1 2010-05-21 Kai Tietz <kai.tietz@onevision.com>
4 * varasm.c (emutls_decl): Merge attributes to new decl.
6 2010-05-21 Eric Botcazou <ebotcazou@adacore.com>
9 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
10 around the uniquized constructor if its type requires a conversion.
12 2010-05-21 Jakub Jelinek <jakub@redhat.com>
15 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
16 at -O0 goto_locus of any of the incoming edges differs from
17 goto_locus of outgoing edge, or gimple_location of any of the
20 2009-09-14 Vladimir Makarov <vmakarov@redhat.com>
22 * ira.c (ira_non_ordered_class_hard_regs): Define.
23 (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
24 * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
25 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
26 cost of unaligned hard regs when allocating multi-reg pseudos.
28 2010-05-20 Richard Sandiford <rdsandiford@googlemail.com>
30 * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
31 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
33 * config/mips/mips.c (mips_file_start): Expand conditional expression
34 into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
35 (mips_override_options): Move -mno-float override -msoft-float and
37 * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
38 Condition(TARGET_SUPPORTS_NO_FLOAT).
39 * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
41 (SUBTARGET_OVERRIDE_OPTIONS): Delete.
42 (TARGET_SUPPORTS_NO_FLOAT): Define.
43 * config/mips/sdemtk.opt: Delete.
45 2010-05-20 Segher Boessenkool <segher@kernel.crashing.org>
47 * ipa-prop.c (compute_complex_ancestor_jump_func): Bail
50 2010-05-20 Uros Bizjak <ubizjak@gmail.com>
53 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
54 * configure: Regenerate.
55 * config.in: Regenerate.
56 * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
57 instead of sahf only for 64bit targets.
59 2010-05-20 Jakub Jelinek <jakub@redhat.com>
62 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
63 setup_ref_regs for DEBUG_INSNs.
65 2010-05-20 Jan Hubicka <jh@suse.cz>
68 * varpool.c (varpool_remove_node): Handle in-varpool aliases.
70 2010-05-20 Kenneth Zadeck <zadeck@naturalbridge.com>
73 * df-scan.c (df_ref_compare): Stabilize sort.
75 2010-05-20 Jakub Jelinek <jakub@redhat.com>
77 * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
78 argument. Don't use DW_OP_piece if offset is non-zero,
79 put offset into second DW_OP_bit_piece argument.
80 (dw_sra_loc_expr): Adjust callers. For memory expressions
83 2010-05-20 Hans-Peter Nilsson <hp@axis.com>
86 * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
87 settings for 16-bit-constant "addo" alternative.
89 2010-05-19 James E. Wilson <wilson@codesourcery.com>
91 * config/mips/mips-dsp.md (add<DSPV:mode>3,
92 mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
95 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
96 (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
99 2010-05-19 Joseph Myers <joseph@codesourcery.com>
101 * diagnostic.c (FLOAT, FFS): Don't undefine.
102 * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
103 * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
106 2010-05-19 Richard Sandiford <rdsandiford@googlemail.com>
108 * combine.c (propagate_for_debug): Call make_compound_operation
110 (try_combine): When implementing a split chosen by find_split_point,
111 either copy i2src or set it to null. Assert that i2src is not null
112 before substituting into CALL_INSN_FUNCTION_USAGE.
114 2010-05-19 Anatoly Sokolov <aesok@post.ru>
116 * double-int.h (double_int_ior): New function.
117 * tree.h (build_int_cst_wide_type): Remove.
118 * tree.c (build_int_cst_wide_type): Remove.
119 * fold-const.c (native_interpret_int): Use double_int_to_tree instead
120 of build_int_cst_wide_type.
121 * stor-layout.c (set_sizetype): (Ditto.).
122 * dojump.c (do_jump): Use build_int_cstu instead of
123 build_int_cst_wide_type.
125 2010-05-19 Eric Botcazou <ebotcazou@adacore.com>
127 * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
128 * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
129 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
130 * gimplify.c: (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
131 TARGET_EXPR nodes, but only once, if instructed to do so. Do not
132 propagate the 'data' argument to copy_tree_r.
133 (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
134 Propagate 'data' argument to walk_tree.
135 (copy_if_shared): New function.
136 (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
137 (unmark_visited): New function.
138 (unshare_body): Call copy_if_shared instead of doing it manually.
139 (unvisit_body): Call unmark_visited instead of doing it manually.
141 2010-05-19 Nathan Froyd <froydnj@codesourcery.com>
143 * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
144 (hook_tree_tree_int_treep_bool_null): ...this. Update signature.
146 * target-def.h (TARGET_FOLD_BUILTIN): Define to
147 hook_tree_tree_int_treep_bool_null.
148 * target.h: (struct gcc_target): Update signature of fold_builtin
150 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
151 * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
152 instead of the call expression.
153 (fold_builtin_call_array): Pass n and argarray directly.
154 (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
156 * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift
157 MAX_ARGS check out of the loop. Delete declaration of `arity', declare
158 `i' and use it in place of `arity'.
159 * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
160 Dereference `args' directly.
161 * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
163 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
165 * doc/sourcebuild.texi (Effective-Target Keywords): Document
167 (Directives): Document optional dg-require-effective-target
170 2010-05-19 Richard Guenther <rguenther@suse.de>
173 * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
175 2010-05-19 Richard Guenther <rguenther@suse.de>
177 * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
178 * common.opt (fwhopr=): New.
179 * opts.c (common_handle_option): Handle OPT_fwhopr.
180 * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
181 * collect2.c (main): Match -fwhopr*.
182 * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
183 Execute ltrans stage in parallel when jobs is bigger than 1.
185 2010-05-19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
187 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
188 pentiumpro on Solaris 8/x86 with Sun as.
189 * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
191 (gcc_cv_as_ix86_quad): Check for .quad directive.
192 * configure: Regenerate.
193 * config.in: Regenerate.
194 * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
196 2010-05-19 Martin Jambor <mjambor@suse.cz>
198 * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
199 also for indirect edges. Actual printing moved...
200 (ipa_print_node_jump_functions_for_edge): ...here.
201 (ipa_compute_jump_functions): Renamed to
202 ipa_compute_jump_functions_for_edge and made static.
203 (ipa_compute_jump_functions): New function.
204 (make_edge_direct_to_target): Check if the number of arguments on
205 the newly direct edge is the same as the number of parametrs of
207 * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
208 ipa_compute_jump_functions. Call ipa_analyze_params_uses.
209 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
210 analysis functions unconditionally, call the new
211 ipa_analyze_params_uses on the node instead of every edge.
213 2010-05-19 Christian Borntraeger <borntraeger@de.ibm.com>
215 * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
217 (dump_mem_ref): Adopt debug code to handle a tree as step. This
218 also checks for a constant int vs. non-constant but
219 loop-invariant steps.
220 (find_or_create_group): Change the sort algorithm to only consider
221 steps that are constant ints.
222 (idx_analyze_ref): Adopt code to handle a tree instead of a
223 HOST_WIDE_INT for step.
224 (gather_memory_references_ref): Handle tree instead of int and be
225 prepared to see a NULL_TREE.
226 (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
227 prefetches if the step cannot be calculated at compile time.
228 (issue_prefetch_ref): Issue prefetches for non-constant but
229 loop-invariant steps.
231 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
234 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
236 * tree.h (build_call_list): Remove.
237 * tree.c (build_call_list): Remove.
239 2010-05-18 Nathan Froyd <froydnj@codesourcery.com>
241 * tree.h (build_call_list): Remove.
242 * tree.c (build_call_list): Remove.
244 2010-05-18 Jan Hubicka <jh@suse.cz>
246 * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
248 2010-05-18 Vladimir Makarov <vmakarov@redhat.com>
250 PR rtl-optimization/43332
251 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
253 2010-05-18 Anatoly Sokolov <aesok@post.ru>
255 * tree.h (build_int_cstu): Implement as static inline.
256 * tree.c (build_int_cstu): Remove function.
257 (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
260 2010-05-18 Richard Guenther <rguenther@suse.de>
263 * lto-wrapper.c (verbose): New variable. Initialize from -v.
264 (debug): Initialize from -save-temps.
265 (collect_execute): Print command-line when verbose.
266 (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute
267 for ltrans invocation. Produce -dumpbase flag again.
268 (process_args): Remove.
270 * collect2.c (maybe_run_lto_and_relink): Only pass object
271 files to lto-wrapper.
272 * gcc.c (LINK_COMMAND_SPEC): Likewise.
274 2010-05-18 Jan Hubicka <jh@suse.cz>
276 * opts.c (decode_options): Do not disable whopr at ipa_cp.
277 * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
279 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
282 * lto-streamer-out.c (output_gimple_stmt): Output number of labels
284 * lto-streamer-in.c (input_gimple_stmt): Read number of labels
287 2010-05-18 Jakub Jelinek <jakub@redhat.com>
290 * var-tracking.c (find_loc_in_1pdv): Add a few checks from
293 2010-05-18 Steven Bosscher <steven@gcc.gnu.org>
295 * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
296 lto-macho as lto_binary_reader.
298 * darwin.c (darwin_asm_named_section): Do not add assembler comment
299 after .section directive; just print it before the directive instead.
301 2010-05-17 Jan Hubicka <jh@suse.cz>
303 * cgraph.c (cgraph_create_virtual_clone): Only check
304 versionable_function_p when not in wpa and checking is enabled.
305 * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
306 there are no more functions to materialize.
308 2010-05-17 Jan Hubicka <jh@suse.cz>
310 * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
311 * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
313 (output_cgraph): Call output_cgraph_opt_summary.
314 (input_cgrpah): Call input_cgraph_opt_summary.
315 (output_cgraph_opt_summary_p, output_node_opt_summary,
316 input_node_opt_summary, input_cgraph_opt_section): New functions.
317 * lto-section-in.c (lto_section_name): Add cgraphopt.
318 * tree-inline.c (tree_function_versioning): Handle parm_num.
319 * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
320 * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
322 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
324 * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
325 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
326 the insn to prefetch ratio heuristic to loops with known trip count.
328 2010-05-17 Changpeng Fang <changpeng.fang@amd.com>
330 * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
331 (schedule_prefetches): Do not generate a prefetch if the unroll factor
332 is far from what is required by the prefetch.
334 2010-05-17 Jan Hubicka <jh@suse.cz>
336 * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
337 (ipcp_estimate_growth): Likewise.
338 (ipcp_const_param_count): Likewise.
339 (ipcp_insert_stage): Likewise.
340 * ipa-prop.c (visit_load_for_mod_analysis): New function.
341 (visit_store_addr_for_mod_analysis): Set used flag.
342 (ipa_detect_param_modifications): Set used flag for SSE params;
343 update use of walk_stmt_load_store_addr_ops.
344 (ipa_print_node_params): Print used flag.
345 (ipa_write_node_info): Stream used flag.
346 (ipa_read_node_info): Likewise.
347 * ipa-prop.h (struct ipa_param_descriptor): Add used field.
348 (ipa_is_param_used): New function.
349 (lto_ipa_fixup_call_notes): Remove unused declaration.
351 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
354 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
355 * configure: Regenerate.
356 * config.in: Regenerate.
357 * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
358 !HAVE_AS_IX86_REP_LOCK_PREFIX.
359 Don't emit whitespace.
360 * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
361 (*rep_movsi): Likewise.
362 (*rep_movsi_rex64): Likewise.
363 (*rep_movqi): Likewise.
364 (*rep_movqi_rex64): Likewise.
365 (*rep_stosdi_rex64): Likewise.
366 (*rep_stossi): Likewise.
367 (*rep_stossi_rex64): Likewise.
368 (*rep_stosqi): Likewise.
369 (*rep_stosqi_rex64): Likewise.
370 (*cmpstrnqi_nz_1): Use {%;} after repz.
371 (*cmpstrnqi_nz_rex_1): Likewise.
372 (*cmpstrnqi_1): Likewise.
373 (*cmpstrnqi_rex_1): Likewise.
374 (*strlenqi_1): Use {%;} after repnz.
375 (*strlenqi_rex_1): Likewise.
376 * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
377 (*sync_compare_and_swap<mode>): Likewise.
378 (sync_double_compare_and_swap<mode>): Likewise.
379 (*sync_double_compare_and_swapdi_pic): Likewise.
380 (sync_old_add<mode>): Likewise.
381 (sync_add<mode>): Likewise.
382 (sync_sub<mode>): Likewise.
383 (sync_<code><mode>): Likewise.
385 2010-05-17 Martin Jambor <mjambor@suse.cz>
387 * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
388 otr_token and polymorphic.
389 * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
390 (cgraph_clone_edge): Copy the above fields.
391 * tree.c (get_binfo_at_offset): New function.
392 * tree.h (get_binfo_at_offset): Declare.
393 * ipa-prop.h (enum jump_func_type): Added known_type jump function
394 type, reordered items, updated comments.
395 (union jump_func_value): Added base_type field, reordered fields.
396 (enum ipa_lattice_type): Moved down in the file.
397 (struct ipa_param_descriptor): New field polymorphic.
398 (ipa_is_param_polymorphic): New function.
399 * ipa-prop.c: Include gimple.h and gimple-fold.h.
400 (ipa_print_node_jump_functions): Print known type jump functions.
401 (compute_complex_pass_through): Renamed to...
402 (compute_complex_assign_jump_func): this.
403 (compute_complex_ancestor_jump_func): New function.
404 (compute_known_type_jump_func): Likewise.
405 (compute_scalar_jump_functions): Create known type and complex ancestor
407 (ipa_note_param_call): New parameter polymorphic, set the corresponding
408 flag in the call note accordingly.
409 (ipa_analyze_call_uses): Renamed to...
410 (ipa_analyze_indirect_call_uses): this. New parameter target, define
411 variable var only in the block where it is used.
412 (ipa_analyze_virtual_call_uses): New function.
413 (ipa_analyze_call_uses): Likewise.
414 (combine_known_type_and_ancestor_jfs): Likewise.
415 (update_jump_functions_after_inlining): Implemented handling of a
416 number of new jump function types combination.
417 (print_edge_addition_message): Removed.
418 (make_edge_direct_to_target): New function.
419 (try_make_edge_direct_simple_call): Likewise.
420 (try_make_edge_direct_virtual_call): Likewise.
421 (update_call_notes_after_inlining): Renamed to...
422 (update_indirect_edges_after_inlining): this. Moved edge creation for
423 indirect calls to try_make_edge_direct_simple_call, also calls
424 try_make_edge_direct_virtual_call for virtual calls.
425 (ipa_print_node_params): Changed the header message.
426 (ipa_write_jump_function): Stream also known type jump functions.
427 (ipa_read_jump_function): Likewise.
428 (ipa_write_indirect_edge_info): Stream new fields in
429 cgraph_indirect_call_info.
430 (ipa_read_indirect_edge_info): Likewise.
431 * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
434 2010-05-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
436 * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
438 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
440 * tree.h (CALL_EXPR_ARGS): Delete.
441 (call_expr_arglist): Delete.
442 * tree.c (call_expr_arglist): Delete.
443 * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
444 targetm.fold_builtin.
445 * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
446 Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
447 * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
448 arglist parameter. Use CALL_EXPR_ARG.
449 (picochip_expand_builtin_3op): Likewise.
450 (picochip_expand_builtin_2opvoid): Likewise.
451 (picochip_expand_array_get): Likewise.
452 (picochip_expand_array_put): Likewise.
453 (picochip_expand_array_testport): Likewise.
454 (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp
456 * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
458 * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
459 than TREE_VALUE and TREE_CHAIN.
460 * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
461 * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
464 2010-05-17 Jakub Jelinek <jakub@redhat.com>
467 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
468 to have no fallthru edge.
471 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
472 bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
473 mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
474 add BARRIER after previous bb if needed.
476 2010-05-17 Nathan Froyd <froydnj@codesourcery.com>
478 * tree.c (build_function_type_list_1): Remove bogus assert condition.
480 2010-05-17 Alan Modra <amodra@gmail.com>
482 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
483 unnecessary prototype. Replace copy_r12 and copy_r11 flag params
484 with copy_reg rtx param.
485 (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
486 Correct cases where code for ABI_V4 did not initialise the reg
487 used to access frame. Also leave frame_reg_rtx as sp for large
488 frames that save no regs.
490 2010-05-17 Martin Jambor <mjambor@suse.cz>
493 * tree-sra.c (create_access_replacement): New parameter rename, mark
494 the replaement for renaming only when it is true.
495 (get_access_replacement): Pass true in the rename parameter of
496 create_access_replacement.
497 (get_unrenamed_access_replacement): New function.
498 (replace_uses_with_default_def_ssa_name): New parameter racc, get the
499 replacement declaration from it.
501 2010-05-17 Bernd Schmidt <bernds@codesourcery.com>
503 * function.c (try_fit_stack_local, add_frame_space): New static
505 (assign_stack_local_1): Use them. Look for opportunities to use
506 space previously wasted on alignment.
507 * function.h (struct frame_space): New.
508 (struct rtl_data): Add FRAME_SPACE_LIST member.
509 * reload1.c (something_was_spilled): New static variable.
511 (reload): Test it in addition to testing if the frame size changed.
513 2010-05-17 Christian Borntraeger <borntraeger@de.ibm.com>
515 * config/s390/s390.c: Define sane prefetch settings and activate
516 flag_prefetch_loop_arrays on -O3.
517 * config/s390/s390.h: Declare that read can use write prefetch.
519 2010-05-17 Jakub Jelinek <jakub@redhat.com>
521 * lto-streamer-out.c (lto_output): Fix --enable-checking=release
524 2010-05-16 Jan Hubicka <jh@suse.cz>
526 * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
527 function body; do not check stdarg field of struct function.
529 2010-05-16 Jan Hubicka <jh@suse.cz>
531 * cgraph.c (dump_cgraph_node): Dump versionable flag.
532 * cgraph.h (cgraph_local_info): Add versionable flag.
533 * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
534 (ipcp_versionable_function_p): Use it.
535 * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
538 2010-05-16 Jan Hubicka <jh@suse.cz>
540 * cgraph.c (cgraph_clone_node): Take decl argument and insert
541 clone into hash when it is different from orig.
542 (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
543 * cgraph.h (cgraph_clone_node): Update prototype.
544 * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
545 (lto_cgraph_encoder_delete): Delete body map.
546 (lto_cgraph_encoder_size): Move to header.
547 (lto_cgraph_encoder_encode_body_p,
548 lto_set_cgraph_encoder_encode_body): New.
549 (lto_output_node): Do not take written_decls argument; output clone_of
551 (add_node_to): Add include_body_argument; call
552 lto_set_cgraph_encoder_encode_body on master of the clone.
553 (add_references): Update use of add_node_to.
554 (compute_ltrans_boundary): Likewise.
555 (output_cgraph): Do not create written_decls bitmap.
556 (input_node): Take nodes argument; stream in clone_of correctly.
557 (input_cgraph_1): Update use of input_node.
558 * lto-streamer-out.c (lto_output): Use encoder info to decide
559 what bodies to output.
560 * ipa-inline.c (cgraph_clone_inlined_nodes,
561 cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
562 * lto-streamer.h (lto_cgraph_encoder_d): Add body.
563 (lto_cgraph_encoder_size): Define here.
564 (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
567 2010-05-16 Richard Guenther <rguenther@suse.de>
569 * doc/invoke.texi (-fipa-struct-reorg): Do not mention
571 * ipa-type-escape.c (gate_type_escape_vars): Run when
572 -fipa-struct-reorg runs.
573 * opts.c (decode_options): Do not unset flag_ipa_type_escape.
574 * common.opt (fipa-type-escape): Remove.
576 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
578 * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
579 (decode_options): Likewise.
580 * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
582 2010-05-16 Jan Hubicka <jh@suse.cz>
584 * ipa.c (function_and_variable_visibility): Also bring local all
587 2010-05-16 Richard Guenther <rguenther@suse.de>
589 * alias.c (nonoverlapping_memrefs_p): Remove use of
590 IPA type-escape information.
592 2010-05-16 Joseph Myers <joseph@codesourcery.com>
594 * c-common.c (c_common_reswords): Add _Static_assert for C.
595 * c-parser.c (c_token_starts_declaration,
596 c_parser_next_token_starts_declaration,
597 c_parser_static_assert_declaration_no_semi,
598 c_parser_static_assert_declaration): New.
599 (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
600 Handle static assertions if static_assert_ok.
601 (c_parser_external_declaration, c_parser_declaration_or_fndef,
602 c_parser_compound_statement_nostart, c_parser_label,
603 c_parser_for_statement, c_parser_objc_methodprotolist,
604 c_parser_omp_for_loop): All callers of
605 c_parser_declaration_or_fndef changed.
606 (c_parser_struct_declaration): Handle static assertions.
607 (c_parser_compound_statement_nostart): Use
608 c_parser_next_token_starts_declaration and
609 c_token_starts_declaration to detect start of declarations.
610 (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
613 2010-05-16 Anatoly Sokolov <aesok@post.ru>
615 * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
616 LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
617 * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
618 TARGET_FUNCTION_VALUE_REGNO_P): Define.
619 (mmix_function_outgoing_value): Rename to...
620 (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
621 (mmix_function_value_regno_p): Make static.
622 (mmix_libcall_value): New function.
623 * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
624 mmix_function_value_regno_p): Remove declaration.
626 2010-05-16 Eric Botcazou <ebotcazou@adacore.com>
628 * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
629 BUILT_IN_ALLOCA if stack checking is enabled.
631 2010-05-16 Richard Guenther <rguenther@suse.de>
633 * var-tracking.c (vars_copy_1): Inline ...
634 (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT.
635 (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts.
636 (variable_merge_over_cur): Adjust. Merge asserts.
637 (variable_merge_over_src): Likewise.
638 (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
639 (variable_post_merge_new_vals): Merge asserts.
640 (variable_post_merge_perm_vals): Likewise.
641 (find_mem_expr_in_1pdv): Likewise.
642 (dataflow_set_different_value): Remove.
643 (onepart_variable_different_p): Merge asserts.
644 (variable_different_p): Likewise.
645 (dataflow_set_different_1): Inline ...
646 (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT.
647 (emit_notes_for_differences_1): Merge asserts.
649 2010-05-16 Richard Guenther <rguenther@suse.de>
651 * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
652 * optabs.c (libfunc_decl_hash): Likewise.
653 * varasm.c (emutls_decl): Likewise.
655 2010-05-16 Steven Bosscher <steven@gcc.gnu.org>
657 * c-decl.c: Don't include gimple.h.
658 (merge_decls): Do not copy gimple_body.
660 2010-05-15 Jason Merrill <jason@redhat.com>
662 * c.opt: Add -fnothrow-opt.
664 2010-05-15 Jan Hubicka <jh@suse.cz>
666 * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
668 * passes.c (ipa_write_summaries): Write all analyzed nodes.
670 2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
672 * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
673 * Makefile.in: Add it.
674 Fix all other Makefile dependencies for changes below.
675 * tree.h: Include it instead of defining VEC primitives here.
676 * gimple.h: Likewise.
678 * tree-inline.h: Inlclude vecir.h instead of gimple.h.
679 * except.h: Include vecir.h, break dependence on tree.h.
681 * gimplify.c (append_to_statement_list_1, append_to_statement_list):
683 * tree-iterator.c: ...to here.
684 * tree-iterator.h: Fix file introduction comment. Add extern markers.
686 * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include
688 * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
689 * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
690 integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
691 tree-mudflap.h, and target.h.
692 * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
693 predict.h, tree-inline.h, gimple.h, and langhooks.h.
694 * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
695 Add FIXME for why gimple.h is still included (should be unnecessary
696 since GCC 4.5 gimplification unit-at-a-time).
697 * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
698 * c-pragma.c: Add FIXME for why function.h needs to be included just
699 for cfun, at front-end level.
700 Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
701 Do not include ggc.h, but include vecprim.h for VEC(char).
702 * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
703 Explain why target.h is included.
704 * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
705 Explain why gimple.h is included.
706 * c-ppoutput.c: Do not include tm.h.
707 * c-common.c: Do not include gimple.h. Explain why expr.h is included.
708 * c-parses.c: Explain why rtl.h is included, and that this (and only
709 this) is also why tm.h must be included.
710 Do not include except.h.
711 * c-lang.c: Do not include ggc.h.
713 2010-05-15 Uros Bizjak <ubizjak@gmail.com>
715 * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
717 2010-05-15 Joseph Myers <joseph@codesourcery.com>
719 * c-decl.c (grokfield): Allow typedefs for anonymous structs and
720 unions by default if those structs and unions have no tags. Do
721 not condition anonymous struct and unions handling on flag_iso.
722 Allow anonymous structs and unions for C1X.
723 (finish_struct): Do not diagnose lack of named fields when
724 anonymous structs and unions present for C1X. Accept flexible
725 array members in structure with anonymous structs or unions but no
726 directly named fields.
727 * doc/extend.texi (Unnamed Fields): Update.
729 2010-05-15 Eric Botcazou <ebotcazou@adacore.com>
731 * gimple.h (compare_field_offset): Rename into...
732 (gimple_compare_field_offset): ...this.
733 * gimple.c (compare_field_offset): Rename into...
734 (gimple_compare_field_offset): ...this. Compare the full access if
735 the offset is self-referential.
736 (gimple_types_compatible_p): Adjust for above renaming.
737 * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the
738 DECL_NONADDRESSABLE_P flag of fields before merging them.
740 2010-05-15 Nathan Froyd <froydnj@codesourcery.com>
742 * tree.h (ctor_to_list): Delete.
743 * tree.c (ctor_to_list): Delete.
745 2010-05-15 Jan Hubicka <jh@suse.cz>
747 * ipa-reference.c: Include toplev.h
748 (is_proper_for_analysis): Only add to all_module_statics
750 (write_node_summary_p, stream_out_bitmap,
751 ipa_reference_write_optimization_summary,
752 ipa_reference_read_optimization_summary): New.
753 (struct ipa_opt_pass_d pass_ipa_reference): Add
754 optimization summary streaming.
755 * lto-cgraph.c (referenced_from_this_partition_p,
756 reachable_from_this_partition_p): New functions.
757 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
758 call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
759 * opts.c (decode_options): Enable ipa_reference.
760 * Makefile.in (ipa-reference.o): Add toplev.h dependency.
761 * lto-streamer.h (referenced_from_this_partition_p,
762 reachable_from_this_partition_p): Declare.
764 2010-05-15 Richard Guenther <rguenther@suse.de>
766 PR tree-optimization/44038
767 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
768 taking the address of a V_C_E of a constant.
770 2010-05-14 Jan Hubicka <jh@suse.cz>
772 * tree.h (memory_identifier_string): Remove.
773 * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
774 (ipa_reference_global_vars_info_d): Remove statics_not_read and
776 (ipa_reference_optimization_summary_d): New structure.
777 (ipa_reference_optimization_summary_t): New type and vector.
778 (ipa_reference_vars_info_d): Embedd structures instead of using
780 (reference_vars_to_consider): Remove out of GGC space.
781 (module_statics_escape): Remove.
782 (global_info_obstack): Rename to ...
783 (optimization_summary_obstack): ... this one.
784 (initialization_status_t): Remove.
785 (memory_identifier_string): Remove.
786 (get_reference_vars_info): Fix indenting.
787 (set_reference_vars_info): Likewise.
788 (get_reference_optimization_summary): New.
789 (set_reference_optimization_summary): New.
790 (get_global_reference_vars_info): Remove.
791 (ipa_reference_get_read_global): Remove.
792 (ipa_reference_get_written_global): Remove.
793 (ipa_reference_get_not_read_global): Update.
794 (ipa_reference_get_not_written_global): Update.
795 (is_proper_for_analysis): Outlaw addressable.
796 (propagate_bits): Update for new datastructures.
797 (analyze_variable): Remove.
798 (init_function_info): Update for new datastructures.
799 (clean_function_local_data): Remove.
800 (clean_function): Remove.
801 (copy_global_bitmap): Use optimizations_summary_obstack.
802 (duplicate_node_data): Duplicate optimization summary only.
803 (remove_node_data): Remove optimization summary only.
804 (generate_summary): Do not analyze variables; do not compute
805 module_statics_escape; do not prune solutions by it.
806 (read_write_all_from_decl): Fix typos in comments.
807 (propagate): Doscover readonly and nonaddressable first;
808 update for new datastructures; share global bitmaps.
809 * ipa-reference.h (ipa_reference_get_read_global,
810 ipa_reference_get_written_global): Remove.
811 * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
812 * Makefile.in: Remove ipa-refereference from GT files.
814 2010-05-14 Jakub Jelinek <jakub@redhat.com>
817 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
818 for all SYMBOL_REF_DECLs.
820 2010-05-14 Jan Hubicka <jh@suse.cz>
822 * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
823 (varpool_all_refs_explicit_p): New inline function.
824 * ipa-reference.c: Update comment.
825 (module_statics_written): Remove.
826 (get_static_decl): Remove.
827 (ipa_init): Do not initialize module_statics_written.
828 (analyze_function): Likewise.
829 (generate_summary): Likewise; do not compute module_statics_readonly
830 and do not update variable flags.
831 (propagate): Call ipa_discover_readonly_nonaddressable_vars.
832 * ipa.c: Inlucde flags.h
833 (cgraph_local_node_p): New.
834 (cgraph_remove_unreachable_nodes): Return early when not optimizing;
835 promote functions to local.
836 (ipa_discover_readonly_nonaddressable_vars): New function.
837 (function_and_variable_visibility): Use cgraph_local_node_p.
838 * varpool.c (varpool_finalize_decl): Set force_output for
839 DECL_PRESERVE_P vars.
841 2010-05-14 Jan Hubicka <jh@suse.cz>
843 * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
845 2010-05-14 Richard Guenther <rguenther@suse.de>
847 PR tree-optimization/44119
848 * tree-ssa-pre.c (eliminate): Properly mark replacement of
849 a PHI node necessary.
851 2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
853 * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
855 2010-05-14 Jason Merrill <jason@redhat.com>
858 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
859 (gimple_call_set_nothrow): New.
860 * gimple.c (gimple_build_call_from_tree): Call it.
861 (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
864 * gimplify.c (gimplify_seq_add_stmt): No longer static.
865 * gimple.h: Declare it.
866 * gimple.c (gimple_build_eh_filter): No ops.
868 2010-05-14 Jan Hubicka <jh@suse.cz>
870 * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
871 nodes already in queue.
872 (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
875 2010-05-14 Jakub Jelinek <jakub@redhat.com>
878 * cfgexpand.c (expand_debug_expr): If non-memory op0
879 has BLKmode, return NULL.
881 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com>
883 * config.gcc: Add support for --with-cpu option for bdver1.
884 * config/i386/i386.h (TARGET_BDVER1): New macro.
885 (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
886 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
887 (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
888 to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
889 Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
890 (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
891 (processor_type): Add PROCESSOR_BDVER1.
892 * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
893 processor_type in config/i386/i386.h.
894 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
895 movaps <reg, reg> instead of movapd <reg, reg> when replacing
896 movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
897 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
898 to emit packed xor instead of packed double/packed integer
899 xor for SSE and AVX when moving a zero value.
900 * config/i386/sse.md: Add check for
901 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
902 movapd/movdqa for SSE and AVX.
903 Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
904 single logical operations i.e and, or and xor instead of packed double
905 logical operations for SSE and AVX.
906 * config/i386/i386-c.c (ix86_target_macros_internal):
907 Add PROCESSOR_BDVER1.
908 * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
909 (has_fma4, has_xop): New.
910 * config/i386/i386.c (bdver1_cost): New variable.
911 (m_BDVER1): New macro.
912 (m_AMD_MULTIPLE): Add m_BDVER1.
913 (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
914 x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
915 x86_tune_use_simode_fiop, x86_tune_promote_qimode,
916 x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
917 x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
918 x86_tune_sse_partial_reg_dependency,
919 x86_tune_sse_unaligned_load_optimal,
920 x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
921 x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
922 x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
923 x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
924 x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
925 Enable/disable for bdver1.
926 (processor_target_table): Add bdver1_cost.
927 (cpu_names): Add bdver1.
928 (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
929 processor_alias_table.
930 (ix86_expand_vector_move_misalign): Change.
931 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
932 Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
933 Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
934 of movupd/movdqu for SSE and AVX.
935 (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
936 (ix86_tune_adjust_cost): Add code for bdver1.
937 (standard_sse_constant_opcode): Add check for
938 TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
939 of packed double xor for SSE and AVX.
941 2010-05-14 Pat Haugen <pthaugen@us.ibm.com>
943 * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
946 2010-05-14 Tristan Gingold <gingold@adacore.com>
948 * toplev.c (default_debug_hooks): Remove this variable.
949 (process_options): Remove assignments to default_debug_hooks.
951 2010-05-14 Martin Jambor <mjambor@suse.cz>
953 * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
954 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
955 * langhooks.h (struct lang_hooks_for_decls): Removed field
957 * tree.c (free_lang_data): Remove assignment to
958 lang_hooks.fold_obj_type_ref.
959 * tree.def (OBJ_TYPE_REF): Update comment.
961 2010-05-14 Richard Guenther <rguenther@suse.de>
963 PR tree-optimization/44124
964 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
966 2010-05-14 Alan Modra <amodra@gmail.com>
969 * config/rs6000/rs6000.c (struct machine_function): Reorder
970 fields for better packing. Add lr_save_state.
971 (rs6000_ra_ever_killed): Return lr_save_state if set.
972 (rs6000_emit_eh_reg_restore): Set lr_save_state.
974 2010-05-13 Jan Hubicka <jh@suse.cz>
976 * varpool.c (decide_is_variable_needed): Drop code checking
977 TREE_SYMBOL_REFERENCED.
979 2010-05-13 Jan Hubicka <jh@suse.cz>
981 * final.c (output_addr_const): Do not call mark_decl_referenced.
982 * cgraphunit.c (process_function_and_variable_attributes): Use
983 mark_needed_node dirrectly.
984 (assemble_thunk): Do not call mark_decl_referenced.
986 2010-05-13 Anatoly Sokolov <aesok@post.ru>
988 * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
990 2010-05-13 Jeff Law <law@redhat.com>
992 * ira-conflicts.c (print_allocno_conflicts): New function broken out
994 (print_conflicts): Call print_allocno_conflicts.
996 2010-05-13 Jakub Jelinek <jakub@redhat.com>
999 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
1002 2010-05-13 Kai Tietz <kai.tietz@onevision.com>
1004 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
1005 t-mingw-w64 or t-mingw-w32 for multilib configuration.
1006 * config/i386/t-mingw-w32: New.
1007 * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
1009 2010-05-13 Martin Jambor <mjambor@suse.cz>
1011 * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
1013 * gimple-fold.c (get_base_binfo_for_type): New function.
1014 (gimple_get_relevant_ref_binfo): Likewise.
1015 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1016 (gimple_fold_obj_type_ref): Likewise.
1017 (fold_gimple_call): Simplify condition for folding virtual calls
1018 and call gimple_fold_obj_type_ref.
1019 * gimple.h (gimple_get_relevant_ref_binfo): Declare.
1020 (gimple_fold_obj_type_ref_known_binfo): Likewise.
1022 2010-05-13 Andreas Schwab <schwab@linux-m68k.org>
1024 * config/rs6000/rs6000-protos.h
1025 (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
1026 * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
1027 (rs6000_debug_mode_dependent_address)
1028 (rs6000_mode_dependent_address_ptr): Likewise.
1030 2010-05-13 Jakub Jelinek <jakub@redhat.com>
1033 * var-tracking.c (track_expr_p): Allow tracking of variables optimized
1035 * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
1036 * tree-sra.c (create_access_replacement): Call unshare_expr before
1037 passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
1038 * dwarf2out.c: Include tree-flow.h.
1039 (struct var_loc_node): Rename var_loc_note field to loc, add comment.
1040 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
1041 Handle DW_OP_bit_piece.
1042 (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
1043 construct_piece_list, adjust_piece_list): New functions.
1044 (add_var_loc_to_decl): Handle SRA optimized variables.
1045 Adjust for var_loc_note to loc field renaming.
1046 (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
1047 in VAR_LOCATION note.
1048 (new_loc_descr_op_bit_piece): New function.
1049 (dw_sra_loc_expr): New function.
1050 (dw_loc_list): Use it. Don't handle the last range after the
1051 loop, handle it inside of the loop. Adjust for var_loc_note
1052 to loc field renaming.
1053 (add_location_or_const_value_attribute): Only special case
1054 single entry loc lists if loc is NOTE_P. Adjust for
1055 var_loc_note to loc field renaming.
1056 (dwarf2out_var_location): Don't set newloc->var_loc_note
1057 and newloc->next here.
1059 2010-05-12 Jan Hubicka <jh@suse.cz>
1061 * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
1063 * cgraph.h (cgraph_only_called_directly_p,
1064 cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
1065 (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
1066 * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
1068 * ipa.c (cgraph_remove_unreachable_nodes): Use
1069 cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
1071 * tree-inline.c (copy_bb): Check address_taken flag.
1072 * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
1073 externally_visible flag.
1075 2010-05-12 Jason Merrill <jason@redhat.com>
1079 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
1080 * sdbout.c (plain_type_1): Likewise.
1081 * dwarf2out.c (is_base_type): Likewise.
1082 (gen_type_die_with_usage): Likewise. Generate
1083 DW_TAG_unspecified_type for any LANG_TYPE.
1085 2010-05-12 Jan Hubicka <jh@suse.cz>
1087 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
1089 * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
1090 (cgraph_clone_edge): Update.
1091 (cgraph_node_remove_callees): Remove indirect calls too.
1092 * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
1093 (cgraph_create_indirect_edge): Update prototype.
1094 * ipa-reference.c (has_proper_scope_for_analysis): Rename to
1095 is_proper_for_analysis.
1096 (add_new_function, visited_nodes, function_insertion_hook_holder,
1097 get_local_reference_vars_info, mark_address_taken, mark_address,
1098 mark_load, mark_store, check_asm_memory_clobber, check_call,
1099 scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
1100 (ipa_init): Do not initialize visited_nodes;
1101 function_insertion_hook_holder.
1102 (analyze_variable): Rewrite.
1103 (analyze_function): Rewrite.
1104 (copy_local_bitmap): Remove.
1105 (duplicate_node_dat): Do not duplicate local info.
1106 (generate_summary): Simplify to only walk cgraph.
1107 (write_node_summary_p, ipa_reference_write_summary,
1108 ipa_reference_read_summary): Remove.
1109 (propagate): Do not remove function insertion;
1111 (pass_ipa_reference): NULLify summary handling fields.
1112 * lto-cgraph.c (lto_output_edge): Output ecf_flags.
1113 (input_edge): Input ecf_flags.
1114 * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
1115 (update_indirect_edges_after_inlining): Ignore edges with unknown
1118 2010-05-12 Sriraman Tallam <tmsriram@google.com>
1120 * implicit-zee.c: New file.
1121 * tree-pass.h (pass_implicit_zee): Declare.
1122 * passes.c (init_optimization_passes): Add zee pass.
1123 * common.opt (fzee): New flag.
1124 * timevar.def (TV_ZEE): Define.
1125 * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
1127 * Makefile.in (implicit-zee.o): Add new build file.
1129 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1130 Nathan Froyd <froydnj@codesourcery.com>
1132 * c-common.c (sync_resolve_params): Remove write-only variable.
1134 2010-05-12 Anatoly Sokolov <aesok@post.ru>
1136 * target.h (struct gcc_target): Add mode_dependent_address_p field.
1137 * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1138 (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
1139 * targhooks.c (default_mode_dependent_address_p): New function.
1140 * targhooks.h (default_mode_dependent_address_p): Declare function.
1141 * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
1142 (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
1143 * recog.c: (mode_dependent_address_p): Call mode_dependent_address_p
1144 target hook. Change return type to bool.
1145 * recog.h: (mode_dependent_address_p): Change return type to bool.
1147 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1148 Nathan Froyd <froydnj@codesourcery.com>
1150 * tree-mudflap.c (build_function_type_0, build_function_type_1,
1151 build_function_type_2, build_function_type_3): Remove.
1152 (mudflap_init): Use build_function_type_list.
1154 2010-05-12 Kazu Hirata <kazu@codesourcery.com>
1155 Nathan Froyd <froydnj@codesourcery.com>
1157 * coverage.c (build_fn_info_value): Call build_constructor instead of
1158 build_constructor_from_list.
1159 (build_ctr_info_value): Likewise.
1160 (build_gcov_info): Likewise.
1162 2010-05-12 Nathan Froyd <froydnj@codesourcery.com>
1164 * tree.c (build_constructor): Compute TREE_CONSTANT for the
1165 resultant constructor.
1166 (build_constructor_single): Don't set TREE_CONSTANT.
1167 (build_constructor_from_list): Don't compute TREE_CONSTANT.
1169 2010-05-12 Jan Hubicka <jh@suse.cz>
1171 * cgraph.h (struct varpool_node): Add aux.
1172 * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
1173 * varpool.c (varpool_remove_node): Do not remove initializer.
1174 (varpool_reset_queue): Export.
1175 (varpool_finalize_decl): Volatile vars are forced to be output.
1176 * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
1178 * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
1179 process_references, varpool_can_remove_if_no_refs): New functions.
1180 (cgraph_remove_unreachable_nodes): Handle variables too.
1182 2010-05-12 H.J. Lu <hongjiu.lu@intel.com>
1185 * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
1187 2010-05-12 Jakub Jelinek <jakub@redhat.com>
1190 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
1191 change value of ORT_TASK.
1192 (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
1193 (omp_notice_threadprivate_variable): New function.
1194 (omp_notice_variable): Call it for threadprivate variables.
1195 If enclosing ctx is a task, print enclosing task rather than
1196 enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK.
1197 (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
1198 if task has untied clause.
1201 * dwarf2out.c (base_type_die): Don't add name attribute here.
1202 (modified_type_die): Instead of sizetype use
1203 its underlying original type. If a DW_TAG_base_type doesn't
1204 have name added, add __unknown__.
1205 (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
1206 always call force_type_die instead.
1208 2010-05-12 Maxim Kuvyrkov <maxim@codesourcery.com>
1210 * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
1211 for __stack_chk_guard.
1213 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1215 * c-opts.c (c_common_parse_file): If start_end_main_source_file,
1216 don't call start_source_file debug hook here...
1217 (finish_options): ... but here, after outputting predefined and
1218 command line defines and undefs.
1221 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
1223 * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
1224 optimizing away empty bb with no successors, move over its
1225 footer chain to fallthru predecessor.
1226 * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
1227 (rtl_split_edge): For asm goto call patch_jump_insn even if
1228 splitting fallthru edge.
1231 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
1232 even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
1233 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1234 * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
1238 * c-parser.c (c_parser_expression): Mark LHS of a comma
1239 expression as read if it is a decl, handled component or
1240 COMPOUND_EXPR with that on the RHS.
1241 * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
1242 if it is a decl or handled component.
1244 2010-05-11 Jan Hubicka <jh@suse.cz>
1246 * lto-symtab.c (lto_symtab_free): New function.
1247 * lto-streamer.h (lto_symtab_free): Declare.
1249 2010-05-11 Jan Hubicka <jh@suse.cz>
1251 * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
1252 that if function is needed it is reachable.
1253 (lto_output_node): See if it the function is reachable or referenced.
1254 (output_cgraph): Update call of lto_output_node.
1255 * lto-streamer.h (reachable_from_other_partition_p): Declare.
1257 2010-05-11 Jan Hubicka <jh@suse.cz>
1259 * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
1262 2010-05-11 Jan Hubicka <jh@suse.cz>
1264 PR tree-optimize/44063
1265 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
1267 (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
1269 (estimate_function_body_sizes): Compute sizes even when disregarding.
1271 2010-05-11 Kai Tietz <kai.tietz@onevision.com>
1273 * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
1275 2010-05-11 Jan Hubicka <jh@suse.cz>
1277 * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
1278 into every boundary.
1280 2010-05-11 Jan Hubicka <jh@suse.cz>
1282 * matrix-reorg.c (matrix_reorg): Rebuild edges.
1284 2010-05-11 Jan Hubicka <jh@suse.cz>
1286 * lto-streamer.c (lto_streamer_cache_add_to_node_array,
1287 lto_streamer_cache_delete): Put nodes into heap.
1288 * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
1291 2010-05-11 Jan Hubicka <jh@suse.cz>
1293 * cgraphbuild.c (cgraph_rebuild_references): New.
1294 * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
1296 * cgraph.h (cgraph_rebuild_references): Declare.
1297 * tree-inline.c (tree_function_versioning): Use it.
1298 * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
1300 2010-05-11 Jan Hubicka <jh@suse.cz>
1302 * cgraph.c: Include ipa-utils.h
1303 (cgraph_create_virtual_clone): Update references.
1304 * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
1306 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1308 * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
1309 prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
1312 2010-05-11 Christian Borntraeger <borntraeger@de.ibm.com>
1314 * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
1316 2010-05-11 Jakub Jelinek <jakub@redhat.com>
1318 * gcc.c (execute): For -### don't quote arguments that
1319 contain just alphanumerics and _/-. characters.
1320 * doc/invoke.texi: Document that change for -###.
1323 * df-problems.c (struct dead_debug): Add to_rescan field.
1324 (dead_debug_init): Clear to_rescan field.
1325 (dead_debug_finish): Rescan all debug insns in to_rescan
1326 bitmap and free the bitmap.
1327 (dead_debug_insert_before): Instead of rescanning debug insns
1328 immediately queue their rescanning until dead_debug_finish.
1329 (df_note_bb_compute): After dead_debug_add do continue instead
1332 2010-05-10 Jakub Jelinek <jakub@redhat.com>
1335 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
1336 clear also INSN_REG_USE_LIST.
1338 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1340 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
1342 2010-05-10 Jan Hubicka <jh@suse.cz>
1344 * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
1347 2010-05-10 Jan Hubicka <jh@suse.cz>
1349 * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
1351 * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
1352 * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
1353 (lto_streamer_cache_create): Init alloc pool.
1354 (lto_streamer_cache_delete): Free alloc pool.
1355 * lto-streamer.h: Include alloc pool.
1356 (lto_streamer_cache_d): Use alloc pool.
1357 * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
1359 2010-05-10 Jan Hubicka <jh@suse.cz>
1361 * Makefile.in (cgraphbuild.o): Add dependency on except.h.
1362 * cgraphbuild.c: Include except.h
1363 (record_type_list, record_eh_tables): New function.
1364 (build_cgraph_edges, rebuild_cgraph_edges): Use it.
1366 2010-05-10 Jan Hubicka <jh@suse.cz>
1368 * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
1369 __frame_dummy_init_array_entry, force_to_data): Attribute as used
1372 2010-05-10 Michael Matz <matz@suse.de>
1374 * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
1375 (can_reassociate_p): Use FLOAT_TYPE_P.
1376 * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
1377 (vect_force_simple_reduction): ... this.
1378 * tree-parloops.c (gather_scalar_reductions): Use
1379 vect_force_simple_reduction.
1380 * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
1381 vect_is_simple_reduction, add modify argument, if true rewrite
1382 "a-b" into "a+(-b)".
1383 (vect_is_simple_reduction, vect_force_simple_reduction): New
1385 (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
1387 2010-05-10 H.J. Lu <hongjiu.lu@intel.com>
1388 Vladimir Makarov <vmakarov@redhat.com>
1390 PR rtl-optimization/44012
1391 * ira-build.c (remove_unnecessary_allocnos): Nullify
1392 regno_allocno_map of the removed allocno.
1394 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1396 * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
1398 * configure: Regenerate.
1400 2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1402 * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
1404 Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
1405 * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
1407 * configure: Regenerate.
1409 2010-05-10 Richard Guenther <rguenther@suse.de>
1411 * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
1412 marked if the entry identifier is marked.
1414 2010-05-10 Richard Guenther <rguenther@suse.de>
1416 * c-common.c (struct c_common_attributes): Add fnspec attribute.
1417 (handle_fnspec_attribute): New function.
1418 * gimple.h (gimple_call_return_flags): Declare.
1419 (gimple_call_arg_flags): Likewise.
1420 * gimple.c (gimple_call_arg_flags): New function.
1421 (gimple_call_return_flags): Likewise.
1422 * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
1424 (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
1426 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
1427 * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
1429 (make_heapvar_for): ... this new function.
1430 (handle_rhs_call): Handle fnspec attribute argument specifiers.
1431 (handle_lhs_call): Likewise.
1432 (find_func_aliases): Adjust.
1434 2010-05-10 Richard Guenther <rguenther@suse.de>
1436 PR tree-optimization/44050
1437 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
1439 2010-05-10 Wei Guozhi <carrot@google.com>
1442 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
1444 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1447 * c-typeck.c (lookup_field): Take a type directly. Update
1449 (build_component_ref): Update call to lookup_field.
1450 (set_init_label): Use lookup_field to find initialized field.
1451 Handle returned list of fields like a sequence of designators.
1453 2010-05-09 Richard Guenther <rguenther@suse.de>
1456 * fold-const.c (tree_single_nonzero_warnv_p): Properly
1457 handle &FUNCTION_DECL.
1459 2010-05-09 Joseph Myers <joseph@codesourcery.com>
1462 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous
1463 structures and unions recursively.
1464 (detect_field_duplicates): Move duplicate detection with a hash to
1465 detect_field_duplicates_hash. Always use a hash if anonymous
1466 structures or unions are present.
1467 * doc/extend.texi (Unnamed Fields): Document that duplicate fields
1470 2010-05-09 H.J. Lu <hongjiu.lu@intel.com>
1473 * config/i386/driver-i386.c (host_detect_local_cpu): Properly
1474 detect Atom, Core 2 and Core i7.
1476 2010-05-09 Richard Guenther <rguenther@suse.de>
1478 * gcc.c (store_arg): Handle temporary file deletion for
1481 2010-05-09 Richard Guenther <rguenther@suse.de>
1484 * ipa-inline.c (estimate_function_body_sizes): Return after
1485 disregarding inline limits.
1487 2010-05-09 Richard Guenther <rguenther@suse.de>
1489 * gcc.c (store_arg): Revert last change.
1491 2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
1494 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
1495 (optimize_ops_list): Call it.
1497 2010-05-08 Richard Guenther <rguenther@suse.de>
1499 PR tree-optimization/44030
1500 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set
1501 NECESSARY flag if we propagate from a inserted expression.
1503 2010-05-08 Eric Botcazou <ebotcazou@adacore.com>
1505 * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
1506 domain types as equal if they are both PLACEHOLDER_EXPRs.
1508 2010-05-08 Richard Guenther <rguenther@suse.de>
1510 * lto-wrapper.c (run_gcc): Remove linker output from
1511 command line for LTRANS invocation.
1513 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1515 * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
1516 lto-macho as lto_binary_reader.
1517 * target.h (struct gcc_target): New hooks lto_start and lto_end.
1518 * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
1519 * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
1520 in lto_start and lto_end calls.
1521 (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O
1523 (scan_prog_file): Update is_elf_or_coff call.
1524 * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
1526 * collect2.c (main): Fix enum comparison.
1528 * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
1530 * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
1531 * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START
1532 and TARGET_ASM_LTO_END.
1533 * darwin.c: Include obstack.h and lto-streamer.h.
1534 (lto_section_names_offset, lto_section_names_obstack,
1535 lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
1537 (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
1538 (darwin_asm_lto_start): New function. Redirect output to asm_out_file
1539 to a temporary file.
1540 (darwin_asm_lto_end): New function. Restore asm_out_file.
1541 (darwin_asm_named_section): For LTO sections, replace the name with
1542 the offset of the section name in a string table, and build this
1544 (darwin_file_start): Initialize global vars for LTO support.
1545 (darwin_file_end): If output to asm_out_file was redirected, append it
1546 to the proper asm_out_file here. Add the section names section.
1548 2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
1550 * c-pragma.c (pending_weak_d, pending_weak): New.
1551 (pending_weaks): Change the type to VEC((pending_weak,gc) *.
1552 (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
1553 handle_pragma_weak): Update the uses of pending_weaks.
1555 2010-05-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1557 PR documentation/44016
1558 * doc/standards.texi (Standards): Link to unversioned
1559 cxx0x_status.html page.
1561 2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
1564 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
1565 in addition to TREE_USED, to avoid "set but unused" warnings.
1567 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1569 * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
1570 (is_loop_prefetching_profitable): Do not insert prefetches
1571 when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
1572 times the prefetch ahead distance.
1574 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1576 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
1577 Account for loop unrolling in the insn-to-prefetch ratio heuristic.
1578 (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
1581 2010-05-07 Changpeng Fang <changpeng.fang@amd.com>
1583 * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
1584 a diagnostic info when the insn-to-mem ratio is too small.
1586 2010-05-07 Richard Guenther <rguenther@suse.de>
1588 * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
1590 (store_arg): Queue temp_filename for deletion instead of
1593 2010-05-07 Richard Guenther <rguenther@suse.de>
1595 * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
1596 (run_gcc): Handle LTRANS phase invocation.
1597 * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
1599 2010-05-07 Jakub Jelinek <jakub@redhat.com>
1601 * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
1602 this is also meaningful on PARM_DECLs and RESULT_DECLs.
1604 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1606 * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
1608 2010-05-07 Richard Guenther <rguenther@suse.de>
1610 PR tree-optimization/44020
1611 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
1612 code when PRE is not yet initialized.
1614 2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1616 * config/mips/dbxmdebug.h: Remove.
1617 * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
1619 2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
1621 * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
1622 with null pointer and also warn about ordered comparison of zero with
1625 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1627 * graphite-blocking.c
1628 (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
1629 * graphite-clast-to-gimple.c
1630 (clast_to_gcc_expression): Same.
1631 (precision_for_value): Same.
1632 (precision_for_interval): Same.
1633 (gcc_type_for_interval): Same.
1634 (graphite_create_new_guard): Same.
1635 (compute_bounds_for_level): Same.
1636 (graphite_create_new_loop_guard): Same.
1637 * graphite-interchange.c
1638 (build_linearized_memory_access): Same.
1639 (pdr_stride_in_loop): Same.
1640 (memory_strides_in_loop_1): Same.
1641 (memory_strides_in_loop): Same.
1642 (extend_scattering): Same.
1643 (psct_scattering_dim_for_loop_depth): Same.
1644 (pbb_number_of_iterations): Same.
1646 (debug_iteration_domains): Same.
1648 (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
1649 (ppl_set_inhomogeneous_gmp): Same.
1650 (ppl_strip_loop): Same.
1651 (ppl_lexico_compare_linear_expressions): Same.
1652 (ppl_read_polyhedron_matrix): Same.
1653 (ppl_max_for_le_pointset): Same.
1655 (ppl_read_polyhedron_matrix): Same.
1656 (tree_int_to_gmp): Same.
1657 (gmp_cst_to_tree): Same.
1658 (ppl_set_inhomogeneous): Same.
1659 (ppl_set_inhomogeneous_tree): Same.
1660 (ppl_set_coef): Same.
1661 (ppl_set_coef_tree): Same.
1662 * graphite-sese-to-poly.c
1663 (build_pbb_scattering_polyhedrons): Same.
1664 (build_scop_scattering): Same.
1665 (scan_tree_for_params_right_scev): Same.
1666 (scan_tree_for_params): Same.
1667 (find_params_in_bb): Same.
1668 (find_scop_parameters): Same.
1669 (add_upper_bounds_from_estimated_nit): Same.
1670 (build_loop_iteration_domains): Same.
1671 (add_condition_to_domain): Same.
1672 (pdr_add_memory_accesses): Same.
1674 2010-05-05 Andreas Simbuerger <simbuerg@fim.uni-passau.de>
1676 * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
1677 CLooG's value_* macros to their respective mpz_* counterparts.
1678 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
1679 (graphite_create_new_loop_guard): Same.
1680 * graphite-interchange.c (build_linearized_memory_access): Same.
1681 (pdr_stride_in_loop): Same.
1682 (memory_strides_in_loop_1): Same.
1683 (1st_interchange_profitable_p): Same.
1684 * graphite-poly.c (extend_scattering): Same.
1685 (psct_scattering_dim_for_loop_depth): Same.
1686 (pbb_number_of_iterations): Same.
1687 (pbb_number_of_iterations_at_time): Same.
1688 * graphite-poly.h (new_1st_loop): Same.
1689 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
1690 (oppose_constraint): Same.
1691 (insert_constraint_into_matrix): Same.
1692 (ppl_set_inhomogeneous_gmp): Same.
1693 (ppl_set_coef_gmp): Same.
1694 (ppl_strip_loop): Same.
1695 (ppl_lexico_compare_linear_expressions): Same.
1696 (ppl_max_for_le_pointset): Same.
1697 (ppl_min_for_le_pointset): Same.
1698 (ppl_build_realtion): Same.
1699 * graphite-ppl.h (gmp_cst_to_tree): Same.
1700 (ppl_set_inhomogeneous): Same.
1701 (ppl_set_inhomogeneous_tree): Same.
1702 (ppl_set_coef): Same.
1703 (ppl_set_coef_tree): Same.
1704 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
1705 (build_scop_scattering): Same.
1706 (add_value_to_dim): Same.
1707 (scan_tree_for_params_right_scev): Same.
1708 (scan_tree_for_params_int): Same.
1709 (scan_tree_for_params): Same.
1710 (find_params_in_bb): Same.
1711 (find_scop_parameters): Same.
1712 (add_upper_bounds_from_estimated_nit): Same.
1713 (build_loop_iteration_domains): Same.
1714 (create_linear_expr_from_tree): Same.
1715 (add_condition_to_domain): Same.
1716 (pdr_add_memory_accesses): Same.
1718 2010-05-06 Magnus Fromreide <magfr@lysator.liu.se>
1719 Jason Merrill <jason@redhat.com>
1721 * c-common.c (c_common_reswords): Add nullptr.
1722 * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids.
1723 * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
1724 (gen_type_die_with_usage): Likewise.
1725 * dbxout.c (dbxout_type): Likewise.
1726 * sdbout.c (plain_type_1): Likewise.
1728 2010-05-06 Jason Merrill <jason@redhat.com>
1730 * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
1731 Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set
1733 (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
1735 * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
1736 stripping WITH_SIZE_EXPR.
1737 (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
1740 2010-05-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1742 * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
1743 list of obsolete configurations.
1744 Disabled check for obsolete configurations.
1745 (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
1746 Removed support for previous versions.
1747 * config/mips/iris.h: Removed.
1748 * config/mips/iris5.h: Removed.
1749 * config/mips/iris6.h: Merged old iris.h contents.
1750 (TARGET_IRIX): Removed.
1751 (DRIVER_SELF_SPECS): Removed mabi=32.
1752 (IDENT_ASM_OP): Removed undef.
1753 (STARTFILE_SPEC): Removed mabi=32.
1754 (ENDFILE_SPEC): Likewise.
1755 (IRIX_SUBTARGET_LINK_SPEC): Likewise.
1756 (MACHINE_TYPE): Update for IRIX 6.5.
1757 * config/mips/mips.c (mips_build_builtin_va_list): Replaced
1758 TARGET_IRIX by TARGET_IRIX6.
1759 (mips_file_start): Likewise.
1760 (mips_output_external): Remove IRIX 5/6 O32 support.
1761 (mips_output_function_prologue): Likewise.
1762 * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
1764 (TARGET_CPU_CPP_BUILTINS): Likewise.
1765 (TARGET_IRIX): Removed.
1766 * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
1767 (MULTILIB_DIRNAMES): Removed 32.
1768 (MULTILIB_OSDIRNAMES): Removed ../lib.
1769 * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
1770 (Specific, mips-sgi-irix5): Document removal.
1771 (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
1772 Remove references to older IRIX 6 releases and the O32 ABI.
1774 2010-05-06 Jakub Jelinek <jakub@redhat.com>
1777 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
1778 instead of DF_REF_REAL_REG.
1780 2010-05-06 Dave Korn <dave.korn.cygwin@gmail.com>
1783 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
1784 handling to still return true for x64 targets.
1786 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1788 * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
1790 2010-05-06 Jan Hubicka <jh@suse.cz>
1792 PR tree-optimization/43791
1793 * ipa-inline.c (update_caller_keys): Remove bogus
1794 disregard_inline_limits check.
1796 2010-05-06 Michael Matz <matz@suse.de>
1798 PR tree-optimization/43984
1799 * tree-ssa-pre.c (inserted_phi_names): Remove.
1800 (inserted_exprs): Change to bitmap.
1801 (create_expression_by_pieces): Set bits, don't append to vector.
1802 (insert_into_preds_of_block): Don't handle inserted_phi_names.
1803 (eliminate): Don't look at inserted_phi_names, remove deleted
1804 insns from inserted_exprs.
1805 (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
1806 (init_pre, fini_pre): Allocate and free bitmaps.
1807 (execute_pre): Insert insns on edges before elimination.
1809 2010-05-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1811 * tree.c (initializer_zerop): Handle STRING_CST.
1813 2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
1816 * doc/invoke.texi (Wimplicit): Document as C only.
1817 * opts.c (common_handle_option): Add argument kind.
1818 (handle_option): Rename as read_cmdline_option. Factor out code to...
1819 (handle_option): ... here. New.
1820 (handle_options): Rename as read_cmdline_options.
1821 (decode_options): Update call.
1822 (set_option): Use option index instead of option pointer. Classify
1823 diagnostics correctly.
1824 (enable_warning_as_error): Call handle_option.
1825 * opts.h (set_option): Update declaration.
1826 (handle_option): Declare.
1827 * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
1828 * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
1829 * c-opts.c (set_Wimplicit): Delete.
1830 (c_family_lang_mask): New static constant.
1831 (c_common_handle_option): Add argument kind. Use handle_option
1832 instead of set_Wimplicit.
1833 (c_common_post_options): warn_implicit and warn_implicit_int
1834 are disabled by default.
1835 * c-common.c (warn_implicit): Do not define here.
1836 * c-common.h (warn_implicit): Do not declare here.
1837 (c_common_handle_option): Update declaration.
1838 * lto-opts.c (lto_reissue_options): Update call to set_option.
1840 2010-05-06 Richard Guenther <rguenther@suse.de>
1842 PR tree-optimization/43571
1843 * domwalk.c (walk_dominator_tree): Walk the dominator
1844 sons in more optimal order.
1846 2010-05-06 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/43934
1849 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
1850 (stmt_cost): Likewise.
1851 (extract_true_false_args_from_phi): New helper.
1852 (determine_max_movement): For PHI nodes verify we can hoist them
1853 and compute their cost.
1854 (determine_invariantness_stmt): Handle PHI nodes.
1855 (move_computations_stmt): Likewise. Hoist PHI nodes in
1856 if-converted form using COND_EXPRs.
1857 (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
1858 (tree_ssa_lim): Likewise.
1859 * tree-flow.h (tree_ssa_lim): Adjust prototype.
1860 * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
1862 2010-05-06 Richard Guenther <rguenther@suse.de>
1864 PR tree-optimization/43987
1865 * tree-ssa-structalias.c (could_have_pointers): For possibly
1866 address-taken variables force pointers to be recorded.
1867 (create_variable_info_for_1): Likewise.
1868 (push_fields_onto_fieldstack): Pass in wheter all fields
1870 (find_func_aliases): Query types instead of vars whether
1871 they contain pointers where appropriate.
1873 2010-05-06 Jan Hubicka <jh@suse.cz>
1875 * cgraphbuild.c (record_reference_ctx): Add varpool_node.
1876 (record_reference, mark_address, mark_load, mark_store): Record
1878 (record_references_in_initializer): Update call of record_references.
1879 (rebuild_cgraph_edges): Remove all references before rebuiding.
1880 * cgraph.c (cgraph_create_node): Clear ref list.
1881 (cgraph_remove_node): Remove references.
1882 (dump_cgraph_node): Dump references.
1883 (cgraph_clone_node): Clone references.
1884 * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
1885 (struct cgraph_node, varpool_node): Add ref_lst.
1886 * ipa-ref.c: New file.
1887 * ipa-ref.h: New file.
1888 * ipa-ref-inline.h: New file.
1889 * lto-cgraph.c (output_varpool): Take cgrag node set argument.
1890 (referenced_from_other_partition_p): New function.
1891 (lto_output_varpool_node): Take set arugment; call
1892 referenced_from_other_partition.
1893 (lto_output_ref): New.
1894 (add_references): New.
1896 (output_cgraph): Compute boundary based on references; output refs.
1897 (output_varpool): Accept cgraph_node_set argument.
1900 (input_cgraph): Call input_refs.
1901 * lto-section-in.c (lto_section_name): Add refs.
1902 * Makefile.in: (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
1903 (ipa-ref.o): New file.
1904 * varpool.c (varpool_node): Clear ipa ref list.
1905 (varpool_remove_node): Remove references.
1906 (dump_varpool_node): Dump references.
1907 (varpool_assemble_decl): Only compile finalized ones.
1908 (varpool_extra_name_alias): Initialize ref list.
1909 * lto-streamer.c (lto-get_section_name): Add .refs section.
1910 * lto-streamer.h (lto_section_type): Add LTO_section_refs.
1911 (referenced_from_other_partition_p): Declared.
1913 2010-05-06 Ira Rosen <irar@il.ibm.com>
1915 PR tree-optimization/43901
1916 * tree-vect-stmts.c (vectorizable_call): Assert that vector
1917 type is not NULL if it's transformation phase, and return
1918 FALSE if it's analysis.
1919 (vectorizable_conversion, vectorizable_operation,
1920 vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
1922 2010-05-05 Andrew Pinski <andrew.pinski@caviumnetworks.com>
1924 * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1926 * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
1928 * config/mips/mips-protos.h
1929 (mips_small_register_classes_for_mode_p): Delete prototype.
1931 2010-05-06 Bernd Schmidt <bernds@codesourcery.com>
1933 * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
1934 * config/arm/arm.c (multiple_operation_profitable_p,
1935 compute_offset_order): New static functions.
1936 (load_multiple_sequence, store_multiple_sequence): Use them.
1937 Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from
1938 memory offsets, not register numbers.
1939 (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
1941 2010-05-05 Steven Bosscher <steven@gcc.gnu.org>
1943 * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
1944 (get_pending_sizes, put_pending_size, put_pending_sizes):
1945 Update the uses of pending_sizes.
1946 * c-decl.c (store_parm_decls): Likewise.
1947 * c-tree.h (struct c_arg_info): Likewise.
1948 * tree.h: Update the prototype for get_pending_sizes and
1951 2010-05-05 Jason Merrill <jason@redhat.com>
1954 * c-common.c (handle_aligned_attribute): Respect
1955 ATTR_FLAG_TYPE_IN_PLACE.
1958 * target.h (struct gcc_target): Add attribute_takes_identifier_p.
1959 * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1960 (TARGET_INITIALIZER): Use it.
1961 * c-common.c (attribute_takes_identifier_p): Call it.
1962 * c-common.h: Update prototype.
1963 * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
1964 (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
1966 2010-05-05 Jakub Jelinek <jakub@redhat.com>
1969 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
1970 DW_ID_down_case for Fortran compilation units.
1972 2010-05-05 Jan Hubicka <jh@suse.cz>
1974 * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
1977 2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
1979 * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
1980 a variable-sized RESULT_DECL.
1982 2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
1984 * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
1986 2010-05-05 Jason Merrill <jason@redhat.com>
1989 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
1991 (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
1993 2010-05-05 Alexandre Oliva <aoliva@redhat.com>
1994 Jakub Jelinek <jakub@redhat.com>
1997 * df-problems.c (struct dead_debug_use, struct dead_debug): New.
1998 (dead_debug_init, dead_debug_finish): New functions.
1999 (dead_debug_add, dead_debug_insert_before): Likewise.
2000 (df_note_bb_compute): Initialize a dead_debug object, add dead
2001 debug uses to it, insert debug bind insns before death insns,
2002 reset debug insns that refer to pending uses at the end.
2003 * rtl.h (make_debug_expr_from_rtl): New prototype.
2004 * varasm.c (make_debug_expr_from_rtl): New function.
2006 2010-05-05 Jan Hubicka <jh@suse.cz>
2008 * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
2009 (lto_varpool_encoder_new, lto_varpool_encoder_delete,
2010 lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
2011 lto_varpool_encoder_deref, lto_varpool_encoder_size,
2012 lto_varpool_encoder_encode_initializer_p,
2013 lto_set_varpool_encoder_encode_initializer): New functions.
2014 (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
2015 call output_varpool.
2016 (input_varpool_node): Do not always set analyzed.
2017 (input_cgraph_1): Return vector of cgraph nodes.
2018 (input_varpool_1): Return vector of varpools.
2019 (input_cgraph): Free the vectors.
2020 * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
2021 output only initializers needed.
2022 (lto_output): Only call output_cgraph.
2023 (produce_asm_for_decls): Call lto_varpool_encoder_delete.
2024 * lto-section-out.c (lto_new_out_decl_state): Initialize
2025 state->varpool_node_encoder.
2026 * lto-streamer.h (lto_varpool_encoder_d): New.
2027 (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
2028 (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
2029 (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
2030 lto_varpool_encoder_encode, lto_varpool_encoder_delete,
2031 lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
2033 (output_varpool, input_varpool): Remove declarations.
2035 2010-05-05 Jan Hubicka <jh@suse.cz>
2037 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
2038 with body can prevail.
2040 2010-05-05 Jan Hubicka <jh@suse.cz>
2042 * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
2045 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2047 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
2049 * gengtype.h (erro_at_line): Constify pos argument.
2051 * gengtype.c: Include hashtab.h.
2052 (enum gc_used): Document GC_MAYBE_POINTED_TO.
2053 (error_at_line): Constify pos argument.
2054 (do_typedef): Initialize p->opt field.
2055 (get_file_gtfilename): Fix comment typo.
2056 (struct walk_type_data): Constify line field.
2057 (get_output_file_for_structure): New function.
2058 (write_local_func_for_structure): Constify orig_s argument.
2059 Use get_output_file_for_structure.
2060 (write_func_for_structure): Use get_output_file_for_structure.
2061 (INDENT): New define.
2062 (dump_pair, dump_type, dump_type_list, dump_typekind)
2063 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
2064 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
2066 (seen_types): New variable.
2067 (main): New variable do_dump. Process "-d" command line option.
2068 Call dump_everything if dump requested.
2070 2010-05-05 Jakub Jelinek <jakub@redhat.com>
2072 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
2073 in a temporary instead of invoking the macro multiple times.
2074 (track_expr_p): Likewise.
2076 2010-05-04 Neil Vachharajani <nvachhar@google.com>
2078 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
2080 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
2081 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
2082 conditions for printing notes.
2083 * common.opt (-Wcoverage-mismatch): Allow negative, default to
2084 true, update documentation.
2085 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
2087 2010-05-04 Jakub Jelinek <jakub@redhat.com>
2090 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
2093 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2096 * config/i386/i386.md (sse_prologue_save): Clobber CC register.
2097 (*sse_prologue_save_insn1): Likewise.
2098 (SSE prologue save splitter): Likewise.
2100 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
2102 * tree.c (free_lang_data_in_one_sizepos): New inline function.
2103 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
2104 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
2105 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
2106 all decls. Call it on DECL_FIELD_OFFSET of fields.
2107 (find_decls_types_r): Follow DECL_VALUE_EXPR.
2108 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
2110 2010-05-04 Martin Jambor <mjambor@suse.cz>
2112 * tree-sra.c (build_access_from_expr_1): The first parameter type
2113 changed to simple tree.
2114 (build_access_from_expr): Likewise, gsi parameter was eliminated.
2115 (scan_assign_result): Renamed to assignment_mod_result, enum elements
2117 (build_accesses_from_assign): Removed all parameters except for a
2118 simple gimple statement. Now returns a simple bool.
2119 (scan_function): All non-analysis parts moved to separate functions
2120 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
2121 parameters and updated both callers.
2122 (sra_modify_expr): Removed parameter data.
2123 (sra_modify_function_body): New function.
2124 (perform_intra_sra): Call sra_modify_function_body to modify the
2126 (replace_removed_params_ssa_names): Parameter data changed into
2128 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
2129 changed the parameter dont_convert to convert with the opposite
2131 (sra_ipa_modify_assign): Parameter data changed into adjustments
2132 vector, return value changed to bool.
2133 (ipa_sra_modify_function_body): New function.
2134 (sra_ipa_reset_debug_stmts): Updated a comment.
2135 (modify_function): Use ipa_sra_modify_function_body to modify function
2138 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
2141 * alias.c (true_dependence): Handle the same VALUE in x and mem.
2142 (canon_true_dependence): Likewise.
2143 (write_dependence_p): Likewise.
2145 2010-05-04 Jan Hubicka <jh@suse.cz>
2147 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
2148 * cgraphbuild.c: Include ipa-utils.h
2149 (record_reference_ctx): New struct.
2150 (record_reference): Simplify to work on initializers; not statements.
2151 (mark_address, mark_load, mark_store): New.
2152 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2154 (record_references_in_initializer): Update use of record_reference.
2155 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
2158 2010-05-04 Jan Hubicka <jh@suse.cz>
2160 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
2161 node will be removed anyway.
2162 (lto_varpool_replace_node): Allow also unanalyzed nodes;
2163 relink aliases of node into prevailing node.
2164 * varpool.c (varpool_remove_node): Remove aliases properly;
2165 when removing node, remove all its aliases too; remove DECL_INITIAL
2166 of removed node; ggc_free the varpool node.
2168 2010-05-04 Richard Guenther <rguenther@suse.de>
2170 PR tree-optimization/43879
2171 * tree-ssa-structalias.c (alias_get_name): Use
2172 DECL_ASSEMBLER_NAME if available.
2173 (create_function_info_for): Return the varinfo node.
2174 (ipa_pta_execute): Associate same-body aliases and extra names
2175 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
2177 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
2179 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
2181 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
2184 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
2185 only if HONOR_REG_ALLOC_ORDER is not defined.
2187 2010-05-04 Richard Guenther <rguenther@suse.de>
2189 PR tree-optimization/43949
2190 * tree-vrp.c (extract_range_from_binary_expr): Only handle
2193 2010-04-26 Jason Merrill <jason@redhat.com>
2195 * c.opt (-fstrict-enums): New.
2196 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
2198 2010-05-03 David Ung <davidu@mips.com>
2199 James E. Wilson <wilson@codesourcery.com>
2201 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
2202 emit the trap instruction before the divide for TUNE_74K.
2204 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
2206 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
2207 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
2208 based on the above, for new target hook.
2210 * hooks.c (hook_bool_mode_true): New generic hook.
2211 * hooks.h (hook_bool_mode_true): Add prototype.
2213 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
2215 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
2216 target hook, set to hook_bool_mode_false.
2217 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
2218 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
2219 with targetm.small_register_classes_for_mode_p.
2220 (find_reusable_reload): Likewise.
2221 (combine_reloads): Likewise.
2222 * reload1.c (reload_as_needed): Likewise.
2223 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
2224 * ifcvt.c (noce_process_if_block, check_cond_move_block,
2225 dead_or_predicable): Likewise.
2226 * regmove.c (optimize_reg_copy_1): Likewise.
2227 * calls.c (prepare_call_address): Likewise.
2228 (precompute_register_parameters): Likewise.
2230 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
2232 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
2233 implementation of the hook that considers all register classes
2234 small except for SH64.
2235 (sh_override_options): Use the new hook.
2236 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
2239 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
2241 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
2242 implementation of the hook that considers all register classes
2244 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
2247 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
2249 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
2250 implementation of the hook that considers all register classes
2252 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
2255 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
2257 * config/m32c/m32c.h: Likewise.
2258 * config/pdp11/pdp11.h: Likewise.
2259 * config/avr/avr.h: Likewise.
2260 * config/xtensa/xtensa.h: Likewise.
2261 * config/m68hc11/m68hc11.h: Likewise.
2262 * config/mn10300/mn10300.h: Likewise.
2263 * config/mcore/mcore.h: Likewise.
2264 * config/h8300/h8300.h: Likewise.
2265 * config/bfin/bfin.h: Likewise.
2267 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
2268 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
2270 2010-05-03 Anatoly Sokolov <aesok@post.ru>
2272 * double-int.h (tree_to_double_int): Remove macro.
2273 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
2274 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2275 (tree_to_double_int): New function.
2276 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
2278 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
2280 2010-05-03 Richard Guenther <rguenther@suse.de>
2282 PR tree-optimization/43971
2283 * tree-ssa-structalias.c (get_constraint_for_1): Fix
2284 constraints in the !flag_delete_null_pointer_checks case.
2286 2010-05-03 Jakub Jelinek <jakub@redhat.com>
2289 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
2290 result mode matches original rtl mode.
2292 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
2295 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
2297 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2299 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
2300 when processing flag options.
2302 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2304 * gcov-iov.c (main): Change format string placeholder
2305 from %#08x to 0x%08x.
2306 * genchecksum.c (dosum): Change format string placeholder
2307 from %#02x to 0x%02x.
2309 2010-05-02 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/43879
2312 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
2314 2010-05-02 Bruno Haible <bruno@clisp.org>
2316 * doc/extend.texi (Function Attributes): Fix a typo.
2318 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2321 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
2322 placeholder from 0x%x to %#x.
2323 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2324 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
2325 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
2326 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
2327 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
2328 * config/i386/i386.c (ix86_target_string): Ditto.
2329 * config/i386/i386.c (output_pic_addr_const): Ditto.
2330 (print_operand): Ditto.
2332 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
2334 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
2335 placeholder from 0x%x to %#x.
2336 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
2337 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
2338 (ASM_OUTPUT_DEBUG_DATA): Ditto.
2339 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
2340 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
2341 * optc-gen.awk: Ditto.
2342 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
2343 (HOST_WIDE_INT_PRINT_HEX): Ditto.
2344 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
2345 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
2347 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2349 * target.h (struct calls): Add function_value_regno_p field.
2350 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
2351 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
2352 * targhooks.c (default_function_value_regno_p): New function.
2353 * targhooks.h (default_function_value_regno_p): Declare function.
2354 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
2355 * builtins.c. (apply_result_size): (Ditto.).
2356 * combine.c. (likely_spilled_retval_p): (Ditto.).
2357 * mode-switching.c. Include 'target.h'.
2358 (create_pre_exit): Use function_value_regno_p hook.
2359 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
2360 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
2361 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
2363 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
2364 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
2365 (ix86_function_value_regno_p): Declare as static, change argument
2366 type to const unsigned int.
2367 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
2369 2010-05-01 Richard Guenther <rguenther@suse.de>
2371 PR tree-optimization/43949
2372 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
2374 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
2376 2010-05-01 Anatoly Sokolov <aesok@post.ru>
2378 * rtl.h (CONST_DOUBLE_P): Define.
2379 (rtx_to_double_int): Declare.
2380 * emit-rtl.c (rtx_to_double_int): New function.
2381 * dwarf2out.c (insert_double): New function.
2382 (loc_descriptor, add_const_value_attribute): Clean up, use
2383 rtx_to_double_int and insert_double functions.
2385 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
2387 * doc/extend.texi (Inline): Add missing return keyword to examples.
2388 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
2391 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
2393 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
2394 the variable part of the offset as well. Use highest_pow2_factor for
2395 all alignment checks.
2397 2010-04-30 Richard Guenther <rguenther@suse.de>
2399 PR tree-optimization/43879
2400 * tree-ssa-structalias.c (type_could_have_pointers): Functions
2403 2010-04-30 Jan Hubicka <jh@suse.cz>
2405 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
2407 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
2409 2010-04-30 Jan Hubicka <jh@suse.cz>
2411 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
2413 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
2414 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
2415 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
2416 cgraph_node_set_needs_ltrans_p): Remove.
2418 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2420 * sdbout.c: Include vec.h, do not include varray.h.
2421 (deferred_global_decls, sdbout_global_decl,
2422 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
2423 * toplev.c: Do not include varray.h.
2424 (dump_memory_report): Do not dump VARRAY statistics.
2425 * gengtype.c (open_base_file): Ignore varray.h.
2426 * Makefile.in: Update for abovementioned changes.
2427 Remove all traces of varray.c and varray.h.
2428 * varray.c: Remove file.
2429 * varray.h: Remove file.
2431 2010-04-30 Jan Hubicka <jh@suse.cz>
2433 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
2436 2010-04-30 Jan Hubicka <jh@suse.cz>
2438 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
2441 2010-04-30 Richard Guenther <rguenther@suse.de>
2443 * tree-ssa-structalias.c (get_constraint_for_1): Generate
2444 constraints for CONSTRUCTOR.
2446 2010-04-30 Richard Guenther <rguenther@suse.de>
2449 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
2450 first after all lowering passes.
2452 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
2454 * toplev.c: Include varray.h for statistics dumping.
2455 * tree.h: Do not declare varray_head_tag.
2456 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
2457 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
2458 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
2459 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
2460 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
2461 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
2462 c-common.c, c-common.h, reg-stack.c, basic-block.h,
2463 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
2465 * Makefile.in: Update for abovementioned changes.
2467 2010-04-30 Jakub Jelinek <jakub@redhat.com>
2470 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
2472 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
2474 * config/picochip/picochip.c (picochip_legitimize_address): Define.
2475 Use this function to do machine-specific conversion.
2476 (picochip_legitimize_reload_address): Likewise.
2477 (picochip_legitimate_address_p): Check valid base register only if
2479 (picochip_check_conditional_copy): Check for modw only if opnd is
2481 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
2482 to call the function in c.
2483 * config/picochip/picochip-protos.h
2484 (picochip_legitimize_reload_address): Define.
2485 * config/picochip/picochip.md (supported_compare1): Define.
2487 2010-04-30 Jan Hubicka <jh@suse.cz>
2489 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
2490 (cgraph_global_info): Remove inlined.
2491 (LTO_cgraph_tag_names): Remove.
2492 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
2493 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
2494 simplify cgraph tags and document.
2495 (lto_output_node): Use only LTO_cgraph_unavail_node and
2496 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
2497 for_functions_valid, global info, process and output flags.
2498 (input_overwrite_node): Initialize estimated stack size and
2499 estimated growth. Do not read flags we no longer store.
2500 (input_node): Likewise do not read info no longer stored.
2501 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
2504 2010-04-30 Richard Guenther <rguenther@suse.de>
2506 PR tree-optimization/43879
2507 * tree-ssa-structalias.c (get_constraint_for_1): Properly
2508 handle non-zero initializers.
2510 2010-04-30 Richard Guenther <rguenther@suse.de>
2512 * builtins.c (fold_builtin_1): Delete free (0).
2514 2010-04-29 Jan Hubicka <jh@suse.cz>
2516 * gengtype.c (open_base_files): Add lto-streamer.h
2517 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
2518 (pass_ipa_cp): GGC collect.
2519 * toplev. (compile_file): Do not output symbols.
2520 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
2521 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
2522 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
2523 * lto-section-in.c: Include ggc.h
2524 (lto_new_in_decl_state): Alloc in GGC.
2525 (lto_delete_in_decl_state): Likewise.
2526 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
2529 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2532 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
2533 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
2534 (HONOR_REG_ALLOC_ORDER): Describe new macro.
2535 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
2536 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
2537 account only if HONOR_REG_ALLOC_ORDER is not defined.
2538 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
2539 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
2541 2010-04-29 Jon Grant <04@jguk.org>
2543 * collect2.c (vflag): Change type from int to bool.
2545 (helpflag): New global bool.
2546 (main): Set vflag and debug with boolean, not integer truth values.
2547 Accept new "--help" option and output usage text if found.
2548 * collect2.h (vflag): Update prototype.
2551 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2554 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
2556 2010-04-29 Richard Guenther <rguenther@suse.de>
2559 * plugin.h (invoke_plugin_callbacks): Annotate arguments
2560 with ATTRIBUTE_UNUSED.
2562 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
2565 * config/i386/i386.c (get_some_local_dynamic_name): Replace
2566 INSN_P with NONDEBUG_INSN_P.
2567 (distance_non_agu_define): Likewise.
2568 (distance_agu_use): Likewise.
2570 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
2572 From Dominique d'Humieres <dominiq@lps.ens.fr>
2574 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
2577 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
2579 * plugin.h (invoke_plugin_callbacks): New inline function.
2580 * plugin.c (flag_plugin_added): New global flag.
2581 (add_new_plugin): Initialize above flag.
2582 (invoke_plugin_callbacks): Rename to ...
2583 (invoke_plugin_callbacks_full): ... this.
2585 2010-04-28 Jan Hubicka <jh@suse.cz>
2587 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
2588 (lto_varpool_replace_node): New.
2589 (lto_symtab_resolve_symbols): Resolve varpool nodes.
2590 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
2591 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
2592 * cgraph.h (varpool_node_ptr): New type.
2593 (varpool_node_ptr): New vector.
2594 (varpool_node_set_def): New structure.
2595 (varpool_node_set): New type.
2596 (varpool_node_set): New vector.
2597 (varpool_node_set_element_def): New structure.
2598 (varpool_node_set_element, const_varpool_node_set_element): New types.
2599 (varpool_node_set_iterator): New type.
2600 (varpool_node): Add prev pointers, add used_from_other_partition,
2602 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
2603 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
2604 varpool_get_node, varpool_remove_node): Declare.
2605 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
2606 varpool_node_set_size): New inlines.
2607 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
2608 * tree-pass.h (varpool_node_set_def): Forward declare.
2609 (ipa_opt_pass_d): Summary writting takes vnode sets too.
2610 (ipa_write_optimization_summaries): Update prototype.
2611 * ipa-cp.c (ipcp_write_summary): Update.
2612 * ipa-reference.c (ipa_reference_write_summary): Update.
2613 * lto-cgraph.c (lto_output_varpool_node): New static function.
2614 (output_varpool): New function.
2615 (input_varpool_node): New static function.
2616 (input_varpool_1): New function.
2617 (input_cgraph): Input varpool.
2618 * ipa-pure-const.c (pure_const_write_summary): Update.
2619 * lto-streamer-out.c (lto_output): Update, output varpool too.
2620 (write_global_stream): Kill WPA hack.
2621 (produce_asm_for_decls): Update.
2622 (output_alias_pair_p): Handle variables.
2623 (output_unreferenced_globals): Output only needed partition of varpool.
2624 * ipa-inline.c (inline_write_summary): Update.
2625 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
2627 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
2628 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
2629 varpool_node_set_new, varpool_node_set_add,
2630 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
2631 debug_varpool_node_set): New functions.
2632 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
2633 (execute_one_pass): Process new decls too.
2634 (ipa_write_summaries_2): Pass around vsets.
2635 (ipa_write_summaries_1): Likewise.
2636 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
2638 (ipa_write_optimization_summaries_1): Pass around vsets.
2639 (ipa_write_optimization_summaries): Likewise.
2640 * varpool.c (varpool_get_node): New.
2641 (varpool_node): Update doubly linked lists.
2642 (varpool_remove_node): New.
2643 (dump_varpool_node): More dumping.
2644 (varpool_enqueue_needed_node): Update doubly linked lists.
2645 (decide_is_variable_needed): Kill ltrans hack.
2646 (varpool_finalize_decl): Kill lto hack.
2647 (varpool_assemble_decl): Skip decls in other partitions.
2648 (varpool_assemble_pending_decls): Update doubly linkes lists.
2649 (varpool_empty_needed_queue): Likewise.
2650 (varpool_extra_name_alias): Likewise.
2651 * lto-streamer.c (lto_get_section_name): Add vars section.
2652 * lto-streamer.h (lto_section_type): Update.
2653 (output_varpool, input_varpool): Declare.
2655 2010-04-28 Mike Stump <mikestump@comcast.net>
2657 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
2659 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2661 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
2662 record or union type with RECORD_OR_UNION_TYPE_P predicate.
2663 (lto_input_ts_type_tree_pointers): Likewise.
2664 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
2665 (lto_output_ts_type_tree_pointers): Likewise.
2667 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2669 Uniquization of constants at the Tree level
2670 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
2671 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
2673 (tree_output_constant_def): Declare.
2674 * gimplify.c (gimplify_init_constructor): When using block copy, first
2675 uniquize the constant constructor on the RHS.
2676 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
2677 DECL_IN_CONSTANT_POOL flag.
2678 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
2679 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
2681 (assemble_variable): Deal with symbols belonging to the tree constant
2683 (get_constant_section): Add ALIGN parameter and simplify.
2684 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
2685 (assemble_constant_contents): Use the expression of the VAR_DECL.
2686 (output_constant_def_contents): Use the alignment of the VAR_DECL.
2687 (tree_output_constant_def): New global function.
2688 (mark_constant): Use the expression of the VAR_DECL.
2689 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
2691 (output_object_block): Likewise and assemble the expression.
2693 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
2695 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
2696 hash_tree, eq_tree): New tree hash table.
2697 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
2698 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
2699 lto_orig_address_remove): Reimplement.
2701 2010-04-28 Xinliang David Li <davidxl@google.com>
2704 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
2705 (compute_uninit_opnds_pos): New function.
2706 (is_non_loop_exit_postdominating): New function.
2707 (compute_control_dep_chain): New function.
2708 (find_pdom): New function.
2709 (convert_control_dep_chain_into_preds): New function.
2710 (find_predicates): New function.
2711 (find_control_equiv_block): New function.
2712 (collect_phi_def_edges): New function.
2713 (find_def_preds): New function.
2714 (find_dom): New function.
2715 (dump_predicates): New function.
2716 (get_cmp_code): New function.
2717 (is_value_included_in): New function.
2718 (find_matching_predicate_in_rest_chains): New function.
2719 (use_pred_not_overlap_with_undef_path_pred): New function.
2720 (is_use_properly_guarded): New function.
2721 (normalize_cond_1): New function.
2722 (is_and_or_or): New function.
2723 (normalize_cond): New function.
2724 (is_gcond_subset_of): New function.
2725 (is_subset_of_any): New function.
2726 (is_or_set_subset_of): New function.
2727 (is_and_set_subset_of): New function.
2728 (is_norm_cond_subset_of): New function.
2729 (is_pred_expr_subset_of): New function.
2730 (is_pred_chain_subset_of): New function.
2731 (is_included_in): New function.
2732 (is_superset_of): New function.
2733 (find_uninit_use): New function.
2734 (warn_uninitialized_phi): New function.
2735 (compute_possibly_undefined_names): New function.
2736 (ssa_undefined_value_p): New function.
2737 (execute_late_warn_uninitialized): New function.
2738 * tree-ssa.c (ssa_undefined_value_p): Removed.
2739 (warn_uninit): Changed to extern.
2740 (warn_uninitialized_phi): Removed.
2741 (warn_uninitialized_vars): Changed to extern.
2742 (execute_late_warn_uninitialized): Removed
2743 * tree-flow.h: Add new prototypes.
2744 * timevar.def: Add new time variable.
2745 * Makefile.in: Add new build file.
2747 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
2749 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
2752 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2755 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
2757 2010-04-28 Martin Jambor <mjambor@suse.cz>
2759 * cgraph.h (struct cgraph_node): New field indirect_calls.
2760 (struct cgraph_indirect_call_info): New type.
2761 (struct cgraph_edge): Removed field indirect_call. New fields
2762 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
2763 (cgraph_create_indirect_edge): Declare.
2764 (cgraph_make_edge_direct): Likewise.
2765 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
2766 * ipa-prop.h (struct ipa_param_call_note): Removed.
2767 (struct ipa_node_params): Removed field param_calls.
2768 (ipa_create_all_structures_for_iinln): Declare.
2769 * cgraph.c: Described indirect edges and uids in initial comment.
2770 (cgraph_add_edge_to_call_site_hash): New function.
2771 (cgraph_edge): Search also among the indirect edges, use
2772 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
2773 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
2774 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
2776 (initialize_inline_failed): Assign a reason to indirect edges.
2777 (cgraph_create_edge_1): New function.
2778 (cgraph_create_edge): Moved some functionality to
2779 cgraph_create_edge_1.
2780 (cgraph_create_indirect_edge): New function.
2781 (cgraph_edge_remove_callee): Add an assert checking for
2783 (cgraph_edge_remove_caller): Special-case indirect edges.
2784 (cgraph_remove_edge): Likewise.
2785 (cgraph_set_edge_callee): New function.
2786 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
2787 (cgraph_make_edge_direct): New function.
2788 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
2789 the declaration of the call statement matches.
2790 (cgraph_node_remove_callees): Special-case indirect edges.
2791 (cgraph_clone_edge): Likewise.
2792 (cgraph_clone_node): Clone also the indirect edges.
2793 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
2794 indirect_call, dump count of indirect_calls edges.
2795 * ipa-prop.c (iinlining_processed_edges): New variable.
2796 (ipa_note_param_call): Create indirect edges instead of
2797 creating notes. New parameter node.
2798 (ipa_analyze_call_uses): New parameter node, pass it on to
2799 ipa_note_param_call.
2800 (ipa_analyze_stmt_uses): Likewise.
2801 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
2802 (print_edge_addition_message): Work on edges rather than on notes.
2803 (update_call_notes_after_inlining): Likewise, renamed to
2804 update_indirect_edges_after_inlining.
2805 (ipa_create_all_structures_for_iinln): New function.
2806 (ipa_free_node_params_substructures): Do not free notes.
2807 (ipa_edge_duplication_hook): Propagate bits within
2808 iinlining_processed_edges bitmap.
2809 (ipa_node_duplication_hook): Do not duplicate notes.
2810 (free_all_ipa_structures_after_ipa_cp): Renamed to
2811 ipa_free_all_structures_after_ipa_cp.
2812 (free_all_ipa_structures_after_iinln): Renamed to
2813 ipa_free_all_structures_after_iinln.
2814 (ipa_write_param_call_note): Removed.
2815 (ipa_read_param_call_note): Removed.
2816 (ipa_write_indirect_edge_info): New function.
2817 (ipa_read_indirect_edge_info): Likewise.
2818 (ipa_write_node_info): Do not stream notes, do stream information
2820 (ipa_read_node_info): Likewise.
2821 (lto_ipa_fixup_call_notes): Removed.
2822 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
2823 * ipa-inline.c (pass_ipa_inline): Likewise.
2824 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
2825 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
2826 * tree-inline.c (copy_bb): Removed an unnecessary double check for
2828 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
2830 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
2831 (output_cgraph): Stream also indirect edges.
2832 (lto_output_edge): Added capability to stream indirect edges.
2833 (input_edge): Likewise.
2834 (input_cgraph_1): Likewise.
2835 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
2838 2010-04-28 Richard Guenther <rguenther@suse.de>
2840 PR tree-optimization/43879
2841 PR tree-optimization/43909
2842 * tree-ssa-structalias.c (struct variable_info): Add
2843 only_restrict_pointers flag.
2844 (new_var_info): Initialize it. Increment stats.total_vars here.
2845 (create_function_info_for): Do not increment stats.total_vars here.
2846 (get_function_part_constraint): Fix build with C++.
2847 (insert_into_field_list): Remove.
2848 (push_fields_onto_fieldstack): Properly merge fields.
2849 (create_variable_info_for): Split and simplify.
2850 (create_variable_info_for_1): New piece.
2851 (intra_create_variable_infos): Properly make restrict constraints
2854 2010-04-28 Richard Guenther <rguenther@suse.de>
2857 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
2859 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
2860 Jan Hubicka <hubicka@ucw.cz>
2862 * doc/invoke.texi (-Wsuggest-attribute=const,
2863 -Wsuggest-attribute=pure): Document.
2864 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
2865 (function_always_visible_to_compiler_p,
2866 suggest_attribute, warn_function_pure, warn_function_const):
2868 (check_call): Improve debug info.
2869 (analyze_function): Do not check availability.
2870 (add_new_function): Check availability.
2871 (propagate): Output warnings.
2872 (skip_function_for_local_pure_const): New function.
2873 (local_pure_const): Use it; output warnings.
2874 * common.opt (Wsuggest-attribute=const,
2875 Wsuggest-attribute=pure): New.
2877 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2879 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
2880 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
2881 or DW_CFA_def_cfa_offset{,_sf}.
2883 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2885 * tree.h: Fix truncated long macros.
2887 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
2889 * collect2.c (TARGET_64BIT): Redefine to target's default.
2890 * tlink.c: Likewise.
2891 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
2892 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
2893 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
2894 for underscoring __USER_LABEL_PREFIX__.
2895 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
2896 (SUB_LINK_ENTRY32): New.
2897 (SUB_LINK_ENTRY64): New.
2898 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
2899 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
2900 (SUB_LINK_ENTRY64): New.
2901 (SUB_LINK_ENTRY): New.
2902 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
2903 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
2904 x64 target is choosen.
2905 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
2906 * configure: Regenerated.
2907 * configure.ac (leading-mingw64-underscores): Option added.
2909 2010-04-27 Jan Hubicka <jh@suse.cz>
2911 * doc/invoke.texi (-fipa-profile): Document.
2912 * opts.c (decode_options): Enable ipa-profile at -O1.
2913 * timevar.def (TV_IPA_PROFILE): Define.
2914 * common.opt (fipa-profile): Add.
2915 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
2917 (cgraph_propagate_frequency): Handle only local ones.
2918 * tree-pass.h (pass_ipa_profile): Declare.
2919 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
2920 (pass_ipa_profile): Use TV_IPA_PROFILE.
2921 * ipa.c (ipa_profile): New function.
2922 (gate_ipa_profile): Likewise.
2923 (pass_ipa_profile): New global variable.
2924 * passes.c (pass_ipa_profile): New.
2926 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
2928 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
2930 2010-04-27 Martin Jambor <mjambor@suse.cz>
2933 * ipa.c (dissolve_same_comdat_group_list): New function.
2934 (function_and_variable_visibility): Call
2935 dissolve_same_comdat_group_list when comdat group contains external or
2937 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
2938 lists are circular and that they contain only DECL_ONE_ONLY nodes.
2940 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
2942 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
2943 (const_hash_1) <VECTOR_CST>: New case.
2944 (compare_constant) <VECTOR_CST>: Likewise.
2945 <ADDR_EXPR>: Deal with LABEL_REFs.
2946 (copy_constant) <VECTOR_CST>: New case.
2948 2010-04-27 Jan Hubicka <jh@suse.cz>
2950 * cgraph.c (cgraph_propagate_frequency): New function.
2951 * cgraph.h (cgraph_propagate_frequency): Declare.
2952 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
2953 cgraph_propagate_frequency.
2955 2010-04-27 Jakub Jelinek <jakub@redhat.com>
2957 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
2959 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
2962 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
2963 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
2964 here to determine which regs to push and how much stack to reserve.
2966 2010-04-27 Jie Zhang <jie@codesourcery.com>
2968 * doc/gimple.texi (gimple_statement_with_ops): Remove
2969 addresses_taken field.
2970 (gimple_statement_with_memory_ops): Likewise.
2972 2010-04-27 Jan Hubicka <jh@suse.cz>
2974 * tree-inline.c (eni_inlining_weights): Remove.
2975 (estimate_num_insns): Special case more builtins.
2977 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
2980 * c-typeck.c (build_binary_op): Move forward check for comparison
2981 pointer with null pointer constant and adjust the diagnostic message.
2983 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
2986 * configure.ac (gcc_cv_as_section_has_align): Set if installed
2987 binutils supports extended .section directive needed by LTO, or
2988 warn if older binutils found.
2989 (LTO_BINARY_READER): New AC_SUBST'd variable.
2990 (LTO_USE_LIBELF): Likewise.
2991 * gcc/config.gcc (lto_binary_reader): New target-specific configure
2993 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
2994 (LTO_USE_LIBELF): Likewise.
2995 * configure: Regenerate.
2997 * collect2.c (is_elf): Rename from this ...
2998 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
2999 object files in addition to ELF-formatted ones.
3000 (scan_prog_file): Caller updated. Also allow for LTO info marker
3001 symbol to be prefixed or not by an extra underscore.
3003 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
3004 * config/i386/winnt.c: Also #include lto-streamer.h
3005 (i386_pe_asm_named_section): Specify 1-byte section alignment for
3007 (i386_pe_asm_output_aligned_decl_common): Add comment.
3008 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
3010 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
3013 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
3014 Add missing earlyclobber for second alternative.
3016 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
3018 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
3019 bits for artificial defs at the top of the block.
3020 * fwprop.c (single_def_use_enter_block): Don't call it.
3022 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
3025 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
3026 instead of "$gcc_cv_objdump -T".
3027 Use "-undefined dynamic_lookup" on darwin.
3028 * gcc/configure: Regenerate.
3030 2010-04-26 Jakub Jelinek <jakub@redhat.com>
3033 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
3035 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3037 * c-parser.c (struct c_token): Move location field up.
3038 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
3039 (struct c_declspecs): Convert typespec_word, storage_class, and
3040 default_int_p into bitfields.
3041 (struct c_declarator): Move loc field up.
3043 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
3045 * cfgloop.h (struct loop): Move can_be_parallel field up.
3046 * ipa-prop.h (struct ip_node_params): Move bitfields up.
3047 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
3049 (struct iv_cand): Convert pos field into a bitfield.
3050 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
3052 (struct _stmt_vec_info): Shuffle fields for better packing.
3054 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3056 * varasm.c (IN_NAMED_SECTION): Remove guard.
3057 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
3058 (IN_NAMED_SECTION_P): ...this.
3059 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
3060 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3062 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
3064 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
3065 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
3066 of shadowing it. Fix comments.
3068 2010-04-26 Jan Hubicka <jh@suse.cz>
3070 * cgraph.c (cgraph_create_node): Set node frequency to normal.
3071 (cgraph_clone_node): Copy function frequency.
3072 * cgraph.h (node_frequency): New enum
3073 (struct cgraph_node): Add.
3074 * final.c (rest_of_clean_state): Update.
3075 * lto-cgraph.c (lto_output_node): Output node frequency.
3076 (input_overwrite_node): Input node frequency.
3077 * tre-ssa-loop-ivopts (computation_cost): Update.
3078 * lto-streamer-out.c (output_function): Do not output function
3080 * predict.c (maybe_hot_frequency_p): Update and handle functions
3082 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
3084 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
3085 (compute_function_frequency): Set noreturn functions to be executed
3087 (choose_function_section): Update.
3088 * lto-streamer-in.c (input_function): Do not input function frequency.
3089 * function.c (allocate_struct_function): Do not initialize function
3091 * function.h (function_frequency): Remove.
3092 (struct function): Remove function frequency.
3093 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
3094 (try_update): Update.
3095 * tree-inline.c (initialize_cfun): Do not update function frequency.
3096 * passes.c (pass_init_dump_file): Update.
3097 * i386.c (ix86_compute_frame_layout): Update.
3098 (ix86_pad_returns): Update.
3100 2010-04-26 Jie Zhang <jie@codesourcery.com>
3102 PR tree-optimization/43833
3103 * tree-vrp.c (range_int_cst_p): New.
3104 (range_int_cst_singleton_p): New.
3105 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
3106 when both operands are constants. Use range_int_cst_p in
3109 2010-04-26 Jan Hubicka <jh@suse.cz>
3111 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
3113 2010-04-26 Richard Guenther <rguenther@suse.de>
3116 * gimple.c (gimple_decl_printable_name): Deal gracefully
3117 with a NULL DECL_NAME.
3119 2010-04-26 Richard Guenther <rguenther@suse.de>
3122 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
3123 if emitting debug information and it is either a function
3124 or a namespace decl.
3126 2010-04-26 Ira Rosen <irar@il.ibm.com>
3128 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
3129 determine if the statement is vectorizable, and a macro to access it.
3130 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
3131 Skip statements that can't be vectorized. If the analysis fails,
3132 mark the statement as unvectorizable if vectorizing basic block.
3133 (vect_compute_data_refs_alignment): Likewise.
3134 (vect_verify_datarefs_alignment): Skip statements marked as
3135 unvectorizable. Add print.
3136 (vect_analyze_group_access): Skip statements that can't be
3137 vectorized. If the analysis fails, mark the statement as
3138 unvectorizable if vectorizing basic block.
3139 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
3140 * tree-vect-stmts.c (vectorizable_store): Fix the number of
3141 generated stmts for SLP.
3142 (new_stmt_vec_info): Initialize the new field.
3143 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
3144 statements marked as unvectorizable.
3146 2010-04-25 Joseph Myers <joseph@codesourcery.com>
3148 * c-common.c (flag_isoc1x): New.
3149 (flag_isoc99): Update comment.
3150 * c-common.h (flag_isoc1x): New.
3151 (flag_isoc99): Update comment.
3152 * c-cppbuiltin.c (builtin_define_float_constants): Also define
3153 __<type>_DECIMAL_DIG__.
3154 * c-opts.c (set_std_c1x): New.
3155 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
3156 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
3157 * c.opt (-std=c1x, -std=gnu1x): New options.
3158 * doc/cpp.texi: Mention -std=c1x.
3159 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
3160 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
3161 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
3162 * doc/standards.texi: Mention C1X.
3163 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
3164 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
3165 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
3168 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
3170 * config/i386/gmon-sol2.c (_mcleanup): Change format string
3171 placeholder from 0x%x to %#x.
3172 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
3173 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
3174 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
3175 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
3176 * config/i386/i386.c (ix86_target_string): Ditto.
3177 (output_pic_addr_const): Ditto.
3178 (print_operand): Ditto.
3180 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
3182 * combine.c (find_split_point): Add third argument. Use it
3183 to find nested multiply-accumulate instructions. Adjust calls.
3184 (try_combine): Adjust call to find_split_point.
3186 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
3188 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
3190 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
3192 PR tree-optimization/41442
3193 * fold-const.c (merge_truthop_with_opposite_arm): New function.
3194 (fold_binary_loc): Call it.
3196 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3198 * toplev.c (general_init): Set default for fdiagnostics-show-option.
3199 * opts.c (common_handle_option): Allow disabling it.
3200 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
3202 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
3204 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
3205 between modes if both types are integral.
3207 2010-04-23 Richard Guenther <rguenther@suse.de>
3209 PR tree-optimization/43572
3210 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
3212 2010-04-23 Richard Guenther <rguenther@suse.de>
3215 * tree-inline.c (tree_can_inline_p): Also check compatibility
3218 2010-04-23 Martin Jambor <mjambor@suse.cz>
3220 PR tree-optimization/43846
3221 * tree-sra.c (struct access): New flag grp_assignment_read.
3222 (build_accesses_from_assign): Set grp_assignment_read.
3223 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
3224 (enum mark_read_status): New type.
3225 (analyze_access_subtree): Propagate grp_assignment_read, create
3226 accesses also if both direct_read and root->grp_assignment_read.
3228 2010-04-23 Martin Jambor <mjambor@suse.cz>
3231 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
3232 function does not have type attributes.
3234 2010-04-23 Richard Guenther <rguenther@suse.de>
3237 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
3240 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3242 * sese.h (create_if_region_on_edge): Remove.
3244 * sese.c (create_if_region_on_edge): Make static.
3246 * tree-inline.c: Do not include ggc.h.
3248 * expr.c: Do not include ggc.h.
3250 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
3253 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
3256 * config/sh/sh.c (find_barrier): Don't emit a constant pool
3257 in the middle of insns for casesi_worker_2.
3259 2010-04-22 David Edelsohn <edelsohn@gnu.org>
3261 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
3263 2010-04-22 Ira Rosen <irar@il.ibm.com>
3265 PR tree-optimization/43842
3266 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
3267 loop unrolling in update of exit phis. Fix comment.
3268 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
3269 least two reduction statements in the loop before starting SLP
3272 2010-04-22 Nick Clifton <nickc@redhat.com>
3274 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
3276 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
3278 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
3281 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3283 * tree-parloops.c (loop_parallel_p): New argument
3284 parloop_obstack. Pass it down.
3285 (parallelize_loops): New variable parloop_obstack. Initialize it,
3286 pass it down, free it.
3288 * tree-loop-linear.c (linear_transform_loops): Pass down
3291 * tree-data-ref.h (lambda_compute_access_matrices): New argument
3292 of type struct obstack *.
3294 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
3295 scratch_obstack. Initialize it, pass down, free it.
3297 * lambda.h (lambda_loop_new): Remove.
3298 (lambda_matrix_new, lambda_matrix_inverse)
3299 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
3300 argument of type struct obstack *.
3302 * lambda-trans.c (lambda_trans_matrix_new): New argument
3303 lambda_obstack. Pass it down, use obstack allocation for ret.
3304 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
3307 * lambda-mat.c (lambda_matrix_get_column)
3308 (lambda_matrix_project_to_null): Remove.
3309 (lambda_matrix_new): New argument lambda_obstack. Use obstack
3311 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
3314 * lambda-code.c (lambda_loop_new): New function.
3315 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
3316 (lambda_compute_auxillary_space, lambda_compute_target_space)
3317 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
3318 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
3319 (build_access_matrix): New argument lambda_obstack. Use obstack
3321 (lambda_compute_step_signs, lambda_compute_access_matrices): New
3322 argument lambda_obstack. Pass it down.
3324 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3326 * optabs.h (expand_widening_mult): Declare.
3328 2010-04-22 Richard Guenther <rguenther@suse.de>
3330 PR tree-optimization/43845
3331 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
3332 lookup the CALL_EXPR function and arguments.
3334 2010-04-22 Nick Clifton <nickc@redhat.com>
3336 * config/stormy16/stormy16.c
3337 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
3338 * config/stormy16/stormy16.h: Tidy up formatting.
3339 (DONT_USE_BUILTIN_SETJMP): Remove definition.
3340 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
3341 (ineqbranchsi): Delete pattern.
3342 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
3343 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
3344 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
3345 stormy16-lib2-ucmpsi2.c.
3347 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3349 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
3350 df_simulate_find_noclobber_defs as appropriate. Keep track of an
3351 extra set merge_set_noclobber, and use it to relax the final test
3353 * df.h (df_simulate_find_noclobber_defs): Declare.
3354 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
3356 (df_simulate_find_noclobber_defs): New function.
3358 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
3360 * config/i386/i386.md: Use {} around multi-line preparation statements.
3362 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3364 * c-tree.h (push_init_level, pop_init_level, set_init_index)
3365 (process_init_element): New argument of type struct obstack *.
3367 * c-typeck.c (push_init_level, pop_init_level, set_designator)
3368 (set_init_index, set_init_label, set_nonincremental_init)
3369 (set_nonincremental_init_from_string, find_init_member)
3370 (output_init_element, output_pending_init_elements)
3371 (process_init_element): New argument braced_init_obstack. Pass it
3373 (push_range_stack, add_pending_init): New argument
3374 braced_init_obstack. Use obstack allocation.
3376 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
3377 braced_init_obstack. Pass it down.
3378 (c_parser_braced_init): New variables ret, braced_init_obstack.
3379 Initialize obstack, pass it down and finally free it.
3381 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
3384 * tree-pass.h (pass_optimize_widening_mul): Declare.
3385 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
3386 gate_optimize_widening_mul): New static functions.
3387 (pass_optimize_widening_mul): New.
3388 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
3389 <case MULT_EXPR>: Remove support for widening multiplies.
3390 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
3391 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
3392 simplify_gen_unary rather than directly building extensions.
3393 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
3395 * expmed.c (expand_widening_mult): New function.
3396 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
3398 2010-04-21 Jan Hubicka <jh@suse.cz>
3400 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
3401 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
3402 * lto-wpa-fixup.c: Remove.
3403 * Makefile.in (lto-wpa-fixup.o): Remove.
3404 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
3405 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
3406 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
3408 2010-04-21 Jan Hubicka <jh@suse.cz>
3410 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
3411 add write_optimization_summary, read_optimization_summary.
3412 (ipa_write_summaries_of_cgraph_node_set): Remove.
3413 (ipa_write_optimization_summaries): Declare.
3414 (ipa_read_optimization_summaries): Declare.
3415 * ipa-cp.c (pass_ipa_cp): Update.
3416 * ipa-reference.c (pass_ipa_reference): Update.
3417 * ipa-pure-const.c (pass_ipa_pure_const): Update.
3418 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
3420 * ipa-inline.c (pass_ipa_inline): Update.
3421 * ipa.c (pass_ipa_whole_program): Update.
3422 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
3423 * passes.c (ipa_write_summaries_1): Do not test wpa.
3424 (ipa_write_optimization_summaries_1): New.
3425 (ipa_write_optimization_summaries): New.
3426 (ipa_read_summaries): Do not test ltrans.
3427 (ipa_read_optimization_summaries_1): New.
3428 (ipa_read_optimization_summaries): New.
3430 2010-04-21 Jan Hubicka <jh@suse.cz>
3432 * lto-cgraph.c (lto_output_node): Do not output comdat groups
3434 (output_cgraph): Do not arrange comdat groups for boundary nodes.
3436 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3439 * dwarf2out.c (add_name_and_src_coords_attributes): Add
3440 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
3442 2010-04-21 Jan Hubicka <jh@suse.cz>
3444 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
3446 2010-04-21 Jan Hubicka <jh@suse.cz>
3448 * varpool.c (decide_is_variable_needed): Variable is always needed
3451 2010-04-21 Jan Hubicka <jh@suse.cz>
3453 * opts.c (decode_options): Enable pure-const pass for whopr.
3455 2010-04-21 Jan Hubicka <jh@suse.cz>
3457 * cgraph.c (dump_cgraph_node): Dump also assembler name.
3458 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
3460 (cgraph_decide_inlining): Do not expect callee to be removed in all
3463 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
3465 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
3467 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3469 * config/i386/i386.md (x86_shrd): Add athlon_decode and
3470 amdfam10_decode attributes.
3472 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3475 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
3476 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
3477 (lower_copyprivate_clauses): Use private var in outer
3478 context instead of original var. Make sure the types
3479 are correct for VLAs.
3481 2010-04-21 Richard Guenther <rguenther@suse.de>
3483 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
3484 to non-pointer objects.
3486 2010-04-21 Jakub Jelinek <jakub@redhat.com>
3488 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
3489 last chain entry if it starts with the still current label.
3490 (add_location_or_const_value_attribute): Check that
3491 loc_list->first->next is NULL instead of comparing ->first with ->last.
3492 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
3493 to add_var_loc_to_decl.
3495 * dwarf2out.c (output_call_frame_info): For dw_cie_version
3496 >= 4 add also address size and segment size fields into CIE header.
3498 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
3499 long as address size is the same as sizeof (void *) and
3501 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
3502 address size or segment size is unexpected, return DW_EH_PE_omit.
3503 (classify_object_over_fdes): If get_cie_encoding returned
3504 DW_EH_PE_omit, return -1.
3505 (init_object): If classify_object_over_fdes returned -1,
3506 pretend there were no FDEs at all.
3508 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/i386.md (bswap<mode>2): Macroize expander from
3511 bswap{si,di}2 using SWI48 mode iterator.
3512 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
3513 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
3514 set modrm attribute of bswap insn to 0 and remove length attribute.
3515 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
3516 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
3517 set mode attribute to <MODE> and remove length attribute.
3519 2010-04-20 James E. Wilson <wilson@codesourcery.com>
3521 PR rtl-optimization/43520
3522 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
3523 zero available registers.
3525 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3527 * builtins.c (fold_builtin_cproj): Fold more cases.
3529 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3531 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
3532 (fold_builtin_1): Fold builtin cproj.
3533 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
3534 Use ATTR_CONST_NOTHROW_LIST.
3536 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
3538 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
3539 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
3540 ffsi2_no_cmove for !TARGET_CMOVE.
3541 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
3542 (ffssi2): Remove expander.
3543 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
3545 (ctz<mode>2): Ditto from ctz{si,di}2.
3546 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
3548 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
3551 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3553 * dwarf2out.c (AT_linkage_name): Define.
3554 (clone_as_declaration): Handle DW_AT_linkage_name.
3555 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
3556 of DW_AT_MIPS_linkage_name.
3557 (move_linkage_attr): Likewise.
3558 (dwarf2out_finish): Likewise.
3560 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
3563 * fold-const.c (fold_comparison): New folding rule.
3565 2010-04-20 Anatoly Sokolov <aesok@post.ru>
3567 * double-int.h (double_int_setbit): Declare.
3568 * double-int.c (double_int_setbit): New function.
3569 * rtl.h (immed_double_int_const): Declare.
3570 * emit-rtl.c (immed_double_int_const): New function.
3571 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
3572 and immed_double_int_const functions.
3573 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
3574 expand_copysign_bit): (Ditto.).
3575 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
3576 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
3577 * dojump.c (prefer_and_bit_test): (Ditto.).
3578 * expr.c (convert_modes, reduce_to_bit_field_precision,
3579 const_vector_from_tree): (Ditto.).
3580 * expmed.c (mask_rtx, lshift_value): (Ditto.).
3582 2010-04-20 Jan Hubicka <jh@suse.cz>
3584 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
3585 (dump_cgraph_node): Dump new flags.
3586 * cgraph.h (struct cgraph_node): Add flags
3587 reachable_from_other_partition and in_other_partition.
3588 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
3589 other partition can not be removed.
3590 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
3591 the other partition must be output; silence sanity checking on
3592 leaking functions bodies from other paritition.
3593 * lto-cgraph.c (reachable_from_other_partition_p): New function.
3594 (lto_output_node): Output new flags; do not sanity check that inline
3595 clones are output; drop lto_forced_extern_inline_p code; do not mock
3596 visibility flags at partition boundaries.
3597 (add_node_to): New function.
3598 (output_cgraph): Use it to sort functions so masters appear before
3600 (input_overwrite_node): Input new flags.
3601 * passes.c (ipa_write_summaries): Do not call
3602 lto_new_extern_inline_states.
3603 * lto-section-out.c (forced_extern_inline,
3604 lto_new_extern_inline_states lto_delete_extern_inline_states,
3605 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
3606 * lto-streamer.h (lto_new_extern_inline_states,
3607 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
3608 lto_forced_extern_inline_p): Kill.
3610 2010-04-20 Richard Guenther <rguenther@suse.de>
3612 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
3613 from vars that can have pointers.
3614 (process_constraint): Dump useless constraints.
3616 2010-04-20 Richard Guenther <rguenther@suse.de>
3618 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
3619 (dump_sa_points_to_info): Remove asserts.
3620 (init_base_vars): nothing_id isn't an escape point nor does it
3623 2010-04-20 Jakub Jelinek <jakub@redhat.com>
3625 * tree.h (TYPE_REF_IS_RVALUE): Define.
3626 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
3627 should_move_die_to_comdat, prune_unused_types_walk): Handle
3628 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
3629 (modified_type_die, gen_reference_type_die): Emit
3630 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
3631 if TYPE_REF_IS_RVALUE and -gdwarf-4.
3633 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3636 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
3637 calls for -fpic -m31 if they have been sibcall optimized.
3639 2010-04-19 James E. Wilson <wilson@codesourcery.com>
3641 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
3642 ar.lc fixed and call-used.
3644 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
3646 2010-04-19 Jan Hubicka <jh@suse.cz>
3648 * opts.c (decode_options): Disable whpr incompatible passes.
3649 * lto/lto.c (lto_1_to_1_map): Skip clones.
3650 (read_cgraph_and_symbols): Do not mark everything as needed.
3651 (do_whole_program_analysis): Do map only after optimizing;
3652 set proper cgraph_state; use passmanager.
3654 2010-04-19 DJ Delorie <dj@redhat.com>
3656 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
3657 POINTER_PLUS_EXPR and fix them.
3659 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
3661 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
3662 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
3663 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
3664 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
3665 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
3666 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
3667 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
3668 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
3669 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
3670 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
3671 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
3673 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
3675 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
3676 (check_cond_move_block): Likewise.
3677 (cond_move_process_if_block): Likewise.
3678 (noce_find_if_block): Improve formatting.
3679 (find_if_header): Pass 0 to memset and tweak conditions.
3680 (cond_exec_find_if_block): Fix long lines and tweak conditions.
3682 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3684 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
3688 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
3689 with non-local decl doesn't need chain.
3691 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
3693 * ira-color.c (allocno_reload_assign): Avoid accumulating
3694 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
3696 2010-04-19 Martin Jambor <mjambor@suse.cz>
3698 * gimple.h (create_tmp_reg): Declare.
3699 * gimplify.c (create_tmp_reg): New function.
3700 (gimplify_return_expr): Use create_tmp_reg.
3701 (gimplify_omp_atomic): Likewise.
3702 (gimple_regimplify_operands): Likewise.
3703 * tree-dfa.c (make_rename_temp): Likewise.
3704 * tree-predcom.c (predcom_tmp_var): Likewise.
3705 (reassociate_to_the_same_stmt): Likewise.
3706 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
3707 (get_replaced_param_substitute): Likewise.
3708 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
3709 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
3710 * tree-ssa-pre.c (get_representative_for): Likewise.
3711 (create_expression_by_pieces): Likewise.
3712 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
3713 (create_tailcall_accumulator): Likewise.
3715 2010-04-19 Martin Jambor <mjambor@suse.cz>
3717 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
3719 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
3721 2010-04-19 Richard Guenther <rguenther@suse.de>
3723 PR tree-optimization/43796
3724 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
3725 from SCEV in the lattice.
3726 (vrp_visit_phi_node): Dump change.
3728 2010-04-19 Richard Guenther <rguenther@suse.de>
3730 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
3731 * configure: Re-generated.
3733 2010-04-19 Richard Guenther <rguenther@suse.de>
3735 PR tree-optimization/43783
3736 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
3737 constant ARRAY_REF operands two and three if possible.
3739 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
3742 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
3744 2010-04-19 Jie Zhang <jie@codesourcery.com>
3747 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
3749 2010-04-19 Ira Rosen <irar@il.ibm.com>
3751 PR tree-optimization/37027
3752 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
3753 and macro to access it.
3754 (vectorizable_reduction): Add argument.
3755 (vect_get_slp_defs): Likewise.
3756 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
3757 statements for possible use in SLP.
3758 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
3759 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
3760 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
3762 (vectorizable_reduction): Likewise.
3763 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
3765 (vectorizable_type_demotion, vectorizable_type_promotion,
3766 vectorizable_store): Likewise.
3767 (vect_analyze_stmt): Update call to vectorizable_reduction.
3768 (vect_transform_stmt): Likewise.
3769 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
3770 (vect_build_slp_tree): Fix indentation. Check that there are no loads
3771 from different interleaving chains in same node.
3772 (vect_slp_rearrange_stmts): New function.
3773 (vect_supported_load_permutation_p): Allow load permutations for
3774 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
3775 inside SLP nodes if necessary.
3776 (vect_analyze_slp_instance): Handle reductions.
3777 (vect_analyze_slp): Try to build SLP instances originating from groups
3779 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
3780 (vect_get_constant_vectors): Create initial vectors for reductions
3781 according to reduction code. Add new argument.
3782 (vect_get_slp_defs): Add new argument, pass it to
3783 vect_get_constant_vectors.
3784 (vect_schedule_slp_instance): Remove SLP tree root statements.
3786 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3788 * tree.h (ENUM_IS_SCOPED): Define.
3789 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
3790 for ENUM_IS_SCOPED enums.
3792 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3794 * fold-const.c (fold_comparison): Use ssizetype.
3795 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3796 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
3797 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
3798 * tree-object-size.c (compute_object_sizes): Use size_type_node.
3800 * tree.h (initialize_sizetypes): Remove parameter.
3801 (build_common_tree_nodes): Remove second parameter.
3802 * stor-layout.c (initialize_sizetypes): Remove parameter.
3803 Always create an unsigned type.
3804 (set_sizetype): Assert that the passed type is unsigned and simplify.
3805 * tree.c (build_common_tree_nodes): Remove second parameter.
3806 Adjust call to initialize_sizetypes.
3807 * c-decl.c (c_init_decl_processing): Remove second argument in call to
3808 build_common_tree_nodes.
3810 2010-04-18 Matthias Klose <doko@ubuntu.com>
3812 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
3814 2010-04-18 Ira Rosen <irar@il.ibm.com>
3816 PR tree-optimization/43771
3817 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
3818 load permutation doesn't have gaps.
3820 2010-04-18 Jan Hubicka <jh@suse.cz>
3822 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
3823 (sse_prologue_save_insn expander): Use new pattern.
3824 (sse_prologue_save_insn1): New pattern and splitter.
3825 (sse_prologue_save_insn): Update to deal also with 64bit aligned
3827 * i386.c (setup_incoming_varargs_64): Do not compute jump
3829 (ix86_gimplify_va_arg): Update alignment needed.
3830 (ix86_local_alignment): Do not align all local arrays to 128bit.
3832 2010-04-17 Jan Hubicka <jh@suse.cz>
3834 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
3836 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3838 * arm.md (negdi2): Remove redundant code to force values into a
3841 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3843 * arm/bpabi.S: Add EABI alignment attributes to objects.
3844 * arm/bpabi-v6m.S: Likewise.
3845 * arm/crti.asm: Likewise.
3846 * arm/crtn.asm: Likewise.
3847 * arm/lib1funcs.asm: Likewise.
3848 * arm/libunwind.S: Likewise.
3850 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3852 * arm-protos.h (tune_params): New structure.
3853 * arm.c (current_tune): New variable.
3854 (arm_constant_limit): Delete.
3855 (struct processors): Add pointer to the tune parameters.
3856 (arm_slowmul_tune): New tuning option.
3857 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
3858 (all_cores): Adjust to pick up the tuning model.
3859 (arm_constant_limit): New function.
3860 (arm_override_options): Select the appropriate tuning model. Delete
3861 initialization of arm_const_limit.
3862 (arm_split_constant): Use the new constant-limit model.
3863 (arm_rtx_costs): Pick up the current tuning model.
3864 * arm.md (is_strongarm, is_xscale): Delete.
3865 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
3866 for Xscale variant architectures.
3867 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
3869 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3871 * config/arm/arm.c (arm_gen_constant): Remove unused variable
3873 (arm_rtx_costs_1): Remove unused variable extra_cost.
3874 (arm_unwind_emit_set): Use variable offset.
3875 (thumb1_output_casesi): Remove unused variable flags.
3877 2010-04-16 Jeff Law <law@redhat.com>
3879 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
3880 needing assignment rather than doing a two-phase assignment. Remove
3881 unused variable 'm'.
3883 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3886 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
3888 2010-04-16 Doug Kwan <dougkwan@google.com>
3890 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
3891 (next_operand_entry_id): New static variable.
3892 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
3893 (add_to_ops_vec): Assigned unique ID to operand entry.
3894 (struct oecount_s): New field ID.
3895 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
3896 (undistribute_ops_list): Assign unique IDs to oecounts.
3897 (init_reassoc): reset next_operand_entry_id.
3899 2010-04-16 Doug Kwan <dougkwan@google.com>
3901 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
3902 missing left parenthesis.
3904 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3906 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
3907 *btdi_rex64 using SWI48 mode iterator.
3908 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
3909 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
3910 *jcc_btdi_mask_rex64.
3912 2010-04-16 Anatoly Sokolov <aesok@post.ru>
3914 * double-int.h (tree_to_double_int): Convert to macro.
3915 * double-int.c (tree_to_double_int): Remove.
3917 2010-04-16 Jakub Jelinek <jakub@redhat.com>
3920 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
3921 with want_address 2 and in case a single element list might be
3922 possible, call it again with want_address 0.
3924 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
3926 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
3927 case 'W' print operands for HI mode.
3928 * config/h8300/h8300.h (Y0, Y2) : New constraints.
3929 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
3930 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
3931 * config/h8300/predicate.md (bit_register_indirect_operand): New.
3933 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
3935 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
3936 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
3937 #xx:3 and #xx:4 mode.
3939 * config/h8300/h8300.md (inverted load with HImode dest): Add
3940 support for H8300SX.
3942 * config/h8300/predicate.md (bit_operand): Allow immediate values that
3943 satisfy 'U' constraint.
3945 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3947 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
3948 * configure: Regenerate.
3949 * config.in: Regenerate.
3950 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
3953 2010-04-16 Richard Guenther <rguenther@suse.de>
3955 * tree.h (struct tree_decl_minimal): Move pt_uid ...
3956 (struct tree_decl_common): ... here.
3957 (DECL_PT_UID): Adjust.
3958 (SET_DECL_PT_UID): Likewise.
3959 (DECL_PT_UID_SET_P): Likewise.
3961 2010-04-16 Richard Guenther <rguenther@suse.de>
3963 PR tree-optimization/43572
3964 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
3965 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
3966 * tree-flow.h (is_call_clobbered): Remove.
3967 * tree-flow-inline.h (is_call_clobbered): Likewise.
3968 * tree-dfa.c (dump_variable): Do not dump call clobber state.
3969 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
3970 (execute_return_slot_opt): Adjust.
3971 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
3972 check for call clobbered vars here.
3973 (find_tail_calls): Move tailcall verification to the
3976 2010-04-16 Diego Novillo <dnovillo@google.com>
3978 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
3980 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3983 * config/arm/arm.md (cbranchqi4): New pattern.
3984 * config/arm/predicates.md (const0_operand,
3985 cbranchqi4_comparison_operator): New predicates.
3987 2010-04-16 Richard Guenther <rguenther@suse.de>
3989 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
3990 (dump_gimple_stmt): Likewise.
3992 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
3994 * recog.h (struct recog_data): New field is_operator.
3995 (struct insn_operand_data): New field is_operator.
3996 * recog.c (extract_insn): Set recog_data.is_operator.
3997 * genoutput.c (output_operand_data): Emit code to set the
3999 * reload.c (find_reloads): Use it rather than testing for an
4000 empty constraint string.
4003 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
4004 If the previous insn is a cbranchsi4_insn with the same arguments,
4005 omit the compare instruction.
4007 * config/arm/arm.md (addsi3_cbranch): If destination is a high
4008 register, inputs must be low registers and we need a low register
4009 scratch. Handle alternative 2 like alternative 3.
4011 2010-04-16 Jakub Jelinek <jakub@redhat.com>
4013 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
4014 don't call get_addr on both. If one expression is a VALUE and
4015 the other a REG, check VALUE's locs if the REG isn't among them.
4017 2010-04-16 Christian Bruel <christian.bruel@st.com>
4019 * config/sh/sh.h (sh_frame_pointer_required): New function.
4020 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
4021 (flag_omit_frame_pointer) Set.
4022 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
4023 (rounded_frame_size): Adjust size with outgoing_args_size.
4024 (sh_set_return_address): Must return from stack pointer.
4025 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
4026 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4027 (ACCUMULATE_OUTGOING_ARGS): Define.
4028 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
4029 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
4031 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4034 * config/sh/sh.c (sh_legitimize_reload_address): Use
4035 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
4036 Remove a unneeded check for offset_base.
4038 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
4040 * configure: Regenerated.
4042 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4044 * config/s390/s390.c (s390_call_save_register_used): Switch back
4045 to HARD_REGNO_NREGS.
4047 2010-04-15 Richard Guenther <rguenther@suse.de>
4049 * alias.c (alias_set_subset_of): Handle alias-set zero
4052 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
4053 Julian Brown <julian@codesourcery.com>
4055 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
4056 alternatives according to use of high and low regs.
4057 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
4058 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
4059 optimizing for size on Thumb-2.
4061 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
4063 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
4065 2010-04-15 Richard Guenther <rguenther@suse.de>
4067 * tree-ssa-structalias.c (struct variable_info): Add
4069 (new_var_info): Initialize it.
4070 (dump_constraints): Support printing last added constraints.
4071 (debug_constraints): Adjust.
4072 (dump_constraint_graph): Likewise.
4073 (make_heapvar_for): Check for NULL cfun.
4074 (get_function_part_constraint): New function.
4075 (get_fi_for_callee): Likewise.
4076 (find_func_aliases): Properly implement IPA PTA constraints.
4077 (process_ipa_clobber): New function.
4078 (find_func_clobbers): Likewise.
4079 (insert_into_field_list_sorted): Remove.
4080 (create_function_info_for): Properly allocate vars for IPA mode.
4081 Do not use insert_into_field_list_sorted.
4082 (create_variable_info_for): Properly generate constraints for
4083 global vars in IPA mode.
4084 (dump_solution_for_var): Always dump the solution.
4085 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
4086 (find_what_var_points_to): Adjust.
4087 (pt_solution_set): Change.
4088 (pt_solution_ior_into): New function.
4089 (pt_solution_empty_p): Export.
4090 (pt_solution_includes_global): Adjust.
4091 (pt_solution_includes_1): Likewise.
4092 (pt_solutions_intersect_1): Likewise.
4093 (dump_sa_points_to_info): Check some invariants.
4094 (solve_constraints): Move constraint dumping ...
4095 (compute_points_to_sets): ... here.
4096 (ipa_pta_execute): ... and here.
4097 (compute_may_aliases): Do not re-compute points-to info
4098 locally if IPA info is available.
4099 (ipa_escaped_pt): New global var.
4100 (ipa_pta_execute): Properly implement IPA PTA.
4101 * tree-into-ssa.c (dump_decl_set): Support dumping
4102 decls not in referenced-vars.
4103 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
4104 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
4105 (dump_points_to_solution): Likewise.
4106 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
4107 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
4108 (remap_gimple_stmt): Reset call clobber/use information if necessary.
4109 (copy_decl_to_var): Copy DECL_PT_UID.
4110 (copy_result_decl_to_var): Likewise.
4111 * tree.c (make_node_stat): Initialize DECL_PT_UID.
4112 (copy_node_stat): Copy it.
4113 * tree.h (DECL_PT_UID): New macro.
4114 (SET_DECL_PT_UID): Likewise.
4115 (DECL_PT_UID_SET_P): Likewise.
4116 (struct tree_decl_minimal): Add pt_uid member.
4117 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
4118 (pt_solution_empty_p): Declare.
4119 (pt_solution_set): Adjust.
4120 (ipa_escaped_pt): Declare.
4121 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
4122 * gimple-pretty-print.c (pp_points_to_solution): New function.
4123 (dump_gimple_call): Dump call clobber/use information.
4124 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
4125 * tree-pass.h (TDF_ALIAS): New dump option.
4126 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
4127 * doc/invoke.texi (-fipa-pta): Update documentation.
4129 2010-04-15 Richard Guenther <rguenther@suse.de>
4131 * Makefile.in (OBJS-common): Add gimple-fold.o.
4132 (gimple-fold.o): New rule.
4133 * tree.h (maybe_fold_offset_to_reference,
4134 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
4136 * gimple.h: ... here.
4137 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
4138 may_propagate_address_into_dereference): Move prototypes ...
4139 * gimple.h: ... here.
4140 * tree-ssa-ccp.c (get_symbol_constant_value,
4141 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
4142 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
4143 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
4144 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
4145 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
4146 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
4147 gimplify_and_update_call_from_tree): Move ...
4148 * gimple-fold.c: ... here. New file.
4149 (ccp_fold_builtin): Rename to ...
4150 (gimple_fold_builtin): ... this.
4151 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
4153 2010-04-15 Richard Guenther <rguenther@suse.de>
4155 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
4156 fit_double_type, force_fit_type_double, add_double_with_sign,
4157 neg_double, mul_double_with_sign, lshift_double, rshift_double,
4158 lrotate_double, rrotate_double, div_and_round_double): Move ...
4159 * double-int.c: ... here.
4160 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
4161 add_double, neg_double, mul_double_with_sign, mul_double,
4162 lshift_double, rshift_double, lrotate_double, rrotate_double,
4163 div_and_round_double): Move prototypes ...
4164 * double-int.h: ... here.
4166 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
4169 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
4170 matching constraints to ensure inputs match the output.
4172 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
4175 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
4176 in an input-only operand.
4178 2010-04-15 Anatoly Sokolov <aesok@post.ru>
4180 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
4181 (double_int_not, double_int_lshift, double_int_rshift): Declare.
4182 (double_int_negative_p): Convert to static inline function.
4183 * double-int.c (double_int_lshift, double_int_lshift): New functions.
4184 (double_int_negative_p): Remove.
4185 * tree.h (lshift_double, rshift_double):
4186 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
4187 * fold-const.c (fold_convert_const_int_from_real,
4188 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
4189 (lshift_double): Change type of arith argument to bool.
4190 (rshift_double): Change type of arith argument to bool. Correct
4192 * expmed.c (mask_rtx, lshift_value): (Ditto.).
4194 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
4197 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
4198 at the start and end of the then/else blocks, and omit them from the
4200 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
4201 argument; all callers changed. Pass zero to old_insns_match_p instead.
4202 (flow_find_head_matching_sequence): New function.
4203 (old_insns_match_p): Check REG_EH_REGION notes for calls.
4204 * basic-block.h (flow_find_cross_jump,
4205 flow_find_head_matching_sequence): Declare functions.
4207 2010-04-14 Jason Merrill <jason@redhat.com>
4210 * c-common.c (attribute_takes_identifier_p): New fn.
4211 * c-common.h: Declare it.
4213 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4215 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
4217 (*udivmod<mode>4): Ditto.
4219 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4221 * config/i386/i386.md (maxmin_int): Rename code attribute from
4222 maxminiprefix and update all users.
4223 (maxmin_float): Ditto from maxminfprefix.
4224 (logic): Ditto from logicprefix.
4225 (absneg_mnemonic): Ditto from absnegprefix.
4226 * config/i386/mmx.md: Update all users of maxminiprefix,
4227 maxminfprefix and logicprefix for rename.
4228 * config/i386/sse.md: Ditto.
4229 * config/i386/sync.md (sync_<code><mode>): Update for
4232 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
4235 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
4236 warnings converted to errors.
4238 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4240 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
4241 used insn_type variable.
4242 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
4243 to avoid set-but-not-used warning.
4245 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4247 * df-core.c (df_ref_debug): Change format string placeholder
4249 * dwarf2asm.c (dw2_asm_output_data_raw,
4250 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
4251 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
4252 * dwarf2out.c (output_cfi, output_cfi_directive,
4253 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
4254 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
4256 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
4257 * print-rtl.c (print_rtx): Ditto.
4259 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4262 * builtins.c (expand_builtin_pow_root): New function to expand pow
4263 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
4264 series of sqrt and cbrt calls under -ffast-math.
4265 (expand_builtin_pow): Call it.
4267 2010-04-14 Michael Matz <matz@suse.de>
4269 PR tree-optimization/42963
4270 * tree-cfg.c (touched_switch_bbs): New static variable.
4271 (group_case_labels_stmt): New function broken out from ...
4272 (group_case_labels): ... here, use the above.
4273 (start_recording_case_labels): Allocate touched_switch_bbs.
4274 (end_recording_case_labels): Deallocate it, call
4275 group_case_labels_stmt.
4276 (gimple_redirect_edge_and_branch): Remember index of affected BB.
4278 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4280 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
4283 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
4285 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
4287 2010-04-13 Jan Hubicka <jh@suse.cz>
4289 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
4290 of optimized out static functions.
4291 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
4292 cost computation. Also sanity check for overflows.
4293 (update_caller_keys): Update cgraph_edge_badness call; properly
4294 update fibheap and sanity check that it is up to date.
4295 (add_new_edges_to_heap): Update cgraph_edge_badness.
4296 (cgraph_decide_inlining_of_small_function): Likewise;
4297 add sanity checking that badness in heap is up to date;
4298 improve dumping of reason; Update badness of calls to the
4299 offline copy of function currently inlined; dump badness
4300 of functions not inlined because of unit growth limits.
4302 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4305 * c-common.c (pointer_int_sum): Disregard overflow that occured only
4306 because of sign-extension change when converting to sizetype here...
4307 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
4309 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
4310 the folding to constants. Remove redundant final conversion.
4311 (fold_binary) <associate>: Do not associate if the re-association of
4312 constants alone overflows.
4313 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
4314 to the end of the list.
4315 (multiple_of_p) <COND_EXPR>: New case.
4317 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
4319 * opt-functions.awk (opt_sanitized_name): New.
4321 * optc-gen.awk: Use it
4322 * opth-gen.awk: Use it.
4324 2010-04-13 Martin Jambor <mjambor@suse.cz>
4326 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
4327 (sra_modify_assign): Delete stmts loading dead data even if racc has no
4328 children. Call replace_uses_with_default_def_ssa_name to handle
4331 2010-04-13 Michael Matz <matz@suse.de>
4334 * builtins.c (expand_builtin_interclass_mathfn): Also create
4335 a register if the predicate doesn't match.
4337 2010-04-13 Diego Novillo <dnovillo@google.com>
4339 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
4340 * c-pch.c: Include timevar.h.
4341 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
4342 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
4343 * ggc-common.c: Include timevar.h.
4344 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
4345 * timevar.def (TV_PCH_SAVE): Define.
4346 (TV_PCH_CPP_SAVE): Define.
4347 (TV_PCH_PTR_REALLOC): Define.
4348 (TV_PCH_PTR_SORT): Define.
4349 (TV_PCH_RESTORE): Define.
4350 (TV_PCH_CPP_RESTORE): Define.
4352 2010-04-13 Michael Matz <matz@suse.de>
4354 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
4356 (can_reassociate_p): New function.
4357 (break_up_subtract_bb, reassociate_bb): Use it.
4359 2010-04-13 Richard Guenther <rguenther@suse.de>
4362 * builtins.c (c_readstr): Fix assert.
4364 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
4366 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
4367 when generating cltd insn.
4369 (*ashl<mode>3_1): Remove special handling for register operand 2.
4370 (*ashlsi3_1_zext): Ditto.
4371 (*ashlhi3_1): Ditto.
4372 (*ashlhi3_1_lea): Ditto.
4373 (*ashlqi3_1): Ditto.
4374 (*ashlqi3_1_lea): Ditto.
4375 (*<shiftrt_insn><mode>3_1): Ditto.
4376 (*<shiftrt_insn>si3_1_zext): Ditto.
4377 (*<shiftrt_insn>qi3_1_slp): Ditto.
4378 (*<rotate_insn><mode>3_1): Ditto.
4379 (*<rotate_insn>si3_1_zext): Ditto.
4380 (*<rotate_insn>qi3_1_slp): Ditto.
4382 2010-04-13 Richard Guenther <rguenther@suse.de>
4384 * tree-ssa-structalias.c (callused_id): Remove.
4385 (call_stmt_vars): New.
4386 (get_call_vi): Likewise.
4387 (lookup_call_use_vi): Likewise.
4388 (lookup_call_clobber_vi): Likewise.
4389 (get_call_use_vi): Likewise.
4390 (get_call_clobber_vi): Likewise.
4391 (make_transitive_closure_constraints): Likewise.
4392 (handle_const_call): Adjust to do per-call call-used handling.
4393 (handle_pure_call): Likewise.
4394 (find_what_var_points_to): Remove general callused handling.
4395 (init_base_vars): Likewise.
4396 (init_alias_vars): Initialize call_stmt_vars.
4397 (compute_points_to_sets): Process call-used and call-clobbered
4398 vars for call statements.
4399 (delete_points_to_sets): Free call_stmt_vars.
4401 2010-04-13 Richard Guenther <rguenther@suse.de>
4403 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4404 Only add RW dependence for dependence distance zero.
4405 Adjust maximal vectorization factor according to dependences.
4406 Move alignment handling ...
4407 (vect_find_same_alignment_drs): ... here. New function.
4408 (vect_analyze_data_ref_dependences): Adjust.
4409 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
4410 (vect_analyze_data_refs): Adjust minimal vectorization factor
4411 according to data references.
4412 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
4413 dependences before determining the vectorization factor.
4414 Analyze alignment after determining the vectorization factor.
4415 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
4416 dependences before alignment.
4417 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
4419 (vect_analyze_data_refs): Likewise.
4420 (MAX_VECTORIZATION_FACTOR): New define.
4422 2010-04-13 Duncan Sands <baldrick@free.fr>
4424 * except.h (lang_eh_type_covers): Remove.
4425 * except.c (lang_eh_type_covers): Likewise.
4427 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4428 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4430 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
4431 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
4432 UNITS_PER_LONG where it is ABI relevant.
4433 (s390_return_addr_rtx): Likewise.
4434 (s390_back_chain_rtx): Likewise.
4435 (s390_frame_area): Likewise.
4436 (s390_frame_info): Likewise.
4437 (s390_initial_elimination_offset): Likewise.
4438 (save_gprs): Likewise.
4439 (s390_emit_prologue): Likewise.
4440 (s390_emit_epilogue): Likewise.
4441 (s390_function_arg_advance): Likewise.
4442 (s390_function_arg): Likewise.
4443 (s390_va_start): Likewise.
4444 (s390_gimplify_va_arg): Likewise.
4445 (s390_function_profiler): Likewise.
4446 (s390_optimize_prologue): Likewise.
4447 (s390_rtx_costs): Likewise.
4448 (s390_secondary_reload): Likewise.
4449 (s390_promote_function_mode): Likewise.
4450 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
4451 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
4452 registers available.
4453 (s390_unwind_word_mode): New function.
4454 (s390_function_value): Split 64 bit values into register pair if
4455 used as return value.
4456 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
4457 function call parameters. Handle parallels.
4458 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
4459 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
4460 (DWARF_CIE_DATA_ALIGNMENT): New macro.
4461 (s390_expand_setmem): Remove unused variable src_addr.
4462 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
4463 deal with 64 bit registers.
4464 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
4465 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
4466 (UNITS_PER_LONG): New macro.
4467 * libjava/include/s390-signal.h: Define extended ucontext
4468 structure containing the upper halfs of the 64 bit registers.
4470 2010-04-13 Simon Baldwin <simonb@google.com>
4472 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
4474 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
4476 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
4477 rvalue on the RHS if the LHS is of a non-renamable type.
4478 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
4480 2010-04-13 Matthias Klose <doko@ubuntu.com>
4482 * gcc.c (cc1_options): Handle -iplugindir before processing
4483 the cc1 spec. Only add -iplugindir once.
4484 (cpp_unique_options): Add -iplugindir option if -fplugin* options
4486 * common.opt (iplugindir): Remove `Separate' property, initialize.
4487 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
4489 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
4490 (distclean): Remove plugin dir.
4491 * doc/invoke.texi: Document -iplugindir.
4493 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
4495 * doc/plugins.texi (Loading Plugins): Document short
4496 -fplugin=foo option.
4497 (Plugin API): Mention default_plugin_dir_name function.
4499 * gcc.c (find_file_spec_function): Add new declaration.
4500 (static_spec_func): Use it for "find-file".
4501 (find_file_spec_function): Add new function.
4502 (cc1_options): Add -iplugindir option if -fplugin* options found.
4504 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
4506 * plugin.c (add_new_plugin): Updated comment, and handle short
4508 (default_plugin_dir_name): Added new function.
4510 * common.opt (iplugindir): New option to set the plugin directory.
4512 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
4514 * config/i386/i386.md (any_rotate): New code iterator.
4515 (rotate_insn): New code attribute.
4517 (SWIM124): New mode iterator.
4518 (<rotate_insn>ti3): New expander.
4519 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
4520 any_rotate code iterator.
4521 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
4522 using any_rotate code iterator and SWIM124 mode iterator.
4523 (ix86_rotlti3): New insn_and_split pattern.
4524 (ix86_rotrti3): Ditto.
4525 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
4526 ix86_rotl{di,ti}3 patterns.
4527 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
4528 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
4529 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
4530 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
4531 code iterator and SWI mode iterator.
4532 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
4533 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
4535 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
4536 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
4537 (bswap rotatert splitter): Add splitter.
4538 (bswap splitter): Macroize splitter using any_rotate code iterator.
4539 Add insn predicate to split only for TARGET_USE_XCHGB or when
4540 optimizing function for size.
4542 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4544 * config/pa/pa.c (emit_move_sequence): Remove use of
4545 deleted variable flag_argument_noalias.
4547 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4549 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
4551 Add to unsupported targets list.
4552 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
4553 sparc*-sun-solaris2.[567]* from target lists.
4554 * configure: Regenerate.
4555 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
4557 Remove Solaris 7 patch references.
4558 (Specific, sparc-sun-solaris2.7): Removed.
4559 (sparc-sun-solaris2*): Update Solaris 7 example.
4560 (sparc64-*-solaris2*): Likewise.
4562 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4564 * config.build (alpha*-dec-osf4*): Remove.
4565 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
4566 of obsolete configurations.
4567 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
4569 * config/alpha/t-osf4: Renamed to ...
4570 * config/alpha/t-osf5: ... this.
4571 * config/alpha/osf.h: Renamed to ...
4572 * config/alpha/osf5.h: ... this.
4573 Merged old osf5.h contents.
4575 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
4576 (EXTRA_SPECS): Removed.
4577 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
4578 reflect removal of Tru64 UNIX V4.0/V5.0 support.
4581 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4583 * doc/contrib.texi (Contributors, Rainer Orth): Update.
4585 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
4588 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
4589 __thiscall convention.
4591 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4593 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
4595 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
4597 2010-04-12 Steve Ellcey <sje@cup.hp.com>
4599 * function.c (assign_parms_initialize_all): Add unused attribute
4602 2010-04-12 Richard Guenther <rguenther@suse.de>
4604 * gsstruct.def (GSS_CALL): New.
4605 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
4606 * gimple.h: Include tree-ssa-alias.h.
4607 (struct gimple_statement_call): New.
4608 (union gimple_statement_struct_d): Add gimple_call member.
4609 (gimple_call_reset_alias_info): Declare.
4610 (gimple_call_use_set): New function.
4611 (gimple_call_clobber_set): Likewise.
4612 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
4613 * gimple.c (gimple_call_reset_alias_info): New function.
4614 (gimple_build_call_1): Call it.
4615 * lto-streamer-in.c (input_gimple_stmt): Likewise.
4616 * tree-inline.c (remap_gimple_stmt): Likewise.
4617 (expand_call_inline): Remove callused handling.
4618 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
4619 * tree-dfa.c (dump_variable): Likewise.
4620 * tree-parloops.c (parallelize_loops): Likewise.
4621 * tree-ssa.c (init_tree_ssa): Likewise.
4622 (delete_tree_ssa): Likewise.
4623 * tree-flow-inline.h (is_call_used): Remove.
4624 * tree-flow.h (struct gimple_df): Remove callused member.
4625 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
4626 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
4627 (ref_maybe_used_by_call_p_1): Simplify.
4628 (call_may_clobber_ref_p_1): Likewise.
4629 * tree-ssa-structalias.c (compute_points_to_sets): Set
4630 the call stmt used and clobbered sets.
4631 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
4632 (find_tail_calls): Verify the tail call.
4634 2010-04-12 Richard Guenther <rguenther@suse.de>
4636 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
4637 single-iteration always-inline inlining.
4638 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
4639 (cgraph_decide_inlining): Do not handle always-inline specially.
4640 (try_inline): Remove always-inline cycle detection special case.
4641 Do not recurse on always-inlines.
4642 (cgraph_early_inlining): Do not iterate if not optimizing.
4643 (cgraph_gate_early_inlining): remove.
4644 (pass_early_inline): Run unconditionally.
4645 (gate_cgraph_decide_inlining): New function.
4646 (pass_ipa_inline): Use it. Do not run the IPA inliner if
4647 not inlining or optimizing.
4648 (cgraph_decide_inlining_of_small_functions): Also consider
4649 always-inline functions.
4650 (cgraph_default_inline_p): Return true for nodes which should
4651 disregard inline limits.
4652 (estimate_function_body_sizes): Assume zero size and time for
4653 nodes which are marked as disregarding inline limits.
4654 (cgraph_decide_recursive_inlining): Do not perform recursive
4655 inlining on always-inline nodes.
4657 2010-04-12 Jakub Jelinek <jakub@redhat.com>
4660 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
4661 for exprs satisfying handled_component_p.
4663 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
4665 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
4666 non-constant aggregate elements.
4668 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
4669 is a real initialization.
4671 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
4674 * c-decl.c (start_function): Move forward check for nested function.
4676 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4678 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
4679 * config/sh/sh.c: Include reload.h.
4680 (sh_legitimize_reload_address): New.
4681 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
4682 sh_legitimize_reload_address.
4684 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4686 * config/sh/sh.md (*movqi_pop): New insn pattern.
4687 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
4689 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4691 * config/i386/i386.md (any_shiftrt): New code iterator.
4692 (shiftrt_insn): New code attribute.
4694 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
4695 using any_shiftrt code iterator.
4696 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
4697 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
4698 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
4699 pattern from corresponding peephole2 patterns.
4700 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
4701 using any_shiftrt code iterator.
4702 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
4703 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
4704 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
4705 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
4706 *{ashr,lshr}<mode>3_cmp_zext.
4707 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
4709 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4711 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
4713 (*lshr<mode>3_cconly): Ditto.
4715 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
4717 * config/i386/i386.md (lshr<mode>3): Macroize expander from
4718 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4719 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4720 pattern from *lshr{di,ti}3_1 and corresponding splitters using
4722 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4723 from corresponding peephole2 patterns.
4724 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
4725 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
4726 and *lshrdi3_1_rex64 using SWI mode iterator.
4727 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
4728 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
4729 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
4730 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
4731 and *lshrdi3_cmp_rex64 using SWI mode iterator.
4732 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
4733 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
4734 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
4735 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
4738 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
4740 * config/i386/i386.md (ashr<mode>3): Macroize expander from
4741 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
4742 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
4743 pattern from *ashr{di,ti}3_1 and corresponding splitters using
4745 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
4746 from corresponding peephole2 patterns.
4747 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
4748 (ashrsi3_cvt): Rename from ashrsi3_31.
4749 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
4750 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
4751 and x86_64_shift_adj_3 using SWI48 mode iterator.
4752 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
4753 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
4754 and *ashrdi3_1_rex64 using SWI mode iterator.
4755 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
4756 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
4757 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
4758 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
4759 and *ashrdi3_cmp_rex64 using SWI mode iterator.
4760 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
4761 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
4762 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
4763 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
4765 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
4766 * config/i386/i386.c (ix86_split_ashr): Update for renamed
4767 x86_shift<mode>_adj_3 expanders.
4769 2010-04-10 Wei Guozhi <carrot@google.com>
4772 * config/arm/arm.c (arm_pic_static_addr): New function.
4773 (legitimize_pic_address): Call arm_pic_static_addr when it detects
4775 (arm_output_addr_const_extra): Output expression for new pattern.
4776 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
4778 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
4780 * ira-costs.c (record_reg_classes): Ignore alternatives that are
4783 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
4784 * web.c: Include "insn-config.h" and "recog.h".
4785 (union_match_dups): New function.
4786 (web_main): Call it.
4787 (union_defs): Don't try to recognize match_dups.
4789 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
4790 if doing so would replace the entire pattern.
4792 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4796 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
4797 and splitter pattern. Change splitter operand 1 predicate to
4800 2010-04-09 Martin Jambor <mjambor@suse.cz>
4802 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
4803 lattices are addresses of CONST_DECLs with the same initial value.
4804 (ipcp_print_all_lattices): Print values of CONST_DECLs.
4805 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
4807 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
4808 Bernd Schmidt <bernds@codesourcery.com>
4810 * loop-invariant.c (replace_uses): New static function.
4811 (move_invariant_reg): Use it to ensure we can replace the uses.
4813 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
4815 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
4817 (picochip_override_options): Enable section anchors only above -O1.
4818 (picochip_reorg): Fixed a couple of build warnings.
4820 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4822 * configure.ac (plugin -rdynamic test): Log result.
4823 * configure: Regenerate.
4824 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
4825 (RDYNAMIC_SPEC): Define.
4826 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
4828 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4830 * configure.ac: Determine Sun ld version numbers.
4831 (comdat_group): Restrict GNU ld version checks to gld.
4832 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
4833 (enable_comdat): Support --enable-comdat.
4834 * configure: Regenerate.
4835 * doc/install.texi (Configuration): Document --enable-comdat.
4837 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4839 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
4840 * config/sol2-gld.h: ... here.
4841 * config.gcc (sparc*-*-solaris2*): Reflect this.
4842 (i[34567]86-*-solaris2*): Use it.
4844 2010-04-09 Steve Ellcey <sje@cup.hp.com>
4846 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
4848 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
4850 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4853 * diagnostic.c (diagnostic_initialize): Initialize
4854 some_warnings_are_errors.
4855 (diagnostic_finish): New.
4856 (diagnostic_action_after_output): Call it before exiting.
4857 (diagnostic_report_diagnostic): Do not print message here. Set
4858 some_warnings_are_errors.
4859 * diagnostic.h (diagnostic_context): Delete
4860 issue_warnings_are_errors_message. Add some_warnings_are_errors.
4861 (diagnostic_finish): Declare.
4862 * toplev.c (toplev_main): Call it before exit.
4864 2010-04-09 Jason Merrill <jason@redhat.com>
4867 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
4868 for incomplete type.
4871 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
4872 based on a warning flag.
4874 2010-04-09 Richard Guenther <rguenther@suse.de>
4876 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
4878 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
4881 * varasm.c (default_assemble_visibility): Wrap vars that are
4882 set, but unused, by targets without GAS.
4883 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
4884 Remove set, but unused, vars.
4885 (rs6000_legitimize_tls_address): Likewise.
4886 (altivec_expand_dst_builtin): Likewise.
4887 * config/darwin.c (machopic_classify_symbol): Likewise.
4888 (machopic_indirection_name): Likewise.
4890 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
4892 * config/i386/i386.md (DWI): New mode iterator.
4893 (S): New mode attribute.
4894 (shift_operand): Ditto.
4895 (shift_immediate_operand): Ditto.
4896 (ashl_input_operand): Ditto.
4897 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
4898 using SDWIM mode iterator.
4899 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
4900 pattern from *ashl{di,ti}3_1 and corresponding splitters using
4902 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
4903 from corresponding peephole2 patterns.
4904 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
4905 and x86_64_shift_adj_1 using SWI48 mode iterator.
4906 (x86_shift<mode>_adj_2): Ditto.
4907 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
4908 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
4909 using SWI48 mode iterator.
4910 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
4911 *ashldi3_cmp_rex64 using SWI mode iterator.
4912 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
4913 *ashldi3_cconly_rex64 using SWI mode iterator.
4914 * config/i386/i386.c (ix86_split_ashl): Update for renamed
4915 x86_shift<mode>_adj_{1,2}.
4916 (ix86_split_ashr): Ditto.
4917 (ix86_split_lshr): Ditto.
4919 2010-04-09 Richard Guenther <rguenther@suse.de>
4921 * target.h (builtin_conversion): Pass in input and output types.
4922 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
4923 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
4924 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
4925 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
4927 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
4929 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
4931 2010-04-09 Richard Guenther <rguenther@suse.de>
4934 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
4936 2010-04-09 Richard Guenther <rguenther@suse.de>
4938 * tree-vectorizer.h (struct _stmt_vec_info): Document
4939 that vectype is the type of the LHS.
4940 (supportable_widening_operation, supportable_narrowing_operation):
4941 Get both input and output vector types as arguments.
4942 (vect_is_simple_use_1): Declare.
4943 (get_same_sized_vectype): Likewise.
4944 * tree-vect-loop.c (vect_determine_vectorization_factor):
4945 Set STMT_VINFO_VECTYPE to the vector type of the def.
4946 (vectorizable_reduction): Adjust.
4947 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
4948 Adjust. Specify the output vector type.
4949 (vect_pattern_recog_1): Adjust.
4950 * tree-vect-stmts.c (get_same_sized_vectype): New function.
4951 (vectorizable_call): Adjust.
4952 (vectorizable_conversion): Likewise.
4953 (vectorizable_operation): Likewise.
4954 (vectorizable_type_demotion): Likewise.
4955 (vectorizable_type_promotion): Likewise.
4956 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
4958 (vect_is_simple_use_1): New function.
4959 (supportable_widening_operation): Get both input and output
4961 (supportable_narrowing_operation): Likewise.
4962 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
4964 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
4966 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
4967 __thiscall and _thiscall as predefined macros.
4968 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
4969 thiscall attribute handling.
4970 (ix86_comp_type_attributes): Likewise.
4971 (ix86_function_regparm): Likewise.
4972 (ix86_return_pops_args): Likewise.
4973 (init_cumulative_args): Likewise.
4974 (find_drap_reg): Likewise.
4975 (ix86_static_chain): Likewise.
4976 (x86_this_parameter): Likewise.
4977 (x86_output_mi_thunk): Likewise.
4978 (ix86_attribute_table): Add description for thiscall attribute.
4979 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
4980 * doc/extend.texi: Add documentation for thiscall.
4982 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
4985 * c.opt (Wint-to-pointer-cast): Available in C++.
4986 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
4988 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
4990 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
4991 * calls.c (expand_call): Pass the function type to aggregate_value_p.
4992 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
4993 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
4994 function type instead. Reorder and simplify checks.
4996 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
4998 2010-04-08 Jing Yu <jingyu@google.com>
4999 Zdenek Dvorak <ook@ucw.cz>
5001 PR tree-optimization/42720
5002 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
5003 loop unswitch conditions here from ...
5004 (tree_unswitch_single_loop): ... here.
5006 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5008 * tree-if-conv.c: Fix comments and simplify logic.
5010 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
5012 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
5013 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
5014 (main_tree_if_conversion): Update call to tree_if_conversion.
5016 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
5019 * doc/invoke.texi (-b,-V): Delete.
5020 * doc/tm.texi: Do not mention -b.
5021 * gcc.c (display_help): Delete -b and -V.
5022 (process_command): Delete -b and -V.
5023 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
5025 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
5026 Wolfgang Gellerich <gellerich@de.ibm.com>
5028 Implement target hook for loop unrolling
5029 * target.h (loop_unroll_adjust): Add a new target hook function.
5030 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
5031 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
5032 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
5033 (s390_loop_unroll_adjust): Implement the new target hook for s390.
5034 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
5036 (decide_unroll_stupid): Likewise.
5038 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5041 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
5043 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5045 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
5046 (Specific, *-*-solaris2*): Likewise.
5047 Don't prefer Sun as over GNU as.
5049 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
5051 * config/s390/s390.c (override_options): Adjust the z10 defaults
5052 for max-unroll-times, max-completely-peeled-insns
5053 and max-completely-peel-times.
5055 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5057 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
5058 instructions for z10.
5059 (s390_expand_setmem): Likewise.
5060 (s390_expand_cmpmem): Likewise.
5062 2010-04-08 Richard Guenther <rguenther@suse.de>
5064 PR tree-optimization/43679
5065 * tree-ssa-pre.c (eliminate): Only propagate copies.
5067 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5070 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
5071 set but not used variable warning.
5073 2010-04-08 Wei Guozhi <carrot@google.com>
5076 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
5077 (arm_size_rtx_costs): Call the new function when optimized for size.
5079 2010-04-08 Jakub Jelinek <jakub@redhat.com>
5082 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
5083 op0 is not a MEM, just return NULL instead of assertion
5085 (discover_nonconstant_array_refs): Don't walk debug stmts.
5087 2010-04-08 Doug Kwan <dougkwan@google.com>
5089 * configure.ac: Recognize gold and do not use its version number
5090 to test ld features.
5091 * configure: Regenerate.
5093 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
5096 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
5097 (negate_value): Move code to push elements to broken_up_substracts ...
5098 (eliminate_plus_minus_pair): ... here. Push operands that have no
5099 negative pair to plus_negates.
5100 (repropagate_negates, init_reassoc, fini_reassoc): Update.
5102 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5104 * doc/install.texi (Configuration): Move description of
5105 --enable-lto, --with-libelf*, --enable-gold from Java section to
5108 * doc/generic.texi (Working with declarations)
5109 (Function Properties, C and C++ Trees): Fix typos.
5110 * doc/sourcebuild.texi (Top Level): Likewise.
5112 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5115 * tree.h (DECL_READ_P): Define.
5116 (struct tree_decl_common): Add decl_read_flag.
5117 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
5118 a set but not used warning.
5119 (merge_decls): Merge DECL_READ_P flag.
5120 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
5121 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
5122 * c-common.c (handle_used_attribute, handle_unused_attribute):
5124 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
5126 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
5128 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
5129 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
5130 c_parser_binary_expression, c_parser_cast_expression,
5131 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
5132 Call default_function_array_read_conversion instead of
5133 default_function_array_conversion where needed.
5134 (c_parser_unary_expression, c_parser_conditional_expression,
5135 c_parser_postfix_expression_after_primary, c_parser_initelt):
5136 Likewise. Call mark_exp_read where needed.
5137 (c_parser_statement_after_labels, c_parser_asm_operands,
5138 c_parser_typeof_specifier, c_parser_sizeof_expression,
5139 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
5141 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
5143 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
5144 (warn_unused_but_set_parameter): Default to warn_unused
5146 * doc/invoke.texi: Document -Wunused-but-set-variable and
5147 -Wunused-but-set-parameter.
5149 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
5150 used count variable.
5151 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
5152 when operandN variables aren't used in the body of the expander
5154 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
5155 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
5156 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
5157 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
5158 FOR_EACH_IMM_USE_ON_STMT): Likewise.
5159 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
5160 * tree.c (PROCESS_ARG): Likewise.
5162 2010-04-07 Simon Baldwin <simonb@google.com>
5164 * diagnostic.h (diagnostic_override_option_index): New macro to
5165 set a diagnostic's option_index.
5166 * c-tree.h (c_cpp_error): Add warning reason argument.
5167 * opts.c (_warning_as_error_callback): New.
5168 (register_warning_as_error_callback): Store callback for
5169 warnings enabled via enable_warning_as_error.
5170 (enable_warning_as_error): Call callback, minor code tidy.
5171 * opts.h (register_warning_as_error_callback): Declare.
5172 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
5173 response to -Werror=.
5174 (c_common_init_options): Register warning_as_error_callback in opts.c.
5175 * common.opt: Add -Wno-cpp option.
5176 * c-common.c (struct reason_option_codes_t): Map cpp warning
5177 reason codes to gcc option indexes.
5178 * (c_option_controlling_cpp_error): New function, lookup the gcc
5179 option index for a cpp warning reason code.
5180 * (c_cpp_error): Add warning reason argument, call
5181 c_option_controlling_cpp_error for diagnostic_override_option_index.
5182 * doc/invoke.texi: Document -Wno-cpp.
5184 2010-04-07 Richard Guenther <rguenther@suse.de>
5186 * ipa-reference.c (mark_load): Use get_base_address.
5187 (mark_store): Likewise.
5189 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
5190 inserting GIMPLE_NOPs into the IL.
5191 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5192 Explicitly strip handled components and indirect references.
5194 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
5195 folding address expressions.
5196 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
5197 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
5198 operand_equal_p to compare decls.
5199 (ptr_deref_may_alias_decl_p): Likewise.
5200 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
5201 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
5202 Handle reversed comparison ops.
5203 * tree-sra.c (asm_visit_addr): Use get_base_address.
5204 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
5205 * ipa-reference.c (mark_address): Use get_base_address.
5207 2010-04-07 Richard Guenther <rguenther@suse.de>
5209 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
5210 Propagate constants everywhere.
5212 2010-04-07 Jakub Jelinek <jakub@redhat.com>
5215 * tree.c (MAX_INT_CACHED_PREC): Define.
5216 (nonstandard_integer_type_cache): New array.
5217 (build_nonstandard_integer_type): Cache results for precision
5218 <= MAX_INT_CACHED_PREC.
5220 2010-04-07 Richard Guenther <rguenther@suse.de>
5222 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
5223 -fargument-noalias-global, -fargument-noalias-anything): Remove.
5224 * common.opt: Likewise.
5225 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
5226 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
5227 (nonoverlapping_memrefs_p): Likewise.
5228 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
5229 * opts.c (common_handle_option): Handle OPT_fargument_alias,
5230 OPT_fargument_noalias, OPT_fargument_noalias_anything and
5231 OPT_fargument_noalias_global for backward compatibility.
5233 2010-04-07 Richard Guenther <rguenther@suse.de>
5235 PR tree-optimization/43270
5236 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
5237 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
5238 * tree-ssa-pre.c (phi_translate_1): Adjust.
5239 (fully_constant_expression): Split out vn_reference handling to ...
5240 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
5241 Fold reads from constant strings.
5242 (vn_reference_lookup): Handle fully constant references.
5243 (vn_reference_lookup_pieces): Likewise.
5244 * Makefile.in (expmed.o-warn): Add -Wno-error.
5246 2010-04-07 Martin Jambor <mjambor@suse.cz>
5248 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
5250 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
5253 * gcc.c: Add -static-libstdc++ to list of recognized options.
5255 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5257 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
5259 2010-04-07 Richard Guenther <rguenther@suse.de>
5262 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
5263 bases build simple mem attributes to retain points-to information.
5265 2010-04-07 Richard Guenther <rguenther@suse.de>
5268 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
5269 preserve points-to related information.
5271 2010-04-07 Richard Guenther <rguenther@suse.de>
5274 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
5275 discard plain indirect references.
5276 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
5277 * tree.c (tree_nop_conversion): Likewise.
5279 2010-04-07 Dodji Seketeli <dodji@redhat.com>
5282 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
5284 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
5286 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
5287 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
5289 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5291 * tree-if-conv.c: Fix indentation and comments.
5293 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5295 * tree-if-conv.c: Sort static functions in topological order.
5297 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
5299 * tree-if-conv.c: Fix indentation and comments.
5301 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5304 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
5305 lang_hooks.types.type_for_size instead of
5306 build_nonstandard_integer_type.
5307 When converting an unsigned type to signed, double its precision.
5308 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
5309 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
5310 (graphite_create_new_loop_guard): When ub + 1 wraps around,
5313 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5316 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
5317 POINTER_PLUS_EXPR for pointer types.
5319 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5322 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
5323 * graphite-clast-to-gimple.c: Include langhooks.h.
5324 (max_signed_precision_type): New.
5325 (max_precision_type): Takes two types as arguments.
5326 (precision_for_value): New.
5327 (precision_for_interval): New.
5328 (gcc_type_for_interval): New.
5329 (gcc_type_for_value): New.
5330 (gcc_type_for_clast_term): New.
5331 (gcc_type_for_clast_red): New.
5332 (gcc_type_for_clast_bin): New.
5333 (gcc_type_for_clast_expr): Split up into several functions.
5334 (gcc_type_for_clast_eq): Rewritten.
5335 (compute_bounds_for_level): New.
5336 (compute_type_for_level_1): New.
5337 (compute_type_for_level): New.
5338 (gcc_type_for_cloog_iv): Removed.
5339 (gcc_type_for_iv_of_clast_loop): Rewritten.
5340 (graphite_create_new_loop): Compute the lower and upper bound types
5341 with gcc_type_for_clast_expr.
5342 (graphite_create_new_loop_guard): Same.
5343 (find_cloog_iv_in_expr): Removed.
5344 (compute_cloog_iv_types_1): Removed.
5345 (compute_cloog_iv_types): Removed.
5346 (gloog): Do not call compute_cloog_iv_types.
5347 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
5349 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
5350 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
5351 (GBB_CLOOG_IV_TYPES): Removed.
5353 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5355 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
5356 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
5357 (detect_commutative_reduction): Same.
5359 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5361 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
5362 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
5364 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
5365 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
5366 (rewrite_commutative_reductions_out_of_ssa): Same.
5367 * passes.c (execute_function_todo): Call verify_ssa for every pass
5368 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
5369 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
5370 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
5371 with an extra argument.
5372 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
5373 verify_ssa only when the extra argument is true.
5374 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
5375 with an extra argument.
5376 (tree_transform_and_unroll_loop): Same.
5378 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
5380 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
5381 for all the passes of the LNO having LOOP_CLOSED_SSA.
5382 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
5383 * tree-loop-distribution.c (pass_loop_distribution): Same.
5384 * tree-pass.h (TODO_verify_loops): Removed.
5385 * tree-ssa-loop.c (pass_tree_loop_init): Same.
5387 (pass_tree_unswitch): Same.
5388 (pass_predcom): Same.
5389 (pass_vectorize): Same.
5390 (pass_linear_transform): Same.
5391 (pass_graphite_transforms): Same.
5392 (pass_iv_canon): Same.
5393 (pass_complete_unroll): Same.
5394 (pass_complete_unrolli): Same.
5395 (pass_parallelize_loops): Same.
5396 (pass_loop_prefetch): Same.
5397 (pass_iv_optimize): Same.
5399 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
5402 * passes.c (init_optimization_passes): Move pass_lim before
5403 pass_copy_prop and pass_dce_loop.
5405 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5408 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
5409 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
5410 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
5411 MULTI_* defines for 4 argument vpermil2p* builtins.
5413 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5415 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
5416 * config/i386/i386.c (x86_maybe_negate_const_int): New.
5417 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
5418 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
5419 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
5420 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
5421 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
5422 Use x86_maybe_negate_const_int to output insn mnemonic.
5423 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
5424 check from instruction predicate. Update comments.
5425 * config/i386/sync.md (sync_add<mode>): Use
5426 x86_maybe_negate_const_int to output insn mnemonic.
5428 2010-04-06 Jan Hubicka <jh@suse.cz>
5430 PR tree-optimization/42906
5431 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
5432 IGNORE_SELF argument. Set visited_control_parents for fully
5434 (find_obviously_necessary_stmts): Update call of
5435 mark_control_dependent_edges_necessary.
5436 (propagate_necessity): Likewise. Handle PHI edges more curefully.
5438 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
5440 * config/i386/i386.md: Remove comment about 'e' and 'E'
5443 2010-04-06 Richard Guenther <rguenther@suse.de>
5445 PR tree-optimization/43627
5446 * tree-vrp.c (extract_range_from_unary_expr): Widenings
5447 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
5450 2010-04-06 Jakub Jelinek <jakub@redhat.com>
5452 * BASE-VER: Change to 4.6.0.
5455 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
5458 2010-04-06 Richard Guenther <rguenther@suse.de>
5461 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
5463 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5465 * doc/invoke.texi (Optimize Options): Document that LTO
5466 won't remove object access purely due to incompatible
5469 2010-04-04 Matthias Klose <doko@ubuntu.com>
5471 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
5472 Initialize variable.
5474 2010-04-03 Richard Guenther <rguenther@suse.de>
5477 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
5478 require a non-NULL MEM_OFFSET.
5480 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
5482 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
5483 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
5484 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
5485 config/alpha/predicates.md, config/arm/arm.md,
5486 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
5487 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
5488 config/darwin9.h, config/darwin.c, config/darwin.h,
5489 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
5490 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
5491 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
5492 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
5493 config/mips/mips.md, config/mn10300/mn10300.c,
5494 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
5495 config/rs6000/aix.h, config/rs6000/dfp.md,
5496 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
5497 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
5498 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
5499 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
5500 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
5501 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
5502 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
5503 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
5504 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
5505 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
5506 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
5507 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
5508 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
5509 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
5510 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
5511 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
5512 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
5513 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
5514 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
5515 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
5516 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
5517 opt-functions.awk, opth-gen.awk, params.def, passes.c,
5518 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
5519 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
5520 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
5521 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
5522 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
5523 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
5524 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
5525 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
5526 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
5527 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
5528 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
5529 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
5530 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
5531 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
5533 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5536 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
5537 * aclocal.m4: Regenerate.
5539 2010-04-02 Richard Guenther <rguenther@suse.de>
5541 PR tree-optimization/43629
5542 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
5543 if we have seen a constant value.
5545 2010-04-02 Joseph Myers <joseph@codesourcery.com>
5547 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
5549 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
5552 * arm.c (legitimize_tls_address): Adjust call to
5553 gen_tls_load_dot_plus_four.
5554 (arm_note_pic_base): New function.
5555 (arm_cannot_copy_insn_p): Use it.
5556 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
5559 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5564 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5566 * Makefile.in ($(out_object_file)): Depend on
5567 gt-$(basename $(notdir $(out_file))).h.
5569 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
5571 * config.gcc (lm32-*-rtems*): Add t-lm32.
5573 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
5575 * config.gcc: Add lm32-*-rtems*.
5576 * config/lm32/rtems.h: New file.
5578 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
5581 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
5583 2010-04-01 Jakub Jelinek <jakub@redhat.com>
5585 * dwarf2out.c (output_compilation_unit_header): For
5586 -gdwarf-4 use version 4 instead of version 3.
5587 (output_line_info): For version 4 and above emit additional
5588 maximum ops per insn header field.
5589 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
5591 * dwarf2out.c (is_c_family, is_java): Remove.
5592 (lower_bound_default): New function.
5593 (add_bound_info, gen_descr_array_type_die): Use it.
5595 2010-04-01 Dodji Seketeli <dodji@redhat.com>
5598 * dwarf2out.c (gen_variable_die): Allow debug info for variable
5599 re-declaration when it happens in a function.
5601 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
5603 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
5604 (cgraph_remove_function_insertion_hook): Same.
5605 (cgraph_call_function_insertion_hooks): Same.
5607 2010-04-01 Richard Guenther <rguenther@suse.de>
5610 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
5611 and TREE_THIS_VOLATILE.
5612 (copy_ref_info): Likewise.
5613 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
5614 * tree.c (build6_stat): Ignore side-effects of all but arg5
5615 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
5618 2010-04-01 Richard Guenther <rguenther@suse.de>
5620 PR tree-optimization/43607
5621 * ipa-type-escape.c (check_call): Do not access non-existing
5624 2010-04-01 Richard Guenther <rguenther@suse.de>
5628 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5629 Jack Howarth <howarth@bromo.med.uc.edu>
5631 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5634 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5636 * doc/install.texi (Prerequisites): Document libelf usability on
5637 IRIX 5/6 and Solaris 2.
5638 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
5639 Update GNU as, GNU ld requirements.
5640 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
5641 Document Sun Studio compiler download.
5642 Update and simplify as, ld recommendations.
5643 (Specific, *-*-solaris2.7): Note obsoletion, removal.
5645 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5647 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
5648 with_tune_32 to pentium4.
5650 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
5652 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
5654 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5656 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
5657 obsoletion, removal.
5659 Document GNU as requirement.
5660 Update configure requirements.
5661 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
5662 Recomment IRIX 6.5.18+.
5663 Document IDF/IDL requirement.
5664 Document GNU as requirement.
5665 Document GNU ld bootstrap failure.
5666 Remove freeware.sgi.com reference.
5668 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5670 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
5671 UNIX V4.0, V5.0 obsoletion, removal.
5672 Remove --with-gc=simple reference.
5673 Update VM requirements during bootstrap.
5674 Remove -oldas bootstrap description.
5675 Update binutils reference.
5676 Remove comparison failure note.
5678 2010-03-31 Richard Guenther <rguenther@suse.de>
5679 Zdenek Dvorak <ook@ucw.cz>
5680 Sebastian Pop <sebastian.pop@amd.com>
5683 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
5684 with multiple arguments.
5685 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
5687 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5689 * graphite-dependences.c (print_pddr): Call print_pdr with an
5691 * graphite-poly.c (debug_pdr): Add an extra argument for the
5694 (print_pbb_domain): Same.
5696 (print_scop_context): Same.
5698 (print_cloog): Same.
5699 (debug_pbb_domain): Same.
5703 (debug_scop_context): Same.
5705 (debug_cloog): Same.
5706 (print_scop_params): Same.
5707 (debug_scop_params): Same.
5708 (print_iteration_domain): Same.
5709 (print_iteration_domains): Same.
5710 (debug_iteration_domain): Same.
5711 (debug_iteration_domains): Same.
5712 (print_scattering_function): Same.
5713 (print_scattering_functions): Same.
5714 (debug_scattering_function): Same.
5715 (debug_scattering_functions): Same.
5716 * graphite-poly.h (debug_pdr): Update declaration.
5718 (print_pbb_domain): Same.
5720 (print_scop_context): Same.
5722 (print_cloog): Same.
5723 (debug_pbb_domain): Same.
5727 (debug_scop_context): Same.
5729 (debug_cloog): Same.
5730 (print_scop_params): Same.
5731 (debug_scop_params): Same.
5732 (print_iteration_domain): Same.
5733 (print_iteration_domains): Same.
5734 (debug_iteration_domain): Same.
5735 (debug_iteration_domains): Same.
5736 (print_scattering_function): Same.
5737 (print_scattering_functions): Same.
5738 (debug_scattering_function): Same.
5739 (debug_scattering_functions): Same.
5741 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5743 * graphite-poly.c (print_scattering_function_1): New.
5744 (print_scattering_function): Call it.
5745 (print_scop_params): Remove spaces at the end of lines.
5748 * graphite-poly.h (print_cloog): Declared.
5749 (debug_cloog): Declared.
5751 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5753 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
5755 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
5756 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
5757 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
5758 to switch between adding the IV bump in loop->latch or in loop->header.
5760 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
5762 * graphite-poly.c (print_scattering_function): Pretty print following
5765 (print_pbb_domain): Same.
5766 (dump_gbb_cases): Same.
5767 (dump_gbb_conditions): Same.
5770 (print_scop_params): Same.
5771 (print_scop_context): Same.
5773 (print_pbb_body): New.
5774 (lst_indent_to): New.
5775 (print_lst): Start new lines with a #.
5776 * graphite-poly.h (pbb_bb): New.
5777 (pbb_index): Use pbb_bb.
5778 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
5780 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
5782 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5784 * dwarf2out.c (size_of_die): For -gdwarf-4 use
5785 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
5786 and 0 instead of 1 for dw_val_class_flag.
5787 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
5788 dw_val_class_range_list, dw_val_class_loc_list,
5789 dw_val_class_lineptr and dw_val_class_macptr, use
5790 DW_FORM_flag_present for dw_val_class_flag and
5791 DW_FORM_exprloc for dw_val_class_loc.
5792 (output_die): For -gdwarf-4 print dw_val_class_loc
5793 size as uleb128 instead of 1 or 2 bytes and don't print
5794 anything for dw_val_class_flag.
5796 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
5797 instead of cselib_lookup following by tweaking locs->setting_insn.
5800 * cselib.c (cselib_process_insn): Clear cselib_current_insn
5801 even before returning from label, setjmp call or volatile asm
5804 2010-03-31 Richard Guenther <rguenther@suse.de>
5807 * cgraphunit.c (cgraph_output_in_order): Do not allocate
5808 temporary data on stack.
5810 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5812 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
5813 (PUSHSECTION_ASM_OP): Remove.
5814 (POPSECTION_ASM_OP): Remove.
5815 (PUSHSECTION_FORMAT): Remove.
5816 * config/sol2.h (PUSHSECTION_FORMAT): Define.
5817 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
5818 * config/sol2.c (solaris_output_init_fini): Use it.
5820 2010-03-31 Jie Zhang <jie@codesourcery.com>
5823 * opt-functions.awk (var_type_struct): Use signed char type
5824 for simple variables.
5826 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5828 * config/sol2.c: Include output.h.
5829 (solaris_assemble_visibility): New function.
5830 * config/t-sol2 (sol2.o): Add output.h dependency.
5831 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
5832 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
5835 2010-03-31 Jakub Jelinek <jakub@redhat.com>
5838 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
5839 V2SImode or XFmode on PRE_DEC.
5842 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
5845 2010-03-31 Jie Zhang <jie@codesourcery.com>
5848 * reload.h (caller_save_initialized_p): Declare.
5849 * toplev.c (backend_init_target): Don't call
5850 init_caller_save but set caller_save_initialized_p to false.
5851 * caller-save.c (caller_save_initialized_p): Define.
5852 (init_caller_save): Check caller_save_initialized_p.
5853 * ira.c (ira): Call init_caller_save if flag_caller_saves.
5855 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5858 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
5859 and soft-fp/t-softfp to tmake_file.
5860 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
5861 (LIBGCC2_TF_CEXT): Define.
5864 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
5867 * cselib.c (n_useless_values): Document handling of debug locs.
5868 (n_useless_debug_values, n_debug_values): New variables.
5869 (new_elt_loc_list): Don't add to debug values, keep count.
5870 (promote_debug_loc): New.
5871 (cselib_reset_table): Zero new variables.
5872 (entry_and_rtx_equal_p): Promote debug locs.
5873 (discard_useless_locs): Increment n_useless_debug_values for
5875 (remove_useless_values): Adjust n_useless_values and n_debug_values
5876 with n_useless_debug_values.
5877 (add_mem_for_addr): Promote debug locs.
5878 (cselib_lookup_mem): Likewise.
5879 (cselib_lookup_addr): Renamed to...
5880 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
5881 (cselib_log_lookup): ... this. Turn into...
5882 (cselib_lookup_addr): ... new wrapper.
5883 (cselib_lookup_from_insn): New.
5884 (cselib_invalidate_regno): Increment n_useless_debug_values for
5886 (cselib_invalidate_mem): Likewise.
5887 (cselib_process_insn): Take n_deleted and n_debug_values into
5888 account to guard remove_useless_value call.
5889 (cselib_finish): Zero n_useless_debug_values.
5890 * cselib.h (cselib_lookup_from_insn): Declare.
5891 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
5892 (sched_analyze_2): Likewise.
5894 2010-03-30 Jakub Jelinek <jakub@redhat.com>
5896 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
5898 (adjust_mems): Replace narrowing SUBREG of expression containing
5899 just PLUS, MINUS, MULT and ASHIFT of registers and constants
5900 with operations in the narrower mode.
5903 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
5904 regs_invalidated_by_call instead all call_used_reg_set registers.
5906 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
5909 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
5910 pointer comparisons with types_compatible_p.
5911 * tree-vect-stmts.c (vectorizable_call): Same.
5912 (vectorizable_condition): Same.
5914 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5916 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
5917 stack check if the mask would be zero.
5919 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
5920 Jack Howarth <howarth@bromo.med.uc.edu>
5922 * tree-profile.c (tree_init_ic_make_global_vars): Make static
5925 2010-03-30 Joseph Myers <joseph@codesourcery.com>
5928 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
5930 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
5931 Include ___unordxf2 and ___unordtf2.
5932 * config/i386/libgcc-glibc.ver: Do not define inheritance from
5935 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
5937 * config/lm32/t-lm32: New file.
5938 * config.gcc: Use the above file when targetting lm32.
5940 2010-03-28 Duncan Sands <baldrick@free.fr>
5942 * Makefile.in (PLUGIN_HEADERS): Add except.h.
5944 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5947 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
5948 Improve vectorization cost model diagnostic.
5950 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
5953 * tree-vect-data-refs.c (vect_analyze_data_refs): When
5954 compute_data_dependences_for_loop returns false, early exit
5955 and output an extra diagnostic for the failed data reference
5958 2010-03-29 Richard Guenther <rguenther@suse.de>
5960 PR tree-optimization/43560
5961 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
5962 (can_sm_ref_p): Treat stores to readonly locations as trapping.
5964 2010-03-29 Jie Zhang <jie@codesourcery.com>
5967 * toplev.c (process_options): Set optimization_default_node
5968 and optimization_current_node.
5969 * opts.c (decode_options): Don't set optimization_default_node
5970 and optimization_current_node.
5972 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
5974 * config/rtems.h: Abandon -qrtems_debug.
5976 2010-03-28 Jan Hubicka <jh@suse.cz>
5978 PR tree-optimization/43505
5979 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
5980 map should not be copied.
5982 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5985 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
5986 cdtors, set DECL_PRESERVE_P.
5987 * ipa.c (cgraph_externally_visible_p): Return true if declaration
5990 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
5992 PR tree-optimization/43528
5993 * stor-layout.c (place_field): Check that constant fits into
5994 unsigned HWI when skipping calculation of MS bitfield layout.
5996 2010-03-27 Jan Hubicka <jh@suse.cz>
5999 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
6000 notice_global_symbol work.
6002 2010-03-27 Jakub Jelinek <jakub@redhat.com>
6004 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
6005 instead of dwarf2out_decl.
6006 (struct var_loc_node): Remove section_label field.
6007 (dwarf2out_function_decl): New function.
6008 (dwarf2out_var_location): Don't set section_label field.
6009 (dwarf2out_begin_function): Don't empty decl_loc_table here.
6011 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6013 PR tree-optimization/43544
6014 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6015 First argument for builtin vectorized function hook is now a
6016 tree to be able to distinguish between machine specific and
6018 * targhooks.c (default_builtin_vectorized_function): Ditto.
6019 * targhooks.h (default_builtin_vectorized_function): Ditto.
6020 * target.h (struct gcc_target): Ditto.
6021 * tree-vect-stmts.c (vectorizable_function): Ditto.
6022 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
6023 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6026 2010-03-26 Joseph Myers <joseph@codesourcery.com>
6029 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
6030 nested binding iff it is a FUNCTION_DECL.
6031 (store_parm_decls_newstyle): Pass nested=true to bind for
6032 FUNCTION_DECLs amongst parameters.
6034 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6036 * var-tracking.c (vt_expand_loc_callback): Don't run
6037 cselib_expand_value_rtx_cb in dummy mode if
6038 cselib_dummy_expand_value_rtx_cb returned false.
6040 * var-tracking.c (emit_note_insn_var_location): For one part
6041 notes with offset 0, don't add EXPR_LIST around the location.
6042 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
6043 add_location_or_const_value_attribute): Adjust for that change.
6046 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
6047 into first operand and location into second.
6048 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
6049 dw_cfi_oprnd_loc for DW_CFA_expression.
6050 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
6051 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
6052 assume first argument is regnum and second argument is location.
6054 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6057 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
6058 of scratch register to DImode. Split to DImode comparison operator.
6059 Use SImode subreg of scratch register in the multiplication.
6060 (*cmp_sadd_sidi): Ditto.
6061 (*cmp_ssub_si): Ditto.
6062 (*cmp_ssub_sidi): Ditto.
6064 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
6067 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
6068 Remove invalid assert and wrong comment.
6070 2010-03-26 Jakub Jelinek <jakub@redhat.com>
6073 * flags.h (final_insns_dump_p): New extern.
6074 * final.c (final_insns_dump_p): New variable.
6075 (rest_of_clean_state): Set it before -fdump-final-insns=
6076 dumping, clear afterwards.
6077 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
6078 MEM_ALIAS_SET on MEMs.
6080 2010-03-26 David S. Miller <davem@davemloft.net>
6082 * configure.ac: Fix sparc GOTDATA_OP bug check.
6083 * configure: Rebuild.
6085 2010-03-26 Alan Modra <amodra@gmail.com>
6087 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
6089 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6091 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
6092 TLS_SECTION_ASM_FLAG.
6094 2010-03-25 Jakub Jelinek <jakub@redhat.com>
6097 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
6098 Clear first_function_block_is_cold.
6101 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
6102 argument if the argument is truth_value_p.
6104 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
6106 * config/rs6000/constraints.md: Update copyright year for my changes.
6109 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
6110 used in reg+reg addressing, swap registers.
6112 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6115 * target.h (struct gcc_target): Add code_end hook.
6116 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
6118 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
6119 * toplev.c (compile_file): Call targetm.asm_out.code_end
6120 hook before unwind info/debug info output.
6121 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
6122 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
6123 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6124 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
6125 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
6126 * config/i386/i386.c (ix86_file_end): Renamed to...
6127 (ix86_code_end): ... this. Make static. Don't call
6128 file_end_indicate_exec_stack. Emit unwind info using
6129 final_start_function/final_end_function.
6130 (darwin_x86_file_end): Remove.
6131 (TARGET_ASM_CODE_END): Define.
6132 * config/i386/i386.h (TARGET_ASM_FILE_END,
6133 NEED_INDICATE_EXEC_STACK): Don't define.
6134 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
6135 (TARGET_ASM_FILE_END): Define to darwin_file_end.
6136 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
6137 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
6140 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
6141 at the beginning and final_end_function at the end.
6142 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
6144 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6146 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
6147 and Sun as TLS syntax.
6148 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
6149 * configure: Regenerate.
6150 * config.in: Regenerate.
6151 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
6152 (default_elf_asm_named_section): Use it.
6153 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
6154 (i386_output_dwarf_dtprel): Likewise.
6155 (output_addr_const_extra): Likewise.
6156 (output_pic_addr_const): Lowercase @GOTTPOFF.
6157 (output_addr_const_extra): Likewise.
6158 (output_pic_addr_const): Lowercase @GOTNTPOFF.
6159 (output_addr_const_extra): Likewise.
6160 (output_pic_addr_const): Lowercase @INDNTPOFF.
6161 (output_addr_const_extra): Likewise.
6162 (output_pic_addr_const): Lowercase @NTPOFF.
6163 (output_addr_const_extra): Likewise.
6164 (output_pic_addr_const): Lowercase @TPOFF.
6165 (output_addr_const_extra): Likewise.
6166 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
6167 (*tls_global_dynamic_64): Likewise.
6168 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
6169 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
6171 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
6172 (ASM_OUTPUT_TLS_COMMON): Use it.
6173 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
6176 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
6177 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
6178 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
6179 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
6180 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6181 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
6183 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6185 * config/i386/i386.c (override_options): Don't accept
6186 -mtls-dialect=sun any longer.
6187 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
6188 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
6189 (*tls_local_dynamic_base_32_sun): Likewise.
6190 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
6192 2010-03-24 Jakub Jelinek <jakub@redhat.com>
6195 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6196 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
6199 * ira.c (adjust_cleared_regs): New function.
6200 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
6204 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
6206 * expr.c (expand_expr_real): Restore previous
6207 curr_insn_source_location and curr_insn_block after
6208 expand_expr_real_1 call.
6209 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
6210 instead of expand_expr_real_1.
6212 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
6214 PR rtl-optimization/43413
6215 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
6218 2010-03-22 James E. Wilson <wilson@codesourcery.com>
6221 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
6222 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
6224 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
6226 * config/i386/i386.c (ix86_target_string): Add -mfma.
6227 Fix a typo in comment.
6229 2010-03-22 Mike Stump <mikestump@comcast.net>
6232 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
6233 Don't overly align based upon packed packed fields.
6235 2010-03-22 Jason Merrill <jason@redhat.com>
6237 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
6238 Use () rather than [], and move before the element type.
6240 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6242 * doc/configfiles.texi (Configuration Files): Removed
6243 fixinc/Makefile*, intl/Makefile.*.
6244 * doc/makefile.texi: Fixed markup. Abstract from version
6245 control system used.
6246 (Makefile): Removed obsolete gcc/java/parse.y example.
6247 * doc/sourcebuild.texi: Likewise.
6248 (Top Level): Added config, gnattools, libdecnumber, libgcc,
6249 libgomp, libssp. Removed fastjar.
6250 (Miscellaneous Docs): Clarify location.
6251 Added COPYING3, COPYING3.LIB.
6252 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
6254 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6257 * config/i386/i386.c (x86_function_profiler)
6258 [!NO_PROFILE_COUNTERS]: Fix typo.
6259 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
6262 2010-03-22 Janis Johnson <janis187@us.ibm.com>
6263 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6265 * doc/sourcebuild.texi (Test Directives): Split into six
6266 subsections, with most of the current text in new subsections
6267 Directives, Selectors, and Final Actions.
6268 (Directives): Split list of test directives into multiple
6270 (Selectors): Describe use and syntax of selectors.
6271 (Effective-Target Keywords): Describe all existing keywords.
6272 (Add Options): Describe features for dg-add-options.
6273 (Require Support): Describe variants of dg-require-support.
6274 (Final Actions): Describe commands to use in dg-final.
6276 2010-03-22 Michael Matz <matz@suse.de>
6279 * recog.c (validate_replace_rtx_group): Replace also in
6280 REG_EQUAL and REG_EQUIV notes.
6282 2010-03-22 Richard Guenther <rguenther@suse.de>
6284 PR tree-optimization/43390
6285 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
6286 sure vector extracts are type correct.
6288 2010-03-22 Richard Guenther <rguenther@suse.de>
6291 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
6292 x * sqrt (x) even when optimizing for size if the target
6293 has native support for sqrt.
6295 2010-03-22 Jakub Jelinek <jakub@redhat.com>
6297 * varasm.c (make_decl_rtl_for_debug): Also clear
6298 flag_mudflap for the duration of make_decl_rtl call.
6301 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
6302 locs from preserved VALUEs.
6304 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6307 * pa.md (movmemsi): Set align to one if zero.
6308 (movmemdi): Likewise.
6310 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
6313 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
6314 with their corresponding prologue pushes.
6316 2010-03-20 Andrew Pinski <pinskia@gmail.com>
6319 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
6320 at the begining or end.
6321 (spu_expand_epilogue): Likewise.
6323 2010-03-20 Richard Guenther <rguenther@suse.de>
6325 PR rtl-optimization/43438
6326 * combine.c (make_extraction): Properly zero-/sign-extend an
6327 extraction of the low part of a CONST_INT. Also handle
6330 2010-03-19 Mike Stump <mikestump@comcast.net>
6332 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
6333 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
6334 (override_options): Use SUBTARGET32_DEFAULT_CPU.
6336 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
6339 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
6342 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
6344 PR rtl-optimization/42258
6345 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
6346 use that may match DEF.
6349 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
6350 the cost of loading the constant rather than assuming
6352 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
6353 outer code is AND, do the same tests as the andsi3 expander and
6354 return COSTS_N_INSNS (1) if and is cheap.
6356 * optabs.c (avoid_expensive_constant): Fix formatting.
6358 2010-03-19 Michael Matz <matz@suse.de>
6361 * attribs.c (decl_attributes): When rebuilding a function pointer
6362 type use the same qualifiers as the original pointer type.
6364 2010-03-19 Martin Jambor <mjambor@suse.cz>
6366 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
6367 and is_gimple_ip_invariant_address.
6369 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6372 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6374 * config/arm/arm.c (arm_override_options): Turn off
6375 flag_dwarf2_cfi_asm for AAPCS variants.
6377 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6380 * config/arm/arm.c (emit_multi_reg_push): Update comments.
6381 Use PRE_MODIFY instead of PRE_DEC.
6382 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
6383 (vfp_emit_fstmd): Likewise.
6385 2010-03-19 Michael Matz <matz@suse.de>
6388 * builtins.c (expand_builtin_interclass_mathfn,
6389 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
6392 2010-03-19 Richard Guenther <rguenther@suse.de>
6394 PR tree-optimization/43415
6395 * tree-ssa-pre.c (phi_translate): Split out worker to ...
6396 (phi_translate_1): ... this.
6397 (phi_translate): Move all caching here. Cache all NARY
6398 and REFERENCE translations.
6400 2010-03-19 David S. Miller <davem@davemloft.net>
6402 With help from Eric Botcazou.
6403 * config/sparc/sparc.c: Include dwarf2out.h.
6404 (emit_pic_helper): Delete.
6405 (pic_helper_symbol_name): Delete.
6406 (pic_helper_emitted_p): Delete.
6407 (pic_helper_needed): New.
6408 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
6409 (get_pc_thunk_name): New.
6410 (load_pic_register): Remove 'delay_pic_helper' arg. Use
6411 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
6412 Set pic_helper_needed to true. Don't call emit_pic_helper.
6413 (sparc_expand_prologue): Update load_pic_register call.
6414 (sparc_output_mi_thunk): Likewise.
6415 (sparc_file_end): Emit a hidden comdat symbol for the PIC
6416 thunk if possible. Output CFI information as needed.
6418 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6419 Jack Howarth <howarth@bromo.med.uc.edu>
6422 * config/i386/i386.h: Fix ABI on darwin x86-32.
6424 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
6426 * tree.h: Declare make_decl_rtl_for_debug.
6427 * varasm.c (make_decl_rtl_for_debug): New.
6428 * dwarf2out.c (rtl_for_decl_location): Call it.
6429 * cfgexpand.c (expand_debug_expr): Call it.
6431 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6434 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
6438 * var-tracking.c (vt_init_cfa_base): Do nothing if
6439 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
6441 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
6444 * var-tracking.c (canonicalize_vars_star): New.
6445 (dataflow_post_merge_adjust): Use it.
6447 2010-03-18 Jakub Jelinek <jakub@redhat.com>
6450 * var-tracking.c (non_suitable_const): New function.
6451 (add_uses): For DEBUG_INSNs with constants, don't record any
6452 value, instead just the constant value itself.
6453 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
6454 is not VAR_LOC_UNKNOWN_P, set var to the constant.
6455 (emit_notes_in_bb): Likewise.
6456 (emit_note_insn_var_location): For onepart variables if
6457 cur_loc is a VOIDmode constant, use DECL_MODE.
6459 2010-03-18 Martin Jambor <mjambor@suse.cz>
6462 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
6463 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
6464 all non-clones. Moved call redirection...
6465 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
6466 (cgraph_materialize_all_clones): Dispose of all
6467 combined_args_to_skip bitmaps.
6468 (verify_cgraph_node): Do not check for edges pointing to wrong
6469 nodes in inline clones.
6470 * tree-inline.c (copy_bb): Call
6471 cgraph_redirect_edge_call_stmt_to_callee.
6472 * ipa.c (cgraph_remove_unreachable_nodes): Call
6473 cgraph_node_remove_callees even when there are used clones.
6475 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6477 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
6479 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
6482 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
6485 2010-03-18 Michael Matz <matz@suse.de>
6488 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
6489 into sqrt(x) if we need to preserve signed zeros.
6491 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
6492 Eric Botcazou <ebotcazou@adacore.com>
6494 PR rtl-optimization/43360
6495 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
6496 note if we don't know its invariant status.
6498 2010-03-18 Michael Matz <matz@suse.de>
6500 PR tree-optimization/43402
6501 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
6502 PHI chains of ssa names registered for update.
6504 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
6507 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
6508 non-offsettable and pre_modify update addressing.
6509 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
6510 and "2" alternatives "#".
6511 (*movdd_softfloat32): Make all alternatives "#";
6512 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
6513 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
6514 (*movdf_softfloat32): Make all alternatives "#";
6515 (movdi): Use the new DIFD mode iterator to create a common splitter
6516 for movdi, movdf and movdd patterns.
6518 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
6520 * common.opt (dumpdir): Remove redundant tab.
6522 2010-03-17 Martin Jambor <mjambor@suse.cz>
6524 PR tree-optimization/43347
6525 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
6526 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
6528 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
6530 PR rtl-optimization/42216
6531 * regrename.c (create_new_chain): New function, broken out from...
6532 (scan_rtx_reg): ... here. Call it. Handle the case where we are
6533 appending a use to an empty chain.
6534 (build_def_use): Remove previous changes that convert OP_INOUT to
6535 OP_OUT operands; instead detect the case where an OP_INOUT operand
6536 uses a previously untracked register and create an empty chain for it.
6538 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6540 * doc/extend.texi (Function Attributes): Rewrite unfinished
6541 sentence in ms_abi documentation.
6543 2010-03-17 Alan Modra <amodra@gmail.com>
6545 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
6546 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
6547 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
6548 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
6550 2010-03-16 Richard Henderson <rth@redhat.com>
6553 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
6554 (lower_try_finally): Save and restore eh_seq around the expansion
6557 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6559 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
6560 statements before splitting block.
6562 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6564 * doc/sourcebuild.texi (Testsuites): Fix markup.
6565 Use pathnames relative to gcc/testsuite.
6566 (Test Directives): Move description of how timeout is determined.
6567 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
6568 (C Tests): Correct gcc.misc-tests directory.
6569 Framework tests now live in gcc.test-framework.
6571 2010-03-16 Richard Guenther <rguenther@suse.de>
6574 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
6575 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
6577 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
6578 Alexandre Oliva <aoliva@redhat.com>
6580 PR tree-optimization/42917
6581 * lambda-code.c (remove_iv): Skip debug statements.
6582 (lambda_loopnest_to_gcc_loopnest): Likewise.
6583 (not_interesting_stmt): Debug statements are not interesting.
6585 2010-03-16 Jakub Jelinek <jakub@redhat.com>
6589 * cselib.c (cselib_preserve_constants,
6590 cfa_base_preserved_val): New static variables.
6591 (preserve_only_constants): New function.
6592 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
6593 clear its REG_VALUES. If cselib_preserve_constants, don't
6594 empty the whole hash table, but preserve there VALUEs with constants,
6595 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
6596 (cselib_preserve_cfa_base_value): New function.
6597 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
6598 (cselib_init): Change argument to int bitfield. Set
6599 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
6601 (cselib_finish): Clear cselib_preserve_constants and
6602 cfa_base_preserved_val.
6603 * cselib.h (enum cselib_record_what): New enum.
6604 (cselib_init): Change argument to int.
6605 (cselib_preserve_cfa_base_value): New prototype.
6606 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
6607 * dse.c (dse_step1): Likewise.
6608 * cfgcleanup.c (thread_jump): Likewise.
6609 * sched-deps.c (sched_analyze): Likewise.
6610 * gcse.c (local_cprop_pass): Likewise.
6611 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
6612 If FN is non-NULL, call the callback always and whenever it returns
6613 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
6614 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
6615 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
6616 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
6617 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
6618 * var-tracking.c: Include recog.h.
6619 (bb_stack_adjust_offset): Remove.
6620 (vt_stack_adjustments): Don't call it, instead just gather the
6621 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
6622 (adjust_stack_reference): Remove.
6623 (compute_cfa_pointer): New function.
6624 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
6625 (struct adjust_mem_data): New type.
6626 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
6628 (get_address_mode): New function.
6629 (replace_expr_with_values): Use it.
6630 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
6631 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
6632 (adjust_sets): Remove.
6633 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
6634 Use get_address_mode.
6635 (get_adjusted_src): Remove.
6636 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
6637 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
6638 (add_with_sets): Don't call adjust_sets.
6639 (fp_setter, vt_init_cfa_base): New functions.
6640 (vt_initialize): Change return type to bool. Move most of pool etc.
6641 initialization to the beginning of the function from end. Pass
6642 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
6643 If !frame_pointer_needed, call vt_stack_adjustment before mos
6644 vector is filled, call vt_init_cfa_base if argp/framep has been
6645 eliminated to sp. If frame_pointer_needed and argp/framep has
6646 been eliminated to hard frame pointer, set
6647 hard_frame_pointer_adjustment and call vt_init_cfa_base after
6648 encountering fp setter in the prologue. For MO_ADJUST, call
6649 log_op_type before pusing the op into mos vector, not afterwards.
6650 Call adjust_insn before cselib_process_insn/add_with_sets,
6651 call cancel_changes (0) afterwards.
6652 (variable_tracking_main_1): Adjust for vt_initialize calling
6653 vt_stack_adjustments and returning whether it succeeded or not.
6655 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
6657 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
6660 2010-03-15 Jakub Jelinek <jakub@redhat.com>
6662 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
6664 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
6665 drap_reg has not been set.
6667 2010-03-15 Michael Matz <matz@suse.de>
6670 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
6671 use it to expand block copies.
6672 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6673 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
6674 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
6676 2010-03-15 Richard Guenther <rguenther@suse.de>
6678 PR tree-optimization/43367
6679 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
6682 2010-03-15 Richard Guenther <rguenther@suse.de>
6684 PR tree-optimization/43317
6685 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
6687 2010-03-15 Martin Jambor <mjambor@suse.cz>
6689 PR tree-optimization/43141
6690 * tree-sra.c (create_abstract_origin): New function.
6691 (modify_function): Call create_abstract_origin.
6693 2010-03-15 Chris Demetriou <cgd@google.com>
6695 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
6698 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6701 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
6702 call insert_out_of_ssa_copy for default definitions.
6704 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6706 * graphite-clast-to-gimple.c (my_long_long): Defined.
6707 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
6708 * graphite-sese-to-poly.c (my_long_long): Defined.
6709 (scop_ivs_can_be_represented): Use it.
6711 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6713 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
6714 graphite-max-bbs-per-function, and loop-block-tile-size.
6715 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
6717 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
6719 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6721 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
6722 forward declaration.
6723 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
6724 (add_upper_bounds_from_estimated_nit): New.
6725 (build_loop_iteration_domains): Use it.
6727 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6729 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
6731 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6734 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
6735 should be an INTEGER_CST. Also handle CASE_CONVERT.
6737 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6739 * graphite.c (graphite_initialize): To bound the number of bbs per
6740 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
6741 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
6742 * doc/invoke.texi: Document it.
6744 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6746 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
6747 * graphite-sese-to-poly.h (build_poly_scop): Same.
6749 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
6751 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
6752 the number of parameters in the scop. Use as an upper bound
6753 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
6754 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
6755 * doc/invoke.texi: Document it.
6757 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
6759 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
6760 * doc/c-tree.texi: Remove.
6761 * doc/generic.texi: Merge c-tree.texi here.
6762 * doc/gccint.texi (Trees): Remove menu entry.
6763 (c-tree.texi): Remove @include.
6764 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
6765 * doc/languages.texi (Reading RTL): Ditto.
6767 2010-03-12 Steve Ellcey <sje@cup.hp.com>
6770 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
6772 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6775 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
6776 code added to work around reload clobbering CONST insns.
6778 2010-03-12 Jakub Jelinek <jakub@redhat.com>
6780 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
6781 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
6782 (cselib_preserve_only_values): Remove retain argument, don't
6783 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
6784 * cselib.h (cselib_preserve_only_values): Remove retain argument.
6785 * var-tracking.c (micro_operation): Move insn field before union.
6786 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
6787 (struct variable_tracking_info_def): Remove n_mos field, change
6788 mos into a vector of micro_operations.
6789 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
6790 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
6791 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
6792 changing into a vector.
6793 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
6794 come before all other uops generated by add_stores.
6795 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
6797 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
6798 a vector. Run just one pass over the bbs instead of separate counting
6799 and computation phase.
6800 (vt_finalize): Free VTI (bb)->mos vector instead of array.
6803 * tree-inline.c (remap_decls): Put old_var rather than origin_var
6804 into *nonlocalized_list vector.
6805 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
6806 even if origin is non-NULL.
6807 (gen_variable_die): Likewise.
6808 (process_scope_var): Don't change origin.
6809 (gen_decl_die): Likewise.
6810 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
6811 before adding new edges instead of after it, fix moving over
6814 2010-03-11 David S. Miller <davem@davemloft.net>
6816 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
6818 * configure: Rebuild.
6820 2010-03-11 Martin Jambor <mjambor@suse.cz>
6822 PR tree-optimization/43257
6823 * tree.c (assign_assembler_name_if_neeeded): New function.
6824 (free_lang_data_in_cgraph): Assembler name assignment moved to the
6826 * tree.h (assign_assembler_name_if_neeeded): Declare.
6827 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
6828 the function if needed.
6830 2010-03-11 Chris Demetriou <cgd@google.com>
6832 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
6833 include/stdint-gcc.h, and include/stdint.h world-readable.
6835 2010-03-11 Richard Guenther <rguenther@suse.de>
6837 PR tree-optimization/43255
6838 * tree-vrp.c (process_assert_insertions_for): Do not insert
6839 asserts for trivial conditions.
6841 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6843 PR tree-optimization/43280
6844 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
6845 generation. Move calculation of size out of the if branch.
6846 (find_bswap): Modify compare number generation.
6848 2010-03-11 Richard Guenther <rguenther@suse.de>
6851 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
6852 (input_gimple_stmt): Fixup handled component types during
6853 operand read. Also fix up decls in ADDR_EXPRs.
6855 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
6857 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
6858 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
6860 2010-03-10 Jan Hubicka <jh@suse.cz>
6863 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
6864 * varasm.c (get_variable_section): Don't do that here...
6865 (make_decl_rtl): ... and here.
6866 (do_assemble_alias): Produce decl RTL.
6867 (assemble_alias): Likewise.
6869 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6872 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
6873 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
6875 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
6876 (based_loc_descr): Only express drap or vdrap regno based expressions
6877 using DW_OP_fbreg when not optimizing.
6878 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
6879 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
6880 REG_CFA_SET_VDRAP note.
6882 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
6884 PR tree-optimization/43236
6885 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
6886 error in calculation of base address in reverse iteration case.
6887 (generate_builtin): Take number of latch executions if the statement
6890 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
6893 * tree-eh.c: Include pointer-set.h.
6894 (lower_eh_dispatch): Filter out duplicate case labels and
6895 remove the unneeded edge when the label is unused. Return
6896 true when some edges are removed.
6897 (execute_lower_eh_dispatch): When any lowering resulted in
6898 removing an edge, also delete unreachable blocks.
6900 2010-03-10 Jakub Jelinek <jakub@redhat.com>
6903 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
6904 UNSPEC_MACHOPIC_OFFSET.
6906 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
6909 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6910 (m68k_delegitimize_address): New function.
6912 2010-03-09 Jakub Jelinek <jakub@redhat.com>
6915 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
6918 * var-tracking.c (adjust_sets): New function.
6919 (count_with_sets, add_with_sets): Use it.
6920 (get_adjusted_src): New inline function.
6921 (add_stores): Use it.
6924 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
6925 call cselib_dummy_expand_value_rtx_cb instead of
6926 cselib_expand_value_rtx_cb.
6929 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
6930 * config/i386/i386.c: Include debug.h and dwarf2out.h.
6931 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
6932 and .cfi_endproc around the pic thunks.
6933 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
6934 all queued unwind info register saves are saved before the call.
6935 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
6936 considered as sp-=4 for unwind info and the pop as sp+=4 which
6937 also clobbers dest, but doesn't actually restore it.
6940 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
6941 RTX_FRAME_RELATED_P.
6943 2010-03-09 Jie Zhang <jie@codesourcery.com>
6945 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
6946 whitespaces in output template.
6948 2010-03-09 Jie Zhang <jie@codesourcery.com>
6950 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
6953 2010-03-08 Jakub Jelinek <jakub@redhat.com>
6955 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
6956 builtins.exp in a separate job.
6958 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6960 * graphite-sese-to-poly.c (add_param_constraints): Use
6961 lower_bound_in_type and upper_bound_in_type.
6963 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6965 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
6966 instead of unsigned_type_node.
6968 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6969 Reza Yazdani <reza.yazdani@amd.com>
6972 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
6973 on pointer type parameters.
6975 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6979 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
6980 handle conversions from pointer to integers.
6981 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
6982 induction variable, to be able to work with code generated by CLooG.
6983 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
6984 (build_poly_scop): Bail out if we cannot codegen a loop.
6986 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
6988 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
6989 code generation with gloog_error.
6991 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
6993 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
6994 Call fold_convert on all the returned values.
6995 (expand_scalar_variables_expr): Pass to
6996 expand_scalar_variables_ssa_name the type of the resulting expression.
6998 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7000 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
7001 ppl_min_for_le_pointset.
7002 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
7003 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
7005 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7007 * graphite-dependences.c (map_into_dep_poly): Removed.
7008 (dependence_polyhedron_1): Use combine_context_id_scat.
7010 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7012 * graphite-poly.h (struct poly_scattering): Add layout documentation.
7013 (struct poly_bb): Same.
7014 (combine_context_id_scat): New.
7016 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7019 * sese.c (name_defined_in_loop_p): Return false for default
7022 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7024 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
7025 and clean up the logic.
7027 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
7029 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
7032 2010-03-08 Jakub Jelinek <jakub@redhat.com>
7034 * var-tracking.c (remove_cselib_value_chains): Define only for
7036 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
7037 delete_slot_part, emit_notes_for_differences_1): Don't call
7038 remove_cselib_value_chains here.
7039 (set_slot_part, emit_notes_for_differences_2): Don't call
7040 add_cselib_value_chains here.
7041 (preserved_values): New vector.
7042 (preserve_value): New function.
7043 (add_uses, add_stores, vt_add_function_parameters): Use it
7044 instead of cselib_preserve_value.
7045 (changed_values_stack): New vector.
7046 (check_changed_vars_0): New function.
7047 (check_changed_vars_1, check_changed_vars_2): Use it.
7048 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
7049 changed_values_stack VALUEs.
7050 (vt_emit_notes): For all preserved_values call
7051 add_cselib_value_chains. If ENABLE_CHECKING call
7052 remove_cselib_value_chains before verifying value_chains is empty.
7053 Initialize and free changed_values_stack.
7054 (vt_initialize): Initialize preserved_values.
7055 (vt_finalize): Free preserved_values.
7057 2010-03-08 Richard Guenther <rguenther@suse.de>
7059 PR tree-optimization/43269
7060 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
7063 2010-03-08 Martin Jambor <mjambor@suse.cz>
7065 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
7066 (ipa_is_param_called): Removed.
7067 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
7068 (ipa_print_node_params): Do not print the called flag.
7069 (ipa_write_node_info): Do not stream the called flag.
7070 (ipa_read_node_info): Likewise.
7072 2010-03-07 Jakub Jelinek <jakub@redhat.com>
7075 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
7076 * cselib.c (struct expand_value_data): Add dummy field.
7077 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
7079 (cselib_dummy_expand_value_rtx_cb): New function.
7080 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
7082 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
7083 * var-tracking.c: Include pointer-set.h.
7084 (variable): Change n_var_parts to char from int. Add
7085 cur_loc_changed and in_changed_variables fields.
7086 (variable_canonicalize): Remove.
7087 (shared_var_p): New inline function.
7088 (unshare_variable): Maintain cur_loc_changed and
7089 in_changed_variables fields. If var was in changed_variables,
7090 replace it there with new_var. Just copy cur_loc instead of
7091 resetting it to something else.
7092 (variable_union): Don't recompute cur_loc. Use shared_var_p.
7093 (dataflow_set_union): Don't call variable_canonicalize.
7094 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
7095 of their DEBUG_EXPR_TREE_DECLs.
7096 (canonicalize_loc_order_check): Verify that cur_loc is NULL
7097 and in_changed_variables and cur_loc_changed is false.
7098 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
7099 and cur_loc_changed. Don't update cur_loc here.
7100 (variable_merge_over_src): Don't call variable_canonicalize.
7101 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
7102 removing loc that is equal to cur_loc, clear cur_loc,
7103 set cur_loc_changed and ensure variable_was_changed is called.
7104 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
7105 compare pointers in cur_loc check, if it is equal to loc,
7106 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
7107 (variable_different_p): Remove compare_current_location argument,
7108 don't compare cur_loc.
7109 (dataflow_set_different_1): Adjust variable_different_p caller.
7110 (variable_was_changed): If dv had some var in changed_variables
7111 already, reset in_changed_variables flag for it and propagate
7112 cur_loc_changed over to the new variable. On empty var
7113 always set cur_loc_changed. Set in_changed_variables on whatever
7114 var is added to changed_variables.
7115 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
7116 Use shared_var_p. When removing loc that is equal to cur_loc,
7117 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
7118 end, don't set it to something else, just call variable_was_changed.
7119 (delete_slot_part): Use shared_var_p. When cur_loc equals to
7120 loc being removed, clear cur_loc and set cur_loc_changed.
7121 Set cur_loc_changed if all locations have been removed.
7122 (struct expand_loc_callback_data): New type.
7123 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
7124 allocated. Always create SUBREGs if simplify_subreg failed.
7125 Prefer to use cur_loc, when that fails and still in
7126 changed_variables (and seen first time) recompute it. Set
7127 cur_loc_changed of variables which had to change cur_loc and
7128 compute elcd->cur_loc_changed if any of the subexpressions used
7129 had to change cur_loc.
7130 (vt_expand_loc): Adjust to pass arguments in
7131 expand_loc_callback_data structure.
7132 (vt_expand_loc_dummy): New function.
7133 (emitted_notes): New variable.
7134 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
7135 that weren't used for any other decl in current
7136 emit_notes_for_changes call call vt_expand_loc_dummy to update
7137 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
7138 first loc_chain location if NULL before. Always use just
7139 cur_loc instead of first loc_chain location. When cur_loc_changed
7140 is false, when not --enable-checking=rtl just don't emit any note.
7141 When rtl checking, compute the note and assert it is the same
7142 as previous note. Clear cur_loc_changed and in_changed_variables
7143 at the end before removing from changed_variables.
7144 (check_changed_vars_3): New function.
7145 (emit_notes_for_changes): Traverse changed_vars to call
7146 check_changed_vars_3 on each changed var.
7147 (emit_notes_for_differences_1): Clear cur_loc_changed and
7148 in_changed_variables. Recompute cur_loc of new_var.
7149 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
7150 (vt_emit_notes): Initialize and destroy emitted_notes.
7152 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
7154 PR rtl-optimization/42220
7155 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
7156 Use verify_reg_tracked to determine if we should use OP_OUT rather
7158 (build_def_use): If we see an in-out operand for a register that we
7159 know nothing about, treat is an output if possible, fail the block if
7162 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7165 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
7168 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7171 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
7172 uses of relevant DEFs that are dead outside the loop too.
7174 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
7176 * var-tracking.c (dataflow_set_merge): Swap src and src2.
7178 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7180 * var-tracking.c (values_to_unmark): New variable.
7181 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7182 values_to_unmark vector. Moved body to...
7183 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7184 instead queue it into values_to_unmark vector.
7185 (vt_find_locations): Free values_to_unmark vector.
7187 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
7189 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
7190 (site.exp): Export them when plugins are enabled.
7192 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
7195 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
7197 (chrec_fold_multiply): Same.
7199 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
7202 * c-decl.c (build_compound_literal): Return early if init is
7205 2010-03-04 Martin Jambor <mjambor@suse.cz>
7207 PR tree-optimization/43164
7208 PR tree-optimization/43191
7209 * tree-sra.c (type_consists_of_records_p): Reject records with
7210 zero-size bit-fields at the end.
7212 2010-03-04 Mike Stump <mikestump@comcast.net>
7214 * Makefile.in (TAGS): Remove *.y.
7216 2010-03-04 Richard Guenther <rguenther@suse.de>
7218 PR tree-optimization/40761
7219 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
7221 (my_rev_post_order_compute): New function.
7222 (init_pre): Call it.
7224 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
7227 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
7228 decrease the cost of an IV candidate when the cost is infinite.
7230 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7232 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
7233 Use '3DNow!' for the extension of that name, ensure normal space
7235 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
7237 2010-03-03 Jeff Law <law@redhat.com>
7239 * PR middle-end/32693
7240 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
7241 than gen_rtx_SUBREG.
7242 (extract_bit_field_1): Likewise.
7244 2010-03-03 Janis Johnson <janis187@us.ibm.com>
7246 * doc/sourcebuild.texi (Test directives): Document that arguments
7247 include-opts and exclude-opts are now optional for dg-skip-if,
7248 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
7250 2010-03-03 Jason Merrill <jason@redhat.com>
7253 * cgraph.h (varpool_node): Add extra_name field.
7254 * varpool.c (varpool_extra_name_alias): New.
7255 (varpool_assemble_decl): Emit extra name aliases.
7256 (varpool_mark_needed_node): Look past an extra name alias.
7257 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
7258 * lto-streamer-in.c (lto_input_tree): Read it.
7259 * lto-streamer-out.c (output_unreferenced_globals): Write it.
7261 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
7263 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
7264 (sparc*-*-solaris2*): ...this.
7266 2010-03-03 Jakub Jelinek <jakub@redhat.com>
7269 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
7270 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
7271 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
7272 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
7275 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
7276 fallthrough to default handling, just with want_address 0 instead of 2.
7277 For single element lists, add_AT_loc directly, otherwise create an
7278 artificial variable DIE and stick location list to it.
7281 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
7282 (VAL_EXPR_HAS_REVERSE): Define.
7283 (reverse_op): New function.
7284 (add_stores): For reversible operations add an extra MO_VAL_USE.
7286 2010-03-02 Jason Merrill <jason@redhat.com>
7288 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
7290 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
7292 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
7293 (sparc64-*-linux*): Likewise.
7294 (sparc64-*-solaris2*): Include assembler files before linker ones.
7295 (sparc-*-solaris2*): Simplify and reorder to match previous case.
7296 * config/sparc/gas.h: Delete.
7297 * config/sparc/sol2-64.h: Add copyright notice.
7298 * config/sparc/sol2-gas-bi.h: Likewise.
7299 * config/sparc/sol2-gld.h: Likewise.
7300 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
7301 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
7302 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
7303 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
7304 (sparc_elf_asm_named_section): Rename into...
7305 (sparc_solaris_elf_asm_named_section): ...this. Always define.
7307 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
7309 * config/alpha/alpha.c (override_options): Fix -mtune error message.
7311 2010-03-02 Jeff Law <law@redhat.com>
7314 * reload1.c (rtx_p, substitute_stack): Declare.
7315 (substitute): Record addresses of changed rtxs.
7316 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
7317 Restore the original rtx when complete.
7318 (reload): Free subsitute_stack when complete.
7320 2010-03-02 Janis Johnson <janis187@us.ibm.com>
7322 * doc/gccint.texi (menu): Add Testsuites as a chapter.
7323 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
7325 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
7326 LTO Testing, gcov Testing, profopt Testing, compat Testing,
7327 Torture Tests): Change from subsection to section.
7329 2010-03-02 Jakub Jelinek <jakub@redhat.com>
7330 Steven Bosscher <steven@gcc.gnu.org>
7332 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
7335 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
7338 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
7339 the assignment from the new induction variable to the assignment
7340 of the value from the original loop PHI function.
7342 2010-03-01 Janis Johnson <janis187@us.ibm.com>
7343 Daniel Jacobowitz <dan@codesourcery.com>
7345 * doc/sourcebuild.texi (Test directives): Clarify options to
7348 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7350 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
7351 Disable cfi directives unless GCC and gas agree on using read-only
7352 .eh_frame sections for 64-bit.
7353 * configure: Regenerate.
7355 2010-03-01 Richard Guenther <rguenther@suse.de>
7357 PR tree-optimization/43220
7358 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
7359 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
7361 2010-03-01 Richard Guenther <rguenther@suse.de>
7362 Martin Jambor <mjambor@suse.cz>
7365 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
7366 gimplified parameters.
7368 2010-03-01 Christian Bruel <christian.bruel@st.com>
7370 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
7372 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
7374 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
7376 2010-03-01 Richard Guenther <rguenther@suse.de>
7379 * expr.c (expand_assignment): Use the alias-oracle to tell
7380 if the rhs aliases the result decl.
7382 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7385 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
7386 to sol_gt_pch_get_address.
7387 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
7388 64-bit, SPARC and x86.
7389 (sol_gt_pch_get_address): New function.
7391 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
7393 * toplev.h (inform_n, error_n): Declare.
7394 * diagnostic.c (inform_n, error_n): New function.
7396 2010-03-01 Jakub Jelinek <jakub@redhat.com>
7398 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
7399 has no rtl yet when processing local_decls, queue it and recheck
7400 if deferred stack allocation hasn't assigned it rtl.
7402 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
7404 * config/sh/sh.c (unspec_bbr_uid): New.
7405 (gen_block_redirect): Use it instead of INSN_UID.
7406 (gen_far_branch): Likewise.
7408 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
7410 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
7411 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
7413 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7415 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
7416 (Warning Options): -Wno-conversion-null is valid for
7417 Objective-C++ as well.
7418 * doc/tm.texi (Named Address Spaces): Likewise.
7419 * doc/plugins.texi (Plugins): Replace TABs with spaces.
7420 * doc/tree-ssa.texi (Tree SSA): Likewise.
7422 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7425 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
7426 by default. Don't set the default arch for
7427 i[34567]86-*-darwin*|x86_64-*-darwin*.
7429 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7432 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
7433 default. Set the default 32bit/64bit archs with $with_arch
7434 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
7436 2010-02-27 Richard Guenther <rguenther@suse.de>
7438 PR tree-optimization/43186
7439 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
7440 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
7441 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
7442 unroller iterations.
7444 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
7446 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
7447 required and i[34567]86-*-* targets don't support 64bit ISA.
7449 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
7452 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
7455 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7457 * config.gcc: Set the default arch at least to Prescott for
7458 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
7459 if SSE math is enabled.
7461 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7463 * diagnostic.c (diagnostic_initialize): Update.
7464 (diagnostic_report_diagnostic): Test inhibit_notes_p for
7466 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
7467 (diagnostic_inhibit_notes): New.
7468 * toplev.c (process_options): inhibit notes with -fcompare-debug.
7470 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7473 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
7474 * doc/standards.texi: Likewise.
7475 * doc/extend.texi: Likewise.
7476 * doc/trouble.texi: Likewise.
7477 * doc/cppopts.texi: Likewise.
7478 * doc/install.texi: Likewise.
7479 * c.opt (std=c90,std=gnu90): New options.
7480 * c-opts.c (c_common_handle_option): Handle them.
7482 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
7485 * c-decl.c (undeclared_variable): Use an informative note.
7487 2010-02-26 Richard Guenther <rguenther@suse.de>
7489 PR tree-optimization/43186
7490 * gimple.h (gimple_fold): Remove.
7491 * gimple.c (gimple_fold): Remove. Inline into single user ...
7492 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
7493 Try harder for conditions.
7495 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7498 * function.c (used_types_insert): Don't skip through named pointer
7499 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
7500 and it is different from the main variant's type.
7502 2010-02-26 Nick Clifton <nickc@redhat.com>
7504 * config/rx/rx.md (sminsi3): Remove bogus alternative.
7506 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
7508 * config.gcc: Support --with-fpmath=sse for x86.
7510 * config/i386/ssemath.h: New.
7512 * doc/install.texi (--with-fpmath=sse): Documented.
7514 2010-02-26 Richard Guenther <rguenther@suse.de>
7516 PR tree-optimization/43188
7517 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
7518 vector types of over-aligned element type.
7520 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
7523 * config/i386/i386.c (expand_vec_perm_blend): Use correct
7524 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
7526 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
7528 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
7530 2010-02-26 Jakub Jelinek <jakub@redhat.com>
7532 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
7533 * var-tracking.c: Include diagnostic.h.
7534 (debug_dv): New function.
7535 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
7538 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
7539 (add_value_chain, add_value_chains, remove_value_chain,
7540 remove_value_chains): Handle DEBUG_EXPRs.
7541 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
7544 * regcprop.c (struct queued_debug_insn_change): New type.
7545 (struct value_data_entry): Add debug_insn_changes field.
7546 (struct value_data): Add n_debug_insn_changes field.
7547 (debug_insn_changes_pool): New variable.
7548 (free_debug_insn_changes, apply_debug_insn_changes,
7549 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
7550 (kill_value_one_regno): Call free_debug_insn_changes if needed.
7551 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
7553 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
7555 (copyprop_hardreg_forward_1): Don't call apply_change_group for
7556 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
7557 changes, call cprop_find_used_regs via note_stores.
7558 (copyprop_hardreg_forward): When copying vd from predecessor
7559 which has any queued DEBUG_INSN changes, make sure the pointers are
7560 cleared. At the end call df_analyze and then if there are any
7561 DEBUG_INSN changes queued at the end of some basic block for still
7562 live registers, apply them.
7563 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
7565 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
7567 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
7570 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
7572 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
7573 targets. Set the default with_cpu/with_arch from arch/cpu.
7574 Allow x86-64 and native for with_cpu/with_arch.
7576 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
7578 * ebitmap.c: Change calls to verify_popcount with calls to
7579 sbitmap_verify_popcount.
7580 (ebitmap_clear_bit): Fixed map->cacheindex test and
7581 map>cache update when bit clearing results in an empty
7584 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
7587 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
7588 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
7589 and support both V2DF and V2DI modes.
7590 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
7591 support both V2DF and V2DI modes.
7592 (general): Delete trailing whitespace from a few patterns.
7594 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7595 V2DF/V2DI interleave high/low builtins.
7597 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
7600 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
7601 interleave high/low functions.
7603 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
7605 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
7606 #pragma extern_prefix.
7608 2010-02-25 Jakub Jelinek <jakub@redhat.com>
7611 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
7612 BLKmode, assert op0 is a MEM and just adjust its mode.
7615 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
7616 if bitpos isn't multiple of mode's bitsize.
7618 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7620 * c.opt (-ftemplate-depth=): New.
7621 (-ftemplate-depth-): Deprecate.
7622 * optc-gen.awk: Handle -ftemplate-depth=.
7623 * opth-gen.awk: Likewise.
7624 * c-opts.c (c_common_handle_option): Likewise.
7625 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
7627 2010-02-24 Jason Merrill <jason@redhat.com>
7629 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
7631 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7633 * cfg.c (alloc_aux_for_block): Remove inline.
7634 (alloc_aux_for_edge): Likewise.
7636 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7638 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
7640 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7642 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
7643 * config/i386/sol2-gas.h: New file.
7644 * config.gcc (i[34567]86-*-solaris2*): Use it.
7646 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
7649 * c-typeck.c (ep_convert_and_check): New.
7650 (build_conditional_expr): Use it.
7651 (build_binary_op): Likewise.
7653 2010-02-24 Jakub Jelinek <jakub@redhat.com>
7655 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
7658 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
7659 bounds even for -O+.
7660 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
7661 expr needs to have DECL_NAME set.
7663 2010-02-24 Nick Clifton <nickc@redhat.com>
7665 * config/mep/mep.c: Include gimple.h.
7666 (mep_function_uses_sp): Delete unused function.
7667 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
7668 parameters. Use unsigned integers to count args. Return a
7669 NULL_RTX instead of an error_mark_node. Toidy up formatting.
7671 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7674 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
7675 greater or equal to nelt instead of 2 * nelt.
7676 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
7679 2010-02-23 Jason Merrill <jason@redhat.com>
7682 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
7683 in cfun->local_decls even if they have register types.
7686 * stor-layout.c (place_field): Don't warn about unnecessary
7687 DECL_PACKED if the type is packed.
7689 2010-02-23 Jakub Jelinek <jakub@redhat.com>
7692 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
7693 GOTOFF relocs, even when the base reg isn't pic pointer.
7695 2010-02-23 Michael Matz <matz@suse.de>
7698 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
7699 (expand_gimple_basic_block): Generate and use debug temps if there
7700 are debug uses left after the last real use of TERed ssa names.
7701 Unlink debug immediate uses when they are expanded.
7703 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
7706 * config/i386/i386.c (override_options): Reorganise to provide
7707 better error messages.
7709 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7712 * graphite-scop-detection.c (create_single_exit_edge): Move
7713 the call to find_single_exit_edge to....
7714 (create_sese_edges): ...here. Don't handle multiple edges
7715 exiting the function.
7716 (build_graphite_scops): Don't handle multiple edges
7717 exiting the function.
7719 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7722 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
7723 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
7725 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
7728 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
7730 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
7733 * c-typeck.c (convert_arguments): Print declaration location.
7734 * c-common.c (validate_nargs): Rename as
7735 builtin_function_validate_nargs.
7736 (check_builtin_function_arguments): Update.
7738 2010-02-22 Richard Guenther <rguenther@suse.de>
7741 * tree-inline.c (declare_return_variable): Use the type of
7742 the call stmt lhs if available.
7744 2010-02-22 Duncan Sands <baldrick@free.fr>
7746 * passes.c (register_pass): Always consider all pass lists when
7747 ref_pass_instance_number is zero.
7749 2010-02-22 Richard Guenther <rguenther@suse.de>
7751 PR tree-optimization/42749
7752 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
7753 parameter. Do arithmetic in the original type.
7754 (update_accumulator_with_ops): Likewise.
7755 (adjust_accumulator_values): Adjust.
7757 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7759 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
7760 (QI to BLKmode splitter): New splitter.
7762 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
7764 * config/i386/i386.c (initial_ix86_tune_features): Turn on
7765 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
7767 2010-02-22 Richard Guenther <rguenther@suse.de>
7769 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
7771 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
7773 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
7774 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
7775 ($(T)crti.o, $(T)crtn.o): Remove rules.
7777 2010-02-21 Tobias Burnus <burnus@net-b.de>
7780 * doc/invoke.texi (-fassociative-math): Document that this
7781 option is automatically enabled for Fortran.
7783 2010-02-20 David S. Miller <davem@davemloft.net>
7785 * configure.ac: Test if linker and assembler properly support
7786 GOTDATA_OP relocations.
7787 * configure: Rebuild.
7788 * config.in: Likewise.
7789 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
7790 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
7791 (movsi_high_pic): Likewise.
7792 (movdi_lo_sum_pic): Likewise.
7793 (movdi_high_pic): Likewise.
7794 (movsi_pic_gotdata_op): New pattern.
7795 (movdi_pic_gotdata_op): Likewise.
7796 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
7797 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
7799 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
7802 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
7803 attribute to ssemul.
7804 (xop_mulv2div2di3_high): Ditto.
7806 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7809 * c.opt (Wconversion-null): New option.
7810 * doc/invoke.texi (Wconversion-null): Document.
7812 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
7814 * common.opt (Wlarger-than-): Add Undocumented.
7816 2010-02-19 Mike Stump <mikestump@comcast.net>
7818 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
7820 2010-02-19 Jason Merrill <jason@redhat.com>
7823 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
7824 * configure: Likewise.
7826 2010-02-20 Alan Modra <amodra@gmail.com>
7829 * cgraph.h (cgraph_make_decl_local): Declare.
7830 * cgraph.c (cgraph_make_decl_local): New function.
7831 (cgraph_make_node_local): Use it.
7832 * cgraphunit.c (cgraph_function_versioning): Likewise.
7833 * ipa.c (function_and_variable_visibility): Likewise.
7835 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7838 * except.c (sjlj_emit_function_enter): Don't call
7839 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
7841 * rtl.h (add_reg_br_prob_note): Remove prototype.
7843 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7846 * c-common.c (conversion_warning): Remove widening conversions
7847 before checking the conversion of integers to reals.
7849 2010-02-19 Mike Stump <mikestump@comcast.net>
7852 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
7855 * cgraphunit.c (process_function_and_variable_attributes): Check
7856 DECL_PRESERVE_P instead of looking up attribute "used".
7857 * ipa-pure-const.c (check_decl): Likewise.
7858 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
7859 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
7860 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
7861 instead of attribute "used".
7862 * config/sol2-c.c (solaris_pragma_init): Likewise.
7863 (solaris_pragma_fini): Likewise.
7865 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7867 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
7868 Use XCNEW instead of xcalloc.
7869 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
7870 XNEW instead of xmalloc.
7871 (get_fields): Use XNEWVEC instead of xmalloc.
7874 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
7875 populate vars array.
7876 (create_new_general_access): For debug stmts just reset value.
7877 (get_stmt_accesses): For accesses within debug stmts just record them
7878 using add_access_to_acc_sites instead of preventing the peeling or
7879 counting them as accesses.
7882 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
7884 2010-02-19 Richard Guenther <rguenther@suse.de>
7886 PR tree-optimization/42916
7887 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
7890 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
7892 * configure.ac: Replace all uses of changequote in macro arguments
7893 with proper quoting.
7895 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7898 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
7900 2010-02-19 Richard Guenther <rguenther@suse.de>
7902 PR tree-optimization/42944
7903 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
7904 test for aliasing with errno.
7906 2010-02-19 Jakub Jelinek <jakub@redhat.com>
7909 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
7910 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
7911 * dojump.c: Include output.h.
7912 (inv): New inline function.
7913 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
7914 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
7915 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
7916 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
7917 argument, pass it down to other calls.
7918 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
7919 add REG_BR_PROB note to the conditional jump.
7920 * cfgexpand.c (add_reg_br_prob_note): Removed.
7921 (expand_gimple_cond): Don't call it, add the probability
7922 as last argument to jumpif_1/jumpifnot_1.
7923 * Makefile.in (dojump.o): Depend on output.h.
7924 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
7926 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
7927 * stmt.c (do_jump_if_equal): Likewise.
7928 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
7929 * loop-unswitch.c (compare_and_jump_seq): Likewise.
7930 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
7932 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
7933 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
7934 jumpifnot_1 callers.
7935 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
7937 (store_expr): Adjust jumpifnot caller.
7938 (store_constructor): Adjust jumpif caller.
7941 * gimplify.c (gimple_boolify): For __builtin_expect call
7942 gimple_boolify also on its first argument.
7944 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
7946 * configure.ac (gnu-unique-object): Wrap regexps using [] in
7948 (__stack_chk_fail): Ditto. Remove quadrigraphs.
7949 * configure: Regenerated.
7951 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7953 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
7954 lang_hooks.types_compatible_p instead of comptypes.
7956 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
7958 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
7959 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
7960 if __prefer_thumb__ is defined.
7962 2010-02-18 Martin Jambor <mjambor@suse.cz>
7964 PR tree-optimization/43066
7965 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
7966 array with zero-sized element type.
7968 2010-02-18 Jakub Jelinek <jakub@redhat.com>
7970 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
7971 rtx, allocate struct var_loc_node here and return it to the
7972 caller, and only if it is actually needed.
7973 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
7974 move it earlier and return immediately if it returns NULL.
7976 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
7978 * config/sparc/gas.h: New file. Restore
7979 TARGET_ASM_NAMED_SECTION to its ELF default.
7980 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
7982 * config/sparc/sparc.c (sparc_elf_asm_named_section):
7983 Likewise. Add ATTRIBUTE_UNUSED to prototype.
7984 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
7985 after sparc/sysv4.h.
7987 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
7989 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
7991 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
7993 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
7994 patterns from predicated pattern.
7996 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
7999 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
8000 for insn mnemonic suffix.
8002 2010-02-17 Richard Guenther <rguenther@suse.de>
8004 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
8007 2010-02-17 Jakub Jelinek <jakub@redhat.com>
8010 * caller-save.c (save_call_clobbered_regs): If BB ends with
8011 a DEBUG_INSN, move any notes in between last real insn and the last
8012 DEBUG_INSN after the last DEBUG_INSN.
8014 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
8016 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
8017 Fix return type. Fix argument type. Explain meaning of return value.
8019 2010-02-16 Richard Guenther <rguenther@suse.de>
8021 PR tree-optimization/41043
8022 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
8023 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
8025 (vrp_visit_phi_node): ... but only for loop PHI nodes.
8027 2010-02-16 Ira Rosen <irar@il.ibm.com>
8029 PR tree-optimization/43074
8030 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
8031 * tree-vect-loop.c (vect_analyze_loop_operations): Add
8032 vectorizable cycles in hybrid SLP check.
8033 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
8035 2010-02-16 Richard Guenther <rguenther@suse.de>
8037 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
8038 (true_dependence): If memrefs_conflict_p computes must-alias
8039 trust it. Move TBAA check after offset-based disambiguation.
8040 (canon_true_dependence): Likewise.
8042 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
8044 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
8045 * doc/invoke.texi: Document it.
8046 * var-tracking.c: Include toplev.h and params.h.
8047 (vt_find_locations): Return bool indicating success. Compute
8048 hash sizes unconditionally. Check new parameter, report.
8049 (variable_tracking_main_1): Check vt_find_locations results and
8050 retry. Renamed from...
8051 (variable_tracking_main): ... this. New wrapper to preserve
8052 flag_var_tracking_assignments.
8053 * Makefile.in (var-tracking.o): Adjust dependencies.
8055 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
8056 Jakub Jelinek <jakub@redhat.com>
8059 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
8060 if weak_import attribute is present.
8061 * config/darwin.c (machopic_select_section): Likewise.
8063 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
8065 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
8066 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
8067 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
8068 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
8070 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
8073 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
8076 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
8077 Rewrite text to refer to the names.
8079 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
8081 * config/i386/i386-builtin-types.def
8082 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
8083 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
8084 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
8085 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
8086 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
8087 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
8088 IX86_BUILTIN_VPERMIL2PS256.
8089 (MULTI_ARG_4_DF2_DI_I): Defined.
8090 (MULTI_ARG_4_DF2_DI_I1): Defined.
8091 (MULTI_ARG_4_SF2_SI_I): Defined.
8092 (MULTI_ARG_4_SF2_SI_I1): Defined.
8093 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
8094 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
8095 __builtin_ia32_vpermil2ps256.
8096 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8097 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8098 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
8099 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
8100 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
8101 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
8102 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
8103 CODE_FOR_xop_vpermil2v8sf3.
8104 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
8105 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
8106 * config/i386/xopintrin.h (_mm_permute2_pd): New.
8107 (_mm256_permute2_pd): New.
8108 (_mm_permute2_ps): New.
8109 (_mm256_permute2_ps): New.
8111 2010-02-15 Nick Clifton <nickc@redhat.com>
8113 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
8114 boolean parameters. Use emit_jump_insn when emitting a pop
8115 instruction containing a return insn.
8116 (push): Use 'true' rather than '1' as second parameter to F.
8117 (h8300_expand_prologue): Likewise.
8118 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
8119 (h8300_expand_epilogue): Likewise.
8121 2010-02-15 Richard Guenther <rguenther@suse.de>
8124 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
8127 2010-02-15 Nick Clifton <nickc@redhat.com>
8129 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
8132 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
8134 * intl.c (fake_ngettext): New function.
8135 * intl.h (fake_ngettext): Declare.
8136 (ngettext): Define macro.
8137 * collect2.c (notice_translated): New function.
8138 (main): Use notice_translated and ngettext.
8139 * collect2.h (notice_translated): Declare.
8141 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
8143 * reorg.c (delete_computation): Comment fixes.
8144 * caller-save.c (setup_save_areas): Idem.
8145 * sel-sched-dump.c (dump_lv_set): Idem.
8148 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8150 * config/s390/s390.c (s390_sched_init): New function.
8151 (TARGET_SCHED_INIT): Target hook defined.
8153 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
8154 Jack Howarth <howarth@bromo.med.uc.edu>
8155 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8158 Partial revert of unintended change in fix for PR41605.
8159 * config/darwin.h: Fix typo.
8160 * config/darwin9.h: Same.
8162 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8164 * c-pch.c (pch_init): Clear v.
8166 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8169 * graphite-scop-detection.c (graphite_can_represent_scev): Call
8170 graphite_can_represent_init for MULT_EXPR.
8172 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8176 * graphite-sese-to-poly.c (remove_phi): New.
8177 (translate_scalar_reduction_to_array): Call remove_phi.
8179 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8182 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
8183 * graphite-clast-to-gimple.h (gloog): Update declaration.
8184 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
8185 * graphite-poly.h (struct poly_bb): Add missing comments.
8186 (struct scop): Add poly_scop_p field.
8188 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
8189 * graphite.c (graphite_transform_loops): Build the polyhedral
8190 representation for each scop before code generation.
8191 * sese.c (rename_variables_in_operand): Removed.
8192 (rename_variables_in_expr): Return the renamed expression.
8193 (rename_sese_parameters): New.
8194 * sese.h (rename_sese_parameters): Declared.
8196 2010-02-11 Richard Guenther <rguenther@suse.de>
8198 PR tree-optimization/42998
8199 * tree-ssa-pre.c (create_expression_by_pieces): Treat
8200 POINTER_PLUS_EXPR properly.
8202 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
8203 Changpeng Fang <changpeng.fang@amd.com>
8206 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
8207 the cost of an IV candidate when the IV is used in a test against zero.
8209 * gcc.dg/tree-ssa/ivopts-3.c: New.
8211 2010-02-11 Richard Guenther <rguenther@suse.de>
8214 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
8215 pointer-vs-decl case by swapping refs. Handle some cases
8216 of pointer-vs-decl disambiguations more conservatively.
8217 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
8218 to false after expanding.
8220 2010-02-11 Richard Guenther <rguenther@suse.de>
8223 * gcc.c (process_command): Handle LTO file@offset case more
8226 2010-02-11 Jakub Jelinek <jakub@redhat.com>
8228 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
8229 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
8231 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
8233 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
8234 if MEM's mode size isn't DWARF2_ADDR_SIZE.
8235 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
8236 Optimize eq/ne comparisons when both arguments are known to be
8238 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
8239 Don't mask operands unnecessarily if they are known to be already
8242 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
8244 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
8247 2010-02-10 Richard Guenther <rguenther@suse.de>
8249 PR tree-optimization/43017
8250 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
8251 for wrapping signed arithmetic.
8253 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8256 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
8257 if no debug info should be emitted for it.
8259 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8261 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
8262 note when flag_exceptions is set.
8264 2010-02-10 Duncan Sands <baldrick@free.fr>
8266 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
8268 2010-02-10 Richard Guenther <rguenther@suse.de>
8271 * tree.c (get_unwidened): Handle constants.
8272 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
8274 2010-02-10 Martin Jambor <mjambor@suse.cz>
8277 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
8278 check for variable argument counts independently.
8280 2010-02-10 Christian Bruel <christian.bruel@st.com>
8283 * config/sh/sh.c (find_barrier): Increase length for non delayed
8284 conditional branches.
8286 2010-02-10 Christian Bruel <christian.bruel@st.com>
8288 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
8290 2010-02-10 Jakub Jelinek <jakub@redhat.com>
8292 * builtins.c (set_builtin_user_assembler_name): Also handle
8293 ffs if int is smaller than word.
8295 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
8298 * ira-conflicts.c (get_dup): Remove.
8299 (process_reg_shuffles): Add new parameter. Use it as an
8300 additional guard for copy generation.
8301 (add_insn_allocno_copies): Rewrite.
8303 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
8305 * common.opt (fsched2-use-traces): Preserved for backward
8307 * doc/invoke.texi: Remove the documentation about option
8308 -fsched2-use-traces.
8309 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
8310 flag_sched2_use_traces.
8311 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
8312 the backward compatibility flag section.
8314 2010-02-09 Richard Guenther <rguenther@suse.de>
8316 PR tree-optimization/43008
8317 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
8318 make HEAP variables initialized from global memory if they
8319 are not known builtin functions.
8320 (find_func_aliases): Adjust.
8322 2010-02-09 Richard Guenther <rguenther@suse.de>
8324 PR tree-optimization/43000
8325 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
8326 arithmetic manually.
8328 2010-02-08 Jakub Jelinek <jakub@redhat.com>
8330 PR tree-optimization/42931
8331 * tree-loop-linear.c (try_interchange_loops): Don't call
8332 double_int_mul if estimated_loop_iterations failed.
8334 2010-02-08 Martin Jambor <mjambor@suse.cz>
8337 * tree-sra.c (build_accesses_from_assign): Do not mark in
8338 should_scalarize_away_bitmap if stmt has volatile ops.
8339 (sra_modify_assign): Do not process assigns piecemeal if if stmt
8342 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
8344 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
8346 2010-02-07 Adam Nemet <adambnmet@gmail.com>
8348 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
8351 2010-02-07 Andrew Pinski <pinskia@gmail.com>
8354 * df-core.c (df_finish_pass): Change type of saved_flags to int.
8356 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8359 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
8360 to unknown_dependence.
8361 (graphite_legal_transform_dr): Handle the unknown_dependence.
8362 (graphite_carried_dependence_level_k): Same.
8364 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
8366 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
8368 2010-02-07 Richard Guenther <rguenther@suse.de>
8371 * expr.c (get_inner_reference): Always initialize *pbitsize.
8373 2010-02-07 Richard Guenther <rguenther@suse.de>
8376 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
8377 new ARRAY_REFs on variable size element or minimal index arrays.
8379 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
8380 gimple_fold_indirect_ref.
8382 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
8385 * arm.c (arm_override_options): Just return if the user has specified
8386 an invalid fpu name.
8388 2010-02-03 Jason Merrill <jason@redhat.com>
8391 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
8392 i386_pe_maybe_record_exported_symbol.
8394 2010-02-05 Steve Ellcey <sje@cup.hp.com>
8397 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8398 (pa_delegitimize_address): New function.
8400 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
8402 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
8403 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
8405 2010-02-05 Richard Guenther <rguenther@suse.de>
8408 * lto-streamer-in.c (get_resolution): Deal with references
8409 to undefined functions.
8411 2010-02-05 Richard Guenther <rguenther@suse.de>
8413 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
8414 (fold_const_aggregate_ref): Likewise.
8415 (ccp_fold_stmt): Substitute loads.
8416 (maybe_fold_reference): Verify types before substituting.
8418 (fold_gimple_assign): Unshare properly.
8419 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
8421 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
8423 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
8424 for rs6000_gen_cell_microcode.
8426 2010-02-04 Richard Guenther <rguenther@suse.de>
8428 PR rtl-optimization/42952
8429 * dse.c (const_or_frame_p): Remove MEM handling.
8431 2010-02-04 Nick Clifton <nickc@redhat.com>
8433 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
8434 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
8435 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
8436 (mn10300_asm_output_mi_thunk): New function.
8437 (mn10300_can_output_mu_thunk): New function.
8438 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
8439 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
8440 (FUNCTION_ARG): Delete incorrect comment.
8442 2010-02-03 Jason Merrill <jason@redhat.com>
8445 * fold-const.c (operand_equal_p): Handle erroneous types.
8447 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
8449 * config/h8300/h8300.md (can_delay): Fix attibute condition.
8451 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
8453 PR rtl-optimization/42941
8454 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
8457 2010-02-03 Jason Merrill <jason@redhat.com>
8460 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
8462 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
8465 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
8466 (cselib_reset_table): Renamed from...
8467 (cselib_reset_table_with_next_value): ... this.
8468 (cselib_get_next_uid): Renamed from...
8469 (cselib_get_next_unknown_value): ... this.
8470 * cselib.c (next_uid): Renamed from...
8471 (next_unknown_value): ... this.
8472 (cselib_clear_table): Adjust.
8473 (cselib_reset_table): Adjust. Renamed from...
8474 (cselib_reset_table_with_next_value): ... this.
8475 (cselib_get_next_uid): Adjust. Renamed from...
8476 (cselib_get_next_unknown_value): ... this.
8477 (get_value_hash): Use hash.
8478 (cselib_hash_rtx): Likewise.
8479 (new_cselib_val): Adjust. Set and dump uid.
8480 (cselib_lookup_mem): Pass next_uid as hash.
8481 (cselib_subst_to_values): Likewise.
8482 (cselib_log_lookup): Dump uid.
8483 (cselib_lookup): Pass next_uid as hash. Adjust.
8484 (cselib_process_insn): Adjust.
8485 (cselib_init): Initialize next_uid.
8486 (cselib_finish): Adjust.
8487 (dump_cselib_table): Likewise.
8488 * dse.c (canon_address): Dump value uid.
8489 * print-rtl.c (print_rtx): Print value uid.
8490 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
8492 (dv_uid): New function, sort of renamed from...
8493 (dv_htab_hash): ... this, reimplemented in terms of it and...
8494 (dv_uid2hash): ... this. New.
8495 (variable_htab_eq): Drop excess assertions.
8496 (tie_break_pointers): Removed.
8497 (canon_value_cmp): Compare uids.
8498 (variable_post_merge_New_vals): Print uids.
8499 (vt_add_function_parameters): Adjust.
8500 (vt_initialize): Reset table. Adjust.
8502 2010-02-03 Richard Guenther <rguenther@suse.de>
8504 PR tree-optimization/42944
8505 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
8506 (call_may_clobber_ref_p_1): Likewise. Properly handle
8507 malloc and calloc clobbering errno.
8509 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
8511 * doc/invoke.texi: Fix name of sched1 dump.
8513 * opts.c (decode_options): Set flag_tree_switch_conversion
8514 only conditionally on optimize >= 2.
8516 * gcse.c: Assorted comment fixes in pass description.
8518 2010-02-03 Anthony Green <green@moxielogic.com>
8520 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
8521 nop padding in order to maintain alignment of storage location of
8522 target function address.
8523 (moxie_trampoline_init): Store target function address at newly
8525 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
8527 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
8529 2010-02-03 Richard Guenther <rguenther@suse.de>
8532 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
8534 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8536 * config.gcc: Reenable check for obsolete targets.
8537 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
8538 mips-sgi-irix6.[0-4]*.
8540 2010-02-02 Nick Clifton <nickc@redhat.com>
8542 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
8543 constant size of 4 as being the same as 0.
8544 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
8545 can take values in the range 0..4.
8547 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
8550 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
8551 as _darwin10_Unwind_FindEnclosingFunction().
8552 * libgcc-libsystem.ver: New.
8554 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
8557 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
8558 implicitly set registers.
8560 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
8562 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
8563 (arm_override_options): Allow automatic selection of the thread
8564 pointer register if thumb2.
8565 (legitimize_pic_address): Improve code sequences for Thumb2.
8566 (arm_call_tls_get_addr): Likewise.
8567 (legitimize_tls_address): Likewise.
8568 * arm.md (pic_load_addr_arm): Delete. Replace with ...
8569 (pic_load_addr_32bit): ... this. New named pattern.
8570 * thumb2.md (pic_load_addr_thumb2): Delete.
8571 (pic_load_dot_plus_four): Delete.
8572 (tls_load_dot_plus_four): New named pattern.
8574 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8577 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
8578 Document fix for TLS bug.
8580 2010-01-31 Richard Guenther <rguenther@suse.de>
8582 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
8583 conservatively correct.
8585 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8589 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8591 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8593 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8595 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
8597 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
8599 * config.gcc: Adjust order of makefile fragments for mingw targets.
8601 2010-01-31 Richard Guenther <rguenther@suse.de>
8604 * gimplify.c (gimplify_init_constructor): For volatile LHS
8605 initialize a temporary.
8607 2010-01-31 Matthias Klose <doko@ubuntu.com>
8609 * configure.ac: Fix __stack_chk_fail check for cross builds configured
8611 * configure: Regenerate.
8613 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
8615 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
8616 the same alias set and their sizes different constantness.
8617 (aliasing_component_refs_p): Revert 2009-10-24 change.
8619 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8621 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
8624 2010-01-29 Richard Guenther <rguenther@suse.de>
8626 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
8627 Assert we successfully updated the call.
8629 2010-01-29 Jakub Jelinek <jakub@redhat.com>
8631 PR rtl-optimization/42889
8632 * df.h (df_set_bb_dirty_nonlr): New prototype.
8633 * df-core.c (df_set_bb_dirty_nonlr): New function.
8634 * df-scan.c (df_insn_rescan): Call it instead of
8635 df_set_bb_dirty for DEBUG_INSNs.
8637 2010-01-29 Richard Guenther <rguenther@suse.de>
8640 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
8641 quadratic behavior in most cases.
8643 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
8646 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
8647 in the call to gen_x86_movsicc_0_m1.
8649 2010-01-28 Richard Guenther <rguenther@suse.de>
8651 PR tree-optimization/42871
8652 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
8654 2010-01-28 Richard Guenther <rguenther@suse.de>
8656 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
8657 into call arguments.
8659 2010-01-28 Richard Guenther <rguenther@suse.de>
8662 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
8663 the forwarder if the destination is an EH landing pad.
8665 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
8667 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
8668 block list passed to gimple_duplicate_sese_tail.
8669 (parallelize_loops): Avoid parallelization when the function
8671 Avoid parallelization when the preheader is IRREDUCIBLE.
8672 Try to optimize when estimated_loop_iterations_int is unresolved.
8673 Add the loop's location to the dump file.
8674 * tree-cfg.c (add_phi_args_after_redirect): Remove.
8675 (gimple_duplicate_sese_tail): Remove the check for the latch.
8676 Redirect nexits to the exit block.
8677 Remove handling of the incoming edges to the latch.
8678 Redirect the backedge from the copied latch to the exit bb.
8680 2010-01-28 Michael Matz <matz@suse.de>
8683 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
8684 Wrap force_reg into a sequence, emit it before user.
8686 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
8688 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
8690 (arm_legacy_rev): Likewise.
8691 (thumb_legacy_rev): Likewise.
8693 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8695 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
8696 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
8697 on MEM's address failed, try avoid_constant_pool_reference and
8698 recurse if it returned something different.
8699 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
8700 address, try avoid_constant_pool_reference and recurse if it
8701 returned something different.
8702 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
8703 address and avoid_constant_pool_reference returned something
8704 different, don't set have_address.
8706 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
8709 * var-tracking.c (val_store): Add modified argument, obey it.
8711 (count_uses): Move down logging of main.
8712 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
8713 don't need resolution.
8714 (emit_notes_in_bb): Likewise.
8716 2010-01-27 Richard Guenther <rguenther@suse.de>
8719 * tree-inline.c (remap_decl): Delay remapping of SSA name
8720 default definitions until we need them.
8722 2010-01-27 Jakub Jelinek <jakub@redhat.com>
8724 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
8725 (rs6000_delegitimize_address): New function.
8727 * config/s390/s390.c (s390_delegitimize_address): Call
8728 delegitimize_mem_from_attrs.
8731 * tree-inline.c (cannot_copy_type_1): Removed.
8732 (copy_forbidden): Don't forbid copying of functions containing
8733 records/unions with variable length fields.
8735 2010-01-27 Christian Bruel <christian.bruel@st.com>
8739 * config/sh/sh.c (find_barrier): Increase length for non delayed
8740 conditional branches.
8742 2010-01-27 Matthias Klose <doko@ubuntu.com>
8744 * configure.ac (gnu-unique-object): Fix ldd version check.
8745 * configure: Regenerate.
8747 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8749 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
8751 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
8752 Test for HAVE_GNU_AS value.
8754 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8756 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
8757 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
8758 INT64_TYPE): Define.
8759 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
8760 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8761 INT_LEAST64_TYPE): Define.
8762 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
8763 UINT_LEAST64_TYPE): Define.
8764 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
8765 INT_FAST64_TYPE): Define.
8766 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8767 UINT_FAST64_TYPE): Define.
8768 (INTMAX_TYPE, UINTMAX_TYPE): Define.
8769 (INTPTR_TYPE, UINTPTR_TYPE): Define.
8770 (SIG_ATOMIC_TYPE): Define.
8772 2010-01-26 Richard Guenther <rguenther@suse.de>
8774 * df-scan.c (df_scan_set_bb_info): Remove assert.
8775 (df_insn_rescan_debug_internal): Merge asserts.
8776 (df_install_ref): Likewise.
8777 (df_mark_reg): Use bitmap_set_range.
8778 (df_hard_reg_used_p): Remove assert.
8779 (df_hard_reg_used_count): Likewise.
8781 2010-01-26 Richard Guenther <rguenther@suse.de>
8783 PR rtl-optimization/42685
8784 * web.c (web_main): Ignore DEBUG_INSNs.
8786 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
8788 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
8790 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
8791 Fix types of fndecl and arglist parameters.
8793 2010-01-26 Richard Guenther <rguenther@suse.de>
8796 * tree-eh.c (unsplit_eh): Skip debug insns.
8798 2010-01-26 Richard Guenther <rguenther@suse.de>
8800 PR tree-optimization/42250
8801 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
8803 2010-01-26 Jakub Jelinek <jakub@redhat.com>
8806 * omp-low.c (expand_omp_sections): Only use single_pred if
8807 l2_bb is single_pred_p.
8809 2010-01-25 Christian Bruel <christian.bruel@st.com>
8812 * config/sh/sh.c (find_barrier): Increase length for non delayed
8813 conditional branches.
8814 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
8816 2010-01-24 David S. Miller <davem@davemloft.net>
8818 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
8819 define if not using GAS.
8820 * config/sparc/sparc.c (sparc_elf_asm_named_section):
8821 Likewise. Delete SECTION_MERGE code, which is only applicable
8824 2010-01-24 Mark Mitchell <mark@codesourcery.com>
8827 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
8828 mangling of va_list in system headers.
8830 2010-01-23 Toon Moene <toon@moene.org>
8832 * tree-predcom.c (combine_chains): Return NULL, not false.
8834 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
8836 * tree-loop-distribution.c (distribute_loop): Fix declaration and
8837 initialization of variable res to agree with return type.
8839 2010-01-22 Steve Ellcey <sje@cup.hp.com>
8841 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
8842 * tree-sra.c: Add include of expr.h.
8844 2010-01-22 Jakub Jelinek <jakub@redhat.com>
8846 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
8847 insert the debug stmt on the single non-EH edge from the stmt.
8849 2010-01-22 Richard Henderson <rth@redhat.com>
8852 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
8853 the RHS until after generate_subtree_copies has insertted its
8854 code before the current statement.
8856 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
8858 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
8860 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
8862 2010-01-21 Martin Jambor <mjambor@suse.cz>
8864 PR tree-optimization/42585
8865 * tree-sra.c (struct access): New field grp_total_scalarization.
8866 (dump_access): Dump the new field.
8867 (should_scalarize_away_bitmap): New variable.
8868 (cannot_scalarize_away_bitmap): Likewise.
8869 (sra_initialize): Allocate new bitmaps.
8870 (sra_deinitialize): Free new bitmaps.
8871 (create_access_1): New function.
8872 (create_access): Parts moved to create_access_1.
8873 (type_consists_of_records_p): New function.
8874 (completely_scalarize_record): Likewise.
8875 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
8876 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
8877 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
8879 (analyze_all_variable_accesses): Completely scalarize small eligible
8882 2010-01-21 Martin Jambor <mjambor@suse.cz>
8884 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
8886 2010-01-21 Andrew Haley <aph@redhat.com>
8888 * gcc.c (process_command): Move lang_specific_driver before
8889 setting cc_libexec_prefix.
8891 2010-01-21 Richard Guenther <rguenther@suse.de>
8894 * fold-const.c (negate_expr_p): Pretend only negative
8895 real constants are easily negatable.
8897 2010-01-20 Janis Johnson <janis187@us.ibm.com>
8898 Jason Merrill <jason@redhat.com>
8900 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
8901 (TYPE_TRANSPARENT_AGGR): this, for union and record.
8902 * calls.c (initialize argument_information): Handle it.
8903 * c-common.c (handle_transparent_union_attribute): Use new name.
8904 * c-decl.c (finish_struct): Ditto.
8905 * c-typeck.c (type_lists_compatible_p): Ditto.
8906 (convert_for_assignment): Use new name and also handle record.
8907 * function.c (aggregate_value_p): Handle it.
8908 (pass_by_reference): Ditto.
8909 (assign_parm_data_types): Ditto.
8910 * print-tree.c (print_node): Ditto.
8911 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
8912 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
8913 * tree.c (first_field): New fn.
8915 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8918 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
8919 even when linking statically, for now.
8921 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8924 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
8925 without a cselib val.
8926 (count_uses): Accept MO_VAL_SET with no val on stores.
8927 (add_stores): Likewise.
8929 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8931 * var-tracking.c (check_value_val): Add a compile time assertion.
8932 (dv_is_decl_p): Simplify.
8933 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
8934 gcc_assert if ENABLE_CHECKING.
8936 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
8939 * var-tracking.c: Include tree-flow.h.
8940 (mem_dies_at_call): New.
8941 (dataflow_set_preserve_mem_locs): Use it.
8942 (dataflow_set_remove_mem_locs): Likewise.
8943 (dump_var): Renamed from dump_variable. Adjust all callers.
8944 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
8945 * Makefile.in (var-tracking.o): Adjust deps.
8947 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
8949 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
8951 2010-01-20 Richard Guenther <rguenther@suse.de>
8953 PR tree-optimization/42717
8954 * tree-ssa-dce.c (get_live_post_dom): Remove.
8955 (forward_edge_to_pdom): Take an arbitrary edge to copy
8956 degenerate PHI args from.
8957 (remove_dead_stmt): Use the first post-dominator even if it
8958 does not contain live statements as redirection destination.
8960 2010-01-20 Richard Guenther <rguenther@suse.de>
8962 * tree-inline.c (estimate_num_insns): Handle EH builtins.
8964 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8966 * sel-sched.c (create_speculation_check): Remove set but not used
8968 (try_transformation_cache): Remove set but not used variable ds.
8969 (calculate_privileged_insns): Remove set but not used variables
8970 cur_insn and min_spec_insn.
8971 (find_best_expr): Remove set but not used variable avail_n.
8972 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
8974 * cgraphunit.c (assemble_thunk): Remove set but not used variable
8976 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
8977 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
8980 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
8983 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
8984 cpu types. Add support for *-sse3 cpu types.
8985 (x86_64-*-*): Ditto.
8987 2010-01-20 Jakub Jelinek <jakub@redhat.com>
8990 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
8991 argument, call initializer_constant_valid_p_1 instead of
8992 initializer_constant_valid_p, pass CACHE to it, return NULL
8993 immediately if first call returns NULL.
8994 (initializer_constant_valid_p_1): New function.
8995 (initializer_constant_valid_p): Use it.
8997 2010-01-20 Thomas Quinot <quinot@adacore.com>
8999 * tree.def (PLACEHOLDER_EXPR): Fix comment.
9001 2010-01-20 Jakub Jelinek <jakub@redhat.com>
9003 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
9004 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
9005 (loc_list_from_tree): Don't handle unsigned division. Handle
9006 signed modulo using DW_OP_{over,over,div,mul,minus}.
9007 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
9008 modulo instead of signed.
9010 2010-01-20 DJ Delorie <dj@redhat.com>
9012 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
9014 (h8300_emit_stack_adjustment): Propogate it.
9016 (h8300_expand_prologue): Likewise.
9017 (h8300_expand_epilogue): Likewise.
9019 2010-01-19 Michael Matz <matz@suse.de>
9021 PR tree-optimization/41783
9022 * tree-data-ref.c (toplevel): Include flags.h.
9023 (dump_data_dependence_relation): Also dump the inputs if the
9024 result will be unknown.
9025 (split_constant_offset_1): Look through some conversions.
9026 * tree-predcom.c (determine_roots_comp): Restart a new chain if
9027 the offset from last element is too large.
9028 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
9029 (reassociate_to_the_same_stmt): Handle vector registers.
9030 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
9032 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
9033 wide_prolog_niters argument, emit widening instructions.
9034 (vect_do_peeling_for_alignment): Adjust caller, use widened
9035 variant of the iteration cound.
9036 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
9038 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9041 * config/arm/neon-testgen.m (emit_automatics): New parameter
9042 features. Adjust for Fixed_return_reg feature.
9043 (test_intrinsic): Call emit_automatics with new feature.
9044 * config/arm/neon.ml: Update copyright years.
9045 (features): New Fixed_return_reg feature.
9046 (ops): Update feature for Vget_low.
9048 2010-01-19 Jakub Jelinek <jakub@redhat.com>
9050 PR tree-optimization/42719
9051 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
9055 * fwprop.c (all_uses_available_at): Return false if def_set dest
9056 is a REG that is used in def_insn.
9058 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
9060 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
9062 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
9065 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
9067 * target.h (struct gcc_target) <secondary_reload>: Change type
9068 of last argument to secondary_reload_info *.
9070 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
9073 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
9074 memory references with unaligned offsets. Remove CQImode handling.
9075 (unaligned_memory_operand): Return 1 for memory references with
9076 unaligned offsets. Remove CQImode handling.
9078 2010-01-18 Richard Guenther <rguenther@suse.de>
9081 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
9084 2010-01-18 Richard Guenther <rguenther@suse.de>
9086 PR tree-optimization/42781
9087 * tree-ssa-structalias.c (find_what_var_points_to): Skip
9088 restrict processing only if the original variable was artificial.
9090 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
9092 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
9093 find number of popped argument bytes.
9095 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
9096 Fix the text that describes the return value for invalid insns.
9098 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
9100 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
9101 Clarify what 'cost of the -dependence' is. Fix quoting.
9103 * toplev.c (default_get_pch_validity): Rename argument to "sz".
9104 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
9106 2010-01-17 Jakub Jelinek <jakub@redhat.com>
9108 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
9109 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
9111 2010-01-17 Richard Guenther <rguenther@suse.de>
9114 * function.c (split_complex_args): Take a VEC to modify.
9115 (assign_parms_augmented_arg_list): Build a VEC instead of
9116 a chain of PARM_DECLs.
9117 (assign_parms_unsplit_complex): Take a VEC of arguments.
9118 Do not fixup unmodified parms.
9119 (assign_parms): Deal with the VEC.
9120 (gimplify_parameters): Likewise.
9122 2010-01-17 Richard Guenther <rguenther@suse.de>
9124 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
9125 node existence check.
9126 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
9127 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
9128 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
9129 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
9130 (gimple_execute_on_growing_pred): Likewise.
9132 2010-01-17 Richard Guenther <rguenther@suse.de>
9134 PR tree-optimization/42773
9135 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
9136 (compute_antic_aux): Likewise.
9137 (compute_partial_antic_aux): Likewise.
9139 2010-01-17 Jie Zhang <jie.zhang@analog.com>
9142 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
9145 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
9147 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
9150 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
9151 Fix markup for strict argument.
9153 (TARGET_SCHED_REORDER2): Fix argument types.
9155 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
9156 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
9158 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
9159 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
9161 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
9164 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
9165 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
9166 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
9167 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
9168 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
9170 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
9172 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
9174 (TARGET_ASM_RELOC_RW_MASK): Add return type.
9175 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
9177 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
9179 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
9182 (TARGET_ASM_NAMED_SECTION): Fix argument list.
9184 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
9185 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
9187 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
9189 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
9191 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
9192 referring to it. Fix language.
9194 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
9196 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
9198 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
9200 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
9202 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
9203 '@var{stream}. Remove stray 'and'.
9205 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
9207 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
9209 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
9211 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
9212 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
9214 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
9215 Fix description of return value.
9216 Rename argument "sz" to "len."
9218 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
9219 Clarify meaning of 'true' return value.
9221 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
9223 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
9224 rep_mode versus mode_rep.
9226 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
9228 (TARGET_BUILTIN_DECL): Fix name.
9230 (TARGET_COMMUTATIVE_P): Fix type of first argument.
9232 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
9234 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
9236 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
9238 (TARGET_RELAXED_ORDERING): Use @deftypevr.
9240 (TARGET_GET_DRAP_RTX): Note that this is a hook.
9243 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
9244 Rename argument tm_fn to md_fn.
9246 (TARGET_OPTION_PRINT): Fix argument list.
9248 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
9251 * config/i386/i386.c (ix86_fixup_binary_operands):
9252 Revert FMA4 fixup of operands.
9254 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9257 * Makefile.in (write_entries_to_file, install-plugin):
9258 Use \012 instead of \n with tr.
9260 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
9262 * configure.ac (HAVE_AS_REF): New C macro.
9263 * configure: Regenerate.
9264 * config.in: Likewise.
9265 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
9267 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
9270 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
9272 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
9274 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
9276 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
9278 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
9280 (TARGET_IN_SMALL_DATA_P): Fix argument type.
9282 (TARGET_BINDS_LOCAL_P): Fix argument type.
9284 (TARGET_ASM_FILE_END): Use prototype.
9286 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
9288 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
9290 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
9292 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
9294 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
9295 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
9297 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
9298 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
9300 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
9301 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
9302 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
9303 (TARGET_ADDR_SPACE_CONVERT): Likewise.
9305 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
9307 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
9309 (TARGET_INIT_BUILTINS): Use prototype.
9311 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
9312 Put 'const char *' in braces. Fix parameter types.
9313 (TARGET_INVALID_CONVERSION): Fix parameter types.
9314 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
9315 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
9317 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
9320 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
9322 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
9324 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
9326 * doc/tm.texi (TARGET_HELP): Fix return type.
9328 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
9329 in braces. Fix argument types.
9331 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
9333 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
9335 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
9337 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
9338 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
9340 (TARGET_MANGLE_TYPE): Fix argument types.
9342 (TARGET_IRA_COVER_CLASSES): Use prototype.
9344 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
9346 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
9348 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
9350 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
9352 (TARGET_CALLEE_COPIES): Fix argument types.
9354 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
9356 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
9358 (TARGET_FUNCTION_VALUE): Fix argument types.
9360 (TARGET_RETURN_IN_MSB): Fix argument type.
9362 (TARGET_RETURN_IN_MEMORY): Fix argument types.
9364 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
9366 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
9368 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
9369 agree with return type.
9371 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
9373 2010-01-15 Jing Yu <jingyu@google.com>
9375 PR rtl-optimization/42691
9376 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
9377 a pseudo to a constant and are merged, and adjust comments.
9379 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
9381 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
9383 2010-01-15 Richard Guenther <rguenther@suse.de>
9386 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
9387 labels of computed or non-local gotos to the destination.
9388 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
9389 landing pad label is the first label.
9391 2010-01-15 Richard Guenther <rguenther@suse.de>
9393 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
9395 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9398 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
9399 to allow generation of the xssqrtdp instruction on power7.
9400 (sqrtdf2_fpr): Ditto.
9402 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9405 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
9406 functions with noreturn attribute.
9409 * varasm.c (declare_weak): Add weak attribute to decl if it
9410 doesn't have one already.
9411 (assemble_external): Only add decls to weak_decls if they also
9412 have weak attribute.
9414 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
9416 * var-tracking.c (var_reg_delete): Don't delete the association
9417 between REGs and values or one-part variables if the register
9420 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9423 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
9424 because its first operand is a non-localized variable.
9426 2010-01-14 Martin Jambor <mjambor@suse.cz>
9428 PR tree-optimization/42706
9429 * tree-sra.c (encountered_recursive_call): New variable.
9430 (encountered_unchangable_recursive_call): Likewise.
9431 (sra_initialize): Initialize both new variables.
9432 (callsite_has_enough_arguments_p): New function.
9433 (scan_function): Call decl and flags check only for IPA-SRA, check
9434 whether there is a recursive call and whether it has enough arguments.
9435 (all_callers_have_enough_arguments_p): New function.
9436 (convert_callers): Look for recursive calls only when
9437 encountered_recursive_call is set.
9438 (ipa_early_sra): Bail out either if
9439 !all_callers_have_enough_arguments_p or
9440 encountered_unchangable_recursive_call.
9442 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9444 * sel-sched.c: Add 2010 to copyright years.
9445 * sel-sched-ir.c: Likewise.
9446 * sel-sched-ir.h: Likewise.
9448 2010-01-14 Martin Jambor <mjambor@suse.cz>
9450 PR tree-optimization/42714
9451 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
9452 constructors specially.
9454 2010-01-14 Andi Kleen <ak@linux.intel.com>
9456 * config/i386/drivers-i386.c (detect_caches_intel):
9457 Add l2sizekb parameter and fill in.
9458 (host_detect_local_cpu): Add l2sizekb, fill in.
9459 Add Atom small cache heuristic.
9461 2010-01-14 Andi Kleen <ak@linux.intel.com>
9463 * config/i386/drivers-i386.c (detect_caches_cpuid4):
9464 Add level3 parameter and fill in.
9465 (detect_caches_intel): Handle level3 cache.
9467 2010-01-14 Andi Kleen <ak@linux.intel.com>
9469 * config/i386/drivers-i386.c (host_detect_local_cpu):
9470 Fix core duo detection.
9472 2010-01-14 Andi Kleen <ak@linux.intel.com>
9474 * config/i386/drivers-i386.c (host_detect_local_cpu):
9477 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9479 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
9480 (rs6000_variable_issue_1): this. Use...
9481 (rs6000_variable_issue): here. Reimplement. Print debug info.
9483 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9485 * sel-sched-ir.c (sel_restore_other_notes): Rename to
9486 sel_restore_notes. Update all callers. Call reemit_notes
9489 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9491 PR rtl-optimization/42246
9492 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
9495 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9497 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
9498 all successors is the same as number of successors in current region.
9500 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9502 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
9503 to rename is not separable. Otherwise check that its LHS is not NULL.
9505 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9507 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
9509 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9511 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
9512 available registers when failed to discover LHS register class.
9513 Fix indentation. Update comment.
9515 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9516 Alexander Monakov <amonakov@ispras.ru>
9518 PR rtl-optimization/42389
9519 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
9521 (advance_state_on_fence): Likewise.
9522 (sel_target_adjust_priority): Print debug output only when
9523 sched_verbose >= 4, not 2.
9524 (get_expr_cost): Do not issue all unique insns on the next cycle.
9525 (fill_insns): Initialize can_issue_more from the value saved
9527 * sel-sched-ir.c (flist_add): New parameter issue_more.
9528 Init FENCE_ISSUE_MORE with it.
9529 (merge_fences): Likewise.
9530 (init_fences): Update call to flist_add.
9531 (add_to_fences, add_clean_fence_to_fences)
9532 (add_dirty_fence_to_fences): Likewise.
9533 (move_fence_to_fences): Update call to merge_fences.
9534 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
9536 * sel-sched-ir.h (struct _fence): New field issue_more.
9537 (FENCE_ISSUE_MORE): New accessor macro.
9539 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9541 PR rtl-optimization/42388
9542 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
9543 that have no predecessors nor successors. Do not call move_bb_info
9544 for empty blocks outside of current region.
9546 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9548 PR rtl-optimization/42294
9549 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
9550 * sel-sched.c (move_exprs_to_boundary): Transitively add all
9551 originators' originators.
9553 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
9555 PR rtl-optimization/39453
9556 PR rtl-optimization/42246
9557 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
9559 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
9561 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9562 Alexander Monakov <amonakov@ispras.ru>
9565 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
9566 (maybe_tidy_empty_bb): ... here. Make static. Add new
9567 argument. Update all callers.
9568 (tidy_control_flow): ... and here. Recompute topological order
9569 of basic blocks in region if necessary.
9570 (sel_redirect_edge_and_branch): Change return type. Return true
9571 if topological order might have been invalidated.
9572 (purge_empty_blocks): Export and move from...
9573 * sel-sched.c (purge_empty_blocks): ... here.
9574 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
9575 (maybe_tidy_empty_bb): Delete prototype.
9576 (purge_empty_blocks): Declare.
9578 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
9580 PR rtl-optimization/42249
9581 * sel-sched.c (try_replace_dest_reg): When chosen register
9582 and original register is the same, do not bail out early, but
9583 still check all original insns for validity of replacing destination
9584 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
9587 2010-01-14 Jakub Jelinek <jakub@redhat.com>
9590 Port from no-undefined-overflow branch:
9591 2009-03-09 Richard Guenther <rguenther@suse.de>
9593 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
9595 2010-01-14 Richard Guenther <rguenther@suse.de>
9598 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
9600 2010-01-14 Ira Rosen <irar@il.ibm.com>
9602 PR tree-optimization/42709
9603 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
9604 as scalar type in creation of constant vector operand.
9606 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9609 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
9610 (check-parallel-%): Match `testsuite' directory component only
9613 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
9615 PR translation/39521
9616 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
9619 2010-01-13 Richard Guenther <rguenther@suse.de>
9621 PR tree-optimization/42730
9622 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
9625 2010-01-13 Steve Ellcey <sje@cup.hp.com>
9628 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
9629 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
9632 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
9634 * config/bfin/libgcc-bfin.ver: Regenerate based on current
9635 libgcc-std.ver. Add entries for ___smulsi3_highpart and
9636 ___umulsi3_highpart.
9638 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
9639 rather than schedule_insns if the pass is enabled.
9641 2010-01-13 Martin Jambor <mjambor@suse.cz>
9643 PR tree-optimization/42704
9644 * tree-sra.c (sra_modify_assign): Do not delete assignments to
9647 2010-01-13 Martin Jambor <mjambor@suse.cz>
9649 PR tree-optimization/42703
9650 * tree-sra.c (analyze_access_subtree): Check that we can build a
9651 reference to the original data within the aggregate.
9653 2010-01-13 Richard Guenther <rguenther@suse.de>
9655 PR tree-optimization/42705
9656 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
9658 2010-01-13 Richard Guenther <rguenther@suse.de>
9661 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
9663 2010-01-13 Jakub Jelinek <jakub@redhat.com>
9666 * var-tracking.c (values_to_unmark): New variable.
9667 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
9668 values_to_unmark vector. Moved body to...
9669 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
9670 instead queue it into values_to_unmark vector.
9671 (vt_find_locations): Free values_to_unmark vector.
9673 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
9675 * config/s390/s390.c (override_options): Set
9676 default of max-pending-list-length to 256
9678 2010-01-13 Richard Guenther <rguenther@suse.de>
9681 * tree-pass.h (PROP_gimple_lcx): New.
9682 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
9683 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
9684 before the final cleanup_eh.
9685 (dump_properties): Dump PROP_gimple_lcx.
9686 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
9687 (tree_lower_complex_O0): Remove.
9688 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
9689 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
9690 tree_lower_complex, schedule TODO_update_ssa.
9691 * lto-streamer-out.c (output_function): Stream the functions
9693 * lto-streamer-in.c (input_function): Likewise.
9694 (lto_read_body): Do not override them here.
9696 2010-01-12 Joseph Myers <joseph@codesourcery.com>
9699 * c-typeck.c (build_c_cast): Fold value cast to union type before
9700 wrapping it in a CONSTRUCTOR.
9702 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9704 PR rtl-optimization/42699
9705 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
9708 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9710 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9711 SUBTARGET_WARN_UNUSED_SPEC): Move ...
9712 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
9713 SUBTARGET_WARN_UNUSED_SPEC): ... here
9714 * config/mips/iris5.h (LIBGCC_SPEC): Define.
9716 2010-01-12 Julian Brown <julian@codesourcery.com>
9718 * config/arm/neon-schedgen.ml (Utils): Don't try to
9719 open missing module.
9720 (find_with_result): New.
9722 2010-01-12 Jakub Jelinek <jakub@redhat.com>
9725 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
9726 sharing when canonicalizing ({lt,ge}u (plus a b) b).
9728 PR tree-optimization/42645
9729 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
9730 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
9731 decl_map, set processing_debug_stmt to -1 and return name without
9734 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
9736 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
9737 binutils version, and reword target configuration description.
9739 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9741 * config/avr/avr.h (LINKER_NAME): Remove.
9743 2010-01-11 Janis Johnson <janis187@us.ibm.com>
9746 * config/rs6000/rs6000.c (rs6000_override_options): On targets
9747 that support VSX, warn for -mno-altivec if vsx is not disabled,
9750 2010-01-11 Joseph Myers <joseph@codesourcery.com>
9751 Shujing Zhao <pearly.zhao@oracle.com>
9753 PR translation/42469
9754 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
9755 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
9756 character between option name and help text.
9757 * c.opt (imultilib): Likewise.
9759 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
9761 * lto-streamer-out.c (output_unreferenced_globals): Output static
9764 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
9766 PR rtl-optimization/42621
9767 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
9768 optimizing for size.
9769 (duplicate_computed_gotos): Remove now-redundant check.
9771 2010-01-10 Steve Ellcey <sje@cup.hp.com>
9774 * configure.ac: Save and restore LDFLAGS and LIBS
9775 * configure: Regenerate.
9777 2010-01-10 Richard Guenther <rguenther@suse.de>
9780 * builtins.c (fold_builtin_strlen): Add type argument and
9781 convert the resulting length to it.
9782 (fold_builtin_1): Adjust.
9784 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9786 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
9787 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
9789 (num_insns_constant_wide): Adjust for that change.
9791 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9794 * web.c (union_defs): Add used argument, to combine uses of
9796 (entry_register): Adjust type and tests of used argument.
9797 (web_main): Widen used for new use. Pass it to union_defs.
9798 * df.h (union_defs): Adjust prototype.
9800 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9803 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
9804 uses in new incoming argument. Free body.
9805 (reset_debug_uses_in_loop): New.
9806 (analyze_insn_to_expand_var): Call the latter if the former found
9807 anything. Fix whitespace. Reject invalid dest overlaps before
9808 going through all insns in the loop.
9810 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9813 * haifa-sched.c (dying_use_p): Debug insns don't count.
9815 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9818 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
9819 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
9820 (verify_gimple_call): Reject LHS in noreturn calls.
9822 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9826 * tree-vect-loop-manip.c (adjust_info): New type.
9827 (adjust_vec): New pointer to vector.
9828 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
9829 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
9830 (slpeel_update_phis_for_duplicate_loop): Use them.
9831 (slpeel_update_phi_nodes_for_guard1): Likewise.
9832 (slpeel_update_phi_nodes_for_guard2): Likewise.
9833 (slpeel_tree_peel_loop_to_edge): Likewise.
9834 (vect_update_ivs_after_vectorizer): Likewise.
9836 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9838 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
9839 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9841 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
9843 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
9844 bogus uninitialized warning.
9846 2010-01-09 Richard Guenther <rguenther@suse.de>
9849 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
9850 the evolution is compatible with the initial condition.
9852 2010-01-09 Jakub Jelinek <jakub@redhat.com>
9854 * gcc.c (process_command): Update copyright notice dates.
9855 * gcov.c (print_version): Likewise.
9856 * gcov-dump.c (print_version): Likewise.
9857 * mips-tfile.c (main): Likewise.
9858 * mips-tdump.c (main): Likewise.
9860 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
9863 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9865 (rotlhi3_8): Delete.
9867 (rotlsi3_8): Delete.
9868 (rotlsi3_16): Delete.
9869 (rotlsi3_24): Delete.
9871 (*rotw<mode>3): New.
9872 (*rotb<mode>3): New.
9873 * config/avr/avr.c (avr_rotate_bytes): New function.
9874 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9876 2010-01-08 Steve Ellcey <sje@cup.hp.com>
9879 * configure.ac: Modify -rdynamic check.
9880 * configure: Regenerate.
9882 2010-01-08 DJ Delorie <dj@redhat.com>
9884 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
9885 register popping order.
9887 2010-01-08 Richard Guenther <rguenther@suse.de>
9890 * c.opt (fsigned-char): Also let LTO handle this option.
9891 (funsigned-char): Likewise.
9893 2010-01-07 Richard Guenther <rguenther@suse.de>
9895 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
9896 (gimple_op): Likewise.
9897 (gimple_op_ptr): Likewise.
9898 (gimple_assign_set_lhs): Remove gcc_assert.
9899 (gimple_assign_set_rhs1): Likewise.
9900 (gimple_assign_set_rhs2): Likewise.
9901 (gimple_call_set_lhs): Likewise.
9902 (gimple_call_set_fn): Likewise.
9903 (gimple_call_set_fndecl): Likewise.
9904 (gimple_call_fndecl): Likewise.
9905 (gimple_call_return_type): Likewise.
9906 (gimple_call_set_chain): Likewise.
9907 (gimple_call_num_args): Likewise.
9908 (gimple_call_set_arg): Likewise.
9909 (gimple_cond_set_code): Likewise.
9910 (gimple_cond_set_lhs): Likewise.
9911 (gimple_cond_set_rhs): Likewise.
9912 (gimple_cond_set_true_label): Likewise.
9913 (gimple_cond_set_false_label): Likewise.
9914 (gimple_label_set_label): Likewise.
9915 (gimple_goto_set_dest): Likewise.
9916 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
9917 (gimple_debug_bind_get_value): Likewise.
9918 (gimple_debug_bind_get_value_ptr): Likewise.
9919 (gimple_debug_bind_set_var): Likewise.
9920 (gimple_debug_bind_set_value): Likewise.
9921 (gimple_debug_bind_reset_value): Likewise.
9922 (gimple_debug_bind_has_value_p): Likewise.
9923 (gimple_return_retval_ptr): Remove gcc_assert.
9924 (gimple_return_retval): Likewise.
9925 (gimple_return_set_retval): Likewise.
9926 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
9927 (safe_referenced_var_iterator): Remove.
9928 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
9929 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
9930 (fill_referenced_var_vec): Remove.
9931 (first_readonly_imm_use): Remove redundant gcc_assert.
9932 (phi_arg_index_from_use): Combine gcc_asserts.
9933 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
9934 (first_imm_use_stmt): Remove redundant gcc_assert.
9935 * tree-cfg.c (verify_gimple_call): Verify function and chain
9936 operands. Verify arguments.
9937 (verify_types_in_gimple_stmt): Verify condition code and labels.
9939 2010-01-07 Richard Guenther <rguenther@suse.de>
9941 PR tree-optimization/42641
9942 * sese.c (rename_map_elt_info): Use the SSA name version, do
9945 2010-01-07 Jakub Jelinek <jakub@redhat.com>
9947 PR tree-optimization/42625
9948 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
9949 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
9951 2010-01-07 Duncan Sands <baldrick@free.fr>
9953 * Makefile.in (PLUGIN_HEADERS): Add version.h.
9955 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
9958 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
9959 note itself is not function_invariant_p.
9961 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
9963 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
9964 Do not add the DF_NOTE problem.
9965 * store-motion.c (execute_rtl_store_motion): Likewise.
9967 2010-01-07 Martin Jambor <mjambor@suse.cz>
9969 PR tree-optimization/42157
9970 * tree-sra.c (compare_access_positions): Stabilize sort if both
9971 accesses have integer types, return zero immediately if they are the
9974 2010-01-06 Richard Henderson <rth@redhat.com>
9977 * haifa-sched.c (add_to_note_list): Merge into ...
9978 (concat_note_lists): ... here, and ...
9979 (unlink_other_notes, rm_other_notes): Merge into...
9980 (remove_notes): ... here. Create REG_SAVE_NOTEs for
9981 NOTE_INSN_EPILOGUE_BEG.
9983 2010-01-06 Richard Guenther <rguenther@suse.de>
9985 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
9986 not inline regular functions into always-inline functions.
9988 2010-01-06 Nick Clifton <nickc@redhat.com>
9990 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
9991 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
9993 (OVERRIDE_OPTIONS): Delete.
9994 (OPTIMIZATION_OPTIONS): Define.
9995 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
9996 * config/rx/rx.c (rx_handle_option): Issue an error message if
9997 -mcpu=rx200 and -fpu are used together.
9998 (rx_set_optimization_options): New function. Issue an error
9999 message if an optimization attribute attempts to reset the FPU/
10000 math optimization pairing.
10001 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
10002 * config/rx/rx.opt: Set the default to 32-bit doubles.
10003 * config/rx/t-rx: Add multilibs for -nofpu option.
10004 * doc/invoke.texi: Update documentation of RX options.
10006 2010-01-06 Richard Guenther <rguenther@suse.de>
10008 * tree-ssa-pre.c (name_to_id): New global.
10009 (alloc_expression_id): Simplify SSA name handling.
10010 (lookup_expression_id): Likewise.
10011 (init_pre): Zero name_to_id.
10012 (fini_pre): Free it.
10014 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
10016 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
10018 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
10021 * config/i386/sse.md (smaxv2di3): New.
10022 (umaxv2di3): Likewise.
10023 (sminv2di3): Likewise.
10024 (uminv2di3): Likewise.
10026 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
10029 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
10030 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
10031 (legitimize_tls_address): Likewise.
10032 (sparc_tls_referenced_p): Likewise.
10033 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
10034 and adjust calls to legitimize_pic_address.
10035 (legitimate_constant_p) Use sparc_tls_referenced_p.
10036 (legitimate_pic_operand_p): Likewise.
10037 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
10038 (sparc_tls_symbol_ref_1): Delete.
10039 (sparc_tls_referenced_p): Make static, recognize specific patterns.
10040 (legitimize_tls_address): Make static, handle CONST patterns.
10041 (legitimize_pic_address): Make static, remove unused parameter and
10042 adjust recursive calls.
10043 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
10044 and adjust call to legitimize_pic_address.
10045 (sparc_output_mi_thunk): Likewise.
10047 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
10048 H.J. Lu <hongjiu.lu@intel.com>
10051 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
10052 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
10053 operands to make them signed.
10056 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10059 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10060 GTU to GT for V4SI and V2DI.
10062 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10063 (umin<mode>3): Removed.
10065 (uminv4si3): Likewise.
10067 2010-01-05 Martin Jambor <mjambor@suse.cz>
10069 PR tree-optimization/42462
10070 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
10071 current_function_decl to helper functions and macros.
10073 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10076 * flags.h: Don't include real.h.
10077 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
10078 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
10079 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
10080 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
10081 * dominance.c: Update copyright.
10082 * gimple.c (walk_gimple_op): Remove inline.
10083 * tree-ssa-reassoc.c: Include real.h.
10084 * Makefile.in (FLAGS_H): Remove $(REAL_H).
10085 (tree-ssa-reassoc.o): Depend on $(REAL_H).
10087 2010-01-05 Nick Clifton <nickc@redhat.com>
10089 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
10090 register to push into the stack frame when the accumulator has to
10091 be saved during interrupts.
10093 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
10095 * doc/invoke.texi: Remove the documentation about option
10096 -Wunreachable-code.
10097 * common.opt (Wunreachable-code): Preserved for backward
10099 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
10100 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
10101 the backward compatibility flag section.
10103 2010-01-05 Richard Guenther <rguenther@suse.de>
10105 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
10107 2010-01-05 Jakub Jelinek <jakub@redhat.com>
10110 * cfgexpand.c (expand_one_var): Diagnose too large variables.
10112 PR tree-optimization/42508
10113 * tree-sra.c (convert_callers): Check for recursive call
10114 by comparing cgraph nodes instead of decls.
10115 (modify_function): Call ipa_modify_formal_parameters also
10116 on all same_body aliases.
10118 * cgraphunit.c (cgraph_materialize_all_clones): Compare
10119 cgraph nodes when checking for same_body aliases.
10121 2010-01-05 Richard Guenther <rguenther@suse.de>
10123 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
10124 allocation and lookup.
10125 (get_or_alloc_expr_for_constant): Likewise.
10126 (phi_translate): Sink allocation.
10128 2010-01-04 Richard Guenther <rguenther@suse.de>
10130 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
10131 a new entry only if needed.
10132 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
10133 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
10135 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
10137 (phi_translate): Handle CONSTANTs early.
10139 2010-01-04 Martin Jambor <mjambor@suse.cz>
10141 PR tree-optimization/42398
10142 * tree-sra.c (struct access): Removed flag grp_different_types.
10143 (dump_access): Do not dump the removed flag.
10144 (sort_and_splice_var_accesses): Do not set the removed flag.
10145 (sra_modify_expr): Check for type compatibility directly.
10147 2010-01-04 Martin Jambor <mjambor@suse.cz>
10149 PR tree-optimization/42366
10150 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
10151 edges with variable number of parameters.
10152 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
10153 flag instead of asserting it.
10154 (ipa_read_node_info): Read uses_analysis_done flag.
10156 2010-01-04 Richard Guenther <rguenther@suse.de>
10158 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
10159 iterative_hash_* as intended.
10160 (vn_reference_compute_hash): Likewise. Simplify hashing
10162 (vn_reference_lookup_2): Likewise.
10163 (vn_nary_op_compute_hash): Likewise.
10164 (vn_phi_compute_hash): Likewise.
10165 (expressions_equal_p): Remove strange code.
10166 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
10167 (pre_expr_hash): Likewise. Simplify hashing SSA names.
10168 (bitmap_insert_into_set_1): Take value-id as parameter.
10169 (add_to_value): Pass it.
10170 (bitmap_insert_into_set): Likewise.
10171 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
10173 2010-01-04 Jakub Jelinek <jakub@redhat.com>
10176 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
10177 (do_self_spec): For switches with SWITCH_IGNORE set set also
10178 SWITCH_IGNORE_PERMANENTLY.
10179 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
10182 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
10184 * lto-streamer-out.c (output_unreferenced_globals): Output the full
10185 tree of an unreferenced global var.
10187 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10190 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
10191 GTU to GT for V4SI and V2DI.
10193 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
10194 (umin<mode>3): Removed.
10196 (uminv4si3): Likewise.
10198 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
10201 * collect2.c (main): Turn on trace in collect2 if -v is passed
10204 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
10206 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
10207 description of expression operand.
10209 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
10211 * configure.ac: Add install-html to target_list for Make-hooks.
10212 * configure: Regenerate.
10213 * fortran/Make-lang.in (F95_HTMLFILES): New.
10214 (fortran.html): Use it.
10215 (fortran.install-html): New.
10216 * Makefile.in (install-html): Add lang.install-html.
10217 * java/Make-lang.in (JAVA_HTMLFILES): New.
10218 (java.html): Use it.
10219 (java.install-html): New.
10220 * objc/Make-lang.in (objc.install-html): New.
10221 * objcp/Make-lang.in (obj-c++.install-html): New.
10222 * cp/Make-lang.in (c++.install-html): New.
10223 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
10224 * lto/Make-lang.in (lto.install-html): New.
10226 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10229 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
10231 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
10233 PR rtl-optimization/41862
10234 * store-motion.c (store_killed_in_insn, compute_store_table,
10235 remove_reachable_equiv_notes, replace_store_insn,
10236 build_store_vectors): Ignore all DEBUG_INSNs.
10238 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
10241 * common.opt: Add dumpdir.
10243 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
10245 (option_map): Add --dumpdir.
10247 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
10249 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
10251 * opts.c (decode_options): Try dump_dir_name first if
10252 dump_base_name isn't an absolute path.
10253 (common_handle_option): Handle OPT_dumpdir.
10255 * toplev.c (dump_dir_name): New.
10256 (print_switch_values): Also ignore -dumpdir.
10258 * toplev.h (dump_dir_name): New.
10260 2010-01-03 Richard Guenther <rguenther@suse.de>
10262 PR tree-optimization/42589
10263 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
10264 double-word expansion of bswap32.
10266 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
10268 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
10269 with BLOCK_FOR_INSN.
10270 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
10271 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
10272 noce_process_if_block): Likewise.
10273 * gcse.c (compute_local_properties, insert_expr_in_table,
10274 insert_set_in_table, canon_list_insert, find_avail_set,
10275 pre_insert_copy_insn): Likewise.
10277 * basic-block.h (BLOCK_NUM): Move from here...
10278 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
10280 2010-01-03 Richard Guenther <rguenther@suse.de>
10282 PR tree-optimization/42438
10283 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
10284 contains_may_not_return_call flag.
10285 (BB_MAY_NOTRETURN): New.
10286 (valid_in_sets): Trapping nary operations are not valid
10287 in blocks that may not return.
10288 (insert_into_preds_of_block): Remove check for trapping expressions.
10289 (compute_avail): Compute also BB_MAY_NOTRETURN.
10291 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
10293 * doc/invoke.texi: Add 2010 to copyright years.
10295 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
10297 * config/sparc/sparc.c: Fix formatting nits.
10299 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
10300 Alexander Monakov <amonakov@ispras.ru>
10302 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
10304 2010-01-02 Richard Guenther <rguenther@suse.de>
10306 PR middle-end/42577
10307 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
10308 (simplify_switch_using_ranges): Mark to be removed edges
10311 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10313 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
10315 * collect2.c (scan_libraries): Add missing argument in call to
10318 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
10321 * config/alpha/predicates.md (aligned_memory_operand): Return false
10323 (unaligned_memory_operand): Return true for CQImode.
10324 * config/alpha/alpha.c (get_aligned_mem): Assert that location
10325 doesn not cross aligned SImode word boundary.
10327 2010-01-02 Anatoly Sokolov <aesok@post.ru>
10329 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
10331 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
10332 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
10334 2010-01-02 Richard Guenther <rguenther@suse.de>
10337 * toplev.c (compile_file): Emit LTO marker properly. Change
10338 it to __gnu_lto_v1.
10339 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
10341 2010-01-01 Richard Guenther <rguenther@suse.de>
10344 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
10346 2010-01-01 Richard Guenther <rguenther@suse.de>
10349 * c-decl.c (grokdeclarator): For zero-size arrays force
10350 structural equality checks as layout_type does.
10352 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10354 * builtins.c: Update copyright to 2010.
10356 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
10359 * lto-streamer-out.c (produce_asm): Revert the last change.
10360 (copy_function): Likewise.
10362 * lto-streamer.c (lto_get_section_name): Skip any leading
10365 2010-01-01 Richard Guenther <rguenther@suse.de>
10367 PR middle-end/42559
10368 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
10372 Copyright (C) 2010 Free Software Foundation, Inc.
10374 Copying and distribution of this file, with or without modification,
10375 are permitted in any medium without royalty provided the copyright
10376 notice and this notice are preserved.