1 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
4 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
5 settings for 16-bit-constant "addo" alternative.
7 2010-05-19 James E. Wilson <wilson@codesourcery.com>
9 * config/mips/mips-dsp.md (add<DSPV:mode>3,
10 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
13 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
14 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
17 2010-05-19 Joseph Myers <joseph@codesourcery.com>
19 * diagnostic.c (FLOAT, FFS): Don't undefine.
20 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
21 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
24 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
26 * combine.c (propagate_for_debug): Call make_compound_operation
28 (try_combine): When implementing a split chosen by find_split_point,
29 either copy i2src or set it to null. Assert that i2src is not null
30 before substituting into CALL_INSN_FUNCTION_USAGE.
32 2010-05-19 Anatoly Sokolov <aesok@post.ru>
34 * double-int.h (double_int_ior): New function.
35 * tree.h (build_int_cst_wide_type): Remove.
36 * tree.c (build_int_cst_wide_type): Remove.
37 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
38 of build_int_cst_wide_type.
39 * stor-layout.c (set_sizetype): (Ditto.).
40 * dojump.c (do_jump): Use build_int_cstu instead of
41 build_int_cst_wide_type.
43 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
45 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
46 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
47 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
48 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
49 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
50 propagate the 'data' argument to copy_tree_r.
51 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
52 Propagate 'data' argument to walk_tree.
53 (copy_if_shared): New function.
54 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
55 (unmark_visited): New function.
56 (unshare_body): Call copy_if_shared instead of doing it manually.
57 (unvisit_body): Call unmark_visited instead of doing it manually.
59 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
61 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
62 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
64 * target-def.h (TARGET_FOLD_BUILTIN): Define to
65 hook_tree_tree_int_treep_bool_null.
66 * target.h: (struct gcc_target): Update signature of fold_builtin
68 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
69 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
70 instead of the call expression.
71 (fold_builtin_call_array): Pass n and argarray directly.
72 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
74 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
75 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
76 `i' and use it in place of `arity'.
77 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
78 Dereference `args' directly.
79 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
81 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
83 * doc/sourcebuild.texi (Effective-Target Keywords): Document
85 (Directives): Document optional dg-require-effective-target
88 2010-05-19 Richard Guenther <rguenther@suse.de>
91 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
93 2010-05-19 Richard Guenther <rguenther@suse.de>
95 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
96 * common.opt (fwhopr=): New.
97 * opts.c (common_handle_option): Handle OPT_fwhopr.
98 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
99 * collect2.c (main): Match -fwhopr*.
100 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
101 Execute ltrans stage in parallel when jobs is bigger than 1.
103 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
105 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
106 pentiumpro on Solaris 8/x86 with Sun as.
107 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
109 (gcc_cv_as_ix86_quad): Check for .quad directive.
110 * configure: Regenerate.
111 * config.in: Regenerate.
112 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
114 2010-05-19 Martin Jambor <mjambor@suse.cz>
116 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
117 also for indirect edges. Actual printing moved...
118 (ipa_print_node_jump_functions_for_edge): ...here.
119 (ipa_compute_jump_functions): Renamed to
120 ipa_compute_jump_functions_for_edge and made static.
121 (ipa_compute_jump_functions): New function.
122 (make_edge_direct_to_target): Check if the number of arguments on
123 the newly direct edge is the same as the number of parametrs of
125 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
126 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
127 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
128 analysis functions unconditionally, call the new
129 ipa_analyze_params_uses on the node instead of every edge.
131 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
133 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
135 (dump_mem_ref): Adopt debug code to handle a tree as step. This
136 also checks for a constant int vs. non-constant but
137 loop-invariant steps.
138 (find_or_create_group): Change the sort algorithm to only consider
139 steps that are constant ints.
140 (idx_analyze_ref): Adopt code to handle a tree instead of a
141 HOST_WIDE_INT for step.
142 (gather_memory_references_ref): Handle tree instead of int and be
143 prepared to see a NULL_TREE.
144 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
145 prefetches if the step cannot be calculated at compile time.
146 (issue_prefetch_ref): Issue prefetches for non-constant but
147 loop-invariant steps.
149 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
152 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
154 * tree.h (build_call_list): Remove.
155 * tree.c (build_call_list): Remove.
157 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
159 * tree.h (build_call_list): Remove.
160 * tree.c (build_call_list): Remove.
162 2010-05-18 Jan Hubicka <jh@suse.cz>
164 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
166 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
168 PR rtl-optimization/43332
169 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
171 2010-05-18 Anatoly Sokolov <aesok@post.ru>
173 * tree.h (build_int_cstu): Implement as static inline.
174 * tree.c (build_int_cstu): Remove function.
175 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
178 2010-05-18 Richard Guenther <rguenther@suse.de>
181 * lto-wrapper.c (verbose): New variable. Initialize from -v.
182 (debug): Initialize from -save-temps.
183 (collect_execute): Print command-line when verbose.
184 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
185 for ltrans invocation. Produce -dumpbase flag again.
186 (process_args): Remove.
188 * collect2.c (maybe_run_lto_and_relink): Only pass object
189 files to lto-wrapper.
190 * gcc.c (LINK_COMMAND_SPEC): Likewise.
192 2010-05-18 Jan Hubicka <jh@suse.cz>
194 * opts.c (decode_options): Do not disable whopr at ipa_cp.
195 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
197 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
200 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
202 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
205 2010-05-18 Jakub Jelinek <jakub@redhat.com>
208 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
211 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
213 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
214 lto-macho as lto_binary_reader.
216 * darwin.c (darwin_asm_named_section): Do not add assembler comment
217 after .section directive; just print it before the directive instead.
219 2010-05-17 Jan Hubicka <jh@suse.cz>
221 * cgraph.c (cgraph_create_virtual_clone): Only check
222 versionable_function_p when not in wpa and checking is enabled.
223 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
224 there are no more functions to materialize.
226 2010-05-17 Jan Hubicka <jh@suse.cz>
228 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
229 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
231 (output_cgraph): Call output_cgraph_opt_summary.
232 (input_cgrpah): Call input_cgraph_opt_summary.
233 (output_cgraph_opt_summary_p, output_node_opt_summary,
234 input_node_opt_summary, input_cgraph_opt_section): New functions.
235 * lto-section-in.c (lto_section_name): Add cgraphopt.
236 * tree-inline.c (tree_function_versioning): Handle parm_num.
237 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
238 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
240 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
242 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
243 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
244 the insn to prefetch ratio heuristic to loops with known trip count.
246 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
248 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
249 (schedule_prefetches): Do not generate a prefetch if the unroll factor
250 is far from what is required by the prefetch.
252 2010-05-17 Jan Hubicka <jh@suse.cz>
254 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
255 (ipcp_estimate_growth): Likewise.
256 (ipcp_const_param_count): Likewise.
257 (ipcp_insert_stage): Likewise.
258 * ipa-prop.c (visit_load_for_mod_analysis): New function.
259 (visit_store_addr_for_mod_analysis): Set used flag.
260 (ipa_detect_param_modifications): Set used flag for SSE params;
261 update use of walk_stmt_load_store_addr_ops.
262 (ipa_print_node_params): Print used flag.
263 (ipa_write_node_info): Stream used flag.
264 (ipa_read_node_info): Likewise.
265 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
266 (ipa_is_param_used): New function.
267 (lto_ipa_fixup_call_notes): Remove unused declaration.
269 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
272 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
273 * configure: Regenerate.
274 * config.in: Regenerate.
275 * config/i386/i386.c (print_operand) <case ;>: Also print ; if
276 !HAVE_AS_IX86_REP_LOCK_PREFIX.
277 Don't emit whitespace.
278 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
279 (*rep_movsi): Likewise.
280 (*rep_movsi_rex64): Likewise.
281 (*rep_movqi): Likewise.
282 (*rep_movqi_rex64): Likewise.
283 (*rep_stosdi_rex64): Likewise.
284 (*rep_stossi): Likewise.
285 (*rep_stossi_rex64): Likewise.
286 (*rep_stosqi): Likewise.
287 (*rep_stosqi_rex64): Likewise.
288 (*cmpstrnqi_nz_1): Use {%;} after repz.
289 (*cmpstrnqi_nz_rex_1): Likewise.
290 (*cmpstrnqi_1): Likewise.
291 (*cmpstrnqi_rex_1): Likewise.
292 (*strlenqi_1): Use {%;} after repnz.
293 (*strlenqi_rex_1): Likewise.
294 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
295 (*sync_compare_and_swap<mode>): Likewise.
296 (sync_double_compare_and_swap<mode>): Likewise.
297 (*sync_double_compare_and_swapdi_pic): Likewise.
298 (sync_old_add<mode>): Likewise.
299 (sync_add<mode>): Likewise.
300 (sync_sub<mode>): Likewise.
301 (sync_<code><mode>): Likewise.
303 2010-05-17 Martin Jambor <mjambor@suse.cz>
305 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
306 otr_token and polymorphic.
307 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
308 (cgraph_clone_edge): Copy the above fields.
309 * tree.c (get_binfo_at_offset): New function.
310 * tree.h (get_binfo_at_offset): Declare.
311 * ipa-prop.h (enum jump_func_type): Added known_type jump function
312 type, reordered items, updated comments.
313 (union jump_func_value): Added base_type field, reordered fields.
314 (enum ipa_lattice_type): Moved down in the file.
315 (struct ipa_param_descriptor): New field polymorphic.
316 (ipa_is_param_polymorphic): New function.
317 * ipa-prop.c: Include gimple.h and gimple-fold.h.
318 (ipa_print_node_jump_functions): Print known type jump functions.
319 (compute_complex_pass_through): Renamed to...
320 (compute_complex_assign_jump_func): this.
321 (compute_complex_ancestor_jump_func): New function.
322 (compute_known_type_jump_func): Likewise.
323 (compute_scalar_jump_functions): Create known type and complex ancestor
325 (ipa_note_param_call): New parameter polymorphic, set the corresponding
326 flag in the call note accordingly.
327 (ipa_analyze_call_uses): Renamed to...
328 (ipa_analyze_indirect_call_uses): this. New parameter target, define
329 variable var only in the block where it is used.
330 (ipa_analyze_virtual_call_uses): New function.
331 (ipa_analyze_call_uses): Likewise.
332 (combine_known_type_and_ancestor_jfs): Likewise.
333 (update_jump_functions_after_inlining): Implemented handling of a
334 number of new jump function types combination.
335 (print_edge_addition_message): Removed.
336 (make_edge_direct_to_target): New function.
337 (try_make_edge_direct_simple_call): Likewise.
338 (try_make_edge_direct_virtual_call): Likewise.
339 (update_call_notes_after_inlining): Renamed to...
340 (update_indirect_edges_after_inlining): this. Moved edge creation for
341 indirect calls to try_make_edge_direct_simple_call, also calls
342 try_make_edge_direct_virtual_call for virtual calls.
343 (ipa_print_node_params): Changed the header message.
344 (ipa_write_jump_function): Stream also known type jump functions.
345 (ipa_read_jump_function): Likewise.
346 (ipa_write_indirect_edge_info): Stream new fields in
347 cgraph_indirect_call_info.
348 (ipa_read_indirect_edge_info): Likewise.
349 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
352 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
354 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
356 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
358 * tree.h (CALL_EXPR_ARGS): Delete.
359 (call_expr_arglist): Delete.
360 * tree.c (call_expr_arglist): Delete.
361 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
362 targetm.fold_builtin.
363 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
364 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
365 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
366 arglist parameter. Use CALL_EXPR_ARG.
367 (picochip_expand_builtin_3op): Likewise.
368 (picochip_expand_builtin_2opvoid): Likewise.
369 (picochip_expand_array_get): Likewise.
370 (picochip_expand_array_put): Likewise.
371 (picochip_expand_array_testport): Likewise.
372 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
374 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
376 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
377 than TREE_VALUE and TREE_CHAIN.
378 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
379 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
382 2010-05-17 Jakub Jelinek <jakub@redhat.com>
385 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
386 to have no fallthru edge.
389 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
390 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
391 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
392 add BARRIER after previous bb if needed.
394 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
396 * tree.c (build_function_type_list_1): Remove bogus assert condition.
398 2010-05-17 Alan Modra <amodra@gmail.com>
400 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
401 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
402 with copy_reg rtx param.
403 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
404 Correct cases where code for ABI_V4 did not initialise the reg
405 used to access frame. Also leave frame_reg_rtx as sp for large
406 frames that save no regs.
408 2010-05-17 Martin Jambor <mjambor@suse.cz>
411 * tree-sra.c (create_access_replacement): New parameter rename, mark
412 the replaement for renaming only when it is true.
413 (get_access_replacement): Pass true in the rename parameter of
414 create_access_replacement.
415 (get_unrenamed_access_replacement): New function.
416 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
417 replacement declaration from it.
419 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
421 * function.c (try_fit_stack_local, add_frame_space): New static
423 (assign_stack_local_1): Use them. Look for opportunities to use
424 space previously wasted on alignment.
425 * function.h (struct frame_space): New.
426 (struct rtl_data): Add FRAME_SPACE_LIST member.
427 * reload1.c (something_was_spilled): New static variable.
429 (reload): Test it in addition to testing if the frame size changed.
431 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
433 * config/s390/s390.c: Define sane prefetch settings and activate
434 flag_prefetch_loop_arrays on -O3.
435 * config/s390/s390.h: Declare that read can use write prefetch.
437 2010-05-17 Jakub Jelinek <jakub@redhat.com>
439 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
442 2010-05-16 Jan Hubicka <jh@suse.cz>
444 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
445 function body; do not check stdarg field of struct function.
447 2010-05-16 Jan Hubicka <jh@suse.cz>
449 * cgraph.c (dump_cgraph_node): Dump versionable flag.
450 * cgraph.h (cgraph_local_info): Add versionable flag.
451 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
452 (ipcp_versionable_function_p): Use it.
453 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
456 2010-05-16 Jan Hubicka <jh@suse.cz>
458 * cgraph.c (cgraph_clone_node): Take decl argument and insert
459 clone into hash when it is different from orig.
460 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
461 * cgraph.h (cgraph_clone_node): Update prototype.
462 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
463 (lto_cgraph_encoder_delete): Delete body map.
464 (lto_cgraph_encoder_size): Move to header.
465 (lto_cgraph_encoder_encode_body_p,
466 lto_set_cgraph_encoder_encode_body): New.
467 (lto_output_node): Do not take written_decls argument; output clone_of
469 (add_node_to): Add include_body_argument; call
470 lto_set_cgraph_encoder_encode_body on master of the clone.
471 (add_references): Update use of add_node_to.
472 (compute_ltrans_boundary): Likewise.
473 (output_cgraph): Do not create written_decls bitmap.
474 (input_node): Take nodes argument; stream in clone_of correctly.
475 (input_cgraph_1): Update use of input_node.
476 * lto-streamer-out.c (lto_output): Use encoder info to decide
477 what bodies to output.
478 * ipa-inline.c (cgraph_clone_inlined_nodes,
479 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
480 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
481 (lto_cgraph_encoder_size): Define here.
482 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
485 2010-05-16 Richard Guenther <rguenther@suse.de>
487 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
489 * ipa-type-escape.c (gate_type_escape_vars): Run when
490 -fipa-struct-reorg runs.
491 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
492 * common.opt (fipa-type-escape): Remove.
494 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
496 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
497 (decode_options): Likewise.
498 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
500 2010-05-16 Jan Hubicka <jh@suse.cz>
502 * ipa.c (function_and_variable_visibility): Also bring local all
505 2010-05-16 Richard Guenther <rguenther@suse.de>
507 * alias.c (nonoverlapping_memrefs_p): Remove use of
508 IPA type-escape information.
510 2010-05-16 Joseph Myers <joseph@codesourcery.com>
512 * c-common.c (c_common_reswords): Add _Static_assert for C.
513 * c-parser.c (c_token_starts_declaration,
514 c_parser_next_token_starts_declaration,
515 c_parser_static_assert_declaration_no_semi,
516 c_parser_static_assert_declaration): New.
517 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
518 Handle static assertions if static_assert_ok.
519 (c_parser_external_declaration, c_parser_declaration_or_fndef,
520 c_parser_compound_statement_nostart, c_parser_label,
521 c_parser_for_statement, c_parser_objc_methodprotolist,
522 c_parser_omp_for_loop): All callers of
523 c_parser_declaration_or_fndef changed.
524 (c_parser_struct_declaration): Handle static assertions.
525 (c_parser_compound_statement_nostart): Use
526 c_parser_next_token_starts_declaration and
527 c_token_starts_declaration to detect start of declarations.
528 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
531 2010-05-16 Anatoly Sokolov <aesok@post.ru>
533 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
534 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
535 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
536 TARGET_FUNCTION_VALUE_REGNO_P): Define.
537 (mmix_function_outgoing_value): Rename to...
538 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
539 (mmix_function_value_regno_p): Make static.
540 (mmix_libcall_value): New function.
541 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
542 mmix_function_value_regno_p): Remove declaration.
544 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
546 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
547 BUILT_IN_ALLOCA if stack checking is enabled.
549 2010-05-16 Richard Guenther <rguenther@suse.de>
551 * var-tracking.c (vars_copy_1): Inline ...
552 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
553 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
554 (variable_merge_over_cur): Adjust. Merge asserts.
555 (variable_merge_over_src): Likewise.
556 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
557 (variable_post_merge_new_vals): Merge asserts.
558 (variable_post_merge_perm_vals): Likewise.
559 (find_mem_expr_in_1pdv): Likewise.
560 (dataflow_set_different_value): Remove.
561 (onepart_variable_different_p): Merge asserts.
562 (variable_different_p): Likewise.
563 (dataflow_set_different_1): Inline ...
564 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
565 (emit_notes_for_differences_1): Merge asserts.
567 2010-05-16 Richard Guenther <rguenther@suse.de>
569 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
570 * optabs.c (libfunc_decl_hash): Likewise.
571 * varasm.c (emutls_decl): Likewise.
573 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
575 * c-decl.c: Don't include gimple.h.
576 (merge_decls): Do not copy gimple_body.
578 2010-05-15 Jason Merrill <jason@redhat.com>
580 * c.opt: Add -fnothrow-opt.
582 2010-05-15 Jan Hubicka <jh@suse.cz>
584 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
586 * passes.c (ipa_write_summaries): Write all analyzed nodes.
588 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
590 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
591 * Makefile.in: Add it.
592 Fix all other Makefile dependencies for changes below.
593 * tree.h: Include it instead of defining VEC primitives here.
594 * gimple.h: Likewise.
596 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
597 * except.h: Include vecir.h, break dependence on tree.h.
599 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
601 * tree-iterator.c: ...to here.
602 * tree-iterator.h: Fix file introduction comment. Add extern markers.
604 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
606 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
607 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
608 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
609 tree-mudflap.h, and target.h.
610 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
611 predict.h, tree-inline.h, gimple.h, and langhooks.h.
612 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
613 Add FIXME for why gimple.h is still included (should be unnecessary
614 since GCC 4.5 gimplification unit-at-a-time).
615 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
616 * c-pragma.c: Add FIXME for why function.h needs to be included just
617 for cfun, at front-end level.
618 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
619 Do not include ggc.h, but include vecprim.h for VEC(char).
620 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
621 Explain why target.h is included.
622 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
623 Explain why gimple.h is included.
624 * c-ppoutput.c: Do not include tm.h.
625 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
626 * c-parses.c: Explain why rtl.h is included, and that this (and only
627 this) is also why tm.h must be included.
628 Do not include except.h.
629 * c-lang.c: Do not include ggc.h.
631 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
633 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
635 2010-05-15 Joseph Myers <joseph@codesourcery.com>
637 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
638 unions by default if those structs and unions have no tags. Do
639 not condition anonymous struct and unions handling on flag_iso.
640 Allow anonymous structs and unions for C1X.
641 (finish_struct): Do not diagnose lack of named fields when
642 anonymous structs and unions present for C1X. Accept flexible
643 array members in structure with anonymous structs or unions but no
644 directly named fields.
645 * doc/extend.texi (Unnamed Fields): Update.
647 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
649 * gimple.h (compare_field_offset): Rename into...
650 (gimple_compare_field_offset): ...this.
651 * gimple.c (compare_field_offset): Rename into...
652 (gimple_compare_field_offset): ...this. Compare the full access if
653 the offset is self-referential.
654 (gimple_types_compatible_p): Adjust for above renaming.
655 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
656 DECL_NONADDRESSABLE_P flag of fields before merging them.
658 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
660 * tree.h (ctor_to_list): Delete.
661 * tree.c (ctor_to_list): Delete.
663 2010-05-15 Jan Hubicka <jh@suse.cz>
665 * ipa-reference.c: Include toplev.h
666 (is_proper_for_analysis): Only add to all_module_statics
668 (write_node_summary_p, stream_out_bitmap,
669 ipa_reference_write_optimization_summary,
670 ipa_reference_read_optimization_summary): New.
671 (struct ipa_opt_pass_d pass_ipa_reference): Add
672 optimization summary streaming.
673 * lto-cgraph.c (referenced_from_this_partition_p,
674 reachable_from_this_partition_p): New functions.
675 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
676 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
677 * opts.c (decode_options): Enable ipa_reference.
678 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
679 * lto-streamer.h (referenced_from_this_partition_p,
680 reachable_from_this_partition_p): Declare.
682 2010-05-15 Richard Guenther <rguenther@suse.de>
684 PR tree-optimization/44038
685 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
686 taking the address of a V_C_E of a constant.
688 2010-05-14 Jan Hubicka <jh@suse.cz>
690 * tree.h (memory_identifier_string): Remove.
691 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
692 (ipa_reference_global_vars_info_d): Remove statics_not_read and
694 (ipa_reference_optimization_summary_d): New structure.
695 (ipa_reference_optimization_summary_t): New type and vector.
696 (ipa_reference_vars_info_d): Embedd structures instead of using
698 (reference_vars_to_consider): Remove out of GGC space.
699 (module_statics_escape): Remove.
700 (global_info_obstack): Rename to ...
701 (optimization_summary_obstack): ... this one.
702 (initialization_status_t): Remove.
703 (memory_identifier_string): Remove.
704 (get_reference_vars_info): Fix indenting.
705 (set_reference_vars_info): Likewise.
706 (get_reference_optimization_summary): New.
707 (set_reference_optimization_summary): New.
708 (get_global_reference_vars_info): Remove.
709 (ipa_reference_get_read_global): Remove.
710 (ipa_reference_get_written_global): Remove.
711 (ipa_reference_get_not_read_global): Update.
712 (ipa_reference_get_not_written_global): Update.
713 (is_proper_for_analysis): Outlaw addressable.
714 (propagate_bits): Update for new datastructures.
715 (analyze_variable): Remove.
716 (init_function_info): Update for new datastructures.
717 (clean_function_local_data): Remove.
718 (clean_function): Remove.
719 (copy_global_bitmap): Use optimizations_summary_obstack.
720 (duplicate_node_data): Duplicate optimization summary only.
721 (remove_node_data): Remove optimization summary only.
722 (generate_summary): Do not analyze variables; do not compute
723 module_statics_escape; do not prune solutions by it.
724 (read_write_all_from_decl): Fix typos in comments.
725 (propagate): Doscover readonly and nonaddressable first;
726 update for new datastructures; share global bitmaps.
727 * ipa-reference.h (ipa_reference_get_read_global,
728 ipa_reference_get_written_global): Remove.
729 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
730 * Makefile.in: Remove ipa-refereference from GT files.
732 2010-05-14 Jakub Jelinek <jakub@redhat.com>
735 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
736 for all SYMBOL_REF_DECLs.
738 2010-05-14 Jan Hubicka <jh@suse.cz>
740 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
741 (varpool_all_refs_explicit_p): New inline function.
742 * ipa-reference.c: Update comment.
743 (module_statics_written): Remove.
744 (get_static_decl): Remove.
745 (ipa_init): Do not initialize module_statics_written.
746 (analyze_function): Likewise.
747 (generate_summary): Likewise; do not compute module_statics_readonly
748 and do not update variable flags.
749 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
750 * ipa.c: Inlucde flags.h
751 (cgraph_local_node_p): New.
752 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
753 promote functions to local.
754 (ipa_discover_readonly_nonaddressable_vars): New function.
755 (function_and_variable_visibility): Use cgraph_local_node_p.
756 * varpool.c (varpool_finalize_decl): Set force_output for
757 DECL_PRESERVE_P vars.
759 2010-05-14 Jan Hubicka <jh@suse.cz>
761 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
763 2010-05-14 Richard Guenther <rguenther@suse.de>
765 PR tree-optimization/44119
766 * tree-ssa-pre.c (eliminate): Properly mark replacement of
767 a PHI node necessary.
769 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
771 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
773 2010-05-14 Jason Merrill <jason@redhat.com>
776 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
777 (gimple_call_set_nothrow): New.
778 * gimple.c (gimple_build_call_from_tree): Call it.
779 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
782 * gimplify.c (gimplify_seq_add_stmt): No longer static.
783 * gimple.h: Declare it.
784 * gimple.c (gimple_build_eh_filter): No ops.
786 2010-05-14 Jan Hubicka <jh@suse.cz>
788 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
789 nodes already in queue.
790 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
793 2010-05-14 Jakub Jelinek <jakub@redhat.com>
796 * cfgexpand.c (expand_debug_expr): If non-memory op0
797 has BLKmode, return NULL.
799 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
801 * config.gcc: Add support for --with-cpu option for bdver1.
802 * config/i386/i386.h (TARGET_BDVER1): New macro.
803 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
804 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
805 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
806 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
807 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
808 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
809 (processor_type): Add PROCESSOR_BDVER1.
810 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
811 processor_type in config/i386/i386.h.
812 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
813 movaps <reg, reg> instead of movapd <reg, reg> when replacing
814 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
815 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
816 to emit packed xor instead of packed double/packed integer
817 xor for SSE and AVX when moving a zero value.
818 * config/i386/sse.md: Add check for
819 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
820 movapd/movdqa for SSE and AVX.
821 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
822 single logical operations i.e and, or and xor instead of packed double
823 logical operations for SSE and AVX.
824 * config/i386/i386-c.c (ix86_target_macros_internal):
825 Add PROCESSOR_BDVER1.
826 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
827 (has_fma4, has_xop): New.
828 * config/i386/i386.c (bdver1_cost): New variable.
829 (m_BDVER1): New macro.
830 (m_AMD_MULTIPLE): Add m_BDVER1.
831 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
832 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
833 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
834 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
835 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
836 x86_tune_sse_partial_reg_dependency,
837 x86_tune_sse_unaligned_load_optimal,
838 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
839 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
840 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
841 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
842 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
843 Enable/disable for bdver1.
844 (processor_target_table): Add bdver1_cost.
845 (cpu_names): Add bdver1.
846 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
847 processor_alias_table.
848 (ix86_expand_vector_move_misalign): Change.
849 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
850 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
851 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
852 of movupd/movdqu for SSE and AVX.
853 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
854 (ix86_tune_adjust_cost): Add code for bdver1.
855 (standard_sse_constant_opcode): Add check for
856 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
857 of packed double xor for SSE and AVX.
859 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
861 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
864 2010-05-14 Tristan Gingold <gingold@adacore.com>
866 * toplev.c (default_debug_hooks): Remove this variable.
867 (process_options): Remove assignments to default_debug_hooks.
869 2010-05-14 Martin Jambor <mjambor@suse.cz>
871 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
872 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
873 * langhooks.h (struct lang_hooks_for_decls): Removed field
875 * tree.c (free_lang_data): Remove assignment to
876 lang_hooks.fold_obj_type_ref.
877 * tree.def (OBJ_TYPE_REF): Update comment.
879 2010-05-14 Richard Guenther <rguenther@suse.de>
881 PR tree-optimization/44124
882 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
884 2010-05-14 Alan Modra <amodra@gmail.com>
887 * config/rs6000/rs6000.c (struct machine_function): Reorder
888 fields for better packing. Add lr_save_state.
889 (rs6000_ra_ever_killed): Return lr_save_state if set.
890 (rs6000_emit_eh_reg_restore): Set lr_save_state.
892 2010-05-13 Jan Hubicka <jh@suse.cz>
894 * varpool.c (decide_is_variable_needed): Drop code checking
895 TREE_SYMBOL_REFERENCED.
897 2010-05-13 Jan Hubicka <jh@suse.cz>
899 * final.c (output_addr_const): Do not call mark_decl_referenced.
900 * cgraphunit.c (process_function_and_variable_attributes): Use
901 mark_needed_node dirrectly.
902 (assemble_thunk): Do not call mark_decl_referenced.
904 2010-05-13 Anatoly Sokolov <aesok@post.ru>
906 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
908 2010-05-13 Jeff Law <law@redhat.com>
910 * ira-conflicts.c (print_allocno_conflicts): New function broken out
912 (print_conflicts): Call print_allocno_conflicts.
914 2010-05-13 Jakub Jelinek <jakub@redhat.com>
917 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
920 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
922 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
923 t-mingw-w64 or t-mingw-w32 for multilib configuration.
924 * config/i386/t-mingw-w32: New.
925 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
927 2010-05-13 Martin Jambor <mjambor@suse.cz>
929 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
931 * gimple-fold.c (get_base_binfo_for_type): New function.
932 (gimple_get_relevant_ref_binfo): Likewise.
933 (gimple_fold_obj_type_ref_known_binfo): Likewise.
934 (gimple_fold_obj_type_ref): Likewise.
935 (fold_gimple_call): Simplify condition for folding virtual calls
936 and call gimple_fold_obj_type_ref.
937 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
938 (gimple_fold_obj_type_ref_known_binfo): Likewise.
940 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
942 * config/rs6000/rs6000-protos.h
943 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
944 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
945 (rs6000_debug_mode_dependent_address)
946 (rs6000_mode_dependent_address_ptr): Likewise.
948 2010-05-13 Jakub Jelinek <jakub@redhat.com>
951 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
953 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
954 * tree-sra.c (create_access_replacement): Call unshare_expr before
955 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
956 * dwarf2out.c: Include tree-flow.h.
957 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
958 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
959 Handle DW_OP_bit_piece.
960 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
961 construct_piece_list, adjust_piece_list): New functions.
962 (add_var_loc_to_decl): Handle SRA optimized variables.
963 Adjust for var_loc_note to loc field renaming.
964 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
965 in VAR_LOCATION note.
966 (new_loc_descr_op_bit_piece): New function.
967 (dw_sra_loc_expr): New function.
968 (dw_loc_list): Use it. Don't handle the last range after the
969 loop, handle it inside of the loop. Adjust for var_loc_note
970 to loc field renaming.
971 (add_location_or_const_value_attribute): Only special case
972 single entry loc lists if loc is NOTE_P. Adjust for
973 var_loc_note to loc field renaming.
974 (dwarf2out_var_location): Don't set newloc->var_loc_note
975 and newloc->next here.
977 2010-05-12 Jan Hubicka <jh@suse.cz>
979 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
981 * cgraph.h (cgraph_only_called_directly_p,
982 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
983 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
984 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
986 * ipa.c (cgraph_remove_unreachable_nodes): Use
987 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
989 * tree-inline.c (copy_bb): Check address_taken flag.
990 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
991 externally_visible flag.
993 2010-05-12 Jason Merrill <jason@redhat.com>
997 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
998 * sdbout.c (plain_type_1): Likewise.
999 * dwarf2out.c (is_base_type): Likewise.
1000 (gen_type_die_with_usage): Likewise. Generate
1001 DW_TAG_unspecified_type for any LANG_TYPE.
1003 2010-05-12 Jan Hubicka <jh@suse.cz>
1005 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
1007 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
1008 (cgraph_clone_edge): Update.
1009 (cgraph_node_remove_callees): Remove indirect calls too.
1010 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
1011 (cgraph_create_indirect_edge): Update prototype.
1012 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
1013 is_proper_for_analysis.
1014 (add_new_function, visited_nodes, function_insertion_hook_holder,
1015 get_local_reference_vars_info, mark_address_taken, mark_address,
1016 mark_load, mark_store, check_asm_memory_clobber, check_call,
1017 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
1018 (ipa_init): Do not initialize visited_nodes;
1019 function_insertion_hook_holder.
1020 (analyze_variable): Rewrite.
1021 (analyze_function): Rewrite.
1022 (copy_local_bitmap): Remove.
1023 (duplicate_node_dat): Do not duplicate local info.
1024 (generate_summary): Simplify to only walk cgraph.
1025 (write_node_summary_p, ipa_reference_write_summary,
1026 ipa_reference_read_summary): Remove.
1027 (propagate): Do not remove function insertion;
1029 (pass_ipa_reference): NULLify summary handling fields.
1030 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
1031 (input_edge): Input ecf_flags.
1032 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
1033 (update_indirect_edges_after_inlining): Ignore edges with unknown
1036 2010-05-12 Sriraman Tallam <tmsriram@google.com>
1038 * implicit-zee.c: New file.
1039 * tree-pass.h (pass_implicit_zee): Declare.
1040 * passes.c (init_optimization_passes): Add zee pass.
1041 * common.opt (fzee): New flag.
1042 * timevar.def (TV_ZEE): Define.
1043 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
1045 * Makefile.in (implicit-zee.o): Add new build file.
1047 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1048 Nathan Froyd <froydnj@codesourcery.com>
1050 * c-common.c (sync_resolve_params): Remove write-only variable.
1052 2010-05-12 Anatoly Sokolov <aesok@post.ru>
1054 * target.h (struct gcc_target): Add mode_dependent_address_p field.
1055 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1056 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
1057 * targhooks.c (default_mode_dependent_address_p): New function.
1058 * targhooks.h (default_mode_dependent_address_p): Declare function.
1059 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1060 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1061 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1062 target hook. Change return type to bool.
1063 * recog.h: (mode_dependent_address_p): Change return type to bool.
1065 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1066 Nathan Froyd <froydnj@codesourcery.com>
1068 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1069 build_function_type_2, build_function_type_3): Remove.
1070 (mudflap_init): Use build_function_type_list.
1072 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1073 Nathan Froyd <froydnj@codesourcery.com>
1075 * coverage.c (build_fn_info_value): Call build_constructor instead of
1076 build_constructor_from_list.
1077 (build_ctr_info_value): Likewise.
1078 (build_gcov_info): Likewise.
1080 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1082 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1083 resultant constructor.
1084 (build_constructor_single): Don't set TREE_CONSTANT.
1085 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1087 2010-05-12 Jan Hubicka <jh@suse.cz>
1089 * cgraph.h (struct varpool_node): Add aux.
1090 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1091 * varpool.c (varpool_remove_node): Do not remove initializer.
1092 (varpool_reset_queue): Export.
1093 (varpool_finalize_decl): Volatile vars are forced to be output.
1094 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1096 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1097 process_references, varpool_can_remove_if_no_refs): New functions.
1098 (cgraph_remove_unreachable_nodes): Handle variables too.
1100 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1103 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1105 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1108 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1109 change value of ORT_TASK.
1110 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1111 (omp_notice_threadprivate_variable): New function.
1112 (omp_notice_variable): Call it for threadprivate variables.
1113 If enclosing ctx is a task, print enclosing task rather than
1114 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1115 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1116 if task has untied clause.
1119 * dwarf2out.c (base_type_die): Don't add name attribute here.
1120 (modified_type_die): Instead of sizetype use
1121 its underlying original type. If a DW_TAG_base_type doesn't
1122 have name added, add __unknown__.
1123 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1124 always call force_type_die instead.
1126 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1128 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1129 for __stack_chk_guard.
1131 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1133 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1134 don't call start_source_file debug hook here...
1135 (finish_options): ... but here, after outputting predefined and
1136 command line defines and undefs.
1139 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1141 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1142 optimizing away empty bb with no successors, move over its
1143 footer chain to fallthru predecessor.
1144 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1145 (rtl_split_edge): For asm goto call patch_jump_insn even if
1146 splitting fallthru edge.
1149 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1150 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1151 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1152 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1156 * c-parser.c (c_parser_expression): Mark LHS of a comma
1157 expression as read if it is a decl, handled component or
1158 COMPOUND_EXPR with that on the RHS.
1159 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1160 if it is a decl or handled component.
1162 2010-05-11 Jan Hubicka <jh@suse.cz>
1164 * lto-symtab.c (lto_symtab_free): New function.
1165 * lto-streamer.h (lto_symtab_free): Declare.
1167 2010-05-11 Jan Hubicka <jh@suse.cz>
1169 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1170 that if function is needed it is reachable.
1171 (lto_output_node): See if it the function is reachable or referenced.
1172 (output_cgraph): Update call of lto_output_node.
1173 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1175 2010-05-11 Jan Hubicka <jh@suse.cz>
1177 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1180 2010-05-11 Jan Hubicka <jh@suse.cz>
1182 PR tree-optimize/44063
1183 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1185 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1187 (estimate_function_body_sizes): Compute sizes even when disregarding.
1189 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1191 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1193 2010-05-11 Jan Hubicka <jh@suse.cz>
1195 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1196 into every boundary.
1198 2010-05-11 Jan Hubicka <jh@suse.cz>
1200 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1202 2010-05-11 Jan Hubicka <jh@suse.cz>
1204 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1205 lto_streamer_cache_delete): Put nodes into heap.
1206 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1209 2010-05-11 Jan Hubicka <jh@suse.cz>
1211 * cgraphbuild.c (cgraph_rebuild_references): New.
1212 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1214 * cgraph.h (cgraph_rebuild_references): Declare.
1215 * tree-inline.c (tree_function_versioning): Use it.
1216 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1218 2010-05-11 Jan Hubicka <jh@suse.cz>
1220 * cgraph.c: Include ipa-utils.h
1221 (cgraph_create_virtual_clone): Update references.
1222 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1224 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1226 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1227 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1230 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1232 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1234 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1236 * gcc.c (execute): For -### don't quote arguments that
1237 contain just alphanumerics and _/-. characters.
1238 * doc/invoke.texi: Document that change for -###.
1241 * df-problems.c (struct dead_debug): Add to_rescan field.
1242 (dead_debug_init): Clear to_rescan field.
1243 (dead_debug_finish): Rescan all debug insns in to_rescan
1244 bitmap and free the bitmap.
1245 (dead_debug_insert_before): Instead of rescanning debug insns
1246 immediately queue their rescanning until dead_debug_finish.
1247 (df_note_bb_compute): After dead_debug_add do continue instead
1250 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1253 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1254 clear also INSN_REG_USE_LIST.
1256 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1258 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1260 2010-05-10 Jan Hubicka <jh@suse.cz>
1262 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1265 2010-05-10 Jan Hubicka <jh@suse.cz>
1267 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1269 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1270 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1271 (lto_streamer_cache_create): Init alloc pool.
1272 (lto_streamer_cache_delete): Free alloc pool.
1273 * lto-streamer.h: Include alloc pool.
1274 (lto_streamer_cache_d): Use alloc pool.
1275 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1277 2010-05-10 Jan Hubicka <jh@suse.cz>
1279 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1280 * cgraphbuild.c: Include except.h
1281 (record_type_list, record_eh_tables): New function.
1282 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1284 2010-05-10 Jan Hubicka <jh@suse.cz>
1286 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1287 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1290 2010-05-10 Michael Matz <matz@suse.de>
1292 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1293 (can_reassociate_p): Use FLOAT_TYPE_P.
1294 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1295 (vect_force_simple_reduction): ... this.
1296 * tree-parloops.c (gather_scalar_reductions): Use
1297 vect_force_simple_reduction.
1298 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1299 vect_is_simple_reduction, add modify argument, if true rewrite
1300 "a-b" into "a+(-b)".
1301 (vect_is_simple_reduction, vect_force_simple_reduction): New
1303 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1305 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1306 Vladimir Makarov <vmakarov@redhat.com>
1308 PR rtl-optimization/44012
1309 * ira-build.c (remove_unnecessary_allocnos): Nullify
1310 regno_allocno_map of the removed allocno.
1312 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1314 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1316 * configure: Regenerate.
1318 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1320 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1322 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1323 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1325 * configure: Regenerate.
1327 2010-05-10 Richard Guenther <rguenther@suse.de>
1329 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1330 marked if the entry identifier is marked.
1332 2010-05-10 Richard Guenther <rguenther@suse.de>
1334 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1335 (handle_fnspec_attribute): New function.
1336 * gimple.h (gimple_call_return_flags): Declare.
1337 (gimple_call_arg_flags): Likewise.
1338 * gimple.c (gimple_call_arg_flags): New function.
1339 (gimple_call_return_flags): Likewise.
1340 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1342 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1344 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1345 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1347 (make_heapvar_for): ... this new function.
1348 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1349 (handle_lhs_call): Likewise.
1350 (find_func_aliases): Adjust.
1352 2010-05-10 Richard Guenther <rguenther@suse.de>
1354 PR tree-optimization/44050
1355 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1357 2010-05-10 Wei Guozhi <carrot@google.com>
1360 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1362 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1365 * c-typeck.c (lookup_field): Take a type directly. Update
1367 (build_component_ref): Update call to lookup_field.
1368 (set_init_label): Use lookup_field to find initialized field.
1369 Handle returned list of fields like a sequence of designators.
1371 2010-05-09 Richard Guenther <rguenther@suse.de>
1374 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1375 handle &FUNCTION_DECL.
1377 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1380 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1381 structures and unions recursively.
1382 (detect_field_duplicates): Move duplicate detection with a hash to
1383 detect_field_duplicates_hash. Always use a hash if anonymous
1384 structures or unions are present.
1385 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1388 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1391 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1392 detect Atom, Core 2 and Core i7.
1394 2010-05-09 Richard Guenther <rguenther@suse.de>
1396 * gcc.c (store_arg): Handle temporary file deletion for
1399 2010-05-09 Richard Guenther <rguenther@suse.de>
1402 * ipa-inline.c (estimate_function_body_sizes): Return after
1403 disregarding inline limits.
1405 2010-05-09 Richard Guenther <rguenther@suse.de>
1407 * gcc.c (store_arg): Revert last change.
1409 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1412 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1413 (optimize_ops_list): Call it.
1415 2010-05-08 Richard Guenther <rguenther@suse.de>
1417 PR tree-optimization/44030
1418 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1419 NECESSARY flag if we propagate from a inserted expression.
1421 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1423 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1424 domain types as equal if they are both PLACEHOLDER_EXPRs.
1426 2010-05-08 Richard Guenther <rguenther@suse.de>
1428 * lto-wrapper.c (run_gcc): Remove linker output from
1429 command line for LTRANS invocation.
1431 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1433 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1434 lto-macho as lto_binary_reader.
1435 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1436 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1437 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1438 in lto_start and lto_end calls.
1439 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1441 (scan_prog_file): Update is_elf_or_coff call.
1442 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1444 * collect2.c (main): Fix enum comparison.
1446 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1448 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1449 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1450 and TARGET_ASM_LTO_END.
1451 * darwin.c: Include obstack.h and lto-streamer.h.
1452 (lto_section_names_offset, lto_section_names_obstack,
1453 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1455 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1456 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1457 to a temporary file.
1458 (darwin_asm_lto_end): New function. Restore asm_out_file.
1459 (darwin_asm_named_section): For LTO sections, replace the name with
1460 the offset of the section name in a string table, and build this
1462 (darwin_file_start): Initialize global vars for LTO support.
1463 (darwin_file_end): If output to asm_out_file was redirected, append it
1464 to the proper asm_out_file here. Add the section names section.
1466 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1468 * c-pragma.c (pending_weak_d, pending_weak): New.
1469 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1470 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1471 handle_pragma_weak): Update the uses of pending_weaks.
1473 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1475 PR documentation/44016
1476 * doc/standards.texi (Standards): Link to unversioned
1477 cxx0x_status.html page.
1479 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1482 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1483 in addition to TREE_USED, to avoid "set but unused" warnings.
1485 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1487 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1488 (is_loop_prefetching_profitable): Do not insert prefetches
1489 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1490 times the prefetch ahead distance.
1492 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1494 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1495 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1496 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1499 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1501 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1502 a diagnostic info when the insn-to-mem ratio is too small.
1504 2010-05-07 Richard Guenther <rguenther@suse.de>
1506 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1508 (store_arg): Queue temp_filename for deletion instead of
1511 2010-05-07 Richard Guenther <rguenther@suse.de>
1513 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1514 (run_gcc): Handle LTRANS phase invocation.
1515 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1517 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1519 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1520 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1522 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1524 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1526 2010-05-07 Richard Guenther <rguenther@suse.de>
1528 PR tree-optimization/44020
1529 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1530 code when PRE is not yet initialized.
1532 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1534 * config/mips/dbxmdebug.h: Remove.
1535 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1537 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1539 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1540 with null pointer and also warn about ordered comparison of zero with
1543 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1545 * graphite-blocking.c
1546 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1547 * graphite-clast-to-gimple.c
1548 (clast_to_gcc_expression): Same.
1549 (precision_for_value): Same.
1550 (precision_for_interval): Same.
1551 (gcc_type_for_interval): Same.
1552 (graphite_create_new_guard): Same.
1553 (compute_bounds_for_level): Same.
1554 (graphite_create_new_loop_guard): Same.
1555 * graphite-interchange.c
1556 (build_linearized_memory_access): Same.
1557 (pdr_stride_in_loop): Same.
1558 (memory_strides_in_loop_1): Same.
1559 (memory_strides_in_loop): Same.
1560 (extend_scattering): Same.
1561 (psct_scattering_dim_for_loop_depth): Same.
1562 (pbb_number_of_iterations): Same.
1564 (debug_iteration_domains): Same.
1566 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1567 (ppl_set_inhomogeneous_gmp): Same.
1568 (ppl_strip_loop): Same.
1569 (ppl_lexico_compare_linear_expressions): Same.
1570 (ppl_read_polyhedron_matrix): Same.
1571 (ppl_max_for_le_pointset): Same.
1573 (ppl_read_polyhedron_matrix): Same.
1574 (tree_int_to_gmp): Same.
1575 (gmp_cst_to_tree): Same.
1576 (ppl_set_inhomogeneous): Same.
1577 (ppl_set_inhomogeneous_tree): Same.
1578 (ppl_set_coef): Same.
1579 (ppl_set_coef_tree): Same.
1580 * graphite-sese-to-poly.c
1581 (build_pbb_scattering_polyhedrons): Same.
1582 (build_scop_scattering): Same.
1583 (scan_tree_for_params_right_scev): Same.
1584 (scan_tree_for_params): Same.
1585 (find_params_in_bb): Same.
1586 (find_scop_parameters): Same.
1587 (add_upper_bounds_from_estimated_nit): Same.
1588 (build_loop_iteration_domains): Same.
1589 (add_condition_to_domain): Same.
1590 (pdr_add_memory_accesses): Same.
1592 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1594 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1595 CLooG's value_* macros to their respective mpz_* counterparts.
1596 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1597 (graphite_create_new_loop_guard): Same.
1598 * graphite-interchange.c (build_linearized_memory_access): Same.
1599 (pdr_stride_in_loop): Same.
1600 (memory_strides_in_loop_1): Same.
1601 (1st_interchange_profitable_p): Same.
1602 * graphite-poly.c (extend_scattering): Same.
1603 (psct_scattering_dim_for_loop_depth): Same.
1604 (pbb_number_of_iterations): Same.
1605 (pbb_number_of_iterations_at_time): Same.
1606 * graphite-poly.h (new_1st_loop): Same.
1607 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1608 (oppose_constraint): Same.
1609 (insert_constraint_into_matrix): Same.
1610 (ppl_set_inhomogeneous_gmp): Same.
1611 (ppl_set_coef_gmp): Same.
1612 (ppl_strip_loop): Same.
1613 (ppl_lexico_compare_linear_expressions): Same.
1614 (ppl_max_for_le_pointset): Same.
1615 (ppl_min_for_le_pointset): Same.
1616 (ppl_build_realtion): Same.
1617 * graphite-ppl.h (gmp_cst_to_tree): Same.
1618 (ppl_set_inhomogeneous): Same.
1619 (ppl_set_inhomogeneous_tree): Same.
1620 (ppl_set_coef): Same.
1621 (ppl_set_coef_tree): Same.
1622 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1623 (build_scop_scattering): Same.
1624 (add_value_to_dim): Same.
1625 (scan_tree_for_params_right_scev): Same.
1626 (scan_tree_for_params_int): Same.
1627 (scan_tree_for_params): Same.
1628 (find_params_in_bb): Same.
1629 (find_scop_parameters): Same.
1630 (add_upper_bounds_from_estimated_nit): Same.
1631 (build_loop_iteration_domains): Same.
1632 (create_linear_expr_from_tree): Same.
1633 (add_condition_to_domain): Same.
1634 (pdr_add_memory_accesses): Same.
1636 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1637 Jason Merrill <jason@redhat.com>
1639 * c-common.c (c_common_reswords): Add nullptr.
1640 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1641 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1642 (gen_type_die_with_usage): Likewise.
1643 * dbxout.c (dbxout_type): Likewise.
1644 * sdbout.c (plain_type_1): Likewise.
1646 2010-05-06 Jason Merrill <jason@redhat.com>
1648 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1649 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1651 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1653 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1654 stripping WITH_SIZE_EXPR.
1655 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1658 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1660 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1661 list of obsolete configurations.
1662 Disabled check for obsolete configurations.
1663 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1664 Removed support for previous versions.
1665 * config/mips/iris.h: Removed.
1666 * config/mips/iris5.h: Removed.
1667 * config/mips/iris6.h: Merged old iris.h contents.
1668 (TARGET_IRIX): Removed.
1669 (DRIVER_SELF_SPECS): Removed mabi=32.
1670 (IDENT_ASM_OP): Removed undef.
1671 (STARTFILE_SPEC): Removed mabi=32.
1672 (ENDFILE_SPEC): Likewise.
1673 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1674 (MACHINE_TYPE): Update for IRIX 6.5.
1675 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1676 TARGET_IRIX by TARGET_IRIX6.
1677 (mips_file_start): Likewise.
1678 (mips_output_external): Remove IRIX 5/6 O32 support.
1679 (mips_output_function_prologue): Likewise.
1680 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1682 (TARGET_CPU_CPP_BUILTINS): Likewise.
1683 (TARGET_IRIX): Removed.
1684 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1685 (MULTILIB_DIRNAMES): Removed 32.
1686 (MULTILIB_OSDIRNAMES): Removed ../lib.
1687 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1688 (Specific, mips-sgi-irix5): Document removal.
1689 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1690 Remove references to older IRIX 6 releases and the O32 ABI.
1692 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1695 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1696 instead of DF_REF_REAL_REG.
1698 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1701 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1702 handling to still return true for x64 targets.
1704 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1706 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1708 2010-05-06 Jan Hubicka <jh@suse.cz>
1710 PR tree-optimization/43791
1711 * ipa-inline.c (update_caller_keys): Remove bogus
1712 disregard_inline_limits check.
1714 2010-05-06 Michael Matz <matz@suse.de>
1716 PR tree-optimization/43984
1717 * tree-ssa-pre.c (inserted_phi_names): Remove.
1718 (inserted_exprs): Change to bitmap.
1719 (create_expression_by_pieces): Set bits, don't append to vector.
1720 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1721 (eliminate): Don't look at inserted_phi_names, remove deleted
1722 insns from inserted_exprs.
1723 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1724 (init_pre, fini_pre): Allocate and free bitmaps.
1725 (execute_pre): Insert insns on edges before elimination.
1727 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1729 * tree.c (initializer_zerop): Handle STRING_CST.
1731 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1734 * doc/invoke.texi (Wimplicit): Document as C only.
1735 * opts.c (common_handle_option): Add argument kind.
1736 (handle_option): Rename as read_cmdline_option. Factor out code to...
1737 (handle_option): ... here. New.
1738 (handle_options): Rename as read_cmdline_options.
1739 (decode_options): Update call.
1740 (set_option): Use option index instead of option pointer. Classify
1741 diagnostics correctly.
1742 (enable_warning_as_error): Call handle_option.
1743 * opts.h (set_option): Update declaration.
1744 (handle_option): Declare.
1745 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1746 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1747 * c-opts.c (set_Wimplicit): Delete.
1748 (c_family_lang_mask): New static constant.
1749 (c_common_handle_option): Add argument kind. Use handle_option
1750 instead of set_Wimplicit.
1751 (c_common_post_options): warn_implicit and warn_implicit_int
1752 are disabled by default.
1753 * c-common.c (warn_implicit): Do not define here.
1754 * c-common.h (warn_implicit): Do not declare here.
1755 (c_common_handle_option): Update declaration.
1756 * lto-opts.c (lto_reissue_options): Update call to set_option.
1758 2010-05-06 Richard Guenther <rguenther@suse.de>
1760 PR tree-optimization/43571
1761 * domwalk.c (walk_dominator_tree): Walk the dominator
1762 sons in more optimal order.
1764 2010-05-06 Richard Guenther <rguenther@suse.de>
1766 PR tree-optimization/43934
1767 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1768 (stmt_cost): Likewise.
1769 (extract_true_false_args_from_phi): New helper.
1770 (determine_max_movement): For PHI nodes verify we can hoist them
1771 and compute their cost.
1772 (determine_invariantness_stmt): Handle PHI nodes.
1773 (move_computations_stmt): Likewise. Hoist PHI nodes in
1774 if-converted form using COND_EXPRs.
1775 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1776 (tree_ssa_lim): Likewise.
1777 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1778 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1780 2010-05-06 Richard Guenther <rguenther@suse.de>
1782 PR tree-optimization/43987
1783 * tree-ssa-structalias.c (could_have_pointers): For possibly
1784 address-taken variables force pointers to be recorded.
1785 (create_variable_info_for_1): Likewise.
1786 (push_fields_onto_fieldstack): Pass in wheter all fields
1788 (find_func_aliases): Query types instead of vars whether
1789 they contain pointers where appropriate.
1791 2010-05-06 Jan Hubicka <jh@suse.cz>
1793 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1794 (record_reference, mark_address, mark_load, mark_store): Record
1796 (record_references_in_initializer): Update call of record_references.
1797 (rebuild_cgraph_edges): Remove all references before rebuiding.
1798 * cgraph.c (cgraph_create_node): Clear ref list.
1799 (cgraph_remove_node): Remove references.
1800 (dump_cgraph_node): Dump references.
1801 (cgraph_clone_node): Clone references.
1802 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1803 (struct cgraph_node, varpool_node): Add ref_lst.
1804 * ipa-ref.c: New file.
1805 * ipa-ref.h: New file.
1806 * ipa-ref-inline.h: New file.
1807 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1808 (referenced_from_other_partition_p): New function.
1809 (lto_output_varpool_node): Take set arugment; call
1810 referenced_from_other_partition.
1811 (lto_output_ref): New.
1812 (add_references): New.
1814 (output_cgraph): Compute boundary based on references; output refs.
1815 (output_varpool): Accept cgraph_node_set argument.
1818 (input_cgraph): Call input_refs.
1819 * lto-section-in.c (lto_section_name): Add refs.
1820 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1821 (ipa-ref.o): New file.
1822 * varpool.c (varpool_node): Clear ipa ref list.
1823 (varpool_remove_node): Remove references.
1824 (dump_varpool_node): Dump references.
1825 (varpool_assemble_decl): Only compile finalized ones.
1826 (varpool_extra_name_alias): Initialize ref list.
1827 * lto-streamer.c (lto-get_section_name): Add .refs section.
1828 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1829 (referenced_from_other_partition_p): Declared.
1831 2010-05-06 Ira Rosen <irar@il.ibm.com>
1833 PR tree-optimization/43901
1834 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1835 type is not NULL if it's transformation phase, and return
1836 FALSE if it's analysis.
1837 (vectorizable_conversion, vectorizable_operation,
1838 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1840 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1842 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1844 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1846 * config/mips/mips-protos.h
1847 (mips_small_register_classes_for_mode_p): Delete prototype.
1849 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1851 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1852 * config/arm/arm.c (multiple_operation_profitable_p,
1853 compute_offset_order): New static functions.
1854 (load_multiple_sequence, store_multiple_sequence): Use them.
1855 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1856 memory offsets, not register numbers.
1857 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1859 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1861 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1862 (get_pending_sizes, put_pending_size, put_pending_sizes):
1863 Update the uses of pending_sizes.
1864 * c-decl.c (store_parm_decls): Likewise.
1865 * c-tree.h (struct c_arg_info): Likewise.
1866 * tree.h: Update the prototype for get_pending_sizes and
1869 2010-05-05 Jason Merrill <jason@redhat.com>
1872 * c-common.c (handle_aligned_attribute): Respect
1873 ATTR_FLAG_TYPE_IN_PLACE.
1876 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1877 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1878 (TARGET_INITIALIZER): Use it.
1879 * c-common.c (attribute_takes_identifier_p): Call it.
1880 * c-common.h: Update prototype.
1881 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1882 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1884 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1887 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1888 DW_ID_down_case for Fortran compilation units.
1890 2010-05-05 Jan Hubicka <jh@suse.cz>
1892 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1895 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1897 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1898 a variable-sized RESULT_DECL.
1900 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1902 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1904 2010-05-05 Jason Merrill <jason@redhat.com>
1907 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1909 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1911 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1912 Jakub Jelinek <jakub@redhat.com>
1915 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1916 (dead_debug_init, dead_debug_finish): New functions.
1917 (dead_debug_add, dead_debug_insert_before): Likewise.
1918 (df_note_bb_compute): Initialize a dead_debug object, add dead
1919 debug uses to it, insert debug bind insns before death insns,
1920 reset debug insns that refer to pending uses at the end.
1921 * rtl.h (make_debug_expr_from_rtl): New prototype.
1922 * varasm.c (make_debug_expr_from_rtl): New function.
1924 2010-05-05 Jan Hubicka <jh@suse.cz>
1926 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
1927 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
1928 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
1929 lto_varpool_encoder_deref, lto_varpool_encoder_size,
1930 lto_varpool_encoder_encode_initializer_p,
1931 lto_set_varpool_encoder_encode_initializer): New functions.
1932 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
1933 call output_varpool.
1934 (input_varpool_node): Do not always set analyzed.
1935 (input_cgraph_1): Return vector of cgraph nodes.
1936 (input_varpool_1): Return vector of varpools.
1937 (input_cgraph): Free the vectors.
1938 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
1939 output only initializers needed.
1940 (lto_output): Only call output_cgraph.
1941 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
1942 * lto-section-out.c (lto_new_out_decl_state): Initialize
1943 state->varpool_node_encoder.
1944 * lto-streamer.h (lto_varpool_encoder_d): New.
1945 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
1946 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
1947 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
1948 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
1949 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
1951 (output_varpool, input_varpool): Remove declarations.
1953 2010-05-05 Jan Hubicka <jh@suse.cz>
1955 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
1956 with body can prevail.
1958 2010-05-05 Jan Hubicka <jh@suse.cz>
1960 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
1963 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1965 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
1967 * gengtype.h (erro_at_line): Constify pos argument.
1969 * gengtype.c: Include hashtab.h.
1970 (enum gc_used): Document GC_MAYBE_POINTED_TO.
1971 (error_at_line): Constify pos argument.
1972 (do_typedef): Initialize p->opt field.
1973 (get_file_gtfilename): Fix comment typo.
1974 (struct walk_type_data): Constify line field.
1975 (get_output_file_for_structure): New function.
1976 (write_local_func_for_structure): Constify orig_s argument.
1977 Use get_output_file_for_structure.
1978 (write_func_for_structure): Use get_output_file_for_structure.
1979 (INDENT): New define.
1980 (dump_pair, dump_type, dump_type_list, dump_typekind)
1981 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
1982 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
1984 (seen_types): New variable.
1985 (main): New variable do_dump. Process "-d" command line option.
1986 Call dump_everything if dump requested.
1988 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1990 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
1991 in a temporary instead of invoking the macro multiple times.
1992 (track_expr_p): Likewise.
1994 2010-05-04 Neil Vachharajani <nvachhar@google.com>
1996 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
1998 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
1999 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
2000 conditions for printing notes.
2001 * common.opt (-Wcoverage-mismatch): Allow negative, default to
2002 true, update documentation.
2003 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
2005 2010-05-04 Jakub Jelinek <jakub@redhat.com>
2008 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
2011 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2014 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
2015 (*sse_prologue_save_insn1): Likewise.
2016 (SSE prologue save splitter): Likewise.
2018 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
2020 * tree.c (free_lang_data_in_one_sizepos): New inline function.
2021 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
2022 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
2023 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
2024 all decls. Call it on DECL_FIELD_OFFSET of fields.
2025 (find_decls_types_r): Follow DECL_VALUE_EXPR.
2026 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
2028 2010-05-04 Martin Jambor <mjambor@suse.cz>
2030 * tree-sra.c (build_access_from_expr_1): The first parameter type
2031 changed to simple tree.
2032 (build_access_from_expr): Likewise, gsi parameter was eliminated.
2033 (scan_assign_result): Renamed to assignment_mod_result, enum elements
2035 (build_accesses_from_assign): Removed all parameters except for a
2036 simple gimple statement. Now returns a simple bool.
2037 (scan_function): All non-analysis parts moved to separate functions
2038 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
2039 parameters and updated both callers.
2040 (sra_modify_expr): Removed parameter data.
2041 (sra_modify_function_body): New function.
2042 (perform_intra_sra): Call sra_modify_function_body to modify the
2044 (replace_removed_params_ssa_names): Parameter data changed into
2046 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
2047 changed the parameter dont_convert to convert with the opposite
2049 (sra_ipa_modify_assign): Parameter data changed into adjustments
2050 vector, return value changed to bool.
2051 (ipa_sra_modify_function_body): New function.
2052 (sra_ipa_reset_debug_stmts): Updated a comment.
2053 (modify_function): Use ipa_sra_modify_function_body to modify function
2056 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2059 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2060 (canon_true_dependence): Likewise.
2061 (write_dependence_p): Likewise.
2063 2010-05-04 Jan Hubicka <jh@suse.cz>
2065 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2066 * cgraphbuild.c: Include ipa-utils.h
2067 (record_reference_ctx): New struct.
2068 (record_reference): Simplify to work on initializers; not statements.
2069 (mark_address, mark_load, mark_store): New.
2070 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2072 (record_references_in_initializer): Update use of record_reference.
2073 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2076 2010-05-04 Jan Hubicka <jh@suse.cz>
2078 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2079 node will be removed anyway.
2080 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2081 relink aliases of node into prevailing node.
2082 * varpool.c (varpool_remove_node): Remove aliases properly;
2083 when removing node, remove all its aliases too; remove DECL_INITIAL
2084 of removed node; ggc_free the varpool node.
2086 2010-05-04 Richard Guenther <rguenther@suse.de>
2088 PR tree-optimization/43879
2089 * tree-ssa-structalias.c (alias_get_name): Use
2090 DECL_ASSEMBLER_NAME if available.
2091 (create_function_info_for): Return the varinfo node.
2092 (ipa_pta_execute): Associate same-body aliases and extra names
2093 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2095 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2097 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2099 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2102 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2103 only if HONOR_REG_ALLOC_ORDER is not defined.
2105 2010-05-04 Richard Guenther <rguenther@suse.de>
2107 PR tree-optimization/43949
2108 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2111 2010-04-26 Jason Merrill <jason@redhat.com>
2113 * c.opt (-fstrict-enums): New.
2114 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2116 2010-05-03 David Ung <davidu@mips.com>
2117 James E. Wilson <wilson@codesourcery.com>
2119 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2120 emit the trap instruction before the divide for TUNE_74K.
2122 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2124 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2125 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2126 based on the above, for new target hook.
2128 * hooks.c (hook_bool_mode_true): New generic hook.
2129 * hooks.h (hook_bool_mode_true): Add prototype.
2131 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2133 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2134 target hook, set to hook_bool_mode_false.
2135 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2136 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2137 with targetm.small_register_classes_for_mode_p.
2138 (find_reusable_reload): Likewise.
2139 (combine_reloads): Likewise.
2140 * reload1.c (reload_as_needed): Likewise.
2141 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2142 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2143 dead_or_predicable): Likewise.
2144 * regmove.c (optimize_reg_copy_1): Likewise.
2145 * calls.c (prepare_call_address): Likewise.
2146 (precompute_register_parameters): Likewise.
2148 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2150 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2151 implementation of the hook that considers all register classes
2152 small except for SH64.
2153 (sh_override_options): Use the new hook.
2154 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2157 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2159 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2160 implementation of the hook that considers all register classes
2162 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2165 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2167 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2168 implementation of the hook that considers all register classes
2170 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2173 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2175 * config/m32c/m32c.h: Likewise.
2176 * config/pdp11/pdp11.h: Likewise.
2177 * config/avr/avr.h: Likewise.
2178 * config/xtensa/xtensa.h: Likewise.
2179 * config/m68hc11/m68hc11.h: Likewise.
2180 * config/mn10300/mn10300.h: Likewise.
2181 * config/mcore/mcore.h: Likewise.
2182 * config/h8300/h8300.h: Likewise.
2183 * config/bfin/bfin.h: Likewise.
2185 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2186 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2188 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2190 * double-int.h (tree_to_double_int): Remove macro.
2191 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2192 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2193 (tree_to_double_int): New function.
2194 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2196 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2198 2010-05-03 Richard Guenther <rguenther@suse.de>
2200 PR tree-optimization/43971
2201 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2202 constraints in the !flag_delete_null_pointer_checks case.
2204 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2207 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2208 result mode matches original rtl mode.
2210 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2213 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2215 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2217 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2218 when processing flag options.
2220 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2222 * gcov-iov.c (main): Change format string placeholder
2223 from %#08x to 0x%08x.
2224 * genchecksum.c (dosum): Change format string placeholder
2225 from %#02x to 0x%02x.
2227 2010-05-02 Richard Guenther <rguenther@suse.de>
2229 PR tree-optimization/43879
2230 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2232 2010-05-02 Bruno Haible <bruno@clisp.org>
2234 * doc/extend.texi (Function Attributes): Fix a typo.
2236 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2239 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2240 placeholder from 0x%x to %#x.
2241 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2242 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2243 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2244 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2245 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2246 * config/i386/i386.c (ix86_target_string): Ditto.
2247 * config/i386/i386.c (output_pic_addr_const): Ditto.
2248 (print_operand): Ditto.
2250 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2252 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2253 placeholder from 0x%x to %#x.
2254 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2255 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2256 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2257 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2258 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2259 * optc-gen.awk: Ditto.
2260 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2261 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2262 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2263 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2265 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2267 * target.h (struct calls): Add function_value_regno_p field.
2268 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2269 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2270 * targhooks.c (default_function_value_regno_p): New function.
2271 * targhooks.h (default_function_value_regno_p): Declare function.
2272 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2273 * builtins.c. (apply_result_size): (Ditto.).
2274 * combine.c. (likely_spilled_retval_p): (Ditto.).
2275 * mode-switching.c. Include 'target.h'.
2276 (create_pre_exit): Use function_value_regno_p hook.
2277 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2278 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2279 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2281 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2282 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2283 (ix86_function_value_regno_p): Declare as static, change argument
2284 type to const unsigned int.
2285 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2287 2010-05-01 Richard Guenther <rguenther@suse.de>
2289 PR tree-optimization/43949
2290 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2292 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2294 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2296 * rtl.h (CONST_DOUBLE_P): Define.
2297 (rtx_to_double_int): Declare.
2298 * emit-rtl.c (rtx_to_double_int): New function.
2299 * dwarf2out.c (insert_double): New function.
2300 (loc_descriptor, add_const_value_attribute): Clean up, use
2301 rtx_to_double_int and insert_double functions.
2303 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2305 * doc/extend.texi (Inline): Add missing return keyword to examples.
2306 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2309 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2311 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2312 the variable part of the offset as well. Use highest_pow2_factor for
2313 all alignment checks.
2315 2010-04-30 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/43879
2318 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2321 2010-04-30 Jan Hubicka <jh@suse.cz>
2323 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2325 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2327 2010-04-30 Jan Hubicka <jh@suse.cz>
2329 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2331 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2332 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2333 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2334 cgraph_node_set_needs_ltrans_p): Remove.
2336 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2338 * sdbout.c: Include vec.h, do not include varray.h.
2339 (deferred_global_decls, sdbout_global_decl,
2340 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2341 * toplev.c: Do not include varray.h.
2342 (dump_memory_report): Do not dump VARRAY statistics.
2343 * gengtype.c (open_base_file): Ignore varray.h.
2344 * Makefile.in: Update for abovementioned changes.
2345 Remove all traces of varray.c and varray.h.
2346 * varray.c: Remove file.
2347 * varray.h: Remove file.
2349 2010-04-30 Jan Hubicka <jh@suse.cz>
2351 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2354 2010-04-30 Jan Hubicka <jh@suse.cz>
2356 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2359 2010-04-30 Richard Guenther <rguenther@suse.de>
2361 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2362 constraints for CONSTRUCTOR.
2364 2010-04-30 Richard Guenther <rguenther@suse.de>
2367 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2368 first after all lowering passes.
2370 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2372 * toplev.c: Include varray.h for statistics dumping.
2373 * tree.h: Do not declare varray_head_tag.
2374 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2375 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2376 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2377 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2378 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2379 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2380 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2381 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2383 * Makefile.in: Update for abovementioned changes.
2385 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2388 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2390 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2392 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2393 Use this function to do machine-specific conversion.
2394 (picochip_legitimize_reload_address): Likewise.
2395 (picochip_legitimate_address_p): Check valid base register only if
2397 (picochip_check_conditional_copy): Check for modw only if opnd is
2399 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2400 to call the function in c.
2401 * config/picochip/picochip-protos.h
2402 (picochip_legitimize_reload_address): Define.
2403 * config/picochip/picochip.md (supported_compare1): Define.
2405 2010-04-30 Jan Hubicka <jh@suse.cz>
2407 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2408 (cgraph_global_info): Remove inlined.
2409 (LTO_cgraph_tag_names): Remove.
2410 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2411 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2412 simplify cgraph tags and document.
2413 (lto_output_node): Use only LTO_cgraph_unavail_node and
2414 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2415 for_functions_valid, global info, process and output flags.
2416 (input_overwrite_node): Initialize estimated stack size and
2417 estimated growth. Do not read flags we no longer store.
2418 (input_node): Likewise do not read info no longer stored.
2419 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2422 2010-04-30 Richard Guenther <rguenther@suse.de>
2424 PR tree-optimization/43879
2425 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2426 handle non-zero initializers.
2428 2010-04-30 Richard Guenther <rguenther@suse.de>
2430 * builtins.c (fold_builtin_1): Delete free (0).
2432 2010-04-29 Jan Hubicka <jh@suse.cz>
2434 * gengtype.c (open_base_files): Add lto-streamer.h
2435 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2436 (pass_ipa_cp): GGC collect.
2437 * toplev. (compile_file): Do not output symbols.
2438 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2439 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2440 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2441 * lto-section-in.c: Include ggc.h
2442 (lto_new_in_decl_state): Alloc in GGC.
2443 (lto_delete_in_decl_state): Likewise.
2444 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2447 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2450 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2451 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2452 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2453 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2454 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2455 account only if HONOR_REG_ALLOC_ORDER is not defined.
2456 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2457 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2459 2010-04-29 Jon Grant <04@jguk.org>
2461 * collect2.c (vflag): Change type from int to bool.
2463 (helpflag): New global bool.
2464 (main): Set vflag and debug with boolean, not integer truth values.
2465 Accept new "--help" option and output usage text if found.
2466 * collect2.h (vflag): Update prototype.
2469 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2472 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2474 2010-04-29 Richard Guenther <rguenther@suse.de>
2477 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2478 with ATTRIBUTE_UNUSED.
2480 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2483 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2484 INSN_P with NONDEBUG_INSN_P.
2485 (distance_non_agu_define): Likewise.
2486 (distance_agu_use): Likewise.
2488 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2490 From Dominique d'Humieres <dominiq@lps.ens.fr>
2492 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2495 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2497 * plugin.h (invoke_plugin_callbacks): New inline function.
2498 * plugin.c (flag_plugin_added): New global flag.
2499 (add_new_plugin): Initialize above flag.
2500 (invoke_plugin_callbacks): Rename to ...
2501 (invoke_plugin_callbacks_full): ... this.
2503 2010-04-28 Jan Hubicka <jh@suse.cz>
2505 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2506 (lto_varpool_replace_node): New.
2507 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2508 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2509 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2510 * cgraph.h (varpool_node_ptr): New type.
2511 (varpool_node_ptr): New vector.
2512 (varpool_node_set_def): New structure.
2513 (varpool_node_set): New type.
2514 (varpool_node_set): New vector.
2515 (varpool_node_set_element_def): New structure.
2516 (varpool_node_set_element, const_varpool_node_set_element): New types.
2517 (varpool_node_set_iterator): New type.
2518 (varpool_node): Add prev pointers, add used_from_other_partition,
2520 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2521 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2522 varpool_get_node, varpool_remove_node): Declare.
2523 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2524 varpool_node_set_size): New inlines.
2525 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2526 * tree-pass.h (varpool_node_set_def): Forward declare.
2527 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2528 (ipa_write_optimization_summaries): Update prototype.
2529 * ipa-cp.c (ipcp_write_summary): Update.
2530 * ipa-reference.c (ipa_reference_write_summary): Update.
2531 * lto-cgraph.c (lto_output_varpool_node): New static function.
2532 (output_varpool): New function.
2533 (input_varpool_node): New static function.
2534 (input_varpool_1): New function.
2535 (input_cgraph): Input varpool.
2536 * ipa-pure-const.c (pure_const_write_summary): Update.
2537 * lto-streamer-out.c (lto_output): Update, output varpool too.
2538 (write_global_stream): Kill WPA hack.
2539 (produce_asm_for_decls): Update.
2540 (output_alias_pair_p): Handle variables.
2541 (output_unreferenced_globals): Output only needed partition of varpool.
2542 * ipa-inline.c (inline_write_summary): Update.
2543 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2545 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2546 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2547 varpool_node_set_new, varpool_node_set_add,
2548 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2549 debug_varpool_node_set): New functions.
2550 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2551 (execute_one_pass): Process new decls too.
2552 (ipa_write_summaries_2): Pass around vsets.
2553 (ipa_write_summaries_1): Likewise.
2554 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2556 (ipa_write_optimization_summaries_1): Pass around vsets.
2557 (ipa_write_optimization_summaries): Likewise.
2558 * varpool.c (varpool_get_node): New.
2559 (varpool_node): Update doubly linked lists.
2560 (varpool_remove_node): New.
2561 (dump_varpool_node): More dumping.
2562 (varpool_enqueue_needed_node): Update doubly linked lists.
2563 (decide_is_variable_needed): Kill ltrans hack.
2564 (varpool_finalize_decl): Kill lto hack.
2565 (varpool_assemble_decl): Skip decls in other partitions.
2566 (varpool_assemble_pending_decls): Update doubly linkes lists.
2567 (varpool_empty_needed_queue): Likewise.
2568 (varpool_extra_name_alias): Likewise.
2569 * lto-streamer.c (lto_get_section_name): Add vars section.
2570 * lto-streamer.h (lto_section_type): Update.
2571 (output_varpool, input_varpool): Declare.
2573 2010-04-28 Mike Stump <mikestump@comcast.net>
2575 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2577 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2579 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2580 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2581 (lto_input_ts_type_tree_pointers): Likewise.
2582 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2583 (lto_output_ts_type_tree_pointers): Likewise.
2585 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2587 Uniquization of constants at the Tree level
2588 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2589 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2591 (tree_output_constant_def): Declare.
2592 * gimplify.c (gimplify_init_constructor): When using block copy, first
2593 uniquize the constant constructor on the RHS.
2594 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2595 DECL_IN_CONSTANT_POOL flag.
2596 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2597 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2599 (assemble_variable): Deal with symbols belonging to the tree constant
2601 (get_constant_section): Add ALIGN parameter and simplify.
2602 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2603 (assemble_constant_contents): Use the expression of the VAR_DECL.
2604 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2605 (tree_output_constant_def): New global function.
2606 (mark_constant): Use the expression of the VAR_DECL.
2607 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2609 (output_object_block): Likewise and assemble the expression.
2611 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2613 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2614 hash_tree, eq_tree): New tree hash table.
2615 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2616 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2617 lto_orig_address_remove): Reimplement.
2619 2010-04-28 Xinliang David Li <davidxl@google.com>
2622 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2623 (compute_uninit_opnds_pos): New function.
2624 (is_non_loop_exit_postdominating): New function.
2625 (compute_control_dep_chain): New function.
2626 (find_pdom): New function.
2627 (convert_control_dep_chain_into_preds): New function.
2628 (find_predicates): New function.
2629 (find_control_equiv_block): New function.
2630 (collect_phi_def_edges): New function.
2631 (find_def_preds): New function.
2632 (find_dom): New function.
2633 (dump_predicates): New function.
2634 (get_cmp_code): New function.
2635 (is_value_included_in): New function.
2636 (find_matching_predicate_in_rest_chains): New function.
2637 (use_pred_not_overlap_with_undef_path_pred): New function.
2638 (is_use_properly_guarded): New function.
2639 (normalize_cond_1): New function.
2640 (is_and_or_or): New function.
2641 (normalize_cond): New function.
2642 (is_gcond_subset_of): New function.
2643 (is_subset_of_any): New function.
2644 (is_or_set_subset_of): New function.
2645 (is_and_set_subset_of): New function.
2646 (is_norm_cond_subset_of): New function.
2647 (is_pred_expr_subset_of): New function.
2648 (is_pred_chain_subset_of): New function.
2649 (is_included_in): New function.
2650 (is_superset_of): New function.
2651 (find_uninit_use): New function.
2652 (warn_uninitialized_phi): New function.
2653 (compute_possibly_undefined_names): New function.
2654 (ssa_undefined_value_p): New function.
2655 (execute_late_warn_uninitialized): New function.
2656 * tree-ssa.c (ssa_undefined_value_p): Removed.
2657 (warn_uninit): Changed to extern.
2658 (warn_uninitialized_phi): Removed.
2659 (warn_uninitialized_vars): Changed to extern.
2660 (execute_late_warn_uninitialized): Removed
2661 * tree-flow.h: Add new prototypes.
2662 * timevar.def: Add new time variable.
2663 * Makefile.in: Add new build file.
2665 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2667 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2670 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2673 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2675 2010-04-28 Martin Jambor <mjambor@suse.cz>
2677 * cgraph.h (struct cgraph_node): New field indirect_calls.
2678 (struct cgraph_indirect_call_info): New type.
2679 (struct cgraph_edge): Removed field indirect_call. New fields
2680 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2681 (cgraph_create_indirect_edge): Declare.
2682 (cgraph_make_edge_direct): Likewise.
2683 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2684 * ipa-prop.h (struct ipa_param_call_note): Removed.
2685 (struct ipa_node_params): Removed field param_calls.
2686 (ipa_create_all_structures_for_iinln): Declare.
2687 * cgraph.c: Described indirect edges and uids in initial comment.
2688 (cgraph_add_edge_to_call_site_hash): New function.
2689 (cgraph_edge): Search also among the indirect edges, use
2690 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2691 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2692 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2694 (initialize_inline_failed): Assign a reason to indirect edges.
2695 (cgraph_create_edge_1): New function.
2696 (cgraph_create_edge): Moved some functionality to
2697 cgraph_create_edge_1.
2698 (cgraph_create_indirect_edge): New function.
2699 (cgraph_edge_remove_callee): Add an assert checking for
2701 (cgraph_edge_remove_caller): Special-case indirect edges.
2702 (cgraph_remove_edge): Likewise.
2703 (cgraph_set_edge_callee): New function.
2704 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2705 (cgraph_make_edge_direct): New function.
2706 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2707 the declaration of the call statement matches.
2708 (cgraph_node_remove_callees): Special-case indirect edges.
2709 (cgraph_clone_edge): Likewise.
2710 (cgraph_clone_node): Clone also the indirect edges.
2711 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2712 indirect_call, dump count of indirect_calls edges.
2713 * ipa-prop.c (iinlining_processed_edges): New variable.
2714 (ipa_note_param_call): Create indirect edges instead of
2715 creating notes. New parameter node.
2716 (ipa_analyze_call_uses): New parameter node, pass it on to
2717 ipa_note_param_call.
2718 (ipa_analyze_stmt_uses): Likewise.
2719 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2720 (print_edge_addition_message): Work on edges rather than on notes.
2721 (update_call_notes_after_inlining): Likewise, renamed to
2722 update_indirect_edges_after_inlining.
2723 (ipa_create_all_structures_for_iinln): New function.
2724 (ipa_free_node_params_substructures): Do not free notes.
2725 (ipa_edge_duplication_hook): Propagate bits within
2726 iinlining_processed_edges bitmap.
2727 (ipa_node_duplication_hook): Do not duplicate notes.
2728 (free_all_ipa_structures_after_ipa_cp): Renamed to
2729 ipa_free_all_structures_after_ipa_cp.
2730 (free_all_ipa_structures_after_iinln): Renamed to
2731 ipa_free_all_structures_after_iinln.
2732 (ipa_write_param_call_note): Removed.
2733 (ipa_read_param_call_note): Removed.
2734 (ipa_write_indirect_edge_info): New function.
2735 (ipa_read_indirect_edge_info): Likewise.
2736 (ipa_write_node_info): Do not stream notes, do stream information
2738 (ipa_read_node_info): Likewise.
2739 (lto_ipa_fixup_call_notes): Removed.
2740 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2741 * ipa-inline.c (pass_ipa_inline): Likewise.
2742 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2743 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2744 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2746 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2748 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2749 (output_cgraph): Stream also indirect edges.
2750 (lto_output_edge): Added capability to stream indirect edges.
2751 (input_edge): Likewise.
2752 (input_cgraph_1): Likewise.
2753 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2756 2010-04-28 Richard Guenther <rguenther@suse.de>
2758 PR tree-optimization/43879
2759 PR tree-optimization/43909
2760 * tree-ssa-structalias.c (struct variable_info): Add
2761 only_restrict_pointers flag.
2762 (new_var_info): Initialize it. Increment stats.total_vars here.
2763 (create_function_info_for): Do not increment stats.total_vars here.
2764 (get_function_part_constraint): Fix build with C++.
2765 (insert_into_field_list): Remove.
2766 (push_fields_onto_fieldstack): Properly merge fields.
2767 (create_variable_info_for): Split and simplify.
2768 (create_variable_info_for_1): New piece.
2769 (intra_create_variable_infos): Properly make restrict constraints
2772 2010-04-28 Richard Guenther <rguenther@suse.de>
2775 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2777 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2778 Jan Hubicka <hubicka@ucw.cz>
2780 * doc/invoke.texi (-Wsuggest-attribute=const,
2781 -Wsuggest-attribute=pure): Document.
2782 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2783 (function_always_visible_to_compiler_p,
2784 suggest_attribute, warn_function_pure, warn_function_const):
2786 (check_call): Improve debug info.
2787 (analyze_function): Do not check availability.
2788 (add_new_function): Check availability.
2789 (propagate): Output warnings.
2790 (skip_function_for_local_pure_const): New function.
2791 (local_pure_const): Use it; output warnings.
2792 * common.opt (Wsuggest-attribute=const,
2793 Wsuggest-attribute=pure): New.
2795 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2797 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2798 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2799 or DW_CFA_def_cfa_offset{,_sf}.
2801 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2803 * tree.h: Fix truncated long macros.
2805 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2807 * collect2.c (TARGET_64BIT): Redefine to target's default.
2808 * tlink.c: Likewise.
2809 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2810 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2811 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2812 for underscoring __USER_LABEL_PREFIX__.
2813 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2814 (SUB_LINK_ENTRY32): New.
2815 (SUB_LINK_ENTRY64): New.
2816 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2817 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2818 (SUB_LINK_ENTRY64): New.
2819 (SUB_LINK_ENTRY): New.
2820 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2821 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2822 x64 target is choosen.
2823 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2824 * configure: Regenerated.
2825 * configure.ac (leading-mingw64-underscores): Option added.
2827 2010-04-27 Jan Hubicka <jh@suse.cz>
2829 * doc/invoke.texi (-fipa-profile): Document.
2830 * opts.c (decode_options): Enable ipa-profile at -O1.
2831 * timevar.def (TV_IPA_PROFILE): Define.
2832 * common.opt (fipa-profile): Add.
2833 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2835 (cgraph_propagate_frequency): Handle only local ones.
2836 * tree-pass.h (pass_ipa_profile): Declare.
2837 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2838 (pass_ipa_profile): Use TV_IPA_PROFILE.
2839 * ipa.c (ipa_profile): New function.
2840 (gate_ipa_profile): Likewise.
2841 (pass_ipa_profile): New global variable.
2842 * passes.c (pass_ipa_profile): New.
2844 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2846 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2848 2010-04-27 Martin Jambor <mjambor@suse.cz>
2851 * ipa.c (dissolve_same_comdat_group_list): New function.
2852 (function_and_variable_visibility): Call
2853 dissolve_same_comdat_group_list when comdat group contains external or
2855 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2856 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2858 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2860 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2861 (const_hash_1) <VECTOR_CST>: New case.
2862 (compare_constant) <VECTOR_CST>: Likewise.
2863 <ADDR_EXPR>: Deal with LABEL_REFs.
2864 (copy_constant) <VECTOR_CST>: New case.
2866 2010-04-27 Jan Hubicka <jh@suse.cz>
2868 * cgraph.c (cgraph_propagate_frequency): New function.
2869 * cgraph.h (cgraph_propagate_frequency): Declare.
2870 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2871 cgraph_propagate_frequency.
2873 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2875 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2877 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2880 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2881 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2882 here to determine which regs to push and how much stack to reserve.
2884 2010-04-27 Jie Zhang <jie@codesourcery.com>
2886 * doc/gimple.texi (gimple_statement_with_ops): Remove
2887 addresses_taken field.
2888 (gimple_statement_with_memory_ops): Likewise.
2890 2010-04-27 Jan Hubicka <jh@suse.cz>
2892 * tree-inline.c (eni_inlining_weights): Remove.
2893 (estimate_num_insns): Special case more builtins.
2895 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2898 * c-typeck.c (build_binary_op): Move forward check for comparison
2899 pointer with null pointer constant and adjust the diagnostic message.
2901 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2904 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2905 binutils supports extended .section directive needed by LTO, or
2906 warn if older binutils found.
2907 (LTO_BINARY_READER): New AC_SUBST'd variable.
2908 (LTO_USE_LIBELF): Likewise.
2909 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2911 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2912 (LTO_USE_LIBELF): Likewise.
2913 * configure: Regenerate.
2915 * collect2.c (is_elf): Rename from this ...
2916 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2917 object files in addition to ELF-formatted ones.
2918 (scan_prog_file): Caller updated. Also allow for LTO info marker
2919 symbol to be prefixed or not by an extra underscore.
2921 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
2922 * config/i386/winnt.c: Also #include lto-streamer.h
2923 (i386_pe_asm_named_section): Specify 1-byte section alignment for
2925 (i386_pe_asm_output_aligned_decl_common): Add comment.
2926 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
2928 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
2931 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
2932 Add missing earlyclobber for second alternative.
2934 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
2936 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
2937 bits for artificial defs at the top of the block.
2938 * fwprop.c (single_def_use_enter_block): Don't call it.
2940 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
2943 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
2944 instead of "$gcc_cv_objdump -T".
2945 Use "-undefined dynamic_lookup" on darwin.
2946 * gcc/configure: Regenerate.
2948 2010-04-26 Jakub Jelinek <jakub@redhat.com>
2951 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
2953 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2955 * c-parser.c (struct c_token): Move location field up.
2956 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
2957 (struct c_declspecs): Convert typespec_word, storage_class, and
2958 default_int_p into bitfields.
2959 (struct c_declarator): Move loc field up.
2961 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
2963 * cfgloop.h (struct loop): Move can_be_parallel field up.
2964 * ipa-prop.h (struct ip_node_params): Move bitfields up.
2965 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
2967 (struct iv_cand): Convert pos field into a bitfield.
2968 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
2970 (struct _stmt_vec_info): Shuffle fields for better packing.
2972 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2974 * varasm.c (IN_NAMED_SECTION): Remove guard.
2975 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
2976 (IN_NAMED_SECTION_P): ...this.
2977 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
2978 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2980 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
2982 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
2983 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
2984 of shadowing it. Fix comments.
2986 2010-04-26 Jan Hubicka <jh@suse.cz>
2988 * cgraph.c (cgraph_create_node): Set node frequency to normal.
2989 (cgraph_clone_node): Copy function frequency.
2990 * cgraph.h (node_frequency): New enum
2991 (struct cgraph_node): Add.
2992 * final.c (rest_of_clean_state): Update.
2993 * lto-cgraph.c (lto_output_node): Output node frequency.
2994 (input_overwrite_node): Input node frequency.
2995 * tre-ssa-loop-ivopts (computation_cost): Update.
2996 * lto-streamer-out.c (output_function): Do not output function
2998 * predict.c (maybe_hot_frequency_p): Update and handle functions
3000 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
3002 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
3003 (compute_function_frequency): Set noreturn functions to be executed
3005 (choose_function_section): Update.
3006 * lto-streamer-in.c (input_function): Do not input function frequency.
3007 * function.c (allocate_struct_function): Do not initialize function
3009 * function.h (function_frequency): Remove.
3010 (struct function): Remove function frequency.
3011 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
3012 (try_update): Update.
3013 * tree-inline.c (initialize_cfun): Do not update function frequency.
3014 * passes.c (pass_init_dump_file): Update.
3015 * i386.c (ix86_compute_frame_layout): Update.
3016 (ix86_pad_returns): Update.
3018 2010-04-26 Jie Zhang <jie@codesourcery.com>
3020 PR tree-optimization/43833
3021 * tree-vrp.c (range_int_cst_p): New.
3022 (range_int_cst_singleton_p): New.
3023 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
3024 when both operands are constants. Use range_int_cst_p in
3027 2010-04-26 Jan Hubicka <jh@suse.cz>
3029 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
3031 2010-04-26 Richard Guenther <rguenther@suse.de>
3034 * gimple.c (gimple_decl_printable_name): Deal gracefully
3035 with a NULL DECL_NAME.
3037 2010-04-26 Richard Guenther <rguenther@suse.de>
3040 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
3041 if emitting debug information and it is either a function
3042 or a namespace decl.
3044 2010-04-26 Ira Rosen <irar@il.ibm.com>
3046 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
3047 determine if the statement is vectorizable, and a macro to access it.
3048 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3049 Skip statements that can't be vectorized. If the analysis fails,
3050 mark the statement as unvectorizable if vectorizing basic block.
3051 (vect_compute_data_refs_alignment): Likewise.
3052 (vect_verify_datarefs_alignment): Skip statements marked as
3053 unvectorizable. Add print.
3054 (vect_analyze_group_access): Skip statements that can't be
3055 vectorized. If the analysis fails, mark the statement as
3056 unvectorizable if vectorizing basic block.
3057 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3058 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3059 generated stmts for SLP.
3060 (new_stmt_vec_info): Initialize the new field.
3061 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3062 statements marked as unvectorizable.
3064 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3066 * c-common.c (flag_isoc1x): New.
3067 (flag_isoc99): Update comment.
3068 * c-common.h (flag_isoc1x): New.
3069 (flag_isoc99): Update comment.
3070 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3071 __<type>_DECIMAL_DIG__.
3072 * c-opts.c (set_std_c1x): New.
3073 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3074 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3075 * c.opt (-std=c1x, -std=gnu1x): New options.
3076 * doc/cpp.texi: Mention -std=c1x.
3077 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3078 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3079 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3080 * doc/standards.texi: Mention C1X.
3081 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3082 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3083 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3086 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3088 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3089 placeholder from 0x%x to %#x.
3090 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3091 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3092 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3093 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3094 * config/i386/i386.c (ix86_target_string): Ditto.
3095 (output_pic_addr_const): Ditto.
3096 (print_operand): Ditto.
3098 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3100 * combine.c (find_split_point): Add third argument. Use it
3101 to find nested multiply-accumulate instructions. Adjust calls.
3102 (try_combine): Adjust call to find_split_point.
3104 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3106 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3108 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3110 PR tree-optimization/41442
3111 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3112 (fold_binary_loc): Call it.
3114 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3116 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3117 * opts.c (common_handle_option): Allow disabling it.
3118 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3120 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3122 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3123 between modes if both types are integral.
3125 2010-04-23 Richard Guenther <rguenther@suse.de>
3127 PR tree-optimization/43572
3128 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3130 2010-04-23 Richard Guenther <rguenther@suse.de>
3133 * tree-inline.c (tree_can_inline_p): Also check compatibility
3136 2010-04-23 Martin Jambor <mjambor@suse.cz>
3138 PR tree-optimization/43846
3139 * tree-sra.c (struct access): New flag grp_assignment_read.
3140 (build_accesses_from_assign): Set grp_assignment_read.
3141 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3142 (enum mark_read_status): New type.
3143 (analyze_access_subtree): Propagate grp_assignment_read, create
3144 accesses also if both direct_read and root->grp_assignment_read.
3146 2010-04-23 Martin Jambor <mjambor@suse.cz>
3149 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3150 function does not have type attributes.
3152 2010-04-23 Richard Guenther <rguenther@suse.de>
3155 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3158 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3160 * sese.h (create_if_region_on_edge): Remove.
3162 * sese.c (create_if_region_on_edge): Make static.
3164 * tree-inline.c: Do not include ggc.h.
3166 * expr.c: Do not include ggc.h.
3168 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3171 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3174 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3175 in the middle of insns for casesi_worker_2.
3177 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3179 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3181 2010-04-22 Ira Rosen <irar@il.ibm.com>
3183 PR tree-optimization/43842
3184 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3185 loop unrolling in update of exit phis. Fix comment.
3186 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3187 least two reduction statements in the loop before starting SLP
3190 2010-04-22 Nick Clifton <nickc@redhat.com>
3192 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3194 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3196 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3199 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3201 * tree-parloops.c (loop_parallel_p): New argument
3202 parloop_obstack. Pass it down.
3203 (parallelize_loops): New variable parloop_obstack. Initialize it,
3204 pass it down, free it.
3206 * tree-loop-linear.c (linear_transform_loops): Pass down
3209 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3210 of type struct obstack *.
3212 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3213 scratch_obstack. Initialize it, pass down, free it.
3215 * lambda.h (lambda_loop_new): Remove.
3216 (lambda_matrix_new, lambda_matrix_inverse)
3217 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3218 argument of type struct obstack *.
3220 * lambda-trans.c (lambda_trans_matrix_new): New argument
3221 lambda_obstack. Pass it down, use obstack allocation for ret.
3222 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3225 * lambda-mat.c (lambda_matrix_get_column)
3226 (lambda_matrix_project_to_null): Remove.
3227 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3229 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3232 * lambda-code.c (lambda_loop_new): New function.
3233 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3234 (lambda_compute_auxillary_space, lambda_compute_target_space)
3235 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3236 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3237 (build_access_matrix): New argument lambda_obstack. Use obstack
3239 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3240 argument lambda_obstack. Pass it down.
3242 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3244 * optabs.h (expand_widening_mult): Declare.
3246 2010-04-22 Richard Guenther <rguenther@suse.de>
3248 PR tree-optimization/43845
3249 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3250 lookup the CALL_EXPR function and arguments.
3252 2010-04-22 Nick Clifton <nickc@redhat.com>
3254 * config/stormy16/stormy16.c
3255 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3256 * config/stormy16/stormy16.h: Tidy up formatting.
3257 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3258 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3259 (ineqbranchsi): Delete pattern.
3260 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3261 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3262 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3263 stormy16-lib2-ucmpsi2.c.
3265 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3267 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3268 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3269 extra set merge_set_noclobber, and use it to relax the final test
3271 * df.h (df_simulate_find_noclobber_defs): Declare.
3272 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3274 (df_simulate_find_noclobber_defs): New function.
3276 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3278 * config/i386/i386.md: Use {} around multi-line preparation statements.
3280 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3282 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3283 (process_init_element): New argument of type struct obstack *.
3285 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3286 (set_init_index, set_init_label, set_nonincremental_init)
3287 (set_nonincremental_init_from_string, find_init_member)
3288 (output_init_element, output_pending_init_elements)
3289 (process_init_element): New argument braced_init_obstack. Pass it
3291 (push_range_stack, add_pending_init): New argument
3292 braced_init_obstack. Use obstack allocation.
3294 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3295 braced_init_obstack. Pass it down.
3296 (c_parser_braced_init): New variables ret, braced_init_obstack.
3297 Initialize obstack, pass it down and finally free it.
3299 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3302 * tree-pass.h (pass_optimize_widening_mul): Declare.
3303 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3304 gate_optimize_widening_mul): New static functions.
3305 (pass_optimize_widening_mul): New.
3306 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3307 <case MULT_EXPR>: Remove support for widening multiplies.
3308 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3309 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3310 simplify_gen_unary rather than directly building extensions.
3311 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3313 * expmed.c (expand_widening_mult): New function.
3314 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3316 2010-04-21 Jan Hubicka <jh@suse.cz>
3318 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3319 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3320 * lto-wpa-fixup.c: Remove.
3321 * Makefile.in (lto-wpa-fixup.o): Remove.
3322 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3323 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3324 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3326 2010-04-21 Jan Hubicka <jh@suse.cz>
3328 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3329 add write_optimization_summary, read_optimization_summary.
3330 (ipa_write_summaries_of_cgraph_node_set): Remove.
3331 (ipa_write_optimization_summaries): Declare.
3332 (ipa_read_optimization_summaries): Declare.
3333 * ipa-cp.c (pass_ipa_cp): Update.
3334 * ipa-reference.c (pass_ipa_reference): Update.
3335 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3336 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3338 * ipa-inline.c (pass_ipa_inline): Update.
3339 * ipa.c (pass_ipa_whole_program): Update.
3340 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3341 * passes.c (ipa_write_summaries_1): Do not test wpa.
3342 (ipa_write_optimization_summaries_1): New.
3343 (ipa_write_optimization_summaries): New.
3344 (ipa_read_summaries): Do not test ltrans.
3345 (ipa_read_optimization_summaries_1): New.
3346 (ipa_read_optimization_summaries): New.
3348 2010-04-21 Jan Hubicka <jh@suse.cz>
3350 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3352 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3354 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3357 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3358 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3360 2010-04-21 Jan Hubicka <jh@suse.cz>
3362 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3364 2010-04-21 Jan Hubicka <jh@suse.cz>
3366 * varpool.c (decide_is_variable_needed): Variable is always needed
3369 2010-04-21 Jan Hubicka <jh@suse.cz>
3371 * opts.c (decode_options): Enable pure-const pass for whopr.
3373 2010-04-21 Jan Hubicka <jh@suse.cz>
3375 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3376 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3378 (cgraph_decide_inlining): Do not expect callee to be removed in all
3381 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3383 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3385 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3387 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3388 amdfam10_decode attributes.
3390 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3393 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3394 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3395 (lower_copyprivate_clauses): Use private var in outer
3396 context instead of original var. Make sure the types
3397 are correct for VLAs.
3399 2010-04-21 Richard Guenther <rguenther@suse.de>
3401 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3402 to non-pointer objects.
3404 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3406 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3407 last chain entry if it starts with the still current label.
3408 (add_location_or_const_value_attribute): Check that
3409 loc_list->first->next is NULL instead of comparing ->first with ->last.
3410 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3411 to add_var_loc_to_decl.
3413 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3414 >= 4 add also address size and segment size fields into CIE header.
3416 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3417 long as address size is the same as sizeof (void *) and
3419 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3420 address size or segment size is unexpected, return DW_EH_PE_omit.
3421 (classify_object_over_fdes): If get_cie_encoding returned
3422 DW_EH_PE_omit, return -1.
3423 (init_object): If classify_object_over_fdes returned -1,
3424 pretend there were no FDEs at all.
3426 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3428 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3429 bswap{si,di}2 using SWI48 mode iterator.
3430 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3431 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3432 set modrm attribute of bswap insn to 0 and remove length attribute.
3433 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3434 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3435 set mode attribute to <MODE> and remove length attribute.
3437 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3439 PR rtl-optimization/43520
3440 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3441 zero available registers.
3443 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3445 * builtins.c (fold_builtin_cproj): Fold more cases.
3447 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3449 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3450 (fold_builtin_1): Fold builtin cproj.
3451 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3452 Use ATTR_CONST_NOTHROW_LIST.
3454 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3456 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3457 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3458 ffsi2_no_cmove for !TARGET_CMOVE.
3459 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3460 (ffssi2): Remove expander.
3461 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3463 (ctz<mode>2): Ditto from ctz{si,di}2.
3464 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3466 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3469 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3471 * dwarf2out.c (AT_linkage_name): Define.
3472 (clone_as_declaration): Handle DW_AT_linkage_name.
3473 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3474 of DW_AT_MIPS_linkage_name.
3475 (move_linkage_attr): Likewise.
3476 (dwarf2out_finish): Likewise.
3478 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3481 * fold-const.c (fold_comparison): New folding rule.
3483 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3485 * double-int.h (double_int_setbit): Declare.
3486 * double-int.c (double_int_setbit): New function.
3487 * rtl.h (immed_double_int_const): Declare.
3488 * emit-rtl.c (immed_double_int_const): New function.
3489 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3490 and immed_double_int_const functions.
3491 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3492 expand_copysign_bit): (Ditto.).
3493 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3494 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3495 * dojump.c (prefer_and_bit_test): (Ditto.).
3496 * expr.c (convert_modes, reduce_to_bit_field_precision,
3497 const_vector_from_tree): (Ditto.).
3498 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3500 2010-04-20 Jan Hubicka <jh@suse.cz>
3502 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3503 (dump_cgraph_node): Dump new flags.
3504 * cgraph.h (struct cgraph_node): Add flags
3505 reachable_from_other_partition and in_other_partition.
3506 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3507 other partition can not be removed.
3508 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3509 the other partition must be output; silence sanity checking on
3510 leaking functions bodies from other paritition.
3511 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3512 (lto_output_node): Output new flags; do not sanity check that inline
3513 clones are output; drop lto_forced_extern_inline_p code; do not mock
3514 visibility flags at partition boundaries.
3515 (add_node_to): New function.
3516 (output_cgraph): Use it to sort functions so masters appear before
3518 (input_overwrite_node): Input new flags.
3519 * passes.c (ipa_write_summaries): Do not call
3520 lto_new_extern_inline_states.
3521 * lto-section-out.c (forced_extern_inline,
3522 lto_new_extern_inline_states lto_delete_extern_inline_states,
3523 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3524 * lto-streamer.h (lto_new_extern_inline_states,
3525 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3526 lto_forced_extern_inline_p): Kill.
3528 2010-04-20 Richard Guenther <rguenther@suse.de>
3530 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3531 from vars that can have pointers.
3532 (process_constraint): Dump useless constraints.
3534 2010-04-20 Richard Guenther <rguenther@suse.de>
3536 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3537 (dump_sa_points_to_info): Remove asserts.
3538 (init_base_vars): nothing_id isn't an escape point nor does it
3541 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3543 * tree.h (TYPE_REF_IS_RVALUE): Define.
3544 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3545 should_move_die_to_comdat, prune_unused_types_walk): Handle
3546 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3547 (modified_type_die, gen_reference_type_die): Emit
3548 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3549 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3551 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3554 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3555 calls for -fpic -m31 if they have been sibcall optimized.
3557 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3559 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3560 ar.lc fixed and call-used.
3562 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3564 2010-04-19 Jan Hubicka <jh@suse.cz>
3566 * opts.c (decode_options): Disable whpr incompatible passes.
3567 * lto/lto.c (lto_1_to_1_map): Skip clones.
3568 (read_cgraph_and_symbols): Do not mark everything as needed.
3569 (do_whole_program_analysis): Do map only after optimizing;
3570 set proper cgraph_state; use passmanager.
3572 2010-04-19 DJ Delorie <dj@redhat.com>
3574 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3575 POINTER_PLUS_EXPR and fix them.
3577 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3579 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3580 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3581 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3582 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3583 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3584 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3585 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3586 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3587 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3588 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3589 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3591 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3593 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3594 (check_cond_move_block): Likewise.
3595 (cond_move_process_if_block): Likewise.
3596 (noce_find_if_block): Improve formatting.
3597 (find_if_header): Pass 0 to memset and tweak conditions.
3598 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3600 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3602 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3606 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3607 with non-local decl doesn't need chain.
3609 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3611 * ira-color.c (allocno_reload_assign): Avoid accumulating
3612 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3614 2010-04-19 Martin Jambor <mjambor@suse.cz>
3616 * gimple.h (create_tmp_reg): Declare.
3617 * gimplify.c (create_tmp_reg): New function.
3618 (gimplify_return_expr): Use create_tmp_reg.
3619 (gimplify_omp_atomic): Likewise.
3620 (gimple_regimplify_operands): Likewise.
3621 * tree-dfa.c (make_rename_temp): Likewise.
3622 * tree-predcom.c (predcom_tmp_var): Likewise.
3623 (reassociate_to_the_same_stmt): Likewise.
3624 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3625 (get_replaced_param_substitute): Likewise.
3626 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3627 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3628 * tree-ssa-pre.c (get_representative_for): Likewise.
3629 (create_expression_by_pieces): Likewise.
3630 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3631 (create_tailcall_accumulator): Likewise.
3633 2010-04-19 Martin Jambor <mjambor@suse.cz>
3635 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3637 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3639 2010-04-19 Richard Guenther <rguenther@suse.de>
3641 PR tree-optimization/43796
3642 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3643 from SCEV in the lattice.
3644 (vrp_visit_phi_node): Dump change.
3646 2010-04-19 Richard Guenther <rguenther@suse.de>
3648 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3649 * configure: Re-generated.
3651 2010-04-19 Richard Guenther <rguenther@suse.de>
3653 PR tree-optimization/43783
3654 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3655 constant ARRAY_REF operands two and three if possible.
3657 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3660 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3662 2010-04-19 Jie Zhang <jie@codesourcery.com>
3665 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3667 2010-04-19 Ira Rosen <irar@il.ibm.com>
3669 PR tree-optimization/37027
3670 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3671 and macro to access it.
3672 (vectorizable_reduction): Add argument.
3673 (vect_get_slp_defs): Likewise.
3674 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3675 statements for possible use in SLP.
3676 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3677 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3678 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3680 (vectorizable_reduction): Likewise.
3681 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3683 (vectorizable_type_demotion, vectorizable_type_promotion,
3684 vectorizable_store): Likewise.
3685 (vect_analyze_stmt): Update call to vectorizable_reduction.
3686 (vect_transform_stmt): Likewise.
3687 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3688 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3689 from different interleaving chains in same node.
3690 (vect_slp_rearrange_stmts): New function.
3691 (vect_supported_load_permutation_p): Allow load permutations for
3692 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3693 inside SLP nodes if necessary.
3694 (vect_analyze_slp_instance): Handle reductions.
3695 (vect_analyze_slp): Try to build SLP instances originating from groups
3697 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3698 (vect_get_constant_vectors): Create initial vectors for reductions
3699 according to reduction code. Add new argument.
3700 (vect_get_slp_defs): Add new argument, pass it to
3701 vect_get_constant_vectors.
3702 (vect_schedule_slp_instance): Remove SLP tree root statements.
3704 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3706 * tree.h (ENUM_IS_SCOPED): Define.
3707 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3708 for ENUM_IS_SCOPED enums.
3710 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3712 * fold-const.c (fold_comparison): Use ssizetype.
3713 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3714 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3715 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3716 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3718 * tree.h (initialize_sizetypes): Remove parameter.
3719 (build_common_tree_nodes): Remove second parameter.
3720 * stor-layout.c (initialize_sizetypes): Remove parameter.
3721 Always create an unsigned type.
3722 (set_sizetype): Assert that the passed type is unsigned and simplify.
3723 * tree.c (build_common_tree_nodes): Remove second parameter.
3724 Adjust call to initialize_sizetypes.
3725 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3726 build_common_tree_nodes.
3728 2010-04-18 Matthias Klose <doko@ubuntu.com>
3730 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3732 2010-04-18 Ira Rosen <irar@il.ibm.com>
3734 PR tree-optimization/43771
3735 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3736 load permutation doesn't have gaps.
3738 2010-04-18 Jan Hubicka <jh@suse.cz>
3740 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3741 (sse_prologue_save_insn expander): Use new pattern.
3742 (sse_prologue_save_insn1): New pattern and splitter.
3743 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3745 * i386.c (setup_incoming_varargs_64): Do not compute jump
3747 (ix86_gimplify_va_arg): Update alignment needed.
3748 (ix86_local_alignment): Do not align all local arrays to 128bit.
3750 2010-04-17 Jan Hubicka <jh@suse.cz>
3752 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3754 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3756 * arm.md (negdi2): Remove redundant code to force values into a
3759 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3761 * arm/bpabi.S: Add EABI alignment attributes to objects.
3762 * arm/bpabi-v6m.S: Likewise.
3763 * arm/crti.asm: Likewise.
3764 * arm/crtn.asm: Likewise.
3765 * arm/lib1funcs.asm: Likewise.
3766 * arm/libunwind.S: Likewise.
3768 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3770 * arm-protos.h (tune_params): New structure.
3771 * arm.c (current_tune): New variable.
3772 (arm_constant_limit): Delete.
3773 (struct processors): Add pointer to the tune parameters.
3774 (arm_slowmul_tune): New tuning option.
3775 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3776 (all_cores): Adjust to pick up the tuning model.
3777 (arm_constant_limit): New function.
3778 (arm_override_options): Select the appropriate tuning model. Delete
3779 initialization of arm_const_limit.
3780 (arm_split_constant): Use the new constant-limit model.
3781 (arm_rtx_costs): Pick up the current tuning model.
3782 * arm.md (is_strongarm, is_xscale): Delete.
3783 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3784 for Xscale variant architectures.
3785 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3787 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3789 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3791 (arm_rtx_costs_1): Remove unused variable extra_cost.
3792 (arm_unwind_emit_set): Use variable offset.
3793 (thumb1_output_casesi): Remove unused variable flags.
3795 2010-04-16 Jeff Law <law@redhat.com>
3797 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3798 needing assignment rather than doing a two-phase assignment. Remove
3799 unused variable 'm'.
3801 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3804 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3806 2010-04-16 Doug Kwan <dougkwan@google.com>
3808 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3809 (next_operand_entry_id): New static variable.
3810 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3811 (add_to_ops_vec): Assigned unique ID to operand entry.
3812 (struct oecount_s): New field ID.
3813 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3814 (undistribute_ops_list): Assign unique IDs to oecounts.
3815 (init_reassoc): reset next_operand_entry_id.
3817 2010-04-16 Doug Kwan <dougkwan@google.com>
3819 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3820 missing left parenthesis.
3822 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3824 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3825 *btdi_rex64 using SWI48 mode iterator.
3826 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3827 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3828 *jcc_btdi_mask_rex64.
3830 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3832 * double-int.h (tree_to_double_int): Convert to macro.
3833 * double-int.c (tree_to_double_int): Remove.
3835 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3838 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3839 with want_address 2 and in case a single element list might be
3840 possible, call it again with want_address 0.
3842 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3844 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3845 case 'W' print operands for HI mode.
3846 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3847 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3848 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3849 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3851 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3853 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3854 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3855 #xx:3 and #xx:4 mode.
3857 * config/h8300/h8300.md (inverted load with HImode dest): Add
3858 support for H8300SX.
3860 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3861 satisfy 'U' constraint.
3863 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3865 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3866 * configure: Regenerate.
3867 * config.in: Regenerate.
3868 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3871 2010-04-16 Richard Guenther <rguenther@suse.de>
3873 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3874 (struct tree_decl_common): ... here.
3875 (DECL_PT_UID): Adjust.
3876 (SET_DECL_PT_UID): Likewise.
3877 (DECL_PT_UID_SET_P): Likewise.
3879 2010-04-16 Richard Guenther <rguenther@suse.de>
3881 PR tree-optimization/43572
3882 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3883 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3884 * tree-flow.h (is_call_clobbered): Remove.
3885 * tree-flow-inline.h (is_call_clobbered): Likewise.
3886 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3887 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3888 (execute_return_slot_opt): Adjust.
3889 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3890 check for call clobbered vars here.
3891 (find_tail_calls): Move tailcall verification to the
3894 2010-04-16 Diego Novillo <dnovillo@google.com>
3896 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3898 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3901 * config/arm/arm.md (cbranchqi4): New pattern.
3902 * config/arm/predicates.md (const0_operand,
3903 cbranchqi4_comparison_operator): New predicates.
3905 2010-04-16 Richard Guenther <rguenther@suse.de>
3907 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3908 (dump_gimple_stmt): Likewise.
3910 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3912 * recog.h (struct recog_data): New field is_operator.
3913 (struct insn_operand_data): New field is_operator.
3914 * recog.c (extract_insn): Set recog_data.is_operator.
3915 * genoutput.c (output_operand_data): Emit code to set the
3917 * reload.c (find_reloads): Use it rather than testing for an
3918 empty constraint string.
3921 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
3922 If the previous insn is a cbranchsi4_insn with the same arguments,
3923 omit the compare instruction.
3925 * config/arm/arm.md (addsi3_cbranch): If destination is a high
3926 register, inputs must be low registers and we need a low register
3927 scratch. Handle alternative 2 like alternative 3.
3929 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3931 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
3932 don't call get_addr on both. If one expression is a VALUE and
3933 the other a REG, check VALUE's locs if the REG isn't among them.
3935 2010-04-16 Christian Bruel <christian.bruel@st.com>
3937 * config/sh/sh.h (sh_frame_pointer_required): New function.
3938 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
3939 (flag_omit_frame_pointer) Set.
3940 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
3941 (rounded_frame_size): Adjust size with outgoing_args_size.
3942 (sh_set_return_address): Must return from stack pointer.
3943 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
3944 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3945 (ACCUMULATE_OUTGOING_ARGS): Define.
3946 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
3947 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
3949 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
3952 * config/sh/sh.c (sh_legitimize_reload_address): Use
3953 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
3954 Remove a unneeded check for offset_base.
3956 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
3958 * configure: Regenerated.
3960 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3962 * config/s390/s390.c (s390_call_save_register_used): Switch back
3963 to HARD_REGNO_NREGS.
3965 2010-04-15 Richard Guenther <rguenther@suse.de>
3967 * alias.c (alias_set_subset_of): Handle alias-set zero
3970 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
3971 Julian Brown <julian@codesourcery.com>
3973 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
3974 alternatives according to use of high and low regs.
3975 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
3976 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
3977 optimizing for size on Thumb-2.
3979 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
3981 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
3983 2010-04-15 Richard Guenther <rguenther@suse.de>
3985 * tree-ssa-structalias.c (struct variable_info): Add
3987 (new_var_info): Initialize it.
3988 (dump_constraints): Support printing last added constraints.
3989 (debug_constraints): Adjust.
3990 (dump_constraint_graph): Likewise.
3991 (make_heapvar_for): Check for NULL cfun.
3992 (get_function_part_constraint): New function.
3993 (get_fi_for_callee): Likewise.
3994 (find_func_aliases): Properly implement IPA PTA constraints.
3995 (process_ipa_clobber): New function.
3996 (find_func_clobbers): Likewise.
3997 (insert_into_field_list_sorted): Remove.
3998 (create_function_info_for): Properly allocate vars for IPA mode.
3999 Do not use insert_into_field_list_sorted.
4000 (create_variable_info_for): Properly generate constraints for
4001 global vars in IPA mode.
4002 (dump_solution_for_var): Always dump the solution.
4003 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
4004 (find_what_var_points_to): Adjust.
4005 (pt_solution_set): Change.
4006 (pt_solution_ior_into): New function.
4007 (pt_solution_empty_p): Export.
4008 (pt_solution_includes_global): Adjust.
4009 (pt_solution_includes_1): Likewise.
4010 (pt_solutions_intersect_1): Likewise.
4011 (dump_sa_points_to_info): Check some invariants.
4012 (solve_constraints): Move constraint dumping ...
4013 (compute_points_to_sets): ... here.
4014 (ipa_pta_execute): ... and here.
4015 (compute_may_aliases): Do not re-compute points-to info
4016 locally if IPA info is available.
4017 (ipa_escaped_pt): New global var.
4018 (ipa_pta_execute): Properly implement IPA PTA.
4019 * tree-into-ssa.c (dump_decl_set): Support dumping
4020 decls not in referenced-vars.
4021 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
4022 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
4023 (dump_points_to_solution): Likewise.
4024 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
4025 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
4026 (remap_gimple_stmt): Reset call clobber/use information if necessary.
4027 (copy_decl_to_var): Copy DECL_PT_UID.
4028 (copy_result_decl_to_var): Likewise.
4029 * tree.c (make_node_stat): Initialize DECL_PT_UID.
4030 (copy_node_stat): Copy it.
4031 * tree.h (DECL_PT_UID): New macro.
4032 (SET_DECL_PT_UID): Likewise.
4033 (DECL_PT_UID_SET_P): Likewise.
4034 (struct tree_decl_minimal): Add pt_uid member.
4035 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
4036 (pt_solution_empty_p): Declare.
4037 (pt_solution_set): Adjust.
4038 (ipa_escaped_pt): Declare.
4039 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
4040 * gimple-pretty-print.c (pp_points_to_solution): New function.
4041 (dump_gimple_call): Dump call clobber/use information.
4042 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
4043 * tree-pass.h (TDF_ALIAS): New dump option.
4044 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
4045 * doc/invoke.texi (-fipa-pta): Update documentation.
4047 2010-04-15 Richard Guenther <rguenther@suse.de>
4049 * Makefile.in (OBJS-common): Add gimple-fold.o.
4050 (gimple-fold.o): New rule.
4051 * tree.h (maybe_fold_offset_to_reference,
4052 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
4054 * gimple.h: ... here.
4055 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
4056 may_propagate_address_into_dereference): Move prototypes ...
4057 * gimple.h: ... here.
4058 * tree-ssa-ccp.c (get_symbol_constant_value,
4059 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4060 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4061 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4062 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4063 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4064 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4065 gimplify_and_update_call_from_tree): Move ...
4066 * gimple-fold.c: ... here. New file.
4067 (ccp_fold_builtin): Rename to ...
4068 (gimple_fold_builtin): ... this.
4069 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4071 2010-04-15 Richard Guenther <rguenther@suse.de>
4073 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4074 fit_double_type, force_fit_type_double, add_double_with_sign,
4075 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4076 lrotate_double, rrotate_double, div_and_round_double): Move ...
4077 * double-int.c: ... here.
4078 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4079 add_double, neg_double, mul_double_with_sign, mul_double,
4080 lshift_double, rshift_double, lrotate_double, rrotate_double,
4081 div_and_round_double): Move prototypes ...
4082 * double-int.h: ... here.
4084 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4087 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4088 matching constraints to ensure inputs match the output.
4090 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4093 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4094 in an input-only operand.
4096 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4098 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4099 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4100 (double_int_negative_p): Convert to static inline function.
4101 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4102 (double_int_negative_p): Remove.
4103 * tree.h (lshift_double, rshift_double):
4104 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4105 * fold-const.c (fold_convert_const_int_from_real,
4106 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4107 (lshift_double): Change type of arith argument to bool.
4108 (rshift_double): Change type of arith argument to bool. Correct
4110 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4112 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4115 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4116 at the start and end of the then/else blocks, and omit them from the
4118 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4119 argument; all callers changed. Pass zero to old_insns_match_p instead.
4120 (flow_find_head_matching_sequence): New function.
4121 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4122 * basic-block.h (flow_find_cross_jump,
4123 flow_find_head_matching_sequence): Declare functions.
4125 2010-04-14 Jason Merrill <jason@redhat.com>
4128 * c-common.c (attribute_takes_identifier_p): New fn.
4129 * c-common.h: Declare it.
4131 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4133 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4135 (*udivmod<mode>4): Ditto.
4137 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/i386.md (maxmin_int): Rename code attribute from
4140 maxminiprefix and update all users.
4141 (maxmin_float): Ditto from maxminfprefix.
4142 (logic): Ditto from logicprefix.
4143 (absneg_mnemonic): Ditto from absnegprefix.
4144 * config/i386/mmx.md: Update all users of maxminiprefix,
4145 maxminfprefix and logicprefix for rename.
4146 * config/i386/sse.md: Ditto.
4147 * config/i386/sync.md (sync_<code><mode>): Update for
4150 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4153 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4154 warnings converted to errors.
4156 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4158 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4159 used insn_type variable.
4160 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4161 to avoid set-but-not-used warning.
4163 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4165 * df-core.c (df_ref_debug): Change format string placeholder
4167 * dwarf2asm.c (dw2_asm_output_data_raw,
4168 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4169 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4170 * dwarf2out.c (output_cfi, output_cfi_directive,
4171 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4172 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4174 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4175 * print-rtl.c (print_rtx): Ditto.
4177 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4180 * builtins.c (expand_builtin_pow_root): New function to expand pow
4181 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4182 series of sqrt and cbrt calls under -ffast-math.
4183 (expand_builtin_pow): Call it.
4185 2010-04-14 Michael Matz <matz@suse.de>
4187 PR tree-optimization/42963
4188 * tree-cfg.c (touched_switch_bbs): New static variable.
4189 (group_case_labels_stmt): New function broken out from ...
4190 (group_case_labels): ... here, use the above.
4191 (start_recording_case_labels): Allocate touched_switch_bbs.
4192 (end_recording_case_labels): Deallocate it, call
4193 group_case_labels_stmt.
4194 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4196 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4198 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4201 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4203 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4205 2010-04-13 Jan Hubicka <jh@suse.cz>
4207 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4208 of optimized out static functions.
4209 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4210 cost computation. Also sanity check for overflows.
4211 (update_caller_keys): Update cgraph_edge_badness call; properly
4212 update fibheap and sanity check that it is up to date.
4213 (add_new_edges_to_heap): Update cgraph_edge_badness.
4214 (cgraph_decide_inlining_of_small_function): Likewise;
4215 add sanity checking that badness in heap is up to date;
4216 improve dumping of reason; Update badness of calls to the
4217 offline copy of function currently inlined; dump badness
4218 of functions not inlined because of unit growth limits.
4220 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4223 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4224 because of sign-extension change when converting to sizetype here...
4225 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4227 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4228 the folding to constants. Remove redundant final conversion.
4229 (fold_binary) <associate>: Do not associate if the re-association of
4230 constants alone overflows.
4231 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4232 to the end of the list.
4233 (multiple_of_p) <COND_EXPR>: New case.
4235 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4237 * opt-functions.awk (opt_sanitized_name): New.
4239 * optc-gen.awk: Use it
4240 * opth-gen.awk: Use it.
4242 2010-04-13 Martin Jambor <mjambor@suse.cz>
4244 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4245 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4246 children. Call replace_uses_with_default_def_ssa_name to handle
4249 2010-04-13 Michael Matz <matz@suse.de>
4252 * builtins.c (expand_builtin_interclass_mathfn): Also create
4253 a register if the predicate doesn't match.
4255 2010-04-13 Diego Novillo <dnovillo@google.com>
4257 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4258 * c-pch.c: Include timevar.h.
4259 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4260 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4261 * ggc-common.c: Include timevar.h.
4262 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4263 * timevar.def (TV_PCH_SAVE): Define.
4264 (TV_PCH_CPP_SAVE): Define.
4265 (TV_PCH_PTR_REALLOC): Define.
4266 (TV_PCH_PTR_SORT): Define.
4267 (TV_PCH_RESTORE): Define.
4268 (TV_PCH_CPP_RESTORE): Define.
4270 2010-04-13 Michael Matz <matz@suse.de>
4272 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4274 (can_reassociate_p): New function.
4275 (break_up_subtract_bb, reassociate_bb): Use it.
4277 2010-04-13 Richard Guenther <rguenther@suse.de>
4280 * builtins.c (c_readstr): Fix assert.
4282 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4284 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4285 when generating cltd insn.
4287 (*ashl<mode>3_1): Remove special handling for register operand 2.
4288 (*ashlsi3_1_zext): Ditto.
4289 (*ashlhi3_1): Ditto.
4290 (*ashlhi3_1_lea): Ditto.
4291 (*ashlqi3_1): Ditto.
4292 (*ashlqi3_1_lea): Ditto.
4293 (*<shiftrt_insn><mode>3_1): Ditto.
4294 (*<shiftrt_insn>si3_1_zext): Ditto.
4295 (*<shiftrt_insn>qi3_1_slp): Ditto.
4296 (*<rotate_insn><mode>3_1): Ditto.
4297 (*<rotate_insn>si3_1_zext): Ditto.
4298 (*<rotate_insn>qi3_1_slp): Ditto.
4300 2010-04-13 Richard Guenther <rguenther@suse.de>
4302 * tree-ssa-structalias.c (callused_id): Remove.
4303 (call_stmt_vars): New.
4304 (get_call_vi): Likewise.
4305 (lookup_call_use_vi): Likewise.
4306 (lookup_call_clobber_vi): Likewise.
4307 (get_call_use_vi): Likewise.
4308 (get_call_clobber_vi): Likewise.
4309 (make_transitive_closure_constraints): Likewise.
4310 (handle_const_call): Adjust to do per-call call-used handling.
4311 (handle_pure_call): Likewise.
4312 (find_what_var_points_to): Remove general callused handling.
4313 (init_base_vars): Likewise.
4314 (init_alias_vars): Initialize call_stmt_vars.
4315 (compute_points_to_sets): Process call-used and call-clobbered
4316 vars for call statements.
4317 (delete_points_to_sets): Free call_stmt_vars.
4319 2010-04-13 Richard Guenther <rguenther@suse.de>
4321 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4322 Only add RW dependence for dependence distance zero.
4323 Adjust maximal vectorization factor according to dependences.
4324 Move alignment handling ...
4325 (vect_find_same_alignment_drs): ... here. New function.
4326 (vect_analyze_data_ref_dependences): Adjust.
4327 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4328 (vect_analyze_data_refs): Adjust minimal vectorization factor
4329 according to data references.
4330 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4331 dependences before determining the vectorization factor.
4332 Analyze alignment after determining the vectorization factor.
4333 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4334 dependences before alignment.
4335 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4337 (vect_analyze_data_refs): Likewise.
4338 (MAX_VECTORIZATION_FACTOR): New define.
4340 2010-04-13 Duncan Sands <baldrick@free.fr>
4342 * except.h (lang_eh_type_covers): Remove.
4343 * except.c (lang_eh_type_covers): Likewise.
4345 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4346 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4348 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4349 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4350 UNITS_PER_LONG where it is ABI relevant.
4351 (s390_return_addr_rtx): Likewise.
4352 (s390_back_chain_rtx): Likewise.
4353 (s390_frame_area): Likewise.
4354 (s390_frame_info): Likewise.
4355 (s390_initial_elimination_offset): Likewise.
4356 (save_gprs): Likewise.
4357 (s390_emit_prologue): Likewise.
4358 (s390_emit_epilogue): Likewise.
4359 (s390_function_arg_advance): Likewise.
4360 (s390_function_arg): Likewise.
4361 (s390_va_start): Likewise.
4362 (s390_gimplify_va_arg): Likewise.
4363 (s390_function_profiler): Likewise.
4364 (s390_optimize_prologue): Likewise.
4365 (s390_rtx_costs): Likewise.
4366 (s390_secondary_reload): Likewise.
4367 (s390_promote_function_mode): Likewise.
4368 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4369 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4370 registers available.
4371 (s390_unwind_word_mode): New function.
4372 (s390_function_value): Split 64 bit values into register pair if
4373 used as return value.
4374 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4375 function call parameters. Handle parallels.
4376 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4377 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4378 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4379 (s390_expand_setmem): Remove unused variable src_addr.
4380 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4381 deal with 64 bit registers.
4382 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4383 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4384 (UNITS_PER_LONG): New macro.
4385 * libjava/include/s390-signal.h: Define extended ucontext
4386 structure containing the upper halfs of the 64 bit registers.
4388 2010-04-13 Simon Baldwin <simonb@google.com>
4390 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4392 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4394 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4395 rvalue on the RHS if the LHS is of a non-renamable type.
4396 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4398 2010-04-13 Matthias Klose <doko@ubuntu.com>
4400 * gcc.c (cc1_options): Handle -iplugindir before processing
4401 the cc1 spec. Only add -iplugindir once.
4402 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4404 * common.opt (iplugindir): Remove `Separate' property, initialize.
4405 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4407 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4408 (distclean): Remove plugin dir.
4409 * doc/invoke.texi: Document -iplugindir.
4411 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4413 * doc/plugins.texi (Loading Plugins): Document short
4414 -fplugin=foo option.
4415 (Plugin API): Mention default_plugin_dir_name function.
4417 * gcc.c (find_file_spec_function): Add new declaration.
4418 (static_spec_func): Use it for "find-file".
4419 (find_file_spec_function): Add new function.
4420 (cc1_options): Add -iplugindir option if -fplugin* options found.
4422 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4424 * plugin.c (add_new_plugin): Updated comment, and handle short
4426 (default_plugin_dir_name): Added new function.
4428 * common.opt (iplugindir): New option to set the plugin directory.
4430 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4432 * config/i386/i386.md (any_rotate): New code iterator.
4433 (rotate_insn): New code attribute.
4435 (SWIM124): New mode iterator.
4436 (<rotate_insn>ti3): New expander.
4437 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4438 any_rotate code iterator.
4439 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4440 using any_rotate code iterator and SWIM124 mode iterator.
4441 (ix86_rotlti3): New insn_and_split pattern.
4442 (ix86_rotrti3): Ditto.
4443 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4444 ix86_rotl{di,ti}3 patterns.
4445 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4446 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4447 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4448 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4449 code iterator and SWI mode iterator.
4450 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4451 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4453 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4454 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4455 (bswap rotatert splitter): Add splitter.
4456 (bswap splitter): Macroize splitter using any_rotate code iterator.
4457 Add insn predicate to split only for TARGET_USE_XCHGB or when
4458 optimizing function for size.
4460 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4462 * config/pa/pa.c (emit_move_sequence): Remove use of
4463 deleted variable flag_argument_noalias.
4465 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4467 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4469 Add to unsupported targets list.
4470 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4471 sparc*-sun-solaris2.[567]* from target lists.
4472 * configure: Regenerate.
4473 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4475 Remove Solaris 7 patch references.
4476 (Specific, sparc-sun-solaris2.7): Removed.
4477 (sparc-sun-solaris2*): Update Solaris 7 example.
4478 (sparc64-*-solaris2*): Likewise.
4480 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4482 * config.build (alpha*-dec-osf4*): Remove.
4483 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4484 of obsolete configurations.
4485 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4487 * config/alpha/t-osf4: Renamed to ...
4488 * config/alpha/t-osf5: ... this.
4489 * config/alpha/osf.h: Renamed to ...
4490 * config/alpha/osf5.h: ... this.
4491 Merged old osf5.h contents.
4493 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4494 (EXTRA_SPECS): Removed.
4495 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4496 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4499 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4501 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4503 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4506 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4507 __thiscall convention.
4509 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4511 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4513 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4515 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4517 * function.c (assign_parms_initialize_all): Add unused attribute
4520 2010-04-12 Richard Guenther <rguenther@suse.de>
4522 * gsstruct.def (GSS_CALL): New.
4523 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4524 * gimple.h: Include tree-ssa-alias.h.
4525 (struct gimple_statement_call): New.
4526 (union gimple_statement_struct_d): Add gimple_call member.
4527 (gimple_call_reset_alias_info): Declare.
4528 (gimple_call_use_set): New function.
4529 (gimple_call_clobber_set): Likewise.
4530 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4531 * gimple.c (gimple_call_reset_alias_info): New function.
4532 (gimple_build_call_1): Call it.
4533 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4534 * tree-inline.c (remap_gimple_stmt): Likewise.
4535 (expand_call_inline): Remove callused handling.
4536 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4537 * tree-dfa.c (dump_variable): Likewise.
4538 * tree-parloops.c (parallelize_loops): Likewise.
4539 * tree-ssa.c (init_tree_ssa): Likewise.
4540 (delete_tree_ssa): Likewise.
4541 * tree-flow-inline.h (is_call_used): Remove.
4542 * tree-flow.h (struct gimple_df): Remove callused member.
4543 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4544 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4545 (ref_maybe_used_by_call_p_1): Simplify.
4546 (call_may_clobber_ref_p_1): Likewise.
4547 * tree-ssa-structalias.c (compute_points_to_sets): Set
4548 the call stmt used and clobbered sets.
4549 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4550 (find_tail_calls): Verify the tail call.
4552 2010-04-12 Richard Guenther <rguenther@suse.de>
4554 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4555 single-iteration always-inline inlining.
4556 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4557 (cgraph_decide_inlining): Do not handle always-inline specially.
4558 (try_inline): Remove always-inline cycle detection special case.
4559 Do not recurse on always-inlines.
4560 (cgraph_early_inlining): Do not iterate if not optimizing.
4561 (cgraph_gate_early_inlining): remove.
4562 (pass_early_inline): Run unconditionally.
4563 (gate_cgraph_decide_inlining): New function.
4564 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4565 not inlining or optimizing.
4566 (cgraph_decide_inlining_of_small_functions): Also consider
4567 always-inline functions.
4568 (cgraph_default_inline_p): Return true for nodes which should
4569 disregard inline limits.
4570 (estimate_function_body_sizes): Assume zero size and time for
4571 nodes which are marked as disregarding inline limits.
4572 (cgraph_decide_recursive_inlining): Do not perform recursive
4573 inlining on always-inline nodes.
4575 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4578 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4579 for exprs satisfying handled_component_p.
4581 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4583 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4584 non-constant aggregate elements.
4586 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4587 is a real initialization.
4589 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4592 * c-decl.c (start_function): Move forward check for nested function.
4594 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4596 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4597 * config/sh/sh.c: Include reload.h.
4598 (sh_legitimize_reload_address): New.
4599 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4600 sh_legitimize_reload_address.
4602 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4604 * config/sh/sh.md (*movqi_pop): New insn pattern.
4605 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4607 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4609 * config/i386/i386.md (any_shiftrt): New code iterator.
4610 (shiftrt_insn): New code attribute.
4612 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4613 using any_shiftrt code iterator.
4614 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4615 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4616 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4617 pattern from corresponding peephole2 patterns.
4618 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4619 using any_shiftrt code iterator.
4620 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4621 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4622 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4623 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4624 *{ashr,lshr}<mode>3_cmp_zext.
4625 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4627 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4629 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4631 (*lshr<mode>3_cconly): Ditto.
4633 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4635 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4636 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4637 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4638 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4640 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4641 from corresponding peephole2 patterns.
4642 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4643 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4644 and *lshrdi3_1_rex64 using SWI mode iterator.
4645 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4646 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4647 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4648 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4649 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4650 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4651 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4652 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4653 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4656 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4658 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4659 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4660 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4661 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4663 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4664 from corresponding peephole2 patterns.
4665 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4666 (ashrsi3_cvt): Rename from ashrsi3_31.
4667 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4668 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4669 and x86_64_shift_adj_3 using SWI48 mode iterator.
4670 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4671 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4672 and *ashrdi3_1_rex64 using SWI mode iterator.
4673 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4674 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4675 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4676 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4677 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4678 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4679 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4680 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4681 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4683 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4684 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4685 x86_shift<mode>_adj_3 expanders.
4687 2010-04-10 Wei Guozhi <carrot@google.com>
4690 * config/arm/arm.c (arm_pic_static_addr): New function.
4691 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4693 (arm_output_addr_const_extra): Output expression for new pattern.
4694 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4696 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4698 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4701 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4702 * web.c: Include "insn-config.h" and "recog.h".
4703 (union_match_dups): New function.
4704 (web_main): Call it.
4705 (union_defs): Don't try to recognize match_dups.
4707 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4708 if doing so would replace the entire pattern.
4710 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4714 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4715 and splitter pattern. Change splitter operand 1 predicate to
4718 2010-04-09 Martin Jambor <mjambor@suse.cz>
4720 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4721 lattices are addresses of CONST_DECLs with the same initial value.
4722 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4723 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4725 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4726 Bernd Schmidt <bernds@codesourcery.com>
4728 * loop-invariant.c (replace_uses): New static function.
4729 (move_invariant_reg): Use it to ensure we can replace the uses.
4731 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4733 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4735 (picochip_override_options): Enable section anchors only above -O1.
4736 (picochip_reorg): Fixed a couple of build warnings.
4738 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4740 * configure.ac (plugin -rdynamic test): Log result.
4741 * configure: Regenerate.
4742 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4743 (RDYNAMIC_SPEC): Define.
4744 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4746 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4748 * configure.ac: Determine Sun ld version numbers.
4749 (comdat_group): Restrict GNU ld version checks to gld.
4750 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4751 (enable_comdat): Support --enable-comdat.
4752 * configure: Regenerate.
4753 * doc/install.texi (Configuration): Document --enable-comdat.
4755 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4757 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4758 * config/sol2-gld.h: ... here.
4759 * config.gcc (sparc*-*-solaris2*): Reflect this.
4760 (i[34567]86-*-solaris2*): Use it.
4762 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4764 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4766 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4768 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4771 * diagnostic.c (diagnostic_initialize): Initialize
4772 some_warnings_are_errors.
4773 (diagnostic_finish): New.
4774 (diagnostic_action_after_output): Call it before exiting.
4775 (diagnostic_report_diagnostic): Do not print message here. Set
4776 some_warnings_are_errors.
4777 * diagnostic.h (diagnostic_context): Delete
4778 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4779 (diagnostic_finish): Declare.
4780 * toplev.c (toplev_main): Call it before exit.
4782 2010-04-09 Jason Merrill <jason@redhat.com>
4785 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4786 for incomplete type.
4789 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4790 based on a warning flag.
4792 2010-04-09 Richard Guenther <rguenther@suse.de>
4794 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4796 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4799 * varasm.c (default_assemble_visibility): Wrap vars that are
4800 set, but unused, by targets without GAS.
4801 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4802 Remove set, but unused, vars.
4803 (rs6000_legitimize_tls_address): Likewise.
4804 (altivec_expand_dst_builtin): Likewise.
4805 * config/darwin.c (machopic_classify_symbol): Likewise.
4806 (machopic_indirection_name): Likewise.
4808 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4810 * config/i386/i386.md (DWI): New mode iterator.
4811 (S): New mode attribute.
4812 (shift_operand): Ditto.
4813 (shift_immediate_operand): Ditto.
4814 (ashl_input_operand): Ditto.
4815 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4816 using SDWIM mode iterator.
4817 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4818 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4820 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4821 from corresponding peephole2 patterns.
4822 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4823 and x86_64_shift_adj_1 using SWI48 mode iterator.
4824 (x86_shift<mode>_adj_2): Ditto.
4825 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4826 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4827 using SWI48 mode iterator.
4828 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4829 *ashldi3_cmp_rex64 using SWI mode iterator.
4830 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4831 *ashldi3_cconly_rex64 using SWI mode iterator.
4832 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4833 x86_shift<mode>_adj_{1,2}.
4834 (ix86_split_ashr): Ditto.
4835 (ix86_split_lshr): Ditto.
4837 2010-04-09 Richard Guenther <rguenther@suse.de>
4839 * target.h (builtin_conversion): Pass in input and output types.
4840 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4841 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4842 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4843 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4845 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4847 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4849 2010-04-09 Richard Guenther <rguenther@suse.de>
4852 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4854 2010-04-09 Richard Guenther <rguenther@suse.de>
4856 * tree-vectorizer.h (struct _stmt_vec_info): Document
4857 that vectype is the type of the LHS.
4858 (supportable_widening_operation, supportable_narrowing_operation):
4859 Get both input and output vector types as arguments.
4860 (vect_is_simple_use_1): Declare.
4861 (get_same_sized_vectype): Likewise.
4862 * tree-vect-loop.c (vect_determine_vectorization_factor):
4863 Set STMT_VINFO_VECTYPE to the vector type of the def.
4864 (vectorizable_reduction): Adjust.
4865 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4866 Adjust. Specify the output vector type.
4867 (vect_pattern_recog_1): Adjust.
4868 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4869 (vectorizable_call): Adjust.
4870 (vectorizable_conversion): Likewise.
4871 (vectorizable_operation): Likewise.
4872 (vectorizable_type_demotion): Likewise.
4873 (vectorizable_type_promotion): Likewise.
4874 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4876 (vect_is_simple_use_1): New function.
4877 (supportable_widening_operation): Get both input and output
4879 (supportable_narrowing_operation): Likewise.
4880 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4882 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4884 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4885 __thiscall and _thiscall as predefined macros.
4886 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4887 thiscall attribute handling.
4888 (ix86_comp_type_attributes): Likewise.
4889 (ix86_function_regparm): Likewise.
4890 (ix86_return_pops_args): Likewise.
4891 (init_cumulative_args): Likewise.
4892 (find_drap_reg): Likewise.
4893 (ix86_static_chain): Likewise.
4894 (x86_this_parameter): Likewise.
4895 (x86_output_mi_thunk): Likewise.
4896 (ix86_attribute_table): Add description for thiscall attribute.
4897 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4898 * doc/extend.texi: Add documentation for thiscall.
4900 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4903 * c.opt (Wint-to-pointer-cast): Available in C++.
4904 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4906 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4908 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4909 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4910 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4911 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4912 function type instead. Reorder and simplify checks.
4914 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4916 2010-04-08 Jing Yu <jingyu@google.com>
4917 Zdenek Dvorak <ook@ucw.cz>
4919 PR tree-optimization/42720
4920 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
4921 loop unswitch conditions here from ...
4922 (tree_unswitch_single_loop): ... here.
4924 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4926 * tree-if-conv.c: Fix comments and simplify logic.
4928 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
4930 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
4931 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
4932 (main_tree_if_conversion): Update call to tree_if_conversion.
4934 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
4937 * doc/invoke.texi (-b,-V): Delete.
4938 * doc/tm.texi: Do not mention -b.
4939 * gcc.c (display_help): Delete -b and -V.
4940 (process_command): Delete -b and -V.
4941 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
4943 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
4944 Wolfgang Gellerich <gellerich@de.ibm.com>
4946 Implement target hook for loop unrolling
4947 * target.h (loop_unroll_adjust): Add a new target hook function.
4948 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
4949 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
4950 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
4951 (s390_loop_unroll_adjust): Implement the new target hook for s390.
4952 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
4954 (decide_unroll_stupid): Likewise.
4956 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4959 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
4961 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4963 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
4964 (Specific, *-*-solaris2*): Likewise.
4965 Don't prefer Sun as over GNU as.
4967 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
4969 * config/s390/s390.c (override_options): Adjust the z10 defaults
4970 for max-unroll-times, max-completely-peeled-insns
4971 and max-completely-peel-times.
4973 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4975 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
4976 instructions for z10.
4977 (s390_expand_setmem): Likewise.
4978 (s390_expand_cmpmem): Likewise.
4980 2010-04-08 Richard Guenther <rguenther@suse.de>
4982 PR tree-optimization/43679
4983 * tree-ssa-pre.c (eliminate): Only propagate copies.
4985 2010-04-08 Jakub Jelinek <jakub@redhat.com>
4988 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
4989 set but not used variable warning.
4991 2010-04-08 Wei Guozhi <carrot@google.com>
4994 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
4995 (arm_size_rtx_costs): Call the new function when optimized for size.
4997 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5000 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
5001 op0 is not a MEM, just return NULL instead of assertion
5003 (discover_nonconstant_array_refs): Don't walk debug stmts.
5005 2010-04-08 Doug Kwan <dougkwan@google.com>
5007 * configure.ac: Recognize gold and do not use its version number
5008 to test ld features.
5009 * configure: Regenerate.
5011 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
5014 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
5015 (negate_value): Move code to push elements to broken_up_substracts ...
5016 (eliminate_plus_minus_pair): ... here. Push operands that have no
5017 negative pair to plus_negates.
5018 (repropagate_negates, init_reassoc, fini_reassoc): Update.
5020 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5022 * doc/install.texi (Configuration): Move description of
5023 --enable-lto, --with-libelf*, --enable-gold from Java section to
5026 * doc/generic.texi (Working with declarations)
5027 (Function Properties, C and C++ Trees): Fix typos.
5028 * doc/sourcebuild.texi (Top Level): Likewise.
5030 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5033 * tree.h (DECL_READ_P): Define.
5034 (struct tree_decl_common): Add decl_read_flag.
5035 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
5036 a set but not used warning.
5037 (merge_decls): Merge DECL_READ_P flag.
5038 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
5039 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
5040 * c-common.c (handle_used_attribute, handle_unused_attribute):
5042 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
5044 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
5046 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
5047 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
5048 c_parser_binary_expression, c_parser_cast_expression,
5049 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
5050 Call default_function_array_read_conversion instead of
5051 default_function_array_conversion where needed.
5052 (c_parser_unary_expression, c_parser_conditional_expression,
5053 c_parser_postfix_expression_after_primary, c_parser_initelt):
5054 Likewise. Call mark_exp_read where needed.
5055 (c_parser_statement_after_labels, c_parser_asm_operands,
5056 c_parser_typeof_specifier, c_parser_sizeof_expression,
5057 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5059 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5061 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5062 (warn_unused_but_set_parameter): Default to warn_unused
5064 * doc/invoke.texi: Document -Wunused-but-set-variable and
5065 -Wunused-but-set-parameter.
5067 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5068 used count variable.
5069 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5070 when operandN variables aren't used in the body of the expander
5072 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5073 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5074 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5075 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5076 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5077 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5078 * tree.c (PROCESS_ARG): Likewise.
5080 2010-04-07 Simon Baldwin <simonb@google.com>
5082 * diagnostic.h (diagnostic_override_option_index): New macro to
5083 set a diagnostic's option_index.
5084 * c-tree.h (c_cpp_error): Add warning reason argument.
5085 * opts.c (_warning_as_error_callback): New.
5086 (register_warning_as_error_callback): Store callback for
5087 warnings enabled via enable_warning_as_error.
5088 (enable_warning_as_error): Call callback, minor code tidy.
5089 * opts.h (register_warning_as_error_callback): Declare.
5090 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5091 response to -Werror=.
5092 (c_common_init_options): Register warning_as_error_callback in opts.c.
5093 * common.opt: Add -Wno-cpp option.
5094 * c-common.c (struct reason_option_codes_t): Map cpp warning
5095 reason codes to gcc option indexes.
5096 * (c_option_controlling_cpp_error): New function, lookup the gcc
5097 option index for a cpp warning reason code.
5098 * (c_cpp_error): Add warning reason argument, call
5099 c_option_controlling_cpp_error for diagnostic_override_option_index.
5100 * doc/invoke.texi: Document -Wno-cpp.
5102 2010-04-07 Richard Guenther <rguenther@suse.de>
5104 * ipa-reference.c (mark_load): Use get_base_address.
5105 (mark_store): Likewise.
5107 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5108 inserting GIMPLE_NOPs into the IL.
5109 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5110 Explicitly strip handled components and indirect references.
5112 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5113 folding address expressions.
5114 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5115 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5116 operand_equal_p to compare decls.
5117 (ptr_deref_may_alias_decl_p): Likewise.
5118 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5119 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5120 Handle reversed comparison ops.
5121 * tree-sra.c (asm_visit_addr): Use get_base_address.
5122 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5123 * ipa-reference.c (mark_address): Use get_base_address.
5125 2010-04-07 Richard Guenther <rguenther@suse.de>
5127 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5128 Propagate constants everywhere.
5130 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5133 * tree.c (MAX_INT_CACHED_PREC): Define.
5134 (nonstandard_integer_type_cache): New array.
5135 (build_nonstandard_integer_type): Cache results for precision
5136 <= MAX_INT_CACHED_PREC.
5138 2010-04-07 Richard Guenther <rguenther@suse.de>
5140 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5141 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5142 * common.opt: Likewise.
5143 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5144 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5145 (nonoverlapping_memrefs_p): Likewise.
5146 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5147 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5148 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5149 OPT_fargument_noalias_global for backward compatibility.
5151 2010-04-07 Richard Guenther <rguenther@suse.de>
5153 PR tree-optimization/43270
5154 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5155 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5156 * tree-ssa-pre.c (phi_translate_1): Adjust.
5157 (fully_constant_expression): Split out vn_reference handling to ...
5158 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5159 Fold reads from constant strings.
5160 (vn_reference_lookup): Handle fully constant references.
5161 (vn_reference_lookup_pieces): Likewise.
5162 * Makefile.in (expmed.o-warn): Add -Wno-error.
5164 2010-04-07 Martin Jambor <mjambor@suse.cz>
5166 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5168 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5171 * gcc.c: Add -static-libstdc++ to list of recognized options.
5173 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5175 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5177 2010-04-07 Richard Guenther <rguenther@suse.de>
5180 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5181 bases build simple mem attributes to retain points-to information.
5183 2010-04-07 Richard Guenther <rguenther@suse.de>
5186 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5187 preserve points-to related information.
5189 2010-04-07 Richard Guenther <rguenther@suse.de>
5192 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5193 discard plain indirect references.
5194 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5195 * tree.c (tree_nop_conversion): Likewise.
5197 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5200 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5202 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5204 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5205 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5207 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5209 * tree-if-conv.c: Fix indentation and comments.
5211 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5213 * tree-if-conv.c: Sort static functions in topological order.
5215 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5217 * tree-if-conv.c: Fix indentation and comments.
5219 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5222 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5223 lang_hooks.types.type_for_size instead of
5224 build_nonstandard_integer_type.
5225 When converting an unsigned type to signed, double its precision.
5226 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5227 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5228 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5231 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5234 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5235 POINTER_PLUS_EXPR for pointer types.
5237 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5240 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5241 * graphite-clast-to-gimple.c: Include langhooks.h.
5242 (max_signed_precision_type): New.
5243 (max_precision_type): Takes two types as arguments.
5244 (precision_for_value): New.
5245 (precision_for_interval): New.
5246 (gcc_type_for_interval): New.
5247 (gcc_type_for_value): New.
5248 (gcc_type_for_clast_term): New.
5249 (gcc_type_for_clast_red): New.
5250 (gcc_type_for_clast_bin): New.
5251 (gcc_type_for_clast_expr): Split up into several functions.
5252 (gcc_type_for_clast_eq): Rewritten.
5253 (compute_bounds_for_level): New.
5254 (compute_type_for_level_1): New.
5255 (compute_type_for_level): New.
5256 (gcc_type_for_cloog_iv): Removed.
5257 (gcc_type_for_iv_of_clast_loop): Rewritten.
5258 (graphite_create_new_loop): Compute the lower and upper bound types
5259 with gcc_type_for_clast_expr.
5260 (graphite_create_new_loop_guard): Same.
5261 (find_cloog_iv_in_expr): Removed.
5262 (compute_cloog_iv_types_1): Removed.
5263 (compute_cloog_iv_types): Removed.
5264 (gloog): Do not call compute_cloog_iv_types.
5265 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5267 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5268 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5269 (GBB_CLOOG_IV_TYPES): Removed.
5271 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5273 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5274 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5275 (detect_commutative_reduction): Same.
5277 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5279 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5280 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5282 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5283 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5284 (rewrite_commutative_reductions_out_of_ssa): Same.
5285 * passes.c (execute_function_todo): Call verify_ssa for every pass
5286 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5287 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5288 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5289 with an extra argument.
5290 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5291 verify_ssa only when the extra argument is true.
5292 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5293 with an extra argument.
5294 (tree_transform_and_unroll_loop): Same.
5296 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5298 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5299 for all the passes of the LNO having LOOP_CLOSED_SSA.
5300 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5301 * tree-loop-distribution.c (pass_loop_distribution): Same.
5302 * tree-pass.h (TODO_verify_loops): Removed.
5303 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5305 (pass_tree_unswitch): Same.
5306 (pass_predcom): Same.
5307 (pass_vectorize): Same.
5308 (pass_linear_transform): Same.
5309 (pass_graphite_transforms): Same.
5310 (pass_iv_canon): Same.
5311 (pass_complete_unroll): Same.
5312 (pass_complete_unrolli): Same.
5313 (pass_parallelize_loops): Same.
5314 (pass_loop_prefetch): Same.
5315 (pass_iv_optimize): Same.
5317 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5320 * passes.c (init_optimization_passes): Move pass_lim before
5321 pass_copy_prop and pass_dce_loop.
5323 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5326 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5327 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5328 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5329 MULTI_* defines for 4 argument vpermil2p* builtins.
5331 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5333 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5334 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5335 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5336 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5337 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5338 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5339 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5340 Use x86_maybe_negate_const_int to output insn mnemonic.
5341 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5342 check from instruction predicate. Update comments.
5343 * config/i386/sync.md (sync_add<mode>): Use
5344 x86_maybe_negate_const_int to output insn mnemonic.
5346 2010-04-06 Jan Hubicka <jh@suse.cz>
5348 PR tree-optimization/42906
5349 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5350 IGNORE_SELF argument. Set visited_control_parents for fully
5352 (find_obviously_necessary_stmts): Update call of
5353 mark_control_dependent_edges_necessary.
5354 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5356 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5358 * config/i386/i386.md: Remove comment about 'e' and 'E'
5361 2010-04-06 Richard Guenther <rguenther@suse.de>
5363 PR tree-optimization/43627
5364 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5365 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5368 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5370 * BASE-VER: Change to 4.6.0.
5373 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5376 2010-04-06 Richard Guenther <rguenther@suse.de>
5379 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5381 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5383 * doc/invoke.texi (Optimize Options): Document that LTO
5384 won't remove object access purely due to incompatible
5387 2010-04-04 Matthias Klose <doko@ubuntu.com>
5389 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5390 Initialize variable.
5392 2010-04-03 Richard Guenther <rguenther@suse.de>
5395 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5396 require a non-NULL MEM_OFFSET.
5398 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5400 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5401 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5402 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5403 config/alpha/predicates.md, config/arm/arm.md,
5404 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5405 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5406 config/darwin9.h, config/darwin.c, config/darwin.h,
5407 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5408 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5409 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5410 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5411 config/mips/mips.md, config/mn10300/mn10300.c,
5412 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5413 config/rs6000/aix.h, config/rs6000/dfp.md,
5414 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5415 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5416 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5417 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5418 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5419 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5420 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5421 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5422 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5423 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5424 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5425 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5426 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5427 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5428 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5429 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5430 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5431 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5432 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5433 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5434 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5435 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5436 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5437 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5438 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5439 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5440 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5441 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5442 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5443 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5444 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5445 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5446 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5447 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5448 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5449 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5451 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5454 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5455 * aclocal.m4: Regenerate.
5457 2010-04-02 Richard Guenther <rguenther@suse.de>
5459 PR tree-optimization/43629
5460 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5461 if we have seen a constant value.
5463 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5465 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5467 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5470 * arm.c (legitimize_tls_address): Adjust call to
5471 gen_tls_load_dot_plus_four.
5472 (arm_note_pic_base): New function.
5473 (arm_cannot_copy_insn_p): Use it.
5474 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5477 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5482 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5484 * Makefile.in ($(out_object_file)): Depend on
5485 gt-$(basename $(notdir $(out_file))).h.
5487 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5489 * config.gcc (lm32-*-rtems*): Add t-lm32.
5491 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5493 * config.gcc: Add lm32-*-rtems*.
5494 * config/lm32/rtems.h: New file.
5496 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5499 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5501 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5503 * dwarf2out.c (output_compilation_unit_header): For
5504 -gdwarf-4 use version 4 instead of version 3.
5505 (output_line_info): For version 4 and above emit additional
5506 maximum ops per insn header field.
5507 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5509 * dwarf2out.c (is_c_family, is_java): Remove.
5510 (lower_bound_default): New function.
5511 (add_bound_info, gen_descr_array_type_die): Use it.
5513 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5516 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5517 re-declaration when it happens in a function.
5519 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5521 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5522 (cgraph_remove_function_insertion_hook): Same.
5523 (cgraph_call_function_insertion_hooks): Same.
5525 2010-04-01 Richard Guenther <rguenther@suse.de>
5528 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5529 and TREE_THIS_VOLATILE.
5530 (copy_ref_info): Likewise.
5531 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5532 * tree.c (build6_stat): Ignore side-effects of all but arg5
5533 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5536 2010-04-01 Richard Guenther <rguenther@suse.de>
5538 PR tree-optimization/43607
5539 * ipa-type-escape.c (check_call): Do not access non-existing
5542 2010-04-01 Richard Guenther <rguenther@suse.de>
5546 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5547 Jack Howarth <howarth@bromo.med.uc.edu>
5549 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5552 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5554 * doc/install.texi (Prerequisites): Document libelf usability on
5555 IRIX 5/6 and Solaris 2.
5556 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5557 Update GNU as, GNU ld requirements.
5558 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5559 Document Sun Studio compiler download.
5560 Update and simplify as, ld recommendations.
5561 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5563 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5565 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5566 with_tune_32 to pentium4.
5568 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5570 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5572 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5574 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5575 obsoletion, removal.
5577 Document GNU as requirement.
5578 Update configure requirements.
5579 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5580 Recomment IRIX 6.5.18+.
5581 Document IDF/IDL requirement.
5582 Document GNU as requirement.
5583 Document GNU ld bootstrap failure.
5584 Remove freeware.sgi.com reference.
5586 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5588 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5589 UNIX V4.0, V5.0 obsoletion, removal.
5590 Remove --with-gc=simple reference.
5591 Update VM requirements during bootstrap.
5592 Remove -oldas bootstrap description.
5593 Update binutils reference.
5594 Remove comparison failure note.
5596 2010-03-31 Richard Guenther <rguenther@suse.de>
5597 Zdenek Dvorak <ook@ucw.cz>
5598 Sebastian Pop <sebastian.pop@amd.com>
5601 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5602 with multiple arguments.
5603 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5605 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5607 * graphite-dependences.c (print_pddr): Call print_pdr with an
5609 * graphite-poly.c (debug_pdr): Add an extra argument for the
5612 (print_pbb_domain): Same.
5614 (print_scop_context): Same.
5616 (print_cloog): Same.
5617 (debug_pbb_domain): Same.
5621 (debug_scop_context): Same.
5623 (debug_cloog): Same.
5624 (print_scop_params): Same.
5625 (debug_scop_params): Same.
5626 (print_iteration_domain): Same.
5627 (print_iteration_domains): Same.
5628 (debug_iteration_domain): Same.
5629 (debug_iteration_domains): Same.
5630 (print_scattering_function): Same.
5631 (print_scattering_functions): Same.
5632 (debug_scattering_function): Same.
5633 (debug_scattering_functions): Same.
5634 * graphite-poly.h (debug_pdr): Update declaration.
5636 (print_pbb_domain): Same.
5638 (print_scop_context): Same.
5640 (print_cloog): Same.
5641 (debug_pbb_domain): Same.
5645 (debug_scop_context): Same.
5647 (debug_cloog): Same.
5648 (print_scop_params): Same.
5649 (debug_scop_params): Same.
5650 (print_iteration_domain): Same.
5651 (print_iteration_domains): Same.
5652 (debug_iteration_domain): Same.
5653 (debug_iteration_domains): Same.
5654 (print_scattering_function): Same.
5655 (print_scattering_functions): Same.
5656 (debug_scattering_function): Same.
5657 (debug_scattering_functions): Same.
5659 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5661 * graphite-poly.c (print_scattering_function_1): New.
5662 (print_scattering_function): Call it.
5663 (print_scop_params): Remove spaces at the end of lines.
5666 * graphite-poly.h (print_cloog): Declared.
5667 (debug_cloog): Declared.
5669 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5671 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5673 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5674 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5675 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5676 to switch between adding the IV bump in loop->latch or in loop->header.
5678 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5680 * graphite-poly.c (print_scattering_function): Pretty print following
5683 (print_pbb_domain): Same.
5684 (dump_gbb_cases): Same.
5685 (dump_gbb_conditions): Same.
5688 (print_scop_params): Same.
5689 (print_scop_context): Same.
5691 (print_pbb_body): New.
5692 (lst_indent_to): New.
5693 (print_lst): Start new lines with a #.
5694 * graphite-poly.h (pbb_bb): New.
5695 (pbb_index): Use pbb_bb.
5696 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5698 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5700 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5702 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5703 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5704 and 0 instead of 1 for dw_val_class_flag.
5705 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5706 dw_val_class_range_list, dw_val_class_loc_list,
5707 dw_val_class_lineptr and dw_val_class_macptr, use
5708 DW_FORM_flag_present for dw_val_class_flag and
5709 DW_FORM_exprloc for dw_val_class_loc.
5710 (output_die): For -gdwarf-4 print dw_val_class_loc
5711 size as uleb128 instead of 1 or 2 bytes and don't print
5712 anything for dw_val_class_flag.
5714 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5715 instead of cselib_lookup following by tweaking locs->setting_insn.
5718 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5719 even before returning from label, setjmp call or volatile asm
5722 2010-03-31 Richard Guenther <rguenther@suse.de>
5725 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5726 temporary data on stack.
5728 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5730 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5731 (PUSHSECTION_ASM_OP): Remove.
5732 (POPSECTION_ASM_OP): Remove.
5733 (PUSHSECTION_FORMAT): Remove.
5734 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5735 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5736 * config/sol2.c (solaris_output_init_fini): Use it.
5738 2010-03-31 Jie Zhang <jie@codesourcery.com>
5741 * opt-functions.awk (var_type_struct): Use signed char type
5742 for simple variables.
5744 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5746 * config/sol2.c: Include output.h.
5747 (solaris_assemble_visibility): New function.
5748 * config/t-sol2 (sol2.o): Add output.h dependency.
5749 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5750 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5753 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5756 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5757 V2SImode or XFmode on PRE_DEC.
5760 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5763 2010-03-31 Jie Zhang <jie@codesourcery.com>
5766 * reload.h (caller_save_initialized_p): Declare.
5767 * toplev.c (backend_init_target): Don't call
5768 init_caller_save but set caller_save_initialized_p to false.
5769 * caller-save.c (caller_save_initialized_p): Define.
5770 (init_caller_save): Check caller_save_initialized_p.
5771 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5773 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5776 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5777 and soft-fp/t-softfp to tmake_file.
5778 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5779 (LIBGCC2_TF_CEXT): Define.
5782 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5785 * cselib.c (n_useless_values): Document handling of debug locs.
5786 (n_useless_debug_values, n_debug_values): New variables.
5787 (new_elt_loc_list): Don't add to debug values, keep count.
5788 (promote_debug_loc): New.
5789 (cselib_reset_table): Zero new variables.
5790 (entry_and_rtx_equal_p): Promote debug locs.
5791 (discard_useless_locs): Increment n_useless_debug_values for
5793 (remove_useless_values): Adjust n_useless_values and n_debug_values
5794 with n_useless_debug_values.
5795 (add_mem_for_addr): Promote debug locs.
5796 (cselib_lookup_mem): Likewise.
5797 (cselib_lookup_addr): Renamed to...
5798 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5799 (cselib_log_lookup): ... this. Turn into...
5800 (cselib_lookup_addr): ... new wrapper.
5801 (cselib_lookup_from_insn): New.
5802 (cselib_invalidate_regno): Increment n_useless_debug_values for
5804 (cselib_invalidate_mem): Likewise.
5805 (cselib_process_insn): Take n_deleted and n_debug_values into
5806 account to guard remove_useless_value call.
5807 (cselib_finish): Zero n_useless_debug_values.
5808 * cselib.h (cselib_lookup_from_insn): Declare.
5809 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5810 (sched_analyze_2): Likewise.
5812 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5814 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5816 (adjust_mems): Replace narrowing SUBREG of expression containing
5817 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5818 with operations in the narrower mode.
5821 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5822 regs_invalidated_by_call instead all call_used_reg_set registers.
5824 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5827 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5828 pointer comparisons with types_compatible_p.
5829 * tree-vect-stmts.c (vectorizable_call): Same.
5830 (vectorizable_condition): Same.
5832 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5834 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5835 stack check if the mask would be zero.
5837 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5838 Jack Howarth <howarth@bromo.med.uc.edu>
5840 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5843 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5846 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5848 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5849 Include ___unordxf2 and ___unordtf2.
5850 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5853 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5855 * config/lm32/t-lm32: New file.
5856 * config.gcc: Use the above file when targetting lm32.
5858 2010-03-28 Duncan Sands <baldrick@free.fr>
5860 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5862 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5865 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5866 Improve vectorization cost model diagnostic.
5868 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5871 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5872 compute_data_dependences_for_loop returns false, early exit
5873 and output an extra diagnostic for the failed data reference
5876 2010-03-29 Richard Guenther <rguenther@suse.de>
5878 PR tree-optimization/43560
5879 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5880 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5882 2010-03-29 Jie Zhang <jie@codesourcery.com>
5885 * toplev.c (process_options): Set optimization_default_node
5886 and optimization_current_node.
5887 * opts.c (decode_options): Don't set optimization_default_node
5888 and optimization_current_node.
5890 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5892 * config/rtems.h: Abandon -qrtems_debug.
5894 2010-03-28 Jan Hubicka <jh@suse.cz>
5896 PR tree-optimization/43505
5897 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5898 map should not be copied.
5900 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5903 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5904 cdtors, set DECL_PRESERVE_P.
5905 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5908 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5910 PR tree-optimization/43528
5911 * stor-layout.c (place_field): Check that constant fits into
5912 unsigned HWI when skipping calculation of MS bitfield layout.
5914 2010-03-27 Jan Hubicka <jh@suse.cz>
5917 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
5918 notice_global_symbol work.
5920 2010-03-27 Jakub Jelinek <jakub@redhat.com>
5922 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
5923 instead of dwarf2out_decl.
5924 (struct var_loc_node): Remove section_label field.
5925 (dwarf2out_function_decl): New function.
5926 (dwarf2out_var_location): Don't set section_label field.
5927 (dwarf2out_begin_function): Don't empty decl_loc_table here.
5929 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
5931 PR tree-optimization/43544
5932 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5933 First argument for builtin vectorized function hook is now a
5934 tree to be able to distinguish between machine specific and
5936 * targhooks.c (default_builtin_vectorized_function): Ditto.
5937 * targhooks.h (default_builtin_vectorized_function): Ditto.
5938 * target.h (struct gcc_target): Ditto.
5939 * tree-vect-stmts.c (vectorizable_function): Ditto.
5940 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
5941 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5944 2010-03-26 Joseph Myers <joseph@codesourcery.com>
5947 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
5948 nested binding iff it is a FUNCTION_DECL.
5949 (store_parm_decls_newstyle): Pass nested=true to bind for
5950 FUNCTION_DECLs amongst parameters.
5952 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5954 * var-tracking.c (vt_expand_loc_callback): Don't run
5955 cselib_expand_value_rtx_cb in dummy mode if
5956 cselib_dummy_expand_value_rtx_cb returned false.
5958 * var-tracking.c (emit_note_insn_var_location): For one part
5959 notes with offset 0, don't add EXPR_LIST around the location.
5960 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
5961 add_location_or_const_value_attribute): Adjust for that change.
5964 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
5965 into first operand and location into second.
5966 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
5967 dw_cfi_oprnd_loc for DW_CFA_expression.
5968 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
5969 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
5970 assume first argument is regnum and second argument is location.
5972 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5975 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
5976 of scratch register to DImode. Split to DImode comparison operator.
5977 Use SImode subreg of scratch register in the multiplication.
5978 (*cmp_sadd_sidi): Ditto.
5979 (*cmp_ssub_si): Ditto.
5980 (*cmp_ssub_sidi): Ditto.
5982 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
5985 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
5986 Remove invalid assert and wrong comment.
5988 2010-03-26 Jakub Jelinek <jakub@redhat.com>
5991 * flags.h (final_insns_dump_p): New extern.
5992 * final.c (final_insns_dump_p): New variable.
5993 (rest_of_clean_state): Set it before -fdump-final-insns=
5994 dumping, clear afterwards.
5995 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
5996 MEM_ALIAS_SET on MEMs.
5998 2010-03-26 David S. Miller <davem@davemloft.net>
6000 * configure.ac: Fix sparc GOTDATA_OP bug check.
6001 * configure: Rebuild.
6003 2010-03-26 Alan Modra <amodra@gmail.com>
6005 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
6007 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6009 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6010 TLS_SECTION_ASM_FLAG.
6012 2010-03-25 Jakub Jelinek <jakub@redhat.com>
6015 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
6016 Clear first_function_block_is_cold.
6019 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
6020 argument if the argument is truth_value_p.
6022 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6024 * config/rs6000/constraints.md: Update copyright year for my changes.
6027 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
6028 used in reg+reg addressing, swap registers.
6030 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6033 * target.h (struct gcc_target): Add code_end hook.
6034 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
6036 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
6037 * toplev.c (compile_file): Call targetm.asm_out.code_end
6038 hook before unwind info/debug info output.
6039 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
6040 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
6041 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6042 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
6043 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6044 * config/i386/i386.c (ix86_file_end): Renamed to...
6045 (ix86_code_end): ... this. Make static. Don't call
6046 file_end_indicate_exec_stack. Emit unwind info using
6047 final_start_function/final_end_function.
6048 (darwin_x86_file_end): Remove.
6049 (TARGET_ASM_CODE_END): Define.
6050 * config/i386/i386.h (TARGET_ASM_FILE_END,
6051 NEED_INDICATE_EXEC_STACK): Don't define.
6052 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
6053 (TARGET_ASM_FILE_END): Define to darwin_file_end.
6054 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
6055 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6058 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6059 at the beginning and final_end_function at the end.
6060 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6062 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6064 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6065 and Sun as TLS syntax.
6066 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6067 * configure: Regenerate.
6068 * config.in: Regenerate.
6069 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6070 (default_elf_asm_named_section): Use it.
6071 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6072 (i386_output_dwarf_dtprel): Likewise.
6073 (output_addr_const_extra): Likewise.
6074 (output_pic_addr_const): Lowercase @GOTTPOFF.
6075 (output_addr_const_extra): Likewise.
6076 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6077 (output_addr_const_extra): Likewise.
6078 (output_pic_addr_const): Lowercase @INDNTPOFF.
6079 (output_addr_const_extra): Likewise.
6080 (output_pic_addr_const): Lowercase @NTPOFF.
6081 (output_addr_const_extra): Likewise.
6082 (output_pic_addr_const): Lowercase @TPOFF.
6083 (output_addr_const_extra): Likewise.
6084 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6085 (*tls_global_dynamic_64): Likewise.
6086 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6087 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6089 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6090 (ASM_OUTPUT_TLS_COMMON): Use it.
6091 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6094 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6095 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6096 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6097 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6098 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6099 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6101 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6103 * config/i386/i386.c (override_options): Don't accept
6104 -mtls-dialect=sun any longer.
6105 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6106 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6107 (*tls_local_dynamic_base_32_sun): Likewise.
6108 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6110 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6113 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6114 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6117 * ira.c (adjust_cleared_regs): New function.
6118 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6122 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6124 * expr.c (expand_expr_real): Restore previous
6125 curr_insn_source_location and curr_insn_block after
6126 expand_expr_real_1 call.
6127 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6128 instead of expand_expr_real_1.
6130 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6132 PR rtl-optimization/43413
6133 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6136 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6139 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6140 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6142 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6144 * config/i386/i386.c (ix86_target_string): Add -mfma.
6145 Fix a typo in comment.
6147 2010-03-22 Mike Stump <mikestump@comcast.net>
6150 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6151 Don't overly align based upon packed packed fields.
6153 2010-03-22 Jason Merrill <jason@redhat.com>
6155 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6156 Use () rather than [], and move before the element type.
6158 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6160 * doc/configfiles.texi (Configuration Files): Removed
6161 fixinc/Makefile*, intl/Makefile.*.
6162 * doc/makefile.texi: Fixed markup. Abstract from version
6163 control system used.
6164 (Makefile): Removed obsolete gcc/java/parse.y example.
6165 * doc/sourcebuild.texi: Likewise.
6166 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6167 libgomp, libssp. Removed fastjar.
6168 (Miscellaneous Docs): Clarify location.
6169 Added COPYING3, COPYING3.LIB.
6170 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6172 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6175 * config/i386/i386.c (x86_function_profiler)
6176 [!NO_PROFILE_COUNTERS]: Fix typo.
6177 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6180 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6181 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6183 * doc/sourcebuild.texi (Test Directives): Split into six
6184 subsections, with most of the current text in new subsections
6185 Directives, Selectors, and Final Actions.
6186 (Directives): Split list of test directives into multiple
6188 (Selectors): Describe use and syntax of selectors.
6189 (Effective-Target Keywords): Describe all existing keywords.
6190 (Add Options): Describe features for dg-add-options.
6191 (Require Support): Describe variants of dg-require-support.
6192 (Final Actions): Describe commands to use in dg-final.
6194 2010-03-22 Michael Matz <matz@suse.de>
6197 * recog.c (validate_replace_rtx_group): Replace also in
6198 REG_EQUAL and REG_EQUIV notes.
6200 2010-03-22 Richard Guenther <rguenther@suse.de>
6202 PR tree-optimization/43390
6203 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6204 sure vector extracts are type correct.
6206 2010-03-22 Richard Guenther <rguenther@suse.de>
6209 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6210 x * sqrt (x) even when optimizing for size if the target
6211 has native support for sqrt.
6213 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6215 * varasm.c (make_decl_rtl_for_debug): Also clear
6216 flag_mudflap for the duration of make_decl_rtl call.
6219 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6220 locs from preserved VALUEs.
6222 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6225 * pa.md (movmemsi): Set align to one if zero.
6226 (movmemdi): Likewise.
6228 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6231 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6232 with their corresponding prologue pushes.
6234 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6237 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6238 at the begining or end.
6239 (spu_expand_epilogue): Likewise.
6241 2010-03-20 Richard Guenther <rguenther@suse.de>
6243 PR rtl-optimization/43438
6244 * combine.c (make_extraction): Properly zero-/sign-extend an
6245 extraction of the low part of a CONST_INT. Also handle
6248 2010-03-19 Mike Stump <mikestump@comcast.net>
6250 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6251 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6252 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6254 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6257 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6260 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6262 PR rtl-optimization/42258
6263 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6264 use that may match DEF.
6267 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6268 the cost of loading the constant rather than assuming
6270 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6271 outer code is AND, do the same tests as the andsi3 expander and
6272 return COSTS_N_INSNS (1) if and is cheap.
6274 * optabs.c (avoid_expensive_constant): Fix formatting.
6276 2010-03-19 Michael Matz <matz@suse.de>
6279 * attribs.c (decl_attributes): When rebuilding a function pointer
6280 type use the same qualifiers as the original pointer type.
6282 2010-03-19 Martin Jambor <mjambor@suse.cz>
6284 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6285 and is_gimple_ip_invariant_address.
6287 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6290 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6292 * config/arm/arm.c (arm_override_options): Turn off
6293 flag_dwarf2_cfi_asm for AAPCS variants.
6295 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6298 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6299 Use PRE_MODIFY instead of PRE_DEC.
6300 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6301 (vfp_emit_fstmd): Likewise.
6303 2010-03-19 Michael Matz <matz@suse.de>
6306 * builtins.c (expand_builtin_interclass_mathfn,
6307 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6310 2010-03-19 Richard Guenther <rguenther@suse.de>
6312 PR tree-optimization/43415
6313 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6314 (phi_translate_1): ... this.
6315 (phi_translate): Move all caching here. Cache all NARY
6316 and REFERENCE translations.
6318 2010-03-19 David S. Miller <davem@davemloft.net>
6320 With help from Eric Botcazou.
6321 * config/sparc/sparc.c: Include dwarf2out.h.
6322 (emit_pic_helper): Delete.
6323 (pic_helper_symbol_name): Delete.
6324 (pic_helper_emitted_p): Delete.
6325 (pic_helper_needed): New.
6326 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6327 (get_pc_thunk_name): New.
6328 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6329 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6330 Set pic_helper_needed to true. Don't call emit_pic_helper.
6331 (sparc_expand_prologue): Update load_pic_register call.
6332 (sparc_output_mi_thunk): Likewise.
6333 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6334 thunk if possible. Output CFI information as needed.
6336 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6337 Jack Howarth <howarth@bromo.med.uc.edu>
6340 * config/i386/i386.h: Fix ABI on darwin x86-32.
6342 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6344 * tree.h: Declare make_decl_rtl_for_debug.
6345 * varasm.c (make_decl_rtl_for_debug): New.
6346 * dwarf2out.c (rtl_for_decl_location): Call it.
6347 * cfgexpand.c (expand_debug_expr): Call it.
6349 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6352 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6356 * var-tracking.c (vt_init_cfa_base): Do nothing if
6357 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6359 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6362 * var-tracking.c (canonicalize_vars_star): New.
6363 (dataflow_post_merge_adjust): Use it.
6365 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6368 * var-tracking.c (non_suitable_const): New function.
6369 (add_uses): For DEBUG_INSNs with constants, don't record any
6370 value, instead just the constant value itself.
6371 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6372 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6373 (emit_notes_in_bb): Likewise.
6374 (emit_note_insn_var_location): For onepart variables if
6375 cur_loc is a VOIDmode constant, use DECL_MODE.
6377 2010-03-18 Martin Jambor <mjambor@suse.cz>
6380 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6381 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6382 all non-clones. Moved call redirection...
6383 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6384 (cgraph_materialize_all_clones): Dispose of all
6385 combined_args_to_skip bitmaps.
6386 (verify_cgraph_node): Do not check for edges pointing to wrong
6387 nodes in inline clones.
6388 * tree-inline.c (copy_bb): Call
6389 cgraph_redirect_edge_call_stmt_to_callee.
6390 * ipa.c (cgraph_remove_unreachable_nodes): Call
6391 cgraph_node_remove_callees even when there are used clones.
6393 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6395 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6397 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6400 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6403 2010-03-18 Michael Matz <matz@suse.de>
6406 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6407 into sqrt(x) if we need to preserve signed zeros.
6409 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6410 Eric Botcazou <ebotcazou@adacore.com>
6412 PR rtl-optimization/43360
6413 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6414 note if we don't know its invariant status.
6416 2010-03-18 Michael Matz <matz@suse.de>
6418 PR tree-optimization/43402
6419 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6420 PHI chains of ssa names registered for update.
6422 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6425 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6426 non-offsettable and pre_modify update addressing.
6427 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6428 and "2" alternatives "#".
6429 (*movdd_softfloat32): Make all alternatives "#";
6430 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6431 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6432 (*movdf_softfloat32): Make all alternatives "#";
6433 (movdi): Use the new DIFD mode iterator to create a common splitter
6434 for movdi, movdf and movdd patterns.
6436 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6438 * common.opt (dumpdir): Remove redundant tab.
6440 2010-03-17 Martin Jambor <mjambor@suse.cz>
6442 PR tree-optimization/43347
6443 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6444 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6446 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6448 PR rtl-optimization/42216
6449 * regrename.c (create_new_chain): New function, broken out from...
6450 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6451 appending a use to an empty chain.
6452 (build_def_use): Remove previous changes that convert OP_INOUT to
6453 OP_OUT operands; instead detect the case where an OP_INOUT operand
6454 uses a previously untracked register and create an empty chain for it.
6456 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6458 * doc/extend.texi (Function Attributes): Rewrite unfinished
6459 sentence in ms_abi documentation.
6461 2010-03-17 Alan Modra <amodra@gmail.com>
6463 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6464 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6465 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6466 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6468 2010-03-16 Richard Henderson <rth@redhat.com>
6471 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6472 (lower_try_finally): Save and restore eh_seq around the expansion
6475 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6477 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6478 statements before splitting block.
6480 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6482 * doc/sourcebuild.texi (Testsuites): Fix markup.
6483 Use pathnames relative to gcc/testsuite.
6484 (Test Directives): Move description of how timeout is determined.
6485 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6486 (C Tests): Correct gcc.misc-tests directory.
6487 Framework tests now live in gcc.test-framework.
6489 2010-03-16 Richard Guenther <rguenther@suse.de>
6492 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6493 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6495 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6496 Alexandre Oliva <aoliva@redhat.com>
6498 PR tree-optimization/42917
6499 * lambda-code.c (remove_iv): Skip debug statements.
6500 (lambda_loopnest_to_gcc_loopnest): Likewise.
6501 (not_interesting_stmt): Debug statements are not interesting.
6503 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6507 * cselib.c (cselib_preserve_constants,
6508 cfa_base_preserved_val): New static variables.
6509 (preserve_only_constants): New function.
6510 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6511 clear its REG_VALUES. If cselib_preserve_constants, don't
6512 empty the whole hash table, but preserve there VALUEs with constants,
6513 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6514 (cselib_preserve_cfa_base_value): New function.
6515 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6516 (cselib_init): Change argument to int bitfield. Set
6517 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6519 (cselib_finish): Clear cselib_preserve_constants and
6520 cfa_base_preserved_val.
6521 * cselib.h (enum cselib_record_what): New enum.
6522 (cselib_init): Change argument to int.
6523 (cselib_preserve_cfa_base_value): New prototype.
6524 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6525 * dse.c (dse_step1): Likewise.
6526 * cfgcleanup.c (thread_jump): Likewise.
6527 * sched-deps.c (sched_analyze): Likewise.
6528 * gcse.c (local_cprop_pass): Likewise.
6529 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6530 If FN is non-NULL, call the callback always and whenever it returns
6531 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6532 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6533 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6534 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6535 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6536 * var-tracking.c: Include recog.h.
6537 (bb_stack_adjust_offset): Remove.
6538 (vt_stack_adjustments): Don't call it, instead just gather the
6539 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6540 (adjust_stack_reference): Remove.
6541 (compute_cfa_pointer): New function.
6542 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6543 (struct adjust_mem_data): New type.
6544 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6546 (get_address_mode): New function.
6547 (replace_expr_with_values): Use it.
6548 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6549 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6550 (adjust_sets): Remove.
6551 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6552 Use get_address_mode.
6553 (get_adjusted_src): Remove.
6554 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6555 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6556 (add_with_sets): Don't call adjust_sets.
6557 (fp_setter, vt_init_cfa_base): New functions.
6558 (vt_initialize): Change return type to bool. Move most of pool etc.
6559 initialization to the beginning of the function from end. Pass
6560 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6561 If !frame_pointer_needed, call vt_stack_adjustment before mos
6562 vector is filled, call vt_init_cfa_base if argp/framep has been
6563 eliminated to sp. If frame_pointer_needed and argp/framep has
6564 been eliminated to hard frame pointer, set
6565 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6566 encountering fp setter in the prologue. For MO_ADJUST, call
6567 log_op_type before pusing the op into mos vector, not afterwards.
6568 Call adjust_insn before cselib_process_insn/add_with_sets,
6569 call cancel_changes (0) afterwards.
6570 (variable_tracking_main_1): Adjust for vt_initialize calling
6571 vt_stack_adjustments and returning whether it succeeded or not.
6573 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6575 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6578 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6580 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6582 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6583 drap_reg has not been set.
6585 2010-03-15 Michael Matz <matz@suse.de>
6588 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6589 use it to expand block copies.
6590 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6591 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6592 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6594 2010-03-15 Richard Guenther <rguenther@suse.de>
6596 PR tree-optimization/43367
6597 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6600 2010-03-15 Richard Guenther <rguenther@suse.de>
6602 PR tree-optimization/43317
6603 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6605 2010-03-15 Martin Jambor <mjambor@suse.cz>
6607 PR tree-optimization/43141
6608 * tree-sra.c (create_abstract_origin): New function.
6609 (modify_function): Call create_abstract_origin.
6611 2010-03-15 Chris Demetriou <cgd@google.com>
6613 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6616 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6619 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6620 call insert_out_of_ssa_copy for default definitions.
6622 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6624 * graphite-clast-to-gimple.c (my_long_long): Defined.
6625 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6626 * graphite-sese-to-poly.c (my_long_long): Defined.
6627 (scop_ivs_can_be_represented): Use it.
6629 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6631 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6632 graphite-max-bbs-per-function, and loop-block-tile-size.
6633 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6635 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6637 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6639 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6640 forward declaration.
6641 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6642 (add_upper_bounds_from_estimated_nit): New.
6643 (build_loop_iteration_domains): Use it.
6645 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6647 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6649 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6652 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6653 should be an INTEGER_CST. Also handle CASE_CONVERT.
6655 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6657 * graphite.c (graphite_initialize): To bound the number of bbs per
6658 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6659 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6660 * doc/invoke.texi: Document it.
6662 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6664 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6665 * graphite-sese-to-poly.h (build_poly_scop): Same.
6667 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6669 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6670 the number of parameters in the scop. Use as an upper bound
6671 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6672 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6673 * doc/invoke.texi: Document it.
6675 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6677 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6678 * doc/c-tree.texi: Remove.
6679 * doc/generic.texi: Merge c-tree.texi here.
6680 * doc/gccint.texi (Trees): Remove menu entry.
6681 (c-tree.texi): Remove @include.
6682 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6683 * doc/languages.texi (Reading RTL): Ditto.
6685 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6688 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6690 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6693 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6694 code added to work around reload clobbering CONST insns.
6696 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6698 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6699 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6700 (cselib_preserve_only_values): Remove retain argument, don't
6701 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6702 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6703 * var-tracking.c (micro_operation): Move insn field before union.
6704 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6705 (struct variable_tracking_info_def): Remove n_mos field, change
6706 mos into a vector of micro_operations.
6707 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6708 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6709 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6710 changing into a vector.
6711 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6712 come before all other uops generated by add_stores.
6713 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6715 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6716 a vector. Run just one pass over the bbs instead of separate counting
6717 and computation phase.
6718 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6721 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6722 into *nonlocalized_list vector.
6723 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6724 even if origin is non-NULL.
6725 (gen_variable_die): Likewise.
6726 (process_scope_var): Don't change origin.
6727 (gen_decl_die): Likewise.
6728 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6729 before adding new edges instead of after it, fix moving over
6732 2010-03-11 David S. Miller <davem@davemloft.net>
6734 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6736 * configure: Rebuild.
6738 2010-03-11 Martin Jambor <mjambor@suse.cz>
6740 PR tree-optimization/43257
6741 * tree.c (assign_assembler_name_if_neeeded): New function.
6742 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6744 * tree.h (assign_assembler_name_if_neeeded): Declare.
6745 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6746 the function if needed.
6748 2010-03-11 Chris Demetriou <cgd@google.com>
6750 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6751 include/stdint-gcc.h, and include/stdint.h world-readable.
6753 2010-03-11 Richard Guenther <rguenther@suse.de>
6755 PR tree-optimization/43255
6756 * tree-vrp.c (process_assert_insertions_for): Do not insert
6757 asserts for trivial conditions.
6759 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6761 PR tree-optimization/43280
6762 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6763 generation. Move calculation of size out of the if branch.
6764 (find_bswap): Modify compare number generation.
6766 2010-03-11 Richard Guenther <rguenther@suse.de>
6769 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6770 (input_gimple_stmt): Fixup handled component types during
6771 operand read. Also fix up decls in ADDR_EXPRs.
6773 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6775 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6776 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6778 2010-03-10 Jan Hubicka <jh@suse.cz>
6781 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6782 * varasm.c (get_variable_section): Don't do that here...
6783 (make_decl_rtl): ... and here.
6784 (do_assemble_alias): Produce decl RTL.
6785 (assemble_alias): Likewise.
6787 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6790 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6791 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6793 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6794 (based_loc_descr): Only express drap or vdrap regno based expressions
6795 using DW_OP_fbreg when not optimizing.
6796 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6797 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6798 REG_CFA_SET_VDRAP note.
6800 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6802 PR tree-optimization/43236
6803 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6804 error in calculation of base address in reverse iteration case.
6805 (generate_builtin): Take number of latch executions if the statement
6808 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6811 * tree-eh.c: Include pointer-set.h.
6812 (lower_eh_dispatch): Filter out duplicate case labels and
6813 remove the unneeded edge when the label is unused. Return
6814 true when some edges are removed.
6815 (execute_lower_eh_dispatch): When any lowering resulted in
6816 removing an edge, also delete unreachable blocks.
6818 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6821 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6822 UNSPEC_MACHOPIC_OFFSET.
6824 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6827 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6828 (m68k_delegitimize_address): New function.
6830 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6833 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6836 * var-tracking.c (adjust_sets): New function.
6837 (count_with_sets, add_with_sets): Use it.
6838 (get_adjusted_src): New inline function.
6839 (add_stores): Use it.
6842 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6843 call cselib_dummy_expand_value_rtx_cb instead of
6844 cselib_expand_value_rtx_cb.
6847 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6848 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6849 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6850 and .cfi_endproc around the pic thunks.
6851 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6852 all queued unwind info register saves are saved before the call.
6853 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6854 considered as sp-=4 for unwind info and the pop as sp+=4 which
6855 also clobbers dest, but doesn't actually restore it.
6858 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6859 RTX_FRAME_RELATED_P.
6861 2010-03-09 Jie Zhang <jie@codesourcery.com>
6863 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6864 whitespaces in output template.
6866 2010-03-09 Jie Zhang <jie@codesourcery.com>
6868 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6871 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6873 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6874 builtins.exp in a separate job.
6876 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6878 * graphite-sese-to-poly.c (add_param_constraints): Use
6879 lower_bound_in_type and upper_bound_in_type.
6881 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6883 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6884 instead of unsigned_type_node.
6886 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6887 Reza Yazdani <reza.yazdani@amd.com>
6890 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6891 on pointer type parameters.
6893 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6897 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6898 handle conversions from pointer to integers.
6899 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6900 induction variable, to be able to work with code generated by CLooG.
6901 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6902 (build_poly_scop): Bail out if we cannot codegen a loop.
6904 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6906 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6907 code generation with gloog_error.
6909 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6911 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6912 Call fold_convert on all the returned values.
6913 (expand_scalar_variables_expr): Pass to
6914 expand_scalar_variables_ssa_name the type of the resulting expression.
6916 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6918 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
6919 ppl_min_for_le_pointset.
6920 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
6921 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
6923 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6925 * graphite-dependences.c (map_into_dep_poly): Removed.
6926 (dependence_polyhedron_1): Use combine_context_id_scat.
6928 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6930 * graphite-poly.h (struct poly_scattering): Add layout documentation.
6931 (struct poly_bb): Same.
6932 (combine_context_id_scat): New.
6934 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6937 * sese.c (name_defined_in_loop_p): Return false for default
6940 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6942 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
6943 and clean up the logic.
6945 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6947 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
6950 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6952 * var-tracking.c (remove_cselib_value_chains): Define only for
6954 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
6955 delete_slot_part, emit_notes_for_differences_1): Don't call
6956 remove_cselib_value_chains here.
6957 (set_slot_part, emit_notes_for_differences_2): Don't call
6958 add_cselib_value_chains here.
6959 (preserved_values): New vector.
6960 (preserve_value): New function.
6961 (add_uses, add_stores, vt_add_function_parameters): Use it
6962 instead of cselib_preserve_value.
6963 (changed_values_stack): New vector.
6964 (check_changed_vars_0): New function.
6965 (check_changed_vars_1, check_changed_vars_2): Use it.
6966 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
6967 changed_values_stack VALUEs.
6968 (vt_emit_notes): For all preserved_values call
6969 add_cselib_value_chains. If ENABLE_CHECKING call
6970 remove_cselib_value_chains before verifying value_chains is empty.
6971 Initialize and free changed_values_stack.
6972 (vt_initialize): Initialize preserved_values.
6973 (vt_finalize): Free preserved_values.
6975 2010-03-08 Richard Guenther <rguenther@suse.de>
6977 PR tree-optimization/43269
6978 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
6981 2010-03-08 Martin Jambor <mjambor@suse.cz>
6983 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
6984 (ipa_is_param_called): Removed.
6985 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
6986 (ipa_print_node_params): Do not print the called flag.
6987 (ipa_write_node_info): Do not stream the called flag.
6988 (ipa_read_node_info): Likewise.
6990 2010-03-07 Jakub Jelinek <jakub@redhat.com>
6993 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
6994 * cselib.c (struct expand_value_data): Add dummy field.
6995 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
6997 (cselib_dummy_expand_value_rtx_cb): New function.
6998 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
7000 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
7001 * var-tracking.c: Include pointer-set.h.
7002 (variable): Change n_var_parts to char from int. Add
7003 cur_loc_changed and in_changed_variables fields.
7004 (variable_canonicalize): Remove.
7005 (shared_var_p): New inline function.
7006 (unshare_variable): Maintain cur_loc_changed and
7007 in_changed_variables fields. If var was in changed_variables,
7008 replace it there with new_var. Just copy cur_loc instead of
7009 resetting it to something else.
7010 (variable_union): Don't recompute cur_loc. Use shared_var_p.
7011 (dataflow_set_union): Don't call variable_canonicalize.
7012 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
7013 of their DEBUG_EXPR_TREE_DECLs.
7014 (canonicalize_loc_order_check): Verify that cur_loc is NULL
7015 and in_changed_variables and cur_loc_changed is false.
7016 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
7017 and cur_loc_changed. Don't update cur_loc here.
7018 (variable_merge_over_src): Don't call variable_canonicalize.
7019 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
7020 removing loc that is equal to cur_loc, clear cur_loc,
7021 set cur_loc_changed and ensure variable_was_changed is called.
7022 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
7023 compare pointers in cur_loc check, if it is equal to loc,
7024 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
7025 (variable_different_p): Remove compare_current_location argument,
7026 don't compare cur_loc.
7027 (dataflow_set_different_1): Adjust variable_different_p caller.
7028 (variable_was_changed): If dv had some var in changed_variables
7029 already, reset in_changed_variables flag for it and propagate
7030 cur_loc_changed over to the new variable. On empty var
7031 always set cur_loc_changed. Set in_changed_variables on whatever
7032 var is added to changed_variables.
7033 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
7034 Use shared_var_p. When removing loc that is equal to cur_loc,
7035 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
7036 end, don't set it to something else, just call variable_was_changed.
7037 (delete_slot_part): Use shared_var_p. When cur_loc equals to
7038 loc being removed, clear cur_loc and set cur_loc_changed.
7039 Set cur_loc_changed if all locations have been removed.
7040 (struct expand_loc_callback_data): New type.
7041 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
7042 allocated. Always create SUBREGs if simplify_subreg failed.
7043 Prefer to use cur_loc, when that fails and still in
7044 changed_variables (and seen first time) recompute it. Set
7045 cur_loc_changed of variables which had to change cur_loc and
7046 compute elcd->cur_loc_changed if any of the subexpressions used
7047 had to change cur_loc.
7048 (vt_expand_loc): Adjust to pass arguments in
7049 expand_loc_callback_data structure.
7050 (vt_expand_loc_dummy): New function.
7051 (emitted_notes): New variable.
7052 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
7053 that weren't used for any other decl in current
7054 emit_notes_for_changes call call vt_expand_loc_dummy to update
7055 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
7056 first loc_chain location if NULL before. Always use just
7057 cur_loc instead of first loc_chain location. When cur_loc_changed
7058 is false, when not --enable-checking=rtl just don't emit any note.
7059 When rtl checking, compute the note and assert it is the same
7060 as previous note. Clear cur_loc_changed and in_changed_variables
7061 at the end before removing from changed_variables.
7062 (check_changed_vars_3): New function.
7063 (emit_notes_for_changes): Traverse changed_vars to call
7064 check_changed_vars_3 on each changed var.
7065 (emit_notes_for_differences_1): Clear cur_loc_changed and
7066 in_changed_variables. Recompute cur_loc of new_var.
7067 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7068 (vt_emit_notes): Initialize and destroy emitted_notes.
7070 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7072 PR rtl-optimization/42220
7073 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7074 Use verify_reg_tracked to determine if we should use OP_OUT rather
7076 (build_def_use): If we see an in-out operand for a register that we
7077 know nothing about, treat is an output if possible, fail the block if
7080 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7083 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7086 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7089 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7090 uses of relevant DEFs that are dead outside the loop too.
7092 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7094 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7096 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7098 * var-tracking.c (values_to_unmark): New variable.
7099 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7100 values_to_unmark vector. Moved body to...
7101 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7102 instead queue it into values_to_unmark vector.
7103 (vt_find_locations): Free values_to_unmark vector.
7105 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7107 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7108 (site.exp): Export them when plugins are enabled.
7110 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7113 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7115 (chrec_fold_multiply): Same.
7117 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7120 * c-decl.c (build_compound_literal): Return early if init is
7123 2010-03-04 Martin Jambor <mjambor@suse.cz>
7125 PR tree-optimization/43164
7126 PR tree-optimization/43191
7127 * tree-sra.c (type_consists_of_records_p): Reject records with
7128 zero-size bit-fields at the end.
7130 2010-03-04 Mike Stump <mikestump@comcast.net>
7132 * Makefile.in (TAGS): Remove *.y.
7134 2010-03-04 Richard Guenther <rguenther@suse.de>
7136 PR tree-optimization/40761
7137 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7139 (my_rev_post_order_compute): New function.
7140 (init_pre): Call it.
7142 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7145 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7146 decrease the cost of an IV candidate when the cost is infinite.
7148 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7150 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7151 Use '3DNow!' for the extension of that name, ensure normal space
7153 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7155 2010-03-03 Jeff Law <law@redhat.com>
7157 * PR middle-end/32693
7158 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7159 than gen_rtx_SUBREG.
7160 (extract_bit_field_1): Likewise.
7162 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7164 * doc/sourcebuild.texi (Test directives): Document that arguments
7165 include-opts and exclude-opts are now optional for dg-skip-if,
7166 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7168 2010-03-03 Jason Merrill <jason@redhat.com>
7171 * cgraph.h (varpool_node): Add extra_name field.
7172 * varpool.c (varpool_extra_name_alias): New.
7173 (varpool_assemble_decl): Emit extra name aliases.
7174 (varpool_mark_needed_node): Look past an extra name alias.
7175 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7176 * lto-streamer-in.c (lto_input_tree): Read it.
7177 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7179 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7181 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7182 (sparc*-*-solaris2*): ...this.
7184 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7187 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7188 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7189 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7190 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7193 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7194 fallthrough to default handling, just with want_address 0 instead of 2.
7195 For single element lists, add_AT_loc directly, otherwise create an
7196 artificial variable DIE and stick location list to it.
7199 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7200 (VAL_EXPR_HAS_REVERSE): Define.
7201 (reverse_op): New function.
7202 (add_stores): For reversible operations add an extra MO_VAL_USE.
7204 2010-03-02 Jason Merrill <jason@redhat.com>
7206 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7208 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7210 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7211 (sparc64-*-linux*): Likewise.
7212 (sparc64-*-solaris2*): Include assembler files before linker ones.
7213 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7214 * config/sparc/gas.h: Delete.
7215 * config/sparc/sol2-64.h: Add copyright notice.
7216 * config/sparc/sol2-gas-bi.h: Likewise.
7217 * config/sparc/sol2-gld.h: Likewise.
7218 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7219 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7220 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7221 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7222 (sparc_elf_asm_named_section): Rename into...
7223 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7225 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7227 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7229 2010-03-02 Jeff Law <law@redhat.com>
7232 * reload1.c (rtx_p, substitute_stack): Declare.
7233 (substitute): Record addresses of changed rtxs.
7234 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7235 Restore the original rtx when complete.
7236 (reload): Free subsitute_stack when complete.
7238 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7240 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7241 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7243 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7244 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7245 Torture Tests): Change from subsection to section.
7247 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7248 Steven Bosscher <steven@gcc.gnu.org>
7250 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7253 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7256 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7257 the assignment from the new induction variable to the assignment
7258 of the value from the original loop PHI function.
7260 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7261 Daniel Jacobowitz <dan@codesourcery.com>
7263 * doc/sourcebuild.texi (Test directives): Clarify options to
7266 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7268 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7269 Disable cfi directives unless GCC and gas agree on using read-only
7270 .eh_frame sections for 64-bit.
7271 * configure: Regenerate.
7273 2010-03-01 Richard Guenther <rguenther@suse.de>
7275 PR tree-optimization/43220
7276 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7277 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7279 2010-03-01 Richard Guenther <rguenther@suse.de>
7280 Martin Jambor <mjambor@suse.cz>
7283 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7284 gimplified parameters.
7286 2010-03-01 Christian Bruel <christian.bruel@st.com>
7288 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7290 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7292 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7294 2010-03-01 Richard Guenther <rguenther@suse.de>
7297 * expr.c (expand_assignment): Use the alias-oracle to tell
7298 if the rhs aliases the result decl.
7300 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7303 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7304 to sol_gt_pch_get_address.
7305 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7306 64-bit, SPARC and x86.
7307 (sol_gt_pch_get_address): New function.
7309 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7311 * toplev.h (inform_n, error_n): Declare.
7312 * diagnostic.c (inform_n, error_n): New function.
7314 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7316 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7317 has no rtl yet when processing local_decls, queue it and recheck
7318 if deferred stack allocation hasn't assigned it rtl.
7320 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7322 * config/sh/sh.c (unspec_bbr_uid): New.
7323 (gen_block_redirect): Use it instead of INSN_UID.
7324 (gen_far_branch): Likewise.
7326 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7328 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7329 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7331 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7333 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7334 (Warning Options): -Wno-conversion-null is valid for
7335 Objective-C++ as well.
7336 * doc/tm.texi (Named Address Spaces): Likewise.
7337 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7338 * doc/tree-ssa.texi (Tree SSA): Likewise.
7340 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7343 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7344 by default. Don't set the default arch for
7345 i[34567]86-*-darwin*|x86_64-*-darwin*.
7347 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7350 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7351 default. Set the default 32bit/64bit archs with $with_arch
7352 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7354 2010-02-27 Richard Guenther <rguenther@suse.de>
7356 PR tree-optimization/43186
7357 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7358 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7359 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7360 unroller iterations.
7362 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7364 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7365 required and i[34567]86-*-* targets don't support 64bit ISA.
7367 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7370 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7373 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7375 * config.gcc: Set the default arch at least to Prescott for
7376 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7377 if SSE math is enabled.
7379 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7381 * diagnostic.c (diagnostic_initialize): Update.
7382 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7384 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7385 (diagnostic_inhibit_notes): New.
7386 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7388 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7391 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7392 * doc/standards.texi: Likewise.
7393 * doc/extend.texi: Likewise.
7394 * doc/trouble.texi: Likewise.
7395 * doc/cppopts.texi: Likewise.
7396 * doc/install.texi: Likewise.
7397 * c.opt (std=c90,std=gnu90): New options.
7398 * c-opts.c (c_common_handle_option): Handle them.
7400 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7403 * c-decl.c (undeclared_variable): Use an informative note.
7405 2010-02-26 Richard Guenther <rguenther@suse.de>
7407 PR tree-optimization/43186
7408 * gimple.h (gimple_fold): Remove.
7409 * gimple.c (gimple_fold): Remove. Inline into single user ...
7410 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7411 Try harder for conditions.
7413 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7416 * function.c (used_types_insert): Don't skip through named pointer
7417 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7418 and it is different from the main variant's type.
7420 2010-02-26 Nick Clifton <nickc@redhat.com>
7422 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7424 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7426 * config.gcc: Support --with-fpmath=sse for x86.
7428 * config/i386/ssemath.h: New.
7430 * doc/install.texi (--with-fpmath=sse): Documented.
7432 2010-02-26 Richard Guenther <rguenther@suse.de>
7434 PR tree-optimization/43188
7435 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7436 vector types of over-aligned element type.
7438 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7441 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7442 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7444 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7446 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7448 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7450 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7451 * var-tracking.c: Include diagnostic.h.
7452 (debug_dv): New function.
7453 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7456 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7457 (add_value_chain, add_value_chains, remove_value_chain,
7458 remove_value_chains): Handle DEBUG_EXPRs.
7459 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7462 * regcprop.c (struct queued_debug_insn_change): New type.
7463 (struct value_data_entry): Add debug_insn_changes field.
7464 (struct value_data): Add n_debug_insn_changes field.
7465 (debug_insn_changes_pool): New variable.
7466 (free_debug_insn_changes, apply_debug_insn_changes,
7467 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7468 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7469 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7471 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7473 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7474 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7475 changes, call cprop_find_used_regs via note_stores.
7476 (copyprop_hardreg_forward): When copying vd from predecessor
7477 which has any queued DEBUG_INSN changes, make sure the pointers are
7478 cleared. At the end call df_analyze and then if there are any
7479 DEBUG_INSN changes queued at the end of some basic block for still
7480 live registers, apply them.
7481 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7483 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7485 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7488 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7490 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7491 targets. Set the default with_cpu/with_arch from arch/cpu.
7492 Allow x86-64 and native for with_cpu/with_arch.
7494 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7496 * ebitmap.c: Change calls to verify_popcount with calls to
7497 sbitmap_verify_popcount.
7498 (ebitmap_clear_bit): Fixed map->cacheindex test and
7499 map>cache update when bit clearing results in an empty
7502 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7505 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7506 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7507 and support both V2DF and V2DI modes.
7508 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7509 support both V2DF and V2DI modes.
7510 (general): Delete trailing whitespace from a few patterns.
7512 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7513 V2DF/V2DI interleave high/low builtins.
7515 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7518 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7519 interleave high/low functions.
7521 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7523 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7524 #pragma extern_prefix.
7526 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7529 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7530 BLKmode, assert op0 is a MEM and just adjust its mode.
7533 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7534 if bitpos isn't multiple of mode's bitsize.
7536 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7538 * c.opt (-ftemplate-depth=): New.
7539 (-ftemplate-depth-): Deprecate.
7540 * optc-gen.awk: Handle -ftemplate-depth=.
7541 * opth-gen.awk: Likewise.
7542 * c-opts.c (c_common_handle_option): Likewise.
7543 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7545 2010-02-24 Jason Merrill <jason@redhat.com>
7547 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7549 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7551 * cfg.c (alloc_aux_for_block): Remove inline.
7552 (alloc_aux_for_edge): Likewise.
7554 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7556 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7558 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7560 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7561 * config/i386/sol2-gas.h: New file.
7562 * config.gcc (i[34567]86-*-solaris2*): Use it.
7564 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7567 * c-typeck.c (ep_convert_and_check): New.
7568 (build_conditional_expr): Use it.
7569 (build_binary_op): Likewise.
7571 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7573 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7576 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7577 bounds even for -O+.
7578 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7579 expr needs to have DECL_NAME set.
7581 2010-02-24 Nick Clifton <nickc@redhat.com>
7583 * config/mep/mep.c: Include gimple.h.
7584 (mep_function_uses_sp): Delete unused function.
7585 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7586 parameters. Use unsigned integers to count args. Return a
7587 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7589 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7592 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7593 greater or equal to nelt instead of 2 * nelt.
7594 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7597 2010-02-23 Jason Merrill <jason@redhat.com>
7600 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7601 in cfun->local_decls even if they have register types.
7604 * stor-layout.c (place_field): Don't warn about unnecessary
7605 DECL_PACKED if the type is packed.
7607 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7610 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7611 GOTOFF relocs, even when the base reg isn't pic pointer.
7613 2010-02-23 Michael Matz <matz@suse.de>
7616 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7617 (expand_gimple_basic_block): Generate and use debug temps if there
7618 are debug uses left after the last real use of TERed ssa names.
7619 Unlink debug immediate uses when they are expanded.
7621 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7624 * config/i386/i386.c (override_options): Reorganise to provide
7625 better error messages.
7627 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7630 * graphite-scop-detection.c (create_single_exit_edge): Move
7631 the call to find_single_exit_edge to....
7632 (create_sese_edges): ...here. Don't handle multiple edges
7633 exiting the function.
7634 (build_graphite_scops): Don't handle multiple edges
7635 exiting the function.
7637 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7640 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7641 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7643 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7646 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7648 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7651 * c-typeck.c (convert_arguments): Print declaration location.
7652 * c-common.c (validate_nargs): Rename as
7653 builtin_function_validate_nargs.
7654 (check_builtin_function_arguments): Update.
7656 2010-02-22 Richard Guenther <rguenther@suse.de>
7659 * tree-inline.c (declare_return_variable): Use the type of
7660 the call stmt lhs if available.
7662 2010-02-22 Duncan Sands <baldrick@free.fr>
7664 * passes.c (register_pass): Always consider all pass lists when
7665 ref_pass_instance_number is zero.
7667 2010-02-22 Richard Guenther <rguenther@suse.de>
7669 PR tree-optimization/42749
7670 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7671 parameter. Do arithmetic in the original type.
7672 (update_accumulator_with_ops): Likewise.
7673 (adjust_accumulator_values): Adjust.
7675 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7677 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7678 (QI to BLKmode splitter): New splitter.
7680 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7682 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7683 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7685 2010-02-22 Richard Guenther <rguenther@suse.de>
7687 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7689 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7691 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7692 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7693 ($(T)crti.o, $(T)crtn.o): Remove rules.
7695 2010-02-21 Tobias Burnus <burnus@net-b.de>
7698 * doc/invoke.texi (-fassociative-math): Document that this
7699 option is automatically enabled for Fortran.
7701 2010-02-20 David S. Miller <davem@davemloft.net>
7703 * configure.ac: Test if linker and assembler properly support
7704 GOTDATA_OP relocations.
7705 * configure: Rebuild.
7706 * config.in: Likewise.
7707 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7708 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7709 (movsi_high_pic): Likewise.
7710 (movdi_lo_sum_pic): Likewise.
7711 (movdi_high_pic): Likewise.
7712 (movsi_pic_gotdata_op): New pattern.
7713 (movdi_pic_gotdata_op): Likewise.
7714 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7715 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7717 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7720 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7721 attribute to ssemul.
7722 (xop_mulv2div2di3_high): Ditto.
7724 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7727 * c.opt (Wconversion-null): New option.
7728 * doc/invoke.texi (Wconversion-null): Document.
7730 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7732 * common.opt (Wlarger-than-): Add Undocumented.
7734 2010-02-19 Mike Stump <mikestump@comcast.net>
7736 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7738 2010-02-19 Jason Merrill <jason@redhat.com>
7741 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7742 * configure: Likewise.
7744 2010-02-20 Alan Modra <amodra@gmail.com>
7747 * cgraph.h (cgraph_make_decl_local): Declare.
7748 * cgraph.c (cgraph_make_decl_local): New function.
7749 (cgraph_make_node_local): Use it.
7750 * cgraphunit.c (cgraph_function_versioning): Likewise.
7751 * ipa.c (function_and_variable_visibility): Likewise.
7753 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7756 * except.c (sjlj_emit_function_enter): Don't call
7757 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7759 * rtl.h (add_reg_br_prob_note): Remove prototype.
7761 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7764 * c-common.c (conversion_warning): Remove widening conversions
7765 before checking the conversion of integers to reals.
7767 2010-02-19 Mike Stump <mikestump@comcast.net>
7770 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7773 * cgraphunit.c (process_function_and_variable_attributes): Check
7774 DECL_PRESERVE_P instead of looking up attribute "used".
7775 * ipa-pure-const.c (check_decl): Likewise.
7776 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7777 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7778 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7779 instead of attribute "used".
7780 * config/sol2-c.c (solaris_pragma_init): Likewise.
7781 (solaris_pragma_fini): Likewise.
7783 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7785 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7786 Use XCNEW instead of xcalloc.
7787 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7788 XNEW instead of xmalloc.
7789 (get_fields): Use XNEWVEC instead of xmalloc.
7792 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7793 populate vars array.
7794 (create_new_general_access): For debug stmts just reset value.
7795 (get_stmt_accesses): For accesses within debug stmts just record them
7796 using add_access_to_acc_sites instead of preventing the peeling or
7797 counting them as accesses.
7800 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7802 2010-02-19 Richard Guenther <rguenther@suse.de>
7804 PR tree-optimization/42916
7805 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7808 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7810 * configure.ac: Replace all uses of changequote in macro arguments
7811 with proper quoting.
7813 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7816 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7818 2010-02-19 Richard Guenther <rguenther@suse.de>
7820 PR tree-optimization/42944
7821 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7822 test for aliasing with errno.
7824 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7827 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7828 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7829 * dojump.c: Include output.h.
7830 (inv): New inline function.
7831 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7832 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7833 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7834 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7835 argument, pass it down to other calls.
7836 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7837 add REG_BR_PROB note to the conditional jump.
7838 * cfgexpand.c (add_reg_br_prob_note): Removed.
7839 (expand_gimple_cond): Don't call it, add the probability
7840 as last argument to jumpif_1/jumpifnot_1.
7841 * Makefile.in (dojump.o): Depend on output.h.
7842 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7844 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7845 * stmt.c (do_jump_if_equal): Likewise.
7846 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7847 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7848 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7850 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7851 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7852 jumpifnot_1 callers.
7853 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7855 (store_expr): Adjust jumpifnot caller.
7856 (store_constructor): Adjust jumpif caller.
7859 * gimplify.c (gimple_boolify): For __builtin_expect call
7860 gimple_boolify also on its first argument.
7862 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7864 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7866 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7867 * configure: Regenerated.
7869 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7871 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7872 lang_hooks.types_compatible_p instead of comptypes.
7874 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7876 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7877 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7878 if __prefer_thumb__ is defined.
7880 2010-02-18 Martin Jambor <mjambor@suse.cz>
7882 PR tree-optimization/43066
7883 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7884 array with zero-sized element type.
7886 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7888 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7889 rtx, allocate struct var_loc_node here and return it to the
7890 caller, and only if it is actually needed.
7891 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7892 move it earlier and return immediately if it returns NULL.
7894 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7896 * config/sparc/gas.h: New file. Restore
7897 TARGET_ASM_NAMED_SECTION to its ELF default.
7898 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7900 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7901 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7902 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7903 after sparc/sysv4.h.
7905 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7907 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7909 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7911 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7912 patterns from predicated pattern.
7914 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7917 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
7918 for insn mnemonic suffix.
7920 2010-02-17 Richard Guenther <rguenther@suse.de>
7922 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
7925 2010-02-17 Jakub Jelinek <jakub@redhat.com>
7928 * caller-save.c (save_call_clobbered_regs): If BB ends with
7929 a DEBUG_INSN, move any notes in between last real insn and the last
7930 DEBUG_INSN after the last DEBUG_INSN.
7932 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
7934 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
7935 Fix return type. Fix argument type. Explain meaning of return value.
7937 2010-02-16 Richard Guenther <rguenther@suse.de>
7939 PR tree-optimization/41043
7940 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
7941 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
7943 (vrp_visit_phi_node): ... but only for loop PHI nodes.
7945 2010-02-16 Ira Rosen <irar@il.ibm.com>
7947 PR tree-optimization/43074
7948 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
7949 * tree-vect-loop.c (vect_analyze_loop_operations): Add
7950 vectorizable cycles in hybrid SLP check.
7951 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
7953 2010-02-16 Richard Guenther <rguenther@suse.de>
7955 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
7956 (true_dependence): If memrefs_conflict_p computes must-alias
7957 trust it. Move TBAA check after offset-based disambiguation.
7958 (canon_true_dependence): Likewise.
7960 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
7962 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
7963 * doc/invoke.texi: Document it.
7964 * var-tracking.c: Include toplev.h and params.h.
7965 (vt_find_locations): Return bool indicating success. Compute
7966 hash sizes unconditionally. Check new parameter, report.
7967 (variable_tracking_main_1): Check vt_find_locations results and
7968 retry. Renamed from...
7969 (variable_tracking_main): ... this. New wrapper to preserve
7970 flag_var_tracking_assignments.
7971 * Makefile.in (var-tracking.o): Adjust dependencies.
7973 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
7974 Jakub Jelinek <jakub@redhat.com>
7977 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
7978 if weak_import attribute is present.
7979 * config/darwin.c (machopic_select_section): Likewise.
7981 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
7983 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
7984 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
7985 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
7986 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
7988 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
7991 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
7994 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
7995 Rewrite text to refer to the names.
7997 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
7999 * config/i386/i386-builtin-types.def
8000 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
8001 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
8002 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
8003 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
8004 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
8005 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
8006 IX86_BUILTIN_VPERMIL2PS256.
8007 (MULTI_ARG_4_DF2_DI_I): Defined.
8008 (MULTI_ARG_4_DF2_DI_I1): Defined.
8009 (MULTI_ARG_4_SF2_SI_I): Defined.
8010 (MULTI_ARG_4_SF2_SI_I1): Defined.
8011 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
8012 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
8013 __builtin_ia32_vpermil2ps256.
8014 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8015 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8016 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
8017 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8018 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8019 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
8020 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
8021 CODE_FOR_xop_vpermil2v8sf3.
8022 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
8023 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
8024 * config/i386/xopintrin.h (_mm_permute2_pd): New.
8025 (_mm256_permute2_pd): New.
8026 (_mm_permute2_ps): New.
8027 (_mm256_permute2_ps): New.
8029 2010-02-15 Nick Clifton <nickc@redhat.com>
8031 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
8032 boolean parameters. Use emit_jump_insn when emitting a pop
8033 instruction containing a return insn.
8034 (push): Use 'true' rather than '1' as second parameter to F.
8035 (h8300_expand_prologue): Likewise.
8036 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
8037 (h8300_expand_epilogue): Likewise.
8039 2010-02-15 Richard Guenther <rguenther@suse.de>
8042 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
8045 2010-02-15 Nick Clifton <nickc@redhat.com>
8047 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
8050 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
8052 * intl.c (fake_ngettext): New function.
8053 * intl.h (fake_ngettext): Declare.
8054 (ngettext): Define macro.
8055 * collect2.c (notice_translated): New function.
8056 (main): Use notice_translated and ngettext.
8057 * collect2.h (notice_translated): Declare.
8059 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8061 * reorg.c (delete_computation): Comment fixes.
8062 * caller-save.c (setup_save_areas): Idem.
8063 * sel-sched-dump.c (dump_lv_set): Idem.
8066 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8068 * config/s390/s390.c (s390_sched_init): New function.
8069 (TARGET_SCHED_INIT): Target hook defined.
8071 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8072 Jack Howarth <howarth@bromo.med.uc.edu>
8073 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8076 Partial revert of unintended change in fix for PR41605.
8077 * config/darwin.h: Fix typo.
8078 * config/darwin9.h: Same.
8080 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8082 * c-pch.c (pch_init): Clear v.
8084 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8087 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8088 graphite_can_represent_init for MULT_EXPR.
8090 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8094 * graphite-sese-to-poly.c (remove_phi): New.
8095 (translate_scalar_reduction_to_array): Call remove_phi.
8097 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8100 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8101 * graphite-clast-to-gimple.h (gloog): Update declaration.
8102 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8103 * graphite-poly.h (struct poly_bb): Add missing comments.
8104 (struct scop): Add poly_scop_p field.
8106 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8107 * graphite.c (graphite_transform_loops): Build the polyhedral
8108 representation for each scop before code generation.
8109 * sese.c (rename_variables_in_operand): Removed.
8110 (rename_variables_in_expr): Return the renamed expression.
8111 (rename_sese_parameters): New.
8112 * sese.h (rename_sese_parameters): Declared.
8114 2010-02-11 Richard Guenther <rguenther@suse.de>
8116 PR tree-optimization/42998
8117 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8118 POINTER_PLUS_EXPR properly.
8120 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8121 Changpeng Fang <changpeng.fang@amd.com>
8124 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8125 the cost of an IV candidate when the IV is used in a test against zero.
8127 * gcc.dg/tree-ssa/ivopts-3.c: New.
8129 2010-02-11 Richard Guenther <rguenther@suse.de>
8132 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8133 pointer-vs-decl case by swapping refs. Handle some cases
8134 of pointer-vs-decl disambiguations more conservatively.
8135 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8136 to false after expanding.
8138 2010-02-11 Richard Guenther <rguenther@suse.de>
8141 * gcc.c (process_command): Handle LTO file@offset case more
8144 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8146 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8147 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8149 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8151 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8152 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8153 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8154 Optimize eq/ne comparisons when both arguments are known to be
8156 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8157 Don't mask operands unnecessarily if they are known to be already
8160 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8162 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8165 2010-02-10 Richard Guenther <rguenther@suse.de>
8167 PR tree-optimization/43017
8168 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8169 for wrapping signed arithmetic.
8171 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8174 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8175 if no debug info should be emitted for it.
8177 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8179 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8180 note when flag_exceptions is set.
8182 2010-02-10 Duncan Sands <baldrick@free.fr>
8184 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8186 2010-02-10 Richard Guenther <rguenther@suse.de>
8189 * tree.c (get_unwidened): Handle constants.
8190 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8192 2010-02-10 Martin Jambor <mjambor@suse.cz>
8195 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8196 check for variable argument counts independently.
8198 2010-02-10 Christian Bruel <christian.bruel@st.com>
8201 * config/sh/sh.c (find_barrier): Increase length for non delayed
8202 conditional branches.
8204 2010-02-10 Christian Bruel <christian.bruel@st.com>
8206 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8208 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8210 * builtins.c (set_builtin_user_assembler_name): Also handle
8211 ffs if int is smaller than word.
8213 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8216 * ira-conflicts.c (get_dup): Remove.
8217 (process_reg_shuffles): Add new parameter. Use it as an
8218 additional guard for copy generation.
8219 (add_insn_allocno_copies): Rewrite.
8221 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8223 * common.opt (fsched2-use-traces): Preserved for backward
8225 * doc/invoke.texi: Remove the documentation about option
8226 -fsched2-use-traces.
8227 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8228 flag_sched2_use_traces.
8229 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8230 the backward compatibility flag section.
8232 2010-02-09 Richard Guenther <rguenther@suse.de>
8234 PR tree-optimization/43008
8235 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8236 make HEAP variables initialized from global memory if they
8237 are not known builtin functions.
8238 (find_func_aliases): Adjust.
8240 2010-02-09 Richard Guenther <rguenther@suse.de>
8242 PR tree-optimization/43000
8243 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8244 arithmetic manually.
8246 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8248 PR tree-optimization/42931
8249 * tree-loop-linear.c (try_interchange_loops): Don't call
8250 double_int_mul if estimated_loop_iterations failed.
8252 2010-02-08 Martin Jambor <mjambor@suse.cz>
8255 * tree-sra.c (build_accesses_from_assign): Do not mark in
8256 should_scalarize_away_bitmap if stmt has volatile ops.
8257 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8260 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8262 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8264 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8266 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8269 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8272 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8274 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8277 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8278 to unknown_dependence.
8279 (graphite_legal_transform_dr): Handle the unknown_dependence.
8280 (graphite_carried_dependence_level_k): Same.
8282 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8284 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8286 2010-02-07 Richard Guenther <rguenther@suse.de>
8289 * expr.c (get_inner_reference): Always initialize *pbitsize.
8291 2010-02-07 Richard Guenther <rguenther@suse.de>
8294 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8295 new ARRAY_REFs on variable size element or minimal index arrays.
8297 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8298 gimple_fold_indirect_ref.
8300 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8303 * arm.c (arm_override_options): Just return if the user has specified
8304 an invalid fpu name.
8306 2010-02-03 Jason Merrill <jason@redhat.com>
8309 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8310 i386_pe_maybe_record_exported_symbol.
8312 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8315 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8316 (pa_delegitimize_address): New function.
8318 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8320 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8321 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8323 2010-02-05 Richard Guenther <rguenther@suse.de>
8326 * lto-streamer-in.c (get_resolution): Deal with references
8327 to undefined functions.
8329 2010-02-05 Richard Guenther <rguenther@suse.de>
8331 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8332 (fold_const_aggregate_ref): Likewise.
8333 (ccp_fold_stmt): Substitute loads.
8334 (maybe_fold_reference): Verify types before substituting.
8336 (fold_gimple_assign): Unshare properly.
8337 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8339 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8341 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8342 for rs6000_gen_cell_microcode.
8344 2010-02-04 Richard Guenther <rguenther@suse.de>
8346 PR rtl-optimization/42952
8347 * dse.c (const_or_frame_p): Remove MEM handling.
8349 2010-02-04 Nick Clifton <nickc@redhat.com>
8351 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8352 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8353 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8354 (mn10300_asm_output_mi_thunk): New function.
8355 (mn10300_can_output_mu_thunk): New function.
8356 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8357 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8358 (FUNCTION_ARG): Delete incorrect comment.
8360 2010-02-03 Jason Merrill <jason@redhat.com>
8363 * fold-const.c (operand_equal_p): Handle erroneous types.
8365 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8367 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8369 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8371 PR rtl-optimization/42941
8372 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8375 2010-02-03 Jason Merrill <jason@redhat.com>
8378 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8380 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8383 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8384 (cselib_reset_table): Renamed from...
8385 (cselib_reset_table_with_next_value): ... this.
8386 (cselib_get_next_uid): Renamed from...
8387 (cselib_get_next_unknown_value): ... this.
8388 * cselib.c (next_uid): Renamed from...
8389 (next_unknown_value): ... this.
8390 (cselib_clear_table): Adjust.
8391 (cselib_reset_table): Adjust. Renamed from...
8392 (cselib_reset_table_with_next_value): ... this.
8393 (cselib_get_next_uid): Adjust. Renamed from...
8394 (cselib_get_next_unknown_value): ... this.
8395 (get_value_hash): Use hash.
8396 (cselib_hash_rtx): Likewise.
8397 (new_cselib_val): Adjust. Set and dump uid.
8398 (cselib_lookup_mem): Pass next_uid as hash.
8399 (cselib_subst_to_values): Likewise.
8400 (cselib_log_lookup): Dump uid.
8401 (cselib_lookup): Pass next_uid as hash. Adjust.
8402 (cselib_process_insn): Adjust.
8403 (cselib_init): Initialize next_uid.
8404 (cselib_finish): Adjust.
8405 (dump_cselib_table): Likewise.
8406 * dse.c (canon_address): Dump value uid.
8407 * print-rtl.c (print_rtx): Print value uid.
8408 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8410 (dv_uid): New function, sort of renamed from...
8411 (dv_htab_hash): ... this, reimplemented in terms of it and...
8412 (dv_uid2hash): ... this. New.
8413 (variable_htab_eq): Drop excess assertions.
8414 (tie_break_pointers): Removed.
8415 (canon_value_cmp): Compare uids.
8416 (variable_post_merge_New_vals): Print uids.
8417 (vt_add_function_parameters): Adjust.
8418 (vt_initialize): Reset table. Adjust.
8420 2010-02-03 Richard Guenther <rguenther@suse.de>
8422 PR tree-optimization/42944
8423 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8424 (call_may_clobber_ref_p_1): Likewise. Properly handle
8425 malloc and calloc clobbering errno.
8427 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8429 * doc/invoke.texi: Fix name of sched1 dump.
8431 * opts.c (decode_options): Set flag_tree_switch_conversion
8432 only conditionally on optimize >= 2.
8434 * gcse.c: Assorted comment fixes in pass description.
8436 2010-02-03 Anthony Green <green@moxielogic.com>
8438 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8439 nop padding in order to maintain alignment of storage location of
8440 target function address.
8441 (moxie_trampoline_init): Store target function address at newly
8443 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8445 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8447 2010-02-03 Richard Guenther <rguenther@suse.de>
8450 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8452 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8454 * config.gcc: Reenable check for obsolete targets.
8455 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8456 mips-sgi-irix6.[0-4]*.
8458 2010-02-02 Nick Clifton <nickc@redhat.com>
8460 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8461 constant size of 4 as being the same as 0.
8462 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8463 can take values in the range 0..4.
8465 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8468 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8469 as _darwin10_Unwind_FindEnclosingFunction().
8470 * libgcc-libsystem.ver: New.
8472 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8475 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8476 implicitly set registers.
8478 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8480 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8481 (arm_override_options): Allow automatic selection of the thread
8482 pointer register if thumb2.
8483 (legitimize_pic_address): Improve code sequences for Thumb2.
8484 (arm_call_tls_get_addr): Likewise.
8485 (legitimize_tls_address): Likewise.
8486 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8487 (pic_load_addr_32bit): ... this. New named pattern.
8488 * thumb2.md (pic_load_addr_thumb2): Delete.
8489 (pic_load_dot_plus_four): Delete.
8490 (tls_load_dot_plus_four): New named pattern.
8492 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8495 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8496 Document fix for TLS bug.
8498 2010-01-31 Richard Guenther <rguenther@suse.de>
8500 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8501 conservatively correct.
8503 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8507 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8509 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8511 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8513 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8515 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8517 * config.gcc: Adjust order of makefile fragments for mingw targets.
8519 2010-01-31 Richard Guenther <rguenther@suse.de>
8522 * gimplify.c (gimplify_init_constructor): For volatile LHS
8523 initialize a temporary.
8525 2010-01-31 Matthias Klose <doko@ubuntu.com>
8527 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8529 * configure: Regenerate.
8531 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8533 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8534 the same alias set and their sizes different constantness.
8535 (aliasing_component_refs_p): Revert 2009-10-24 change.
8537 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8539 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8542 2010-01-29 Richard Guenther <rguenther@suse.de>
8544 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8545 Assert we successfully updated the call.
8547 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8549 PR rtl-optimization/42889
8550 * df.h (df_set_bb_dirty_nonlr): New prototype.
8551 * df-core.c (df_set_bb_dirty_nonlr): New function.
8552 * df-scan.c (df_insn_rescan): Call it instead of
8553 df_set_bb_dirty for DEBUG_INSNs.
8555 2010-01-29 Richard Guenther <rguenther@suse.de>
8558 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8559 quadratic behavior in most cases.
8561 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8564 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8565 in the call to gen_x86_movsicc_0_m1.
8567 2010-01-28 Richard Guenther <rguenther@suse.de>
8569 PR tree-optimization/42871
8570 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8572 2010-01-28 Richard Guenther <rguenther@suse.de>
8574 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8575 into call arguments.
8577 2010-01-28 Richard Guenther <rguenther@suse.de>
8580 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8581 the forwarder if the destination is an EH landing pad.
8583 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8585 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8586 block list passed to gimple_duplicate_sese_tail.
8587 (parallelize_loops): Avoid parallelization when the function
8589 Avoid parallelization when the preheader is IRREDUCIBLE.
8590 Try to optimize when estimated_loop_iterations_int is unresolved.
8591 Add the loop's location to the dump file.
8592 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8593 (gimple_duplicate_sese_tail): Remove the check for the latch.
8594 Redirect nexits to the exit block.
8595 Remove handling of the incoming edges to the latch.
8596 Redirect the backedge from the copied latch to the exit bb.
8598 2010-01-28 Michael Matz <matz@suse.de>
8601 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8602 Wrap force_reg into a sequence, emit it before user.
8604 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8606 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8608 (arm_legacy_rev): Likewise.
8609 (thumb_legacy_rev): Likewise.
8611 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8613 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8614 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8615 on MEM's address failed, try avoid_constant_pool_reference and
8616 recurse if it returned something different.
8617 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8618 address, try avoid_constant_pool_reference and recurse if it
8619 returned something different.
8620 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8621 address and avoid_constant_pool_reference returned something
8622 different, don't set have_address.
8624 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8627 * var-tracking.c (val_store): Add modified argument, obey it.
8629 (count_uses): Move down logging of main.
8630 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8631 don't need resolution.
8632 (emit_notes_in_bb): Likewise.
8634 2010-01-27 Richard Guenther <rguenther@suse.de>
8637 * tree-inline.c (remap_decl): Delay remapping of SSA name
8638 default definitions until we need them.
8640 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8642 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8643 (rs6000_delegitimize_address): New function.
8645 * config/s390/s390.c (s390_delegitimize_address): Call
8646 delegitimize_mem_from_attrs.
8649 * tree-inline.c (cannot_copy_type_1): Removed.
8650 (copy_forbidden): Don't forbid copying of functions containing
8651 records/unions with variable length fields.
8653 2010-01-27 Christian Bruel <christian.bruel@st.com>
8657 * config/sh/sh.c (find_barrier): Increase length for non delayed
8658 conditional branches.
8660 2010-01-27 Matthias Klose <doko@ubuntu.com>
8662 * configure.ac (gnu-unique-object): Fix ldd version check.
8663 * configure: Regenerate.
8665 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8667 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8669 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8670 Test for HAVE_GNU_AS value.
8672 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8674 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8675 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8676 INT64_TYPE): Define.
8677 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8678 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8679 INT_LEAST64_TYPE): Define.
8680 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8681 UINT_LEAST64_TYPE): Define.
8682 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8683 INT_FAST64_TYPE): Define.
8684 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8685 UINT_FAST64_TYPE): Define.
8686 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8687 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8688 (SIG_ATOMIC_TYPE): Define.
8690 2010-01-26 Richard Guenther <rguenther@suse.de>
8692 * df-scan.c (df_scan_set_bb_info): Remove assert.
8693 (df_insn_rescan_debug_internal): Merge asserts.
8694 (df_install_ref): Likewise.
8695 (df_mark_reg): Use bitmap_set_range.
8696 (df_hard_reg_used_p): Remove assert.
8697 (df_hard_reg_used_count): Likewise.
8699 2010-01-26 Richard Guenther <rguenther@suse.de>
8701 PR rtl-optimization/42685
8702 * web.c (web_main): Ignore DEBUG_INSNs.
8704 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8706 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8708 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8709 Fix types of fndecl and arglist parameters.
8711 2010-01-26 Richard Guenther <rguenther@suse.de>
8714 * tree-eh.c (unsplit_eh): Skip debug insns.
8716 2010-01-26 Richard Guenther <rguenther@suse.de>
8718 PR tree-optimization/42250
8719 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8721 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8724 * omp-low.c (expand_omp_sections): Only use single_pred if
8725 l2_bb is single_pred_p.
8727 2010-01-25 Christian Bruel <christian.bruel@st.com>
8730 * config/sh/sh.c (find_barrier): Increase length for non delayed
8731 conditional branches.
8732 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8734 2010-01-24 David S. Miller <davem@davemloft.net>
8736 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8737 define if not using GAS.
8738 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8739 Likewise. Delete SECTION_MERGE code, which is only applicable
8742 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8745 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8746 mangling of va_list in system headers.
8748 2010-01-23 Toon Moene <toon@moene.org>
8750 * tree-predcom.c (combine_chains): Return NULL, not false.
8752 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8754 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8755 initialization of variable res to agree with return type.
8757 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8759 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8760 * tree-sra.c: Add include of expr.h.
8762 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8764 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8765 insert the debug stmt on the single non-EH edge from the stmt.
8767 2010-01-22 Richard Henderson <rth@redhat.com>
8770 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8771 the RHS until after generate_subtree_copies has insertted its
8772 code before the current statement.
8774 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8776 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8778 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8780 2010-01-21 Martin Jambor <mjambor@suse.cz>
8782 PR tree-optimization/42585
8783 * tree-sra.c (struct access): New field grp_total_scalarization.
8784 (dump_access): Dump the new field.
8785 (should_scalarize_away_bitmap): New variable.
8786 (cannot_scalarize_away_bitmap): Likewise.
8787 (sra_initialize): Allocate new bitmaps.
8788 (sra_deinitialize): Free new bitmaps.
8789 (create_access_1): New function.
8790 (create_access): Parts moved to create_access_1.
8791 (type_consists_of_records_p): New function.
8792 (completely_scalarize_record): Likewise.
8793 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8794 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8795 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8797 (analyze_all_variable_accesses): Completely scalarize small eligible
8800 2010-01-21 Martin Jambor <mjambor@suse.cz>
8802 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8804 2010-01-21 Andrew Haley <aph@redhat.com>
8806 * gcc.c (process_command): Move lang_specific_driver before
8807 setting cc_libexec_prefix.
8809 2010-01-21 Richard Guenther <rguenther@suse.de>
8812 * fold-const.c (negate_expr_p): Pretend only negative
8813 real constants are easily negatable.
8815 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8816 Jason Merrill <jason@redhat.com>
8818 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8819 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8820 * calls.c (initialize argument_information): Handle it.
8821 * c-common.c (handle_transparent_union_attribute): Use new name.
8822 * c-decl.c (finish_struct): Ditto.
8823 * c-typeck.c (type_lists_compatible_p): Ditto.
8824 (convert_for_assignment): Use new name and also handle record.
8825 * function.c (aggregate_value_p): Handle it.
8826 (pass_by_reference): Ditto.
8827 (assign_parm_data_types): Ditto.
8828 * print-tree.c (print_node): Ditto.
8829 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8830 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8831 * tree.c (first_field): New fn.
8833 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8836 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8837 even when linking statically, for now.
8839 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8842 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8843 without a cselib val.
8844 (count_uses): Accept MO_VAL_SET with no val on stores.
8845 (add_stores): Likewise.
8847 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8849 * var-tracking.c (check_value_val): Add a compile time assertion.
8850 (dv_is_decl_p): Simplify.
8851 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8852 gcc_assert if ENABLE_CHECKING.
8854 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8857 * var-tracking.c: Include tree-flow.h.
8858 (mem_dies_at_call): New.
8859 (dataflow_set_preserve_mem_locs): Use it.
8860 (dataflow_set_remove_mem_locs): Likewise.
8861 (dump_var): Renamed from dump_variable. Adjust all callers.
8862 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8863 * Makefile.in (var-tracking.o): Adjust deps.
8865 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8867 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8869 2010-01-20 Richard Guenther <rguenther@suse.de>
8871 PR tree-optimization/42717
8872 * tree-ssa-dce.c (get_live_post_dom): Remove.
8873 (forward_edge_to_pdom): Take an arbitrary edge to copy
8874 degenerate PHI args from.
8875 (remove_dead_stmt): Use the first post-dominator even if it
8876 does not contain live statements as redirection destination.
8878 2010-01-20 Richard Guenther <rguenther@suse.de>
8880 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8882 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8884 * sel-sched.c (create_speculation_check): Remove set but not used
8886 (try_transformation_cache): Remove set but not used variable ds.
8887 (calculate_privileged_insns): Remove set but not used variables
8888 cur_insn and min_spec_insn.
8889 (find_best_expr): Remove set but not used variable avail_n.
8890 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8892 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8894 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8895 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8898 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8901 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8902 cpu types. Add support for *-sse3 cpu types.
8903 (x86_64-*-*): Ditto.
8905 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8908 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8909 argument, call initializer_constant_valid_p_1 instead of
8910 initializer_constant_valid_p, pass CACHE to it, return NULL
8911 immediately if first call returns NULL.
8912 (initializer_constant_valid_p_1): New function.
8913 (initializer_constant_valid_p): Use it.
8915 2010-01-20 Thomas Quinot <quinot@adacore.com>
8917 * tree.def (PLACEHOLDER_EXPR): Fix comment.
8919 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8921 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
8922 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
8923 (loc_list_from_tree): Don't handle unsigned division. Handle
8924 signed modulo using DW_OP_{over,over,div,mul,minus}.
8925 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
8926 modulo instead of signed.
8928 2010-01-20 DJ Delorie <dj@redhat.com>
8930 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
8932 (h8300_emit_stack_adjustment): Propogate it.
8934 (h8300_expand_prologue): Likewise.
8935 (h8300_expand_epilogue): Likewise.
8937 2010-01-19 Michael Matz <matz@suse.de>
8939 PR tree-optimization/41783
8940 * tree-data-ref.c (toplevel): Include flags.h.
8941 (dump_data_dependence_relation): Also dump the inputs if the
8942 result will be unknown.
8943 (split_constant_offset_1): Look through some conversions.
8944 * tree-predcom.c (determine_roots_comp): Restart a new chain if
8945 the offset from last element is too large.
8946 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
8947 (reassociate_to_the_same_stmt): Handle vector registers.
8948 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
8950 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
8951 wide_prolog_niters argument, emit widening instructions.
8952 (vect_do_peeling_for_alignment): Adjust caller, use widened
8953 variant of the iteration cound.
8954 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
8956 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8959 * config/arm/neon-testgen.m (emit_automatics): New parameter
8960 features. Adjust for Fixed_return_reg feature.
8961 (test_intrinsic): Call emit_automatics with new feature.
8962 * config/arm/neon.ml: Update copyright years.
8963 (features): New Fixed_return_reg feature.
8964 (ops): Update feature for Vget_low.
8966 2010-01-19 Jakub Jelinek <jakub@redhat.com>
8968 PR tree-optimization/42719
8969 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
8973 * fwprop.c (all_uses_available_at): Return false if def_set dest
8974 is a REG that is used in def_insn.
8976 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
8978 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
8980 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
8983 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
8985 * target.h (struct gcc_target) <secondary_reload>: Change type
8986 of last argument to secondary_reload_info *.
8988 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
8991 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
8992 memory references with unaligned offsets. Remove CQImode handling.
8993 (unaligned_memory_operand): Return 1 for memory references with
8994 unaligned offsets. Remove CQImode handling.
8996 2010-01-18 Richard Guenther <rguenther@suse.de>
8999 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
9002 2010-01-18 Richard Guenther <rguenther@suse.de>
9004 PR tree-optimization/42781
9005 * tree-ssa-structalias.c (find_what_var_points_to): Skip
9006 restrict processing only if the original variable was artificial.
9008 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
9010 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
9011 find number of popped argument bytes.
9013 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
9014 Fix the text that describes the return value for invalid insns.
9016 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
9018 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
9019 Clarify what 'cost of the -dependence' is. Fix quoting.
9021 * toplev.c (default_get_pch_validity): Rename argument to "sz".
9022 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
9024 2010-01-17 Jakub Jelinek <jakub@redhat.com>
9026 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
9027 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
9029 2010-01-17 Richard Guenther <rguenther@suse.de>
9032 * function.c (split_complex_args): Take a VEC to modify.
9033 (assign_parms_augmented_arg_list): Build a VEC instead of
9034 a chain of PARM_DECLs.
9035 (assign_parms_unsplit_complex): Take a VEC of arguments.
9036 Do not fixup unmodified parms.
9037 (assign_parms): Deal with the VEC.
9038 (gimplify_parameters): Likewise.
9040 2010-01-17 Richard Guenther <rguenther@suse.de>
9042 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
9043 node existence check.
9044 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
9045 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
9046 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
9047 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
9048 (gimple_execute_on_growing_pred): Likewise.
9050 2010-01-17 Richard Guenther <rguenther@suse.de>
9052 PR tree-optimization/42773
9053 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
9054 (compute_antic_aux): Likewise.
9055 (compute_partial_antic_aux): Likewise.
9057 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9060 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9063 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9065 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9068 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9069 Fix markup for strict argument.
9071 (TARGET_SCHED_REORDER2): Fix argument types.
9073 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9074 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9076 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9077 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9079 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9082 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9083 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9084 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9085 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9086 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9088 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9090 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9092 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9093 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9095 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9097 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9100 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9102 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9103 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9105 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9107 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9109 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9110 referring to it. Fix language.
9112 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9114 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9116 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9118 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9120 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9121 '@var{stream}. Remove stray 'and'.
9123 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9125 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9127 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9129 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9130 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9132 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9133 Fix description of return value.
9134 Rename argument "sz" to "len."
9136 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9137 Clarify meaning of 'true' return value.
9139 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9141 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9142 rep_mode versus mode_rep.
9144 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9146 (TARGET_BUILTIN_DECL): Fix name.
9148 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9150 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9152 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9154 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9156 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9158 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9161 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9162 Rename argument tm_fn to md_fn.
9164 (TARGET_OPTION_PRINT): Fix argument list.
9166 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9169 * config/i386/i386.c (ix86_fixup_binary_operands):
9170 Revert FMA4 fixup of operands.
9172 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9175 * Makefile.in (write_entries_to_file, install-plugin):
9176 Use \012 instead of \n with tr.
9178 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9180 * configure.ac (HAVE_AS_REF): New C macro.
9181 * configure: Regenerate.
9182 * config.in: Likewise.
9183 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9185 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9188 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9190 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9192 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9194 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9196 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9198 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9200 (TARGET_BINDS_LOCAL_P): Fix argument type.
9202 (TARGET_ASM_FILE_END): Use prototype.
9204 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9206 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9208 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9210 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9212 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9213 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9215 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9216 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9218 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9219 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9220 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9221 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9223 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9225 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9227 (TARGET_INIT_BUILTINS): Use prototype.
9229 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9230 Put 'const char *' in braces. Fix parameter types.
9231 (TARGET_INVALID_CONVERSION): Fix parameter types.
9232 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9233 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9235 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9238 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9240 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9242 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9244 * doc/tm.texi (TARGET_HELP): Fix return type.
9246 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9247 in braces. Fix argument types.
9249 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9251 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9253 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9255 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9256 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9258 (TARGET_MANGLE_TYPE): Fix argument types.
9260 (TARGET_IRA_COVER_CLASSES): Use prototype.
9262 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9264 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9266 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9268 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9270 (TARGET_CALLEE_COPIES): Fix argument types.
9272 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9274 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9276 (TARGET_FUNCTION_VALUE): Fix argument types.
9278 (TARGET_RETURN_IN_MSB): Fix argument type.
9280 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9282 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9284 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9286 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9287 agree with return type.
9289 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9291 2010-01-15 Jing Yu <jingyu@google.com>
9293 PR rtl-optimization/42691
9294 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9295 a pseudo to a constant and are merged, and adjust comments.
9297 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9299 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9301 2010-01-15 Richard Guenther <rguenther@suse.de>
9304 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9305 labels of computed or non-local gotos to the destination.
9306 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9307 landing pad label is the first label.
9309 2010-01-15 Richard Guenther <rguenther@suse.de>
9311 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9313 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9316 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9317 to allow generation of the xssqrtdp instruction on power7.
9318 (sqrtdf2_fpr): Ditto.
9320 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9323 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9324 functions with noreturn attribute.
9327 * varasm.c (declare_weak): Add weak attribute to decl if it
9328 doesn't have one already.
9329 (assemble_external): Only add decls to weak_decls if they also
9330 have weak attribute.
9332 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9334 * var-tracking.c (var_reg_delete): Don't delete the association
9335 between REGs and values or one-part variables if the register
9338 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9341 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9342 because its first operand is a non-localized variable.
9344 2010-01-14 Martin Jambor <mjambor@suse.cz>
9346 PR tree-optimization/42706
9347 * tree-sra.c (encountered_recursive_call): New variable.
9348 (encountered_unchangable_recursive_call): Likewise.
9349 (sra_initialize): Initialize both new variables.
9350 (callsite_has_enough_arguments_p): New function.
9351 (scan_function): Call decl and flags check only for IPA-SRA, check
9352 whether there is a recursive call and whether it has enough arguments.
9353 (all_callers_have_enough_arguments_p): New function.
9354 (convert_callers): Look for recursive calls only when
9355 encountered_recursive_call is set.
9356 (ipa_early_sra): Bail out either if
9357 !all_callers_have_enough_arguments_p or
9358 encountered_unchangable_recursive_call.
9360 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9362 * sel-sched.c: Add 2010 to copyright years.
9363 * sel-sched-ir.c: Likewise.
9364 * sel-sched-ir.h: Likewise.
9366 2010-01-14 Martin Jambor <mjambor@suse.cz>
9368 PR tree-optimization/42714
9369 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9370 constructors specially.
9372 2010-01-14 Andi Kleen <ak@linux.intel.com>
9374 * config/i386/drivers-i386.c (detect_caches_intel):
9375 Add l2sizekb parameter and fill in.
9376 (host_detect_local_cpu): Add l2sizekb, fill in.
9377 Add Atom small cache heuristic.
9379 2010-01-14 Andi Kleen <ak@linux.intel.com>
9381 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9382 Add level3 parameter and fill in.
9383 (detect_caches_intel): Handle level3 cache.
9385 2010-01-14 Andi Kleen <ak@linux.intel.com>
9387 * config/i386/drivers-i386.c (host_detect_local_cpu):
9388 Fix core duo detection.
9390 2010-01-14 Andi Kleen <ak@linux.intel.com>
9392 * config/i386/drivers-i386.c (host_detect_local_cpu):
9395 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9397 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9398 (rs6000_variable_issue_1): this. Use...
9399 (rs6000_variable_issue): here. Reimplement. Print debug info.
9401 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9403 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9404 sel_restore_notes. Update all callers. Call reemit_notes
9407 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9409 PR rtl-optimization/42246
9410 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9413 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9415 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9416 all successors is the same as number of successors in current region.
9418 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9420 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9421 to rename is not separable. Otherwise check that its LHS is not NULL.
9423 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9425 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9427 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9429 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9430 available registers when failed to discover LHS register class.
9431 Fix indentation. Update comment.
9433 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9434 Alexander Monakov <amonakov@ispras.ru>
9436 PR rtl-optimization/42389
9437 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9439 (advance_state_on_fence): Likewise.
9440 (sel_target_adjust_priority): Print debug output only when
9441 sched_verbose >= 4, not 2.
9442 (get_expr_cost): Do not issue all unique insns on the next cycle.
9443 (fill_insns): Initialize can_issue_more from the value saved
9445 * sel-sched-ir.c (flist_add): New parameter issue_more.
9446 Init FENCE_ISSUE_MORE with it.
9447 (merge_fences): Likewise.
9448 (init_fences): Update call to flist_add.
9449 (add_to_fences, add_clean_fence_to_fences)
9450 (add_dirty_fence_to_fences): Likewise.
9451 (move_fence_to_fences): Update call to merge_fences.
9452 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9454 * sel-sched-ir.h (struct _fence): New field issue_more.
9455 (FENCE_ISSUE_MORE): New accessor macro.
9457 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9459 PR rtl-optimization/42388
9460 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9461 that have no predecessors nor successors. Do not call move_bb_info
9462 for empty blocks outside of current region.
9464 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9466 PR rtl-optimization/42294
9467 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9468 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9469 originators' originators.
9471 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9473 PR rtl-optimization/39453
9474 PR rtl-optimization/42246
9475 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9477 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9479 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9480 Alexander Monakov <amonakov@ispras.ru>
9483 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9484 (maybe_tidy_empty_bb): ... here. Make static. Add new
9485 argument. Update all callers.
9486 (tidy_control_flow): ... and here. Recompute topological order
9487 of basic blocks in region if necessary.
9488 (sel_redirect_edge_and_branch): Change return type. Return true
9489 if topological order might have been invalidated.
9490 (purge_empty_blocks): Export and move from...
9491 * sel-sched.c (purge_empty_blocks): ... here.
9492 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9493 (maybe_tidy_empty_bb): Delete prototype.
9494 (purge_empty_blocks): Declare.
9496 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9498 PR rtl-optimization/42249
9499 * sel-sched.c (try_replace_dest_reg): When chosen register
9500 and original register is the same, do not bail out early, but
9501 still check all original insns for validity of replacing destination
9502 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9505 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9508 Port from no-undefined-overflow branch:
9509 2009-03-09 Richard Guenther <rguenther@suse.de>
9511 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9513 2010-01-14 Richard Guenther <rguenther@suse.de>
9516 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9518 2010-01-14 Ira Rosen <irar@il.ibm.com>
9520 PR tree-optimization/42709
9521 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9522 as scalar type in creation of constant vector operand.
9524 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9527 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9528 (check-parallel-%): Match `testsuite' directory component only
9531 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9533 PR translation/39521
9534 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9537 2010-01-13 Richard Guenther <rguenther@suse.de>
9539 PR tree-optimization/42730
9540 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9543 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9546 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9547 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9550 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9552 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9553 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9554 ___umulsi3_highpart.
9556 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9557 rather than schedule_insns if the pass is enabled.
9559 2010-01-13 Martin Jambor <mjambor@suse.cz>
9561 PR tree-optimization/42704
9562 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9565 2010-01-13 Martin Jambor <mjambor@suse.cz>
9567 PR tree-optimization/42703
9568 * tree-sra.c (analyze_access_subtree): Check that we can build a
9569 reference to the original data within the aggregate.
9571 2010-01-13 Richard Guenther <rguenther@suse.de>
9573 PR tree-optimization/42705
9574 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9576 2010-01-13 Richard Guenther <rguenther@suse.de>
9579 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9581 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9584 * var-tracking.c (values_to_unmark): New variable.
9585 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9586 values_to_unmark vector. Moved body to...
9587 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9588 instead queue it into values_to_unmark vector.
9589 (vt_find_locations): Free values_to_unmark vector.
9591 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9593 * config/s390/s390.c (override_options): Set
9594 default of max-pending-list-length to 256
9596 2010-01-13 Richard Guenther <rguenther@suse.de>
9599 * tree-pass.h (PROP_gimple_lcx): New.
9600 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9601 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9602 before the final cleanup_eh.
9603 (dump_properties): Dump PROP_gimple_lcx.
9604 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9605 (tree_lower_complex_O0): Remove.
9606 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9607 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9608 tree_lower_complex, schedule TODO_update_ssa.
9609 * lto-streamer-out.c (output_function): Stream the functions
9611 * lto-streamer-in.c (input_function): Likewise.
9612 (lto_read_body): Do not override them here.
9614 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9617 * c-typeck.c (build_c_cast): Fold value cast to union type before
9618 wrapping it in a CONSTRUCTOR.
9620 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9622 PR rtl-optimization/42699
9623 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9626 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9628 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9629 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9630 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9631 SUBTARGET_WARN_UNUSED_SPEC): ... here
9632 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9634 2010-01-12 Julian Brown <julian@codesourcery.com>
9636 * config/arm/neon-schedgen.ml (Utils): Don't try to
9637 open missing module.
9638 (find_with_result): New.
9640 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9643 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9644 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9646 PR tree-optimization/42645
9647 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9648 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9649 decl_map, set processing_debug_stmt to -1 and return name without
9652 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9654 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9655 binutils version, and reword target configuration description.
9657 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9659 * config/avr/avr.h (LINKER_NAME): Remove.
9661 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9664 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9665 that support VSX, warn for -mno-altivec if vsx is not disabled,
9668 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9669 Shujing Zhao <pearly.zhao@oracle.com>
9671 PR translation/42469
9672 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9673 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9674 character between option name and help text.
9675 * c.opt (imultilib): Likewise.
9677 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9679 * lto-streamer-out.c (output_unreferenced_globals): Output static
9682 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9684 PR rtl-optimization/42621
9685 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9686 optimizing for size.
9687 (duplicate_computed_gotos): Remove now-redundant check.
9689 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9692 * configure.ac: Save and restore LDFLAGS and LIBS
9693 * configure: Regenerate.
9695 2010-01-10 Richard Guenther <rguenther@suse.de>
9698 * builtins.c (fold_builtin_strlen): Add type argument and
9699 convert the resulting length to it.
9700 (fold_builtin_1): Adjust.
9702 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9704 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9705 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9707 (num_insns_constant_wide): Adjust for that change.
9709 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9712 * web.c (union_defs): Add used argument, to combine uses of
9714 (entry_register): Adjust type and tests of used argument.
9715 (web_main): Widen used for new use. Pass it to union_defs.
9716 * df.h (union_defs): Adjust prototype.
9718 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9721 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9722 uses in new incoming argument. Free body.
9723 (reset_debug_uses_in_loop): New.
9724 (analyze_insn_to_expand_var): Call the latter if the former found
9725 anything. Fix whitespace. Reject invalid dest overlaps before
9726 going through all insns in the loop.
9728 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9731 * haifa-sched.c (dying_use_p): Debug insns don't count.
9733 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9736 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9737 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9738 (verify_gimple_call): Reject LHS in noreturn calls.
9740 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9744 * tree-vect-loop-manip.c (adjust_info): New type.
9745 (adjust_vec): New pointer to vector.
9746 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9747 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9748 (slpeel_update_phis_for_duplicate_loop): Use them.
9749 (slpeel_update_phi_nodes_for_guard1): Likewise.
9750 (slpeel_update_phi_nodes_for_guard2): Likewise.
9751 (slpeel_tree_peel_loop_to_edge): Likewise.
9752 (vect_update_ivs_after_vectorizer): Likewise.
9754 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9756 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9757 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9759 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9761 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9762 bogus uninitialized warning.
9764 2010-01-09 Richard Guenther <rguenther@suse.de>
9767 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9768 the evolution is compatible with the initial condition.
9770 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9772 * gcc.c (process_command): Update copyright notice dates.
9773 * gcov.c (print_version): Likewise.
9774 * gcov-dump.c (print_version): Likewise.
9775 * mips-tfile.c (main): Likewise.
9776 * mips-tdump.c (main): Likewise.
9778 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9781 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9783 (rotlhi3_8): Delete.
9785 (rotlsi3_8): Delete.
9786 (rotlsi3_16): Delete.
9787 (rotlsi3_24): Delete.
9789 (*rotw<mode>3): New.
9790 (*rotb<mode>3): New.
9791 * config/avr/avr.c (avr_rotate_bytes): New function.
9792 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9794 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9797 * configure.ac: Modify -rdynamic check.
9798 * configure: Regenerate.
9800 2010-01-08 DJ Delorie <dj@redhat.com>
9802 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9803 register popping order.
9805 2010-01-08 Richard Guenther <rguenther@suse.de>
9808 * c.opt (fsigned-char): Also let LTO handle this option.
9809 (funsigned-char): Likewise.
9811 2010-01-07 Richard Guenther <rguenther@suse.de>
9813 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9814 (gimple_op): Likewise.
9815 (gimple_op_ptr): Likewise.
9816 (gimple_assign_set_lhs): Remove gcc_assert.
9817 (gimple_assign_set_rhs1): Likewise.
9818 (gimple_assign_set_rhs2): Likewise.
9819 (gimple_call_set_lhs): Likewise.
9820 (gimple_call_set_fn): Likewise.
9821 (gimple_call_set_fndecl): Likewise.
9822 (gimple_call_fndecl): Likewise.
9823 (gimple_call_return_type): Likewise.
9824 (gimple_call_set_chain): Likewise.
9825 (gimple_call_num_args): Likewise.
9826 (gimple_call_set_arg): Likewise.
9827 (gimple_cond_set_code): Likewise.
9828 (gimple_cond_set_lhs): Likewise.
9829 (gimple_cond_set_rhs): Likewise.
9830 (gimple_cond_set_true_label): Likewise.
9831 (gimple_cond_set_false_label): Likewise.
9832 (gimple_label_set_label): Likewise.
9833 (gimple_goto_set_dest): Likewise.
9834 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9835 (gimple_debug_bind_get_value): Likewise.
9836 (gimple_debug_bind_get_value_ptr): Likewise.
9837 (gimple_debug_bind_set_var): Likewise.
9838 (gimple_debug_bind_set_value): Likewise.
9839 (gimple_debug_bind_reset_value): Likewise.
9840 (gimple_debug_bind_has_value_p): Likewise.
9841 (gimple_return_retval_ptr): Remove gcc_assert.
9842 (gimple_return_retval): Likewise.
9843 (gimple_return_set_retval): Likewise.
9844 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9845 (safe_referenced_var_iterator): Remove.
9846 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9847 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9848 (fill_referenced_var_vec): Remove.
9849 (first_readonly_imm_use): Remove redundant gcc_assert.
9850 (phi_arg_index_from_use): Combine gcc_asserts.
9851 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9852 (first_imm_use_stmt): Remove redundant gcc_assert.
9853 * tree-cfg.c (verify_gimple_call): Verify function and chain
9854 operands. Verify arguments.
9855 (verify_types_in_gimple_stmt): Verify condition code and labels.
9857 2010-01-07 Richard Guenther <rguenther@suse.de>
9859 PR tree-optimization/42641
9860 * sese.c (rename_map_elt_info): Use the SSA name version, do
9863 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9865 PR tree-optimization/42625
9866 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9867 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9869 2010-01-07 Duncan Sands <baldrick@free.fr>
9871 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9873 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9876 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9877 note itself is not function_invariant_p.
9879 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9881 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9882 Do not add the DF_NOTE problem.
9883 * store-motion.c (execute_rtl_store_motion): Likewise.
9885 2010-01-07 Martin Jambor <mjambor@suse.cz>
9887 PR tree-optimization/42157
9888 * tree-sra.c (compare_access_positions): Stabilize sort if both
9889 accesses have integer types, return zero immediately if they are the
9892 2010-01-06 Richard Henderson <rth@redhat.com>
9895 * haifa-sched.c (add_to_note_list): Merge into ...
9896 (concat_note_lists): ... here, and ...
9897 (unlink_other_notes, rm_other_notes): Merge into...
9898 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9899 NOTE_INSN_EPILOGUE_BEG.
9901 2010-01-06 Richard Guenther <rguenther@suse.de>
9903 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9904 not inline regular functions into always-inline functions.
9906 2010-01-06 Nick Clifton <nickc@redhat.com>
9908 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9909 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9911 (OVERRIDE_OPTIONS): Delete.
9912 (OPTIMIZATION_OPTIONS): Define.
9913 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9914 * config/rx/rx.c (rx_handle_option): Issue an error message if
9915 -mcpu=rx200 and -fpu are used together.
9916 (rx_set_optimization_options): New function. Issue an error
9917 message if an optimization attribute attempts to reset the FPU/
9918 math optimization pairing.
9919 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
9920 * config/rx/rx.opt: Set the default to 32-bit doubles.
9921 * config/rx/t-rx: Add multilibs for -nofpu option.
9922 * doc/invoke.texi: Update documentation of RX options.
9924 2010-01-06 Richard Guenther <rguenther@suse.de>
9926 * tree-ssa-pre.c (name_to_id): New global.
9927 (alloc_expression_id): Simplify SSA name handling.
9928 (lookup_expression_id): Likewise.
9929 (init_pre): Zero name_to_id.
9930 (fini_pre): Free it.
9932 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
9934 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
9936 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
9939 * config/i386/sse.md (smaxv2di3): New.
9940 (umaxv2di3): Likewise.
9941 (sminv2di3): Likewise.
9942 (uminv2di3): Likewise.
9944 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
9947 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
9948 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
9949 (legitimize_tls_address): Likewise.
9950 (sparc_tls_referenced_p): Likewise.
9951 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
9952 and adjust calls to legitimize_pic_address.
9953 (legitimate_constant_p) Use sparc_tls_referenced_p.
9954 (legitimate_pic_operand_p): Likewise.
9955 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
9956 (sparc_tls_symbol_ref_1): Delete.
9957 (sparc_tls_referenced_p): Make static, recognize specific patterns.
9958 (legitimize_tls_address): Make static, handle CONST patterns.
9959 (legitimize_pic_address): Make static, remove unused parameter and
9960 adjust recursive calls.
9961 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
9962 and adjust call to legitimize_pic_address.
9963 (sparc_output_mi_thunk): Likewise.
9965 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
9966 H.J. Lu <hongjiu.lu@intel.com>
9969 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
9970 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
9971 operands to make them signed.
9974 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
9977 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
9978 GTU to GT for V4SI and V2DI.
9980 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
9981 (umin<mode>3): Removed.
9983 (uminv4si3): Likewise.
9985 2010-01-05 Martin Jambor <mjambor@suse.cz>
9987 PR tree-optimization/42462
9988 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
9989 current_function_decl to helper functions and macros.
9991 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9994 * flags.h: Don't include real.h.
9995 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
9996 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
9997 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
9998 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
9999 * dominance.c: Update copyright.
10000 * gimple.c (walk_gimple_op): Remove inline.
10001 * tree-ssa-reassoc.c: Include real.h.
10002 * Makefile.in (FLAGS_H): Remove $(REAL_H).
10003 (tree-ssa-reassoc.o): Depend on $(REAL_H).
10005 2010-01-05 Nick Clifton <nickc@redhat.com>
10007 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
10008 register to push into the stack frame when the accumulator has to
10009 be saved during interrupts.
10011 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
10013 * doc/invoke.texi: Remove the documentation about option
10014 -Wunreachable-code.
10015 * common.opt (Wunreachable-code): Preserved for backward
10017 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
10018 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
10019 the backward compatibility flag section.
10021 2010-01-05 Richard Guenther <rguenther@suse.de>
10023 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
10025 2010-01-05 Jakub Jelinek <jakub@redhat.com>
10028 * cfgexpand.c (expand_one_var): Diagnose too large variables.
10030 PR tree-optimization/42508
10031 * tree-sra.c (convert_callers): Check for recursive call
10032 by comparing cgraph nodes instead of decls.
10033 (modify_function): Call ipa_modify_formal_parameters also
10034 on all same_body aliases.
10036 * cgraphunit.c (cgraph_materialize_all_clones): Compare
10037 cgraph nodes when checking for same_body aliases.
10039 2010-01-05 Richard Guenther <rguenther@suse.de>
10041 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
10042 allocation and lookup.
10043 (get_or_alloc_expr_for_constant): Likewise.
10044 (phi_translate): Sink allocation.
10046 2010-01-04 Richard Guenther <rguenther@suse.de>
10048 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
10049 a new entry only if needed.
10050 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
10051 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
10053 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
10055 (phi_translate): Handle CONSTANTs early.
10057 2010-01-04 Martin Jambor <mjambor@suse.cz>
10059 PR tree-optimization/42398
10060 * tree-sra.c (struct access): Removed flag grp_different_types.
10061 (dump_access): Do not dump the removed flag.
10062 (sort_and_splice_var_accesses): Do not set the removed flag.
10063 (sra_modify_expr): Check for type compatibility directly.
10065 2010-01-04 Martin Jambor <mjambor@suse.cz>
10067 PR tree-optimization/42366
10068 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10069 edges with variable number of parameters.
10070 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10071 flag instead of asserting it.
10072 (ipa_read_node_info): Read uses_analysis_done flag.
10074 2010-01-04 Richard Guenther <rguenther@suse.de>
10076 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10077 iterative_hash_* as intended.
10078 (vn_reference_compute_hash): Likewise. Simplify hashing
10080 (vn_reference_lookup_2): Likewise.
10081 (vn_nary_op_compute_hash): Likewise.
10082 (vn_phi_compute_hash): Likewise.
10083 (expressions_equal_p): Remove strange code.
10084 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10085 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10086 (bitmap_insert_into_set_1): Take value-id as parameter.
10087 (add_to_value): Pass it.
10088 (bitmap_insert_into_set): Likewise.
10089 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10091 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10094 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10095 (do_self_spec): For switches with SWITCH_IGNORE set set also
10096 SWITCH_IGNORE_PERMANENTLY.
10097 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10100 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10102 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10103 tree of an unreferenced global var.
10105 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10108 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10109 GTU to GT for V4SI and V2DI.
10111 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10112 (umin<mode>3): Removed.
10114 (uminv4si3): Likewise.
10116 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10119 * collect2.c (main): Turn on trace in collect2 if -v is passed
10122 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10124 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10125 description of expression operand.
10127 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10129 * configure.ac: Add install-html to target_list for Make-hooks.
10130 * configure: Regenerate.
10131 * fortran/Make-lang.in (F95_HTMLFILES): New.
10132 (fortran.html): Use it.
10133 (fortran.install-html): New.
10134 * Makefile.in (install-html): Add lang.install-html.
10135 * java/Make-lang.in (JAVA_HTMLFILES): New.
10136 (java.html): Use it.
10137 (java.install-html): New.
10138 * objc/Make-lang.in (objc.install-html): New.
10139 * objcp/Make-lang.in (obj-c++.install-html): New.
10140 * cp/Make-lang.in (c++.install-html): New.
10141 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10142 * lto/Make-lang.in (lto.install-html): New.
10144 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10147 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10149 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10151 PR rtl-optimization/41862
10152 * store-motion.c (store_killed_in_insn, compute_store_table,
10153 remove_reachable_equiv_notes, replace_store_insn,
10154 build_store_vectors): Ignore all DEBUG_INSNs.
10156 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10159 * common.opt: Add dumpdir.
10161 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10163 (option_map): Add --dumpdir.
10165 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10167 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10169 * opts.c (decode_options): Try dump_dir_name first if
10170 dump_base_name isn't an absolute path.
10171 (common_handle_option): Handle OPT_dumpdir.
10173 * toplev.c (dump_dir_name): New.
10174 (print_switch_values): Also ignore -dumpdir.
10176 * toplev.h (dump_dir_name): New.
10178 2010-01-03 Richard Guenther <rguenther@suse.de>
10180 PR tree-optimization/42589
10181 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10182 double-word expansion of bswap32.
10184 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10186 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10187 with BLOCK_FOR_INSN.
10188 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10189 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10190 noce_process_if_block): Likewise.
10191 * gcse.c (compute_local_properties, insert_expr_in_table,
10192 insert_set_in_table, canon_list_insert, find_avail_set,
10193 pre_insert_copy_insn): Likewise.
10195 * basic-block.h (BLOCK_NUM): Move from here...
10196 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10198 2010-01-03 Richard Guenther <rguenther@suse.de>
10200 PR tree-optimization/42438
10201 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10202 contains_may_not_return_call flag.
10203 (BB_MAY_NOTRETURN): New.
10204 (valid_in_sets): Trapping nary operations are not valid
10205 in blocks that may not return.
10206 (insert_into_preds_of_block): Remove check for trapping expressions.
10207 (compute_avail): Compute also BB_MAY_NOTRETURN.
10209 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10211 * doc/invoke.texi: Add 2010 to copyright years.
10213 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10215 * config/sparc/sparc.c: Fix formatting nits.
10217 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10218 Alexander Monakov <amonakov@ispras.ru>
10220 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10222 2010-01-02 Richard Guenther <rguenther@suse.de>
10224 PR middle-end/42577
10225 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10226 (simplify_switch_using_ranges): Mark to be removed edges
10229 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10231 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10233 * collect2.c (scan_libraries): Add missing argument in call to
10236 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10239 * config/alpha/predicates.md (aligned_memory_operand): Return false
10241 (unaligned_memory_operand): Return true for CQImode.
10242 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10243 doesn not cross aligned SImode word boundary.
10245 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10247 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10249 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10250 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10252 2010-01-02 Richard Guenther <rguenther@suse.de>
10255 * toplev.c (compile_file): Emit LTO marker properly. Change
10256 it to __gnu_lto_v1.
10257 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10259 2010-01-01 Richard Guenther <rguenther@suse.de>
10262 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10264 2010-01-01 Richard Guenther <rguenther@suse.de>
10267 * c-decl.c (grokdeclarator): For zero-size arrays force
10268 structural equality checks as layout_type does.
10270 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10272 * builtins.c: Update copyright to 2010.
10274 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10277 * lto-streamer-out.c (produce_asm): Revert the last change.
10278 (copy_function): Likewise.
10280 * lto-streamer.c (lto_get_section_name): Skip any leading
10283 2010-01-01 Richard Guenther <rguenther@suse.de>
10285 PR middle-end/42559
10286 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10290 Copyright (C) 2010 Free Software Foundation, Inc.
10292 Copying and distribution of this file, with or without modification,
10293 are permitted in any medium without royalty provided the copyright
10294 notice and this notice are preserved.