797 (ix86_function_regparm): Likewise.
4798 (ix86_return_pops_args): Likewise.
4799 (init_cumulative_args): Likewise.
4800 (find_drap_reg): Likewise.
4801 (ix86_static_chain): Likewise.
4802 (x86_this_parameter): Likewise.
4803 (x86_output_mi_thunk): Likewise.
4804 (ix86_attribute_table): Add description for thiscall attribute.
4805 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4806 * doc/extend.texi: Add documentation for thiscall.
4808 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4811 * c.opt (Wint-to-pointer-cast): Available in C++.
4812 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4814 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4816 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4817 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4818 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4819 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4820 function type instead. Reorder and simplify checks.
4822 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4824 2010-04-08 Jing Yu <jingyu@google.com>
4825 Zdenek Dvorak <ook@ucw.cz>
4827 PR tree-optimization/42720
4828 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4829 loop unswitch conditions here from ...
4830 (tree_unswitch_single_loop): ... here.
4832 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4834 * tree-if-conv.c: Fix comments and simplify logic.
4836 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4838 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4839 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4840 (main_tree_if_conversion): Update call to tree_if_conversion.
4842 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4845 * doc/invoke.texi (-b,-V): Delete.
4846 * doc/tm.texi: Do not mention -b.
4847 * gcc.c (display_help): Delete -b and -V.
4848 (process_command): Delete -b and -V.
4849 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4851 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4852 Wolfgang Gellerich <gellerich@de.ibm.com>
4854 Implement target hook for loop unrolling
4855 * target.h (loop_unroll_adjust): Add a new target hook function.
4856 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4857 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4858 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4859 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4860 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4862 (decide_unroll_stupid): Likewise.
4864 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4867 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4869 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4871 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4872 (Specific, *-*-solaris2*): Likewise.
4873 Don't prefer Sun as over GNU as.
4875 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4877 * config/s390/s390.c (override_options): Adjust the z10 defaults
4878 for max-unroll-times, max-completely-peeled-insns
4879 and max-completely-peel-times.
4881 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4883 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4884 instructions for z10.
4885 (s390_expand_setmem): Likewise.
4886 (s390_expand_cmpmem): Likewise.
4888 2010-04-08 Richard Guenther <rguenther@suse.de>
4890 PR tree-optimization/43679
4891 * tree-ssa-pre.c (eliminate): Only propagate copies.
4893 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4896 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4897 set but not used variable warning.
4899 2010-04-08 Wei Guozhi <carrot@google.com>
4902 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4903 (arm_size_rtx_costs): Call the new function when optimized for size.
4905 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4908 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4909 op0 is not a MEM, just return NULL instead of assertion
4911 (discover_nonconstant_array_refs): Don't walk debug stmts.
4913 2010-04-08 Doug Kwan <dougkwan@google.com>
4915 * configure.ac: Recognize gold and do not use its version number
4916 to test ld features.
4917 * configure: Regenerate.
4919 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4922 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4923 (negate_value): Move code to push elements to broken_up_substracts ...
4924 (eliminate_plus_minus_pair): ... here. Push operands that have no
4925 negative pair to plus_negates.
4926 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4928 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4930 * doc/install.texi (Configuration): Move description of
4931 --enable-lto, --with-libelf*, --enable-gold from Java section to
4934 * doc/generic.texi (Working with declarations)
4935 (Function Properties, C and C++ Trees): Fix typos.
4936 * doc/sourcebuild.texi (Top Level): Likewise.
4938 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4941 * tree.h (DECL_READ_P): Define.
4942 (struct tree_decl_common): Add decl_read_flag.
4943 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4944 a set but not used warning.
4945 (merge_decls): Merge DECL_READ_P flag.
4946 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4947 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4948 * c-common.c (handle_used_attribute, handle_unused_attribute):
4950 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4952 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4954 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4955 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4956 c_parser_binary_expression, c_parser_cast_expression,
4957 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4958 Call default_function_array_read_conversion instead of
4959 default_function_array_conversion where needed.
4960 (c_parser_unary_expression, c_parser_conditional_expression,
4961 c_parser_postfix_expression_after_primary, c_parser_initelt):
4962 Likewise. Call mark_exp_read where needed.
4963 (c_parser_statement_after_labels, c_parser_asm_operands,
4964 c_parser_typeof_specifier, c_parser_sizeof_expression,
4965 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4967 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4969 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4970 (warn_unused_but_set_parameter): Default to warn_unused
4972 * doc/invoke.texi: Document -Wunused-but-set-variable and
4973 -Wunused-but-set-parameter.
4975 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4976 used count variable.
4977 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4978 when operandN variables aren't used in the body of the expander
4980 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4981 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4982 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4983 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4984 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4985 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4986 * tree.c (PROCESS_ARG): Likewise.
4988 2010-04-07 Simon Baldwin <simonb@google.com>
4990 * diagnostic.h (diagnostic_override_option_index): New macro to
4991 set a diagnostic's option_index.
4992 * c-tree.h (c_cpp_error): Add warning reason argument.
4993 * opts.c (_warning_as_error_callback): New.
4994 (register_warning_as_error_callback): Store callback for
4995 warnings enabled via enable_warning_as_error.
4996 (enable_warning_as_error): Call callback, minor code tidy.
4997 * opts.h (register_warning_as_error_callback): Declare.
4998 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4999 response to -Werror=.
5000 (c_common_init_options): Register warning_as_error_callback in opts.c.
5001 * common.opt: Add -Wno-cpp option.
5002 * c-common.c (struct reason_option_codes_t): Map cpp warning
5003 reason codes to gcc option indexes.
5004 * (c_option_controlling_cpp_error): New function, lookup the gcc
5005 option index for a cpp warning reason code.
5006 * (c_cpp_error): Add warning reason argument, call
5007 c_option_controlling_cpp_error for diagnostic_override_option_index.
5008 * doc/invoke.texi: Document -Wno-cpp.
5010 2010-04-07 Richard Guenther <rguenther@suse.de>
5012 * ipa-reference.c (mark_load): Use get_base_address.
5013 (mark_store): Likewise.
5015 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5016 inserting GIMPLE_NOPs into the IL.
5017 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5018 Explicitly strip handled components and indirect references.
5020 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5021 folding address expressions.
5022 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5023 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5024 operand_equal_p to compare decls.
5025 (ptr_deref_may_alias_decl_p): Likewise.
5026 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5027 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5028 Handle reversed comparison ops.
5029 * tree-sra.c (asm_visit_addr): Use get_base_address.
5030 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5031 * ipa-reference.c (mark_address): Use get_base_address.
5033 2010-04-07 Richard Guenther <rguenther@suse.de>
5035 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5036 Propagate constants everywhere.
5038 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5041 * tree.c (MAX_INT_CACHED_PREC): Define.
5042 (nonstandard_integer_type_cache): New array.
5043 (build_nonstandard_integer_type): Cache results for precision
5044 <= MAX_INT_CACHED_PREC.
5046 2010-04-07 Richard Guenther <rguenther@suse.de>
5048 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5049 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5050 * common.opt: Likewise.
5051 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5052 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5053 (nonoverlapping_memrefs_p): Likewise.
5054 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5055 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5056 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5057 OPT_fargument_noalias_global for backward compatibility.
5059 2010-04-07 Richard Guenther <rguenther@suse.de>
5061 PR tree-optimization/43270
5062 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5063 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5064 * tree-ssa-pre.c (phi_translate_1): Adjust.
5065 (fully_constant_expression): Split out vn_reference handling to ...
5066 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5067 Fold reads from constant strings.
5068 (vn_reference_lookup): Handle fully constant references.
5069 (vn_reference_lookup_pieces): Likewise.
5070 * Makefile.in (expmed.o-warn): Add -Wno-error.
5072 2010-04-07 Martin Jambor <mjambor@suse.cz>
5074 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5076 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5079 * gcc.c: Add -static-libstdc++ to list of recognized options.
5081 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5083 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5085 2010-04-07 Richard Guenther <rguenther@suse.de>
5088 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5089 bases build simple mem attributes to retain points-to information.
5091 2010-04-07 Richard Guenther <rguenther@suse.de>
5094 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5095 preserve points-to related information.
5097 2010-04-07 Richard Guenther <rguenther@suse.de>
5100 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5101 discard plain indirect references.
5102 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5103 * tree.c (tree_nop_conversion): Likewise.
5105 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5108 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5110 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5112 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5113 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5115 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5117 * tree-if-conv.c: Fix indentation and comments.
5119 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5121 * tree-if-conv.c: Sort static functions in topological order.
5123 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5125 * tree-if-conv.c: Fix indentation and comments.
5127 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5130 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5131 lang_hooks.types.type_for_size instead of
5132 build_nonstandard_integer_type.
5133 When converting an unsigned type to signed, double its precision.
5134 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5135 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5136 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5139 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5142 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5143 POINTER_PLUS_EXPR for pointer types.
5145 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5148 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5149 * graphite-clast-to-gimple.c: Include langhooks.h.
5150 (max_signed_precision_type): New.
5151 (max_precision_type): Takes two types as arguments.
5152 (precision_for_value): New.
5153 (precision_for_interval): New.
5154 (gcc_type_for_interval): New.
5155 (gcc_type_for_value): New.
5156 (gcc_type_for_clast_term): New.
5157 (gcc_type_for_clast_red): New.
5158 (gcc_type_for_clast_bin): New.
5159 (gcc_type_for_clast_expr): Split up into several functions.
5160 (gcc_type_for_clast_eq): Rewritten.
5161 (compute_bounds_for_level): New.
5162 (compute_type_for_level_1): New.
5163 (compute_type_for_level): New.
5164 (gcc_type_for_cloog_iv): Removed.
5165 (gcc_type_for_iv_of_clast_loop): Rewritten.
5166 (graphite_create_new_loop): Compute the lower and upper bound types
5167 with gcc_type_for_clast_expr.
5168 (graphite_create_new_loop_guard): Same.
5169 (find_cloog_iv_in_expr): Removed.
5170 (compute_cloog_iv_types_1): Removed.
5171 (compute_cloog_iv_types): Removed.
5172 (gloog): Do not call compute_cloog_iv_types.
5173 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5175 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5176 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5177 (GBB_CLOOG_IV_TYPES): Removed.
5179 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5181 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5182 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5183 (detect_commutative_reduction): Same.
5185 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5187 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5188 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5190 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5191 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5192 (rewrite_commutative_reductions_out_of_ssa): Same.
5193 * passes.c (execute_function_todo): Call verify_ssa for every pass
5194 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5195 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5196 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5197 with an extra argument.
5198 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5199 verify_ssa only when the extra argument is true.
5200 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5201 with an extra argument.
5202 (tree_transform_and_unroll_loop): Same.
5204 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5206 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5207 for all the passes of the LNO having LOOP_CLOSED_SSA.
5208 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5209 * tree-loop-distribution.c (pass_loop_distribution): Same.
5210 * tree-pass.h (TODO_verify_loops): Removed.
5211 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5213 (pass_tree_unswitch): Same.
5214 (pass_predcom): Same.
5215 (pass_vectorize): Same.
5216 (pass_linear_transform): Same.
5217 (pass_graphite_transforms): Same.
5218 (pass_iv_canon): Same.
5219 (pass_complete_unroll): Same.
5220 (pass_complete_unrolli): Same.
5221 (pass_parallelize_loops): Same.
5222 (pass_loop_prefetch): Same.
5223 (pass_iv_optimize): Same.
5225 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5228 * passes.c (init_optimization_passes): Move pass_lim before
5229 pass_copy_prop and pass_dce_loop.
5231 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5234 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5235 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5236 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5237 MULTI_* defines for 4 argument vpermil2p* builtins.
5239 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5241 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5242 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5243 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5244 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5245 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5246 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5247 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5248 Use x86_maybe_negate_const_int to output insn mnemonic.
5249 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5250 check from instruction predicate. Update comments.
5251 * config/i386/sync.md (sync_add<mode>): Use
5252 x86_maybe_negate_const_int to output insn mnemonic.
5254 2010-04-06 Jan Hubicka <jh@suse.cz>
5256 PR tree-optimization/42906
5257 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5258 IGNORE_SELF argument. Set visited_control_parents for fully
5260 (find_obviously_necessary_stmts): Update call of
5261 mark_control_dependent_edges_necessary.
5262 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5264 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5266 * config/i386/i386.md: Remove comment about 'e' and 'E'
5269 2010-04-06 Richard Guenther <rguenther@suse.de>
5271 PR tree-optimization/43627
5272 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5273 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5276 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5278 * BASE-VER: Change to 4.6.0.
5281 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5284 2010-04-06 Richard Guenther <rguenther@suse.de>
5287 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5289 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5291 * doc/invoke.texi (Optimize Options): Document that LTO
5292 won't remove object access purely due to incompatible
5295 2010-04-04 Matthias Klose <doko@ubuntu.com>
5297 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5298 Initialize variable.
5300 2010-04-03 Richard Guenther <rguenther@suse.de>
5303 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5304 require a non-NULL MEM_OFFSET.
5306 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5308 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5309 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5310 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5311 config/alpha/predicates.md, config/arm/arm.md,
5312 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5313 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5314 config/darwin9.h, config/darwin.c, config/darwin.h,
5315 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5316 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5317 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5318 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5319 config/mips/mips.md, config/mn10300/mn10300.c,
5320 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5321 config/rs6000/aix.h, config/rs6000/dfp.md,
5322 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5323 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5324 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5325 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5326 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5327 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5328 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5329 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5330 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5331 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5332 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5333 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5334 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5335 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5336 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5337 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5338 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5339 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5340 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5341 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5342 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5343 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5344 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5345 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5346 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5347 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5348 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5349 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5350 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5351 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5352 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5353 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5354 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5355 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5356 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5357 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5359 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5362 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5363 * aclocal.m4: Regenerate.
5365 2010-04-02 Richard Guenther <rguenther@suse.de>
5367 PR tree-optimization/43629
5368 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5369 if we have seen a constant value.
5371 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5373 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5375 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5378 * arm.c (legitimize_tls_address): Adjust call to
5379 gen_tls_load_dot_plus_four.
5380 (arm_note_pic_base): New function.
5381 (arm_cannot_copy_insn_p): Use it.
5382 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5385 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5390 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5392 * Makefile.in ($(out_object_file)): Depend on
5393 gt-$(basename $(notdir $(out_file))).h.
5395 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5397 * config.gcc (lm32-*-rtems*): Add t-lm32.
5399 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5401 * config.gcc: Add lm32-*-rtems*.
5402 * config/lm32/rtems.h: New file.
5404 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5407 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5409 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5411 * dwarf2out.c (output_compilation_unit_header): For
5412 -gdwarf-4 use version 4 instead of version 3.
5413 (output_line_info): For version 4 and above emit additional
5414 maximum ops per insn header field.
5415 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5417 * dwarf2out.c (is_c_family, is_java): Remove.
5418 (lower_bound_default): New function.
5419 (add_bound_info, gen_descr_array_type_die): Use it.
5421 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5424 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5425 re-declaration when it happens in a function.
5427 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5429 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5430 (cgraph_remove_function_insertion_hook): Same.
5431 (cgraph_call_function_insertion_hooks): Same.
5433 2010-04-01 Richard Guenther <rguenther@suse.de>
5436 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5437 and TREE_THIS_VOLATILE.
5438 (copy_ref_info): Likewise.
5439 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5440 * tree.c (build6_stat): Ignore side-effects of all but arg5
5441 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5444 2010-04-01 Richard Guenther <rguenther@suse.de>
5446 PR tree-optimization/43607
5447 * ipa-type-escape.c (check_call): Do not access non-existing
5450 2010-04-01 Richard Guenther <rguenther@suse.de>
5454 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5455 Jack Howarth <howarth@bromo.med.uc.edu>
5457 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5460 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5462 * doc/install.texi (Prerequisites): Document libelf usability on
5463 IRIX 5/6 and Solaris 2.
5464 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5465 Update GNU as, GNU ld requirements.
5466 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5467 Document Sun Studio compiler download.
5468 Update and simplify as, ld recommendations.
5469 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5471 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5473 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5474 with_tune_32 to pentium4.
5476 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5478 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5480 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5482 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5483 obsoletion, removal.
5485 Document GNU as requirement.
5486 Update configure requirements.
5487 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5488 Recomment IRIX 6.5.18+.
5489 Document IDF/IDL requirement.
5490 Document GNU as requirement.
5491 Document GNU ld bootstrap failure.
5492 Remove freeware.sgi.com reference.
5494 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5496 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5497 UNIX V4.0, V5.0 obsoletion, removal.
5498 Remove --with-gc=simple reference.
5499 Update VM requirements during bootstrap.
5500 Remove -oldas bootstrap description.
5501 Update binutils reference.
5502 Remove comparison failure note.
5504 2010-03-31 Richard Guenther <rguenther@suse.de>
5505 Zdenek Dvorak <ook@ucw.cz>
5506 Sebastian Pop <sebastian.pop@amd.com>
5509 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5510 with multiple arguments.
5511 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5513 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5515 * graphite-dependences.c (print_pddr): Call print_pdr with an
5517 * graphite-poly.c (debug_pdr): Add an extra argument for the
5520 (print_pbb_domain): Same.
5522 (print_scop_context): Same.
5524 (print_cloog): Same.
5525 (debug_pbb_domain): Same.
5529 (debug_scop_context): Same.
5531 (debug_cloog): Same.
5532 (print_scop_params): Same.
5533 (debug_scop_params): Same.
5534 (print_iteration_domain): Same.
5535 (print_iteration_domains): Same.
5536 (debug_iteration_domain): Same.
5537 (debug_iteration_domains): Same.
5538 (print_scattering_function): Same.
5539 (print_scattering_functions): Same.
5540 (debug_scattering_function): Same.
5541 (debug_scattering_functions): Same.
5542 * graphite-poly.h (debug_pdr): Update declaration.
5544 (print_pbb_domain): Same.
5546 (print_scop_context): Same.
5548 (print_cloog): Same.
5549 (debug_pbb_domain): Same.
5553 (debug_scop_context): Same.
5555 (debug_cloog): Same.
5556 (print_scop_params): Same.
5557 (debug_scop_params): Same.
5558 (print_iteration_domain): Same.
5559 (print_iteration_domains): Same.
5560 (debug_iteration_domain): Same.
5561 (debug_iteration_domains): Same.
5562 (print_scattering_function): Same.
5563 (print_scattering_functions): Same.
5564 (debug_scattering_function): Same.
5565 (debug_scattering_functions): Same.
5567 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5569 * graphite-poly.c (print_scattering_function_1): New.
5570 (print_scattering_function): Call it.
5571 (print_scop_params): Remove spaces at the end of lines.
5574 * graphite-poly.h (print_cloog): Declared.
5575 (debug_cloog): Declared.
5577 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5579 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5581 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5582 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5583 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5584 to switch between adding the IV bump in loop->latch or in loop->header.
5586 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5588 * graphite-poly.c (print_scattering_function): Pretty print following
5591 (print_pbb_domain): Same.
5592 (dump_gbb_cases): Same.
5593 (dump_gbb_conditions): Same.
5596 (print_scop_params): Same.
5597 (print_scop_context): Same.
5599 (print_pbb_body): New.
5600 (lst_indent_to): New.
5601 (print_lst): Start new lines with a #.
5602 * graphite-poly.h (pbb_bb): New.
5603 (pbb_index): Use pbb_bb.
5604 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5606 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5608 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5610 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5611 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5612 and 0 instead of 1 for dw_val_class_flag.
5613 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5614 dw_val_class_range_list, dw_val_class_loc_list,
5615 dw_val_class_lineptr and dw_val_class_macptr, use
5616 DW_FORM_flag_present for dw_val_class_flag and
5617 DW_FORM_exprloc for dw_val_class_loc.
5618 (output_die): For -gdwarf-4 print dw_val_class_loc
5619 size as uleb128 instead of 1 or 2 bytes and don't print
5620 anything for dw_val_class_flag.
5622 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5623 instead of cselib_lookup following by tweaking locs->setting_insn.
5626 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5627 even before returning from label, setjmp call or volatile asm
5630 2010-03-31 Richard Guenther <rguenther@suse.de>
5633 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5634 temporary data on stack.
5636 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5638 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5639 (PUSHSECTION_ASM_OP): Remove.
5640 (POPSECTION_ASM_OP): Remove.
5641 (PUSHSECTION_FORMAT): Remove.
5642 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5643 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5644 * config/sol2.c (solaris_output_init_fini): Use it.
5646 2010-03-31 Jie Zhang <jie@codesourcery.com>
5649 * opt-functions.awk (var_type_struct): Use signed char type
5650 for simple variables.
5652 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5654 * config/sol2.c: Include output.h.
5655 (solaris_assemble_visibility): New function.
5656 * config/t-sol2 (sol2.o): Add output.h dependency.
5657 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5658 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5661 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5664 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5665 V2SImode or XFmode on PRE_DEC.
5668 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5671 2010-03-31 Jie Zhang <jie@codesourcery.com>
5674 * reload.h (caller_save_initialized_p): Declare.
5675 * toplev.c (backend_init_target): Don't call
5676 init_caller_save but set caller_save_initialized_p to false.
5677 * caller-save.c (caller_save_initialized_p): Define.
5678 (init_caller_save): Check caller_save_initialized_p.
5679 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5681 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5684 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5685 and soft-fp/t-softfp to tmake_file.
5686 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5687 (LIBGCC2_TF_CEXT): Define.
5690 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5693 * cselib.c (n_useless_values): Document handling of debug locs.
5694 (n_useless_debug_values, n_debug_values): New variables.
5695 (new_elt_loc_list): Don't add to debug values, keep count.
5696 (promote_debug_loc): New.
5697 (cselib_reset_table): Zero new variables.
5698 (entry_and_rtx_equal_p): Promote debug locs.
5699 (discard_useless_locs): Increment n_useless_debug_values for
5701 (remove_useless_values): Adjust n_useless_values and n_debug_values
5702 with n_useless_debug_values.
5703 (add_mem_for_addr): Promote debug locs.
5704 (cselib_lookup_mem): Likewise.
5705 (cselib_lookup_addr): Renamed to...
5706 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5707 (cselib_log_lookup): ... this. Turn into...
5708 (cselib_lookup_addr): ... new wrapper.
5709 (cselib_lookup_from_insn): New.
5710 (cselib_invalidate_regno): Increment n_useless_debug_values for
5712 (cselib_invalidate_mem): Likewise.
5713 (cselib_process_insn): Take n_deleted and n_debug_values into
5714 account to guard remove_useless_value call.
5715 (cselib_finish): Zero n_useless_debug_values.
5716 * cselib.h (cselib_lookup_from_insn): Declare.
5717 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5718 (sched_analyze_2): Likewise.
5720 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5722 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5724 (adjust_mems): Replace narrowing SUBREG of expression containing
5725 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5726 with operations in the narrower mode.
5729 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5730 regs_invalidated_by_call instead all call_used_reg_set registers.
5732 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5735 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5736 pointer comparisons with types_compatible_p.
5737 * tree-vect-stmts.c (vectorizable_call): Same.
5738 (vectorizable_condition): Same.
5740 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5742 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5743 stack check if the mask would be zero.
5745 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5746 Jack Howarth <howarth@bromo.med.uc.edu>
5748 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5751 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5754 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5756 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5757 Include ___unordxf2 and ___unordtf2.
5758 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5761 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5763 * config/lm32/t-lm32: New file.
5764 * config.gcc: Use the above file when targetting lm32.
5766 2010-03-28 Duncan Sands <baldrick@free.fr>
5768 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5770 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5773 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5774 Improve vectorization cost model diagnostic.
5776 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5779 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5780 compute_data_dependences_for_loop returns false, early exit
5781 and output an extra diagnostic for the failed data reference
5784 2010-03-29 Richard Guenther <rguenther@suse.de>
5786 PR tree-optimization/43560
5787 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5788 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5790 2010-03-29 Jie Zhang <jie@codesourcery.com>
5793 * toplev.c (process_options): Set optimization_default_node
5794 and optimization_current_node.
5795 * opts.c (decode_options): Don't set optimization_default_node
5796 and optimization_current_node.
5798 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5800 * config/rtems.h: Abandon -qrtems_debug.
5802 2010-03-28 Jan Hubicka <jh@suse.cz>
5804 PR tree-optimization/43505
5805 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5806 map should not be copied.
5808 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5811 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5812 cdtors, set DECL_PRESERVE_P.
5813 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5816 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5818 PR tree-optimization/43528
5819 * stor-layout.c (place_field): Check that constant fits into
5820 unsigned HWI when skipping calculation of MS bitfield layout.
5822 2010-03-27 Jan Hubicka <jh@suse.cz>
5825 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5826 notice_global_symbol work.
5828 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5830 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5831 instead of dwarf2out_decl.
5832 (struct var_loc_node): Remove section_label field.
5833 (dwarf2out_function_decl): New function.
5834 (dwarf2out_var_location): Don't set section_label field.
5835 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5837 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5839 PR tree-optimization/43544
5840 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5841 First argument for builtin vectorized function hook is now a
5842 tree to be able to distinguish between machine specific and
5844 * targhooks.c (default_builtin_vectorized_function): Ditto.
5845 * targhooks.h (default_builtin_vectorized_function): Ditto.
5846 * target.h (struct gcc_target): Ditto.
5847 * tree-vect-stmts.c (vectorizable_function): Ditto.
5848 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5849 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5852 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5855 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5856 nested binding iff it is a FUNCTION_DECL.
5857 (store_parm_decls_newstyle): Pass nested=true to bind for
5858 FUNCTION_DECLs amongst parameters.
5860 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5862 * var-tracking.c (vt_expand_loc_callback): Don't run
5863 cselib_expand_value_rtx_cb in dummy mode if
5864 cselib_dummy_expand_value_rtx_cb returned false.
5866 * var-tracking.c (emit_note_insn_var_location): For one part
5867 notes with offset 0, don't add EXPR_LIST around the location.
5868 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5869 add_location_or_const_value_attribute): Adjust for that change.
5872 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5873 into first operand and location into second.
5874 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5875 dw_cfi_oprnd_loc for DW_CFA_expression.
5876 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5877 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5878 assume first argument is regnum and second argument is location.
5880 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5883 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5884 of scratch register to DImode. Split to DImode comparison operator.
5885 Use SImode subreg of scratch register in the multiplication.
5886 (*cmp_sadd_sidi): Ditto.
5887 (*cmp_ssub_si): Ditto.
5888 (*cmp_ssub_sidi): Ditto.
5890 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5893 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5894 Remove invalid assert and wrong comment.
5896 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5899 * flags.h (final_insns_dump_p): New extern.
5900 * final.c (final_insns_dump_p): New variable.
5901 (rest_of_clean_state): Set it before -fdump-final-insns=
5902 dumping, clear afterwards.
5903 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5904 MEM_ALIAS_SET on MEMs.
5906 2010-03-26 David S. Miller <davem@davemloft.net>
5908 * configure.ac: Fix sparc GOTDATA_OP bug check.
5909 * configure: Rebuild.
5911 2010-03-26 Alan Modra <amodra@gmail.com>
5913 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5915 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5917 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5918 TLS_SECTION_ASM_FLAG.
5920 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5923 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5924 Clear first_function_block_is_cold.
5927 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5928 argument if the argument is truth_value_p.
5930 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5932 * config/rs6000/constraints.md: Update copyright year for my changes.
5935 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5936 used in reg+reg addressing, swap registers.
5938 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5941 * target.h (struct gcc_target): Add code_end hook.
5942 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5944 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5945 * toplev.c (compile_file): Call targetm.asm_out.code_end
5946 hook before unwind info/debug info output.
5947 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5948 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5949 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5950 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5951 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5952 * config/i386/i386.c (ix86_file_end): Renamed to...
5953 (ix86_code_end): ... this. Make static. Don't call
5954 file_end_indicate_exec_stack. Emit unwind info using
5955 final_start_function/final_end_function.
5956 (darwin_x86_file_end): Remove.
5957 (TARGET_ASM_CODE_END): Define.
5958 * config/i386/i386.h (TARGET_ASM_FILE_END,
5959 NEED_INDICATE_EXEC_STACK): Don't define.
5960 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5961 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5962 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5963 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5966 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5967 at the beginning and final_end_function at the end.
5968 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5970 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5972 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5973 and Sun as TLS syntax.
5974 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5975 * configure: Regenerate.
5976 * config.in: Regenerate.
5977 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5978 (default_elf_asm_named_section): Use it.
5979 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5980 (i386_output_dwarf_dtprel): Likewise.
5981 (output_addr_const_extra): Likewise.
5982 (output_pic_addr_const): Lowercase @GOTTPOFF.
5983 (output_addr_const_extra): Likewise.
5984 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5985 (output_addr_const_extra): Likewise.
5986 (output_pic_addr_const): Lowercase @INDNTPOFF.
5987 (output_addr_const_extra): Likewise.
5988 (output_pic_addr_const): Lowercase @NTPOFF.
5989 (output_addr_const_extra): Likewise.
5990 (output_pic_addr_const): Lowercase @TPOFF.
5991 (output_addr_const_extra): Likewise.
5992 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5993 (*tls_global_dynamic_64): Likewise.
5994 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5995 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5997 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5998 (ASM_OUTPUT_TLS_COMMON): Use it.
5999 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6002 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6003 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6004 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6005 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6006 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6007 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6009 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6011 * config/i386/i386.c (override_options): Don't accept
6012 -mtls-dialect=sun any longer.
6013 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6014 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6015 (*tls_local_dynamic_base_32_sun): Likewise.
6016 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6018 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6021 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6022 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6025 * ira.c (adjust_cleared_regs): New function.
6026 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6030 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6032 * expr.c (expand_expr_real): Restore previous
6033 curr_insn_source_location and curr_insn_block after
6034 expand_expr_real_1 call.
6035 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6036 instead of expand_expr_real_1.
6038 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6040 PR rtl-optimization/43413
6041 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6044 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6047 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6048 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6050 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6052 * config/i386/i386.c (ix86_target_string): Add -mfma.
6053 Fix a typo in comment.
6055 2010-03-22 Mike Stump <mikestump@comcast.net>
6058 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6059 Don't overly align based upon packed packed fields.
6061 2010-03-22 Jason Merrill <jason@redhat.com>
6063 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6064 Use () rather than [], and move before the element type.
6066 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6068 * doc/configfiles.texi (Configuration Files): Removed
6069 fixinc/Makefile*, intl/Makefile.*.
6070 * doc/makefile.texi: Fixed markup. Abstract from version
6071 control system used.
6072 (Makefile): Removed obsolete gcc/java/parse.y example.
6073 * doc/sourcebuild.texi: Likewise.
6074 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6075 libgomp, libssp. Removed fastjar.
6076 (Miscellaneous Docs): Clarify location.
6077 Added COPYING3, COPYING3.LIB.
6078 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6080 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6083 * config/i386/i386.c (x86_function_profiler)
6084 [!NO_PROFILE_COUNTERS]: Fix typo.
6085 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6088 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6089 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6091 * doc/sourcebuild.texi (Test Directives): Split into six
6092 subsections, with most of the current text in new subsections
6093 Directives, Selectors, and Final Actions.
6094 (Directives): Split list of test directives into multiple
6096 (Selectors): Describe use and syntax of selectors.
6097 (Effective-Target Keywords): Describe all existing keywords.
6098 (Add Options): Describe features for dg-add-options.
6099 (Require Support): Describe variants of dg-require-support.
6100 (Final Actions): Describe commands to use in dg-final.
6102 2010-03-22 Michael Matz <matz@suse.de>
6105 * recog.c (validate_replace_rtx_group): Replace also in
6106 REG_EQUAL and REG_EQUIV notes.
6108 2010-03-22 Richard Guenther <rguenther@suse.de>
6110 PR tree-optimization/43390
6111 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6112 sure vector extracts are type correct.
6114 2010-03-22 Richard Guenther <rguenther@suse.de>
6117 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6118 x * sqrt (x) even when optimizing for size if the target
6119 has native support for sqrt.
6121 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6123 * varasm.c (make_decl_rtl_for_debug): Also clear
6124 flag_mudflap for the duration of make_decl_rtl call.
6127 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6128 locs from preserved VALUEs.
6130 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6133 * pa.md (movmemsi): Set align to one if zero.
6134 (movmemdi): Likewise.
6136 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6139 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6140 with their corresponding prologue pushes.
6142 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6145 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6146 at the begining or end.
6147 (spu_expand_epilogue): Likewise.
6149 2010-03-20 Richard Guenther <rguenther@suse.de>
6151 PR rtl-optimization/43438
6152 * combine.c (make_extraction): Properly zero-/sign-extend an
6153 extraction of the low part of a CONST_INT. Also handle
6156 2010-03-19 Mike Stump <mikestump@comcast.net>
6158 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6159 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6160 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6162 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6165 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6168 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6170 PR rtl-optimization/42258
6171 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6172 use that may match DEF.
6175 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6176 the cost of loading the constant rather than assuming
6178 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6179 outer code is AND, do the same tests as the andsi3 expander and
6180 return COSTS_N_INSNS (1) if and is cheap.
6182 * optabs.c (avoid_expensive_constant): Fix formatting.
6184 2010-03-19 Michael Matz <matz@suse.de>
6187 * attribs.c (decl_attributes): When rebuilding a function pointer
6188 type use the same qualifiers as the original pointer type.
6190 2010-03-19 Martin Jambor <mjambor@suse.cz>
6192 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6193 and is_gimple_ip_invariant_address.
6195 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6198 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6200 * config/arm/arm.c (arm_override_options): Turn off
6201 flag_dwarf2_cfi_asm for AAPCS variants.
6203 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6206 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6207 Use PRE_MODIFY instead of PRE_DEC.
6208 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6209 (vfp_emit_fstmd): Likewise.
6211 2010-03-19 Michael Matz <matz@suse.de>
6214 * builtins.c (expand_builtin_interclass_mathfn,
6215 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6218 2010-03-19 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/43415
6221 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6222 (phi_translate_1): ... this.
6223 (phi_translate): Move all caching here. Cache all NARY
6224 and REFERENCE translations.
6226 2010-03-19 David S. Miller <davem@davemloft.net>
6228 With help from Eric Botcazou.
6229 * config/sparc/sparc.c: Include dwarf2out.h.
6230 (emit_pic_helper): Delete.
6231 (pic_helper_symbol_name): Delete.
6232 (pic_helper_emitted_p): Delete.
6233 (pic_helper_needed): New.
6234 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6235 (get_pc_thunk_name): New.
6236 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6237 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6238 Set pic_helper_needed to true. Don't call emit_pic_helper.
6239 (sparc_expand_prologue): Update load_pic_register call.
6240 (sparc_output_mi_thunk): Likewise.
6241 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6242 thunk if possible. Output CFI information as needed.
6244 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6245 Jack Howarth <howarth@bromo.med.uc.edu>
6248 * config/i386/i386.h: Fix ABI on darwin x86-32.
6250 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6252 * tree.h: Declare make_decl_rtl_for_debug.
6253 * varasm.c (make_decl_rtl_for_debug): New.
6254 * dwarf2out.c (rtl_for_decl_location): Call it.
6255 * cfgexpand.c (expand_debug_expr): Call it.
6257 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6260 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6264 * var-tracking.c (vt_init_cfa_base): Do nothing if
6265 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6267 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6270 * var-tracking.c (canonicalize_vars_star): New.
6271 (dataflow_post_merge_adjust): Use it.
6273 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6276 * var-tracking.c (non_suitable_const): New function.
6277 (add_uses): For DEBUG_INSNs with constants, don't record any
6278 value, instead just the constant value itself.
6279 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6280 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6281 (emit_notes_in_bb): Likewise.
6282 (emit_note_insn_var_location): For onepart variables if
6283 cur_loc is a VOIDmode constant, use DECL_MODE.
6285 2010-03-18 Martin Jambor <mjambor@suse.cz>
6288 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6289 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6290 all non-clones. Moved call redirection...
6291 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6292 (cgraph_materialize_all_clones): Dispose of all
6293 combined_args_to_skip bitmaps.
6294 (verify_cgraph_node): Do not check for edges pointing to wrong
6295 nodes in inline clones.
6296 * tree-inline.c (copy_bb): Call
6297 cgraph_redirect_edge_call_stmt_to_callee.
6298 * ipa.c (cgraph_remove_unreachable_nodes): Call
6299 cgraph_node_remove_callees even when there are used clones.
6301 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6303 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6305 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6308 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6311 2010-03-18 Michael Matz <matz@suse.de>
6314 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6315 into sqrt(x) if we need to preserve signed zeros.
6317 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6318 Eric Botcazou <ebotcazou@adacore.com>
6320 PR rtl-optimization/43360
6321 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6322 note if we don't know its invariant status.
6324 2010-03-18 Michael Matz <matz@suse.de>
6326 PR tree-optimization/43402
6327 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6328 PHI chains of ssa names registered for update.
6330 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6333 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6334 non-offsettable and pre_modify update addressing.
6335 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6336 and "2" alternatives "#".
6337 (*movdd_softfloat32): Make all alternatives "#";
6338 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6339 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6340 (*movdf_softfloat32): Make all alternatives "#";
6341 (movdi): Use the new DIFD mode iterator to create a common splitter
6342 for movdi, movdf and movdd patterns.
6344 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6346 * common.opt (dumpdir): Remove redundant tab.
6348 2010-03-17 Martin Jambor <mjambor@suse.cz>
6350 PR tree-optimization/43347
6351 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6352 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6354 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6356 PR rtl-optimization/42216
6357 * regrename.c (create_new_chain): New function, broken out from...
6358 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6359 appending a use to an empty chain.
6360 (build_def_use): Remove previous changes that convert OP_INOUT to
6361 OP_OUT operands; instead detect the case where an OP_INOUT operand
6362 uses a previously untracked register and create an empty chain for it.
6364 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6366 * doc/extend.texi (Function Attributes): Rewrite unfinished
6367 sentence in ms_abi documentation.
6369 2010-03-17 Alan Modra <amodra@gmail.com>
6371 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6372 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6373 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6374 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6376 2010-03-16 Richard Henderson <rth@redhat.com>
6379 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6380 (lower_try_finally): Save and restore eh_seq around the expansion
6383 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6385 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6386 statements before splitting block.
6388 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6390 * doc/sourcebuild.texi (Testsuites): Fix markup.
6391 Use pathnames relative to gcc/testsuite.
6392 (Test Directives): Move description of how timeout is determined.
6393 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6394 (C Tests): Correct gcc.misc-tests directory.
6395 Framework tests now live in gcc.test-framework.
6397 2010-03-16 Richard Guenther <rguenther@suse.de>
6400 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6401 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6403 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6404 Alexandre Oliva <aoliva@redhat.com>
6406 PR tree-optimization/42917
6407 * lambda-code.c (remove_iv): Skip debug statements.
6408 (lambda_loopnest_to_gcc_loopnest): Likewise.
6409 (not_interesting_stmt): Debug statements are not interesting.
6411 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6415 * cselib.c (cselib_preserve_constants,
6416 cfa_base_preserved_val): New static variables.
6417 (preserve_only_constants): New function.
6418 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6419 clear its REG_VALUES. If cselib_preserve_constants, don't
6420 empty the whole hash table, but preserve there VALUEs with constants,
6421 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6422 (cselib_preserve_cfa_base_value): New function.
6423 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6424 (cselib_init): Change argument to int bitfield. Set
6425 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6427 (cselib_finish): Clear cselib_preserve_constants and
6428 cfa_base_preserved_val.
6429 * cselib.h (enum cselib_record_what): New enum.
6430 (cselib_init): Change argument to int.
6431 (cselib_preserve_cfa_base_value): New prototype.
6432 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6433 * dse.c (dse_step1): Likewise.
6434 * cfgcleanup.c (thread_jump): Likewise.
6435 * sched-deps.c (sched_analyze): Likewise.
6436 * gcse.c (local_cprop_pass): Likewise.
6437 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6438 If FN is non-NULL, call the callback always and whenever it returns
6439 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6440 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6441 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6442 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6443 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6444 * var-tracking.c: Include recog.h.
6445 (bb_stack_adjust_offset): Remove.
6446 (vt_stack_adjustments): Don't call it, instead just gather the
6447 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6448 (adjust_stack_reference): Remove.
6449 (compute_cfa_pointer): New function.
6450 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6451 (struct adjust_mem_data): New type.
6452 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6454 (get_address_mode): New function.
6455 (replace_expr_with_values): Use it.
6456 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6457 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6458 (adjust_sets): Remove.
6459 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6460 Use get_address_mode.
6461 (get_adjusted_src): Remove.
6462 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6463 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6464 (add_with_sets): Don't call adjust_sets.
6465 (fp_setter, vt_init_cfa_base): New functions.
6466 (vt_initialize): Change return type to bool. Move most of pool etc.
6467 initialization to the beginning of the function from end. Pass
6468 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6469 If !frame_pointer_needed, call vt_stack_adjustment before mos
6470 vector is filled, call vt_init_cfa_base if argp/framep has been
6471 eliminated to sp. If frame_pointer_needed and argp/framep has
6472 been eliminated to hard frame pointer, set
6473 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6474 encountering fp setter in the prologue. For MO_ADJUST, call
6475 log_op_type before pusing the op into mos vector, not afterwards.
6476 Call adjust_insn before cselib_process_insn/add_with_sets,
6477 call cancel_changes (0) afterwards.
6478 (variable_tracking_main_1): Adjust for vt_initialize calling
6479 vt_stack_adjustments and returning whether it succeeded or not.
6481 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6483 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6486 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6488 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6490 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6491 drap_reg has not been set.
6493 2010-03-15 Michael Matz <matz@suse.de>
6496 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6497 use it to expand block copies.
6498 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6499 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6500 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6502 2010-03-15 Richard Guenther <rguenther@suse.de>
6504 PR tree-optimization/43367
6505 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6508 2010-03-15 Richard Guenther <rguenther@suse.de>
6510 PR tree-optimization/43317
6511 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6513 2010-03-15 Martin Jambor <mjambor@suse.cz>
6515 PR tree-optimization/43141
6516 * tree-sra.c (create_abstract_origin): New function.
6517 (modify_function): Call create_abstract_origin.
6519 2010-03-15 Chris Demetriou <cgd@google.com>
6521 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6524 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6527 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6528 call insert_out_of_ssa_copy for default definitions.
6530 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6532 * graphite-clast-to-gimple.c (my_long_long): Defined.
6533 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6534 * graphite-sese-to-poly.c (my_long_long): Defined.
6535 (scop_ivs_can_be_represented): Use it.
6537 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6539 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6540 graphite-max-bbs-per-function, and loop-block-tile-size.
6541 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6543 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6545 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6547 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6548 forward declaration.
6549 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6550 (add_upper_bounds_from_estimated_nit): New.
6551 (build_loop_iteration_domains): Use it.
6553 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6555 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6557 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6560 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6561 should be an INTEGER_CST. Also handle CASE_CONVERT.
6563 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6565 * graphite.c (graphite_initialize): To bound the number of bbs per
6566 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6567 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6568 * doc/invoke.texi: Document it.
6570 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6572 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6573 * graphite-sese-to-poly.h (build_poly_scop): Same.
6575 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6577 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6578 the number of parameters in the scop. Use as an upper bound
6579 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6580 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6581 * doc/invoke.texi: Document it.
6583 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6585 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6586 * doc/c-tree.texi: Remove.
6587 * doc/generic.texi: Merge c-tree.texi here.
6588 * doc/gccint.texi (Trees): Remove menu entry.
6589 (c-tree.texi): Remove @include.
6590 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6591 * doc/languages.texi (Reading RTL): Ditto.
6593 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6596 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6598 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6601 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6602 code added to work around reload clobbering CONST insns.
6604 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6606 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6607 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6608 (cselib_preserve_only_values): Remove retain argument, don't
6609 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6610 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6611 * var-tracking.c (micro_operation): Move insn field before union.
6612 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6613 (struct variable_tracking_info_def): Remove n_mos field, change
6614 mos into a vector of micro_operations.
6615 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6616 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6617 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6618 changing into a vector.
6619 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6620 come before all other uops generated by add_stores.
6621 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6623 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6624 a vector. Run just one pass over the bbs instead of separate counting
6625 and computation phase.
6626 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6629 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6630 into *nonlocalized_list vector.
6631 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6632 even if origin is non-NULL.
6633 (gen_variable_die): Likewise.
6634 (process_scope_var): Don't change origin.
6635 (gen_decl_die): Likewise.
6636 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6637 before adding new edges instead of after it, fix moving over
6640 2010-03-11 David S. Miller <davem@davemloft.net>
6642 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6644 * configure: Rebuild.
6646 2010-03-11 Martin Jambor <mjambor@suse.cz>
6648 PR tree-optimization/43257
6649 * tree.c (assign_assembler_name_if_neeeded): New function.
6650 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6652 * tree.h (assign_assembler_name_if_neeeded): Declare.
6653 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6654 the function if needed.
6656 2010-03-11 Chris Demetriou <cgd@google.com>
6658 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6659 include/stdint-gcc.h, and include/stdint.h world-readable.
6661 2010-03-11 Richard Guenther <rguenther@suse.de>
6663 PR tree-optimization/43255
6664 * tree-vrp.c (process_assert_insertions_for): Do not insert
6665 asserts for trivial conditions.
6667 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6669 PR tree-optimization/43280
6670 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6671 generation. Move calculation of size out of the if branch.
6672 (find_bswap): Modify compare number generation.
6674 2010-03-11 Richard Guenther <rguenther@suse.de>
6677 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6678 (input_gimple_stmt): Fixup handled component types during
6679 operand read. Also fix up decls in ADDR_EXPRs.
6681 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6683 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6684 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6686 2010-03-10 Jan Hubicka <jh@suse.cz>
6689 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6690 * varasm.c (get_variable_section): Don't do that here...
6691 (make_decl_rtl): ... and here.
6692 (do_assemble_alias): Produce decl RTL.
6693 (assemble_alias): Likewise.
6695 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6698 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6699 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6701 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6702 (based_loc_descr): Only express drap or vdrap regno based expressions
6703 using DW_OP_fbreg when not optimizing.
6704 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6705 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6706 REG_CFA_SET_VDRAP note.
6708 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6710 PR tree-optimization/43236
6711 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6712 error in calculation of base address in reverse iteration case.
6713 (generate_builtin): Take number of latch executions if the statement
6716 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6719 * tree-eh.c: Include pointer-set.h.
6720 (lower_eh_dispatch): Filter out duplicate case labels and
6721 remove the unneeded edge when the label is unused. Return
6722 true when some edges are removed.
6723 (execute_lower_eh_dispatch): When any lowering resulted in
6724 removing an edge, also delete unreachable blocks.
6726 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6729 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6730 UNSPEC_MACHOPIC_OFFSET.
6732 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6735 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6736 (m68k_delegitimize_address): New function.
6738 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6741 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6744 * var-tracking.c (adjust_sets): New function.
6745 (count_with_sets, add_with_sets): Use it.
6746 (get_adjusted_src): New inline function.
6747 (add_stores): Use it.
6750 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6751 call cselib_dummy_expand_value_rtx_cb instead of
6752 cselib_expand_value_rtx_cb.
6755 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6756 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6757 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6758 and .cfi_endproc around the pic thunks.
6759 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6760 all queued unwind info register saves are saved before the call.
6761 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6762 considered as sp-=4 for unwind info and the pop as sp+=4 which
6763 also clobbers dest, but doesn't actually restore it.
6766 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6767 RTX_FRAME_RELATED_P.
6769 2010-03-09 Jie Zhang <jie@codesourcery.com>
6771 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6772 whitespaces in output template.
6774 2010-03-09 Jie Zhang <jie@codesourcery.com>
6776 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6779 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6781 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6782 builtins.exp in a separate job.
6784 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6786 * graphite-sese-to-poly.c (add_param_constraints): Use
6787 lower_bound_in_type and upper_bound_in_type.
6789 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6791 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6792 instead of unsigned_type_node.
6794 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6795 Reza Yazdani <reza.yazdani@amd.com>
6798 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6799 on pointer type parameters.
6801 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6805 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6806 handle conversions from pointer to integers.
6807 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6808 induction variable, to be able to work with code generated by CLooG.
6809 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6810 (build_poly_scop): Bail out if we cannot codegen a loop.
6812 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6814 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6815 code generation with gloog_error.
6817 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6819 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6820 Call fold_convert on all the returned values.
6821 (expand_scalar_variables_expr): Pass to
6822 expand_scalar_variables_ssa_name the type of the resulting expression.
6824 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6826 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6827 ppl_min_for_le_pointset.
6828 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6829 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6831 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6833 * graphite-dependences.c (map_into_dep_poly): Removed.
6834 (dependence_polyhedron_1): Use combine_context_id_scat.
6836 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6838 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6839 (struct poly_bb): Same.
6840 (combine_context_id_scat): New.
6842 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6845 * sese.c (name_defined_in_loop_p): Return false for default
6848 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6850 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6851 and clean up the logic.
6853 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6855 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6858 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6860 * var-tracking.c (remove_cselib_value_chains): Define only for
6862 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6863 delete_slot_part, emit_notes_for_differences_1): Don't call
6864 remove_cselib_value_chains here.
6865 (set_slot_part, emit_notes_for_differences_2): Don't call
6866 add_cselib_value_chains here.
6867 (preserved_values): New vector.
6868 (preserve_value): New function.
6869 (add_uses, add_stores, vt_add_function_parameters): Use it
6870 instead of cselib_preserve_value.
6871 (changed_values_stack): New vector.
6872 (check_changed_vars_0): New function.
6873 (check_changed_vars_1, check_changed_vars_2): Use it.
6874 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6875 changed_values_stack VALUEs.
6876 (vt_emit_notes): For all preserved_values call
6877 add_cselib_value_chains. If ENABLE_CHECKING call
6878 remove_cselib_value_chains before verifying value_chains is empty.
6879 Initialize and free changed_values_stack.
6880 (vt_initialize): Initialize preserved_values.
6881 (vt_finalize): Free preserved_values.
6883 2010-03-08 Richard Guenther <rguenther@suse.de>
6885 PR tree-optimization/43269
6886 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6889 2010-03-08 Martin Jambor <mjambor@suse.cz>
6891 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6892 (ipa_is_param_called): Removed.
6893 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6894 (ipa_print_node_params): Do not print the called flag.
6895 (ipa_write_node_info): Do not stream the called flag.
6896 (ipa_read_node_info): Likewise.
6898 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6901 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6902 * cselib.c (struct expand_value_data): Add dummy field.
6903 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6905 (cselib_dummy_expand_value_rtx_cb): New function.
6906 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6908 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6909 * var-tracking.c: Include pointer-set.h.
6910 (variable): Change n_var_parts to char from int. Add
6911 cur_loc_changed and in_changed_variables fields.
6912 (variable_canonicalize): Remove.
6913 (shared_var_p): New inline function.
6914 (unshare_variable): Maintain cur_loc_changed and
6915 in_changed_variables fields. If var was in changed_variables,
6916 replace it there with new_var. Just copy cur_loc instead of
6917 resetting it to something else.
6918 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6919 (dataflow_set_union): Don't call variable_canonicalize.
6920 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6921 of their DEBUG_EXPR_TREE_DECLs.
6922 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6923 and in_changed_variables and cur_loc_changed is false.
6924 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6925 and cur_loc_changed. Don't update cur_loc here.
6926 (variable_merge_over_src): Don't call variable_canonicalize.
6927 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6928 removing loc that is equal to cur_loc, clear cur_loc,
6929 set cur_loc_changed and ensure variable_was_changed is called.
6930 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6931 compare pointers in cur_loc check, if it is equal to loc,
6932 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6933 (variable_different_p): Remove compare_current_location argument,
6934 don't compare cur_loc.
6935 (dataflow_set_different_1): Adjust variable_different_p caller.
6936 (variable_was_changed): If dv had some var in changed_variables
6937 already, reset in_changed_variables flag for it and propagate
6938 cur_loc_changed over to the new variable. On empty var
6939 always set cur_loc_changed. Set in_changed_variables on whatever
6940 var is added to changed_variables.
6941 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6942 Use shared_var_p. When removing loc that is equal to cur_loc,
6943 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6944 end, don't set it to something else, just call variable_was_changed.
6945 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6946 loc being removed, clear cur_loc and set cur_loc_changed.
6947 Set cur_loc_changed if all locations have been removed.
6948 (struct expand_loc_callback_data): New type.
6949 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6950 allocated. Always create SUBREGs if simplify_subreg failed.
6951 Prefer to use cur_loc, when that fails and still in
6952 changed_variables (and seen first time) recompute it. Set
6953 cur_loc_changed of variables which had to change cur_loc and
6954 compute elcd->cur_loc_changed if any of the subexpressions used
6955 had to change cur_loc.
6956 (vt_expand_loc): Adjust to pass arguments in
6957 expand_loc_callback_data structure.
6958 (vt_expand_loc_dummy): New function.
6959 (emitted_notes): New variable.
6960 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6961 that weren't used for any other decl in current
6962 emit_notes_for_changes call call vt_expand_loc_dummy to update
6963 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6964 first loc_chain location if NULL before. Always use just
6965 cur_loc instead of first loc_chain location. When cur_loc_changed
6966 is false, when not --enable-checking=rtl just don't emit any note.
6967 When rtl checking, compute the note and assert it is the same
6968 as previous note. Clear cur_loc_changed and in_changed_variables
6969 at the end before removing from changed_variables.
6970 (check_changed_vars_3): New function.
6971 (emit_notes_for_changes): Traverse changed_vars to call
6972 check_changed_vars_3 on each changed var.
6973 (emit_notes_for_differences_1): Clear cur_loc_changed and
6974 in_changed_variables. Recompute cur_loc of new_var.
6975 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6976 (vt_emit_notes): Initialize and destroy emitted_notes.
6978 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6980 PR rtl-optimization/42220
6981 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6982 Use verify_reg_tracked to determine if we should use OP_OUT rather
6984 (build_def_use): If we see an in-out operand for a register that we
6985 know nothing about, treat is an output if possible, fail the block if
6988 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6991 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6994 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6997 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6998 uses of relevant DEFs that are dead outside the loop too.
7000 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7002 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7004 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7006 * var-tracking.c (values_to_unmark): New variable.
7007 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7008 values_to_unmark vector. Moved body to...
7009 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7010 instead queue it into values_to_unmark vector.
7011 (vt_find_locations): Free values_to_unmark vector.
7013 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7015 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7016 (site.exp): Export them when plugins are enabled.
7018 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7021 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7023 (chrec_fold_multiply): Same.
7025 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7028 * c-decl.c (build_compound_literal): Return early if init is
7031 2010-03-04 Martin Jambor <mjambor@suse.cz>
7033 PR tree-optimization/43164
7034 PR tree-optimization/43191
7035 * tree-sra.c (type_consists_of_records_p): Reject records with
7036 zero-size bit-fields at the end.
7038 2010-03-04 Mike Stump <mikestump@comcast.net>
7040 * Makefile.in (TAGS): Remove *.y.
7042 2010-03-04 Richard Guenther <rguenther@suse.de>
7044 PR tree-optimization/40761
7045 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7047 (my_rev_post_order_compute): New function.
7048 (init_pre): Call it.
7050 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7053 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7054 decrease the cost of an IV candidate when the cost is infinite.
7056 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7058 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7059 Use '3DNow!' for the extension of that name, ensure normal space
7061 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7063 2010-03-03 Jeff Law <law@redhat.com>
7065 * PR middle-end/32693
7066 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7067 than gen_rtx_SUBREG.
7068 (extract_bit_field_1): Likewise.
7070 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7072 * doc/sourcebuild.texi (Test directives): Document that arguments
7073 include-opts and exclude-opts are now optional for dg-skip-if,
7074 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7076 2010-03-03 Jason Merrill <jason@redhat.com>
7079 * cgraph.h (varpool_node): Add extra_name field.
7080 * varpool.c (varpool_extra_name_alias): New.
7081 (varpool_assemble_decl): Emit extra name aliases.
7082 (varpool_mark_needed_node): Look past an extra name alias.
7083 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7084 * lto-streamer-in.c (lto_input_tree): Read it.
7085 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7087 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7089 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7090 (sparc*-*-solaris2*): ...this.
7092 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7095 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7096 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7097 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7098 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7101 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7102 fallthrough to default handling, just with want_address 0 instead of 2.
7103 For single element lists, add_AT_loc directly, otherwise create an
7104 artificial variable DIE and stick location list to it.
7107 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7108 (VAL_EXPR_HAS_REVERSE): Define.
7109 (reverse_op): New function.
7110 (add_stores): For reversible operations add an extra MO_VAL_USE.
7112 2010-03-02 Jason Merrill <jason@redhat.com>
7114 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7116 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7118 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7119 (sparc64-*-linux*): Likewise.
7120 (sparc64-*-solaris2*): Include assembler files before linker ones.
7121 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7122 * config/sparc/gas.h: Delete.
7123 * config/sparc/sol2-64.h: Add copyright notice.
7124 * config/sparc/sol2-gas-bi.h: Likewise.
7125 * config/sparc/sol2-gld.h: Likewise.
7126 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7127 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7128 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7129 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7130 (sparc_elf_asm_named_section): Rename into...
7131 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7133 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7135 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7137 2010-03-02 Jeff Law <law@redhat.com>
7140 * reload1.c (rtx_p, substitute_stack): Declare.
7141 (substitute): Record addresses of changed rtxs.
7142 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7143 Restore the original rtx when complete.
7144 (reload): Free subsitute_stack when complete.
7146 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7148 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7149 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7151 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7152 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7153 Torture Tests): Change from subsection to section.
7155 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7156 Steven Bosscher <steven@gcc.gnu.org>
7158 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7161 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7164 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7165 the assignment from the new induction variable to the assignment
7166 of the value from the original loop PHI function.
7168 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7169 Daniel Jacobowitz <dan@codesourcery.com>
7171 * doc/sourcebuild.texi (Test directives): Clarify options to
7174 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7176 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7177 Disable cfi directives unless GCC and gas agree on using read-only
7178 .eh_frame sections for 64-bit.
7179 * configure: Regenerate.
7181 2010-03-01 Richard Guenther <rguenther@suse.de>
7183 PR tree-optimization/43220
7184 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7185 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7187 2010-03-01 Richard Guenther <rguenther@suse.de>
7188 Martin Jambor <mjambor@suse.cz>
7191 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7192 gimplified parameters.
7194 2010-03-01 Christian Bruel <christian.bruel@st.com>
7196 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7198 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7200 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7202 2010-03-01 Richard Guenther <rguenther@suse.de>
7205 * expr.c (expand_assignment): Use the alias-oracle to tell
7206 if the rhs aliases the result decl.
7208 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7211 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7212 to sol_gt_pch_get_address.
7213 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7214 64-bit, SPARC and x86.
7215 (sol_gt_pch_get_address): New function.
7217 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7219 * toplev.h (inform_n, error_n): Declare.
7220 * diagnostic.c (inform_n, error_n): New function.
7222 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7224 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7225 has no rtl yet when processing local_decls, queue it and recheck
7226 if deferred stack allocation hasn't assigned it rtl.
7228 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7230 * config/sh/sh.c (unspec_bbr_uid): New.
7231 (gen_block_redirect): Use it instead of INSN_UID.
7232 (gen_far_branch): Likewise.
7234 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7236 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7237 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7239 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7241 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7242 (Warning Options): -Wno-conversion-null is valid for
7243 Objective-C++ as well.
7244 * doc/tm.texi (Named Address Spaces): Likewise.
7245 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7246 * doc/tree-ssa.texi (Tree SSA): Likewise.
7248 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7251 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7252 by default. Don't set the default arch for
7253 i[34567]86-*-darwin*|x86_64-*-darwin*.
7255 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7258 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7259 default. Set the default 32bit/64bit archs with $with_arch
7260 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7262 2010-02-27 Richard Guenther <rguenther@suse.de>
7264 PR tree-optimization/43186
7265 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7266 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7267 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7268 unroller iterations.
7270 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7272 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7273 required and i[34567]86-*-* targets don't support 64bit ISA.
7275 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7278 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7281 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7283 * config.gcc: Set the default arch at least to Prescott for
7284 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7285 if SSE math is enabled.
7287 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7289 * diagnostic.c (diagnostic_initialize): Update.
7290 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7292 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7293 (diagnostic_inhibit_notes): New.
7294 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7296 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7299 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7300 * doc/standards.texi: Likewise.
7301 * doc/extend.texi: Likewise.
7302 * doc/trouble.texi: Likewise.
7303 * doc/cppopts.texi: Likewise.
7304 * doc/install.texi: Likewise.
7305 * c.opt (std=c90,std=gnu90): New options.
7306 * c-opts.c (c_common_handle_option): Handle them.
7308 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7311 * c-decl.c (undeclared_variable): Use an informative note.
7313 2010-02-26 Richard Guenther <rguenther@suse.de>
7315 PR tree-optimization/43186
7316 * gimple.h (gimple_fold): Remove.
7317 * gimple.c (gimple_fold): Remove. Inline into single user ...
7318 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7319 Try harder for conditions.
7321 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7324 * function.c (used_types_insert): Don't skip through named pointer
7325 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7326 and it is different from the main variant's type.
7328 2010-02-26 Nick Clifton <nickc@redhat.com>
7330 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7332 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7334 * config.gcc: Support --with-fpmath=sse for x86.
7336 * config/i386/ssemath.h: New.
7338 * doc/install.texi (--with-fpmath=sse): Documented.
7340 2010-02-26 Richard Guenther <rguenther@suse.de>
7342 PR tree-optimization/43188
7343 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7344 vector types of over-aligned element type.
7346 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7349 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7350 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7352 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7354 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7356 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7358 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7359 * var-tracking.c: Include diagnostic.h.
7360 (debug_dv): New function.
7361 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7364 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7365 (add_value_chain, add_value_chains, remove_value_chain,
7366 remove_value_chains): Handle DEBUG_EXPRs.
7367 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7370 * regcprop.c (struct queued_debug_insn_change): New type.
7371 (struct value_data_entry): Add debug_insn_changes field.
7372 (struct value_data): Add n_debug_insn_changes field.
7373 (debug_insn_changes_pool): New variable.
7374 (free_debug_insn_changes, apply_debug_insn_changes,
7375 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7376 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7377 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7379 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7381 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7382 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7383 changes, call cprop_find_used_regs via note_stores.
7384 (copyprop_hardreg_forward): When copying vd from predecessor
7385 which has any queued DEBUG_INSN changes, make sure the pointers are
7386 cleared. At the end call df_analyze and then if there are any
7387 DEBUG_INSN changes queued at the end of some basic block for still
7388 live registers, apply them.
7389 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7391 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7393 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7396 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7398 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7399 targets. Set the default with_cpu/with_arch from arch/cpu.
7400 Allow x86-64 and native for with_cpu/with_arch.
7402 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7404 * ebitmap.c: Change calls to verify_popcount with calls to
7405 sbitmap_verify_popcount.
7406 (ebitmap_clear_bit): Fixed map->cacheindex test and
7407 map>cache update when bit clearing results in an empty
7410 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7413 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7414 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7415 and support both V2DF and V2DI modes.
7416 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7417 support both V2DF and V2DI modes.
7418 (general): Delete trailing whitespace from a few patterns.
7420 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7421 V2DF/V2DI interleave high/low builtins.
7423 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7426 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7427 interleave high/low functions.
7429 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7431 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7432 #pragma extern_prefix.
7434 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7437 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7438 BLKmode, assert op0 is a MEM and just adjust its mode.
7441 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7442 if bitpos isn't multiple of mode's bitsize.
7444 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7446 * c.opt (-ftemplate-depth=): New.
7447 (-ftemplate-depth-): Deprecate.
7448 * optc-gen.awk: Handle -ftemplate-depth=.
7449 * opth-gen.awk: Likewise.
7450 * c-opts.c (c_common_handle_option): Likewise.
7451 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7453 2010-02-24 Jason Merrill <jason@redhat.com>
7455 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7457 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7459 * cfg.c (alloc_aux_for_block): Remove inline.
7460 (alloc_aux_for_edge): Likewise.
7462 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7464 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7466 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7468 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7469 * config/i386/sol2-gas.h: New file.
7470 * config.gcc (i[34567]86-*-solaris2*): Use it.
7472 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7475 * c-typeck.c (ep_convert_and_check): New.
7476 (build_conditional_expr): Use it.
7477 (build_binary_op): Likewise.
7479 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7481 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7484 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7485 bounds even for -O+.
7486 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7487 expr needs to have DECL_NAME set.
7489 2010-02-24 Nick Clifton <nickc@redhat.com>
7491 * config/mep/mep.c: Include gimple.h.
7492 (mep_function_uses_sp): Delete unused function.
7493 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7494 parameters. Use unsigned integers to count args. Return a
7495 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7497 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7500 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7501 greater or equal to nelt instead of 2 * nelt.
7502 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7505 2010-02-23 Jason Merrill <jason@redhat.com>
7508 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7509 in cfun->local_decls even if they have register types.
7512 * stor-layout.c (place_field): Don't warn about unnecessary
7513 DECL_PACKED if the type is packed.
7515 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7518 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7519 GOTOFF relocs, even when the base reg isn't pic pointer.
7521 2010-02-23 Michael Matz <matz@suse.de>
7524 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7525 (expand_gimple_basic_block): Generate and use debug temps if there
7526 are debug uses left after the last real use of TERed ssa names.
7527 Unlink debug immediate uses when they are expanded.
7529 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7532 * config/i386/i386.c (override_options): Reorganise to provide
7533 better error messages.
7535 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7538 * graphite-scop-detection.c (create_single_exit_edge): Move
7539 the call to find_single_exit_edge to....
7540 (create_sese_edges): ...here. Don't handle multiple edges
7541 exiting the function.
7542 (build_graphite_scops): Don't handle multiple edges
7543 exiting the function.
7545 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7548 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7549 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7551 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7554 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7556 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7559 * c-typeck.c (convert_arguments): Print declaration location.
7560 * c-common.c (validate_nargs): Rename as
7561 builtin_function_validate_nargs.
7562 (check_builtin_function_arguments): Update.
7564 2010-02-22 Richard Guenther <rguenther@suse.de>
7567 * tree-inline.c (declare_return_variable): Use the type of
7568 the call stmt lhs if available.
7570 2010-02-22 Duncan Sands <baldrick@free.fr>
7572 * passes.c (register_pass): Always consider all pass lists when
7573 ref_pass_instance_number is zero.
7575 2010-02-22 Richard Guenther <rguenther@suse.de>
7577 PR tree-optimization/42749
7578 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7579 parameter. Do arithmetic in the original type.
7580 (update_accumulator_with_ops): Likewise.
7581 (adjust_accumulator_values): Adjust.
7583 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7585 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7586 (QI to BLKmode splitter): New splitter.
7588 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7590 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7591 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7593 2010-02-22 Richard Guenther <rguenther@suse.de>
7595 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7597 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7599 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7600 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7601 ($(T)crti.o, $(T)crtn.o): Remove rules.
7603 2010-02-21 Tobias Burnus <burnus@net-b.de>
7606 * doc/invoke.texi (-fassociative-math): Document that this
7607 option is automatically enabled for Fortran.
7609 2010-02-20 David S. Miller <davem@davemloft.net>
7611 * configure.ac: Test if linker and assembler properly support
7612 GOTDATA_OP relocations.
7613 * configure: Rebuild.
7614 * config.in: Likewise.
7615 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7616 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7617 (movsi_high_pic): Likewise.
7618 (movdi_lo_sum_pic): Likewise.
7619 (movdi_high_pic): Likewise.
7620 (movsi_pic_gotdata_op): New pattern.
7621 (movdi_pic_gotdata_op): Likewise.
7622 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7623 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7625 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7628 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7629 attribute to ssemul.
7630 (xop_mulv2div2di3_high): Ditto.
7632 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7635 * c.opt (Wconversion-null): New option.
7636 * doc/invoke.texi (Wconversion-null): Document.
7638 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7640 * common.opt (Wlarger-than-): Add Undocumented.
7642 2010-02-19 Mike Stump <mikestump@comcast.net>
7644 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7646 2010-02-19 Jason Merrill <jason@redhat.com>
7649 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7650 * configure: Likewise.
7652 2010-02-20 Alan Modra <amodra@gmail.com>
7655 * cgraph.h (cgraph_make_decl_local): Declare.
7656 * cgraph.c (cgraph_make_decl_local): New function.
7657 (cgraph_make_node_local): Use it.
7658 * cgraphunit.c (cgraph_function_versioning): Likewise.
7659 * ipa.c (function_and_variable_visibility): Likewise.
7661 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7664 * except.c (sjlj_emit_function_enter): Don't call
7665 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7667 * rtl.h (add_reg_br_prob_note): Remove prototype.
7669 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7672 * c-common.c (conversion_warning): Remove widening conversions
7673 before checking the conversion of integers to reals.
7675 2010-02-19 Mike Stump <mikestump@comcast.net>
7678 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7681 * cgraphunit.c (process_function_and_variable_attributes): Check
7682 DECL_PRESERVE_P instead of looking up attribute "used".
7683 * ipa-pure-const.c (check_decl): Likewise.
7684 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7685 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7686 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7687 instead of attribute "used".
7688 * config/sol2-c.c (solaris_pragma_init): Likewise.
7689 (solaris_pragma_fini): Likewise.
7691 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7693 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7694 Use XCNEW instead of xcalloc.
7695 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7696 XNEW instead of xmalloc.
7697 (get_fields): Use XNEWVEC instead of xmalloc.
7700 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7701 populate vars array.
7702 (create_new_general_access): For debug stmts just reset value.
7703 (get_stmt_accesses): For accesses within debug stmts just record them
7704 using add_access_to_acc_sites instead of preventing the peeling or
7705 counting them as accesses.
7708 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7710 2010-02-19 Richard Guenther <rguenther@suse.de>
7712 PR tree-optimization/42916
7713 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7716 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7718 * configure.ac: Replace all uses of changequote in macro arguments
7719 with proper quoting.
7721 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7724 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7726 2010-02-19 Richard Guenther <rguenther@suse.de>
7728 PR tree-optimization/42944
7729 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7730 test for aliasing with errno.
7732 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7735 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7736 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7737 * dojump.c: Include output.h.
7738 (inv): New inline function.
7739 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7740 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7741 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7742 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7743 argument, pass it down to other calls.
7744 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7745 add REG_BR_PROB note to the conditional jump.
7746 * cfgexpand.c (add_reg_br_prob_note): Removed.
7747 (expand_gimple_cond): Don't call it, add the probability
7748 as last argument to jumpif_1/jumpifnot_1.
7749 * Makefile.in (dojump.o): Depend on output.h.
7750 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7752 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7753 * stmt.c (do_jump_if_equal): Likewise.
7754 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7755 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7756 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7758 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7759 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7760 jumpifnot_1 callers.
7761 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7763 (store_expr): Adjust jumpifnot caller.
7764 (store_constructor): Adjust jumpif caller.
7767 * gimplify.c (gimple_boolify): For __builtin_expect call
7768 gimple_boolify also on its first argument.
7770 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7772 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7774 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7775 * configure: Regenerated.
7777 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7779 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7780 lang_hooks.types_compatible_p instead of comptypes.
7782 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7784 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7785 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7786 if __prefer_thumb__ is defined.
7788 2010-02-18 Martin Jambor <mjambor@suse.cz>
7790 PR tree-optimization/43066
7791 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7792 array with zero-sized element type.
7794 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7796 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7797 rtx, allocate struct var_loc_node here and return it to the
7798 caller, and only if it is actually needed.
7799 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7800 move it earlier and return immediately if it returns NULL.
7802 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7804 * config/sparc/gas.h: New file. Restore
7805 TARGET_ASM_NAMED_SECTION to its ELF default.
7806 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7808 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7809 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7810 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7811 after sparc/sysv4.h.
7813 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7815 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7817 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7819 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7820 patterns from predicated pattern.
7822 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7825 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7826 for insn mnemonic suffix.
7828 2010-02-17 Richard Guenther <rguenther@suse.de>
7830 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7833 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7836 * caller-save.c (save_call_clobbered_regs): If BB ends with
7837 a DEBUG_INSN, move any notes in between last real insn and the last
7838 DEBUG_INSN after the last DEBUG_INSN.
7840 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7842 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7843 Fix return type. Fix argument type. Explain meaning of return value.
7845 2010-02-16 Richard Guenther <rguenther@suse.de>
7847 PR tree-optimization/41043
7848 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7849 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7851 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7853 2010-02-16 Ira Rosen <irar@il.ibm.com>
7855 PR tree-optimization/43074
7856 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7857 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7858 vectorizable cycles in hybrid SLP check.
7859 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7861 2010-02-16 Richard Guenther <rguenther@suse.de>
7863 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7864 (true_dependence): If memrefs_conflict_p computes must-alias
7865 trust it. Move TBAA check after offset-based disambiguation.
7866 (canon_true_dependence): Likewise.
7868 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7870 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7871 * doc/invoke.texi: Document it.
7872 * var-tracking.c: Include toplev.h and params.h.
7873 (vt_find_locations): Return bool indicating success. Compute
7874 hash sizes unconditionally. Check new parameter, report.
7875 (variable_tracking_main_1): Check vt_find_locations results and
7876 retry. Renamed from...
7877 (variable_tracking_main): ... this. New wrapper to preserve
7878 flag_var_tracking_assignments.
7879 * Makefile.in (var-tracking.o): Adjust dependencies.
7881 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7882 Jakub Jelinek <jakub@redhat.com>
7885 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7886 if weak_import attribute is present.
7887 * config/darwin.c (machopic_select_section): Likewise.
7889 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7891 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7892 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7893 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7894 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7896 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7899 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7902 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7903 Rewrite text to refer to the names.
7905 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7907 * config/i386/i386-builtin-types.def
7908 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7909 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7910 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7911 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7912 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7913 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7914 IX86_BUILTIN_VPERMIL2PS256.
7915 (MULTI_ARG_4_DF2_DI_I): Defined.
7916 (MULTI_ARG_4_DF2_DI_I1): Defined.
7917 (MULTI_ARG_4_SF2_SI_I): Defined.
7918 (MULTI_ARG_4_SF2_SI_I1): Defined.
7919 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7920 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7921 __builtin_ia32_vpermil2ps256.
7922 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7923 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7924 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7925 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7926 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7927 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7928 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7929 CODE_FOR_xop_vpermil2v8sf3.
7930 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7931 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7932 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7933 (_mm256_permute2_pd): New.
7934 (_mm_permute2_ps): New.
7935 (_mm256_permute2_ps): New.
7937 2010-02-15 Nick Clifton <nickc@redhat.com>
7939 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7940 boolean parameters. Use emit_jump_insn when emitting a pop
7941 instruction containing a return insn.
7942 (push): Use 'true' rather than '1' as second parameter to F.
7943 (h8300_expand_prologue): Likewise.
7944 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7945 (h8300_expand_epilogue): Likewise.
7947 2010-02-15 Richard Guenther <rguenther@suse.de>
7950 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7953 2010-02-15 Nick Clifton <nickc@redhat.com>
7955 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7958 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7960 * intl.c (fake_ngettext): New function.
7961 * intl.h (fake_ngettext): Declare.
7962 (ngettext): Define macro.
7963 * collect2.c (notice_translated): New function.
7964 (main): Use notice_translated and ngettext.
7965 * collect2.h (notice_translated): Declare.
7967 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7969 * reorg.c (delete_computation): Comment fixes.
7970 * caller-save.c (setup_save_areas): Idem.
7971 * sel-sched-dump.c (dump_lv_set): Idem.
7974 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7976 * config/s390/s390.c (s390_sched_init): New function.
7977 (TARGET_SCHED_INIT): Target hook defined.
7979 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7980 Jack Howarth <howarth@bromo.med.uc.edu>
7981 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7984 Partial revert of unintended change in fix for PR41605.
7985 * config/darwin.h: Fix typo.
7986 * config/darwin9.h: Same.
7988 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7990 * c-pch.c (pch_init): Clear v.
7992 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7995 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7996 graphite_can_represent_init for MULT_EXPR.
7998 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8002 * graphite-sese-to-poly.c (remove_phi): New.
8003 (translate_scalar_reduction_to_array): Call remove_phi.
8005 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8008 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8009 * graphite-clast-to-gimple.h (gloog): Update declaration.
8010 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8011 * graphite-poly.h (struct poly_bb): Add missing comments.
8012 (struct scop): Add poly_scop_p field.
8014 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8015 * graphite.c (graphite_transform_loops): Build the polyhedral
8016 representation for each scop before code generation.
8017 * sese.c (rename_variables_in_operand): Removed.
8018 (rename_variables_in_expr): Return the renamed expression.
8019 (rename_sese_parameters): New.
8020 * sese.h (rename_sese_parameters): Declared.
8022 2010-02-11 Richard Guenther <rguenther@suse.de>
8024 PR tree-optimization/42998
8025 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8026 POINTER_PLUS_EXPR properly.
8028 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8029 Changpeng Fang <changpeng.fang@amd.com>
8032 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8033 the cost of an IV candidate when the IV is used in a test against zero.
8035 * gcc.dg/tree-ssa/ivopts-3.c: New.
8037 2010-02-11 Richard Guenther <rguenther@suse.de>
8040 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8041 pointer-vs-decl case by swapping refs. Handle some cases
8042 of pointer-vs-decl disambiguations more conservatively.
8043 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8044 to false after expanding.
8046 2010-02-11 Richard Guenther <rguenther@suse.de>
8049 * gcc.c (process_command): Handle LTO file@offset case more
8052 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8054 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8055 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8057 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8059 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8060 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8061 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8062 Optimize eq/ne comparisons when both arguments are known to be
8064 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8065 Don't mask operands unnecessarily if they are known to be already
8068 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8070 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8073 2010-02-10 Richard Guenther <rguenther@suse.de>
8075 PR tree-optimization/43017
8076 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8077 for wrapping signed arithmetic.
8079 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8082 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8083 if no debug info should be emitted for it.
8085 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8087 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8088 note when flag_exceptions is set.
8090 2010-02-10 Duncan Sands <baldrick@free.fr>
8092 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8094 2010-02-10 Richard Guenther <rguenther@suse.de>
8097 * tree.c (get_unwidened): Handle constants.
8098 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8100 2010-02-10 Martin Jambor <mjambor@suse.cz>
8103 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8104 check for variable argument counts independently.
8106 2010-02-10 Christian Bruel <christian.bruel@st.com>
8109 * config/sh/sh.c (find_barrier): Increase length for non delayed
8110 conditional branches.
8112 2010-02-10 Christian Bruel <christian.bruel@st.com>
8114 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8116 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8118 * builtins.c (set_builtin_user_assembler_name): Also handle
8119 ffs if int is smaller than word.
8121 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8124 * ira-conflicts.c (get_dup): Remove.
8125 (process_reg_shuffles): Add new parameter. Use it as an
8126 additional guard for copy generation.
8127 (add_insn_allocno_copies): Rewrite.
8129 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8131 * common.opt (fsched2-use-traces): Preserved for backward
8133 * doc/invoke.texi: Remove the documentation about option
8134 -fsched2-use-traces.
8135 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8136 flag_sched2_use_traces.
8137 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8138 the backward compatibility flag section.
8140 2010-02-09 Richard Guenther <rguenther@suse.de>
8142 PR tree-optimization/43008
8143 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8144 make HEAP variables initialized from global memory if they
8145 are not known builtin functions.
8146 (find_func_aliases): Adjust.
8148 2010-02-09 Richard Guenther <rguenther@suse.de>
8150 PR tree-optimization/43000
8151 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8152 arithmetic manually.
8154 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8156 PR tree-optimization/42931
8157 * tree-loop-linear.c (try_interchange_loops): Don't call
8158 double_int_mul if estimated_loop_iterations failed.
8160 2010-02-08 Martin Jambor <mjambor@suse.cz>
8163 * tree-sra.c (build_accesses_from_assign): Do not mark in
8164 should_scalarize_away_bitmap if stmt has volatile ops.
8165 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8168 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8170 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8172 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8174 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8177 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8180 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8182 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8185 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8186 to unknown_dependence.
8187 (graphite_legal_transform_dr): Handle the unknown_dependence.
8188 (graphite_carried_dependence_level_k): Same.
8190 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8192 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8194 2010-02-07 Richard Guenther <rguenther@suse.de>
8197 * expr.c (get_inner_reference): Always initialize *pbitsize.
8199 2010-02-07 Richard Guenther <rguenther@suse.de>
8202 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8203 new ARRAY_REFs on variable size element or minimal index arrays.
8205 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8206 gimple_fold_indirect_ref.
8208 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8211 * arm.c (arm_override_options): Just return if the user has specified
8212 an invalid fpu name.
8214 2010-02-03 Jason Merrill <jason@redhat.com>
8217 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8218 i386_pe_maybe_record_exported_symbol.
8220 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8223 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8224 (pa_delegitimize_address): New function.
8226 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8228 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8229 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8231 2010-02-05 Richard Guenther <rguenther@suse.de>
8234 * lto-streamer-in.c (get_resolution): Deal with references
8235 to undefined functions.
8237 2010-02-05 Richard Guenther <rguenther@suse.de>
8239 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8240 (fold_const_aggregate_ref): Likewise.
8241 (ccp_fold_stmt): Substitute loads.
8242 (maybe_fold_reference): Verify types before substituting.
8244 (fold_gimple_assign): Unshare properly.
8245 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8247 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8249 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8250 for rs6000_gen_cell_microcode.
8252 2010-02-04 Richard Guenther <rguenther@suse.de>
8254 PR rtl-optimization/42952
8255 * dse.c (const_or_frame_p): Remove MEM handling.
8257 2010-02-04 Nick Clifton <nickc@redhat.com>
8259 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8260 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8261 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8262 (mn10300_asm_output_mi_thunk): New function.
8263 (mn10300_can_output_mu_thunk): New function.
8264 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8265 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8266 (FUNCTION_ARG): Delete incorrect comment.
8268 2010-02-03 Jason Merrill <jason@redhat.com>
8271 * fold-const.c (operand_equal_p): Handle erroneous types.
8273 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8275 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8277 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8279 PR rtl-optimization/42941
8280 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8283 2010-02-03 Jason Merrill <jason@redhat.com>
8286 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8288 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8291 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8292 (cselib_reset_table): Renamed from...
8293 (cselib_reset_table_with_next_value): ... this.
8294 (cselib_get_next_uid): Renamed from...
8295 (cselib_get_next_unknown_value): ... this.
8296 * cselib.c (next_uid): Renamed from...
8297 (next_unknown_value): ... this.
8298 (cselib_clear_table): Adjust.
8299 (cselib_reset_table): Adjust. Renamed from...
8300 (cselib_reset_table_with_next_value): ... this.
8301 (cselib_get_next_uid): Adjust. Renamed from...
8302 (cselib_get_next_unknown_value): ... this.
8303 (get_value_hash): Use hash.
8304 (cselib_hash_rtx): Likewise.
8305 (new_cselib_val): Adjust. Set and dump uid.
8306 (cselib_lookup_mem): Pass next_uid as hash.
8307 (cselib_subst_to_values): Likewise.
8308 (cselib_log_lookup): Dump uid.
8309 (cselib_lookup): Pass next_uid as hash. Adjust.
8310 (cselib_process_insn): Adjust.
8311 (cselib_init): Initialize next_uid.
8312 (cselib_finish): Adjust.
8313 (dump_cselib_table): Likewise.
8314 * dse.c (canon_address): Dump value uid.
8315 * print-rtl.c (print_rtx): Print value uid.
8316 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8318 (dv_uid): New function, sort of renamed from...
8319 (dv_htab_hash): ... this, reimplemented in terms of it and...
8320 (dv_uid2hash): ... this. New.
8321 (variable_htab_eq): Drop excess assertions.
8322 (tie_break_pointers): Removed.
8323 (canon_value_cmp): Compare uids.
8324 (variable_post_merge_New_vals): Print uids.
8325 (vt_add_function_parameters): Adjust.
8326 (vt_initialize): Reset table. Adjust.
8328 2010-02-03 Richard Guenther <rguenther@suse.de>
8330 PR tree-optimization/42944
8331 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8332 (call_may_clobber_ref_p_1): Likewise. Properly handle
8333 malloc and calloc clobbering errno.
8335 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8337 * doc/invoke.texi: Fix name of sched1 dump.
8339 * opts.c (decode_options): Set flag_tree_switch_conversion
8340 only conditionally on optimize >= 2.
8342 * gcse.c: Assorted comment fixes in pass description.
8344 2010-02-03 Anthony Green <green@moxielogic.com>
8346 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8347 nop padding in order to maintain alignment of storage location of
8348 target function address.
8349 (moxie_trampoline_init): Store target function address at newly
8351 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8353 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8355 2010-02-03 Richard Guenther <rguenther@suse.de>
8358 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8360 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8362 * config.gcc: Reenable check for obsolete targets.
8363 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8364 mips-sgi-irix6.[0-4]*.
8366 2010-02-02 Nick Clifton <nickc@redhat.com>
8368 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8369 constant size of 4 as being the same as 0.
8370 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8371 can take values in the range 0..4.
8373 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8376 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8377 as _darwin10_Unwind_FindEnclosingFunction().
8378 * libgcc-libsystem.ver: New.
8380 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8383 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8384 implicitly set registers.
8386 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8388 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8389 (arm_override_options): Allow automatic selection of the thread
8390 pointer register if thumb2.
8391 (legitimize_pic_address): Improve code sequences for Thumb2.
8392 (arm_call_tls_get_addr): Likewise.
8393 (legitimize_tls_address): Likewise.
8394 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8395 (pic_load_addr_32bit): ... this. New named pattern.
8396 * thumb2.md (pic_load_addr_thumb2): Delete.
8397 (pic_load_dot_plus_four): Delete.
8398 (tls_load_dot_plus_four): New named pattern.
8400 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8403 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8404 Document fix for TLS bug.
8406 2010-01-31 Richard Guenther <rguenther@suse.de>
8408 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8409 conservatively correct.
8411 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8415 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8417 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8419 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8421 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8423 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8425 * config.gcc: Adjust order of makefile fragments for mingw targets.
8427 2010-01-31 Richard Guenther <rguenther@suse.de>
8430 * gimplify.c (gimplify_init_constructor): For volatile LHS
8431 initialize a temporary.
8433 2010-01-31 Matthias Klose <doko@ubuntu.com>
8435 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8437 * configure: Regenerate.
8439 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8441 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8442 the same alias set and their sizes different constantness.
8443 (aliasing_component_refs_p): Revert 2009-10-24 change.
8445 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8447 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8450 2010-01-29 Richard Guenther <rguenther@suse.de>
8452 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8453 Assert we successfully updated the call.
8455 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8457 PR rtl-optimization/42889
8458 * df.h (df_set_bb_dirty_nonlr): New prototype.
8459 * df-core.c (df_set_bb_dirty_nonlr): New function.
8460 * df-scan.c (df_insn_rescan): Call it instead of
8461 df_set_bb_dirty for DEBUG_INSNs.
8463 2010-01-29 Richard Guenther <rguenther@suse.de>
8466 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8467 quadratic behavior in most cases.
8469 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8472 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8473 in the call to gen_x86_movsicc_0_m1.
8475 2010-01-28 Richard Guenther <rguenther@suse.de>
8477 PR tree-optimization/42871
8478 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8480 2010-01-28 Richard Guenther <rguenther@suse.de>
8482 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8483 into call arguments.
8485 2010-01-28 Richard Guenther <rguenther@suse.de>
8488 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8489 the forwarder if the destination is an EH landing pad.
8491 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8493 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8494 block list passed to gimple_duplicate_sese_tail.
8495 (parallelize_loops): Avoid parallelization when the function
8497 Avoid parallelization when the preheader is IRREDUCIBLE.
8498 Try to optimize when estimated_loop_iterations_int is unresolved.
8499 Add the loop's location to the dump file.
8500 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8501 (gimple_duplicate_sese_tail): Remove the check for the latch.
8502 Redirect nexits to the exit block.
8503 Remove handling of the incoming edges to the latch.
8504 Redirect the backedge from the copied latch to the exit bb.
8506 2010-01-28 Michael Matz <matz@suse.de>
8509 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8510 Wrap force_reg into a sequence, emit it before user.
8512 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8514 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8516 (arm_legacy_rev): Likewise.
8517 (thumb_legacy_rev): Likewise.
8519 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8521 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8522 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8523 on MEM's address failed, try avoid_constant_pool_reference and
8524 recurse if it returned something different.
8525 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8526 address, try avoid_constant_pool_reference and recurse if it
8527 returned something different.
8528 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8529 address and avoid_constant_pool_reference returned something
8530 different, don't set have_address.
8532 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8535 * var-tracking.c (val_store): Add modified argument, obey it.
8537 (count_uses): Move down logging of main.
8538 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8539 don't need resolution.
8540 (emit_notes_in_bb): Likewise.
8542 2010-01-27 Richard Guenther <rguenther@suse.de>
8545 * tree-inline.c (remap_decl): Delay remapping of SSA name
8546 default definitions until we need them.
8548 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8550 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8551 (rs6000_delegitimize_address): New function.
8553 * config/s390/s390.c (s390_delegitimize_address): Call
8554 delegitimize_mem_from_attrs.
8557 * tree-inline.c (cannot_copy_type_1): Removed.
8558 (copy_forbidden): Don't forbid copying of functions containing
8559 records/unions with variable length fields.
8561 2010-01-27 Christian Bruel <christian.bruel@st.com>
8565 * config/sh/sh.c (find_barrier): Increase length for non delayed
8566 conditional branches.
8568 2010-01-27 Matthias Klose <doko@ubuntu.com>
8570 * configure.ac (gnu-unique-object): Fix ldd version check.
8571 * configure: Regenerate.
8573 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8575 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8577 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8578 Test for HAVE_GNU_AS value.
8580 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8582 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8583 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8584 INT64_TYPE): Define.
8585 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8586 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8587 INT_LEAST64_TYPE): Define.
8588 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8589 UINT_LEAST64_TYPE): Define.
8590 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8591 INT_FAST64_TYPE): Define.
8592 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8593 UINT_FAST64_TYPE): Define.
8594 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8595 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8596 (SIG_ATOMIC_TYPE): Define.
8598 2010-01-26 Richard Guenther <rguenther@suse.de>
8600 * df-scan.c (df_scan_set_bb_info): Remove assert.
8601 (df_insn_rescan_debug_internal): Merge asserts.
8602 (df_install_ref): Likewise.
8603 (df_mark_reg): Use bitmap_set_range.
8604 (df_hard_reg_used_p): Remove assert.
8605 (df_hard_reg_used_count): Likewise.
8607 2010-01-26 Richard Guenther <rguenther@suse.de>
8609 PR rtl-optimization/42685
8610 * web.c (web_main): Ignore DEBUG_INSNs.
8612 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8614 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8616 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8617 Fix types of fndecl and arglist parameters.
8619 2010-01-26 Richard Guenther <rguenther@suse.de>
8622 * tree-eh.c (unsplit_eh): Skip debug insns.
8624 2010-01-26 Richard Guenther <rguenther@suse.de>
8626 PR tree-optimization/42250
8627 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8629 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8632 * omp-low.c (expand_omp_sections): Only use single_pred if
8633 l2_bb is single_pred_p.
8635 2010-01-25 Christian Bruel <christian.bruel@st.com>
8638 * config/sh/sh.c (find_barrier): Increase length for non delayed
8639 conditional branches.
8640 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8642 2010-01-24 David S. Miller <davem@davemloft.net>
8644 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8645 define if not using GAS.
8646 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8647 Likewise. Delete SECTION_MERGE code, which is only applicable
8650 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8653 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8654 mangling of va_list in system headers.
8656 2010-01-23 Toon Moene <toon@moene.org>
8658 * tree-predcom.c (combine_chains): Return NULL, not false.
8660 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8662 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8663 initialization of variable res to agree with return type.
8665 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8667 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8668 * tree-sra.c: Add include of expr.h.
8670 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8672 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8673 insert the debug stmt on the single non-EH edge from the stmt.
8675 2010-01-22 Richard Henderson <rth@redhat.com>
8678 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8679 the RHS until after generate_subtree_copies has insertted its
8680 code before the current statement.
8682 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8684 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8686 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8688 2010-01-21 Martin Jambor <mjambor@suse.cz>
8690 PR tree-optimization/42585
8691 * tree-sra.c (struct access): New field grp_total_scalarization.
8692 (dump_access): Dump the new field.
8693 (should_scalarize_away_bitmap): New variable.
8694 (cannot_scalarize_away_bitmap): Likewise.
8695 (sra_initialize): Allocate new bitmaps.
8696 (sra_deinitialize): Free new bitmaps.
8697 (create_access_1): New function.
8698 (create_access): Parts moved to create_access_1.
8699 (type_consists_of_records_p): New function.
8700 (completely_scalarize_record): Likewise.
8701 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8702 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8703 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8705 (analyze_all_variable_accesses): Completely scalarize small eligible
8708 2010-01-21 Martin Jambor <mjambor@suse.cz>
8710 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8712 2010-01-21 Andrew Haley <aph@redhat.com>
8714 * gcc.c (process_command): Move lang_specific_driver before
8715 setting cc_libexec_prefix.
8717 2010-01-21 Richard Guenther <rguenther@suse.de>
8720 * fold-const.c (negate_expr_p): Pretend only negative
8721 real constants are easily negatable.
8723 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8724 Jason Merrill <jason@redhat.com>
8726 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8727 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8728 * calls.c (initialize argument_information): Handle it.
8729 * c-common.c (handle_transparent_union_attribute): Use new name.
8730 * c-decl.c (finish_struct): Ditto.
8731 * c-typeck.c (type_lists_compatible_p): Ditto.
8732 (convert_for_assignment): Use new name and also handle record.
8733 * function.c (aggregate_value_p): Handle it.
8734 (pass_by_reference): Ditto.
8735 (assign_parm_data_types): Ditto.
8736 * print-tree.c (print_node): Ditto.
8737 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8738 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8739 * tree.c (first_field): New fn.
8741 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8744 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8745 even when linking statically, for now.
8747 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8750 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8751 without a cselib val.
8752 (count_uses): Accept MO_VAL_SET with no val on stores.
8753 (add_stores): Likewise.
8755 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8757 * var-tracking.c (check_value_val): Add a compile time assertion.
8758 (dv_is_decl_p): Simplify.
8759 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8760 gcc_assert if ENABLE_CHECKING.
8762 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8765 * var-tracking.c: Include tree-flow.h.
8766 (mem_dies_at_call): New.
8767 (dataflow_set_preserve_mem_locs): Use it.
8768 (dataflow_set_remove_mem_locs): Likewise.
8769 (dump_var): Renamed from dump_variable. Adjust all callers.
8770 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8771 * Makefile.in (var-tracking.o): Adjust deps.
8773 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8775 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8777 2010-01-20 Richard Guenther <rguenther@suse.de>
8779 PR tree-optimization/42717
8780 * tree-ssa-dce.c (get_live_post_dom): Remove.
8781 (forward_edge_to_pdom): Take an arbitrary edge to copy
8782 degenerate PHI args from.
8783 (remove_dead_stmt): Use the first post-dominator even if it
8784 does not contain live statements as redirection destination.
8786 2010-01-20 Richard Guenther <rguenther@suse.de>
8788 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8790 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8792 * sel-sched.c (create_speculation_check): Remove set but not used
8794 (try_transformation_cache): Remove set but not used variable ds.
8795 (calculate_privileged_insns): Remove set but not used variables
8796 cur_insn and min_spec_insn.
8797 (find_best_expr): Remove set but not used variable avail_n.
8798 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8800 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8802 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8803 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8806 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8809 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8810 cpu types. Add support for *-sse3 cpu types.
8811 (x86_64-*-*): Ditto.
8813 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8816 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8817 argument, call initializer_constant_valid_p_1 instead of
8818 initializer_constant_valid_p, pass CACHE to it, return NULL
8819 immediately if first call returns NULL.
8820 (initializer_constant_valid_p_1): New function.
8821 (initializer_constant_valid_p): Use it.
8823 2010-01-20 Thomas Quinot <quinot@adacore.com>
8825 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8827 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8829 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8830 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8831 (loc_list_from_tree): Don't handle unsigned division. Handle
8832 signed modulo using DW_OP_{over,over,div,mul,minus}.
8833 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8834 modulo instead of signed.
8836 2010-01-20 DJ Delorie <dj@redhat.com>
8838 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8840 (h8300_emit_stack_adjustment): Propogate it.
8842 (h8300_expand_prologue): Likewise.
8843 (h8300_expand_epilogue): Likewise.
8845 2010-01-19 Michael Matz <matz@suse.de>
8847 PR tree-optimization/41783
8848 * tree-data-ref.c (toplevel): Include flags.h.
8849 (dump_data_dependence_relation): Also dump the inputs if the
8850 result will be unknown.
8851 (split_constant_offset_1): Look through some conversions.
8852 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8853 the offset from last element is too large.
8854 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8855 (reassociate_to_the_same_stmt): Handle vector registers.
8856 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8858 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8859 wide_prolog_niters argument, emit widening instructions.
8860 (vect_do_peeling_for_alignment): Adjust caller, use widened
8861 variant of the iteration cound.
8862 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8864 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8867 * config/arm/neon-testgen.m (emit_automatics): New parameter
8868 features. Adjust for Fixed_return_reg feature.
8869 (test_intrinsic): Call emit_automatics with new feature.
8870 * config/arm/neon.ml: Update copyright years.
8871 (features): New Fixed_return_reg feature.
8872 (ops): Update feature for Vget_low.
8874 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8876 PR tree-optimization/42719
8877 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8881 * fwprop.c (all_uses_available_at): Return false if def_set dest
8882 is a REG that is used in def_insn.
8884 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8886 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8888 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8891 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8893 * target.h (struct gcc_target) <secondary_reload>: Change type
8894 of last argument to secondary_reload_info *.
8896 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8899 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8900 memory references with unaligned offsets. Remove CQImode handling.
8901 (unaligned_memory_operand): Return 1 for memory references with
8902 unaligned offsets. Remove CQImode handling.
8904 2010-01-18 Richard Guenther <rguenther@suse.de>
8907 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8910 2010-01-18 Richard Guenther <rguenther@suse.de>
8912 PR tree-optimization/42781
8913 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8914 restrict processing only if the original variable was artificial.
8916 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8918 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8919 find number of popped argument bytes.
8921 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8922 Fix the text that describes the return value for invalid insns.
8924 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8926 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8927 Clarify what 'cost of the -dependence' is. Fix quoting.
8929 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8930 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8932 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8934 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8935 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8937 2010-01-17 Richard Guenther <rguenther@suse.de>
8940 * function.c (split_complex_args): Take a VEC to modify.
8941 (assign_parms_augmented_arg_list): Build a VEC instead of
8942 a chain of PARM_DECLs.
8943 (assign_parms_unsplit_complex): Take a VEC of arguments.
8944 Do not fixup unmodified parms.
8945 (assign_parms): Deal with the VEC.
8946 (gimplify_parameters): Likewise.
8948 2010-01-17 Richard Guenther <rguenther@suse.de>
8950 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8951 node existence check.
8952 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8953 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8954 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8955 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8956 (gimple_execute_on_growing_pred): Likewise.
8958 2010-01-17 Richard Guenther <rguenther@suse.de>
8960 PR tree-optimization/42773
8961 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8962 (compute_antic_aux): Likewise.
8963 (compute_partial_antic_aux): Likewise.
8965 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8968 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8971 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8973 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8976 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8977 Fix markup for strict argument.
8979 (TARGET_SCHED_REORDER2): Fix argument types.
8981 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8982 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8984 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8985 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8987 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8990 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8991 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8992 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8993 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8994 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8996 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8998 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9000 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9001 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9003 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9005 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9008 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9010 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9011 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9013 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9015 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9017 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9018 referring to it. Fix language.
9020 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9022 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9024 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9026 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9028 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9029 '@var{stream}. Remove stray 'and'.
9031 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9033 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9035 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9037 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9038 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9040 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9041 Fix description of return value.
9042 Rename argument "sz" to "len."
9044 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9045 Clarify meaning of 'true' return value.
9047 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9049 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9050 rep_mode versus mode_rep.
9052 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9054 (TARGET_BUILTIN_DECL): Fix name.
9056 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9058 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9060 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9062 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9064 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9066 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9069 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9070 Rename argument tm_fn to md_fn.
9072 (TARGET_OPTION_PRINT): Fix argument list.
9074 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9077 * config/i386/i386.c (ix86_fixup_binary_operands):
9078 Revert FMA4 fixup of operands.
9080 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9083 * Makefile.in (write_entries_to_file, install-plugin):
9084 Use \012 instead of \n with tr.
9086 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9088 * configure.ac (HAVE_AS_REF): New C macro.
9089 * configure: Regenerate.
9090 * config.in: Likewise.
9091 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9093 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9096 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9098 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9100 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9102 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9104 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9106 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9108 (TARGET_BINDS_LOCAL_P): Fix argument type.
9110 (TARGET_ASM_FILE_END): Use prototype.
9112 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9114 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9116 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9118 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9120 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9121 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9123 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9124 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9126 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9127 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9128 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9129 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9131 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9133 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9135 (TARGET_INIT_BUILTINS): Use prototype.
9137 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9138 Put 'const char *' in braces. Fix parameter types.
9139 (TARGET_INVALID_CONVERSION): Fix parameter types.
9140 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9141 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9143 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9146 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9148 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9150 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9152 * doc/tm.texi (TARGET_HELP): Fix return type.
9154 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9155 in braces. Fix argument types.
9157 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9159 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9161 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9163 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9164 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9166 (TARGET_MANGLE_TYPE): Fix argument types.
9168 (TARGET_IRA_COVER_CLASSES): Use prototype.
9170 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9172 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9174 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9176 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9178 (TARGET_CALLEE_COPIES): Fix argument types.
9180 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9182 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9184 (TARGET_FUNCTION_VALUE): Fix argument types.
9186 (TARGET_RETURN_IN_MSB): Fix argument type.
9188 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9190 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9192 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9194 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9195 agree with return type.
9197 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9199 2010-01-15 Jing Yu <jingyu@google.com>
9201 PR rtl-optimization/42691
9202 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9203 a pseudo to a constant and are merged, and adjust comments.
9205 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9207 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9209 2010-01-15 Richard Guenther <rguenther@suse.de>
9212 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9213 labels of computed or non-local gotos to the destination.
9214 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9215 landing pad label is the first label.
9217 2010-01-15 Richard Guenther <rguenther@suse.de>
9219 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9221 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9224 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9225 to allow generation of the xssqrtdp instruction on power7.
9226 (sqrtdf2_fpr): Ditto.
9228 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9231 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9232 functions with noreturn attribute.
9235 * varasm.c (declare_weak): Add weak attribute to decl if it
9236 doesn't have one already.
9237 (assemble_external): Only add decls to weak_decls if they also
9238 have weak attribute.
9240 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9242 * var-tracking.c (var_reg_delete): Don't delete the association
9243 between REGs and values or one-part variables if the register
9246 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9249 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9250 because its first operand is a non-localized variable.
9252 2010-01-14 Martin Jambor <mjambor@suse.cz>
9254 PR tree-optimization/42706
9255 * tree-sra.c (encountered_recursive_call): New variable.
9256 (encountered_unchangable_recursive_call): Likewise.
9257 (sra_initialize): Initialize both new variables.
9258 (callsite_has_enough_arguments_p): New function.
9259 (scan_function): Call decl and flags check only for IPA-SRA, check
9260 whether there is a recursive call and whether it has enough arguments.
9261 (all_callers_have_enough_arguments_p): New function.
9262 (convert_callers): Look for recursive calls only when
9263 encountered_recursive_call is set.
9264 (ipa_early_sra): Bail out either if
9265 !all_callers_have_enough_arguments_p or
9266 encountered_unchangable_recursive_call.
9268 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9270 * sel-sched.c: Add 2010 to copyright years.
9271 * sel-sched-ir.c: Likewise.
9272 * sel-sched-ir.h: Likewise.
9274 2010-01-14 Martin Jambor <mjambor@suse.cz>
9276 PR tree-optimization/42714
9277 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9278 constructors specially.
9280 2010-01-14 Andi Kleen <ak@linux.intel.com>
9282 * config/i386/drivers-i386.c (detect_caches_intel):
9283 Add l2sizekb parameter and fill in.
9284 (host_detect_local_cpu): Add l2sizekb, fill in.
9285 Add Atom small cache heuristic.
9287 2010-01-14 Andi Kleen <ak@linux.intel.com>
9289 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9290 Add level3 parameter and fill in.
9291 (detect_caches_intel): Handle level3 cache.
9293 2010-01-14 Andi Kleen <ak@linux.intel.com>
9295 * config/i386/drivers-i386.c (host_detect_local_cpu):
9296 Fix core duo detection.
9298 2010-01-14 Andi Kleen <ak@linux.intel.com>
9300 * config/i386/drivers-i386.c (host_detect_local_cpu):
9303 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9305 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9306 (rs6000_variable_issue_1): this. Use...
9307 (rs6000_variable_issue): here. Reimplement. Print debug info.
9309 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9311 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9312 sel_restore_notes. Update all callers. Call reemit_notes
9315 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9317 PR rtl-optimization/42246
9318 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9321 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9323 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9324 all successors is the same as number of successors in current region.
9326 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9328 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9329 to rename is not separable. Otherwise check that its LHS is not NULL.
9331 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9333 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9335 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9337 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9338 available registers when failed to discover LHS register class.
9339 Fix indentation. Update comment.
9341 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9342 Alexander Monakov <amonakov@ispras.ru>
9344 PR rtl-optimization/42389
9345 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9347 (advance_state_on_fence): Likewise.
9348 (sel_target_adjust_priority): Print debug output only when
9349 sched_verbose >= 4, not 2.
9350 (get_expr_cost): Do not issue all unique insns on the next cycle.
9351 (fill_insns): Initialize can_issue_more from the value saved
9353 * sel-sched-ir.c (flist_add): New parameter issue_more.
9354 Init FENCE_ISSUE_MORE with it.
9355 (merge_fences): Likewise.
9356 (init_fences): Update call to flist_add.
9357 (add_to_fences, add_clean_fence_to_fences)
9358 (add_dirty_fence_to_fences): Likewise.
9359 (move_fence_to_fences): Update call to merge_fences.
9360 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9362 * sel-sched-ir.h (struct _fence): New field issue_more.
9363 (FENCE_ISSUE_MORE): New accessor macro.
9365 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9367 PR rtl-optimization/42388
9368 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9369 that have no predecessors nor successors. Do not call move_bb_info
9370 for empty blocks outside of current region.
9372 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9374 PR rtl-optimization/42294
9375 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9376 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9377 originators' originators.
9379 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9381 PR rtl-optimization/39453
9382 PR rtl-optimization/42246
9383 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9385 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9387 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9388 Alexander Monakov <amonakov@ispras.ru>
9391 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9392 (maybe_tidy_empty_bb): ... here. Make static. Add new
9393 argument. Update all callers.
9394 (tidy_control_flow): ... and here. Recompute topological order
9395 of basic blocks in region if necessary.
9396 (sel_redirect_edge_and_branch): Change return type. Return true
9397 if topological order might have been invalidated.
9398 (purge_empty_blocks): Export and move from...
9399 * sel-sched.c (purge_empty_blocks): ... here.
9400 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9401 (maybe_tidy_empty_bb): Delete prototype.
9402 (purge_empty_blocks): Declare.
9404 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9406 PR rtl-optimization/42249
9407 * sel-sched.c (try_replace_dest_reg): When chosen register
9408 and original register is the same, do not bail out early, but
9409 still check all original insns for validity of replacing destination
9410 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9413 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9416 Port from no-undefined-overflow branch:
9417 2009-03-09 Richard Guenther <rguenther@suse.de>
9419 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9421 2010-01-14 Richard Guenther <rguenther@suse.de>
9424 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9426 2010-01-14 Ira Rosen <irar@il.ibm.com>
9428 PR tree-optimization/42709
9429 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9430 as scalar type in creation of constant vector operand.
9432 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9435 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9436 (check-parallel-%): Match `testsuite' directory component only
9439 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9441 PR translation/39521
9442 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9445 2010-01-13 Richard Guenther <rguenther@suse.de>
9447 PR tree-optimization/42730
9448 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9451 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9454 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9455 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9458 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9460 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9461 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9462 ___umulsi3_highpart.
9464 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9465 rather than schedule_insns if the pass is enabled.
9467 2010-01-13 Martin Jambor <mjambor@suse.cz>
9469 PR tree-optimization/42704
9470 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9473 2010-01-13 Martin Jambor <mjambor@suse.cz>
9475 PR tree-optimization/42703
9476 * tree-sra.c (analyze_access_subtree): Check that we can build a
9477 reference to the original data within the aggregate.
9479 2010-01-13 Richard Guenther <rguenther@suse.de>
9481 PR tree-optimization/42705
9482 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9484 2010-01-13 Richard Guenther <rguenther@suse.de>
9487 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9489 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9492 * var-tracking.c (values_to_unmark): New variable.
9493 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9494 values_to_unmark vector. Moved body to...
9495 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9496 instead queue it into values_to_unmark vector.
9497 (vt_find_locations): Free values_to_unmark vector.
9499 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9501 * config/s390/s390.c (override_options): Set
9502 default of max-pending-list-length to 256
9504 2010-01-13 Richard Guenther <rguenther@suse.de>
9507 * tree-pass.h (PROP_gimple_lcx): New.
9508 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9509 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9510 before the final cleanup_eh.
9511 (dump_properties): Dump PROP_gimple_lcx.
9512 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9513 (tree_lower_complex_O0): Remove.
9514 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9515 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9516 tree_lower_complex, schedule TODO_update_ssa.
9517 * lto-streamer-out.c (output_function): Stream the functions
9519 * lto-streamer-in.c (input_function): Likewise.
9520 (lto_read_body): Do not override them here.
9522 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9525 * c-typeck.c (build_c_cast): Fold value cast to union type before
9526 wrapping it in a CONSTRUCTOR.
9528 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9530 PR rtl-optimization/42699
9531 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9534 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9536 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9537 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9538 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9539 SUBTARGET_WARN_UNUSED_SPEC): ... here
9540 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9542 2010-01-12 Julian Brown <julian@codesourcery.com>
9544 * config/arm/neon-schedgen.ml (Utils): Don't try to
9545 open missing module.
9546 (find_with_result): New.
9548 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9551 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9552 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9554 PR tree-optimization/42645
9555 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9556 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9557 decl_map, set processing_debug_stmt to -1 and return name without
9560 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9562 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9563 binutils version, and reword target configuration description.
9565 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9567 * config/avr/avr.h (LINKER_NAME): Remove.
9569 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9572 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9573 that support VSX, warn for -mno-altivec if vsx is not disabled,
9576 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9577 Shujing Zhao <pearly.zhao@oracle.com>
9579 PR translation/42469
9580 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9581 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9582 character between option name and help text.
9583 * c.opt (imultilib): Likewise.
9585 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9587 * lto-streamer-out.c (output_unreferenced_globals): Output static
9590 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9592 PR rtl-optimization/42621
9593 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9594 optimizing for size.
9595 (duplicate_computed_gotos): Remove now-redundant check.
9597 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9600 * configure.ac: Save and restore LDFLAGS and LIBS
9601 * configure: Regenerate.
9603 2010-01-10 Richard Guenther <rguenther@suse.de>
9606 * builtins.c (fold_builtin_strlen): Add type argument and
9607 convert the resulting length to it.
9608 (fold_builtin_1): Adjust.
9610 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9612 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9613 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9615 (num_insns_constant_wide): Adjust for that change.
9617 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9620 * web.c (union_defs): Add used argument, to combine uses of
9622 (entry_register): Adjust type and tests of used argument.
9623 (web_main): Widen used for new use. Pass it to union_defs.
9624 * df.h (union_defs): Adjust prototype.
9626 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9629 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9630 uses in new incoming argument. Free body.
9631 (reset_debug_uses_in_loop): New.
9632 (analyze_insn_to_expand_var): Call the latter if the former found
9633 anything. Fix whitespace. Reject invalid dest overlaps before
9634 going through all insns in the loop.
9636 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9639 * haifa-sched.c (dying_use_p): Debug insns don't count.
9641 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9644 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9645 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9646 (verify_gimple_call): Reject LHS in noreturn calls.
9648 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9652 * tree-vect-loop-manip.c (adjust_info): New type.
9653 (adjust_vec): New pointer to vector.
9654 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9655 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9656 (slpeel_update_phis_for_duplicate_loop): Use them.
9657 (slpeel_update_phi_nodes_for_guard1): Likewise.
9658 (slpeel_update_phi_nodes_for_guard2): Likewise.
9659 (slpeel_tree_peel_loop_to_edge): Likewise.
9660 (vect_update_ivs_after_vectorizer): Likewise.
9662 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9664 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9665 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9667 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9669 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9670 bogus uninitialized warning.
9672 2010-01-09 Richard Guenther <rguenther@suse.de>
9675 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9676 the evolution is compatible with the initial condition.
9678 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9680 * gcc.c (process_command): Update copyright notice dates.
9681 * gcov.c (print_version): Likewise.
9682 * gcov-dump.c (print_version): Likewise.
9683 * mips-tfile.c (main): Likewise.
9684 * mips-tdump.c (main): Likewise.
9686 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9689 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9691 (rotlhi3_8): Delete.
9693 (rotlsi3_8): Delete.
9694 (rotlsi3_16): Delete.
9695 (rotlsi3_24): Delete.
9697 (*rotw<mode>3): New.
9698 (*rotb<mode>3): New.
9699 * config/avr/avr.c (avr_rotate_bytes): New function.
9700 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9702 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9705 * configure.ac: Modify -rdynamic check.
9706 * configure: Regenerate.
9708 2010-01-08 DJ Delorie <dj@redhat.com>
9710 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9711 register popping order.
9713 2010-01-08 Richard Guenther <rguenther@suse.de>
9716 * c.opt (fsigned-char): Also let LTO handle this option.
9717 (funsigned-char): Likewise.
9719 2010-01-07 Richard Guenther <rguenther@suse.de>
9721 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9722 (gimple_op): Likewise.
9723 (gimple_op_ptr): Likewise.
9724 (gimple_assign_set_lhs): Remove gcc_assert.
9725 (gimple_assign_set_rhs1): Likewise.
9726 (gimple_assign_set_rhs2): Likewise.
9727 (gimple_call_set_lhs): Likewise.
9728 (gimple_call_set_fn): Likewise.
9729 (gimple_call_set_fndecl): Likewise.
9730 (gimple_call_fndecl): Likewise.
9731 (gimple_call_return_type): Likewise.
9732 (gimple_call_set_chain): Likewise.
9733 (gimple_call_num_args): Likewise.
9734 (gimple_call_set_arg): Likewise.
9735 (gimple_cond_set_code): Likewise.
9736 (gimple_cond_set_lhs): Likewise.
9737 (gimple_cond_set_rhs): Likewise.
9738 (gimple_cond_set_true_label): Likewise.
9739 (gimple_cond_set_false_label): Likewise.
9740 (gimple_label_set_label): Likewise.
9741 (gimple_goto_set_dest): Likewise.
9742 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9743 (gimple_debug_bind_get_value): Likewise.
9744 (gimple_debug_bind_get_value_ptr): Likewise.
9745 (gimple_debug_bind_set_var): Likewise.
9746 (gimple_debug_bind_set_value): Likewise.
9747 (gimple_debug_bind_reset_value): Likewise.
9748 (gimple_debug_bind_has_value_p): Likewise.
9749 (gimple_return_retval_ptr): Remove gcc_assert.
9750 (gimple_return_retval): Likewise.
9751 (gimple_return_set_retval): Likewise.
9752 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9753 (safe_referenced_var_iterator): Remove.
9754 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9755 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9756 (fill_referenced_var_vec): Remove.
9757 (first_readonly_imm_use): Remove redundant gcc_assert.
9758 (phi_arg_index_from_use): Combine gcc_asserts.
9759 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9760 (first_imm_use_stmt): Remove redundant gcc_assert.
9761 * tree-cfg.c (verify_gimple_call): Verify function and chain
9762 operands. Verify arguments.
9763 (verify_types_in_gimple_stmt): Verify condition code and labels.
9765 2010-01-07 Richard Guenther <rguenther@suse.de>
9767 PR tree-optimization/42641
9768 * sese.c (rename_map_elt_info): Use the SSA name version, do
9771 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9773 PR tree-optimization/42625
9774 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9775 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9777 2010-01-07 Duncan Sands <baldrick@free.fr>
9779 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9781 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9784 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9785 note itself is not function_invariant_p.
9787 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9789 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9790 Do not add the DF_NOTE problem.
9791 * store-motion.c (execute_rtl_store_motion): Likewise.
9793 2010-01-07 Martin Jambor <mjambor@suse.cz>
9795 PR tree-optimization/42157
9796 * tree-sra.c (compare_access_positions): Stabilize sort if both
9797 accesses have integer types, return zero immediately if they are the
9800 2010-01-06 Richard Henderson <rth@redhat.com>
9803 * haifa-sched.c (add_to_note_list): Merge into ...
9804 (concat_note_lists): ... here, and ...
9805 (unlink_other_notes, rm_other_notes): Merge into...
9806 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9807 NOTE_INSN_EPILOGUE_BEG.
9809 2010-01-06 Richard Guenther <rguenther@suse.de>
9811 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9812 not inline regular functions into always-inline functions.
9814 2010-01-06 Nick Clifton <nickc@redhat.com>
9816 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9817 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9819 (OVERRIDE_OPTIONS): Delete.
9820 (OPTIMIZATION_OPTIONS): Define.
9821 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9822 * config/rx/rx.c (rx_handle_option): Issue an error message if
9823 -mcpu=rx200 and -fpu are used together.
9824 (rx_set_optimization_options): New function. Issue an error
9825 message if an optimization attribute attempts to reset the FPU/
9826 math optimization pairing.
9827 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9828 * config/rx/rx.opt: Set the default to 32-bit doubles.
9829 * config/rx/t-rx: Add multilibs for -nofpu option.
9830 * doc/invoke.texi: Update documentation of RX options.
9832 2010-01-06 Richard Guenther <rguenther@suse.de>
9834 * tree-ssa-pre.c (name_to_id): New global.
9835 (alloc_expression_id): Simplify SSA name handling.
9836 (lookup_expression_id): Likewise.
9837 (init_pre): Zero name_to_id.
9838 (fini_pre): Free it.
9840 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9842 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9844 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9847 * config/i386/sse.md (smaxv2di3): New.
9848 (umaxv2di3): Likewise.
9849 (sminv2di3): Likewise.
9850 (uminv2di3): Likewise.
9852 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9855 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9856 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9857 (legitimize_tls_address): Likewise.
9858 (sparc_tls_referenced_p): Likewise.
9859 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9860 and adjust calls to legitimize_pic_address.
9861 (legitimate_constant_p) Use sparc_tls_referenced_p.
9862 (legitimate_pic_operand_p): Likewise.
9863 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9864 (sparc_tls_symbol_ref_1): Delete.
9865 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9866 (legitimize_tls_address): Make static, handle CONST patterns.
9867 (legitimize_pic_address): Make static, remove unused parameter and
9868 adjust recursive calls.
9869 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9870 and adjust call to legitimize_pic_address.
9871 (sparc_output_mi_thunk): Likewise.
9873 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9874 H.J. Lu <hongjiu.lu@intel.com>
9877 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9878 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9879 operands to make them signed.
9882 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9885 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9886 GTU to GT for V4SI and V2DI.
9888 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9889 (umin<mode>3): Removed.
9891 (uminv4si3): Likewise.
9893 2010-01-05 Martin Jambor <mjambor@suse.cz>
9895 PR tree-optimization/42462
9896 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9897 current_function_decl to helper functions and macros.
9899 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9902 * flags.h: Don't include real.h.
9903 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9904 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9905 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9906 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9907 * dominance.c: Update copyright.
9908 * gimple.c (walk_gimple_op): Remove inline.
9909 * tree-ssa-reassoc.c: Include real.h.
9910 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9911 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9913 2010-01-05 Nick Clifton <nickc@redhat.com>
9915 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9916 register to push into the stack frame when the accumulator has to
9917 be saved during interrupts.
9919 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9921 * doc/invoke.texi: Remove the documentation about option
9923 * common.opt (Wunreachable-code): Preserved for backward
9925 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9926 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9927 the backward compatibility flag section.
9929 2010-01-05 Richard Guenther <rguenther@suse.de>
9931 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9933 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9936 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9938 PR tree-optimization/42508
9939 * tree-sra.c (convert_callers): Check for recursive call
9940 by comparing cgraph nodes instead of decls.
9941 (modify_function): Call ipa_modify_formal_parameters also
9942 on all same_body aliases.
9944 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9945 cgraph nodes when checking for same_body aliases.
9947 2010-01-05 Richard Guenther <rguenther@suse.de>
9949 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9950 allocation and lookup.
9951 (get_or_alloc_expr_for_constant): Likewise.
9952 (phi_translate): Sink allocation.
9954 2010-01-04 Richard Guenther <rguenther@suse.de>
9956 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9957 a new entry only if needed.
9958 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9959 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9961 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9963 (phi_translate): Handle CONSTANTs early.
9965 2010-01-04 Martin Jambor <mjambor@suse.cz>
9967 PR tree-optimization/42398
9968 * tree-sra.c (struct access): Removed flag grp_different_types.
9969 (dump_access): Do not dump the removed flag.
9970 (sort_and_splice_var_accesses): Do not set the removed flag.
9971 (sra_modify_expr): Check for type compatibility directly.
9973 2010-01-04 Martin Jambor <mjambor@suse.cz>
9975 PR tree-optimization/42366
9976 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9977 edges with variable number of parameters.
9978 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9979 flag instead of asserting it.
9980 (ipa_read_node_info): Read uses_analysis_done flag.
9982 2010-01-04 Richard Guenther <rguenther@suse.de>
9984 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9985 iterative_hash_* as intended.
9986 (vn_reference_compute_hash): Likewise. Simplify hashing
9988 (vn_reference_lookup_2): Likewise.
9989 (vn_nary_op_compute_hash): Likewise.
9990 (vn_phi_compute_hash): Likewise.
9991 (expressions_equal_p): Remove strange code.
9992 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9993 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9994 (bitmap_insert_into_set_1): Take value-id as parameter.
9995 (add_to_value): Pass it.
9996 (bitmap_insert_into_set): Likewise.
9997 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9999 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10002 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10003 (do_self_spec): For switches with SWITCH_IGNORE set set also
10004 SWITCH_IGNORE_PERMANENTLY.
10005 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10008 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10010 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10011 tree of an unreferenced global var.
10013 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10016 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10017 GTU to GT for V4SI and V2DI.
10019 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10020 (umin<mode>3): Removed.
10022 (uminv4si3): Likewise.
10024 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10027 * collect2.c (main): Turn on trace in collect2 if -v is passed
10030 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10032 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10033 description of expression operand.
10035 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10037 * configure.ac: Add install-html to target_list for Make-hooks.
10038 * configure: Regenerate.
10039 * fortran/Make-lang.in (F95_HTMLFILES): New.
10040 (fortran.html): Use it.
10041 (fortran.install-html): New.
10042 * Makefile.in (install-html): Add lang.install-html.
10043 * java/Make-lang.in (JAVA_HTMLFILES): New.
10044 (java.html): Use it.
10045 (java.install-html): New.
10046 * objc/Make-lang.in (objc.install-html): New.
10047 * objcp/Make-lang.in (obj-c++.install-html): New.
10048 * cp/Make-lang.in (c++.install-html): New.
10049 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10050 * lto/Make-lang.in (lto.install-html): New.
10052 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10055 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10057 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10059 PR rtl-optimization/41862
10060 * store-motion.c (store_killed_in_insn, compute_store_table,
10061 remove_reachable_equiv_notes, replace_store_insn,
10062 build_store_vectors): Ignore all DEBUG_INSNs.
10064 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10067 * common.opt: Add dumpdir.
10069 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10071 (option_map): Add --dumpdir.
10073 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10075 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10077 * opts.c (decode_options): Try dump_dir_name first if
10078 dump_base_name isn't an absolute path.
10079 (common_handle_option): Handle OPT_dumpdir.
10081 * toplev.c (dump_dir_name): New.
10082 (print_switch_values): Also ignore -dumpdir.
10084 * toplev.h (dump_dir_name): New.
10086 2010-01-03 Richard Guenther <rguenther@suse.de>
10088 PR tree-optimization/42589
10089 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10090 double-word expansion of bswap32.
10092 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10094 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10095 with BLOCK_FOR_INSN.
10096 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10097 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10098 noce_process_if_block): Likewise.
10099 * gcse.c (compute_local_properties, insert_expr_in_table,
10100 insert_set_in_table, canon_list_insert, find_avail_set,
10101 pre_insert_copy_insn): Likewise.
10103 * basic-block.h (BLOCK_NUM): Move from here...
10104 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10106 2010-01-03 Richard Guenther <rguenther@suse.de>
10108 PR tree-optimization/42438
10109 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10110 contains_may_not_return_call flag.
10111 (BB_MAY_NOTRETURN): New.
10112 (valid_in_sets): Trapping nary operations are not valid
10113 in blocks that may not return.
10114 (insert_into_preds_of_block): Remove check for trapping expressions.
10115 (compute_avail): Compute also BB_MAY_NOTRETURN.
10117 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10119 * doc/invoke.texi: Add 2010 to copyright years.
10121 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10123 * config/sparc/sparc.c: Fix formatting nits.
10125 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10126 Alexander Monakov <amonakov@ispras.ru>
10128 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10130 2010-01-02 Richard Guenther <rguenther@suse.de>
10132 PR middle-end/42577
10133 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10134 (simplify_switch_using_ranges): Mark to be removed edges
10137 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10139 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10141 * collect2.c (scan_libraries): Add missing argument in call to
10144 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10147 * config/alpha/predicates.md (aligned_memory_operand): Return false
10149 (unaligned_memory_operand): Return true for CQImode.
10150 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10151 doesn not cross aligned SImode word boundary.
10153 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10155 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10157 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10158 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10160 2010-01-02 Richard Guenther <rguenther@suse.de>
10163 * toplev.c (compile_file): Emit LTO marker properly. Change
10164 it to __gnu_lto_v1.
10165 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10167 2010-01-01 Richard Guenther <rguenther@suse.de>
10170 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10172 2010-01-01 Richard Guenther <rguenther@suse.de>
10175 * c-decl.c (grokdeclarator): For zero-size arrays force
10176 structural equality checks as layout_type does.
10178 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10180 * builtins.c: Update copyright to 2010.
10182 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10185 * lto-streamer-out.c (produce_asm): Revert the last change.
10186 (copy_function): Likewise.
10188 * lto-streamer.c (lto_get_section_name): Skip any leading
10191 2010-01-01 Richard Guenther <rguenther@suse.de>
10193 PR middle-end/42559
10194 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10198 Copyright (C) 2010 Free Software Foundation, Inc.
10200 Copying and distribution of this file, with or without modification,
10201 are permitted in any medium without royalty provided the copyright
10202 notice and this notice are preserved.