1 2009-10-22 Jan Hubicka <jh@suse.cz>
4 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about global vars.
5 (check_call): Handle only indirect calls.
6 (propagate_bits): Update comment.
7 (write_node_summary_p): Turn bogus check to assert.
8 (ipa_reference_write_summary): Stream calls_read_all properly.
9 (ipa_reference_read_summary): Stream in calls_read_all properly.
10 (read_write_all_from_decl): New function.
11 (propagate): Handle OVERWRITABLE nodes and external calls here.
12 * ipa-pre-const.c (check_call): In IPA mode handle indirect calls
14 (analyze_function): Do not check visibility here.
15 (add_new_function): We summary OVERWRITABLE too.
16 (generate_summary): Stream OVERWRITABLE nodes too.
17 (propagate): Handle external calls and OVERWRITABLE nodes here.
18 (local_pure_const): Check visibility here.
20 2009-10-22 Jan Hubicka <jh@suse.cz>
22 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
23 (pass_ipa_cp): Register them.
24 (ipcp_init_stage): Analyze all functions for whopr/lto.
25 (ipcp_propagate_stage): Skip external calls.
26 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
27 * ipa-reference.c (write_node_summary_p): Fix thinko about availability.
28 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
29 when in ltrans, skip executing of ipa passes since everything should've
31 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
32 (inline_generate_summary): Likewise.
33 (inline_read_summary): New function.
34 (inline_write_summary): New function.
35 (pass_ipa_inline): Register new hooks.
36 * ipa-prop.c: Inlcude lto-streamer.h
37 (ipa_edge_args_vector): Update declaration.
38 (ipa_count_arguments, ipa_compute_jump_functions,
39 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
40 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
41 ipa_read_node_info): New static functions.
42 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
43 (duplicate_array): Use xmalloc.
44 (duplicate_ggc_array): New.
45 (ipa_edge_duplication_hook): Use it.
46 (ipa_update_after_lto_read): New function.
47 * ipa-prop.h (ipa_prop_write_jump_functions,
48 ipa_prop_read_jump_functions): Declare.
49 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
50 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
51 (ipa_edge_args_vector): Move into GGC.
52 (ipa_check_create_edge_args): Update.
53 (ipa_update_after_lto_read): New.
54 * passes.c (ipa_write_summaries_1): When in wpa, do not write summaries.
55 (ipa_read_summaries): When in ltrans, so not read summaries.
56 * lto-streamer.c (lto_get_section_name): Add LTO_section_jump_functions.
57 * lto-streamer.h (LTO_section_jump_functions): New section.
58 (produce_asm): Declare.
59 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
60 * lto-streamer-out.c (produce_asm): Export.
61 * lto-streamer-in.c: Include tree-pass.h
62 (input_function): Free dominance info when done.
63 (lto_read_body): Push ipa_inline in ltrans stage.
64 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
65 * Makefile.in (GTFILES): Add ipa-prop.h
67 2009-10-22 Matthias Klose <doko@ubuntu.com>
69 * doc/install.texi: Document --enable-browser-plugin.
71 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
73 * doc/invoke.texi (fira-loop-pressure): Update default value.
74 * opts.c (decode_options): Remove default value setting for
75 flag_ira_loop_pressure.
76 * config/ia64/ia64.c (ia64_override_options): Set
77 flag_ira_loop_pressure up for -O3.
78 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
80 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
82 PR tree-optimization/41497
83 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
84 chrec_dont_know if the evolution function returned by follow_ssa_edge
85 is constant in the analyzed loop and is not compatible with the
86 initial value before the loop.
87 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
89 2009-10-21 Joseph Myers <joseph@codesourcery.com>
91 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
93 2009-10-21 Jakub Jelinek <jakub@redhat.com>
96 * doc/invoke.texi: Document -print-multi-os-directory.
98 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
101 * gcc/config/darwin10.h: Use default_emit_unwind_label.
102 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
103 when darwin_emit_unwind_label is used.
105 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
107 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
110 2009-10-20 Richard Henderson <rth@redhat.com>
112 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
113 before emit_post_landing_pad.
115 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
117 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
118 Use when calling rtx_costs.
119 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
120 global optimize_size. Pass speed to mips_binary_cost.
122 2009-10-20 Jakub Jelinek <jakub@redhat.com>
124 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
127 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
129 * rtl.h (simplify_replace_fn_rtx): Declare.
130 (wrap_constant, unwrap_constant): Delete.
131 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
132 (expand_debug_expr): Don't call wrap_constant.
133 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
134 (auto_adjust_pair): Fold into...
135 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
136 Just return a new value.
137 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
138 otherwise use simplify_replace_rtx.
139 * cselib.c (wrap_constant): Reinstate old definition.
140 (cselib_expand_value_rtx_1): Don't wrap constants.
141 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
142 simplify_replace_rtx.
143 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
144 * reload1.c (reload): Skip all uses for an insn before adjusting it.
145 Use simplify_replace_rtx.
146 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
148 (simplify_replace_rtx): ...here. Turn into a wrapper for
149 simplify_replace_fn_rtx.
150 (simplify_unary_operation): Don't unwrap CONSTs.
151 * var-tracking.c (check_wrap_constant): Delete.
152 (vt_expand_loc_callback): Don't call it.
153 (vt_expand_loc): Likewise.
155 2009-10-20 Pascal Obry <obry@adacore.com>
156 Eric Botcazou <ebotcazou@adacore.com>
158 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
160 2009-10-20 Michael Matz <matz@suse.de>
162 * loop-invariant.c (create_new_invariant): Use different magic number.
164 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
167 * arm.c (arm_override_options): Forcibly disable hot/cold block
170 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
173 * haifa-sched.c (try_ready): Skip debug deps updating speculation
176 2009-10-20 Richard Guenther <rguenther@suse.de>
178 * ggc-page.c: Include cfgloop.h.
179 (struct max_alignment): Drop long double, add void *.
180 (extra_order_size_table): Add low non-power-of-two multiples
181 of MAX_ALIGNMENT. Drop small type-based entries, add
182 tree_type, cgraph_node and loop.
183 * alloc-pool.c (struct allocation_object_def): Drop long double
186 2009-10-20 Jakub Jelinek <jakub@redhat.com>
189 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
190 referenced just in DEBUG_INSNs.
192 2009-10-20 Richard Guenther <rguenther@suse.de>
195 * gimple.c (gimple_register_type): Make sure we register
196 the types main variant first.
198 2009-10-20 Richard Guenther <rguenther@suse.de>
200 * gimple.c (gimple_types_compatible_p): Simplify. Move
201 cheap checks before hashtable queries. Add checks for
202 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
204 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
206 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
207 without size or with size that can't be represented as a host integer.
209 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
211 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
212 the removal of a debug stmt as a significant change.
214 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
216 * config/s390/s390.md: Added agen condition to operand
218 Added bypass for early address generation use of int results.
221 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
223 * config/i386/i386.c: Remove signal.h #include.
225 2009-10-20 Jie Zhang <jie.zhang@analog.com>
227 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
228 * doc/rtl.texi: Document ss_abs.
230 2009-10-19 Jakub Jelinek <jakub@redhat.com>
232 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
233 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
234 instead of C_LEX_RAW_STRINGS.
235 (lex_string): Handle CPP_UTF8STRING.
236 * c-parser.c (c_parser_postfix_expression): Likewise.
237 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
238 (C_LEX_STRING_NO_JOIN): ... this.
240 2009-10-19 Anatoly Sokolov <aesok@post.ru>
242 * config/cris/cris.c (cris_function_value, cris_libcall_value,
243 cris_function_value_regno_p): New functions.
244 (cris_promote_function_mode): Update comment.
245 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
246 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
247 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
248 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
250 2009-10-19 Jakub Jelinek <jakub@redhat.com>
252 * unwind-dw2.c (execute_stack_op): Fix operand order for
253 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
255 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
257 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
258 (lower_stmt) <GIMPLE_BIND>: Add comment.
259 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
261 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
262 Otherwise lower it and set cannot_fallthru to true.
263 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
264 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
265 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
266 to true for a noreturn call. Do not remove statements.
267 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
268 Set cannot_fallthru to false on function exit.
269 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
270 <GIMPLE_ASSIGN>: Remove.
272 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
274 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
276 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
278 * config/s390/s390.c (s390_z10_optimize_cmp): Use
279 next/prev_active_insn to skip DEBUG_INSNs as well.
281 2009-10-19 Joseph Myers <joseph@codesourcery.com>
283 * config/arm/arm.c (output_move_neon): Use DImode in call to
286 2009-10-19 Matthias Klose <doko@ubuntu.com>
289 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
291 2009-10-19 Jakub Jelinek <jakub@redhat.com>
293 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
295 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
298 * optabs.c (expand_binop): Make mode of shift count expression mode
299 of shift count not target.
302 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
304 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
305 case. Force using values to replace references within the statement.
306 (convert_local_reference_stmt): Likewise.
308 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
310 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
311 remove a subsequent GOTO or RETURN statement.
313 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
315 * config/avr.md (*movqi): Add zero as equally preferable constraint
319 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
321 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
323 2009-10-17 Richard Guenther <rguenther@suse.de>
325 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
327 2009-10-17 Richard Guenther <rguenther@suse.de>
329 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
330 operands in COMPONENT_REFs.
332 2009-10-17 Anatoly Sokolov <aesok@post.ru>
334 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
335 if not defined. Change type of second argument to const_rtx.
336 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
338 * targhooks.h (default_libcall_value): Update prototype.
339 * target.h (struct gcc_target): Change type of second argument of
340 libcall_value to const_rtx.
341 * config/arm/arm.c (arm_libcall_value): Change type of second argument
343 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
344 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
346 2009-10-17 Jakub Jelinek <jakub@redhat.com>
349 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
350 * cgraphunit.c (cgraph_optimize): Call it.
351 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
352 (dwarf2out_assembly_start): ... here. New hook.
353 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
354 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
356 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
357 * sdbout.c (sdb_debug_hooks): Likewise.
358 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
359 (vmsdbgout_assembly_start): New hook.
361 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
363 * rtl.h (RTL_LOCATION): Fix typo.
365 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
367 * print-rtl.c (print_rtx): Print locators in asm_operands
370 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
373 * sched-deps.c (depl_on_debug_p): New.
374 (attach_dep_link): Reject debug deps before nondebug deps.
375 (add_to_deps_list): Insert debug deps after nondebug deps.
376 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
378 (sd_add_dep): Do not reject debug deps.
379 (add_insn_mem_dependence): Don't count debug deps.
380 (remove_from_deps): Likewise.
381 (sched_analyze_2): Set up mem deps on debug insns.
382 (sched_analyze_insn): Record reg uses for deps on debug insns.
383 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
384 try_ready nondebug insn after debug insn.
385 * ddg.c (create_ddg_dep_from_intra_loop_link,
386 create_ddg_dep_no_link): Don't reject debug deps.
388 2009-10-16 Richard Guenther <rguenther@suse.de>
390 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
391 (maybe_merge_incomplete_and_complete_type): Likewise.
392 (lto_symtab_merge): Do not call them. Do not warn for
393 complete vs. incomplete compatible types.
394 (lto_symtab_merge_decls_2): Simplify.
395 * gimple.c (gimple_force_type_merge): Remove.
396 (gimple_types_compatible_p): Make it static.
397 * gimple.h (gimple_force_type_merge): Remove.
398 (gimple_types_compatible_p): Likewise.
400 2009-10-16 Jakub Jelinek <jakub@redhat.com>
402 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
403 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
405 2009-10-16 Richard Guenther <rguenther@suse.de>
407 PR tree-optimization/41728
408 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
409 if fold_stmt did anything.
411 2009-10-16 Richard Guenther <rguenther@suse.de>
414 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
415 (maybe_fixup_handled_component): New function.
416 (input_gimple_stmt): Fixup mismatched decl replacements.
418 2009-10-16 Richard Guenther <rguenther@suse.de>
421 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
422 the same as VAR_DECL.
424 2009-10-16 Richard Guenther <rguenther@suse.de>
426 * gimple.c (iterative_hash_gimple_type): For integer types
427 also hash their minimum and maximum values and the string flag.
428 For array types hash their domain and the string flag.
430 2009-10-16 Richard Guenther <rguenther@suse.de>
432 * gimple.c (gimple_types_compatible_p): Restrict completing
433 types to record or unions. Simplify completion.
434 Do not merge records or unions with different
435 TYPE_STRUCTURAL_EQUALITY_P tag.
436 (iterative_hash_gimple_type): Restrict non-recursing into
437 pointer targets for records and unions.
439 2009-10-15 Jakub Jelinek <jakub@redhat.com>
442 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
443 * dwarf2out.c (mem_loc_descriptor): Don't handle
444 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
445 punt if it is not lowpart subreg or if inner mode isn't
448 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
450 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
451 investigating previous or next insns.
453 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
455 * tree-sra.c (build_ref_for_offset_1): Update comment.
457 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
459 * config/s390/s390.md (atype): Added missing values.
461 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
464 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
465 (casesi64p): Update pattern to reflect above.
467 2009-10-15 Steve Ellcey <sje@cup.hp.com>
469 PR rtl-optimization/41697
470 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
472 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
475 * config/rs6000/predicates.md: Update copyright year.
476 * config/rs6000/altivec.md: Ditto.
478 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
479 (MD_INCLUDES): Add a2.md.
481 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
482 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
483 (builtin_classify): New static vector to classify various builtins
484 to get the tree attributes correct.
485 (def_builtin): Set the attributes of builtins based on what the
486 builtin does (i.e. memory operation, floating point, saturation
487 need special attributes, others are pure functions).
489 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
491 (enum rs6000_builtins): Include rs6000-builtin.def to define the
492 builtins. Change the end marker to MAX_RS6000_BUILTINS from
493 RS6000_BUILTIN_COUNT.
494 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
497 * config/rs6000/rs6000-builtin.def: New file that combines the
498 builtin enumeration name and attributes.
500 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
502 * config/i386/linux.h (ASM_SPEC): Add --32.
504 2009-10-15 Jakub Jelinek <jakub@redhat.com>
506 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
507 and DW_TAG_template_alias.
508 (dwarf_attr_name): Handle DW_AT_main_subprogram,
509 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
510 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
511 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
512 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
513 and DW_AT_GNU_odr_signature.
514 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
515 DW_FORM_flag_present and DW_FORM_ref_sig8.
516 (output_signature): Only print name on the first byte.
517 (output_die): Likewise for dw_val_class_data8.
519 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
521 * doc/invoke.texi: Clarify that most optimizations are not enabled
524 2009-10-15 Richard Guenther <rguenther@suse.de>
527 * gimple.c (compare_type_names_p): Handle anonymous names
528 differently based on new mode argument.
529 (gimple_types_compatible_p): For structs also compare the tags.
530 (iterative_hash_type_name): Rename to ...
531 (iterative_hash_name): ... this. Hash all names.
532 (iterative_hash_gimple_type): Fix hashing the struct tag of
533 pointer targets. Hash field decl names.
535 2009-10-15 Richard Guenther <rguenther@suse.de>
538 * gimple.c (gimple_get_alias_set): Avoid recursing on
539 invalid type topology.
541 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
543 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
545 2009-10-15 Richard Guenther <rguenther@suse.de>
547 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
549 2009-10-15 Jakub Jelinek <jakub@redhat.com>
551 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
552 add --with-tune{,-32,-64} configured default for -mtune if explicit
555 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
557 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
559 2009-10-14 DJ Delorie <dj@redhat.com>
561 * config/h8300/h8300.c (F): New.
563 (h8300_emit_stack_adjustment): Call them.
565 (h8300_push_pop): Likewise.
566 (h8300_expand_prologue): Likewise.
567 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
568 (MUST_USE_SJLJ_EXCEPTIONS): Define.
569 (INCOMING_RETURN_ADDR_RTX): Define.
570 (INCOMING_FRAME_SP_OFFSET): Define.
571 (DWARF_CIE_DATA_ALIGNMENT): Define.
573 2009-10-14 Jakub Jelinek <jakub@redhat.com>
575 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
576 fields in builtin structs.
577 (finalize_record_size): Likewise.
579 2009-10-14 Richard Guenther <rguenther@suse.de>
581 * gimple.c (gtc_ob): New global.
582 (struct type_pair_d): Replace pointers with type UIDs.
583 (type_pair_hash): Adjust.
584 (type_pair_eq): Likewise.
585 (lookup_type_pair): Likewise. Allocate from an obstack.
586 (gimple_force_type_merge): Adjust.
587 (gimple_types_compatible_p): Likewise.
588 (free_gimple_type_tables): Free the obstack.
590 2009-10-14 Jakub Jelinek <jakub@redhat.com>
592 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
593 stmts setting DEBUG_EXPR_DECLs.
595 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
596 Don't crash if mode1 is VOIDmode.
598 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
600 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
601 * params.h (IRA_LOOP_RESERVED_REGS): New.
602 * tree-pass.h (pass_subregs_of_mode_init,
603 pass_subregs_of_mode_finish): Remove.
604 * passes.c (pass_subregs_of_mode_init,
605 pass_subregs_of_mode_finish): Remove.
606 (pass_reginfo_init): Move before loop optimizations.
607 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
608 * common.opt (fira-loop-pressure): New.
609 * toplev.h (flag_ira_loop_pressure): New.
610 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
611 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
612 Make external and void type functions.
613 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
614 pass_subregs_of_mode_finish): Remove.
615 * ira-costs.c (init_costs): Call init_subregs_of_mode.
616 * regmove.c: Include ira.h.
617 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
618 register pressure calculation in loops.
619 * loop-invariant.c: Include REGS_H and ira.h.
620 (struct loop_data): New members max_reg_pressure, regs_ref, and
622 (struct invariant): New member orig_regno.
623 (curr_loop): New variable.
624 (find_exits): Initialize regs_ref and regs_live.
625 (create_new_invariant): Initialize orig_regno.
626 (get_cover_class_and_nregs): New.
627 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
628 array. Add code for flag_ira_loop_pressure.
629 (gain_for_invariant): Make new_regs an array. Add code for
630 flag_ira_loop_pressure.
631 (best_gain_for_invariant): Ditto.
632 (set_move_mark): New parameter gain. Use it for debugging output.
633 (find_invariants_to_move): Make regs_needed and new_regs an array.
634 Add code for flag_ira_loop_pressure.
635 (move_invariant_reg): Set up orig_regno.
636 (move_invariants): Set up reg classes for pseudos for
637 flag_ira_loop_pressure.
638 (free_loop_data): Clear regs_ref and regs_live.
639 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
640 get_regno_cover_class, change_pressure, mark_regno_live,
641 mark_regno_death, mark_reg_store, mark_reg_clobber,
642 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
643 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
644 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
645 register pressure calculation in loops if new regs were added.
646 Call finish_subregs_of_mode.
647 * opts.c (decode_options): Set up flag_ira_loop_pressure.
648 * Makefile.in (loop-invariant.o): Add ira.h.
650 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
652 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
654 2009-10-14 Richard Guenther <rguenther@suse.de>
656 * lto-symtab.c (lto_symtab_compatible): Fold in ...
657 (lto_symtab_merge): ... here. Rewrite both to take the
658 prevailing and a to-be-merged entry and to queue diagnostics properly.
659 (lto_symtab_resolve_replaceable_p): New predicate for
661 (lto_symtab_resolve_can_prevail_p): Likewise.
662 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
663 handles merging commons by choosing the largest decl. Fold
664 in code that gives ODR errors.
665 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
667 (lto_symtab_merge_decls_1): Re-structure. Deal with the
668 case of no prevailing decl here. Diagnose mismatches
669 in object types here. Drop all but the prevailing decls.
670 (lto_symtab_prevailing_decl): Return the single prevailing decl.
671 * lto-streamer-in.c (lto_input_tree_ref): Deal with
672 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
674 2009-10-14 Richard Guenther <rguenther@suse.de>
677 * lto-streamer-in.c (input_bb): Replace debug stmts with
678 nops instead of dropping them.
680 2009-10-14 Nick Clifton <nickc@redhat.com>
682 * gcc/doc/extended.texi: Replace the dash character with @minus{}
683 in situations where it is being used as a minus symbol.
684 * gcc/doc/tm.texi: Likewise.
685 * gcc/doc/md.texi: Likewise.
687 2009-10-14 Jakub Jelinek <jakub@redhat.com>
689 PR preprocessor/41543
690 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
691 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
692 * tree.c: Include intl.h.
693 (expand_location): Handle BUILTINS_LOCATION.
694 * Makefile.in (tree.o): Depend on intl.h.
697 * dwarf2out.c (dwarf2out_var_location): Always clear
698 last_postcall_label when changing last_label.
700 2009-10-14 Pascal Obry <obry@adacore.com>
702 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
703 (process_command): Handle -E as done with -c and -S. Do not add
704 the target executable suffix to the output file when -E is used.
705 (main): Adjust error message accordingly.
707 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
713 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
715 (tree_code_size): Likewise.
717 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
719 * builtins.c (fold_builtin_1): Support complex "arc" functions.
720 * real.h (HAVE_mpc_arc): Define.
722 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
724 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
725 (struct builtin_description): Add fndecl field.
726 (bdesc): Remove const qualifier. Update initializer.
727 (sh_media_init_builtins): Remove const qualifier for d. Record
728 the result of add_builtin_function to the fndecl field.
729 (sh_builtin_decl): New.
730 (sh_media_builtin_decl): New.
732 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
735 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
736 requests between special registers.
738 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
740 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
742 2009-10-13 Richard Henderson <rth@redhat.com>
744 PR tree-optimization/41377
745 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
746 (cleanup_empty_eh_merge_phis): New change_region parameter;
747 pass it on to redirect_eh_edge_1. Update callers.
748 (cleanup_empty_eh_unsplit): Don't require an existing EH label
749 at the destination block.
751 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
753 * passes.c (register_pass): Replaced gcc_unreachable by
754 fatal_error on failure. Mentions plugins in comments & messages.
756 2009-10-13 Jakub Jelinek <jakub@redhat.com>
759 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
760 * sched-vis.c (print_value): Use it.
761 * cselib.c (cselib_hash_rtx): Likewise.
762 * print-rtl.c (print_rtx): Likewise.
763 * cfgexpand.c (expand_debug_rtx): Likewise.
764 * var-tracking.c (vt_expand_loc_callback): Likewise.
766 2009-10-13 Richard Guenther <rguenther@suse.de>
769 * opts.c (handle_option): Split out code to handle setting
770 the options flag var ...
771 (set_option): ... here.
772 * opts.h (set_option): Declare.
773 * lto-opts.c (register_user_option_p): Include -fexceptions
774 and all position independent code variants.
775 (handle_common_option): Remove.
776 (lto_reissue_options): Use set_option.
778 2009-10-13 Martin Jambor <mjambor@suse.cz>
780 PR tree-optimization/41661
781 * ipa-prop.c (compute_complex_pass_through): Allow only operations
782 that are tcc_comparisons or do not change the type in any
784 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
785 folding tcc_comparison operations.
787 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
789 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
792 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
798 * tree.def (DEBUG_EXPR_DECL): New.
799 * rtl.def (DEBUG_EXPR): New.
800 * gengtype.c (adjust_field_rtx_def): Handle it.
801 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
802 (insert_debug_temp_for_var_def): ... this. Drop support for
803 moving. Take iterator for def stmt; insert debug stmt before it.
804 Scan early for use count and kind in debug stmts.
805 (propagate_defs_into_debug_stmts): Rename to...
806 (insert_debug_temps_for_defs): ... this. Likewise.
807 * tree.h (DEBUG_TEMP_UID): New.
808 * tree.c (next_debug_decl_uid): New.
809 (make_node_stat): Count debug decls separately.
810 (copy_node_stat): Likewise.
811 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
812 * var-tracking.c (dv_is_decl_p): Recognize it.
813 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
814 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
815 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
816 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
817 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
818 (cselib_hash_rtx): Likewise.
819 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
820 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
822 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
823 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
824 * rtl.c (copy_rtx): Likewise.
825 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
826 * print-rtl.c (print_rtx): Likewise.
827 * sched-vis.c (print_value): Likewise.
828 (print_insn): Handle DEBUG_EXPR_DECL.
829 * tree-dump.c (dequeue_and_dump): Likewise.
830 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
831 * gimple-iterator (gsi_replace): Check for same lhs.
832 (gsi_remove): Insert debug temps.
833 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
834 (move_computations_stmt): Drop explicit propagation into debug stmts.
835 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
836 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
837 * tree-ssa-sink.c (statement_sink_location): Likewise.
838 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
839 * tree-ssanames.c (release_ssa_name): Adjust for rename.
840 * tree-flow.h: Likewise.
841 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
842 debug temps without values.
843 (eliminate_unnecessary_stmts): Don't discard just-inserted
846 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
849 * config/cris/cris.md (andu): Check that operand 1 is one of the
850 general registers. Fix typo in head comment.
852 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
854 * config/i386/i386.md (vswapmov): New.
855 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
856 (ix86_function_ms_hook_prologue): New.
857 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
858 * configure.ac: Test for swap suffix support in as.
859 * configure: Rebuild.
861 2009-10-12 Jakub Jelinek <jakub@redhat.com>
864 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
865 paradoxical subregs to prevent partial register stalls if the inner
866 mode is integer mode.
868 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
870 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
872 2009-10-12 Dodji Seketeli <dodji@redhat.com>
875 * gcc/dwarf2out.c (template_parameter_pack_die,
876 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
878 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
881 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
883 (maybe_register_def): Likewise. Take stmt iterator.
884 (rewrite_update_stmt): Take stmt iterator and pass it on.
885 (rewrite_update_enter_block): Pass stmt iterator.
887 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
889 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
890 (spu_builtin_decl): New function.
892 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
894 * config/i386/i386.md (SWIM): New mode iterator.
895 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
896 using SWIM mode iterator.
897 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
898 patterns using SWI48 mode iterator.
899 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
900 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
901 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
902 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
903 patterns using SWI248 mode iterator.
904 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
905 gen_x86_movdicc_0_m1_rex64 for renamed function
907 2009-10-11 Jose Ruiz <ruiz@adacore.com>
908 Eric Botcazou <ebotcazou@adacore.com>
911 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
912 * config/sparc/sol2-unwind.h: New file.
914 2009-10-11 Olivier Hainque <hainque@adacore.com>
915 Eric Botcazou <ebotcazou@adacore.com>
918 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
919 * config/i386/sol2-unwind.h: New file.
921 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
924 * config/i386/i386.md (addsi_1_zext): Get the proper second
927 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
929 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
930 all OLD_RTXes, not just REGs. Use copy_rtx to create the
933 2009-10-11 Richard Guenther <rguenther@suse.de>
935 * gimple.c (iterative_hash_type_name): Do not handle special
938 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
940 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
941 (*setcc_si_1_and): Ditto.
942 (*setcc_si_1_movzbl): Ditto.
943 (*setcc_<mode>_2): Ditto.
944 (*setcc_qi): Rename from *setcc_1.
945 (*setcc_qi_slp): Rename from *setcc_2.
947 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
948 (*zero_extendqisi2_movzbw_and splitter): Ditto.
950 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
951 "if" condition, there is already assert with reload_completed present.
953 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
955 * plugin.c (try_init_one_plugin): Improve constness of variable err.
957 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
959 * doc/install.texi (Final install): Refer to
960 http://gcc.gnu.org/bugs/ for bug reporting.
962 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
964 * configure.ac: Add test for dci instruction.
965 * configure: Regenerate.
966 * config.in: Likewise.
967 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
968 * doc/invoke.texi: Add cpu_type 476 and 476fp.
969 (-mmulhw): Add 476 to description.
971 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
972 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
973 (processor_target_table): Add 476 and 476fp entries.
974 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
975 (rs6000_issue_rate): Add CPU_PPC476.
976 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
977 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
978 (processor_type): Add PROCESSOR_PPC476.
979 (EXTRA_SPECS): Add asm_cpu_476 string.
980 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
981 (define_attr "cpu"): Add ppc476.
983 Update comments for 476.
984 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
985 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
986 Update copyright year.
987 * config/rs6000/476.md: New file.
988 * config/rs6000/40x.md: Add description for "isel" attribute.
989 Update copyright year.
990 * config/rs6000/440.md: Likewise.
991 * config/rs6000/603.md: Likewise.
992 * config/rs6000/6xx.md: Likewise.
993 * config/rs6000/7450.md: Likewise.
994 * config/rs6000/7xx.md: Likewise.
995 * config/rs6000/8540.md: Likewise.
996 * config/rs6000/cell.md: Likewise.
997 * config/rs6000/e300c2c3.md: Likewise.
998 * config/rs6000/e500mc.md: Likewise.
999 * config/rs6000/mpc.md: Likewise.
1000 * config/rs6000/power4.md: Likewise.
1001 * config/rs6000/power5.md: Likewise.
1002 * config/rs6000/power6.md: Likewise.
1003 * config/rs6000/power7.md: Likewise.
1004 * config/rs6000/rios1.md: Likewise.
1005 * config/rs6000/rios2.md: Likewise.
1006 * config/rs6000/rs64.md: Likewise.
1008 2009-10-10 Richard Guenther <rguenther@suse.de>
1010 PR tree-optimization/41654
1011 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1012 a cond expr before calling gimple_cond_set_condition_from_tree.
1013 (ifcombine_iforif): Likewise.
1015 2009-10-09 Ian Lance Taylor <iant@google.com>
1017 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1018 * configure: Rebuild.
1020 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1022 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1025 2009-10-09 Richard Guenther <rguenther@suse.de>
1028 * target-def.h (TARGET_BUILTIN_DECL): Define.
1029 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1030 * target.h (struct gcc_target): Add builtin_decl target hook.
1031 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1032 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1034 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1035 not gcc_unreachable.
1036 (lto_output_builtin_tree): Sorry if the target does not support
1037 streaming target builtins.
1038 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1039 (rs6000_builtin_decl): New function.
1040 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1041 (ix86_builtin_decl): New function.
1043 2009-10-09 Jakub Jelinek <jakub@redhat.com>
1045 PR preprocessor/41445
1046 * c-ppoutput.c (do_line_change): New function.
1047 (cb_line_change): Use it.
1048 (scan_translation_unit): Call do_line_change if
1049 avoid_paste or PREV_WHITE and token location is on a different line
1050 than print.src_line.
1053 * dwarf2out.c (dwarf2out_init): Test whether
1054 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
1057 PR rtl-optimization/41646
1058 * calls.c (expand_call): For BLKmode types returned in registers
1059 avoid likely spilled hard regs in copy_blkmode_from_reg generated
1062 2009-10-09 Richard Guenther <rguenther@suse.de>
1064 PR tree-optimization/41634
1065 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
1066 we remove the correct elements.
1067 (optimize_stmt): Make sure to update stmt operands before
1068 optimizing redundancies.
1070 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1072 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
1074 2009-10-09 Richard Guenther <rguenther@suse.de>
1077 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
1079 (lto_wrapper_exit): New function.
1081 (fatal_perror): Likewise.
1082 (fork_execute): Use global args_name, do not free it.
1083 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
1084 * lto-streamer.h: Remove duplicate prototypes.
1086 2009-10-09 Richard Guenther <rguenther@suse.de>
1088 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
1089 before calling stmt_can_throw_external.
1091 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
1093 PR tree-optimization/40071
1094 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
1095 pointer if the original data reference doesn't conflict with the
1096 created vector data reference. Fix long line.
1098 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
1100 * config/i386/i386.md (any_div): New code iterator.
1101 (u): Handle div and udiv.
1103 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
1105 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
1106 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
1107 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
1108 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
1110 2009-10-08 Joseph Myers <joseph@codesourcery.com>
1112 * gcc.c (main): Remove trailing "." from diagnostics.
1114 2009-10-08 Cary Coutant <ccoutant@google.com>
1116 Add support for debugging with ICF (Identical Code Folding).
1117 * calls.c (debug.h): New #include.
1118 (emit_call_1): Call virtual_call_token debug hook.
1119 * common.opt (-fenable-icf-debug): New option.
1120 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
1121 locations in the source).
1122 (poc_label_num): New variable.
1123 (dcall_entry, vcall_entry): New typedefs.
1124 (dcall_table, vcall_table): New variables.
1125 (struct vcall_insn): New type.
1126 (vcall_insn_table): New variable.
1127 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
1128 (size_of_dcall_table): New function.
1129 (output_dcall_table): New function.
1130 (size_of_vcall_table): New function.
1131 (output_vcall_table): New function.
1132 (dwarf2out_direct_call): New function.
1133 (vcall_insn_table_hash): New function.
1134 (vcall_insn_table_eq): New function.
1135 (dwarf2out_virtual_call_token): New function.
1136 (dwarf2out_virtual_call): New function.
1137 (dwarf2out_init): Allocate new tables and sections.
1138 (prune_unused_types): Mark DIEs referenced from direct call table.
1139 (dwarf2out_finish): Output direct and virtual call tables.
1140 * final.c (final_scan_insn): Call direct_call and virtual_call
1142 * debug.h (struct gcc_debug_hooks): Add direct_call,
1143 virtual_call_token, virtual_call hooks.
1144 (debug_nothing_uid): New function.
1145 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
1146 (debug_nothing_uid): New function.
1147 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
1148 (xcoff_debug_hooks): Likewise.
1149 * sdbout.c (sdb_debug_hooks): Likewise.
1150 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1151 * doc/invoke.texi (-fenable-icf-debug): New option.
1153 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
1156 * regmove.c (regmove_backward_pass): Replace src with dst in the
1157 debug insn, and check for dst before rather than after.
1159 2009-10-08 Janis Johnson <janis187@us.ibm.com>
1161 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
1162 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
1164 2009-10-08 Jan Hubicka <jh@suse.cz>
1167 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
1168 do not mark cgraph nodes as needed.
1169 (record_references_in_initializer): Add new only_vars parameter.
1170 * cgraph.h (record_references_in_initializer): New parameter.
1171 * varasm.c (assemble_variable): Update call.
1172 * varpool.c (varpool_analyze_pending_decls): Always look for
1175 2009-10-08 Anatoly Sokolov <aesok@post.ru>
1177 * config/avr/avr.c (last_insn_address) Remove variable.
1178 (expand_prologue): Don't initialise last_insn_address variable.
1179 (final_prescan_insn): Don't output insn size.
1180 * config/avr/avr.opt (msize): Remove switch.
1181 * doc/invoke.texi (AVR Options): Remove documentation of -msize
1184 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
1186 * combine.c (label_tick_ebb_start): Fix comment.
1187 (combine_instructions): Set label_tick and label_tick_ebb_start before
1188 calling setup_incoming_promotions. Start them from 1. Increment
1189 label_tick instead of deriving it from the BB index. Rather than
1190 comparing ticks use the block from the previous iteration to decide
1191 whether to start a new EBB. Remove empty lines before function.
1193 2009-10-08 Michael Matz <matz@suse.de>
1196 * builtins.c (fold_builtin_isascii): Use fold_build2.
1197 (fold_builtin_isdigit): Ditto.
1198 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
1199 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
1200 remove_useless_stmts_cond, remove_useless_stmts_tf,
1201 remove_useless_stmts_tc, remove_useless_stmts_bind,
1202 remove_useless_stmts_goto, remove_useless_stmts_label,
1203 remove_useless_stmts_1, remove_useless_stmts,
1204 pass_remove_useless_stmts): Remove.
1205 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
1206 * passes.c (init_optimization_passes): Don't add
1207 pass_remove_useless_stmts.
1208 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1209 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1211 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1212 for static constants.
1213 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1214 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1216 2009-10-08 Richard Guenther <rguenther@suse.de>
1218 * gimple.c (free_gimple_type_tables): New function.
1219 * gimple.h (free_gimple_type_tables): Declare.
1221 2009-10-07 Mark Heffernan <meheff@google.com>
1223 * ipa-prop.c (ipa_print_node_params) Only print
1224 names of named arguments.
1226 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1228 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1229 being statically linked.
1231 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1233 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1235 2009-10-08 Jan Hubicka <jh@suse.cz>
1238 * ipa.c (cgraph_externally_visible_p,
1239 function_and_variable_visibility,
1240 whole_program_function_and_variable_visibility): Skip non-finalized
1243 2009-10-08 Nick Clifton <nickc@redhat.com>
1245 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1248 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1251 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1253 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1256 * c-common.c (c_fully_fold_internal): Strip nops from the result
1257 of recursive calls to c_fully_fold_internal.
1258 (c_wrap_maybe_const): New.
1259 (c_save_expr): Use c_wrap_maybe_const.
1260 * c-common.h (c_wrap_maybe_const): Declare.
1261 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1262 build_binary_op): Use c_wrap_maybe_const.
1264 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1266 * real.c: Fix comment to reflect actual exponent size.
1268 2009-10-08 Ben Elliston <bje@au.ibm.com>
1270 * config/rs6000/a2.md: Add FSF comment header.
1272 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1274 * config/i386/i386.md (any_extend): New code iterator.
1275 (u, s): New code attributes.
1277 (DWIH): Rewrite as code iterator for SI and DI modes.
1278 (DWI): Rewrite as mode attribute.
1279 (dwi): New mode attribute.
1280 (di): Depend on SI mode and DI mode.
1281 (doubleint_general_operand): Remove mode attribute.
1283 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1286 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1287 (*sub<mode>3_doubleword): Ditto.
1289 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1290 using SWIM248 mode iterator.
1291 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1292 using SWI48 mode iterator.
1293 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1294 patterns using DWIH mode iterator and any_extend code iterator.
1295 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1296 using any_extend code iterator.
1297 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1298 patterns using DWIH mode iterator and any_extend code iterator.
1299 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1300 using any_extend code iterator.
1301 (<s>mul<mode>3_highpart): Macroize expander from
1302 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1303 and any_extend code iterator.
1304 (*<s>muldi3_highpart_1): Macroize insn from
1305 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1306 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1307 patterns using any_extend code iterator.
1308 (*<s>mulsi3_highpart_zext): Macroize insn from
1309 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1311 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1313 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1314 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1315 refering to a DIE with DW_AT_const_value.
1317 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1320 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1322 2009-10-06 Jan Hubicka <jh@suse.cz>
1324 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1327 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1330 *lea_2_rex64): Move before *add<mode>_1 pattern.
1332 2009-10-07 Jan Hubicka <jh@suse.cz>
1334 * collect2.c (main): Add -fno-whole-program.
1335 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1337 2009-10-07 Jan Hubicka <jh@suse.cz>
1339 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1340 has no address taken.
1341 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1343 (cgraph_clone_node): Clear externally_visible flag for clones.
1344 * cgraph.h (cgraph_only_called_directly_p,
1345 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1346 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1347 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1348 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1349 ipcp_insert_stage): Likwise.
1350 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1351 externally_visible flag.
1352 (verify_cgraph_node): Verify that inline clones look right.
1353 (process_function_and_variable_attributes): Do not set
1354 externally_visible flags.
1355 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1357 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1359 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1360 clear externally_visible when turning into inline clones
1361 (cgraph_mark_inline_edge): Use new predicates.
1362 (cgraph_estimate_growth): Likewise.
1363 (cgraph_decide_inlining): Likewise.
1364 * ipa.c (cgraph_postorder): Likewise.
1365 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1366 that inline clones are not needed.
1367 (cgraph_externally_visible_p): New predicate.
1368 (function_and_variable_visibility): Add whole_program parameter;
1369 always set externally_visible flag; handle COMDAT function
1371 (local_function_and_variable_visibility): New function.
1372 (gate_whole_program_function_and_variable_visibility): New function.
1373 (whole_program_function_and_variable_visibility): New function.
1374 (pass_ipa_whole_program_visibility): New function.
1375 * passes.c (init_optimization_passes): Add whole program visibility
1377 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1378 not care about needed/reachable flags.
1379 * varpool.c: Include flags.h
1380 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1381 (varpool_finalize_decl): When we are in LTO read-back, all variables
1383 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1385 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1387 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1390 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1392 * config.gcc: Don't include the makefile fragments intended for
1394 * config/s390/fixdfdi.h: File removed.
1395 * config/s390/libgcc-glibc.ver: File removed.
1396 * config/s390/s390.h: Remove the fixdfdi.h hack.
1397 * config/s390/t-crtstuff: File moved to libgcc dir.
1398 * config/s390/t-linux: Likewise.
1399 * config/s390/t-tpf: libgcc specific parts removed.
1400 * config/s390/t-linux64: Likewise.
1402 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1404 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1405 (lto-compress.o): Likewise.
1407 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1410 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1411 dllexport to class members here.
1412 (i386_pe_determine_dllimport_p): Only check static class data for
1414 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1415 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1416 functions for vague linkage.
1417 (i386_pe_type_dllexport_p): Fix formatting.
1418 (maybe_add_dllexport) New function.
1419 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1422 2009-10-07 Ben Elliston <bje@au.ibm.com>
1424 * config/rs6000/a2.md: Remove duplicated lines.
1426 2009-10-07 Ben Elliston <bje@au.ibm.com>
1428 * config.gcc (powerpc*-*-*): Handle a2.
1429 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1430 * config/rs6000/a2.md: New file.
1431 * config/rs6000/rs6000.opt (mno-update): New.
1432 (mupdate): Return to using a mask, not a var.
1433 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1434 (enum processor_type): Add PROCESSOR_PPCA2.
1435 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1436 (rs6000_override_options): Add "a2" to processor_target_table.
1437 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1438 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1440 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1442 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1443 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1444 reference to nonexistent gen_truncxfxf2 function.
1446 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1448 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1449 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1450 (general_operand): Handle TI mode.
1451 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1452 using SDWIM mode iterator.
1453 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1454 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1455 using DWI mode iterator.
1456 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1457 patterns using SWI mode iterator.
1458 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1459 using SWI48 mode iterator.
1460 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1461 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1462 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1463 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1464 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1465 using SDWIM mode iterator.
1466 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1467 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1468 using DWI mode iterator.
1469 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1470 patterns using SWI mode iterator.
1471 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1472 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1473 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1474 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1475 patterns using plusminus code iterator.
1476 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1477 sub<mode>3 patterns using plusminus code iterator.
1478 * config/i386/i386.c (override_options): Update the call to
1479 gen_subdi_carry_rex64 for renamed function.
1480 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1481 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1482 calls to instruction expanders.
1484 2009-10-06 Martin Jambor <mjambor@suse.cz>
1487 * opts.c (decode_options): Run IPA-SRA at -O2.
1489 2009-10-06 Richard Guenther <rguenther@suse.de>
1491 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1493 2009-10-06 Tobias Burnus <burnus@net-b.de>
1496 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1497 -flto and -fwhole-program flags can be combined.
1499 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1502 * gcc.c (process_command): Check that -o argument was specified.
1504 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1506 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1508 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1510 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1511 * doc/invoke.texi (Warning Options): Annotate allowed languages
1512 for -Wunsuffixed-float-constants.
1514 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1516 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1517 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1518 same name and isn't the main variant.
1521 * dwarf2out.c (loc_by_reference): Removed.
1522 (dw_loc_list_1): New function.
1523 (dw_loc_list): Remove toplev argument, add want_address argument.
1524 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1525 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1526 want_address == 2 to dw_loc_list. For successful dw_loc_list
1527 set have_address to 1 only if want_address is not 0.
1529 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1531 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1532 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1533 a code block followed by two pointers.
1534 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1535 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1536 (MIPS_MOVE): Likewise.
1537 (MIPS_LUI): Likewise.
1538 (MIPS_JR): Likewise.
1539 (MIPS_BAL): Likewise.
1540 (MIPS_NOP): Likewise.
1541 (mips_asm_trampoline_template): Delete.
1542 (mips_trampoline_code_size): New function.
1543 (mips_trampoline_init): Add shorter sequences for all cases
1544 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1545 Calculate the opcodes directly, rather than copying from a template.
1546 Only flush the code part of the trampoline.
1547 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1549 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1551 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1552 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1553 (INCOMING_RETURN_ADDR_RTX): Likewise.
1554 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1556 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1557 with RETURN_ADDR_REGNUM.
1558 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1559 * config/mips/mips.c (mips16_build_call_stub): Replace
1560 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1561 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1562 (mips_print_operand_punctuation): Likewise.
1563 (mips_frame_set): Likewise.
1564 (mips16e_output_save_restore): Likewise.
1565 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1566 (mips_save_reg_p): Likewise.
1567 (mips_return_addr): Likewise.
1568 (mips_set_return_address): Likewise.
1569 (mips_direct_save_slot_move_p): Likewise.
1570 (mips_output_function_prologue): Likewise.
1571 (mips_restore_reg): Likewise.
1572 (mips_expand_epilogue): Likewise.
1573 (mips_epilogue_uses): Likewise.
1574 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1575 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1576 (clear_hazard_<mode>): Likewise.
1577 (call_internal): Likewise.
1578 (call_internal_direct): Likewise.
1579 (call_direct_split): Likewise.
1580 (call_value_internal): Likewise.
1581 (call_value_split): Likewise.
1582 (call_value_internal_direct): Likewise.
1583 (call_value_direct_split): Likewise.
1584 (call_value_multiple_internal): Likewise.
1585 (call_value_multiple_split): Likewise.
1587 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1588 Jakub Jelinek <jakub@redhat.com>
1590 PR rtl-optimization/41511
1591 * combine.c (record_value_for_reg): Pass explicit values as argument
1592 to get_last_value_validate.
1593 (get_last_value_validate): Document INSN parameter.
1594 For non-readonly MEMs, assume they might have been modified if INSN
1595 was in another basic block.
1596 (get_last_value): Minor reformatting.
1598 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1601 * final.c (asm_str_count): Split out from asm_insn_count.
1602 * rtl.h (asm_str_count): New prototype.
1603 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1606 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1608 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1610 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1611 Rafael Espindola <espindola@google.com>
1613 * gengtype.c (write_types): Moved call to write_func_for_structure
1614 into seperate loops.
1616 2009-10-05 Richard Guenther <rguenther@suse.de>
1619 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1620 (input_cgraph_1): Input toplevel asms.
1622 2009-10-05 Richard Guenther <rguenther@suse.de>
1625 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1626 (external_aggregate_decl_p): Likewise.
1627 (lto_symtab_compatible): Re-structure. Remove dead code.
1628 For variables ignore toplevel qualifiers when comparing types.
1629 Issue warnings, not errors for mismatched user-alignment.
1631 2009-10-05 Richard Guenther <rguenther@suse.de>
1635 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1636 (struct lto_symtab_identifier_def): Likewise.
1637 (struct lto_symtab_decl_def): Likewise.
1638 (struct lto_symtab_entry_def): New.
1639 (lto_symtab_identifier_t): Rename to ...
1640 (lto_symtab_entry_t): ... this.
1641 (lto_symtab_decls): Remove.
1642 (lto_symtab_base_hash): Rename to ...
1643 (lto_symtab_entry_hash): ... this.
1644 (lto_symtab_base_eq): Rename to ...
1645 (lto_symtab_entry_eq): ... this.
1646 (lto_symtab_base_marked_p): Rename to ...
1647 (lto_symtab_entry_marked_p): ... this.
1648 (lto_symtab_identifier_marked_p): Remove.
1649 (lto_symtab_decl_marked_p): Likewise.
1650 (lto_symtab_maybe_init_hash_tables): Rename to ...
1651 (lto_symtab_maybe_init_hash_table): ... this.
1652 (lto_symtab_set_resolution_and_file_data): Remove.
1653 (lto_symtab_register_decl): New function.
1654 (lto_symtab_get_identifier): Remove.
1655 (lto_symtab_get): New function.
1656 (lto_symtab_get_resolution): Adjust.
1657 (lto_symtab_get_identifier_decl): Remove.
1658 (lto_symtab_set_identifier_decl): Likewise.
1659 (lto_symtab_merge_decl): Rename to ...
1660 (lto_symtab_merge): ... this. Rewrite.
1661 (lto_symtab_merge_var): Remove.
1662 (lto_symtab_merge_fn): Likewise.
1663 (lto_symtab_prevailing_decl): Adjust.
1664 (lto_cgraph_replace_node): New function.
1665 (lto_symtab_merge_decls_2): Likewise.
1666 (lto_symtab_merge_decls_1): Likewise.
1667 (lto_symtab_fixup_var_decls): Likewise.
1668 (lto_symtab_resolve_symbols): Likewise.
1669 (lto_symtab_merge_decls): Likewise.
1670 (lto_symtab_prevailing_decl): Adjust.
1671 (lto_symtab_get_symtab_def): Remove.
1672 (lto_symtab_get_file_data): Likewise.
1673 (lto_symtab_clear_resolution): Adjust.
1674 (lto_symtab_clear_resolution): Likewise.
1675 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1676 (input_cgraph_1): Likewise.
1677 * lto-streamer-in.c (get_resolution): Do not provide fake
1678 symbol resolutions here.
1679 (deferred_global_decls): Remove.
1680 (lto_register_deferred_decls_in_symtab): Likewise.
1681 (lto_register_var_decl_in_symtab): Change signature, register
1682 variable via lto_symtab_register_decl.
1683 (lto_register_function_decl_in_symtab): Likewise.
1684 (lto_read_tree): Adjust.
1685 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1686 (lto_symtab_merge_var): Likewise.
1687 (lto_symtab_merge_fn): Likewise.
1688 (lto_symtab_register_decl): Declare.
1689 (lto_symtab_merge_decls): Likewise.
1691 2009-10-05 Richard Guenther <rguenther@suse.de>
1693 PR tree-optimization/23821
1694 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1695 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1696 simple IV increments.
1698 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1700 * config/arm/arm.c (arm_override_options): Really initialize
1701 flag_dwarf2_cfi_asm to 0.
1703 2009-10-05 Doug Kwan <dougkwan@google.com>
1705 PR rtl-optimization/41574
1706 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1707 floating point and we are not doing unsafe math optimizations.
1709 2009-10-03 Simon Baldwin <simonb@google.com>
1710 Cary Coutant <ccoutant@google.com>
1711 Rafael Espindola <espindola@google.com>
1712 Richard Guenther <rguenther@suse.de>
1713 Jan Hubicka <jh@suse.cz>
1714 Doug Kwan <dougkwan@google.com>
1715 H.J. Lu <hongjiu.lu@intel.com>
1716 Bill Maddox <maddox@google.com>
1717 Ryan Mansfield <rmansfield@qnx.com>
1718 Diego Novillo <dnovillo@google.com>
1719 Ollie Wild <aaw@google.com>
1720 Kenneth Zadeck <zadeck@naturalbridge.com>
1722 * lto-cgraph.c: New file.
1723 * lto-compress.c: New file.
1724 * lto-compress.h: New file.
1725 * lto-opts.c: New file.
1726 * lto-section-in.c: New file.
1727 * lto-section-out.c: New file.
1728 * lto-streamer-in.c: New file.
1729 * lto-streamer-out.c: New file.
1730 * lto-streamer.c: New file.
1731 * lto-streamer.h: New file.
1732 * lto-symtab.c: New file.
1733 * lto-wpa-fixup.c: New file.
1734 * lto-wrapper.c: New file.
1736 2009-10-03 Simon Baldwin <baldwin@google.com>
1737 Ben Elliston <bje@au.ibm.com>
1738 Rafael Espindola <espindola@google.com>
1739 Nathan Froyd <froydnj@codesourcery.com>
1740 Jan Hubicka <jh@suse.cz>
1741 Doug Kwan <dougkwan@google.com>
1742 Diego Novillo <dnovillo@google.com>
1743 Kenneth Zadeck <zadeck@naturalbridge.com>
1745 * Makefile.in (enable_lto): New.
1746 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1747 (LINKER_PLUGIN_API_H): Define.
1748 (LTO_SYMTAB_H): Define.
1749 (LTO_STREAMER_H): Define.
1750 (TREE_VECTORIZER_H): Define.
1751 (INCLUDES): Add LIBELFINC.
1752 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1753 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1754 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1755 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1756 (native): Add lto-wrapper$(exeext)
1757 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1758 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1759 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1760 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1761 (varasm.o): Add dependency on tree-iterator.h.
1762 (cgraph.o): Add dependency on cif-code.def.
1763 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1764 (ipa-pure-const.o): Likewise.
1765 (GTFILES): Add lto-symtab.c.
1766 (install-lto-wrapper): New.
1767 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1768 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1769 * config.in: Regenerate.
1771 2009-10-03 Rafael Espindola <espindola@google.com>
1772 Diego Novillo <dnovillo@google.com>
1774 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1775 ipa_write_summaries.
1776 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1778 (cgraph_optimize): Make extern.
1780 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1781 Kenneth Zadeck <zadeck@naturalbridge.com>
1783 * toplev.c (in_lto_p): Declare.
1784 * collect2.c (scan_prog_file): Read all the output when reading
1785 information for LTO.
1786 (enum lto_mode_d): Declare.
1788 2009-10-03 Richard Guenther <rguenther@suse.de>
1789 Diego Novillo <dnovillo@google.com>
1791 * gimple.c: Include target.h and alias.h.
1792 (gimple_types): Declare.
1793 (type_hash_cache): Declare.
1794 (gimple_alloc_stat): Make extern.
1795 (gimple_build_eh_must_not_throw): Call
1796 gimple_eh_must_not_throw_set_fndecl.
1797 (struct type_pair_d): Declare.
1798 (type_pair_t): Declare.
1799 (type_pair_hash): New.
1800 (type_pair_eq): New.
1801 (lookup_type_pair): New.
1802 (gimple_force_type_merge): New.
1803 (compare_type_names_p): New.
1804 (compare_field_offset): New.
1805 (gimple_types_compatible_p): New.
1806 (struct sccs): Declare.
1807 (next_dfs_num): Declare.
1808 (iterative_hash_gimple_type): New.
1810 (iterative_hash_type_name): New.
1811 (iterative_hash_gimple_type): New.
1812 (gimple_type_hash): New.
1813 (gimple_type_eq): New.
1814 (gimple_register_type): New.
1815 (print_gimple_types_stats): New.
1816 (gimple_signed_or_unsigned_type): New.
1817 (gimple_unsigned_type): New.
1818 (gimple_signed_type): New.
1819 (gimple_get_alias_set): New.
1820 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1821 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1822 (gimple_force_type_merge): Declare.
1823 (gimple_types_compatible_p): Declare.
1824 (gimple_register_type): Declare.
1825 (print_gimple_types_stats): Declare.
1826 (gimple_unsigned_type): Declare.
1827 (gimple_signed_type): Declare.
1828 (gimple_get_alias_set): Declare.
1829 (gimple_eh_must_not_throw_set_fndecl): New.
1831 2009-10-03 Jan Hubicka <jh@suse.cz>
1832 Kenneth Zadeck <zadeck@naturalbridge.com>
1834 * ipa-pure-const.c: Include lto-streamer.h.
1835 (register_hooks): Factor out of ...
1836 (generate_summary): ... here.
1837 (pure_const_write_summary): New.
1838 (pure_const_read_summary): New.
1839 (pass_ipa_pure_const): Add pure_const_write_summary and
1840 pure_const_read_summary.
1841 * ipa-reference.c: Include lto-streamer.h.
1842 (add_new_function): New.
1843 (remove_node_data): New.
1844 (duplicate_node_data): New.
1845 (ipa_init): Guard against multiple calls.
1846 Move hook setup from analyze_function.
1847 (write_node_summary_p): New.
1848 (ipa_reference_write_summary): New.
1849 (ipa_reference_read_summary): New.
1850 (pass_ipa_reference): Add ipa_reference_write_summary and
1851 ipa_reference_read_summary.
1852 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1853 (struct cgraph_edge): Add fields lto_stmt_uid and
1854 call_stmt_cannot_inline_p.
1855 (cgraph_optimize): Declare.
1856 (cgraph_decide_is_function_needed): Declare.
1857 (reset_inline_failed): Declare.
1858 (enum LTO_cgraph_tags): Declare.
1859 (LTO_cgraph_tag_names): Declare.
1860 (LCC_NOT_FOUND): Define.
1862 2009-10-03 Doug Kwan <dougkwan@google.com>
1863 Rafael Espindola <espindola@google.com>
1864 Jan Hubicka <jh@suse.cz>
1865 Diego Novillo <dnovillo@google.com>
1866 Kenneth Zadeck <zadeck@naturalbridge.com>
1868 * passes.c (all_regular_ipa_passes): New.
1869 (all_ipa_passes): Rename to all_small_ipa_passes.
1870 (init_optimization_passes): Init all_regular_ipa_passes.
1871 * tree-pass.h (all_regular_ipa_passes): New.
1872 (all_ipa_passes): Rename to all_small_ipa_passes.
1873 * passes.c (all_lto_gen_passes): New.
1874 (init_optimization_passes): Initialize all_lto_gen_passes.
1875 (execute_ipa_summary_passes): Make non-static.
1876 (ipa_write_summaries_1): New.
1877 (ipa_write_summaries_2): New.
1878 (ipa_write_summaries): New.
1879 (ipa_write_summaries_of_cgraph_node_set): New.
1880 (ipa_read_summaries_1): New.
1881 (ipa_read_summaries): New.
1882 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1883 (execute_regular_ipa_pass_list): Remove.
1884 (init_optimization_passes): Schedule
1885 pass_rebuild_cgraph_edges and pass_early_inline outside
1886 of pass_all_early_optimizations. Document reason.
1887 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1888 pass_ipa_lto_finish_out): New pass.
1889 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1890 (execute_all_ipa_transforms): New.
1891 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1892 (dump_properties, debug_properties): New.
1893 * tree-optimize.c (gate_all_early_local_passes): Return
1894 false if we are in lto1.
1895 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1896 * tree-pass.h (execute_all_ipa_transforms): Declare.
1897 (pass_ipa_function_and_variable_visibility): Declare.
1898 (pass_ipa_early_inline): Declare.
1899 (pass_ipa_lto_gimple_out): Declare.
1900 (pass_ipa_lto_wpa_fixup): Declare.
1901 (pass_ipa_lto_finish_out): Declare.
1902 (all_small_ipa_passes, all_regular_ipa_passes,
1903 all_lto_gen_passes): Declare.
1904 (execute_ipa_summary_passes): Declare.
1905 (execute_all_ipa_transforms): Declare.
1906 (ipa_write_summaries): Declare
1907 (ipa_write_summaries_of_cgraph_node_set): Declare.
1908 (ipa_read_summaries): Declare.
1910 2009-10-03 Doug Kwan <dougkwan@google.com>
1911 Ollie Wild <aaw@google.com>
1913 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1915 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1916 (lto_mode): New variable.
1917 (maybe_run_lto_and_relink): Handle the -fwpa option.
1918 (main): Handle the -fwpa option.
1919 (maybe_unlink_list): New function.
1920 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1921 * common.opt (flto): New flag.
1922 * toplev.c (flag_generate_lto): Declare.
1924 2009-10-03 Simon Baldwin <simonb@google.com>
1926 * common.opt (flto-compression-level): New flag.
1928 * opts.c: Include lto-opts.h.
1929 (handle_option): Call lto_register_user_option for each
1930 valid option handled.
1931 (decode_options): Clear registered options before the options
1934 2009-10-03 Cary Coutant <ccoutant@google.com>
1936 * collect2.c (is_elf): New function.
1937 (scan_prog_file): Require LTO object to be in ELF format.
1939 2009-10-03 Rafael Espindola <espindola@google.com>
1941 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1942 libgcc to the linker.
1944 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1946 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1947 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1949 * collect2.h (collect_execute): Add flags argument.
1950 * tlink.c (tlink_execute): Update call to collect_execute.
1951 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1952 (use_linker_plugin): New.
1953 (use_linker_plugin_spec_function): New.
1954 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1955 (linker_plugin_file_spec): New.
1956 (lto_wrapper_spec): New.
1957 (lto_gcc_spec): New.
1958 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1959 (static_spec_functions): Add use-linker-plugin.
1960 (process_command): Handle -use-linker-plugin.
1961 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1962 linker_plugin_file_spec and lto_gcc_spec.
1963 (use_linker_plugin_spec_function): New.
1965 2009-10-03 Richard Guenther <rguenther@suse.de>
1969 * tree.h (is_lang_specific): Include LANG_TYPE.
1970 * tree.c (find_decls_types_r): Manually add interesting parts
1971 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1973 * gimple.c (type_pair_hash): Make symmetric.
1974 (type_pair_eq): Likewise.
1975 (lookup_type_pair): Increase initial hashtable size.
1976 (gimple_force_type_merge): Rely on type-pair symmetry.
1977 (visit): Remove excessive checking code.
1978 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1979 (gimple_register_type): Remove getenv calls, shrink initial
1983 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1984 inline functions if not generating lto output.
1987 * toplev.c (finalize): In WPA mode remove the asm file.
1989 2009-10-03 Doug Kwan <dougkwan@google.com>
1991 * ipa-inline.c (cgraph_mark_inline): Check
1992 edge->call_stmt_cannot_inline_p instead of calling
1993 gimple_call_cannot_inline_p.
1994 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1995 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1996 (inline_generate_summary): Do nothing in LTRANS.
1997 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1998 exists before calling gimple_call_cannot_inline_p.
1999 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2000 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2001 Update new_edge->lto_stmt_uid.
2002 * cgraphbuild.c (reset_inline_failed): New.
2004 * common.opt (fwpa): New flag.
2005 (fltrans): New option.
2006 * gcc.c (gcc_lto_option_t): New type.
2007 (current_lto_option): New variable.
2008 (lto_single_spec_function): Remove and is replaced by ..
2009 (lto_option_spec_function): New function.
2010 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2011 passing the -flto flag.
2012 (cc1_options): Separate non-LTO related parts into ..
2013 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2014 (lto1_options): New spec for lto FE.
2015 (link_lto_options): New spec for handling LTO flags in linker.
2016 (invoke_lto_single): Re-format to fit in 80 column. Replace
2017 lto-single with lto-option.
2018 (static_specs): Add cc1_non_lto_options, lto1_options and
2020 (static_spec_function): Replace lto-single with lto-option.
2021 (process_command): Handle -flto, -fwpa and -fltran by setting
2022 current_lto_option and not passing it to subprocess unconditionally.
2024 2009-10-03 Bill Maddox <maddox@google.com>
2026 Add `gcc' driver support for link-time code generation (LTO).
2028 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2029 (lto_flag, lto_objects, lto_o_file): New variables.
2030 (struct lto_object, struct lto_object_list): New structures.
2031 (collect_exit, handler): Remove LTO temporary output file on exit.
2032 (add_lto_object): New function.
2033 (maybe_run_lto_and_relink): New function. Perform link time code
2034 generation and relinking for object files containing LTO information.
2035 (main): Invoke maybe_run_lto_and_relink().
2036 (dump_argv): New function. For debugging, currently disabled.
2037 (scan_prog_file): Add LTO information pass.
2038 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2040 * toplev.c (compile_file): Emit assembler directive to create
2041 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2043 2009-10-03 Diego Novillo <dnovillo@google.com>
2045 * c.opt: Add LTO to warn_abi and warn_psabi.
2047 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
2048 inline function. Ignore language-specific nodes. Update all users.
2049 (find_decls_types_r): Do not traverse the subtrees of
2050 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
2051 * tree.h (is_lang_specific): New.
2052 * langhooks.h (struct lang_hooks_for_decls): Remove
2053 may_need_assembler_name_p. Update all users.
2055 * c-common.c (set_builtin_user_assembler_name): Move ...
2056 * builtins.c (set_builtin_user_assembler_name): ... here.
2057 (is_builtin_name): Add comment
2058 (is_builtin_fn): New.
2059 * except.c (output_ttype): Only call
2060 lookup_type_for_runtime if TYPE is not a runtime type.
2062 * passes.c (register_pass): Call position_pass on
2063 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
2064 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
2065 (TV_IPA_LTO_DECL_IO): Define.
2066 (TV_IPA_LTO_CGRAPH_IO): Define.
2068 (TV_WHOPR_WPA): Define.
2069 (TV_WHOPR_WPA_IO): Define.
2070 (TV_WHOPR_LTRANS): Define.
2071 (TV_WHOPR_WPA_FIXUP): Define.
2072 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
2073 * tree-cfg.c (tree_node_can_be_shared): Make extern.
2074 * tree-flow.h (tree_node_can_be_shared): Declare.
2075 * tree-inline.c (tree_can_inline_p): Check that E has a
2076 statement associated with it.
2077 * tree.c (free_lang_data_in_binf): Factor out of ...
2078 (free_lang_data_in_type): ... here.
2079 Call RECORD_OR_UNION_TYPE_P.
2080 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
2081 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
2082 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
2083 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
2084 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
2085 (gate_free_lang_data): Return true if flag_generate_lto is set.
2086 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
2087 * c-common.h (set_builtin_user_assembler_name): Move ...
2088 * tree.h (set_builtin_user_assembler_name): ... here.
2090 * common.opt (flto-report): New flag.
2091 * opts.c (complain_wrong_lang): Do not complain if running lto1.
2092 * collect2.c (scan_prog_file): Send the error output of
2093 'nm' to HOST_BIT_BUCKET.
2095 2009-10-03 Ollie Wild <aaw@google.com>
2097 * langhooks-def.h (lhd_begin_section): New function declaration.
2098 (lhd_write_section): New function declaration.
2099 (lhd_end_section): New function declaration.
2100 (LANG_HOOKS_BEGIN_SECTION): New macro.
2101 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
2102 (LANG_HOOKS_END_SECTION): New macro.
2103 (LANG_HOOKS_LTO): New macro.
2104 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
2105 * langhooks.c (output.h): Add include.
2106 (saved_section): New static variable.
2107 (lhd_begin_section): New function.
2108 (lhd_write_section_data): New function.
2109 (lhd_end_section): New function.
2110 * langhooks.h (struct lang_hooks_for_lto): New structure.
2111 (struct lang_hooks): Add member lto.
2112 * Makefile.in (langhooks.o): Add dependency on output.h.
2114 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
2116 2009-10-03 Richard Guenther <rguenther@suse.de>
2118 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
2121 2009-10-03 Simon Baldwin <simonb@google.com>
2122 Richard Guenther <rguenther@suse.de>
2123 Janis Johnson <janis187@us.ibm.com>
2124 Doug Kwan <dougkwan@google.com>
2125 Diego Novillo <dnovillo@google.com>
2126 Ramana Radhakrishnan <ramana.r@gmail.com>
2127 Ollie Wild <aaw@google.com>
2129 * doc/install.texi: Add documentation for libelf and --enable-lto.
2130 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
2131 -flto-report, -flto-compression-level and -use-linker-plugin.
2132 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
2133 Add section for LTO Testing.
2135 2009-10-02 Cary Coutant <ccoutant@google.com>
2137 Add support for comdat type sections for DWARF v4.
2138 Merge from dwarf4 branch.
2140 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
2141 (dw_die_ref): Define vector type.
2142 (enum dw_val_class): Add dw_val_class_data8.
2143 (struct dw_val_struct): Add v.val_data8.
2144 (comdat_type_node_ref): New type.
2145 (struct die_struct): Move die_symbol into a union; add new field
2146 die_type_node. Change all uses.
2147 (comdat_type_node): New type.
2148 (skeleton_chain_node): New type.
2149 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
2150 (comdat_type_list): New variable.
2151 (dwarf_tag_name): Add DW_TAG_type_unit.
2152 (dwarf_attr_name): Add DW_AT_signature.
2153 (add_AT_data8): New function.
2154 (replace_child): New function.
2155 (move_all_children): New function.
2156 (print_signature): New function.
2157 (print_die): Print signature information; add dw_val_class_data8.
2158 (attr_checksum): Support dw_val_class_data8.
2159 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
2160 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
2161 (checksum_sleb128, checksum_uleb128): New functions.
2162 (checksum_die_context): New function.
2163 (loc_checksum_ordered): New function.
2164 (attr_checksum_ordered): New function.
2165 (struct checksum_attributes): New structure.
2166 (collect_checksum_attributes): New function.
2167 (die_checksum_ordered): New function.
2168 (generate_type_signature): New function.
2169 (same_dw_val_p): Add dw_val_class_data8.
2170 (is_symbol_die): Use new is_declaration_die function.
2171 (is_declaration_die): New function.
2172 (should_move_die_to_comdat): New function.
2173 (clone_die): New function.
2174 (clone_tree): New function.
2175 (clone_as_declaration): New function.
2176 (copy_declaration_context): New function.
2177 (generate_skeleton_ancestor_tree): New function.
2178 (generate_skeleton_bottom_up): New function.
2179 (generate_skeleton): New function.
2180 (remove_child_or_replace_with_skeleton): New function.
2181 (break_out_comdat_types): New function.
2182 (struct decl_table_entry): New type.
2183 (htab_decl_hash): New function.
2184 (htab_decl_eq): New function.
2185 (htab_decl_del): New function.
2186 (copy_ancestor_tree): New function.
2187 (copy_decls_walk): New function.
2188 (copy_decls_for_unworthy_types): New function.
2189 (build_abbrev_table): Don't assert on missing die_symbol when doing
2190 comdat type sections.
2191 (size_of_die): Use DW_FORM_sig8 for external references. Add
2193 (unmark_dies): Don't assert for unmarked dies when doing comdat
2195 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
2196 (output_signature): New function.
2197 (output_die): Likewise.
2198 (output_compilation_unit_header): Mark output as DWARF version 3
2199 even if generating DWARF 4.
2200 (output_comdat_type_unit): New function.
2201 (output_line_info): Mark output as DWARF version 3 even if generating
2203 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
2205 (dwarf2out_end_source_file): Likewise.
2206 (prune_unused_types_walk_attribs): Don't follow references into
2207 comdat type sections.
2208 (prune_unused_types_mark): When generating type units, do not mark
2209 children of non-defining declarations of types; do mark children of
2211 (prune_unused_types): Process comdat type sections.
2212 (htab_ct_hash): New function.
2213 (htab_ct_eq): New function.
2214 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2215 Add a pointer to the line table from type unit entries so
2216 DW_AT_decl_file has meaning.
2217 * varasm.c (default_elf_asm_named_section): Use identifier name as
2218 comdat key instead of lang hook.
2220 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2222 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2224 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/i386.md (SWIM248): New mode iterator.
2227 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2228 divmodhi4 patterns using SWIM248 macro.
2229 (*divmod<mode>4): Macroize insn_and_split pattern from
2230 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2231 and their corresponding splitters usign SWIM248 macro. Split SImode
2232 insn to generate cltd and DImode insn to generate cqto instead of
2233 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2234 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2235 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2236 *divmodsi_noext patterns using SWIM248 macro.
2237 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2238 udivmodhi4 patterns using SWIM248 macro.
2239 (*udivmod<mode>4): Macroize insn_and_split pattern from
2240 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2241 corresponding splitters using SWIM248 macro.
2242 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2243 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2245 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2247 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2248 of zero-sized element is zero-sized regardless of its extent.
2250 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2253 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2254 * configure: Regenerated.
2255 * config.in: Regenerated.
2256 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2257 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2258 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2259 not emitting .eh_frame, emit .cfi_sections .debug_frame
2264 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2265 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2267 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2268 vars use DECL_RTL with resetting it back to NULL afterwards.
2269 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2270 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2271 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2272 the attribute type allows it, otherwise use DW_FORM_dataN.
2273 (mem_loc_descriptor): Handle CONST_STRING.
2274 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2275 Handle MEM with CONST_STRING address using add_AT_string.
2276 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2277 CONST_STRING for const arrays initialized with a string literal.
2278 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2279 (dwarf2out_finish): Call resolve_addr.
2281 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2282 Maxim Kuvyrkov <maxim@codesourcery.com>
2284 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2286 2009-10-02 Nick Clifton <nickc@redhat.com>
2288 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2289 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2291 2009-10-01 Jan Hubicka <jh@suse.cz>
2293 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2294 (cgraph_create_virtual_clone): Just pass redirect_callers
2296 * cgraph.h (cgraph_clone_node): Update prototype.
2297 * ipa-pure-const.c (self_recursive_p): New function.
2298 (propagate): Use it.
2299 * ipa-inline.c (cgraph_clone_inlined_nodes,
2300 cgraph_decide_recursive_inlining): Update.
2302 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2304 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2305 instructions for TARGET_OCTEON.
2307 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2309 * config/arm/arm.c (arm_override_options): Turn off
2310 flag_dwarf2_cfi_asm for AAPCS variants.
2312 2009-10-01 Martin Jambor <mjambor@suse.cz>
2315 * tree-sra.c (convert_callers): Do not call
2316 compute_inline_parameters on one caller more than once.
2318 2009-10-01 Nick Clifton <nickc@redhat.com>
2320 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2321 an empty string if not already defined.
2323 2009-10-01 Martin Jambor <mjambor@suse.cz>
2326 * tree-sra.c (is_va_list_type): New function.
2327 (find_var_candidates): Call is_va_list_type.
2328 (find_param_candidates): Check that the type or the type pointed
2329 to are not va_list types.
2331 2009-10-01 Martin Jambor <mjambor@suse.cz>
2334 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2335 DECL_ARTIFICIAL (param_decl) is true.
2337 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2339 * tree.h (tree_decl_common::lang_flag_8): New.
2340 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2342 * c-common.h (RID_CONSTEXPR): New.
2344 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2346 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2347 Use ref-all pointers.
2348 (alpha_gimplify_va_arg): Ditto.
2350 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2353 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2354 before insn counting loop now that BB_END (bb) is counted. Ensure
2355 the return value isn't zero.
2357 2009-09-30 Nick Clifton <nickc@redhat.com>
2359 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2360 with separate definitions of c_target_objs and cxx_target_objs.
2361 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2363 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2364 sh_symbian_import_export_class.
2365 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2366 * config/sh/symbian.c: Delete, moving code into...
2367 * config/sh/symbian-base.c: ... here
2368 * config/sh/symbian-c.c: ... and here
2369 * config/sh/symbian-cxx.c: ... and here.
2371 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2374 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2375 of plus RTX into register.
2377 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2379 * doc/install.texi: Linguistic and markup fixes.
2380 (Configuration) <--disable-cpp>: Remove description.
2381 <--enable-maintainer-mode>: Autotools files are affected, too.
2382 <--with-sysroot>: Improve description.
2383 (Building): Bump required GNU make version.
2385 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2387 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2388 (x86_64-*-*): Ditto.
2390 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2391 intrinisics for FMA4.
2392 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2393 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2394 Add FMA4 check and fma4intrin.h.
2395 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2397 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2398 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2399 constant for FMA4 support.
2400 (UNSPEC_FMA4_FMADDSUB): Ditto.
2401 (UNSPEC_FMA4_FMSUBADD): Ditto.
2402 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2403 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2404 (ix86_expand_fma4_multiple_memory): Ditto.
2405 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2406 (OPTION_MASK_ISA_FMA4_UNSET): New.
2407 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2408 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2409 (ix86_handle_option): Handle -mfma4.
2410 (isa_opts): Handle -mfma4.
2411 (enum pta_flags): Add PTA_FMA4.
2412 (override_options): Add FMA4 support.
2413 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2414 (IX86_BUILTIN_VFMADDSD): Ditto.
2415 (IX86_BUILTIN_VFMADDPS): Ditto.
2416 (IX86_BUILTIN_VFMADDPD): Ditto.
2417 (IX86_BUILTIN_VFMSUBSS): Ditto.
2418 (IX86_BUILTIN_VFMSUBSD): Ditto.
2419 (IX86_BUILTIN_VFMSUBPS): Ditto.
2420 (IX86_BUILTIN_VFMSUBPD): Ditto.
2421 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2422 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2423 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2424 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2425 (IX86_BUILTIN_VFNMADDSS): Ditto.
2426 (IX86_BUILTIN_VFNMADDSD): Ditto.
2427 (IX86_BUILTIN_VFNMADDPS): Ditto.
2428 (IX86_BUILTIN_VFNMADDPD): Ditto.
2429 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2430 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2431 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2432 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2433 (IX86_BUILTIN_VFMADDPS256): Ditto.
2434 (IX86_BUILTIN_VFMADDPD256): Ditto.
2435 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2436 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2437 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2438 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2439 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2440 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2441 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2442 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2443 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2444 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2445 (enum multi_arg_type): New enum for describing the various FMA4
2446 intrinsic argument types.
2447 (bdesc_multi_arg): New table for FMA4 intrinsics.
2448 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2449 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2451 (ix86_expand_builtin): Add FMA4 intrinsic support.
2452 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2453 operand instructions.
2454 (ix86_expand_fma4_multiple_memory): New function to split the
2455 second memory reference from FMA4 instructions.
2456 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2457 (ssemodesuffixf2s): Ditto.
2458 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2460 (fma4_fmsub<mode>4): Ditto.
2461 (fma4_fnmadd<mode>4): Ditto.
2462 (fma4_fnmsub<mode>4): Ditto.
2463 (fma4_vmfmadd<mode>4): Ditto.
2464 (fma4_vmfmsub<mode>4): Ditto.
2465 (fma4_vmfnmadd<mode>4): Ditto.
2466 (fma4_vmfnmsub<mode>4): Ditto.
2467 (fma4_fmadd<mode>4256): Ditto.
2468 (fma4_fmsub<mode>4256): Ditto.
2469 (fma4_fnmadd<mode>4256): Ditto.
2470 (fma4_fnmsub<mode>4256): Ditto.
2471 (fma4_fmaddsubv8sf4): Ditto.
2472 (fma4_fmaddsubv4sf4): Ditto.
2473 (fma4_fmaddsubv4df4): Ditto.
2474 (fma4_fmaddsubv2df4): Ditto.
2475 (fma4_fmsubaddv8sf4): Ditto.
2476 (fma4_fmsubaddv4sf4): Ditto.
2477 (fma4_fmsubaddv4df4): Ditto.
2478 (fma4_fmsubaddv2df4): Ditto.
2479 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2480 instructions for intrinsics.
2481 (fma4i_fmsub<mode>4): Ditto.
2482 (fma4i_fnmadd<mode>4): Ditto.
2483 (fma4i_fnmsub<mode>4): Ditto.
2484 (fma4i_vmfmadd<mode>4): Ditto.
2485 (fma4i_vmfmsub<mode>4): Ditto.
2486 (fma4i_vmfnmadd<mode>4): Ditto.
2487 (fma4i_vmfnmsub<mode>4): Ditto.
2488 (fma4i_fmadd<mode>4256): Ditto.
2489 (fma4i_fmsub<mode>4256): Ditto.
2490 (fma4i_fnmadd<mode>4256): Ditto.
2491 (fma4i_fnmsub<mode>4256): Ditto.
2492 (fma4i_fmaddsubv8sf4): Ditto.
2493 (fma4i_fmaddsubv4sf4): Ditto.
2494 (fma4i_fmaddsubv4df4): Ditto.
2495 (fma4i_fmaddsubv2df4): Ditto.
2496 (fma4i_fmsubaddv8sf4): Ditto.
2497 (fma4i_fmsubaddv4sf4): Ditto.
2498 (fma4i_fmsubaddv4df4): Ditto.
2499 (fma4i_fmsubaddv2df4): Ditto.
2501 * doc/invoke.texi (-mfma4): Add documentation.
2502 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2504 2009-09-29 Richard Henderson <rth@redhat.com>
2506 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2507 an edge to the new destination block.
2509 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2512 * pa.c (hppa_profile_hook): Use
2513 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2515 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2516 Alexander Monakov <amonakov@ispras.ru>
2519 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2520 (not_postinc_memory_operand): New.
2521 (not_postinc_move_operand): New.
2522 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2523 (*cmovsi_internal): Ditto.
2525 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2527 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2528 restrict issue_rate in first pass when scheduling for register
2531 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2532 Rafael Avila de Espindola <espindola@google.com>
2534 * gengtype.c (plugin_output): New.
2535 (get_output_file_with_visibility): Return plugin_output for plugins.
2536 (main): Parse and use the -P option.
2537 * gty.texi: Update the command line format.
2539 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2542 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2544 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2545 out if !const_ok_for_output.
2548 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2549 case VAR_LOCATION>: Remove gcc_unreachable ().
2551 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2553 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2554 (x86_64-*-*): Ditto.
2555 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2556 back to smmintrin.h.
2557 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2558 * config/i386/x86intrin.h: Remove SSE5.
2559 * config/i386/mmintrin-common.h: Delete file.
2560 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2562 2009-09-29 Richard Guenther <rguenther@suse.de>
2564 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2565 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2567 2009-09-29 Nick Clifton <nickc@redhat.com>
2569 * function.c (current_function_name): If there is no current
2570 function just return "<none>".
2572 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2574 * tree-pass.h (register_pass_info): New structure.
2575 (pass_positioning_ops): Move enum from gcc-plugin.h.
2576 (register_pass): New function.
2577 * gcc-plugin.h (plugin_pass): Delete structure.
2578 (pass_positioning_ops): Delete enum.
2579 * plugin.c (regsiter_pass): Delete function.
2580 (position_pass): Delete function.
2581 (added_pass_nodes): Delete variable.
2582 (prev_added_pass_nodes): Delete variable.
2583 (pass_list_node): Delete structure.
2584 * passes.c (make_pass_instance): New function.
2585 (next_pass_1): Change to call make_pass_instance.
2586 (pass_list_node): Move structure from gcc-plugin.h.
2587 (added_pass_nodes): Move variable from plugin.c.
2588 (prev_added_pass_nodes): Move variable from plugin.c.
2589 (position_pass): New function.
2590 (register_pass): New function.
2592 2009-09-28 Easwaran Raman <eraman@google.com>
2594 * ifcvt.c (noce_try_abs): Recognize pattern and call
2595 expand_one_cmpl_abs_nojump.
2596 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2597 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2599 2009-09-28 Ian Lance Taylor <iant@google.com>
2602 * c-opts.c (c_common_handle_option): Don't set
2603 warn_jump_misses_init for -Wall.
2604 * doc/invoke.texi (Warning Options): Update documentation.
2606 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2608 * Makefile.in ($(out_object_file)): Depend on
2609 gt-$(basename $(notdir $(out_file))).h.
2611 2009-09-28 Richard Henderson <rth@redhat.com>
2613 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2614 * except.c (gen_eh_region): Set it.
2615 (duplicate_eh_regions_1): Copy it.
2616 * tree-eh.c (lower_resx): Use it to determine which function
2619 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2620 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2621 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2622 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2623 BUILT_IN_CXA_END_CLEANUP if necessary.
2625 * c-common.c (c_define_builtins): Update call to
2626 build_common_builtin_nodes.
2628 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2630 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2632 2009-09-28 Michael Matz <matz@suse.de>
2634 * builtins.c (interclass_mathfn_icode): New helper.
2635 (expand_builtin_interclass_mathfn): Use it here, and split folding
2637 (fold_builtin_interclass_mathfn): ... this new folder.
2638 (build_call_nofold_loc): New static helper.
2639 (build_call_nofold): New wrapper macro for above.
2640 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2641 (expand_builtin_pow): Ditto.
2642 (expand_builtin_memset_args): Ditto.
2643 (expand_builtin_printf): Ditto.
2644 (expand_builtin_fprintf): Ditto.
2645 (expand_builtin_sprintf): Ditto.
2646 (expand_builtin_memory_chk): Ditto.
2647 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2648 (expand_builtin_stpcpy): Ditto.
2649 (expand_builtin_strcmp): Ditto.
2650 (expand_builtin_strncmp): Ditto.
2651 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2652 (expand_builtin_strcpy_args): Don't call folders.
2653 (expand_builtin_memcmp): Ditto.
2654 (expand_builtin_strncpy): Ditto, and use target.
2655 (expand_builtin_memcpy): Ditto.
2656 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2657 expand_builtin_strpbrk, expand_builtin_memmove,
2658 expand_builtin_memmove_args, expand_builtin_bcopy,
2659 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2660 expand_builtin_strspn, expand_builtin_strcspn,
2661 expand_builtin_fputs): Remove these.
2662 (expand_builtin): Don't call the above, change calls to other
2663 expanders that changed prototype.
2664 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2665 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2666 fold_builtin_interclass_mathfn.
2667 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2668 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2670 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2671 * passes.c (init_optimization_passes): Move pass_fold_builtins
2672 after last phiopt pass.
2673 * tree-inline.c (fold_marked_statements): When folding builtins
2674 iterate over all instruction potentially generated.
2675 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2677 (fold_gimple_call): Use it to always fold calls (into potentially
2678 multiple instructions).
2679 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2680 calls into zero at this time.
2681 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2682 statements generated by builtin folding.
2684 2009-09-28 Nick Clifton <nickc@redhat.com>
2686 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2688 2009-09-28 Duncan Sands <baldrick@free.fr>
2690 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2691 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2692 (register_callback): Dispatch it.
2693 (invoke_plugin_callbacks): Incorporate in sanity check.
2694 * ggc.h (ggc_register_cache_tab): Add declaration.
2695 * ggc-common.c (ggc_register_root_tab): Simplify.
2696 (const_ggc_cache_tab_t): New typedef.
2697 (extra_cache_vec): New vector of dynamically added cache tables.
2698 (ggc_register_cache_tab): New function.
2699 (ggc_scan_cache_tab): New function.
2700 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2701 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2703 2009-09-27 Richard Henderson <rth@redhat.com>
2705 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2706 which we remove __builtin_stack_restore.
2708 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2710 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2711 to test for GRD_INVARIANT.
2712 (simple_rhs_p): Anything that's function_invariant_p is fine.
2714 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2716 * gengtype.c (main): Use plunge_files instead of plugin_output.
2718 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2719 Rafael Avila de Espindola <espindola@google.com>
2721 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2722 Don't print pch related info if it is false.
2723 (main): Don't print pch info in plugin mode.
2725 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2727 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2728 with dw_val_class_const_double.
2729 (struct dw_val_struct): Replace val_long_long with val_double and
2730 adjust for above change.
2731 (output_loc_operands): Likewise.
2732 (add_AT_long_long): Rename into...
2733 (add_AT_double): ...this.
2734 (print_die): Replace dw_val_class_long_long with
2735 dw_val_class_const_double and adjust.
2736 (attr_checksum): Likewise.
2737 (same_dw_val_p): Likewise.
2738 (size_of_die): Likewise.
2739 (value_format): Likewise.
2740 (output_die): Likewise.
2741 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2742 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2743 instead of add_AT_long_long.
2744 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2745 value with the precision of its type.
2747 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2750 * c-typeck.c (build_conditional_expr): Use the readonly and
2751 volatile flags of the operand types, not of the operands itself.
2753 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2755 * collect2.c (main): Look for -brtl before adding libraries.
2757 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2759 * config.gcc: Update OpenBSD targets.
2760 * config/openbsd-stdint.h: New file.
2761 * config/openbsd-libpthread.h: New file.
2762 * config/openbsd.h: Update and break out LIB_SPEC definition.
2763 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2764 * config/i386/openbsdelf.h: Correct types.
2765 * config/m68k/openbsd.h: Likewise.
2766 * config/mips/openbsd.h: Likewise.
2767 * config/vax/openbsd.h: Likewise.
2769 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2771 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2772 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2773 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2774 of the length and zero.
2776 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2778 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2779 (FLAGS_H): Add options.h $(REAL_H).
2780 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2781 (TREE_VECTORIZER_H): New.
2782 (EBITMAP_H): Renamed from EBIMAP_H.
2783 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2784 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2785 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2786 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2787 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2788 (graphite-clast-to-gimple.o, graphite-dependences.o)
2789 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2790 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2791 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2792 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2793 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2794 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2795 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2796 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2797 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2798 updated and fixed as per above changes and per
2799 check_makefile_deps.sh output.
2802 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2803 * configure: Regenerate.
2805 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2807 * doc/install.texi: Update minimum MPC version to 0.7.
2809 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2811 * doc/install.texi (Binaries): Remove reference to the binary
2812 distribution CD-ROM from the FSF.
2814 2009-09-26 Michael Matz <matz@suse.de>
2818 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2819 that are mentioned in the body.
2821 2009-09-26 Michael Matz <matz@suse.de>
2823 PR tree-optimization/41454
2824 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2825 (tree_ssa_dominator_optimize): Don't allocate and free it.
2826 (dom_opt_leave_block): Don't iterate over it.
2827 (eliminate_redundant_computations): Don't return a value.
2828 (cprop_operand, cprop_into_stmt): Ditto.
2829 (optimize_stmt): Don't defer updating stmts.
2831 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2833 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2834 generic_parameter_die, template_parameter_pack_die,
2835 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2836 renaming DW_TAG_formal_parameter_pack and
2837 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2838 and DW_TAG_GNU_template_parameter_pack.
2840 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2842 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2843 * config/v850/v850.c (v850_function_value): New function.
2844 (TARGET_FUNCTION_VALUE): Define.
2846 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2848 * tree-vect-stmts.c (vectorizable_call): Call
2849 mark_symbols_for_renaming after vect_finish_stmt_generation.
2851 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2852 to loc_descriptor_from_tree.
2853 (add_location_or_const_value_attribute): Pass 0 instead of 2
2854 for decl_by_reference_p decls.
2856 2009-09-25 Richard Guenther <rguenther@suse.de>
2859 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2862 2009-09-25 Ben Elliston <bje@au.ibm.com>
2864 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2867 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2869 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2870 form of instruction.
2872 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2875 * fold-const.c (const_binop): Handle complex int division.
2876 * tree-complex.c (expand_complex_div_straight,
2877 expand_complex_div_wide): Update comments.
2879 2009-09-24 DJ Delorie <dj@redhat.com>
2882 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2883 (reg_class): Likewise.
2884 (REG_CLASS_NAMES): Likewise.
2885 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2886 (m32c_override_options): Disable -fivopts for M32C.
2888 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2890 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2891 Delete VSX load/store with update support.
2892 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2893 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2897 (VStype_load_update): Ditto.
2898 (VStype_store_update): Ditto.
2899 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2900 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2902 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2903 load/store with update builtins.
2905 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2907 * libgcc2.c (L_trampoline): Prototype for getpagesize
2908 and mprotect in WINNT case.
2910 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2912 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2913 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2914 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2915 'outgoing' argument.
2916 (TARGET_FUNCTION_VALUE): Define.
2918 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2920 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2922 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2925 * common.opt: Initialize dwarf_strict to -1.
2926 * toplev.c (process_options): Catch unset dwarf_strict
2927 and set to 0 for all targets not overriding.
2928 * config/darwin.c (darwin_override_options): Catch unset
2929 dwarf_strict and override to 1.
2931 2009-09-24 Jeff Law <law@redhat.com>
2933 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2935 2009-09-24 Richard Guenther <rguenther@suse.de>
2937 PR tree-optimization/36143
2938 PR tree-optimization/38747
2939 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2940 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2942 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2945 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2946 return false instead of gcc_unreachable (). For CONST return the
2947 value returned by recursive call instead of always returning true.
2948 (tree_add_const_value_attribute): Return the value returned by
2949 add_const_value_attribute instead of always returning true if rtl
2952 2009-09-23 Justin Seyster <jrseys@gmail.com>
2954 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2956 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2958 * cgraphunit.c (cgraph_lower_function): Revert last change.
2959 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2960 instead of DECL_NO_STATIC_CHAIN.
2961 * tree-cfg.c (verify_gimple_call): Likewise.
2962 * tree-nested.c (get_chain_decl, get_chain_field,
2963 convert_tramp_reference_op, convert_gimple_call): Likewise.
2964 (convert_all_function_calls): Likewise. Always set or clear
2965 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2966 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2967 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2969 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2970 DECL_NO_STATIC_CHAIN.
2971 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2972 instead of DECL_NO_STATIC_CHAIN.
2973 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2974 decl_function_context.
2975 * varasm.c (initializer_constant_valid_p): Likewise.
2976 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2977 (DECL_STATIC_CHAIN): ... this.
2978 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2979 instead of DECL_NO_STATIC_CHAIN.
2981 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2982 Rafael Avila de Espindola <espindola@google.com>
2984 * gengtype.c (nb_plugin_files): Make it unsigned to match
2985 num_gt_files. Adjust other variables to avoid warnings.
2986 (main): Allocate an all zero lang_bitmap before each plugin file name
2987 to match regular file names.
2989 2009-09-23 Richard Henderson <rth@redhat.com>
2991 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2992 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2993 static chain passed in memory.
2994 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2995 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2996 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2997 STATIC_CHAIN_REGNUM defined.
2999 * config/picochip/picochip-protos.h: s/class/klass/.
3000 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3001 (picochip_static_chain): New.
3002 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3003 (STATIC_CHAIN_INCOMING): Remove.
3005 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3006 (xtensa_static_chain): New.
3007 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3008 (STATIC_CHAIN_INCOMING): Remove.
3010 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3012 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3013 * config/pa/pa-protos.h (function_value): Remove.
3014 * config/pa/pa.c (pa_function_value): Rename from function_value.
3015 Make static, add 'outgoing' argument.
3016 (TARGET_FUNCTION_VALUE): Define.
3018 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3020 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3021 instead of cfun->machine->is_leaf.
3022 * config/avr/avr.h (machine_function): Remove is_leaf field.
3024 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3027 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3028 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3029 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3030 the same size, prefer DW_OP_stack_value.
3031 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3032 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3034 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3037 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3039 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3042 * cfgexpand.c (convert_debug_memory_address): New.
3043 (expand_debug_expr): Convert base address and offset to the same
3044 mode. Use it to convert addresses to other modes. Accept
3047 2009-09-23 Richard Guenther <rguenther@suse.de>
3049 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
3050 produced for bigendian targets with promoted subregs.
3052 2009-09-23 Richard Guenther <rguenther@suse.de>
3054 * value-prof.c (gimple_ic): Purge old EH edges only after building
3057 2009-09-23 Nick Clifton <nickc@redhat.com>
3059 * config/arc/arc.c (arc_trampoline_init): Fix typo.
3061 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3064 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
3067 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
3068 on non-nested functions.
3070 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3071 Jan Hubicka <jh@suse.cz>
3073 * dwarf2out.c (loc_list_plus_const): Only define if
3074 DWARF2_DEBUGGING_INFO.
3075 (address_of_int_loc_descriptor): Likewise.
3078 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
3080 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
3083 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
3084 constant is more than zero.
3086 2009-09-23 Alan Modra <amodra@bigpond.net.au>
3089 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
3090 call final to emit non-scheduled prologue, instead insert at entry.
3092 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3093 Joseph S. Myers <joseph@codesourcery.com>
3095 * doc/install.texi (*-*-freebsd*): Add proper format codes.
3097 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3098 Rafael Avila de Espindola <espindola@google.com>
3100 * gengtype.c (is_file_equal): New function.
3101 (close_output_files): Use is_file_equal. Free of->buf.
3103 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3104 Rafael Avila de Espindola <espindola@google.com>
3106 * gengtype.c (write_types, write_local): Add the output_header
3107 argument. Update all callers.
3109 2009-09-22 Dodji Seketeli <dodji@redhat.com>
3111 * dwarf2out.c (template_parameter_pack_die,
3112 gen_formal_parameter_pack_die ): New functions.
3113 (make_ith_pack_parameter_name): Remove this function.
3114 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
3115 DW_TAG_formal_parameter_pack.
3116 (gen_generic_params_dies): Represent each template parameter pack
3117 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
3118 represented by usual DW_TAG_template_*_parameter DIEs that are
3119 children of the DW_TAG_template_parameter_pack element DIE.
3120 (generic_parameter_die): This doesn't deal with parameter pack
3121 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
3122 of parameter pack DIEs.
3123 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
3124 in certain cases, e.g. for pack elements.
3125 (gen_formal_types_die, gen_decl_die): Adjust usage of
3126 gen_formal_parameter_die.
3127 (gen_subprogram_die): Represent each function parameter pack by a
3128 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
3129 represented by usual DW_TAG_formal_parameter DIEs that are children
3130 of the DW_TAG_formal_parameter_pack DIE. Remove references to
3131 ____builtin_va_alist decls as no part of the compiler uses those
3133 * langhooks.h (struct lang_hooks_for_decls): Add
3134 function_parm_expanded_from_pack_p, get_generic_function_decl
3135 and function_parameter_pack_p hooks. Fix comment for
3136 get_innermost_generic_parms hook.
3137 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
3138 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
3139 macros and use them to initialize lang_hook.
3141 2009-09-22 Richard Henderson <rth@redhat.com>
3143 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
3144 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
3145 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
3146 on TRAMPOLINE_TEMPLATE.
3147 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
3148 TRAMPOLINE_ADJUST_ADDRESS.
3149 * targhooks.c (default_asm_trampoline_template): Remove.
3150 (default_trampoline_adjust_address): Remove.
3151 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
3152 * targhooks.h: Update decls.
3154 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3156 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
3157 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
3158 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3160 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
3163 * reload1.c (reload): Reset debug insns with pseudos without
3166 2009-09-22 Janis Johnson <janis187@us.ibm.com>
3168 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
3169 unconditional true for decimal float modes.
3170 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
3171 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
3173 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3175 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
3176 Enable a new case for __FreeBSD__ >= 7.
3177 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
3178 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
3179 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
3180 and USE_LD_AS_NEEDED.
3182 * doc/install.texi (*-*-freebsd*): Update target information.
3184 2009-09-22 Richard Guenther <rguenther@suse.de>
3187 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
3188 arrays really properly.
3190 2009-09-22 Richard Henderson <rth@redhat.com>
3193 * target.h (struct gcc_target): Add asm_out.trampoline_template,
3194 calls.static_chain, calls.trampoline_init,
3195 calls.trampoline_adjust_address.
3196 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3197 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3198 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3199 * builtins.c (expand_builtin_setjmp_receiver): Use
3200 targetm.calls.static_chain; only clobber registers.
3201 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
3202 set up memory attributes properly for the trampoline block.
3203 (expand_builtin_adjust_trampoline): Use
3204 targetm.calls.trampoline_adjust_address.
3205 * calls.c (prepare_call_address): Add fndecl argument. Use
3206 targetm.calls.static_chain.
3207 * df-scan.c (df_need_static_chain_reg): Remove.
3208 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3209 consolodate static chain handling.
3210 * doc/tm.texi: Document new hooks.
3211 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3212 (init_emit_regs): Don't initialize them.
3213 * expr.h (prepare_call_address): Update decl.
3214 * final.c (profile_function): Use targetm.calls.static_chain.
3215 * function.c (expand_function_start): Likewise.
3216 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3217 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3218 only clobber registers.
3219 * targhooks.c (default_static_chain): New.
3220 (default_asm_trampoline_template, default_trampoline_init): New.
3221 (default_trampoline_adjust_address): New.
3222 * targhooks.h: Declare them.
3223 * varasm.c (assemble_trampoline_template): Use
3224 targetm.asm_out.trampoline_template. Make the memory block const
3227 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3228 alpha_initialize_trampoline. Make static. Merge VMS parameter
3229 differences into the TARGET_ABI_OPEN_VMS code block.
3230 (TARGET_TRAMPOLINE_INIT): New.
3231 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3232 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3233 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3234 (INITIALIZE_TRAMPOLINE): Remove.
3236 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3237 (TRAMPOLINE_TEMPLATE): Merge with ...
3238 (INITIALIZE_TRAMPOLINE): ... this and move ...
3239 * config/arc/arc.c (arc_trampoline_init): ... here.
3240 (TARGET_TRAMPOLINE_INIT): New.
3242 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3243 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3244 (arm_asm_trampoline_template): New.
3245 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3246 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3247 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3248 code to arm_asm_trampoline_template.
3249 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3250 arm_trampoline_adjust_address.
3251 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3252 adjust for target hook parameters.
3254 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3257 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3258 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3259 (bfin_trampoline_init): Rename from initialize_trampoline;
3260 make static; update for target hook parameters.
3261 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3262 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3263 bfin_asm_trampoline_template.
3264 (INITIALIZE_TRAMPOLINE): Remove.
3266 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3267 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3268 cris_trampoline_init): New.
3269 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3270 cris_asm_trampoline_template.
3271 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3272 adjust for target hook parameters.
3274 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3276 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3277 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3278 fr30_trampoline_init): New.
3279 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3280 fr30_asm_trampoline_template.
3281 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3282 adjust for target hook parameters.
3284 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3285 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3286 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3287 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3288 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3290 * config/h8300/h8300.c (h8300_trampoline_init): New.
3291 (TARGET_TRAMPOLINE_INIT): New.
3292 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3293 to h8300_trampoline_init and adjust for hook parameters.
3295 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3296 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3297 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3298 make static; adjust for hook parameters.
3299 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3301 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3302 (TARGET_TRAMPOLINE_INIT): New.
3303 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3304 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3305 iq2000_asm_trampoline_template.
3306 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3307 (TRAMPOLINE_CODE_SIZE): New.
3308 (TRAMPOLINE_SIZE): Use it.
3309 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3311 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3312 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3313 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3314 adjust for hook parameters.
3315 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3317 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3318 (m32r_trampoline_init): New.
3319 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3320 m32r_trampoline_init.
3322 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3323 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3324 make static; update for hook parameters.
3325 * config/m68hc11/m68hc11-protos.h: Update.
3326 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3328 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3329 (TARGET_TRAMPOLINE_INIT): New.
3330 (mcore_function_value): Fix typo.
3331 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3332 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3333 to mcore_asm_trampoline_template.
3334 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3336 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3337 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3338 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3339 update for hook parameters.
3340 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3342 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3343 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3344 mips_trampoline_init): New.
3345 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3346 mips_asm_trampoline_template.
3347 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3348 update for hook parameters.
3350 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3351 (TARGET_TRAMPOLINE_INIT): New.
3352 (mmix_trampoline_size): Remove.
3353 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3354 make static. Remove out-of-date tetra vs octa comment.
3355 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3356 make static; update for hook parameters.
3357 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3358 (INITIALIZE_TRAMPOLINE): Remove.
3359 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3360 (TRAMPOLINE_ALIGNMENT): New.
3361 * gcc/config/mmix/mmix-protos.h: Update.
3363 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3364 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3365 mn10300_trampoline_init): New.
3366 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3367 mn10300_asm_trampoline_template.
3368 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3370 * config/moxie/moxie.c (moxie_static_chain,
3371 moxie_asm_trampoline_template, moxie_trampoline_init,
3372 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3373 TARGET_TRAMPOLINE_INIT): New.
3374 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3375 moxie_trampoline_init.
3376 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3377 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3379 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3380 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3381 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
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