1 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
5 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
7 * tree.h (CALL_EXPR_ARGS): Delete.
8 (call_expr_arglist): Delete.
9 * tree.c (call_expr_arglist): Delete.
10 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
12 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
13 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
14 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
15 arglist parameter. Use CALL_EXPR_ARG.
16 (picochip_expand_builtin_3op): Likewise.
17 (picochip_expand_builtin_2opvoid): Likewise.
18 (picochip_expand_array_get): Likewise.
19 (picochip_expand_array_put): Likewise.
20 (picochip_expand_array_testport): Likewise.
21 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
23 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
25 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
26 than TREE_VALUE and TREE_CHAIN.
27 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
28 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
31 2010-05-17 Jakub Jelinek <jakub@redhat.com>
34 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
35 to have no fallthru edge.
38 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
39 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
40 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
41 add BARRIER after previous bb if needed.
43 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
45 * tree.c (build_function_type_list_1): Remove bogus assert condition.
47 2010-05-17 Alan Modra <amodra@gmail.com>
49 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
50 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
51 with copy_reg rtx param.
52 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
53 Correct cases where code for ABI_V4 did not initialise the reg
54 used to access frame. Also leave frame_reg_rtx as sp for large
55 frames that save no regs.
57 2010-05-17 Martin Jambor <mjambor@suse.cz>
60 * tree-sra.c (create_access_replacement): New parameter rename, mark
61 the replaement for renaming only when it is true.
62 (get_access_replacement): Pass true in the rename parameter of
63 create_access_replacement.
64 (get_unrenamed_access_replacement): New function.
65 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
66 replacement declaration from it.
68 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
70 * function.c (try_fit_stack_local, add_frame_space): New static
72 (assign_stack_local_1): Use them. Look for opportunities to use
73 space previously wasted on alignment.
74 * function.h (struct frame_space): New.
75 (struct rtl_data): Add FRAME_SPACE_LIST member.
76 * reload1.c (something_was_spilled): New static variable.
78 (reload): Test it in addition to testing if the frame size changed.
80 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
82 * config/s390/s390.c: Define sane prefetch settings and activate
83 flag_prefetch_loop_arrays on -O3.
84 * config/s390/s390.h: Declare that read can use write prefetch.
86 2010-05-17 Jakub Jelinek <jakub@redhat.com>
88 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
91 2010-05-16 Jan Hubicka <jh@suse.cz>
93 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
94 function body; do not check stdarg field of struct function.
96 2010-05-16 Jan Hubicka <jh@suse.cz>
98 * cgraph.c (dump_cgraph_node): Dump versionable flag.
99 * cgraph.h (cgraph_local_info): Add versionable flag.
100 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
101 (ipcp_versionable_function_p): Use it.
102 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
105 2010-05-16 Jan Hubicka <jh@suse.cz>
107 * cgraph.c (cgraph_clone_node): Take decl argument and insert
108 clone into hash when it is different from orig.
109 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
110 * cgraph.h (cgraph_clone_node): Update prototype.
111 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
112 (lto_cgraph_encoder_delete): Delete body map.
113 (lto_cgraph_encoder_size): Move to header.
114 (lto_cgraph_encoder_encode_body_p,
115 lto_set_cgraph_encoder_encode_body): New.
116 (lto_output_node): Do not take written_decls argument; output clone_of
118 (add_node_to): Add include_body_argument; call
119 lto_set_cgraph_encoder_encode_body on master of the clone.
120 (add_references): Update use of add_node_to.
121 (compute_ltrans_boundary): Likewise.
122 (output_cgraph): Do not create written_decls bitmap.
123 (input_node): Take nodes argument; stream in clone_of correctly.
124 (input_cgraph_1): Update use of input_node.
125 * lto-streamer-out.c (lto_output): Use encoder info to decide
126 what bodies to output.
127 * ipa-inline.c (cgraph_clone_inlined_nodes,
128 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
129 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
130 (lto_cgraph_encoder_size): Define here.
131 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
134 2010-05-16 Richard Guenther <rguenther@suse.de>
136 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
138 * ipa-type-escape.c (gate_type_escape_vars): Run when
139 -fipa-struct-reorg runs.
140 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
141 * common.opt (fipa-type-escape): Remove.
143 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
145 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
146 (decode_options): Likewise.
147 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
149 2010-05-16 Jan Hubicka <jh@suse.cz>
151 * ipa.c (function_and_variable_visibility): Also bring local all
154 2010-05-16 Richard Guenther <rguenther@suse.de>
156 * alias.c (nonoverlapping_memrefs_p): Remove use of
157 IPA type-escape information.
159 2010-05-16 Joseph Myers <joseph@codesourcery.com>
161 * c-common.c (c_common_reswords): Add _Static_assert for C.
162 * c-parser.c (c_token_starts_declaration,
163 c_parser_next_token_starts_declaration,
164 c_parser_static_assert_declaration_no_semi,
165 c_parser_static_assert_declaration): New.
166 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
167 Handle static assertions if static_assert_ok.
168 (c_parser_external_declaration, c_parser_declaration_or_fndef,
169 c_parser_compound_statement_nostart, c_parser_label,
170 c_parser_for_statement, c_parser_objc_methodprotolist,
171 c_parser_omp_for_loop): All callers of
172 c_parser_declaration_or_fndef changed.
173 (c_parser_struct_declaration): Handle static assertions.
174 (c_parser_compound_statement_nostart): Use
175 c_parser_next_token_starts_declaration and
176 c_token_starts_declaration to detect start of declarations.
177 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
180 2010-05-16 Anatoly Sokolov <aesok@post.ru>
182 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
183 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
184 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
185 TARGET_FUNCTION_VALUE_REGNO_P): Define.
186 (mmix_function_outgoing_value): Rename to...
187 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
188 (mmix_function_value_regno_p): Make static.
189 (mmix_libcall_value): New function.
190 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
191 mmix_function_value_regno_p): Remove declaration.
193 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
195 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
196 BUILT_IN_ALLOCA if stack checking is enabled.
198 2010-05-16 Richard Guenther <rguenther@suse.de>
200 * var-tracking.c (vars_copy_1): Inline ...
201 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
202 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
203 (variable_merge_over_cur): Adjust. Merge asserts.
204 (variable_merge_over_src): Likewise.
205 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
206 (variable_post_merge_new_vals): Merge asserts.
207 (variable_post_merge_perm_vals): Likewise.
208 (find_mem_expr_in_1pdv): Likewise.
209 (dataflow_set_different_value): Remove.
210 (onepart_variable_different_p): Merge asserts.
211 (variable_different_p): Likewise.
212 (dataflow_set_different_1): Inline ...
213 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
214 (emit_notes_for_differences_1): Merge asserts.
216 2010-05-16 Richard Guenther <rguenther@suse.de>
218 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
219 * optabs.c (libfunc_decl_hash): Likewise.
220 * varasm.c (emutls_decl): Likewise.
222 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
224 * c-decl.c: Don't include gimple.h.
225 (merge_decls): Do not copy gimple_body.
227 2010-05-15 Jason Merrill <jason@redhat.com>
229 * c.opt: Add -fnothrow-opt.
231 2010-05-15 Jan Hubicka <jh@suse.cz>
233 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
235 * passes.c (ipa_write_summaries): Write all analyzed nodes.
237 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
239 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
240 * Makefile.in: Add it.
241 Fix all other Makefile dependencies for changes below.
242 * tree.h: Include it instead of defining VEC primitives here.
243 * gimple.h: Likewise.
245 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
246 * except.h: Include vecir.h, break dependence on tree.h.
248 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
250 * tree-iterator.c: ...to here.
251 * tree-iterator.h: Fix file introduction comment. Add extern markers.
253 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
255 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
256 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
257 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
258 tree-mudflap.h, and target.h.
259 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
260 predict.h, tree-inline.h, gimple.h, and langhooks.h.
261 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
262 Add FIXME for why gimple.h is still included (should be unnecessary
263 since GCC 4.5 gimplification unit-at-a-time).
264 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
265 * c-pragma.c: Add FIXME for why function.h needs to be included just
266 for cfun, at front-end level.
267 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
268 Do not include ggc.h, but include vecprim.h for VEC(char).
269 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
270 Explain why target.h is included.
271 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
272 Explain why gimple.h is included.
273 * c-ppoutput.c: Do not include tm.h.
274 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
275 * c-parses.c: Explain why rtl.h is included, and that this (and only
276 this) is also why tm.h must be included.
277 Do not include except.h.
278 * c-lang.c: Do not include ggc.h.
280 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
282 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
284 2010-05-15 Joseph Myers <joseph@codesourcery.com>
286 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
287 unions by default if those structs and unions have no tags. Do
288 not condition anonymous struct and unions handling on flag_iso.
289 Allow anonymous structs and unions for C1X.
290 (finish_struct): Do not diagnose lack of named fields when
291 anonymous structs and unions present for C1X. Accept flexible
292 array members in structure with anonymous structs or unions but no
293 directly named fields.
294 * doc/extend.texi (Unnamed Fields): Update.
296 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
298 * gimple.h (compare_field_offset): Rename into...
299 (gimple_compare_field_offset): ...this.
300 * gimple.c (compare_field_offset): Rename into...
301 (gimple_compare_field_offset): ...this. Compare the full access if
302 the offset is self-referential.
303 (gimple_types_compatible_p): Adjust for above renaming.
304 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
305 DECL_NONADDRESSABLE_P flag of fields before merging them.
307 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
309 * tree.h (ctor_to_list): Delete.
310 * tree.c (ctor_to_list): Delete.
312 2010-05-15 Jan Hubicka <jh@suse.cz>
314 * ipa-reference.c: Include toplev.h
315 (is_proper_for_analysis): Only add to all_module_statics
317 (write_node_summary_p, stream_out_bitmap,
318 ipa_reference_write_optimization_summary,
319 ipa_reference_read_optimization_summary): New.
320 (struct ipa_opt_pass_d pass_ipa_reference): Add
321 optimization summary streaming.
322 * lto-cgraph.c (referenced_from_this_partition_p,
323 reachable_from_this_partition_p): New functions.
324 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
325 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
326 * opts.c (decode_options): Enable ipa_reference.
327 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
328 * lto-streamer.h (referenced_from_this_partition_p,
329 reachable_from_this_partition_p): Declare.
331 2010-05-15 Richard Guenther <rguenther@suse.de>
333 PR tree-optimization/44038
334 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
335 taking the address of a V_C_E of a constant.
337 2010-05-14 Jan Hubicka <jh@suse.cz>
339 * tree.h (memory_identifier_string): Remove.
340 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
341 (ipa_reference_global_vars_info_d): Remove statics_not_read and
343 (ipa_reference_optimization_summary_d): New structure.
344 (ipa_reference_optimization_summary_t): New type and vector.
345 (ipa_reference_vars_info_d): Embedd structures instead of using
347 (reference_vars_to_consider): Remove out of GGC space.
348 (module_statics_escape): Remove.
349 (global_info_obstack): Rename to ...
350 (optimization_summary_obstack): ... this one.
351 (initialization_status_t): Remove.
352 (memory_identifier_string): Remove.
353 (get_reference_vars_info): Fix indenting.
354 (set_reference_vars_info): Likewise.
355 (get_reference_optimization_summary): New.
356 (set_reference_optimization_summary): New.
357 (get_global_reference_vars_info): Remove.
358 (ipa_reference_get_read_global): Remove.
359 (ipa_reference_get_written_global): Remove.
360 (ipa_reference_get_not_read_global): Update.
361 (ipa_reference_get_not_written_global): Update.
362 (is_proper_for_analysis): Outlaw addressable.
363 (propagate_bits): Update for new datastructures.
364 (analyze_variable): Remove.
365 (init_function_info): Update for new datastructures.
366 (clean_function_local_data): Remove.
367 (clean_function): Remove.
368 (copy_global_bitmap): Use optimizations_summary_obstack.
369 (duplicate_node_data): Duplicate optimization summary only.
370 (remove_node_data): Remove optimization summary only.
371 (generate_summary): Do not analyze variables; do not compute
372 module_statics_escape; do not prune solutions by it.
373 (read_write_all_from_decl): Fix typos in comments.
374 (propagate): Doscover readonly and nonaddressable first;
375 update for new datastructures; share global bitmaps.
376 * ipa-reference.h (ipa_reference_get_read_global,
377 ipa_reference_get_written_global): Remove.
378 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
379 * Makefile.in: Remove ipa-refereference from GT files.
381 2010-05-14 Jakub Jelinek <jakub@redhat.com>
384 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
385 for all SYMBOL_REF_DECLs.
387 2010-05-14 Jan Hubicka <jh@suse.cz>
389 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
390 (varpool_all_refs_explicit_p): New inline function.
391 * ipa-reference.c: Update comment.
392 (module_statics_written): Remove.
393 (get_static_decl): Remove.
394 (ipa_init): Do not initialize module_statics_written.
395 (analyze_function): Likewise.
396 (generate_summary): Likewise; do not compute module_statics_readonly
397 and do not update variable flags.
398 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
399 * ipa.c: Inlucde flags.h
400 (cgraph_local_node_p): New.
401 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
402 promote functions to local.
403 (ipa_discover_readonly_nonaddressable_vars): New function.
404 (function_and_variable_visibility): Use cgraph_local_node_p.
405 * varpool.c (varpool_finalize_decl): Set force_output for
406 DECL_PRESERVE_P vars.
408 2010-05-14 Jan Hubicka <jh@suse.cz>
410 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
412 2010-05-14 Richard Guenther <rguenther@suse.de>
414 PR tree-optimization/44119
415 * tree-ssa-pre.c (eliminate): Properly mark replacement of
416 a PHI node necessary.
418 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
420 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
422 2010-05-14 Jason Merrill <jason@redhat.com>
425 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
426 (gimple_call_set_nothrow): New.
427 * gimple.c (gimple_build_call_from_tree): Call it.
428 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
431 * gimplify.c (gimplify_seq_add_stmt): No longer static.
432 * gimple.h: Declare it.
433 * gimple.c (gimple_build_eh_filter): No ops.
435 2010-05-14 Jan Hubicka <jh@suse.cz>
437 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
438 nodes already in queue.
439 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
442 2010-05-14 Jakub Jelinek <jakub@redhat.com>
445 * cfgexpand.c (expand_debug_expr): If non-memory op0
446 has BLKmode, return NULL.
448 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
450 * config.gcc: Add support for --with-cpu option for bdver1.
451 * config/i386/i386.h (TARGET_BDVER1): New macro.
452 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
453 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
454 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
455 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
456 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
457 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
458 (processor_type): Add PROCESSOR_BDVER1.
459 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
460 processor_type in config/i386/i386.h.
461 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
462 movaps <reg, reg> instead of movapd <reg, reg> when replacing
463 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
464 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
465 to emit packed xor instead of packed double/packed integer
466 xor for SSE and AVX when moving a zero value.
467 * config/i386/sse.md: Add check for
468 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
469 movapd/movdqa for SSE and AVX.
470 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
471 single logical operations i.e and, or and xor instead of packed double
472 logical operations for SSE and AVX.
473 * config/i386/i386-c.c (ix86_target_macros_internal):
474 Add PROCESSOR_BDVER1.
475 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
476 (has_fma4, has_xop): New.
477 * config/i386/i386.c (bdver1_cost): New variable.
478 (m_BDVER1): New macro.
479 (m_AMD_MULTIPLE): Add m_BDVER1.
480 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
481 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
482 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
483 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
484 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
485 x86_tune_sse_partial_reg_dependency,
486 x86_tune_sse_unaligned_load_optimal,
487 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
488 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
489 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
490 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
491 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
492 Enable/disable for bdver1.
493 (processor_target_table): Add bdver1_cost.
494 (cpu_names): Add bdver1.
495 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
496 processor_alias_table.
497 (ix86_expand_vector_move_misalign): Change.
498 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
499 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
500 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
501 of movupd/movdqu for SSE and AVX.
502 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
503 (ix86_tune_adjust_cost): Add code for bdver1.
504 (standard_sse_constant_opcode): Add check for
505 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
506 of packed double xor for SSE and AVX.
508 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
510 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
513 2010-05-14 Tristan Gingold <gingold@adacore.com>
515 * toplev.c (default_debug_hooks): Remove this variable.
516 (process_options): Remove assignments to default_debug_hooks.
518 2010-05-14 Martin Jambor <mjambor@suse.cz>
520 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
521 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
522 * langhooks.h (struct lang_hooks_for_decls): Removed field
524 * tree.c (free_lang_data): Remove assignment to
525 lang_hooks.fold_obj_type_ref.
526 * tree.def (OBJ_TYPE_REF): Update comment.
528 2010-05-14 Richard Guenther <rguenther@suse.de>
530 PR tree-optimization/44124
531 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
533 2010-05-14 Alan Modra <amodra@gmail.com>
536 * config/rs6000/rs6000.c (struct machine_function): Reorder
537 fields for better packing. Add lr_save_state.
538 (rs6000_ra_ever_killed): Return lr_save_state if set.
539 (rs6000_emit_eh_reg_restore): Set lr_save_state.
541 2010-05-13 Jan Hubicka <jh@suse.cz>
543 * varpool.c (decide_is_variable_needed): Drop code checking
544 TREE_SYMBOL_REFERENCED.
546 2010-05-13 Jan Hubicka <jh@suse.cz>
548 * final.c (output_addr_const): Do not call mark_decl_referenced.
549 * cgraphunit.c (process_function_and_variable_attributes): Use
550 mark_needed_node dirrectly.
551 (assemble_thunk): Do not call mark_decl_referenced.
553 2010-05-13 Anatoly Sokolov <aesok@post.ru>
555 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
557 2010-05-13 Jeff Law <law@redhat.com>
559 * ira-conflicts.c (print_allocno_conflicts): New function broken out
561 (print_conflicts): Call print_allocno_conflicts.
563 2010-05-13 Jakub Jelinek <jakub@redhat.com>
566 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
569 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
571 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
572 t-mingw-w64 or t-mingw-w32 for multilib configuration.
573 * config/i386/t-mingw-w32: New.
574 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
576 2010-05-13 Martin Jambor <mjambor@suse.cz>
578 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
580 * gimple-fold.c (get_base_binfo_for_type): New function.
581 (gimple_get_relevant_ref_binfo): Likewise.
582 (gimple_fold_obj_type_ref_known_binfo): Likewise.
583 (gimple_fold_obj_type_ref): Likewise.
584 (fold_gimple_call): Simplify condition for folding virtual calls
585 and call gimple_fold_obj_type_ref.
586 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
587 (gimple_fold_obj_type_ref_known_binfo): Likewise.
589 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
591 * config/rs6000/rs6000-protos.h
592 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
593 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
594 (rs6000_debug_mode_dependent_address)
595 (rs6000_mode_dependent_address_ptr): Likewise.
597 2010-05-13 Jakub Jelinek <jakub@redhat.com>
600 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
602 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
603 * tree-sra.c (create_access_replacement): Call unshare_expr before
604 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
605 * dwarf2out.c: Include tree-flow.h.
606 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
607 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
608 Handle DW_OP_bit_piece.
609 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
610 construct_piece_list, adjust_piece_list): New functions.
611 (add_var_loc_to_decl): Handle SRA optimized variables.
612 Adjust for var_loc_note to loc field renaming.
613 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
614 in VAR_LOCATION note.
615 (new_loc_descr_op_bit_piece): New function.
616 (dw_sra_loc_expr): New function.
617 (dw_loc_list): Use it. Don't handle the last range after the
618 loop, handle it inside of the loop. Adjust for var_loc_note
619 to loc field renaming.
620 (add_location_or_const_value_attribute): Only special case
621 single entry loc lists if loc is NOTE_P. Adjust for
622 var_loc_note to loc field renaming.
623 (dwarf2out_var_location): Don't set newloc->var_loc_note
624 and newloc->next here.
626 2010-05-12 Jan Hubicka <jh@suse.cz>
628 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
630 * cgraph.h (cgraph_only_called_directly_p,
631 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
632 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
633 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
635 * ipa.c (cgraph_remove_unreachable_nodes): Use
636 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
638 * tree-inline.c (copy_bb): Check address_taken flag.
639 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
640 externally_visible flag.
642 2010-05-12 Jason Merrill <jason@redhat.com>
646 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
647 * sdbout.c (plain_type_1): Likewise.
648 * dwarf2out.c (is_base_type): Likewise.
649 (gen_type_die_with_usage): Likewise. Generate
650 DW_TAG_unspecified_type for any LANG_TYPE.
652 2010-05-12 Jan Hubicka <jh@suse.cz>
654 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
656 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
657 (cgraph_clone_edge): Update.
658 (cgraph_node_remove_callees): Remove indirect calls too.
659 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
660 (cgraph_create_indirect_edge): Update prototype.
661 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
662 is_proper_for_analysis.
663 (add_new_function, visited_nodes, function_insertion_hook_holder,
664 get_local_reference_vars_info, mark_address_taken, mark_address,
665 mark_load, mark_store, check_asm_memory_clobber, check_call,
666 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
667 (ipa_init): Do not initialize visited_nodes;
668 function_insertion_hook_holder.
669 (analyze_variable): Rewrite.
670 (analyze_function): Rewrite.
671 (copy_local_bitmap): Remove.
672 (duplicate_node_dat): Do not duplicate local info.
673 (generate_summary): Simplify to only walk cgraph.
674 (write_node_summary_p, ipa_reference_write_summary,
675 ipa_reference_read_summary): Remove.
676 (propagate): Do not remove function insertion;
678 (pass_ipa_reference): NULLify summary handling fields.
679 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
680 (input_edge): Input ecf_flags.
681 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
682 (update_indirect_edges_after_inlining): Ignore edges with unknown
685 2010-05-12 Sriraman Tallam <tmsriram@google.com>
687 * implicit-zee.c: New file.
688 * tree-pass.h (pass_implicit_zee): Declare.
689 * passes.c (init_optimization_passes): Add zee pass.
690 * common.opt (fzee): New flag.
691 * timevar.def (TV_ZEE): Define.
692 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
694 * Makefile.in (implicit-zee.o): Add new build file.
696 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
697 Nathan Froyd <froydnj@codesourcery.com>
699 * c-common.c (sync_resolve_params): Remove write-only variable.
701 2010-05-12 Anatoly Sokolov <aesok@post.ru>
703 * target.h (struct gcc_target): Add mode_dependent_address_p field.
704 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
705 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
706 * targhooks.c (default_mode_dependent_address_p): New function.
707 * targhooks.h (default_mode_dependent_address_p): Declare function.
708 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
709 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
710 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
711 target hook. Change return type to bool.
712 * recog.h: (mode_dependent_address_p): Change return type to bool.
714 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
715 Nathan Froyd <froydnj@codesourcery.com>
717 * tree-mudflap.c (build_function_type_0, build_function_type_1,
718 build_function_type_2, build_function_type_3): Remove.
719 (mudflap_init): Use build_function_type_list.
721 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
722 Nathan Froyd <froydnj@codesourcery.com>
724 * coverage.c (build_fn_info_value): Call build_constructor instead of
725 build_constructor_from_list.
726 (build_ctr_info_value): Likewise.
727 (build_gcov_info): Likewise.
729 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
731 * tree.c (build_constructor): Compute TREE_CONSTANT for the
732 resultant constructor.
733 (build_constructor_single): Don't set TREE_CONSTANT.
734 (build_constructor_from_list): Don't compute TREE_CONSTANT.
736 2010-05-12 Jan Hubicka <jh@suse.cz>
738 * cgraph.h (struct varpool_node): Add aux.
739 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
740 * varpool.c (varpool_remove_node): Do not remove initializer.
741 (varpool_reset_queue): Export.
742 (varpool_finalize_decl): Volatile vars are forced to be output.
743 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
745 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
746 process_references, varpool_can_remove_if_no_refs): New functions.
747 (cgraph_remove_unreachable_nodes): Handle variables too.
749 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
752 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
754 2010-05-12 Jakub Jelinek <jakub@redhat.com>
757 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
758 change value of ORT_TASK.
759 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
760 (omp_notice_threadprivate_variable): New function.
761 (omp_notice_variable): Call it for threadprivate variables.
762 If enclosing ctx is a task, print enclosing task rather than
763 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
764 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
765 if task has untied clause.
768 * dwarf2out.c (base_type_die): Don't add name attribute here.
769 (modified_type_die): Instead of sizetype use
770 its underlying original type. If a DW_TAG_base_type doesn't
771 have name added, add __unknown__.
772 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
773 always call force_type_die instead.
775 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
777 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
778 for __stack_chk_guard.
780 2010-05-11 Jakub Jelinek <jakub@redhat.com>
782 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
783 don't call start_source_file debug hook here...
784 (finish_options): ... but here, after outputting predefined and
785 command line defines and undefs.
788 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
790 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
791 optimizing away empty bb with no successors, move over its
792 footer chain to fallthru predecessor.
793 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
794 (rtl_split_edge): For asm goto call patch_jump_insn even if
795 splitting fallthru edge.
798 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
799 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
800 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
801 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
805 * c-parser.c (c_parser_expression): Mark LHS of a comma
806 expression as read if it is a decl, handled component or
807 COMPOUND_EXPR with that on the RHS.
808 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
809 if it is a decl or handled component.
811 2010-05-11 Jan Hubicka <jh@suse.cz>
813 * lto-symtab.c (lto_symtab_free): New function.
814 * lto-streamer.h (lto_symtab_free): Declare.
816 2010-05-11 Jan Hubicka <jh@suse.cz>
818 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
819 that if function is needed it is reachable.
820 (lto_output_node): See if it the function is reachable or referenced.
821 (output_cgraph): Update call of lto_output_node.
822 * lto-streamer.h (reachable_from_other_partition_p): Declare.
824 2010-05-11 Jan Hubicka <jh@suse.cz>
826 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
829 2010-05-11 Jan Hubicka <jh@suse.cz>
831 PR tree-optimize/44063
832 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
834 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
836 (estimate_function_body_sizes): Compute sizes even when disregarding.
838 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
840 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
842 2010-05-11 Jan Hubicka <jh@suse.cz>
844 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
847 2010-05-11 Jan Hubicka <jh@suse.cz>
849 * matrix-reorg.c (matrix_reorg): Rebuild edges.
851 2010-05-11 Jan Hubicka <jh@suse.cz>
853 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
854 lto_streamer_cache_delete): Put nodes into heap.
855 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
858 2010-05-11 Jan Hubicka <jh@suse.cz>
860 * cgraphbuild.c (cgraph_rebuild_references): New.
861 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
863 * cgraph.h (cgraph_rebuild_references): Declare.
864 * tree-inline.c (tree_function_versioning): Use it.
865 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
867 2010-05-11 Jan Hubicka <jh@suse.cz>
869 * cgraph.c: Include ipa-utils.h
870 (cgraph_create_virtual_clone): Update references.
871 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
873 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
875 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
876 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
879 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
881 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
883 2010-05-11 Jakub Jelinek <jakub@redhat.com>
885 * gcc.c (execute): For -### don't quote arguments that
886 contain just alphanumerics and _/-. characters.
887 * doc/invoke.texi: Document that change for -###.
890 * df-problems.c (struct dead_debug): Add to_rescan field.
891 (dead_debug_init): Clear to_rescan field.
892 (dead_debug_finish): Rescan all debug insns in to_rescan
893 bitmap and free the bitmap.
894 (dead_debug_insert_before): Instead of rescanning debug insns
895 immediately queue their rescanning until dead_debug_finish.
896 (df_note_bb_compute): After dead_debug_add do continue instead
899 2010-05-10 Jakub Jelinek <jakub@redhat.com>
902 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
903 clear also INSN_REG_USE_LIST.
905 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
907 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
909 2010-05-10 Jan Hubicka <jh@suse.cz>
911 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
914 2010-05-10 Jan Hubicka <jh@suse.cz>
916 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
918 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
919 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
920 (lto_streamer_cache_create): Init alloc pool.
921 (lto_streamer_cache_delete): Free alloc pool.
922 * lto-streamer.h: Include alloc pool.
923 (lto_streamer_cache_d): Use alloc pool.
924 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
926 2010-05-10 Jan Hubicka <jh@suse.cz>
928 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
929 * cgraphbuild.c: Include except.h
930 (record_type_list, record_eh_tables): New function.
931 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
933 2010-05-10 Jan Hubicka <jh@suse.cz>
935 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
936 __frame_dummy_init_array_entry, force_to_data): Attribute as used
939 2010-05-10 Michael Matz <matz@suse.de>
941 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
942 (can_reassociate_p): Use FLOAT_TYPE_P.
943 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
944 (vect_force_simple_reduction): ... this.
945 * tree-parloops.c (gather_scalar_reductions): Use
946 vect_force_simple_reduction.
947 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
948 vect_is_simple_reduction, add modify argument, if true rewrite
950 (vect_is_simple_reduction, vect_force_simple_reduction): New
952 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
954 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
955 Vladimir Makarov <vmakarov@redhat.com>
957 PR rtl-optimization/44012
958 * ira-build.c (remove_unnecessary_allocnos): Nullify
959 regno_allocno_map of the removed allocno.
961 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
963 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
965 * configure: Regenerate.
967 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
969 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
971 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
972 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
974 * configure: Regenerate.
976 2010-05-10 Richard Guenther <rguenther@suse.de>
978 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
979 marked if the entry identifier is marked.
981 2010-05-10 Richard Guenther <rguenther@suse.de>
983 * c-common.c (struct c_common_attributes): Add fnspec attribute.
984 (handle_fnspec_attribute): New function.
985 * gimple.h (gimple_call_return_flags): Declare.
986 (gimple_call_arg_flags): Likewise.
987 * gimple.c (gimple_call_arg_flags): New function.
988 (gimple_call_return_flags): Likewise.
989 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
991 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
993 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
994 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
996 (make_heapvar_for): ... this new function.
997 (handle_rhs_call): Handle fnspec attribute argument specifiers.
998 (handle_lhs_call): Likewise.
999 (find_func_aliases): Adjust.
1001 2010-05-10 Richard Guenther <rguenther@suse.de>
1003 PR tree-optimization/44050
1004 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1006 2010-05-10 Wei Guozhi <carrot@google.com>
1009 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1011 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1014 * c-typeck.c (lookup_field): Take a type directly. Update
1016 (build_component_ref): Update call to lookup_field.
1017 (set_init_label): Use lookup_field to find initialized field.
1018 Handle returned list of fields like a sequence of designators.
1020 2010-05-09 Richard Guenther <rguenther@suse.de>
1023 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1024 handle &FUNCTION_DECL.
1026 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1029 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1030 structures and unions recursively.
1031 (detect_field_duplicates): Move duplicate detection with a hash to
1032 detect_field_duplicates_hash. Always use a hash if anonymous
1033 structures or unions are present.
1034 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1037 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1040 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1041 detect Atom, Core 2 and Core i7.
1043 2010-05-09 Richard Guenther <rguenther@suse.de>
1045 * gcc.c (store_arg): Handle temporary file deletion for
1048 2010-05-09 Richard Guenther <rguenther@suse.de>
1051 * ipa-inline.c (estimate_function_body_sizes): Return after
1052 disregarding inline limits.
1054 2010-05-09 Richard Guenther <rguenther@suse.de>
1056 * gcc.c (store_arg): Revert last change.
1058 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1061 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1062 (optimize_ops_list): Call it.
1064 2010-05-08 Richard Guenther <rguenther@suse.de>
1066 PR tree-optimization/44030
1067 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1068 NECESSARY flag if we propagate from a inserted expression.
1070 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1072 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1073 domain types as equal if they are both PLACEHOLDER_EXPRs.
1075 2010-05-08 Richard Guenther <rguenther@suse.de>
1077 * lto-wrapper.c (run_gcc): Remove linker output from
1078 command line for LTRANS invocation.
1080 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1082 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1083 lto-macho as lto_binary_reader.
1084 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1085 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1086 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1087 in lto_start and lto_end calls.
1088 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1090 (scan_prog_file): Update is_elf_or_coff call.
1091 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1093 * collect2.c (main): Fix enum comparison.
1095 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1097 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1098 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1099 and TARGET_ASM_LTO_END.
1100 * darwin.c: Include obstack.h and lto-streamer.h.
1101 (lto_section_names_offset, lto_section_names_obstack,
1102 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1104 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1105 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1106 to a temporary file.
1107 (darwin_asm_lto_end): New function. Restore asm_out_file.
1108 (darwin_asm_named_section): For LTO sections, replace the name with
1109 the offset of the section name in a string table, and build this
1111 (darwin_file_start): Initialize global vars for LTO support.
1112 (darwin_file_end): If output to asm_out_file was redirected, append it
1113 to the proper asm_out_file here. Add the section names section.
1115 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1117 * c-pragma.c (pending_weak_d, pending_weak): New.
1118 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1119 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1120 handle_pragma_weak): Update the uses of pending_weaks.
1122 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1124 PR documentation/44016
1125 * doc/standards.texi (Standards): Link to unversioned
1126 cxx0x_status.html page.
1128 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1131 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1132 in addition to TREE_USED, to avoid "set but unused" warnings.
1134 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1136 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1137 (is_loop_prefetching_profitable): Do not insert prefetches
1138 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1139 times the prefetch ahead distance.
1141 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1143 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1144 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1145 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1148 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1150 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1151 a diagnostic info when the insn-to-mem ratio is too small.
1153 2010-05-07 Richard Guenther <rguenther@suse.de>
1155 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1157 (store_arg): Queue temp_filename for deletion instead of
1160 2010-05-07 Richard Guenther <rguenther@suse.de>
1162 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1163 (run_gcc): Handle LTRANS phase invocation.
1164 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1166 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1168 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1169 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1171 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1173 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1175 2010-05-07 Richard Guenther <rguenther@suse.de>
1177 PR tree-optimization/44020
1178 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1179 code when PRE is not yet initialized.
1181 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1183 * config/mips/dbxmdebug.h: Remove.
1184 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1186 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1188 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1189 with null pointer and also warn about ordered comparison of zero with
1192 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1194 * graphite-blocking.c
1195 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1196 * graphite-clast-to-gimple.c
1197 (clast_to_gcc_expression): Same.
1198 (precision_for_value): Same.
1199 (precision_for_interval): Same.
1200 (gcc_type_for_interval): Same.
1201 (graphite_create_new_guard): Same.
1202 (compute_bounds_for_level): Same.
1203 (graphite_create_new_loop_guard): Same.
1204 * graphite-interchange.c
1205 (build_linearized_memory_access): Same.
1206 (pdr_stride_in_loop): Same.
1207 (memory_strides_in_loop_1): Same.
1208 (memory_strides_in_loop): Same.
1209 (extend_scattering): Same.
1210 (psct_scattering_dim_for_loop_depth): Same.
1211 (pbb_number_of_iterations): Same.
1213 (debug_iteration_domains): Same.
1215 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1216 (ppl_set_inhomogeneous_gmp): Same.
1217 (ppl_strip_loop): Same.
1218 (ppl_lexico_compare_linear_expressions): Same.
1219 (ppl_read_polyhedron_matrix): Same.
1220 (ppl_max_for_le_pointset): Same.
1222 (ppl_read_polyhedron_matrix): Same.
1223 (tree_int_to_gmp): Same.
1224 (gmp_cst_to_tree): Same.
1225 (ppl_set_inhomogeneous): Same.
1226 (ppl_set_inhomogeneous_tree): Same.
1227 (ppl_set_coef): Same.
1228 (ppl_set_coef_tree): Same.
1229 * graphite-sese-to-poly.c
1230 (build_pbb_scattering_polyhedrons): Same.
1231 (build_scop_scattering): Same.
1232 (scan_tree_for_params_right_scev): Same.
1233 (scan_tree_for_params): Same.
1234 (find_params_in_bb): Same.
1235 (find_scop_parameters): Same.
1236 (add_upper_bounds_from_estimated_nit): Same.
1237 (build_loop_iteration_domains): Same.
1238 (add_condition_to_domain): Same.
1239 (pdr_add_memory_accesses): Same.
1241 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1243 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1244 CLooG's value_* macros to their respective mpz_* counterparts.
1245 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1246 (graphite_create_new_loop_guard): Same.
1247 * graphite-interchange.c (build_linearized_memory_access): Same.
1248 (pdr_stride_in_loop): Same.
1249 (memory_strides_in_loop_1): Same.
1250 (1st_interchange_profitable_p): Same.
1251 * graphite-poly.c (extend_scattering): Same.
1252 (psct_scattering_dim_for_loop_depth): Same.
1253 (pbb_number_of_iterations): Same.
1254 (pbb_number_of_iterations_at_time): Same.
1255 * graphite-poly.h (new_1st_loop): Same.
1256 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1257 (oppose_constraint): Same.
1258 (insert_constraint_into_matrix): Same.
1259 (ppl_set_inhomogeneous_gmp): Same.
1260 (ppl_set_coef_gmp): Same.
1261 (ppl_strip_loop): Same.
1262 (ppl_lexico_compare_linear_expressions): Same.
1263 (ppl_max_for_le_pointset): Same.
1264 (ppl_min_for_le_pointset): Same.
1265 (ppl_build_realtion): Same.
1266 * graphite-ppl.h (gmp_cst_to_tree): Same.
1267 (ppl_set_inhomogeneous): Same.
1268 (ppl_set_inhomogeneous_tree): Same.
1269 (ppl_set_coef): Same.
1270 (ppl_set_coef_tree): Same.
1271 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1272 (build_scop_scattering): Same.
1273 (add_value_to_dim): Same.
1274 (scan_tree_for_params_right_scev): Same.
1275 (scan_tree_for_params_int): Same.
1276 (scan_tree_for_params): Same.
1277 (find_params_in_bb): Same.
1278 (find_scop_parameters): Same.
1279 (add_upper_bounds_from_estimated_nit): Same.
1280 (build_loop_iteration_domains): Same.
1281 (create_linear_expr_from_tree): Same.
1282 (add_condition_to_domain): Same.
1283 (pdr_add_memory_accesses): Same.
1285 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1286 Jason Merrill <jason@redhat.com>
1288 * c-common.c (c_common_reswords): Add nullptr.
1289 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1290 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1291 (gen_type_die_with_usage): Likewise.
1292 * dbxout.c (dbxout_type): Likewise.
1293 * sdbout.c (plain_type_1): Likewise.
1295 2010-05-06 Jason Merrill <jason@redhat.com>
1297 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1298 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1300 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1302 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1303 stripping WITH_SIZE_EXPR.
1304 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1307 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1309 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1310 list of obsolete configurations.
1311 Disabled check for obsolete configurations.
1312 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1313 Removed support for previous versions.
1314 * config/mips/iris.h: Removed.
1315 * config/mips/iris5.h: Removed.
1316 * config/mips/iris6.h: Merged old iris.h contents.
1317 (TARGET_IRIX): Removed.
1318 (DRIVER_SELF_SPECS): Removed mabi=32.
1319 (IDENT_ASM_OP): Removed undef.
1320 (STARTFILE_SPEC): Removed mabi=32.
1321 (ENDFILE_SPEC): Likewise.
1322 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1323 (MACHINE_TYPE): Update for IRIX 6.5.
1324 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1325 TARGET_IRIX by TARGET_IRIX6.
1326 (mips_file_start): Likewise.
1327 (mips_output_external): Remove IRIX 5/6 O32 support.
1328 (mips_output_function_prologue): Likewise.
1329 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1331 (TARGET_CPU_CPP_BUILTINS): Likewise.
1332 (TARGET_IRIX): Removed.
1333 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1334 (MULTILIB_DIRNAMES): Removed 32.
1335 (MULTILIB_OSDIRNAMES): Removed ../lib.
1336 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1337 (Specific, mips-sgi-irix5): Document removal.
1338 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1339 Remove references to older IRIX 6 releases and the O32 ABI.
1341 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1344 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1345 instead of DF_REF_REAL_REG.
1347 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1350 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1351 handling to still return true for x64 targets.
1353 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1355 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1357 2010-05-06 Jan Hubicka <jh@suse.cz>
1359 PR tree-optimization/43791
1360 * ipa-inline.c (update_caller_keys): Remove bogus
1361 disregard_inline_limits check.
1363 2010-05-06 Michael Matz <matz@suse.de>
1365 PR tree-optimization/43984
1366 * tree-ssa-pre.c (inserted_phi_names): Remove.
1367 (inserted_exprs): Change to bitmap.
1368 (create_expression_by_pieces): Set bits, don't append to vector.
1369 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1370 (eliminate): Don't look at inserted_phi_names, remove deleted
1371 insns from inserted_exprs.
1372 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1373 (init_pre, fini_pre): Allocate and free bitmaps.
1374 (execute_pre): Insert insns on edges before elimination.
1376 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1378 * tree.c (initializer_zerop): Handle STRING_CST.
1380 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1383 * doc/invoke.texi (Wimplicit): Document as C only.
1384 * opts.c (common_handle_option): Add argument kind.
1385 (handle_option): Rename as read_cmdline_option. Factor out code to...
1386 (handle_option): ... here. New.
1387 (handle_options): Rename as read_cmdline_options.
1388 (decode_options): Update call.
1389 (set_option): Use option index instead of option pointer. Classify
1390 diagnostics correctly.
1391 (enable_warning_as_error): Call handle_option.
1392 * opts.h (set_option): Update declaration.
1393 (handle_option): Declare.
1394 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1395 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1396 * c-opts.c (set_Wimplicit): Delete.
1397 (c_family_lang_mask): New static constant.
1398 (c_common_handle_option): Add argument kind. Use handle_option
1399 instead of set_Wimplicit.
1400 (c_common_post_options): warn_implicit and warn_implicit_int
1401 are disabled by default.
1402 * c-common.c (warn_implicit): Do not define here.
1403 * c-common.h (warn_implicit): Do not declare here.
1404 (c_common_handle_option): Update declaration.
1405 * lto-opts.c (lto_reissue_options): Update call to set_option.
1407 2010-05-06 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/43571
1410 * domwalk.c (walk_dominator_tree): Walk the dominator
1411 sons in more optimal order.
1413 2010-05-06 Richard Guenther <rguenther@suse.de>
1415 PR tree-optimization/43934
1416 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1417 (stmt_cost): Likewise.
1418 (extract_true_false_args_from_phi): New helper.
1419 (determine_max_movement): For PHI nodes verify we can hoist them
1420 and compute their cost.
1421 (determine_invariantness_stmt): Handle PHI nodes.
1422 (move_computations_stmt): Likewise. Hoist PHI nodes in
1423 if-converted form using COND_EXPRs.
1424 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1425 (tree_ssa_lim): Likewise.
1426 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1427 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1429 2010-05-06 Richard Guenther <rguenther@suse.de>
1431 PR tree-optimization/43987
1432 * tree-ssa-structalias.c (could_have_pointers): For possibly
1433 address-taken variables force pointers to be recorded.
1434 (create_variable_info_for_1): Likewise.
1435 (push_fields_onto_fieldstack): Pass in wheter all fields
1437 (find_func_aliases): Query types instead of vars whether
1438 they contain pointers where appropriate.
1440 2010-05-06 Jan Hubicka <jh@suse.cz>
1442 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1443 (record_reference, mark_address, mark_load, mark_store): Record
1445 (record_references_in_initializer): Update call of record_references.
1446 (rebuild_cgraph_edges): Remove all references before rebuiding.
1447 * cgraph.c (cgraph_create_node): Clear ref list.
1448 (cgraph_remove_node): Remove references.
1449 (dump_cgraph_node): Dump references.
1450 (cgraph_clone_node): Clone references.
1451 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1452 (struct cgraph_node, varpool_node): Add ref_lst.
1453 * ipa-ref.c: New file.
1454 * ipa-ref.h: New file.
1455 * ipa-ref-inline.h: New file.
1456 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1457 (referenced_from_other_partition_p): New function.
1458 (lto_output_varpool_node): Take set arugment; call
1459 referenced_from_other_partition.
1460 (lto_output_ref): New.
1461 (add_references): New.
1463 (output_cgraph): Compute boundary based on references; output refs.
1464 (output_varpool): Accept cgraph_node_set argument.
1467 (input_cgraph): Call input_refs.
1468 * lto-section-in.c (lto_section_name): Add refs.
1469 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1470 (ipa-ref.o): New file.
1471 * varpool.c (varpool_node): Clear ipa ref list.
1472 (varpool_remove_node): Remove references.
1473 (dump_varpool_node): Dump references.
1474 (varpool_assemble_decl): Only compile finalized ones.
1475 (varpool_extra_name_alias): Initialize ref list.
1476 * lto-streamer.c (lto-get_section_name): Add .refs section.
1477 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1478 (referenced_from_other_partition_p): Declared.
1480 2010-05-06 Ira Rosen <irar@il.ibm.com>
1482 PR tree-optimization/43901
1483 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1484 type is not NULL if it's transformation phase, and return
1485 FALSE if it's analysis.
1486 (vectorizable_conversion, vectorizable_operation,
1487 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1489 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1491 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1493 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1495 * config/mips/mips-protos.h
1496 (mips_small_register_classes_for_mode_p): Delete prototype.
1498 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1500 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1501 * config/arm/arm.c (multiple_operation_profitable_p,
1502 compute_offset_order): New static functions.
1503 (load_multiple_sequence, store_multiple_sequence): Use them.
1504 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1505 memory offsets, not register numbers.
1506 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1508 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1510 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1511 (get_pending_sizes, put_pending_size, put_pending_sizes):
1512 Update the uses of pending_sizes.
1513 * c-decl.c (store_parm_decls): Likewise.
1514 * c-tree.h (struct c_arg_info): Likewise.
1515 * tree.h: Update the prototype for get_pending_sizes and
1518 2010-05-05 Jason Merrill <jason@redhat.com>
1521 * c-common.c (handle_aligned_attribute): Respect
1522 ATTR_FLAG_TYPE_IN_PLACE.
1525 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1526 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1527 (TARGET_INITIALIZER): Use it.
1528 * c-common.c (attribute_takes_identifier_p): Call it.
1529 * c-common.h: Update prototype.
1530 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1531 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1533 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1536 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1537 DW_ID_down_case for Fortran compilation units.
1539 2010-05-05 Jan Hubicka <jh@suse.cz>
1541 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1544 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1546 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1547 a variable-sized RESULT_DECL.
1549 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1551 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1553 2010-05-05 Jason Merrill <jason@redhat.com>
1556 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1558 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1560 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1561 Jakub Jelinek <jakub@redhat.com>
1564 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1565 (dead_debug_init, dead_debug_finish): New functions.
1566 (dead_debug_add, dead_debug_insert_before): Likewise.
1567 (df_note_bb_compute): Initialize a dead_debug object, add dead
1568 debug uses to it, insert debug bind insns before death insns,
1569 reset debug insns that refer to pending uses at the end.
1570 * rtl.h (make_debug_expr_from_rtl): New prototype.
1571 * varasm.c (make_debug_expr_from_rtl): New function.
1573 2010-05-05 Jan Hubicka <jh@suse.cz>
1575 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1576 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1577 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1578 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1579 lto_varpool_encoder_encode_initializer_p,
1580 lto_set_varpool_encoder_encode_initializer): New functions.
1581 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1582 call output_varpool.
1583 (input_varpool_node): Do not always set analyzed.
1584 (input_cgraph_1): Return vector of cgraph nodes.
1585 (input_varpool_1): Return vector of varpools.
1586 (input_cgraph): Free the vectors.
1587 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1588 output only initializers needed.
1589 (lto_output): Only call output_cgraph.
1590 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1591 * lto-section-out.c (lto_new_out_decl_state): Initialize
1592 state->varpool_node_encoder.
1593 * lto-streamer.h (lto_varpool_encoder_d): New.
1594 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1595 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1596 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1597 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1598 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1600 (output_varpool, input_varpool): Remove declarations.
1602 2010-05-05 Jan Hubicka <jh@suse.cz>
1604 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1605 with body can prevail.
1607 2010-05-05 Jan Hubicka <jh@suse.cz>
1609 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1612 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1614 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1616 * gengtype.h (erro_at_line): Constify pos argument.
1618 * gengtype.c: Include hashtab.h.
1619 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1620 (error_at_line): Constify pos argument.
1621 (do_typedef): Initialize p->opt field.
1622 (get_file_gtfilename): Fix comment typo.
1623 (struct walk_type_data): Constify line field.
1624 (get_output_file_for_structure): New function.
1625 (write_local_func_for_structure): Constify orig_s argument.
1626 Use get_output_file_for_structure.
1627 (write_func_for_structure): Use get_output_file_for_structure.
1628 (INDENT): New define.
1629 (dump_pair, dump_type, dump_type_list, dump_typekind)
1630 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1631 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1633 (seen_types): New variable.
1634 (main): New variable do_dump. Process "-d" command line option.
1635 Call dump_everything if dump requested.
1637 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1639 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1640 in a temporary instead of invoking the macro multiple times.
1641 (track_expr_p): Likewise.
1643 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1645 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1647 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1648 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
1649 conditions for printing notes.
1650 * common.opt (-Wcoverage-mismatch): Allow negative, default to
1651 true, update documentation.
1652 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
1654 2010-05-04 Jakub Jelinek <jakub@redhat.com>
1657 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
1660 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1663 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
1664 (*sse_prologue_save_insn1): Likewise.
1665 (SSE prologue save splitter): Likewise.
1667 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
1669 * tree.c (free_lang_data_in_one_sizepos): New inline function.
1670 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
1671 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
1672 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
1673 all decls. Call it on DECL_FIELD_OFFSET of fields.
1674 (find_decls_types_r): Follow DECL_VALUE_EXPR.
1675 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
1677 2010-05-04 Martin Jambor <mjambor@suse.cz>
1679 * tree-sra.c (build_access_from_expr_1): The first parameter type
1680 changed to simple tree.
1681 (build_access_from_expr): Likewise, gsi parameter was eliminated.
1682 (scan_assign_result): Renamed to assignment_mod_result, enum elements
1684 (build_accesses_from_assign): Removed all parameters except for a
1685 simple gimple statement. Now returns a simple bool.
1686 (scan_function): All non-analysis parts moved to separate functions
1687 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
1688 parameters and updated both callers.
1689 (sra_modify_expr): Removed parameter data.
1690 (sra_modify_function_body): New function.
1691 (perform_intra_sra): Call sra_modify_function_body to modify the
1693 (replace_removed_params_ssa_names): Parameter data changed into
1695 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
1696 changed the parameter dont_convert to convert with the opposite
1698 (sra_ipa_modify_assign): Parameter data changed into adjustments
1699 vector, return value changed to bool.
1700 (ipa_sra_modify_function_body): New function.
1701 (sra_ipa_reset_debug_stmts): Updated a comment.
1702 (modify_function): Use ipa_sra_modify_function_body to modify function
1705 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
1708 * alias.c (true_dependence): Handle the same VALUE in x and mem.
1709 (canon_true_dependence): Likewise.
1710 (write_dependence_p): Likewise.
1712 2010-05-04 Jan Hubicka <jh@suse.cz>
1714 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
1715 * cgraphbuild.c: Include ipa-utils.h
1716 (record_reference_ctx): New struct.
1717 (record_reference): Simplify to work on initializers; not statements.
1718 (mark_address, mark_load, mark_store): New.
1719 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1721 (record_references_in_initializer): Update use of record_reference.
1722 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
1725 2010-05-04 Jan Hubicka <jh@suse.cz>
1727 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
1728 node will be removed anyway.
1729 (lto_varpool_replace_node): Allow also unanalyzed nodes;
1730 relink aliases of node into prevailing node.
1731 * varpool.c (varpool_remove_node): Remove aliases properly;
1732 when removing node, remove all its aliases too; remove DECL_INITIAL
1733 of removed node; ggc_free the varpool node.
1735 2010-05-04 Richard Guenther <rguenther@suse.de>
1737 PR tree-optimization/43879
1738 * tree-ssa-structalias.c (alias_get_name): Use
1739 DECL_ASSEMBLER_NAME if available.
1740 (create_function_info_for): Return the varinfo node.
1741 (ipa_pta_execute): Associate same-body aliases and extra names
1742 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
1744 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
1746 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
1748 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
1751 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
1752 only if HONOR_REG_ALLOC_ORDER is not defined.
1754 2010-05-04 Richard Guenther <rguenther@suse.de>
1756 PR tree-optimization/43949
1757 * tree-vrp.c (extract_range_from_binary_expr): Only handle
1760 2010-04-26 Jason Merrill <jason@redhat.com>
1762 * c.opt (-fstrict-enums): New.
1763 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
1765 2010-05-03 David Ung <davidu@mips.com>
1766 James E. Wilson <wilson@codesourcery.com>
1768 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
1769 emit the trap instruction before the divide for TUNE_74K.
1771 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
1773 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
1774 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
1775 based on the above, for new target hook.
1777 * hooks.c (hook_bool_mode_true): New generic hook.
1778 * hooks.h (hook_bool_mode_true): Add prototype.
1780 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
1782 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
1783 target hook, set to hook_bool_mode_false.
1784 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
1785 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
1786 with targetm.small_register_classes_for_mode_p.
1787 (find_reusable_reload): Likewise.
1788 (combine_reloads): Likewise.
1789 * reload1.c (reload_as_needed): Likewise.
1790 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
1791 * ifcvt.c (noce_process_if_block, check_cond_move_block,
1792 dead_or_predicable): Likewise.
1793 * regmove.c (optimize_reg_copy_1): Likewise.
1794 * calls.c (prepare_call_address): Likewise.
1795 (precompute_register_parameters): Likewise.
1797 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
1799 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
1800 implementation of the hook that considers all register classes
1801 small except for SH64.
1802 (sh_override_options): Use the new hook.
1803 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
1806 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
1808 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
1809 implementation of the hook that considers all register classes
1811 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
1814 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
1816 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
1817 implementation of the hook that considers all register classes
1819 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
1822 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
1824 * config/m32c/m32c.h: Likewise.
1825 * config/pdp11/pdp11.h: Likewise.
1826 * config/avr/avr.h: Likewise.
1827 * config/xtensa/xtensa.h: Likewise.
1828 * config/m68hc11/m68hc11.h: Likewise.
1829 * config/mn10300/mn10300.h: Likewise.
1830 * config/mcore/mcore.h: Likewise.
1831 * config/h8300/h8300.h: Likewise.
1832 * config/bfin/bfin.h: Likewise.
1834 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
1835 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
1837 2010-05-03 Anatoly Sokolov <aesok@post.ru>
1839 * double-int.h (tree_to_double_int): Remove macro.
1840 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
1841 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1842 (tree_to_double_int): New function.
1843 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
1845 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
1847 2010-05-03 Richard Guenther <rguenther@suse.de>
1849 PR tree-optimization/43971
1850 * tree-ssa-structalias.c (get_constraint_for_1): Fix
1851 constraints in the !flag_delete_null_pointer_checks case.
1853 2010-05-03 Jakub Jelinek <jakub@redhat.com>
1856 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
1857 result mode matches original rtl mode.
1859 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
1862 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
1864 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1866 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
1867 when processing flag options.
1869 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1871 * gcov-iov.c (main): Change format string placeholder
1872 from %#08x to 0x%08x.
1873 * genchecksum.c (dosum): Change format string placeholder
1874 from %#02x to 0x%02x.
1876 2010-05-02 Richard Guenther <rguenther@suse.de>
1878 PR tree-optimization/43879
1879 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
1881 2010-05-02 Bruno Haible <bruno@clisp.org>
1883 * doc/extend.texi (Function Attributes): Fix a typo.
1885 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1888 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
1889 placeholder from 0x%x to %#x.
1890 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1891 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1892 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1893 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1894 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1895 * config/i386/i386.c (ix86_target_string): Ditto.
1896 * config/i386/i386.c (output_pic_addr_const): Ditto.
1897 (print_operand): Ditto.
1899 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
1901 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
1902 placeholder from 0x%x to %#x.
1903 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
1904 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
1905 (ASM_OUTPUT_DEBUG_DATA): Ditto.
1906 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
1907 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
1908 * optc-gen.awk: Ditto.
1909 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
1910 (HOST_WIDE_INT_PRINT_HEX): Ditto.
1911 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
1912 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
1914 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1916 * target.h (struct calls): Add function_value_regno_p field.
1917 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
1918 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
1919 * targhooks.c (default_function_value_regno_p): New function.
1920 * targhooks.h (default_function_value_regno_p): Declare function.
1921 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
1922 * builtins.c. (apply_result_size): (Ditto.).
1923 * combine.c. (likely_spilled_retval_p): (Ditto.).
1924 * mode-switching.c. Include 'target.h'.
1925 (create_pre_exit): Use function_value_regno_p hook.
1926 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
1927 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
1928 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
1930 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
1931 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
1932 (ix86_function_value_regno_p): Declare as static, change argument
1933 type to const unsigned int.
1934 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
1936 2010-05-01 Richard Guenther <rguenther@suse.de>
1938 PR tree-optimization/43949
1939 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
1941 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
1943 2010-05-01 Anatoly Sokolov <aesok@post.ru>
1945 * rtl.h (CONST_DOUBLE_P): Define.
1946 (rtx_to_double_int): Declare.
1947 * emit-rtl.c (rtx_to_double_int): New function.
1948 * dwarf2out.c (insert_double): New function.
1949 (loc_descriptor, add_const_value_attribute): Clean up, use
1950 rtx_to_double_int and insert_double functions.
1952 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
1954 * doc/extend.texi (Inline): Add missing return keyword to examples.
1955 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
1958 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
1960 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
1961 the variable part of the offset as well. Use highest_pow2_factor for
1962 all alignment checks.
1964 2010-04-30 Richard Guenther <rguenther@suse.de>
1966 PR tree-optimization/43879
1967 * tree-ssa-structalias.c (type_could_have_pointers): Functions
1970 2010-04-30 Jan Hubicka <jh@suse.cz>
1972 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
1974 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
1976 2010-04-30 Jan Hubicka <jh@suse.cz>
1978 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
1980 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
1981 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
1982 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
1983 cgraph_node_set_needs_ltrans_p): Remove.
1985 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
1987 * sdbout.c: Include vec.h, do not include varray.h.
1988 (deferred_global_decls, sdbout_global_decl,
1989 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
1990 * toplev.c: Do not include varray.h.
1991 (dump_memory_report): Do not dump VARRAY statistics.
1992 * gengtype.c (open_base_file): Ignore varray.h.
1993 * Makefile.in: Update for abovementioned changes.
1994 Remove all traces of varray.c and varray.h.
1995 * varray.c: Remove file.
1996 * varray.h: Remove file.
1998 2010-04-30 Jan Hubicka <jh@suse.cz>
2000 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2003 2010-04-30 Jan Hubicka <jh@suse.cz>
2005 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2008 2010-04-30 Richard Guenther <rguenther@suse.de>
2010 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2011 constraints for CONSTRUCTOR.
2013 2010-04-30 Richard Guenther <rguenther@suse.de>
2016 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2017 first after all lowering passes.
2019 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2021 * toplev.c: Include varray.h for statistics dumping.
2022 * tree.h: Do not declare varray_head_tag.
2023 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2024 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2025 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2026 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2027 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2028 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2029 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2030 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2032 * Makefile.in: Update for abovementioned changes.
2034 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2037 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2039 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2041 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2042 Use this function to do machine-specific conversion.
2043 (picochip_legitimize_reload_address): Likewise.
2044 (picochip_legitimate_address_p): Check valid base register only if
2046 (picochip_check_conditional_copy): Check for modw only if opnd is
2048 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2049 to call the function in c.
2050 * config/picochip/picochip-protos.h
2051 (picochip_legitimize_reload_address): Define.
2052 * config/picochip/picochip.md (supported_compare1): Define.
2054 2010-04-30 Jan Hubicka <jh@suse.cz>
2056 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2057 (cgraph_global_info): Remove inlined.
2058 (LTO_cgraph_tag_names): Remove.
2059 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2060 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2061 simplify cgraph tags and document.
2062 (lto_output_node): Use only LTO_cgraph_unavail_node and
2063 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2064 for_functions_valid, global info, process and output flags.
2065 (input_overwrite_node): Initialize estimated stack size and
2066 estimated growth. Do not read flags we no longer store.
2067 (input_node): Likewise do not read info no longer stored.
2068 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2071 2010-04-30 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/43879
2074 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2075 handle non-zero initializers.
2077 2010-04-30 Richard Guenther <rguenther@suse.de>
2079 * builtins.c (fold_builtin_1): Delete free (0).
2081 2010-04-29 Jan Hubicka <jh@suse.cz>
2083 * gengtype.c (open_base_files): Add lto-streamer.h
2084 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2085 (pass_ipa_cp): GGC collect.
2086 * toplev. (compile_file): Do not output symbols.
2087 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2088 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2089 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2090 * lto-section-in.c: Include ggc.h
2091 (lto_new_in_decl_state): Alloc in GGC.
2092 (lto_delete_in_decl_state): Likewise.
2093 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2096 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2099 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2100 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2101 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2102 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2103 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2104 account only if HONOR_REG_ALLOC_ORDER is not defined.
2105 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2106 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2108 2010-04-29 Jon Grant <04@jguk.org>
2110 * collect2.c (vflag): Change type from int to bool.
2112 (helpflag): New global bool.
2113 (main): Set vflag and debug with boolean, not integer truth values.
2114 Accept new "--help" option and output usage text if found.
2115 * collect2.h (vflag): Update prototype.
2118 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2121 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2123 2010-04-29 Richard Guenther <rguenther@suse.de>
2126 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2127 with ATTRIBUTE_UNUSED.
2129 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2132 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2133 INSN_P with NONDEBUG_INSN_P.
2134 (distance_non_agu_define): Likewise.
2135 (distance_agu_use): Likewise.
2137 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2139 From Dominique d'Humieres <dominiq@lps.ens.fr>
2141 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2144 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2146 * plugin.h (invoke_plugin_callbacks): New inline function.
2147 * plugin.c (flag_plugin_added): New global flag.
2148 (add_new_plugin): Initialize above flag.
2149 (invoke_plugin_callbacks): Rename to ...
2150 (invoke_plugin_callbacks_full): ... this.
2152 2010-04-28 Jan Hubicka <jh@suse.cz>
2154 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2155 (lto_varpool_replace_node): New.
2156 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2157 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2158 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2159 * cgraph.h (varpool_node_ptr): New type.
2160 (varpool_node_ptr): New vector.
2161 (varpool_node_set_def): New structure.
2162 (varpool_node_set): New type.
2163 (varpool_node_set): New vector.
2164 (varpool_node_set_element_def): New structure.
2165 (varpool_node_set_element, const_varpool_node_set_element): New types.
2166 (varpool_node_set_iterator): New type.
2167 (varpool_node): Add prev pointers, add used_from_other_partition,
2169 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2170 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2171 varpool_get_node, varpool_remove_node): Declare.
2172 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2173 varpool_node_set_size): New inlines.
2174 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2175 * tree-pass.h (varpool_node_set_def): Forward declare.
2176 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2177 (ipa_write_optimization_summaries): Update prototype.
2178 * ipa-cp.c (ipcp_write_summary): Update.
2179 * ipa-reference.c (ipa_reference_write_summary): Update.
2180 * lto-cgraph.c (lto_output_varpool_node): New static function.
2181 (output_varpool): New function.
2182 (input_varpool_node): New static function.
2183 (input_varpool_1): New function.
2184 (input_cgraph): Input varpool.
2185 * ipa-pure-const.c (pure_const_write_summary): Update.
2186 * lto-streamer-out.c (lto_output): Update, output varpool too.
2187 (write_global_stream): Kill WPA hack.
2188 (produce_asm_for_decls): Update.
2189 (output_alias_pair_p): Handle variables.
2190 (output_unreferenced_globals): Output only needed partition of varpool.
2191 * ipa-inline.c (inline_write_summary): Update.
2192 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2194 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2195 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2196 varpool_node_set_new, varpool_node_set_add,
2197 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2198 debug_varpool_node_set): New functions.
2199 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2200 (execute_one_pass): Process new decls too.
2201 (ipa_write_summaries_2): Pass around vsets.
2202 (ipa_write_summaries_1): Likewise.
2203 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2205 (ipa_write_optimization_summaries_1): Pass around vsets.
2206 (ipa_write_optimization_summaries): Likewise.
2207 * varpool.c (varpool_get_node): New.
2208 (varpool_node): Update doubly linked lists.
2209 (varpool_remove_node): New.
2210 (dump_varpool_node): More dumping.
2211 (varpool_enqueue_needed_node): Update doubly linked lists.
2212 (decide_is_variable_needed): Kill ltrans hack.
2213 (varpool_finalize_decl): Kill lto hack.
2214 (varpool_assemble_decl): Skip decls in other partitions.
2215 (varpool_assemble_pending_decls): Update doubly linkes lists.
2216 (varpool_empty_needed_queue): Likewise.
2217 (varpool_extra_name_alias): Likewise.
2218 * lto-streamer.c (lto_get_section_name): Add vars section.
2219 * lto-streamer.h (lto_section_type): Update.
2220 (output_varpool, input_varpool): Declare.
2222 2010-04-28 Mike Stump <mikestump@comcast.net>
2224 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2226 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2228 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2229 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2230 (lto_input_ts_type_tree_pointers): Likewise.
2231 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2232 (lto_output_ts_type_tree_pointers): Likewise.
2234 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2236 Uniquization of constants at the Tree level
2237 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2238 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2240 (tree_output_constant_def): Declare.
2241 * gimplify.c (gimplify_init_constructor): When using block copy, first
2242 uniquize the constant constructor on the RHS.
2243 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2244 DECL_IN_CONSTANT_POOL flag.
2245 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2246 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2248 (assemble_variable): Deal with symbols belonging to the tree constant
2250 (get_constant_section): Add ALIGN parameter and simplify.
2251 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2252 (assemble_constant_contents): Use the expression of the VAR_DECL.
2253 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2254 (tree_output_constant_def): New global function.
2255 (mark_constant): Use the expression of the VAR_DECL.
2256 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2258 (output_object_block): Likewise and assemble the expression.
2260 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2262 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2263 hash_tree, eq_tree): New tree hash table.
2264 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2265 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2266 lto_orig_address_remove): Reimplement.
2268 2010-04-28 Xinliang David Li <davidxl@google.com>
2271 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2272 (compute_uninit_opnds_pos): New function.
2273 (is_non_loop_exit_postdominating): New function.
2274 (compute_control_dep_chain): New function.
2275 (find_pdom): New function.
2276 (convert_control_dep_chain_into_preds): New function.
2277 (find_predicates): New function.
2278 (find_control_equiv_block): New function.
2279 (collect_phi_def_edges): New function.
2280 (find_def_preds): New function.
2281 (find_dom): New function.
2282 (dump_predicates): New function.
2283 (get_cmp_code): New function.
2284 (is_value_included_in): New function.
2285 (find_matching_predicate_in_rest_chains): New function.
2286 (use_pred_not_overlap_with_undef_path_pred): New function.
2287 (is_use_properly_guarded): New function.
2288 (normalize_cond_1): New function.
2289 (is_and_or_or): New function.
2290 (normalize_cond): New function.
2291 (is_gcond_subset_of): New function.
2292 (is_subset_of_any): New function.
2293 (is_or_set_subset_of): New function.
2294 (is_and_set_subset_of): New function.
2295 (is_norm_cond_subset_of): New function.
2296 (is_pred_expr_subset_of): New function.
2297 (is_pred_chain_subset_of): New function.
2298 (is_included_in): New function.
2299 (is_superset_of): New function.
2300 (find_uninit_use): New function.
2301 (warn_uninitialized_phi): New function.
2302 (compute_possibly_undefined_names): New function.
2303 (ssa_undefined_value_p): New function.
2304 (execute_late_warn_uninitialized): New function.
2305 * tree-ssa.c (ssa_undefined_value_p): Removed.
2306 (warn_uninit): Changed to extern.
2307 (warn_uninitialized_phi): Removed.
2308 (warn_uninitialized_vars): Changed to extern.
2309 (execute_late_warn_uninitialized): Removed
2310 * tree-flow.h: Add new prototypes.
2311 * timevar.def: Add new time variable.
2312 * Makefile.in: Add new build file.
2314 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2316 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2319 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2322 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2324 2010-04-28 Martin Jambor <mjambor@suse.cz>
2326 * cgraph.h (struct cgraph_node): New field indirect_calls.
2327 (struct cgraph_indirect_call_info): New type.
2328 (struct cgraph_edge): Removed field indirect_call. New fields
2329 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2330 (cgraph_create_indirect_edge): Declare.
2331 (cgraph_make_edge_direct): Likewise.
2332 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2333 * ipa-prop.h (struct ipa_param_call_note): Removed.
2334 (struct ipa_node_params): Removed field param_calls.
2335 (ipa_create_all_structures_for_iinln): Declare.
2336 * cgraph.c: Described indirect edges and uids in initial comment.
2337 (cgraph_add_edge_to_call_site_hash): New function.
2338 (cgraph_edge): Search also among the indirect edges, use
2339 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2340 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2341 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2343 (initialize_inline_failed): Assign a reason to indirect edges.
2344 (cgraph_create_edge_1): New function.
2345 (cgraph_create_edge): Moved some functionality to
2346 cgraph_create_edge_1.
2347 (cgraph_create_indirect_edge): New function.
2348 (cgraph_edge_remove_callee): Add an assert checking for
2350 (cgraph_edge_remove_caller): Special-case indirect edges.
2351 (cgraph_remove_edge): Likewise.
2352 (cgraph_set_edge_callee): New function.
2353 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2354 (cgraph_make_edge_direct): New function.
2355 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2356 the declaration of the call statement matches.
2357 (cgraph_node_remove_callees): Special-case indirect edges.
2358 (cgraph_clone_edge): Likewise.
2359 (cgraph_clone_node): Clone also the indirect edges.
2360 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2361 indirect_call, dump count of indirect_calls edges.
2362 * ipa-prop.c (iinlining_processed_edges): New variable.
2363 (ipa_note_param_call): Create indirect edges instead of
2364 creating notes. New parameter node.
2365 (ipa_analyze_call_uses): New parameter node, pass it on to
2366 ipa_note_param_call.
2367 (ipa_analyze_stmt_uses): Likewise.
2368 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2369 (print_edge_addition_message): Work on edges rather than on notes.
2370 (update_call_notes_after_inlining): Likewise, renamed to
2371 update_indirect_edges_after_inlining.
2372 (ipa_create_all_structures_for_iinln): New function.
2373 (ipa_free_node_params_substructures): Do not free notes.
2374 (ipa_edge_duplication_hook): Propagate bits within
2375 iinlining_processed_edges bitmap.
2376 (ipa_node_duplication_hook): Do not duplicate notes.
2377 (free_all_ipa_structures_after_ipa_cp): Renamed to
2378 ipa_free_all_structures_after_ipa_cp.
2379 (free_all_ipa_structures_after_iinln): Renamed to
2380 ipa_free_all_structures_after_iinln.
2381 (ipa_write_param_call_note): Removed.
2382 (ipa_read_param_call_note): Removed.
2383 (ipa_write_indirect_edge_info): New function.
2384 (ipa_read_indirect_edge_info): Likewise.
2385 (ipa_write_node_info): Do not stream notes, do stream information
2387 (ipa_read_node_info): Likewise.
2388 (lto_ipa_fixup_call_notes): Removed.
2389 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2390 * ipa-inline.c (pass_ipa_inline): Likewise.
2391 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2392 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2393 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2395 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2397 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2398 (output_cgraph): Stream also indirect edges.
2399 (lto_output_edge): Added capability to stream indirect edges.
2400 (input_edge): Likewise.
2401 (input_cgraph_1): Likewise.
2402 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2405 2010-04-28 Richard Guenther <rguenther@suse.de>
2407 PR tree-optimization/43879
2408 PR tree-optimization/43909
2409 * tree-ssa-structalias.c (struct variable_info): Add
2410 only_restrict_pointers flag.
2411 (new_var_info): Initialize it. Increment stats.total_vars here.
2412 (create_function_info_for): Do not increment stats.total_vars here.
2413 (get_function_part_constraint): Fix build with C++.
2414 (insert_into_field_list): Remove.
2415 (push_fields_onto_fieldstack): Properly merge fields.
2416 (create_variable_info_for): Split and simplify.
2417 (create_variable_info_for_1): New piece.
2418 (intra_create_variable_infos): Properly make restrict constraints
2421 2010-04-28 Richard Guenther <rguenther@suse.de>
2424 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2426 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2427 Jan Hubicka <hubicka@ucw.cz>
2429 * doc/invoke.texi (-Wsuggest-attribute=const,
2430 -Wsuggest-attribute=pure): Document.
2431 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2432 (function_always_visible_to_compiler_p,
2433 suggest_attribute, warn_function_pure, warn_function_const):
2435 (check_call): Improve debug info.
2436 (analyze_function): Do not check availability.
2437 (add_new_function): Check availability.
2438 (propagate): Output warnings.
2439 (skip_function_for_local_pure_const): New function.
2440 (local_pure_const): Use it; output warnings.
2441 * common.opt (Wsuggest-attribute=const,
2442 Wsuggest-attribute=pure): New.
2444 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2446 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2447 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2448 or DW_CFA_def_cfa_offset{,_sf}.
2450 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2452 * tree.h: Fix truncated long macros.
2454 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2456 * collect2.c (TARGET_64BIT): Redefine to target's default.
2457 * tlink.c: Likewise.
2458 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2459 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2460 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2461 for underscoring __USER_LABEL_PREFIX__.
2462 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2463 (SUB_LINK_ENTRY32): New.
2464 (SUB_LINK_ENTRY64): New.
2465 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2466 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2467 (SUB_LINK_ENTRY64): New.
2468 (SUB_LINK_ENTRY): New.
2469 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2470 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2471 x64 target is choosen.
2472 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2473 * configure: Regenerated.
2474 * configure.ac (leading-mingw64-underscores): Option added.
2476 2010-04-27 Jan Hubicka <jh@suse.cz>
2478 * doc/invoke.texi (-fipa-profile): Document.
2479 * opts.c (decode_options): Enable ipa-profile at -O1.
2480 * timevar.def (TV_IPA_PROFILE): Define.
2481 * common.opt (fipa-profile): Add.
2482 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2484 (cgraph_propagate_frequency): Handle only local ones.
2485 * tree-pass.h (pass_ipa_profile): Declare.
2486 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2487 (pass_ipa_profile): Use TV_IPA_PROFILE.
2488 * ipa.c (ipa_profile): New function.
2489 (gate_ipa_profile): Likewise.
2490 (pass_ipa_profile): New global variable.
2491 * passes.c (pass_ipa_profile): New.
2493 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2495 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2497 2010-04-27 Martin Jambor <mjambor@suse.cz>
2500 * ipa.c (dissolve_same_comdat_group_list): New function.
2501 (function_and_variable_visibility): Call
2502 dissolve_same_comdat_group_list when comdat group contains external or
2504 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2505 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2507 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2509 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2510 (const_hash_1) <VECTOR_CST>: New case.
2511 (compare_constant) <VECTOR_CST>: Likewise.
2512 <ADDR_EXPR>: Deal with LABEL_REFs.
2513 (copy_constant) <VECTOR_CST>: New case.
2515 2010-04-27 Jan Hubicka <jh@suse.cz>
2517 * cgraph.c (cgraph_propagate_frequency): New function.
2518 * cgraph.h (cgraph_propagate_frequency): Declare.
2519 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2520 cgraph_propagate_frequency.
2522 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2524 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2526 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2529 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2530 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2531 here to determine which regs to push and how much stack to reserve.
2533 2010-04-27 Jie Zhang <jie@codesourcery.com>
2535 * doc/gimple.texi (gimple_statement_with_ops): Remove
2536 addresses_taken field.
2537 (gimple_statement_with_memory_ops): Likewise.
2539 2010-04-27 Jan Hubicka <jh@suse.cz>
2541 * tree-inline.c (eni_inlining_weights): Remove.
2542 (estimate_num_insns): Special case more builtins.
2544 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2547 * c-typeck.c (build_binary_op): Move forward check for comparison
2548 pointer with null pointer constant and adjust the diagnostic message.
2550 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2553 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2554 binutils supports extended .section directive needed by LTO, or
2555 warn if older binutils found.
2556 (LTO_BINARY_READER): New AC_SUBST'd variable.
2557 (LTO_USE_LIBELF): Likewise.
2558 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2560 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2561 (LTO_USE_LIBELF): Likewise.
2562 * configure: Regenerate.
2564 * collect2.c (is_elf): Rename from this ...
2565 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2566 object files in addition to ELF-formatted ones.
2567 (scan_prog_file): Caller updated. Also allow for LTO info marker
2568 symbol to be prefixed or not by an extra underscore.
2570 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2571 * config/i386/winnt.c: Also #include lto-streamer.h
2572 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2574 (i386_pe_asm_output_aligned_decl_common): Add comment.
2575 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2577 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2580 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2581 Add missing earlyclobber for second alternative.
2583 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2585 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2586 bits for artificial defs at the top of the block.
2587 * fwprop.c (single_def_use_enter_block): Don't call it.
2589 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2592 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2593 instead of "$gcc_cv_objdump -T".
2594 Use "-undefined dynamic_lookup" on darwin.
2595 * gcc/configure: Regenerate.
2597 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2600 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2602 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2604 * c-parser.c (struct c_token): Move location field up.
2605 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2606 (struct c_declspecs): Convert typespec_word, storage_class, and
2607 default_int_p into bitfields.
2608 (struct c_declarator): Move loc field up.
2610 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2612 * cfgloop.h (struct loop): Move can_be_parallel field up.
2613 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2614 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2616 (struct iv_cand): Convert pos field into a bitfield.
2617 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2619 (struct _stmt_vec_info): Shuffle fields for better packing.
2621 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2623 * varasm.c (IN_NAMED_SECTION): Remove guard.
2624 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2625 (IN_NAMED_SECTION_P): ...this.
2626 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2627 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2629 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2631 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2632 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2633 of shadowing it. Fix comments.
2635 2010-04-26 Jan Hubicka <jh@suse.cz>
2637 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2638 (cgraph_clone_node): Copy function frequency.
2639 * cgraph.h (node_frequency): New enum
2640 (struct cgraph_node): Add.
2641 * final.c (rest_of_clean_state): Update.
2642 * lto-cgraph.c (lto_output_node): Output node frequency.
2643 (input_overwrite_node): Input node frequency.
2644 * tre-ssa-loop-ivopts (computation_cost): Update.
2645 * lto-streamer-out.c (output_function): Do not output function
2647 * predict.c (maybe_hot_frequency_p): Update and handle functions
2649 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
2651 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
2652 (compute_function_frequency): Set noreturn functions to be executed
2654 (choose_function_section): Update.
2655 * lto-streamer-in.c (input_function): Do not input function frequency.
2656 * function.c (allocate_struct_function): Do not initialize function
2658 * function.h (function_frequency): Remove.
2659 (struct function): Remove function frequency.
2660 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
2661 (try_update): Update.
2662 * tree-inline.c (initialize_cfun): Do not update function frequency.
2663 * passes.c (pass_init_dump_file): Update.
2664 * i386.c (ix86_compute_frame_layout): Update.
2665 (ix86_pad_returns): Update.
2667 2010-04-26 Jie Zhang <jie@codesourcery.com>
2669 PR tree-optimization/43833
2670 * tree-vrp.c (range_int_cst_p): New.
2671 (range_int_cst_singleton_p): New.
2672 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
2673 when both operands are constants. Use range_int_cst_p in
2676 2010-04-26 Jan Hubicka <jh@suse.cz>
2678 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
2680 2010-04-26 Richard Guenther <rguenther@suse.de>
2683 * gimple.c (gimple_decl_printable_name): Deal gracefully
2684 with a NULL DECL_NAME.
2686 2010-04-26 Richard Guenther <rguenther@suse.de>
2689 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
2690 if emitting debug information and it is either a function
2691 or a namespace decl.
2693 2010-04-26 Ira Rosen <irar@il.ibm.com>
2695 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
2696 determine if the statement is vectorizable, and a macro to access it.
2697 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2698 Skip statements that can't be vectorized. If the analysis fails,
2699 mark the statement as unvectorizable if vectorizing basic block.
2700 (vect_compute_data_refs_alignment): Likewise.
2701 (vect_verify_datarefs_alignment): Skip statements marked as
2702 unvectorizable. Add print.
2703 (vect_analyze_group_access): Skip statements that can't be
2704 vectorized. If the analysis fails, mark the statement as
2705 unvectorizable if vectorizing basic block.
2706 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
2707 * tree-vect-stmts.c (vectorizable_store): Fix the number of
2708 generated stmts for SLP.
2709 (new_stmt_vec_info): Initialize the new field.
2710 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
2711 statements marked as unvectorizable.
2713 2010-04-25 Joseph Myers <joseph@codesourcery.com>
2715 * c-common.c (flag_isoc1x): New.
2716 (flag_isoc99): Update comment.
2717 * c-common.h (flag_isoc1x): New.
2718 (flag_isoc99): Update comment.
2719 * c-cppbuiltin.c (builtin_define_float_constants): Also define
2720 __<type>_DECIMAL_DIG__.
2721 * c-opts.c (set_std_c1x): New.
2722 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
2723 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
2724 * c.opt (-std=c1x, -std=gnu1x): New options.
2725 * doc/cpp.texi: Mention -std=c1x.
2726 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
2727 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
2728 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
2729 * doc/standards.texi: Mention C1X.
2730 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
2731 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
2732 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
2735 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
2737 * config/i386/gmon-sol2.c (_mcleanup): Change format string
2738 placeholder from 0x%x to %#x.
2739 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2740 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2741 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2742 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2743 * config/i386/i386.c (ix86_target_string): Ditto.
2744 (output_pic_addr_const): Ditto.
2745 (print_operand): Ditto.
2747 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
2749 * combine.c (find_split_point): Add third argument. Use it
2750 to find nested multiply-accumulate instructions. Adjust calls.
2751 (try_combine): Adjust call to find_split_point.
2753 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
2755 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
2757 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
2759 PR tree-optimization/41442
2760 * fold-const.c (merge_truthop_with_opposite_arm): New function.
2761 (fold_binary_loc): Call it.
2763 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
2765 * toplev.c (general_init): Set default for fdiagnostics-show-option.
2766 * opts.c (common_handle_option): Allow disabling it.
2767 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
2769 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
2771 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
2772 between modes if both types are integral.
2774 2010-04-23 Richard Guenther <rguenther@suse.de>
2776 PR tree-optimization/43572
2777 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
2779 2010-04-23 Richard Guenther <rguenther@suse.de>
2782 * tree-inline.c (tree_can_inline_p): Also check compatibility
2785 2010-04-23 Martin Jambor <mjambor@suse.cz>
2787 PR tree-optimization/43846
2788 * tree-sra.c (struct access): New flag grp_assignment_read.
2789 (build_accesses_from_assign): Set grp_assignment_read.
2790 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
2791 (enum mark_read_status): New type.
2792 (analyze_access_subtree): Propagate grp_assignment_read, create
2793 accesses also if both direct_read and root->grp_assignment_read.
2795 2010-04-23 Martin Jambor <mjambor@suse.cz>
2798 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
2799 function does not have type attributes.
2801 2010-04-23 Richard Guenther <rguenther@suse.de>
2804 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
2807 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2809 * sese.h (create_if_region_on_edge): Remove.
2811 * sese.c (create_if_region_on_edge): Make static.
2813 * tree-inline.c: Do not include ggc.h.
2815 * expr.c: Do not include ggc.h.
2817 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
2820 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
2823 * config/sh/sh.c (find_barrier): Don't emit a constant pool
2824 in the middle of insns for casesi_worker_2.
2826 2010-04-22 David Edelsohn <edelsohn@gnu.org>
2828 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
2830 2010-04-22 Ira Rosen <irar@il.ibm.com>
2832 PR tree-optimization/43842
2833 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
2834 loop unrolling in update of exit phis. Fix comment.
2835 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
2836 least two reduction statements in the loop before starting SLP
2839 2010-04-22 Nick Clifton <nickc@redhat.com>
2841 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
2843 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
2845 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
2848 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2850 * tree-parloops.c (loop_parallel_p): New argument
2851 parloop_obstack. Pass it down.
2852 (parallelize_loops): New variable parloop_obstack. Initialize it,
2853 pass it down, free it.
2855 * tree-loop-linear.c (linear_transform_loops): Pass down
2858 * tree-data-ref.h (lambda_compute_access_matrices): New argument
2859 of type struct obstack *.
2861 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
2862 scratch_obstack. Initialize it, pass down, free it.
2864 * lambda.h (lambda_loop_new): Remove.
2865 (lambda_matrix_new, lambda_matrix_inverse)
2866 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
2867 argument of type struct obstack *.
2869 * lambda-trans.c (lambda_trans_matrix_new): New argument
2870 lambda_obstack. Pass it down, use obstack allocation for ret.
2871 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
2874 * lambda-mat.c (lambda_matrix_get_column)
2875 (lambda_matrix_project_to_null): Remove.
2876 (lambda_matrix_new): New argument lambda_obstack. Use obstack
2878 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
2881 * lambda-code.c (lambda_loop_new): New function.
2882 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
2883 (lambda_compute_auxillary_space, lambda_compute_target_space)
2884 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
2885 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
2886 (build_access_matrix): New argument lambda_obstack. Use obstack
2888 (lambda_compute_step_signs, lambda_compute_access_matrices): New
2889 argument lambda_obstack. Pass it down.
2891 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2893 * optabs.h (expand_widening_mult): Declare.
2895 2010-04-22 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/43845
2898 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
2899 lookup the CALL_EXPR function and arguments.
2901 2010-04-22 Nick Clifton <nickc@redhat.com>
2903 * config/stormy16/stormy16.c
2904 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
2905 * config/stormy16/stormy16.h: Tidy up formatting.
2906 (DONT_USE_BUILTIN_SETJMP): Remove definition.
2907 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
2908 (ineqbranchsi): Delete pattern.
2909 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
2910 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
2911 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
2912 stormy16-lib2-ucmpsi2.c.
2914 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2916 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
2917 df_simulate_find_noclobber_defs as appropriate. Keep track of an
2918 extra set merge_set_noclobber, and use it to relax the final test
2920 * df.h (df_simulate_find_noclobber_defs): Declare.
2921 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
2923 (df_simulate_find_noclobber_defs): New function.
2925 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
2927 * config/i386/i386.md: Use {} around multi-line preparation statements.
2929 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2931 * c-tree.h (push_init_level, pop_init_level, set_init_index)
2932 (process_init_element): New argument of type struct obstack *.
2934 * c-typeck.c (push_init_level, pop_init_level, set_designator)
2935 (set_init_index, set_init_label, set_nonincremental_init)
2936 (set_nonincremental_init_from_string, find_init_member)
2937 (output_init_element, output_pending_init_elements)
2938 (process_init_element): New argument braced_init_obstack. Pass it
2940 (push_range_stack, add_pending_init): New argument
2941 braced_init_obstack. Use obstack allocation.
2943 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
2944 braced_init_obstack. Pass it down.
2945 (c_parser_braced_init): New variables ret, braced_init_obstack.
2946 Initialize obstack, pass it down and finally free it.
2948 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
2951 * tree-pass.h (pass_optimize_widening_mul): Declare.
2952 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
2953 gate_optimize_widening_mul): New static functions.
2954 (pass_optimize_widening_mul): New.
2955 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
2956 <case MULT_EXPR>: Remove support for widening multiplies.
2957 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
2958 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
2959 simplify_gen_unary rather than directly building extensions.
2960 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
2962 * expmed.c (expand_widening_mult): New function.
2963 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
2965 2010-04-21 Jan Hubicka <jh@suse.cz>
2967 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
2968 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
2969 * lto-wpa-fixup.c: Remove.
2970 * Makefile.in (lto-wpa-fixup.o): Remove.
2971 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
2972 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
2973 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
2975 2010-04-21 Jan Hubicka <jh@suse.cz>
2977 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
2978 add write_optimization_summary, read_optimization_summary.
2979 (ipa_write_summaries_of_cgraph_node_set): Remove.
2980 (ipa_write_optimization_summaries): Declare.
2981 (ipa_read_optimization_summaries): Declare.
2982 * ipa-cp.c (pass_ipa_cp): Update.
2983 * ipa-reference.c (pass_ipa_reference): Update.
2984 * ipa-pure-const.c (pass_ipa_pure_const): Update.
2985 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
2987 * ipa-inline.c (pass_ipa_inline): Update.
2988 * ipa.c (pass_ipa_whole_program): Update.
2989 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
2990 * passes.c (ipa_write_summaries_1): Do not test wpa.
2991 (ipa_write_optimization_summaries_1): New.
2992 (ipa_write_optimization_summaries): New.
2993 (ipa_read_summaries): Do not test ltrans.
2994 (ipa_read_optimization_summaries_1): New.
2995 (ipa_read_optimization_summaries): New.
2997 2010-04-21 Jan Hubicka <jh@suse.cz>
2999 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3001 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3003 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3006 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3007 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3009 2010-04-21 Jan Hubicka <jh@suse.cz>
3011 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3013 2010-04-21 Jan Hubicka <jh@suse.cz>
3015 * varpool.c (decide_is_variable_needed): Variable is always needed
3018 2010-04-21 Jan Hubicka <jh@suse.cz>
3020 * opts.c (decode_options): Enable pure-const pass for whopr.
3022 2010-04-21 Jan Hubicka <jh@suse.cz>
3024 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3025 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3027 (cgraph_decide_inlining): Do not expect callee to be removed in all
3030 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3032 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3034 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3036 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3037 amdfam10_decode attributes.
3039 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3042 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3043 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3044 (lower_copyprivate_clauses): Use private var in outer
3045 context instead of original var. Make sure the types
3046 are correct for VLAs.
3048 2010-04-21 Richard Guenther <rguenther@suse.de>
3050 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3051 to non-pointer objects.
3053 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3055 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3056 last chain entry if it starts with the still current label.
3057 (add_location_or_const_value_attribute): Check that
3058 loc_list->first->next is NULL instead of comparing ->first with ->last.
3059 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3060 to add_var_loc_to_decl.
3062 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3063 >= 4 add also address size and segment size fields into CIE header.
3065 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3066 long as address size is the same as sizeof (void *) and
3068 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3069 address size or segment size is unexpected, return DW_EH_PE_omit.
3070 (classify_object_over_fdes): If get_cie_encoding returned
3071 DW_EH_PE_omit, return -1.
3072 (init_object): If classify_object_over_fdes returned -1,
3073 pretend there were no FDEs at all.
3075 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3077 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3078 bswap{si,di}2 using SWI48 mode iterator.
3079 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3080 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3081 set modrm attribute of bswap insn to 0 and remove length attribute.
3082 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3083 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3084 set mode attribute to <MODE> and remove length attribute.
3086 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3088 PR rtl-optimization/43520
3089 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3090 zero available registers.
3092 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3094 * builtins.c (fold_builtin_cproj): Fold more cases.
3096 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3098 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3099 (fold_builtin_1): Fold builtin cproj.
3100 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3101 Use ATTR_CONST_NOTHROW_LIST.
3103 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3105 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3106 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3107 ffsi2_no_cmove for !TARGET_CMOVE.
3108 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3109 (ffssi2): Remove expander.
3110 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3112 (ctz<mode>2): Ditto from ctz{si,di}2.
3113 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3115 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3118 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3120 * dwarf2out.c (AT_linkage_name): Define.
3121 (clone_as_declaration): Handle DW_AT_linkage_name.
3122 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3123 of DW_AT_MIPS_linkage_name.
3124 (move_linkage_attr): Likewise.
3125 (dwarf2out_finish): Likewise.
3127 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3130 * fold-const.c (fold_comparison): New folding rule.
3132 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3134 * double-int.h (double_int_setbit): Declare.
3135 * double-int.c (double_int_setbit): New function.
3136 * rtl.h (immed_double_int_const): Declare.
3137 * emit-rtl.c (immed_double_int_const): New function.
3138 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3139 and immed_double_int_const functions.
3140 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3141 expand_copysign_bit): (Ditto.).
3142 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3143 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3144 * dojump.c (prefer_and_bit_test): (Ditto.).
3145 * expr.c (convert_modes, reduce_to_bit_field_precision,
3146 const_vector_from_tree): (Ditto.).
3147 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3149 2010-04-20 Jan Hubicka <jh@suse.cz>
3151 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3152 (dump_cgraph_node): Dump new flags.
3153 * cgraph.h (struct cgraph_node): Add flags
3154 reachable_from_other_partition and in_other_partition.
3155 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3156 other partition can not be removed.
3157 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3158 the other partition must be output; silence sanity checking on
3159 leaking functions bodies from other paritition.
3160 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3161 (lto_output_node): Output new flags; do not sanity check that inline
3162 clones are output; drop lto_forced_extern_inline_p code; do not mock
3163 visibility flags at partition boundaries.
3164 (add_node_to): New function.
3165 (output_cgraph): Use it to sort functions so masters appear before
3167 (input_overwrite_node): Input new flags.
3168 * passes.c (ipa_write_summaries): Do not call
3169 lto_new_extern_inline_states.
3170 * lto-section-out.c (forced_extern_inline,
3171 lto_new_extern_inline_states lto_delete_extern_inline_states,
3172 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3173 * lto-streamer.h (lto_new_extern_inline_states,
3174 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3175 lto_forced_extern_inline_p): Kill.
3177 2010-04-20 Richard Guenther <rguenther@suse.de>
3179 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3180 from vars that can have pointers.
3181 (process_constraint): Dump useless constraints.
3183 2010-04-20 Richard Guenther <rguenther@suse.de>
3185 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3186 (dump_sa_points_to_info): Remove asserts.
3187 (init_base_vars): nothing_id isn't an escape point nor does it
3190 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3192 * tree.h (TYPE_REF_IS_RVALUE): Define.
3193 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3194 should_move_die_to_comdat, prune_unused_types_walk): Handle
3195 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3196 (modified_type_die, gen_reference_type_die): Emit
3197 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3198 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3200 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3203 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3204 calls for -fpic -m31 if they have been sibcall optimized.
3206 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3208 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3209 ar.lc fixed and call-used.
3211 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3213 2010-04-19 Jan Hubicka <jh@suse.cz>
3215 * opts.c (decode_options): Disable whpr incompatible passes.
3216 * lto/lto.c (lto_1_to_1_map): Skip clones.
3217 (read_cgraph_and_symbols): Do not mark everything as needed.
3218 (do_whole_program_analysis): Do map only after optimizing;
3219 set proper cgraph_state; use passmanager.
3221 2010-04-19 DJ Delorie <dj@redhat.com>
3223 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3224 POINTER_PLUS_EXPR and fix them.
3226 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3228 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3229 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3230 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3231 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3232 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3233 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3234 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3235 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3236 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3237 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3238 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3240 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3242 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3243 (check_cond_move_block): Likewise.
3244 (cond_move_process_if_block): Likewise.
3245 (noce_find_if_block): Improve formatting.
3246 (find_if_header): Pass 0 to memset and tweak conditions.
3247 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3249 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3251 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3255 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3256 with non-local decl doesn't need chain.
3258 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3260 * ira-color.c (allocno_reload_assign): Avoid accumulating
3261 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3263 2010-04-19 Martin Jambor <mjambor@suse.cz>
3265 * gimple.h (create_tmp_reg): Declare.
3266 * gimplify.c (create_tmp_reg): New function.
3267 (gimplify_return_expr): Use create_tmp_reg.
3268 (gimplify_omp_atomic): Likewise.
3269 (gimple_regimplify_operands): Likewise.
3270 * tree-dfa.c (make_rename_temp): Likewise.
3271 * tree-predcom.c (predcom_tmp_var): Likewise.
3272 (reassociate_to_the_same_stmt): Likewise.
3273 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3274 (get_replaced_param_substitute): Likewise.
3275 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3276 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3277 * tree-ssa-pre.c (get_representative_for): Likewise.
3278 (create_expression_by_pieces): Likewise.
3279 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3280 (create_tailcall_accumulator): Likewise.
3282 2010-04-19 Martin Jambor <mjambor@suse.cz>
3284 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3286 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3288 2010-04-19 Richard Guenther <rguenther@suse.de>
3290 PR tree-optimization/43796
3291 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3292 from SCEV in the lattice.
3293 (vrp_visit_phi_node): Dump change.
3295 2010-04-19 Richard Guenther <rguenther@suse.de>
3297 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3298 * configure: Re-generated.
3300 2010-04-19 Richard Guenther <rguenther@suse.de>
3302 PR tree-optimization/43783
3303 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3304 constant ARRAY_REF operands two and three if possible.
3306 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3311 2010-04-19 Jie Zhang <jie@codesourcery.com>
3314 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3316 2010-04-19 Ira Rosen <irar@il.ibm.com>
3318 PR tree-optimization/37027
3319 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3320 and macro to access it.
3321 (vectorizable_reduction): Add argument.
3322 (vect_get_slp_defs): Likewise.
3323 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3324 statements for possible use in SLP.
3325 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3326 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3327 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3329 (vectorizable_reduction): Likewise.
3330 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3332 (vectorizable_type_demotion, vectorizable_type_promotion,
3333 vectorizable_store): Likewise.
3334 (vect_analyze_stmt): Update call to vectorizable_reduction.
3335 (vect_transform_stmt): Likewise.
3336 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3337 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3338 from different interleaving chains in same node.
3339 (vect_slp_rearrange_stmts): New function.
3340 (vect_supported_load_permutation_p): Allow load permutations for
3341 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3342 inside SLP nodes if necessary.
3343 (vect_analyze_slp_instance): Handle reductions.
3344 (vect_analyze_slp): Try to build SLP instances originating from groups
3346 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3347 (vect_get_constant_vectors): Create initial vectors for reductions
3348 according to reduction code. Add new argument.
3349 (vect_get_slp_defs): Add new argument, pass it to
3350 vect_get_constant_vectors.
3351 (vect_schedule_slp_instance): Remove SLP tree root statements.
3353 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3355 * tree.h (ENUM_IS_SCOPED): Define.
3356 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3357 for ENUM_IS_SCOPED enums.
3359 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3361 * fold-const.c (fold_comparison): Use ssizetype.
3362 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3363 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3364 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3365 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3367 * tree.h (initialize_sizetypes): Remove parameter.
3368 (build_common_tree_nodes): Remove second parameter.
3369 * stor-layout.c (initialize_sizetypes): Remove parameter.
3370 Always create an unsigned type.
3371 (set_sizetype): Assert that the passed type is unsigned and simplify.
3372 * tree.c (build_common_tree_nodes): Remove second parameter.
3373 Adjust call to initialize_sizetypes.
3374 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3375 build_common_tree_nodes.
3377 2010-04-18 Matthias Klose <doko@ubuntu.com>
3379 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3381 2010-04-18 Ira Rosen <irar@il.ibm.com>
3383 PR tree-optimization/43771
3384 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3385 load permutation doesn't have gaps.
3387 2010-04-18 Jan Hubicka <jh@suse.cz>
3389 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3390 (sse_prologue_save_insn expander): Use new pattern.
3391 (sse_prologue_save_insn1): New pattern and splitter.
3392 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3394 * i386.c (setup_incoming_varargs_64): Do not compute jump
3396 (ix86_gimplify_va_arg): Update alignment needed.
3397 (ix86_local_alignment): Do not align all local arrays to 128bit.
3399 2010-04-17 Jan Hubicka <jh@suse.cz>
3401 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3403 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3405 * arm.md (negdi2): Remove redundant code to force values into a
3408 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3410 * arm/bpabi.S: Add EABI alignment attributes to objects.
3411 * arm/bpabi-v6m.S: Likewise.
3412 * arm/crti.asm: Likewise.
3413 * arm/crtn.asm: Likewise.
3414 * arm/lib1funcs.asm: Likewise.
3415 * arm/libunwind.S: Likewise.
3417 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3419 * arm-protos.h (tune_params): New structure.
3420 * arm.c (current_tune): New variable.
3421 (arm_constant_limit): Delete.
3422 (struct processors): Add pointer to the tune parameters.
3423 (arm_slowmul_tune): New tuning option.
3424 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3425 (all_cores): Adjust to pick up the tuning model.
3426 (arm_constant_limit): New function.
3427 (arm_override_options): Select the appropriate tuning model. Delete
3428 initialization of arm_const_limit.
3429 (arm_split_constant): Use the new constant-limit model.
3430 (arm_rtx_costs): Pick up the current tuning model.
3431 * arm.md (is_strongarm, is_xscale): Delete.
3432 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3433 for Xscale variant architectures.
3434 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3436 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3438 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3440 (arm_rtx_costs_1): Remove unused variable extra_cost.
3441 (arm_unwind_emit_set): Use variable offset.
3442 (thumb1_output_casesi): Remove unused variable flags.
3444 2010-04-16 Jeff Law <law@redhat.com>
3446 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3447 needing assignment rather than doing a two-phase assignment. Remove
3448 unused variable 'm'.
3450 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3453 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3455 2010-04-16 Doug Kwan <dougkwan@google.com>
3457 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3458 (next_operand_entry_id): New static variable.
3459 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3460 (add_to_ops_vec): Assigned unique ID to operand entry.
3461 (struct oecount_s): New field ID.
3462 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3463 (undistribute_ops_list): Assign unique IDs to oecounts.
3464 (init_reassoc): reset next_operand_entry_id.
3466 2010-04-16 Doug Kwan <dougkwan@google.com>
3468 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3469 missing left parenthesis.
3471 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3473 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3474 *btdi_rex64 using SWI48 mode iterator.
3475 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3476 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3477 *jcc_btdi_mask_rex64.
3479 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3481 * double-int.h (tree_to_double_int): Convert to macro.
3482 * double-int.c (tree_to_double_int): Remove.
3484 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3487 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3488 with want_address 2 and in case a single element list might be
3489 possible, call it again with want_address 0.
3491 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3493 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3494 case 'W' print operands for HI mode.
3495 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3496 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3497 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3498 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3500 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3502 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3503 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3504 #xx:3 and #xx:4 mode.
3506 * config/h8300/h8300.md (inverted load with HImode dest): Add
3507 support for H8300SX.
3509 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3510 satisfy 'U' constraint.
3512 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3514 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3515 * configure: Regenerate.
3516 * config.in: Regenerate.
3517 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3520 2010-04-16 Richard Guenther <rguenther@suse.de>
3522 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3523 (struct tree_decl_common): ... here.
3524 (DECL_PT_UID): Adjust.
3525 (SET_DECL_PT_UID): Likewise.
3526 (DECL_PT_UID_SET_P): Likewise.
3528 2010-04-16 Richard Guenther <rguenther@suse.de>
3530 PR tree-optimization/43572
3531 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3532 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3533 * tree-flow.h (is_call_clobbered): Remove.
3534 * tree-flow-inline.h (is_call_clobbered): Likewise.
3535 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3536 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3537 (execute_return_slot_opt): Adjust.
3538 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3539 check for call clobbered vars here.
3540 (find_tail_calls): Move tailcall verification to the
3543 2010-04-16 Diego Novillo <dnovillo@google.com>
3545 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3547 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3550 * config/arm/arm.md (cbranchqi4): New pattern.
3551 * config/arm/predicates.md (const0_operand,
3552 cbranchqi4_comparison_operator): New predicates.
3554 2010-04-16 Richard Guenther <rguenther@suse.de>
3556 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3557 (dump_gimple_stmt): Likewise.
3559 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3561 * recog.h (struct recog_data): New field is_operator.
3562 (struct insn_operand_data): New field is_operator.
3563 * recog.c (extract_insn): Set recog_data.is_operator.
3564 * genoutput.c (output_operand_data): Emit code to set the
3566 * reload.c (find_reloads): Use it rather than testing for an
3567 empty constraint string.
3570 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3571 If the previous insn is a cbranchsi4_insn with the same arguments,
3572 omit the compare instruction.
3574 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3575 register, inputs must be low registers and we need a low register
3576 scratch. Handle alternative 2 like alternative 3.
3578 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3580 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3581 don't call get_addr on both. If one expression is a VALUE and
3582 the other a REG, check VALUE's locs if the REG isn't among them.
3584 2010-04-16 Christian Bruel <christian.bruel@st.com>
3586 * config/sh/sh.h (sh_frame_pointer_required): New function.
3587 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3588 (flag_omit_frame_pointer) Set.
3589 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3590 (rounded_frame_size): Adjust size with outgoing_args_size.
3591 (sh_set_return_address): Must return from stack pointer.
3592 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3593 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3594 (ACCUMULATE_OUTGOING_ARGS): Define.
3595 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3596 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3598 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3601 * config/sh/sh.c (sh_legitimize_reload_address): Use
3602 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3603 Remove a unneeded check for offset_base.
3605 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3607 * configure: Regenerated.
3609 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3611 * config/s390/s390.c (s390_call_save_register_used): Switch back
3612 to HARD_REGNO_NREGS.
3614 2010-04-15 Richard Guenther <rguenther@suse.de>
3616 * alias.c (alias_set_subset_of): Handle alias-set zero
3619 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3620 Julian Brown <julian@codesourcery.com>
3622 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3623 alternatives according to use of high and low regs.
3624 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3625 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3626 optimizing for size on Thumb-2.
3628 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3630 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3632 2010-04-15 Richard Guenther <rguenther@suse.de>
3634 * tree-ssa-structalias.c (struct variable_info): Add
3636 (new_var_info): Initialize it.
3637 (dump_constraints): Support printing last added constraints.
3638 (debug_constraints): Adjust.
3639 (dump_constraint_graph): Likewise.
3640 (make_heapvar_for): Check for NULL cfun.
3641 (get_function_part_constraint): New function.
3642 (get_fi_for_callee): Likewise.
3643 (find_func_aliases): Properly implement IPA PTA constraints.
3644 (process_ipa_clobber): New function.
3645 (find_func_clobbers): Likewise.
3646 (insert_into_field_list_sorted): Remove.
3647 (create_function_info_for): Properly allocate vars for IPA mode.
3648 Do not use insert_into_field_list_sorted.
3649 (create_variable_info_for): Properly generate constraints for
3650 global vars in IPA mode.
3651 (dump_solution_for_var): Always dump the solution.
3652 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
3653 (find_what_var_points_to): Adjust.
3654 (pt_solution_set): Change.
3655 (pt_solution_ior_into): New function.
3656 (pt_solution_empty_p): Export.
3657 (pt_solution_includes_global): Adjust.
3658 (pt_solution_includes_1): Likewise.
3659 (pt_solutions_intersect_1): Likewise.
3660 (dump_sa_points_to_info): Check some invariants.
3661 (solve_constraints): Move constraint dumping ...
3662 (compute_points_to_sets): ... here.
3663 (ipa_pta_execute): ... and here.
3664 (compute_may_aliases): Do not re-compute points-to info
3665 locally if IPA info is available.
3666 (ipa_escaped_pt): New global var.
3667 (ipa_pta_execute): Properly implement IPA PTA.
3668 * tree-into-ssa.c (dump_decl_set): Support dumping
3669 decls not in referenced-vars.
3670 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
3671 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
3672 (dump_points_to_solution): Likewise.
3673 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
3674 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
3675 (remap_gimple_stmt): Reset call clobber/use information if necessary.
3676 (copy_decl_to_var): Copy DECL_PT_UID.
3677 (copy_result_decl_to_var): Likewise.
3678 * tree.c (make_node_stat): Initialize DECL_PT_UID.
3679 (copy_node_stat): Copy it.
3680 * tree.h (DECL_PT_UID): New macro.
3681 (SET_DECL_PT_UID): Likewise.
3682 (DECL_PT_UID_SET_P): Likewise.
3683 (struct tree_decl_minimal): Add pt_uid member.
3684 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
3685 (pt_solution_empty_p): Declare.
3686 (pt_solution_set): Adjust.
3687 (ipa_escaped_pt): Declare.
3688 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
3689 * gimple-pretty-print.c (pp_points_to_solution): New function.
3690 (dump_gimple_call): Dump call clobber/use information.
3691 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
3692 * tree-pass.h (TDF_ALIAS): New dump option.
3693 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
3694 * doc/invoke.texi (-fipa-pta): Update documentation.
3696 2010-04-15 Richard Guenther <rguenther@suse.de>
3698 * Makefile.in (OBJS-common): Add gimple-fold.o.
3699 (gimple-fold.o): New rule.
3700 * tree.h (maybe_fold_offset_to_reference,
3701 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
3703 * gimple.h: ... here.
3704 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
3705 may_propagate_address_into_dereference): Move prototypes ...
3706 * gimple.h: ... here.
3707 * tree-ssa-ccp.c (get_symbol_constant_value,
3708 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
3709 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
3710 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
3711 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
3712 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
3713 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
3714 gimplify_and_update_call_from_tree): Move ...
3715 * gimple-fold.c: ... here. New file.
3716 (ccp_fold_builtin): Rename to ...
3717 (gimple_fold_builtin): ... this.
3718 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
3720 2010-04-15 Richard Guenther <rguenther@suse.de>
3722 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
3723 fit_double_type, force_fit_type_double, add_double_with_sign,
3724 neg_double, mul_double_with_sign, lshift_double, rshift_double,
3725 lrotate_double, rrotate_double, div_and_round_double): Move ...
3726 * double-int.c: ... here.
3727 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
3728 add_double, neg_double, mul_double_with_sign, mul_double,
3729 lshift_double, rshift_double, lrotate_double, rrotate_double,
3730 div_and_round_double): Move prototypes ...
3731 * double-int.h: ... here.
3733 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
3736 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
3737 matching constraints to ensure inputs match the output.
3739 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3742 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
3743 in an input-only operand.
3745 2010-04-15 Anatoly Sokolov <aesok@post.ru>
3747 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
3748 (double_int_not, double_int_lshift, double_int_rshift): Declare.
3749 (double_int_negative_p): Convert to static inline function.
3750 * double-int.c (double_int_lshift, double_int_lshift): New functions.
3751 (double_int_negative_p): Remove.
3752 * tree.h (lshift_double, rshift_double):
3753 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
3754 * fold-const.c (fold_convert_const_int_from_real,
3755 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
3756 (lshift_double): Change type of arith argument to bool.
3757 (rshift_double): Change type of arith argument to bool. Correct
3759 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3761 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
3764 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
3765 at the start and end of the then/else blocks, and omit them from the
3767 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
3768 argument; all callers changed. Pass zero to old_insns_match_p instead.
3769 (flow_find_head_matching_sequence): New function.
3770 (old_insns_match_p): Check REG_EH_REGION notes for calls.
3771 * basic-block.h (flow_find_cross_jump,
3772 flow_find_head_matching_sequence): Declare functions.
3774 2010-04-14 Jason Merrill <jason@redhat.com>
3777 * c-common.c (attribute_takes_identifier_p): New fn.
3778 * c-common.h: Declare it.
3780 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3782 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
3784 (*udivmod<mode>4): Ditto.
3786 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3788 * config/i386/i386.md (maxmin_int): Rename code attribute from
3789 maxminiprefix and update all users.
3790 (maxmin_float): Ditto from maxminfprefix.
3791 (logic): Ditto from logicprefix.
3792 (absneg_mnemonic): Ditto from absnegprefix.
3793 * config/i386/mmx.md: Update all users of maxminiprefix,
3794 maxminfprefix and logicprefix for rename.
3795 * config/i386/sse.md: Ditto.
3796 * config/i386/sync.md (sync_<code><mode>): Update for
3799 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
3802 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
3803 warnings converted to errors.
3805 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3807 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
3808 used insn_type variable.
3809 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
3810 to avoid set-but-not-used warning.
3812 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3814 * df-core.c (df_ref_debug): Change format string placeholder
3816 * dwarf2asm.c (dw2_asm_output_data_raw,
3817 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
3818 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
3819 * dwarf2out.c (output_cfi, output_cfi_directive,
3820 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
3821 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
3823 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
3824 * print-rtl.c (print_rtx): Ditto.
3826 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3829 * builtins.c (expand_builtin_pow_root): New function to expand pow
3830 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
3831 series of sqrt and cbrt calls under -ffast-math.
3832 (expand_builtin_pow): Call it.
3834 2010-04-14 Michael Matz <matz@suse.de>
3836 PR tree-optimization/42963
3837 * tree-cfg.c (touched_switch_bbs): New static variable.
3838 (group_case_labels_stmt): New function broken out from ...
3839 (group_case_labels): ... here, use the above.
3840 (start_recording_case_labels): Allocate touched_switch_bbs.
3841 (end_recording_case_labels): Deallocate it, call
3842 group_case_labels_stmt.
3843 (gimple_redirect_edge_and_branch): Remember index of affected BB.
3845 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3847 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
3850 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
3852 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
3854 2010-04-13 Jan Hubicka <jh@suse.cz>
3856 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
3857 of optimized out static functions.
3858 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
3859 cost computation. Also sanity check for overflows.
3860 (update_caller_keys): Update cgraph_edge_badness call; properly
3861 update fibheap and sanity check that it is up to date.
3862 (add_new_edges_to_heap): Update cgraph_edge_badness.
3863 (cgraph_decide_inlining_of_small_function): Likewise;
3864 add sanity checking that badness in heap is up to date;
3865 improve dumping of reason; Update badness of calls to the
3866 offline copy of function currently inlined; dump badness
3867 of functions not inlined because of unit growth limits.
3869 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
3872 * c-common.c (pointer_int_sum): Disregard overflow that occured only
3873 because of sign-extension change when converting to sizetype here...
3874 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
3876 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
3877 the folding to constants. Remove redundant final conversion.
3878 (fold_binary) <associate>: Do not associate if the re-association of
3879 constants alone overflows.
3880 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
3881 to the end of the list.
3882 (multiple_of_p) <COND_EXPR>: New case.
3884 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
3886 * opt-functions.awk (opt_sanitized_name): New.
3888 * optc-gen.awk: Use it
3889 * opth-gen.awk: Use it.
3891 2010-04-13 Martin Jambor <mjambor@suse.cz>
3893 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
3894 (sra_modify_assign): Delete stmts loading dead data even if racc has no
3895 children. Call replace_uses_with_default_def_ssa_name to handle
3898 2010-04-13 Michael Matz <matz@suse.de>
3901 * builtins.c (expand_builtin_interclass_mathfn): Also create
3902 a register if the predicate doesn't match.
3904 2010-04-13 Diego Novillo <dnovillo@google.com>
3906 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
3907 * c-pch.c: Include timevar.h.
3908 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
3909 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
3910 * ggc-common.c: Include timevar.h.
3911 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
3912 * timevar.def (TV_PCH_SAVE): Define.
3913 (TV_PCH_CPP_SAVE): Define.
3914 (TV_PCH_PTR_REALLOC): Define.
3915 (TV_PCH_PTR_SORT): Define.
3916 (TV_PCH_RESTORE): Define.
3917 (TV_PCH_CPP_RESTORE): Define.
3919 2010-04-13 Michael Matz <matz@suse.de>
3921 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
3923 (can_reassociate_p): New function.
3924 (break_up_subtract_bb, reassociate_bb): Use it.
3926 2010-04-13 Richard Guenther <rguenther@suse.de>
3929 * builtins.c (c_readstr): Fix assert.
3931 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
3933 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
3934 when generating cltd insn.
3936 (*ashl<mode>3_1): Remove special handling for register operand 2.
3937 (*ashlsi3_1_zext): Ditto.
3938 (*ashlhi3_1): Ditto.
3939 (*ashlhi3_1_lea): Ditto.
3940 (*ashlqi3_1): Ditto.
3941 (*ashlqi3_1_lea): Ditto.
3942 (*<shiftrt_insn><mode>3_1): Ditto.
3943 (*<shiftrt_insn>si3_1_zext): Ditto.
3944 (*<shiftrt_insn>qi3_1_slp): Ditto.
3945 (*<rotate_insn><mode>3_1): Ditto.
3946 (*<rotate_insn>si3_1_zext): Ditto.
3947 (*<rotate_insn>qi3_1_slp): Ditto.
3949 2010-04-13 Richard Guenther <rguenther@suse.de>
3951 * tree-ssa-structalias.c (callused_id): Remove.
3952 (call_stmt_vars): New.
3953 (get_call_vi): Likewise.
3954 (lookup_call_use_vi): Likewise.
3955 (lookup_call_clobber_vi): Likewise.
3956 (get_call_use_vi): Likewise.
3957 (get_call_clobber_vi): Likewise.
3958 (make_transitive_closure_constraints): Likewise.
3959 (handle_const_call): Adjust to do per-call call-used handling.
3960 (handle_pure_call): Likewise.
3961 (find_what_var_points_to): Remove general callused handling.
3962 (init_base_vars): Likewise.
3963 (init_alias_vars): Initialize call_stmt_vars.
3964 (compute_points_to_sets): Process call-used and call-clobbered
3965 vars for call statements.
3966 (delete_points_to_sets): Free call_stmt_vars.
3968 2010-04-13 Richard Guenther <rguenther@suse.de>
3970 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3971 Only add RW dependence for dependence distance zero.
3972 Adjust maximal vectorization factor according to dependences.
3973 Move alignment handling ...
3974 (vect_find_same_alignment_drs): ... here. New function.
3975 (vect_analyze_data_ref_dependences): Adjust.
3976 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
3977 (vect_analyze_data_refs): Adjust minimal vectorization factor
3978 according to data references.
3979 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
3980 dependences before determining the vectorization factor.
3981 Analyze alignment after determining the vectorization factor.
3982 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
3983 dependences before alignment.
3984 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
3986 (vect_analyze_data_refs): Likewise.
3987 (MAX_VECTORIZATION_FACTOR): New define.
3989 2010-04-13 Duncan Sands <baldrick@free.fr>
3991 * except.h (lang_eh_type_covers): Remove.
3992 * except.c (lang_eh_type_covers): Likewise.
3994 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3995 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3997 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
3998 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
3999 UNITS_PER_LONG where it is ABI relevant.
4000 (s390_return_addr_rtx): Likewise.
4001 (s390_back_chain_rtx): Likewise.
4002 (s390_frame_area): Likewise.
4003 (s390_frame_info): Likewise.
4004 (s390_initial_elimination_offset): Likewise.
4005 (save_gprs): Likewise.
4006 (s390_emit_prologue): Likewise.
4007 (s390_emit_epilogue): Likewise.
4008 (s390_function_arg_advance): Likewise.
4009 (s390_function_arg): Likewise.
4010 (s390_va_start): Likewise.
4011 (s390_gimplify_va_arg): Likewise.
4012 (s390_function_profiler): Likewise.
4013 (s390_optimize_prologue): Likewise.
4014 (s390_rtx_costs): Likewise.
4015 (s390_secondary_reload): Likewise.
4016 (s390_promote_function_mode): Likewise.
4017 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4018 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4019 registers available.
4020 (s390_unwind_word_mode): New function.
4021 (s390_function_value): Split 64 bit values into register pair if
4022 used as return value.
4023 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4024 function call parameters. Handle parallels.
4025 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4026 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4027 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4028 (s390_expand_setmem): Remove unused variable src_addr.
4029 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4030 deal with 64 bit registers.
4031 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4032 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4033 (UNITS_PER_LONG): New macro.
4034 * libjava/include/s390-signal.h: Define extended ucontext
4035 structure containing the upper halfs of the 64 bit registers.
4037 2010-04-13 Simon Baldwin <simonb@google.com>
4039 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4041 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4043 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4044 rvalue on the RHS if the LHS is of a non-renamable type.
4045 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4047 2010-04-13 Matthias Klose <doko@ubuntu.com>
4049 * gcc.c (cc1_options): Handle -iplugindir before processing
4050 the cc1 spec. Only add -iplugindir once.
4051 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4053 * common.opt (iplugindir): Remove `Separate' property, initialize.
4054 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4056 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4057 (distclean): Remove plugin dir.
4058 * doc/invoke.texi: Document -iplugindir.
4060 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4062 * doc/plugins.texi (Loading Plugins): Document short
4063 -fplugin=foo option.
4064 (Plugin API): Mention default_plugin_dir_name function.
4066 * gcc.c (find_file_spec_function): Add new declaration.
4067 (static_spec_func): Use it for "find-file".
4068 (find_file_spec_function): Add new function.
4069 (cc1_options): Add -iplugindir option if -fplugin* options found.
4071 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4073 * plugin.c (add_new_plugin): Updated comment, and handle short
4075 (default_plugin_dir_name): Added new function.
4077 * common.opt (iplugindir): New option to set the plugin directory.
4079 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4081 * config/i386/i386.md (any_rotate): New code iterator.
4082 (rotate_insn): New code attribute.
4084 (SWIM124): New mode iterator.
4085 (<rotate_insn>ti3): New expander.
4086 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4087 any_rotate code iterator.
4088 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4089 using any_rotate code iterator and SWIM124 mode iterator.
4090 (ix86_rotlti3): New insn_and_split pattern.
4091 (ix86_rotrti3): Ditto.
4092 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4093 ix86_rotl{di,ti}3 patterns.
4094 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4095 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4096 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4097 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4098 code iterator and SWI mode iterator.
4099 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4100 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4102 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4103 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4104 (bswap rotatert splitter): Add splitter.
4105 (bswap splitter): Macroize splitter using any_rotate code iterator.
4106 Add insn predicate to split only for TARGET_USE_XCHGB or when
4107 optimizing function for size.
4109 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4111 * config/pa/pa.c (emit_move_sequence): Remove use of
4112 deleted variable flag_argument_noalias.
4114 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4116 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4118 Add to unsupported targets list.
4119 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4120 sparc*-sun-solaris2.[567]* from target lists.
4121 * configure: Regenerate.
4122 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4124 Remove Solaris 7 patch references.
4125 (Specific, sparc-sun-solaris2.7): Removed.
4126 (sparc-sun-solaris2*): Update Solaris 7 example.
4127 (sparc64-*-solaris2*): Likewise.
4129 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4131 * config.build (alpha*-dec-osf4*): Remove.
4132 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4133 of obsolete configurations.
4134 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4136 * config/alpha/t-osf4: Renamed to ...
4137 * config/alpha/t-osf5: ... this.
4138 * config/alpha/osf.h: Renamed to ...
4139 * config/alpha/osf5.h: ... this.
4140 Merged old osf5.h contents.
4142 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4143 (EXTRA_SPECS): Removed.
4144 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4145 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4148 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4150 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4152 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4155 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4156 __thiscall convention.
4158 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4160 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4162 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4164 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4166 * function.c (assign_parms_initialize_all): Add unused attribute
4169 2010-04-12 Richard Guenther <rguenther@suse.de>
4171 * gsstruct.def (GSS_CALL): New.
4172 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4173 * gimple.h: Include tree-ssa-alias.h.
4174 (struct gimple_statement_call): New.
4175 (union gimple_statement_struct_d): Add gimple_call member.
4176 (gimple_call_reset_alias_info): Declare.
4177 (gimple_call_use_set): New function.
4178 (gimple_call_clobber_set): Likewise.
4179 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4180 * gimple.c (gimple_call_reset_alias_info): New function.
4181 (gimple_build_call_1): Call it.
4182 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4183 * tree-inline.c (remap_gimple_stmt): Likewise.
4184 (expand_call_inline): Remove callused handling.
4185 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4186 * tree-dfa.c (dump_variable): Likewise.
4187 * tree-parloops.c (parallelize_loops): Likewise.
4188 * tree-ssa.c (init_tree_ssa): Likewise.
4189 (delete_tree_ssa): Likewise.
4190 * tree-flow-inline.h (is_call_used): Remove.
4191 * tree-flow.h (struct gimple_df): Remove callused member.
4192 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4193 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4194 (ref_maybe_used_by_call_p_1): Simplify.
4195 (call_may_clobber_ref_p_1): Likewise.
4196 * tree-ssa-structalias.c (compute_points_to_sets): Set
4197 the call stmt used and clobbered sets.
4198 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4199 (find_tail_calls): Verify the tail call.
4201 2010-04-12 Richard Guenther <rguenther@suse.de>
4203 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4204 single-iteration always-inline inlining.
4205 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4206 (cgraph_decide_inlining): Do not handle always-inline specially.
4207 (try_inline): Remove always-inline cycle detection special case.
4208 Do not recurse on always-inlines.
4209 (cgraph_early_inlining): Do not iterate if not optimizing.
4210 (cgraph_gate_early_inlining): remove.
4211 (pass_early_inline): Run unconditionally.
4212 (gate_cgraph_decide_inlining): New function.
4213 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4214 not inlining or optimizing.
4215 (cgraph_decide_inlining_of_small_functions): Also consider
4216 always-inline functions.
4217 (cgraph_default_inline_p): Return true for nodes which should
4218 disregard inline limits.
4219 (estimate_function_body_sizes): Assume zero size and time for
4220 nodes which are marked as disregarding inline limits.
4221 (cgraph_decide_recursive_inlining): Do not perform recursive
4222 inlining on always-inline nodes.
4224 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4227 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4228 for exprs satisfying handled_component_p.
4230 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4232 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4233 non-constant aggregate elements.
4235 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4236 is a real initialization.
4238 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4241 * c-decl.c (start_function): Move forward check for nested function.
4243 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4245 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4246 * config/sh/sh.c: Include reload.h.
4247 (sh_legitimize_reload_address): New.
4248 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4249 sh_legitimize_reload_address.
4251 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4253 * config/sh/sh.md (*movqi_pop): New insn pattern.
4254 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4256 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4258 * config/i386/i386.md (any_shiftrt): New code iterator.
4259 (shiftrt_insn): New code attribute.
4261 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4262 using any_shiftrt code iterator.
4263 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4264 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4265 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4266 pattern from corresponding peephole2 patterns.
4267 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4268 using any_shiftrt code iterator.
4269 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4270 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4271 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4272 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4273 *{ashr,lshr}<mode>3_cmp_zext.
4274 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4276 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4278 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4280 (*lshr<mode>3_cconly): Ditto.
4282 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4284 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4285 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4286 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4287 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4289 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4290 from corresponding peephole2 patterns.
4291 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4292 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4293 and *lshrdi3_1_rex64 using SWI mode iterator.
4294 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4295 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4296 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4297 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4298 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4299 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4300 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4301 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4302 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4305 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4308 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4309 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4310 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4312 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4313 from corresponding peephole2 patterns.
4314 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4315 (ashrsi3_cvt): Rename from ashrsi3_31.
4316 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4317 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4318 and x86_64_shift_adj_3 using SWI48 mode iterator.
4319 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4320 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4321 and *ashrdi3_1_rex64 using SWI mode iterator.
4322 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4323 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4324 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4325 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4326 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4327 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4328 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4329 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4330 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4332 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4333 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4334 x86_shift<mode>_adj_3 expanders.
4336 2010-04-10 Wei Guozhi <carrot@google.com>
4339 * config/arm/arm.c (arm_pic_static_addr): New function.
4340 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4342 (arm_output_addr_const_extra): Output expression for new pattern.
4343 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4345 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4347 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4350 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4351 * web.c: Include "insn-config.h" and "recog.h".
4352 (union_match_dups): New function.
4353 (web_main): Call it.
4354 (union_defs): Don't try to recognize match_dups.
4356 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4357 if doing so would replace the entire pattern.
4359 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4363 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4364 and splitter pattern. Change splitter operand 1 predicate to
4367 2010-04-09 Martin Jambor <mjambor@suse.cz>
4369 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4370 lattices are addresses of CONST_DECLs with the same initial value.
4371 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4372 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4374 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4375 Bernd Schmidt <bernds@codesourcery.com>
4377 * loop-invariant.c (replace_uses): New static function.
4378 (move_invariant_reg): Use it to ensure we can replace the uses.
4380 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4382 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4384 (picochip_override_options): Enable section anchors only above -O1.
4385 (picochip_reorg): Fixed a couple of build warnings.
4387 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4389 * configure.ac (plugin -rdynamic test): Log result.
4390 * configure: Regenerate.
4391 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4392 (RDYNAMIC_SPEC): Define.
4393 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4395 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4397 * configure.ac: Determine Sun ld version numbers.
4398 (comdat_group): Restrict GNU ld version checks to gld.
4399 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4400 (enable_comdat): Support --enable-comdat.
4401 * configure: Regenerate.
4402 * doc/install.texi (Configuration): Document --enable-comdat.
4404 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4406 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4407 * config/sol2-gld.h: ... here.
4408 * config.gcc (sparc*-*-solaris2*): Reflect this.
4409 (i[34567]86-*-solaris2*): Use it.
4411 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4413 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4415 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4417 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4420 * diagnostic.c (diagnostic_initialize): Initialize
4421 some_warnings_are_errors.
4422 (diagnostic_finish): New.
4423 (diagnostic_action_after_output): Call it before exiting.
4424 (diagnostic_report_diagnostic): Do not print message here. Set
4425 some_warnings_are_errors.
4426 * diagnostic.h (diagnostic_context): Delete
4427 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4428 (diagnostic_finish): Declare.
4429 * toplev.c (toplev_main): Call it before exit.
4431 2010-04-09 Jason Merrill <jason@redhat.com>
4434 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4435 for incomplete type.
4438 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4439 based on a warning flag.
4441 2010-04-09 Richard Guenther <rguenther@suse.de>
4443 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4445 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4448 * varasm.c (default_assemble_visibility): Wrap vars that are
4449 set, but unused, by targets without GAS.
4450 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4451 Remove set, but unused, vars.
4452 (rs6000_legitimize_tls_address): Likewise.
4453 (altivec_expand_dst_builtin): Likewise.
4454 * config/darwin.c (machopic_classify_symbol): Likewise.
4455 (machopic_indirection_name): Likewise.
4457 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4459 * config/i386/i386.md (DWI): New mode iterator.
4460 (S): New mode attribute.
4461 (shift_operand): Ditto.
4462 (shift_immediate_operand): Ditto.
4463 (ashl_input_operand): Ditto.
4464 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4465 using SDWIM mode iterator.
4466 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4467 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4469 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4470 from corresponding peephole2 patterns.
4471 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4472 and x86_64_shift_adj_1 using SWI48 mode iterator.
4473 (x86_shift<mode>_adj_2): Ditto.
4474 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4475 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4476 using SWI48 mode iterator.
4477 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4478 *ashldi3_cmp_rex64 using SWI mode iterator.
4479 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4480 *ashldi3_cconly_rex64 using SWI mode iterator.
4481 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4482 x86_shift<mode>_adj_{1,2}.
4483 (ix86_split_ashr): Ditto.
4484 (ix86_split_lshr): Ditto.
4486 2010-04-09 Richard Guenther <rguenther@suse.de>
4488 * target.h (builtin_conversion): Pass in input and output types.
4489 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4490 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4491 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4492 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4494 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4496 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4498 2010-04-09 Richard Guenther <rguenther@suse.de>
4501 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4503 2010-04-09 Richard Guenther <rguenther@suse.de>
4505 * tree-vectorizer.h (struct _stmt_vec_info): Document
4506 that vectype is the type of the LHS.
4507 (supportable_widening_operation, supportable_narrowing_operation):
4508 Get both input and output vector types as arguments.
4509 (vect_is_simple_use_1): Declare.
4510 (get_same_sized_vectype): Likewise.
4511 * tree-vect-loop.c (vect_determine_vectorization_factor):
4512 Set STMT_VINFO_VECTYPE to the vector type of the def.
4513 (vectorizable_reduction): Adjust.
4514 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4515 Adjust. Specify the output vector type.
4516 (vect_pattern_recog_1): Adjust.
4517 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4518 (vectorizable_call): Adjust.
4519 (vectorizable_conversion): Likewise.
4520 (vectorizable_operation): Likewise.
4521 (vectorizable_type_demotion): Likewise.
4522 (vectorizable_type_promotion): Likewise.
4523 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4525 (vect_is_simple_use_1): New function.
4526 (supportable_widening_operation): Get both input and output
4528 (supportable_narrowing_operation): Likewise.
4529 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4531 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4533 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4534 __thiscall and _thiscall as predefined macros.
4535 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4536 thiscall attribute handling.
4537 (ix86_comp_type_attributes): Likewise.
4538 (ix86_function_regparm): Likewise.
4539 (ix86_return_pops_args): Likewise.
4540 (init_cumulative_args): Likewise.
4541 (find_drap_reg): Likewise.
4542 (ix86_static_chain): Likewise.
4543 (x86_this_parameter): Likewise.
4544 (x86_output_mi_thunk): Likewise.
4545 (ix86_attribute_table): Add description for thiscall attribute.
4546 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4547 * doc/extend.texi: Add documentation for thiscall.
4549 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4552 * c.opt (Wint-to-pointer-cast): Available in C++.
4553 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4555 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4557 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4558 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4559 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4560 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4561 function type instead. Reorder and simplify checks.
4563 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4565 2010-04-08 Jing Yu <jingyu@google.com>
4566 Zdenek Dvorak <ook@ucw.cz>
4568 PR tree-optimization/42720
4569 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4570 loop unswitch conditions here from ...
4571 (tree_unswitch_single_loop): ... here.
4573 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4575 * tree-if-conv.c: Fix comments and simplify logic.
4577 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4579 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4580 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4581 (main_tree_if_conversion): Update call to tree_if_conversion.
4583 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4586 * doc/invoke.texi (-b,-V): Delete.
4587 * doc/tm.texi: Do not mention -b.
4588 * gcc.c (display_help): Delete -b and -V.
4589 (process_command): Delete -b and -V.
4590 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4592 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4593 Wolfgang Gellerich <gellerich@de.ibm.com>
4595 Implement target hook for loop unrolling
4596 * target.h (loop_unroll_adjust): Add a new target hook function.
4597 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4598 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4599 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4600 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4601 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4603 (decide_unroll_stupid): Likewise.
4605 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4608 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4610 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4612 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4613 (Specific, *-*-solaris2*): Likewise.
4614 Don't prefer Sun as over GNU as.
4616 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4618 * config/s390/s390.c (override_options): Adjust the z10 defaults
4619 for max-unroll-times, max-completely-peeled-insns
4620 and max-completely-peel-times.
4622 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4624 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4625 instructions for z10.
4626 (s390_expand_setmem): Likewise.
4627 (s390_expand_cmpmem): Likewise.
4629 2010-04-08 Richard Guenther <rguenther@suse.de>
4631 PR tree-optimization/43679
4632 * tree-ssa-pre.c (eliminate): Only propagate copies.
4634 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4637 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4638 set but not used variable warning.
4640 2010-04-08 Wei Guozhi <carrot@google.com>
4643 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4644 (arm_size_rtx_costs): Call the new function when optimized for size.
4646 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4649 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
4650 op0 is not a MEM, just return NULL instead of assertion
4652 (discover_nonconstant_array_refs): Don't walk debug stmts.
4654 2010-04-08 Doug Kwan <dougkwan@google.com>
4656 * configure.ac: Recognize gold and do not use its version number
4657 to test ld features.
4658 * configure: Regenerate.
4660 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
4663 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
4664 (negate_value): Move code to push elements to broken_up_substracts ...
4665 (eliminate_plus_minus_pair): ... here. Push operands that have no
4666 negative pair to plus_negates.
4667 (repropagate_negates, init_reassoc, fini_reassoc): Update.
4669 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4671 * doc/install.texi (Configuration): Move description of
4672 --enable-lto, --with-libelf*, --enable-gold from Java section to
4675 * doc/generic.texi (Working with declarations)
4676 (Function Properties, C and C++ Trees): Fix typos.
4677 * doc/sourcebuild.texi (Top Level): Likewise.
4679 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4682 * tree.h (DECL_READ_P): Define.
4683 (struct tree_decl_common): Add decl_read_flag.
4684 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
4685 a set but not used warning.
4686 (merge_decls): Merge DECL_READ_P flag.
4687 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
4688 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
4689 * c-common.c (handle_used_attribute, handle_unused_attribute):
4691 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
4693 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
4695 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
4696 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
4697 c_parser_binary_expression, c_parser_cast_expression,
4698 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
4699 Call default_function_array_read_conversion instead of
4700 default_function_array_conversion where needed.
4701 (c_parser_unary_expression, c_parser_conditional_expression,
4702 c_parser_postfix_expression_after_primary, c_parser_initelt):
4703 Likewise. Call mark_exp_read where needed.
4704 (c_parser_statement_after_labels, c_parser_asm_operands,
4705 c_parser_typeof_specifier, c_parser_sizeof_expression,
4706 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
4708 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
4710 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
4711 (warn_unused_but_set_parameter): Default to warn_unused
4713 * doc/invoke.texi: Document -Wunused-but-set-variable and
4714 -Wunused-but-set-parameter.
4716 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
4717 used count variable.
4718 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
4719 when operandN variables aren't used in the body of the expander
4721 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
4722 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
4723 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
4724 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
4725 FOR_EACH_IMM_USE_ON_STMT): Likewise.
4726 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
4727 * tree.c (PROCESS_ARG): Likewise.
4729 2010-04-07 Simon Baldwin <simonb@google.com>
4731 * diagnostic.h (diagnostic_override_option_index): New macro to
4732 set a diagnostic's option_index.
4733 * c-tree.h (c_cpp_error): Add warning reason argument.
4734 * opts.c (_warning_as_error_callback): New.
4735 (register_warning_as_error_callback): Store callback for
4736 warnings enabled via enable_warning_as_error.
4737 (enable_warning_as_error): Call callback, minor code tidy.
4738 * opts.h (register_warning_as_error_callback): Declare.
4739 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
4740 response to -Werror=.
4741 (c_common_init_options): Register warning_as_error_callback in opts.c.
4742 * common.opt: Add -Wno-cpp option.
4743 * c-common.c (struct reason_option_codes_t): Map cpp warning
4744 reason codes to gcc option indexes.
4745 * (c_option_controlling_cpp_error): New function, lookup the gcc
4746 option index for a cpp warning reason code.
4747 * (c_cpp_error): Add warning reason argument, call
4748 c_option_controlling_cpp_error for diagnostic_override_option_index.
4749 * doc/invoke.texi: Document -Wno-cpp.
4751 2010-04-07 Richard Guenther <rguenther@suse.de>
4753 * ipa-reference.c (mark_load): Use get_base_address.
4754 (mark_store): Likewise.
4756 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
4757 inserting GIMPLE_NOPs into the IL.
4758 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4759 Explicitly strip handled components and indirect references.
4761 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
4762 folding address expressions.
4763 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
4764 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
4765 operand_equal_p to compare decls.
4766 (ptr_deref_may_alias_decl_p): Likewise.
4767 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
4768 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
4769 Handle reversed comparison ops.
4770 * tree-sra.c (asm_visit_addr): Use get_base_address.
4771 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
4772 * ipa-reference.c (mark_address): Use get_base_address.
4774 2010-04-07 Richard Guenther <rguenther@suse.de>
4776 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
4777 Propagate constants everywhere.
4779 2010-04-07 Jakub Jelinek <jakub@redhat.com>
4782 * tree.c (MAX_INT_CACHED_PREC): Define.
4783 (nonstandard_integer_type_cache): New array.
4784 (build_nonstandard_integer_type): Cache results for precision
4785 <= MAX_INT_CACHED_PREC.
4787 2010-04-07 Richard Guenther <rguenther@suse.de>
4789 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
4790 -fargument-noalias-global, -fargument-noalias-anything): Remove.
4791 * common.opt: Likewise.
4792 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
4793 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
4794 (nonoverlapping_memrefs_p): Likewise.
4795 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
4796 * opts.c (common_handle_option): Handle OPT_fargument_alias,
4797 OPT_fargument_noalias, OPT_fargument_noalias_anything and
4798 OPT_fargument_noalias_global for backward compatibility.
4800 2010-04-07 Richard Guenther <rguenther@suse.de>
4802 PR tree-optimization/43270
4803 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
4804 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
4805 * tree-ssa-pre.c (phi_translate_1): Adjust.
4806 (fully_constant_expression): Split out vn_reference handling to ...
4807 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
4808 Fold reads from constant strings.
4809 (vn_reference_lookup): Handle fully constant references.
4810 (vn_reference_lookup_pieces): Likewise.
4811 * Makefile.in (expmed.o-warn): Add -Wno-error.
4813 2010-04-07 Martin Jambor <mjambor@suse.cz>
4815 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
4817 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
4820 * gcc.c: Add -static-libstdc++ to list of recognized options.
4822 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4824 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
4826 2010-04-07 Richard Guenther <rguenther@suse.de>
4829 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
4830 bases build simple mem attributes to retain points-to information.
4832 2010-04-07 Richard Guenther <rguenther@suse.de>
4835 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
4836 preserve points-to related information.
4838 2010-04-07 Richard Guenther <rguenther@suse.de>
4841 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
4842 discard plain indirect references.
4843 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
4844 * tree.c (tree_nop_conversion): Likewise.
4846 2010-04-07 Dodji Seketeli <dodji@redhat.com>
4849 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
4851 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
4853 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
4854 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
4856 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4858 * tree-if-conv.c: Fix indentation and comments.
4860 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4862 * tree-if-conv.c: Sort static functions in topological order.
4864 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
4866 * tree-if-conv.c: Fix indentation and comments.
4868 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4871 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
4872 lang_hooks.types.type_for_size instead of
4873 build_nonstandard_integer_type.
4874 When converting an unsigned type to signed, double its precision.
4875 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
4876 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
4877 (graphite_create_new_loop_guard): When ub + 1 wraps around,
4880 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4883 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
4884 POINTER_PLUS_EXPR for pointer types.
4886 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4889 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
4890 * graphite-clast-to-gimple.c: Include langhooks.h.
4891 (max_signed_precision_type): New.
4892 (max_precision_type): Takes two types as arguments.
4893 (precision_for_value): New.
4894 (precision_for_interval): New.
4895 (gcc_type_for_interval): New.
4896 (gcc_type_for_value): New.
4897 (gcc_type_for_clast_term): New.
4898 (gcc_type_for_clast_red): New.
4899 (gcc_type_for_clast_bin): New.
4900 (gcc_type_for_clast_expr): Split up into several functions.
4901 (gcc_type_for_clast_eq): Rewritten.
4902 (compute_bounds_for_level): New.
4903 (compute_type_for_level_1): New.
4904 (compute_type_for_level): New.
4905 (gcc_type_for_cloog_iv): Removed.
4906 (gcc_type_for_iv_of_clast_loop): Rewritten.
4907 (graphite_create_new_loop): Compute the lower and upper bound types
4908 with gcc_type_for_clast_expr.
4909 (graphite_create_new_loop_guard): Same.
4910 (find_cloog_iv_in_expr): Removed.
4911 (compute_cloog_iv_types_1): Removed.
4912 (compute_cloog_iv_types): Removed.
4913 (gloog): Do not call compute_cloog_iv_types.
4914 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
4916 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
4917 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
4918 (GBB_CLOOG_IV_TYPES): Removed.
4920 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4922 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
4923 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
4924 (detect_commutative_reduction): Same.
4926 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4928 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
4929 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
4931 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
4932 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
4933 (rewrite_commutative_reductions_out_of_ssa): Same.
4934 * passes.c (execute_function_todo): Call verify_ssa for every pass
4935 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
4936 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
4937 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
4938 with an extra argument.
4939 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
4940 verify_ssa only when the extra argument is true.
4941 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
4942 with an extra argument.
4943 (tree_transform_and_unroll_loop): Same.
4945 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
4947 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
4948 for all the passes of the LNO having LOOP_CLOSED_SSA.
4949 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
4950 * tree-loop-distribution.c (pass_loop_distribution): Same.
4951 * tree-pass.h (TODO_verify_loops): Removed.
4952 * tree-ssa-loop.c (pass_tree_loop_init): Same.
4954 (pass_tree_unswitch): Same.
4955 (pass_predcom): Same.
4956 (pass_vectorize): Same.
4957 (pass_linear_transform): Same.
4958 (pass_graphite_transforms): Same.
4959 (pass_iv_canon): Same.
4960 (pass_complete_unroll): Same.
4961 (pass_complete_unrolli): Same.
4962 (pass_parallelize_loops): Same.
4963 (pass_loop_prefetch): Same.
4964 (pass_iv_optimize): Same.
4966 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
4969 * passes.c (init_optimization_passes): Move pass_lim before
4970 pass_copy_prop and pass_dce_loop.
4972 2010-04-06 Jakub Jelinek <jakub@redhat.com>
4975 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
4976 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
4977 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
4978 MULTI_* defines for 4 argument vpermil2p* builtins.
4980 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
4983 * config/i386/i386.c (x86_maybe_negate_const_int): New.
4984 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
4985 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
4986 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
4987 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
4988 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
4989 Use x86_maybe_negate_const_int to output insn mnemonic.
4990 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
4991 check from instruction predicate. Update comments.
4992 * config/i386/sync.md (sync_add<mode>): Use
4993 x86_maybe_negate_const_int to output insn mnemonic.
4995 2010-04-06 Jan Hubicka <jh@suse.cz>
4997 PR tree-optimization/42906
4998 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
4999 IGNORE_SELF argument. Set visited_control_parents for fully
5001 (find_obviously_necessary_stmts): Update call of
5002 mark_control_dependent_edges_necessary.
5003 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5005 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5007 * config/i386/i386.md: Remove comment about 'e' and 'E'
5010 2010-04-06 Richard Guenther <rguenther@suse.de>
5012 PR tree-optimization/43627
5013 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5014 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5017 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5019 * BASE-VER: Change to 4.6.0.
5022 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5025 2010-04-06 Richard Guenther <rguenther@suse.de>
5028 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5030 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5032 * doc/invoke.texi (Optimize Options): Document that LTO
5033 won't remove object access purely due to incompatible
5036 2010-04-04 Matthias Klose <doko@ubuntu.com>
5038 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5039 Initialize variable.
5041 2010-04-03 Richard Guenther <rguenther@suse.de>
5044 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5045 require a non-NULL MEM_OFFSET.
5047 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5049 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5050 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5051 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5052 config/alpha/predicates.md, config/arm/arm.md,
5053 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5054 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5055 config/darwin9.h, config/darwin.c, config/darwin.h,
5056 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5057 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5058 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5059 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5060 config/mips/mips.md, config/mn10300/mn10300.c,
5061 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5062 config/rs6000/aix.h, config/rs6000/dfp.md,
5063 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5064 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5065 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5066 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5067 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5068 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5069 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5070 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5071 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5072 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5073 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5074 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5075 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5076 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5077 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5078 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5079 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5080 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5081 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5082 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5083 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5084 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5085 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5086 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5087 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5088 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5089 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5090 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5091 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5092 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5093 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5094 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5095 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5096 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5097 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5098 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5100 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5103 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5104 * aclocal.m4: Regenerate.
5106 2010-04-02 Richard Guenther <rguenther@suse.de>
5108 PR tree-optimization/43629
5109 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5110 if we have seen a constant value.
5112 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5114 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5116 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5119 * arm.c (legitimize_tls_address): Adjust call to
5120 gen_tls_load_dot_plus_four.
5121 (arm_note_pic_base): New function.
5122 (arm_cannot_copy_insn_p): Use it.
5123 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5126 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5131 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5133 * Makefile.in ($(out_object_file)): Depend on
5134 gt-$(basename $(notdir $(out_file))).h.
5136 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5138 * config.gcc (lm32-*-rtems*): Add t-lm32.
5140 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5142 * config.gcc: Add lm32-*-rtems*.
5143 * config/lm32/rtems.h: New file.
5145 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5148 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5150 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5152 * dwarf2out.c (output_compilation_unit_header): For
5153 -gdwarf-4 use version 4 instead of version 3.
5154 (output_line_info): For version 4 and above emit additional
5155 maximum ops per insn header field.
5156 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5158 * dwarf2out.c (is_c_family, is_java): Remove.
5159 (lower_bound_default): New function.
5160 (add_bound_info, gen_descr_array_type_die): Use it.
5162 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5165 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5166 re-declaration when it happens in a function.
5168 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5170 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5171 (cgraph_remove_function_insertion_hook): Same.
5172 (cgraph_call_function_insertion_hooks): Same.
5174 2010-04-01 Richard Guenther <rguenther@suse.de>
5177 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5178 and TREE_THIS_VOLATILE.
5179 (copy_ref_info): Likewise.
5180 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5181 * tree.c (build6_stat): Ignore side-effects of all but arg5
5182 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5185 2010-04-01 Richard Guenther <rguenther@suse.de>
5187 PR tree-optimization/43607
5188 * ipa-type-escape.c (check_call): Do not access non-existing
5191 2010-04-01 Richard Guenther <rguenther@suse.de>
5195 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5196 Jack Howarth <howarth@bromo.med.uc.edu>
5198 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5201 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5203 * doc/install.texi (Prerequisites): Document libelf usability on
5204 IRIX 5/6 and Solaris 2.
5205 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5206 Update GNU as, GNU ld requirements.
5207 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5208 Document Sun Studio compiler download.
5209 Update and simplify as, ld recommendations.
5210 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5212 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5214 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5215 with_tune_32 to pentium4.
5217 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5219 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5221 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5223 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5224 obsoletion, removal.
5226 Document GNU as requirement.
5227 Update configure requirements.
5228 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5229 Recomment IRIX 6.5.18+.
5230 Document IDF/IDL requirement.
5231 Document GNU as requirement.
5232 Document GNU ld bootstrap failure.
5233 Remove freeware.sgi.com reference.
5235 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5237 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5238 UNIX V4.0, V5.0 obsoletion, removal.
5239 Remove --with-gc=simple reference.
5240 Update VM requirements during bootstrap.
5241 Remove -oldas bootstrap description.
5242 Update binutils reference.
5243 Remove comparison failure note.
5245 2010-03-31 Richard Guenther <rguenther@suse.de>
5246 Zdenek Dvorak <ook@ucw.cz>
5247 Sebastian Pop <sebastian.pop@amd.com>
5250 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5251 with multiple arguments.
5252 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5254 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5256 * graphite-dependences.c (print_pddr): Call print_pdr with an
5258 * graphite-poly.c (debug_pdr): Add an extra argument for the
5261 (print_pbb_domain): Same.
5263 (print_scop_context): Same.
5265 (print_cloog): Same.
5266 (debug_pbb_domain): Same.
5270 (debug_scop_context): Same.
5272 (debug_cloog): Same.
5273 (print_scop_params): Same.
5274 (debug_scop_params): Same.
5275 (print_iteration_domain): Same.
5276 (print_iteration_domains): Same.
5277 (debug_iteration_domain): Same.
5278 (debug_iteration_domains): Same.
5279 (print_scattering_function): Same.
5280 (print_scattering_functions): Same.
5281 (debug_scattering_function): Same.
5282 (debug_scattering_functions): Same.
5283 * graphite-poly.h (debug_pdr): Update declaration.
5285 (print_pbb_domain): Same.
5287 (print_scop_context): Same.
5289 (print_cloog): Same.
5290 (debug_pbb_domain): Same.
5294 (debug_scop_context): Same.
5296 (debug_cloog): Same.
5297 (print_scop_params): Same.
5298 (debug_scop_params): Same.
5299 (print_iteration_domain): Same.
5300 (print_iteration_domains): Same.
5301 (debug_iteration_domain): Same.
5302 (debug_iteration_domains): Same.
5303 (print_scattering_function): Same.
5304 (print_scattering_functions): Same.
5305 (debug_scattering_function): Same.
5306 (debug_scattering_functions): Same.
5308 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5310 * graphite-poly.c (print_scattering_function_1): New.
5311 (print_scattering_function): Call it.
5312 (print_scop_params): Remove spaces at the end of lines.
5315 * graphite-poly.h (print_cloog): Declared.
5316 (debug_cloog): Declared.
5318 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5320 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5322 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5323 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5324 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5325 to switch between adding the IV bump in loop->latch or in loop->header.
5327 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5329 * graphite-poly.c (print_scattering_function): Pretty print following
5332 (print_pbb_domain): Same.
5333 (dump_gbb_cases): Same.
5334 (dump_gbb_conditions): Same.
5337 (print_scop_params): Same.
5338 (print_scop_context): Same.
5340 (print_pbb_body): New.
5341 (lst_indent_to): New.
5342 (print_lst): Start new lines with a #.
5343 * graphite-poly.h (pbb_bb): New.
5344 (pbb_index): Use pbb_bb.
5345 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5347 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5349 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5351 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5352 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5353 and 0 instead of 1 for dw_val_class_flag.
5354 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5355 dw_val_class_range_list, dw_val_class_loc_list,
5356 dw_val_class_lineptr and dw_val_class_macptr, use
5357 DW_FORM_flag_present for dw_val_class_flag and
5358 DW_FORM_exprloc for dw_val_class_loc.
5359 (output_die): For -gdwarf-4 print dw_val_class_loc
5360 size as uleb128 instead of 1 or 2 bytes and don't print
5361 anything for dw_val_class_flag.
5363 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5364 instead of cselib_lookup following by tweaking locs->setting_insn.
5367 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5368 even before returning from label, setjmp call or volatile asm
5371 2010-03-31 Richard Guenther <rguenther@suse.de>
5374 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5375 temporary data on stack.
5377 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5379 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5380 (PUSHSECTION_ASM_OP): Remove.
5381 (POPSECTION_ASM_OP): Remove.
5382 (PUSHSECTION_FORMAT): Remove.
5383 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5384 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5385 * config/sol2.c (solaris_output_init_fini): Use it.
5387 2010-03-31 Jie Zhang <jie@codesourcery.com>
5390 * opt-functions.awk (var_type_struct): Use signed char type
5391 for simple variables.
5393 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5395 * config/sol2.c: Include output.h.
5396 (solaris_assemble_visibility): New function.
5397 * config/t-sol2 (sol2.o): Add output.h dependency.
5398 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5399 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5402 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5405 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5406 V2SImode or XFmode on PRE_DEC.
5409 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5412 2010-03-31 Jie Zhang <jie@codesourcery.com>
5415 * reload.h (caller_save_initialized_p): Declare.
5416 * toplev.c (backend_init_target): Don't call
5417 init_caller_save but set caller_save_initialized_p to false.
5418 * caller-save.c (caller_save_initialized_p): Define.
5419 (init_caller_save): Check caller_save_initialized_p.
5420 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5422 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5425 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5426 and soft-fp/t-softfp to tmake_file.
5427 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5428 (LIBGCC2_TF_CEXT): Define.
5431 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5434 * cselib.c (n_useless_values): Document handling of debug locs.
5435 (n_useless_debug_values, n_debug_values): New variables.
5436 (new_elt_loc_list): Don't add to debug values, keep count.
5437 (promote_debug_loc): New.
5438 (cselib_reset_table): Zero new variables.
5439 (entry_and_rtx_equal_p): Promote debug locs.
5440 (discard_useless_locs): Increment n_useless_debug_values for
5442 (remove_useless_values): Adjust n_useless_values and n_debug_values
5443 with n_useless_debug_values.
5444 (add_mem_for_addr): Promote debug locs.
5445 (cselib_lookup_mem): Likewise.
5446 (cselib_lookup_addr): Renamed to...
5447 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5448 (cselib_log_lookup): ... this. Turn into...
5449 (cselib_lookup_addr): ... new wrapper.
5450 (cselib_lookup_from_insn): New.
5451 (cselib_invalidate_regno): Increment n_useless_debug_values for
5453 (cselib_invalidate_mem): Likewise.
5454 (cselib_process_insn): Take n_deleted and n_debug_values into
5455 account to guard remove_useless_value call.
5456 (cselib_finish): Zero n_useless_debug_values.
5457 * cselib.h (cselib_lookup_from_insn): Declare.
5458 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5459 (sched_analyze_2): Likewise.
5461 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5463 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5465 (adjust_mems): Replace narrowing SUBREG of expression containing
5466 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5467 with operations in the narrower mode.
5470 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5471 regs_invalidated_by_call instead all call_used_reg_set registers.
5473 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5476 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5477 pointer comparisons with types_compatible_p.
5478 * tree-vect-stmts.c (vectorizable_call): Same.
5479 (vectorizable_condition): Same.
5481 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5483 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5484 stack check if the mask would be zero.
5486 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5487 Jack Howarth <howarth@bromo.med.uc.edu>
5489 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5492 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5495 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5497 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5498 Include ___unordxf2 and ___unordtf2.
5499 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5502 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5504 * config/lm32/t-lm32: New file.
5505 * config.gcc: Use the above file when targetting lm32.
5507 2010-03-28 Duncan Sands <baldrick@free.fr>
5509 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5511 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5514 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5515 Improve vectorization cost model diagnostic.
5517 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5520 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5521 compute_data_dependences_for_loop returns false, early exit
5522 and output an extra diagnostic for the failed data reference
5525 2010-03-29 Richard Guenther <rguenther@suse.de>
5527 PR tree-optimization/43560
5528 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5529 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5531 2010-03-29 Jie Zhang <jie@codesourcery.com>
5534 * toplev.c (process_options): Set optimization_default_node
5535 and optimization_current_node.
5536 * opts.c (decode_options): Don't set optimization_default_node
5537 and optimization_current_node.
5539 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5541 * config/rtems.h: Abandon -qrtems_debug.
5543 2010-03-28 Jan Hubicka <jh@suse.cz>
5545 PR tree-optimization/43505
5546 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5547 map should not be copied.
5549 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5552 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5553 cdtors, set DECL_PRESERVE_P.
5554 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5557 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5559 PR tree-optimization/43528
5560 * stor-layout.c (place_field): Check that constant fits into
5561 unsigned HWI when skipping calculation of MS bitfield layout.
5563 2010-03-27 Jan Hubicka <jh@suse.cz>
5566 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5567 notice_global_symbol work.
5569 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5571 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5572 instead of dwarf2out_decl.
5573 (struct var_loc_node): Remove section_label field.
5574 (dwarf2out_function_decl): New function.
5575 (dwarf2out_var_location): Don't set section_label field.
5576 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5578 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5580 PR tree-optimization/43544
5581 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5582 First argument for builtin vectorized function hook is now a
5583 tree to be able to distinguish between machine specific and
5585 * targhooks.c (default_builtin_vectorized_function): Ditto.
5586 * targhooks.h (default_builtin_vectorized_function): Ditto.
5587 * target.h (struct gcc_target): Ditto.
5588 * tree-vect-stmts.c (vectorizable_function): Ditto.
5589 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5590 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5593 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5596 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5597 nested binding iff it is a FUNCTION_DECL.
5598 (store_parm_decls_newstyle): Pass nested=true to bind for
5599 FUNCTION_DECLs amongst parameters.
5601 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5603 * var-tracking.c (vt_expand_loc_callback): Don't run
5604 cselib_expand_value_rtx_cb in dummy mode if
5605 cselib_dummy_expand_value_rtx_cb returned false.
5607 * var-tracking.c (emit_note_insn_var_location): For one part
5608 notes with offset 0, don't add EXPR_LIST around the location.
5609 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5610 add_location_or_const_value_attribute): Adjust for that change.
5613 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5614 into first operand and location into second.
5615 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5616 dw_cfi_oprnd_loc for DW_CFA_expression.
5617 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5618 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5619 assume first argument is regnum and second argument is location.
5621 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5624 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5625 of scratch register to DImode. Split to DImode comparison operator.
5626 Use SImode subreg of scratch register in the multiplication.
5627 (*cmp_sadd_sidi): Ditto.
5628 (*cmp_ssub_si): Ditto.
5629 (*cmp_ssub_sidi): Ditto.
5631 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5634 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5635 Remove invalid assert and wrong comment.
5637 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5640 * flags.h (final_insns_dump_p): New extern.
5641 * final.c (final_insns_dump_p): New variable.
5642 (rest_of_clean_state): Set it before -fdump-final-insns=
5643 dumping, clear afterwards.
5644 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5645 MEM_ALIAS_SET on MEMs.
5647 2010-03-26 David S. Miller <davem@davemloft.net>
5649 * configure.ac: Fix sparc GOTDATA_OP bug check.
5650 * configure: Rebuild.
5652 2010-03-26 Alan Modra <amodra@gmail.com>
5654 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
5656 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5658 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
5659 TLS_SECTION_ASM_FLAG.
5661 2010-03-25 Jakub Jelinek <jakub@redhat.com>
5664 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
5665 Clear first_function_block_is_cold.
5668 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
5669 argument if the argument is truth_value_p.
5671 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5673 * config/rs6000/constraints.md: Update copyright year for my changes.
5676 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
5677 used in reg+reg addressing, swap registers.
5679 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5682 * target.h (struct gcc_target): Add code_end hook.
5683 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
5685 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
5686 * toplev.c (compile_file): Call targetm.asm_out.code_end
5687 hook before unwind info/debug info output.
5688 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
5689 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
5690 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5691 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
5692 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
5693 * config/i386/i386.c (ix86_file_end): Renamed to...
5694 (ix86_code_end): ... this. Make static. Don't call
5695 file_end_indicate_exec_stack. Emit unwind info using
5696 final_start_function/final_end_function.
5697 (darwin_x86_file_end): Remove.
5698 (TARGET_ASM_CODE_END): Define.
5699 * config/i386/i386.h (TARGET_ASM_FILE_END,
5700 NEED_INDICATE_EXEC_STACK): Don't define.
5701 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
5702 (TARGET_ASM_FILE_END): Define to darwin_file_end.
5703 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
5704 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
5707 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
5708 at the beginning and final_end_function at the end.
5709 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
5711 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5713 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
5714 and Sun as TLS syntax.
5715 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
5716 * configure: Regenerate.
5717 * config.in: Regenerate.
5718 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
5719 (default_elf_asm_named_section): Use it.
5720 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
5721 (i386_output_dwarf_dtprel): Likewise.
5722 (output_addr_const_extra): Likewise.
5723 (output_pic_addr_const): Lowercase @GOTTPOFF.
5724 (output_addr_const_extra): Likewise.
5725 (output_pic_addr_const): Lowercase @GOTNTPOFF.
5726 (output_addr_const_extra): Likewise.
5727 (output_pic_addr_const): Lowercase @INDNTPOFF.
5728 (output_addr_const_extra): Likewise.
5729 (output_pic_addr_const): Lowercase @NTPOFF.
5730 (output_addr_const_extra): Likewise.
5731 (output_pic_addr_const): Lowercase @TPOFF.
5732 (output_addr_const_extra): Likewise.
5733 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
5734 (*tls_global_dynamic_64): Likewise.
5735 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
5736 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
5738 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
5739 (ASM_OUTPUT_TLS_COMMON): Use it.
5740 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
5743 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
5744 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
5745 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
5746 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
5747 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5748 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
5750 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5752 * config/i386/i386.c (override_options): Don't accept
5753 -mtls-dialect=sun any longer.
5754 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
5755 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
5756 (*tls_local_dynamic_base_32_sun): Likewise.
5757 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
5759 2010-03-24 Jakub Jelinek <jakub@redhat.com>
5762 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5763 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
5766 * ira.c (adjust_cleared_regs): New function.
5767 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
5771 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
5773 * expr.c (expand_expr_real): Restore previous
5774 curr_insn_source_location and curr_insn_block after
5775 expand_expr_real_1 call.
5776 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
5777 instead of expand_expr_real_1.
5779 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
5781 PR rtl-optimization/43413
5782 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
5785 2010-03-22 James E. Wilson <wilson@codesourcery.com>
5788 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
5789 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
5791 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
5793 * config/i386/i386.c (ix86_target_string): Add -mfma.
5794 Fix a typo in comment.
5796 2010-03-22 Mike Stump <mikestump@comcast.net>
5799 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
5800 Don't overly align based upon packed packed fields.
5802 2010-03-22 Jason Merrill <jason@redhat.com>
5804 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
5805 Use () rather than [], and move before the element type.
5807 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5809 * doc/configfiles.texi (Configuration Files): Removed
5810 fixinc/Makefile*, intl/Makefile.*.
5811 * doc/makefile.texi: Fixed markup. Abstract from version
5812 control system used.
5813 (Makefile): Removed obsolete gcc/java/parse.y example.
5814 * doc/sourcebuild.texi: Likewise.
5815 (Top Level): Added config, gnattools, libdecnumber, libgcc,
5816 libgomp, libssp. Removed fastjar.
5817 (Miscellaneous Docs): Clarify location.
5818 Added COPYING3, COPYING3.LIB.
5819 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
5821 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5824 * config/i386/i386.c (x86_function_profiler)
5825 [!NO_PROFILE_COUNTERS]: Fix typo.
5826 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
5829 2010-03-22 Janis Johnson <janis187@us.ibm.com>
5830 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5832 * doc/sourcebuild.texi (Test Directives): Split into six
5833 subsections, with most of the current text in new subsections
5834 Directives, Selectors, and Final Actions.
5835 (Directives): Split list of test directives into multiple
5837 (Selectors): Describe use and syntax of selectors.
5838 (Effective-Target Keywords): Describe all existing keywords.
5839 (Add Options): Describe features for dg-add-options.
5840 (Require Support): Describe variants of dg-require-support.
5841 (Final Actions): Describe commands to use in dg-final.
5843 2010-03-22 Michael Matz <matz@suse.de>
5846 * recog.c (validate_replace_rtx_group): Replace also in
5847 REG_EQUAL and REG_EQUIV notes.
5849 2010-03-22 Richard Guenther <rguenther@suse.de>
5851 PR tree-optimization/43390
5852 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
5853 sure vector extracts are type correct.
5855 2010-03-22 Richard Guenther <rguenther@suse.de>
5858 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
5859 x * sqrt (x) even when optimizing for size if the target
5860 has native support for sqrt.
5862 2010-03-22 Jakub Jelinek <jakub@redhat.com>
5864 * varasm.c (make_decl_rtl_for_debug): Also clear
5865 flag_mudflap for the duration of make_decl_rtl call.
5868 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
5869 locs from preserved VALUEs.
5871 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5874 * pa.md (movmemsi): Set align to one if zero.
5875 (movmemdi): Likewise.
5877 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
5880 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
5881 with their corresponding prologue pushes.
5883 2010-03-20 Andrew Pinski <pinskia@gmail.com>
5886 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
5887 at the begining or end.
5888 (spu_expand_epilogue): Likewise.
5890 2010-03-20 Richard Guenther <rguenther@suse.de>
5892 PR rtl-optimization/43438
5893 * combine.c (make_extraction): Properly zero-/sign-extend an
5894 extraction of the low part of a CONST_INT. Also handle
5897 2010-03-19 Mike Stump <mikestump@comcast.net>
5899 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
5900 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
5901 (override_options): Use SUBTARGET32_DEFAULT_CPU.
5903 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5906 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
5909 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
5911 PR rtl-optimization/42258
5912 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
5913 use that may match DEF.
5916 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
5917 the cost of loading the constant rather than assuming
5919 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
5920 outer code is AND, do the same tests as the andsi3 expander and
5921 return COSTS_N_INSNS (1) if and is cheap.
5923 * optabs.c (avoid_expensive_constant): Fix formatting.
5925 2010-03-19 Michael Matz <matz@suse.de>
5928 * attribs.c (decl_attributes): When rebuilding a function pointer
5929 type use the same qualifiers as the original pointer type.
5931 2010-03-19 Martin Jambor <mjambor@suse.cz>
5933 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
5934 and is_gimple_ip_invariant_address.
5936 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5939 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5941 * config/arm/arm.c (arm_override_options): Turn off
5942 flag_dwarf2_cfi_asm for AAPCS variants.
5944 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5947 * config/arm/arm.c (emit_multi_reg_push): Update comments.
5948 Use PRE_MODIFY instead of PRE_DEC.
5949 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
5950 (vfp_emit_fstmd): Likewise.
5952 2010-03-19 Michael Matz <matz@suse.de>
5955 * builtins.c (expand_builtin_interclass_mathfn,
5956 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
5959 2010-03-19 Richard Guenther <rguenther@suse.de>
5961 PR tree-optimization/43415
5962 * tree-ssa-pre.c (phi_translate): Split out worker to ...
5963 (phi_translate_1): ... this.
5964 (phi_translate): Move all caching here. Cache all NARY
5965 and REFERENCE translations.
5967 2010-03-19 David S. Miller <davem@davemloft.net>
5969 With help from Eric Botcazou.
5970 * config/sparc/sparc.c: Include dwarf2out.h.
5971 (emit_pic_helper): Delete.
5972 (pic_helper_symbol_name): Delete.
5973 (pic_helper_emitted_p): Delete.
5974 (pic_helper_needed): New.
5975 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
5976 (get_pc_thunk_name): New.
5977 (load_pic_register): Remove 'delay_pic_helper' arg. Use
5978 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
5979 Set pic_helper_needed to true. Don't call emit_pic_helper.
5980 (sparc_expand_prologue): Update load_pic_register call.
5981 (sparc_output_mi_thunk): Likewise.
5982 (sparc_file_end): Emit a hidden comdat symbol for the PIC
5983 thunk if possible. Output CFI information as needed.
5985 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5986 Jack Howarth <howarth@bromo.med.uc.edu>
5989 * config/i386/i386.h: Fix ABI on darwin x86-32.
5991 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
5993 * tree.h: Declare make_decl_rtl_for_debug.
5994 * varasm.c (make_decl_rtl_for_debug): New.
5995 * dwarf2out.c (rtl_for_decl_location): Call it.
5996 * cfgexpand.c (expand_debug_expr): Call it.
5998 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6001 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6005 * var-tracking.c (vt_init_cfa_base): Do nothing if
6006 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6008 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6011 * var-tracking.c (canonicalize_vars_star): New.
6012 (dataflow_post_merge_adjust): Use it.
6014 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6017 * var-tracking.c (non_suitable_const): New function.
6018 (add_uses): For DEBUG_INSNs with constants, don't record any
6019 value, instead just the constant value itself.
6020 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6021 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6022 (emit_notes_in_bb): Likewise.
6023 (emit_note_insn_var_location): For onepart variables if
6024 cur_loc is a VOIDmode constant, use DECL_MODE.
6026 2010-03-18 Martin Jambor <mjambor@suse.cz>
6029 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6030 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6031 all non-clones. Moved call redirection...
6032 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6033 (cgraph_materialize_all_clones): Dispose of all
6034 combined_args_to_skip bitmaps.
6035 (verify_cgraph_node): Do not check for edges pointing to wrong
6036 nodes in inline clones.
6037 * tree-inline.c (copy_bb): Call
6038 cgraph_redirect_edge_call_stmt_to_callee.
6039 * ipa.c (cgraph_remove_unreachable_nodes): Call
6040 cgraph_node_remove_callees even when there are used clones.
6042 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6044 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6046 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6049 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6052 2010-03-18 Michael Matz <matz@suse.de>
6055 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6056 into sqrt(x) if we need to preserve signed zeros.
6058 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6059 Eric Botcazou <ebotcazou@adacore.com>
6061 PR rtl-optimization/43360
6062 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6063 note if we don't know its invariant status.
6065 2010-03-18 Michael Matz <matz@suse.de>
6067 PR tree-optimization/43402
6068 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6069 PHI chains of ssa names registered for update.
6071 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6074 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6075 non-offsettable and pre_modify update addressing.
6076 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6077 and "2" alternatives "#".
6078 (*movdd_softfloat32): Make all alternatives "#";
6079 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6080 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6081 (*movdf_softfloat32): Make all alternatives "#";
6082 (movdi): Use the new DIFD mode iterator to create a common splitter
6083 for movdi, movdf and movdd patterns.
6085 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6087 * common.opt (dumpdir): Remove redundant tab.
6089 2010-03-17 Martin Jambor <mjambor@suse.cz>
6091 PR tree-optimization/43347
6092 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6093 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6095 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6097 PR rtl-optimization/42216
6098 * regrename.c (create_new_chain): New function, broken out from...
6099 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6100 appending a use to an empty chain.
6101 (build_def_use): Remove previous changes that convert OP_INOUT to
6102 OP_OUT operands; instead detect the case where an OP_INOUT operand
6103 uses a previously untracked register and create an empty chain for it.
6105 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6107 * doc/extend.texi (Function Attributes): Rewrite unfinished
6108 sentence in ms_abi documentation.
6110 2010-03-17 Alan Modra <amodra@gmail.com>
6112 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6113 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6114 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6115 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6117 2010-03-16 Richard Henderson <rth@redhat.com>
6120 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6121 (lower_try_finally): Save and restore eh_seq around the expansion
6124 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6126 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6127 statements before splitting block.
6129 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6131 * doc/sourcebuild.texi (Testsuites): Fix markup.
6132 Use pathnames relative to gcc/testsuite.
6133 (Test Directives): Move description of how timeout is determined.
6134 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6135 (C Tests): Correct gcc.misc-tests directory.
6136 Framework tests now live in gcc.test-framework.
6138 2010-03-16 Richard Guenther <rguenther@suse.de>
6141 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6142 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6144 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6145 Alexandre Oliva <aoliva@redhat.com>
6147 PR tree-optimization/42917
6148 * lambda-code.c (remove_iv): Skip debug statements.
6149 (lambda_loopnest_to_gcc_loopnest): Likewise.
6150 (not_interesting_stmt): Debug statements are not interesting.
6152 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6156 * cselib.c (cselib_preserve_constants,
6157 cfa_base_preserved_val): New static variables.
6158 (preserve_only_constants): New function.
6159 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6160 clear its REG_VALUES. If cselib_preserve_constants, don't
6161 empty the whole hash table, but preserve there VALUEs with constants,
6162 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6163 (cselib_preserve_cfa_base_value): New function.
6164 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6165 (cselib_init): Change argument to int bitfield. Set
6166 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6168 (cselib_finish): Clear cselib_preserve_constants and
6169 cfa_base_preserved_val.
6170 * cselib.h (enum cselib_record_what): New enum.
6171 (cselib_init): Change argument to int.
6172 (cselib_preserve_cfa_base_value): New prototype.
6173 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6174 * dse.c (dse_step1): Likewise.
6175 * cfgcleanup.c (thread_jump): Likewise.
6176 * sched-deps.c (sched_analyze): Likewise.
6177 * gcse.c (local_cprop_pass): Likewise.
6178 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6179 If FN is non-NULL, call the callback always and whenever it returns
6180 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6181 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6182 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6183 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6184 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6185 * var-tracking.c: Include recog.h.
6186 (bb_stack_adjust_offset): Remove.
6187 (vt_stack_adjustments): Don't call it, instead just gather the
6188 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6189 (adjust_stack_reference): Remove.
6190 (compute_cfa_pointer): New function.
6191 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6192 (struct adjust_mem_data): New type.
6193 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6195 (get_address_mode): New function.
6196 (replace_expr_with_values): Use it.
6197 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6198 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6199 (adjust_sets): Remove.
6200 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6201 Use get_address_mode.
6202 (get_adjusted_src): Remove.
6203 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6204 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6205 (add_with_sets): Don't call adjust_sets.
6206 (fp_setter, vt_init_cfa_base): New functions.
6207 (vt_initialize): Change return type to bool. Move most of pool etc.
6208 initialization to the beginning of the function from end. Pass
6209 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6210 If !frame_pointer_needed, call vt_stack_adjustment before mos
6211 vector is filled, call vt_init_cfa_base if argp/framep has been
6212 eliminated to sp. If frame_pointer_needed and argp/framep has
6213 been eliminated to hard frame pointer, set
6214 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6215 encountering fp setter in the prologue. For MO_ADJUST, call
6216 log_op_type before pusing the op into mos vector, not afterwards.
6217 Call adjust_insn before cselib_process_insn/add_with_sets,
6218 call cancel_changes (0) afterwards.
6219 (variable_tracking_main_1): Adjust for vt_initialize calling
6220 vt_stack_adjustments and returning whether it succeeded or not.
6222 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6224 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6227 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6229 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6231 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6232 drap_reg has not been set.
6234 2010-03-15 Michael Matz <matz@suse.de>
6237 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6238 use it to expand block copies.
6239 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6240 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6241 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6243 2010-03-15 Richard Guenther <rguenther@suse.de>
6245 PR tree-optimization/43367
6246 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6249 2010-03-15 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/43317
6252 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6254 2010-03-15 Martin Jambor <mjambor@suse.cz>
6256 PR tree-optimization/43141
6257 * tree-sra.c (create_abstract_origin): New function.
6258 (modify_function): Call create_abstract_origin.
6260 2010-03-15 Chris Demetriou <cgd@google.com>
6262 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6265 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6268 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6269 call insert_out_of_ssa_copy for default definitions.
6271 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6273 * graphite-clast-to-gimple.c (my_long_long): Defined.
6274 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6275 * graphite-sese-to-poly.c (my_long_long): Defined.
6276 (scop_ivs_can_be_represented): Use it.
6278 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6280 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6281 graphite-max-bbs-per-function, and loop-block-tile-size.
6282 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6284 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6286 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6288 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6289 forward declaration.
6290 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6291 (add_upper_bounds_from_estimated_nit): New.
6292 (build_loop_iteration_domains): Use it.
6294 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6296 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6298 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6301 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6302 should be an INTEGER_CST. Also handle CASE_CONVERT.
6304 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6306 * graphite.c (graphite_initialize): To bound the number of bbs per
6307 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6308 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6309 * doc/invoke.texi: Document it.
6311 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6313 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6314 * graphite-sese-to-poly.h (build_poly_scop): Same.
6316 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6318 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6319 the number of parameters in the scop. Use as an upper bound
6320 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6321 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6322 * doc/invoke.texi: Document it.
6324 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6326 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6327 * doc/c-tree.texi: Remove.
6328 * doc/generic.texi: Merge c-tree.texi here.
6329 * doc/gccint.texi (Trees): Remove menu entry.
6330 (c-tree.texi): Remove @include.
6331 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6332 * doc/languages.texi (Reading RTL): Ditto.
6334 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6337 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6339 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6342 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6343 code added to work around reload clobbering CONST insns.
6345 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6347 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6348 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6349 (cselib_preserve_only_values): Remove retain argument, don't
6350 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6351 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6352 * var-tracking.c (micro_operation): Move insn field before union.
6353 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6354 (struct variable_tracking_info_def): Remove n_mos field, change
6355 mos into a vector of micro_operations.
6356 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6357 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6358 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6359 changing into a vector.
6360 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6361 come before all other uops generated by add_stores.
6362 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6364 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6365 a vector. Run just one pass over the bbs instead of separate counting
6366 and computation phase.
6367 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6370 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6371 into *nonlocalized_list vector.
6372 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6373 even if origin is non-NULL.
6374 (gen_variable_die): Likewise.
6375 (process_scope_var): Don't change origin.
6376 (gen_decl_die): Likewise.
6377 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6378 before adding new edges instead of after it, fix moving over
6381 2010-03-11 David S. Miller <davem@davemloft.net>
6383 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6385 * configure: Rebuild.
6387 2010-03-11 Martin Jambor <mjambor@suse.cz>
6389 PR tree-optimization/43257
6390 * tree.c (assign_assembler_name_if_neeeded): New function.
6391 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6393 * tree.h (assign_assembler_name_if_neeeded): Declare.
6394 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6395 the function if needed.
6397 2010-03-11 Chris Demetriou <cgd@google.com>
6399 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6400 include/stdint-gcc.h, and include/stdint.h world-readable.
6402 2010-03-11 Richard Guenther <rguenther@suse.de>
6404 PR tree-optimization/43255
6405 * tree-vrp.c (process_assert_insertions_for): Do not insert
6406 asserts for trivial conditions.
6408 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6410 PR tree-optimization/43280
6411 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6412 generation. Move calculation of size out of the if branch.
6413 (find_bswap): Modify compare number generation.
6415 2010-03-11 Richard Guenther <rguenther@suse.de>
6418 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6419 (input_gimple_stmt): Fixup handled component types during
6420 operand read. Also fix up decls in ADDR_EXPRs.
6422 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6424 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6425 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6427 2010-03-10 Jan Hubicka <jh@suse.cz>
6430 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6431 * varasm.c (get_variable_section): Don't do that here...
6432 (make_decl_rtl): ... and here.
6433 (do_assemble_alias): Produce decl RTL.
6434 (assemble_alias): Likewise.
6436 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6439 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6440 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6442 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6443 (based_loc_descr): Only express drap or vdrap regno based expressions
6444 using DW_OP_fbreg when not optimizing.
6445 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6446 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6447 REG_CFA_SET_VDRAP note.
6449 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6451 PR tree-optimization/43236
6452 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6453 error in calculation of base address in reverse iteration case.
6454 (generate_builtin): Take number of latch executions if the statement
6457 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6460 * tree-eh.c: Include pointer-set.h.
6461 (lower_eh_dispatch): Filter out duplicate case labels and
6462 remove the unneeded edge when the label is unused. Return
6463 true when some edges are removed.
6464 (execute_lower_eh_dispatch): When any lowering resulted in
6465 removing an edge, also delete unreachable blocks.
6467 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6470 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6471 UNSPEC_MACHOPIC_OFFSET.
6473 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6476 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6477 (m68k_delegitimize_address): New function.
6479 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6482 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6485 * var-tracking.c (adjust_sets): New function.
6486 (count_with_sets, add_with_sets): Use it.
6487 (get_adjusted_src): New inline function.
6488 (add_stores): Use it.
6491 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6492 call cselib_dummy_expand_value_rtx_cb instead of
6493 cselib_expand_value_rtx_cb.
6496 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6497 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6498 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6499 and .cfi_endproc around the pic thunks.
6500 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6501 all queued unwind info register saves are saved before the call.
6502 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6503 considered as sp-=4 for unwind info and the pop as sp+=4 which
6504 also clobbers dest, but doesn't actually restore it.
6507 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6508 RTX_FRAME_RELATED_P.
6510 2010-03-09 Jie Zhang <jie@codesourcery.com>
6512 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6513 whitespaces in output template.
6515 2010-03-09 Jie Zhang <jie@codesourcery.com>
6517 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6520 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6522 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6523 builtins.exp in a separate job.
6525 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6527 * graphite-sese-to-poly.c (add_param_constraints): Use
6528 lower_bound_in_type and upper_bound_in_type.
6530 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6532 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6533 instead of unsigned_type_node.
6535 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6536 Reza Yazdani <reza.yazdani@amd.com>
6539 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6540 on pointer type parameters.
6542 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6546 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6547 handle conversions from pointer to integers.
6548 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6549 induction variable, to be able to work with code generated by CLooG.
6550 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6551 (build_poly_scop): Bail out if we cannot codegen a loop.
6553 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6555 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6556 code generation with gloog_error.
6558 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6560 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6561 Call fold_convert on all the returned values.
6562 (expand_scalar_variables_expr): Pass to
6563 expand_scalar_variables_ssa_name the type of the resulting expression.
6565 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6567 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6568 ppl_min_for_le_pointset.
6569 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6570 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6572 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6574 * graphite-dependences.c (map_into_dep_poly): Removed.
6575 (dependence_polyhedron_1): Use combine_context_id_scat.
6577 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6579 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6580 (struct poly_bb): Same.
6581 (combine_context_id_scat): New.
6583 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6586 * sese.c (name_defined_in_loop_p): Return false for default
6589 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6591 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6592 and clean up the logic.
6594 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6596 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6599 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6601 * var-tracking.c (remove_cselib_value_chains): Define only for
6603 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6604 delete_slot_part, emit_notes_for_differences_1): Don't call
6605 remove_cselib_value_chains here.
6606 (set_slot_part, emit_notes_for_differences_2): Don't call
6607 add_cselib_value_chains here.
6608 (preserved_values): New vector.
6609 (preserve_value): New function.
6610 (add_uses, add_stores, vt_add_function_parameters): Use it
6611 instead of cselib_preserve_value.
6612 (changed_values_stack): New vector.
6613 (check_changed_vars_0): New function.
6614 (check_changed_vars_1, check_changed_vars_2): Use it.
6615 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6616 changed_values_stack VALUEs.
6617 (vt_emit_notes): For all preserved_values call
6618 add_cselib_value_chains. If ENABLE_CHECKING call
6619 remove_cselib_value_chains before verifying value_chains is empty.
6620 Initialize and free changed_values_stack.
6621 (vt_initialize): Initialize preserved_values.
6622 (vt_finalize): Free preserved_values.
6624 2010-03-08 Richard Guenther <rguenther@suse.de>
6626 PR tree-optimization/43269
6627 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6630 2010-03-08 Martin Jambor <mjambor@suse.cz>
6632 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6633 (ipa_is_param_called): Removed.
6634 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6635 (ipa_print_node_params): Do not print the called flag.
6636 (ipa_write_node_info): Do not stream the called flag.
6637 (ipa_read_node_info): Likewise.
6639 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6642 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6643 * cselib.c (struct expand_value_data): Add dummy field.
6644 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6646 (cselib_dummy_expand_value_rtx_cb): New function.
6647 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
6649 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
6650 * var-tracking.c: Include pointer-set.h.
6651 (variable): Change n_var_parts to char from int. Add
6652 cur_loc_changed and in_changed_variables fields.
6653 (variable_canonicalize): Remove.
6654 (shared_var_p): New inline function.
6655 (unshare_variable): Maintain cur_loc_changed and
6656 in_changed_variables fields. If var was in changed_variables,
6657 replace it there with new_var. Just copy cur_loc instead of
6658 resetting it to something else.
6659 (variable_union): Don't recompute cur_loc. Use shared_var_p.
6660 (dataflow_set_union): Don't call variable_canonicalize.
6661 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
6662 of their DEBUG_EXPR_TREE_DECLs.
6663 (canonicalize_loc_order_check): Verify that cur_loc is NULL
6664 and in_changed_variables and cur_loc_changed is false.
6665 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
6666 and cur_loc_changed. Don't update cur_loc here.
6667 (variable_merge_over_src): Don't call variable_canonicalize.
6668 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
6669 removing loc that is equal to cur_loc, clear cur_loc,
6670 set cur_loc_changed and ensure variable_was_changed is called.
6671 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
6672 compare pointers in cur_loc check, if it is equal to loc,
6673 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
6674 (variable_different_p): Remove compare_current_location argument,
6675 don't compare cur_loc.
6676 (dataflow_set_different_1): Adjust variable_different_p caller.
6677 (variable_was_changed): If dv had some var in changed_variables
6678 already, reset in_changed_variables flag for it and propagate
6679 cur_loc_changed over to the new variable. On empty var
6680 always set cur_loc_changed. Set in_changed_variables on whatever
6681 var is added to changed_variables.
6682 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
6683 Use shared_var_p. When removing loc that is equal to cur_loc,
6684 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
6685 end, don't set it to something else, just call variable_was_changed.
6686 (delete_slot_part): Use shared_var_p. When cur_loc equals to
6687 loc being removed, clear cur_loc and set cur_loc_changed.
6688 Set cur_loc_changed if all locations have been removed.
6689 (struct expand_loc_callback_data): New type.
6690 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
6691 allocated. Always create SUBREGs if simplify_subreg failed.
6692 Prefer to use cur_loc, when that fails and still in
6693 changed_variables (and seen first time) recompute it. Set
6694 cur_loc_changed of variables which had to change cur_loc and
6695 compute elcd->cur_loc_changed if any of the subexpressions used
6696 had to change cur_loc.
6697 (vt_expand_loc): Adjust to pass arguments in
6698 expand_loc_callback_data structure.
6699 (vt_expand_loc_dummy): New function.
6700 (emitted_notes): New variable.
6701 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
6702 that weren't used for any other decl in current
6703 emit_notes_for_changes call call vt_expand_loc_dummy to update
6704 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
6705 first loc_chain location if NULL before. Always use just
6706 cur_loc instead of first loc_chain location. When cur_loc_changed
6707 is false, when not --enable-checking=rtl just don't emit any note.
6708 When rtl checking, compute the note and assert it is the same
6709 as previous note. Clear cur_loc_changed and in_changed_variables
6710 at the end before removing from changed_variables.
6711 (check_changed_vars_3): New function.
6712 (emit_notes_for_changes): Traverse changed_vars to call
6713 check_changed_vars_3 on each changed var.
6714 (emit_notes_for_differences_1): Clear cur_loc_changed and
6715 in_changed_variables. Recompute cur_loc of new_var.
6716 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
6717 (vt_emit_notes): Initialize and destroy emitted_notes.
6719 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
6721 PR rtl-optimization/42220
6722 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
6723 Use verify_reg_tracked to determine if we should use OP_OUT rather
6725 (build_def_use): If we see an in-out operand for a register that we
6726 know nothing about, treat is an output if possible, fail the block if
6729 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6732 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
6735 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6738 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
6739 uses of relevant DEFs that are dead outside the loop too.
6741 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
6743 * var-tracking.c (dataflow_set_merge): Swap src and src2.
6745 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6747 * var-tracking.c (values_to_unmark): New variable.
6748 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6749 values_to_unmark vector. Moved body to...
6750 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6751 instead queue it into values_to_unmark vector.
6752 (vt_find_locations): Free values_to_unmark vector.
6754 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
6756 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
6757 (site.exp): Export them when plugins are enabled.
6759 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
6762 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
6764 (chrec_fold_multiply): Same.
6766 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6769 * c-decl.c (build_compound_literal): Return early if init is
6772 2010-03-04 Martin Jambor <mjambor@suse.cz>
6774 PR tree-optimization/43164
6775 PR tree-optimization/43191
6776 * tree-sra.c (type_consists_of_records_p): Reject records with
6777 zero-size bit-fields at the end.
6779 2010-03-04 Mike Stump <mikestump@comcast.net>
6781 * Makefile.in (TAGS): Remove *.y.
6783 2010-03-04 Richard Guenther <rguenther@suse.de>
6785 PR tree-optimization/40761
6786 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
6788 (my_rev_post_order_compute): New function.
6789 (init_pre): Call it.
6791 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
6794 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
6795 decrease the cost of an IV candidate when the cost is infinite.
6797 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6799 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
6800 Use '3DNow!' for the extension of that name, ensure normal space
6802 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
6804 2010-03-03 Jeff Law <law@redhat.com>
6806 * PR middle-end/32693
6807 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
6808 than gen_rtx_SUBREG.
6809 (extract_bit_field_1): Likewise.
6811 2010-03-03 Janis Johnson <janis187@us.ibm.com>
6813 * doc/sourcebuild.texi (Test directives): Document that arguments
6814 include-opts and exclude-opts are now optional for dg-skip-if,
6815 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
6817 2010-03-03 Jason Merrill <jason@redhat.com>
6820 * cgraph.h (varpool_node): Add extra_name field.
6821 * varpool.c (varpool_extra_name_alias): New.
6822 (varpool_assemble_decl): Emit extra name aliases.
6823 (varpool_mark_needed_node): Look past an extra name alias.
6824 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
6825 * lto-streamer-in.c (lto_input_tree): Read it.
6826 * lto-streamer-out.c (output_unreferenced_globals): Write it.
6828 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
6830 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
6831 (sparc*-*-solaris2*): ...this.
6833 2010-03-03 Jakub Jelinek <jakub@redhat.com>
6836 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
6837 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
6838 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
6839 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
6842 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
6843 fallthrough to default handling, just with want_address 0 instead of 2.
6844 For single element lists, add_AT_loc directly, otherwise create an
6845 artificial variable DIE and stick location list to it.
6848 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
6849 (VAL_EXPR_HAS_REVERSE): Define.
6850 (reverse_op): New function.
6851 (add_stores): For reversible operations add an extra MO_VAL_USE.
6853 2010-03-02 Jason Merrill <jason@redhat.com>
6855 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
6857 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
6859 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
6860 (sparc64-*-linux*): Likewise.
6861 (sparc64-*-solaris2*): Include assembler files before linker ones.
6862 (sparc-*-solaris2*): Simplify and reorder to match previous case.
6863 * config/sparc/gas.h: Delete.
6864 * config/sparc/sol2-64.h: Add copyright notice.
6865 * config/sparc/sol2-gas-bi.h: Likewise.
6866 * config/sparc/sol2-gld.h: Likewise.
6867 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
6868 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
6869 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
6870 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
6871 (sparc_elf_asm_named_section): Rename into...
6872 (sparc_solaris_elf_asm_named_section): ...this. Always define.
6874 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
6876 * config/alpha/alpha.c (override_options): Fix -mtune error message.
6878 2010-03-02 Jeff Law <law@redhat.com>
6881 * reload1.c (rtx_p, substitute_stack): Declare.
6882 (substitute): Record addresses of changed rtxs.
6883 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
6884 Restore the original rtx when complete.
6885 (reload): Free subsitute_stack when complete.
6887 2010-03-02 Janis Johnson <janis187@us.ibm.com>
6889 * doc/gccint.texi (menu): Add Testsuites as a chapter.
6890 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
6892 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
6893 LTO Testing, gcov Testing, profopt Testing, compat Testing,
6894 Torture Tests): Change from subsection to section.
6896 2010-03-02 Jakub Jelinek <jakub@redhat.com>
6897 Steven Bosscher <steven@gcc.gnu.org>
6899 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
6902 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
6905 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
6906 the assignment from the new induction variable to the assignment
6907 of the value from the original loop PHI function.
6909 2010-03-01 Janis Johnson <janis187@us.ibm.com>
6910 Daniel Jacobowitz <dan@codesourcery.com>
6912 * doc/sourcebuild.texi (Test directives): Clarify options to
6915 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6917 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
6918 Disable cfi directives unless GCC and gas agree on using read-only
6919 .eh_frame sections for 64-bit.
6920 * configure: Regenerate.
6922 2010-03-01 Richard Guenther <rguenther@suse.de>
6924 PR tree-optimization/43220
6925 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
6926 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
6928 2010-03-01 Richard Guenther <rguenther@suse.de>
6929 Martin Jambor <mjambor@suse.cz>
6932 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
6933 gimplified parameters.
6935 2010-03-01 Christian Bruel <christian.bruel@st.com>
6937 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
6939 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
6941 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
6943 2010-03-01 Richard Guenther <rguenther@suse.de>
6946 * expr.c (expand_assignment): Use the alias-oracle to tell
6947 if the rhs aliases the result decl.
6949 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6952 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
6953 to sol_gt_pch_get_address.
6954 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
6955 64-bit, SPARC and x86.
6956 (sol_gt_pch_get_address): New function.
6958 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
6960 * toplev.h (inform_n, error_n): Declare.
6961 * diagnostic.c (inform_n, error_n): New function.
6963 2010-03-01 Jakub Jelinek <jakub@redhat.com>
6965 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
6966 has no rtl yet when processing local_decls, queue it and recheck
6967 if deferred stack allocation hasn't assigned it rtl.
6969 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6971 * config/sh/sh.c (unspec_bbr_uid): New.
6972 (gen_block_redirect): Use it instead of INSN_UID.
6973 (gen_far_branch): Likewise.
6975 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
6977 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
6978 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
6980 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6982 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
6983 (Warning Options): -Wno-conversion-null is valid for
6984 Objective-C++ as well.
6985 * doc/tm.texi (Named Address Spaces): Likewise.
6986 * doc/plugins.texi (Plugins): Replace TABs with spaces.
6987 * doc/tree-ssa.texi (Tree SSA): Likewise.
6989 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6992 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
6993 by default. Don't set the default arch for
6994 i[34567]86-*-darwin*|x86_64-*-darwin*.
6996 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
6999 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7000 default. Set the default 32bit/64bit archs with $with_arch
7001 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7003 2010-02-27 Richard Guenther <rguenther@suse.de>
7005 PR tree-optimization/43186
7006 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7007 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7008 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7009 unroller iterations.
7011 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7013 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7014 required and i[34567]86-*-* targets don't support 64bit ISA.
7016 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7019 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7022 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7024 * config.gcc: Set the default arch at least to Prescott for
7025 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7026 if SSE math is enabled.
7028 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7030 * diagnostic.c (diagnostic_initialize): Update.
7031 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7033 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7034 (diagnostic_inhibit_notes): New.
7035 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7037 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7040 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7041 * doc/standards.texi: Likewise.
7042 * doc/extend.texi: Likewise.
7043 * doc/trouble.texi: Likewise.
7044 * doc/cppopts.texi: Likewise.
7045 * doc/install.texi: Likewise.
7046 * c.opt (std=c90,std=gnu90): New options.
7047 * c-opts.c (c_common_handle_option): Handle them.
7049 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7052 * c-decl.c (undeclared_variable): Use an informative note.
7054 2010-02-26 Richard Guenther <rguenther@suse.de>
7056 PR tree-optimization/43186
7057 * gimple.h (gimple_fold): Remove.
7058 * gimple.c (gimple_fold): Remove. Inline into single user ...
7059 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7060 Try harder for conditions.
7062 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7065 * function.c (used_types_insert): Don't skip through named pointer
7066 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7067 and it is different from the main variant's type.
7069 2010-02-26 Nick Clifton <nickc@redhat.com>
7071 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7073 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7075 * config.gcc: Support --with-fpmath=sse for x86.
7077 * config/i386/ssemath.h: New.
7079 * doc/install.texi (--with-fpmath=sse): Documented.
7081 2010-02-26 Richard Guenther <rguenther@suse.de>
7083 PR tree-optimization/43188
7084 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7085 vector types of over-aligned element type.
7087 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7090 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7091 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7093 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7095 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7097 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7099 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7100 * var-tracking.c: Include diagnostic.h.
7101 (debug_dv): New function.
7102 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7105 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7106 (add_value_chain, add_value_chains, remove_value_chain,
7107 remove_value_chains): Handle DEBUG_EXPRs.
7108 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7111 * regcprop.c (struct queued_debug_insn_change): New type.
7112 (struct value_data_entry): Add debug_insn_changes field.
7113 (struct value_data): Add n_debug_insn_changes field.
7114 (debug_insn_changes_pool): New variable.
7115 (free_debug_insn_changes, apply_debug_insn_changes,
7116 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7117 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7118 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7120 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7122 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7123 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7124 changes, call cprop_find_used_regs via note_stores.
7125 (copyprop_hardreg_forward): When copying vd from predecessor
7126 which has any queued DEBUG_INSN changes, make sure the pointers are
7127 cleared. At the end call df_analyze and then if there are any
7128 DEBUG_INSN changes queued at the end of some basic block for still
7129 live registers, apply them.
7130 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7132 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7134 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7137 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7139 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7140 targets. Set the default with_cpu/with_arch from arch/cpu.
7141 Allow x86-64 and native for with_cpu/with_arch.
7143 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7145 * ebitmap.c: Change calls to verify_popcount with calls to
7146 sbitmap_verify_popcount.
7147 (ebitmap_clear_bit): Fixed map->cacheindex test and
7148 map>cache update when bit clearing results in an empty
7151 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7154 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7155 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7156 and support both V2DF and V2DI modes.
7157 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7158 support both V2DF and V2DI modes.
7159 (general): Delete trailing whitespace from a few patterns.
7161 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7162 V2DF/V2DI interleave high/low builtins.
7164 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7167 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7168 interleave high/low functions.
7170 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7172 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7173 #pragma extern_prefix.
7175 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7178 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7179 BLKmode, assert op0 is a MEM and just adjust its mode.
7182 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7183 if bitpos isn't multiple of mode's bitsize.
7185 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7187 * c.opt (-ftemplate-depth=): New.
7188 (-ftemplate-depth-): Deprecate.
7189 * optc-gen.awk: Handle -ftemplate-depth=.
7190 * opth-gen.awk: Likewise.
7191 * c-opts.c (c_common_handle_option): Likewise.
7192 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7194 2010-02-24 Jason Merrill <jason@redhat.com>
7196 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7198 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7200 * cfg.c (alloc_aux_for_block): Remove inline.
7201 (alloc_aux_for_edge): Likewise.
7203 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7205 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7207 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7209 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7210 * config/i386/sol2-gas.h: New file.
7211 * config.gcc (i[34567]86-*-solaris2*): Use it.
7213 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7216 * c-typeck.c (ep_convert_and_check): New.
7217 (build_conditional_expr): Use it.
7218 (build_binary_op): Likewise.
7220 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7222 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7225 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7226 bounds even for -O+.
7227 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7228 expr needs to have DECL_NAME set.
7230 2010-02-24 Nick Clifton <nickc@redhat.com>
7232 * config/mep/mep.c: Include gimple.h.
7233 (mep_function_uses_sp): Delete unused function.
7234 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7235 parameters. Use unsigned integers to count args. Return a
7236 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7238 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7241 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7242 greater or equal to nelt instead of 2 * nelt.
7243 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7246 2010-02-23 Jason Merrill <jason@redhat.com>
7249 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7250 in cfun->local_decls even if they have register types.
7253 * stor-layout.c (place_field): Don't warn about unnecessary
7254 DECL_PACKED if the type is packed.
7256 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7259 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7260 GOTOFF relocs, even when the base reg isn't pic pointer.
7262 2010-02-23 Michael Matz <matz@suse.de>
7265 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7266 (expand_gimple_basic_block): Generate and use debug temps if there
7267 are debug uses left after the last real use of TERed ssa names.
7268 Unlink debug immediate uses when they are expanded.
7270 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7273 * config/i386/i386.c (override_options): Reorganise to provide
7274 better error messages.
7276 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7279 * graphite-scop-detection.c (create_single_exit_edge): Move
7280 the call to find_single_exit_edge to....
7281 (create_sese_edges): ...here. Don't handle multiple edges
7282 exiting the function.
7283 (build_graphite_scops): Don't handle multiple edges
7284 exiting the function.
7286 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7289 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7290 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7292 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7295 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7297 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7300 * c-typeck.c (convert_arguments): Print declaration location.
7301 * c-common.c (validate_nargs): Rename as
7302 builtin_function_validate_nargs.
7303 (check_builtin_function_arguments): Update.
7305 2010-02-22 Richard Guenther <rguenther@suse.de>
7308 * tree-inline.c (declare_return_variable): Use the type of
7309 the call stmt lhs if available.
7311 2010-02-22 Duncan Sands <baldrick@free.fr>
7313 * passes.c (register_pass): Always consider all pass lists when
7314 ref_pass_instance_number is zero.
7316 2010-02-22 Richard Guenther <rguenther@suse.de>
7318 PR tree-optimization/42749
7319 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7320 parameter. Do arithmetic in the original type.
7321 (update_accumulator_with_ops): Likewise.
7322 (adjust_accumulator_values): Adjust.
7324 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7326 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7327 (QI to BLKmode splitter): New splitter.
7329 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7331 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7332 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7334 2010-02-22 Richard Guenther <rguenther@suse.de>
7336 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7338 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7340 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7341 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7342 ($(T)crti.o, $(T)crtn.o): Remove rules.
7344 2010-02-21 Tobias Burnus <burnus@net-b.de>
7347 * doc/invoke.texi (-fassociative-math): Document that this
7348 option is automatically enabled for Fortran.
7350 2010-02-20 David S. Miller <davem@davemloft.net>
7352 * configure.ac: Test if linker and assembler properly support
7353 GOTDATA_OP relocations.
7354 * configure: Rebuild.
7355 * config.in: Likewise.
7356 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7357 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7358 (movsi_high_pic): Likewise.
7359 (movdi_lo_sum_pic): Likewise.
7360 (movdi_high_pic): Likewise.
7361 (movsi_pic_gotdata_op): New pattern.
7362 (movdi_pic_gotdata_op): Likewise.
7363 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7364 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7366 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7369 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7370 attribute to ssemul.
7371 (xop_mulv2div2di3_high): Ditto.
7373 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7376 * c.opt (Wconversion-null): New option.
7377 * doc/invoke.texi (Wconversion-null): Document.
7379 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7381 * common.opt (Wlarger-than-): Add Undocumented.
7383 2010-02-19 Mike Stump <mikestump@comcast.net>
7385 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7387 2010-02-19 Jason Merrill <jason@redhat.com>
7390 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7391 * configure: Likewise.
7393 2010-02-20 Alan Modra <amodra@gmail.com>
7396 * cgraph.h (cgraph_make_decl_local): Declare.
7397 * cgraph.c (cgraph_make_decl_local): New function.
7398 (cgraph_make_node_local): Use it.
7399 * cgraphunit.c (cgraph_function_versioning): Likewise.
7400 * ipa.c (function_and_variable_visibility): Likewise.
7402 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7405 * except.c (sjlj_emit_function_enter): Don't call
7406 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7408 * rtl.h (add_reg_br_prob_note): Remove prototype.
7410 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7413 * c-common.c (conversion_warning): Remove widening conversions
7414 before checking the conversion of integers to reals.
7416 2010-02-19 Mike Stump <mikestump@comcast.net>
7419 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7422 * cgraphunit.c (process_function_and_variable_attributes): Check
7423 DECL_PRESERVE_P instead of looking up attribute "used".
7424 * ipa-pure-const.c (check_decl): Likewise.
7425 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7426 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7427 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7428 instead of attribute "used".
7429 * config/sol2-c.c (solaris_pragma_init): Likewise.
7430 (solaris_pragma_fini): Likewise.
7432 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7434 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7435 Use XCNEW instead of xcalloc.
7436 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7437 XNEW instead of xmalloc.
7438 (get_fields): Use XNEWVEC instead of xmalloc.
7441 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7442 populate vars array.
7443 (create_new_general_access): For debug stmts just reset value.
7444 (get_stmt_accesses): For accesses within debug stmts just record them
7445 using add_access_to_acc_sites instead of preventing the peeling or
7446 counting them as accesses.
7449 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7451 2010-02-19 Richard Guenther <rguenther@suse.de>
7453 PR tree-optimization/42916
7454 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7457 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7459 * configure.ac: Replace all uses of changequote in macro arguments
7460 with proper quoting.
7462 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7465 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7467 2010-02-19 Richard Guenther <rguenther@suse.de>
7469 PR tree-optimization/42944
7470 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7471 test for aliasing with errno.
7473 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7476 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7477 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7478 * dojump.c: Include output.h.
7479 (inv): New inline function.
7480 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7481 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7482 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7483 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7484 argument, pass it down to other calls.
7485 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7486 add REG_BR_PROB note to the conditional jump.
7487 * cfgexpand.c (add_reg_br_prob_note): Removed.
7488 (expand_gimple_cond): Don't call it, add the probability
7489 as last argument to jumpif_1/jumpifnot_1.
7490 * Makefile.in (dojump.o): Depend on output.h.
7491 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7493 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7494 * stmt.c (do_jump_if_equal): Likewise.
7495 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7496 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7497 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7499 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7500 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7501 jumpifnot_1 callers.
7502 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7504 (store_expr): Adjust jumpifnot caller.
7505 (store_constructor): Adjust jumpif caller.
7508 * gimplify.c (gimple_boolify): For __builtin_expect call
7509 gimple_boolify also on its first argument.
7511 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7513 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7515 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7516 * configure: Regenerated.
7518 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7520 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7521 lang_hooks.types_compatible_p instead of comptypes.
7523 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7525 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7526 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7527 if __prefer_thumb__ is defined.
7529 2010-02-18 Martin Jambor <mjambor@suse.cz>
7531 PR tree-optimization/43066
7532 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7533 array with zero-sized element type.
7535 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7537 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7538 rtx, allocate struct var_loc_node here and return it to the
7539 caller, and only if it is actually needed.
7540 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7541 move it earlier and return immediately if it returns NULL.
7543 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7545 * config/sparc/gas.h: New file. Restore
7546 TARGET_ASM_NAMED_SECTION to its ELF default.
7547 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7549 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7550 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7551 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7552 after sparc/sysv4.h.
7554 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7556 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7558 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7560 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7561 patterns from predicated pattern.
7563 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7566 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7567 for insn mnemonic suffix.
7569 2010-02-17 Richard Guenther <rguenther@suse.de>
7571 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7574 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7577 * caller-save.c (save_call_clobbered_regs): If BB ends with
7578 a DEBUG_INSN, move any notes in between last real insn and the last
7579 DEBUG_INSN after the last DEBUG_INSN.
7581 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7583 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7584 Fix return type. Fix argument type. Explain meaning of return value.
7586 2010-02-16 Richard Guenther <rguenther@suse.de>
7588 PR tree-optimization/41043
7589 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7590 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7592 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7594 2010-02-16 Ira Rosen <irar@il.ibm.com>
7596 PR tree-optimization/43074
7597 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7598 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7599 vectorizable cycles in hybrid SLP check.
7600 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7602 2010-02-16 Richard Guenther <rguenther@suse.de>
7604 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7605 (true_dependence): If memrefs_conflict_p computes must-alias
7606 trust it. Move TBAA check after offset-based disambiguation.
7607 (canon_true_dependence): Likewise.
7609 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7611 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7612 * doc/invoke.texi: Document it.
7613 * var-tracking.c: Include toplev.h and params.h.
7614 (vt_find_locations): Return bool indicating success. Compute
7615 hash sizes unconditionally. Check new parameter, report.
7616 (variable_tracking_main_1): Check vt_find_locations results and
7617 retry. Renamed from...
7618 (variable_tracking_main): ... this. New wrapper to preserve
7619 flag_var_tracking_assignments.
7620 * Makefile.in (var-tracking.o): Adjust dependencies.
7622 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7623 Jakub Jelinek <jakub@redhat.com>
7626 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7627 if weak_import attribute is present.
7628 * config/darwin.c (machopic_select_section): Likewise.
7630 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7632 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7633 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7634 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7635 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7637 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7640 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7643 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7644 Rewrite text to refer to the names.
7646 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7648 * config/i386/i386-builtin-types.def
7649 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
7650 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
7651 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
7652 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
7653 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
7654 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
7655 IX86_BUILTIN_VPERMIL2PS256.
7656 (MULTI_ARG_4_DF2_DI_I): Defined.
7657 (MULTI_ARG_4_DF2_DI_I1): Defined.
7658 (MULTI_ARG_4_SF2_SI_I): Defined.
7659 (MULTI_ARG_4_SF2_SI_I1): Defined.
7660 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
7661 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
7662 __builtin_ia32_vpermil2ps256.
7663 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7664 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7665 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
7666 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
7667 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
7668 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
7669 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
7670 CODE_FOR_xop_vpermil2v8sf3.
7671 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
7672 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
7673 * config/i386/xopintrin.h (_mm_permute2_pd): New.
7674 (_mm256_permute2_pd): New.
7675 (_mm_permute2_ps): New.
7676 (_mm256_permute2_ps): New.
7678 2010-02-15 Nick Clifton <nickc@redhat.com>
7680 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
7681 boolean parameters. Use emit_jump_insn when emitting a pop
7682 instruction containing a return insn.
7683 (push): Use 'true' rather than '1' as second parameter to F.
7684 (h8300_expand_prologue): Likewise.
7685 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
7686 (h8300_expand_epilogue): Likewise.
7688 2010-02-15 Richard Guenther <rguenther@suse.de>
7691 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
7694 2010-02-15 Nick Clifton <nickc@redhat.com>
7696 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
7699 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
7701 * intl.c (fake_ngettext): New function.
7702 * intl.h (fake_ngettext): Declare.
7703 (ngettext): Define macro.
7704 * collect2.c (notice_translated): New function.
7705 (main): Use notice_translated and ngettext.
7706 * collect2.h (notice_translated): Declare.
7708 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
7710 * reorg.c (delete_computation): Comment fixes.
7711 * caller-save.c (setup_save_areas): Idem.
7712 * sel-sched-dump.c (dump_lv_set): Idem.
7715 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7717 * config/s390/s390.c (s390_sched_init): New function.
7718 (TARGET_SCHED_INIT): Target hook defined.
7720 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
7721 Jack Howarth <howarth@bromo.med.uc.edu>
7722 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7725 Partial revert of unintended change in fix for PR41605.
7726 * config/darwin.h: Fix typo.
7727 * config/darwin9.h: Same.
7729 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7731 * c-pch.c (pch_init): Clear v.
7733 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7736 * graphite-scop-detection.c (graphite_can_represent_scev): Call
7737 graphite_can_represent_init for MULT_EXPR.
7739 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7743 * graphite-sese-to-poly.c (remove_phi): New.
7744 (translate_scalar_reduction_to_array): Call remove_phi.
7746 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7749 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
7750 * graphite-clast-to-gimple.h (gloog): Update declaration.
7751 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
7752 * graphite-poly.h (struct poly_bb): Add missing comments.
7753 (struct scop): Add poly_scop_p field.
7755 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
7756 * graphite.c (graphite_transform_loops): Build the polyhedral
7757 representation for each scop before code generation.
7758 * sese.c (rename_variables_in_operand): Removed.
7759 (rename_variables_in_expr): Return the renamed expression.
7760 (rename_sese_parameters): New.
7761 * sese.h (rename_sese_parameters): Declared.
7763 2010-02-11 Richard Guenther <rguenther@suse.de>
7765 PR tree-optimization/42998
7766 * tree-ssa-pre.c (create_expression_by_pieces): Treat
7767 POINTER_PLUS_EXPR properly.
7769 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
7770 Changpeng Fang <changpeng.fang@amd.com>
7773 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
7774 the cost of an IV candidate when the IV is used in a test against zero.
7776 * gcc.dg/tree-ssa/ivopts-3.c: New.
7778 2010-02-11 Richard Guenther <rguenther@suse.de>
7781 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
7782 pointer-vs-decl case by swapping refs. Handle some cases
7783 of pointer-vs-decl disambiguations more conservatively.
7784 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
7785 to false after expanding.
7787 2010-02-11 Richard Guenther <rguenther@suse.de>
7790 * gcc.c (process_command): Handle LTO file@offset case more
7793 2010-02-11 Jakub Jelinek <jakub@redhat.com>
7795 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
7796 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
7798 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
7800 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
7801 if MEM's mode size isn't DWARF2_ADDR_SIZE.
7802 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
7803 Optimize eq/ne comparisons when both arguments are known to be
7805 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
7806 Don't mask operands unnecessarily if they are known to be already
7809 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
7811 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
7814 2010-02-10 Richard Guenther <rguenther@suse.de>
7816 PR tree-optimization/43017
7817 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
7818 for wrapping signed arithmetic.
7820 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7823 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
7824 if no debug info should be emitted for it.
7826 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
7828 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
7829 note when flag_exceptions is set.
7831 2010-02-10 Duncan Sands <baldrick@free.fr>
7833 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
7835 2010-02-10 Richard Guenther <rguenther@suse.de>
7838 * tree.c (get_unwidened): Handle constants.
7839 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
7841 2010-02-10 Martin Jambor <mjambor@suse.cz>
7844 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
7845 check for variable argument counts independently.
7847 2010-02-10 Christian Bruel <christian.bruel@st.com>
7850 * config/sh/sh.c (find_barrier): Increase length for non delayed
7851 conditional branches.
7853 2010-02-10 Christian Bruel <christian.bruel@st.com>
7855 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
7857 2010-02-10 Jakub Jelinek <jakub@redhat.com>
7859 * builtins.c (set_builtin_user_assembler_name): Also handle
7860 ffs if int is smaller than word.
7862 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
7865 * ira-conflicts.c (get_dup): Remove.
7866 (process_reg_shuffles): Add new parameter. Use it as an
7867 additional guard for copy generation.
7868 (add_insn_allocno_copies): Rewrite.
7870 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
7872 * common.opt (fsched2-use-traces): Preserved for backward
7874 * doc/invoke.texi: Remove the documentation about option
7875 -fsched2-use-traces.
7876 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
7877 flag_sched2_use_traces.
7878 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
7879 the backward compatibility flag section.
7881 2010-02-09 Richard Guenther <rguenther@suse.de>
7883 PR tree-optimization/43008
7884 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
7885 make HEAP variables initialized from global memory if they
7886 are not known builtin functions.
7887 (find_func_aliases): Adjust.
7889 2010-02-09 Richard Guenther <rguenther@suse.de>
7891 PR tree-optimization/43000
7892 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
7893 arithmetic manually.
7895 2010-02-08 Jakub Jelinek <jakub@redhat.com>
7897 PR tree-optimization/42931
7898 * tree-loop-linear.c (try_interchange_loops): Don't call
7899 double_int_mul if estimated_loop_iterations failed.
7901 2010-02-08 Martin Jambor <mjambor@suse.cz>
7904 * tree-sra.c (build_accesses_from_assign): Do not mark in
7905 should_scalarize_away_bitmap if stmt has volatile ops.
7906 (sra_modify_assign): Do not process assigns piecemeal if if stmt
7909 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
7911 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
7913 2010-02-07 Adam Nemet <adambnmet@gmail.com>
7915 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
7918 2010-02-07 Andrew Pinski <pinskia@gmail.com>
7921 * df-core.c (df_finish_pass): Change type of saved_flags to int.
7923 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7926 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
7927 to unknown_dependence.
7928 (graphite_legal_transform_dr): Handle the unknown_dependence.
7929 (graphite_carried_dependence_level_k): Same.
7931 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
7933 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
7935 2010-02-07 Richard Guenther <rguenther@suse.de>
7938 * expr.c (get_inner_reference): Always initialize *pbitsize.
7940 2010-02-07 Richard Guenther <rguenther@suse.de>
7943 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
7944 new ARRAY_REFs on variable size element or minimal index arrays.
7946 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
7947 gimple_fold_indirect_ref.
7949 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
7952 * arm.c (arm_override_options): Just return if the user has specified
7953 an invalid fpu name.
7955 2010-02-03 Jason Merrill <jason@redhat.com>
7958 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
7959 i386_pe_maybe_record_exported_symbol.
7961 2010-02-05 Steve Ellcey <sje@cup.hp.com>
7964 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7965 (pa_delegitimize_address): New function.
7967 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
7969 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
7970 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
7972 2010-02-05 Richard Guenther <rguenther@suse.de>
7975 * lto-streamer-in.c (get_resolution): Deal with references
7976 to undefined functions.
7978 2010-02-05 Richard Guenther <rguenther@suse.de>
7980 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
7981 (fold_const_aggregate_ref): Likewise.
7982 (ccp_fold_stmt): Substitute loads.
7983 (maybe_fold_reference): Verify types before substituting.
7985 (fold_gimple_assign): Unshare properly.
7986 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
7988 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
7990 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
7991 for rs6000_gen_cell_microcode.
7993 2010-02-04 Richard Guenther <rguenther@suse.de>
7995 PR rtl-optimization/42952
7996 * dse.c (const_or_frame_p): Remove MEM handling.
7998 2010-02-04 Nick Clifton <nickc@redhat.com>
8000 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8001 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8002 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8003 (mn10300_asm_output_mi_thunk): New function.
8004 (mn10300_can_output_mu_thunk): New function.
8005 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8006 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8007 (FUNCTION_ARG): Delete incorrect comment.
8009 2010-02-03 Jason Merrill <jason@redhat.com>
8012 * fold-const.c (operand_equal_p): Handle erroneous types.
8014 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8016 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8018 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8020 PR rtl-optimization/42941
8021 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8024 2010-02-03 Jason Merrill <jason@redhat.com>
8027 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8029 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8032 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8033 (cselib_reset_table): Renamed from...
8034 (cselib_reset_table_with_next_value): ... this.
8035 (cselib_get_next_uid): Renamed from...
8036 (cselib_get_next_unknown_value): ... this.
8037 * cselib.c (next_uid): Renamed from...
8038 (next_unknown_value): ... this.
8039 (cselib_clear_table): Adjust.
8040 (cselib_reset_table): Adjust. Renamed from...
8041 (cselib_reset_table_with_next_value): ... this.
8042 (cselib_get_next_uid): Adjust. Renamed from...
8043 (cselib_get_next_unknown_value): ... this.
8044 (get_value_hash): Use hash.
8045 (cselib_hash_rtx): Likewise.
8046 (new_cselib_val): Adjust. Set and dump uid.
8047 (cselib_lookup_mem): Pass next_uid as hash.
8048 (cselib_subst_to_values): Likewise.
8049 (cselib_log_lookup): Dump uid.
8050 (cselib_lookup): Pass next_uid as hash. Adjust.
8051 (cselib_process_insn): Adjust.
8052 (cselib_init): Initialize next_uid.
8053 (cselib_finish): Adjust.
8054 (dump_cselib_table): Likewise.
8055 * dse.c (canon_address): Dump value uid.
8056 * print-rtl.c (print_rtx): Print value uid.
8057 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8059 (dv_uid): New function, sort of renamed from...
8060 (dv_htab_hash): ... this, reimplemented in terms of it and...
8061 (dv_uid2hash): ... this. New.
8062 (variable_htab_eq): Drop excess assertions.
8063 (tie_break_pointers): Removed.
8064 (canon_value_cmp): Compare uids.
8065 (variable_post_merge_New_vals): Print uids.
8066 (vt_add_function_parameters): Adjust.
8067 (vt_initialize): Reset table. Adjust.
8069 2010-02-03 Richard Guenther <rguenther@suse.de>
8071 PR tree-optimization/42944
8072 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8073 (call_may_clobber_ref_p_1): Likewise. Properly handle
8074 malloc and calloc clobbering errno.
8076 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8078 * doc/invoke.texi: Fix name of sched1 dump.
8080 * opts.c (decode_options): Set flag_tree_switch_conversion
8081 only conditionally on optimize >= 2.
8083 * gcse.c: Assorted comment fixes in pass description.
8085 2010-02-03 Anthony Green <green@moxielogic.com>
8087 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8088 nop padding in order to maintain alignment of storage location of
8089 target function address.
8090 (moxie_trampoline_init): Store target function address at newly
8092 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8094 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8096 2010-02-03 Richard Guenther <rguenther@suse.de>
8099 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8101 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8103 * config.gcc: Reenable check for obsolete targets.
8104 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8105 mips-sgi-irix6.[0-4]*.
8107 2010-02-02 Nick Clifton <nickc@redhat.com>
8109 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8110 constant size of 4 as being the same as 0.
8111 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8112 can take values in the range 0..4.
8114 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8117 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8118 as _darwin10_Unwind_FindEnclosingFunction().
8119 * libgcc-libsystem.ver: New.
8121 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8124 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8125 implicitly set registers.
8127 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8129 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8130 (arm_override_options): Allow automatic selection of the thread
8131 pointer register if thumb2.
8132 (legitimize_pic_address): Improve code sequences for Thumb2.
8133 (arm_call_tls_get_addr): Likewise.
8134 (legitimize_tls_address): Likewise.
8135 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8136 (pic_load_addr_32bit): ... this. New named pattern.
8137 * thumb2.md (pic_load_addr_thumb2): Delete.
8138 (pic_load_dot_plus_four): Delete.
8139 (tls_load_dot_plus_four): New named pattern.
8141 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8144 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8145 Document fix for TLS bug.
8147 2010-01-31 Richard Guenther <rguenther@suse.de>
8149 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8150 conservatively correct.
8152 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8156 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8158 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8160 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8162 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8164 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8166 * config.gcc: Adjust order of makefile fragments for mingw targets.
8168 2010-01-31 Richard Guenther <rguenther@suse.de>
8171 * gimplify.c (gimplify_init_constructor): For volatile LHS
8172 initialize a temporary.
8174 2010-01-31 Matthias Klose <doko@ubuntu.com>
8176 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8178 * configure: Regenerate.
8180 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8182 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8183 the same alias set and their sizes different constantness.
8184 (aliasing_component_refs_p): Revert 2009-10-24 change.
8186 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8188 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8191 2010-01-29 Richard Guenther <rguenther@suse.de>
8193 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8194 Assert we successfully updated the call.
8196 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8198 PR rtl-optimization/42889
8199 * df.h (df_set_bb_dirty_nonlr): New prototype.
8200 * df-core.c (df_set_bb_dirty_nonlr): New function.
8201 * df-scan.c (df_insn_rescan): Call it instead of
8202 df_set_bb_dirty for DEBUG_INSNs.
8204 2010-01-29 Richard Guenther <rguenther@suse.de>
8207 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8208 quadratic behavior in most cases.
8210 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8213 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8214 in the call to gen_x86_movsicc_0_m1.
8216 2010-01-28 Richard Guenther <rguenther@suse.de>
8218 PR tree-optimization/42871
8219 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8221 2010-01-28 Richard Guenther <rguenther@suse.de>
8223 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8224 into call arguments.
8226 2010-01-28 Richard Guenther <rguenther@suse.de>
8229 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8230 the forwarder if the destination is an EH landing pad.
8232 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8234 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8235 block list passed to gimple_duplicate_sese_tail.
8236 (parallelize_loops): Avoid parallelization when the function
8238 Avoid parallelization when the preheader is IRREDUCIBLE.
8239 Try to optimize when estimated_loop_iterations_int is unresolved.
8240 Add the loop's location to the dump file.
8241 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8242 (gimple_duplicate_sese_tail): Remove the check for the latch.
8243 Redirect nexits to the exit block.
8244 Remove handling of the incoming edges to the latch.
8245 Redirect the backedge from the copied latch to the exit bb.
8247 2010-01-28 Michael Matz <matz@suse.de>
8250 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8251 Wrap force_reg into a sequence, emit it before user.
8253 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8255 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8257 (arm_legacy_rev): Likewise.
8258 (thumb_legacy_rev): Likewise.
8260 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8262 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8263 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8264 on MEM's address failed, try avoid_constant_pool_reference and
8265 recurse if it returned something different.
8266 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8267 address, try avoid_constant_pool_reference and recurse if it
8268 returned something different.
8269 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8270 address and avoid_constant_pool_reference returned something
8271 different, don't set have_address.
8273 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8276 * var-tracking.c (val_store): Add modified argument, obey it.
8278 (count_uses): Move down logging of main.
8279 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8280 don't need resolution.
8281 (emit_notes_in_bb): Likewise.
8283 2010-01-27 Richard Guenther <rguenther@suse.de>
8286 * tree-inline.c (remap_decl): Delay remapping of SSA name
8287 default definitions until we need them.
8289 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8291 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8292 (rs6000_delegitimize_address): New function.
8294 * config/s390/s390.c (s390_delegitimize_address): Call
8295 delegitimize_mem_from_attrs.
8298 * tree-inline.c (cannot_copy_type_1): Removed.
8299 (copy_forbidden): Don't forbid copying of functions containing
8300 records/unions with variable length fields.
8302 2010-01-27 Christian Bruel <christian.bruel@st.com>
8306 * config/sh/sh.c (find_barrier): Increase length for non delayed
8307 conditional branches.
8309 2010-01-27 Matthias Klose <doko@ubuntu.com>
8311 * configure.ac (gnu-unique-object): Fix ldd version check.
8312 * configure: Regenerate.
8314 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8316 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8318 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8319 Test for HAVE_GNU_AS value.
8321 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8323 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8324 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8325 INT64_TYPE): Define.
8326 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8327 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8328 INT_LEAST64_TYPE): Define.
8329 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8330 UINT_LEAST64_TYPE): Define.
8331 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8332 INT_FAST64_TYPE): Define.
8333 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8334 UINT_FAST64_TYPE): Define.
8335 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8336 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8337 (SIG_ATOMIC_TYPE): Define.
8339 2010-01-26 Richard Guenther <rguenther@suse.de>
8341 * df-scan.c (df_scan_set_bb_info): Remove assert.
8342 (df_insn_rescan_debug_internal): Merge asserts.
8343 (df_install_ref): Likewise.
8344 (df_mark_reg): Use bitmap_set_range.
8345 (df_hard_reg_used_p): Remove assert.
8346 (df_hard_reg_used_count): Likewise.
8348 2010-01-26 Richard Guenther <rguenther@suse.de>
8350 PR rtl-optimization/42685
8351 * web.c (web_main): Ignore DEBUG_INSNs.
8353 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8355 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8357 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8358 Fix types of fndecl and arglist parameters.
8360 2010-01-26 Richard Guenther <rguenther@suse.de>
8363 * tree-eh.c (unsplit_eh): Skip debug insns.
8365 2010-01-26 Richard Guenther <rguenther@suse.de>
8367 PR tree-optimization/42250
8368 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8370 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8373 * omp-low.c (expand_omp_sections): Only use single_pred if
8374 l2_bb is single_pred_p.
8376 2010-01-25 Christian Bruel <christian.bruel@st.com>
8379 * config/sh/sh.c (find_barrier): Increase length for non delayed
8380 conditional branches.
8381 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8383 2010-01-24 David S. Miller <davem@davemloft.net>
8385 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8386 define if not using GAS.
8387 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8388 Likewise. Delete SECTION_MERGE code, which is only applicable
8391 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8394 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8395 mangling of va_list in system headers.
8397 2010-01-23 Toon Moene <toon@moene.org>
8399 * tree-predcom.c (combine_chains): Return NULL, not false.
8401 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8403 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8404 initialization of variable res to agree with return type.
8406 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8408 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8409 * tree-sra.c: Add include of expr.h.
8411 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8413 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8414 insert the debug stmt on the single non-EH edge from the stmt.
8416 2010-01-22 Richard Henderson <rth@redhat.com>
8419 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8420 the RHS until after generate_subtree_copies has insertted its
8421 code before the current statement.
8423 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8425 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8427 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8429 2010-01-21 Martin Jambor <mjambor@suse.cz>
8431 PR tree-optimization/42585
8432 * tree-sra.c (struct access): New field grp_total_scalarization.
8433 (dump_access): Dump the new field.
8434 (should_scalarize_away_bitmap): New variable.
8435 (cannot_scalarize_away_bitmap): Likewise.
8436 (sra_initialize): Allocate new bitmaps.
8437 (sra_deinitialize): Free new bitmaps.
8438 (create_access_1): New function.
8439 (create_access): Parts moved to create_access_1.
8440 (type_consists_of_records_p): New function.
8441 (completely_scalarize_record): Likewise.
8442 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8443 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8444 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8446 (analyze_all_variable_accesses): Completely scalarize small eligible
8449 2010-01-21 Martin Jambor <mjambor@suse.cz>
8451 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8453 2010-01-21 Andrew Haley <aph@redhat.com>
8455 * gcc.c (process_command): Move lang_specific_driver before
8456 setting cc_libexec_prefix.
8458 2010-01-21 Richard Guenther <rguenther@suse.de>
8461 * fold-const.c (negate_expr_p): Pretend only negative
8462 real constants are easily negatable.
8464 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8465 Jason Merrill <jason@redhat.com>
8467 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8468 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8469 * calls.c (initialize argument_information): Handle it.
8470 * c-common.c (handle_transparent_union_attribute): Use new name.
8471 * c-decl.c (finish_struct): Ditto.
8472 * c-typeck.c (type_lists_compatible_p): Ditto.
8473 (convert_for_assignment): Use new name and also handle record.
8474 * function.c (aggregate_value_p): Handle it.
8475 (pass_by_reference): Ditto.
8476 (assign_parm_data_types): Ditto.
8477 * print-tree.c (print_node): Ditto.
8478 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8479 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8480 * tree.c (first_field): New fn.
8482 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8485 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8486 even when linking statically, for now.
8488 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8491 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8492 without a cselib val.
8493 (count_uses): Accept MO_VAL_SET with no val on stores.
8494 (add_stores): Likewise.
8496 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8498 * var-tracking.c (check_value_val): Add a compile time assertion.
8499 (dv_is_decl_p): Simplify.
8500 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8501 gcc_assert if ENABLE_CHECKING.
8503 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8506 * var-tracking.c: Include tree-flow.h.
8507 (mem_dies_at_call): New.
8508 (dataflow_set_preserve_mem_locs): Use it.
8509 (dataflow_set_remove_mem_locs): Likewise.
8510 (dump_var): Renamed from dump_variable. Adjust all callers.
8511 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8512 * Makefile.in (var-tracking.o): Adjust deps.
8514 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8516 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8518 2010-01-20 Richard Guenther <rguenther@suse.de>
8520 PR tree-optimization/42717
8521 * tree-ssa-dce.c (get_live_post_dom): Remove.
8522 (forward_edge_to_pdom): Take an arbitrary edge to copy
8523 degenerate PHI args from.
8524 (remove_dead_stmt): Use the first post-dominator even if it
8525 does not contain live statements as redirection destination.
8527 2010-01-20 Richard Guenther <rguenther@suse.de>
8529 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8531 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8533 * sel-sched.c (create_speculation_check): Remove set but not used
8535 (try_transformation_cache): Remove set but not used variable ds.
8536 (calculate_privileged_insns): Remove set but not used variables
8537 cur_insn and min_spec_insn.
8538 (find_best_expr): Remove set but not used variable avail_n.
8539 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8541 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8543 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8544 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8547 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8550 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8551 cpu types. Add support for *-sse3 cpu types.
8552 (x86_64-*-*): Ditto.
8554 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8557 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8558 argument, call initializer_constant_valid_p_1 instead of
8559 initializer_constant_valid_p, pass CACHE to it, return NULL
8560 immediately if first call returns NULL.
8561 (initializer_constant_valid_p_1): New function.
8562 (initializer_constant_valid_p): Use it.
8564 2010-01-20 Thomas Quinot <quinot@adacore.com>
8566 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8568 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8570 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8571 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8572 (loc_list_from_tree): Don't handle unsigned division. Handle
8573 signed modulo using DW_OP_{over,over,div,mul,minus}.
8574 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8575 modulo instead of signed.
8577 2010-01-20 DJ Delorie <dj@redhat.com>
8579 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8581 (h8300_emit_stack_adjustment): Propogate it.
8583 (h8300_expand_prologue): Likewise.
8584 (h8300_expand_epilogue): Likewise.
8586 2010-01-19 Michael Matz <matz@suse.de>
8588 PR tree-optimization/41783
8589 * tree-data-ref.c (toplevel): Include flags.h.
8590 (dump_data_dependence_relation): Also dump the inputs if the
8591 result will be unknown.
8592 (split_constant_offset_1): Look through some conversions.
8593 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8594 the offset from last element is too large.
8595 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8596 (reassociate_to_the_same_stmt): Handle vector registers.
8597 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8599 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8600 wide_prolog_niters argument, emit widening instructions.
8601 (vect_do_peeling_for_alignment): Adjust caller, use widened
8602 variant of the iteration cound.
8603 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8605 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8608 * config/arm/neon-testgen.m (emit_automatics): New parameter
8609 features. Adjust for Fixed_return_reg feature.
8610 (test_intrinsic): Call emit_automatics with new feature.
8611 * config/arm/neon.ml: Update copyright years.
8612 (features): New Fixed_return_reg feature.
8613 (ops): Update feature for Vget_low.
8615 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8617 PR tree-optimization/42719
8618 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8622 * fwprop.c (all_uses_available_at): Return false if def_set dest
8623 is a REG that is used in def_insn.
8625 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8627 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8629 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8632 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8634 * target.h (struct gcc_target) <secondary_reload>: Change type
8635 of last argument to secondary_reload_info *.
8637 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8640 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8641 memory references with unaligned offsets. Remove CQImode handling.
8642 (unaligned_memory_operand): Return 1 for memory references with
8643 unaligned offsets. Remove CQImode handling.
8645 2010-01-18 Richard Guenther <rguenther@suse.de>
8648 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
8651 2010-01-18 Richard Guenther <rguenther@suse.de>
8653 PR tree-optimization/42781
8654 * tree-ssa-structalias.c (find_what_var_points_to): Skip
8655 restrict processing only if the original variable was artificial.
8657 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
8659 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
8660 find number of popped argument bytes.
8662 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
8663 Fix the text that describes the return value for invalid insns.
8665 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
8667 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
8668 Clarify what 'cost of the -dependence' is. Fix quoting.
8670 * toplev.c (default_get_pch_validity): Rename argument to "sz".
8671 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
8673 2010-01-17 Jakub Jelinek <jakub@redhat.com>
8675 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
8676 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
8678 2010-01-17 Richard Guenther <rguenther@suse.de>
8681 * function.c (split_complex_args): Take a VEC to modify.
8682 (assign_parms_augmented_arg_list): Build a VEC instead of
8683 a chain of PARM_DECLs.
8684 (assign_parms_unsplit_complex): Take a VEC of arguments.
8685 Do not fixup unmodified parms.
8686 (assign_parms): Deal with the VEC.
8687 (gimplify_parameters): Likewise.
8689 2010-01-17 Richard Guenther <rguenther@suse.de>
8691 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
8692 node existence check.
8693 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
8694 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
8695 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
8696 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
8697 (gimple_execute_on_growing_pred): Likewise.
8699 2010-01-17 Richard Guenther <rguenther@suse.de>
8701 PR tree-optimization/42773
8702 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
8703 (compute_antic_aux): Likewise.
8704 (compute_partial_antic_aux): Likewise.
8706 2010-01-17 Jie Zhang <jie.zhang@analog.com>
8709 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
8712 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
8714 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
8717 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
8718 Fix markup for strict argument.
8720 (TARGET_SCHED_REORDER2): Fix argument types.
8722 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
8723 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
8725 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
8726 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
8728 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
8731 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
8732 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
8733 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
8734 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
8735 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
8737 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
8739 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
8741 (TARGET_ASM_RELOC_RW_MASK): Add return type.
8742 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
8744 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
8746 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
8749 (TARGET_ASM_NAMED_SECTION): Fix argument list.
8751 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
8752 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
8754 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
8756 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
8758 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
8759 referring to it. Fix language.
8761 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
8763 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
8765 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
8767 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
8769 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
8770 '@var{stream}. Remove stray 'and'.
8772 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
8774 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
8776 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
8778 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
8779 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
8781 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
8782 Fix description of return value.
8783 Rename argument "sz" to "len."
8785 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
8786 Clarify meaning of 'true' return value.
8788 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
8790 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
8791 rep_mode versus mode_rep.
8793 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
8795 (TARGET_BUILTIN_DECL): Fix name.
8797 (TARGET_COMMUTATIVE_P): Fix type of first argument.
8799 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
8801 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
8803 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
8805 (TARGET_RELAXED_ORDERING): Use @deftypevr.
8807 (TARGET_GET_DRAP_RTX): Note that this is a hook.
8810 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
8811 Rename argument tm_fn to md_fn.
8813 (TARGET_OPTION_PRINT): Fix argument list.
8815 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
8818 * config/i386/i386.c (ix86_fixup_binary_operands):
8819 Revert FMA4 fixup of operands.
8821 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8824 * Makefile.in (write_entries_to_file, install-plugin):
8825 Use \012 instead of \n with tr.
8827 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
8829 * configure.ac (HAVE_AS_REF): New C macro.
8830 * configure: Regenerate.
8831 * config.in: Likewise.
8832 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
8834 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
8837 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
8839 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
8841 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
8843 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
8845 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
8847 (TARGET_IN_SMALL_DATA_P): Fix argument type.
8849 (TARGET_BINDS_LOCAL_P): Fix argument type.
8851 (TARGET_ASM_FILE_END): Use prototype.
8853 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
8855 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
8857 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
8859 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
8861 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
8862 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
8864 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
8865 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
8867 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
8868 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
8869 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
8870 (TARGET_ADDR_SPACE_CONVERT): Likewise.
8872 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
8874 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
8876 (TARGET_INIT_BUILTINS): Use prototype.
8878 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8879 Put 'const char *' in braces. Fix parameter types.
8880 (TARGET_INVALID_CONVERSION): Fix parameter types.
8881 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
8882 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
8884 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
8887 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
8889 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
8891 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
8893 * doc/tm.texi (TARGET_HELP): Fix return type.
8895 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
8896 in braces. Fix argument types.
8898 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
8900 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
8902 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
8904 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
8905 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
8907 (TARGET_MANGLE_TYPE): Fix argument types.
8909 (TARGET_IRA_COVER_CLASSES): Use prototype.
8911 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
8913 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
8915 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
8917 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
8919 (TARGET_CALLEE_COPIES): Fix argument types.
8921 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
8923 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
8925 (TARGET_FUNCTION_VALUE): Fix argument types.
8927 (TARGET_RETURN_IN_MSB): Fix argument type.
8929 (TARGET_RETURN_IN_MEMORY): Fix argument types.
8931 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
8933 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
8935 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
8936 agree with return type.
8938 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
8940 2010-01-15 Jing Yu <jingyu@google.com>
8942 PR rtl-optimization/42691
8943 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
8944 a pseudo to a constant and are merged, and adjust comments.
8946 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
8948 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
8950 2010-01-15 Richard Guenther <rguenther@suse.de>
8953 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
8954 labels of computed or non-local gotos to the destination.
8955 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
8956 landing pad label is the first label.
8958 2010-01-15 Richard Guenther <rguenther@suse.de>
8960 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
8962 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
8965 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
8966 to allow generation of the xssqrtdp instruction on power7.
8967 (sqrtdf2_fpr): Ditto.
8969 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8972 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
8973 functions with noreturn attribute.
8976 * varasm.c (declare_weak): Add weak attribute to decl if it
8977 doesn't have one already.
8978 (assemble_external): Only add decls to weak_decls if they also
8979 have weak attribute.
8981 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
8983 * var-tracking.c (var_reg_delete): Don't delete the association
8984 between REGs and values or one-part variables if the register
8987 2010-01-14 Jakub Jelinek <jakub@redhat.com>
8990 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
8991 because its first operand is a non-localized variable.
8993 2010-01-14 Martin Jambor <mjambor@suse.cz>
8995 PR tree-optimization/42706
8996 * tree-sra.c (encountered_recursive_call): New variable.
8997 (encountered_unchangable_recursive_call): Likewise.
8998 (sra_initialize): Initialize both new variables.
8999 (callsite_has_enough_arguments_p): New function.
9000 (scan_function): Call decl and flags check only for IPA-SRA, check
9001 whether there is a recursive call and whether it has enough arguments.
9002 (all_callers_have_enough_arguments_p): New function.
9003 (convert_callers): Look for recursive calls only when
9004 encountered_recursive_call is set.
9005 (ipa_early_sra): Bail out either if
9006 !all_callers_have_enough_arguments_p or
9007 encountered_unchangable_recursive_call.
9009 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9011 * sel-sched.c: Add 2010 to copyright years.
9012 * sel-sched-ir.c: Likewise.
9013 * sel-sched-ir.h: Likewise.
9015 2010-01-14 Martin Jambor <mjambor@suse.cz>
9017 PR tree-optimization/42714
9018 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9019 constructors specially.
9021 2010-01-14 Andi Kleen <ak@linux.intel.com>
9023 * config/i386/drivers-i386.c (detect_caches_intel):
9024 Add l2sizekb parameter and fill in.
9025 (host_detect_local_cpu): Add l2sizekb, fill in.
9026 Add Atom small cache heuristic.
9028 2010-01-14 Andi Kleen <ak@linux.intel.com>
9030 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9031 Add level3 parameter and fill in.
9032 (detect_caches_intel): Handle level3 cache.
9034 2010-01-14 Andi Kleen <ak@linux.intel.com>
9036 * config/i386/drivers-i386.c (host_detect_local_cpu):
9037 Fix core duo detection.
9039 2010-01-14 Andi Kleen <ak@linux.intel.com>
9041 * config/i386/drivers-i386.c (host_detect_local_cpu):
9044 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9046 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9047 (rs6000_variable_issue_1): this. Use...
9048 (rs6000_variable_issue): here. Reimplement. Print debug info.
9050 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9052 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9053 sel_restore_notes. Update all callers. Call reemit_notes
9056 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9058 PR rtl-optimization/42246
9059 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9062 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9064 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9065 all successors is the same as number of successors in current region.
9067 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9069 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9070 to rename is not separable. Otherwise check that its LHS is not NULL.
9072 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9074 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9076 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9078 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9079 available registers when failed to discover LHS register class.
9080 Fix indentation. Update comment.
9082 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9083 Alexander Monakov <amonakov@ispras.ru>
9085 PR rtl-optimization/42389
9086 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9088 (advance_state_on_fence): Likewise.
9089 (sel_target_adjust_priority): Print debug output only when
9090 sched_verbose >= 4, not 2.
9091 (get_expr_cost): Do not issue all unique insns on the next cycle.
9092 (fill_insns): Initialize can_issue_more from the value saved
9094 * sel-sched-ir.c (flist_add): New parameter issue_more.
9095 Init FENCE_ISSUE_MORE with it.
9096 (merge_fences): Likewise.
9097 (init_fences): Update call to flist_add.
9098 (add_to_fences, add_clean_fence_to_fences)
9099 (add_dirty_fence_to_fences): Likewise.
9100 (move_fence_to_fences): Update call to merge_fences.
9101 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9103 * sel-sched-ir.h (struct _fence): New field issue_more.
9104 (FENCE_ISSUE_MORE): New accessor macro.
9106 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9108 PR rtl-optimization/42388
9109 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9110 that have no predecessors nor successors. Do not call move_bb_info
9111 for empty blocks outside of current region.
9113 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9115 PR rtl-optimization/42294
9116 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9117 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9118 originators' originators.
9120 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9122 PR rtl-optimization/39453
9123 PR rtl-optimization/42246
9124 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9126 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9128 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9129 Alexander Monakov <amonakov@ispras.ru>
9132 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9133 (maybe_tidy_empty_bb): ... here. Make static. Add new
9134 argument. Update all callers.
9135 (tidy_control_flow): ... and here. Recompute topological order
9136 of basic blocks in region if necessary.
9137 (sel_redirect_edge_and_branch): Change return type. Return true
9138 if topological order might have been invalidated.
9139 (purge_empty_blocks): Export and move from...
9140 * sel-sched.c (purge_empty_blocks): ... here.
9141 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9142 (maybe_tidy_empty_bb): Delete prototype.
9143 (purge_empty_blocks): Declare.
9145 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9147 PR rtl-optimization/42249
9148 * sel-sched.c (try_replace_dest_reg): When chosen register
9149 and original register is the same, do not bail out early, but
9150 still check all original insns for validity of replacing destination
9151 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9154 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9157 Port from no-undefined-overflow branch:
9158 2009-03-09 Richard Guenther <rguenther@suse.de>
9160 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9162 2010-01-14 Richard Guenther <rguenther@suse.de>
9165 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9167 2010-01-14 Ira Rosen <irar@il.ibm.com>
9169 PR tree-optimization/42709
9170 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9171 as scalar type in creation of constant vector operand.
9173 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9176 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9177 (check-parallel-%): Match `testsuite' directory component only
9180 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9182 PR translation/39521
9183 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9186 2010-01-13 Richard Guenther <rguenther@suse.de>
9188 PR tree-optimization/42730
9189 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9192 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9195 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9196 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9199 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9201 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9202 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9203 ___umulsi3_highpart.
9205 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9206 rather than schedule_insns if the pass is enabled.
9208 2010-01-13 Martin Jambor <mjambor@suse.cz>
9210 PR tree-optimization/42704
9211 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9214 2010-01-13 Martin Jambor <mjambor@suse.cz>
9216 PR tree-optimization/42703
9217 * tree-sra.c (analyze_access_subtree): Check that we can build a
9218 reference to the original data within the aggregate.
9220 2010-01-13 Richard Guenther <rguenther@suse.de>
9222 PR tree-optimization/42705
9223 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9225 2010-01-13 Richard Guenther <rguenther@suse.de>
9228 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9230 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9233 * var-tracking.c (values_to_unmark): New variable.
9234 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9235 values_to_unmark vector. Moved body to...
9236 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9237 instead queue it into values_to_unmark vector.
9238 (vt_find_locations): Free values_to_unmark vector.
9240 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9242 * config/s390/s390.c (override_options): Set
9243 default of max-pending-list-length to 256
9245 2010-01-13 Richard Guenther <rguenther@suse.de>
9248 * tree-pass.h (PROP_gimple_lcx): New.
9249 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9250 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9251 before the final cleanup_eh.
9252 (dump_properties): Dump PROP_gimple_lcx.
9253 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9254 (tree_lower_complex_O0): Remove.
9255 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9256 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9257 tree_lower_complex, schedule TODO_update_ssa.
9258 * lto-streamer-out.c (output_function): Stream the functions
9260 * lto-streamer-in.c (input_function): Likewise.
9261 (lto_read_body): Do not override them here.
9263 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9266 * c-typeck.c (build_c_cast): Fold value cast to union type before
9267 wrapping it in a CONSTRUCTOR.
9269 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9271 PR rtl-optimization/42699
9272 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9275 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9277 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9278 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9279 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9280 SUBTARGET_WARN_UNUSED_SPEC): ... here
9281 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9283 2010-01-12 Julian Brown <julian@codesourcery.com>
9285 * config/arm/neon-schedgen.ml (Utils): Don't try to
9286 open missing module.
9287 (find_with_result): New.
9289 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9292 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9293 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9295 PR tree-optimization/42645
9296 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9297 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9298 decl_map, set processing_debug_stmt to -1 and return name without
9301 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9303 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9304 binutils version, and reword target configuration description.
9306 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9308 * config/avr/avr.h (LINKER_NAME): Remove.
9310 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9313 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9314 that support VSX, warn for -mno-altivec if vsx is not disabled,
9317 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9318 Shujing Zhao <pearly.zhao@oracle.com>
9320 PR translation/42469
9321 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9322 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9323 character between option name and help text.
9324 * c.opt (imultilib): Likewise.
9326 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9328 * lto-streamer-out.c (output_unreferenced_globals): Output static
9331 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9333 PR rtl-optimization/42621
9334 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9335 optimizing for size.
9336 (duplicate_computed_gotos): Remove now-redundant check.
9338 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9341 * configure.ac: Save and restore LDFLAGS and LIBS
9342 * configure: Regenerate.
9344 2010-01-10 Richard Guenther <rguenther@suse.de>
9347 * builtins.c (fold_builtin_strlen): Add type argument and
9348 convert the resulting length to it.
9349 (fold_builtin_1): Adjust.
9351 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9353 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9354 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9356 (num_insns_constant_wide): Adjust for that change.
9358 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9361 * web.c (union_defs): Add used argument, to combine uses of
9363 (entry_register): Adjust type and tests of used argument.
9364 (web_main): Widen used for new use. Pass it to union_defs.
9365 * df.h (union_defs): Adjust prototype.
9367 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9370 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9371 uses in new incoming argument. Free body.
9372 (reset_debug_uses_in_loop): New.
9373 (analyze_insn_to_expand_var): Call the latter if the former found
9374 anything. Fix whitespace. Reject invalid dest overlaps before
9375 going through all insns in the loop.
9377 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9380 * haifa-sched.c (dying_use_p): Debug insns don't count.
9382 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9385 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9386 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9387 (verify_gimple_call): Reject LHS in noreturn calls.
9389 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9393 * tree-vect-loop-manip.c (adjust_info): New type.
9394 (adjust_vec): New pointer to vector.
9395 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9396 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9397 (slpeel_update_phis_for_duplicate_loop): Use them.
9398 (slpeel_update_phi_nodes_for_guard1): Likewise.
9399 (slpeel_update_phi_nodes_for_guard2): Likewise.
9400 (slpeel_tree_peel_loop_to_edge): Likewise.
9401 (vect_update_ivs_after_vectorizer): Likewise.
9403 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9405 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9406 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9408 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9410 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9411 bogus uninitialized warning.
9413 2010-01-09 Richard Guenther <rguenther@suse.de>
9416 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9417 the evolution is compatible with the initial condition.
9419 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9421 * gcc.c (process_command): Update copyright notice dates.
9422 * gcov.c (print_version): Likewise.
9423 * gcov-dump.c (print_version): Likewise.
9424 * mips-tfile.c (main): Likewise.
9425 * mips-tdump.c (main): Likewise.
9427 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9430 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9432 (rotlhi3_8): Delete.
9434 (rotlsi3_8): Delete.
9435 (rotlsi3_16): Delete.
9436 (rotlsi3_24): Delete.
9438 (*rotw<mode>3): New.
9439 (*rotb<mode>3): New.
9440 * config/avr/avr.c (avr_rotate_bytes): New function.
9441 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9443 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9446 * configure.ac: Modify -rdynamic check.
9447 * configure: Regenerate.
9449 2010-01-08 DJ Delorie <dj@redhat.com>
9451 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9452 register popping order.
9454 2010-01-08 Richard Guenther <rguenther@suse.de>
9457 * c.opt (fsigned-char): Also let LTO handle this option.
9458 (funsigned-char): Likewise.
9460 2010-01-07 Richard Guenther <rguenther@suse.de>
9462 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9463 (gimple_op): Likewise.
9464 (gimple_op_ptr): Likewise.
9465 (gimple_assign_set_lhs): Remove gcc_assert.
9466 (gimple_assign_set_rhs1): Likewise.
9467 (gimple_assign_set_rhs2): Likewise.
9468 (gimple_call_set_lhs): Likewise.
9469 (gimple_call_set_fn): Likewise.
9470 (gimple_call_set_fndecl): Likewise.
9471 (gimple_call_fndecl): Likewise.
9472 (gimple_call_return_type): Likewise.
9473 (gimple_call_set_chain): Likewise.
9474 (gimple_call_num_args): Likewise.
9475 (gimple_call_set_arg): Likewise.
9476 (gimple_cond_set_code): Likewise.
9477 (gimple_cond_set_lhs): Likewise.
9478 (gimple_cond_set_rhs): Likewise.
9479 (gimple_cond_set_true_label): Likewise.
9480 (gimple_cond_set_false_label): Likewise.
9481 (gimple_label_set_label): Likewise.
9482 (gimple_goto_set_dest): Likewise.
9483 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9484 (gimple_debug_bind_get_value): Likewise.
9485 (gimple_debug_bind_get_value_ptr): Likewise.
9486 (gimple_debug_bind_set_var): Likewise.
9487 (gimple_debug_bind_set_value): Likewise.
9488 (gimple_debug_bind_reset_value): Likewise.
9489 (gimple_debug_bind_has_value_p): Likewise.
9490 (gimple_return_retval_ptr): Remove gcc_assert.
9491 (gimple_return_retval): Likewise.
9492 (gimple_return_set_retval): Likewise.
9493 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9494 (safe_referenced_var_iterator): Remove.
9495 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9496 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9497 (fill_referenced_var_vec): Remove.
9498 (first_readonly_imm_use): Remove redundant gcc_assert.
9499 (phi_arg_index_from_use): Combine gcc_asserts.
9500 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9501 (first_imm_use_stmt): Remove redundant gcc_assert.
9502 * tree-cfg.c (verify_gimple_call): Verify function and chain
9503 operands. Verify arguments.
9504 (verify_types_in_gimple_stmt): Verify condition code and labels.
9506 2010-01-07 Richard Guenther <rguenther@suse.de>
9508 PR tree-optimization/42641
9509 * sese.c (rename_map_elt_info): Use the SSA name version, do
9512 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9514 PR tree-optimization/42625
9515 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9516 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9518 2010-01-07 Duncan Sands <baldrick@free.fr>
9520 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9522 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9525 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9526 note itself is not function_invariant_p.
9528 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9530 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9531 Do not add the DF_NOTE problem.
9532 * store-motion.c (execute_rtl_store_motion): Likewise.
9534 2010-01-07 Martin Jambor <mjambor@suse.cz>
9536 PR tree-optimization/42157
9537 * tree-sra.c (compare_access_positions): Stabilize sort if both
9538 accesses have integer types, return zero immediately if they are the
9541 2010-01-06 Richard Henderson <rth@redhat.com>
9544 * haifa-sched.c (add_to_note_list): Merge into ...
9545 (concat_note_lists): ... here, and ...
9546 (unlink_other_notes, rm_other_notes): Merge into...
9547 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9548 NOTE_INSN_EPILOGUE_BEG.
9550 2010-01-06 Richard Guenther <rguenther@suse.de>
9552 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9553 not inline regular functions into always-inline functions.
9555 2010-01-06 Nick Clifton <nickc@redhat.com>
9557 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9558 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9560 (OVERRIDE_OPTIONS): Delete.
9561 (OPTIMIZATION_OPTIONS): Define.
9562 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9563 * config/rx/rx.c (rx_handle_option): Issue an error message if
9564 -mcpu=rx200 and -fpu are used together.
9565 (rx_set_optimization_options): New function. Issue an error
9566 message if an optimization attribute attempts to reset the FPU/
9567 math optimization pairing.
9568 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9569 * config/rx/rx.opt: Set the default to 32-bit doubles.
9570 * config/rx/t-rx: Add multilibs for -nofpu option.
9571 * doc/invoke.texi: Update documentation of RX options.
9573 2010-01-06 Richard Guenther <rguenther@suse.de>
9575 * tree-ssa-pre.c (name_to_id): New global.
9576 (alloc_expression_id): Simplify SSA name handling.
9577 (lookup_expression_id): Likewise.
9578 (init_pre): Zero name_to_id.
9579 (fini_pre): Free it.
9581 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9583 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9585 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9588 * config/i386/sse.md (smaxv2di3): New.
9589 (umaxv2di3): Likewise.
9590 (sminv2di3): Likewise.
9591 (uminv2di3): Likewise.
9593 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9596 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9597 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9598 (legitimize_tls_address): Likewise.
9599 (sparc_tls_referenced_p): Likewise.
9600 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9601 and adjust calls to legitimize_pic_address.
9602 (legitimate_constant_p) Use sparc_tls_referenced_p.
9603 (legitimate_pic_operand_p): Likewise.
9604 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9605 (sparc_tls_symbol_ref_1): Delete.
9606 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9607 (legitimize_tls_address): Make static, handle CONST patterns.
9608 (legitimize_pic_address): Make static, remove unused parameter and
9609 adjust recursive calls.
9610 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9611 and adjust call to legitimize_pic_address.
9612 (sparc_output_mi_thunk): Likewise.
9614 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9615 H.J. Lu <hongjiu.lu@intel.com>
9618 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9619 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9620 operands to make them signed.
9623 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9626 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9627 GTU to GT for V4SI and V2DI.
9629 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9630 (umin<mode>3): Removed.
9632 (uminv4si3): Likewise.
9634 2010-01-05 Martin Jambor <mjambor@suse.cz>
9636 PR tree-optimization/42462
9637 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9638 current_function_decl to helper functions and macros.
9640 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9643 * flags.h: Don't include real.h.
9644 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9645 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9646 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9647 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9648 * dominance.c: Update copyright.
9649 * gimple.c (walk_gimple_op): Remove inline.
9650 * tree-ssa-reassoc.c: Include real.h.
9651 * Makefile.in (FLAGS_H): Remove $(REAL_H).
9652 (tree-ssa-reassoc.o): Depend on $(REAL_H).
9654 2010-01-05 Nick Clifton <nickc@redhat.com>
9656 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
9657 register to push into the stack frame when the accumulator has to
9658 be saved during interrupts.
9660 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
9662 * doc/invoke.texi: Remove the documentation about option
9664 * common.opt (Wunreachable-code): Preserved for backward
9666 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
9667 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
9668 the backward compatibility flag section.
9670 2010-01-05 Richard Guenther <rguenther@suse.de>
9672 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
9674 2010-01-05 Jakub Jelinek <jakub@redhat.com>
9677 * cfgexpand.c (expand_one_var): Diagnose too large variables.
9679 PR tree-optimization/42508
9680 * tree-sra.c (convert_callers): Check for recursive call
9681 by comparing cgraph nodes instead of decls.
9682 (modify_function): Call ipa_modify_formal_parameters also
9683 on all same_body aliases.
9685 * cgraphunit.c (cgraph_materialize_all_clones): Compare
9686 cgraph nodes when checking for same_body aliases.
9688 2010-01-05 Richard Guenther <rguenther@suse.de>
9690 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
9691 allocation and lookup.
9692 (get_or_alloc_expr_for_constant): Likewise.
9693 (phi_translate): Sink allocation.
9695 2010-01-04 Richard Guenther <rguenther@suse.de>
9697 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
9698 a new entry only if needed.
9699 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
9700 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
9702 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
9704 (phi_translate): Handle CONSTANTs early.
9706 2010-01-04 Martin Jambor <mjambor@suse.cz>
9708 PR tree-optimization/42398
9709 * tree-sra.c (struct access): Removed flag grp_different_types.
9710 (dump_access): Do not dump the removed flag.
9711 (sort_and_splice_var_accesses): Do not set the removed flag.
9712 (sra_modify_expr): Check for type compatibility directly.
9714 2010-01-04 Martin Jambor <mjambor@suse.cz>
9716 PR tree-optimization/42366
9717 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
9718 edges with variable number of parameters.
9719 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
9720 flag instead of asserting it.
9721 (ipa_read_node_info): Read uses_analysis_done flag.
9723 2010-01-04 Richard Guenther <rguenther@suse.de>
9725 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
9726 iterative_hash_* as intended.
9727 (vn_reference_compute_hash): Likewise. Simplify hashing
9729 (vn_reference_lookup_2): Likewise.
9730 (vn_nary_op_compute_hash): Likewise.
9731 (vn_phi_compute_hash): Likewise.
9732 (expressions_equal_p): Remove strange code.
9733 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
9734 (pre_expr_hash): Likewise. Simplify hashing SSA names.
9735 (bitmap_insert_into_set_1): Take value-id as parameter.
9736 (add_to_value): Pass it.
9737 (bitmap_insert_into_set): Likewise.
9738 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
9740 2010-01-04 Jakub Jelinek <jakub@redhat.com>
9743 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
9744 (do_self_spec): For switches with SWITCH_IGNORE set set also
9745 SWITCH_IGNORE_PERMANENTLY.
9746 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
9749 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
9751 * lto-streamer-out.c (output_unreferenced_globals): Output the full
9752 tree of an unreferenced global var.
9754 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9757 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9758 GTU to GT for V4SI and V2DI.
9760 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9761 (umin<mode>3): Removed.
9763 (uminv4si3): Likewise.
9765 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9768 * collect2.c (main): Turn on trace in collect2 if -v is passed
9771 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
9773 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
9774 description of expression operand.
9776 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
9778 * configure.ac: Add install-html to target_list for Make-hooks.
9779 * configure: Regenerate.
9780 * fortran/Make-lang.in (F95_HTMLFILES): New.
9781 (fortran.html): Use it.
9782 (fortran.install-html): New.
9783 * Makefile.in (install-html): Add lang.install-html.
9784 * java/Make-lang.in (JAVA_HTMLFILES): New.
9785 (java.html): Use it.
9786 (java.install-html): New.
9787 * objc/Make-lang.in (objc.install-html): New.
9788 * objcp/Make-lang.in (obj-c++.install-html): New.
9789 * cp/Make-lang.in (c++.install-html): New.
9790 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
9791 * lto/Make-lang.in (lto.install-html): New.
9793 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9796 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
9798 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
9800 PR rtl-optimization/41862
9801 * store-motion.c (store_killed_in_insn, compute_store_table,
9802 remove_reachable_equiv_notes, replace_store_insn,
9803 build_store_vectors): Ignore all DEBUG_INSNs.
9805 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
9808 * common.opt: Add dumpdir.
9810 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
9812 (option_map): Add --dumpdir.
9814 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
9816 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
9818 * opts.c (decode_options): Try dump_dir_name first if
9819 dump_base_name isn't an absolute path.
9820 (common_handle_option): Handle OPT_dumpdir.
9822 * toplev.c (dump_dir_name): New.
9823 (print_switch_values): Also ignore -dumpdir.
9825 * toplev.h (dump_dir_name): New.
9827 2010-01-03 Richard Guenther <rguenther@suse.de>
9829 PR tree-optimization/42589
9830 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
9831 double-word expansion of bswap32.
9833 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
9835 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
9836 with BLOCK_FOR_INSN.
9837 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
9838 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
9839 noce_process_if_block): Likewise.
9840 * gcse.c (compute_local_properties, insert_expr_in_table,
9841 insert_set_in_table, canon_list_insert, find_avail_set,
9842 pre_insert_copy_insn): Likewise.
9844 * basic-block.h (BLOCK_NUM): Move from here...
9845 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
9847 2010-01-03 Richard Guenther <rguenther@suse.de>
9849 PR tree-optimization/42438
9850 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
9851 contains_may_not_return_call flag.
9852 (BB_MAY_NOTRETURN): New.
9853 (valid_in_sets): Trapping nary operations are not valid
9854 in blocks that may not return.
9855 (insert_into_preds_of_block): Remove check for trapping expressions.
9856 (compute_avail): Compute also BB_MAY_NOTRETURN.
9858 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9860 * doc/invoke.texi: Add 2010 to copyright years.
9862 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
9864 * config/sparc/sparc.c: Fix formatting nits.
9866 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9867 Alexander Monakov <amonakov@ispras.ru>
9869 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
9871 2010-01-02 Richard Guenther <rguenther@suse.de>
9874 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
9875 (simplify_switch_using_ranges): Mark to be removed edges
9878 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9880 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
9882 * collect2.c (scan_libraries): Add missing argument in call to
9885 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
9888 * config/alpha/predicates.md (aligned_memory_operand): Return false
9890 (unaligned_memory_operand): Return true for CQImode.
9891 * config/alpha/alpha.c (get_aligned_mem): Assert that location
9892 doesn not cross aligned SImode word boundary.
9894 2010-01-02 Anatoly Sokolov <aesok@post.ru>
9896 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
9898 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
9899 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
9901 2010-01-02 Richard Guenther <rguenther@suse.de>
9904 * toplev.c (compile_file): Emit LTO marker properly. Change
9906 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
9908 2010-01-01 Richard Guenther <rguenther@suse.de>
9911 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
9913 2010-01-01 Richard Guenther <rguenther@suse.de>
9916 * c-decl.c (grokdeclarator): For zero-size arrays force
9917 structural equality checks as layout_type does.
9919 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9921 * builtins.c: Update copyright to 2010.
9923 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
9926 * lto-streamer-out.c (produce_asm): Revert the last change.
9927 (copy_function): Likewise.
9929 * lto-streamer.c (lto_get_section_name): Skip any leading
9932 2010-01-01 Richard Guenther <rguenther@suse.de>
9935 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
9939 Copyright (C) 2010 Free Software Foundation, Inc.
9941 Copying and distribution of this file, with or without modification,
9942 are permitted in any medium without royalty provided the copyright
9943 notice and this notice are preserved.