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,
3382 pa_trampoline_adjust_address): New.
3383 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3384 pa_asm_trampoline_template.
3385 (TRAMPOLINE_ALIGNMENT): New.
3386 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3387 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3388 adjust for hook parameters.
3389 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3391 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3392 (TARGET_TRAMPOLINE_INIT): New.
3393 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3394 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3396 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3398 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3399 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3400 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3401 make static; adjust parameters for the hook.
3402 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3404 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3405 s390_trampoline_template; make static.
3406 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3407 make static; adjust for target hook.
3408 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3409 * config/s390/s390-protos.h: Remove trampoline decls.
3410 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3411 (TRAMPOLINE_TEMPLATE): Remove.
3412 (TRAMPOLINE_ALIGNMENT): New.
3414 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3415 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3416 (TARGET_TRAMPOLINE_INIT): New.
3417 (score_asm_trampoline_template): New.
3418 (score_trampoline_init): Rename from score_initialize_trampoline;
3419 make static; adjust for hook parameters.
3420 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3421 score[37]_asm_trampoline_template.
3422 (INITIALIZE_TRAMPOLINE): Remove.
3423 * config/score/score3.c (score3_asm_trampoline_template): New.
3424 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3425 adjust for target hook.
3426 * config/score/score7.c (score7_asm_trampoline_template): New.
3427 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3428 adjust for target hook.
3429 * config/score/score3.h, config/score/score7.h: Update.
3431 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3432 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3433 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3434 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3435 make static; adjust for target hook parameters.
3436 (sh_trampoline_adjust_address): New.
3437 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3438 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3440 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3441 (sparc32_initialize_trampoline): Rename from
3442 sparc_initialize_trampoline; make static; replace tramp parameter
3443 with m_tramp and update memory accesses.
3444 (sparc64_initialize_trampoline): Similarly.
3445 (sparc_trampoline_init): New.
3446 * config/sparc/sparc-protos.h: Remove trampoline decls.
3447 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3448 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3450 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3451 (array_to_constant): Make ARR parameter const.
3452 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3453 make static; update for hook parameters.
3454 * config/spu/spu-protos.h: Update decls.
3455 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3457 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3458 from xstormy16_initialize_trampoline; make static; update for
3460 (TARGET_TRAMPOLINE_INIT): New.
3461 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3463 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3464 (TARGET_TRAMPOLINE_INIT): New.
3465 (v850_can_eliminate): Make static.
3466 (v850_asm_trampoline_template, v850_trampoline_init): New.
3467 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3468 v850_asm_trampoline_template.
3469 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3470 and adjust for target hook parameters.
3472 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3473 (TARGET_TRAMPOLINE_INIT): New.
3474 (vax_asm_trampoline_template, vax_trampoline_init): New.
3475 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3476 vax_asm_trampoline_template.
3477 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3479 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3480 (TARGET_TRAMPOLINE_INIT): New.
3481 (xtensa_asm_trampoline_template): Rename from
3482 xtensa_trampoline_template; make static.
3483 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3484 make static; update for hook parameters.
3485 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3486 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3487 (INITIALIZE_TRAMPOLINE): Remove.
3489 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3490 error for nested functions with regparm=3.
3491 (ix86_compute_frame_layout): Adjust frame pointer offset for
3492 ix86_static_chain_on_stack.
3493 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3494 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3495 don't reset to UNITS_PER_WORD.
3496 (ix86_emit_leave): Adjust ix86_cfa_state.
3497 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3498 (ix86_static_chain): New.
3499 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3500 make static; update for target hook parameters; use ix86_static_chain.
3501 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3502 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3503 (INITIALIZE_TRAMPOLINE): Remove.
3504 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3505 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3506 to the end. Add static_chain_on_stack.
3507 (ix86_static_chain_on_stack): New.
3509 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3510 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3511 (m68k_trampoline_init): New.
3512 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3513 m68k_trampoline_init and adjust for hook parameters.
3514 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3515 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3517 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3519 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3520 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3522 * reload1.c (reload): Call wrap_constant when substituting
3523 reg for equiv inside of DEBUG_INSNs.
3526 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3527 add_call_src_coords_attributes, add_high_low_attributes,
3528 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3529 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3530 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3531 when -gdwarf-2 -gstrict-dwarf.
3532 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3533 -gdwarf-[23] -gstrict-dwarf.
3534 (address_of_int_loc_descriptor, loc_descriptor,
3535 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3536 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3537 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3539 2009-09-22 Richard Guenther <rguenther@suse.de>
3541 PR tree-optimization/41428
3542 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3543 (ccp_finalize): Pass it to substitute_and_fold.
3545 2009-09-22 Richard Guenther <rguenther@suse.de>
3547 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3548 (substitute_and_fold): Adjust prototype.
3549 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3550 (simplify_stmt_using_ranges): Likewise.
3551 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3552 (vrp_fold_stmt): New function.
3553 (vrp_finalize): Pass it to substitute_and_fold.
3554 * tree-flow.h (vrp_evaluate_conditional): Remove.
3555 (simplify_stmt_using_ranges): Likewise.
3556 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3557 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3558 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3560 (fold_predicate_in): Move to tree-vrp.c.
3561 (substitute_and_fold): Use the callback instead of calling into
3562 tree-vrp.c functions directly.
3564 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3566 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3567 comparison warning on rs6000.
3570 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3571 GIMPLE_EH_MUST_NOT_THROW cleanup.
3572 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3574 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3577 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3578 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3579 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3580 libSystem which is derived from the gcc 4.2.1 unwinder.
3582 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3585 * varasm.c (default_encode_section_info): Copy TLS model into
3586 sym_ref flags regardless of backend support for TLS, for all
3587 model types except TLS_MODEL_EMULATED.
3589 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3592 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3593 we can handle it correctly.
3595 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3597 * doc/install.texi (os2): Remove section.
3599 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3601 * doc/standards.texi (Objective-C): Adjust two URLs.
3603 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3605 * tree-tailcall.c (process_assignment): Don't check if a
3606 multiplication or an addition are already present.
3607 (find_tail_calls): Combine multiple additions and multiplications.
3608 (adjust_accumulator_values): Emit accumulators.
3610 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3612 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3613 xmm register restore.
3615 2009-09-21 Jan Hubicka <jh@suse.cz>
3617 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3618 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3621 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3623 * stor-layout.c (layout_type): Remove obsolete code.
3625 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3628 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3630 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3633 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3634 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3635 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3636 * fold-const.c (const_binop): Likewise.
3637 * real.h (do_mpc_arg2): Update prototype.
3639 2009-09-20 Jan Hubicka <jh@suse.cz>
3641 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3642 (add_location_or_const_value_attribute): Rewrite using
3644 (tree_add_const_value_attribute): Return true if successful.
3645 (tree_add_const_value_attribute_for_decl): Likewise.
3647 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3648 (loc_descriptor): ... here;
3649 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3650 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3651 pool items that was not marked for output.
3652 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3653 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3654 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3655 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3656 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3657 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3658 DW_OP_stack_value to get address of items that are not available
3660 (dw_loc_list): Handle single element lists correctly.
3662 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3663 Pascal Obry <obry@adacore.com>
3665 * unwind-dw2-fde.c (classify_object_over_fdes):
3666 Cast the constant 1 to _Unwind_Ptr.
3667 (add_fdes): Likewise.
3668 (linear_search_fdes): Likewise.
3670 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3672 * stor-layout.c (set_sizetype): Avoid useless type copy.
3674 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3676 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3678 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3679 * configure, config.in: Regenerate.
3680 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3682 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3683 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3684 for global data if the output could be used in a shared library.
3685 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3686 to 0 if TARGET_WRITABLE_EH_FRAME.
3688 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3690 PR rtl-optimization/39886
3691 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3692 just when insn is equal to BB_END (bb).
3694 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3696 * config/mips/mips.opt (mrelax-pic-calls): New option.
3697 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3699 (mips_unspec_call): Change "unspec_call" expander into this.
3700 (mips_strip_unspec_call): New function.
3701 (mips_got_load): Call mips_unspec_call instead of
3702 gen_unspec_call<mode>.
3703 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3705 (mips_cfg_in_reorg): New function.
3706 (mips16_lay_out_constants): Use it to decide whether to call
3707 CFG-aware insn splitting.
3708 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3709 mips_reorg. Move DF set-up code from here ...
3710 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3712 (mips_reorg): Call mips_df_reorg instead of
3713 r10k_insert_cache_barriers. Move CFG set-up code here from
3714 r10k_insert_cache_barriers.
3715 (mips_call_expr_from_insn): New function.
3716 (mips_pic_call_symbol_from_set): Likewise.
3717 (mips_find_pic_call_symbol): Likewise.
3718 (mips_annotate_pic_call_expr): Likewise.
3719 (mips_get_pic_call_symbol): Likewise.
3720 (mips_annotate_pic_calls): Likewise.
3721 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3723 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3724 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3725 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3727 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3728 (unspec_call<mode>): Remove it.
3729 (sibcall_internal, sibcall_value_internal,
3730 sibcall_value_multiple_internal, call_internal, call_split,
3731 call_value_internal, call_value_split,
3732 call_value_multiple_internal, call_value_multiple_split): Pass
3733 SIZE_OPNO to MIPS_CALL.
3734 (call_internal_direct, call_direct_split,
3735 call_value_internal_direct, call_value_direct_split): Pass -1 as
3736 SIZE_OPNO to MIPS_CALL.
3737 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3738 * configure: Regenerate.
3739 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3740 and -mno-relax-pic-calls.
3741 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3743 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3746 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3747 in the directory this rule is called from, rather than the
3748 toplevel 'gcc' directory, to fix in-tree build.
3750 2009-09-19 Chris Demetriou <cgd@google.com>
3752 PR preprocessor/28435:
3753 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3754 to cpplib that the preprocessor output is needed.
3756 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3758 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3759 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3760 *return_and_restore_fpregs_<mode>,
3761 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3764 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3765 instead of assuming it has always a REG inside of it.
3767 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3769 * config/freebsd.h: Update comment on types.
3770 (WINT_TYPE): Define.
3772 2009-09-18 Jason Merrill <jason@redhat.com>
3774 * c.opt: Add -fno-deduce-init-list.
3776 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3778 * value-prof.c (interesting_stringop_to_profile_p): Added output
3779 argument to indicate which parameter is the size parameter.
3780 * value-prof.c (gimple_stringop_fixed_value): Use
3781 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3782 * value-prof.c (gimple_stringops_transform): Update call sites to
3783 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3785 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3788 From David Binderman <dcb314@hotmail.com>:
3789 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3790 local variable f. Remove stale comments.
3791 (ix86_compute_frame_layout): Remove useless local variable total_size.
3792 Remove #if 0'd code.
3793 (legitimate_address_p): Remove useless local variables
3794 reason_rtx and reason.
3795 (ix86_split_copysign_const): Remove useless local variable op1.
3796 (scale_counter): Remove useless local variable piece_size_mask.
3798 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3800 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3803 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3806 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3808 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3810 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3813 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3815 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3816 DW_OP_implicit_value even without dwarf_version 4.
3818 2009-09-17 Jan Hubicka <jh@suse.cz>
3820 * dwarf2out.c: Include tree-pass.h and gimple.h.
3821 (loc_list_plus_const): New function.
3822 (loc_descriptor_from_tree_1): Rename to ...
3823 (loc_descriptor_from_tree): ... remove original.
3824 (loc_list_from_tree): New function.
3825 (add_AT_location_description): Accept location list.
3826 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3827 (concatn_mem_loc_descriptor): Remove.
3828 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3830 (secname_for_decl): Move up.
3831 (hidden_reference_p): New function; break out from ...
3832 (loc_by_refernece): ... here; move up.
3833 (dw_loc_list): New function.
3834 (single_element_loc_list): New function.
3835 (single_element_loc_list_p): New function.
3836 (add_loc_descr_to_each): New function.
3837 (add_loc_list): New function.
3838 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3839 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3840 add diagnostics why expansion failed.
3841 (add_location_or_const_value_attribute): Support location lists.
3842 (add_bound_info): Likewise.
3843 (descr_info_loc): Update call of loc_descriptor_from_tree.
3844 (gen_variable_die): Work on location lists.
3845 * final.c (pass_final): Add dump file.
3846 * Makefile.in (dwarf2out.o): Add new dependencies.
3848 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3851 * real.c decimal_from_integer, decimal_integer_string): New.
3852 (real_from_integer): Use them as special case for decimal float.
3853 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3854 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3855 Do not append zero after the decimal point in string to convert.
3857 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3859 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3860 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3862 2009-09-17 Martin Jambor <mjambor@suse.cz>
3864 * common.opt (fipa-sra): New switch.
3865 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3866 * timevar.def (TV_IPA_SRA): New timevar.
3867 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3868 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3869 * tree-sra.c: Include cgraph.c.
3870 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3871 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3872 and grp_not_necessarilly_dereferenced.
3873 (func_param_count): New variable.
3874 (encountered_apply_args): New variable.
3875 (bb_dereferences): New variable.
3876 (final_bbs): New variable.
3877 (no_accesses_representant): New variable.
3878 (no_accesses_p): New function.
3879 (dump_access): Dump the new fields.
3880 (sra_initialize): Set encountered_apply_args to false.
3881 (get_ssa_base_param): New function.
3882 (mark_parm_dereference): New function.
3883 (create_access): Caring for INIDRECT_REFs and different handling of
3884 varialble length accesses in early IPA SRA. Store the stmt - a new
3885 parameter - to the new access.
3886 (build_access_from_expr_1): New parameter stmt, passed to
3887 create_access. Handle INDIRECT_REFs.
3888 (build_access_from_expr): Pass the current statement to
3889 build_access_from_expr_1.
3890 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3892 (build_accesses_from_assign): Pass the current statement to
3893 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3894 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3895 final_bbs when necessary. Check for calls to __builtin_apply_args.
3896 Fixup EH info if anythng was changed.
3897 (is_unused_scalar_param): New function.
3898 (ptr_parm_has_direct_uses): New function.
3899 (find_param_candidates): New function.
3900 (mark_maybe_modified): New function.
3901 (analyze_modified_params): New function.
3902 (propagate_dereference_distances): New function.
3903 (dump_dereferences_table): New function.
3904 (analyze_caller_dereference_legality): New function.
3905 (unmodified_by_ref_scalar_representative): New function.
3906 (splice_param_accesses): New function.
3907 (decide_one_param_reduction): New function.
3908 (enum ipa_splicing_result): New type.
3909 (splice_all_param_accesses): New function.
3910 (get_param_index): New function.
3911 (turn_representatives_into_adjustments): New function.
3912 (analyze_all_param_acesses): New function.
3913 (get_replaced_param_substitute): New function.
3914 (get_adjustment_for_base): New function.
3915 (replace_removed_params_ssa_names): New function.
3916 (sra_ipa_reset_debug_stmts): New function.
3917 (sra_ipa_modify_expr): New function.
3918 (sra_ipa_modify_assign): New function.
3919 (convert_callers): New function.
3920 (modify_function): New function.
3921 (ipa_sra_preliminary_function_checks): New function.
3922 (ipa_early_sra): New function.
3923 (ipa_early_sra_gate): New function.
3924 (pass_early_ipa_sra): New variable.
3925 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3927 2009-09-17 Michael Matz <matz@suse.de>
3930 * tree.c (build_type_attribute_qual_variant): Export.
3931 * tree.h (build_type_attribute_qual_variant): Declare.
3932 * tree-inline.c (remap_type_1): Use it to build variants with
3933 the original qualifiers and attributes.
3935 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3937 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3938 without a fallthrough edge.
3940 2009-09-16 DJ Delorie <dj@redhat.com>
3942 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3943 chip and ignore the "fast_interrupt" attribute if so.
3945 2009-09-16 Richard Henderson <rth@redhat.com>
3948 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3951 2009-09-16 Richard Henderson <rth@redhat.com>
3954 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3955 is set only if DECL_NO_STATIC_CHAIN is unset.
3956 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3957 (FOR_EACH_NEST_INFO): New.
3958 (walk_all_functions): Use it.
3959 (finalize_nesting_tree): Likewise.
3960 (unnest_nesting_tree): Likewise.
3961 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3962 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3963 (convert_gimple_call): Early out if gimple_call_chain already set.
3964 (convert_all_function_calls): Iterate until no new functions
3965 require a static chain.
3966 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3967 when building a trampoline. Use dump_function_to_file instead
3969 (lower_nested_functions): Open dump_file. Validate that decls
3970 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3971 bit reset by this pass.
3973 2009-09-16 Michael Matz <matz@suse.de>
3976 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3977 shorten decl_common_unused.
3978 (DECL_RESTRICTED_P): New accessor.
3979 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3980 to disambiguate marked decls and restrict pointers.
3982 2009-09-16 Richard Henderson <rth@redhat.com>
3985 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3987 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3989 * integrate.c (set_block_abstract_flags): Call
3990 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3992 2009-09-16 Richard Guenther <rguenther@suse.de>
3995 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3998 2009-09-16 DJ Delorie <dj@redhat.com>
3999 Kaz Kojima <kkojima@gcc.gnu.org>
4001 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4002 (sh_expand_prologue): Update calls to output_stack_adjust.
4003 (sh_expand_epilogue): Likewise.
4005 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4008 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4009 trying to limit the extent of searches in the insn stream.
4011 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4012 Jakub Jelinek <jakub@redhat.com>
4016 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4018 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4019 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4020 (rs6000_savres_strategy): Always save FP registers inline if the
4021 target doesn't support hardware double-precision. Set the above
4022 bits in return value when needed.
4023 (rs6000_savres_routine_sym): Fix computation for cache selector.
4024 Mark the generated symbol as a function. Rename exitp argument to
4025 lr. Move code for determining the name of the symbol...
4026 (rs6000_savres_routine_name): ...here. New function. Add cases for
4027 getting the names right on AIX and 64-bit Linux.
4028 (savres_routine_name): New variable.
4029 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4030 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4031 on what the target routine uses as a base register. If savep && lr
4032 describe saving of r0 into memory slot.
4033 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4034 line calls for AIX ABI.
4035 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4036 determine FP save/restore functions.
4037 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4038 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4040 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4041 Duplicate restoration of LR and execute the appropriate one
4042 depending on whether GPRs are being restored inline. Set r11 from
4043 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
4044 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
4045 Fix out of line calls for AIX ABI.
4046 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
4048 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
4050 (*restore_gpregs_spe): Likewise.
4051 (*return_and_restore_gpregs_spe): Likewise.
4052 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4053 Define to empty string unconditionally.
4054 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4055 Define to empty string unconditionally.
4056 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
4059 2009-09-15 Jan Hubicka <jh@suse.cz>
4061 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
4062 * params.def (inline-insns-auto): Likewise.
4064 2009-09-15 Martin Jambor <mjambor@suse.cz>
4066 * ipa-inline.c (estimate_function_body_sizes): Dump info about
4067 individual statements only at TDF_DETAILS dump level. Format
4068 source for 80 characters per line.
4070 2009-09-15 Christian Bruel <christian.bruel@st.com>
4072 * regrename.c (do_replace): Update REG_DEAD notes.
4074 2009-09-15 Revital Eres <eres@il.ibm.com>
4076 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
4077 * targhooks.c (default_builtin_support_vector_misalignment):
4078 New builtin function.
4079 * targhooks.h (default_builtin_support_vector_misalignment):
4081 * target.h (builtin_support_vector_misalignment):
4082 New field in struct gcc_target.
4083 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
4084 new builtin function.
4085 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
4087 * config/rs6000/rs6000.c
4088 (rs6000_builtin_support_vector_misalignment): New function.
4089 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
4091 2009-09-15 Jie Zhang <jie.zhang@analog.com>
4093 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
4095 (bfin_optimize_loop): Likewise.
4096 (bfin_gen_bundles): Likewise.
4097 (workaround_speculation): Likewise.
4098 (find_load): Return NULL_RTX for debug_insn.
4100 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
4102 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
4105 2009-09-14 DJ Delorie <dj@redhat.com>
4107 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
4108 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
4111 2009-09-14 Richard Henderson <rth@redhat.com>
4112 Jakub Jelinek <jakub@redhat.com>
4114 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
4115 * cfgbuild.c (make_edges): Handle asm goto.
4116 * cfglayout.c (fixup_reorder_chain): Likewise.
4117 * cfgrtl.c (patch_jump_insn): Likewise.
4118 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
4119 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
4120 (gimple_build_asm_vec): Add and use labels parameter.
4121 (gimple_build_asm): Remove.
4122 (walk_gimple_asm): Walk labels too.
4123 * gimple.def (GIMPLE_ASM): Update docs.
4124 * gimple.h: Update decls.
4125 (struct gimple_statement_asm): Change nc to use unsigned char;
4127 (gimple_asm_nlabels): New.
4128 (gimple_asm_label_op, gimple_asm_set_label_op): New.
4129 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
4130 into gimple_build_asm_vec.
4131 * jump.c (mark_jump_label_asm): New.
4132 (mark_jump_label): Use it.
4133 (redirect_jump_1): Handle asm goto.
4134 (invert_jump_1): Soft fail if X is null.
4135 * recog.c (extract_asm_operands): New.
4136 (asm_noperands): Use it; handle asm labels.
4137 (decode_asm_operands): Use extract_asm_operands.
4138 (asm_operand_ok): Properly handle empty string.
4139 * reg-stack.c (get_asm_operands_in_out): Rename from
4140 get_asm_operand_n_inputs; use extract_asm_operands; return both
4141 inputs and outputs by reference; update all callers.
4142 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
4143 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
4144 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
4145 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
4146 (extract_asm_operands): Declare.
4147 * stmt.c (expand_asm_operands): Add and use labels parameter.
4148 (check_unique_operand_names): Likewise.
4149 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
4150 (expand_asm_stmt): Handle asm labels.
4151 * tree-cfg.c (make_gimple_asm_edges): New.
4152 (make_edges): Use it.
4153 (cleanup_dead_labels): Handle asm labels.
4154 (is_ctrl_altering_stmt): Likewise.
4155 (gimple_redirect_edge_and_branch): Likewise.
4156 * tree.def (ASM_EXPR): Add 5th operand.
4157 * tree.h (ASM_LABELS): New.
4158 (resolve_asm_operand_names): Update decl.
4160 * c-parser.c (c_parser_asm_statement): Parse asm goto.
4161 (c_parser_asm_goto_operands): New.
4162 * c-tree.h (build_asm_expr): Update decl.
4163 * c-typeck.c (build_asm_expr): Add and use labels parameter.
4164 * doc/extend.texi: Document asm goto.
4166 2009-09-14 Richard Henderson <rth@redhat.com>
4168 * except.h: Update declarations.
4169 (struct pointer_map_t): Forward declare.
4170 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
4171 (struct eh_landing_pad_d, eh_landing_pad): New.
4172 (struct eh_catch_d, eh_catch): New.
4173 (struct eh_region_d): Remove next_region_sharing_label, aka,
4174 label, tree_label, landing_pad, post_landing_pad, resume,
4175 may_contain_throw. Rename region_number to index. Remove
4176 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
4177 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
4178 (VEC(eh_landing_pad,gc)): New.
4179 (struct eh_status): Remove last_region_number. Add lp_array,
4180 throw_stmt_table, ttype_data, ehspec_data.
4181 (ehr_next, FOR_ALL_EH_REGION_AT): New.
4182 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
4183 * except.c (lang_protect_cleanup_actions): Return tree.
4184 (struct ehl_map_entry): Remove.
4185 (init_eh_for_function): Push zero entries for region and lp_array.
4186 (gen_eh_region): Add to region_array immediately.
4187 (gen_eh_region_catch): Operate on eh_catch objects.
4188 (gen_eh_landing_pad): New.
4189 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
4190 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
4191 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
4192 (get_eh_landing_pad_from_number_fn): New.
4193 (get_eh_landing_pad_from_number): New.
4194 (get_eh_region_from_lp_number_fn): New.
4195 (get_eh_region_from_lp_number): New.
4196 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
4197 (get_exception_pointer, get_exception_filter): Remove.
4198 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
4199 (current_function_has_exception_handlers): Simplify.
4200 (bring_to_root, eh_region_replaceable_by_p): Remove.
4201 (replace_region, hash_type_list, hash_eh_region): Remove.
4202 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
4203 (label_to_region_map, num_eh_regions): Remove.
4204 (get_next_region_sharing_label, must_not_throw_labels): Remove.
4205 (find_exception_handler_labels): Remove.
4206 (duplicate_eh_regions_0, find_prev_try): Remove.
4207 (struct duplicate_eh_regions_data): New.
4208 (duplicate_eh_regions_1): Rewrite.
4209 (duplicate_eh_regions): Return a pointer map instead of an
4211 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4212 (redirect_eh_edge_to_label): Remove.
4213 (eh_region_outermost): Rewrite using eh_region pointers
4214 instead of integers.
4215 (add_ttypes_entry): Update for ttype_data move to eh_status.
4216 (add_ehspec_entry): Rewrite with VEC instead of varray.
4217 (assign_filter_values): Likewise. Export.
4218 (build_post_landing_pads, connect_post_landing_pads): Remove.
4219 (dw2_build_landing_pads): Rewrite to use lp_array.
4220 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4221 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4222 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4223 (sjlj_mark_call_sites): Update for landing pad numbers.
4224 (finish_eh_generation): Rewrite.
4225 (gate_handle_eh): Do nothing for no eh tree.
4226 (pass_rtl_eh): Move up near finish_eh_generation.
4227 (remove_eh_landing_pad): New.
4228 (remove_eh_handler): Export.
4229 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4230 (for_each_eh_label): Rewrite to use lp_array.
4231 (make_reg_eh_region_note): New.
4232 (make_reg_eh_region_note_nothrow_nononlocal): New.
4233 (insn_could_throw_p): New.
4234 (copy_reg_eh_region_note_forward): New.
4235 (copy_reg_eh_region_note_backward): New.
4236 (check_handled, add_reachable_handler): Remove.
4237 (reachable_next_level, foreach_reachable_handler): Remove.
4238 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4239 (get_eh_region_and_lp_from_rtx): New.
4240 (get_eh_region_from_rtx): New.
4241 (can_throw_internal_1, can_throw_external_1): Remove.
4242 (can_throw_internal): Use get_eh_region_from_rtx.
4243 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4244 (insn_nothrow_p, can_nonlocal_goto): New.
4245 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4246 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4247 (add_action_record): Use VEC not varray.
4248 (collect_one_action_chain): Update for eh_region changes.
4249 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4250 Use get_eh_region_and_lp_from_rtx.
4251 (gate_convert_to_eh_region_ranges): New.
4252 (pass_convert_to_eh_region_ranges): Use it.
4253 (push_uleb128, push_sleb128): Use VEC not varray.
4254 (output_one_function_exception_table): Likewise.
4255 (dump_eh_tree): Update for eh_region changes.
4256 (verify_eh_tree): Likewise.
4257 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4258 * tree-eh.c: Include target.h.
4259 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4260 Don't disallow GIMPLE_RESX; adjust argument check.
4261 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4262 (record_stmt_eh_region): Update for landing pad numbers;
4263 generate a landing pad if necessary.
4264 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4265 (remove_stmt_from_eh_lp_fn): Similarly.
4266 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4267 Update for lp numbers; don't special case missing throw_stmt_table.
4268 (lookup_expr_eh_lp): Similarly.
4269 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4270 (eh_seq, eh_region_may_contain_throw): New.
4271 (struct leh_state): Add ehp_region.
4272 (struct leh_tf_state): Remove eh_label.
4273 (emit_post_landing_pad): New.
4274 (emit_resx, emit_eh_dispatch): New.
4275 (note_eh_region_may_contain_throw): New.
4276 (frob_into_branch_around): Take eh_region not eh label;
4277 emit eh code into eh_seq.
4278 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4279 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4280 lower_eh_must_not_throw. Emit code to eh_seq.
4281 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4282 (lower_try_finally_onedest): Likewise.
4283 (lower_try_finally_copy): Likewise.
4284 (lower_try_finally_switch): Likewise.
4285 (lower_try_finally): Initialize ehp_region.
4286 (lower_catch): Update for eh_catch objects.
4287 (lower_eh_filter): Don't handle must_not_throw.
4288 (lower_eh_must_not_throw): New.
4289 (lower_cleanup): Don't set eh_label.
4290 (lower_eh_constructs_2): Resolve eh builtins.
4291 Handle GIMPLE_EH_MUST_NOT_THROW.
4292 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4293 Add eh_seq to the end of the function body.
4294 (make_eh_dispatch_edges): New.
4295 (make_eh_edge): Remove.
4296 (make_eh_edges): Simplify for landing pads.
4297 (redirect_eh_edge_1): New.
4298 (redirect_eh_edge): Use it.
4299 (redirect_eh_dispatch_edge): New.
4300 (stmt_could_throw_p): Use a switch. Allow RESX.
4301 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4302 (stmt_can_throw_internal): Likewise.
4303 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4304 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4305 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4306 (gate_refactor_eh): New.
4307 (pass_refactor_eh): Use it.
4308 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4309 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4310 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4311 (remove_unreachable_handlers): Rename from
4312 tree_remove_unreachable_handlers; rewrite for landing pads;
4313 call remove_eh_handler directly.
4314 (remove_unreachable_handlers_no_lp): New.
4315 (unsplit_eh, unsplit_all_eh): New.
4316 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4317 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4318 (cleanup_empty_eh_unsplit): New.
4319 (cleanup_empty_eh): Rewrite.
4320 (cleanup_all_empty_eh): New.
4321 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4322 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4323 (gate_cleanup_eh): New.
4324 (pass_cleanup_eh): Use it.
4325 (verify_eh_edges): Move later in file. Expect one EH edge.
4326 (verify_eh_dispatch_edge): New.
4328 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4329 (gtype-desc.o): Add TARGET_H.
4330 (tree.o): Use EXCEPT_H, not except.h.
4331 (cfgbuild.o): Add EXPR_H.
4332 (GTFILES): Add vecprim.h.
4333 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4334 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4335 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4336 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4337 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4338 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4339 calls to can_throw_internal.
4340 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4341 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4342 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4343 (expand_gimple_stmt): Use make_reg_eh_region_note.
4344 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4345 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4346 or find_exception_handler_labels.
4347 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4348 there is exacly one EH edge. Use can_nonlocal_goto and
4350 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4351 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4352 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4353 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4354 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4355 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4356 * dse.c (scan_insn): Use insn_could_throw_p.
4357 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4358 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4359 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4360 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4361 EXC_PTR_EXPR or FILTER_EXPR.
4362 (tree_expr_nonzero_warnv_p): Likewise.
4363 * function.h: Include vecprim.h, not varray.h
4364 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4365 move ttype_data and ehspec_data members to struct eh_status; change
4366 action_record_data member to a VEC.
4367 * gcse.c (hash_scan_set): Use can_throw_internal.
4368 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4369 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4370 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4371 (block_may_fallthru): Don't handle RESX_EXPR.
4372 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4373 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4374 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4375 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4376 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4377 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4378 (gimple_size): Likewise.
4379 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4380 (gimple_build_resx): Use gimple_build_with_ops.
4381 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4382 (is_gimple_val): Likewise.
4383 (is_gimple_stmt): Remove RESX_EXPR.
4384 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4385 (GIMPLE_RESX): Reorder with other EH constructs.
4386 * gimple.h (struct gimple_statement_eh_mnt): New.
4387 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4388 (gimple_eh_filter_must_not_throw): Remove.
4389 (gimple_eh_filter_set_must_not_throw): Remove.
4390 (gimple_eh_must_not_throw_fndecl): New.
4391 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4392 (is_gimple_resx): New.
4393 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4394 Don't copy EH_FILTER_MUST_NOT_THROW.
4395 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4396 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4397 handle must_not_throw_labels specially.
4398 * ipa-pure-const.c (check_call): Update debug statement for LP.
4399 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4400 * ipa-utils.c (get_base_var): Likewise.
4401 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4402 * lower-subreg.c (move_eh_region_note): Remove.
4403 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4404 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4405 (create_task_copyfn): Likewise.
4406 (maybe_catch_exception): Use gimple_build_eh_filter.
4407 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4408 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4409 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4410 and pass_lower_resx.
4411 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4412 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4413 can_throw_internal, can_nonlocal_goto.
4414 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4415 copy_reg_eh_region_note_forward.
4416 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4417 (emit_output_reload_insns): Likewise.
4418 (copy_eh_notes): Remove.
4419 * rtl.def (RESX): Remove.
4420 * rtl.h: Update declarations.
4421 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4422 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4423 (update_eh_label): Remove.
4424 (cleanup_dead_labels_eh): New.
4425 (cleanup_deal_labels): Use it instead of update_eh_label.
4426 (gimple_merge_blocks): Update landing pad data structure when
4427 removing a landing pad label.
4428 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4429 test; handle GIMPLE_EH_MUST_NOT_THROW.
4430 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4431 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4432 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4433 (verify_stmt): Likewise. Verify landing pads.
4434 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4435 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4436 (struct move_stmt_d): Add eh_map.
4437 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4438 (move_stmt_r): Remap eh region numbers in builtin calls,
4439 resx and eh_dispatch.
4440 (move_block_to_fn): Remove eh_offset parameter. Use
4441 maybe_duplicate_eh_stmt_fn.
4442 (find_outermost_region_in_block): Operate on eh_region pointers
4443 instead of region numbers.
4444 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4445 duplicate_eh_regions.
4446 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4447 test earlier. Disallow EH landing pads.
4448 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4449 * tree-flow.h: Update declarations.
4450 (struct tree_ann_common_d): Replace rn with lp_nr.
4451 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4452 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4453 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4454 resx and eh_dispatch.
4455 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4456 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4457 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4458 from duplicate_eh_regions.
4459 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4460 update RESX; handle EH_DISPATCH.
4461 (expand_call_inline): Set eh_lp_nr, not eh_region.
4462 (maybe_inline_call_in_expr): Likewise.
4463 * tree-inline.h (struct copy_body_data): Replace eh_region with
4464 eh_lp_nr, eh_region_offset with eh_map.
4465 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4466 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4467 * tree-pretty-print.c (dump_generic_node): Don't handle
4468 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4469 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4470 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4471 EXC_PTR_EXPR, FILTER_EXPR.
4472 * tree-ssa-operands.c (get_expr_operands): Likewise.
4473 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4474 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4475 (ao_ref_init_from_vn_reference): Likewise.
4476 * tree-ssa-sink.c (statement_sink_location): Likewise.
4477 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4478 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4479 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4480 EXC_PTR_EXPR, FILTER_EXPR.
4481 (is_exception_related): Remove.
4482 (compute_avail): Don't call it.
4483 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4484 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4485 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4486 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4488 (build_resx): Remove.
4489 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4490 * tree.h: Update declarations.
4491 (EH_FILTER_MUST_NOT_THROW): Remove.
4492 (struct tree_label_decl): Add eh_landing_pad_nr.
4493 (EH_LANDING_PAD_NR): New.
4494 * value-prof.c (gimple_ic): Tidy variable names. Update for
4495 landing pad numbers.
4496 (gimple_stringop_fixed_value): Tidy variable names. Assert
4497 that neither call stmt can throw.
4498 * vecprim.h (uchar): New.
4499 (VEC(uchar,heap), VEC(uchar,gc)): New.
4501 * c-common.c (c_define_builtins): Update call to
4502 build_common_builtin_nodes.
4503 * c-parser.c (c_parse_file): Don't call
4504 default_init_unwind_resume_libfunc.
4506 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4508 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4509 (mips_cprestore_address_p): Likewise.
4510 (mips_save_gp_to_cprestore_slot): Likewise.
4511 (mips_restore_gp): Rename to...
4512 (mips_restore_gp_from_cprestore_slot): ...this.
4513 (mips_must_initialize_gp_p): Declare.
4514 (mips_emit_save_slot_move): Likewise.
4515 (mips_output_load_label): Return nothing.
4516 (mips_eh_uses): Declare.
4517 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4518 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4519 (TARGET_ABSOLUTE_JUMPS): Likewise.
4520 (EH_USES): Likewise.
4521 (FIRST_PSEUDO_REGISTER): Update comment.
4522 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4523 (MIPS_CALL): ...here.
4524 (REGISTER_NAMES): Add $cprestore.
4525 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4526 Add load_label_length, has_inflexible_gp_insn_p,
4527 has_flexible_gp_insn_p, must_initialize_gp_p and
4528 must_restore_gp_when_clobbered_p.
4529 (mips_expand_call): Don't generate split instructions here.
4530 (mips_split_call): Update the call to mips_restore_gp after
4531 the above name change.
4532 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4533 (mips_find_gp_ref): New function.
4534 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4535 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4536 (mips_insn_has_flexible_gp_ref_p): Likewise.
4537 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4538 (mips_function_has_gp_insn): Delete.
4539 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4540 Use the new functions above. Only return INVALID_REGNUM
4541 for TARGET_ABSOLUTE_JUMPS.
4542 (mips_must_initialize_gp_p): New function.
4543 (mips_get_cprestore_base_and_offset): New function, extracted from...
4544 (mips_cprestore_slot): ...here. Take a bool parameter.
4545 (mips_cfun_has_cprestore_slot_p): New function.
4546 (mips_cprestore_address_p): Likewise.
4547 (mips_save_gp_to_cprestore_slot): Likewise.
4548 (mips_restore_gp): Rename to...
4549 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4550 epilogue_completed. Update the call to mips_cprestore_slot.
4551 Test cfun->machine->must_restore_gp_when_clobbered_p.
4552 (mips_direct_save_slot_move_p): New function.
4553 (mips_emit_save_slot_move): Likewise.
4554 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4555 of cfun->machine->global_pointer.
4556 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4557 (mips_save_reg): Use mips_emit_save_slot_move.
4558 (mips_expand_prologue): Set must_initialize_gp_p.
4559 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4560 for all cprestore saves. Emit a use_cprestore instruction after
4561 setting up the cprestore slot.
4562 (mips_restore_reg): Use mips_emit_save_slot_move.
4563 (mips_process_load_label): New function.
4564 (mips_load_label_length): Likewise.
4565 (mips_output_load_label): Don't return asm: output it here instead.
4566 Use mips_process_load_label.
4567 (mips_adjust_insn_length): Adjust the length of branch instructions
4568 that have length MAX_PIC_BRANCH_LENGTH.
4569 (mips_output_conditional_branch): Update the call to
4570 mips_output_load_label. Assume the branch target is OPERANDS[0]
4571 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4572 (mips_output_order_conditional_branch): Swap the meaning of
4573 OPERANDS[0] and OPERANDS[1].
4574 (mips_variable_issue): Don't count ghost instructions.
4575 (mips_expand_ghost_gp_insns): New function.
4576 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4577 (mips_output_mi_thunk): Set must_initialize_gp_p.
4578 (mips_eh_uses): New function.
4579 * config/mips/predicates.md (cprestore_save_slot_operand)
4580 (cprestore_load_slot_operand): New predicates.
4581 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4582 (UNSPEC_MOVE_GP): Likewise.
4583 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4584 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4585 (CPRESTORE_SLOT_REGNUM): New register.
4586 (MAX_PIC_BRANCH_LENGTH): New constant.
4587 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4588 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4589 branches. Fix commentary.
4590 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4591 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4592 Change type to "ghost".
4593 (loadgp_absolute_<mode>): Likewise.
4594 (loadgp_rtp_<mode>): Likewise.
4595 (copygp_mips16): Likewise.
4596 (loadgp_blockage): Remove redundant mode attribute.
4597 (potential_cprestore): New instruction.
4598 (cprestore): Turn into an unspec set.
4599 (use_cprestore): New instruction.
4600 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4601 (*branch_fp_inverted): Likewise.
4602 (*branch_order<mode>): Likewise.
4603 (*branch_order<mode>_inverted): Likewise.
4604 (*branch_equality<mode>): Likewise.
4605 (*branch_equality<mode>_inverted): Likewise.
4606 (*branch_bit<bbv><mode>): Likewise.
4607 (*branch_bit<bbv><mode>_inverted): Likewise.
4608 (*branch_equality<mode>_mips16): Remove redundant mode.
4609 (jump): Turn into a define_expand.
4610 (*jump_absolute): New instruction.
4611 (*jump_pic): Likewise.
4612 (*jump_mips16): Rename previously-unnamed pattern. Remove
4613 redundant mode attribute.
4614 (restore_gp): Split on epilogue_completed rather than
4615 reload_completed. Change type to "ghost".
4616 (move_gp<mode>): New instruction.
4617 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4618 Remove redundant mode attribute.
4619 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4620 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4621 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4623 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4626 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4627 are returned in the same register (vs34 or v2) that Altivec vector
4628 types are returned in.
4629 (rs6000_libcall_value): Ditto.
4632 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4633 instead of explicit addsi3/adddi3 calls.
4634 (rs6000_split_multireg_move): Ditto.
4635 (rs6000_emit_allocate_stack): Ditto.
4636 (rs6000_emit_prologue): Ditto.
4637 (rs6000_output_mi_thunk): Ditto.
4639 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4640 size is 64 bits if we can use 64-bit registers.
4642 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4644 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4647 From Jie Zhang <jie.zhang@analog.com>:
4648 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4649 save FP and RETS with saveall attribute.
4650 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4651 with saveall attribute.
4653 * config/bfin/bfin.c (bfin_expand_builtin,
4654 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4657 From Jie Zhang <jie.zhang@analog.com>:
4658 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4659 before use in two places.
4660 * config/bfin/bfin.md (AREG): Define mode iterator.
4661 (reload_in, reload_out): Use mode iterator AREG.
4663 2009-09-14 Richard Guenther <rguenther@suse.de>
4666 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4667 EH personality path.
4669 2009-09-13 Richard Guenther <rguenther@suse.de>
4670 Rafael Avila de Espindola <espindola@google.com>
4672 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4673 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4674 (LANG_HOOKS_INITIALIZER): Adjust.
4675 (lhd_pass_through_t): Declare.
4676 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4678 * langhooks.c (lhd_pass_through_t): New function.
4679 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4680 dwarf2out_begin_prologue): Use personality from current_function_decl.
4681 * expr.h (get_personality_function): Declare.
4682 * expr.c (get_personality_function): New function.
4683 (build_personality_function): Likewise.
4684 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4685 (eh_personality_libfunc): Remove.
4686 * optabs.c (build_libfunc_function): New function split out from ...
4687 (init_one_libfunc): ... here.
4688 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4689 (tree_function_decl): Add personality.
4690 (lhd_gcc_personality): Declare.
4691 (build_personality_function): Likewise.
4692 * tree.c (gcc_eh_personality_decl): New.
4693 (lhd_gcc_personality): New function.
4694 * except.h (lang_eh_runtime_type): Remove.
4695 (enum eh_personality_kind): New.
4696 (build_personality_function): Declare.
4697 (function_needs_eh_personality): Declare.
4698 * except.c (lang_eh_runtime_type): Remove.
4699 (function_needs_eh_personality): New function.
4700 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4701 (sjlj_emit_function_enter, output_function_exception_table):
4702 Use personality from current_function_decl.
4703 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4704 * tree-inline.c (tree_can_inline_p): Do not inline across different
4706 (expand_call_inline): Likewise. Adjust the callers EH personality.
4707 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4708 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4709 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4710 (c-parser.o): Likewise
4711 * c-tree.h (c_eh_initialized_p): Remove.
4712 (c_maybe_initialize_eh): Likewise.
4713 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4714 (finish_decl): Don't call c_maybe_initialize_eh.
4715 (c_eh_initialized_p): Remove.
4716 (c_maybe_initialize_eh): Likewise.
4717 * c-parser.c (c_parser_omp_construct): Likewise.
4718 (c_parse_file): Initialize exception handling.
4720 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4722 * config.gcc (tm_file): Remove i386/biarch32.h
4723 for i?86-w64-mingw* case.
4724 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4726 * config.host: Set for x64 mingw the option
4727 use_long_long_for_widest_fast_int to yes.
4729 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4731 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4732 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4733 (dbxout_begin_function): Likewise.
4734 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4735 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4736 set on the function.
4737 (final_end_function): Likewise.
4738 (final_scan_insn): Likewise.
4739 (rest_of_handle_final): Likewise.
4740 * varasm.c (assemble_start_function): Likewise.
4741 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4743 2009-09-12 Jason Merrill <jason@redhat.com>
4745 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4746 * opts.c (common_handle_option): constify.
4748 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4750 * doc/install.texi (avr): Remove obsolete reference site.
4752 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4754 * doc/install.texi (Binaries): Adjust AIX link.
4756 2009-09-12 Akim Demaille <demaille@gostai.com>
4758 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4759 Use an imperative sentence.
4761 2009-09-11 Richard Henderson <rth@redhat.com>
4763 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4764 structure-name and has-tree-operands arguments; update all entries.
4765 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4767 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4768 (gsstruct_code_size): New.
4769 (gss_for_code_): New.
4770 (gss_for_code): Remove.
4771 (gimple_size): Rewrite using gsstruct_code_size.
4772 (gimple_statement_structure): Move to gimple.h.
4773 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4774 (gss_for_code, gimple_statement_structure): New.
4775 (gimple_ops): Use new arrays; tidy.
4777 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4779 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4780 operand to be a PLUS expression.
4781 * config/pa/pa.c (pa_secondary_reload): Likewise.
4783 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4785 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4787 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4790 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4792 From Jie Zhang <jie.zhang@analog.com>:
4793 * doc/extend.texi (node Function Attributes): Document l2
4795 (node Blackfin Variable Attributes): Document l2 variable attributes.
4797 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4799 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4800 to match the system compiler's configuration at inflection point.
4801 Add comment to remark a remaining difference with system compiler.
4803 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4804 * configure: Regenerate.
4806 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4808 From Jie Zhang <jie.zhang@analog.com>:
4809 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4810 (bfin_handle_l2_attribute): New.
4811 (bfin_attribute_table): Add l2 attribute.
4813 2009-09-11 Michael Matz <matz@suse.de>
4816 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4817 on the local_decls list.
4819 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4823 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4825 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4826 for VALUEs, to implement the documented interface.
4827 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4828 Adjust for VALUEs and anything else, to implement the
4829 documented interface.
4831 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4833 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4834 with actual SPE/paired vector modes before using 64-bit alignment.
4835 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4837 2009-09-10 DJ Delorie <dj@redhat.com>
4839 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4842 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4843 * config/mep/mep.c (mep_legitimate_constant_p): New.
4844 * config/mep/mep-protos.h: Prototype it.
4846 2009-09-10 Richard Henderson <rth@redhat.com>
4848 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4850 2009-09-10 Jason Merrill <jason@redhat.com>
4852 * tree.c (chain_index): New fn.
4853 * tree.h: Declare it.
4855 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4857 * config/sol2-c.c (cmn_err_length_specs): Initialize
4858 scalar_identity_flag.
4860 2009-09-10 Richard Henderson <rth@redhat.com>
4862 * tree.h (struct tree_decl_common): Move align member earlier;
4863 move label_decl_uid member ...
4864 (struct tree_label_decl): ... here.
4865 (LABEL_DECL_UID): Update to match.
4867 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4870 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4871 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4873 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4874 dest_prev if the edge is complex.
4876 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4878 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4879 loop latch tests earlier.
4881 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4882 before GIMPLE_RETURN, not after its predecessor; insert
4885 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4886 gimple_seq_empty_p to test for no PHI nodes.
4887 * tree-cfg.c (split_critical_edges): Likewise.
4889 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4891 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4893 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4894 introduced by the VTA branch merge.
4896 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4898 * ira-conflicts.c: Use fputs or putc instead of fprintf
4902 * tree-switch-conversion.c: Ditto.
4904 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4906 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4907 introduced by the VTA branch merge.
4909 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4912 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4914 PR rtl-optimization/39779
4915 * expr.c (convert_modes): Return when mode == oldmode after
4916 CONST_INTs are processed.
4918 2009-09-10 Nick Clifton <nickc@redhat.com>
4920 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4921 attribute and referring decl when creating renamed symbol.
4923 2009-09-10 Richard Guenther <rguenther@suse.de>
4926 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4928 (cgraph_finalize_compilation_unit): Compute reachability
4929 before emitting thunks. Properly process aliases before
4930 possibly removing unreachable nodes.
4932 2009-09-10 Richard Guenther <rguenther@suse.de>
4935 * tree.c (struct free_lang_data_d): Add worklist member.
4936 (find_decls_types_r): Push onto the worklist instead of recursing.
4937 Handle TREE_BINFOs properly.
4938 (find_decls_types): New function wrapped around find_decls_types_r
4939 to process the worklist.
4940 (find_decls_types_in_eh_region): Use it.
4941 (find_decls_types_in_node): Likewise.
4942 (find_decls_types_in_var): Likewise.
4943 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4944 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4945 (AGGREGATE_TYPE_P): Adjust.
4947 2009-09-09 Jason Merrill <jason@redhat.com>
4949 * configure.ac: Check glibc version even if we have an in-tree
4952 2009-09-09 Anthony Green <green@moxielogic.com>
4954 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4955 the constant 0 when appropriate.
4956 * config/moxie/constraints.md: Add constraint O.
4958 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4959 to pass up to 6 32-bit argument values in registers.
4960 (moxie_function_arg): Ditto.
4961 (moxie_arg_partial_bytes): Ditto.
4962 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4963 (REG_PARM_STACK_SPACE): Ditto.
4964 (FUNCTION_ARG_REGNO_P): Ditto.
4966 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4967 instruction to allocate stack space.
4969 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4971 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4972 unnecessarily stringent constraints. Fix address
4973 calculation in the splitters.
4975 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4977 PR rtl-optimization/39779
4978 * expr.c (convert_modes): Return when mode == oldmode after
4979 CONST_INTs are processed.
4981 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4984 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4985 (ix86_expand_prologue): Take frame.padding0 into logic of
4987 (ix86_expand_epilogue): Likewise.
4989 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4991 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4993 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4994 * config/t-slibgcc-libgcc: New file.
4995 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4997 2009-09-09 Martin Jambor <mjambor@suse.cz>
4999 PR tree-optimization/41089
5000 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5003 2009-09-09 Richard Henderson <rth@redhat.com>
5005 * gimple.h (CASE_GIMPLE_OMP): New.
5006 (is_gimple_omp): Use it.
5007 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5008 (verify_gimple_debug): Likewise.
5010 2009-09-09 Richard Guenther <rguenther@suse.de>
5012 PR tree-optimization/41101
5013 * tree-ssa-pre.c (maximal_set): Remove.
5014 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5015 Defer all blocks we didn't visit at least one successor.
5016 (add_to_exp_gen): Do not add to the maximal set.
5017 (make_values_for_phi): Likewise.
5018 (compute_avail): Likewise.
5019 (init_pre): Do not allocate the maximal set.
5020 (execute_pre): Do not dump it.
5022 2009-09-09 Martin Jambor <mjambor@suse.cz>
5024 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5025 an SSA_NAME rather than a is_gimple_variable.
5027 2009-09-09 Richard Guenther <rguenther@suse.de>
5030 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5031 code dealing with plain pointer bases.
5032 (maybe_fold_offset_to_reference): Likewise.
5033 (maybe_fold_stmt_addition): Adjust.
5035 2009-09-09 Richard Guenther <rguenther@suse.de>
5037 * tree.c (free_lang_data_in_type): Do not free the type variant
5039 (free_lang_data): Merge char_type_node with its properly signed
5041 (pass_ipa_free): Collect after freeing language specific data.
5043 2009-09-09 Michael Matz <matz@suse.de>
5046 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
5047 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
5048 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
5051 2009-09-08 DJ Delorie <dj@redhat.com>
5053 * config/mep/mep.c (conversions[]): Add "ml" pattern.
5055 2009-09-04 Jason Merrill <jason@redhat.com>
5057 * tree.c (tree_find_value): Remove.
5058 * tree.h: Remove prototype.
5059 * varasm.c (assemble_external): Use value_member instead.
5061 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5063 * toplev.c (process_options): Choose default debugging type when
5064 gtoggle enables debug info and type is unset.
5066 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5070 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
5073 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5075 * configure: Rebuilt with modified libtool.m4.
5077 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5082 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
5084 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5086 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
5087 (remove_statement): Likewise.
5088 (rewrite_use_nonlinear_expr): Adjust.
5089 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
5090 * tree-ssa.c (release_defs_bitset): ... this. New.
5091 * tree-flow.h (release_defs_bitset): Declare.
5093 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5096 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
5097 in the middle block.
5099 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
5101 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
5102 via intptr_t to long type.
5103 (insert_operand_rank): Cast long type via intptr_t to
5105 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
5107 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
5108 from pointer to unsigned via uintptr_t.
5110 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
5111 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
5113 * configure: Regenerated.
5114 * config.in: Regenerated
5115 * system.h (stdint.h): Add include.
5116 (inttypes.h): Likewise.
5117 * Makefile.in (aclocal): Add config/stdint.m4.
5118 * aclocal.m4: Regenerated.
5120 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
5122 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
5124 (note_np_check_stores): New function.
5125 (harmless_null_pointer_p): New function.
5126 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
5127 changed. Take into account whether we're in the shadow of a condjump
5128 that tested NP_REG for NULL.
5129 Lose all code that tested for SEQUENCEs.
5130 (workaround_speculation): Avoid inserting NOPs for loads that are
5131 either always executed or a NULL pointer.
5133 2009-09-08 Jan Hubicka <jh@suse.cz>
5135 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
5136 * params.def (early-inlining-insns): Likewise.
5138 2009-09-08 Jakub Jelinek <jakub@redhat.com>
5140 PR rtl-optimization/41239
5141 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
5142 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
5144 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
5145 across calls, as the calls might not always return normally.
5146 (call_may_noreturn_p): New function.
5147 (deps_analyze_insn): Update last_function_call_may_noreturn list.
5148 (init_deps): Initialize it.
5149 (remove_from_deps): Also remove calls from
5150 last_function_call_may_noreturn list.
5152 2009-09-07 Richard Henderson <rth@redhat.com>
5154 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
5155 more VR->OPERANDS than LHS operands. Free LHS before returning.
5157 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5159 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
5160 (attr "addrtype"): New member "spreg".
5161 Use it if mem_spfp_address_operand is true for the address.
5162 (attr "type"): New entry "stall".
5163 (cpu_unit "load"): New.
5164 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
5166 (insn_reservation "loadsp"): New.
5167 (insn_reservation "load_stall1"): New.
5168 (insn_reservation "load_stall3"): New.
5170 * config/bfin/predicates.md (const1_operand, const3_operand): New.
5171 (mem_p_address_operand): Exclude stack and frame pointer based
5173 (mem_spfp_address_operand): New; match them here.
5174 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
5175 (bfin_reorg): Call it if scheduling insns.
5176 (bfin_gen_bundles): Remove dummy insns created by
5177 add_sched_insns_for_speculation.
5179 From Jie Zhang <jie.zhang@analog.com>:
5180 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
5181 bfin_si_revision, bfin_workarounds): Move these ...
5182 * config/bfin/bfin.h: ... here.
5184 From Mike Frysinger <michael.frysinger@analog.com>
5185 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
5186 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
5187 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
5188 bf547m, bf548m, and bf549m.
5189 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
5190 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
5191 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
5192 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
5193 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
5194 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
5195 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
5196 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
5197 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
5198 bf542m, bf544m, bf547m, bf548m, and bf549m.
5200 From Jie Zhang <jie.zhang@analog.com>:
5201 * config/bfin/predicates.md (p_register_operand): New predicate.
5202 (dp_register_operand): New predicate.
5203 * config/bfin/bfin-protos.h (WA_05000074): Define.
5204 (ENABLE_WA_05000074): Define.
5205 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
5206 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
5207 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5208 (define_attr addrtype): Allow load/store register to be P register.
5209 (define_attr storereg): New.
5210 (define_cpu_unit anomaly_05000074): New.
5211 (define_insn_reservation dsp32shiftimm): New.
5212 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5213 (define_insn_reservation loadp): Cannot use slot2.
5214 (define_insn_reservation loadsp): Cannot use slot2.
5215 (define_insn_reservation storep): Cannot use slot2. Does not
5216 apply when working around 05000074.
5217 (define_insn_reservation storep_anomaly_05000074): New.
5218 (define_insn_reservation storei): Does not apply when working
5220 (define_insn_reservation storei_anomaly_05000074): New.
5221 (define_attr length): Add dsp32shiftimm case.
5222 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5223 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5224 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5225 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5226 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5228 2009-09-07 Martin Jambor <mjambor@suse.cz>
5231 * tree-sra.c (create_artificial_child_access): Return NULL if
5232 build_ref_for_offset fails.
5233 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5234 and create_artificial_child_access to fail.
5236 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5239 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5240 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5241 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5243 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5245 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5246 block, ensure it has an exit edge. Emit a barrier after a jump.
5248 2009-09-07 Nick Clifton <nickc@redhat.com>
5250 * gcc.c (this_is_linker_script): New variable. Like
5251 this_is_library_file but for the %T constructor.
5252 (end_going_arg): If this_is_linker_script is set then locate the
5253 script and insert a --script switch before it
5254 (do_spec_2): Initialise this_is_linker_script.
5255 (do_spec_1): Likewise. Handle %T construct.
5256 (eval_spec_function): Preserve this_is_linker_script.
5257 * doc/invoke.texi: Document %T construct in spec files.
5258 * config/m32c/m32c.h (LIB_SPEC): Use it.
5260 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5262 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5263 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5264 when volatile flag is set.
5265 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5267 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5270 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5271 (combine_stack_adjustments_for_block): Allow insns between stack
5272 adjustments and stores with corresponding pre-(dec|inc)rement or
5273 pre-modify operation.
5275 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5278 * combine-stack-adj.c (struct csa_memlist): Rename to...
5279 (struct csa_reflist): ... this. Rename mem field to ref.
5280 (free_csa_memlist): Rename to...
5281 (free_csa_reflist): ... this.
5282 (record_one_stack_memref): Rename to...
5283 (record_one_stack_ref): ... this. Handle also REG_P.
5284 (try_apply_stack_adjustment): Handle also REG_P.
5285 (struct record_stack_memrefs_data): Rename to...
5286 (struct record_stack_refs_data): ... this. Rename memlist field to
5288 (record_stack_memrefs): Rename to...
5289 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5290 subexpressions instead of failing when a MEM contains SP references.
5291 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5292 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5294 2009-09-06 Richard Guenther <rguenther@suse.de>
5297 * tree.c (build_array_type): Do not record types marked
5298 with structural equality in the canonical type hashtable.
5300 2009-09-06 Richard Guenther <rguenther@suse.de>
5303 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5305 2009-09-05 Richard Guenther <rguenther@suse.de>
5308 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5310 2009-09-05 Richard Guenther <rguenther@suse.de>
5313 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5315 2009-09-05 Richard Guenther <rguenther@suse.de>
5318 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5319 before comparing function argument types.
5321 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5324 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5327 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5330 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5332 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5333 locators before emit_insn is called.
5335 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5338 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5339 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5340 (reginfo_init): Don't call allocate_reg_info.
5342 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5345 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5346 NONDEBUG_INSN_P instead of INSN_P.
5348 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5351 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5353 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5356 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5357 pattern of the split.
5359 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5361 * toplev.c (process_options): Move setter of flag_var_tracking
5362 before other tests that depend on it. Move down setter of
5363 flag_rename_registers. Don't enable var-tracking-assignments
5364 by default if selective scheduling is enabled. Warn if both
5367 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5369 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5370 comment. Use switch statement to catch overlaps between rtx
5371 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5372 (IS_DECL_CODE): ... here. Remove.
5373 (check_value_is_not_decl): Remove.
5374 (dv_from_decl, dv_from_value): Check after conversion.
5376 2009-09-04 Richard Guenther <rguenther@suse.de>
5379 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5380 after emitting tunks. Move emitting thunks and ctors from ...
5381 (cgraph_optimize): ... here. Remove redundant
5382 cgraph_analyze_functions.
5383 * varasm.c (find_decl_and_mark_needed): Remove no longer
5385 (finish_aliases_1): Adjust check for thunk aliases.
5387 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5389 * config/arm/arm.md (ctzsi2): Added braces
5390 to avoid warning that broke booststrap.
5392 2009-09-04 Martin Jambor <mjambor@suse.cz>
5394 PR tree-optimization/41112
5395 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5396 handle variable-bounded arrays.
5397 (expr_with_var_bounded_array_refs_p): New function.
5398 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5400 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5402 * config/s390/2097.md: Removed two incorrect bypasses.
5403 (z10_fsimpdf): Fixed latency.
5404 (z10_fhex): New insn_reservation.
5405 (z10_floaddf): Fixed latency.
5406 (z10_floadsf): Fixed latency.
5407 (z10_ftrunctf): Fixed latency.
5408 (z10_ftruncdf): Fixed latency.
5409 * config/s390/s390.c (z10_cost): Fixed values.
5410 (s390_adjust_priority): Added z10 path.
5411 * config/s390/s390.md (type): Added fhex.
5412 (*mov<mode>_64dfp): Updated type attribute.
5413 (*mov<mode>_64): Updated type attribute.
5414 (*mov<mode>_31): Updated type attribute.
5415 (*mov<mode>"): Likewise.
5416 * config/s390/2084.md (x_fsimpdf): Updated condition.
5418 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5420 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5421 RTXs in the predicate for operand 1.
5423 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5425 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5426 (rbitsi2): New insn.
5427 (ctzsi2): New expand.
5428 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5430 2009-09-03 Martin Jambor <mjambor@suse.cz>
5432 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5433 (create_artificial_child_access): Use build_ref_for_offset instead
5434 of duplicate_expr_for_different_base.
5435 (propagate_subacesses_accross_link): Likewise.
5437 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5439 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5441 (mips16e_collect_argument_saves): Skip debug instructions.
5442 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5443 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5444 (r10k_insert_cache_barriers): Likewise.
5445 (mips_reorg_process_insns): Likewise.
5447 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5450 * ira.c (update_equiv_reg): Remove check on class likely spill.
5452 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5455 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5456 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5460 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5461 the stack slot if it is passed by invisible reference.
5462 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5463 by invisible reference.
5465 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5467 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5468 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5469 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5471 * config/bfin/sync.md: New file.
5472 * config/bfin/bfin.md: Include it.
5473 (UNSPEC_ATOMIC): New.
5474 (UNSPEC_ONES): Provide a unique number.
5476 From Jie Zhang <jie.zhang@analog.com>:
5477 * config/bfin/bfin.c (ret_regs): New.
5478 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5479 (must_save_rets_p): New.
5480 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5481 current_function_is_leaf.
5482 (do_link): Likewise.
5483 (do_unlink): Likewise.
5484 (expand_interrupt_handler_prologue): Use ret_regs array.
5485 (expand_interrupt_handler_epilogue): Use ret_regs array and
5486 pass return register to gen_return_internal.
5487 (bfin_expand_epilogue): Pass return register to
5488 gen_return_internal.
5489 (bfin_expand_call): Explicitly clobber RETS.
5490 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5491 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5492 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5493 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5495 (return_internal): Take a reg rtx rather than the register number.
5497 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5499 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5500 when comparing against estimated_loop_iterations_int return.
5502 2009-09-03 Richard Guenther <rguenther@suse.de>
5504 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5505 eh_personality_libfunc.
5507 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5509 * tree-parloops.c (separate_decls_in_region): Add space.
5511 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5513 * tree-parloops.c (separate_decls_in_region): Change the condition
5514 checking if there are reductions in the loop.
5516 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5518 PR tree-optimization/38275
5519 * tree-parloops.c (parallelize_loops): Replace profitability condition
5520 for expected number of iterations.
5522 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5524 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5525 (bootstrap-debug): Explain conditions in which it becomes default.
5526 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5529 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5531 * doc/invoke.texi (Optimize Options): Move
5532 -finline-small-functions to the -O2 list.
5534 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5536 * toplev.c (process_options): Enable var-tracking-assignments
5537 by default if var-tracking is enabled.
5539 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5541 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5543 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5544 * rtl.h (prev_nonnote_insn_bb): Declare it.
5546 2009-09-03 Diego Novillo <dnovillo@google.com>
5548 * cgraph.c (cgraph_node_for_decl): New.
5549 * cgraph.h (cgraph_node_for_decl): Declare.
5550 * tree.c (host_integerp): Return 0 if T is NULL.
5552 2009-09-03 Diego Novillo <dnovillo@google.com>
5554 * tree.h (struct alias_pair): Move from varasm.c.
5555 (alias_pairs): Likewise.
5556 (TYPE_MAXVAL): Define.
5557 (TYPE_MINVAL): Define.
5558 (iterative_hash_host_wide_int): Declare.
5559 (remove_unreachable_alias_pairs): Declare.
5560 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5561 * diagnostic.c (default_diagnostic_starter): Make extern.
5562 (default_diagnostic_finalizer): Make extern.
5563 * diagnostic.h (default_diagnostic_starter): Declare.
5564 (default_diagnostic_finalizer): Declare.
5565 (default_tree_printer): Declare.
5566 * toplev.c (default_tree_printer): Make extern.
5568 2009-09-03 Richard Guenther <rguenther@suse.de>
5569 Diego Novillo <dnovillo@google.com>
5571 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5572 * cgraphunit.c (cgraph_expand_function): Do not emit
5573 associated thunks from here.
5574 (cgraph_emit_thunks): New.
5575 (cgraph_optimize): Call it.
5576 Return if any IPA pass finds an error.
5577 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5580 2009-09-03 Simon Baldwin <simonb@google.com>
5581 Rafael Espindola <espindola@google.com>
5582 Richard Guenther <rguenther@suse.de>
5583 Doug Kwan <dougkwan@google.com>
5584 Diego Novillo <dnovillo@google.com>
5586 * tree.c: Include tree-pass.h, langhooks-def.h,
5587 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5588 (free_lang_data_in_type): New.
5589 (need_assembler_name_p): New.
5590 (free_lang_data_in_block): New.
5591 (free_lang_data_in_decl): New.
5592 (struct free_lang_data_d): New.
5593 (add_tree_to_fld_list): New.
5594 (find_decls_types_r): New.
5595 (get_eh_types_for_runtime): New.
5596 (find_decls_types_in_eh_region): New.
5597 (find_decls_types_in_node): New.
5598 (find_decls_types_in_var): New.
5599 (free_lang_data_in_cgraph): New.
5600 (free_lang_data): New.
5601 (gate_free_lang_data): New.
5602 (pass_ipa_free_lang_data): New.
5604 2009-09-03 Diego Novillo <dnovillo@google.com>
5606 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5607 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5608 (lang_hooks): Remove const qualifier.
5609 * ipa.c (cgraph_remove_unreachable_nodes): Call
5610 remove_unreachable_alias_pairs.
5611 * except.c (add_type_for_runtime): Check if TYPE has
5612 already been converted.
5613 (lookup_type_for_runtime): Likewise.
5614 (check_handled): Handle converted types.
5615 * varasm.c (remove_unreachable_alias_pairs): New.
5616 * gimple.c: Include demangle.h.
5617 (gimple_decl_printable_name): New.
5618 (gimple_fold_obj_type_ref): New.
5619 * gimple.h (gimple_decl_printable_name): Declare.
5620 (gimple_fold_obj_type_ref): Declare.
5621 * passes.c (init_optimization_passes): Add pass
5622 pass_ipa_free_lang_data.
5623 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5624 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5626 2009-09-03 Diego Novillo <dnovillo@google.com>
5628 * c-lang.c (lang_hooks): Remove const qualifier.
5630 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5632 * doc/install.texi (*-*-freebsd*): Update target information.
5634 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5636 * hard-reg-set.h (call_fixed_regs): Remove.
5637 * reginfo.c (call_fixed_regs): Remove.
5638 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5639 (globalize_reg): Don't use call_fixed_regs.
5640 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5643 2009-09-01 Michael Matz <matz@suse.de>
5645 * expr.h (emit_storent_insn, expand_expr_real_1,
5646 expand_expr_real_2): Declare.
5647 * expr.c (emit_storent_insn, expand_expr_real_1,
5648 expand_expr_real_2): Export.
5649 (store_expr): Setting and evaluating dont_return_target is useless.
5650 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5651 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5652 * except.c (expand_resx_expr): Rename to ...
5653 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5654 * except.h (expand_resx_stmt): Declare.
5655 * stmt.c: Add include gimple.h
5656 (expand_asm_expr): Rename to ...
5657 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5658 (expand_case): Rewrite to take gimple statement.
5659 * tree.h (expand_asm_stmt): Declare.
5660 (expand_case): Change prototype.
5661 * Makefile.in (stmt.o): Depend on gimple.h.
5662 * builtins.c (expand_builtin_synchronize): Build gimple asm
5663 statement, not an ASM_EXPR.
5664 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5665 gimple_to_tree, release_stmt_tree): Remove.
5666 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5667 ggc_free, but hold comparison code and operands separately.
5668 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5669 (expand_call_stmt, expand_gimple_stmt_1,
5670 expand_gimple_stmt): New helpers.
5671 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5672 release_stmt_tree. Call expand_gimple_stmt instead.
5673 (expand_gimple_basic_block): Ditto.
5675 * calls.c (emit_call_1): Don't look at EH regions here, make
5676 fntree parameter useless.
5677 (expand_call): New local rettype for TREE_TYPE(exp), use it
5678 throughout. Remove local p, use addr instead.
5679 Don't look at EH regions here.
5681 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5683 * doc/invoke.texi (-fsched-pressure): Document it.
5684 (-fsched-reg-pressure-heuristic): Remove it.
5686 * reload.c (ira.h): Include.
5687 (find_reloads): Add choosing reload on number of small spilled
5690 * haifa-sched.c (ira.h): Include.
5691 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5692 saved_reg_pressure, curr_reg_live, saved_reg_live,
5693 region_ref_regs): New variables.
5694 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5695 initiate_reg_pressure_info, setup_ref_regs,
5696 initiate_bb_reg_pressure_info, save_reg_pressure,
5697 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5699 (setup_insn_reg_pressure_info): New function.
5700 (rank_for_schedule): Add pressure checking and insn issue time.
5701 Remove comparison of insn reg weights.
5702 (ready_sort): Set insn reg pressure info.
5703 (update_register_pressure, setup_insn_max_reg_pressure,
5704 update_reg_and_insn_max_reg_pressure,
5705 sched_setup_bb_reg_pressure_info): New functions.
5706 (schedule_insn): Add code for printing and updating reg pressure info.
5707 (find_set_reg_weight, find_insn_reg_weight): Remove.
5708 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5709 (debug_ready_list): Print reg pressure info.
5710 (schedule_block): Ditto. Check insn issue time.
5711 (sched_init): Set up sched_pressure_p. Allocate and set up some
5712 reg pressure related info.
5713 (sched_finish): Free some reg pressure related info.
5714 (fix_tick_ready): Make insn always ready if pressure_p.
5715 (init_h_i_d): Don't call find_insn_reg_weight.
5716 (haifa_finish_h_i_d): Free insn reg pressure info.
5718 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5719 ira_memory_move_cost, ira_class_hard_regs,
5720 ira_class_hard_regs_num, ira_no_alloc_regs,
5721 ira_available_class_regs, ira_reg_class_cover_size,
5722 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5724 * ira-lives.c (single_reg_class): Check mode to find how many
5725 registers are necessary for operand.
5726 (ira_implicitly_set_insn_hard_regs): New.
5728 * common.opt (fsched-pressure): New options.
5729 (fsched-reg-pressure-heuristic): Remove.
5731 * ira.c (setup_eliminable_regset): Rename to
5732 ira_setup_eliminable_regset. Make it external.
5733 (expand_reg_info): Pass cover class to setup_reg_classes.
5734 (ira): Call resize_reg_info instead of allocate_reg_info.
5736 * sched-deps.c: Include ira.h.
5737 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5738 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5739 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5740 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5741 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5742 mark_insn_reg_store, mark_insn_reg_clobber,
5743 setup_insn_reg_pressure_info): New.
5744 (sched_analyze_1): Update implicit_reg_pending_uses.
5745 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5746 Use them to create dependencies. Set insn reg uses and pressure
5747 info. Process reg_pending_uses in one place.
5748 (free_deps): Free implicit sets.
5749 (remove_from_deps): Remove implicit sets if necessary. Check
5750 implicit sets when clearing reg_last_in_use.
5751 (init_deps_global): Clear implicit_reg_pending_clobbers and
5752 implicit_reg_pending_uses.
5754 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5755 ira_memory_move_cost, ira_class_hard_regs,
5756 ira_class_hard_regs_num, ira_no_alloc_regs,
5757 ira_available_class_regs, ira_reg_class_cover_size,
5758 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5759 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5760 ira_implicitly_set_insn_hard_regs): New prototypes.
5762 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5763 cost_elements_num): New variables.
5764 (allocno_costs, total_costs): Rename to costs and
5765 total_allocno_costs.
5766 (COSTS_OF_ALLOCNO): Rename to COSTS.
5767 (allocno_pref): Rename to pref.
5768 (allocno_pref_buffer): Rename to pref_buffer.
5769 (common_classes): Rename to regno_cover_class.
5771 (record_reg_classes): Set allocno attributes only if allocno_p.
5772 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5773 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5774 and COSTS_OF_ALLOCNO.
5775 (print_costs): Rename to print_allocno_costs.
5776 (print_pseudo_costs): New.
5777 (process_bb_node_for_costs): Split into 2 functions with new
5778 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5779 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5780 new parameter dump_file. Use cost_elements_num instead of
5781 ira_allocnos_num. Make one iteration if preferred classes were
5782 already calculated for scheduler. Make 2 versions of code
5783 depending on allocno_p.
5784 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5785 regno_cover_class and COSTS instead of common_classes and
5787 (init_costs, finish_costs): New.
5788 (ira_costs): Set up allocno_p and cost_elements_num. Call
5789 init_costs and finish_costs.
5790 (ira_set_pseudo_classes): New.
5792 * rtl.h (allocate_reg_info): Remove.
5793 (resize_reg_info): Change return type.
5794 (reg_cover_class): New.
5795 (setup_reg_classes): Add new parameter.
5797 * sched-int.h (struct deps_reg): New member implicit_sets.
5798 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5799 (INCREASE_BITS): New macro.
5800 (struct reg_pressure_data, struct reg_use_data): New.
5801 (struct _haifa_insn_data): Remove reg_weight. Add members
5802 reg_pressure, reg_use_list, reg_set_list, and
5803 reg_pressure_excess_cost_change.
5804 (struct deps): New member implicit_sets.
5805 (pressure_p): New variable.
5806 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5807 (struct reg_pressure_data, struct reg_use_data): New.
5808 (INSN_REG_WEIGHT): Remove.
5809 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5810 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5811 (sched_init_region_reg_pressure_info,
5812 sched_setup_bb_reg_pressure_info): New prototypes.
5814 * reginfo.c (struct reg_pref): New member coverclass.
5815 (reg_cover_class): New function.
5816 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5817 (reg_info_size): New variable.
5818 (allocate_reg_info): Make static. Setup reg_info_size.
5819 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5820 (setup_reg_classes): Add a new parameter. Setup cover class too.
5822 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5825 * sched-rgn.c (deps_join): Set up implicit_sets.
5826 (schedule_region): Set up region and basic blocks pressure
5829 * passes.c (init_optimization_passes): Move
5830 pass_subregs_of_mode_init before pass_sched.
5832 2009-09-02 Martin Jambor <mjambor@suse.cz>
5834 * tree-sra.c (struct access): New field grp_hint.
5835 (dump_access): Dump grp_hint.
5836 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5838 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5839 those which have been specifically read and somehow written to.
5840 (propagate_subacesses_accross_link): Set grp_hint of right child and
5841 also possibly of the left child.
5843 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5845 * tree-object-size.c (addr_object_size): Always use object_size_type
5846 0 or 2 when determining the pointer pointed object size.
5848 2009-09-02 Richard Guenther <rguenther@suse.de>
5851 2009-08-31 Richard Guenther <rguenther@suse.de>
5853 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5854 to query if the memory regions for memmove overlap.
5855 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5856 asserts on pointers, instead deal with odd trees.
5857 (ptr_derefs_may_alias_p): Likewise.
5858 (refs_may_alias_p_1): Constructor bases also never alias.
5860 2009-08-01 Christian Bruel <christian.bruel@st.com>
5863 2009-07-31 Christian Bruel <christian.bruel@st.com>
5864 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5866 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5868 * doc/invoke.texi (-fvar-tracking-assignments): New.
5869 (-fvar-tracking-assignments-toggle): New.
5870 (-fdump-final-insns=file): Mark filename as optional.
5871 (--param min-nondebug-insn-uid): New.
5872 (-gdwarf-@{version}): Mention version 4.
5873 * opts.c (common_handle_option): Accept it.
5874 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5875 * regrename.c (regrename_optimize): Drop last. Don't count debug
5876 insns as uses. Don't reject change because of debug insn.
5877 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5878 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5879 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5880 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5881 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5882 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5883 * doc/gimple.texi (is_gimple_debug): New.
5884 (gimple_debug_bind_p): New.
5885 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5886 * doc/install.texi (bootstrap-debug): More details.
5887 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5888 (bootstrap-debug-lib): More details.
5889 (bootstrap-debug-ckovw): Update.
5890 (bootstrap-time): New.
5891 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5892 (insert_phi_nodes_for): Insert debug stmts.
5893 (rewrite_stmt): Take iterator. Insert debug stmts.
5894 (rewrite_enter_block): Adjust.
5895 (maybe_replace_use_in_debug_stmt): New.
5896 (rewrite_update_stmt): Use it.
5897 (mark_use_interesting): Return early for debug stmts.
5898 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5899 stmts before replacing stmt.
5900 (move_computations_stmt): Likewise.
5901 * ira-conflicts.c (add_copies): Skip debug insns.
5902 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5903 (regstat_bb_compute_ri): Skip debug insns.
5904 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5905 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5906 check_loop_closed_ssa_stmt): Skip debug stmts.
5907 * tree-tailcall.c (find_tail_calls): Likewise.
5908 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5909 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5910 (build_var_debug_value_stat): Declare.
5911 (build_var_debug_value): Define.
5912 (target_for_debug_bind): Declare.
5913 * reload.c (find_equiv_reg): Skip debug insns.
5914 * rtlanal.c (reg_used_between_p): Skip debug insns.
5915 (side_effects_p): Likewise.
5916 (canonicalize_condition): Likewise.
5917 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5918 insns never depend on debug insns.
5919 (create_ddg_dep_no_link): Likewise.
5920 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5921 Don't add inter-loop dependencies for debug insns.
5922 (build_intra_loop_deps): Likewise.
5923 (create_ddg): Count debug insns.
5924 * ddg.h (struct ddg::num_debug): New.
5925 (num_backargs): Pair up with previous int field.
5926 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5927 -fcompare-debug-second.
5928 * final.c (get_attr_length_1): Skip debug insns.
5929 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5930 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5931 (driver_self_specs): Map -fdump-final-insns to
5932 -fdump-final-insns=..
5933 (get_local_tick): New.
5934 (compare_debug_dump_opt_spec_function): Test for . argument and
5935 compute output name. Compute temp output spec without flag name.
5936 Compute -frandom-seed.
5937 (OPT): Undef after use.
5938 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5939 (average_num_loop_insns): Likewise.
5940 * params.h (MIN_NONDEBUG_INSN_UID): New.
5941 * gimple.def (GIMPLE_DEBUG): New.
5942 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5943 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5944 (merge_in_block): Fix whitespace.
5945 * toplev.c (flag_var_tracking): Update comment.
5946 (flag_var_tracking_assignments): New.
5947 (flag_var_tracking_assignments_toggle): New.
5948 (process_options): Don't open final insns dump file if we're not
5949 going to write to it. Compute defaults for var_tracking.
5950 * df-scan.c (df_insn_rescan_debug_internal): New.
5951 (df_uses_record): Handle debug insns.
5952 * haifa-sched.c (ready): Initialize n_debug.
5953 (contributes_to_priority): Skip debug insns.
5954 (dep_list_size): New.
5956 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5957 they're ready. Disregard previous debug insns to make decisions.
5958 (queue_insn): Never queue debug insns.
5959 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5960 (schedule_insn): Don't reject debug insns because of issue rate.
5961 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5962 (queue_to_ready): Skip and discount debug insns.
5963 (choose_ready): Let debug insns through.
5964 (schedule_block): Check boundary debug insns. Discount debug
5965 insns, schedule them early. Adjust whitespace.
5966 (set_priorities): Check for boundary debug insns.
5967 (add_jump_dependencies): Use dep_list_size.
5968 (prev_non_location_insn): New.
5969 (check_cfg): Use it.
5970 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5972 (remove_unused_ivs): Reset debug stmts.
5973 * modulo-sched.c (const_iteration_count): Skip debug insns.
5974 (res_MII): Discount debug insns.
5975 (loop_single_full_bb_p): Skip debug insns.
5976 (sms_schedule): Likewise.
5977 (sms_schedule_by_order): Likewise.
5978 (ps_has_conflicts): Likewise.
5979 * caller-save.c (refmarker_fn): New.
5980 (save_call_clobbered_regs): Replace regs with saved mem in
5982 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5983 Call refmarker_fn mark for hardregnos.
5984 (mark_reg_as_referenced): New.
5985 (replace_reg_with_saved_mem): New.
5986 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5987 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5989 (cse_extended_basic_block): Skip debug insns.
5990 (count_reg_usage): Likewise.
5991 (is_dead_reg): New, split out of...
5992 (set_live_p): ... here.
5993 (insn_live_p): Use it for debug insns.
5994 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5995 (execute_optimize_stdarg): Likewise.
5996 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5997 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5998 changes in debug stmts as changes.
5999 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6000 (moveup_expr): Don't move across debug insns. Don't move
6001 debug insn if it would create a bookkeeping block.
6002 (moveup_expr_cached): Don't use cache for debug insns that
6003 are heads of blocks.
6004 (compute_av_set_inside_bb): Skip debug insns.
6005 (sel_rank_for_schedule): Schedule debug insns first. Remove
6007 (block_valid_for_bookkeeping_p); Support lax searches.
6008 (create_block_for_bookkeeping): Adjust block numbers when
6009 encountering debug-only blocks.
6010 (find_place_for_bookkeeping): Deal with debug-only blocks.
6011 (generate_bookkeeping_insn): Accept no place to insert.
6012 (remove_temp_moveop_nops): New argument full_tidying.
6013 (prepare_place_to_insert): Deal with debug insns.
6014 (advance_state_on_fence): Debug insns don't start cycles.
6015 (update_boundaries): Take fence as argument. Deal with
6017 (schedule_expr_on_boundary): No full_tidying on debug insns.
6018 (fill_insns): Deal with debug insns.
6019 (track_scheduled_insns_and_blocks): Don't count debug insns.
6020 (need_nop_to_preserve_insn_bb): New, split out of...
6021 (remove_insn_from_stream): ... this.
6022 (fur_orig_expr_not_found): Skip debug insns.
6023 * rtl.def (VALUE): Move up.
6025 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6026 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6027 Set it if debug stmts are found.
6028 (statement_sink_location): Skip debug stmts. Propagate
6029 moving defs into debug stmts.
6030 * ifcvt.c (first_active_insn): Skip debug insns.
6031 (last_active_insns): Likewise.
6032 (cond_exec_process_insns): Likewise.
6033 (noce_process_if_block): Likewise.
6034 (check_cond_move_block): Likewise.
6035 (cond_move_convert_if_block): Likewise.
6036 (block_jumps_and_fallthru_p): Likewise.
6037 (dead_or_predicable): Likewise.
6038 * dwarf2out.c (debug_str_hash_forced): New.
6039 (find_AT_string): Add comment.
6040 (gen_label_for_indirect_string): New.
6041 (get_debug_string_label): New.
6042 (AT_string_form): Use it.
6043 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
6044 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
6045 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
6046 several operations that cannot be represented with DWARF opcodes.
6047 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
6048 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
6049 (dwarf2out_var_location): Take during-call mark into account.
6050 (output_indirect_string): Update comment. Output if there are
6051 label and references.
6052 (prune_indirect_string): New.
6053 (prune_unused_types): Call it if debug_str_hash_forced.
6054 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
6055 (dw_long_long_const): Remove.
6056 (struct dw_val_struct): Change val_long_long type to rtx.
6057 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
6058 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
6059 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
6060 component instead of HOST_BITS_PER_LONG.
6061 (output_loc_operands): Likewise. For const8* assert
6062 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
6063 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
6064 rather than HOST_BITS_PER_LONG is >= 64.
6065 (add_AT_long_long): Remove val_hi and val_lo arguments, add
6067 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
6068 HOST_BITS_PER_LONG for dw_val_class_long_long.
6069 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
6070 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
6071 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
6073 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
6074 Handle DW_OP_implicit_value.
6075 (extract_int): Move prototype earlier.
6076 (mem_loc_descriptor): For SUBREG punt if inner
6077 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
6078 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
6079 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
6080 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
6081 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
6082 instead of Pmode size.
6083 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
6084 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
6085 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
6086 (concat_loc_descriptor, concatn_loc_descriptor,
6087 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
6088 (add_location_or_const_value_attribute): Likewise. For single
6089 location loc_lists attempt to use add_const_value_attribute
6090 for constant decls. Add DW_AT_const_value even if
6091 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
6093 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
6094 (control_flow_insn_p): Likewise.
6095 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
6096 (separate_decls_in_region_debug_bind): New.
6097 (separate_decls_in_region): Process debug bind stmts afterwards.
6098 * recog.c (verify_changes): Handle debug insns.
6099 (extract_insn): Likewise.
6100 (peephole2_optimize): Skip debug insns.
6101 * dse.c (scan_insn): Skip debug insns.
6102 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
6104 (setup_id_for_insn): Handle debug insns.
6105 (maybe_tidy_empty_bb): Adjust whitespace.
6106 (tidy_control_flow): Skip debug insns.
6107 (sel_remove_insn): Adjust for debug insns.
6108 (sel_estimate_number_of_insns): Skip debug insns.
6109 (create_insn_rtx_from_pattern): Handle debug insns.
6110 (create_copy_of_insn_rtx): Likewise.
6111 * sel-sched-.h (sel_bb_end): Declare.
6112 (sel_bb_empty_or_nop_p): New.
6113 (get_all_loop_exits): Use it.
6114 (_eligible_successor_edge_p): Likewise.
6115 (return_nop_to_pool): Adjust.
6116 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
6117 * ira-lives.c (process_bb_node_lives): Skip debug insns.
6118 * gimple-pretty-print.c (dump_gimple_debug): New.
6119 (dump_gimple_stmt): Use it.
6120 (dump_bb_header): Skip gimple debug stmts.
6121 * regmove.c (optimize_reg_copy_1): Discount debug insns.
6122 (fixup_match_2): Likewise.
6123 (regmove_backward_pass): Likewise. Simplify combined
6124 replacement. Handle debug insns.
6125 * function.c (instantiate_virtual_regs): Handle debug insns.
6126 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
6127 * print-rtl.h: Include cselib.h.
6128 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
6129 * df.h (df_inns_rescan_debug_internal): Declare.
6130 * gcse.c (alloc_hash_table): Estimate n_insns.
6131 (cprop_insn): Don't regard debug insns as changes.
6132 (bypass_conditional_jumps): Skip debug insns.
6133 (one_pre_gcse_pass): Adjust.
6134 (one_code_hoisting_pass): Likewise.
6135 (compute_ld_motion_mems): Skip debug insns.
6136 (one_cprop_pass): Adjust.
6137 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
6138 (if_convertible_stmt_p): Handle debug stmts.
6139 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
6140 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
6141 * ira-build.c (create_bb_allocnos): Skip debug insns.
6142 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
6143 (has_single_use): Likewise.
6144 (single_imm_use): Likewise.
6145 (num_imm_uses): Likewise.
6146 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
6147 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
6148 (create_outofssa_var_map): Likewise.
6149 * lower-subreg.c (adjust_decomposed_uses): New.
6150 (resolve_debug): New.
6151 (decompose_multiword_subregs): Use it.
6152 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
6153 * emit-rtl.c: Include params.h.
6154 (cur_debug_insn_uid): Define.
6155 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
6156 (copy_rtx_if_shared_1): Handle debug insns.
6157 (reset_used_flags): Likewise.
6158 (set_used_flags): LIkewise.
6159 (get_max_insn_count): New.
6160 (next_nondebug_insn): New.
6161 (prev_nondebug_insn): New.
6162 (make_debug_insn_raw): New.
6163 (emit_insn_before_noloc): Handle debug insns.
6164 (emit_jump_insn_before_noloc): Likewise.
6165 (emit_call_insn_before_noloc): Likewise.
6166 (emit_debug_insn_before_noloc): New.
6167 (emit_insn_after_noloc): Handle debug insns.
6168 (emit_jump_insn_after_noloc): Likewise.
6169 (emit_call_insn_after_noloc): Likewise.
6170 (emit_debug_insn_after_noloc): Likewise.
6171 (emit_insn_after): Take loc from earlier non-debug insn.
6172 (emit_jump_insn_after): Likewise.
6173 (emit_call_insn_after): Likewise.
6174 (emit_debug_insn_after_setloc): New.
6175 (emit_debug_insn_after): New.
6176 (emit_insn_before): Take loc from later non-debug insn.
6177 (emit_jump_insn_before): Likewise.
6178 (emit_call_insn_before): Likewise.
6179 (emit_debug_insn_before_setloc): New.
6180 (emit_debug_insn_before): New.
6181 (emit_insn): Handle debug insns.
6182 (emit_debug_insn): New.
6183 (emit_jump_insn): Handle debug insns.
6184 (emit_call_insn): Likewise.
6186 (init_emit): Take min-nondebug-insn-uid into account.
6187 Initialize cur_debug_insn_uid.
6188 (emit_copy_of_insn_after): Handle debug insns.
6189 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
6190 location of single rhs in place.
6191 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
6192 (floor_sdiv_adjust): New.
6193 (cell_sdiv_adjust): New.
6194 (cell_udiv_adjust): New.
6195 (round_sdiv_adjust): New.
6196 (round_udiv_adjust): New.
6197 (wrap_constant): Moved from cselib.
6198 (unwrap_constant): New.
6199 (expand_debug_expr): New.
6200 (expand_debug_locations): New.
6201 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
6203 (gimple_expand_cfg): Expand debug locations.
6204 * cselib.c: Include tree-pass.h.
6205 (struct expand_value_data): New.
6206 (cselib_record_sets_hook): New.
6207 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6208 (cselib_clear_table): Move, and implemnet in terms of...
6209 (cselib_reset_table_with_next_value): ... this.
6210 (cselib_get_next_unknown_value): New.
6211 (discard_useless_locs): Don't discard preserved values.
6212 (cselib_preserve_value): New.
6213 (cselib_preserved_value_p): New.
6214 (cselib_preserve_definitely): New.
6215 (cselib_clear_preserve): New.
6216 (cselib_preserve_only_values): New.
6217 (new_cselib_val): Take rtx argument. Dump it in details.
6218 (cselib_lookup_mem): Adjust.
6219 (expand_loc): Take regs_active in struct. Adjust. Silence
6220 dumps unless details are requested.
6221 (cselib_expand_value_rtx_cb): New.
6222 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6223 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6224 without details. Copy more subregs. Try to resolve values
6225 using a callback. Wrap constants.
6226 (cselib_subst_to_values): Adjust.
6227 (cselib_log_lookup): New.
6228 (cselib_lookup): Call it.
6229 (cselib_invalidate_regno): Don't count preserved values as useless.
6230 (cselib_invalidate_mem): Likewise.
6231 (cselib_record_set): Likewise.
6232 (struct set): Renamed to cselib_set, moved to cselib.h.
6233 (cselib_record_sets): Adjust. Call hook.
6234 (cselib_process_insn): Reset table when it would be cleared.
6235 (dump_cselib_val): New.
6236 (dump_cselib_table): New.
6237 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6238 (remove_forwarder_block): Support moving debug stmts.
6239 * cselib.h (cselib_record_sets_hook): Declare.
6240 (cselib_expand_callback): New type.
6241 (cselib_expand_value_rtx_cb): Declare.
6242 (cselib_reset_table_with_next_value): Declare.
6243 (cselib_get_next_unknown_value): Declare.
6244 (cselib_preserve_value): Declare.
6245 (cselib_preserved_value_p): Declare.
6246 (cselib_preserve_only_values): Declare.
6247 (dump_cselib_table): Declare.
6248 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6249 (try_crossjump_to_edge): Likewise.
6250 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6251 dominated blocks when debug stmts are present.
6252 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6253 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6254 (set_var_live_on_entry): Likewise.
6255 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6256 * cfglayout.c (curr_location, last_location): Make static.
6257 (set_curr_insn_source_location): Don't avoid bouncing.
6258 (get_curr_insn_source_location): New.
6259 (get_curr_insn_block): New.
6260 (duplicate_insn_chain): Handle debug insns.
6261 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6263 * common.opt (fcompare-debug): Move to sort order.
6264 (fdump-unnumbered-links): Likewise.
6265 (fvar-tracking-assignments): New.
6266 (fvar-tracking-assignments-toggle): New.
6267 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6268 because of debug stmts.
6269 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6270 (eliminate_unnecessary_stmts): Walk dominated blocks before
6272 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6273 * ira.c (memref_used_between_p): Skip debug insns.
6274 (update_equiv_regs): Likewise.
6275 * sched-deps.c (sd_lists_size): Accept empty list.
6276 (sd_init_insn): Mark debug insns.
6277 (sd_finish_insn): Unmark them.
6278 (sd_add_dep): Reject non-debug deps on debug insns.
6279 (fixup_sched_groups): Give debug insns group treatment.
6281 (sched_analyze_reg): Don't mark debug insns for sched before call.
6282 (sched_analyze_2): Handle debug insns.
6283 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6285 (deps_analyze_insn): Handle debug insns.
6286 (deps_start_bb): Skip debug insns.
6287 (init_deps): Initialize last_debug_insn.
6288 * tree-ssa.c (target_for_debug_bind): New.
6289 (find_released_ssa_name): New.
6290 (propagate_var_def_into_debug_stmts): New.
6291 (propagate_defs_into_debug_stmts): New.
6292 (verify_ssa): Skip debug bind stmts without values.
6293 (warn_uninialized_vars): Skip debug stmts.
6294 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6295 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6296 (rtx_equal_p): Likewise.
6297 * ira-costs.c (scan_one_insn): Skip debug insns.
6298 (process_bb_node_for_hard_reg_moves): Likewise.
6299 * rtl.h (DEBUG_INSN_P): New.
6300 (NONDEBUG_INSN_P): New.
6301 (MAY_HAVE_DEBUG_INSNS): New.
6302 (INSN_P): Accept debug insns.
6303 (RTX_FRAME_RELATED_P): Likewise.
6304 (INSN_DELETED_P): Likewise
6305 (PAT_VAR_LOCATION_DECL): New.
6306 (PAT_VAR_LOCATION_LOC): New.
6307 (PAT_VAR_OCATION_STATUS): New.
6308 (NOTE_VAR_LOCATION_DECL): Reimplement.
6309 (NOTE_VAR_LOCATION_LOC): Likewise.
6310 (NOTE_VAR_LOCATION_STATUS): Likewise.
6311 (INSN_VAR_LOCATION): New.
6312 (INSN_VAR_LOCATION_DECL): New.
6313 (INSN_VAR_LOCATION_LOC): New.
6314 (INSN_VAR_LOCATION_STATUS): New.
6315 (gen_rtx_UNKNOWN_VAR_LOC): New.
6316 (VAR_LOC_UNKNOWN_P): New.
6317 (NOTE_DURING_CALL_P): New.
6318 (SCHED_GROUP_P): Accept debug insns.
6319 (emit_debug_insn_before): Declare.
6320 (emit_debug_insn_before_noloc): Declare.
6321 (emit_debug_insn_beore_setloc): Declare.
6322 (emit_debug_insn_after): Declare.
6323 (emit_debug_insn_after_noloc): Declare.
6324 (emit_debug_insn_after_setloc): Declare.
6325 (emit_debug_insn): Declare.
6326 (make_debug_insn_raw): Declare.
6327 (prev_nondebug_insn): Declare.
6328 (next_nondebug_insn): Declare.
6329 (delegitimize_mem_from_attrs): Declare.
6330 (get_max_insn_count): Declare.
6331 (wrap_constant): Declare.
6332 (unwrap_constant): Declare.
6333 (get_curr_insn_source_location): Declare.
6334 (get_curr_insn_block): Declare.
6335 * tree-inline.c (insert_debug_decl_map): New.
6336 (processing_debug_stmt): New.
6337 (remap_decl): Don't create new mappings in debug stmts.
6338 (remap_gimple_op_r): Don't add references in debug stmts.
6339 (copy_tree_body_r): Likewise.
6340 (remap_gimple_stmt): Handle debug bind stmts.
6341 (copy_bb): Skip debug stmts.
6342 (copy_edges_for_bb): Likewise.
6343 (copy_debug_stmt): New.
6344 (copy_debug_stmts): New.
6345 (copy_body): Copy debug stmts at the end.
6346 (insert_init_debug_bind): New.
6347 (insert_init_stmt): Take id. Skip and emit debug stmts.
6348 (setup_one_parameter): Remap variable earlier, register debug mapping.
6349 (estimate_num_insns): Skip debug stmts.
6350 (expand_call_inline): Preserve debug_map.
6351 (optimize_inline_calls): Check for no debug_stmts left-overs.
6352 (unsave_expr_now): Preserve debug_map.
6353 (copy_gimple_seq_and_replace_locals): Likewise.
6354 (tree_function_versioning): Check for no debug_stmts left-overs.
6355 Init and destroy debug_map as needed. Split edges unconditionally.
6356 (build_duplicate_type): Init and destroy debug_map as needed.
6357 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6358 (struct copy_body_data): Add debug_stmts and debug_map.
6359 * sched-int.h (struct ready_list): Add n_debug.
6360 (struct deps): Add last_debug_insn.
6361 (DEBUG_INSN_SCHED_P): New.
6362 (BOUNDARY_DEBUG_INSN_P): New.
6363 (SCHEDULE_DEBUG_INSN_P): New.
6364 (sd_iterator_cond): Accept empty list.
6365 * combine.c (create_log_links): Skip debug insns.
6366 (combine_instructions): Likewise.
6367 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6368 return value is always unshared.
6369 (struct rtx_subst_pair): New.
6370 (auto_adjust_pair): New.
6371 (propagate_for_debug_subst): New.
6372 (propagate_for_debug): New.
6373 (try_combine): Skip debug insns. Propagate removed defs into
6375 (next_nonnote_nondebug_insn): New.
6376 (distribute_notes): Use it. Skip debug insns.
6377 (distribute_links): Skip debug insns.
6378 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6379 * resource.c (mark_target_live_regs): Likewise.
6380 * var-tracking.c: Include cselib.h and target.h.
6381 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6383 (micro_operation_type_name): New.
6384 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6385 (struct micro_operation_def): Update comments.
6386 (decl_or_value): New type. Use instead of decls.
6387 (struct emit_note_data_def): Add vars.
6388 (struct attrs_def): Use decl_or_value.
6389 (struct variable_tracking_info_def): Add permp, flooded.
6390 (struct location_chain_def): Update comment.
6391 (struct variable_part_def): Use decl_or_value.
6392 (struct variable_def): Make var_part a variable length array.
6394 (scratch_regs): New.
6395 (cselib_hook_called): New.
6396 (dv_is_decl_p): New.
6397 (dv_is_value_p): New.
6400 (dv_as_opaque): New.
6401 (dv_onepart_p): New.
6403 (IS_DECL_CODE): New.
6404 (check_value_is_not_decl): New.
6405 (dv_from_decl): New.
6406 (dv_from_value): New.
6407 (dv_htab_hash): New.
6408 (variable_htab_hash): Use it.
6409 (variable_htab_eq): Support values.
6410 (variable_htab_free): Free from the right pool.
6411 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6412 (attrs_list_union): Adjust.
6413 (attrs_list_mpdv_union): New.
6414 (tie_break_pointers): New.
6415 (canon_value_cmp): New.
6416 (unshare_variable): Return possibly-modified slot.
6417 (vars_copy_1): Adjust.
6418 (var_reg_decl_set): Adjust. Split out of...
6419 (var_reg_set): ... this.
6420 (get_init_value): Adjust.
6421 (var_reg_delete_and_set): Adjust.
6422 (var_reg_delete): Adjust.
6423 (var_regno_delete): Adjust.
6424 (var_mem_decl_set): Split out of...
6425 (var_mem_set): ... this.
6426 (var_mem_delete_and_set): Adjust.
6427 (var_mem_delete): Adjust.
6431 (variable_union): Adjust. Speed up merge of 1-part vars.
6432 (variable_canonicalize): Use unshared slot.
6433 (VALUED_RECURSED_INTO): New.
6434 (find_loc_in_1pdv): New.
6435 (struct dfset_merge): New.
6436 (insert_into_intersection): New.
6437 (intersect_loc_chains): New.
6439 (canonicalize_loc_order_check): New.
6440 (canonicalize_values_mark): New.
6441 (canonicalize_values_star): New.
6442 (variable_merge_over_cur): New.
6443 (variable_merge_over_src): New.
6444 (dataflow_set_merge): New.
6445 (dataflow_set_equiv_regs): New.
6446 (remove_duplicate_values): New.
6447 (struct dfset_post_merge): New.
6448 (variable_post_merge_new_vals): New.
6449 (variable_post_merge_perm_vals): New.
6450 (dataflow_post_merge_adjust): New.
6451 (find_mem_expr_in_1pdv): New.
6452 (dataflow_set_preserve_mem_locs): New.
6453 (dataflow_set_remove_mem_locs): New.
6454 (dataflow_set_clear_at_call): New.
6455 (onepart_variable_different_p): New.
6456 (variable_different_p): Use it.
6457 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6458 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6460 (track_loc_p): Pass it true.
6461 (struct count_use_info): New.
6462 (find_use_val): New.
6463 (replace_expr_with_values): New.
6465 (use_type): New, partially split out of...
6466 (count_uses): ... this. Count new micro-ops.
6467 (count_uses_1): Adjust.
6468 (count_stores): Adjust.
6469 (count_with_sets): New.
6470 (VAL_NEEDS_RESOLUTION): New.
6471 (VAL_HOLDS_TRACK_EXPR): New.
6472 (VAL_EXPR_IS_COPIED): New.
6473 (VAL_EXPR_IS_CLOBBERED): New.
6474 (add_uses): Adjust. Generate new micro-ops.
6475 (add_uses_1): Adjust.
6476 (add_stores): Generate new micro-ops.
6477 (add_with_sets): New.
6478 (find_src_status): Adjust.
6479 (find_src_set_src): Adjust.
6480 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6481 Handle new micro-ops. Canonicalize value equivalances.
6482 (vt_find_locations): Compute total size of hash tables for
6483 dumping. Perform merge for var-tracking-assignments. Don't
6484 disregard single-block loops.
6485 (dump_attrs_list): Handle decl_or_value.
6486 (dump_variable): Take variable. Deal with decl_or_value.
6487 (dump_variable_slot): New.
6488 (dump_vars): Use it.
6489 (dump_dataflow_sets): Adjust.
6490 (set_slot_part): New, extended to support one-part variables
6491 after splitting out of...
6492 (set_variable_part): ... this.
6493 (clobber_slot_part): New, split out of...
6494 (clobber_variable_part): ... this.
6495 (delete_slot_part): New, split out of...
6496 (delete_variable_part): .... this.
6497 (check_wrap_constant): New.
6498 (vt_expand_loc_callback): New.
6499 (vt_expand_loc): New.
6500 (emit_note_insn_var_location): Adjust. Handle values. Handle
6501 EMIT_NOTE_AFTER_CALL_INSN.
6502 (emit_notes_for_differences_1): Adjust. Handle values.
6503 (emit_notes_for_differences_2): Likewise.
6504 (emit_notes_for_differences): Adjust.
6505 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6506 Adjust. Handle new micro-ops.
6507 (vt_add_function_parameters): Adjust. Create and bind values.
6508 (vt_initialize): Adjust. Initialize scratch_regs and
6509 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6510 operations. Move some code to count_with_sets and add_with_sets.
6511 (delete_debug_insns): New.
6512 (vt_debug_insns_local): New.
6513 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6515 (var_tracking_main): If var-tracking-assignments is enabled
6516 but var-tracking isn't, delete debug insns and leave. Likewise
6517 if we exceed limits or fail the stack adjustments tests, and
6518 after all var-tracking processing.
6519 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6520 (dataflow_set): Add traversed_vars.
6521 (value_chain, const_value_chain): New typedefs.
6522 (value_chain_pool, value_chains): New variables.
6523 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6524 add_value_chains, add_cselib_value_chains, remove_value_chain,
6525 remove_value_chains, remove_cselib_value_chains): New functions.
6526 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6527 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6529 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6530 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6531 (dst_can_be_shared): New variable.
6532 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6533 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6534 different from set->vars, look up slot again instead of using the
6536 (dataflow_set_init): Initialize traversed_vars.
6537 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6538 lookup if set->vars is shared. Don't keep slot cleared before
6539 calling unshare_variable. Unshare set->vars if needed. Adjust
6540 unshare_variable callers. Clear dst_can_be_shared if needed.
6541 Even ->refcount == 1 vars must be unshared if set->vars is shared
6542 and var needs to be modified.
6543 (dataflow_set_union): Set traversed_vars during canonicalization.
6544 (VALUE_CHANGED, DECL_CHANGED): Define.
6545 (set_dv_changed, dv_changed_p): New static inlines.
6546 (track_expr_p): Clear DECL_CHANGED.
6547 (dump_dataflow_sets): Set it.
6548 (variable_was_changed): Call set_dv_changed.
6549 (emit_note_insn_var_location): Likewise.
6550 (changed_variables_stack): New variable.
6551 (check_changed_vars_1, check_changed_vars_2): New functions.
6552 (emit_notes_for_changes): Do nothing if changed_variables is
6553 empty. Traverse changed_variables with check_changed_vars_1,
6554 call check_changed_vars_2 on each changed_variables_stack entry.
6555 (emit_notes_in_bb): Add SET argument. Just clear it at the
6556 beginning, use it instead of local &set, don't destroy it at the end.
6557 (vt_emit_notes): Call dataflow_set_clear early on all
6558 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6559 computed set, dataflow_set_clear also VTI(bb)->in when we are
6560 done with the basic block. Initialize changed_variables_stack,
6561 free it afterwards. If ENABLE_CHECKING verify that after noting
6562 differences to an empty set value_chains hash table is empty.
6563 (vt_initialize): Initialize value_chains and value_chain_pool.
6564 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6565 (variable_tracking_main): Call dump_dataflow_sets before calling
6566 vt_emit_notes, not after it.
6567 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6568 (propagate_var_def_into_debug_stmts): Declare.
6569 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6570 (df_set_note): Reject debug insns.
6571 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6572 add notes to debug insns.
6573 (df_note_bb_compute): Adjust. Likewise.
6574 (df_simulate_uses): Skip debug insns.
6575 (df_simulate_initialize_backwards): Likewise.
6576 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6577 (subst_stack_regs_pat): Reject debug insns.
6578 (convert_regs_1): Handle debug insns.
6579 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6580 (print-rtl.o): Depend on cselib.h.
6581 (cselib.o): Depend on TREE_PASS_H.
6582 (var-tracking.o): Depend on cselib.h and TARGET_H.
6583 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6584 (init_ready_list): Skip boundary debug insns.
6585 (add_branch_dependences): Skip debug insns.
6586 (free_block_dependencies): Check for blocks with only debug insns.
6587 (compute_priorities): Likewise.
6588 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6589 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6591 (gimple_build_debug_bind_stat): New.
6592 (empty_body_p): Skip debug stmts.
6593 (gimple_has_side_effects): Likewise.
6594 (gimple_rhs_has_side_effects): Likewise.
6595 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6596 (gimple_build_debug_bind_stat): Declare.
6597 (gimple_build_debug_bind): Define.
6598 (is_gimple_debug): New.
6599 (gimple_debug_bind_p): New.
6600 (gimple_debug_bind_get_var): New.
6601 (gimple_debug_bind_get_value): New.
6602 (gimple_debug_bind_get_value_ptr): New.
6603 (gimple_debug_bind_set_var): New.
6604 (gimple_debug_bind_set_value): New.
6605 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6606 (gimple_debug_bind_reset_value): New.
6607 (gimple_debug_bind_has_value_p): New.
6608 (gsi_next_nondebug): New.
6609 (gsi_prev_nondebug): New.
6610 (gsi_start_nondebug_bb): New.
6611 (gsi_last_nondebug_bb): New.
6612 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6613 (print_insn): Handle DEBUG_INSN.
6614 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6615 of first insn prevail.
6616 (first_stmt): Skip debug stmts.
6617 (first_non_label_stmt): Likewise.
6618 (last_stmt): Likewise.
6619 (has_zero_uses_1): New.
6620 (single_imm_use_1): New.
6621 (verify_gimple_debug): New.
6622 (verify_types_in_gimple_stmt): Handle debug stmts.
6623 (verify_stmt): Likewise.
6624 (debug_loop_num): Skip debug stmts.
6625 (remove_edge_and_dominated_blocks): Remove dominators last.
6626 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6627 (linearize_expr): Likewise.
6628 * config/i386/i386.c (ix86_delegitimize_address): Call
6629 default implementation.
6630 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6631 (group_barrier_needed): Skip debug insns.
6632 (emit_insn_group_barriers): Likewise.
6633 (emit_all_insn_group_barriers): Likewise.
6634 (ia64_variable_issue): Handle debug insns.
6635 (ia64_dfa_new_cycle): Likewise.
6636 (final_emit_insn_group_barriers): Skip debug insns.
6637 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6638 def cfa without frame.
6639 (process_set): Likewise.
6640 (process_for_unwind_directive): Pass frame on.
6641 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6642 (rs6000_delegitimize_address): New.
6643 (rs6000_debug_adjust_cost): Handle debug insns.
6644 (is_microcoded_insn): Likewise.
6645 (is_cracked_insn): Likewise.
6646 (is_nonpipeline_insn): Likewise.
6647 (insn_must_be_first_in_group): Likewise.
6648 (insn_must_be_last_in_group): Likewise.
6649 (force_new_group): Likewise.
6650 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6651 contains only debug insns.
6652 (rtl_merge_blocks): Skip debug insns.
6653 (purge_dead_edges): Likewise.
6654 (rtl_block_ends_with_call_p): Skip debug insns.
6655 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6656 (mark_reg_dependencies): Skip debug insns.
6657 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6658 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6659 * tree-ssa-threadedge.c
6660 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6661 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6662 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6663 (copyprop_hardreg_forward_1): Handle debug insns.
6664 * reload1.c (reload): Skip debug insns. Replace unassigned
6665 pseudos in debug insns with their equivalences.
6666 (eliminate_regs_in_insn): Skip debug insns.
6667 (emit_input_reload_insns): Skip debug insns at first, adjust
6669 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6670 (get_indirect_ref_operands): Pass opf_no_vops on.
6671 (get_expr_operands): Likewise. Skip debug stmts.
6672 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6674 2009-09-01 Richard Henderson <rth@redhat.com>
6676 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6677 stmt_ends_pp_p statements at least once.
6678 * tree-vrp.c (vrp_initialize): Likewise.
6679 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6681 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6684 Fix AIX bootstrap after PR debug/30161
6685 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6686 that is a GNU extension.
6687 (tmpl_value_parm_die_table): Move the definition of this global
6688 outside #ifdef DWARF2_DEBUGGING_INFO region.
6690 2009-09-01 Richard Guenther <rguenther@suse.de>
6692 * tree.c (tree_expr_size): New function.
6693 * tree.h (tree_expr_size): Declare.
6694 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6695 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6696 * langhooks.c (lhd_expr_size): Remove.
6697 * langhooks.h (struct lang_hooks): Remove expr_size.
6698 * explow.c (expr_size): Use tree_expr_size.
6699 (int_expr_size): Likewise.
6700 * langhooks-def.h (lhd_expr_size): Remove.
6701 (LANG_HOOKS_EXPR_SIZE): Likewise.
6702 (LANG_HOOKS_INITIALIZER): Adjust.
6704 2009-09-01 Richard Guenther <rguenther@suse.de>
6706 * tree-flow.h (mark_addressable): Move declaration ...
6707 * tree.h (mark_addressable): ... here.
6708 * stmt.c (expand_asm_operands): Use mark_addressable, not
6709 lang_hooks.mark_addressable.
6710 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6711 LANG_HOOKS_MARK_ADDRESSABLE.
6712 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6713 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6715 2009-08-31 Chris Demetriou <cgd@google.com>
6717 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6718 vectorize if not TARGET_SSE2.
6720 2009-08-31 DJ Delorie <dj@redhat.com>
6722 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6723 registers if no coprocessor is enabled.
6725 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6728 * cgraph.h (cgraph_get_node): Declare ...
6729 * cgraph.c (cgraph_get_node): ... new function.
6730 * dwarf2out.c (gen_generic_params_dies,
6731 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6732 make_ith_pack_parameter_name,
6733 append_entry_to_tmpl_value_parm_die_table,
6734 gen_remaining_tmpl_value_param_die_attribute): New functions.
6735 (gen_subprogram_die): Generate debug info for template parameters
6736 if debug info level is higher than DINFO_LEVEL_TERSE.
6737 Use tree_add_const_value_attribute_for_decl instead of
6738 tree_add_const_value_attribute.
6739 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6740 instead of tree_add_const_value_attribute.
6741 (gen_struct_or_union_type_die): Generate debug
6742 info for template parameters if debug info level is higher than
6744 (tree_add_const_value_attribute): Handle integral and pointer
6745 constants. Update comment.
6746 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6747 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6748 (reference_to_unused): Fix thinko. Remove redundant predicates from
6750 (tree_add_const_value_attribute): Make this work for constant
6752 tree_add_const_value_attribute_for_decl is to be used for variable
6754 (add_location_or_const_value_attribute): Use
6755 tree_add_const_value_attribute_for_decl now.
6756 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6757 DW_TAG_template_value_param DIEs after function DIEs have been
6759 * langhooks.h (lang_hooks_for_types): Add
6760 get_argument_pack_elems.
6761 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6762 (lang_hooks): Added get_innermost_generic_parms,
6763 get_innermost_generic_args.
6764 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6765 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6766 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6767 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6769 2009-08-31 DJ Delorie <dj@redhat.com>
6771 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6772 it once we start generating the prologue or epilogue.
6773 (mep_call_saves_register): If the frame is locked, re-use
6775 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6776 (mep_expand_prologue): Call it.
6777 (mep_expand_epilogue): Likewise.
6778 (mep_start_function): Use the same logic as mep_expand_prologue.
6779 (mep_pass_by_reference): Make logic more readable.
6780 (mep_return_in_memory): Zero-sized objects are passed in memory.
6781 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6783 2009-08-31 Richard Guenther <rguenther@suse.de>
6785 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6786 to query if the memory regions for memmove overlap.
6787 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6788 asserts on pointers, instead deal with odd trees.
6789 (ptr_derefs_may_alias_p): Likewise.
6790 (refs_may_alias_p_1): Constructor bases also never alias.
6792 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6794 * doc/install.texi (Final install): Adjust reference on where to
6795 order printed manuals.
6797 2009-08-30 Olivier Hainque <hainque@adacore.com>
6799 * dwarf2out.c (switch_to_frame_table_section): Move
6800 definition prior to first use.
6802 2009-08-30 Richard Guenther <rguenther@suse.de>
6804 PR tree-optimization/41186
6805 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6806 (ao_ref_init_from_ptr_and_size): New function.
6807 (ref_maybe_used_by_call_p_1): Be more precise tracking
6808 used ranges for builtin functions.
6809 (ref_maybe_used_by_call_p): Adjust.
6810 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6811 ranges for builtin functions.
6812 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6814 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6817 * fwprop.c (get_reg_use_in): Delete.
6818 (free_load_extend): New function.
6819 (forward_propagate_subreg): Use it.
6821 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6823 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6825 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6828 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6831 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6833 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6834 fini or fini_array section.
6836 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6838 * graphite-dependences.c (graphite_legal_transform_bb): Call
6839 pbb_remove_duplicate_pdrs.
6840 * graphite-poly.c (can_collapse_pdr): Removed.
6841 (pdr_find_duplicate): Removed.
6842 (can_collapse_pdrs): New.
6843 (pbb_remove_duplicate_pdrs): New.
6844 (new_poly_dr): Do not look for duplicates.
6845 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6846 (PBB_PDR_DUPLICATES_REMOVED): New.
6847 (pbb_remove_duplicate_pdrs): Declared.
6849 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6851 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6852 the strides by multiplying by PDR_NB_REFS.
6853 * graphite-poly.c (can_collapse_pdr): New.
6854 (pdr_find_duplicate): New.
6855 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6856 Initialize PDR_NB_REFS.
6857 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6859 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6861 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6864 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6867 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6869 * graphite-dependences.c (pddr_original_scattering): Return NULL
6870 for read-read dependence relations.
6871 * graphite-poly.h (enum poly_dr_type): Fix comment.
6874 (pdr_may_write_p): New.
6876 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6878 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6879 (struct poly_dr): Same.
6880 (new_poly_dr): Same.
6881 * graphite-poly.c (new_poly_dr): Same.
6882 * graphite-dependences.c (dot_deps): Disable call to system.
6884 2009-08-28 Cary Coutant <ccoutant@google.com>
6887 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6888 struct/union/enum types local to a function.
6890 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6891 Sebastian Pop <sebastian.pop@amd.com>
6893 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6894 pbb_strip_mine_time_depth. Changed the implementation so that
6895 transformation is expressed as a transformation on
6896 time (scatttering) dimensions. Also, ensures that the 2d+1
6897 scheduling format is preserved.
6898 (pbb_strip_mine_profitable_p): Profitability is based on the
6899 iteration number of a given time (scattering) dimension,
6900 and not on a original loop depth dimension.
6901 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6902 (pbb_do_strip_mine): Call psct_dynamic_dim.
6903 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6904 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6905 (pbb_nb_dynamic_scattering_transform): New.
6906 (psct_dynamic_dim): New.
6908 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6910 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6911 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6912 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6913 * graphite-interchange.c (build_linearized_memory_access): Same.
6914 (memory_stride_in_loop): Same.
6916 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6918 * graphite-dependences.c (pddr_original_scattering): New.
6919 (graphite_legal_transform_dr): Call pddr_original_scattering.
6922 * graphite-dependences.h (dot_deps): Declared.
6923 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6924 (print_pdr): Print PDR_ID.
6925 * graphite-poly.h (struct poly_dr): Add field id.
6928 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6930 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6932 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6933 not delete the original dependence relation.
6935 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6937 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6938 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6939 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6940 (free_poly_ddr): New.
6941 (pddr_is_empty): New.
6942 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6943 (dependence_polyhedron): Same. Remove useless gcc_assert.
6945 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6946 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6947 * graphite-dependences.h (enum poly_dependence_kind): New.
6948 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6949 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6950 (PDRP_SINK): Renamed PDDR_SINK.
6951 (PDRP_DDP): Renamed PDDR_DDP.
6953 (free_poly_ddr): Declared.
6954 * graphite-poly.c (new_scop): Use the new hash function names.
6955 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6956 into original_pddrs.
6957 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6959 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6961 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6962 bounds with LT_EXPR to make niter analysis more precise on code
6963 generated by Graphite.
6965 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6967 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6968 (graphite_legal_transform_bb): Same.
6969 (poly_drs_may_alias_p): Same.
6971 2009-08-28 Richard Guenther <rguenther@suse.de>
6973 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6975 2009-08-28 Jan Beulich <jbeulich@novell.com>
6977 * config/i386/netware.c: Include langhooks.h.
6978 (i386_nlm_encode_section_info): Simplify.
6979 (netware_override_options): Delete.
6980 * config/i386/netware.h (netware_override_options): Delete
6982 (OVERRIDE_OPTIONS): Delete definition.
6983 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6984 (ASM_COMMENT_START): Define.
6985 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6987 2009-08-28 Jan Beulich <jbeulich@novell.com>
6989 * configure.ac: For in-tree ld, do a plain version check to
6990 determine whether comdat groups are supported.
6991 * configure: Regenerate.
6993 2009-08-28 Olivier Hainque <hainque@adacore.com>
6995 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6996 always defined. Reflect definition or absence of such for
6997 COLLECT_EXPORT_LIST. Readability helper.
6998 (scanfilter): New enum, to help control what symbols
6999 are to be considered or ignored by scan_prog_file.
7000 (enum pass): Rename as "scanpass", moved together with scanfilter
7001 prior to scan_prog_file's prototype.
7002 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7003 Group prototype with the scanpass/scanfilter definitions, factorize
7004 head comments for the several implementations at the prototype.
7005 (main): Reorganize the first pass link control to let AIX
7006 drag only the needed frame tables in executables. Prevent
7007 frame tables collection during the scan aimed at static ctors.
7008 Pre-link and scan for frame tables later to compensate.
7009 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7010 A C statement to issue assembly directives that create a reference
7011 to the given DWARF table identifier label from the current function
7013 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7014 to differentiate first time section entry. Only emit a .data
7015 tables start identifier label the first time around.
7016 (switch_to_frame_table_section): New function. Helper for
7017 output_call_frame_info to switch possibly BACK into the eh_frame
7018 or the debug_frame section depending on FOR_EH.
7019 (output_call_frame_info): Use helper to first enter the proper
7021 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7022 emit a link to the frame table start label from each function
7024 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7025 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7026 * config/rs6000/rs6000-protos.h: Declare it.
7027 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7029 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7031 * config/sh/sh.c (split_branches): Check the result of
7034 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7036 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7037 using -pthread -fopenmp
7039 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7041 * doc/service.texi (service directory): Update URL.
7043 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
7045 PR rtl-optimization/40861
7046 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
7047 extract word from a multi-word subreg for negative byte positions.
7049 2009-08-27 Tristan Gingold <gingold@adacore.com>
7050 Douglas B Rupp <rupp@gnat.com>
7052 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
7053 (SECTION_VMS_OVERLAY): Define.
7054 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
7056 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
7058 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
7059 common_object declarations.
7060 (ia64_section_type_flags): Set section flag for common_object.
7061 * config/ia64/ia64-protos.h
7062 (ia64_vms_output_aligned_decl_common): Declare.
7063 (ia64_vms_elf_asm_named_section): Declare.
7065 2009-08-27 Michael Matz <matz@suse.de>
7067 * expr.c (expand_expr_real_2): New function taking exploded
7068 unary or binary expression, split out from ...
7069 (expand_expr_real_1): ... here. Move over all unary/binary
7070 switch parts to above function, in particular these codes:
7071 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
7072 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
7073 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
7074 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
7075 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
7076 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
7077 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
7078 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
7079 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
7080 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
7081 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
7082 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
7083 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
7084 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
7085 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
7086 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
7087 VEC_PACK_FIX_TRUNC_EXPR.
7088 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
7091 2009-08-27 Richard Guenther <rguenther@suse.de>
7093 * gengtype.c (main): Handle uint64_t.
7094 * ipa-utils.c (get_base_var): Indent properly.
7095 * tree-ssa-live.c (debug_scope_block): New function.
7096 * tree-flow.h (debug_scope_block): Declare.
7097 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
7098 * basic-block.h (enum profile_status): Rename to
7099 enum profile_status_d.
7100 (x_profile_status): Adjust type.
7102 2009-08-27 Dodji Seketeli <dodji@redhat.com>
7105 * dwarf2out.c (get_context_die): Declare this static function.
7106 (gen_type_die_with_usage): Make sure a DIE is a generated for
7107 the context of a typedef.
7109 2009-08-26 Anatoly Sokolov <aesok@post.ru>
7111 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
7114 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7116 * config/mips/mips-protos.h (mips_output_sync): Declare.
7117 (mips_sync_loop_insns): Likewise.
7118 (mips_output_sync_loop): Replace first two parameters with an rtx.
7119 * config/mips/mips.c (mips_multi_member): New structure.
7120 (mips_multi_members): New variable.
7121 (mips_multi_start): New function.
7122 (mips_multi_add): Likewise.
7123 (mips_multi_add_insn): Likewise.
7124 (mips_multi_add_label): Likewise.
7125 (mips_multi_last_index): Likewise.
7126 (mips_multi_copy_insn): Likewise.
7127 (mips_multi_set_operand): Likewise.
7128 (mips_multi_write): Likewise.
7129 (mips_print_operand_punctuation): Remove '%|' and '%-'.
7130 (mips_init_print_operand_punct): Update accordingly.
7131 (mips_start_ll_sc_sync_block): New function.
7132 (mips_end_ll_sc_sync_block): Likewise.
7133 (mips_output_sync): Likewise.
7134 (mips_sync_insn1_template): Likewise.
7135 (mips_sync_insn2_template): Likewise.
7136 (mips_get_sync_operand): Likewise.
7137 (mips_process_sync_loop): Likewise.
7138 (mips_output_sync_loop): Use mips_process_sync_loop.
7139 (mips_sync_loop_insns): New function.
7140 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
7141 (MIPS_COMPARE_AND_SWAP_12): Likewise.
7142 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
7143 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
7144 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
7145 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
7146 (MIPS_SYNC_OLD_OP_12): Likewise.
7147 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
7148 (MIPS_SYNC_NEW_OP_12): Likewise.
7149 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
7150 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
7151 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
7152 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
7153 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
7154 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
7155 * config/mips/mips.md (sync_mem): New attribute.
7156 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
7157 (sync_exclusive_mask, sync_required_oldval): Likewise.
7158 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
7159 (sync_release_barrier): Likewise.
7160 (length): Handle sync loops.
7161 (sync): Use mips_output_sync.
7162 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
7163 (sync_compare_and_swap<mode>): Set the new sync_* attributes
7164 and use mips_output_sync_loop.
7165 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
7166 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
7167 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
7168 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
7169 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
7170 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
7171 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
7172 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
7173 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
7175 2009-08-26 Richard Guenther <rguenther@suse.de>
7178 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
7179 the types to not match.
7180 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
7182 * tree-ssa.c (useless_type_conversion_p): Conversions to
7183 pointers to unprototyped functions are useless.
7185 2009-08-26 Richard Guenther <rguenther@suse.de>
7187 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
7188 whole-program condition, prepare to be called for non-globals.
7189 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
7190 params build a representative with known type and track its fields.
7192 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
7194 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
7195 clearing by a taken branch.
7196 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
7197 effectively after bbro pass.
7198 (sync_nand<mode>): Ditto.
7199 (sync_old_<fetchop_name><mode>): Ditto.
7200 (sync_old_nand<mode>): Ditto.
7201 (sync_new_<fetchop_name><mode>): Dito.
7202 (sync_new_nand<mode>): Ditto.
7203 (sync_compare_and_swap<mode>_1): Ditto.
7204 (*sync_compare_and_swap<mode>): Ditto.
7205 (sync_lock_test_and_set<mode>_1): Ditto.
7206 ("sync_lock_test_and_set<mode>): Ditto.
7208 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7210 * hwint.h (HOST_LONG_FORMAT): New macro
7211 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7212 Use HOST_PTR_PRINTF.
7213 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7214 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7215 (HOST_PTR_PRINTF): Document.
7217 2009-08-25 Jan Hubicka <jh@suse.cz>
7219 * config/i386/bmmintrin.h: Replace by #error.
7222 Michael Meissner <michael.meissner@amd.com>
7223 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7224 Tony Linthicum <tony.linthicum@amd.com>
7226 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7227 (TARGET_ROUND): New macro for the round/ptest instructions which
7228 are shared between SSE4.1 and SSE5.
7229 (OPTION_MASK_ISA_ROUND): Ditto.
7230 (OPTION_ISA_ROUND): Ditto.
7231 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7232 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7234 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7235 (-mfused-madd): New switch to give users control over whether the
7236 compiler optimizes to use the multiply/add SSE5 instructions.
7238 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7239 (ix86_handle_option): Turn off 3dnow if -msse5.
7240 (override_options): Add SSE5 support.
7241 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7243 (ix86_expand_sse_movcc): Add SSE5 support.
7244 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7245 vector type to the next largest size.
7246 (ix86_expand_sse5_pack): New function to use pperm to pack a
7247 vector type to the next smallest size.
7248 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7249 (IX86_BUILTIN_FMADDSD): Ditto.
7250 (IX86_BUILTIN_FMADDPS): Ditto.
7251 (IX86_BUILTIN_FMADDPD): Ditto.
7252 (IX86_BUILTIN_FMSUBSS): Ditto.
7253 (IX86_BUILTIN_FMSUBSD): Ditto.
7254 (IX86_BUILTIN_FMSUBPS): Ditto.
7255 (IX86_BUILTIN_FMSUBPD): Ditto.
7256 (IX86_BUILTIN_FNMADDSS): Ditto.
7257 (IX86_BUILTIN_FNMADDSD): Ditto.
7258 (IX86_BUILTIN_FNMADDPS): Ditto.
7259 (IX86_BUILTIN_FNMADDPD): Ditto.
7260 (IX86_BUILTIN_FNMSUBSS): Ditto.
7261 (IX86_BUILTIN_FNMSUBSD): Ditto.
7262 (IX86_BUILTIN_FNMSUBPS): Ditto.
7263 (IX86_BUILTIN_FNMSUBPD): Ditto.
7264 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7265 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7266 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7267 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7268 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7269 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7270 (IX86_BUILTIN_PPERM): Ditto.
7271 (IX86_BUILTIN_PERMPS): Ditto.
7272 (IX86_BUILTIN_PERMPD): Ditto.
7273 (IX86_BUILTIN_PMACSSWW): Ditto.
7274 (IX86_BUILTIN_PMACSWW): Ditto.
7275 (IX86_BUILTIN_PMACSSWD): Ditto.
7276 (IX86_BUILTIN_PMACSWD): Ditto.
7277 (IX86_BUILTIN_PMACSSDD): Ditto.
7278 (IX86_BUILTIN_PMACSDD): Ditto.
7279 (IX86_BUILTIN_PMACSSDQL): Ditto.
7280 (IX86_BUILTIN_PMACSSDQH): Ditto.
7281 (IX86_BUILTIN_PMACSDQL): Ditto.
7282 (IX86_BUILTIN_PMACSDQH): Ditto.
7283 (IX86_BUILTIN_PMADCSSWD): Ditto.
7284 (IX86_BUILTIN_PMADCSWD): Ditto.
7285 (IX86_BUILTIN_PHADDBW): Ditto.
7286 (IX86_BUILTIN_PHADDBD): Ditto.
7287 (IX86_BUILTIN_PHADDBQ): Ditto.
7288 (IX86_BUILTIN_PHADDWD): Ditto.
7289 (IX86_BUILTIN_PHADDWQ): Ditto.
7290 (IX86_BUILTIN_PHADDDQ): Ditto.
7291 (IX86_BUILTIN_PHADDUBW): Ditto.
7292 (IX86_BUILTIN_PHADDUBD): Ditto.
7293 (IX86_BUILTIN_PHADDUBQ): Ditto.
7294 (IX86_BUILTIN_PHADDUWD): Ditto.
7295 (IX86_BUILTIN_PHADDUWQ): Ditto.
7296 (IX86_BUILTIN_PHADDUDQ): Ditto.
7297 (IX86_BUILTIN_PHSUBBW): Ditto.
7298 (IX86_BUILTIN_PHSUBWD): Ditto.
7299 (IX86_BUILTIN_PHSUBDQ): Ditto.
7300 (IX86_BUILTIN_PROTB): Ditto.
7301 (IX86_BUILTIN_PROTW): Ditto.
7302 (IX86_BUILTIN_PROTD): Ditto.
7303 (IX86_BUILTIN_PROTQ): Ditto.
7304 (IX86_BUILTIN_PROTB_IMM): Ditto.
7305 (IX86_BUILTIN_PROTW_IMM): Ditto.
7306 (IX86_BUILTIN_PROTD_IMM): Ditto.
7307 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7308 (IX86_BUILTIN_PSHLB): Ditto.
7309 (IX86_BUILTIN_PSHLW): Ditto.
7310 (IX86_BUILTIN_PSHLD): Ditto.
7311 (IX86_BUILTIN_PSHLQ): Ditto.
7312 (IX86_BUILTIN_PSHAB): Ditto.
7313 (IX86_BUILTIN_PSHAW): Ditto.
7314 (IX86_BUILTIN_PSHAD): Ditto.
7315 (IX86_BUILTIN_PSHAQ): Ditto.
7316 (IX86_BUILTIN_FRCZSS): Ditto.
7317 (IX86_BUILTIN_FRCZSD): Ditto.
7318 (IX86_BUILTIN_FRCZPS): Ditto.
7319 (IX86_BUILTIN_FRCZPD): Ditto.
7320 (IX86_BUILTIN_CVTPH2PS): Ditto.
7321 (IX86_BUILTIN_CVTPS2PH): Ditto.
7322 (IX86_BUILTIN_COMEQSS): Ditto.
7323 (IX86_BUILTIN_COMNESS): Ditto.
7324 (IX86_BUILTIN_COMLTSS): Ditto.
7325 (IX86_BUILTIN_COMLESS): Ditto.
7326 (IX86_BUILTIN_COMGTSS): Ditto.
7327 (IX86_BUILTIN_COMGESS): Ditto.
7328 (IX86_BUILTIN_COMUEQSS): Ditto.
7329 (IX86_BUILTIN_COMUNESS): Ditto.
7330 (IX86_BUILTIN_COMULTSS): Ditto.
7331 (IX86_BUILTIN_COMULESS): Ditto.
7332 (IX86_BUILTIN_COMUGTSS): Ditto.
7333 (IX86_BUILTIN_COMUGESS): Ditto.
7334 (IX86_BUILTIN_COMORDSS): Ditto.
7335 (IX86_BUILTIN_COMUNORDSS): Ditto.
7336 (IX86_BUILTIN_COMFALSESS): Ditto.
7337 (IX86_BUILTIN_COMTRUESS): Ditto.
7338 (IX86_BUILTIN_COMEQSD): Ditto.
7339 (IX86_BUILTIN_COMNESD): Ditto.
7340 (IX86_BUILTIN_COMLTSD): Ditto.
7341 (IX86_BUILTIN_COMLESD): Ditto.
7342 (IX86_BUILTIN_COMGTSD): Ditto.
7343 (IX86_BUILTIN_COMGESD): Ditto.
7344 (IX86_BUILTIN_COMUEQSD): Ditto.
7345 (IX86_BUILTIN_COMUNESD): Ditto.
7346 (IX86_BUILTIN_COMULTSD): Ditto.
7347 (IX86_BUILTIN_COMULESD): Ditto.
7348 (IX86_BUILTIN_COMUGTSD): Ditto.
7349 (IX86_BUILTIN_COMUGESD): Ditto.
7350 (IX86_BUILTIN_COMORDSD): Ditto.
7351 (IX86_BUILTIN_COMUNORDSD): Ditto.
7352 (IX86_BUILTIN_COMFALSESD): Ditto.
7353 (IX86_BUILTIN_COMTRUESD): Ditto.
7354 (IX86_BUILTIN_COMEQPS): Ditto.
7355 (IX86_BUILTIN_COMNEPS): Ditto.
7356 (IX86_BUILTIN_COMLTPS): Ditto.
7357 (IX86_BUILTIN_COMLEPS): Ditto.
7358 (IX86_BUILTIN_COMGTPS): Ditto.
7359 (IX86_BUILTIN_COMGEPS): Ditto.
7360 (IX86_BUILTIN_COMUEQPS): Ditto.
7361 (IX86_BUILTIN_COMUNEPS): Ditto.
7362 (IX86_BUILTIN_COMULTPS): Ditto.
7363 (IX86_BUILTIN_COMULEPS): Ditto.
7364 (IX86_BUILTIN_COMUGTPS): Ditto.
7365 (IX86_BUILTIN_COMUGEPS): Ditto.
7366 (IX86_BUILTIN_COMORDPS): Ditto.
7367 (IX86_BUILTIN_COMUNORDPS): Ditto.
7368 (IX86_BUILTIN_COMFALSEPS): Ditto.
7369 (IX86_BUILTIN_COMTRUEPS): Ditto.
7370 (IX86_BUILTIN_COMEQPD): Ditto.
7371 (IX86_BUILTIN_COMNEPD): Ditto.
7372 (IX86_BUILTIN_COMLTPD): Ditto.
7373 (IX86_BUILTIN_COMLEPD): Ditto.
7374 (IX86_BUILTIN_COMGTPD): Ditto.
7375 (IX86_BUILTIN_COMGEPD): Ditto.
7376 (IX86_BUILTIN_COMUEQPD): Ditto.
7377 (IX86_BUILTIN_COMUNEPD): Ditto.
7378 (IX86_BUILTIN_COMULTPD): Ditto.
7379 (IX86_BUILTIN_COMULEPD): Ditto.
7380 (IX86_BUILTIN_COMUGTPD): Ditto.
7381 (IX86_BUILTIN_COMUGEPD): Ditto.
7382 (IX86_BUILTIN_COMORDPD): Ditto.
7383 (IX86_BUILTIN_COMUNORDPD): Ditto.
7384 (IX86_BUILTIN_COMFALSEPD): Ditto.
7385 (IX86_BUILTIN_COMTRUEPD): Ditto.
7386 (IX86_BUILTIN_PCOMEQUB): Ditto.
7387 (IX86_BUILTIN_PCOMNEUB): Ditto.
7388 (IX86_BUILTIN_PCOMLTUB): Ditto.
7389 (IX86_BUILTIN_PCOMLEUB): Ditto.
7390 (IX86_BUILTIN_PCOMGTUB): Ditto.
7391 (IX86_BUILTIN_PCOMGEUB): Ditto.
7392 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7393 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7394 (IX86_BUILTIN_PCOMEQUW): Ditto.
7395 (IX86_BUILTIN_PCOMNEUW): Ditto.
7396 (IX86_BUILTIN_PCOMLTUW): Ditto.
7397 (IX86_BUILTIN_PCOMLEUW): Ditto.
7398 (IX86_BUILTIN_PCOMGTUW): Ditto.
7399 (IX86_BUILTIN_PCOMGEUW): Ditto.
7400 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7401 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7402 (IX86_BUILTIN_PCOMEQUD): Ditto.
7403 (IX86_BUILTIN_PCOMNEUD): Ditto.
7404 (IX86_BUILTIN_PCOMLTUD): Ditto.
7405 (IX86_BUILTIN_PCOMLEUD): Ditto.
7406 (IX86_BUILTIN_PCOMGTUD): Ditto.
7407 (IX86_BUILTIN_PCOMGEUD): Ditto.
7408 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7409 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7410 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7411 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7412 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7413 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7414 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7415 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7416 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7417 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7418 (IX86_BUILTIN_PCOMEQB): Ditto.
7419 (IX86_BUILTIN_PCOMNEB): Ditto.
7420 (IX86_BUILTIN_PCOMLTB): Ditto.
7421 (IX86_BUILTIN_PCOMLEB): Ditto.
7422 (IX86_BUILTIN_PCOMGTB): Ditto.
7423 (IX86_BUILTIN_PCOMGEB): Ditto.
7424 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7425 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7426 (IX86_BUILTIN_PCOMEQW): Ditto.
7427 (IX86_BUILTIN_PCOMNEW): Ditto.
7428 (IX86_BUILTIN_PCOMLTW): Ditto.
7429 (IX86_BUILTIN_PCOMLEW): Ditto.
7430 (IX86_BUILTIN_PCOMGTW): Ditto.
7431 (IX86_BUILTIN_PCOMGEW): Ditto.
7432 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7433 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7434 (IX86_BUILTIN_PCOMEQD): Ditto.
7435 (IX86_BUILTIN_PCOMNED): Ditto.
7436 (IX86_BUILTIN_PCOMLTD): Ditto.
7437 (IX86_BUILTIN_PCOMLED): Ditto.
7438 (IX86_BUILTIN_PCOMGTD): Ditto.
7439 (IX86_BUILTIN_PCOMGED): Ditto.
7440 (IX86_BUILTIN_PCOMFALSED): Ditto.
7441 (IX86_BUILTIN_PCOMTRUED): Ditto.
7442 (IX86_BUILTIN_PCOMEQQ): Ditto.
7443 (IX86_BUILTIN_PCOMNEQ): Ditto.
7444 (IX86_BUILTIN_PCOMLTQ): Ditto.
7445 (IX86_BUILTIN_PCOMLEQ): Ditto.
7446 (IX86_BUILTIN_PCOMGTQ): Ditto.
7447 (IX86_BUILTIN_PCOMGEQ): Ditto.
7448 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7449 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7450 (enum multi_arg_type): New enum for describing the various SSE5
7451 intrinsic argument types.
7452 (bdesc_multi_arg): New table for SSE5 intrinsics.
7453 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7454 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7456 (ix86_expand_builtin): Add SSE5 intrinsic support.
7457 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7458 operand instructions.
7459 (ix86_expand_sse5_multiple_memory): New function to split the
7460 second memory reference from SSE5 instructions.
7461 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7462 (ix86_return_pops_args): Use stdarg_p to determine if the function
7463 has variable arguments.
7464 (ix86_setup_incoming_varargs): Ditto.
7465 (x86_this_parameter): Ditto.
7467 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7469 (ix86_expand_sse5_pack): Ditto.
7470 (ix86_sse5_valid_op_p): Ditto.
7471 (ix86_expand_sse5_multiple_memory): Ditto.
7473 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7474 constant for SSE5 support.
7475 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7476 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7477 (UNSPEC_SSE5_PERMUTE): Ditto.
7478 (UNSPEC_SSE5_ASHIFT): Ditto.
7479 (UNSPEC_SSE5_LSHIFT): Ditto.
7480 (UNSPEC_FRCZ): Ditto.
7481 (UNSPEC_CVTPH2PS): Ditto.
7482 (UNSPEC_CVTPS2PH): Ditto.
7483 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7485 (COM_FALSE_S): Ditto.
7486 (COM_FALSE_P): Ditto.
7487 (COM_TRUE_S): Ditto.
7488 (COM_TRUE_P): Ditto.
7489 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7490 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7492 (memory attribute): Ditto.
7493 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7494 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7495 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7496 (floor<mode>2): Ditto.
7497 (ceil<mode>2): Ditto.
7498 (btrunc<mode>2): Ditto.
7499 (nearbyintdf2): Ditto.
7500 (nearbyintsf2): Ditto.
7501 (sse_setccsf): Disable if SSE5.
7502 (sse_setccdf): Ditto.
7503 (sse5_setcc<mode>): New support for SSE5 conditional move.
7504 (sse5_pcmov_<mode>): Ditto.
7506 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7508 (SSEMODEF2P): Ditto.
7509 (ssemodesuffixf4): New mode attribute for SSE5.
7510 (ssemodesuffixf2s): Ditto.
7511 (ssemodesuffixf2c): Ditto.
7512 (sserotatemax): Ditto.
7513 (ssescalarmode): Ditto.
7514 (sse_maskcmpv4sf3): Disable if SSE5.
7515 (sse_maskcmpv2df3): Ditto.
7516 (sse_vmmaskcmpv4sf3): Ditto.
7517 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7518 (sse5_vmfmadd<mode>4): Ditto.
7519 (sse5_fmsub<mode>4): Ditto.
7520 (sse5_vmfmsub<mode>4): Ditto.
7521 (sse5_fnmadd<mode>4): Ditto.
7522 (sse5_vmfnmadd<mode>4): Ditto.
7523 (sse5_fnmsub<mode>4): Ditto.
7524 (sse5_vmfnmsub<mode>4): Ditto.
7525 (sse5i_fmadd<mode>4): Ditto.
7526 (sse5i_fmsub<mode>4): Ditto.
7527 (sse5i_fnmadd<mode>4): Ditto.
7528 (sse5i_fnmsub<mode>4): Ditto.
7529 (sse5i_vmfmadd<mode>4): Ditto.
7530 (sse5i_vmfmsub<mode>4): Ditto.
7531 (sse5i_vmfnmadd<mode>4): Ditto.
7532 (sse5i_vmfnmsub<mode>4): Ditto.
7533 (mulv16qi3): Add SSE5 support.
7535 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7536 (sse2_mulv4si3): Disable if SSE5.
7537 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7538 (sse4_1_roundps): Ditto.
7539 (sse4_1_roundsd): Ditto.
7540 (sse4_1_roundss): Ditto.
7541 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7543 (sse_maskcmpsf3): Ditto.
7544 (sse_vmmaskcmpv4sf3): Ditto.
7545 (sse2_maskcmpv2df3): Ditto.
7546 (sse2_maskcmpdf3): Ditto.
7547 (sse2_vmmaskcmpv2df3): Ditto.
7548 (sse2_eq<mode>3): Ditto.
7549 (sse2_gt<mode>3): Ditto.
7550 (sse5_pcmov_<mode>): Add SSE5 support.
7551 (vec_unpacku_hi_v16qi): Ditto.
7552 (vec_unpacks_hi_v16qi): Ditto.
7553 (vec_unpacku_lo_v16qi): Ditto.
7554 (vec_unpacks_lo_v16qi): Ditto.
7555 (vec_unpacku_hi_v8hi): Ditto.
7556 (vec_unpacks_hi_v8hi): Ditto.
7557 (vec_unpacku_lo_v8hi): Ditto.
7558 (vec_unpacks_lo_v8hi): Ditto.
7559 (vec_unpacku_hi_v4si): Ditto.
7560 (vec_unpacks_hi_v4si): Ditto.
7561 (vec_unpacku_lo_v4si): Ditto.
7562 (vec_unpacks_lo_v4si): Ditto.
7563 (sse5_pmacsww): New SSE5 intrinsic insn.
7564 (sse5_pmacssww): Ditto.
7565 (sse5_pmacsdd): Ditto.
7566 (sse5_pmacssdd): Ditto.
7567 (sse5_pmacssdql): Ditto.
7568 (sse5_pmacssdqh): Ditto.
7569 (sse5_pmacsdqh): Ditto.
7570 (sse5_pmacsswd): Ditto.
7571 (sse5_pmacswd): Ditto.
7572 (sse5_pmadcsswd): Ditto.
7573 (sse5_pmadcswd): Ditto.
7574 (sse5_pcmov_<move>): Conditional move support on SSE5.
7575 (sse5_phaddbw): New SSE5 intrinsic insn.
7576 (sse5_phaddbd): Ditto.
7577 (sse5_phaddbq): Ditto.
7578 (sse5_phaddwd): Ditto.
7579 (sse5_phaddwq): Ditto.
7580 (sse5_phadddq): Ditto.
7581 (sse5_phaddubw): Ditto.
7582 (sse5_phaddubd): Ditto.
7583 (sse5_phaddubq): Ditto.
7584 (sse5_phadduwd): Ditto.
7585 (sse5_phadduwq): Ditto.
7586 (sse5_phaddudq): Ditto.
7587 (sse5_phsubbw): Ditto.
7588 (sse5_phsubwd): Ditto.
7589 (sse5_phsubdq): Ditto.
7590 (sse5_pperm): Ditto.
7591 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7592 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7593 (sse5_pperm_sign_v8hi_v4si): Ditto.
7594 (sse5_pperm_zero_v8hi_v4si): Ditto.
7595 (sse5_pperm_sign_v4si_v2di): Ditto.
7596 (sse5_pperm_sign_v4si_v2di): Ditto.
7597 (sse5_pperm_pack_v2di_v4si): Ditto.
7598 (sse5_pperm_pack_v4si_v8hi): Ditto.
7599 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7600 (sse5_perm<mode>): New SSE5 intrinsic insn.
7601 (rotl<mode>3): Ditto.
7602 (sse5_rotl<mode>3): Ditto.
7603 (sse5_ashl<mode>3): Ditto.
7604 (sse5_lshl<mode>3): Ditto.
7605 (sse5_frcz<mode>2): Ditto.
7606 (sse5s_frcz<mode>2): Ditto.
7607 (sse5_cvtph2ps): Ditto.
7608 (sse5_cvtps2ph): Ditto.
7609 (sse5_vmmaskcmp<mode>3): Ditto.
7610 (sse5_com_tf<mode>3): Ditto.
7611 (sse5_maskcmp<mode>3): Ditto.
7612 (sse5_maskcmp_uns<mode>3): Ditto.
7613 (sse5_maskcmp_uns2<mode>3): Ditto.
7614 (sse5_pcom_tf<mode>3): Ditto.
7616 * config/i386/predicates.md (sse5_comparison_float_operator):
7617 New predicate to match the comparison operators supported by
7618 the SSE5 com instruction.
7619 (ix86_comparison_int_operator): New predicate to match just the
7620 signed int comparisons.
7621 (ix86_comparison_uns_operator): New predicate to match just the
7622 unsigned int comparisons.
7624 * doc/invoke.texi (-msse5): Add documentation.
7625 (-mfused-madd): Ditto.
7627 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7629 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7631 (x86_64-*-*): Ditto.
7633 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7635 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7636 intrinisics for SSE5.
7638 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7641 * config/i386/mmintrin-common.h: New file, to contain common
7642 instructions between SSE4.1 and SSE5.
7644 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7645 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7646 (gen_regparm_prefix): Ditto.
7648 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7649 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7650 prototype_p to determine if a function is prototyped.
7652 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7654 * c-common.c (c_common_reswords) add the alignof keyword,
7655 with same RID as __alignof and __alignof__
7657 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7659 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7660 * hooks.c (hook_bool_const_int_const_int_true): New function.
7661 * target.h (struct gcc_target): Add can_eliminate field.
7662 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7663 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7664 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7665 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7666 (elim_table): Revise comment.
7667 * system.h (CAN_ELIMINATE): Poison.
7668 * defaults.h (CAN_ELIMINATE): Remove.
7669 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7671 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7672 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7674 (alpha_vms_can_eliminate): Declare as static, change return type to
7676 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7678 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7679 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7680 (arm_can_eliminate): New function.
7682 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7683 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7684 (avr_can_eliminate): Declare as static.
7685 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7687 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7688 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7689 (bfin_can_eliminate): New function.
7691 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7692 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7693 (crx_can_eliminate): New function.
7695 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7696 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7697 (fr30_can_eliminate): New function.
7699 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7700 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7701 (frv_can_eliminate): New function.
7703 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7704 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7705 (h8300_can_eliminate): New function.
7707 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7708 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7709 (i386_can_eliminate): Declare as static, change return type to bool.
7710 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7712 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7713 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7714 (ia64_can_eliminate): New function.
7716 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7717 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7718 (iq2000_can_eliminate): New function.
7720 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7721 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7722 (m32r_can_eliminate): New function.
7724 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7725 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7726 (m68hc11_can_eliminate): New function.
7728 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7729 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7730 (m68k_can_eliminate): New function.
7732 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7733 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7734 (mep_can_eliminate): New function.
7736 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7737 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7738 (mips_can_eliminate): New function.
7740 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7741 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7742 (rs6000_can_eliminate): New function.
7744 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7745 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7746 (s390_can_eliminate): Declare as static.
7747 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7749 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7750 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7751 (score_can_eliminate): New function.
7753 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7754 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7755 (sparc_can_eliminate): Declare as static.
7756 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7758 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7759 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7760 (xstormy16_can_eliminate): New function.
7762 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7763 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7764 (v850_can_eliminate): New function.
7766 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7768 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7769 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7770 (*movdfcc_ext[1234]): Disable for IEEE mode.
7772 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7774 * gimplify.c (prepare_gimple_addressable): New static function.
7775 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7777 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7778 manually fiddling with it.
7780 2009-08-25 Michael Matz <matz@suse.de>
7782 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7783 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7785 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7786 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7787 (do_jump): Split out code for simple binary comparisons into ...
7788 (do_jump_1): ... this, taking the individual operands and code.
7789 Change callers to helper function above accordingly.
7790 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7793 2009-08-25 Michael Matz <matz@suse.de>
7795 * expr.h (struct separate_ops, sepops): New type for passing
7796 around an exploded simple expression.
7797 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7798 Use this structure instead of expression tree.
7799 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7800 expression, only its type.
7801 (expand_vec_cond_expr): Take type and individual operands instead
7803 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7804 expand_vec_shift_expr): Change prototype accordingly.
7805 * tree-vect-stmts.c (vectorizable_condition): Change call of
7806 expand_vec_cond_expr_p to pass only type.
7807 * expr.c (do_store_flags): Change prototype and implementation
7808 to take an exploded expression.
7809 (expand_expr_real_1): New local ops initialized with details
7810 of the full expression. Use it instead of full
7811 expression in calls to do_store_flags, expand_vec_cond_expr,
7812 expand_widen_pattern_expr and expand_vec_shift_expr.
7814 2009-08-25 Michael Matz <matz@suse.de>
7816 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7817 treeop2 initialized with first three operands of the full expression.
7818 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7820 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7822 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7823 (__gthread_objc_condition_allocate): Mark arguments as unused.
7824 (__gthread_objc_condition_deallocate): Likewise.
7825 (__gthread_objc_condition_wait): Likewise.
7826 (__gthread_objc_condition_broadcast): Likewise.
7827 (__gthread_objc_condition_signal): Likewise.
7828 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7829 (__gthread_objc_thread_id): Likewise.
7831 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7834 * tree-pretty-print.c (print_call_name): Print the correct call name
7835 for procedure pointer components.
7837 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7839 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7840 default_promote_function_mode when not VMS.
7842 2009-08-24 Olivier Hainque <hainque@adacore.com>
7844 * convert.c (convert_to_integer): Don't assume an input pointer is
7845 POINTER_SIZE wide. Fetch from the type instead.
7847 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7849 * configure.ac (AC_PREREQ): Bump to 2.64.
7851 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7853 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7854 (process_command): Don't search standard_exec_prefix_1 and
7855 standard_exec_prefix_2.
7857 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7859 * config/arm/arm.c (output_return_instruction): Handle for
7862 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7864 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7866 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7868 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7869 (*arm_movdf_vfp): Likewise.
7871 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7873 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7874 (vashr<mode>3): Rename from ashr<mode>3.
7875 (vlshr<mode>3): Rename from lshr<mode>3.
7877 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7880 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7881 (check_format_info_main): Use scalar_identify_flag.
7882 (check_format_types): Check for scalar size identity if
7883 scalar_identify_flag is set.
7884 (printf_length_specs): Extend by new field.
7885 (asm_fprintf_length_specs): Likewise.
7886 (gcc_diag_length_specs): Likewise.
7887 (scanf_length_specs): Likewise.
7888 (strfmon_length_specs): Likewise.
7889 (gcc_gfc_length_specs): Likewise.
7890 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7891 (ms_printf_flag_specs): Likewise.
7892 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7894 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7897 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7898 (*call_value_pop_1): Ditto.
7899 (*sibcall_pop_1): New insn pattern.
7900 (*sibcall_value_pop_1): Ditto.
7902 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7905 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7908 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7911 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7912 (get_reg_use_in): New function.
7913 (forward_propagate_subreg): Propagate through subreg of zero_extend
7916 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7918 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7919 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7921 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7923 * configure.ac: Remove --with-datarootdir, --with-docdir,
7924 --with-htmldir switches. No need to call AC_SUBST for
7925 datarootdir, docdir, htmldir any more.
7926 * configure: Regenerate.
7927 * doc/install.texi (Configuration): Document --datarootdir,
7928 --docdir, --htmldir, --pdfdir; update documentation for
7929 --infodir, --mandir.
7930 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7933 * aclocal.m4: Regenerate.
7934 * config.in: Regenerate.
7935 * configure: Regenerate.
7937 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7938 Olivier Hainque <hainque@adacore.com>
7940 * config/ia64/ia64.c: Include libfuncs.h.
7941 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7942 (ia64_expand_call): Use reg 25 on VMS.
7943 (ia64_initialize_trampoline): Fix for VMS ABI.
7944 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7945 (ia64_function_arg): Initialize reg 25 on VMS.
7946 Fix OpenVMS ABI issues for varargs.
7947 For OpenVMS, emit the Argument Information register set in the
7948 incoming/sibcall case as well.
7949 (ia64_arg_type): New function.
7950 (ia64_function_arg_advance): Keep track of cum->words.
7951 Fix OpenVMS ABI issues for varargs.
7952 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7953 (ia64_override_options): Set flag_no_common on VMS.
7954 (ia64_init_builtins): Disable FWRITE builtin.
7955 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7956 (ia64_vms_init_libfuncs): Add decc$ routines.
7957 (ia64_vms_valid_pointer_mode): New function.
7958 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7959 (ia64_promote_function_mode): New function
7960 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7961 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7962 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7963 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7964 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7965 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7966 Suppress trailing '#' if VALUE is numeric.
7967 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7968 ia64_promote_function_mode.
7969 (TARGET_VALID_POINTER_MODE): Define.
7971 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7974 * config/rs6000/rs6000.c (rs6000_override_options): Use
7975 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7978 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7979 reporting of vector + decimal/boolean/complex error.
7981 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7983 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7984 __vector double TYPE_DECL.
7986 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7988 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7989 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7990 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7991 to pointer to enum machine_mode. Update all callers as needed.
7993 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7995 * config/alpha/alpha.md (exception_receiver): Emit alternative
7996 GP load sequence if flag_reorder_blocks_and_partition is set.
7997 (*exception_receiver_2): Also enable when
7998 flag_reorder_blocks_and_partition is set.
8000 2009-08-20 Matt Rice <ratmice@gmail.com>
8001 Diego Novillo <dnovillo@google.com>
8003 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8006 2009-08-20 Richard Guenther <rguenther@suse.de>
8008 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8009 * c-tree.h (c_dup_lang_specific_decl): Remove.
8010 (struct lang_decl, struct lang_type): Move definitions ...
8011 * c-lang.h: ... here. New file.
8012 * c-decl.c: Include c-lang.h.
8013 (c_dup_lang_specific_decl): Remove.
8014 * c-typeck.c: Include c-lang.h.
8015 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8016 (c-typeck.o): Likewise.
8017 * c-config-lang.in (gtfiles): Add c-lang.h.
8018 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8021 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8023 * config/alpha/alpha.c (alpha_end_function): Do not clear
8024 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8025 this is now handled in generic code.
8027 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8029 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8030 (s390_z10_fix_long_loop_prediction): New function.
8031 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8032 (s390_reorg): Walk over the INSNs and invoke
8033 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8035 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8037 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8038 "*brx_64bit", "*brx_31bit"): New patterns.
8039 * config/s390/s390.c ('E'): New output modifier.
8041 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8042 Richard Earnshaw <richard.earnshaw@arm.com>
8044 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
8045 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
8047 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8049 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
8051 * pa.c (emit_move_sequence): Check if address of operand1 is valid
8052 for mode mode of operand0 when doing secondary reload for SAR.
8054 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8057 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
8058 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
8060 2009-08-19 Jason Merrill <jason@redhat.com>
8062 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
8063 supported template depth in C++0x.
8065 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8067 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
8068 free_after_compilation.
8069 * config/score/score7.c (score7_output_mi_thunk): Likewise.
8070 * config/score/score3.c (score3_output_mi_thunk): Likewise.
8071 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8072 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8073 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8074 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8075 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8077 2009-08-19 Ian Lance Taylor <iant@google.com>
8079 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
8080 of (plus (mult (neg B) C) A).
8082 2009-08-18 Michael Matz <matz@suse.de>
8084 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
8085 instead of comparing TYPE_MAIN_VARIANT for equality.
8086 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
8087 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
8088 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
8089 * gimplify.c (goa_lhs_expr_p): Ditto and use
8090 STRIP_USELESS_TYPE_CONVERSION.
8092 2009-08-18 Michael Matz <matz@suse.de>
8094 * tree-ssa-structalias.c (create_variable_info_for): Also mark
8095 first field in a struct.
8096 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
8098 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8100 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8101 locators before emit_insn is called. Remove assert that
8103 (alpha_end_function): Clear crtl->emit structure and free insn
8104 locators if cfun->is_thunk is true.
8106 2009-08-18 Jason Merrill <jason@redhat.com>
8108 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
8110 * configure.ac: Test for it.
8111 * configure, config.in: Regenerate.
8112 * doc/install.texi: Document --enable-gnu-unique-object.
8114 2009-08-18 Richard Guenther <rguenther@suse.de>
8117 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
8118 pow(x,y*z) only if x is nonnegative.
8120 2009-08-18 Jakub Jelinek <jakub@redhat.com>
8122 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
8126 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
8127 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
8129 2009-08-17 DJ Delorie <dj@redhat.com>
8131 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
8132 * config/m32c/prologue.md (epilogue_freit): New.
8134 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
8135 (bank_switch_p): Likewise.
8136 (fast_interrupt_p): Likewise.
8137 (interrupt_p): Likewise.
8138 (m32c_conditional_register_usage): Round memregs size up.
8139 (need_to_save): We only need to save $a0 when we use ENTER.
8140 (interrupt_p): Check for fast_interrupt too.
8141 (bank_switch_p): New.
8142 (fast_interrupt_p): New.
8143 (m32c_attribute_table): Add bank_switch and fast_interrupt.
8144 (m32c_emit_prolog): Support bank switching and fast interrupts.
8145 * doc/extend.texi (Function Attributes): Add bank_switch and
8148 2009-08-17 Douglas B Rupp <rupp@gnat.com>
8150 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
8151 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
8153 2009-08-16 Douglas B Rupp <rupp@gnat.com>
8155 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
8156 (menu): Add IA-64/VMS Options.
8157 (IA-64/VMS Options): Likewise.
8159 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8162 * config/mips/mips.md (*lwxs): Use :P for pointer values.
8164 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8166 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
8167 (mips_pop_asm_switch): Likewise.
8168 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
8170 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8171 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
8172 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
8173 (mips_print_operand_punctuation): Use them. Check mips_noreorder
8174 instead of set_noreorder.
8175 (mips_output_function_prologue): Use the new functions.
8176 (mips_output_function_epilogue): Likewise.
8177 (mips_need_noat_wrapper_p): New function, split out from...
8178 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
8179 Use mips_push_asm_switch and mips_pop_asm_switch.
8180 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
8181 and mips_pop_asm_switch.
8182 (ASM_OUTPUT_REG_POP): Likewise.
8183 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
8184 Use mips_pop_asm_switch.
8185 (mips_asm_switch): New structure.
8186 (set_noreorder, set_nomacro): Replace with...
8187 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8188 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
8189 instead of set_nomacro.
8190 (fix_truncsfsi2_macro): Likewise.
8191 (cprestore): Likewise.
8192 (hazard): Use mips_noreorder instead of set_noreorder.
8193 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8195 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
8197 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
8198 from prev_active_insn.
8200 2009-08-16 Anatoly Sokolov <aesok@post.ru>
8202 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
8203 * config/avr/avr.c (avr_override_options): Initialize
8204 avr_current_arch variable.
8205 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
8206 __AVR_HAVE_16BIT_SP__ according to the device type.
8207 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8209 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8210 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8212 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8215 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8216 generating inlined subroutine die only. We shouldn't be
8217 called for anything else.
8218 (gen_block_die): Don't generate inline subroutine debug info for
8221 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8223 * graphite-poly.c (print_pbb): Print PBB index.
8225 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8228 * graphite-interchange.c (ppl_max_for_le): Moved...
8229 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8230 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8231 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8232 * graphite-ppl.h (ppl_max_for_le): Declared.
8234 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8236 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8237 supported on all platforms.
8238 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8239 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8240 * c-pragma.c: Likewise.
8241 * target-def.h (TARGET_INITIALIZER): Remove
8242 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8243 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8245 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8247 * config/ia64/fde-vms.c: New file.
8248 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8249 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8250 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8251 (uw_frame_state_for): Only register a personality routine if it is
8252 known to be compatible with our expectations.
8253 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8254 Declare unw_table_entry stack variable and
8255 mod all calls to _Unwind_FindTableEntry to add arg.
8256 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8257 (_Unwind_FindTableEntry): Add arg to prototype.
8259 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8261 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8262 field 'signal_pfs_loc'.
8263 (uw_frame_state_for): Remove duplicate code dealing with leaf
8264 procedures without unwind info.
8265 If in the frame after unwinding through a signal handler, restore
8266 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8267 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8268 'pfs_loc' to the AR.PFS location in the signal context; instead
8269 set 'signal_pfs_loc'.
8270 Manually generate the unwind info for the AR.PFS register.
8271 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8272 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8273 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8274 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8275 instead set 'signal_pfs_loc'.
8276 Remove code preventing the AR.PFS register from being restored
8277 from the signal context.
8279 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8280 Tristan Gingold <gingold@adacore.com>
8282 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8283 * config/ia64/t-vms: New file.
8284 * config/ia64/vms64.h: New file.
8285 * config/ia64/vms.h: New file.
8286 * config/ia64/vms-crtinit.asm: New file.
8287 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8288 * config/ia64/vms-unwind.h: New file.
8290 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8292 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8295 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8298 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8300 * real.h (do_mpc_arg2): ... here.
8301 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8304 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8306 * final.c (add_debug_prefix_map): Don't use GC memory for
8307 old_prefix and new_prefix.
8309 2009-08-14 Richard Guenther <rguenther@suse.de>
8311 * ipa-prop.c (compute_complex_pass_through): If we cannot
8312 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8314 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8316 * c-lex.c (c_lex_with_flags): Increase size of local variable
8317 to avoid memory clobber.
8319 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8322 * config/i386/i386.c (ix86_fp_comparison_strategy):
8323 Only enable/disable sahf at function granularity.
8325 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8327 PR rtl-optimization/41064
8328 * reload1.c (reload_as_needed): Don't call extract_insn
8329 for known invalid replacements after calling
8330 validate_replace_rtx_group and verify_changes.
8332 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8335 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8336 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8337 ix86_expand_fp_vcond.
8338 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8339 Assert that operation is supported by ix86_expand_int_vcond.
8340 (vcondu<SSEMODE124C8:mode>): Ditto.
8342 2009-08-13 DJ Delorie <dj@redhat.com>
8344 * config/i386/djgpp-stdint.h: New.
8345 * config.gcc (djgpp): Use it.
8347 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8349 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8350 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8352 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8354 * tree-ssa-loop-prefetch.c
8355 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8356 for long-stride pruning.
8357 (compute_miss_rate): New function to compute the probability
8358 that two memory references access different cache lines.
8360 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8362 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8364 2009-08-13 Richard Guenther <rguenther@suse.de>
8367 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8368 use the constant pointer type.
8369 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8370 of CV qualifiers on the target pointer type.
8371 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8372 conversion check before restrict check.
8374 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8377 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8379 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8381 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8383 2009-08-12 Richard Guenther <rguenther@suse.de>
8385 PR tree-optimization/41011
8386 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8387 and reference constructing.
8389 2009-08-12 Xinliang David Li <davidxl@google.com>
8391 PR tree-optimization/41012
8392 * tree-flow.h : New external interface.
8393 * gimple-low.c (check_call_arg): Change to public function.
8394 Remove argument mismatch check in lowering.
8395 * tree-inline.h (tree_can_inline_p): Interface change.
8396 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8398 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8399 Call change to tree_can_inline_p function.
8400 (cgraph_decide_inlining_incrementally): Ditto.
8402 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8404 PR tree-optimization/41031
8405 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8406 on the partition variable rather than promote_mode on the source
8407 type. Assert that the partition variable's type has the same
8408 mode as the source value's.
8410 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8412 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8413 for for_return == 2.
8414 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8416 * calls.c (expand_call): Fix typo.
8417 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8419 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8421 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8422 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8423 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8424 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8426 2009-08-12 Andrew Haley <aph@redhat.com>
8428 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8430 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8433 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8435 2009-08-12 Richard Guenther <rguenther@suse.de>
8437 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8438 * gimplify.c (gimplify_modify_expr): Do not use
8439 lang_hooks.types_compatible_p.
8440 * tree-ssa.c (useless_type_conversion_p): For aggregates
8441 just return false if the canonical types differ.
8443 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8446 * sese.c (convert_for_phi_arg): New.
8447 (add_guard_exit_phis): Use convert_for_phi_arg.
8449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8451 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8452 unknown subscript upper bounds.
8454 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8455 Pranav Garg <pranav.garg2107@gmail.com>
8457 * graphite-interchange.c (gather_access_strides): Removed.
8458 (ppl_max_for_le): New.
8459 (build_linearized_memory_access): New.
8460 (memory_stride_in_loop): New.
8461 (pbb_interchange_profitable_p): Reimplemented.
8462 * graphite-ppl.h (ppl_new_id_map): New.
8463 (ppl_interchange): New.
8465 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8467 * graphite-interchange.c (compute_subscript): Removed.
8468 (compute_array_size_cstr): Removed.
8469 (compute_array_size_poly): Removed.
8470 (compute_array_size): Removed.
8471 (gather_access_strides_poly): Removed.
8472 (gather_access_strides): Empty.
8474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8476 * graphite-dependences.c (dependence_polyhedron_1): Replace
8477 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8478 (graphite_legal_transform_dr): Same.
8479 (graphite_carried_dependence_level_k): Same.
8480 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8481 Initialize PDR_NB_SUBSCRIPTS.
8482 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8484 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8485 (PDR_NB_SUBSCRIPTS): New.
8486 (pdr_nb_subscripts): Removed.
8487 (pdr_dim): Simplified.
8488 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8489 with PDR_NB_SUBSCRIPTS.
8491 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8493 * graphite-interchange.c (compute_array_size): Remove use of
8495 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8496 Do not initialize PDR_DATA_CONTAINER.
8497 (print_pdr): Do not print PDR_DATA_CONTAINER.
8498 * graphite-poly.h (struct poly_dr): Remove data_container field.
8499 (PDR_DATA_CONTAINER): Removed.
8500 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8502 (build_poly_dr): Same.
8504 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8505 Sebastian Pop <sebastian.pop@amd.com>
8507 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8508 copy of the dependence polyhedron. Free the temporary objects.
8509 (graphite_carried_dependence_level_k): Free unused objects before
8512 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8514 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8515 Early return without analyzing the data dependences if no
8516 transform has been done. Call restore_scattering if the transform
8518 (graphite-interchange.c): Same.
8519 * graphite-poly.c (print_scattering_function): Test for
8521 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8522 (apply_poly_transforms): Do not gcc_assert that
8523 the transform is legal.
8524 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8525 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8526 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8527 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8528 * graphite-poly.h (struct poly_scattering): New.
8529 (struct poly_bb): Add original, transformed, and saved fields.
8530 Remove transformed_scattering, original_scattering,
8531 nb_local_variables and nb_scattering_transform fields.
8532 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8533 (poly_scattering_new): New.
8534 (poly_scattering_free): New.
8535 (poly_scattering_copy): New.
8536 (store_scattering_pbb): New.
8537 (store_scattering): New.
8538 (restore_scattering_pbb): New.
8539 (restore_scattering): New.
8540 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8541 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8543 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8545 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8548 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8550 * Makefile.in (graphite.o): Depends on PREDICT_H.
8551 * graphite.c: Include predict.h.
8552 (graphite_finalize): Call tree_estimate_probability.
8553 * predict.c (predict_loops): Do not call scev_initialize and
8555 (tree_estimate_probability_bb): New.
8556 (tree_estimate_probability): Do not initialize loops: move that
8557 code to the driver. Call tree_estimate_probability_bb.
8558 (tree_estimate_probability_driver): New.
8559 (pass_profile): Use tree_estimate_probability_driver.
8560 * predict.h (tree_estimate_probability): Declared.
8562 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8564 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8565 * graphite-dependences.c (graphite_legal_transform): Add time to
8566 TV_GRAPHITE_DATA_DEPS.
8567 (dependency_between_pbbs_p): Same.
8568 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8570 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8572 PR rtl-optimization/41033
8573 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8574 aliasing is disabled.
8576 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8578 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8579 si_mask_operand, and_load_operand, low_bitmask_operand,
8580 and_reg_operand, and_operand): New predicates.
8581 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8582 * config/mips/mips.c (and_operands_ok): New function.
8583 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8584 * config/mips/mips.md (move_type): Add ext_ins and logical.
8585 (type): Handle them.
8586 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8587 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8588 shift_shift. Remove commutative constraint modifier.
8589 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8591 (*clear_upper32_dext): Remove define_insn_and_split.
8592 (*clear_upper32): Turn this define_insn_and_split ...
8593 (splitter for ANDing register with 0xffff_ffff): .. into this.
8595 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8597 * combine.c (try_widen_shift_mode): Factor out code to check if an
8598 integer constant is a low-order bitmask from here ...
8599 * rtlanal.c (low_bitmask_len): ... to here.
8600 * rtl.h (low_bitmask_len): Declare.
8602 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8605 * config/alpha/alpha.md (addsi3): Remove expander.
8606 (addsi3): Rename from *addsi3_internal insn pattern.
8607 (subsi3): Remove expander.
8608 (subsi3): Rename from *subsi3_internal insn pattern.
8610 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8612 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8615 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8616 Eric Botcazou <botcazou@adacore.com>
8617 Douglas B Rupp <rupp@gnat.com>
8619 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8620 that records that fit in 64 bits are returned by immediate value,
8621 as required by OpenVMS Calling Standard.
8622 (function_value): Adjust for above modification.
8623 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8624 virtual_incoming_args_rtx as base object, not next_arg.
8625 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8627 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8629 * reload.c (find_reloads_subreg_address): Check the original
8630 req_equiv_mem address to detect the case where an address is
8631 not valid in the outer mode.
8633 2009-08-11 Richard Guenther <rguenther@suse.de>
8636 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8638 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8640 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8641 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8643 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8644 Douglas B Rupp <rupp@gnat.com>
8646 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8647 PT_STACK when frame_pointer_needed on OpenVMS.
8648 (alpha_pv_save_size, alpha_using_fp): Remove.
8649 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8650 with proper processing for PT_NULL.
8651 (alpha_vms_initial_elimination_offset): New function. Support for
8652 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8653 (alpha_sa_size): Force procedure type to PT_STACK when
8654 frame_pointer_needed on OpenVMS.
8655 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8656 (alpha_using_fp): Likewise.
8657 (alpha_vms_can_eliminate): Add prototype.
8658 (alpha_vms_initial_elimination_offset): Likewise.
8659 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8660 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8662 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8663 Douglas B Rupp <rupp@gnat.com>
8665 * config/alpha/alpha.c (common_object_handler): New function.
8666 (vms_attribute_table): Declare a single attribute "common_object".
8667 (vms_output_aligned_decl_common): New global function.
8668 (SECTION_VMS_OVERLAY): Delete.
8669 (SECTION_VMS_GLOBAL): Likewise.
8670 (SECTION_VMS_INITIALIZE): Likewise.
8671 (vms_asm_named_section): Remove support for above flags.
8672 (vms_section_type_flags): Delete.
8673 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8674 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8675 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8676 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8678 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8681 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8682 (sub_ddmmss): Likewise.
8684 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8687 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8690 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8693 * reload1.c (reload_as_needed): Use cancel_changes to completely
8694 undo a failed replacement attempt.
8696 2009-08-10 Richard Guenther <rguenther@suse.de>
8699 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8700 (useless_type_conversion_p): ... here. Require pointer targets
8703 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8706 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8707 loose the original type of the statement list.
8709 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8711 * config/alpha/alpha.c: Include libfuncs.h
8712 (avms_asm_output_extern): New function.
8713 (alpha_init_libfuncs): Init some decc libfuncs.
8714 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8715 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8716 (DO_CRTL_NAMES): Define.
8718 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8719 (LONG_TYPE_SIZE): Define.
8720 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8721 (SUBTARGET_SWITCHES): Define malloc64 switch.
8722 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8723 (MASK_RETURN_ADDR): Define.
8724 doc/invoke.texi (mmalloc64): Document switch.
8726 2009-08-09 Olivier Hainque <hainque@adacore.com>
8727 Douglas B Rupp <rupp@gnat.com>
8729 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8730 uses_condition_handler.
8731 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8732 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8733 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8734 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8735 (code_for_builtin): New insn codes for the new alpha_builtins.
8736 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8737 (alpha_sa_size): Account for uses_condition_handler.
8738 (alpha_expand_prologue): Likewise.
8739 (alpha_start_function): Likewise.
8740 (alpha_expand_epilogue): Likewise.
8741 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8742 establish/revert expanders.
8743 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8744 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8745 New expander, resorting to the alpha.c associated function.
8746 (builtin_revert_vms_condition_handler): Likewise.
8747 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8748 __gcc_shell_handler, the static VMS condition handler used as
8749 an indirection wrapper to the current dynamically established
8751 * config/alpha/vms-unwind.h: Complete rewrite.
8752 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8753 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8755 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8756 Douglas B Rupp <rupp@gnat.com>
8758 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8759 (alpha_need_linkage): Handle aliases. Return function symbol.
8760 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8761 Use ultimate alias target for the linkage name.
8762 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8763 by alpha_need_linkage for the function symbol.
8764 (setmemdi): Likewise.
8766 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8768 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8769 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8770 (ASM_WEAKEN_LABEL): Define.
8771 (CRT_CALL_STATIC_FUNCTION): Define.
8772 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8773 (ENDFILE_SPEC): Define.
8774 (INIT_SECTION_ASM_OP): Define.
8775 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8776 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8778 (MULTILIB_OSDIRNAMES): Define.
8779 (shlib_version): Define.
8780 (SHLIB_EXT): Define.
8781 (SHLIB_OBJS): Define.
8782 (SHLIB_NAME): Define.
8783 (SHLIB_MULTILIB): Define.
8784 (SHLIB_INSTALL): Define.
8785 (SHLIB_SYMVEC): Define.
8786 (SHLIB_SYMVECX2): Define.
8787 (SHLIB_LINK): Define.
8789 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8791 * config/alpha/alpha.c (alpha_initialize_trampoline):
8792 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8793 (alpha_start_function): Emit transfer address on nested functions
8794 for VMS trampoline call.
8795 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8796 since no longer used.
8797 * config/alpha/vms-tramp.asm: Remove.
8798 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8799 since now only data initialized at runtime.
8801 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8803 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8804 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8805 (MD_EXEC_PREFIX): Remove, no longer used.
8806 (MD_STARTFILE_PREFIX): Likewise.
8807 (INCLUDE_DEFAULTS): Likewise.
8808 * config/alpha/t-vms:
8809 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8811 2009-08-09 Richard Guenther <rguenther@suse.de>
8813 PR tree-optimization/41016
8814 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8815 (operand_precision): Remove.
8816 (integral_operand_p): Likewise.
8817 (recognize_single_bit_test): Adjust.
8819 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8821 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8822 operation overflows. Likewise non-cast unary arithmetic.
8823 If one arm of a conditional expression is always taken,
8824 inhibit evaluation warnings for the other arm. Likewise inhibit
8825 evaluation warnings for the second && or || operand if the first
8826 operand is enough to determine the result.
8827 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8829 (build_binary_op): Prevent duplicate evaluation warnings.
8831 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8833 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8834 and destination have different modes, Use promote_mode to
8835 determine the signedness of the conversion. Assert that the
8836 promoted source mode matches the destination mode. Don't pass
8837 the destination and destination mode to expand_expr if the source
8838 mode is different. Simplify conversion logic.
8840 2009-08-09 Ira Rosen <irar@il.ibm.com>
8842 PR tree-optimization/41008
8843 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8844 from condition only in case it's a comparison. Adjust checks.
8846 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8848 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8849 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8850 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8851 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8852 (dump_cand): Handle them.
8853 (struct iv_cand): New members COST_STEP and AINC_USE.
8854 (stmt_after_increment): Likewise.
8855 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8856 callers changed. Use gimple_uid comparison instead of scanning.
8857 (add_candidate_1): When looking for identical candidates, take
8858 AINC_USE into account. Set it for new candidates.
8859 (force_expr_to_var_cost): Cast target_spill_cost to int.
8860 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8861 All callers changed. Check for availability of autoinc addressing
8862 modes, both in general for a given mode, and in the specific use case.
8863 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8865 (get_computation_cost): Likewise.
8866 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8867 add_autoinc_candidates): New static functions.
8868 (add_candidate): Call add_autoinc_candidates for candidates based on
8870 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8871 (determine_use_iv_cost_address): If we have an autoinc candidate at
8872 the matching use, verify autoinc is possible and subtract the cost
8873 of the candidate's step from the cost.
8874 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8875 member of the candidate.
8876 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8877 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8879 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8881 * config.build (ia64-hp-*vms*): New target.
8882 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8884 * config.gcc (ia64-hp-*vms*): New target.
8885 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8887 * config.host (ia64-hp-*vms*): New target.
8888 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8891 2009-08-08 Richard Guenther <rguenther@suse.de>
8893 PR tree-optimization/40991
8894 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8896 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8898 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8899 mode check. Do truncations in an integer mode.
8900 (force_to_mode): Handle subregs for all mode types. Only do
8901 arithmetic simplifications on integer modes.
8903 2009-08-07 Richard Guenther <rguenther@suse.de>
8905 PR tree-optimization/40999
8906 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8907 (maybe_fold_reference): Lookup constant initializers.
8908 (fold_gimple_assign): Likewise.
8910 2009-08-07 Richard Guenther <rguenther@suse.de>
8912 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8913 that require structural equality defer to the langhook.
8915 2009-08-07 Martin Jambor <mjambor@suse.cz>
8917 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8919 (struct ipa_pass_through_data): New type.
8920 (struct ipa_ancestor_jf_data): New type.
8921 (union jump_func_value): Removed field formal_id, added fields
8922 pass_through and ancestor.
8923 (struct ipa_param_call_note): Changed type of formal_id to int from
8925 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8926 operations jump functions and ancestor jump functions.
8927 (compute_complex_pass_through): New function.
8928 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8929 reflect changes in the jump function strucutre.
8930 (update_jump_functions_after_inlining): Ignore complex pass-through
8931 and ancestor jump functions.
8932 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8933 polynomial pass-through with operation jump functions.
8935 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8937 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8938 fde->dw_fde_begin as begin label instead of hot/cold label.
8939 Use LLSDAC label instead of LLSDA for second section lsda.
8940 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8941 label instead of LLSDA if it is true.
8942 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8944 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8945 SECTION argument. Use it as index into crtl->eh.call_site_record
8947 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8948 use it to determine how to print table entries instead of using
8949 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8950 label instead of normal begin label as base.
8951 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8952 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8953 ensure no EH range spans between sections and that landing pads
8954 are always in the corresponding section.
8955 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8956 for crtl->eh.call_site_record being an array rather than scalar.
8957 (output_one_function_exception_table): New function, copied
8958 from output_function_exception_table. Adjust
8959 dw2_size_of_call_site_table, dw2_output_call_site_table
8960 callers. For SECOND section use *C suffixed labels.
8961 (output_function_exception_table): Call
8962 output_one_function_exception_table and, when doing hot/cold
8963 partitioning, also another time for the second section.
8964 * opts.c: Include except.h.
8965 (decode_options): Allow -freorder-blocks-and-partition with
8966 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8967 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8968 * function.h (struct rtl_eh): Change call_site_record from
8969 scalar into array of 2 elements.
8971 2009-08-07 Martin Jambor <mjambor@suse.cz>
8973 * ipa-prop.c (count_formal_params_1): New function.
8974 (ipa_get_vector_of_formal_parms): New function.
8975 (get_vector_of_formal_parm_types): New function.
8976 (ipa_modify_formal_parameters): New function.
8977 (ipa_modify_call_arguments): New function.
8978 (index_in_adjustments_multiple_times_p): New function.
8979 (ipa_combine_adjustments): New function.
8980 (ipa_dump_param_adjustments): New function.
8981 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8982 (ipa_get_vector_of_formal_parms): Declare.
8983 (ipa_modify_formal_parameters): Declare.
8984 (ipa_modify_call_arguments): Declare.
8985 (ipa_combine_adjustments): Declare.
8986 (ipa_dump_param_adjustments): Declare.
8987 (build_ref_for_offset): Declare.
8988 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8989 * tree-sra.c: Include ipa-prop.c.
8990 (build_ref_for_offset): Make public.
8992 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8994 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8996 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8998 * gcc/doc/extend.texi (__builtin_extract_return_address)
8999 (__builtin_frob_return_address): Document.
9001 2009-08-06 Paul Brook <paul@codesourcery.com>
9003 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9004 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9005 implementation on ARMv6-M.
9007 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9009 * doc/extend.texi (pcs): Document new attribute for ARM.
9011 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9013 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9016 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9018 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9021 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9023 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9025 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9027 Merge ARM/hard_vfp_branch to trunk.
9029 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9031 * arm.c (libcall_eq): New function.
9032 (libcall_hash): New function.
9033 (add_libcall): New function.
9034 (arm_libcall_uses_aapcs_base): New function.
9035 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9036 libcalls using the base PCS.
9037 (arm_init_cumulative_args): Likewise.
9039 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9041 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
9042 Use base ABI for conversion libfuncs between HFmode and SFmode.
9044 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9046 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
9047 V4SImode as representatives of all 64-bit and 128-bit vector
9048 types. Allow vector types without vector modes.
9049 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
9050 without vector modes like BLKmode.
9051 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
9052 BLKmode. Avoid unsupported vector modes or TImode moves for
9054 (aapcs_vfp_allocate_return_reg): Likewise.
9055 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
9056 V8QImode if TARGET_NEON || TARGET_IWMMXT.
9058 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9060 * config/arm/arm.c (arm_handle_pcs_attribute): New.
9061 (arm_get_pcs_model): Pass attribute arguments to
9062 arm_pcs_from_attribute.
9063 (arm_init_cumulative_args): Use base AAPCS for conversions from
9064 floating-point types to DImode.
9065 (arm_attribute_table): Add pcs attribute.
9066 (arm_handle_pcs_attribute): New.
9067 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
9068 conversions from floating-point types to DImode, also declare them
9069 to use base AAPCS and declare functions they call to use base
9070 AAPCS and their RTABI names.
9072 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9074 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
9075 -mfloat-abi=hard not being supported for VFP.
9077 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
9079 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
9080 SYMBOL_REF to hard_libcall_value.
9082 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9083 Richard Earnshaw <rearnsha@arm.com>
9085 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
9086 has been put on the stack, all remaining co-processory arguments for
9087 that co-processor also go on the stack.
9089 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9091 * config/arm/arm.c (arm_return_in_memory): Handle returning
9092 vectors of suitable size in registers also for AAPCS case.
9094 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9096 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
9098 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
9100 ARM Hard-VFP calling convention
9101 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
9102 * target.h (gcc_target): Add libcall_value to table of call hooks.
9103 * targhooks.h (default_libcall_value): Default implementation.
9104 * targhooks.c (default_libcall_value): Likewise.
9105 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
9106 * optabs.c (expand_unop): Use it.
9107 * expr.h (hard_libcall_value): Pass the function RTX through.
9108 * calls.c (emit_library_call_value_1): Update call to
9110 * explow.c (hard_libcall_value): Use new target hook.
9111 * testsuite/lib/target-supports.exp
9112 (check_effective_target_arm_hard_vfp_ok): New hook.
9113 (check_effective_target_arm_neon_ok): Improve test for neon
9115 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
9116 * config/arm/arm.c: Include cgraph.h
9117 (TARGET_FUNCTION_VALUE): Override default hook.
9118 (arm_pcs_default): New variable.
9119 (arm_override_options): Don't fault hard calling convention with VFP.
9120 Add support for AAPCS variants.
9121 (arm_function_value): Make static. Handle AAPCS variants.
9122 (arm_libcall_value): New function.
9123 (arm_apply_result_size): Handle VFP registers in results.
9124 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
9126 (pcs_attribute_args): New variable.
9127 (arm_pcs_from_attribute): New function.
9128 (arm_get_pcs_model): New function.
9129 (aapcs_vfp_cum_init): New function.
9130 (aapcs_vfp_sub_candidate): New function.
9131 (aapcs_vfp_is_return_candidate): New function.
9132 (aapcs_vfp_is_call_candidate): New function.
9133 (aapcs_vfp_allocate): New function.
9134 (aapcs_vfp_allocate_return_reg): New function.
9135 (aapcs_vfp_advance): New function.
9136 (aapcs_cp_arg_layout): New variable.
9137 (aapcs_select_call_coproc): New function.
9138 (aapcs_select_return_coproc): New function.
9139 (aapcs_allocate_return_reg): New function.
9140 (aapcs_libcall_value): New function.
9141 (aapcs_layout_arg): New function.
9142 (arm_init_cumulative_args): Initialize AAPCS args data.
9143 (arm_function_arg): Handle AAPCS variants using new interface.
9144 (arm_arg_parital_bytes): Likewise.
9145 (arm_function_arg_advance): New function.
9146 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
9147 calling conventions.
9148 (arm_setup_incoming_varargs): Handle new AAPCS args data.
9149 * arm.h (NUM_VFP_ARG_REGS): Define.
9150 (LIBCALL_VALUE): Update.
9151 (FUNCTION_VALUE): Delete.
9152 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
9153 (arm_pcs): New enum.
9154 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
9155 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
9156 (FUNCTION_ARG_REGNO_P): Add VFP regs.
9157 * arm-protos.h (arm_function_arg_advance): Add.
9158 (aapcs_libcall_value): Add.
9159 (arm_function_value): Delete.
9161 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
9162 H.J. Lu <hongjiu.lu@intel.com>
9165 * config/i386/i386.c (standard_sse_mode_p): Remove.
9166 (standard_sse_constant_p): Return 2 for integer mode
9167 vector_all_ones_operand when SSE2 is enabled.
9168 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
9169 (ix86_expand_vector_move): Do not check for negative values from
9170 standard_sse_constant_p.
9172 2009-08-06 Richard Guenther <rguenther@suse.de>
9174 * tree-ssa.c (useless_type_conversion_p_1): Make function and
9175 array type comparisons frontend independent.
9176 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
9177 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
9178 out array reference lower bound and element size operands.
9179 (ao_ref_init_from_vn_reference): Properly compute the offset
9180 for ARRAY_RANGE_REF.
9181 (vn_reference_fold_indirect): Fill out array reference lower
9182 bound and element size operands.
9183 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
9184 a non gimple valued reference operand which can happen for
9185 array reference lower bound or element size.
9186 (create_component_ref_by_pieces_1): Properly generate the
9187 element size operand for array references.
9189 2009-08-06 Richard Guenther <rguenther@suse.de>
9191 PR tree-optimization/40964
9192 * tree.c (iterative_hash_host_wide_int): Export.
9193 * tree.h (iterative_hash_host_wide_int): Declare.
9194 * tree-ssa-structalias.c (heapvar_map): New struct.
9195 (heapvar_map_eq): New function.
9196 (heapvar_map_hash): Likewise.
9197 (heapvar_lookup): Adjust.
9198 (heapvar_insert): Likewise.
9199 (make_constraint_from_heapvar): Allow multiple heap variables
9200 per decl at different offsets.
9201 (init_alias_heapvars): Adjust.
9203 2009-08-04 David Daney <ddaney@caviumnetworks.com>
9205 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
9206 * mips_output_sync_loop (mips_output_sync_loop): Only emit
9207 trailing sync if TARGET_SYNC_AFTER_SC.
9209 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9211 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9212 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9213 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9214 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9215 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9216 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9217 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9218 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9219 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9220 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9221 the prototype declaration match the definition.
9222 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9223 instructions explicitly. Add barrier_before and operands
9225 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9226 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9227 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9228 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9229 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9230 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9232 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9234 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9236 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9237 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9240 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9243 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9245 PR rtl-optimization/40924
9246 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9247 make sure canon_rtx (mem_address) isn't simpler than
9248 canon_rtx (expanded_mem_address).
9250 2009-08-05 Li Feng <nemokingdom@gmail.com>
9252 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9254 (build_scop_drs): Build alias set for each SCoP.
9256 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9258 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9259 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9260 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9261 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9262 (BASE_DRIVER_SELF_SPECS): Likewise.
9264 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9266 * tree-ssa-alias.c: Fix some comment typos.
9268 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9270 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9271 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9273 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9276 * simplify-rtx.c (simplify_binary_operation_1): Disable
9277 simplifications for decimal float operations.
9279 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9282 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9283 operand of INDIRECT_REF.
9285 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9287 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9288 constants referencing TLS symbols.
9290 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9292 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9293 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9295 2009-08-03 Richard Guenther <rguenther@suse.de>
9297 * tree.c (make_vector_type): Build a main variant first,
9298 get the canonical one and then build the variant.
9299 * tree-ssa.c (useless_type_conversion_p_1): Handle
9301 (useless_type_conversion_p): Conversions to pointers to
9302 incomplete record types are useless.
9304 2009-08-03 Richard Guenther <rguenther@suse.de>
9306 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9307 file will be created.
9308 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9309 * toplev.c (compile_file): Adjust comment.
9311 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9313 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9314 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9315 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9316 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9317 (sh_promote_function_mode): Fix typo.
9319 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9321 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9323 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9325 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9326 declaration arguments.
9328 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9330 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9331 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9332 (ix86_split_ashl): Ditto.
9333 (ix86_expand_vector_init_one_nonzero): Ditto.
9334 (ix86_expand_vector_set): Ditto.
9335 (ix86_expand_reduc_v4sf): Ditto.
9337 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9339 * explow.c (promote_function_mode): Remove assert.
9340 * config/sh/sh.c (sh_promote_function_mode): Declare.
9342 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9344 * config/pa/pa.c (pa_promote_function_mode): Declare.
9345 Change to static. Fix promote_mode call.
9347 * gthr-dce.h (CONST_CAST2): Define if not defined.
9348 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9350 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9352 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9354 * expr.c (store_constructor): Use promote_decl_mode. Remove
9355 now write-only variable unsignedp.
9356 (expand_expr_real_1): Use promote_decl_mode.
9357 * expr.h (promote_function_mode, promote_decl_mode): New.
9358 (promote_mode): Remove last argument.
9359 * function.c (assign_temp): Drop last argument of promote_mode.
9360 (assign_parm_find_data_types): Use promote_function_mode.
9361 (assign_parm_setup_reg): Likewise.
9362 (expand_function_end): Use promote_function_mode.
9363 * calls.c (initialize_argument_information): Use promote_function_mode.
9364 (precompute_arguments): Use promote_mode instead of checking if
9365 only PROMOTE_FUNCTION_MODE is defined.
9366 (expand_call): When making sibcall decisions, use promote_function_mode.
9367 Below, remove an if for targetm.calls.promote_function_return and
9368 and use promote_function_mode.
9369 (emit_library_call_value_1): Use promote_function_mode, fix bug
9370 where promote_mode was passed FOR_CALL == 0 for a return value in an
9372 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9373 * explow.c (promote_function_mode, promote_decl_mode): New.
9374 (promote_mode): Keep only the FOR_CALL == 0 case.
9375 * combine.c (setup_incoming_promotion): Remove test of
9376 promote_function_args. Use promote_function_mode.
9377 * stmt.c (expand_value_return): Use promote_decl_mode.
9378 (expand_decl): Use promote_decl_mode.
9380 * expr.c (store_constructor): Use promote_decl_mode. Remove
9381 now write-only variable unsignedp.
9382 (expand_expr_real_1): Use promote_decl_mode.
9383 * expr.h (promote_function_mode, promote_decl_mode): New.
9384 (promote_mode): Remove last argument.
9385 * function.c (assign_temp): Drop last argument of promote_mode.
9386 (assign_parm_find_data_types): Use promote_function_mode.
9387 (assign_parm_setup_reg): Likewise.
9388 (expand_function_end): Use promote_function_mode.
9389 * calls.c (initialize_argument_information): Use promote_function_mode.
9390 (precompute_arguments): Use promote_mode instead of checking if
9391 only PROMOTE_FUNCTION_MODE is defined.
9392 (expand_call): When making sibcall decisions, use promote_function_mode.
9393 Below, remove an if for targetm.calls.promote_function_return and
9394 and use promote_function_mode.
9395 (emit_library_call_value_1): Use promote_function_mode, fix bug
9396 where promote_mode was passed FOR_CALL == 0 for a return value in an
9398 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9399 * explow.c (promote_function_mode, promote_decl_mode): New.
9400 (promote_mode): Keep only the FOR_CALL == 0 case.
9401 * combine.c (setup_incoming_promotion): Remove test of
9402 promote_function_args. Use promote_function_mode.
9403 * stmt.c (expand_value_return): Use promote_decl_mode.
9404 (expand_decl): Use promote_decl_mode.
9406 * explow.c (promote_function_mode): Just call the target hook.
9407 * targhooks.c (default_promote_function_mode,
9408 default_promote_function_mode_always_promote): New.
9409 * targhooks.h (default_promote_function_mode,
9410 default_promote_function_mode_always_promote): Declare.
9411 * target.h (promote_function_args, promote_function_return): Remove.
9412 (promote_function_mode): New.
9413 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9414 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9415 (TARGET_PROMOTE_FUNCTION_MODE): New.
9416 (TARGET_CALLS): Adjust.
9417 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9418 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9420 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9421 * config/s390/s390.c (s390_promote_function_mode): ... here,
9422 with pointer handling.
9423 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9424 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9426 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9427 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9428 with pointer handling.
9429 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9430 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9432 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9433 * config/sh/sh.c (sh_promote_function_mode): New.
9434 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9435 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9437 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9438 * config/cris/cris.c (cris_promote_function_mode): ... here.
9439 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9440 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9442 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9443 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9444 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9445 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9447 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9448 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9449 complex type handling.
9450 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9451 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9453 * config/pa/pa.c (pa_promote_function_mode): New.
9454 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9455 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9457 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9458 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9459 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9460 * config/xtensa/xtensa.c: Likewise.
9461 * config/stormy16/stormy16.c: Likewise.
9462 * config/iq2000/iq2000.c: Likewise.
9463 * config/rs6000/rs6000.c: Likewise.
9464 * config/picochip/picochip.c: Likewise.
9465 * config/arc/arc.c: Likewise.
9466 * config/mcore/mcore.c: Likewise.
9467 * config/score/score.c: Likewise.
9468 * config/mips/mips.c: Likewise.
9469 * config/bfin/bfin.c: Likewise.
9470 * config/ia64/ia64.c: Likewise (disabled though).
9472 * config/frv/frv.h: Remove pointless remark.
9474 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9475 TARGET_PROMOTE_FUNCTION_ARGS,
9476 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9477 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9479 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9481 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9482 -floop-parallelize-all.
9483 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9484 flag_loop_parallelize_all.
9485 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9486 * graphite.c (graphite_transform_loops): Same.
9488 * graphite-poly.c (apply_poly_transforms): Same.
9490 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9492 PR tree-optimization/40914
9493 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9494 if set, then check the delta field of the PMF record.
9495 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9496 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9497 call is stored in the delta.
9499 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9501 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9503 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9505 * config/i386/bsd.h (ASM_BYTE): New define.
9506 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9507 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9508 .byte. Use fputs or putc instead of fprintf where appropriate.
9509 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9510 fputs or putc instead of fprintf where appropriate.
9511 * config/i386/i386elf.h: Ditto.
9512 * config/i386/sysv4.h: Ditto.
9514 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9515 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9516 (*tls_global_dynamic_64): Ditto.
9518 2009-07-31 Christian Bruel <christian.bruel@st.com>
9520 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9522 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9524 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9525 Remove dead code for MINUS.
9527 2009-07-31 Anthony Green <green@moxielogic.com>
9529 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9531 (moxie_expand_epilogue): Ditto for epilogue.
9532 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9534 (moxie_function_arg): Ditto.
9535 (moxie_pass_by_reference): Ditto.
9536 (moxie_arg_partial_bytes): Ditto.
9537 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9538 (FUNCTION_ARG_ADVANCE) Ditto.
9539 (REG_PARM_STACK_SPACE) Ditto.
9540 (FUNCTION_ARG_REGNO_P) Dito.
9542 * config.gcc: Add moxie linux config support.
9543 * gcc/config/moxie/uclinux.h: New file.
9545 2009-07-31 DJ Delorie <dj@redhat.com>
9547 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9548 (UNSPECV_SP_SWITCH_E): New.
9549 (sp_switch_1): Change to an unspec.
9550 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9552 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9553 reference the new stack's address
9555 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9557 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9558 graphite-clast-to-gimple.o, graphite-dependences.o,
9559 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9560 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9561 (graphite-blocking.o,
9562 graphite-clast-to-gimple.o, graphite-dependences.o,
9563 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9564 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9565 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9566 * cfgloop.h (struct loop): Add can_be_parallel field.
9567 * common.opt (fgraphite-identity): Moved up.
9568 (fgraphite-force-parallel): New flag.
9569 * graphite.c: Rewrite.
9570 * graphite.h: Rewrite.
9571 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9573 * toplev.c (graphite_out_file): New file descriptor.
9574 (graphite_in_file): New.
9575 (process_options): flag_graphite_force_parallel cannot be used without
9577 * tree-ssa-loop.c: Include toplev.h.
9578 (gate_graphite_transforms): Enable flag_graphite for
9579 flag_graphite_force_parallel.
9581 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9583 * ChangeLog.graphite: New.
9584 * graphite-blocking.c: New.
9585 * graphite-clast-to-gimple.c: New.
9586 * graphite-clast-to-gimple.h: New.
9587 * graphite-dependences.c: New.
9588 * graphite-dependences.h: New.
9589 * graphite-interchange.c: New.
9590 * graphite-poly.c: New.
9591 * graphite-poly.h: New.
9592 * graphite-ppl.c: New.
9593 * graphite-ppl.h: New.
9594 * graphite-scop-detection.c: New.
9595 * graphite-scop-detection.h: New.
9596 * graphite-sese-to-poly.c: New.
9597 * graphite-sese-to-poly.h: New.
9601 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9603 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9604 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9606 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9608 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9609 (scev_is_linear_expression): Return false if the evolution is not
9610 affine multivariate.
9612 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9614 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9615 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9617 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9619 * tree-data-ref.c (debug_data_references): New.
9620 (debug_data_reference): New.
9621 * tree-data-ref.h (debug_data_references): Declared.
9622 (debug_data_reference): Declared.
9624 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9626 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9627 * tree-data-ref.h (scop_p): Removed.
9628 (struct data_reference): Remove field scop.
9630 (stmt_simple_memref_p): Removed.
9632 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9634 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9635 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9638 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9640 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9642 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9644 * doc/invoke.texi (-fgraphite-identity): Documented.
9646 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9648 * tree-scalar-evolution.c: Fix comment.
9649 (instantiate_scev_1): Return unknow from scev instantiation if the
9650 result is not above instantiate_below.
9652 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9654 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9655 static anymore. Instantiate the symbols that may have been introduced
9657 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9660 2009-07-30 DJ Delorie <dj@redhat.com>
9662 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9663 .vliw directive to VLIW sections.
9665 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9667 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9669 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9670 (AUTOHEADER): New variable.
9671 ($(srcdir)/cstamp-h.in): Use it.
9673 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9674 Pat Haugen <pthaugen@us.ibm.com>
9675 Revital Eres <ERES@il.ibm.com>
9677 * config/rs6000/vector.md (VEC_F): Add VSX support.
9681 (vector_load_<mode>): Ditto.
9682 (vector_store_<mode>): Ditto.
9683 (vector GPR move split): Ditto.
9684 (vec_reload_and_plus_<mptrsize>): Ditto.
9685 (vec_reload_and_reg_<mptrsize>): Ditto.
9686 (add<mode>3): Ditto.
9687 (sub<mode>3): Ditto.
9688 (mul<mode>3): Ditto.
9689 (neg<mode>2): Ditto.
9690 (abs<mode>2): Ditto.
9691 (smin<mode>3): Ditto.
9692 (smax<mode>3): Ditto.
9693 (vector_eq<mode>): Ditto.
9694 (vector_gt<mode>): Ditto.
9695 (vector_ge<mode>): Ditto.
9696 (vector_gtu<mode>): Ditto.
9697 (vector_select_<mode>_uns): Ditto.
9698 (vector_eq_<mode>_p): Ditto.
9699 (vector_gt_<mode>_p): Ditto.
9700 (vector_ge_<mode>_p): Ditto.
9701 (vector_gtu_<mode>_p): Ditto.
9702 (cr6_test_for_zero): Ditto.
9703 (cr6_test_for_zero_reverse): Ditto.
9704 (cr6_test_for_lt): Ditto.
9705 (cr6_test_for_lt_reverse): Ditto.
9706 (xor<mode>3): Ditto.
9707 (ior<mode>3): Ditto.
9708 (and<mode>3): Ditto.
9709 (one_cmpl<mode>2): Ditto.
9710 (nor<mode>2): Ditto.
9711 (andc<mode>2): Ditto.
9712 (float<VEC_int<mode>2): Ditto.
9713 (unsigned_float<VEC_int><mode>2): Ditto.
9714 (fix_trunc<mode><VEC_int>2): Ditto.
9715 (fixuns_trunc<mode><VEC_int>2): Ditto.
9717 (vec_set<mode>): Ditto.
9718 (vec_extract<mode>): Ditto.
9719 (vec_interleave_highv4sf): Ditto.
9720 (vec_interleave_lowv4sf): Ditto.
9721 (vec_realign_load_<mode>): Ditto.
9722 (vec_shl_<mode>): Ditto.
9723 (vec_shr_<mode>): Ditto.
9724 (div<mode>3): New patterns for VSX.
9725 (vec_interleave_highv2df): Ditto.
9726 (vec_interleave_lowv2df): Ditto.
9727 (vec_pack_trunc_v2df): Ditto.
9728 (vec_pack_sfix_trunc_v2df): Ditto.
9729 (vec_pack_ufix_trunc_v2df): Ditto.
9730 (vec_unpacks_hi_v4sf): Ditto.
9731 (vec_unpacks_lo_v4sf): Ditto.
9732 (vec_unpacks_float_hi_v4si): Ditto.
9733 (vec_unpacks_float_lo_v4si): Ditto.
9734 (vec_unpacku_float_hi_v4si): Ditto.
9735 (vec_unpacku_float_lo_v4si): Ditto.
9736 (movmisalign<mode>): Ditto.
9737 (vector_ceil<mode>2): New patterns for vectorizing math library.
9738 (vector_floor<mode>2): Ditto.
9739 (vector_btrunc<mode>2): Ditto.
9740 (vector_copysign<mode>3): Ditto.
9742 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9743 predicate for setting the high bit in each word, used for copysign.
9745 * config/rs6000/ppc-asm.h (f19): Whitespace.
9746 (f32-f63): Define if VSX.
9747 (v0-v31): Define if Altivec.
9748 (vs0-vs63): Define if VSX.
9750 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9752 * config/rs6000/power7.md: New file, provide tuning parameters for
9755 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9756 (rs6000_cpu_cpp_builtins): Ditto.
9757 (altivec_overloaded_builtins): Ditto.
9758 (altivec_resolve_overloaded_builtin): Ditto.
9760 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9761 debug switch to disable vectorizing simple math builtin
9764 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9765 Vectorize simple math builtin functions.
9766 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9767 hook to vectorize math builtins.
9768 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9769 (rs6000_builtin_conversion): Add VSX/power7 support.
9770 (rs6000_builtin_vec_perm): Ditto.
9771 (vsplits_constant): Add support for loading up a vector constant
9772 with just the high bit set in each part.
9773 (rs6000_expand_vector_init): Add VSX/power7 support.
9774 (rs6000_expand_vector_set): Ditto.
9775 (rs6000_expand_vector_extract): Ditto.
9776 (rs6000_emit_move): Ditto.
9777 (bdesc_3arg): Ditto.
9778 (bdesc_2arg): Ditto.
9779 (bdesc_1arg): Ditto.
9780 (rs6000_expand_ternop_builtin): Ditto.
9781 (altivec_expand_builtin): Ditto.
9782 (rs6000_expand_unop_builtin): Ditto.
9783 (rs6000_init_builtins): Ditto.
9784 (altivec_init_builtins): Ditto.
9785 (builtin_function_type): Ditto.
9786 (rs6000_common_init_builtins): Ditto.
9787 (rs6000_handle_altivec_attribute); Ditto.
9788 (rs6000_mangle_type): Ditto.
9789 (rs6000_vector_mode_supported_p): Ditto.
9790 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9793 * config/rs6000/vsx.md: New file for VSX support.
9795 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9796 identifing values with just the most significant bit set.
9797 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9798 vectorized builtins.
9800 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9801 (UNSPEC_VRFIM): Delete.
9802 (splitter for loading up vector with most significant bit): New
9803 splitter for vectorizing copysign.
9804 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9805 vectorizing simple math functions.
9806 (altivec_vrfip): Add support for vectorizing simple math functions.
9807 (altivec_vrfim): Ditto.
9808 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9810 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9811 (power7.md, vsx.md): Include for power7 support.
9812 (copysigndf3): Use VSX instructions if -mvsx.
9813 (negdf2_fpr): Ditto.
9814 (absdf2_fpr): Ditto.
9815 (nabsdf2_fpr): Ditto.
9816 (adddf3_fpr): Ditto.
9817 (subdf3_fpr): Ditto.
9818 (muldf3_fpr): Ditto.
9819 (divdf3_fpr): Ditto.
9820 (fix_truncdfdi2_fpr): Ditto.
9821 (cmpdf_internal1): Ditto.
9822 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9823 (btruncdf2, btruncdf2_fpr): Ditto.
9824 (ceildf2, ceildf2_fpr): Ditto.
9825 (floordf2, floordf2_fpr): Ditto.
9826 (floatdidf2, floatdidf2_fpr): Ditto.
9827 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9828 (fmsubdf4_fpr): Ditto.
9829 (fnmadddf4_fpr_1): Ditto.
9830 (fnmadddf4_fpr_2): Ditto.
9831 (fnmsubdf4_fpr_1): Ditto.
9832 (fnmsubdf4_fpr_2): Ditto.
9833 (fixuns_truncdfdi2): Add expander for VSX support.
9834 (fix_truncdfdi2): Ditto.
9835 (fix_truncdfsi2): Ditto.
9837 (btruncsf2): Whitespace.
9838 (movdf_hardfloat32): Add support for VSX registers.
9839 (movdf_softfloat32): Ditto.
9840 (movdf_hardfloat64): Ditto.
9841 (movdf_hardfloat64_mfpgpr): Ditto.
9842 (movdf_softfloat64): Ditto.
9843 (movti splitters): Add check for vector registers supporting
9844 TImode in the future.
9845 (bpermd): Add power7 bpermd instruction.
9847 * config/rs6000/altivec.h (vec_div): Define if VSX.
9851 (vec_nearbyint): Ditto.
9854 (all predicates): Use the generic builtin function, and not the V4SF
9855 specific function so that the predicates will work with VSX's V2DF.
9859 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9860 Document new VSX functions and types.
9862 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9865 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9866 "wa", and "j" constraints. Modify "v" to talk about Altivec
9867 instead of just vector.
9869 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9872 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9873 location for phi arguments.
9874 (rewrite_update_phi_arguments): Find locations for reaching defs.
9875 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9876 Add location to add_phi_arg calls.
9877 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9878 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9879 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9880 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9881 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9882 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9883 * tree-phinodes.c (make_phi_node): Initialize location.
9884 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9885 (add_phi_arg): Add location parameter.
9886 (remove_phi_arg_num): Move location when moving phi argument.
9887 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9889 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9890 slpeel_update_phi_nodes_for_guard1,
9891 slpeel_update_phi_nodes_for_guard2,
9892 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9893 vect_loop_versioning): Set locations.
9894 * tree-parloops.c (create_phi_for_local_result,
9895 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9896 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9897 * tree-vect-loop.c (get_initial_def_for_induction,
9898 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9900 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9901 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9902 (gimple_phi_arg_set_location): New. Set locus.
9903 (gimple_phi_arg_has_location): New. Check for locus.
9904 (redirect_edge_var_map_location): New. Return locus from var_map.
9905 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9906 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9907 combining PHI arguments.
9908 (cond_store_replacement): Set location.
9909 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9910 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9911 scop_add_exit_phis_edge): Add locations.
9912 * tree-cfgcleanup.c (remove_forwarder_block,
9913 remove_forwarder_block_with_phi): Add locations.
9914 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9915 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9917 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9918 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9919 flush_pending_stmts): Add source location.
9920 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9921 stack to preserve locations.
9922 * tree-vect-stmts.c (vectorizable_load): Add location.
9923 * tree-inline.c (copy_phis_for_bb): Copy locus.
9924 (setup_one_parameter): Add call locus to inlined parameter stmts.
9925 (initialize_inlined_parameters): Pass in call location as parameter
9927 (tree_function_versioning): Pass location to setup_one_parameter.
9928 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9929 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9930 copy and edge lists.
9931 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9932 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9933 locus parameter and override the stmt default if provided.
9934 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9935 elim_graph_add_edge, elim_graph_remove_succ_edge,
9936 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9937 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9938 eliminate_phi): Add locus info in elimination graph for each edge and
9940 (insert_backedge_copies): Copy locus if present.
9941 * tree-flow.h (struct _edge_var_map): Add locus field.
9942 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9943 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9944 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9946 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9948 2009-07-30 Martin Jambor <mjambor@suse.cz>
9950 PR tree-optimization/40570
9951 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9954 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9956 * ssa-loop-manip.c: Include langhooks.h.
9957 (rewrite_phi_with_iv): New.
9958 (rewrite_all_phi_nodes_with_iv): New.
9959 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9960 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9961 * tree-parloops.c (loop_parallel_p): Move out all conditions
9962 except dependency check.
9963 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9964 (gen_parallel_loop): Call canonicalize_loop_ivs without
9965 reduction_list argument.
9966 (build_new_reduction): New.
9967 (gather_scalar_reductions): New.
9968 (try_get_loop_niter): New.
9969 (try_create_reduction_list): New.
9970 (parallleize_loops): Change the parallel conditions check.
9971 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9972 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9974 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9976 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9978 * doc/options.texi (Option properties): Mention new quoting syntax.
9980 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9982 * config/alpha/alpha.c (alpha_start_function):
9983 Handle VMS_DEBUG_MAIN_POINTER
9984 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9985 * doc/invoke.texi: Document -mdebug-main switch.
9987 2009-07-29 Richard Henderson <rth@redhat.com>
9989 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9990 (cgraph_create_edge_including_clones): Likewise.
9991 * tree-inline.c (copy_bb): Operate on the correct edges
9992 when updating the callgraph.
9994 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9996 * config/alpha/vms-cc.c: Deleted.
9997 * config/alpha/vms-ld.c: Deleted.
9998 * config/alpha/t-vms64: Moved to config/vms
9999 * config/alpha/vms-crt0-64.c: Moved to config/vms
10000 * config/alpha/vms-crt0.c: Moved to config/vms
10001 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10002 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10003 * config/alpha/xm-vms.h: Moved to config/vms
10004 * config/alpha/x-vms: Moved to config/vms
10005 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10007 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10008 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10010 * config/vms/t-vms64: Moved here from config/alpha
10011 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10012 (argc,argv,envp): Enforce 32bit malloc'ing.
10013 * config/vms/vms-psxcrt0-64.c: Likewise.
10014 * config/vms/vms-crt0.c: Moved here from config/alpha.
10015 * config/vms/vms-psxcrt0.c: Likewise.
10016 * config/vms/vms-crtl-64.h: New file.
10017 * config/vms/vms-crtl.h: New file.
10018 * config/vms/vms.opt: New file.
10019 * config/vms/xm-vms64.h: New file.
10020 * config/vms/xm-vms.h: Moved here from config/alpha.
10021 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10023 * config/vms/x-vms: Moved here from config/alpha.
10024 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10025 (vms-ld.o, vms-cc.o): Removed.
10026 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10028 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10030 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10031 correct stack (obvious VMS fix).
10033 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10035 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10036 date, version info if VMS_DEBUGGING_INFO defined.
10037 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10038 size, date calculating code moved here.
10040 2009-07-29 Paul Brook <paul@codesourcery.com>
10042 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10045 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
10048 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
10049 to DImode when generating insq_le insn.
10051 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10053 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10054 New macro set for VMS_DEBUGGGING_INFO.
10055 (AT_string_form): Use it.
10057 2009-07-28 DJ Delorie <dj@redhat.com>
10059 * config/mep/mep.c (vtext_section): New.
10060 (vftext_section): New.
10061 (ftext_section): New.
10062 (mep_select_section): Add support for functions.
10063 (mep_unique_section): Likewise.
10064 (mep_asm_init_sections): Likewise.
10065 (mep_encode_section_info): Remove it from here.
10067 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
10069 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
10071 * tree.h (TREE_DEPRECATED): Document it is used for types too.
10072 (TYPE_VECTOR_OPAQUE): Use default_def_flag
10074 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10076 * dwarf2out.c (output_file_names): Test new macro
10077 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
10078 (add_comp_dir_attribute): Likewise.
10080 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
10082 * config/i386/mingw-w64.h (LINK_SPEC): Add
10083 separating space between commands.
10085 2009-07-28 Jan Hubicka <jh@suse.cz>
10087 PR tree-optimization/40759
10088 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
10091 2009-07-27 DJ Delorie <dj@redhat.com>
10093 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
10094 types are dword-aligned.
10095 (mep_expand_va_start): Likewise.
10097 2009-07-27 Olivier Hainque <hainque@adacore.com>
10098 Douglas B Rupp <rupp@gnat.com>
10100 * convert.c (convert_to_pointer): Don't assume the target
10101 pointer type is POINTER_SIZE long. Fetch its precision instead.
10103 2009-07-27 Douglas B Rupp <rupp@gnat.com>
10105 * system.h (fopen): Undefine if macro.
10107 2009-07-27 Jakub Jelinek <jakub@redhat.com>
10109 * dwarf2out.c (output_cfi_p): Removed.
10110 (output_cfis): New function.
10111 (output_fde): New function, split from output_call_frame_info.
10112 (output_call_frame_info): Use it.
10113 (dwarf2out_switch_text_section): Use output_cfis.
10115 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10117 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
10118 TARGET_BI_ARCH is specified without enabling SJLJ.
10119 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
10120 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
10122 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
10124 * arm.md (negdi2): Use DImode if forcing a value into a register.
10126 2009-07-26 Ira Rosen <irar@il.ibm.com>
10128 PR tree-optimization/40801
10129 * tree-vect-stmts.c (vectorizable_call): Get previous copy
10130 of vector operand from the previous copy of vector statement.
10131 Pass the correct definition type value to
10132 vect_get_vec_def_for_stmt_copy().
10134 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10136 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
10137 const char ** conversion.
10139 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10141 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
10142 fancy_abort() if !ENABLE_ASSERT_CHECKING.
10143 (gcc_unreachable): Invoke __builtin_unreachable() if
10144 !ENABLE_ASSERT_CHECKING.
10146 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10148 PR rtl-optimization/40445
10149 * emit-rtl.c (next_nonnote_insn_bb): New function.
10150 * rtl.h (next_nonnote_insn_bb): Declare new function.
10151 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
10152 with no successors that is the successor of the ENTRY_BLOCK.
10153 Continue from the top after removing an empty fallthrough block.
10154 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
10155 of next_nonnote_insn.
10157 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10159 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
10161 2009-07-25 Martin Jambor <mjambor@suse.cz>
10163 * c-common.c (c_common_attribute_table): New element for noclone.
10164 (handle_noclone_attribute): New function. Forward-declare.
10165 * tree-inline.c (tree_versionable_function_p): Check for noclone
10167 * doc/extend.texi (Labels as Values): Document need for noclone.
10168 (Function Attributes): Document noclone attribute.
10170 2009-07-25 Jakub Jelinek <jakub@redhat.com>
10172 PR rtl-optimization/34999
10173 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
10174 and dw_fde_switched_cold_to_hot fields.
10175 (output_cfi_p): New function.
10176 (output_call_frame_info): If fde->dw_fde_switched_sections,
10177 output 2 FDEs instead of one with corrupted header.
10178 (dwarf2out_do_cfi_startproc): New function.
10179 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
10180 and fde->dw_fde_switched_cold_to_hot.
10181 (dwarf2out_switch_text_section): Compute
10182 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
10183 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
10184 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
10185 Otherwise, compute fde->dw_fde_switch_cfi.
10187 2009-07-24 Cary Coutant <ccoutant@google.com>
10189 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
10191 2009-07-24 Cary Coutant <ccoutant@google.com>
10193 * cfghooks.c (split_block): Copy discriminator to new block.
10194 * tree-cfg.c (assign_discriminator): Check location of last
10195 instruction in block as well as first.
10197 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
10199 * config/i386/linux.c: Use fputs or putc instead of fprintf
10201 * config/i386/gas.h: Ditto.
10202 * config/i386/x86-64.h: Ditto.
10203 * config/i386/att.h: Ditto.
10205 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10207 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10210 2009-07-24 Martin Jambor <mjambor@suse.cz>
10212 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10213 (ipa_push_func_to_list_1): Declare.
10214 (ipa_push_func_to_list): New function.
10216 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10217 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10218 (ipa_push_func_to_list): Removed.
10219 (ipa_pop_func_from_list): Clear node_enqueued flag.
10221 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10223 * config/s390/s390.c (override_options): Default
10224 max-unrolled-insns to 100 for z10 tuning.
10226 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10228 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10229 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10230 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10231 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10232 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10233 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10234 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10236 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10238 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10239 use default set in mingw32.h header.
10240 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10241 64-bit /mingw/include path.
10242 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10245 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10247 PR rtl-optimization/40209
10248 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10250 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10252 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10253 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10254 with the rest of string where appropriate. Use fputs or putc
10255 instead of fprintf where appropriate.
10257 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10258 Pat Haugen <pthaugen@us.ibm.com>
10259 Revital Eres <ERES@il.ibm.com>
10261 * config/rs6000/vector.md: New file. Move most of the vector
10262 expander support here from altivec.md to allow for the VSX vector
10263 unit in the future. Add support for secondary_reload patterns.
10264 Rewrite the patterns for vector comparison, and vector comparison
10265 predicate instructions so that the RTL expresses the desired
10266 behavior, instead of using unspec.
10268 * config/rs6000/constraints.md ("f" constraint): Use
10269 rs6000_constraints to hold the precalculated register class.
10270 ("d" constraint): Ditto.
10271 ("wd" constraint): New constraint for VSX.
10272 ("wf" constraint): Ditto.
10273 ("ws" constraint): Ditto.
10274 ("wa" constraint): Ditto.
10275 ("wZ" constraint): Ditto.
10276 ("j" constraint): Ditto.
10278 * config/rs6000/predicates.md (vsx_register_operand): New
10280 (vfloat_operand): New predicate for vector.md.
10281 (vint_operand): Ditto.
10282 (vlogical_operand): Ditto.
10283 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10284 (easy_vector_constant): Add VSX support.
10285 (altivec_indexed_or_indirect_operand): New predicate for
10286 recognizing Altivec style memory references with AND -16.
10288 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10289 for vector secondary reload support.
10290 (rs6000_vector_reg_class): Delete, replacing it with
10291 rs6000_constraints.
10292 (rs6000_vsx_reg_class): Ditto.
10293 (rs6000_constraints): New array to hold the register classes of
10294 each of the register constraints that can vary at runtime.
10295 (builtin_mode_to_type): New static array for builtin function type
10297 (builtin_hash_table): New static hash table for builtin function
10299 (TARGET_SECONDARY_RELOAD): Define target hook.
10300 (TARGET_IRA_COVER_CLASSES): Ditto.
10301 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10302 registers are 128 bits if VSX memory reference instructions are used.
10303 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10304 unit is being used.
10305 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10306 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10307 Print several of the scheduling related parameters.
10308 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10309 rs6000_constraints instead of rs6000_vector_reg_class. Move
10310 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10311 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10312 Altivec. Add VSX support. Setup for secondary reload support on
10313 Altivec/VSX registers.
10314 (rs6000_override_options): Make power7 set the scheduling groups
10315 like the power5. Add support for new debug switches to override
10316 the scheduling defaults. Temporarily disable -mcpu=power7 from
10317 setting -mvsx. Add support for debug switches -malways-hint,
10318 -msched-groups, and -malign-branch-targets.
10319 (rs6000_buitlin_conversion): Add support for returning unsigned
10320 vector conversion functions to fix regressions due to stricter
10322 (rs6000_builtin_mul_widen_even): Ditto.
10323 (rs6000_builtin_mul_widen_odd): Ditto.
10324 (rs6000_builtin_vec_perm): Ditto.
10325 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10326 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10327 to zero a register.
10328 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10329 generated upstream.
10330 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10331 VSX types for bit operations. Changes to accomidate vector.md.
10332 (bdesc_2arg): Ditto.
10333 (bdesc_1arg): Ditto.
10334 (struct builtin_description_predicates): Rewrite predicate
10335 handling so that RTL describes the operation, instead of passing
10336 the instruction to be used as a string argument.
10337 (bdesc_altivec_preds): Ditto.
10338 (altivec_expand_predicate_builtin): Ditto.
10339 (altivec_expand_builtin): Ditto.
10340 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10341 statement for vsldoi support.
10342 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10343 (altivec_expand_st_builtin): Ditto.
10344 (paired_expand_builtin): Whitespace changes.
10345 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10346 builtin_mode_to_type table for secondary reload. Call
10347 builtin_function_type to build random builtin functions.
10348 (altivec_init_builtins): Change to use builtin_function_type to
10349 create builtin function types dynamically as we need them.
10350 (builtin_hash_function): New support for hashing the tree types
10351 for builtin function as we need it, rather than trying to build
10352 all of the trees that we need. Add initial preliminary VSX support.
10353 (builtin_function_type): Ditto.
10354 (builtin_function_eq): Ditto.
10355 (builtin_hash_struct): Ditto.
10356 (rs6000_init_builtins): Ditto.
10357 (rs6000_common_init_builtins): Ditto.
10358 (altivec_init_builtins): Ditto.
10359 (rs6000_common_init_builtins): Ditto.
10360 (enum reload_reg_type): New enum for simplifing reg classes.
10361 (rs6000_reload_register_type): Simplify register classes into GPR,
10362 Vector, and other registers. Altivec and VSX addresses in reload.
10363 (rs6000_secondary_reload_inner): Ditto.
10364 (rs6000_ira_cover_classes): New target hook, that returns the
10365 appropriate cover classes, based on -mvsx being used or not.
10366 (rs6000_secondary_reload_class): Add VSX support.
10367 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10368 (get_vsel_insn): Ditto.
10369 (rs6000_emit_vector_compare): Rewrite vector conditional support
10370 so that where we can, we use RTL operators, instead of blindly use
10372 (rs6000_emit_vector_select): Ditto.
10373 (rs6000_emit_vector_cond_expr): Ditto.
10374 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10375 (create_TOC_reference): Add -mdebug=addr support.
10376 (emit_frame_save): VSX loads/stores need register indexed addressing.
10378 * config/rs6000/rs6000.md: Include vector.md.
10380 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10382 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10383 support for V2DI, V2DF in logical, permute, select operations.
10385 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10386 switch for vsx/power7.
10387 (-mvsx-scalar-memory): Ditto.
10388 (-mvsx-align-128): Ditto.
10389 (-mallow-movmisalign): Ditto.
10390 (-mallow-df-permute): Ditto.
10391 (-msched-groups): Ditto.
10392 (-malways-hint): Ditto.
10393 (-malign-branch-targets): Ditto.
10395 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10397 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10398 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10399 (rs6000_vector_reg_class): Delete.
10400 (rs6000_vsx_reg_class): Ditto.
10401 (enum rs6000_reg_class_enum): New enum for the constraints that
10402 vary based on target switches.
10403 (rs6000_constraints): New array to hold the register class for all
10404 of the register constraints that vary based on the switches used.
10405 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10406 (enum rs6000_builtins): Add unsigned varients for the builtin
10407 declarations returned by target hooks for expanding multiplies,
10408 select, and permute operations. Add VSX builtins.
10409 (enum rs6000_builtin_type_index): Add entries for VSX.
10410 (V2DI_type_node): Ditto.
10411 (V2DF_type_node): Ditto.
10412 (unsigned_V2DI_type_node): Ditto.
10413 (bool_long_type_node): Ditto.
10414 (intDI_type_internal_node): Ditto.
10415 (uintDI_type_internal_node): Ditto.
10416 (double_type_internal_node): Ditto.
10418 * config/rs6000/altivec.md (whole file): Move all expanders to
10419 vector.md from altivec.md. Rename insn matching functions to be
10421 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10422 (altivec_vcmp*): Ditto.
10423 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10424 (VM): New iterator for moves that includes the VSX types.
10425 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10426 (altivec_vperm_<mode>_uns): New, for unsigned types.
10427 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10428 (altivec_eq<mode>): Ditto.
10429 (altivec_gt<mode>): Ditto.
10430 (altivec_gtu<mode>): Ditto.
10431 (altivec_eqv4sf): Ditto.
10432 (altivec_gev4sf): Ditto.
10433 (altivec_gtv4sf): Ditto.
10434 (altivec_vcmpbfp_p): Ditto.
10436 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10438 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10441 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10444 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10445 ASM_SHORT instead of .word.
10446 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10447 instead of .word in asm template.
10449 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10452 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10453 (process_bb_node_lives): Use it.
10455 * ira.c (setup_cover_and_important_classes): Don't setup
10456 ira_important_class_nums. Add cover classes to the end of
10458 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10460 (find_reg_class_closure): Use reorder_important_classes.
10462 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10464 * config/i386/i386.c (i386_ira_cover_classes): New function.
10465 (TARGET_IRA_COVER_CLASSES): Redefine.
10467 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10468 importance of order of cover classes in the array.
10470 2009-07-22 Diego Novillo <dnovillo@google.com>
10472 * tree-pass.h (TDF_EH): Define.
10473 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10474 contains TDF_EH, print the EH region number holding GS.
10475 * tree-dump.c (dump_options): Add "eh".
10476 * doc/invoke.texi: Document it.
10478 2009-07-22 Doug Kwan <dougkwan@google.com>
10480 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10482 2009-07-22 Michael Matz <matz@suse.de>
10484 PR tree-optimization/35229
10485 PR tree-optimization/39300
10487 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10488 (inhibit_phi_insertion): New function.
10489 (insert_into_preds_of_block): Call it for REFERENCEs.
10490 (init_pre): Initialize and finalize scalar evolutions.
10491 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10493 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10495 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10496 Use CONST_VECTOR_NUNITS to determine number of elements.
10498 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10500 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10501 (U, W): Constraints are now deprecated and will be removed if we
10502 run out of letters.
10503 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10505 ("prefetch"): Add the stcmh instruction for prefetching.
10506 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10508 (s390_short_displacement): Return always true if compiling for
10509 machines not providing the long displacement facility.
10510 (s390_mem_constraint): Support the new constraint letter Z.
10511 (s390_check_qrst_address): New function.
10513 2009-07-21 DJ Delorie <dj@redhat.com>
10515 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10518 2009-07-21 Jason Merrill <jason@redhat.com>
10520 * c-common.c (max_tinst_depth): Increase default to 1024.
10522 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10524 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10525 (vec_unpacku_float_lo_v4si): Ditto.
10527 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10530 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10531 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10532 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10533 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10535 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10537 PR tree-optimization/40813
10538 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10541 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10543 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10544 with a NOP_EXPR if needed.
10546 2009-07-21 Paul Brook <paul@codesourcery.com>
10548 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10549 Terminate debug dump with newline.
10551 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10553 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10554 Cast "1" to unsigned HOST_WIDE_INT.
10555 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10556 deposit length to the maximum length - lsb. Extend length if
10557 HOST_BITS_PER_WIDE_INT is 32.
10559 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10561 * cgraph.h (constant_pool_htab): New function.
10562 (constant_descriptor_tree): Move from varasm.c.
10563 * varasm.c (constant_pool_htab): New function.
10564 (constant_descriptor_tree): Move to cgraph.h.
10566 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10568 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10570 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10572 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10575 2009-07-20 Xinliang David Li <davidxl@google.com>
10577 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10579 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10581 * config/mips/mips.md (move_type): Add arith.
10582 (type): Handle arith.
10583 (zero_extendsidi2): Rename this into ...
10584 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10585 (zero_extendsidi2): New expander.
10586 (*zero_extendsidi2_dext): New pattern.
10588 2009-07-20 Nick Clifton <nickc@redhat.com>
10590 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10591 to set MIPS_ABI_DEFAULT.
10592 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10594 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10596 * tree-object-size.c (addr_object_size): Handle unions with
10597 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10599 PR tree-optimization/40792
10600 * tree.c (build_function_type_skip_args): Remove bogus assert.
10602 2009-07-20 Jan Hubicka <jh@suse.cz>
10603 Martin Jambor <mjambor@suse.cz>
10605 * cgraph.h (combined_args_to_skip): New field.
10606 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10607 combined_args_to_skip and args_to_skip.
10608 * tree-inline.c (update_clone_info): New function.
10609 (tree_function_versioning): Call update_clone_info.
10610 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10612 (cgraph_materialize_all_clones): More extensive dumping, working
10613 with combined_args_to_skip rather than args_to_skip.
10615 2009-07-20 Ira Rosen <irar@il.ibm.com>
10617 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10618 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10619 (get_initial_def_for_reduction): Likewise.
10620 (vectorizable_reduction): Skip the check of first operand in case
10621 of COND_EXPR. Add check that it is outer loop vectorization if
10622 nested cycle was detected. Call vectorizable_condition() for
10623 COND_EXPR. If reduction epilogue cannot be created do not fail for
10624 nested cycles (if it is not double reduction). Assert that there
10625 is only one type in the loop in case of COND_EXPR. Call
10626 vectorizable_condition() to vectorize COND_EXPR.
10627 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10628 Add parameters. Allow nested cycles if called from
10629 vectorizable_reduction(). Use reduction vector variable if provided.
10630 (vect_analyze_stmt): Call vectorizable_reduction() before
10631 vectorizable_condition().
10632 (vect_transform_stmt): Update call to vectorizable_condition().
10634 2009-07-20 Christian Bruel <christian.bruel@st.com>
10636 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10637 * doc/invoke.texi (-mfmovd): Likewise.
10638 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10640 2009-07-20 Jan Hubicka <jh@suse.cz>
10642 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10643 when handling SSA name.
10645 2009-07-19 Jan Hubicka <jh@suse.cz>
10647 PR tree-optimization/40676
10648 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10649 virtual PHIs in empty BBs.
10651 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10653 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10654 re-expanded the compound use gen_lowpart instead to convert to the
10657 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10659 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10660 OUTER_CONST arguments.
10661 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10662 the new wider mode will be masked off.
10663 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10665 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10667 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10668 high-order bits are zero.
10670 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10672 * combine.c (simplify_shift_const_1): Split code to determine
10673 shift_mode into ...
10674 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10675 new bits shifted in are identical to the old sign bit.
10677 2009-07-18 Richard Guenther <rguenther@suse.de>
10680 * gimplify.c (gimplify_call_expr): Reject code using results from
10681 functions returning void.
10683 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10685 * doc/md.texi: Document the new PowerPC "es" constraint.
10686 Document that "m" can include automodified addresses on this target,
10687 and explain how %U must be used. Extend the "Q" and "Z" documentation
10688 to suggest "es" as well as "m".
10689 * config/rs6000/constraints.md (es): New memory constraint.
10690 (Q, Z): Update strings to match new documentation.
10692 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10694 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10695 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10696 * config/rs6000/predicates.md (volatile_mem_operand): Use
10697 offsettable_nonstrict_memref_p.
10698 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10699 (*floatunssidf2_internal): Likewise.
10700 (*fix_truncdfsi2_internal): Likewise.
10701 (*fix_trunctfsi2_internal): Likewise.
10703 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10705 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10706 atmega32u2 devices.
10707 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10709 2009-07-17 Richard Guenther <rguenther@suse.de>
10712 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10713 (pass_warn_unused_result): Likewise.
10714 (TODO_set_props): Remove.
10715 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10717 (pass_diagnose_omp_blocks): Define.
10718 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10719 (c_gimple_diagnostics_recursively): Remove.
10720 (finish_function): Do not call it.
10721 (c_write_global_declarations): Continue after errors.
10722 Finalize the CU here.
10723 * c-gimplify.c (c_genericize): Do not gimplify here.
10724 * c-common.c (c_warn_unused_result): Move ...
10725 * tree-cfg.c (do_warn_unused_result): ... here.
10726 (run_warn_unused_result): New function.
10727 (gate_warn_unused_result): New function.
10728 (pass_warn_unused_result): New pass.
10729 * c-common.h (c_warn_unused_result): Remove.
10730 * flags.h (flag_warn_unused_result): Declare.
10731 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10732 * opts.c (flag_warn_unused_result): Initialize to false.
10733 * toplev.c (compile_file): Add comment.
10734 * omp-low.c (create_omp_child_function): Do not register
10735 the function with the frontend.
10736 (diagnose_omp_structured_block_errors): Prepare to be
10737 called as optimization pass.
10738 (gate_diagnose_omp_blocks): New function.
10739 (pass_diagnose_omp_blocks): New pass.
10740 * cgraph.h (cgraph_optimize): Remove.
10741 (cgraph_analyze_function): Likewise.
10742 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10743 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10744 before their parents here.
10745 (cgraph_finalize_function): Not here.
10746 (cgraph_analyze_function): Gimplify functions here.
10747 (cgraph_finalize_compilation_unit): Continue after errors.
10748 Optimize the callgraph from here.
10749 (cgraph_optimize): Make static.
10750 * langhooks.c (write_global_declarations): Finalize the CU.
10751 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10752 (gimplify_function_tree): Assert we gimplify only once.
10753 Set PROP_gimple_any property.
10754 * tree-nested.c (gimplify_all_functions): New function.
10755 (lower_nested_functions): Gimplify all nested functions.
10756 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10757 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10758 and pass_diagnose_omp_blocks after gimplification. Do not
10759 set TODO_set_props on all_lowering_passes.
10760 (execute_one_pass): Do not handle TODO_set_props.
10761 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10762 (gimplify.o): Add tree-pass.h dependency.
10763 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10764 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10765 (unsave_r): Likewise.
10766 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10767 temporary variable.
10769 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10771 * doc/service.texi (Service): Restore previously removed link,
10772 which isn't broken after all.
10774 2009-07-17 Richard Guenther <rguenther@suse.de>
10776 PR tree-optimization/40321
10777 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10778 PHI nodes to the maximal set.
10779 (make_values_for_phi): Add PHI arguments to the maximal set.
10780 (execute_pre): Dump PHI_GEN and the maximal set.
10782 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10785 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10788 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10790 * doc/extend.texi (Nested Functions): Replace broken link with
10792 * doc/service.texi (Service): Remove broken link.
10794 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10797 * builtins.c (expand_builtin_memcmp): Use loc instead of
10798 EXPR_LOCATION (exp).
10799 (expand_builtin_strncmp): Likewise.
10801 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10802 Manuel López-Ibáñez <manu@gcc.gnu.org>
10805 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10806 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10807 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10808 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10809 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10810 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10811 tree-inline.c, c-common.c, c-common.h, gimple.c,
10812 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10813 convert.c: Add location argument to fold_{unary,binary,ternary},
10814 fold_build[123], build_call_expr, build_size_arg,
10815 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10816 fold_build1_initializer, fold_build2_initializer,
10817 fold_build3_initializer, fold_build_call_array,
10818 fold_build_call_array_initializer, fold_single_bit_test,
10819 omit_one_operand, omit_two_operands, invert_truthvalue,
10820 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10821 combine_comparisons, fold_builtin_*, fold_call_expr,
10822 build_range_check, maybe_fold_offset_to_address, round_up,
10825 2009-07-16 Jason Merrill <jason@redhat.com>
10828 * c-common.c (c_common_reswords): Add __is_standard_layout
10830 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10831 * doc/implement-cxx.texi: New.
10832 * doc/gcc.texi: Include it.
10834 2009-07-16 DJ Delorie <dj@redhat.com>
10836 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10837 compares that may be indirectly affected by previous instructions.
10839 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10841 * builtins.c (do_mpc_arg2): New.
10842 (fold_builtin_2): Fold builtin cpow.
10843 * real.h (HAVE_mpc_pow): New.
10845 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10847 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10848 comparison to skip unprofitable schedule
10850 2009-07-16 Simon Baldwin <simonb@google.com>
10852 * gcc.c (option_map): New flag -no-canonical-prefixes.
10853 * (display_help): Print help text for new flag.
10854 * (process_command): Move options translation and language specifics
10855 and handle new flag early. Use it to set a function pointer to a
10856 prefix builder. Replace make_relative_prefix calls with calls to
10857 the function pointed to. Ignore new flag in regular options handling.
10858 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10860 2009-07-15 DJ Delorie <dj@redhat.com>
10862 * config/mep/mep.md (sibcall_internal): Change register to avoid
10863 argument registers.
10864 (sibcall_value_internal): Likewise.
10866 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10868 PR rtl-optimization/40710
10869 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10871 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10873 * config/mips/mips.md (*extenddi_truncate<mode>,
10874 *extendsi_truncate<mode>): Change type attribute to move_type
10875 with shift_shift. Split out code handling exts from here ...
10876 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10878 (*extendhi_truncateqi): Change type attribute to move_type with
10879 shift_shift. Split out code handling exts from here ...
10880 (*extendhi_truncateqi_exts): ... to this new pattern.
10882 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10884 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10885 instead of "and" with inverted sign bit mask value. Use
10886 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10887 Allocate registers only for operand 4 and operand 5.
10889 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10891 PR middle-end/40747
10892 * fold-const.c (fold_cond_expr_with_comparison): When folding
10893 < and <= to MIN, make sure the MIN uses the same type as the
10894 comparison's operands.
10896 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10898 * arm.md (ior_xor): New code iterator.
10899 (split for ior/xor with shift and zero-extend): New split pattern.
10900 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10902 2009-07-15 Richard Guenther <rguenther@suse.de>
10904 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10907 2009-07-15 Richard Guenther <rguenther@suse.de>
10909 PR middle-end/40753
10910 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10912 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10914 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10915 handle 2.6.30 kernel.
10917 2009-07-15 DJ Delorie <dj@redhat.com>
10919 * config/mep/mep.md (sibcall_internal): Change register to allow
10920 for 24-bit addresses.
10921 (sibcall_value_internal): Likewise.
10923 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10925 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10926 that are enabled/disabled by the flags introduced by a previous patch.
10928 2009-07-14 DJ Delorie <dj@redhat.com>
10930 * config/mep/mep.md (sibcall_internal): Include non-toggling
10932 (sibcall_value_internal): Likewise.
10934 2009-07-14 Taras Glek <tglek@mozilla.com>
10935 Rafael Espindola <espindola@google.com>
10937 * doc/sourcebuild.texi: Document install-plugin target.
10938 * configure.ac: Added install-plugin target to language makefiles.
10939 * configure: Regenerate.
10940 * Makefile.in (install-plugin): Install more headers,
10941 depend on lang.install-plugin.
10943 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10945 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10948 2009-07-14 DJ Delorie <dj@redhat.com>
10950 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10951 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10952 * config/mep/mep.md (sibcall_internal): Change test from
10953 mep_vliw_mode_match to mep_vliw_jmp_match.
10954 (sibcall_value_internal): Likewise.
10956 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10958 * config/i386/sse.md (copysign<mode>3): New expander.
10959 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10960 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10961 Use ix86_build_const_vector.
10962 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10963 IX86_BUILTIN_CPYSGNPD.
10964 (builtin_description): Add __builtin_ia32_copysignps and
10965 __builtin_ia32_copysignpd.
10966 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10967 and BUILT_IN_COPYSIGNF.
10969 2009-07-13 Jason Merrill <jason@redhat.com>
10971 * builtins.c (can_trust_pointer_alignment): New fn.
10972 (get_pointer_alignment): Factor it out from here.
10973 * tree.h: Declare it.
10975 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10977 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10980 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10984 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10986 2009-07-14 Richard Guenther <rguenther@suse.de>
10987 Andrey Belevantsev <abel@ispras.ru>
10989 PR middle-end/40745
10990 * cfgexpand.c (partition_stack_vars): Do not bother to update
10991 alias information when not optimizing.
10993 2009-07-14 Richard Guenther <rguenther@suse.de>
10994 Andrey Belevantsev <abel@ispras.ru>
10996 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10997 (pt_solution_set): Likewise.
10998 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10999 * tree-ssa-structalias.c (pt_solution_set): New function.
11000 * final.c (rest_of_clean_state): Free SSA data structures.
11001 * print-rtl.c (print_decl_name): Remove.
11002 (print_mem_expr): Implement in terms of print_generic_expr.
11003 * alias.c (ao_ref_from_mem): New function.
11004 (rtx_refs_may_alias_p): Likewise.
11005 (true_dependence): Query alias-export info.
11006 (canon_true_dependence): Likewise.
11007 (write_dependence_p): Likewise.
11008 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11010 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11011 (mem_expr_equal_p): Use operand_equal_p.
11012 (set_mem_attributes_minus_bitpos): Do not use
11013 component_ref_for_mem_expr.
11014 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11015 (update_alias_info_with_stack_vars): Likewise.
11016 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11017 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11018 explicitly nor clear stmt operands.
11019 Free the decl-to-pointer map.
11020 * tree-optimize.c (execute_free_datastructures): Do not free
11021 SSA data structures here.
11022 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11023 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11024 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11026 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11028 2009-07-13 DJ Delorie <dj@redhat.com>
11030 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11031 unrolling at the right iteration count.
11033 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11036 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11038 * haifa-sched.c (rank_for_schedule): Introduced flags to
11039 enable/disable individual scheduling heuristics.
11040 * common.opt: Introduced flags to enable/disable individual
11041 heuristics in the scheduler.
11042 * doc/invoke.texi: Introduced flags to enable/disable individual
11043 heuristics in the scheduler.
11045 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
11047 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
11048 config/i386/mingw-tls.c.
11049 * config/i386/mingw-tls.c: Removed.
11051 2009-07-13 Ira Rosen <irar@il.ibm.com>
11053 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
11054 checks access only relevant statements.
11055 (vectorizable_reduction): Likewise.
11057 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
11059 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
11060 just for 32-bit case.
11062 2009-07-12 Jan Hubicka <jh@suse.cz>
11064 PR tree-optimization/40585
11065 * except.c (expand_resx_expr): When there already is resume
11066 instruction, produce linked list.
11067 (build_post_landing_pads): Assert that resume is empty.
11068 (connect_post_landing_pads): Handle resume lists.
11069 (dump_eh_tree): Dump resume list.
11071 2009-07-12 Ira Rosen <irar@il.ibm.com>
11073 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11074 with additional argument.
11075 * tree-vectorizer.h (enum vect_def_type): Add
11076 vect_double_reduction_def.
11077 (vect_is_simple_reduction): Add argument.
11078 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
11080 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
11081 vect_is_simple_reduction with additional argument.
11082 (vect_analyze_loop_operations): Handle exit phi nodes in case of
11084 (reduction_code_for_scalar_code): Handle additional codes by
11085 returning ERROR_MARK for them. Fix comment and indentation.
11086 (vect_is_simple_reduction): Fix comment, add argument to specify
11087 double reduction. Detect double reduction.
11088 (get_initial_def_for_induction): Fix indentation.
11089 (get_initial_def_for_reduction): Fix comment and indentation.
11090 Handle double reduction. Create initial definitions that do not
11091 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
11092 (vect_create_epilog_for_reduction): Fix comment, add argument to
11093 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
11094 epilogue result extraction. Create double reduction phi node and
11095 replace relevant uses.
11096 (vectorizable_reduction): Call vect_is_simple_reduction with
11097 additional argument. Fix indentation. Update epilogue code treatment
11098 according to the changes in reduction_code_for_scalar_code. Check
11099 for double reduction. Call vect_create_epilog_for_reduction with
11100 additional argument.
11101 * tree-vect-stmts.c (process_use): Handle double reduction, update
11103 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
11104 (vect_get_vec_def_for_operand): Likewise.
11106 2009-07-12 Danny Smith <dansmister@gmail.com>
11108 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
11109 dllexport if !TREE_PUBLIC.
11110 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
11112 2009-07-11 Anatoly Sokolov <aesok@post.ru>
11114 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
11115 (avr_extra_arch_macro) Remove declatation.
11116 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
11117 (avr_extra_arch_macro) Declare as static.
11118 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
11120 2009-07-11 Jan Hubicka <jh@suse.cz>
11122 PR middle-end/48388
11123 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
11125 2009-07-11 Jakub Jelinek <jakub@redhat.com>
11128 * dwarf2out.c (dw_fde_struct): Add in_std_section and
11129 cold_in_std_section bits.
11130 (dwarf2out_begin_prologue): Initialize them.
11131 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
11132 if already covered by text_section or cold_text_section range.
11134 PR rtl-optimization/40667
11135 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
11136 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
11137 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
11138 * config/i386/i386.c (ix86_minimum_alignment): New function.
11139 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
11140 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
11141 * emit-rtl.c (gen_reg_rtx): Likewise.
11142 * function.c (assign_parms): Likewise. If nominal_type needs
11143 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
11144 rather than passed_type's alignment.
11147 * function.c (assign_parm_setup_stack): Adjust
11148 MEM_OFFSET (data->stack_parm) if promoted_mode is different
11149 from nominal_mode on big endian.
11151 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
11153 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
11155 2009-07-10 DJ Delorie <dj@redhat.com>
11157 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
11159 2009-07-10 Mark Mitchell <mark@codesourcery.com>
11161 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
11163 (thumb2_cbnz): Likewise.
11165 2009-07-10 David Daney <ddaney@caviumnetworks.com>
11168 * config.gcc (supported_defaults): Add synci.
11169 (with_synci): Add validation.
11170 (all_defaults): Add synci.
11171 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
11174 * config/mips/mips.opt (msynci): New option.
11175 * config/mips/mips.c (mips_override_options): Warn on use of
11176 -msynci for targets that do now support it.
11177 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
11179 * gcc/doc/invoke.texi (-msynci): Document the new option.
11180 * doc/install.texi (--with-synci): Document the new option.
11182 2009-07-10 Richard Guenther <rguenther@suse.de>
11184 PR tree-optimization/40496
11185 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
11186 the PHI result with a compatible type.
11188 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11192 * c.opt (Wunused-result): New.
11193 * doc/invoke.texi: Document it.
11194 * c-common.c (c_warn_unused_result): Use it.
11196 2009-07-09 DJ Delorie <dj@redhat.com>
11198 * targhooks.c (default_target_can_inline_p): Rename from
11199 default_target_option_can_inline_p.
11200 * targhooks.h (default_target_can_inline_p): Likewise.
11201 * target-def.h (TARGET_CAN_INLINE_P): Rename from
11202 TARGET_OPTION_CAN_INLINE_P.
11203 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
11204 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
11205 (mep_target_can_inline_p): Rename from
11206 mep_target_option_can_inline_p.
11209 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11210 registers used to pass vectors.
11212 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11214 2009-07-09 Tom Tromey <tromey@redhat.com>
11216 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11217 * config/mmix/mmix.c: Include dwarf2.h.
11218 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11219 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11220 * config/sh/sh.c: Include dwarf2.h.
11221 * config/i386/i386.c: Include dwarf2.h.
11222 * Makefile.in (DWARF2_H): Remove 'elf'.
11223 * except.c: Include dwarf2.h.
11224 * unwind-dw2.c: Include dwarf2.h.
11225 * dwarf2out.c: Include dwarf2.h.
11226 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11227 * unwind-dw2-fde.c: Include dwarf2.h.
11228 * dwarf2asm.c: Include dwarf2.h.
11230 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11232 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11233 (max_issue): Use it.
11234 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11236 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11237 (region_sched_info): Update.
11238 * sched-ebb.c (ebb_sched_info): Update.
11239 * modulo-sched.c (sms_sched_info): Update.
11240 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11242 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11244 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11246 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11248 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11250 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11252 PR middle-end/40692
11253 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11254 arg1 with arg01 if arg1 is already INTEGER_CST.
11256 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11258 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11259 Transform (and (truncate)) into (truncate (and)).
11261 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11263 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11264 creating LHS paradoxical subregs. Fix surrounding returns to
11265 use NULL_RTX rather than 0.
11267 2009-07-08 DJ Delorie <dj@redhat.com>
11269 * config/mep/mep.c (mep_option_can_inline_p): New.
11270 (TARGET_OPTION_CAN_INLINE_P): Define.
11272 2009-07-08 Mark Wielaard <mjw@redhat.com>
11275 * dwarf2out.c (add_data_member_location_attribute): When we have
11276 only a constant offset don't emit a new location description using
11277 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11280 2009-07-08 Richard Henderson <rth@redhat.com>
11283 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11284 (enum reg_class): Add CLOBBERED_REGS.
11285 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11286 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11287 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11288 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11289 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11290 force 64-bit sibcalls into R11.
11291 * config/i386/constraints.md (U): New constraint.
11292 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11293 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11294 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11296 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11298 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11300 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11301 * ebitmap.h (dump_ebitmap): Ditto.
11302 * optabs.h (optab_libfunc): Ditto.
11303 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11304 * tree-flow.h (vect_can_force_dr_alignment_p,
11305 get_vectype_for_scalar_type): Ditto.
11306 (vectorize_loops): Move prototype to ...
11307 * tree-vectorizer.h: ... here. Also, adjust comment.
11308 (vect_set_verbosity_level): Remove duplicate prototype.
11309 * tree-ssa-loop.c: Include tree-vectorizer.h.
11310 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11312 2009-07-08 Nick Clifton <nickc@redhat.com>
11314 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11317 2009-07-08 DJ Delorie <dj@redhat.com>
11319 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11320 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11321 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11323 * config/mep/intrinsics.md: Regenerated.
11324 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11325 registers when asm() or calls are detected.
11327 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11330 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11332 * gimple (gimple_build_call_from_tree): Likewise.
11333 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11334 no_warning flag before warning.
11336 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11338 * tree.c (set_expr_locus): Remove.
11339 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11340 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11342 * gimplify.c (internal_get_tmp_var): Likewise.
11343 (gimplify_call_expr): Likewise.
11344 (gimplify_one_sizepos): Likewise.
11346 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11349 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11350 to variables for debugging purposes.
11352 2009-06-23 Mark Loeser <mark@halcy0n.com>
11355 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11357 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11359 * pretty-print.c (pp_base_format): Remove %J.
11360 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11361 gcc_cxxdiag_char_table): Likewise.
11362 (init_dynamic_diag_info): Likewise.
11364 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11366 * pretty-print.c (pp_base_format): Remove %H.
11367 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11368 gcc_cxxdiag_char_table): Likewise.
11369 (init_dynamic_diag_info): Likewise.
11370 * config/mep/mep.c (mep_select_section): Likewise.
11372 2009-07-07 Duncan Sands <baldrick@free.fr>
11374 * final.c (pass_clean_state): Give the pass a name.
11375 * passes.c (pass_rest_of_compilation): Likewise.
11376 * tree-optimize.c (pass_all_optimizations): Likewise.
11378 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11380 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11381 an extra 'decl' for error_at.
11383 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11385 PR middle-end/40669
11386 * tree-tailcall.c (adjust_return_value_with_ops,
11387 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11388 if it has complex or vector type.
11390 2009-07-07 Olivier Hainque <hainque@adacore.com>
11392 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11395 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11397 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11399 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11401 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11402 * c-decl.c: Likewise.
11403 * function.c: Likewise.
11404 * varasm.c: Likewise.
11405 * tree-ssa.c: Likewise.
11406 * c-common.c: Likewise.
11407 * tree-cfg.c: Likewise.
11408 * config/spu/spu.c: Likewise.
11409 * config/ia64/ia64.c: Likewise.
11410 * config/v850/v850.c: Likewise.
11412 2009-07-06 DJ Delorie <dj@redhat.com>
11414 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11415 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11416 unspecified accesses to control registers.
11417 * config/mep/intrinsics.md: Regenerate.
11418 * config/mep/intrinsics.h: Regenerate.
11419 * config/mep/mep-intrin.h: Regenerate.
11421 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11423 * c-lex.c: Replace %H by an explicit location. Update all calls.
11424 * c-common.c: Likewise.
11425 * c-decl.c: Likewise.
11426 * c-typeck.c: Likewise.
11427 * fold-const.c: Likewise.
11428 * gimplify.c: Likewise.
11429 * stmt.c: Likewise.
11430 * tree-cfg.c: Likewise.
11431 * tree-ssa-loop-niter.c: Likewise.
11432 * tree-vrp.c: Likewise.
11433 * value-prof.c: Likewise.
11435 2009-07-06 Diego Novillo <dnovillo@google.com>
11437 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11438 if it has one. Handle cases where VAR does not have an
11439 annotation or cfun is NULL.
11441 2009-07-06 Diego Novillo <dnovillo@google.com>
11443 * tree.c: Include debug.h.
11444 (initialize_tree_contains_struct): New.
11445 (init_ttree): Call it.
11446 (tree_node_structure_for_code): Factor out of ...
11447 (tree_node_structure): ... here.
11448 * treestruct.def (TS_PHI_NODE): Remove.
11449 (TS_GIMPLE_STATEMENT): Remove.
11451 2009-07-06 Diego Novillo <dnovillo@google.com>
11453 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11454 (debug_tree_chain): Handle cycles.
11456 2009-07-06 Nick Clifton <nickc@redhat.com>
11457 DJ Delorie <dj@redhat.com>
11459 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11460 __FMOVD_ENABLED__ is defined.
11462 (TARGET_FMOVD): Provide a default definition.
11463 (MASK_FMOVD): Likewise.
11464 (TARGET_CPU_CPP_BUILTINS): Define
11465 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11466 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11467 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11468 (split for DF load from memory into register): Also handle
11469 MEMs which consist of REG+DISP addressing.
11470 (split for DF store from register to memory): Likewise.
11471 (movsf_ie): Always use single fp_mode.
11472 * config/sh/sh.c (sh_override_options): Do not automatically
11473 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11474 that to the -mfmovd command line switch.
11475 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11476 (fldi_ok): Always allow.
11477 * config/sh/sh.opt (mfmovd): Remove this switch.
11478 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11480 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11481 Kaz Kojima <kkojima@gcc.gnu.org>
11483 PR rtl-optimization/30807
11484 * postreload.c (reload_combine): For every new use of REG_SUM,
11485 record the use of BASE.
11487 2009-07-06 Jan Hubicka <jh@suse.cz>
11489 * params.def: Revert my accidental commit at 2009-06-30.
11491 2009-07-04 Ian Lance Taylor <iant@google.com>
11494 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11496 (mingw_format_attribute_overrides): Likewise.
11498 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11501 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11502 don't check cfa.reg. Instead of cfa.indirect use
11503 fde && fde->drap_reg != INVALID_REGNUM test.
11505 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11507 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11509 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11512 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11514 2009-07-03 Richard Guenther <rguenther@suse.de>
11516 PR tree-optimization/40640
11517 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11520 2009-07-03 Jan Hubicka <jh@suse.cz>
11522 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11523 for size, reduce amount of inlining.
11525 2009-07-03 Richard Guenther <rguenther@suse.de>
11527 PR middle-end/34163
11528 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11529 if t +- x is known to not overflow and the conversion widens the
11531 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11533 2009-07-03 Jan Hubicka <jh@suse.cz>
11535 * ipa-pure-const.c (analyze): Update loop optimizer init.
11536 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11537 try_remove_empty_loop, remove_empty_loops): Remove.
11538 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11539 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11540 to mark regular loops as neccesary.
11541 (degenerate_phi_p): New function.
11542 (propagate_necessity, remove_dead_phis): Use it.
11543 (forward_edge_to_pdom): Likewise.
11544 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11545 virtual PHI nodes that became unreachable.
11546 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11547 * tree-flow.h (remove_empty_loops): Remove.
11548 * passes.c (init_optimization_passes): Remove.
11550 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11552 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11553 can_create_pseudo_p.
11554 (*fix_trunc<mode>_i387_1): Ditto.
11555 (*floathi<mode>2_1): Ditto.
11556 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11557 (*fistdi2_1): Ditto.
11558 (*fist<mode>2_1): Ditto.
11559 (frndintxf2_floor): Ditto.
11560 (*fist<mode>2_floor_1): Ditto.
11561 (frndintxf2_ceil): Ditto.
11562 (*fist<mode>2_ceil_1): Ditto.
11563 (frndintxf2_trunc): Ditto.
11564 (frndintxf2_mask_pm): Ditto.
11565 (fxam<mode>2_i387_with_temp): Ditto.
11566 * config/i386/sse.md (mulv16qi3): Ditto.
11567 (*sse2_mulv4si3): Ditto.
11569 (sse4_2_pcmpestr): Ditto.
11570 (sse4_2_pcmpistr): Ditto.
11572 2009-07-03 Jan Hubicka <jh@suse.cz>
11574 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11575 (mark_stmt_necessary): Set it.
11576 (mark_operand_necessary): Set it.
11577 (mark_control_dependent_edges_necessary): Set it.
11578 (mark_virtual_phi_result_for_renaming): New function.
11579 (get_live_post_dom): New function.
11580 (forward_edge_to_pdom): New function.
11581 (remove_dead_stmt): Fix handling of control dependences.
11582 (tree_dce_init): Init new bitmap.
11583 (tree_dce_done): Free it.
11585 2009-07-02 Richard Guenther <rguenther@suse.de>
11588 * tree-ssa-structalias.c (new_var_info): Initialize
11591 2009-07-02 Jan Hubicka <jh@suse.cz>
11593 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11596 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11598 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11599 instead of recomputing it. Adjust calls.
11600 (emit_store_flag): Adjust recursive calls.
11602 2009-07-02 Richard Guenther <rguenther@suse.de>
11604 * tree-ssa-live.c (remove_unused_locals): Do not remove
11606 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11607 of DECL_EXTERNAL for HEAP variables.
11608 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11609 HEAP variables. Do not adjust RESTRICT vars.
11610 (find_what_var_points_to): Nobody cares if something
11611 points to READONLY.
11613 2009-07-02 Ben Elliston <bje@au.ibm.com>
11615 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11616 pc_low and pc_high declarations to the top of the function.
11618 2009-07-01 DJ Delorie <dj@redhat.com>
11620 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11621 registers as fixed.
11622 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11623 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11624 unspecified accesses to control registers.
11625 * config/mep/intrinsics.md: Regenerate.
11626 * config/mep/intrinsics.h: Regenerate.
11627 * config/mep/mep-intrin.h: Regenerate.
11629 2009-07-01 Anthony Green <green@moxielogic.com>
11631 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11632 instruction when possible.
11633 (moxie_expand_prologue): Ditto. Also, save an instruction and
11634 some complexity by popping off of $r12 instead of $sp.
11635 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11638 2009-07-01 Richard Henderson <rth@redhat.com>
11641 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11642 contained no insns, reposition note before last insn.
11644 2009-07-01 Richard Henderson <rth@redhat.com>
11647 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11648 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11650 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11653 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11654 darwin9 for printing reg addresses with %y.
11656 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11658 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11659 truncation from operands in binary operations.
11661 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11664 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11665 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11666 subreg of op0 to the original op0.
11668 * expmed.c (store_bit_field_1): Use a temporary as the destination
11669 instead of a paradoxical subreg when we need to truncate the result.
11671 2009-07-01 DJ Delorie <dj@redhat.com>
11673 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11674 names to VLIW variants.
11675 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11676 * config/mep/intrinsics.md: Regenerate.
11677 * config/mep/intrinsics.h: Regenerate.
11678 * config/mep/mep-intrin.h: Regenerate.
11680 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11683 * jump.c (returnjump_p): Revert last patch.
11684 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11686 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11689 * pa.md (casesi32p): Use jump table label to determine the offset
11691 (casesi64p): Likewise.
11693 * pa.c (forward_branch_p): Return bool type. Use instruction
11694 addresses when available. Assert that INSN has a jump label.
11695 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11698 2009-07-01 Richard Guenther <rguenther@suse.de>
11700 PR tree-optimization/19831
11701 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11702 that only act as barriers do not make any previous stores necessary.
11703 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11704 HEAP variables global, do not add a constraint from nonlocal.
11705 (find_func_aliases): Handle escapes through return statements.
11706 (compute_points_to_sets): Make escaped HEAP variables global.
11708 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11711 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11712 after reducing a DImode cstore to SImode.
11714 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11716 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11717 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11719 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11721 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11722 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11724 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11725 and umod_optab if TARGET_BSD_DIVMOD.
11726 * config/vax/lib1funcs.asm: New file.
11727 * config/vax/t-linux: New file.
11728 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11730 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11733 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11734 to type arguments that have void type.
11737 * dwarf2out.c (gen_formal_parameter_die): Call
11738 equate_decl_number_to_die if node is different from origin.
11740 2009-06-30 Anthony Green <green@moxielogic.com>
11742 Clean up moxie port for --enable-build-with-cxx.
11743 * config/moxie/moxie.c (moxie_function_value): First two
11744 parameters are const_tree, not tree.
11745 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11746 (REG_CLASS_NAMES): Ditto.
11747 (REGNO_REG_CLASS): Ditto.
11748 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11749 (moxie_function_value): Fix constyness of arguments.
11751 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11753 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11754 finalize_size_functions before further processing.
11755 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11756 (variable_size): Call self_referential_size on size expressions
11757 that contain a PLACEHOLDER_EXPR.
11758 (size_functions): New static variable.
11759 (copy_self_referential_tree_r): New static function.
11760 (self_referential_size): Likewise.
11761 (finalize_size_functions): New global function.
11762 * tree.c: Include tree-inline.h.
11763 (push_without_duplicates): New static function.
11764 (find_placeholder_in_expr): New global function.
11765 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11767 <tcc_expression>: Likewise.
11768 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11769 the call in the expression.
11770 * tree.h (finalize_size_functions): Declare.
11771 (find_placeholder_in_expr): Likewise.
11772 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11773 (substitute_placeholder_in_expr): Update comment.
11774 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11776 (copy_tree_body_r): Likewise.
11777 (copy_tree_body): New static function.
11778 (maybe_inline_call_in_expr): New global function.
11779 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11780 (maybe_inline_call_in_expr): Declare.
11781 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11782 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11785 2009-06-30 Richard Guenther <rguenther@suse.de>
11787 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11789 (propagate_necessity): Do not mark reaching defs of stores
11792 2009-06-30 Jan Hubicka <jh@suse.cz>
11794 * cfgloopanal.c (check_irred): Move into ...
11795 (mark_irreducible_loops): ... here; return true if ireducible
11797 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11798 (analyze_function): Try to prove loop finiteness.
11799 * cfgloop.h (mark_irreducible_loops): Update prototype.
11800 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11802 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11804 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11806 2009-06-30 Ira Rosen <irar@il.ibm.com>
11808 PR tree-optimization/40542
11809 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11812 2009-06-30 Martin Jambor <mjambor@suse.cz>
11814 PR tree-optimization/40582
11815 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11816 than useless_type_conversion_p.
11817 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11820 2009-06-30 Martin Jambor <mjambor@suse.cz>
11822 PR middle-end/40554
11823 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11825 2009-06-30 Richard Guenther <rguenther@suse.de>
11827 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11828 use ao_ref references.
11829 (walk_aliased_vdefs): Likewise.
11830 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11831 * tree-ssa-dce.c (struct ref_data): Remove.
11832 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11833 (mark_aliased_reaching_defs_necessary): Adjust.
11834 (mark_all_reaching_defs_necessary_1): Likewise.
11836 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11839 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11840 (emit_store_flag_1): Extract from emit_store_flag, adjust
11841 calls to (what now is) emit_cstore.
11842 (emit_store_flag): Call emit_store_flag_1 and also use it
11843 for what used to be recursive calls.
11845 2009-06-30 Wei Guozhi <carrot@google.com>
11848 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11849 if the target bb post dominates from bb.
11850 * config/i386/i386.c (memory_address_length): Check existence of base
11851 register before using it.
11853 2009-06-30 Nick Clifton <nickc@redhat.com>
11854 DJ Delorie <dj@redhat.com>
11856 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11857 __FMOVD_ENABLED__ is defined.
11859 (TARGET_FMOVD): Provide a default definition.
11860 (MASK_FMOVD): Likewise.
11861 (TARGET_CPU_CPP_BUILTINS): Define
11862 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11863 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11864 two fmov instructions depending upon whether TARGET_FMOVD is
11866 (split for DF load from memory into register): Also handle
11867 MEMs which consist of REG+DISP addressing.
11868 (split for DF store from register to memory): Likewise.
11869 * config/sh/sh.opt (mfmovd): Remove this switch.
11870 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11871 * config/sh/sh.c (sh_override_options): Do not automatically
11872 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11873 that to the -mfmovd command line switch.
11875 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11877 (fldi_ok): Always allow.
11878 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11880 2009-06-29 DJ Delorie <dj@redhat.com>
11882 * doc/install.texi (mep-x-elf): Correct chip's full name.
11884 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11886 * doc/extend.texi: Fix typo.
11888 2009-06-29 Tom Tromey <tromey@redhat.com>
11890 * dwarf2.h: Remove.
11891 * Makefile.in (DWARF2_H): New variable.
11892 (except.o): Use it.
11893 (dwarf2out.o): Likewise.
11894 (dwarf2asm.o): Likewise.
11895 * config/i386/t-i386: Use DWARF2_H.
11896 * except.c: Include elf/dwarf2.h.
11897 * unwind-dw2.c: Include elf/dwarf2.h.
11898 * dwarf2out.c: Include elf/dwarf2.h.
11899 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11900 <dtprel>: New field.
11901 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11902 (size_of_loc_descr): Likewise.
11903 (output_loc_operands_raw): Likewise.
11904 (output_loc_operands): Handle new dtprel field.
11905 (loc_checksum): Update.
11906 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11907 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11908 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11909 * dwarf2asm.c: Include elf/dwarf2.h.
11910 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11911 * config/mmix/mmix.c: Include elf/dwarf2.h.
11912 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11913 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11914 * config/sh/sh.c: Include elf/dwarf2.h.
11915 * config/i386/i386.c: Include elf/dwarf2.h.
11917 2009-06-29 DJ Delorie <dj@redhat.com>
11919 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11921 * doc/extend.texi: Add MeP attributes and pragmas.
11922 * doc/invoke.text: Add MeP Options.
11923 * doc/contrib.texi: Add MeP contribution.
11924 * doc/md.texi: Add MeP constraints.
11925 * doc/install.texi: Add MeP target.
11927 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11929 * target.h (struct gcc_target): Add frame_pointer_required field.
11930 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11931 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11932 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11934 * reload1.c (update_eliminables): (Ditto.).
11935 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11936 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11937 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11939 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11941 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11942 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11943 (arm_frame_pointer_required): New function.
11945 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11946 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11947 (avr_frame_pointer_required_p): Declare as static.
11948 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11950 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11951 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11952 (bfin_frame_pointer_required): Make as static, change return type
11954 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11956 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11957 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11958 (cris_frame_pointer_required): New function.
11960 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11962 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11963 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11964 (fr30_frame_pointer_required): New function.
11966 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11967 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11968 (frv_frame_pointer_required): Make as static, change return type
11970 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11972 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11973 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11974 (ix86_frame_pointer_required): Make as static, change return type to
11976 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11978 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11979 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11981 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11983 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11985 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11987 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11988 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11989 (mips_frame_pointer_required): Make as static.
11990 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11992 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11993 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11994 (mmix_frame_pointer_required): Mew function.
11996 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11997 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11999 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12001 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12003 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12005 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12006 (CAN_ELIMINATE): Redefine.
12007 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12008 (sparc_frame_pointer_required): New function.
12009 (sparc_can_eliminate): New function.
12010 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12012 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12013 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12015 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12016 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12017 (xtensa_frame_pointer_required): Make as static, change return type
12019 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12022 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12024 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12025 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12026 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12027 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12028 (register_callback): Handle PLUGIN_START_UNIT.
12029 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12031 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12033 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12035 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12036 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12038 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12040 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12043 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12045 * doc/extend.texi (Additional Floating Types): __float128 is also
12046 supported on i386 targets.
12048 2009-06-29 Richard Guenther <rguenther@suse.de>
12050 PR middle-end/14187
12051 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12053 (pt_solutions_same_restrict_base): Declare.
12054 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
12056 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
12057 (make_constraint_from, make_copy_constraint): Move earlier.
12058 (make_constraint_from_heapvar): New function.
12059 (make_constraint_from_restrict): Likewise.
12060 (handle_lhs_call): Use it.
12061 (find_func_aliases): Use it to track conversions to restrict
12062 qualified pointers.
12063 (struct fieldoff): Add only_restrict_pointers flag.
12064 (push_fields_onto_fieldstack): Initialize it.
12065 (create_variable_info_for): Track global restrict qualified pointers.
12066 (intra_create_variable_infos): Use make_constraint_from_heapvar.
12067 Track restrict qualified pointer arguments.
12068 (set_uids_in_ptset): Use varinfo is_global_var flag.
12069 (find_what_var_points_to): Set the vars_contains_restrict flag.
12070 Always create the points-to solution for sets including restrict tags.
12071 (pt_solutions_same_restrict_base): New function.
12072 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
12073 qualified pointers use pt_solutions_same_restrict_base as
12074 additional source for disambiguation.
12076 2009-06-29 Richard Guenther <rguenther@suse.de>
12078 PR middle-end/38212
12079 * alias.c (find_base_decl): Remove.
12080 (get_deref_alias_set_1): Remove restrict handling.
12081 * c-common.c (c_apply_type_quals_to_decl): Do not set
12082 DECL_POINTER_ALIAS_SET.
12083 * gimplify.c (find_single_pointer_decl_1): Remove.
12084 (find_single_pointer_decl): Likewise.
12085 (internal_get_tmp_var): Remove restrict handling.
12086 (gimple_regimplify_operands): Likewise.
12087 * omp-low.c (expand_omp_atomic_pipeline): Do not set
12088 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
12089 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
12090 * tree.c (restrict_base_for_decl): Remove.
12091 (init_ttree): Do not allocate it.
12092 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
12093 LABEL_DECL_UID for label decls.
12094 (copy_node_stat): Do not copy restrict information.
12095 (decl_restrict_base_lookup): Remove.
12096 (decl_restrict_base_insert): Likewise.
12097 (print_restrict_base_statistics): Likewise.
12098 (dump_tree_statistics): Do not call print_restrict_base_statistics.
12099 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
12100 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
12101 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
12102 (LABEL_DECL_UID): Adjust.
12103 (DECL_BASED_ON_RESTRICT_P): Remove.
12104 (DECL_GET_RESTRICT_BASE): Likewise.
12105 (SET_DECL_RESTRICT_BASE): Likewise.
12106 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
12108 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
12109 instead of DECL_POINTER_ALIAS_SET.
12110 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12111 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
12112 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
12114 2009-06-29 Richard Guenther <rguenther@suse.de>
12116 PR tree-optimization/40579
12117 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
12118 the IL to simplify has constants that overflowed.
12120 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
12122 PR tree-optimization/40550
12123 * tree-vect-generic.c (expand_vector_operations_1): Compute in
12124 vector_compute_type only when the size of vector_compute_type is
12125 less than the size of type.
12127 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
12129 * fold-const.c (contains_label_1): Fix comments.
12130 (contains_label_p): Do not walk trees multiple time.
12132 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12134 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
12135 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
12136 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
12137 ix86_fp_comparison_operator.
12138 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
12139 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
12140 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
12141 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
12142 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
12143 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
12144 (related splits): Change predicate to ix86_fp_comparison_operator.
12145 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
12146 instead of ix86_fp_comparison_codes.
12147 (ix86_trivial_fp_comparison_operator,
12148 ix86_fp_comparison_operator): New.
12149 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
12150 (ix86_expand_compare): Eliminate last two parameters.
12151 (ix86_fp_jump_nontrivial_p): Kill.
12152 * config/i386/i386.c (put_condition_code): Eliminate call to
12153 ix86_fp_comparison_codes and subsequent assertion.
12154 (ix86_fp_comparison_codes): Eliminate.
12155 (ix86_fp_swap_condition): New.
12156 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
12157 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
12158 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
12159 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
12160 and ix86_fp_swap_condition.
12161 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
12162 Use ix86_fp_comparison_strategy.
12163 (ix86_expand_compare): Likewise. Eliminate last two arguments.
12164 (ix86_fp_jump_nontrivial_p): Eliminate.
12165 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
12166 call to ix86_expand_compare.
12167 (ix86_split_fp_branch, ix86_expand_setcc,
12168 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
12169 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
12171 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12173 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
12174 related to jump_clobbers.
12175 * config/arm/arm.md (conds): Remove jump_clob case.
12176 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
12177 splits): Change comparison_operator to arm_comparison_operator.
12178 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
12181 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12183 * dojump.c (do_compare_rtx_and_jump): Try swapping the
12184 condition for floating point modes.
12185 * expmed.c (emit_store_flag_1): Move here a bigger part
12186 of emit_store_flag.
12187 (emit_store_flag): Try swapping the condition for floating point
12189 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
12191 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12193 * expr.c (expand_expr_real_1): Just use do_store_flag.
12194 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
12195 emit_store_flag_force.
12196 * expmed.c (emit_store_flag_force): Copy here trick
12197 previously in expand_expr_real_1. Try reversing the comparison.
12198 (emit_store_flag_1): Work if target is NULL.
12199 (emit_store_flag): Work if target is NULL, using the result mode
12200 from the comparison. Use split_comparison, restructure final part
12201 to simplify conditionals.
12203 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12205 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
12206 * dojump.c (do_jump): Change handling of floating-point
12207 ops to use just do_compare_and_jump.
12208 (split_comparison): New.
12209 (do_compare_rtx_and_jump): Add here logic coming previously
12210 in do_jump, using split_comparison.
12212 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12215 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12217 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12219 * tree-ssa-alias.c: Fix unintentional commit.
12221 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12223 * passes.c (execute_one_pass): Fix unintentional commit.
12225 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12227 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12228 (df_rd_local_compute, df_md_local_compute): Inline them.
12230 (df_md_scratch): New.
12231 (df_md_alloc, df_md_free): Allocate/free it.
12232 (df_md_local_compute): Only include live registers in init.
12233 (df_md_transfer_function): Prune the in-set computed by
12234 the confluence function, and the gen-set too.
12236 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12238 PR rtl-optimization/26854
12239 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12240 * df-problems.c (df_rd_add_problem): Fix comment.
12241 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12242 df_md_simulate_artificial_defs_at_top,
12243 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12244 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12245 df_md_transfer_function, df_md_init, df_md_confluence_0,
12246 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12247 problem_MD, df_md_add_problem): New.
12248 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12249 df_md_get_bb_info): New.
12250 (DF_LAST_PROBLEM_PLUS1): Adjust.
12252 * Makefile.in (fwprop.o): Include domwalk.h.
12253 * fwprop.c: Include domwalk.h.
12254 (reg_defs, reg_defs_stack): New.
12255 (bitmap_only_bit_between): Remove.
12256 (process_defs): New.
12257 (process_uses): Use reg_defs and local_md instead of
12258 bitmap_only_bit_between and local_rd.
12259 (single_def_use_enter_block): New, from build_single_def_use_links.
12260 (single_def_use_leave_block): New.
12261 (build_single_def_use_links): Remove code moved to
12262 single_def_use_enter_block, invoke domwalk.
12263 (use_killed_between): Adjust comment.
12265 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12267 * bitmap.h (bitmap_ior_and_into): New.
12268 * bitmap.c (bitmap_ior_and_into): New.
12270 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12272 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12273 before_dom_children_before_stmts and after_dom_children_after_stmts.
12274 Rename the two remaining callbacks to just before_dom_children and
12275 after_dom_children. Remove other GIMPLE statement walking bits.
12276 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12277 * graphite.c: Do not include domwalk.h.
12278 * tree-into-ssa.c (interesting_blocks): New global.
12279 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12280 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12281 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12282 now that they're not domwalk callbacks.
12283 (rewrite_initialize_block): Rename to...
12284 (rewrite_enter_block): ... this, place after called functions. Test
12285 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12286 (rewrite_finalize_block): Rename to...
12287 (rewrite_leave_block): ... this, place after called functions.
12288 (rewrite_update_init_block): Rename to...
12289 (rewrite_update_enter_block): ... this, place after called functions.
12290 Test interesting_blocks, call rewrite_update_stmt and
12291 rewrite_update_phi_arguments.
12292 (rewrite_update_fini_block): Rename to...
12293 (rewrite_leave_block): ... this, place after called functions.
12294 (rewrite_blocks): Remove last argument, simplify initialization of
12296 (mark_def_sites_initialize_block): Rename to...
12297 (mark_def_sites_block): ... this, call mark_def_sites.
12298 (mark_def_sites_blocks): Remove argument, simplify initialization of
12300 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12301 (update_ssa): Likewise.
12302 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12304 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12305 (dom_opt_initialize_block): Rename to...
12306 (dom_opt_enter_block): ... this, place after called functions. Walk
12307 statements here, inline propagate_to_outgoing_edges.
12308 (dom_opt_finalize_block): Rename to...
12309 (dom_opt_leave_block): ... this, place after called functions.
12310 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12312 (dse_enter_block, dse_record_phi): New.
12313 (dse_record_phis): Delete.
12314 (dse_finalize_block): Rename to...
12315 (dse_leave_block): ... this.
12316 (tree_ssa_dse): Simplify initialization of walk_data.
12317 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12318 Adjust initialization of walk_data.
12319 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12320 * tree-ssa-loop-phiopt.c (get_non_trapping):
12321 Adjust initialization of walk_data.
12322 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12323 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12324 it's not a domwalk callback.
12325 (uncprop_initialize_block): Rename to...
12326 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12327 (dse_finalize_block): Rename to...
12328 (dse_leave_block): ... this.
12329 (tree_ssa_uncprop): Simplify initialization of walk_data.
12330 * Makefile.in: Adjust dependencies.
12332 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12334 * arm.md (casesi): Fix test for Thumb1.
12335 (thumb1_casesi_internal_pic): Likewise.
12336 (thumb1_casesi_dispatch): Likewise.
12338 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12340 * config/arm/arm-cores.def: Added core cortex-m0.
12341 * config/arm/arm-tune.md: Regenerated.
12342 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12344 2009-06-26 DJ Delorie <dj@redhat.com>
12346 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12348 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12349 the scheduler doesn't tag jump insns.
12351 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12353 * c-decl.c (merge_decls): Re-indent.
12355 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12358 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12359 Special-case decimal float constants.
12361 2009-06-26 Richard Henderson <rth@redhat.com>
12363 * function.h (struct function): Add cannot_be_copied_reason,
12364 and cannot_be_copied_set.
12365 * tree-inline.c (has_label_address_in_static_1): Rename from
12366 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12367 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12368 don't set inline_forbidden_reason.
12369 (copy_forbidden): New function, split out of inline_forbidden_p.
12370 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12371 (inline_forbidden_p): Use copy_forbidden.
12372 (tree_versionable_function_p): Likewise.
12373 (inlinable_function_p): Merge into tree_inlinable_function_p.
12374 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12375 * ipa-cp.c (ipcp_versionable_function_p): New function.
12376 (ipcp_cloning_candidate_p): Use it.
12377 (ipcp_node_modifiable_p): Likewise.
12379 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12381 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12382 that is marked not to be inlined. Remove flag_mudflap use.
12383 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12384 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12386 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12389 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12390 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12392 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12394 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12396 (__mingwthr_remove_key_dtor): Likewise.
12398 2009-06-26 Richard Guenther <rguenther@suse.de>
12400 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12402 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12404 PR middle-end/40525
12405 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12406 try the non-cond_exec path also.
12408 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12411 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12412 (output_cbranch): Use new functions.
12413 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12416 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12417 Pat Haugen <pthaugen@us.ibm.com>
12418 Revital Eres <ERES@il.ibm.com>
12420 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12421 for %c error. Add %x support to print VSX registers as a unified
12422 register set, instead of separate float and altivec registers.
12423 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12424 %y case, and add support for VSX pre-modify addresses.
12425 (output_toc): Add assert for CONST containing an integer constant
12427 (rs6000_adjust_cost): Add POWER7 support.
12428 (insn_must_be_first_in_group): Ditto.
12429 (insn_must_be_last_in_group): Ditto.
12430 (rs6000_emit_popcount): Ditto.
12431 (rs6000_vector_mode_supported_p): Ditto.
12433 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12434 Change some of the functions called by macros to being called
12435 through a pointer, so debug functions can be inserted if
12436 -mdebug=addr or -mdebug=cost.
12437 (rs6000_preferred_reload_class_ptr): Ditto.
12438 (rs6000_secondary_reload_class_ptr): Ditto.
12439 (rs6000_secondary_memory_needed_ptr): Ditto.
12440 (rs6000_cannot_change_mode_class_ptr): Ditto.
12441 (rs6000_secondary_reload_inner): Ditto.
12442 (rs6000_legitimize_reload_address): Ditto.
12443 (rs6000_legitimize_reload_address_ptr): Ditto.
12444 (rs6000_mode_dependent_address): Ditto.
12445 (rs6000_mode_dependent_address_ptr): Ditto.
12447 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12448 function to return true if the mode allows reg + integer
12450 (virtual_stack_registers_memory_p): New function to return true if
12451 the address refers to a virtual stack register.
12452 (rs6000_legitimate_offset_address_p): Move code to say whether a
12453 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12455 (rs6000_legitimate_address_p): Add checks for modes that only can
12456 do reg+reg addressing. Start adding VSX support.
12457 (rs6000_legitimize_reload_address): Ditto.
12458 (rs6000_legitimize_address): Ditto.
12459 (rs6000_debug_legitimate_address_p): New debug functions for
12460 -mdebug=addr and -mdebug=cost.
12461 (rs6000_debug_rtx_costs): Ditto.
12462 (rs6000_debug_address_costs): Ditto.
12463 (rs6000_debug_adjust_cost): Ditto.
12464 (rs6000_debug_legitimize_address): Ditto.
12465 (rs6000_legitimize_reload_address_ptr): Point to call normal
12466 function or debug function. Make functions called via pointer
12468 (rs6000_mode_dependent_address_ptr): Ditto.
12469 (rs6000_secondary_reload_class_ptr): Ditto.
12470 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12471 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12472 into a friendlier error.
12473 (rs6000_init_builtins): Add initial VSX support.
12474 (rs6000_adjust_cost): Fix some spacing issues.
12476 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12477 (REG_CLASS_NAMES): Ditto.
12478 (REG_CLASS_CONTENTS): Ditto.
12479 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12480 pointer, to add -mdebug=addr support.
12481 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12482 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12483 -mdebug=addr support.
12484 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12485 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12486 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12488 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12490 (bswapsi*): Set attribute types for load/store. Add combiner
12491 patterns to eliminate zero extend on 64-bit.
12492 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12493 stdbrx if the hardware supports those instructions.
12495 2009-06-25 Ian Lance Taylor <iant@google.com>
12497 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12498 (Link Options): Document -static-libstdc++.
12500 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12503 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12504 DATA_ALIGNMENT instead.
12506 2009-06-25 Richard Guenther <rguenther@suse.de>
12508 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12509 indirect references against the callused/escaped solutions.
12510 (call_may_clobber_ref_p_1): Likewise.
12512 2009-06-25 Martin Jambor <mjambor@suse.cz>
12514 PR tree-optimization/40493
12515 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12516 (enum unscalarized_data_handling): New type.
12517 (handle_unscalarized_data_in_subtree): Return what has been done.
12518 (load_assign_lhs_subreplacements): Handle left flushes differently.
12519 (sra_modify_assign): Use unscalarized_data_handling, simplified
12520 condition determining whether to remove the statement.
12522 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12524 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12525 excerpt - @ should be doubled for texinfo.
12527 2009-06-24 Ian Lance Taylor <iant@google.com>
12529 * config/arc/arc.c: Include "df.h".
12530 (arc_attribute_table): Make static. Move higher in file.
12531 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12532 (output_shift): Initialize n later to avoid warning.
12533 * config/arm/arm.c (arm_attribute_table): Make static. Move
12535 * config/avr/avr.c (avr_attribute_table): Make static. Move
12537 (reg_class_tab): Change array type from int to enum reg_class.
12538 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12540 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12541 (lshrhi3_out): Likewise.
12542 (class_likely_spilled_p): Change return type to bool.
12543 (avr_rtx_costs): Use local code variable with enum type.
12544 * config/avr/avr.md (movmemhi): Use add_reg_note.
12545 (andhi3, andsi3): Don't use AS2 with "and".
12546 (iorhi3, iorsi3): Don't use AS2 with "or".
12547 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12548 * config/crx/crx.c: Include "df.h".
12549 (crx_attribute_table): Make static.
12550 * config/m32r/m32r.c: Include "df.h".
12551 (m32r_attribute_table): Make static. Move higher in file.
12552 (pop): Use add_reg_note.
12553 (block_move_call): Change 0 to LCT_NORMAL in function call.
12554 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12555 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12556 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12557 declare, not just when TREE_CODE is defined.
12558 * config/m68hc11/m68hc11.c: Include "expr.h".
12559 (m68hc11_attribute_table): Make static. Move higher in file.
12560 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12562 (m68hc11_register_indirect_p): Likewise.
12563 (m68hc11_function_arg_padding): Change return type to enum
12565 (emit_move_after_reload): Use add_reg_note.
12566 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12567 (m68hc11_split_logical): Likewise.
12568 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12570 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12571 to VOIDmode in function call.
12572 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12574 (m68hc11_split_logical): Update declaration.
12575 (m68hc11_function_arg_padding): Update declaration.
12576 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12577 to array of enum reg_class.
12578 (mcore_attribute_table): Make static. Move higher in file.
12579 (mcore_rtx_costs): Add cast to enum type.
12580 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12581 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12582 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12584 * config/sh/predicates.md (trapping_target_operand): Rename and to
12586 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12588 * config/spu/spu.c (spu_attribute_table): Make static. Move
12590 * config/v850/v850.c (v850_attribute_table): Make static. Move
12592 (v850_rtx_costs): Use local code with enum type.
12593 (expand_epilogue): Add cast.
12594 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12596 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12599 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12600 -m2a-single-only and -m2a-nofpu.
12601 * config/sh/sh.opt: Document m2a generates FPU code.
12603 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12605 * defaults.h (CAN_ELIMINATE): Provide default.
12606 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12607 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12608 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12609 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12610 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12611 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12612 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12613 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12614 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12615 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12617 2009-06-24 DJ Delorie <dj@redhat.com>
12619 * mep-ext-cop.cpu: Fix copyright notice.
12620 * mep-default: Fix copyright notice.
12621 * mep-core: Fix copyright notice.
12622 * mep: Fix copyright notice.
12623 * mep-ivc2: Fix copyright notice.
12624 * mep-c5: Fix copyright notice.
12626 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12628 * doc/contrib.texi (Contributors):
12630 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12632 PR middle-end/40501
12633 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12634 src and dst operands if necessary.
12636 2009-06-23 DJ Delorie <dj@redhat.com>
12639 * config.gcc: Add mep support.
12640 * recog.c: Resurrect validate_replace_rtx_subexp().
12641 * recog.h: Likewise.
12642 * config/mep/: Add new port:
12643 * config/mep/constraints.md: New file.
12644 * config/mep/default.h: New file.
12645 * config/mep/intrinsics.h: New file.
12646 * config/mep/intrinsics.md: New file.
12647 * config/mep/ivc2-template.h: New file.
12648 * config/mep/mep-c5.cpu: New file.
12649 * config/mep/mep-core.cpu: New file.
12650 * config/mep/mep-default.cpu: New file.
12651 * config/mep/mep-ext-cop.cpu: New file.
12652 * config/mep/mep-intrin.h: New file.
12653 * config/mep/mep-ivc2.cpu: New file.
12654 * config/mep/mep-lib1.asm: New file.
12655 * config/mep/mep-lib2.c: New file.
12656 * config/mep/mep-pragma.c: New file.
12657 * config/mep/mep-protos.h: New file.
12658 * config/mep/mep-tramp.c: New file.
12659 * config/mep/mep.c: New file.
12660 * config/mep/mep.cpu: New file.
12661 * config/mep/mep.h: New file.
12662 * config/mep/mep.md: New file.
12663 * config/mep/mep.opt: New file.
12664 * config/mep/predicates.md: New file.
12665 * config/mep/t-mep: New file.
12667 2009-06-23 Ian Lance Taylor <iant@google.com>
12669 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12670 from loose_warn into c_loose_warn and from strict_warn into
12671 c_strict_warn. Set and substitute warn_cxxflags. Check for
12672 --enable-build-with-cxx. Set and substitute
12673 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12674 * Makefile.in (CXXFLAGS): New variable.
12675 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12676 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12677 the default is the same as $(STRICT_WARN).
12678 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12679 (CXX): New variable.
12680 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12681 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12682 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12683 (HOST_LIBS): New variable.
12684 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12685 (ALL_CXXFLAGS): New variable.
12686 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12687 * doc/install.texi (Configuration): Document
12688 --enable-build-with-cxx, --with-stage1-ldflags,
12689 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12690 * configure: Rebuild.
12692 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12694 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12695 from previous commit.
12697 2009-06-23 Ian Lance Taylor <iant@google.com>
12699 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12701 2009-06-23 Ian Lance Taylor <iant@google.com>
12703 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12704 with ATTRIBUTE_UNUSED.
12706 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12707 Pat Haugen <pthaugen@us.ibm.com>
12708 Revital Eres <eres@il.ibm.com>
12710 * config.in (HAVE_AS_POPCNTD): Add default definition.
12711 (HAVE_AS_LWSYNC): Ditto.
12713 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12715 (gcc_cv_as_powerpc_cmpb): Ditto.
12716 (gcc_cv_as_powerpc_dfp): Ditto.
12717 (gcc_cv_as_powerpc_vsx): Ditto.
12718 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12719 supporting the popcntd/lwsync instructions.
12720 (gcc_cv_as_powerpc_lwsync): Ditto.
12721 * configure: Regenerate.
12723 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12724 -mcpu=native and -mcpu=power7.
12725 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12727 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12728 a variable instead of a mask to reduce the number of mask bits.
12729 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12730 (-mbit-word): Ditto.
12731 (-mregnames): Ditto.
12732 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12733 (-mfused-madd): Ditto.
12735 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12737 (-mvsx): New switch for VSX instructions.
12738 (-misel): Move from a variable to a mask to allow it to be set by
12741 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12742 function declaration to an array declaration.
12743 (rs6000_hard_regno_nregs): New external array declaration.
12745 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12746 files included by rs6000.md.
12748 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12749 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12751 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12753 (rs6000_debug_reg): New -mdebug= variables.
12754 (rs6000_debug_addr): Ditto.
12755 (rs6000_debug_cost): Ditto.
12756 (rs6000_pmode): New variable to hold Pmode.
12757 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12758 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12759 calculated at compiler start.
12760 (rs6000_hard_regno_nregs): Change function to an array which holds
12761 HARD_REGNO_NREGS calculated at compiler start.
12762 (rs6000_explicit_options): Delete isel field.
12763 (rs6000_vector_unit): New array to hold which vector unit
12764 supports arithmetic options for a given type.
12765 (rs6000_vector_mem): New array to hold which vector unit supports
12766 memory reference operations for a given type.
12767 (rs6000_vector_align): New array to given the alignment of each
12769 (power7_cost): New basic costs for power7.
12770 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12771 (rs6000_hard_regno_nregs_internal): New function, moved from
12772 HARD_REGNO_NREGS, to calculate the number of registers each hard
12773 register takes for each type.
12774 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12775 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12776 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12777 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12778 unit information here so it is calculated once at compiler startup
12780 (rs6000_override_options): Make -misel a target mask. Add more
12781 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12782 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12784 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12785 (rs6000_handle_option): Move -misel from variable to target mask.
12786 (rs6000_builtin_mask_for_load): Add VSX support.
12787 (rs6000_conditional_register_usage): Ditto.
12788 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12789 (function_arg_boundary): Ditto.
12790 (rs6000_expand_builtin): Ditto.
12791 (def_builtin): Make abort message a little friendlier.
12792 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12794 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12795 assembler support the popcntd instruction instead of a vsx
12796 instruction to enable power7 support.
12797 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12798 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12799 option to the assembler if -mcpu=native.
12800 (ASM_CPU_NATIVE_SPEC): Ditto.
12801 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12803 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12804 the lwsync instruction.
12805 (enum processor_type): Add PROCESSOR_POWER7.
12806 (rs6000_debug_reg): New -mdebug= options.
12807 (rs6000_debug_addr): Ditto.
12808 (rs6000_debug_cost): Ditto.
12809 (rs6000_isel): Delete.
12810 (enum rs6000_vector): New enum to say what vector unit we have.
12811 (VECTOR_UNIT_*): New macros to say which vector unit has
12812 arithmetic operations for a given type.
12813 (VECTOR_MEM_*): New macros to say which vector unit has memory
12814 operations for a given type.
12815 (TARGET_LDBRX): Whether the machine supports the ldbrx
12817 (TARGET_ISEL): Delete, -misel moved to be a mask.
12818 (TARGET_ISEL64): New macro for 64-bit isel support.
12819 (UNITS_PER_VSX_WORD): New macro.
12820 (POINTER_SIZE): Move to be an external variable, rather than
12821 calculating whether we are generating 32 ot 64-bit code.
12823 (STACK_BOUNDARY): Add VSX support.
12824 (LOCAL_ALIGNMENT): Ditto.
12825 (SLOW_UNALIGNED_ACCESS): Ditto.
12826 (VSX_REGNO_P): New macro for VSX support.
12827 (VFLOAT_REGNO_P): Ditto.
12828 (VINT_REGNO_P): Ditto.
12829 (VLOGICAL_REGNO_P): Ditto.
12830 (VSX_VECTOR_MODE): Ditto.
12831 (VSX_SCALAR_MODE): Ditto.
12833 (VSX_MOVE_MODE): Ditto.
12834 (VSX_REG_CLASS_P): Ditto.
12835 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12837 (UNITS_PER_SIMD_WORD): Add VSX support.
12838 (MODES_TIEABLE_P): Ditto.
12839 (STARTING_FRAME_OFFSET): Ditto.
12840 (STACK_DYNAMIC_OFFSET): Ditto.
12841 (EPILOGUE_USES): Ditto.
12842 (REGNO_REG_CLASS): Move to array lookup.
12843 (CLASS_MAX_NREGS): Ditto.
12844 (rs6000_vector_reg_class): Add declaration.
12845 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12846 overlap with the floating point and Altivec registers.
12848 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12850 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12851 give the appropriate asm switches if -mcpu=native.
12852 (host_detect_local_cpu): Add support for "asm".
12853 (host_detect_local_cpu): Follow GNU code guidelines for name.
12855 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12856 -mbit-word to a variable instead of being a target mask.
12858 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12859 emit the lwsync instruction instead of emitting the instruction as
12860 an integer constant.
12862 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12863 fixuns_trundfsi2, move expander into rs6000.md.
12865 * config/rs6000/rs6000.md (cpu): Add power7.
12866 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12867 (logical predicate patterns): Change the single instruction
12868 primitives that set CR0 to be fast_compare instead of compare.
12870 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12871 (popcntddi2): Ditto.
12872 (popcount<mode>): Ditto.
12873 (floating multiply/add insns): Name the floating point
12874 multiply/add insns.
12875 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12876 (isel_unsigned_<mode>): Ditto.
12877 (fixuns_trundfsi2): Move expander here from spe.md.
12878 (smindi3): Define if we have -misel on 64-bit systems.
12883 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12885 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12887 * config/avr/avr.c (avr_current_device): New variable.
12888 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12889 (avr_arch, mcu_type_s): Move to avr.h.
12890 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12891 default_data_section_start fields.
12892 (avr_arch): Moved from avr.c.
12893 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12894 library_name fields.
12895 (avr_current_device, avr_mcu_types, avr_arch_types,
12896 avr_device_to_arch, avr_device_to_data_start,
12897 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12898 (EXTRA_SPEC_FUNCTIONS): Define.
12899 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12900 options mapping. Use device_to_arch and device_to_data_start insted.
12901 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12902 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12903 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12904 * config/avr/driver-avr.c: New file.
12905 * config/avr/avr-devices.c: New file.
12907 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12909 * var-tracking.c (unshare_variable): Force initialized to
12910 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12911 (set_variable_part): Likewise.
12912 (struct variable_union_info): Remove pos_src field.
12913 (vui_vec, vui_allocated): New variables.
12914 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12915 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12916 == 1 use a simpler sorting algorithm. Compute pos field right
12917 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12918 Avoid quadratic comparison if !flag_var_tracking_uninit.
12919 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12920 unshare_variable unconditionally.
12921 (dataflow_set_different_2): Removed.
12922 (dataflow_set_different): Don't traverse second hash table.
12923 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12924 unconditionally to var_reg_set or var_mem_set.
12925 (emit_notes_in_bb): Likewise.
12926 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12928 (emit_note_insn_var_location): Don't set initialized to
12929 VAR_INIT_STATUS_INITIALIZED early.
12930 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12932 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12934 * tree-object-size.c (addr_object_size): Instead of checking
12935 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12936 are no FIELD_DECLs following it.
12938 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12940 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12941 order to match bswaps with signed source operands.
12943 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12945 * sdbout.c (sdbout_one_type): Fix braces in switch.
12947 2009-06-23 Richard Guenther <rguenther@suse.de>
12949 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12951 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12952 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12953 var_callused, callused_tree, var_storedanything, storedanything_tree,
12954 var_integer, integer_tree): Remove global variables.
12955 (new_var_info): Do not pass new id, append the new var to the
12956 global variable vector.
12957 (do_ds_constraint): Use is_global_var member of the variable-info.
12958 (new_scalar_tmp_constraint_exp): Adjust.
12959 (create_function_info_for): Likewise.
12960 (create_variable_info_for): Likewise.
12961 (find_what_var_points_to): Remove dead code.
12962 (init_base_vars): Simplify.
12963 (compute_points_to_sets): Adjust.
12965 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12967 * combine.c (try_combine): Dump information about the insns we're
12970 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12972 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12973 check when calling force_to_mode on TRUNCATE's operand.
12975 2009-06-22 Ian Lance Taylor <iant@google.com>
12977 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12979 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12981 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12983 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12985 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12986 override library linkage flags such as -static-libgcc or
12989 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12991 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12993 2009-06-22 Ian Lance Taylor <iant@google.com>
12995 * config/linux.opt: Put mglibc ahead of muclibc.
12997 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12998 for duplicate decls.
13000 2009-06-22 Matthias Klose <doko@ubuntu.com>
13002 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13004 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13007 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13008 instead of NULL if a parser error occurs.
13010 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13012 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13013 non-DWARF2_DEBUGGING_INFO version.
13015 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13017 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13018 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13020 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13021 (LIBGCC2_TF_CEXT): Define.
13024 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13027 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13029 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13031 * config/arm/arm.c (arm_override_options): Disable
13032 -mcaller-super-interworking and -mcallee-super-interworking.
13033 * doc/invoke.texi (ARM Options): Document this.
13035 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13037 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13038 * config/arm/constraints.md (j): New constraint for movw operands.
13039 (N): Remove thumb2 meaning.
13040 * config/arm/arm.md (*arm_movw): Delete.
13041 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13042 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13043 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13045 2009-06-22 Martin Jambor <mjambor@suse.cz>
13047 PR tree-optimization/40492
13048 * tree-sra.c (sra_modify_assign): Pass zero offsets to
13049 build_ref_for_offset.
13051 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
13053 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
13054 JUMP_TABLE_DATA_P predicates where applicable.
13055 * auto-inc-dec.c: Ditto.
13056 * builtins.c: Ditto.
13057 * caller-save.c: Ditto.
13059 * cfgcleanup.c: Ditto.
13060 * cfglayout.c: Ditto.
13062 * combine.c: Ditto.
13063 * combine-stack-adj.c: Ditto.
13067 * df-scan.c: Ditto.
13069 * dwarf2asm.c: Ditto.
13070 * dwarf2out.c: Ditto.
13071 * emit-rtl.c: Ditto.
13077 * function.c: Ditto.
13080 * genpreds.c: Ditto.
13081 * genrecog.c: Ditto.
13083 * ira-costs.c: Ditto.
13084 * ira-lives.c: Ditto.
13086 * loop-iv.c: Ditto.
13087 * lower-subreg.c: Ditto.
13088 * modulo-sched.c: Ditto.
13090 * postreload.c: Ditto.
13091 * print-rtl.c: Ditto.
13093 * reginfo.c: Ditto.
13094 * regmove.c: Ditto.
13095 * reload1.c: Ditto.
13098 * rtlanal.c: Ditto.
13100 * sched-vis.c: Ditto.
13102 * sel-sched-ir.c: Ditto.
13103 * simplify-rtx.c: Ditto.
13104 * targhooks.c: Ditto.
13105 * var-tracking.c: Ditto.
13106 * vmsdbgout.c: Ditto.
13108 2009-06-22 Matthias Klose <doko@ubuntu.com>
13110 * Makefile.in (install-plugin): Always use DESTDIR.
13112 2009-06-22 Olivier Hainque <hainque@adacore.com>
13114 * config/pa/pa.c (output_call): Don't optimize post call jumps
13115 into return address adjustments if the call may throw.
13117 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
13119 * arm.c (thumb1_output_casesi): New function.
13120 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
13121 optimizing for size or PIC.
13122 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
13123 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
13124 (casesi): Handle Thumb-1 when optimizing for size or PIC.
13125 (thumb1_casesi_internal_pic): New expand rule.
13126 (thumb1_casesi_dispatch): New pattern.
13127 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
13129 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
13130 in the text seciton when PIC or optimizing for size.
13131 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
13132 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
13133 preservation properties of code.
13134 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
13135 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
13136 (__gnu_thumb1_case_si): New function.
13137 * t-arm (LIB1ASMSRC): Define here.
13138 (LIB1ASMFUNCS): Add some common functions.
13139 * t-arm-elf (LIB1ASMSRC): Delete.
13140 (LIB1ASMFUNCS): Append to existing set.
13141 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13142 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13143 * t-symbian (LIB1ASMFUNCS): Likewise.
13144 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13145 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13147 2009-06-21 Richard Guenther <rguenther@suse.de>
13149 PR tree-optimization/38729
13150 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
13151 to loops with a single exit if -fno-expensive-optimizations.
13153 2009-06-21 Jakub Jelinek <jakub@redhat.com>
13155 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
13156 (dataflow_set): Change vars type from htab_t to shared_hash.
13157 (shared_hash_pool, empty_shared_hash): New variables.
13158 (vars_clear): Removed.
13159 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
13160 shared_hash_find_slot_unshare, shared_hash_find_slot,
13161 shared_hash_find_slot_noinsert, shared_hash_find): New
13163 (shared_hash_unshare, shared_hash_destroy): New functions.
13164 (unshare_variable): Unshare set->vars if shared, use
13166 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
13167 (get_init_value, find_src_set_src, dump_dataflow_set,
13168 clobber_variable_part, emit_notes_for_differences): Use
13170 (dataflow_set_init): Remove second argument, set vars to
13171 empty_shared_hash instead of creating a new htab.
13172 (dataflow_set_clear): Call shared_hash_destroy and set vars
13173 to empty_shared_hash instead of calling vars_clear.
13174 (dataflow_set_copy): Don't call vars_copy, instead just share
13175 the src htab with dst.
13176 (variable_union): Use shared_hash_*, use initially NO_INSERT
13177 lookup if set->vars is shared. Don't keep slot cleared before
13178 calling unshare_variable. Unshare set->vars if needed.
13179 Even ->refcount == 1 vars must be unshared if set->vars is shared
13180 and var needs to be modified.
13181 (variable_canonicalize): New function.
13182 (dataflow_set_union): If dst->vars is empty, just share src->vars
13183 with dst->vars and traverse with variable_canonicalize to canonicalize
13184 and unshare what is needed.
13185 (dataflow_set_different): If old_set and new_set use the same shared
13186 htab, they aren't different. If number of htab elements is different,
13187 htabs are different. Use shared_hash_*.
13188 (dataflow_set_destroy): Call shared_hash_destroy instead of
13190 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
13191 second argument to dataflow_set_init.
13192 (vt_initialize): Likewise. Initialize shared_hash_pool and
13193 empty_shared_hash, move bb in/out initialization afterwards.
13194 Use variable_htab_free instead of NULL as changed_variables del hook.
13195 (variable_was_changed): Change type of second argument to pointer to
13196 dataflow_set. When inserting var into changed_variables, bump
13197 refcount. Unshare set->vars if set is shared htab and slot needs to
13199 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
13200 lookup if set->vars is shared. Unshare set->vars if needed.
13201 Even ->refcount == 1 vars must be unshared if set->vars is shared
13202 and var needs to be modified. Adjust variable_was_changed caller.
13203 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
13204 vars must be unshared if set->vars is shared and var needs to be
13205 modified. Adjust variable_was_changed caller.
13206 (emit_note_insn_var_location): Don't pool_free var.
13207 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13209 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13210 free_alloc_pool on shared_hash_pool.
13212 2009-06-20 Anthony Green <green@moxielogic.com>
13214 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13215 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13217 2009-06-20 Richard Guenther <rguenther@suse.de>
13219 * tree-ssa-structalias.c (find_func_aliases): For memset use
13220 a constraint from NULL if we memset to zero.
13221 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13222 we explicitly handle that do not read from memory.
13223 (call_may_clobber_ref_p_1): Properly handle builtins that may
13226 2009-06-20 Richard Guenther <rguenther@suse.de>
13228 PR tree-optimization/40495
13229 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13230 (new_scalar_tmp_constraint_exp): New function.
13231 (process_constraint): Do not create temporary decls.
13232 (process_all_all_constraints): Likewise.
13233 (handle_const_call): Likewise.
13234 (create_function_info_for): Do not set decl.
13236 2009-06-19 Ian Lance Taylor <iant@google.com>
13238 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13239 (rs6000_attribute_table): Make static; move before use.
13241 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13243 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13244 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13245 Propagate the TREE_READONLY flag without overwriting it.
13246 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13247 Propagate the TREE_READONLY flag onto the result.
13248 (process_call_operands): Move around. Use correct constant value.
13250 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13253 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13254 * config/arm/arm.md: Likewise.
13256 2009-06-19 Ian Lance Taylor <iant@google.com>
13258 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13259 to GIMPLE_ERROR_MARK.
13261 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13262 op2_original_type parameters. Warn about using different enum types.
13263 * c-parser.c (c_parser_conditional_expression): Pass original
13264 types to build_conditional_expr.
13265 * c-tree.h (build_conditional_expr): Update declaration.
13267 2009-06-19 Ian Lance Taylor <iant@google.com>
13269 * config/i386/i386.c (ix86_function_specific_save): Test that
13270 fields match values, rather than testing the values are in a
13273 2009-06-19 Richard Guenther <rguenther@suse.de>
13275 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13276 ADDR_EXPR pointers.
13277 (ptr_derefs_may_alias_p): Likewise.
13278 (ptr_deref_may_alias_ref_p_1): New function.
13279 (ptr_deref_may_alias_ref_p): Likewise.
13280 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13281 covered by looking at the ESCAPED solution.
13282 (call_may_clobber_ref_p_1): Likewise.
13283 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13284 Handle NULL_TREE offset. Do not produce redundant constraints.
13285 (process_all_all_constraints): New helper function.
13286 (do_structure_copy): Use it.
13287 (handle_lhs_call): Likewise.
13288 (find_func_aliases): Handle some builtins with pointer arguments
13289 and/or return values explicitly.
13291 2009-06-19 Ian Lance Taylor <iant@google.com>
13293 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13295 2009-06-19 Ian Lance Taylor <iant@google.com>
13297 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13299 2009-06-19 Ian Lance Taylor <iant@google.com>
13301 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13302 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13305 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13306 uninitialized const.
13308 2009-06-19 Ian Lance Taylor <iant@google.com>
13310 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13313 * c-decl.c (in_struct, struct_types): Remove.
13314 (struct c_binding): Add in_struct field.
13315 (c_binding_ptr): Define type, along with VEC.
13316 (struct c_struct_parse_info): Define.
13317 (struct_parse_info): New static variable.
13318 (bind): Initialize in_struct field.
13319 (start_struct): Remove enclosing_in_struct and
13320 enclosing_struct_types parameters. Add
13321 enclosing_struct_parse_info parameter. Change all callers. Set
13322 struct_parse_info rather than in_struct and struct_types.
13323 (grokfield): If -Wc++-compat and there is a symbol binding for the
13324 field name, set the in_struct flag and push it on the
13325 struct_parse_info->fields vector.
13326 (warn_cxx_compat_finish_struct): New static function.
13327 (finish_struct): Remove enclosing_in_struct and
13328 enclosing_struct_types parameters. Add
13329 enclosing_struct_parse_info parameter. Change all callers. Don't
13330 set C_TYPE_DEFINED_IN_STRUCT here. Call
13331 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13332 parameter. Only push on struct_types if warn_cxx_compat.
13333 (finish_enum): Only push on struct_types if warn_cxx_compat.
13334 (declspecs_add_type): Add loc parameter. Change all callers.
13335 Change all error calls to error_at. Pass loc, not input_location,
13336 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13337 defined in a struct. If -Wc++-compat and parsing a struct, record
13338 that a typedef name was used.
13339 * c-parser.c (c_parser_declspecs): Get location to pass to
13340 declspecs_add_type.
13341 (c_parser_struct_or_union_specifier): Update calls to start_struct
13343 * c-tree.h (struct c_struct_parse_info): Declare.
13344 (finish_struct, start_struct): Update declarations.
13345 (declspecs_add_type): Update declaration.
13347 2009-06-19 Ian Lance Taylor <iant@google.com>
13349 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13350 variable with an anonymous type.
13352 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13354 * see.c: Remove for real.
13356 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13358 * optabs.h (enum optab_index): Add new OTI_significand.
13359 (significand_optab): Define corresponding macro.
13360 * optabs.c (init_optabs): Initialize significand_optab.
13361 * genopinit.c (optabs): Implement significand_optab using
13362 significand?f2 patterns.
13363 * builtins.c (expand_builtin_mathfn): Handle
13364 BUILT_IN_SIGNIFICAND{,F,L}.
13365 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13366 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13368 * config/i386/i386.md (significandxf2, significand<mode>2): New
13369 expanders to implement significandf, significand and significandl
13370 built-ins as inline x87 intrinsics.
13372 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13374 * config/avr/avr.c (avr_override_options): Remove setting value of
13375 PARAM_INLINE_CALL_COST.
13377 2009-06-18 Richard Henderson <rth@redhat.com>
13380 * tree-pass.h (TDF_ASMNAME): New.
13381 * tree-dump.c (dump_options): Add asmname.
13382 * doc/invoke.texi: Document it.
13384 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13385 (dump_decl_name): ...here.
13386 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13387 (dump_generic_node): Update dump_function_name calls.
13388 (print_call_name): New flags arg; update all dump calls.
13389 * diagnostic.h (print_call_name): Update.
13390 * gimple-pretty-print.c (dump_gimple_call): Update.
13392 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13395 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13397 2009-06-18 Diego Novillo <dnovillo@google.com>
13399 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13400 * plugin.c (str_license): Declare.
13401 (try_init_one_plugin): Assert that the symbol
13402 'plugin_is_GPL_compatible' exists.
13404 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13407 * Makefile.in (OBJS-common): Remove see.o.
13409 * common.opt (fsee): Mark as preserved for backward compatibility.
13410 * opts.c (common_handle_option): Add OPT_fsee to the backward
13411 compatibility section.
13412 * passes.c (init_optimization_passes, pass_see): Remove pass.
13413 * timevar.def (TV_SEE): Remove.
13414 * tree-pass.h (pass_see): Remove declaration.
13415 * doc/invoke.texi (-fsee): Remove documentation.
13417 2009-06-18 Martin Jambor <mjambor@suse.cz>
13419 * tree-sra.c: Include statistics.h
13420 (sra_stats): New variable.
13421 (sra_initialize): Clear sra_stats.
13422 (create_access_replacement): Increment sra_stats.replacements.
13423 (get_access_replacement): Do not return twice.
13424 (analyze_all_variable_accesses): Increment statistics counter by the
13425 number of scalarized aggregates.
13426 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13427 (sra_modify_expr): Increment sra_stats.exprs.
13428 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13429 (sra_modify_assign): Increment sra_stats.exprs,
13430 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13431 (perform_intra_sra): Update statistics counters.
13432 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13434 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13436 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13437 (arm_scalar_mode_supported_p): New function.
13439 2009-06-18 Paul Brook <paul@codesourcery.com>
13440 Sandra Loosemore <sandra@codesourcery.com>
13442 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13443 (__extendhfsf2, __truncsfhf2): Define.
13444 * config/arm/fp16.c: New file.
13445 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13446 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13448 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13450 * doc/extend.texi (Half-Precision): New section.
13451 * doc/invoke.texi (Option Summary): List -mfp16-format.
13452 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13453 * config/arm/arm.opt (mfp16-format=): New.
13454 * config/arm/arm.c: Include intl.h.
13455 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13456 (TARGET_INVALID_RETURN_TYPE): Redefine.
13457 (TARGET_PROMOTED_TYPE): Redefine.
13458 (TARGET_CONVERT_TO_TYPE): Redefine.
13459 (arm_fp16_format): Define.
13460 (all_fpus): Add entry for neon-fp16.
13461 (fp_model_for_fpu): Likewise.
13462 (struct fp16_format): Declare.
13463 (all_fp16_formats): Define.
13464 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13466 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13468 (arm_legitimate_index_p): Treat HFmode like HImode.
13469 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13470 (coproc_secondary_reload_class): Special-case HFmode.
13471 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13472 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13473 (arm_init_fp16_builtins): New.
13474 (arm_init_builtins): Call it.
13475 (arm_invalid_parameter_type): New.
13476 (arm_invalid_return_type): New.
13477 (arm_promoted_type): New.
13478 (arm_convert_to_type).
13479 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13481 (arm_emit_fp16_const): New function.
13482 (arm_mangle_type): Mangle __fp16 as "Dh".
13483 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13485 (TARGET_NEON_FP16): New.
13486 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13487 (enum fputype): Add FPUTYPE_NEON_FP16.
13488 (enum arm_fp16_format_type): Declare.
13489 (arm_fp16_format): Declare.
13490 (LARGEST_EXPONENT_IS_NORMAL): Define.
13491 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13492 * config/arm/arm-modes.def (HFmode): Define.
13493 * config/arm/vfp.md (*movhf_vfp): New.
13494 (extendhfsf2): New.
13496 * config/arm/arm.md (fpu): Add neon_fp16.
13497 (floatsihf2, floatdihf2): New.
13498 (fix_trunchfsi2, fix_trunchfdi2): New.
13500 (extendhfdf2): New.
13502 (*arm32_movhf): New.
13503 (*thumb1_movhf): New.
13504 (consttable_2): Add check for HFmode constants.
13505 (consttable_4): Handle HFmode constants.
13507 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13509 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13511 2009-06-17 Olivier Hainque <hainque@adacore.com>
13513 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13514 const char ** conversion in AIX specific section.
13516 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13518 * config/i386/i386.c (ix86_special_builtin_type): Remove
13519 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13520 (bdesc_special_args): Updated.
13521 (ix86_init_mmx_sse_builtins): Likewise.
13522 (ix86_expand_special_args_builtin): Likewise.
13524 2009-06-17 Richard Henderson <rth@redhat.com>
13526 * tree-pretty-print.c (maybe_dump_asm_name): New.
13527 (dump_decl_name): Use it.
13528 (PRINT_FUNCTION_NAME): Merge into...
13529 (dump_function_name): ... here. Use maybe_dump_asm_name.
13531 2009-06-17 Cary Coutant <ccoutant@google.com>
13533 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13535 * debug.c (struct gcc_debug_hooks): Change placeholder for
13537 (debug_nothing_int_charstar_int): Replaced by...
13538 (debug_nothing_int_charstar_int_bool): ...this.
13539 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13540 source_line prototype.
13541 (debug_nothing_int_charstar_int): Replaced by...
13542 (debug_nothing_int_charstar_int_bool): ...this.
13543 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13544 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13545 Output is_stmt operand when necessary.
13546 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13547 (notice_source_line): Add is_stmt parameter.
13548 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13549 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13551 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13552 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13554 2009-06-17 Ian Lance Taylor <iant@google.com>
13556 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13558 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13561 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13563 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13564 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13565 tree_strip_sign_nop_conversions and
13566 tree_ssa_strip_useless_type_conversions rather than stripping
13567 the operations here.
13568 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13570 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13571 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13572 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13573 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13576 2009-06-17 Michael Eager <eager@eagercon.com>
13578 * config/rs6000/constraints.md (register_constraint "d"): New.
13579 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13580 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13581 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13582 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13583 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13584 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13585 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13586 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13587 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13588 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13590 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13591 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13592 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13593 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13594 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13595 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13596 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13597 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13598 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13599 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13600 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13601 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13602 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13603 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13605 2009-06-16 Ian Lance Taylor <iant@google.com>
13607 * profile.c (total_num_never_executed): Don't define.
13608 (compute_branch_probabilities): Don't count or print
13609 num_never_executed.
13610 (init_branch_prob): Don't set total_num_never_executed.
13611 (end_branch_prob): Don't print total_num_never_executed.
13613 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13615 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13617 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13619 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13620 (nabstd2_fpr): Same.
13622 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13624 * expr.c (expand_assignment): Change complex type check.
13626 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13628 * doc/plugins.texi (Building GCC plugins): Added new section.
13630 2009-06-17 Ian Lance Taylor <iant@google.com>
13632 * c-pch.c (get_ident): Don't set size of templ array.
13633 (pch_init): Don't set size of partial_pch array.
13635 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13636 string constant to intialize an array whose size is the length of
13639 2009-06-17 Richard Guenther <rguenther@suse.de>
13641 PR tree-optimization/40389
13642 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13643 to addressable types.
13644 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13646 2009-06-17 Richard Guenther <rguenther@suse.de>
13648 PR middle-end/40460
13649 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13650 if there is no evolution of left in the loop bail out.
13651 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13652 chrec_fold_multiply.
13654 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13655 Janis Johnson <janis187@us.ibm.com>
13658 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13659 for the symbol ref of a constant that is the source of a move
13660 - nor for any other not-obvious-label-ref constants.
13662 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13664 * plugin.c (position_pass): Skip newly inserted pass during list
13665 traversal to avoid repeated insertion.
13667 2009-06-16 Ian Lance Taylor <iant@google.com>
13669 * vec.h (VEC_stack_alloc): Define different version if
13670 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13671 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13672 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13673 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13675 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13677 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13679 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13680 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13681 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13682 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13683 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13684 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13685 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13686 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13687 __builtin_ia32_rdtscp.
13688 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13689 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13690 and __builtin_ia32_rorhi.
13691 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13692 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13693 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13694 (ix86_expand_args_builtin): Likewise.
13695 (ix86_expand_special_args_builtin): Likewise.
13697 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13698 (UNSPECV_RDTSC): Likewise.
13699 (UNSPECV_RDPMC): Likewise.
13700 (*bsr): Renamed to ...
13702 (*bsr_rex64): Renamed to ...
13705 (*rdpmc): Likewise.
13706 (*rdpmc_rex64): Likewise.
13708 (*rdtsc): Likewise.
13709 (*rdtsc_rex64): Likewise.
13710 (rdtscp): Likewise.
13711 (*rdtscp): Likewise.
13712 (*rdtscp_rex64): Likewise.
13714 * config/i386/ia32intrin.h: New.
13716 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13718 2009-06-16 Ian Lance Taylor <iant@google.com>
13720 * ira-build.c (copy_info_to_removed_store_destinations):
13721 Initialize parent_a.
13723 2009-06-16 Ian Lance Taylor <iant@google.com>
13725 * c-decl.c (grokdeclarator): Change size_varies to bool.
13727 2009-06-16 Ian Lance Taylor <iant@google.com>
13729 * sel-sched.c: Make forward declarations of move_op_hooks and
13730 fur_hooks explicitly extern.
13732 2009-06-16 Ian Lance Taylor <iant@google.com>
13734 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13735 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13737 2009-06-16 Ian Lance Taylor <iant@google.com>
13739 * resource.c (mark_referenced_resources): Change
13740 include_delayed_effects parameter to bool. Change all callers.
13741 (mark_end_of_function_resources): Likewise.
13742 * reorg.c (insn_references_resource_p): Likewise.
13743 (insn_sets_resource_p): Likewise.
13744 * resource.h (mark_referenced_resources): Update declaration.
13745 (mark_end_of_function_resources): Update declaration.
13747 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13749 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13751 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13753 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13754 GCC can bootstrap on AIX with GNU Binutils 2.20.
13756 2009-06-16 Ian Lance Taylor <iant@google.com>
13758 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13760 2009-06-16 Ian Lance Taylor <iant@google.com>
13762 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13763 inline, not extern inline.
13764 (exact_log2): Likewise.
13765 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13767 (exact_log2): Likewise, but don't test CTZ_HWI.
13769 2009-06-16 Ian Lance Taylor <iant@google.com>
13771 * bitmap.c (bitmap_clear): Don't declare as inline.
13772 * gimple.c (gimplify_assign): Likewise.
13773 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13774 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13775 (sched_scan_info): Remove duplicate definition.
13777 2009-06-16 Ian Lance Taylor <iant@google.com>
13779 * c-common.c (skip_evaluation): Don't define.
13780 (c_inhibit_evaluation_warnings): Define global variable.
13781 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13782 than skip_evaluation.
13783 (convert_and_check, warn_for_div_by_zero): Likewise.
13784 * c-common.h (skip_evaluation): Don't declare.
13785 (c_inhibit_evaluation_warnings): Declare.
13786 * c-parser.c (c_parser_typeof_specifier): Set
13787 c_inhibit_evaluation_warnings rather than skip_evaluation.
13788 (c_parser_conditional_expression): Likewise.
13789 (c_parser_binary_expression): Likewise.
13790 (c_parser_sizeof_expression): Likewise.
13791 (c_parser_alignof_expression): Likewise.
13792 * c-typeck.c (build_indirect_ref): Check
13793 c_inhibit_evaluation_warnings rather than skip_evaluation.
13794 (build_conditional_expr, build_binary_op): Likewise.
13796 2009-06-16 Richard Guenther <rguenther@suse.de>
13798 * tree-ssa-alias.c (is_escape_site): Remove.
13799 * tree-ssa-alias.h (enum escape_type): Remove.
13800 (is_escape_site): Likewise.
13801 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13802 via casts and asms without deferring to is_escape_site.
13804 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13806 PR middle-end/40446
13807 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13808 use gen_lowpart if op0 has complex mode.
13810 2009-06-16 Richard Guenther <rguenther@suse.de>
13812 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13813 variables add them to ESCAPED.
13814 (find_func_aliases): Do not make all indirectly stored values escaped.
13816 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13818 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13819 make_decl_one_only.
13821 2009-06-16 Martin Jambor <mjambor@suse.cz>
13823 PR tree-optimization/40432
13824 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13825 check whether we need to force gimple register operand.
13827 2009-06-16 Martin Jambor <mjambor@suse.cz>
13829 PR tree-optimization/40413
13830 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13831 build_ref_for_offset.
13832 (propagate_subacesses_accross_link): Fix a typo in a comment.
13834 2009-06-16 Ira Rosen <irar@il.ibm.com>
13836 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13837 with additional parameter.
13838 * tree-vectorizer.h (enum vect_def_type): Add new value
13840 (enum vect_relevant): Add comments.
13841 (vect_is_simple_reduction): Add new argument.
13842 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13843 Detect nested cycles.
13844 (vect_is_simple_reduction): Update documentation, add an argument to
13845 distinguish inner-loop reduction from nested cycle, detect nested
13846 cycles, fix printings and indentation, don't swap operands in case
13848 (get_initial_def_for_reduction): Handle subtraction.
13849 (vect_create_epilog_for_reduction): Add new argument to specify
13850 reduction variable.
13851 (vect_finalize_reduction): Handle subtraction, fix comments.
13852 (vectorizable_reduction): Handle nested cycles. In case of nested
13853 cycle keep track of the reduction variable position. Call
13854 vect_is_simple_reduction with additional parameter. Use original
13855 statement code in reduction epilogue for nested cycle. Call
13856 vect_create_epilog_for_reduction with additional parameter.
13857 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13858 inner-loop vectorization.
13859 (vect_recog_widen_sum_pattern): Likewise.
13860 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13862 (vect_mark_stmts_to_be_vectorized): Likewise.
13863 (vect_get_vec_def_for_operand): Handle nested cycles.
13865 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13867 * doc/invoke.texi (Debugging Options): Fix option index entries
13868 for -fdump-statistics, -frandom-seed add entries for
13869 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13870 (FRV Options): Fix entries for -mTLS, -mtls.
13871 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13872 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13873 (M68hc1x Options): Fix @itemx for -mnominmax.
13874 (MCore Options): Fix entry for -mno-lsim.
13875 (MMIX Options): Fix entry for -mabi=mmixware.
13876 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13878 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13880 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13881 Mention the plugin mode of gengtype.
13882 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13883 * gengtype.c: Updated copyright.
13884 (plugin_files, nb_plugin_files) Added new static variables.
13885 (measure_input_list) Care about plugin_files.
13886 (write_rtx_next): Added early return in plugin mode.
13887 (create_file): Updated copyright year in generated file. Added
13889 (oprintf): Added early return if NULL outf.
13890 (get_output_file_with_visibility): Care of plugin_files.
13891 (get_output_file_name): May return null.
13892 (write_local): Added early return.
13893 (put_mangled_filename): Ditto.
13894 (finish_root_table): Added check for base_files.
13895 (write_roots): Care about null when plugins.
13896 (main): Added plugin mode.
13898 2009-06-15 Ian Lance Taylor <iant@google.com>
13900 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13901 * gcov.c (read_count_file): Add braces around variables declared
13904 * c.opt (Wjump-misses-init): New warning.
13905 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13906 -Wall and -Wc++-compat if not already set.
13907 (c_common_post_options): Clear warn_jump_misses_init if it was not
13909 * c-decl.c (struct c_binding): Change type field to a union with
13910 new label field. Make it the first field in the struct. Update
13911 references to type to use u.type instead.
13912 (struct c_spot_bindings): Define.
13913 (struct c_goto_bindings): Define.
13914 (c_goto_bindings_p): Define, along with VECs.
13915 (struct c_label_vars): Define.
13916 (struct c_scope): Add has_label_bindings field.
13917 (bind_label, set_spot_bindings): New static functions.
13918 (decl_jump_unsafe, update_spot_bindings): New static functions.
13919 (update_label_decls): New static function.
13920 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13921 Update binding u.label field to shadowed field.
13922 (c_binding_start_stmt_expr): New function.
13923 (c_binding_end_stmt_expr): New function.
13924 (pushdecl): Don't call c_begin_vm_scope.
13925 (make_label): Add defining and p_label_vars parameters. Change
13927 (lookup_label): Correct test for whether a label has not yet been
13928 defined. Call bind_label rather than bind.
13929 (warn_about_goto): New static function.
13930 (lookup_label_for_goto): New function.
13931 (declare_label): Call bind_label rather than bind.
13932 (check_earlier_gotos): New static function.
13933 (define_label): Don't give errors about jumping into statement
13934 expressions or scopes of variably modified types. Call
13935 set_spot_bindings and check_earlier_gotos. Call bind_label
13936 instead of bind. Don't set label_context_stack_se or
13937 label_context_stack_vm.
13938 (c_get_switch_bindings): New function.
13939 (c_release_switch_bindings): New function.
13940 (c_check_switch_jump_warnings): New function.
13941 (start_function): Don't set label_context_stack_se or
13942 label_context_stack_vm.
13943 (finish_function): Likewise.
13944 * c-typeck.c (label_context_stack_se): Don't define.
13945 (label_context_stack_vm): Don't define.
13946 (c_finish_goto_label): Call lookup_label_for_goto rather than
13947 lookup_label. Don't give errors about jumping into a statement
13948 expression or the scope of a variably modified type. Don't set
13949 label_context_stack_se or label_context_stack_vm.
13950 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13951 fields. Add bindings field.
13952 (c_start_case): Don't set deleted fields. Set bindings field.
13953 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13954 or blocked_vm. Call c_check_switch_jump_warnings.
13955 (c_finish_case): Don't test blocked_stmt_expr field. Call
13956 c_release_switch_bindings.
13957 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13958 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13959 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13960 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13961 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13962 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13963 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13964 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13965 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13966 (C_DECL_UNJUMPABLE_VM): Don't define.
13967 (C_DECL_UNDEFINABLE_VM): Don't define.
13968 (struct c_label_list): Don't define.
13969 (struct c_label_context_se): Don't define.
13970 (struct c_label_context_vm): Don't define.
13971 (struct c_spot_bindings): Declare.
13972 (c_bindings_start_stmt_expr): Declare.
13973 (c_bindings_end_stmt_expr): Declare.
13974 (lookup_label_for_goto): Declare.
13975 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13976 (c_check_switch_jump_warnings): Declare.
13977 (label_context_stack_se, label_context_stack_vm): Don't declare.
13978 (c_finish_goto_label): Update declaration.
13979 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13980 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13981 (Warning Options): Document -Wjump-misses-init.
13983 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13985 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13988 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13990 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13992 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13994 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13996 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13998 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14000 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14002 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14003 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14004 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14005 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14006 * dwarf2asm.c (dw2_force_const_mem): Update call to
14007 make_decl_one_only.
14008 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14009 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14010 * langhooks.c (lhd_comdat_group): Remove.
14011 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14012 * tree.h (DECL_COMDAT_GROUP): New.
14013 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14014 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14015 (make_decl_one_only): Change signature.
14016 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14017 make_decl_one_only.
14018 (make_decl_one_only): Change signature.
14019 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14021 2009-06-15 Richard Guenther <rguenther@suse.de>
14023 PR middle-end/40439
14024 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14026 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14028 * tree-ssa-math-opts.c: Remove extra divide.
14030 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14032 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14034 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14036 * passes.c: Add bswap pass.
14037 * tree-pass.h: Add pass_optimize_bswap declaration.
14038 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14039 Include rtl.h, expr.h and optabs.h for optab_handler check.
14040 (struct symbolic_number, pass_optimize_bswap): New definition.
14041 (do_shift_rotate, verify_symbolic_number_p): New functions.
14042 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14043 (gate_optimize_bswap): New function.
14044 * tree.c (widest_int_cst_value): New function.
14045 * tree.h (widest_int_cst_value): Prototype added.
14047 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
14049 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
14050 REG_EQUAL/REG_EQUIV notes.
14052 2009-06-14 Richard Guenther <rguenther@suse.de>
14054 PR middle-end/40389
14055 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
14056 has its address taken if NRV was applied and it is addressable.
14057 * tree-ssa-structalias.c (get_constraint_for_address_of): New
14058 function split out from ...
14059 (get_constraint_for_1): ... here.
14060 (handle_rhs_call): Use it to mark the return slot escaped if
14061 it is addressable and NRV was applied.
14063 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14065 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
14066 Change first argument type to location_t.
14067 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
14068 Do not set input_location.
14069 Use loc instead of input_location throughout.
14071 2009-06-13 Richard Guenther <rguenther@suse.de>
14073 PR tree-optimization/40421
14074 * tree-predcom.c (should_unroll_loop_p): Remove.
14075 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
14077 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14079 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14080 Add location argument.
14082 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14084 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
14086 * config/s390/s390.c (s390_build_builtin_va_list): Same.
14087 (s390_gimplify_va_arg): Pass location to create_artificial_label.
14088 * config/spu/spu-protos.h: Add location to
14089 spu_resolve_overloaded_builtin.
14090 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
14091 spu_build_builtin_va_list.
14092 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
14093 argument. Pass location to build_function_call_vec.
14094 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
14096 (emit_fpu_switch): Same.
14097 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
14098 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
14099 to build_decl and create_artificial_label.
14100 (xtensa_gimplify_va_arg_expr): Same.
14101 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
14102 (xstormy16_gimplify_va_arg_expr): Same.
14103 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
14104 * config/arm/arm.c (arm_build_builtin_va_list): Same.
14105 * config/mips/mips.c (mips_build_builtin_va_list): Same.
14106 (mips16_build_function_stub): Same.
14107 (mips16_build_call_stub): Same.
14109 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
14112 * arm/constraints.md (Pa, Pb): New constraints.
14113 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
14114 split pattern to deal with them.
14116 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
14118 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
14119 fix index entry for -Xpreprocessor.
14121 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14123 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14124 Add location argument to build_decl call.
14125 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
14126 (rs6000_init_builtins): Same.
14127 (spe_init_builtins): Same.
14128 (rs6000_gimplify_va_arg): Add location argument to
14129 create_artificial_label call.
14131 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
14133 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
14134 * combine-stack-adj.c (pass_stack_adjustments): Use it.
14135 * Makefile.in: Fix GGC dependency for gcse.o.
14137 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14139 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
14140 * gimple-pretty-print.c (dump_gimple_stmt): Same.
14141 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
14143 * c-parser.c (c_parser_binary_expression): Use current column while
14144 building binary operations.
14145 * common.opt (fshow-column): Enable by default.
14146 * tree-vrp.c (check_array_ref): Use warning_at.
14147 (check_array_bounds): Use location from call back if expr has no
14149 * tree.h: Add location argument to maybe_fold_*.
14150 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
14151 (maybe_fold_offset_to_array_ref): Add location argument and use it.
14152 (maybe_fold_offset_to_component_ref): Same.
14153 (maybe_fold_offset_to_reference): Same.
14154 (maybe_fold_offset_to_address): Same.
14155 (maybe_fold_stmt_indirect): Same.
14156 (maybe_fold_stmt_addition): Same.
14157 (fold_stmt_r): Pass location to maybe_fold_*.
14158 (fold_gimple_assign): Same.
14159 * c-tree.h: Add location argument to finish_decl,
14160 default_function_array_conversion, store_init_value.
14161 * c-decl.c (define_label): Use error_at.
14162 (c_make_fname_decl): Pass location to finish_decl.
14163 (finish_decl): New location argument.
14164 (build_compound_literal): Pass location to store_init_value.
14165 (grokdeclarator): Pass location to finish_decl.
14167 * c-typeck.c (array_to_pointer_conversion): New location argument.
14168 (function_to_pointer_conversion): Same.
14169 (default_function_array_conversion): Same.
14170 (parser_build_unary_op): Pass location to overflow_warning.
14171 (parser_build_binary_op): Same. Use warning_at.
14172 (build_unary_op): Pass location to array_to_pointer_conversion.
14173 (build_c_cast): Pass location to digest_init.
14174 (build_modify_expr): New location argument.
14175 (convert_for_assignment): Same.
14176 (store_init_value): Same.
14177 (digest_init): Same.
14178 (output_init_element): Pass location to digest_init and
14179 array_to_pointer_conversion.
14180 (c_finish_return): Pass location to convert_for_assignment.
14181 * gimplify.c (gimplify_conversion): Pass location to
14182 maybe_fold_offset_to_address.
14183 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
14184 to maybe_fold_stmt_addition.
14185 * c-omp.c (c_finish_omp_atomic): Pass new location to
14187 (c_finish_omp_for): Same.
14188 * c-common.c (overflow_warning): New argument.
14189 * c-common.h: New argument to build_modify_expr, overflow_warning.
14190 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
14192 (c_parser_initializer): Pass location to
14193 default_function_array_conversion.
14194 (c_parser_initelt): Same.
14195 (c_parser_initval): Same.
14196 (c_parser_asm_operands): Same.
14197 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
14198 (c_parser_conditional_expression): Same.
14199 (c_parser_binary_expression): Add location info to stack. Use it.
14200 (c_parser_unary_expression): Pass location to
14201 default_function_array_conversion, parser_build_unary_op,
14202 build_indirect_ref, c_parser_postfix_expression_after_primary.
14203 (c_parser_postfix_expression_after_primary): New location argument.
14205 (c_parser_expression_conv): Pass location to
14206 default_function_array_conversion.
14207 (c_parser_expr_list): Same.
14208 (c_parser_omp_atomic): Same.
14209 (c_parser_omp_for_loop): Same.
14210 * c-tree.h (struct c_declarator): Add comment to id_loc.
14211 (build_array_declarator): New argument.
14212 * c-decl.c (build_array_declarator): Add location argument.
14213 (grokdeclarator): Set id_loc for cdk_array.
14214 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14215 build_array_declarator.
14216 * tree.c (build_omp_clause): Add location argument.
14217 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14218 (OMP_CLAUSE_LOCATION): New macro.
14219 (struct tree_omp_clause): Add location field.
14220 (build_omp_clause): Add argument.
14221 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14222 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14224 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14225 (cp_parser_omp_clause_collapse): Same.
14226 (cp_parser_omp_clause_default): Same.
14227 (cp_parser_omp_clause_if): Same.
14228 (cp_parser_omp_clause_nowait): Same.
14229 (cp_parser_omp_clause_num_threads): Same.
14230 (cp_parser_omp_clause_ordered): Same.
14231 (cp_parser_omp_clause_schedule): Same.
14232 (cp_parser_omp_clause_untied): Same.
14233 (cp_parser_omp_for_loop): Same.
14234 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14235 * c-tree.h (c_start_case): Add location argument.
14236 (c_process_expr_stmt): Same.
14237 (c_finish_goto_*): Same.
14238 * tree-parloops.c (initialize_reductions): Pass location to
14240 (create_parallel_loop): Same.
14241 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14242 (gfc_trans_omp_reduction_list): Same.
14243 (gfc_trans_omp_clauses): Same.
14244 (gfc_trans_omp_do): Same.
14245 * c-typeck.c (c_finish_goto_label): Same.
14246 (c_finish_goto_ptr): New location argument.
14247 (c_start_case): Same.
14248 (emit_side_effect_warnings): Same.
14249 (c_process_expr_stmt): Same.
14250 (c_finish_stmt_expr): Same.
14251 (c_finish_omp_clauses): Use error_at instead of error.
14252 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14254 * c-omp.c (c_split_parallel_clauses): New location argument.
14255 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14256 to build_omp_clause.
14257 (convert_local_reference_stmt): Same.
14258 (convert_gimple_call): Same.
14259 * c-common.h (c_split_parallel_clauses): New argument.
14260 * c-parser.c (c_parser_statement_after_labels): Pass location to
14261 c_finish_goto_label.
14262 (c_parser_switch_statement): Pass location to c_start_case.
14263 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14264 and c_process_expr_stmt.
14265 (c_parser_omp_variable_list): Add location argument.
14266 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14267 (c_parser_omp_clause_default): Same.
14268 (c_parser_omp_clause_if): Same.
14269 (c_parser_omp_clause_num_threads): Same.
14270 (-c_parser_omp_clause_ordered): Same.
14271 (c_parser_omp_clause_reduction): Pass location to
14272 c_parser_omp_variable_list.
14273 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14274 (c_parser_omp_clause_untied): Same.
14275 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14276 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14278 * c-tree.h (check_for_loop_decls, undeclared_variable,
14279 build_component_ref, build_array_ref, build_external_ref,
14280 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14281 build_conditional_expr, build_compound_expr, c_cast_expr,
14282 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14283 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14285 * c-semantics.c (build_stmt): Same.
14286 (build_case_label): Same.
14287 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14288 (undeclared_variable): New argument.
14289 (make_label): Same.
14290 (lookup_label): Pass location on down.
14291 (define_label): Same.
14292 (finish_decl): Same.
14293 (build_compound_literal): Same.
14294 (finish_struct): Same.
14295 (finish_function): Do not set location here.
14296 (check_for_loop_decls): New argument.
14297 * tree.c (save_expr): Set location.
14298 (build_empty_stmt): New argument.
14299 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14300 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14301 * builtins.c (gimplify_va_arg_expr): Use locations.
14302 (expand_builtin_sync_operation): Same.
14303 * c-typeck.c (build_component_ref): New argument.
14304 (build_array_ref): Same.
14305 (build_external_ref): Same.
14306 (c_expr_sizeof_expr): Same.
14307 (c_expr_sizeof_type): Same.
14308 (parser_build_unary_op): Same.
14309 (build_conditional_expr): Same.
14310 (build_compound_expr): Pass location on down.
14311 (build_compound_expr): New argument.
14312 (build_c_cast): Same.
14313 (c_cast_expr): Same.
14314 (build_asm_expr): Same.
14315 (c_finish_return): Same.
14316 (c_process_expr_stmt): Pass location on down.
14317 (c_finish_stmt_expr): New argument.
14318 (push_clenaup): Same.
14319 (c_finish_omp_parallel): Same.
14320 (c_finish_omp_task): Same.
14321 * gimplify.c (gimplify_call_expr): Pass location on down.
14322 * c-omp.c (c_finish_omp_master): New argument.
14323 (c_finish_omp_critical): Same.
14324 (c_finish_omp_ordered): Same.
14325 (c_finish_omp_barrier): Same.
14326 (-c_finish_omp_taskwait): Same.
14327 (c_finish_omp_atomic): Same.
14328 (c_finish_omp_flush): Same.
14329 * tree-inline.c (copy_tree_body_r): Pass location on down.
14330 (inline_forbidden_p): Remove use of input_location.
14331 * c-gimplify.c (c_build_bind_expr): New argument.
14332 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14333 (c_sizeof_or_alignof_type): New argument.
14334 (c_alignof_expr): Same.
14335 (build_va_arg): Same.
14336 (c_add_case_label): Same.
14337 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14338 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14339 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14340 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14341 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14342 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14344 * stub-objc.c (objc_build_selector_expr): Same.
14345 (objc_build_throw_stmt): Same.
14346 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14347 (c_parser_initelt): Same.
14348 (c_parser_compound_statement): Same.
14349 (c_parser_compound_statement_nostart): Same.
14350 (c_parser_label): Same.
14351 (c_parser_statement_after_labels): Same.
14352 (c_parser_if_body): Same.
14353 (c_parser_else_body): Same.
14354 (c_parser_if_statement): Same.
14355 (c_parser_switch_statement): Same.
14356 (c_parser_while_statement): Same.
14357 (c_parser_do_statement): Same.
14358 (c_parser_for_statement): Same.
14359 (c_parser_asm_statement): Same.
14360 (c_parser_conditional_expression): Same.
14361 (c_parser_binary_expression): Same.
14362 (c_parser_cast_expression): Same.
14363 (c_parser_unary_expression): Same.
14364 (c_parser_sizeof_expression): Same.
14365 (c_parser_alignof_expression): Same.
14366 (c_parser_postfix_expression): Same.
14367 (c_parser_expression): Same.
14368 (c_parser_objc_receiver): Same.
14369 (c_parser_omp_variable_list): Same.
14370 (c_parser_omp_structured_block): Same.
14371 (c_parser_omp_atomic): New argument.
14372 (c_parser_omp_barrier): Same.
14373 (c_parser_omp_critical): Same.
14374 (c_parser_omp_flush): Pass location on down.
14375 (c_parser_omp_for_loop): New argument.
14376 (c_parser_omp_for): Same.
14377 (c_parser_omp_master): Same.
14378 (c_parser_omp_ordered): Same.
14379 (c_parser_omp_sections_scope): Same.
14380 (c_parser_omp_sections): Same.
14381 (c_parser_omp_parallel): Same.
14382 (c_parser_omp_single): Same.
14383 (c_parser_omp_task): Same.
14384 (c_parser_omp_taskwait): Pass location on down.
14385 (c_parser_omp_construct): Same.
14386 (c_parser_omp_threadprivate): Same.
14387 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14388 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14389 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14390 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14391 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14392 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14393 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14394 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14395 config/i386/i386.c, stmt.c:
14396 Add location argument to the following function definitions and/or
14397 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14398 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14399 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14400 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14401 do_case, c_finish_bc_stmt, build_compound_literal,
14402 build_function_call.
14403 * c-decl.c (build_compound_literal): Add location argument.
14404 Make all diagnostic calls use location.
14405 (start_struct): Same.
14406 (finish_struct): Same.
14407 (start_enum): Same.
14408 (build_enumerator): Same.
14409 (start_function): Same.
14410 (grokdeclarator): Make all diagnostic calls use location.
14411 (store_parm_decls_oldstyle): Same.
14412 * c-typeck.c (build_function_call): Add location argument.
14413 Make all diagnostic calls use location.
14415 (c_finish_bc_stmt): Same.
14416 * tree-nested.c (get_trampoline_type): Add argument.
14417 Pass location to build_decl.
14418 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14419 * rtl.h (RTL_LOCATION): New.
14420 * c-common.c (c_add_case_label): Add location argument.
14421 Make all diagnostic calls use location.
14422 * c-common.h: Add location argument to make_fname_decl, do_case,
14423 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14424 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14425 Set it appropriately for every case. Pass enum_loc to start_enum
14426 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14428 (c_parser_struct_or_union_specifier): Save location. Use it for
14429 start_struct, finish_struct, and parser_xref_tag.
14431 2009-06-12 Ian Lance Taylor <iant@google.com>
14433 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14435 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14436 cpp_opts->warn_cxx_operator_names.
14438 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14441 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14442 is returns NULL and OP is a VCE, look through the VCE.
14444 2009-06-12 Ian Lance Taylor <iant@google.com>
14447 * collect2.c (main): Use CONST_CAST2 in code inside #if
14448 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14450 2009-06-12 Joey Ye <joey.ye@intel.com>
14452 PR middle-end/39146
14453 * cfgexpand.c (get_decl_align_unit): Update
14454 max_used_stack_slot_alignment with align instead of
14455 stack_alignment_needed.
14457 * function.c (assign_stack_local_1): Update
14458 max_used_stack_slot_alignment with alignment_in_bits instead
14459 of stack_alignment_needed.
14460 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14463 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14465 * dwarf2out.c (last_var_location_insn): New variable.
14466 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14467 (dwarf2out_var_location): Don't record anything after last real
14468 insn. Only change labels if there were any real instructions
14469 in between last note and this one, or if changed sections.
14471 2009-06-11 Richard Henderson <rth@redhat.com>
14473 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14474 note when storing the frame pointer in a register.
14475 (FRP): Don't redefine to nothing for epilogue.
14476 (alpha_expand_epilogue): Mark register and sp restores.
14477 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14479 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14480 when gen_lowpart is needed.
14482 2009-06-11 Richard Henderson <rth@redhat.com>
14484 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14486 * dwarf2out.c (need_data_align_sf_opcode): New.
14487 (div_data_align): Move earlier.
14488 (def_cfa_1, reg_save): Use it.
14490 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14492 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14493 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14494 (ix86_handle_option): Handle OPT_mcrc32.
14495 (ix86_target_string): Add -mcrc32.
14496 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14498 * config/i386/i386.h (TARGET_CRC32): New.
14500 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14501 (sse4_2_crc32di): Likewise.
14503 * config/i386/i386.opt (mcrc32): New.
14505 * doc/invoke.texi: Document -mcrc32.
14507 2009-06-11 Richard Henderson <rth@redhat.com>
14509 * common.opt (gdwarf-): Accept a version number.
14510 * doc/invoke.texi (gdwarf-): Update docs.
14511 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14512 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14513 version level, and record it.
14515 * dwarf2.h (DW_CIE_VERSION): Remove.
14516 * dwarf2out.c (DWARF_VERSION): Remove.
14517 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14518 (output_call_frame_info): Use CIE version 3 for dwarf3,
14519 or if the return register column is out of range for version 1.
14520 (dwarf_stack_op_name): Add all dwarf3 values.
14521 (DEBUG_PUBTYPES_SECTION): New.
14522 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14523 encoding change for dwarf3.
14524 (output_die) [dw_val_class_die_ref]: Likewise.
14525 (output_compilation_unit_header): Emit correct version for dwarf3.
14526 (output_line_info): Likewise.
14527 (output_pubnames): Update for DWARF_VERSION removal.
14528 (output_aranges): Likewise.
14529 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14530 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14531 (dwarf2out_finish): Likewise.
14533 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14535 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14538 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14541 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14542 * builtins.c (expand_builtin_unreachable): New function.
14543 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14544 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14545 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14547 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14548 searching for missing barriers.
14550 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14552 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14553 when -fprofile-generate* was passed.
14554 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14556 2009-06-11 Anthony Green <green@moxielogic.com>
14558 * config/moxie/moxie.md: Define length attribute for all instructions.
14560 (*b<cond:code>): Support limited branch ranges for new PC-relative
14561 branch instructions.
14562 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14564 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14566 * config/i386/i386.c (min_insn_size): Use get_attr_length
14567 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14568 For __asm return 0.
14570 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14571 instead of emit_insn_before.
14573 2009-06-10 Ian Lance Taylor <iant@google.com>
14576 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14579 2009-06-10 Revital Eres <eres@il.ibm.com>
14581 * passes.c (init_optimization_passes): Reschedule
14582 predictive-commoning pass before complete unroll pass.
14584 2009-06-10 Martin Jambor <mjambor@suse.cz>
14586 * cgraph.c (cgraph_node_can_be_local_p): New function.
14587 (cgraph_make_node_local): New function.
14588 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14589 (cgraph_make_node_local): Declare.
14591 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14593 * tree.h (tree_base): Add packed_flag and user_align fields.
14594 Decrease size of spare field.
14595 (TYPE_USER_ALIGN): Use user_align from tree_base.
14596 (DECL_USER_ALIGN): Likewise.
14597 (TYPE_PACKED): Use packed_flag from tree_base.
14598 (DECL_PACKED): Likewise.
14599 (tree_type): Delete packed_flag and user_align fields. Widen
14600 precision field. Widen mode field and shuffle fields to align
14601 mode on an 8-bit boundary.
14602 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14603 Renumber decl_flag_* fields. Fix comments. Widen
14604 decl_common_unused field.
14605 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14606 (DECL_EXTERNAL): Likewise.
14607 (DECL_BIT_FIELD): Likewise.
14608 (DECL_NONADDRESSABLE_P): Likewise.
14609 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14610 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14612 2009-06-10 Ian Lance Taylor <iant@google.com>
14614 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14615 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14616 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14617 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14618 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14619 DEF_VEC_ALLOC_FUNC_P.
14620 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14621 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14622 DEF_VEC_ALLOC_FUNC_O.
14623 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14624 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14625 DEF_VEC_ALLOC_FUNC_I.
14626 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14627 (vec_stack_p_reserve_exact_1): Declare.
14628 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14629 (vec_stack_free): Declare.
14630 (VEC_stack_alloc): Define.
14631 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14632 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14633 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14634 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14636 (stack_vecs): New static variable.
14637 (vec_stack_p_reserve_exact_1): New function.
14638 (vec_stack_o_reserve_1): New static function.
14639 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14640 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14641 (vec_stack_free): New function.
14642 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14643 (VEC_df_ref_stack_alloc): Define.
14644 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14645 DEF_VEC_ALLOC_P_STACK.
14646 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14647 (struct df_collection_rec): Change _vec fields to VEC. Remove
14649 (df_free_collection_rec): Adjust for new fields.
14650 (df_insn_rescan): Use new df_collection_rec fields.
14651 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14652 (df_ref_create_structure, df_ref_record): Likewise.
14653 (df_get_conditional_uses, df_get_call_refs): Likewise.
14654 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14655 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14656 (df_record_exit_block_uses, df_bb_verify): Likewise.
14657 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14658 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14659 Remove count parameter. Change return type to void. Change all
14661 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14662 Remove count parameter. Change return type to void. Change all
14664 (df_install_refs): Change old_vec parameter to VEC. Remove count
14665 parameter. Change all callers.
14666 (df_install_mws): Change old_vec parameter to VEC. Remove count
14667 parameter. Change all callers.
14668 (df_refs_verify): Change new_rec parameter to VEC. Change call
14670 (df_mws_verify): Likewise.
14672 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14674 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14676 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14678 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14680 2009-06-10 Anthony Green <green@moxielogic.com>
14682 * config/moxie/crti.asm: New file.
14683 * config/moxie/crtn.asm: New file.
14684 * config/moxie/moxie.c: New file.
14685 * config/moxie/moxie.h: New file.
14686 * config/moxie/sfp-machine.h: New file.
14687 * config/moxie/moxie-protos.h: New file.
14688 * config/moxie/t-moxie: Created.
14689 * config/moxie/t-moxie-softfp: Created.
14690 * config/moxie/moxie.md: Created.
14691 * config/moxie/constraints.md: Created.
14692 * config.gcc: Add moxie support.
14693 * doc/md.texi (Machine Constraints): Add moxie constraints.
14694 * doc/contrib.texi (Contributors): Mention moxie port.
14695 * doc/install.texi (Specific): Mention the moxie port.
14697 2009-06-09 Ian Lance Taylor <iant@google.com>
14699 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14700 compiling with C++.
14701 * optabs.c (optab_table): Only use designated initializers if
14702 HAVE_DESIGNATED_INITIALIZERS is defined.
14703 (convert_optab_table): Likewise.
14704 (init_optabs): Always call init_insn_codes if
14705 HAVE_DESIGNATED_INITIALIZERS is not defined.
14707 2009-06-09 Ian Lance Taylor <iant@google.com>
14709 * targhooks.c (default_builtin_vectorized_function): Change fn
14710 parameter to unsigned int.
14711 (default_builtin_vectorized_conversion): Change code parameter to
14713 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14714 * targhooks.h: Update declarations.
14715 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14716 parameter to unsigned int.
14718 * c-typeck.c (comptypes_check_enum_int): New static function.
14719 (comptypes_internal): Add enum_and_int_p parameter. Change all
14721 (comp_target_types): Add location parameter. Change all callers.
14722 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14723 Change all callers.
14724 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14725 (build_conditional_expr): Add colon_loc parameter. Change all
14727 (convert_for_assignment): Add location parameter. Change all callers.
14728 * c-parser.c (c_parser_conditional_expression): Pass location of
14729 colon to build_conditional_expr.
14730 * c-tree.h (build_conditional_expr): Update declaration.
14732 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14734 * graphite.c: Revert previous patch.
14736 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14739 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14741 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14743 * tree-ssa-loop-prefetch.c
14744 (loop_prefetch_arrays): Fixed a portability problem in printf format
14747 2009-06-09 Martin Jambor <mjambor@suse.cz>
14749 PR tree-optimization/40351
14750 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14751 refrence to a potential artifical subaccess can be constructed.
14753 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14755 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14756 (sh_override_options): Likewise.
14757 * config/sh/sh.c: Include params.h.
14758 (sh_optimization_options): New.
14759 (sh_override_options): Likewise.
14760 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14761 (OVERRIDE_OPTIONS): Use sh_override_options.
14763 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14765 * dwarf2out.c (emit_cfa_remember): New variable.
14766 (add_fde_cfi): If emit_cfa_remember, recurse to add
14767 DW_CFA_remember_state first.
14768 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14769 instead just set emit_cfa_remember.
14771 2009-06-08 Jan Hubicka <jh@suse.cz>
14774 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14776 2009-06-08 Jan Hubicka <jh@suse.cz>
14778 PR middle-end/39834
14779 * cgraphunit.c (save_inline_function_body): Do not copy transform
14780 hooks for saved inline bodies.
14781 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14782 for given function.
14784 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14786 * jump.c (returnjump_p): Handle delayed branches. Add missing
14789 2009-06-08 Jan Hubicka <jh@suse.cz>
14791 PR middle-end/40102
14792 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14793 original node might've been modified.
14794 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14796 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14798 * tree-object-size.c (addr_object_size): Add OSI argument.
14799 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14800 (compute_builtin_object_size, expr_object_size): Adjust callers.
14801 (plus_stmt_object_size): Call addr_object_size instead of
14802 compute_builtin_object_size.
14804 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14805 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14807 * tree-ssa-loop-prefetch.c
14808 (gather_memory_references): Introduced a counter for the number of
14810 (anything_to_prefetch_p): Introduced a counter for the number of
14812 (is_loop_prefetching_profitable): New function with a cost model
14814 (loop_prefetch_arrays): Use the new cost model to determine if
14815 prefetching is profitable.
14816 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14817 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14818 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14819 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14820 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14821 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14823 2009-06-08 Michael Matz <matz@suse.de>
14826 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14827 partitions use the same.
14828 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14829 for basevars of SSA_NAMEs.
14830 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14831 to not expand them twice.
14832 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14835 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14837 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14838 (fdump-final-insns=, gtoggle): New.
14839 * doc/invoke.texi: Document them.
14840 * final.c (rest_of_clean_state): Dump final insn stream.
14841 * gcc.c (invoke_as): Hook in -fcompare-debug.
14842 (static_spec_functions): Add compare-debug-dump-opt,
14843 compare-debug-self-opt and compare-debug-auxbase-opt.
14844 (compare_debug, compare_debug_second, compare_debug_opt): New.
14845 (switches_debug_check, n_switches_debug_check): New.
14846 (debug_auxbase_opt, debug_check_temp_file): New.
14847 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14849 (do_self_spec): Handle arguments after switches.
14850 (do_spec_1): Add .gk extension to temp file basenames for compare.
14851 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14852 (cc1_options): Use it instead of normal auxbase computation for
14853 the second compare-debug compilation.
14854 (compare_files): New.
14855 (main): Set up and implement compare debug mode.
14856 (compare_debug_dump_opt_spec_function): New.
14857 (compare_debug_self_opt_spec_function): New.
14858 (compare_debug_auxbase_opt_spec_function): New.
14859 * toplev.c (process_options): Handle flag_gtoggle,
14860 flag_dump_final_insns.
14861 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14862 during -fcompare-debug-second compilation.
14864 2009-06-07 Ian Lance Taylor <iant@google.com>
14866 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14867 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14869 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14870 with no default node. Change warning with %H to warning_at.
14871 Don't clear warn_switch around case checking.
14872 * doc/invoke.texi (Warning Options): Clarify distinction between
14873 -Wswitch and -Wswitch-enum.
14875 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14877 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14879 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14881 * gbl-ctors.h: Add header guard.
14883 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14885 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14886 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14887 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14888 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14889 prototypes for removed functions.
14890 (expressions_equal_p): Move to ...
14891 * tree-ssa-sccvn.h: ... here and ...
14892 * matrix-reorg.c: ... adjust includes.
14894 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14896 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14898 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14900 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14901 (finish_function): Remove erroneous whitespace.
14903 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14905 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14906 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14908 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14910 * errors.c (internal_error): Commentary typo fix.
14911 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14912 * tree-ssa-pre.c: Ditto.
14914 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14916 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14917 them is supposed to hold actual statements.
14919 2009-06-06 Ian Lance Taylor <iant@google.com>
14921 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14922 empty statements can now have attributes.
14924 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14926 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14927 * config/mips/mips.md: Ditto.
14929 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14931 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14933 (__eabi_uconvert): Likewise.
14935 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14937 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14938 CFI_* definitions with IN_GCC.
14940 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14942 * xcoffout.h (xcoffout_source_line): Update prototype.
14944 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14946 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14947 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14949 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14951 PR middle-end/40340
14952 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14953 inlined_function_outer_scope_p blocks for artificial inlines
14955 * tree.c (tree_nonartificial_location): Rewrite using
14956 block_nonartificial_location.
14958 2009-06-05 Revital Eres <eres@il.ibm.com>
14959 Leehod Baruch <leehod@il.ibm.com>
14961 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14962 (expand_expr_real_1): Remove comment.
14963 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14964 Vectorize misaligned access when the target supports it.
14965 (vect_supportable_dr_alignment): Check for unaligned access support.
14966 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14969 2009-06-05 Julian Brown <julian@codesourcery.com>
14971 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14972 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14974 2009-06-05 Richard Guenther <rguenther@suse.de>
14977 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14978 as possibly unused.
14980 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14982 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14983 (save_gprs): Don't tell unwinder when a global register is saved.
14984 (s390_emit_epilogue): Emit needed epilogue unwind info.
14986 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14988 * dwarf2out.c (deferred_asm_name): New.
14989 (add_name_and_src_coords_attributes): Defer creation of
14990 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14992 (move_linkage_attr): New.
14993 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14996 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14998 * tree-nested.c (finalize_nesting_tree_1): Declare the
14999 frame_decl in the binding tree.
15001 2009-06-04 Cary Coutant <ccoutant@google.com>
15003 * basic-block.h (struct basic_block_def): Add discriminator field.
15004 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15006 * debug.c (do_nothing_debug_hooks): Add additional entry.
15007 (debug_nothing_int_charstar_int): New function.
15008 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15009 (debug_nothing_int_charstar_int): New declaration.
15010 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15011 discriminator value in .loc directive.
15012 * final.c (last_discriminator): New variable.
15013 (discriminator): New variable.
15014 (final_start_function): Initialize above variables, pass current
15015 discriminator to debug hook.
15016 (notice_source_line): Check for discriminator change.
15017 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15018 * sdbout.c (sdbout_source_line): New parameter.
15019 * tree-cfg.c (struct locus_discrim_map): New structure type.
15020 (discriminator_per_locus): New hash table.
15021 (build_gimple_cfg): Allocate and free discriminator hash table.
15022 (make_edges): Call assign_discriminator.
15023 (locus_map_hash): New function.
15024 (locus_map_eq): New function.
15025 (next_discriminator_for_locus): New function.
15026 (same_line_p): New function.
15027 (assign_discriminator): New function.
15028 (make_cond_expr_edges): Call assign_discriminator.
15029 (make_gimple_switch_edges): Likewise.
15030 (first_non_label_stmt): New function.
15031 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15033 * xcoffout.c (xcoffout_source_line): Add new parameter.
15035 * configure.ac (gcc_cv_as_discriminator): New configury check for
15036 gas support for discriminator.
15037 * configure: Regenerate.
15038 * config.in: Regenerate.
15040 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15042 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15043 val after checking for integers.
15045 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15047 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
15049 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
15050 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
15051 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
15052 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
15053 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
15054 X64_SSE_REGPARM_MAX.
15055 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
15056 X64_SSE_REGPARM_MAX.
15058 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15060 * gcc.c (report_times_to_file): New.
15061 (execute): Implement it.
15062 (process_command): Support -time=.
15063 * doc/invoke.texi: Document it.
15065 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15067 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
15068 that have value exprs.
15070 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15072 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
15073 declarations for constants until...
15074 (dw2_output_indirect_constant_1): ... this point.
15076 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
15079 * arm.md (arm_addsi3): Don't try to split an add with an
15080 eliminable register until after reload has completed.
15082 2009-06-03 Ian Lance Taylor <iant@google.com>
15084 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
15085 * genattrtab.c (write_length_unit_log): Likewise.
15086 * genchecksum.c (dosum): Likewise.
15087 * gengtype.c (write_rtx_next): Likewise.
15088 (finish_root_table, write_roots): Likewise.
15089 * gimple.c (gimple_ops_offset_): Likewise.
15090 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
15091 * config/arc/arc.c (arc_attribute_table): Likewise.
15092 * config/arm/arm.c (arm_attribute_table): Likewise.
15093 * config/avr/avr.c (avr_attribute_table): Likewise.
15094 * config/crx/crx.c (crx_attribute_table): Likewise.
15095 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
15096 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
15097 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
15098 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
15099 * config/sh/sh.c (sh_attribute_table): Likewise.
15100 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
15101 * config/spu/spu.c (spu_attribute_table): Likewise.
15102 * config/v850/v850.c (v850_attribute_table): Likewise.
15104 * config/alpha/alpha.c (vms_attribute_table): Make static.
15105 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
15106 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
15107 * config/mips/mips.c (mips_attribute_table): Likewise.
15109 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
15111 (cc1-checksum.o): Likewise.
15113 2009-06-03 Steve Ellcey <sje@cup.hp.com>
15115 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
15117 2009-06-03 Jakub Jelinek <jakub@redhat.com>
15119 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
15120 insn if it is changing sp. Use gen_add3_insn instead of
15121 conditionally gen_addsi3 and gen_adddi3.
15122 (offset_below_red_zone_p): New static inline function.
15123 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
15124 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
15125 * config/rs6000/ppc-asm.h: Include auto-host.h.
15126 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
15127 CFI_RESTORE): Define.
15128 * config/rs6000/crtresxgpr.asm: Add unwind info.
15129 * config/rs6000/crtresxfpr.asm: Likewise.
15130 * config/rs6000/crtresgpr.asm: Likewise.
15131 * config/rs6000/crtresfpr.asm: Likewise.
15132 * config/rs6000/crtsavgpr.asm: Likewise.
15133 * config/rs6000/crtsavfpr.asm: Likewise.
15135 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
15136 argument of DWARF2_FRAME_REG_OUT macros.
15138 2009-06-03 Julian Brown <julian@codesourcery.com>
15140 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
15141 words or less (including TImode) in core registers.
15143 2009-06-03 Richard Guenther <rguenther@suse.de>
15145 PR middle-end/40328
15146 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
15148 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
15150 * statistics.c (statistics_counter_event): Do not record event
15151 in pass dump if its number == -1.
15152 (curr_statistics_hash): Add assert that we never get passes
15153 with static number == -1.
15155 2009-06-03 Richard Guenther <rguenther@suse.de>
15156 Andrey Belevantsev <abel@ispras.ru>
15158 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
15159 non-BLKmode arrays addressable.
15161 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
15163 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
15164 * config/m68k/m68k.h: ... here.
15166 2009-06-03 Martin Jambor <mjambor@suse.cz>
15168 PR tree-optimization/40323
15169 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
15172 2009-06-03 Richard Guenther <rguenther@suse.de>
15174 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15177 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
15179 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15180 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
15181 JUMP_TABLE_DATA_P where applicable.
15182 * config/sh/sh.c: Ditto.
15183 * config/sh/sh.h: Ditto.
15184 * config/sh/sh.md: Ditto.
15185 * config/sh/symbian.c: Ditto.
15187 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
15189 * config/i386/driver-i386.c (describe_cache): Optimize
15190 concatenation of strings. Use snprintf instead of sprintf.
15191 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
15192 target when not compiling with GCC.
15194 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
15196 * config/sh/sh.c: Revert last change.
15197 (sh_expand_epilogue): Emit a blockage insn before the frame
15198 pointer adjustment unconditionally.
15200 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15202 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
15203 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
15204 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
15205 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
15206 to COLLECT_GCC_OPTIONS.
15208 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15210 * collect2.c (target_system_root): New variable.
15211 (main): Handle --sysroot=.
15212 (ignore_library): Strip the sysroot from the library path.
15214 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15216 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15217 (collect2.o): Depend on collect2-aix.h.
15218 (collect2-aix.o): New rule.
15219 * collect2-aix.h: New file.
15220 * collect2-aix.c: Likewise.
15221 * collect2.c: Include collect2-aix.h. Don't undefine
15222 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15223 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15224 Use TARGET_AIX_VERSION instead of _AIX51.
15225 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15226 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15227 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15228 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15229 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15231 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15233 * collect2.c (ignore_library): Avoid premature post-increment
15234 and null deference.
15236 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15238 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15239 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15240 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15241 CROSS_DIRECTORY_STRUCTURE too.
15242 (LINK_LIBG_SPEC): Likewise.
15243 (LIB_SPEC): Add %R to sysroot paths.
15244 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15245 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15246 * config/rs6000/aix51.h: As for aix43.h.
15247 * config/rs6000/aix52.h: Likewise.
15248 * config/rs6000/aix53.h: Likewise.
15249 * config/rs6000/aix61.h: Likewise.
15250 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15251 to the beginning of sysroot paths.
15253 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15255 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15256 INSN_LISTs that are out of the REG_NOTE range.
15258 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15260 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15261 (struct var_to_expand): Likewise.
15262 (struct opt_info): Add head and tail for linked lists of the above.
15263 (analyze_insn_to_expand_var): Initialize next.
15264 (analyze_iv_to_split_insn): Likewise.
15265 (analyze_insns_in_loop): Create linked lists.
15266 (allocate_basic_variable): Simplify for use without hash table.
15267 (insert_var_expansion_initialization): Likewise, make it type-safer.
15268 (combine_var_copies_in_loop_exit): Likewise.
15269 (apply_opt_in_copies): Walk lists rather than hash tables.
15270 (release_var_copies): Simplified and inlined by hand into...
15271 (free_opt_info): ... this function.
15273 2009-06-02 Richard Guenther <rguenther@suse.de>
15275 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15278 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15280 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15281 only for builtins that are not overridden.
15283 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15285 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15288 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15290 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15292 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15294 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15296 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15298 * common.opt (fdump-unnumbered-links): New.
15299 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15300 * print-rtl.c (flag_dump_unnumbered_links): New.
15301 (print_rtx): Test it.
15303 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15305 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15306 push/pop multiple to 8-byte alignment.
15308 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15310 * config/i386/i386.c (queued_cfa_restores): New static variable.
15311 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15313 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15314 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15315 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15316 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15317 note unconditionally.
15318 (ix86_emit_restore_regs_using_mov): Likewise.
15319 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15320 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15321 it through to ix86_emit_restore_reg_using_pop.
15322 (ix86_emit_leave): Add RED_OFFSET argument. Call
15323 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15324 instead of adding REG_CFA_OFFSET note unconditionally.
15325 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15326 the above functions. Call ix86_add_queued_cfa_restore_notes when
15329 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15330 force output of the label even for dwarf2out_do_cfi_asm.
15331 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15332 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15333 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15335 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15336 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15337 dwarf2out_cfi_label callers.
15338 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15339 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15340 Adjust dwarf2out_cfi_label callers.
15341 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15343 * config/i386/i386.h (struct machine_cfa_state,
15344 struct machine_function): Guard with ifndef USED_FOR_TARGET
15345 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15348 * emutls.c (__emutls_get_address): Change arr->size to mean number
15349 of allocated arr->data entries instead of # of slots + 1.
15351 PR middle-end/40316
15352 * recog.c (peep2_reinit_state): New function.
15353 (peephole2_init_state): Use it at the end of a basic block and also
15354 when seeing a RTX_FRAME_RELATED_P insn.
15356 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15358 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15359 fixuns_truncrfdi2): New.
15360 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15361 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15362 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15363 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15364 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15365 *recip_approx): Remove.
15366 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15367 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15368 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15370 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15373 2009-06-01 Ian Lance Taylor <iant@google.com>
15375 * attribs.c (register_attribute): Use CONST_CAST.
15376 * collect2.c (main): Use CONST_CAST2.
15377 (scan_prog_file): Likewise.
15378 * gcc.c (process_command, main): Likewise.
15379 * toplev.c (toplev_main): Likewise.
15381 * c-typeck.c (handle_warn_cast_qual): New static function,
15382 partially broken out of build_c_cast.
15383 (build_c_cast): Call handle_warn_cast_qual.
15384 * doc/invoke.texi (Warning Options): Document new effect of
15387 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15389 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15390 (diagnostic_report_current_module): Print columns.
15391 * common.opt (flag_show_column): Enable by default.
15393 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15395 * alias.c (find_base_term): Check for NULL term before returning.
15397 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15399 Revert due to PR40320:
15400 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15401 * calls.c (emit_library_call_value_1): Don't force_operand for move
15404 2009-06-01 Olivier Hainque <hainque@adacore.com>
15405 Eric Botcazou <ebotcazou@adacore.com>
15407 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15408 to be processed as a bitfield for constructor output purposes.
15409 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15411 * varasm.c (oc_local_state): New type, output_constructor
15412 local state to support communication with helpers.
15413 (oc_outer_state): New type, output_constructor outer state of
15414 relevance in recursive calls.
15415 (output_constructor_array_range): New output_constructor helper,
15416 extracted code for an array range element.
15417 (output_constructor_regular_field): New output_constructor helper,
15418 extracted code for an element that is not a bitfield.
15419 (output_constructor_bitfield): New output_constructor helper,
15420 extracted code for a bitfield element. Accept an OUTER state
15421 argument for recursive processing. Recurse on record or array
15422 CONSTRUCTOR values, possibly past noop conversions.
15423 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15424 VALUE is a valid constant-valued expression for use in a static
15425 bit-field initializer.
15426 (output_constructor): Rework to use helpers. Accept and honor an
15427 OUTER state argument for recursive calls. Return total size. Be
15428 prepared for nested constructors initializing bitfields.
15429 (output_constant): Feed OUTER in calls to output_constructor.
15431 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15433 * calls.c (emit_library_call_value_1): Don't force_operand for move
15436 2009-06-01 Nick Clifton <nickc@redhat.com>
15438 * doc/invoke.texi (IA-64 Options): Fix typo.
15440 2009-06-01 Ira Rosen <irar@il.ibm.com>
15442 PR tree-optimization/39129
15443 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15445 (vect_do_peeling_for_loop_bound): Use
15446 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15447 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15448 (vect_loop_versioning): Likewise.
15449 (vect_create_cond_for_alias_checks): Fix indentation.
15450 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15452 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15453 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15454 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15455 "control flow in loop".
15456 (vect_estimate_min_profitable_iters): Use
15457 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15458 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15459 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15460 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15461 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15462 statement belongs to a group of strided accesses with the exact code
15464 (vectorizable_load): Likewise.
15465 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15466 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15468 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15470 * config/freebsd-stdint.h: New file.
15471 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15472 Add freebsd-stdint.h to tm_file.
15474 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15476 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15477 (thumb2_extendhidi2): Likewise.
15479 2009-05-31 Ian Lance Taylor <iant@google.com>
15481 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15483 2009-05-31 Ian Lance Taylor <iant@google.com>
15485 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15486 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15487 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15489 2009-05-31 Jason Merrill <jason@redhat.com>
15491 * tree-pretty-print.c (print_call_name): Take the callee, not the
15492 call itself. Make non-static. Use dump_function_name for functions.
15493 (dump_generic_node): Adjust.
15494 * diagnostic.h: Declare print_call_name.
15495 * gimple-pretty-print.c (dump_gimple_call): Use it.
15497 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15499 * config/sh/sh.md (ashldi3_std): New define_expand.
15502 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15505 * config/sh/sh.c: Include debug.h.
15506 (sh_expand_epilogue): Emit a blockage insn before the frame
15507 pointer adjustment also when dwarf2out_do_frame returns true.
15509 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15511 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15512 (thumb2_extendqidi2): New pattern.
15514 2009-05-31 Ira Rosen <irar@il.ibm.com>
15516 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15517 mark phis for renaming.
15518 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15519 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15520 Call mark_sym_for_renaming.
15521 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15522 * tree-vect-loop.c (vect_transform_loop): Remove
15523 vect_memsyms_to_rename initialization and a call to
15524 mark_set_for_renaming.
15526 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15528 PR middle-end/40304
15529 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15530 frame related even if !set_cfa && style < 0.
15532 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15534 * config/i386/mingw-tls.c: New file.
15535 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15536 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15537 defining _WIN32 but not __CYGWIN__.
15539 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15541 * configure.ac: Add MPC support.
15543 * config.in, configure: Regenerate.
15545 2009-05-29 Richard Henderson <rth@redhat.com>
15547 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15548 NOTE_INSN_BASIC_BLOCK.
15549 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15550 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15551 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15553 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15555 (add_cfi): Disable check redefining cfa away from drap.
15556 (lookup_cfa_1): Add remember argument; handle remember/restore.
15557 (lookup_cfa): Pass remember argument.
15558 (cfa_remember): New.
15559 (compute_barrier_args_size_1): Remove sibcall check.
15560 (dwarf2out_frame_debug_def_cfa): New.
15561 (dwarf2out_frame_debug_adjust_cfa): New.
15562 (dwarf2out_frame_debug_cfa_offset): New.
15563 (dwarf2out_frame_debug_cfa_register): New.
15564 (dwarf2out_frame_debug_cfa_restore): New.
15565 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15566 (dwarf2out_begin_epilogue): New.
15567 (dwarf2out_frame_debug_restore_state): New.
15568 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15569 DW_CFA_restore_state.
15570 (output_cfi_directive): Likewise.
15571 (convert_cfa_to_fb_loc_list): Likewise.
15572 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15573 * dwarf2out.h: Update.
15574 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15575 (copy_insn_1): Early out for null.
15576 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15577 and dwarf2out_frame_debug_restore_state.
15578 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15579 (prologue_insn_hash, epilogue_insn_hash): New.
15580 (free_after_compilation): Adjust freeing accordingly.
15581 (record_insns): Create hash table if needed; push insns into
15582 hash instead of array.
15583 (maybe_copy_epilogue_insn): New.
15584 (contains): Search hash table instead of array.
15585 (sibcall_epilogue_contains): Remove.
15586 (thread_prologue_and_epilogue_insns): Split eh_return insns
15587 and mark them as epilogues.
15588 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15589 scanning in terms of basic blocks.
15590 * insn-notes.def (CFA_RESTORE_STATE): New.
15591 * jump.c (returnjump_p_1): Accept EH_RETURN.
15592 (eh_returnjump_p_1, eh_returnjump_p): New.
15593 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15594 CFA_REGISTER, CFA_RESTORE): New.
15595 * rtl.def (EH_RETURN): New.
15596 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15598 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15599 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15601 * config/i386/i386.c (gen_push): Update cfa state.
15602 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15603 add a CFA_ADJUST_CFA note.
15604 (ix86_dwarf_handle_frame_unspec): Remove.
15605 (ix86_expand_prologue): Update cfa state.
15606 (ix86_emit_restore_reg_using_pop): New.
15607 (ix86_emit_restore_regs_using_pop): New.
15608 (ix86_emit_leave): New.
15609 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15610 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15611 * config/i386/i386.h (struct machine_cfa_state): New.
15612 (ix86_cfa_state): New.
15613 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15614 (eh_return_internal): Merge from eh_return_<mode>,
15615 use eh_return rtx, split w/ epilogue.
15617 2009-05-29 Ian Lance Taylor <iant@google.com>
15619 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15621 * calls.c (emit_library_call_value_1): Likewise.
15623 * c-typeck.c (c_build_va_arg): New function.
15624 * c-tree.h (c_build_va_arg): Declare.
15625 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15626 instead of build_va_arg.
15628 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15630 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15631 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15632 (ptr_difference_cost): Use affine combinations to compute it.
15633 (difference_cost): Likewise.
15634 (get_computation_cost_at): Compute more accurate cost for addresses
15635 if the ratio is a multiplier allowed in addresses.
15636 For non-addresses, consider that an additional offset or symbol is
15639 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15641 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15642 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15644 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15645 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15646 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15648 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15649 to 1 for TYPE_SSE{IADD1,CVT1}.
15650 (prefix_vex_imm8): Removed.
15651 (length_vex): Only pass 1 as second argument to
15652 ix86_attr_length_vex_default if prefix_extra is 0.
15653 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15654 (length): For prefix vex computation use length_immediate
15655 attribute instead of prefix_vex_imm8.
15656 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15657 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15658 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15659 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15660 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15661 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15662 a space in between the operands.
15663 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15664 if one operand is 0xff and the other one si, di, bp or sp.
15665 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15666 other one si, di, bp or sp.
15667 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15668 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15669 type and mode attributes.
15670 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15671 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15672 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15673 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15674 prefix_data16 attribute iff MODE_DF.
15675 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15676 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15677 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15678 constm128_operand in length_immediate computation.
15679 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15680 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15681 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15682 length_immediate attribute to 1.
15683 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15684 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15685 for certain alternatives.
15686 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15687 prefix_data16 attribute if MODE_V1DF.
15688 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15689 length_immediate to 1.
15690 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15691 length_address to 4, set mode attribute to MODE_DI.
15692 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15693 (fxam<mode>2_i387): Set length attribute to 4.
15694 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15695 *prefetch_3dnow_rex): Override length_address attribute.
15696 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15698 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15699 (constm128_operand): Removed.
15700 * config/i386/i386.c (memory_address_length): For
15701 disp && !index && !base in 64-bit mode account for SIB byte if
15702 print_operand_address can't optimize disp32 into disp32(%rip)
15703 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15704 for fs: or gs: segment.
15705 (ix86_attr_length_immediate_default): When checking if shortform
15706 is possible, truncate immediate to the length of the non-shortened
15708 (ix86_attr_length_address_default): Ignore MEM_P operands
15710 (ix86_attr_length_vex_default): Only check for DImode on
15711 GENERAL_REG_P operands.
15712 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15713 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15714 (sse_cvttps2pi): Clear prefix_rep attribute.
15715 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15717 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15718 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15719 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15720 iff operand 2 is const_int_operand.
15721 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15722 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15723 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15725 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15727 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15728 prefix_data16 attribute for movlpd and movhpd instructions.
15729 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15730 length_immediate for shufpd instruction.
15731 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15732 (avx_cmpp<avxmodesuffixf2c><mode>3,
15733 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15734 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15735 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15736 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15737 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15738 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15739 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15740 prefix_data16 attribute for the first alternative to 1.
15741 (*avx_loadlps): Override length_immediate for the first alternative.
15742 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15743 attributes for second alternative.
15744 (*vec_concatv2sf_sse4_1): Override length_immediate and
15745 prefix_data16 attributes for second alternative.
15746 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15747 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15748 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15749 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15750 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15751 prefix_data16 and length_immediate to 1.
15752 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15754 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15755 prefix_extra attribute for variants that don't have 0f prefix alone.
15756 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15757 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15758 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15759 *sse4_1_pextrd): Set length_immediate to 1.
15760 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15761 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15763 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15764 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15765 length_immediate to 1 for second alternative.
15766 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15767 prefix_extra and length_immediate attributes for the first
15769 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15771 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15772 to 1 for the first and third alternative.
15773 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15775 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15777 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15779 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15780 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15781 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15782 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15783 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15784 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15785 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15786 ssse3_psign<mode>3): Override prefix_rex attribute.
15787 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15788 (ssse3_palignrti): Override length_immediate to 1.
15789 (ssse3_palignrdi): Override length_immediate to 1, override
15790 prefix_rex attribute.
15791 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15792 (sse4a_extrqi): Override length_immediate to 2.
15793 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15794 (sse4a_insertq): Override prefix_data16 to 0.
15795 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15796 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15797 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15798 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15799 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15800 and length_immediate to 1.
15801 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15802 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15803 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15804 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15805 and length_immediate to 1.
15806 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15807 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15808 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15809 avx_ptest256): Override prefix_extra to 1.
15810 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15811 Override prefix_data16 and length_immediate to 1.
15812 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15813 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15814 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15815 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15816 prefix_data16 to 0 and prefix_extra to 2.
15817 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15818 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15820 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15821 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15822 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15823 and prefix_extra to 2.
15824 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15825 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15826 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15827 avx_vpermilvar<mode>3,
15828 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15829 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15830 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15831 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15832 Override prefix_extra to 1.
15833 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15834 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15835 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15836 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15837 prefix_extra and length_immediate to 1.
15838 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15840 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15841 to 1 for the first alternative.
15842 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15843 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15845 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15846 *movv2sf_internal_avx, *movv2sf_internal): Override
15847 prefix_rep attribute for certain alternatives.
15848 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15849 attributes for certain alternatives.
15850 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15851 attributes for certain alternatives.
15852 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15853 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15854 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15855 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15856 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15857 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15858 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15859 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15860 length_immediate to 1 if operand 2 is const_int_operand.
15861 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15862 *vec_extractv2si_1): Set length_immediate attribute to 1.
15863 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15864 using old 3DNOW insn rather than SSE/3DNOW_A.
15865 (mmx_emms, mmx_femms): Clear modrm attribute.
15867 2009-05-29 Martin Jambor <mjambor@suse.cz>
15869 * tree-sra.c: New implementation of SRA.
15871 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15872 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15873 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15874 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15875 (SRA_MAX_STRUCTURE_COUNT): Removed.
15876 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15877 * doc/invoke.texi (sra-max-structure-size): Removed.
15878 (sra-field-structure-ratio): Removed.
15880 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15882 PR middle-end/40291
15883 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15886 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15888 PR rtl-optimization/40101
15889 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15890 seqno. Adjust comment.
15891 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15892 inserting bookkeeping before a jump, the jump is not scheduled.
15893 When no positive seqno found, provide a value. Add comment.
15895 2009-05-29 Richard Guenther <rguenther@suse.de>
15897 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15898 short-cutting on the first component.
15900 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15902 PR middle-end/39958
15903 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15904 for trees other than decls/types.
15906 2009-05-29 Richard Guenther <rguenther@suse.de>
15908 * tree-ssa-operands.c (get_expr_operands): Do not handle
15909 INDIRECT_REFs in the handled-component case. Remove
15910 unused get_ref_base_and_extent case.
15911 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15912 tree_low_cst and host_integerp where possible.
15913 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15914 codes for equivalence.
15915 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15917 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15919 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15920 to tmake_file for i[34567]86-*-cygwin*.
15922 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15925 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15926 (altivec_categorize_keyword, init_vector_keywords,
15927 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15930 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15932 * tree.c (handle_dll_attribute): Check if node is
15933 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15935 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15937 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15939 (thumb2_zero_extendqidi2): Likewise.
15941 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15943 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15944 instead of gen_movrt.
15945 * config/sh/sh.md (movrt): Remove.
15947 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15949 * doc/invoke.texi (IA-64 Options):
15950 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15951 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15952 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15953 -msched-prefer-non-control-spec-insns,
15954 -msched-stop-bits-after-every-cycle,
15955 -msched-count-spec-in-critical-path,
15956 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15957 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15958 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15959 and -msched-spec-verbose.
15961 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15963 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15964 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15966 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15968 2009-05-28 Richard Guenther <rguenther@suse.de>
15970 * tree-ssa-alias.c (ao_ref_init): New function.
15971 (ao_ref_base): Likewise.
15972 (ao_ref_base_alias_set): Likewise.
15973 (ao_ref_alias_set): Likewise.
15974 (refs_may_alias_p_1): Change signature.
15975 (refs_may_alias_p): Adjust.
15976 (refs_anti_dependent_p): Likewise.
15977 (refs_output_dependent_p): Likewise.
15978 (call_may_clobber_ref_p_1): Change signature.
15979 (call_may_clobber_ref_p): Adjust.
15980 (stmt_may_clobber_ref_p_1): New function split out from ...
15981 (stmt_may_clobber_ref_p): ... here.
15982 (maybe_skip_until): Adjust signature.
15983 (get_continuation_for_phi): Likewise.
15984 (walk_non_aliased_vuses): Likewise.
15985 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15986 (ao_ref_init): Declare.
15987 (ao_ref_base): Likewise.
15988 (ao_ref_alias_set): Likewise.
15989 (stmt_may_clobber_ref_p_1): Likewise.
15990 (walk_non_aliased_vuses): Adjust.
15991 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15992 (get_ref_from_reference_ops): remove.
15993 (vn_reference_lookup_2): Adjust signature.
15994 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15995 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15996 (vn_reference_lookup): Adjust.
15997 (vn_reference_insert): Likewise.
15998 (vn_reference_insert_pieces): Adjust signature.
15999 (visit_reference_op_call): Adjust.
16000 * tree-ssa-pre.c (get_expr_type): Simplify.
16001 (phi_translate_1): Adjust.
16002 (compute_avail): Likewise.
16003 (translate_vuse_through_block): Do not re-build trees.
16004 (value_dies_in_block_x): Likewise.
16005 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16007 (vn_reference_lookup_pieces): Adjust declaration.
16008 (vn_reference_insert_pieces): Likewise.
16010 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16012 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16013 with checking disabled.
16015 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16019 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16020 macro definition for support of three-operand format aligned
16021 .comm directive in assembler on cygwin/pe/mingw target OS.
16022 * configure: Regenerate.
16023 * config.h: Regenerate.
16025 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16026 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16027 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16029 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16030 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16032 2009-05-28 Ira Rosen <irar@il.ibm.com>
16034 PR tree-optimization/40254
16035 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16036 in analysis of basic blocks.
16038 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16040 PR middle-end/33699
16041 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16042 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16043 (TARGET_INITIALIZER): Use it.
16044 * cse.c (CHEAPER): Move it up to the other macros.
16045 (insert): Rename this ...
16046 (insert_with_costs): ... to this. Add cost parameters. Update
16048 (insert): New function. Call insert_with_costs.
16049 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
16050 find_reg_offset_for_const, try_const_anchors): New functions.
16051 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16052 when using a const-anchor. Call insert_const_anchors.
16053 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
16054 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
16056 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16058 * tree-inline.c (remap_decls): Enable nonlocalized variables
16059 when not optimizing.
16061 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16063 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
16064 Simplify other tests involving optimize.
16066 2009-05-27 Tom Tromey <tromey@redhat.com>
16068 * unwind-dw2.c (_Unwind_DebugHook): New function.
16069 (uw_install_context): Call _Unwind_DebugHook.
16071 2009-05-27 Tom Tromey <tromey@redhat.com>
16073 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
16075 2009-05-27 Ian Lance Taylor <iant@google.com>
16077 * Makefile.in (LINKER, LINKER_FLAGS): Define.
16078 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
16079 (ALL_LINKERFLAGS): Define.
16080 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
16081 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16082 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
16083 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16084 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
16085 $(LINKER_FOR_BUILD).
16086 (build/gcov-iov$(build_exeext)): Likewise.
16088 2009-05-27 Julian Brown <julian@codesourcery.com>
16090 * gcse.c (target.h): Include.
16091 (can_assign_to_reg_without_clobbers_p): Check that the target allows
16092 copy of argument to a pseudo register.
16094 2009-05-27 Diego Novillo <dnovillo@google.com>
16096 * tree-ssa-live.c (dump_scope_block): Document arguments.
16097 (dump_scope_blocks): Document.
16098 (debug_scope_blocks): New.
16099 * tree-flow.h (debug_scope_blocks): Declare.
16101 2009-05-21 Denis Chertykov <denisc@overta.ru>
16103 * doc/contrib.texi (Contributors): Add myself to the list.
16105 2009-05-27 Olivier Hainque <hainque@adacore.com>
16107 * expr.c (target_align): New function. Alignment the TARGET of an
16108 assignment may be assume to have.
16109 (highest_pow2_factor_for_target): Use it instead of relying on
16110 immediate tree attributes of TARGET, not necessarily honored when
16111 intermediate bitfields are involved.
16113 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
16116 * config/i386/driver-i386.c (host_detect_local_cpu): Support
16117 AVX, SSE4, AES, PCLMUL and POPCNT.
16119 2009-05-27 Diego Novillo <dnovillo@google.com>
16121 * tree-pretty-print.c (dump_location): New.
16122 (dump_generic_node): Call it.
16123 Factor code to handle BLOCK nodes ...
16124 (dump_block_node): ... here.
16126 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
16128 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
16130 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
16132 * gcc-plugin.h: Include config.h and system.h.
16133 (IN_GCC): Define if not defined.
16135 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
16137 PR middle-end/40249
16138 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
16141 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
16143 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
16145 * config/m32r/m32r.h: Ditto.
16146 * config/m32r/m32r.md: Ditto.
16147 * config/m32r/predicates.md: Ditto.
16149 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
16151 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
16153 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
16156 (Loading plugins): typo.
16157 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
16158 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16159 (Interacting with the GCC Garbage Collector): Added new section.
16160 (Giving information about a plugin): Added new section for
16162 * ggc.h (ggc_register_root_tab): Added declaration.
16163 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
16164 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
16165 (register_callback): Improved comment in declaration.
16166 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
16167 (extra_root_vec) Added static variable for dynamic roots registration.
16168 (ggc_register_root_tab) Added new routine.
16169 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
16170 PLUGIN_GGC_MARKING event.
16171 * ggc-zone.c: Include plugin.h.
16172 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16173 * ggc-page.c: Include plugin.h.
16174 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16175 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
16176 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
16177 (register_callback): check lack of callbacks for
16178 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
16179 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
16180 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
16181 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16182 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
16183 dependency on plugin.h.
16184 (plugin.o): Added dependency on ggc.h...
16186 2009-05-26 Richard Guenther <rguenther@suse.de>
16188 PR middle-end/40248
16190 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16191 with mismatched comparison modes.
16193 * expr.c (expand_expr_real_1): Expand the operand of a
16194 VIEW_CONVERT_EXPR in its natural mode.
16196 2009-05-26 Ian Lance Taylor <iant@google.com>
16198 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
16199 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
16200 (ALL_COMPILERFLAGS): Define.
16201 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
16202 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16203 (collect2$(exeext), collect2.o): Likewise.
16204 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
16205 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
16206 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
16207 (libbackend.o, intl.o, cppdefault.o): Likewise.
16208 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16209 (build/%.o): Use $(COMPILER_FOR_BUILD).
16210 (build/gen%$(build_exeext)): Likewise.
16211 (build/gcov-iov$(build_exeext)): LIkewise.
16212 * config/t-darwin (darwin.o): Use $(COMPILER).
16213 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16214 * config/t-sol2 (sol2-c.o): Likewise.
16215 (sol2.o): Likewise.
16216 * config/t-vxworks (vxworks.o): Likewise.
16217 * config/x-darwin (host-darwin.o): Likewise.
16218 * config/x-hpux (host-hpux.o): Likewise.
16219 * config/x-linux (host-linux.o): Likewise.
16220 * config/x-solaris (host-solaris.o): Likewise.
16221 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16222 * config/arm/t-arm (arm-c.o): Likewise.
16223 * config/arm/t-pe (pe.o): Likewise.
16224 * config/arm/t-wince-pe (pe.o): Likewise.
16225 * config/i386/t-cygming (winnt.o): Likewise.
16226 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16227 * config/i386/t-cygwin (cygwin1.o): Likewise.
16228 (cygwin2.o): Likewise.
16229 * config/i386/t-i386 (i386-c.o): Likewise.
16230 * config/i386/t-interix (winnt.o): Likewise.
16231 * config/i386/t-netware (netware.o): Likewise.
16232 * config/i386/t-nwld (nwld.o): Likewise.
16233 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16234 * config/i386/x-i386 (driver-i386.o): Likewise.
16235 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16236 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16237 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16238 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16239 * config/mips/x-native (driver-native.o): Likewise.
16240 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16241 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16242 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16243 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16244 * config/score/t-score-elf (score7.o): Likewise.
16245 (score3.o): Likewise.
16246 * config/sh/t-sh (sh-c.o): Likewise.
16247 * config/sh/t-symbian (sh-c.o): Likewise.
16248 (symbian.o): Likewise.
16249 * config/spu/t-spu-elf (spu-c.o): Likewise.
16250 * config/v850/t-v850 (v850-c.o): Likewise.
16251 * config/v850/t-v850e (v850-c.o): Likewise.
16253 2009-05-26 Richard Guenther <rguenther@suse.de>
16255 PR tree-optimization/40122
16256 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16257 VECTOR_CSTs if possible.
16258 (fold_gimple_assign): Likewise.
16260 2009-05-26 Richard Guenther <rguenther@suse.de>
16262 PR middle-end/40252
16263 * fold-const.c (fold_binary): Use the correct types for building
16266 2009-05-26 Richard Guenther <rguenther@suse.de>
16268 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16269 redundant calls to merge_alias_info.
16270 (bump_vector_ptr): Likewise.
16271 * tree-ssa-copy.c (merge_alias_info): Remove.
16272 (replace_exp_1): Remove call to merge_alias_info.
16273 (propagate_tree_value): Likewise.
16274 (fini_copy_prop): Propagate points-to info.
16275 * tree-flow.h (merge_alias_info): Remove.
16277 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16279 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16281 2009-05-25 Jan Hubicka <jh@suse.cz>
16283 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16284 * cgraph.h (struct inline_summary): New filed self_wize,
16285 size_inlining_benefit, self_time and time_inlining_benefit.
16286 (struct cgraph_global_info): Replace insns by time ans size fields.
16287 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16288 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16289 (ipcp_update_callgraph): Do not touch function bodies.
16290 * ipa-inline.c: Include except.h
16291 (MAX_TIME): New constant.
16292 (overall_insns): Remove.
16293 (leaf_node_p): New.
16294 (overall_size, max_benefit): New static variables.
16295 (cgraph_estimate_time_after_inlining): New function.
16296 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16297 (cgraph_clone_inlined_nodes): Update size.
16298 (cgraph_mark_inline_edge): Update size.
16299 (cgraph_estimate_growth): Use size info.
16300 (cgraph_check_inline_limits): Check size.
16301 (cgraph_default_inline_p): Likewise.
16302 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16303 (cgraph_decide_recursive_inlining): Check size.
16304 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16306 (cgraph_decide_inlining): Likewise.
16307 (cgraph_decide_inlining_incrementally): Likewise; honor
16308 PARAM_EARLY_INLINING_INSNS.
16309 (likely_eliminated_by_inlining_p): New predicate.
16310 (estimate_function_body_sizes): New function.
16311 (compute_inline_parameters): Use it.
16312 * except.c (must_not_throw_labels): New function.
16313 * except.h (must_not_throw_labels): Declare.
16314 * tree-inline.c (init_inline_once): Kill inlining_weigths
16315 * tree-ssa-structalias.c: Avoid uninitialized warning.
16316 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16317 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16318 (PARAM_INLINE_CALL_COST): Remove.
16319 (PARAM_EARLY_INLINING_INSNS): New.
16321 2009-05-25 Richard Guenther <rguenther@suse.de>
16323 PR tree-optimization/36327
16324 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16325 callback for reference translation or lookup at the point of may-defs.
16326 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16327 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16328 for union COMPONENT_REFs.
16329 (vn_reference_lookup_3): New callback. Lookup from memset
16330 and CONSTRUCTOR assignment, translate through struct copies.
16331 (vn_reference_lookup_pieces): Make sure to not free the
16332 passed operands array. Adjust walk_non_aliased_vuses call.
16333 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16334 make sure we do not leak memory.
16336 2009-05-25 Richard Guenther <rguenther@suse.de>
16338 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16339 * tree-inline.c (expand_call_inline): Reset the escaped and
16340 callused solutions.
16341 * tree-ssa-structalias.c (pass_build_ealias): New.
16342 * tree-pass.h (pass_build_ealias): Declare.
16343 * passes.c (init_optimization_passes): Add PTA during
16344 early optimizations.
16345 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16346 and CALLUSED solutions.
16347 (dump_points_to_solution): New function, split out from ...
16348 (dump_points_to_info_for): ... here.
16349 * tree-parloops.c (parallelize_loops): Reset the escaped and
16350 callused solutions.
16352 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16355 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16356 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16358 2009-05-25 Ira Rosen <irar@il.ibm.com>
16360 PR tree-optimization/40238
16361 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16362 statements after basic block's labels.
16363 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16364 to free the allocated memory.
16366 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16368 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16369 return address with a USE.
16371 2009-05-24 Richard Guenther <rguenther@suse.de>
16373 PR middle-end/40233
16374 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16375 array type from the main variant of the inner type.
16377 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16379 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16380 definition to bool (from int) to un-break build.
16381 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16383 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16385 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16386 discard_stmt_changes): Delete.
16387 * tree-ssa-operands.c (scb_stack): Delete.
16388 (init_ssa_operands): Do not initialize it.
16389 (fini_ssa_operands): Do not free it.
16390 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16392 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16393 update_stmt, remove the others. Fix comments.
16394 * tree-dfa.c (optimize_stack_restore): Likewise.
16395 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16396 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16397 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16398 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16400 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16401 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16402 (dom_opt_finalize_block): Likewise, adjusting access to
16404 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16405 (stmts_to_rescan): Change item type to gimple.
16406 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16408 2009-05-24 Ira Rosen <irar@il.ibm.com>
16410 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16411 * tree-pass.h (pass_slp_vectorize): New pass.
16412 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16413 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16414 * tree-vectorizer.c (timevar.h): Include.
16415 (user_vect_verbosity_level): Declare.
16416 (vect_location): Fix comment.
16417 (vect_set_verbosity_level): Update user_vect_verbosity_level
16418 instead of vect_verbosity_level.
16419 (vect_set_dump_settings): Add an argument. Ignore user defined
16420 verbosity if dump flags require higher level of verbosity. Print to
16421 stderr only for loop vectorization.
16422 (vectorize_loops): Update call to vect_set_dump_settings.
16423 (execute_vect_slp): New function.
16424 (gate_vect_slp): Likewise.
16425 (struct gimple_opt_pass pass_slp_vectorize): New.
16426 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16427 access its members.
16428 (vec_info_for_bb): New function.
16429 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16430 (VECTORIZATION_ENABLED): New macro.
16431 (SLP_ENABLED, SLP_DISABLED): Likewise.
16432 (vect_is_simple_use): Add bb_vec_info argument.
16433 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16434 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16435 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16436 vect_schedule_slp, vect_analyze_slp): Likewise.
16437 (vect_analyze_stmt): Add slp_tree argument.
16438 (find_bb_location): Declare.
16439 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16440 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16441 (vect_analyze_loop_operations, vect_analyze_loop,
16442 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16443 vect_finalize_reduction, vectorizable_reduction,
16444 vectorizable_live_operation, vect_transform_loop): Likewise.
16445 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16446 skip evolution analysis if analyzing a basic block.
16447 (dr_analyze_indices): Likewise.
16448 (initialize_data_dependence_relation): Skip the test whether the
16449 object is invariant for basic blocks.
16450 (compute_all_dependences): Skip dependence analysis for data
16451 references in basic blocks.
16452 (find_data_references_in_stmt): Don't fail in case of invariant
16453 access in basic block.
16454 (find_data_references_in_bb): New function.
16455 (find_data_references_in_loop): Move code to
16456 find_data_references_in_bb and add a call to it.
16457 (compute_data_dependences_for_bb): New function.
16458 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16459 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16461 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16462 unknown dependence in basic block and fail in case of dependence in
16464 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16465 dependence instances from either loop or basic block vectorization
16467 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16468 before calling nested_in_vect_loop_p.
16469 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16470 dependence instances from either loop or basic block vectorization
16472 (vect_verify_datarefs_alignment): Likewise.
16473 (vect_enhance_data_refs_alignment): Adjust function calls.
16474 (vect_analyze_data_refs_alignment): Likewise.
16475 (vect_analyze_group_access): Fix printing. Skip different checks if
16476 DR_STEP is 0. Keep strided stores either in loop or basic block
16477 vectorization data structure. Fix indentation.
16478 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16480 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16481 dependence instances from either loop or basic block vectorization
16483 (vect_analyze_data_refs): Update comment. Call
16484 compute_data_dependences_for_bb to analyze basic blocks.
16485 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16486 case of loop vectorization. In case of basic block vectorization use
16487 data-ref itself as a base.
16488 (vect_create_data_ref_ptr): In case of basic block vectorization:
16489 don't advance the pointer, add new statements before the current
16490 statement. Adjust function calls.
16491 (vect_supportable_dr_alignment): Support only aligned accesses in
16492 basic block vectorization.
16493 * common.opt (ftree-slp-vectorize): New flag.
16494 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16495 (vect_pattern_recog_1): Likewise.
16496 * tree-vect-stmts.c (process_use): Likewise.
16497 (vect_init_vector): Add new statements in the beginning of the basic
16498 block in case of basic block SLP.
16499 (vect_get_vec_def_for_operand): Adjust function calls.
16500 (vect_finish_stmt_generation): Likewise.
16501 (vectorizable_call): Add assert that it is loop vectorization, adjust
16503 (vectorizable_conversion, vectorizable_assignment): Likewise.
16504 (vectorizable_operation): In case of basic block SLP, take
16505 vectorization factor from statement's type and skip the relevance
16506 check. Adjust function calls.
16507 (vectorizable_type_demotion): Add assert that it is loop
16508 vectorization, adjust function calls.
16509 (vectorizable_type_promotion): Likewise.
16510 (vectorizable_store): Check for outer loop only in case of loop
16511 vectorization. Adjust function calls. For basic blocks, skip the
16512 relevance check and don't advance pointers.
16513 (vectorizable_load): Likewise.
16514 (vectorizable_condition): Add assert that it is loop vectorization,
16515 adjust function calls.
16516 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16517 that it is not reduction, get vector type, call only supported
16518 functions, skip loop specific parts.
16519 (vect_transform_stmt): Check for outer loop only in case of loop
16521 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16522 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16523 for external definition.
16524 * passes.c (pass_slp_vectorize): New pass.
16525 * tree-vect-slp.c (find_bb_location): New function.
16526 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16527 check for patterns only in loops.
16528 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16529 case of multiple types in basic block SLP.
16530 (vect_mark_slp_stmts_relevant): New function.
16531 (vect_supported_load_permutation_p): Fix comment.
16532 (vect_analyze_slp_instance): Add argument. In case of basic block
16533 SLP, take vectorization factor from statement's type, check that
16534 unrolling factor is 1. Adjust function call. Save SLP instance in
16535 either loop or basic block vectorization structure. Return FALSE,
16537 (vect_analyze_slp): Add argument. Get strided stores groups from
16538 either loop or basic block vectorization structure. Return FALSE
16539 if basic block SLP failed.
16540 (new_bb_vec_info): New function.
16541 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16542 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16543 (vect_schedule_slp): Add argument. Get SLP instances from either
16544 loop or basic block vectorization structure. Set vectorization factor
16545 to be 1 for basic block SLP.
16546 (vect_slp_transform_bb): New function.
16547 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16549 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16551 * final.c (shorten_branches): Do not align labels for jump tables.
16552 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16554 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16556 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16557 Remove outdated reference to flow.c and fix nits.
16558 * doc/gccint.texi: Tweak RTL description.
16559 * doc/rtl.texi: Likewise.
16561 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16563 * config/avr/avr.c: Change my email address.
16564 * config/avr/avr.h: Likewise.
16565 * config/avr/avr.md: Likewise.
16566 * config/avr/avr-protos.h: Likewise.
16567 * config/avr/libgcc.S: Likewise.
16569 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16571 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16572 (spu_split_load, spu_split_store): Change return type to int.
16573 (spu_split_convert): Declare.
16574 * config/spu/predicates.md (spu_mem_operand): Remove.
16575 (spu_mov_operand): Update.
16576 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16577 * config/spu/spu.c (regno_aligned_for_load): Remove.
16578 (reg_aligned_for_addr, spu_expand_load): Define.
16579 (spu_expand_extv): Reimplement and handle MEM.
16580 (spu_expand_insv): Handle MEM.
16581 (spu_sched_reorder): Handle insn's with length 0.
16582 (spu_legitimate_address_p): Reimplement.
16583 (store_with_one_insn_p): Return TRUE for any mode with size
16584 larger than 16 bytes.
16585 (address_needs_split): Define.
16586 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16588 (spu_convert_move): Define.
16589 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16590 (spu_split_store): Change all MEM's to TImode.
16591 (spu_init_expanders): Preallocate registers that correspond to
16592 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16594 (spu_split_convert): Define.
16595 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16596 (_move<mode>, _movdi, _movti): Update predicate and condition.
16597 (load, store): Change to define_split.
16598 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16600 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16601 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16602 define_insn_and_split of lshr<mode>3.
16603 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16604 (<v>ashr<mode>3_imm): Define.
16605 (extv, extzv, insv): Allow MEM operands.
16606 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16607 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16608 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16609 (_spu_convert2): Change to define_insn_and_split and remove the
16610 corresponding define_peephole2.
16611 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16612 Change predicates to memory_operand.
16614 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16616 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16618 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16620 PR tree-optimization/40219
16621 * tree.c (iterative_hash_expr): Make sure the builtin function is
16622 a normal builtin function and not a front end or back end builtin
16623 before indexing into the built_in_decls array.
16625 2009-05-22 Richard Guenther <rguenther@suse.de>
16627 PR middle-end/38964
16628 * alias.c (write_dependence_p): Do not use TBAA for answering
16629 anti-dependence or output-dependence.
16630 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16631 (emit_pointer_definition): Remove.
16632 (emit_alias_warning): Likewise.
16633 (find_what_var_points_to): Remove TBAA pruning code.
16634 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16636 (compute_points_to_sets): Remove code computing the set of
16637 dereferenced pointers.
16638 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16639 oracle for querying anti and output dependencies.
16640 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16641 if TBAA may be applied.
16642 (refs_anti_dependent_p): New function.
16643 (refs_output_dependent_p): Likewise.
16644 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16645 (refs_output_dependent_p): Likewise.
16646 * doc/tree-ssa.texi (Memory model): New section.
16647 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16648 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16649 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16650 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16651 * expr.c (expand_expr_real_1): Likewise.
16652 * gimple-low.c (lower_stmt): Likewise.
16653 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16654 (dump_gimple_cdt): Remove.
16655 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16656 (gimple_size): Likewise.
16657 (walk_gimple_op): Likewise.
16658 (is_gimple_stmt): Likewise.
16659 (walk_stmt_load_store_addr_ops): Likewise.
16660 (gimple_build_cdt): Remove.
16661 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16662 * gimple.h (gimple_cdt_new_type): Remove.
16663 (gimple_cdt_new_type_ptr): Likewise.
16664 (gimple_cdt_set_new_type): Likewise.
16665 (gimple_cdt_location): Likewise.
16666 (gimple_cdt_location_ptr): Likewise.
16667 (gimple_cdt_set_location): Likewise.
16668 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16669 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16670 GIMPLE_CHANGE_DYNAMIC_TYPE.
16671 (verify_types_in_gimple_stmt): Likewise.
16672 * tree-inline.c (estimate_num_insns): Likewise.
16673 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16674 (copy_decl_to_var): Likewise.
16675 (copy_result_decl_to_var): Likewise.
16676 * tree-pretty-print.c (dump_generic_node): Do not handle
16677 CHANGE_DYNAMIC_TYPE_EXPR.
16678 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16679 * tree-ssa-operands.c (get_expr_operands): Likewise.
16680 * tree-ssa-structalias.c (struct variable_info): Remove
16681 no_tbaa_pruning member.
16682 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16683 (unify_nodes): Do not copy it.
16684 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16685 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16686 (set_uids_in_ptset): Do not check it.
16687 (find_what_var_points_to): Likewise.
16688 (compute_tbaa_pruning): Remove.
16689 (compute_points_to_sets): Do not call it.
16690 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16691 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16692 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16693 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16694 (DECL_NO_TBAA_P): Likewise.
16695 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16696 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16697 (expand_omp_atomic_pipeline): Do not set it.
16698 * print-tree.c (print_node): Do not dump it.
16699 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16702 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16705 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16708 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16710 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16713 2009-05-22 Ben Elliston <bje@au.ibm.com>
16715 * Makefile.in (bversion.h, s-bversion): New targets.
16716 (TOPLEV_H): Add bversion.h.
16717 * toplev.h: Include "bversion.h".
16718 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16719 the __format__ attribute only if compiling with the same version
16720 of GCC as the sources (the "build version").
16722 2009-05-22 Ben Elliston <bje@au.ibm.com>
16724 * c-format.c (handle_format_attribute): Fix comment typo.
16726 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16729 * config/ia64/ia64.opt (mfused-madd): New.
16730 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16731 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16732 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16733 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16734 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16735 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16736 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16737 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16738 instruction if !TARGET_FUSED_MADD.
16739 (fpma, fpms): Remove colon from name.
16741 2009-05-22 Richard Guenther <rguenther@suse.de>
16743 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16744 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16745 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16747 (create_expression_by_pieces): Only convert if necessary.
16748 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16749 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16751 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16753 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16754 regular pattern from a template and rename it ...
16755 (*extzv_truncsi_exts): ... to this.
16757 2009-05-21 Richard Guenther <rguenther@suse.de>
16759 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16760 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16761 (cgraph_default_inline_p): Likewise.
16762 (cgraph_decide_inlining_incrementally): Likewise.
16764 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16765 Uros Bizjak <ubizjak@gmail.com>
16767 * config/i386/cpuid.h (bit_MOVBE): New.
16769 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16771 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16772 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16773 (ix86_handle_option): Handle OPT_mmovbe.
16774 (ix86_target_string): Add -mmovbe.
16775 (pta_flags): Add PTA_MOVBE.
16776 (processor_alias_table): Add PTA_MOVBE to "atom".
16777 (override_options): Handle PTA_MOVBE.
16779 * config/i386/i386.h (TARGET_MOVBE): New.
16781 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16782 (*bswapsi_movbe): New.
16783 (*bswapdi_movbe): Likewise.
16784 (bswapdi2): Renamed to ...
16785 (*bswapdi_1): This.
16786 (bswapdi2): New expander.
16788 * config/i386/i386.opt (mmovbe): New.
16790 * doc/invoke.texi: Document -mmovbe.
16792 2009-05-21 Taras Glek <tglek@mozilla.com>
16794 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16795 * gcc-plugin.h (plugin_init): Updated signature.
16796 * gcc-plugin.h (plugin_name_args): Moved to this header.
16797 * doc/plugins.texi (plugin_init): Updated documention to reflect
16799 * doc/plugins.texi (plugin_name_args): Added to documention.
16801 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16803 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16804 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16806 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16808 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16809 JUMP_TABLE_DATA_P predicates where applicable.
16810 * config/i386/predicates.md: Ditto.
16811 * config/i386/sse.md: Ditto.
16813 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16815 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16816 operand2 -128 override length_immediate attribute to 1.
16817 * config/i386/predicates.md (constm128_operand): New predicate.
16819 * config/i386/i386.c (memory_address_length): Handle %r12
16820 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16822 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16823 mode look through optional ZERO_EXTEND and SUBREG.
16824 * config/i386/i386.md (R12_REG): New define_constant.
16825 (prefix_data16): For sse unit set also for MODE_TI insns.
16826 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16827 insns set if operand 1 is ext_QIreg_operand.
16828 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16829 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16831 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16832 mode from MODE_DI to MODE_SI.
16833 (movdi_1_rex64): Override modrm and length_immediate attributes
16834 only for movabs (TYPE_IMOV, alternative 2).
16835 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16836 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16837 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16838 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16839 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16840 prefix_rex attribute if DImode.
16841 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16842 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16843 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16844 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16845 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16846 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16847 Likewise. For TYPE_IMOV clear length_immediate attribute.
16848 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16849 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16850 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16851 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16852 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16853 or one operand TYPE_ISHIFT.
16854 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16855 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16856 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16857 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16858 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16859 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16860 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16861 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16862 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16863 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16864 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16865 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16866 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16867 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16868 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16869 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16870 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16871 set mode attribute, don't override length attribute.
16872 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16874 (return_internal_long): Set length attribute to 2 instead of 1.
16875 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16876 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16877 prefix_rex attribute.
16878 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16880 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16882 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16884 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16886 2009-05-20 Ian Lance Taylor <iant@google.com>
16888 * tree.c (build_tree_list_vec_stat): New function.
16889 (ctor_to_vec): New function.
16890 (build_nt_call_vec): New function.
16891 (build_call_array): Change args to be a const pointer.
16892 (build_call_vec): New function.
16893 * tree.h (build_nt_call_vec): Declare.
16894 (build_tree_list_vec_stat): Declare.
16895 (build_tree_list_vec): Define.
16896 (build_call_array): Update declaration.
16897 (build_call_vec): Declare.
16898 (ctor_to_vec): Declare.
16899 * c-common.c (tree_vector_cache): New static variable.
16900 (make_tree_vector): New function.
16901 (release_tree_vector): New function.
16902 (make_tree_vector_single): New function.
16903 (make_tree_vector_copy): New function.
16904 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16905 (make_tree_vector_single, make_tree_vector_copy): Declare.
16906 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16907 (c_parser_expr_list): Don't manage cache here, instead call
16909 (c_parser_release_expr_list): Remove static function.
16910 (c_parser_vec_to_tree_list): Remove static function.
16911 (c_parser_attributes): Call build_tree_list_vec instead of
16912 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16913 c_parser_release_expr_list.
16914 (c_parser_postfix_expression_after_primary): Likewise.
16915 (c_parser_objc_keywordexpr): Likewise.
16917 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16919 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16920 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16921 TARGET_CONVERT_TO_TYPE.
16922 * hooks.c (hook_tree_const_tree_null): Define.
16923 * hooks.h (hook_tree_const_tree_null): Declare.
16924 * target.h (struct gcc_target): Add invalid_parameter_type,
16925 invalid_return_type, promoted_type, and convert_to_type fields.
16926 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
16927 (TARGET_INVALID_RETURN_TYPE): Define.
16928 (TARGET_PROMOTED_TYPE): Define.
16929 (TARGET_CONVERT_TO_TYPE): Define.
16930 (TARGET_INITIALIZER): Update for new fields.
16931 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16932 (grokparms): Check targetm.invalid_parameter_type.
16933 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16934 * c-convert.c (convert): Check targetm.convert_to_type.
16936 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16938 * config/mips/mips.md (*extenddi_truncate<mode>,
16939 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16941 (*extendhi_truncateqi): New define_insn_and_sptit.
16943 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16945 PR middle-end/40204
16946 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16947 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16949 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16951 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16952 the operand of VIEW_CONVERT_EXPR.
16954 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16956 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16957 extended family and model for Intel processors. Support Intel Atom.
16959 2009-05-20 Olivier Hainque <hainque@adacore.com>
16961 * gstab.h (stab_code_type): Define, to be used instead of the
16962 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16964 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16965 occurrences by stab_code_type.
16966 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16968 2009-05-20 Martin Jambor <mjambor@suse.cz>
16970 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16971 (sra_insert_before): Likewise.
16972 (sra_insert_after): Likewise.
16973 (sra_init_cache): Likewise.
16974 (sra_type_can_be_decomposed_p): Likewise.
16975 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16976 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16977 (sra_insert_before): Likewise.
16978 (sra_insert_after): Likewise.
16979 (sra_init_cache): Likewise.
16980 (insert_edge_copies_seq): Made static and moved upwards.
16982 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16985 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16987 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16988 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16991 2009-05-20 Richard Guenther <rguenther@suse.de>
16993 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16994 with mismatched comparison modes.
16996 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16998 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16999 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17000 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17001 with shifts for Thumb2.
17002 (orsi_notsi): New for orn.
17003 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17004 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17005 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17006 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17007 Don't invert remainder for IOR.
17009 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17011 PR tree-optimization/40087
17012 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17013 number_of_iterations_ne): Rename never_infinite argument.
17014 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17015 number_of_iterations_le): Handle pointer-type ivs when
17016 exit_must_be_taken is false.
17017 (number_of_iterations_cond): Do not always assume that
17018 exit_must_be_taken if the control variable is a pointer.
17020 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17022 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17023 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17025 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17027 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17028 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17030 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17033 * c.opt (Wlogical-op): Disabled by default.
17034 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17036 * doc/invoke.texi (Wlogical-op): Likewise.
17038 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17040 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17042 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17043 Propagate the type of the first operand.
17044 <ASSERT_EXPR>: Simplify.
17045 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17046 Rewrite using the RHS code as discriminant.
17047 <NOP_EXPR>: Turn into CASE_CONVERT.
17048 <PLUS_EXPR>: Propagate the type of the first operand.
17050 2009-05-19 Steve Ellcey <sje@cup.hp.com>
17052 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
17053 (ia64_dconst_0_375): New.
17054 * config/ia64/ia64.c (ia64_override_options): Remove
17055 -minline-sqrt-min-latency warning.
17056 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
17057 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
17058 * config/ia64/ia64.md (*sqrt_approx): Remove.
17059 (sqrtsf2): Remove #if 0.
17060 (sqrtsf2_internal_thr): Rewrite and move to div.md.
17061 (sqrtdf): Remove assert.
17062 (sqrtdf2_internal_thr): Rewrite and move to div.md.
17063 (sqrtxf2): Remove #if 0.
17064 (sqrtxf2_internal_thr): Rewrite and move to div.md.
17065 * div.md (sqrt_approx_rf): New.
17066 (sqrtsf2_internal_thr): New implementation.
17067 (sqrtsf2_internal_lat): New.
17068 (sqrtdf2_internal_thr: New implementation.
17069 (sqrtxf2_internal): New implementation.
17071 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
17072 Hans-Peter Nilsson <hp@axis.com>
17074 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
17075 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
17076 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
17077 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
17078 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
17079 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
17080 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
17081 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
17082 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
17083 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
17084 * c-common.c: ...from here.
17086 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17088 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
17090 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17092 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
17094 2009-05-19 Ben Elliston <bje@au.ibm.com>
17096 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
17097 assignments with memcpy calls.
17098 (add_fdes): Likewise.
17099 (binary_search_unencoded_fdes): Likewise.
17100 (linear_search_fdes): Eliminate type puns.
17102 2009-05-19 Richard Guenther <rguenther@suse.de>
17104 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
17105 not falsely claim to have propagated into all uses.
17107 2009-05-19 Ben Elliston <bje@au.ibm.com>
17109 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
17112 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17114 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
17115 * config/sh/sh.c (sh_legitimate_address_p): Make static.
17116 (TARGET_LEGITIMATE_ADDRESS_P): New.
17117 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17118 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17120 2009-05-18 Dodji Seketeli <dodji@redhat.com>
17123 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
17124 child of the containing namespace's DIE.
17126 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
17128 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
17129 *zero_extendhi_truncqi): Move after the zero_extend patterns.
17130 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
17133 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
17136 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
17137 gen_align with gen_pad.
17138 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
17139 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
17141 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
17142 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
17144 * config/i386/i386.md (align): Renamed to ...
17145 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
17146 ASM_OUTPUT_MAX_SKIP_PAD.
17148 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
17150 * config.gcc: Fix variable syntax.
17153 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
17154 before calling exact_log2.
17155 (output_iorsi3): Likewise.
17156 (output_xorsi3): Likewise.
17158 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17160 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
17161 for the none zero constant operand except for EQ and NE
17162 comprisons even when the first operand is R0.
17164 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
17166 * config/s390/2064.md: Remove trailing whitespaces.
17167 * config/s390/2084.md: Likewise.
17168 * config/s390/constraints.md: Likewise.
17169 * config/s390/fixdfdi.h: Likewise.
17170 * config/s390/libgcc-glibc.ver: Likewise.
17171 * config/s390/s390-modes.def: Likewise.
17172 * config/s390/s390-protos.h: Likewise.
17173 * config/s390/s390.c: Likewise.
17174 * config/s390/s390.h: Likewise.
17175 * config/s390/s390.md: Likewise.
17176 * config/s390/tpf-unwind.h: Likewise.
17178 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17180 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
17182 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17185 * configure.ac (m68k-*-*): Check if binutils support TLS.
17186 * configure: Regenerate.
17187 * config/m68k/predicates.md (symbolic_operand): Extend comment.
17188 * config/m68k/constraints.md (Cu): New constraint.
17189 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
17190 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
17191 (movsi): Handle TLS symbols.
17192 (addsi3_5200): Handle XTLS symbols, indent.
17193 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
17194 (m68k_tls_reference_p): Declare.
17195 (m68k_legitimize_address): Declare.
17196 (m68k_unwrap_symbol): Declare.
17197 * config/m68k/m68k.opt (mxtls): New option.
17198 * config/m68k/m68k.c (ggc.h): Include.
17199 (m68k_output_dwarf_dtprel): Implement hook.
17200 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
17201 (m68k_expand_prologue): Load GOT pointer when function needs it.
17202 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
17203 (m68k_legitimate_constant_address_p): Same.
17204 (m68k_decompose_address): Handle TLS references.
17205 (m68k_get_gp): New static function.
17206 (enum m68k_reloc): New contants.
17207 (TLS_RELOC_P): New macro.
17208 (m68k_wrap_symbol): New static function.
17209 (m68k_unwrap_symbol): New function.
17210 (m68k_final_prescan_insn_1): New static function.
17211 (m68k_final_prescan_insn): New function.
17212 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17214 (legitimize_pic_address): Handle TLS references..
17215 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17216 (m68k_libcall_value_in_a0_p)
17217 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17218 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17219 (m68k_legitimize_tls_address): Handle TLS references.
17220 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17222 (m68k_legitimize_address): Handle TLS symbols.
17223 (m68k_get_reloc_decoration): New static function.
17224 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17226 (m68k_output_dwarf_dtprel): Implement hook.
17227 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17228 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17229 m68k_call_* routines.
17230 (sched_attr_op_type): Handle TLS symbols.
17231 (gt-m68k.h): Include.
17232 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17233 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17235 2009-05-18 Martin Jambor <mjambor@suse.cz>
17237 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17238 (visit_store_addr_for_mod_analysis): New function.
17239 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17240 (determine_cst_member_ptr): Use gimple_assign_single_p.
17241 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17242 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17243 operands. Don't check number of operands of a NOP_EXPR.
17245 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17247 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17249 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17252 * c-common.c (warn_logical_operator): Don't warn if one of
17253 expression isn't always true or false.
17255 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17257 * config/i386/biarch32.h: New file.
17258 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17260 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17262 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17263 *zero_extend<mode>_truncqi): Merge these into ...
17264 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17265 Name the pattern following this as *zero_extendhi_truncqi.
17267 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17269 PR middle-end/39301
17270 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17271 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17272 (output_info): Make field HOST_WIDEST_INT.
17273 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17274 (dump_bitmat_statistics): Same.
17276 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17278 * config.gcc (use_gcc_stdint): Set to wrap.
17279 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17280 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17281 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17282 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17283 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17284 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17285 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17286 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17288 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17290 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17292 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17293 Move definitions earlier.
17294 (OPT_ARCH64, OPT_ARCH32): Define.
17295 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17298 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17301 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17304 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17306 * arm.md (movdi2): Copy non-reg values to DImode registers.
17308 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17311 * final.c (label_to_max_skip): New function.
17312 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17313 CODE_LABEL_NUMBER <= max_labelno.
17314 * output.h (label_to_max_skip): New prototype.
17315 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17316 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17317 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17318 Handle CODE_LABELs with >= 16 byte alignment or with
17319 max_skip == (1 << align) - 1.
17320 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17321 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17324 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17325 .p2align 3 if MAX_SKIP is smaller than 7.
17326 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17328 2009-05-15 Ian Lance Taylor <iant@google.com>
17330 * alias.c (struct alias_set_entry_d): Rename from struct
17331 alias_set_entry. Change all uses.
17332 * except.c (struct call_site_record_d): Rename from struct
17333 call_site_record. Change all uses.
17334 * except.h (struct eh_region_d): Rename from struct eh_region.
17336 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17338 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17339 ivtype_map_elt. Change all uses.
17340 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17342 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17343 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17345 (struct sese_d): Rename from struct sese. Change all uses.
17346 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17347 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17348 * optabs.h (struct optab_d): Rename from struct optab. Change all
17350 (struct convert_optab_d): Rename from struct convert_optab.
17352 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17353 ipa_opt_pass. Change all uses.
17354 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17357 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17358 defined as a typedef.
17359 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17362 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17365 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17367 (merge_ranges): Returns bool.
17368 * tree.h (make_range): .. to here.
17369 (build_range_check): Likewise.
17370 (merge_ranges): Likewise. Renamed from merge_ranges.
17371 * c-typeck.c (parser_build_binary_op): Update calls to
17372 warn_logical_operator.
17373 * c-common.c (warn_logical_operator): Add new warning.
17374 * c-common.h (warn_logical_operator): Update declaration.
17376 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17378 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17380 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17382 * doc/install.texi: Document MPC requirements, flags etc.
17384 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17385 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17386 Evaluate constant arguments.
17387 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17388 (fold_builtin_1): Likewise, also evaluate constant arguments.
17389 Remove superfluous break.
17390 (do_mpc_ckconv): New.
17391 * real.h: Include mpc.h.
17392 * toplev.c (print_version): Output MPC version info if available.
17394 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17396 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17398 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17400 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17403 2009-05-15 Jan Hubicka <jh@suse.cz>
17405 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17406 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17407 (try_inline): Fix return value.
17408 (cgraph_decide_inlining_incrementally): Honor new value.
17409 (cgraph_early_inlining): Handle indirect inlining.
17410 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17412 2009-05-15 Jan Hubicka <jh@suse.cz>
17414 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17415 * cgraphunit.c (cgraph_finalize_function): Set it.
17416 (cgraph_expand_function): Use it.
17418 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17420 * real.c (encode_ieee_half): Define.
17421 (decode_ieee_half): Define.
17422 (ieee_half_format): Define.
17423 (arm_half_format): Define.
17424 * real.h (ieee_half_format): Declare.
17425 (arm_half_format): Declare.
17427 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17429 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17430 swapped, and reversed optabs exist before trying to use them.
17432 2009-05-15 Paul Brook <paul@codesourcery.com>
17433 Sandra Loosemore <sandra@codesourcery.com>
17435 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17436 loads. Allow PRE_DEC.
17437 (output_move_neon): Handle PRE_DEC.
17438 (arm_print_operand): Add 'A' for neon structure loads.
17439 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17440 * config/arm/neon.md (neon_mov): Update comment.
17441 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17443 (Um): New constraint.
17445 2009-05-15 Jan Hubicka <jh@suse.cz>
17447 Revert the following patch until testsuite fallout is fixed:
17448 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17449 * cgraph.h (struct inline_summary): New filed self_wize,
17450 size_inlining_benefit, self_time and time_inlining_benefit.
17451 (struct cgraph_global_info): Replace insns by time ans size fields.
17452 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17453 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17454 (ipcp_update_callgraph): Do not touch function bodies.
17455 * ipa-inline.c: Include except.h
17456 (MAX_TIME): New constant.
17457 (overall_insns): Remove
17458 (overall_size, max_benefit): New static variables.
17459 (cgraph_estimate_time_after_inlining): New function.
17460 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17461 (cgraph_clone_inlined_nodes): Update size.
17462 (cgraph_mark_inline_edge): Update size.
17463 (cgraph_estimate_growth): Use size info.
17464 (cgraph_check_inline_limits): Check size.
17465 (cgraph_default_inline_p): Likewise.
17466 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17467 (cgraph_decide_recursive_inlining): Check size.
17468 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17470 (cgraph_decide_inlining): Likewise.
17471 (cgraph_decide_inlining_incrementally): Likewise; honor
17472 PARAM_EARLY_INLINING_INSNS.
17473 (likely_eliminated_by_inlining_p): New predicate.
17474 (estimate_function_body_sizes): New function.
17475 (compute_inline_parameters): Use it.
17476 * except.c (must_not_throw_labels): New function.
17477 * except.h (must_not_throw_labels): Declare.
17478 * tree-inline.c (init_inline_once): Kill inlining_weigths
17479 * tree-ssa-structalias.c: Avoid uninitialized warning.
17480 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17481 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17482 (PARAM_INLINE_CALL_COST): Remove.
17483 (PARAM_EARLY_INLINING_INSNS): New.
17485 2009-05-15 Richard Guenther <rguenther@suse.de>
17487 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17488 not TODO_update_ssa.
17490 2009-05-15 Richard Guenther <rguenther@suse.de>
17492 PR tree-optimization/39999
17493 * gimple.h (gimple_expr_type): Use the expression type looking
17494 through useless conversions.
17495 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17496 (vn_nary_op_insert_stmt): Likewise.
17497 (simplify_binary_expression): Likewise.
17499 2009-05-15 Richard Guenther <rguenther@suse.de>
17501 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17502 New options, enabled by default.
17503 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17505 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17506 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17507 * tree-ssa-structalias.c (gate_tree_pta): New function.
17508 (pass_build_alias): Use it.
17510 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17512 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17513 recurse on an invariant address if a conversion from a pointer
17514 type to a wider integer type is involved.
17516 2009-05-15 Jan Hubicka <jh@suse.cz>
17518 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17519 * cgraph.h (struct inline_summary): New filed self_wize,
17520 size_inlining_benefit, self_time and time_inlining_benefit.
17521 (struct cgraph_global_info): Replace insns by time ans size fields.
17522 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17523 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17524 (ipcp_update_callgraph): Do not touch function bodies.
17525 * ipa-inline.c: Include except.h
17526 (MAX_TIME): New constant.
17527 (overall_insns): Remove
17528 (overall_size, max_benefit): New static variables.
17529 (cgraph_estimate_time_after_inlining): New function.
17530 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17531 (cgraph_clone_inlined_nodes): Update size.
17532 (cgraph_mark_inline_edge): Update size.
17533 (cgraph_estimate_growth): Use size info.
17534 (cgraph_check_inline_limits): Check size.
17535 (cgraph_default_inline_p): Likewise.
17536 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17537 (cgraph_decide_recursive_inlining): Check size.
17538 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17540 (cgraph_decide_inlining): Likewise.
17541 (cgraph_decide_inlining_incrementally): Likewise; honor
17542 PARAM_EARLY_INLINING_INSNS.
17543 (likely_eliminated_by_inlining_p): New predicate.
17544 (estimate_function_body_sizes): New function.
17545 (compute_inline_parameters): Use it.
17546 * except.c (must_not_throw_labels): New function.
17547 * except.h (must_not_throw_labels): Declare.
17548 * tree-inline.c (init_inline_once): Kill inlining_weigths
17549 * tree-ssa-structalias.c: Avoid uninitialized warning.
17550 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17551 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17552 (PARAM_INLINE_CALL_COST): Remove.
17553 (PARAM_EARLY_INLINING_INSNS): New.
17554 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17555 (inline-call-cost): Remove.
17556 (early-inlining-insns): New.
17558 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17560 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17562 (print_int_cst_bounds_in_octal_p): Likewise.
17563 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17565 * dwarf2out.c (base_type_die): Likewise.
17566 (is_subrange_type): Delete.
17567 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17568 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17569 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17570 if the destination type is boolean.
17571 (build_range_check): Do not special-case subtypes.
17572 (fold_sign_changed_comparison): Likewise.
17573 (fold_unary): Likewise.
17574 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17575 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17576 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17577 * tree.c (subrange_type_for_debug_p): New predicate based on the
17578 former is_subrange_type.
17579 * tree.h (subrange_type_for_debug_p): Declare.
17580 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17581 (convert_affine_scev): Remove call to above function.
17582 (chrec_convert_aggressive): Likewise.
17583 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17584 false for conversions involving subtypes.
17585 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17586 (vrp_val_min): Likewise.
17587 (needs_overflow_infinity): Likewise.
17588 (extract_range_from_unary_expr): Likewise.
17590 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17592 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17593 * config/frv/frv.c: Likewise.
17594 * config/s390/s390.c: Likewise.
17595 * config/sparc/sparc.h: Likewise.
17596 * config/i386/i386.h: Likewise.
17597 * config/i386/i386.c: Likewise.
17598 * config/crx/crx.c: Likewise.
17599 * config/m68hc11/m68hc11.h: Likewise.
17600 * config/iq2000/iq2000.c: Likewise.
17601 * config/mn10300/mn10300.h: Likewise.
17602 * config/mn10300/mn10300.c: Likewise.
17603 * config/m68k/m68k.c: Likewise.
17604 * config/rs6000/rs6000.c: Likewise.
17605 * config/rs6000/xcoff.h: Likewise.
17606 * config/rs6000/linux64.h: Likewise.
17607 * config/rs6000/sysv4.h: Likewise.
17608 * config/score/score3.c: Likewise.
17609 * config/score/score7.c: Likewise.
17610 * config/score/score.c: Likewise.
17611 * config/arm/arm.md: Likewise.
17612 * config/mips/mips.c: Likewise.
17613 * config/mips/mips.md: Likewise.
17614 * config/bfin/bfin.h: Likewise.
17615 * config/pa/pa.c: Likewise.
17616 * config/pa/constraints.md: Likewise.
17618 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17619 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17620 * config/pdp11/pdp11.h: Use memory_address_p instead.
17622 2009-05-14 Ian Lance Taylor <iant@google.com>
17624 * passes.c (finish_optimization_passes): Change i to int.
17625 * plugin.c (plugins_active_p): Change event to int.
17626 (dump_active_plugins): Likewise.
17627 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17629 * tree.c (tree_range_check_failed): Change c to unsigned int.
17630 (omp_clause_range_check_failed): Likewise.
17631 (build_common_builtin_nodes): Change mode to int. Add cast.
17632 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17633 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17635 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17636 ++ or -- with a variable of enum type.
17638 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17641 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17643 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17645 * store-motion.c: Do not include params.h
17646 * Makefile.in: Fix dependencies for various files.
17648 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17650 * auto-inc-dec.c: Fix pass description, remove apparent
17651 accidental duplication.
17653 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17655 PR middle-end/40147
17656 * ipa-utils.h (memory_identifier_string): Moved to ...
17657 * tree.h (memory_identifier_string): Here. Add GTY(()).
17659 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17661 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17662 in the former documentation of...
17663 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17664 * ira-conflicts.c (get_dup_num): Use address_operand.
17665 * targhooks.c (default_legitimate_address_p): New.
17666 * targhooks.h (default_legitimate_address_p): New.
17667 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17669 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17670 * target.h (struct target): Add legitimate_address_p.
17671 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17672 (TARGET_INITIALIZER): Include it.
17674 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17675 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17676 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17677 (TARGET_LEGITIMATE_ADDRESS_P): New.
17679 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17680 (REG_OK_STRICT_P): Delete.
17681 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17682 (frv_legitimate_address_p_1): ... this.
17683 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17684 (frv_legitimate_address_p_1): ... the renamed old
17685 frv_legitimate_address_p.
17686 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17687 (TARGET_LEGITIMATE_ADDRESS_P): New.
17689 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17690 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17691 * config/s390/s390.c (legitimate_address_p): Rename to...
17692 (s390_legitimate_address_p): ... this, make static.
17693 (legitimize_address): Adjust call.
17694 (TARGET_LEGITIMATE_ADDRESS_P): New.
17695 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17697 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17698 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17699 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17700 (TARGET_LEGITIMATE_ADDRESS_P): New.
17702 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17703 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17704 * config/spu/spu.c (spu_legitimate_address): Rename to...
17705 (spu_legitimate_address_p): ... this, make static.
17706 (TARGET_LEGITIMATE_ADDRESS_P): New.
17708 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17709 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17710 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17711 (sparc_legitimate_address_p): ... this, make static and return bool.
17712 (legitimize_address): Adjust call.
17713 (TARGET_LEGITIMATE_ADDRESS_P): New.
17715 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17716 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17717 * config/i386/i386.c (legitimate_address_p): Rename to...
17718 (ix86_legitimate_address_p): ... this, make static.
17719 (constant_address_p): Move after it, adjust call.
17720 (TARGET_LEGITIMATE_ADDRESS_P): New.
17722 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17723 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17724 * config/avr/avr.c (legitimate_address_p): Rename to...
17725 (avr_legitimate_address_p): ... this, make static.
17726 (legitimize_address): Adjust call.
17727 (TARGET_LEGITIMATE_ADDRESS_P): New.
17729 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17730 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17731 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17732 (TARGET_LEGITIMATE_ADDRESS_P): New.
17734 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17735 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17736 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17737 (TARGET_LEGITIMATE_ADDRESS_P): New.
17739 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17740 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17742 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17744 (TARGET_LEGITIMATE_ADDRESS_P): New.
17746 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17747 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17749 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17751 (m68hc11_legitimate_address_p): ... this, make static.
17752 (go_if_legitimate_address_internal): Rename to...
17753 (m68hc11_legitimate_address_p_1): ... this.
17754 (legitimize_address): Adjust call.
17755 (TARGET_LEGITIMATE_ADDRESS_P): New.
17757 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17758 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17759 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17760 (TARGET_LEGITIMATE_ADDRESS_P): New.
17762 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17763 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17764 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17765 (mn10300_legitimate_address_p): ... this, make static.
17766 (TARGET_LEGITIMATE_ADDRESS_P): New.
17768 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17769 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17770 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17771 (TARGET_LEGITIMATE_ADDRESS_P): New.
17773 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17774 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17775 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17776 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17777 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17778 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17779 (rs6000_legitimate_address_p): ... this, make static.
17780 (TARGET_LEGITIMATE_ADDRESS_P): New.
17781 (REG_MODE_OK_FOR_BASE_P): Delete.
17782 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17784 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17785 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17787 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17788 static, adjust types.
17789 (TARGET_LEGITIMATE_ADDRESS_P): New.
17791 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17792 * config/score/score.c (score_address_p): Rename to...
17793 (score_legitimate_address_p): ... this.
17794 (TARGET_LEGITIMATE_ADDRESS_P): New.
17795 * config/score/score3.c (score3_address_p): Rename to...
17796 (score3_legitimate_address_p): ... this.
17797 * config/score/score7.c (score7_address_p): Rename to...
17798 (score7_legitimate_address_p): ... this.
17800 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17801 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17802 GO_IF_LEGITIMATE_ADDRESS): Delete.
17803 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17804 thumb2_legitimate_address_p): Delete.
17805 (arm_legitimate_address_p): Rename to...
17806 (arm_legitimate_address_outer_p): ... this.
17807 * config/arm/constraints.md ("Uq"): Adjust call.
17808 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17809 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17811 (arm_legitimate_address_outer_p): ... this.
17812 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17814 (TARGET_LEGITIMATE_ADDRESS_P): New.
17816 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17817 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17818 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17819 (TARGET_LEGITIMATE_ADDRESS_P): New.
17821 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17822 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17823 * config/vax/vax.c (legitimate_address_p): Rename to...
17824 (vax_legitimate_address_p): ... this, make static.
17825 (TARGET_LEGITIMATE_ADDRESS_P): New.
17827 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17828 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17829 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17830 (TARGET_LEGITIMATE_ADDRESS_P): New.
17832 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17833 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17834 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17835 (mmix_legitimate_address_p): ... this, make static.
17836 (TARGET_LEGITIMATE_ADDRESS_P): New.
17838 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17839 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17840 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17841 (TARGET_LEGITIMATE_ADDRESS_P): New.
17843 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17845 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17846 of MODE_COMPLEX_INT.
17848 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17850 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17851 LCT_NORMAL in function call.
17852 * mips-tdump.c (print_file_desc): Add cast to enum type.
17853 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17854 (mark_stabs): Add casts to enum types.
17855 (parse_stabs_common): Add casts to enum types.
17857 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17859 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17860 Check for invalid values of LETTER.
17862 2009-05-13 Taras Glek <tglek@mozilla.com>
17864 * attribs.c (register_attribute): moved out attribute registration
17865 into register_attribute.
17866 * doc/plugins.texi: Documented register_attribute and
17868 * gcc-plugin.h: Added forward decl for register_attribute.
17869 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17870 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17871 PLUGIN_ATTRIBUTES boilerplate.
17873 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17875 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17876 values even in sentinel and empty entries.
17877 (ms_printf_flag_specs): Likewise.
17878 (ms_scanf_flag_specs): Likewise.
17879 (ms_strftime_flag_specs): Likewise.
17880 (ms_print_char_table): Likewise.
17881 (ms_scan_char_table): Likewise.
17882 (ms_time_char_table): Likewise.
17884 2009-05-13 Doug Kwan <dougkwan@google.com>
17886 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17888 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17890 * config/mips/mips.md (store): Add attributes for QI and HI.
17892 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17893 (truncdi<mode>2): ... this new pattern.
17895 2009-05-13 Brad Hards <bradh@kde.org>
17897 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17899 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17900 Ben Elliston <bje@au.ibm.com>
17902 PR middle-end/40035
17903 * dse.c (check_mem_read_rtx): Guard against width == -1.
17905 2009-05-13 Michael Matz <matz@suse.de>
17907 PR middle-end/39976
17908 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17909 (trivially_conflicts_p): New function.
17910 (insert_backedge_copies): Use it.
17912 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17914 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17915 (handle_stdc_pragma): Use new enum constant names.
17916 (handle_pragma_float_const_decimal64): Ditto.
17918 2009-05-13 Ian Lance Taylor <iant@google.com>
17920 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17923 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17925 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17926 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17928 * config/m68k/m68k.h (FL_UCLINUX): Define.
17930 2009-05-13 Jan Hubicka <jh@suse.cz>
17932 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17934 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17936 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17937 unless -fschedule-insns is specified.
17939 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17942 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17943 TARGET_EXPAND_CBRANCHDI4.
17944 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17945 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17946 (cmpeqdi): Fix comment.
17948 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17950 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17951 (sh_legitimate_address_p): Likewise.
17952 * config/sh/sh.c (sh_legitimate_index_p): New.
17953 (sh_legitimate_address_p): Likewise.
17954 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17955 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17956 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17957 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17958 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17959 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17960 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17961 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17962 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17964 2009-05-12 Jan Hubicka <jh@suse.cz>
17966 * tree-inline.c (estimate_operator_cost): Add operands;
17967 when division happens by constant, it is cheap.
17968 (estimate_num_insns): Loads and stores are not having cost of 0;
17969 EH magic stuff is cheap; when computing runtime cost of switch,
17970 use log2 base of amount of its cases; builtin_expect has cost of 0;
17971 compute cost for moving return value of call.
17972 (init_inline_once): Initialize time_based flags.
17973 * tree-inline.h (eni_weights_d): Add time_based flag.
17975 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17977 * df-core.c: Update head documentation.
17979 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17982 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17983 shadowing exisiting variable op1.
17985 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17988 * config/i386/driver-i386.c (processor_signatures): New enum.
17989 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17990 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17991 processor signature to detect geode processor.
17993 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17997 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17999 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18000 causes spurious differences between trunk and cond-optab branch.
18002 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18004 * dojump.c (compare_from_rtx): Delete.
18005 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18006 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18007 if the comparison does not satisfy the predicate; test predicates for
18008 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18009 further if one existing pattern fails.
18010 * expr.h (compare_from_rtx): Delete.
18011 (prepare_operand): Declare it.
18012 * optabs.c: Change "lib call" to "libcall" throughout.
18013 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18014 HAVE_conditional_trap, emit_cmp_insn): Delete.
18015 (can_compare_p): Delete cmp_optab case.
18016 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18017 Accept other parameters by value.
18018 (prepare_operand): Make non-static.
18019 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18020 other parameters by value. Try to widen operands here based on
18021 an optab_methods argument and looking at cbranch_optab.
18022 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18023 loop. Use cbranch_optab directly.
18024 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18025 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18027 (emit_conditional_move, emit_conditional_add): Inline what's needed
18028 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18029 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18030 with COMPARE. Move cmov_optab and cstore_optab above
18031 with cbranch_optab, move cmp_optab down with ucmp_optab,
18032 remove tst_otpab. Do not initialize trap_rtx.
18033 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18034 for trap code. Do not check HAVE_conditional_trap. Use
18035 prepare_cmp_insn. Accept no predicate for operand 3.
18036 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18037 (OTI_ctrap, ctrap_optab): New.
18038 (tst_optab): Delete.
18039 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18040 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18041 with lookup of ctrap_optab.
18042 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18044 (ctrap_optab): New.
18046 * combine.c (combine_simplify_rtx, simplify_set): Do not
18047 special case comparing against zero for cc0 machines.
18048 * simplify-rtx.c (simplify_binary_operation_1): Never remove
18049 COMPARE on cc0 machines.
18050 (simplify_relational_operation): Return a new expression when
18051 a COMPARE could be removed.
18052 * final.c (final_scan_insn): Compare cc_status values
18053 against LHS of a (compare FOO (const_int 0)) cc0 source.
18054 Also check if cc_status.value is the full compare.
18056 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
18057 (cstoreMM4): Document.
18058 (conditional_trap): Document ctrapMM4 instead.
18059 (sync_compare_and_swapMM): Refer to cbranchcc4.
18060 (Dependent Patterns): Eliminate obsolete information referring to
18061 the old jump optimization phase.
18062 (Canonicalization): Include cbranchcc4 case, omit canonicalization
18063 of compares with 0 on cc0 machines.
18064 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
18065 avoiding references to cc0. Remove text about storing operands
18067 * doc/tm.texi (Condition Codes): Include blurb on different
18068 condition code representations, separate into subsections for
18069 CC0, MODE_CC and conditional execution.
18071 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
18072 alpha_emit_setcc): Accept operands and a machine mode.
18073 * config/alpha/alpha.c (alpha_emit_conditional_branch):
18074 Get code/op0/op1 from operands, use machine mode argument
18075 instead of alpha_compare.fp_p. Emit the branch here.
18076 (alpha_emit_setcc): Likewise, and return boolean.
18077 (alpha_emit_conditional_move): Likewise. Assert that
18078 cmp_op_mode == cmp_mode, and simplify accordingly.
18079 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
18080 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
18081 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
18083 (stack probe test): Use cbranchdi4.
18084 * config/alpha/predicates.md (alpha_cbranch_operator): New.
18086 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
18087 * config/arc/arc.h (movsicc, movsfcc): Use it.
18088 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
18089 (cbranchsi4, cstoresi4): New.
18090 (cmpsi, bCC and sCC expanders): Remove.
18092 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
18093 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
18094 * config/arm/predicates.md (arm_comparison_operator): Only include
18095 floating-point operators if there is a hardware floating-point unit.
18096 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
18097 deferring to cbranch_cc and cstore_cc respectively.
18098 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
18099 cbranch_cc, cstore_cc): New.
18100 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
18102 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
18104 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
18105 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
18107 (adjust_insn_length): Adjust calls.
18108 (avr_reorg): Handle (compare (foo) (const_int 0)).
18109 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
18110 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
18111 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
18112 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
18114 (cbranchqi4, cbranchhi4, cbranchsi4): New.
18115 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
18117 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
18118 (cbranchsi4, cstorebi4, cstoresi4): New.
18119 (movbisi): This insn is duplicate, split it to zero_extend.
18120 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
18121 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
18122 (bfin_optimize_loop): Use cbranch expander.
18123 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
18124 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
18125 (bfin_bimode_comparison_operator): ... this.
18126 (bfin_direct_comparison_operator): New.
18128 * config/cris/cris.c (cris_normal_notice_update_cc): Look
18129 inside (compare FOO (const_int 0)).
18130 (cris_rtx_costs): Handle ZERO_EXTRACT.
18131 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
18132 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
18133 (*tstdi_v32): Delete.
18134 (*cmpdi_non_v32): Add M alternative for operand 1.
18135 (cmpsi, cmp<mode>): Make private.
18136 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
18138 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
18140 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
18141 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
18142 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
18143 (cc_reg_operand): New.
18144 (any_cond): Delete.
18145 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
18146 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
18147 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
18148 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
18149 crx_expand_scond): Delete.
18151 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
18153 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
18154 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
18156 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
18157 cstoresi4, cstoresf4, cstoredf4): New.
18158 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
18159 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18160 Receive the entire operands array.
18161 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
18162 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
18163 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18164 Get test/op0/op1 from the operands array.
18165 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
18167 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
18168 (h8300_expand_store): New.
18169 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
18171 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
18172 (h8300_expand_store): New.
18173 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
18174 or do not try to produce (set (cc0) REG).
18175 (peepholes): Wrap arguments with COMPARE. Add a peephole to
18176 change a compare into a move to a scratch register. Disable some
18177 peepholes when comparing with zero.
18178 (tstsi, tsthi, tstsi, cmpqi): Make private.
18180 (bCC, sCC): Delete.
18181 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
18184 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
18185 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
18186 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
18187 (ix86_emit_i387_log1p): Use cbranchxf2.
18188 (ix86_expand_setcc): Return void.
18189 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
18190 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
18191 cmp<MODEF>, cmpcc): Remove.
18192 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
18193 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
18194 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
18195 (sCC and bCC expanders): Remove.
18196 (stack_protect_test): Use cbranchcc4.
18198 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
18200 (ia64_expand_compare): Accept three rtx by reference and return void.
18201 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
18202 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
18203 from *expr. Update *expr with the BImode comparison to do.
18204 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
18205 cmptf, bCC, sCC, conditional_trap): Delete.
18206 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
18207 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18208 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18209 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18210 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18212 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18213 type of last argument.
18214 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18215 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18216 use machine mode argument instead of branch_type. Remove dead
18217 code for floating-point comparisons.
18218 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18219 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18221 (cbranchsi4, cstoresi4): New.
18222 * config/iq2000/predicates.md (reg_or_const_operand): New.
18224 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18225 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18226 (b<code>_op): Rewrite to...
18227 (bcc_op): ... this, using match_operator.
18228 (s<code>_op): Rewrite to...
18229 (scc_op): ... this, using match_operator.
18230 (s<code>_24_op): Rewrite to...
18231 (scc_op_24): ... this, using match_operator.
18232 (s<code>_<mode>): Rewrite to...
18233 (cstore<mode>4): ... this, using match_operator.
18234 (s<code>_<mode>_24): Rewrite to...
18235 (cstore<mode>4_24): ... this, using match_operator.
18236 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18237 m32c_unpend_compare, m32c_expand_scc): Delete.
18238 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18239 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18240 (m32c_expand_movcc): Change NE to EQ if necessary.
18241 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18243 * config/m32r/m32r-protos.h (gen_cond_store): New.
18244 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18245 (gen_cond_store): New, from sCC patterns.
18246 (m32r_expand_block_move): Use cbranchsi4.
18247 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18248 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18249 (cbranchsi4, cstoresi4): New.
18251 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18253 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18254 (m68hc11_notice_update_cc): Look into a compare with 0.
18255 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18257 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18258 cmphi, cmpqi, bCC): Delete.
18259 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18260 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18261 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18264 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18265 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18266 * config/m68k/constraints.md (H): New.
18267 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18268 the define_insn below.
18269 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18270 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18271 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18272 patterns): Wrap RHS with COMPARE.
18273 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18274 (*cmpdi_internal): Name this pattern.
18275 (cmpdi): Change to define_insn.
18276 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18277 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18278 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18280 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18281 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18282 (conditional_trap): Change to...
18283 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18284 (*conditional_trap): Use the ordered_comparison_operator and
18285 const1_operand predicates.
18286 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18287 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18288 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18289 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18291 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18292 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18293 (mcore_gen_compare): New.
18294 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18295 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18296 (mcore_gen_compare): ... this.
18297 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18298 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18299 (stack probe pattern): Use cbranchsi4.
18301 * config/mips/predicates.md (mips_cstore_operator): New.
18302 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18303 * config/mips/mips.md (any_cond): Delete.
18304 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18306 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18307 fixuns_truncsfdi2): Use cbranch patterns.
18308 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18309 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18310 Adjust call to mips_expand_conditional_branch.
18311 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18313 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18314 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18315 * config/mips/mips.c (cmp_operands): Delete.
18316 (mips_emit_compare): Get comparison operands from *op0/*op1.
18317 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18318 that it succeeds. Use op0/op1 instead of cmp_operands.
18319 (mips_expand_conditional_branch, mips_expand_conditional_move,
18320 mips_expand_conditional_trap): Likewise.
18321 (mips_block_move_loop): Use cbranch patterns.
18322 * config/mips/mips.h (cmp_operands): Delete.
18324 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18325 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18326 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18327 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18328 (*cmpcc_folded): Rename to...
18329 (*cmpdi_folded): this.
18330 (*cmpcc): Rename to...
18332 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18335 (cbranchdf4): New. Handle invalid comparisons here.
18336 * config/mmix/predicates.md (float_comparison_operator): New.
18338 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18339 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18340 * config/mn10300/mn10300.md (tst): Delete.
18341 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18342 Name these patterns and wrap RHS in a compare.
18343 (*cmpsi): Make this pattern private. Include tst.
18344 (*cmpsf): Make this pattern private.
18345 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18346 (compare with zero peepholes): Likewise.
18348 (cbranchsi4, cbranchsf4): New.
18349 (casesi): Use cbranchsi4.
18351 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18352 hppa_branch_type): Delete.
18353 (return_addr_rtx): Use cbranchsi4.
18354 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18355 Emit CCFPmode comparison here.
18356 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18357 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18358 hppa_branch_type): Delete.
18359 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18360 (movsicc, movdicc): Remove references to hppa_compare_op0,
18361 hppa_compare_op1 and compare_from_rtx.
18362 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18363 (casesi): Use cbranchsi4.
18365 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18366 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18367 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18368 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18369 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18371 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18372 (*branch, *branch_inverted): New.
18374 * config/picochip/picochip.md (cbranchhi4): Use
18375 ordered_comparison_operator.
18376 (cmphi, bCC): Remove.
18378 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18379 (trap_comparison_operator): Delete.
18380 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18381 rs6000_emit_cbranch): Accept mode and operands.
18382 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18383 rs6000_compare_fp_p): Delete.
18384 (rs6000_generate_compare): Accept mode and comparison. Extract code
18385 and op0/op1 from there. Replace references to rs6000_compare_op0
18386 and rs6000_compare_op1.
18387 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18388 extract result from passed operands.
18389 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18390 extract loc from passed operands.
18391 (rs6000_emit_cmove): Likewise.
18392 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18393 rs6000_compare_fp_p): Delete.
18394 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18395 (cbranch<GPR>4, cbranch<FP>4): New.
18396 (cstore<mode>4): New. Consolidate here all choices about when to use
18397 portable or specialized sCC sequences.
18398 (stack_protect_test): Use cbranchsi4.
18399 (conditional_trap): Replace with ctrap<GPR>4.
18400 (conditional trap insn): Replace trap_comparison_operator with
18401 ordered_comparison_operator.
18403 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18404 (s390_emit_prologue): Use ctrap.
18405 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18406 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18407 New predicates replacing...
18408 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18409 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18410 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18411 (add<mode>cc): Do not use s390_compare_op0/op1.
18412 (s<code>): Change to...
18413 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18414 (seq): Change to...
18415 (cstorecc4): ... this. Handle EQ or NE equally.
18416 (*sne): Un-privatize for use in cstorecc4.
18417 (b<code>): Change to...
18418 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18419 (conditional_trap): Replace with...
18420 (ctrap<GPR>4, ctrap<FP>4): ... these.
18421 (stack_protect): Use cbranchcc4.
18423 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18424 * config/score/score-protos.h (score_gen_cmp): Delete.
18425 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18426 (score_block_move-loop): Use cbranchsi4.
18427 * config/score/score.md (cbranchsi4): New.
18428 (cmpsi, bCC): Delete.
18429 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18430 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18431 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18432 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18433 * config/score/score3.h (score3_gen_cmp): Delete.
18434 * config/score/score7.h (score7_gen_cmp): Delete.
18436 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18437 (sh_emit_scc_to_t): ... this. Return void.
18438 (from_compare): Rename to...
18439 (sh_emit_compare_and_branch): ... this.
18440 (sh_emit_compare_and_set): New.
18441 (sh_expand_t_scc): Accept operands.
18442 * config/sh/predicates.md (sh_float_comparison_operator): New.
18443 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18444 (prepare_scc_operands): Rename to...
18445 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18447 (sh_emit_cheap_store_flag): New.
18448 (sh_emit_set_t_insn): New.
18449 (from_compare): Rename to...
18450 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18451 handling of TARGET_SH2E floating point to avoid recursive call.
18452 Generate branch here.
18453 (sh_emit_compare_and_set): New.
18454 (sh_expand_t_scc): Get op0/op1 from arguments.
18455 (sh_emit_cheap_store_flag): New.
18456 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18458 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18459 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18460 (movsicc, movdicc): Do nothing when it recreated operands from
18461 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18462 prepare_scc_operands (now sh_emit_scc_to_t).
18463 (udivdi3): Use cstoresi4.
18464 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18465 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18466 (cbranchint4_media, cbranchfp4_media): New.
18467 (casesi): Use cbranchdi4.
18468 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18470 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18471 (movnegt): Remove second operand.
18472 (cbranchsf4, cbranchdf4): New.
18473 (stack_protect): Use cbranchdi4/cbranchsi4.
18475 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18476 (gen_compare_reg): Accept comparison, extract part of it to...
18477 (gen_compare_reg_1): ... this.
18478 (gen_compare_operator): Delete.
18479 (gen_v9_scc): Accept separate destination, comparison code and arms.
18480 Do not use sparc_compare_op0/sparc_compare_op1.
18481 (emit_scc_insn, emit_conditional_branch_insn): New.
18482 (emit_v9_brxx): Make static. Remove useless assertion.
18483 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18485 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18486 * config/sparc/sparc-protos.h (gen_compare_reg,
18487 sparc_emit_float_lib_cmp): Adjust prototype.
18488 (emit_scc_insn, emit_conditional_branch_insn): New.
18489 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18490 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18491 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18492 iterators to the top.
18493 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18494 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18495 snedi_special_trunc): Delete.
18496 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18497 and snedi_special_trunc.
18498 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18499 cbranchdi4, cbranch<F:mode>4): New.
18500 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18501 here. Use gen_compare_reg instead of gen_compare_operator.
18502 (conditional_trap): Replace with...
18503 (ctrapsi4, ctrapdi4): ... this.
18504 (stack_protect_test): Use cbranchcc4.
18506 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18508 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18509 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18510 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18511 from operands[0] or operands[3] depending on is_set.
18512 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18513 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18514 cmpdf, bCC), sCC: Remove.
18515 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18516 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18518 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18519 spu_emit_branch_or_set.
18521 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18523 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18524 xstormy16_compare_op1): Delete.
18525 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18526 xstormy16_compare_op1): Delete.
18527 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18529 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18530 (cmphi, cmpsi, bCC): Remove.
18532 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18533 (*cmpsi): ... this one.
18534 (cbranchsi4, cstoresi4): New.
18535 (bCC expanders): Delete.
18536 (sCC insns): Fold into...
18537 (*setcc): ... this one.
18538 (casesi): Do not use gen_cmpsi and gen_bgtu.
18539 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18540 (movsicc): Simplify.
18541 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18543 * config/vax/vax-protos.h (cond_name): New.
18544 (vax_output_conditional_branch): Remove.
18545 * config/vax/vax.c (cond_name): New.
18546 (vax_output_conditional_branch): Remove.
18547 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18548 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18549 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18550 (bit<VAXint>): Wrap source with (compare).
18551 (b<code> and following unnamed pattern): Rename to *branch and
18552 *branch_reversed. Change macroization to match_operator.
18553 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18555 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18556 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18557 Change last argument to machine_mode.
18558 (xtensa_expand_scc): Add machine_mode argument.
18559 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18560 (gen_conditional_move, xtensa_expand_conditional_branch,
18561 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18562 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18563 Adjust operand numbers.
18564 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18566 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18567 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18568 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18570 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18572 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18573 causes spurious differences between trunk and cond-optab branch.
18575 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18578 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18580 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18582 * tree.c (iterative_hash_pointer): Delete.
18583 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18584 Hash UIDs and versions of SSA names. Don't special-case built-in
18585 function declarations.
18587 2009-05-11 Ian Lance Taylor <iant@google.com>
18590 * graphite.c: Force -Wc++-compat to only be a warning before
18591 #including "cloog/cloog.h".
18593 2009-05-11 Martin Jambor <mjambor@suse.cz>
18595 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18597 2009-05-11 Jan Hubicka <jh@suse.cz>
18599 * tree-ssa-loop-ivcanon.c: Include target.h
18600 (struct loop_size): new structure.
18601 (constant_after_peeling): New predicate.
18602 (tree_estimate_loop_size): New function.
18603 (estimated_unrolled_size): Rewrite for new estimates.
18604 (try_unroll_loop_completely): Use new estimates.
18605 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18607 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18609 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18610 libcpp interface change.
18611 (spu_macro_to_expand): Likewise.
18613 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18615 PR tree-optimization/40026
18616 * gimplify.c (gimplify_init_constructor): Change initial conditional
18617 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18618 optimize_compound_literals_in_ctor.
18620 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18622 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18624 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18626 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18628 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18629 HOST_WIDE_INT for gap.
18631 2009-05-11 Ira Rosen <irar@il.ibm.com>
18633 PR tree-optimization/40074
18634 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18635 account in group size and step comparison.
18637 2009-05-11 Richard Guenther <rguenther@suse.de>
18639 * passes.c (init_optimization_passes): Strip now incorrect comment.
18640 (execute_function_todo): Do not set PROP_alias.
18641 * tree-pass.h (PROP_alias): Remove.
18642 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18643 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18644 * tree-nrv.c (pass_return_slot): Likewise.
18645 * tree-object-size.c (pass_object_sizes): Likewise.
18646 * tree-ssa-dom.c (pass_dominator): Likewise.
18647 (pass_phi_only_cprop): Likewise.
18648 * tree-ssa-dse.c (pass_dse): Likewise.
18649 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18650 (pass_cselim): Likewise.
18651 * tree-ssa-pre.c (pass_pre): Likewise.
18652 (pass_fre): Likewise.
18653 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18654 * tree-ssa-sink.c (pass_sink_code): Likewise.
18655 * tree-stdarg.c (pass_stdarg): Likewise.
18656 * tree-tailcall.c (pass_tail_calls): Likewise.
18657 * tree-vrp.c (pass_vrp): Likewise.
18659 2009-05-10 Ian Lance Taylor <iant@google.com>
18661 * basic-block.h (enum profile_status): Break out of struct
18662 control_flow_graph.
18663 * cgraph.h (struct inline_summary): Break out of struct
18665 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18666 of struct cgraph_order_sort.
18667 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18668 * cse.c (struct branch_path): Break out of struct
18669 cse_basic_block_data.
18670 * except.h (enum eh_region_type): Break out of struct eh_region.
18671 * gcc.c (enum add_del): Break out of struct modify_target.
18672 * genrecog.c (enum decision_type): Break out of struct decision_test.
18673 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18675 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18676 * regmove.c (enum match_use): New enum, broken out of struct match.
18677 * sched-int.h (enum post_call_group): New enum, broken out of
18679 (struct deps_reg): Break out of struct deps.
18680 * target.h (struct asm_int_op): Break out of struct gcc_target.
18681 * tree-eh.c (struct goto_queue_node): Break out of struct
18683 * tree-inline.h (enum copy_body_cge_which): Break out of
18685 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18687 * c-decl.c (in_struct, struct_types): New static variables.
18688 (pushtag): Add loc parameter. Change all callers.
18689 (lookup_tag): Add ploc parameter. Change all callers.
18690 (check_compound_literal_type): New function.
18691 (parser_xref_tag): Add loc parameter. Change all callers. If
18692 -Wc++-compat, warn about struct/union/enum types defined within a
18694 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18695 and loc parameters. Change all callers. Change error calls to
18696 error_at, using loc. For a redefinition, if the location of the
18697 original definition is known, report it. Set in_struct and
18698 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18699 (finish_struct): Add new parameters enclosing_in_struct and
18700 enclosing_struct_types. Change all callers. Set
18701 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18702 in the struct. If in a struct, add this struct to struct_types.
18703 (start_enum): Add loc parameter. Change all callers. Use
18704 error_at for errors, using loc. For a redefinition, if the
18705 location of the original definition is known, report it. If in a
18706 struct, add this enum type to struct_types. If -Wc++-compat warn
18707 if in sizeof, typeof, or alignof.
18708 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18709 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18710 (c_parser_enum_specifier): Get enum location for start_enum.
18711 (c_parser_struct_or_union_specifier): Get struct location for
18712 start_struct. Save in_struct and struct_types status between
18713 start_struct and finish_struct.
18714 (c_parser_cast_expression): Get location of cast.
18715 (c_parser_alignof_expression): Get location of type.
18716 (c_parser_postfix_expression): Likewise.
18717 (c_parser_postfix_expression_after_paren_type): Add type_loc
18718 parameter. Change all callers. Call check_compound_literal_type.
18719 Use type_loc for error about variable size type.
18720 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18721 of an enum constant from an enum type defined in a struct or union.
18722 (c_cast_expr): Add loc parameter. Change all callers. If
18723 -Wc++-compat, warn about defining a type in a cast.
18724 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18725 (start_enum, start_struct, finish_struct): Update declarations.
18726 (parser_xref_tag, c_cast_expr): Update declarations.
18727 (check_compound_literal_type): Declare.
18729 2009-05-11 Ben Elliston <bje@au.ibm.com>
18731 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18732 for recent libcpp interface change.
18733 (rs6000_macro_to_expand): Likewise.
18735 2009-05-10 Michael Matz <matz@suse.de>
18738 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18739 not at entry of function.
18741 2009-05-10 Richard Guenther <rguenther@suse.de>
18743 PR tree-optimization/40081
18745 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18746 using the main variant of the element type. Do not fiddle with
18747 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18749 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18750 structs with volatile fields.
18752 2009-05-10 Jan Hubicka <jh@suse.cz>
18754 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18755 (estimate_move_cost): Assert that it does not get called for
18757 (estimate_num_insns): Skip VOID types in argument handling.
18758 (optimize_inline_calls): Delete unreachable blocks and verify that
18759 callgraph is valid.
18761 2009-05-10 Jan Hubicka <jh@suse.cz>
18763 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18764 * cgraph.c (cgraph_mark_address_taken_node): New function.
18765 (dump_cgraph_node): Dump new flag.
18766 * cgraph.h (struct cgraph_node): Add address_taken.
18767 (cgraph_mark_address_taken_node): New function.
18768 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18769 since new direct calls can be born.
18771 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18773 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18774 tok->val.node.node.
18776 2009-05-10 Jan Hubicka <jh@suse.cz>
18778 PR middle-end/40084
18779 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18781 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18782 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18783 * tree-inline.c (copy_bb): Set frequency correctly.
18784 (fold_marked_statements): Update call to
18785 cgraph_update_edges_for_call_stmt.
18787 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18789 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18790 identifiers in diagnostics.
18791 * config/arm/arm.c (arm_handle_fndecl_attribute,
18792 arm_handle_isr_attribute): Likewise.
18793 * config/avr/avr.c (avr_handle_progmem_attribute,
18794 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18795 * config/bfin/bfin.c (handle_int_attribute,
18796 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18797 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18798 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18800 * config/darwin.c (darwin_handle_kext_attribute,
18801 darwin_handle_weak_import_attribute): Likewise.
18802 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18803 h8300_handle_eightbit_data_attribute,
18804 h8300_handle_tiny_data_attribute): Likewise.
18805 * config/i386/i386.c (ix86_handle_cconv_attribute,
18806 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18807 * config/i386/winnt.c (ix86_handle_shared_attribute,
18808 ix86_handle_selectany_attribute): Likewise.
18809 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18810 * config/m32c/m32c.c (function_vector_handler): Likewise.
18811 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18812 m68hc11_handle_fntype_attribute): Likewise.
18813 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18814 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18815 * config/mips/mips.c (mips_insert_attributes,
18816 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18817 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18818 rs6000_handle_struct_attribute): Likewise.
18819 * config/sh/sh.c (sh_insert_attributes,
18820 sh_handle_resbank_handler_attribute,
18821 sh_handle_interrupt_handler_attribute,
18822 sh2a_handle_function_vector_handler_attribute,
18823 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18825 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18826 * config/spu/spu.c (spu_handle_fndecl_attribute,
18827 spu_handle_vector_attribute): Likewise.
18828 * config/stormy16/stormy16.c
18829 (xstormy16_handle_interrupt_attribute): Likewise.
18830 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18831 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18833 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18835 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18836 (pp_translate_identifiers): New.
18837 (pp_identifier): Only conditionally translate identifier to locale
18839 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18840 (pp_base_tree_identifier): Only conditionally translate identifier
18841 to locale character set.
18842 * c-pretty-print.c (M_): Define.
18843 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18844 fragments for conditional translation with M_.
18845 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18846 identifier translation.
18848 2009-05-10 Richard Guenther <rguenther@suse.de>
18850 PR tree-optimization/40081
18851 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18852 using the main variant of the element type. Do not fiddle with
18853 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18855 2009-05-09 Jan Hubicka <jh@suse.cz>
18857 PR middle-end/40080
18858 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18859 indirect calls; verify cgraph afterwards.
18861 2009-05-09 Jan Hubicka <jh@suse.cz>
18864 * ipa.c (update_inlined_to_pointer): New function.
18865 (cgraph_remove_unreachable_nodes): Use it.
18867 2009-05-09 Jan Hubicka <jh@suse.cz>
18869 * tree-eh.c (struct leh_state): Remove prev_try.
18870 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18871 not track prev_try.
18872 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18873 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18874 remove_eh_handler_and_replace, foreach_reachable_handler,
18875 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18876 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18877 (gen_eh_region_cleanup): Update prototype.
18879 2009-05-09 Jan Hubicka <jh@suse.cz>
18881 PR middle-end/40043
18882 * except.c (copy_eh_region): Always set prev_try.
18883 (redirect_eh_edge_to_label): Find outer try.
18884 (foreach_reachable_handler): When looking for prev try
18885 handle case where previous try is not going to be taken.
18887 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18889 PR tree-optimization/40049
18890 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18891 only vector/vector shifts, convert the type of the constant to the
18892 appropriate type to avoid building incorrect trees, which
18893 eventually have problems with garbage collection.
18895 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18897 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18898 -1 for complex floating-point types if honoring signed zeros.
18900 2009-05-08 Jan Hubicka <jh@suse.cz>
18902 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18903 argument; handle correctly when profile is absent.
18904 (build_cgraph_edges): Update.
18905 (rebuild_cgraph_edges): Update.
18906 * cgraph.c: Do not include varray.h.
18907 (cgraph_set_call_stmt_including_clones): New function.
18908 (cgraph_create_edge_including_clones): Likewise
18909 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18910 (cgraph_update_edges_for_call_stmt): Handle clones.
18911 (cgraph_remove_node): Handle clone tree.
18912 (cgraph_remove_node_and_inline_clones): New function.
18913 (dump_cgraph_node): Dump clone tree.
18914 (cgraph_clone_node): Handle clone tree.
18915 (clone_function_name): Bring here from tree-inline.c.
18916 (cgraph_create_virtual_clone): New function.
18917 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18918 (cgraph_clone_info): New function.
18919 (strut cgraph_node): Add clone_info and new clone tree pointers.
18920 (cgraph_remove_node_and_inline_clones,
18921 cgraph_set_call_stmt_including_clones,
18922 cgraph_create_edge_including_clones,
18923 cgraph_create_virtual_clone): Declare.
18924 (cgraph_function_versioning): Use VEC argument.
18925 (compute_call_stmt_bb_frequency): Update prototype.
18926 (cgraph_materialize_all_clones): New function.
18927 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18928 (ipcp_create_replace_map): Update to VECtors.
18929 (ipcp_update_callgraph): Use virtual clones.
18930 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18931 (ipcp_update_profiling): Do not update local profiling.
18932 (ipcp_insert_stage): Use VECtors and virtual clones.
18933 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18934 (clone_of_p): New function.
18935 (cgraph_preserve_function_body_p): Use clone tree.
18936 (cgraph_optimize): Materialize clones.
18937 (cgraph_function_versioning): Update for VECtors.
18938 (save_inline_function_body): Use clone tree.
18939 (cgraph_materialize_clone): New function.
18940 (cgraph_materialize_all_clones): Likewise.
18941 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18942 * ipa.c: Include gimple.h.
18943 (cgraph_remove_unreachable_nodes): Use clone tree.
18944 * ipa-prop.c (ipa_note_param_call): Update call to
18945 compute_call_stmt_bb_frequencycall.
18946 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18947 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18948 (copy_bb): Handle updating of clone tree; add new edge when new call
18950 (expand_call_inline): Be strict about every call having edge.
18951 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18952 (delete_unreachable_blocks_update_callgraph): New function.
18953 (tree_function_versioning): Use VECtors; always remove unreachable
18954 blocks and fold conditionals.
18955 * tree-inline.h: Do not include varray.h.
18956 (tree_function_versioning): Remove.
18957 * Makefile.in (GTFILES): Remove tree-inline.c
18958 * passes.c (do_per_function): Do only functions having body.
18959 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18962 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18963 Andrew Morrow <acm@google.com>
18966 * c-common.c (c_common_attribute_table): Permit deprecated
18967 attribute to take an optional argument.
18968 (handle_deprecated_attribute): If the optional argument to
18969 __attribute__((deprecated)) is not a string ignore the attribute
18970 and emit a warning.
18972 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18973 * c-typeck.c (build_component_ref): Likewise.
18974 (build_external_ref): Likewise.
18976 * toplev.c (warn_deprecated_use): Add an attribute argument.
18977 Emit the message associated with __attribute__((deprecated)).
18979 * toplev.h (warn_deprecated_use): Updated.
18981 * doc/extend.texi: Document new optional parameter to
18982 __attribute__((deprecated))
18984 2009-05-08 Michael Eager <eager@eagercon.com>
18986 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18987 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18989 2009-05-08 Richard Guenther <rguenther@suse.de>
18991 PR tree-optimization/40062
18992 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18993 Avoid exponential behavior.
18995 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18997 PR rtl-optimization/33928
18999 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19000 process_uses, build_single_def_use_links): New.
19001 (update_df): Update use_def_ref.
19002 (forward_propagate_into): Use get_def_for_use instead of use-def
19004 (fwprop_init): Call build_single_def_use_links and let it initialize
19006 (fwprop_done): Free use_def_ref.
19007 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19008 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19009 df_rd_simulate_one_insn): New.
19010 (df_rd_bb_local_compute_process_def): Update head comment.
19011 (df_chain_create_bb): Use the new RD simulation functions.
19012 * df.h (df_rd_simulate_artificial_defs_at_top,
19013 df_rd_simulate_one_insn): New.
19014 * opts.c (decode_options): Enable fwprop at -O1.
19015 * doc/invoke.texi (-fforward-propagate): Document this.
19017 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19020 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19021 and one complex operand specially.
19022 * tree-complex.c (some_nonzerop): Do not identify a real value as
19023 zero if flag_signed_zeros.
19025 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19027 PR rtl-optimization/33928
19028 * loop-invariant.c (record_use): Fix && vs. || mishap.
19030 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19032 PR rtl-optimization/33928
19033 * loop-invariant.c (struct use): Add addr_use_p.
19034 (struct def): Add n_addr_uses.
19035 (struct invariant): Add cheap_address.
19036 (create_new_invariant): Set cheap_address.
19037 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19038 (record_uses): Pass df_ref to record_use.
19039 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19042 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19044 * config/sh/sh.c: Do not include c-pragma.h.
19046 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
19048 * config/spu/spu.c: Remove include of c-common.h.
19050 2009-05-07 Janis Johnson <janis187@us.ibm.com>
19053 * c-common.h (mark_valid_location_for_stdc_pragma,
19054 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
19055 clear_float_const_decimal64, float_const_decimal64_p): New.
19056 * c.opt (Wunsuffixed-float-constants): New.
19057 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
19058 unsuffixed float constant, handle new warning.
19059 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
19060 * c-decl.c (c_scope): New flag float_const_decimal64.
19061 (set_float_const_decimal64, clear_float_const_decimal64,
19062 float_const_decimal64_p): New.
19063 (push_scope): Set new flag.
19064 * c-parser.c (c_parser_translation_unit): Mark when it's valid
19065 to use STDC pragmas.
19066 (c_parser_external_declaration): Ditto.
19067 (c_parser_compound_statement_nostart): Ditto.
19068 * c-pragma.c (valid_location_for_stdc_pragma,
19069 mark_valid_location_for_stdc_pragma,
19070 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
19071 handle_pragma_float_const_decimal64): New.
19072 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
19073 * cp/semantics.c (valid_location_for_stdc_pragma_p,
19074 set_float_const_decimal64, clear_float_const_decimal64,
19075 float_const_decimal64_p): New dummy functions.
19076 * doc/extend.texi (Decimal Float): Remove statement that the
19077 pragma, and suffix for double constants, are not supported.
19078 * doc/invoke.texi (Warning Options): List new option.
19079 (-Wunsuffixed-float-constants): New.
19081 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
19083 * config/i386/i386.c: Do not include c-common.h.
19085 2009-05-07 Mark Heffernan <meheff@google.com>
19087 * doc/invoke.texi (Debugging Options): Document change of debugging
19089 * opts.c (decode_options): Make dump_base_name relative to
19090 aux_base_name directory.
19092 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19094 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
19095 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
19097 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
19099 * Makefile.in (install-plugin): Simplify a bit.
19101 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
19103 * Makefile.in (OBJS-common): Add regcprop.o.
19105 * timevar.def (TV_CPROP_REGISTERS): New.
19106 * regrename.c (regrename_optimize): Return 0.
19107 (rest_of_handle_regrename): Delete.
19108 (pass_rename_registers): Point to regrename_optimize.
19109 (struct value_data_entry, struct value_data,
19110 kill_value_one_regno, kill_value_regno, kill_value,
19111 set_value_regno, init_value_data, kill_clobbered_value,
19112 kill_set_value, kill_autoinc_value, copy_value,
19113 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
19114 replace_oldest_value_reg, replace_oldest_value_addr,
19115 replace_oldest_value_mem, copyprop_hardreg_forward_1,
19116 debug_value_data, validate_value_data): Move...
19117 * regcprop.c: ... here.
19118 (rest_of_handle_cprop): Delete.
19119 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
19121 2009-05-07 Jakub Jelinek <jakub@redhat.com>
19123 PR middle-end/40057
19124 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
19125 GEN_INT for 1 << bitnum.
19126 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
19127 build_int_cst_type.
19129 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
19131 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
19132 Remove wrong description of "nand" operation.
19134 2009-05-06 Richard Guenther <rguenther@suse.de>
19135 Adam Nemet <anemet@caviumnetworks.com>
19137 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
19138 comment. Add that if LHS is not a gimple register, then RHS1 has
19139 to be a single object (GIMPLE_SINGLE_RHS).
19141 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
19143 * expr.c (get_def_for_expr): Move it up in the file.
19144 (store_field): When expanding a bit-field store, look at the
19145 defining gimple stmt for the masking conversion.
19147 2009-05-06 Janis Johnson <janis187@us.ibm.com>
19149 PR middle-end/39986
19150 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
19151 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
19152 32-bit memcpy into long.
19154 2009-05-06 Jakub Jelinek <jakub@redhat.com>
19156 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
19157 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
19159 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
19160 instead of appending DW_OP_deref*.
19162 2009-05-06 Michael Matz <matz@suse.de>
19164 PR middle-end/40021
19165 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
19166 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
19168 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
19170 * Makefile.in (install-plugin): Fix srcdir handling.
19172 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
19174 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
19175 when processing for not_regs_needed bitmap.
19176 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
19177 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
19178 handling it for rhs.
19180 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19182 * config/i386/i386.md (unnamed inc/dec peephole): Use
19183 optimize_insn_for_size_p instead of optimize_size.
19184 * config/i386/predicates.md (incdec_operand): Likewise.
19185 (aligned_operand): Likewise.
19186 * config/i386/sse.md (divv8sf3): Likewise.
19187 (sqrtv8sf2): Likewise.
19189 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19191 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
19193 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
19195 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19197 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
19198 ssemodesuffixf2c with avxmodesuffixf2c.
19200 2009-05-06 Joseph Myers <joseph@codesourcery.com>
19203 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
19205 2009-05-05 Jakub Jelinek <jakub@redhat.com>
19207 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19208 (struct tree_base): Adjust spacing for 8 bit boundaries.
19209 (struct tree_decl_common): Add decl_by_reference_flag bit.
19210 (DECL_BY_REFERENCE): Adjust.
19211 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19212 print DECL_BY_REFERENCE bit.
19213 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19214 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19215 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19216 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19219 PR middle-end/39666
19220 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19221 range of the type, but default label is missing, add it with one
19222 of the existing labels instead of adding a new label for it.
19224 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19228 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19230 * Makefile.in (enable_plugin, plugin_includedir): New.
19231 (install): Depend on install-plugin.
19232 (PLUGIN_HEADERS): New.
19233 (install-plugin): New.
19234 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19236 2009-05-05 Richard Guenther <rguenther@suse.de>
19238 PR tree-optimization/40022
19239 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19241 (phivn_valid_p): Fix tuplification error, simplify.
19242 (phiprop_insert_phi): Add dumps.
19243 (propagate_with_phi): Simplify.
19245 2009-05-05 Richard Guenther <rguenther@suse.de>
19247 PR middle-end/40023
19248 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19250 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19252 * tree.h (strip_float_extensions): Remove duplicate declaration.
19253 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19254 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19255 block_ultimate_origin): Rearrange the declarations line to match the
19256 comment that indicates the .c file which the functions are defined.
19257 (dwarf2out_*, set_decl_rtl): Add comment.
19258 (get_base_address): Adjust comment.
19259 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19260 declarations line and add comment.
19261 (is_builtin_name): Add blank after function name, for clarity.
19263 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19265 * attribs.c (decl_attributes): Use %qE for identifiers in
19267 * cgraphunit.c (verify_cgraph_node): Translate function names to
19268 locale character set in diagnostics.
19269 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19271 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19272 Document that functions are named in UTF-8.
19273 * expr.c (expand_expr_real_1): Translate function names to locale
19274 character set in diagnostics.
19275 * gimplify.c (omp_notice_variable, omp_is_private,
19276 gimplify_scan_omp_clauses): Use %qE for identifiers in
19278 * langhooks.c (lhd_print_error_function): Translate function names
19279 to locale character set.
19280 * langhooks.h (decl_printable_name): Document that return value is
19281 in internal character set.
19282 * stmt.c: Include pretty-print.h
19283 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19285 (resolve_operand_name_1): Translate named operand name to locale
19287 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19289 * toplev.c (announce_function): Translate function names to locale
19291 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19292 (default_tree_printer): Use pp_identifier or translate identifiers
19293 to locale character set. Mark "<anonymous>" for translation.
19294 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19295 for identifiers in diagnostics.
19296 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19298 * varasm.c (output_constructor): Use %qE for identifiers in
19301 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19303 * configure.ac: use ` ` instead of $()
19304 * configure: Regenerate.
19306 2009-05-05 Ben Elliston <bje@au.ibm.com>
19308 * config/pa/linux-atomic.c: Eliminate conditional include of
19309 errno.h on non-LP64 systems to simplify build requirements.
19311 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19313 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19315 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19316 and pass value to identifier_to_locale.
19317 (warn_variable_length_array): Make name a tree.
19318 (grokdeclarator): Separate diagnostic texts for named and unnamed
19319 declarators. Use %qE for named declarators.
19320 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19322 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19323 identifiers in diagnostics.
19324 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19325 identifier_to_locale. Mark "anonymous" strings for translation.
19327 2009-05-04 Michael Eager <eager@eagercon.com>
19329 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19330 address for DImode/DFmode only if double-precision FP regs.
19332 2009-05-04 Michael Eager <eager@eagercon.com>
19334 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19335 TARGET_SINGLE_FLOAT check.
19337 2009-05-04 Michael Eager <eager@eagercon.com>
19339 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19341 2009-05-04 Michael Eager <eager@eagercon.com>
19343 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19344 * config/rs6000/t-xilinx: New
19346 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19348 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19349 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19350 * gcc/explow.c (memory_address): Use target hook.
19351 * gcc/targhooks.c (default_legitimize_address): New.
19352 * gcc/targhooks.h (default_legitimize_address): New.
19353 * gcc/target.h (legitimize_address): New.
19354 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19355 (TARGET_INITIALIZER): Include it.
19356 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19358 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19359 * config/bfin/bfin.c (legitimize_address): Remove.
19360 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19361 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19363 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19364 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19366 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19367 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19368 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19369 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19370 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19371 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19372 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19373 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19374 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19375 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19376 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19377 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19378 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19379 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19380 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19381 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19382 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19383 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19384 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19385 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19386 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19387 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19388 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19390 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19391 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19392 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19393 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19394 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19395 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19396 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19397 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19398 (thumb_legitimize_address): Delete.
19399 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19400 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19401 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19402 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19403 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19404 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19406 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19409 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19410 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19411 * config/m32r/m32r.c (m32r_legitimize_address): New.
19412 * config/m68k/m68k.c (m68k_legitimize_address): New.
19413 * config/score/score.c (score_legitimize_address): Standardize.
19414 * config/score/score3.c (score3_legitimize_address): Standardize.
19415 * config/score/score3.h (score3_legitimize_address): Adjust.
19416 * config/score/score7.c (score7_legitimize_address): Standardize.
19417 * config/score/score7.h (score7_legitimize_address): Adjust.
19418 * config/sh/sh.c (sh_legitimize_address): New.
19419 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19421 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19422 (s390_legitimize_address): ... this.
19423 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19424 (sparc_legitimize_address): ... this.
19425 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19426 (ix86_legitimize_address): ... this.
19427 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19428 (avr_legitimize_address): ... this.
19429 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19430 (mn10300_legitimize_address): ... this.
19431 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19432 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19433 (alpha_expand_mov): Adjust call.
19435 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19436 * config/spu/spu.c (spu_legitimize_address): Likewise.
19437 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19438 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19440 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19442 * intl.c (locale_encoding, locale_utf8): New.
19443 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19444 * intl.h (locale_encoding, locale_utf8): Declare.
19445 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19446 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19448 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19450 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19451 (pp_base_tree_identifier): Declare as function.
19452 (identifier_to_locale): Declare.
19453 * Makefile.in (pretty-print.o): Update dependencies.
19454 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19456 2009-05-04 Richard Guenther <rguenther@suse.de>
19458 PR middle-end/40015
19459 * builtins.c (fold_builtin_memory_op): Do not decay to element
19460 type if the size matches the whole array.
19462 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19464 * expmed.c (synth_mult): When trying out a shift, pass the result
19467 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19469 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19470 (shiftsub1_cost): New.
19471 (init_expmed): Compute shiftsub1_cost.
19472 (synth_mult): Optimize multiplications by constants of the form
19473 -(2^^m-1) for some constant positive integer m.
19475 2009-05-03 Richard Guenther <rguenther@suse.de>
19478 * c-typeck.c (array_to_pointer_conversion): Do not built
19479 ADDR_EXPRs of arrays of pointer-to-element type.
19480 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19481 up wrong ADDR_EXPRs after-the-fact.
19482 * c-common.c (strict_aliasing_warning): Strip pointer
19483 conversions for obtaining the original type.
19484 * builtins.c (fold_builtin_memset): Handle array types.
19485 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19488 2009-05-03 Richard Guenther <rguenther@suse.de>
19490 PR middle-end/23329
19491 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19492 Do not lose casts from array types with unknown extent to array
19493 types with known extent.
19494 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19495 alias set compatibility.
19497 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19499 * flags.h (extra_warnings): Delete.
19500 * toplev.c (process_options): Handle Wuninitialized here.
19501 * opts.c (extra_warnings): Delete.
19502 (set_Wextra): Delete.
19503 (common_handle_option): -Wextra can be handled automatically.
19504 * c-opts.c (c_common_handle_option): Delete obsolete code.
19505 (c_common_post_options): Simplify comment.
19506 * common.opt (W): Add Var.
19508 (Wuninitialized): Initialize to -1.
19510 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19511 Richard Guenther <rguenther@suse.de>
19513 * expr.c (get_def_for_expr): New function.
19514 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19515 SSA rather than trees.
19516 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19517 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19519 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19521 * c-common.c (reswords): Add _Imaginary.
19522 * c-common.c (enum rid): Add RID_IMAGINARY.
19524 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19526 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19527 Patch by Richard Guenther.
19529 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19531 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19532 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19533 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19534 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19535 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19536 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19537 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19538 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19539 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19540 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19541 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19542 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19543 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19544 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19545 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19546 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19547 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19548 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19550 2009-05-02 Richard Guenther <rguenther@suse.de>
19552 PR tree-optimization/39940
19553 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19556 2009-05-02 Richard Guenther <rguenther@suse.de>
19558 PR middle-end/40001
19559 * tree-ssa.c (execute_update_addresses_taken): Properly check
19560 if we can mark a variable DECL_GIMPLE_REG_P.
19561 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19562 back to the end of the function.
19563 (is_gimple_reg_type): Remove complex type special casing.
19564 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19567 2009-05-02 Ben Elliston <bje@au.ibm.com>
19569 * doc/collect2.texi (Collect2): Document search path behaviour
19570 when configured with --with-ld.
19572 2009-05-02 Jan Hubicka <jh@suse.cz>
19574 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19575 parameter; update callers.
19576 (coalesce_cost_edge): EH edges are costier because they needs
19577 splitting even if not critical and even more costier when there are
19578 multiple EH predecestors.
19580 2009-05-02 Jan Hubicka <jh@suse.cz>
19582 * except.c (remove_eh_handler_and_replace): Handle updating after
19583 removing TRY blocks.
19585 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19587 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19589 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19591 * varasm.c: Do not include c-pragma.h.
19592 * attribs.c: Do not incude c-common.h.
19594 2009-05-01 Michael Matz <matz@suse.de>
19596 * calls.c (initialize_argument_information): Handle SSA names like
19597 decls with a non MEM_P DECL_RTL.
19599 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19601 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19602 * ipa-utils.c: Likewise.
19603 * ipa-type-escape.c: Likewise.
19604 * cgraphunit.c Do not include c-common.h.
19605 * ipa-pure-const.c: Likewise.
19606 * tree-if-conv.c: Likewise.
19607 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19608 * ipa-struct-reorg.c: Likewise.
19609 * tree-nomudflap.c: Likewise.
19610 * tree-ssa-structalias.c: Likewise.
19612 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19614 * store-motion.c: Many cleanups to make this pass a first-class
19615 citizen instead of an appendix to gcse load motion. Add TODO list
19616 to make this pass faster/cleaner/better.
19618 (struct ls_expr): Post gcse.c-split cleanups.
19619 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19620 "stores" field to "avail_stores".
19621 (pre_ldst_mems): Rename to store_motion_mems.
19622 (pre_ldst_table): Rename to store_motion_mems_table.
19623 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19624 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19625 (ldst_entry): Rename to st_expr_entry, update users.
19626 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19627 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19628 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19630 (first_ls_expr): Rename to first_st_expr, update users.
19631 (next_ls_expr): Rename to next_st_expr, update users.
19632 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19633 fields properly for store motion instead of names inherited from load
19635 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19636 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19639 (ae_kill): Rename to st_kill, update users.
19640 (ae_gen): Rename to st_avloc, update users.
19641 (transp): Rename to st_transp, update users.
19642 (pre_insert_map): Rename to st_insert_map, update users.
19643 (pre_delete_map): Rename to st_delete_map, update users.
19644 (insert_store, build_store_vectors, free_store_memory,
19645 one_store_motion_pass): Update for abovementioned changes.
19647 (gcse_subst_count, gcse_create_count): Remove.
19648 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19649 and "n_stores_created", local variables.
19651 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19654 (regvec, compute_store_table_current_insn): Remove.
19655 (reg_set_info, reg_clear_last_set): Remove.
19656 (compute_store_table): Use DF caches instead of local dataflow
19659 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19661 * c-objc-common.c (c_tree_printer): Print identifiers with
19662 pp_identifier, not pp_string. Mark "({anonymous})" for
19664 * c-pretty-print.c (pp_c_ws_string): New.
19665 (pp_c_cv_qualifier, pp_c_type_specifier,
19666 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19667 pp_c_storage_class_specifier, pp_c_function_specifier,
19668 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19669 pp_c_primary_expression, pp_c_postfix_expression,
19670 pp_c_unary_expression, pp_c_shift_expression,
19671 pp_c_relational_expression, pp_c_equality_expression,
19672 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19673 use pp_string and pp_c_ws_string in place of pp_identifier and
19674 pp_c_identifier for non-identifiers. Mark English strings for
19676 * c-pretty-print.h (pp_c_ws_string): Declare.
19678 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19679 Roland McGrath <roland@redhat.com>
19681 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19682 (ENABLE_LD_BUILDID): New configuration option.
19683 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19684 (LINK_BUILDID_SPEC): New macro.
19685 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19687 * doc/install.texi: Document --enable-linker-build-id option.
19688 * configure: Rebuild.
19689 * config.in: Rebuild.
19691 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19693 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19694 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19695 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19696 MIPS_GP_SAVE_AREA_SIZE.
19697 * config/mips/mips.c (struct mips_frame_info): Update comment
19698 before arg_pointer_offset and hard_frame_pointer_offset.
19699 (mips_compute_frame_info): Update diagram before function: to
19700 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19701 indicate the position of frame_pointer_rtx with -fstack-protector and
19702 to show args_size. Don't allocate cprestore area for leaf functions
19703 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19705 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19707 2009-04-30 Michael Matz <matz@suse.de>
19709 PR tree-optimization/39955
19710 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19712 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19714 * ira.c (setup_cover_and_important_classes): Use safe macro
19715 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19717 * genpreds.c (write_tm_preds_h): Output suitable definition of
19718 REG_CLASS_FOR_CONSTRAINT.
19720 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19722 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19724 * bitmap.c (bitmap_descriptor): Likewise.
19725 * ggc-common.c (loc_descriptor): Likewise.
19726 * varray.c (varray_descriptor): Likewise.
19727 * vec.c (vec_descriptor): Likewise.
19729 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19731 * Makefile.in (dce.o): Add $(EXCEPT_H).
19732 * dce.c: Include except.h and delete redundant vector definitions.
19733 (deletable_insn_p): Return false for non-call insns that can throw
19736 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19738 * gcse.c (ae_gen): Remove.
19739 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19740 and make non-static function to make it available in store-motion.c.
19741 Update call sites with search-and-replace.
19742 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19743 extract_mentioned_regs, extract_mentioned_regs_helper,
19744 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19745 store_killed_in_insn, store_killed_after, store_killed_before,
19746 build_store_vectors, insert_insn_start_basic_block, insert-store,
19747 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19748 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19749 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19750 * store-motion.c: ...new file. Also copy data structures from gcse.c
19751 and clean up to remove parts not used by store motion.
19752 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19753 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19755 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19758 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19759 when optimizing for size.
19761 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19763 * gcse.c (gcse_constant_p): Fix typo in last change.
19765 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19767 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19769 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19771 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19773 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19775 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19776 CONST_HIGH_PART result.
19778 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19780 * config/avr/avr.c (initial_elimination_offset): Rename to
19781 avr_initial_elimination_offset.
19782 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19783 change return type to bool.
19784 (avr_can_eliminate): New function.
19785 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19786 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19787 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19788 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19789 avr_initial_elimination_offset.
19790 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19791 (avr_initial_elimination_offset): Define.
19793 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19794 Steven Bosscher <steven@gcc.gnu.org>
19796 PR rtl-optimization/39938
19797 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19798 * cfgrtl.c: Include insn-attr.h.
19799 (rest_of_pass_free_cfg): New function.
19800 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19801 * resource.c (init_resource_info): Remove call to df_analyze.
19803 2009-04-29 Richard Guenther <rguenther@suse.de>
19806 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19807 allow conversion to signed integers.
19809 2009-04-29 Richard Guenther <rguenther@suse.de>
19811 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19812 shifts of floating point vectors if the shift amount is
19813 a constant multiple of the element size.
19815 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19816 Michael Matz <matz@suse.de>
19818 PR middle-end/39927
19820 * tree-outof-ssa.c (emit_partition_copy): New function.
19821 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19822 insert_part_to_rtx_on_edge): Perform the partition base var
19823 copy using emit_partition_copy.
19824 (insert_value_copy_on_edge): Convert constants to the right mode.
19825 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19826 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19828 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19830 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19831 scan backwards to try to find a constant to initialize it.
19833 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19834 insn before the loop_end instruction, don't look past labels.
19836 2009-04-29 Richard Guenther <rguenther@suse.de>
19838 PR middle-end/39937
19839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19840 loose type conversions.
19841 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19842 stmts only if there are no uses of its definition.
19844 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19846 * config/bfin/bfin.h (splitting_loops): Declare.
19847 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19848 Reorder bit definitions to be ascending.
19849 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19850 * config/bfin/bfin.c (splitting_loops): New variable.
19851 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19852 (struct loop_info): Remove members INIT and LOOP_INIT.
19853 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19854 the LSETUP sequence. Allow LC to be loaded from any register, but
19855 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19856 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19858 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19859 of reload_completed.
19862 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19864 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19866 * Makefile.in (PLUGIN_VERSION_H): New.
19867 (OBJS-common): Remove plugin-version.o.
19868 (plugin.o): Depend on (PLUGIN_VERSION_H).
19869 (plugin-version.o): Remove.
19870 * configure: Regenerate
19871 * configure.ac: Create plugin-version.h.
19872 * gcc-plugin.h (plugin_gcc_version): Remove.
19873 (plugin_default_version_check): Change signature.
19874 * plugin-version.c: Remove.
19875 * plugin.c: Include plugin-version.h.
19876 (str_plugin_gcc_version_name): Remove.
19877 (try_init_one_plugin): Pass gcc version to plugin_init.
19878 (plugin_default_version_check): Both gcc and plugin versions are now
19881 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19883 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19884 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19885 Remove special case testing for last insn of inner loops. Don't fail
19886 if the loop ends with a jump, emit an extra nop instead.
19888 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19889 DREGS rather than comparing directly. Remove code that tries to
19890 account for latencies.
19892 2009-04-29 Richard Guenther <rguenther@suse.de>
19894 PR tree-optimization/39941
19895 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19896 eliminating an indirect call.
19898 2009-04-29 Richard Guenther <rguenther@suse.de>
19900 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19901 parameter. Allow invariants as base if !require_lvalue.
19902 (verify_gimple_assign_single): Adjust.
19904 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19906 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19907 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19908 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19909 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19910 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19912 * config/bfin/bfin.c (bfin_expand_builtin,
19913 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19915 2009-04-28 Richard Guenther <rguenther@suse.de>
19917 * tree-vect-loop.c (get_initial_def_for_induction): Use
19918 correct types for pointer increment.
19920 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19922 * toplev.c (print_version): Update GMP version string calculation.
19924 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19926 PR rtl-optimization/39938
19927 * resource.c (init_resource_info): Add call to df_analyze.
19929 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19931 * config/alpha/alpha.md (usegp): Cast the result of
19932 alpha_find_lo_sum_using_gp to enum attr_usegp.
19933 * config/alpha/alpha.c (override_options): Remove end-of-structure
19934 marker element from cpu_table. Use array size of cpu_table to handle
19935 -mcpu and -mtune options.
19936 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19938 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19940 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19941 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19942 tune_32 and tune_64.
19943 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19944 support on PowerPC.
19945 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19946 * config/rs6000/option-defaults.h: ... here. New file.
19947 (OPT_64, OPT_32): Define.
19948 (MASK_64BIT): Define to 0 if not already defined.
19949 (OPT_ARCH64, OPT_ARCH32): Define.
19950 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19953 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19955 * config/arm/arm.c (arm_override_options): Emit error on using
19958 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19960 PR rtl-optimization/39914
19961 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19962 registers for allocnos created from user-defined variables only
19963 when not optimizing.
19965 2009-04-28 Richard Guenther <rguenther@suse.de>
19967 PR middle-end/39937
19968 * fold-const.c (fold_binary): Use distribute_real_division only
19971 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19973 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19974 add hpux-stdint.h to tm_file.
19975 (hppa[12]*-*-hpux11*): Ditto.
19976 (ia64*-*-hpux*): Ditto.
19977 * config/hpux-stdint.h: New.
19978 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19979 __STDC_EXT__ for all compiles.
19980 * config/pa/pa-hpux.h: Ditto.
19981 * config/pa/pa-hpux10.h: Ditto.
19982 * config/pa/pa-hpux11.h: Ditto.
19984 2009-04-28 Catherine Moore <clm@codesourcery.com>
19986 * debug.h (set_name): Add comment.
19988 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19991 * config/darwin.c (machopic_gen_offset): Check
19992 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19993 * config/arm/arm.c (require_pic_register): Likewise.
19995 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19997 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19998 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19999 m32c_promote_prototypes): Delete.
20001 2009-04-28 Michael Matz <matz@suse.de>
20003 PR middle-end/39922
20004 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20007 2009-04-28 Richard Guenther <rguenther@suse.de>
20009 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20011 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20013 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20014 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20015 * config/arm/arm-tune.md: Regenerate.
20017 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20019 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20020 block if there are complex incoming edges.
20021 (sel_merge_blocks): Remove useless assert.
20022 (sel_redirect_edge_and_branch): Check that edge was redirected.
20023 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20024 (sel_find_rgns): Delete declaration.
20025 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20026 the region when it is not a preheader.
20028 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20031 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20033 2009-04-28 Richard Guenther <rguenther@suse.de>
20035 * tree.h (SSA_NAME_VALUE): Remove.
20036 (struct tree_ssa_name): Remove value_handle member.
20037 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20038 array for jump threading.
20039 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20041 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20042 * tree-flow.h (threadedge_initialize_values): Declare.
20043 (threadedge_finalize_values): Likewise.
20044 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20045 (SSA_NAME_VALUE): Define.
20046 (threadedge_initialize_values): New function.
20047 (threadedge_finalize_values): Likewise.
20048 * tree-ssa-dom.c (ssa_name_values): New global variable.
20049 (SSA_NAME_VALUE): Define.
20050 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
20052 2009-04-28 Ira Rosen <irar@il.ibm.com>
20054 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
20055 Use REPORT_VECTORIZED_LOCATIONS instead
20056 REPORT_VECTORIZED_LOOPS.
20057 * tree-vectorizer.c (vect_verbosity_level): Make static.
20058 (vect_loop_location): Rename to vect_location.
20059 (vect_set_verbosity_level): Update comment.
20060 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
20062 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
20063 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
20064 instead REPORT_UNVECTORIZED_LOOPS.
20065 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
20066 and vect_loop_def to vect_external_def and vect_internal_def.
20067 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
20068 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
20069 REPORT_UNVECTORIZED_LOCATIONS.
20070 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
20071 and vect_used_in_loop and to vect_unused_in_scope and
20072 vect_used_in_scope.
20073 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
20074 (vect_verbosity_level): Remove declaration.
20075 (vect_analyze_operations): Likewise.
20076 (vect_analyze_stmt): Declare.
20077 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
20078 REPORT_UNVECTORIZED_LOCATIONS.
20079 (vect_get_loop_niters): Fix indentation.
20080 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
20081 (vect_analyze_loop_operations): New function.
20082 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
20083 vect_analyze_operations.
20084 (vect_is_simple_reduction): Use new names.
20085 (vectorizable_live_operation, vect_transform_loop): Likewise.
20086 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
20087 to specify whether the data references can be a part of interleaving
20089 (vect_analyze_data_ref_dependence): Use new names.
20090 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
20091 (vect_create_addr_base_for_vector_ref): Remove redundant code.
20092 * tree-vect-patterns.c (widened_name_p): Use new names.
20093 (vect_recog_dot_prod_pattern): Likewise.
20094 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
20095 (process_use, vect_mark_stmts_to_be_vectorized,
20096 vect_model_simple_cost, vect_model_store_cost,
20097 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
20098 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
20099 vectorizable_operation, vectorizable_type_demotion,
20100 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
20101 vectorizable_condition): Likewise.
20102 (vect_analyze_operations): Split into vect_analyze_loop_operations
20104 (vect_analyze_stmt): ... new function.
20105 (new_stmt_vec_info): Use new names.
20106 (vect_is_simple_use): Use new names and fix comment.
20107 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
20108 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
20110 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20113 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
20114 and integer modes for x87 operands. Do not ICE for unsupported size,
20115 generate error instead. Generate error for unsupported operand types.
20116 ['z']: Do not handle HImode memory operands specially. Warning
20117 for floating-point operands. Fallthru to 'Z' for unsupported operand
20118 types. Do not ICE for unsupported size, generate error instead.
20119 (output_387_binary_op): Use %Z to output operands.
20120 (output_fp_compare): Ditto.
20121 (output_387_reg_move): Ditto.
20123 2009-04-28 Ben Elliston <bje@au.ibm.com>
20128 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20130 * builtins.c (c_strlen): Do not warn here.
20131 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20132 * c-common.c (pointer_int_sum): Take an explicit location.
20133 Warn about offsets out of bounds.
20134 * c-common.h (pointer_int_sum): Adjust declaration.
20136 2009-04-27 Ian Lance Taylor <iant@google.com>
20138 * collect2.c (is_ctor_dtor): Change type of ret field in struct
20140 * dce.c (run_fast_df_dce): Change type of old_flags to int.
20141 * df-core.c (df_set_flags): Change return type to int. Change
20142 type of old_flags to int.
20143 (df_clear_flags): Likewise.
20144 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
20145 (df_get_conditional_uses): Likewise.
20146 * df.h (df_set_flags, df_clear_flags): Update declarations.
20147 * dwarf2out.c (struct indirect_string_node): Change type of form
20148 field to enum dwarf_form.
20149 (AT_string_form): Change return type to enum dwarf_form.
20150 * fixed-value.c (fixed_compare): Add cast to enum type.
20151 * fwprop.c (update_df): Change 0 to VOIDmode.
20152 * gensupport.c: Change 0 to UNKNOWN.
20153 * gimple.h (gimple_cond_code): Add cast to enum type.
20154 * haifa-sched.c (reemit_notes): Add cast to enum type.
20155 * hooks.c (hook_int_void_no_regs): Remove function.
20156 * hooks.h (hook_int_void_no_regs): Remove declaration.
20157 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
20158 * predict.c (combine_predictions_for_insn): Add casts to enum type.
20159 * real.c (real_arithmetic): Add cast to enum type.
20160 (real_compare): Likewise.
20161 * target.h (struct gcc_target): Change return type of
20162 branch_target_register_class to enum reg_class.
20163 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
20164 default_branch_target_register_class.
20165 * targhooks.c (default_branch_target_register_class): New function.
20166 * targhooks.h (default_branch_target_register_class): Declare.
20167 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
20168 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
20170 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
20172 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
20173 vect_uninitialized_def. Change 0 to ERROR_MARK.
20174 * tree-vect-stmts.c (supportable_widening_operation): Don't
20175 initialize icode1 and icode2.
20176 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
20177 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
20179 (cmn_err_flag_specs): Change 0 to STD_C89.
20180 (cmn_err_char_table): Likewise.
20181 * config/arm/arm.c (get_arm_condition_code): Change type of code
20182 to enum arm_cond_code.
20183 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
20184 (IWMMXT_BUILTIN2): Likewise.
20185 (neon_builtin_type_bits): Don't define typedef.
20186 (neon_builtin_datum): Change type of bits field to int.
20187 (arm_expand_neon_args): Add cast to enum type.
20188 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
20190 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
20191 casts to enum type.
20192 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
20194 * config/mips/mips.md (jal_macro): Return enum constant.
20195 (single_insn): Likewise.
20196 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
20198 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20199 casts to enum type.
20200 * config/s390/s390.c (s390_tune_flags): Change type to int.
20201 (s390_arch_flags): Likewise.
20202 (s390_handle_arch_option): Change flags field of struct pta to int.
20203 * config/s390/s390.h (s390_tune_flags): Update declaration.
20204 (s390_arch_flags): Likewise.
20205 * config/sh/sh.c (prepare_move_operands): Compare
20206 tls_symbolic_operand result with enum constant.
20207 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20208 (sh_expand_prologue): Add cast to enum type.
20209 (sh_expand_epilogue): Likewise.
20210 (tls_symbolic_operand): Change return type to enum tls_model.
20211 (fpscr_set_from_mem): Add cast to enum type.
20212 (legitimize_pic_address): Compare tls_symbolic_operand result with
20214 (sh_target_reg_class): Change return type to enum reg_class.
20215 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20217 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20218 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20219 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20220 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20221 (delayed_branch, tls_call_delay): Likewise.
20222 (eligible_for_sibcall_delay): Likewise.
20223 (eligible_for_return_delay): Likewise.
20224 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20225 (spu_expand_builtin_1): Likewise.
20227 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20228 for all types of conversions.
20229 (output_init_element): Issue -Wc++-compat warning if needed when
20230 initializing a bitfield with enum type.
20231 * c-parser.c (c_parser_expression): Set original_type to
20232 original_type of right hand operand of comma operator.
20234 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20236 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20238 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20239 * doc/cpp.texi (Standard Predefined Macros)
20240 (Implementation-defined behavior): Likewise.
20241 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20242 * doc/gimple.texi (GIMPLE Exception Handling)
20243 (@code{GIMPLE_ASSIGN}): Likewise.
20244 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20245 * doc/invoke.texi (Warning Options, Optimize Options)
20246 (AVR Options, Darwin Options): Likewise.
20247 (Optimize Options): Reformulate -fwhole-program description.
20248 * doc/loop.texi (Lambda): Likewise.
20249 * doc/md.texi (Output Template, Define Constraints)
20250 (Standard Names, Insn Splitting): Likewise.
20251 * doc/options.texi (Option properties): Likewise.
20252 * doc/passes.texi (Tree-SSA passes): Likewise.
20253 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20254 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20255 (File Names and DBX): Likewise.
20256 * doc/trouble.texi (Incompatibilities): Likewise.
20258 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20260 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20261 instruction is correct.
20263 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20265 Allow non-constant arguments to conversion intrinsics.
20266 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20267 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20268 * spu.c (print_operand): Handle 'v' and 'w'.
20269 (exp2_immediate_p, spu_gen_exp2): Define.
20270 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20271 spu_convtf_1): Update parameter descriptions.
20272 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20273 * constraints.md ('v', 'w'): New.
20274 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20276 (i2f, I2F): New define_mode_attr.
20277 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20278 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20279 fixuns_truncv4sfv4si2): Update to use mode attribute.
20280 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20281 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20282 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20283 patterns for combine.
20285 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20287 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20288 (cprop, hoist, pre, store_motion): New debug counters.
20289 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20290 is not an RTL pass anymore.
20291 (pass_profiling): Remove extern decl for pass removed in 2005.
20292 (pass_gcse, pass_jump_bypass): Remove.
20293 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20294 to 0 for clean state.
20295 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20296 * cse.c (gate_handle_cse_after_global_opts,
20297 rest_of_handle_cse_after_global_opts): New functions.
20298 (pass_cse_after_global_opts): New pass, does local CSE.
20299 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20300 (TV_CPROP): New timevar.
20301 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20302 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20303 (gcse_main, recompute_all_luids): Remove.
20304 (compute_hash_table_work): Call max_reg_num instead of reading
20306 (cprop_jump): Don't set run_jump_opt_after_gcse.
20307 (constprop_register): Always allow to alter jumps.
20308 (cprop_insn): Likewise.
20309 (do_local_cprop): Likewise.
20310 (local_cprop_pass): Likewise. Return non-zero if something changed.
20311 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20312 (find_implicit_sets): Add note about missed optimization opportunity.
20313 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20314 pass_rtl_cprop execute function.
20315 Don't bother tracking the pass number, each pass gets its own dumpfile
20317 Always allow to alter jumpsand bypass jumps.
20318 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20319 will just find no suitable set.
20320 (pre_edge_insert): Fix dumping, this function is for PRE only.
20321 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20322 pass_rtl_pre execute function.
20323 (hoist_code): Return non-zero if something changed. Keep track of
20324 substitutions and insertions for statistics gathering similar to PRE.
20325 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20326 called from the pass_rtl_hoist execute function. Show pass statistics.
20327 (compute_store_table): Use max_reg_num directly instead of using the
20328 formerly global max_gcse_regno.
20329 (build_store_vectors): Likewise.
20330 (replace_store_insn): Fix dumping.
20331 (store_motion): Rename to ...
20332 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20333 pass, called from the pass_rtl_store_motion execute function. Keep
20334 track of substitutions and insertions for statistics gathering similar
20336 (bypass_jumps): Remove, fold interesting bits into ...
20337 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20338 from the pass_rtl_cprop execute function.
20339 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20340 pass_jump_bypass): Remove.
20341 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20342 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20343 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20344 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20345 (gate_rtl_store_motion, execute_rtl_store_motion,
20346 pass_rtl_store_motion): New.
20347 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20348 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20349 * passes.c (init_optimization_passes): Remove pass_gcse and
20350 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20351 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20352 instead of pass_jump_bypass.
20354 2009-04-27 Richard Guenther <rguenther@suse.de>
20356 PR middle-end/39928
20357 * gimplify.c (gimplify_expr): If we are required to create
20358 a temporary make sure it ends up as register.
20360 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20363 * config/i386/i386.c (construct_container): Don't call
20364 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20365 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20367 2009-04-27 Michael Matz <matz@suse.de>
20369 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20370 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20371 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20372 (dump_replaceable_exprs): Take a bitmap.
20373 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20375 (expand_gimple_basic_block): Likewise.
20376 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20377 replaceable_expressions member a bitmap.
20378 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20379 (mark_replaceable): Likewise.
20380 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20381 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20383 2009-04-27 Richard Guenther <rguenther@suse.de>
20385 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20386 (verify_stmts): Dispatch to gimple/type verification code.
20387 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20388 issue with call argument types.
20390 2009-04-27 Michael Matz <matz@suse.de>
20392 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20393 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20396 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20397 Eric Botcazou <ebotcazou@adacore.com>
20399 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20400 a label's basic block.
20401 (mark_target_live_regs): Tidy and rework obsolete comments.
20402 Change back DF problem to LIVE. If a label starts a basic block,
20403 assume that all registers that used to be live then still are.
20404 (init_resource_info): If a label starts a basic block, set its
20405 BLOCK_FOR_INSN accordingly.
20406 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20408 2009-04-27 Richard Guenther <rguenther@suse.de>
20410 * tree-flow-inline.h (function_ann): Remove.
20411 (get_function_ann): Likewise.
20412 * tree-dfa.c (create_function_ann): Remove.
20413 * tree-flow.h (struct static_var_ann_d): Remove.
20414 (struct function_ann_d): Likewise.
20415 (union tree_ann_d): Remove fdecl member.
20416 (function_ann_t): Remove.
20417 (function_ann, get_function_ann, create_function_ann): Remove
20420 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20422 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20424 2009-04-27 Jan Hubicka <jh@suse.cz>
20426 * ipa-pure-const.c (struct funct_state_d): New fields
20427 state_previously_known, looping_previously_known; remove
20428 state_set_in_source.
20429 (analyze_function): Use new fields.
20430 (propagate): Avoid assumption that state_set_in_source imply
20433 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20434 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20435 * cfgloop.h (finite_loop_p): Declare.
20437 2009-04-26 Michael Matz <matz@suse.de>
20439 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20441 2009-04-26 Michael Matz <matz@suse.de>
20443 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20444 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20445 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20446 pass_mark_used_blocks): Remove.
20447 * tree-optimize.c (pass_free_datastructures,
20448 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20449 * passes.c (init_optimization_passes): Don't call
20450 pass_mark_used_blocks, remove dead code.
20452 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20454 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20455 * tree-ssa-live.h (register_ssa_partition): Likewise.
20457 2009-04-26 Michael Matz <matz@suse.de>
20460 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20461 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20462 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20464 (compare_pairs): Swap cost comparison.
20465 (coalesce_ssa_name): Don't use change_partition_var.
20466 * tree-nrv.c (struct nrv_data): Add modified member.
20467 (finalize_nrv_r): Set it.
20468 (tree_nrv): Use it to update statements.
20469 (pass_nrv): Require PROP_ssa.
20470 * tree-mudflap.c (mf_decl_cache_locals,
20471 mf_build_check_statement_for): Use make_rename_temp.
20472 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20473 * alias.c (find_base_decl): Handle SSA names.
20474 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20475 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20476 * rtl.h (set_reg_attrs_for_parm): Declare.
20477 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20478 to "optimized", remove unused locals at finish.
20479 (execute_free_datastructures): Make global, call
20480 delete_tree_cfg_annotations.
20481 (execute_free_cfg_annotations): Don't call
20482 delete_tree_cfg_annotations.
20484 * ssaexpand.h: New file.
20485 * expr.c (toplevel): Include ssaexpand.h.
20486 (expand_assignment): Handle SSA names the same as register variables.
20487 (expand_expr_real_1): Expand SSA names.
20488 * cfgexpand.c (toplevel): Include ssaexpand.h.
20489 (SA): New global variable.
20490 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20491 (SSAVAR): New macro.
20492 (set_rtl): New helper function.
20493 (add_stack_var): Deal with SSA names, use set_rtl.
20494 (expand_one_stack_var_at): Likewise.
20495 (expand_one_stack_var): Deal with SSA names.
20496 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20497 before unique numbers.
20498 (expand_stack_vars): Use set_rtl.
20499 (expand_one_var): Accept SSA names, add asserts for them, feed them
20500 to above subroutines.
20501 (expand_used_vars): Expand all partitions (without default defs),
20502 then only the local decls (ignoring those expanded already).
20503 (expand_gimple_cond): Remove edges when jumpif() expands an
20504 unconditional jump.
20505 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20506 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20508 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20509 members of SA; deal with PARM_DECL partitions here; expand
20510 all PHI nodes, free tree datastructures and SA. Commit instructions
20511 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20512 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20513 info and statements at start, collect garbage at finish.
20514 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20515 (VAR_ANN_PARTITION) Remove.
20516 (change_partition_var): Don't declare.
20517 (partition_to_var): Always return SSA names.
20518 (var_to_partition): Only accept SSA names.
20519 (register_ssa_partition): Only check argument.
20520 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20522 (delete_var_map): Don't free it.
20523 (var_union): Only accept SSA names, simplify.
20524 (partition_view_init): Mark only useful SSA names as used.
20525 (partition_view_fini): Only deal with SSA names.
20526 (change_partition_var): Remove.
20527 (dump_var_map): Use ssa_name instead of partition_to_var member.
20528 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20530 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20531 (struct _elim_graph): New member const_dests; nodes member vector of
20533 (set_location_for_edge): New static helper.
20534 (create_temp): Remove.
20535 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20536 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20537 (new_elim_graph): Allocate const_dests member.
20538 (clean_elim_graph): Truncate const_dests member.
20539 (delete_elim_graph): Free const_dests member.
20540 (elim_graph_size): Adapt to new type of nodes member.
20541 (elim_graph_add_node): Likewise.
20542 (eliminate_name): Likewise.
20543 (eliminate_build): Don't take basic block argument, deal only with
20544 partition numbers, not variables.
20545 (get_temp_reg): New static helper.
20546 (elim_create): Use it, deal with RTL temporaries instead of trees.
20547 (eliminate_phi): Adjust all calls to new signature.
20548 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20549 (rewrite_trees): Only do checking.
20550 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20551 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20552 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20553 contains_tree_r, MAX_STMTS_IN_LATCH,
20554 process_single_block_loop_latch, analyze_edges_for_bb,
20555 perform_edge_inserts): Remove.
20556 (expand_phi_nodes): New global function.
20557 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20558 functions, initialize new parameter, remember partitions having a
20560 (finish_out_of_ssa): New global function.
20561 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20562 don't reset in_ssa_p here, don't disable TER when mudflap.
20563 (pass_del_ssa): Remove.
20564 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20566 (execute_free_datastructures): Declare.
20567 * Makefile.in (SSAEXPAND_H): New variable.
20568 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20569 * basic-block.h (commit_one_edge_insertion): Declare.
20570 * passes.c (init_optimization_passes): Move pass_nrv and
20571 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20572 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20573 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20574 (redirect_branch_edge): Deal with super block when expanding, split
20575 out jump patching itself into ...
20576 (patch_jump_insn): ... here, new static helper.
20578 2009-04-26 Michael Matz <matz@suse.de>
20580 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20581 beyond num_ssa_names.
20582 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20583 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20585 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20587 PR inline-asm/39543
20588 * fwprop.c (forward_propagate_asm): New function.
20589 (forward_propagate_and_simplify): Propagate also into __asm, if it
20590 doesn't increase the number of referenced registers.
20593 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20595 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20597 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20598 note_nonlocal_vla_type for nonlocal VLAs.
20599 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20600 contains_remapped_vars, remap_vla_decls): New functions.
20601 (convert_nonlocal_reference_stmt): If not optimizing, call
20602 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20603 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20604 if it wasn't found in var_map.
20605 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20606 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20607 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20609 * gimplify.c (nonlocal_vlas): New variable.
20610 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20612 (gimplify_body): Create and destroy nonlocal_vlas.
20614 * dwarf2out.c (loc_descr_plus_const): New function.
20615 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20616 mem_loc_descriptor, loc_descriptor_from_tree_1,
20617 descr_info_loc, gen_variable_die): Use it.
20619 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20620 !TREE_STATIC VAR_DECLs.
20621 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20622 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20623 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20624 DECL_BY_REFERENCE is valid.
20625 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20626 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20627 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20628 Copy DECL_BY_REFERENCE.
20629 (struct nesting_copy_body_data): New type.
20630 (nesting_copy_decl): New function.
20631 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20632 if they have variable length.
20634 2009-04-26 Michael Matz <matz@suse.de>
20636 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20637 mark new temporaries for renaming.
20639 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20642 * c-decl.c (global_bindings_p): Return negative value.
20643 (c_variable_size): New. Based on variable_size from
20645 (grokdeclarator): Call c_variable_size not variable_size.
20647 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20649 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20651 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20653 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20654 Redefine it to just use mingw/include.
20655 (ASM_SPEC): Rules for -m32 and -m64.
20656 (LINK_SPEC): Use Likewise.
20657 (SPEC_32): New define.
20658 (SPEC_64): Likewise.
20659 (SUB_LINK_SPEC): Likewise.
20660 (MULTILIB_DEFAULTS): New define.
20661 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20662 Add multilib options.
20663 (MULTILIB_DIRNAMES): Likewise.
20664 (MULTILIB_OSDIRNAMES): Likewise.
20665 (LIBGCC): Likewise.
20666 (INSTALL_LIBGCC): Likewise.
20668 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20671 * c-tree.h (enum c_inline_static_type): New.
20672 (record_inline_static): Declare.
20673 * c-decl.c (struct c_inline_static, c_inline_statics,
20674 record_inline_static, check_inline_statics): New.
20675 (pop_file_scope): Call check_inline_statics.
20676 (start_decl): Call record_inline_static instead of pedwarning
20677 directly for static in inline function.
20678 * c-typeck.c (build_external_ref): Call record_inline_static
20679 instead of pedwarning directly for static referenced in inline
20682 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20684 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20685 not new but only being rescanned.
20686 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20687 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20688 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20689 record_set_info, compute_set, grealloc): Remove.
20690 (recompute_all_luids): New function.
20691 (gcse_main): Don't compute sets, and don't do related memory
20692 allocations/free-ing. If something changed before the end of the
20693 pass, update LUIDs using recompute_all_luids.
20694 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20695 (free_gcse_mem): Don't free it either.
20696 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20697 Use the df insn LUIDs.
20698 (load_killed_in_block): Likewise.
20699 (compute_hash_table_work): Don't compute reg_set_in_block.
20700 (compute_transp): Use DF_REG_DEF_CHAINs.
20701 (local_cprop_pass): Don't use compute_sets and related functions.
20702 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20703 Use get_max_uid() instead of max_cuid.
20704 (insert_insn_end_basic_block, pre_insert_copy_insn,
20705 update_ld_motion_stores): Don't try to
20706 keep reg_set tables up to date.
20707 (pre_insert_copies): Use df insn LUIDs.
20708 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20709 (reg_set_info): Don't use extra bitmap argument.
20710 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20711 information to compute regs_set_in_block.
20712 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20713 (bypass_jumps): Don't use compute_sets and friends.
20715 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20718 * opts.c (undocumented_msg): Do not leave blank even with
20721 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20723 * c-decl.c (build_enumerator): Allow values folding to integer
20724 constants but not integer constant expressions with a pedwarn if
20727 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20730 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20731 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20732 type is an integer constant.
20734 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20737 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20740 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20743 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20744 with variably modified return type and no storage class
20745 specifiers, except for the case of nested functions. Distinguish
20746 extern declarations of functions with variably modified return
20747 types from those of objects with variably modified types.
20749 2009-04-25 Jan Hubicka <jh@suse.cz>
20751 * tree.c (list_equal_p): New function.
20752 * tree.h (list_equal_p): Declare.
20753 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20754 basic_block_def, basic_block, const_basic_block): New.
20755 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20756 (redirect_eh_edge): New function.
20757 (make_eh_edge_update_phi): EH edges are not abnormal.
20758 * except.c: Include tree-flow.h.
20759 (list_match): New function.
20760 (eh_region_replaceable_by_p): New function.
20761 (replace_region): New function.
20762 (hash_type_list): New function.
20763 (hash_eh_region): New function.
20764 (eh_regions_equal_p): New function.
20765 (merge_peers): New function.
20766 (remove_unreachable_regions): Verify EH tree when checking;
20768 (copy_eh_region_1): New function.
20769 (copy_eh_region): New function.
20770 (push_reachable_handler): New function.
20771 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20772 regions without label but with live RESX.
20773 * except.h (redirect_eh_edge_to_label): New.
20774 * tree-flow.h (redirect_eh_edge): New.
20775 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20776 basic_block_def, basic_block, const_basic_block): Remove.
20777 * Makefile.in (except.o): Add dependency on tree-flow.h
20778 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20779 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20782 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20785 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20786 on the destination of memcpy.
20788 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20790 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20791 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20792 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20794 2009-04-25 Jan Hubicka <jh@suse.cz>
20796 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20797 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20798 to be reached by different label than left.
20799 (update_eh_edges): Update comment; remove edge_to_remove if possible
20800 and return true if suceeded.
20801 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20802 (cleanup_eh): Compute sharing map.
20803 * except.c (remove_eh_handler_and_replace): Add argument if we should
20805 (remove_unreachable_regions): Update for label sharing.
20806 (label_to_region_map): Likewise.
20807 (get_next_region_sharing_label): New function.
20808 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20810 (remove_eh_handler): Update.
20811 (remove_eh_region_and_replace_by_outer_of): New function.
20812 * except.h (struct eh_region): Add next_region_sharing_label.
20813 (remove_eh_region_and_replace_by_outer_of,
20814 get_next_region_sharing_label): Declare.
20815 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20817 2009-04-25 Jan Hubicka <jh@suse.cz>
20819 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20820 insert code even if they are not critical.
20822 2009-04-25 Jan Hubicka <jh@suse.cz>
20824 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20825 (gimple_can_remove_branch_p): EH edges won't remove branch by
20827 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20828 updating of non-abnormal EH edges.
20829 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20830 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20831 (split_critical_edges): Split also edges where emitting code on them
20832 will lead to splitting later.
20834 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20835 H.J. Lu <hongjiu.lu@intel.com>
20838 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20839 the configured assembler supports fildq and fistpq mnemonics.
20840 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20841 * configure: Regenerated.
20842 * config.in: Ditto.
20844 * config/i386/i386.c (print_operand): Handle 'Z'.
20845 ['z']: Remove handling of special fild/fist suffixes.
20846 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20847 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20848 suffix of fild insn.
20849 (*floatsi<mode>2_vector_mixed): Ditto.
20850 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20851 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20852 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20853 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20854 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20856 2009-04-25 Ben Elliston <bje@au.ibm.com>
20858 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20859 the source of a set operation.
20861 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20863 * target.h (struct gcc_target): Add case_values_threshold field.
20864 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20865 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20866 * targhooks.c (default_case_values_threshold): New function.
20867 * targhooks.h (default_case_values_threshold): Declare function.
20868 * stmt.c (expand_case): Use case_values_threshold target hook.
20869 * expr.h (case_values_threshold): Remove declartation.
20870 * expr.c (case_values_threshold): Remove function.
20871 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20873 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20874 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20875 (avr_case_values_threshold): Declare as static.
20876 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20878 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20879 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20880 (mn10300_case_values_threshold): New function.
20882 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20884 * ira.c (setup_cover_and_important_classes): Add enum cast.
20886 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20888 * genpreds.c (write_enum_constraint_num): Output definition of
20889 CONSTRAINT_NUM_DEFINED_P macro.
20890 * ira.c (setup_cover_and_important_classes): Use
20891 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20893 2009-04-24 DJ Delorie <dj@redhat.com>
20895 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20896 __SH2A_SINGLE_ONLY__ also.
20898 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20900 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20901 (movdf_internal): Ditto.
20902 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20903 SFmode and DFmode constants.
20904 (ia64_print_operand): Add 'G' format for printing
20905 floating point constants.
20907 2009-04-24 Richard Guenther <rguenther@suse.de>
20909 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20910 from unsigned additions.
20912 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20914 * c-typeck.c (set_init_index): Allow array designators that are
20915 not integer constant expressions with a pedwarn if pedantic.
20917 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20919 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20920 zero if no overlap in nonzero bits between the operands.
20922 2009-04-24 Ian Lance Taylor <iant@google.com>
20924 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20925 (record_dead_and_set_regs): Likewise.
20926 * df.h (struct df_mw_hardreg): Change flags field to int.
20927 (struct df_base_ref): Likewise.
20928 (struct df): Change changeable_flags field to int.
20929 * df-scan.c (df_defs_record): Change clobber_flags to int.
20930 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20931 constants rather than #define macros.
20932 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20933 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20934 (enum dwarf_calling_convention): Likewise.
20935 (enum dwarf_line_number_x_ops): Likewise.
20936 (enum dwarf_call_frame_info): Likewise.
20937 (enum dwarf_source_language): Likewise.
20938 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20939 (add_calling_convention_attribute): Likewise.
20940 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20941 (combine_comparisons): Change compcode to int. Add cast to enum type.
20942 * genrecog.c (maybe_both_true_2): Change c to int.
20943 (write_switch): Likewise. Add cast to enum type.
20944 * gimplify.c (gimplify_omp_for): Handle return values from
20945 gimplify_expr using MIN rather than bitwise or.
20946 (gimplify_expr): Add cast to enum type.
20947 * ipa-prop.c (update_jump_functions_after_inlining): Change
20948 IPA_BOTTOM to IPA_JF_UNKNOWN.
20949 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20950 Add casts to enum type.
20951 (setup_cover_and_important_classes): Change cl to int. Add casts
20953 (setup_class_translate): Change cl and mode to int.
20954 (ira_init_once): Change mode to int.
20955 (free_register_move_costs): Likewise.
20956 (setup_prohibited_mode_move_regs): Add casts to enum type.
20957 * langhooks.c (add_builtin_function_common): Rework assertion that
20958 value fits bitfield.
20959 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20960 * omega.c (omega_do_elimination): Avoid math on enum types.
20961 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20962 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20963 int local to handle integral_argment value.
20964 * regmove.c (try_auto_increment): Change PUT_MODE to
20966 * reload.c (push_secondary_reload): Add casts to enum type.
20967 (secondary_reload_class, find_valid_class): Likewise.
20968 * reload1.c (emit_input_reload_insns): Likewise.
20969 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20970 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20971 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20973 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20974 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20976 (expand_complex_libcall): Add casts to enum type.
20977 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20978 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20979 with ERROR_MARK, not NUM_TREE_CODES.
20980 (vect_create_epilog_for_reduction): Likewise.
20981 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20982 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20983 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20985 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20986 vect_unused_in_loop. Change 0 to loop_vect.
20987 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20988 * var-tracking.c (get_init_value): Change return type to enum
20990 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20991 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20993 (arm_override_options): Add casts to enum type.
20994 (arm_emit_tls_decoration): Likewise.
20995 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20997 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20998 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20999 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21001 * config/s390/s390.c (code_for_builtin_64): Change to array of
21003 (code_for_builtin_31): Likewise.
21004 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21006 * config/sparc/sparc.c (sparc_override_options): Change value
21007 field in struct code_model to enum cmodel. In initializer change
21008 0 to NULL and add cast to enum type.
21010 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21011 Change all callers. Issue a -Wc++-compat warning using
21012 lhs_origtype if necessary.
21013 (convert_for_assignment): Issue -Wc++-compat warnings about
21014 invalid conversions to enum type on assignment.
21015 * c-common.h (build_modify_expr): Update declaration.
21017 2009-04-24 Nick Clifton <nickc@redhat.com>
21019 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21020 (function_arg_advance): Likewise.
21021 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21024 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21026 * config/s390/constraints.md ('I', 'J'): Fix condition.
21028 2009-04-24 Diego Novillo <dnovillo@google.com>
21030 * gengtype-parse.c (parse_error): Add newline after message.
21032 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21034 * config/i386/sse.md (avxmodesuffixs): Removed.
21035 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21036 (*avx_pinsr<ssevecsize>): This.
21038 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21040 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21041 follow chains of regs with a single definition, and allow expressions
21042 that are function_invariant_p.
21043 (simple_rhs_p): Allow expressions that are function_invariant_p.
21045 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21047 PR middle-end/39867
21048 * fold-const.c (fold_cond_expr_with_comparison): When folding
21049 > and >= to MAX, make sure the MAX uses the same type as the
21050 comparison's operands.
21052 2009-04-24 Nick Clifton <nickc@redhat.com>
21054 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
21055 addressing for DImode accesses.
21056 (frv_print_operand_address): Handle PLUS case.
21057 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
21059 2009-04-24 Jakub Jelinek <jakub@redhat.com>
21061 PR rtl-optimization/39794
21062 * alias.c (canon_true_dependence): Add x_addr argument.
21063 * rtl.h (canon_true_dependence): Adjust prototype.
21064 * cse.c (check_dependence): Adjust canon_true_dependence callers.
21065 * cselib.c (cselib_invalidate_mem): Likewise.
21066 * gcse.c (compute_transp): Likewise.
21067 * dse.c (scan_reads_nospill): Likewise.
21068 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
21069 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
21070 canon_base_addr of the group, plus optional offset.
21071 (struct group_info): Rename canon_base_mem to
21073 (get_group_info): Set canon_base_addr to canon_rtx of base, not
21074 canon_rtx of base_mem.
21076 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
21078 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
21079 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
21081 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21083 * config/spu/spu-builtins.h: Delete file.
21085 * config/spu/spu.h (enum spu_builtin_type): Move here from
21087 (struct spu_builtin_description): Likewise. Add GTY marker.
21088 Do not use enum spu_function_code or enum insn_code.
21089 (spu_builtins): Add extern declaration.
21091 * config/spu/spu.c: Do not include "spu-builtins.h".
21092 (enum spu_function_code, enum spu_builtin_type_index,
21093 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
21094 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
21095 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
21096 unsigned_V2DI_type_node): Move here from spu-builtins.h.
21097 (spu_builtin_types): Make static. Add GTY marker.
21098 (spu_builtins): Add extern declaration with GTY marker.
21099 Include "gt-spu.h".
21101 * config/spu/spu-c.c: Do not include "spu-builtins.h".
21102 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
21103 Check programmatically whether all parameters are scalar.
21105 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
21107 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
21109 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
21110 assignment from the constructor either if the target is volatile.
21112 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
21114 * config/arm/arm.md (insv): Do not share operands[0].
21116 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
21118 * config/vxlib-tls.c (active_tls_threads): Delete.
21119 (delete_hook_installed): New.
21120 (tls_delete_hook): Don't delete the delete hook.
21121 (tls_destructor): Delete it here.
21122 (__gthread_set_specific): Adjust installing the delete hook.
21123 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
21124 __gthread_leave_tsd_dtor_context.
21126 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
21128 * c-format.c (gcc_tdiag_char_table): Add support for %E.
21130 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
21132 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
21134 (alpha_rtx_costs): Ditto.
21135 (emit_unlikely_jump): Use add_reg_note.
21136 (emit_frame_store_1): Ditto.
21137 (alpha_expand_prologue): Ditto.
21138 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21139 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
21141 2009-04-23 Nick Clifton <nickc@redhat.com>
21143 * config/v850/v850.md (epilogue): Remove suppressed code.
21144 (return): Rename to return_simple and remove test of frame size.
21145 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
21146 to gen_return_simple.
21148 2009-04-22 Jing Yu <jingyu@google.com>
21151 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
21153 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21156 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
21157 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
21158 value is a VECTOR_CST, the element type is the element type of the
21161 2009-04-22 DJ Delorie <dj@redhat.com>
21163 * config/m32c/m32c.h: Update GTY annotations to new syntax.
21165 2009-04-22 Jakub Jelinek <jakub@redhat.com>
21167 * alias.c (find_base_term): Move around LO_SUM case, so that
21168 CONST falls through into PLUS/MINUS handling.
21171 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
21172 into 0, use omit_one_operand.
21174 2009-04-23 Ben Elliston <bje@au.ibm.com>
21176 * config/rs6000/linux-unwind.h (get_regs): Remove type
21177 puns. Change the type of `pc' to an array of unsigned ints and
21178 update all users. Constify frame24.
21180 2009-04-22 DJ Delorie <dj@redhat.com>
21182 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
21183 declarations before code.
21184 (current_function_special_page_vector): Likewise.
21185 (m32c_expand_insv): Silence a warning.
21187 2009-04-21 Taras Glek <tglek@mozilla.com>
21189 * alias.c: Update GTY annotations to new syntax.
21190 * basic-block.h: Likewise.
21191 * bitmap.h: Likewise.
21192 * c-common.h: Likewise.
21193 * c-decl.c: Likewise.
21194 * c-parser.c: Likewise.
21195 * c-pragma.c: Likewise.
21196 * c-tree.h: Likewise.
21197 * cfgloop.h: Likewise.
21198 * cgraph.h: Likewise.
21199 * config/alpha/alpha.c: Likewise.
21200 * config/arm/arm.h: Likewise.
21201 * config/avr/avr.h: Likewise.
21202 * config/bfin/bfin.c: Likewise.
21203 * config/cris/cris.c: Likewise.
21204 * config/darwin.c: Likewise.
21205 * config/frv/frv.c: Likewise.
21206 * config/i386/i386.c: Likewise.
21207 * config/i386/i386.h: Likewise.
21208 * config/i386/winnt.c: Likewise.
21209 * config/ia64/ia64.h: Likewise.
21210 * config/iq2000/iq2000.c: Likewise.
21211 * config/mips/mips.c: Likewise.
21212 * config/mmix/mmix.h: Likewise.
21213 * config/pa/pa.c: Likewise.
21214 * config/pa/pa.h: Likewise.
21215 * config/rs6000/rs6000.c: Likewise.
21216 * config/s390/s390.c: Likewise.
21217 * config/sparc/sparc.c: Likewise.
21218 * config/xtensa/xtensa.c: Likewise.
21219 * cselib.h: Likewise.
21220 * dbxout.c: Likewise.
21221 * dwarf2out.c: Likewise.
21222 * except.c: Likewise.
21223 * except.h: Likewise.
21224 * fixed-value.h: Likewise.
21225 * function.c: Likewise.
21226 * function.h: Likewise.
21227 * gimple.h: Likewise.
21228 * integrate.c: Likewise.
21229 * optabs.c: Likewise.
21230 * output.h: Likewise.
21231 * real.h: Likewise.
21233 * stringpool.c: Likewise.
21234 * tree-data-ref.c: Likewise.
21235 * tree-flow.h: Likewise.
21236 * tree-scalar-evolution.c: Likewise.
21237 * tree-ssa-address.c: Likewise.
21238 * tree-ssa-alias.h: Likewise.
21239 * tree-ssa-operands.h: Likewise.
21240 * tree.c: Likewise.
21241 * tree.h: Likewise.
21242 * varasm.c: Likewise.
21243 * varray.h: Likewise.
21245 * coretypes.h: Do not define GTY macro if it is already defined.
21246 * doc/gty.texi: Update GTY documentation to new syntax.
21247 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21248 annotations on structs.
21249 * gengtype-parse.c: Likewise.
21251 2009-04-22 Mark Heffernan <meheff@google.com>
21253 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21255 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21257 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21260 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21262 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21263 the same as a PLUS without a shift. Increase the cost of a
21266 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21268 * Makefile.in: Update dependencies.
21269 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21270 * errors.h: Remove bogus comment about compatibility.
21271 (warning): Update declaration.
21272 * genautomata.c: Update all calls to warning.
21273 * gimple.c: Do not include errors.h. Include toplev.h.
21274 * tree-ssa-structalias.c: Do not include errors.h.
21275 * omega.c: Likewise.
21276 * tree-ssa-reassoc.c: Likewise.
21277 * config/spu/spu-c.c: Likewise.
21278 * config/spu/t-spu-elf: Update dependencies.
21280 2009-04-22 Richard Guenther <rguenther@suse.de>
21282 PR tree-optimization/39824
21283 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21284 make sure the types are compatible.
21286 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21289 * c-common.c (c_parse_error): Take a token_flags parameter.
21290 Use token_type for the token type instead.
21291 Pass token_flags to cpp_type2name.
21292 * c-common.h (c_parse_error): Update declaration.
21293 * c-parser.c (c_parser_error): Pass 0 as token flags.
21295 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21297 PR rtl-optimization/39580
21298 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21300 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21302 * function.c (expand_function_end): Do not emit a jump to the "naked"
21303 return label for fall-through returns.
21304 * except.c (sjlj_emit_function_exit): Always place the call to the
21305 unregister function at the location installed by expand_function_end.
21307 2009-04-22 Richard Guenther <rguenther@suse.de>
21309 PR tree-optimization/39845
21310 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21311 (gen_inbound_check): Likewise.
21313 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21315 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21317 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21318 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21320 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21322 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21323 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21324 shift counts to avoid out-of-bounds array accesses.
21326 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21328 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21329 (Pmode): Move above.
21331 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21333 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21334 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21335 GET_CODE macro. Use IN_RANGE macro where appropriate.
21336 * config/alpha/alpha.h: Ditto.
21337 * config/alpha/alpha.md: Ditto.
21338 * config/alpha/constraints.md: Ditto.
21339 * config/alpha/predicates.md: Ditto.
21341 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21343 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21344 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21345 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21346 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21347 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21348 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21349 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21350 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21351 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21352 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21353 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21354 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21355 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21356 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21357 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21358 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21359 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21360 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21361 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21362 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21363 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21364 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21365 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21366 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21367 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21368 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21369 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21371 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21373 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21374 references from comments.
21375 * cfgbuild.c (count_basic_blocks): Delete.
21376 (find_basic_blocks_1): Delete.
21377 (find_basic_blocks): Delete.
21378 * except.c (finish_eh_generation): Make static. Move comment from
21379 except.h here. Remove find_basic_blocks references from comments.
21380 * except.h (finish_eh_generation): Delete.
21381 * basic-block.h (find_basic_blocks): Delete.
21382 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21384 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21386 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21387 (sdbout_parms): Likewise.
21389 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21391 * config/sh/sh.c (prepare_cbranch_operands): Use
21392 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21393 (expand_cbranchdi4): Likewise.
21394 (from_compare): Add cast to enum type.
21395 (expand_cbranchsi4): Use add_reg_note.
21396 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21397 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21398 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21399 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21400 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21401 instead of CODE_FOR_nothing.
21402 (cbranchdi4): Likewise. Fix the order of arguments for
21404 (push_fpscr): Use add_reg_note.
21405 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21406 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21408 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21410 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21411 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21412 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21413 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21414 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21415 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21416 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21417 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21418 config/alpha/x-vms, config/arc/t-arc,
21419 config/arm/README-interworking, config/arm/arm-c.c,
21420 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21421 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21422 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21423 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21424 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21425 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21426 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21427 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21428 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21429 config/cris/t-elfmulti, config/crx/t-crx,
21430 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21431 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21432 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21433 config/h8300/t-h8300, config/i386/athlon.md,
21434 config/i386/darwin-libgcc.10.4.ver,
21435 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21436 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21437 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21438 config/i386/t-linux64, config/i386/t-nwld,
21439 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21440 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21441 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21442 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21443 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21444 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21445 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21446 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21447 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21448 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21449 config/m68k/t-uclinux, config/mcore/t-mcore,
21450 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21451 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21452 config/mips/crtn.asm, config/mips/irix-crti.asm,
21453 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21454 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21455 config/mips/mips-fixed.md, config/mips/sb1.md,
21456 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21457 config/mips/t-iris6, config/mips/t-isa3264,
21458 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21459 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21460 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21461 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21462 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21463 config/mn10300/t-linux, config/mn10300/t-mn10300,
21464 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21465 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21466 config/picochip/libgccExtras/clzsi2.asm,
21467 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21468 config/rs6000/darwin-libgcc.10.4.ver,
21469 config/rs6000/darwin-libgcc.10.5.ver,
21470 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21471 config/rs6000/t-aix43, config/rs6000/t-aix52,
21472 config/rs6000/t-darwin, config/rs6000/t-fprules,
21473 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21474 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21475 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21476 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21477 config/rs6000/t-rtems, config/rs6000/t-spe,
21478 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21479 config/score/t-score-elf, config/sh/divcost-analysis,
21480 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21481 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21482 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21483 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21484 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21485 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21486 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21487 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21488 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21489 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21490 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21491 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21492 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21493 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21494 * config/h8300/genmova.sh: Include copyright and license notices
21495 in generated output.
21496 * config/h8300/mova.md: Regenerate.
21497 * doc/install.texi2html: Include word "Copyright" in copyright
21498 notice and use name "Free Software Foundation, Inc.".
21499 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21500 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21501 ChangeLog-2007, ChangeLog-2008: Correct dates.
21503 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21505 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21506 NE_EXPR operations as well.
21507 * c-parser.c (c_parser_condition): Do not set location information on
21509 (c_parser_conditional_expression): Likewise.
21510 (c_parser_binary_expression): Set location information on operators.
21511 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21512 TRUTH_NOT_EXPR has been folded.
21513 * fold-const.c (fold_truth_not_expr): Copy location information from
21514 the incoming expression to the outgoing one.
21515 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21516 recursive calls on the LHS of the operator but pass that of the
21517 operator to recursive calls on the RHS of the operator. Set it
21519 (shortcut_cond_expr): Set the locus of the operator on the second
21520 COND_EXPR and that of the expression on the first in degenerate cases.
21521 Pass the locus of the expression to calls to shortcut_cond_r.
21522 Set the locus of the 'then' block on the associated jump, if any.
21523 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21524 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21525 expression to call to gimplify_boolean_expr.
21527 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21529 * config.gcc: Add additional configuration for
21530 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21531 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21532 (CPP_SPEC): Redefine for allowing -municode option.
21533 (STARTFILE_SPEC): Likewise.
21534 * config/i386/t-mingw-w64: New.
21535 * config/i386/mingw-w64.opt: New.
21536 (municode): Add new target option.
21537 * doc/invoke.texi (municode): Add documentation for new option.
21539 2009-04-21 Ian Lance Taylor <iant@google.com>
21541 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21542 Correct test for number of arguments.
21543 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21545 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21547 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21548 argument of emit_library_call.
21550 2009-04-21 Richard Guenther <rguenther@suse.de>
21552 PR middle-end/39829
21553 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21554 inside VIEW_CONVERT_EXPRs.
21556 2009-04-21 Martin Jambor <mjambor@suse.cz>
21558 * tree-switch-conversion.c (build_constructors): Split a long line.
21559 (constructor_contains_same_values_p): New function.
21560 (build_one_array): Create assigns of constants if possible, do not
21561 call mark_sym_for_renaming, call update_stmt.
21562 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21563 make_rename_temp. Do not call mark_symbols_for_renaming, call
21565 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21566 find_new_referenced_vars, call update_stmt.
21567 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21568 instead of calling make_rename_temp. Do not call
21569 find_new_referenced_vars or mark_symbols_for_renaming, call
21572 2009-04-21 Richard Guenther <rguenther@suse.de>
21574 PR tree-optimization/39827
21575 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21576 (tree_ssa_phiprop): Pass the correct array size.
21578 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21580 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21582 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21585 * c-typeck.c (lvalue_p): Move declaration ...
21586 * c-common.h (lvalue_p): ... to here.
21587 * c-common.c (candidate_equal_p): New.
21588 (add_tlist): Use it.
21589 (merge_tlist): Use it.
21590 (warn_for_collisions_1): Likewise.
21591 (warning_candidate_p): Accept more candidates.
21592 (verify_tree): A warning candidate can be an expression. Use
21595 2009-04-21 Ben Elliston <bje@au.ibm.com>
21598 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21599 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21600 options. Remove -mcall-solaris documentation.
21602 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21605 * doc/invoke.texi (-Wlong-long): Update description.
21606 * c-lex (interpret_integer): Only warn if there was no previous
21607 overflow and -Wlong-long is enabled.
21608 * c-decl.c (declspecs_add_type): Drop redundant flags.
21609 * c.opt (Wlong-long): Init to -1.
21610 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21611 and front-end warn_long_long. Wlong-long only depends on other
21612 flags if it is uninitialized.
21613 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21614 the same for CPP and FE.
21615 (restore_extension_diagnostics): Likewise.
21617 2009-04-20 Ian Lance Taylor <iant@google.com>
21619 Fix enum conversions which are invalid in C++:
21620 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21621 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21622 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21623 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21624 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21625 (dbxout_parms): Likewise.
21626 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21627 (df_clear_flags): Likewise.
21628 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21629 top_flag parameter to int.
21630 (df_chain_create_bb_process_use): Likewise.
21631 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21633 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21634 (df_ref_create_structure, df_def_record_1): Likewise.
21635 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21636 (df_notes_rescan): Change 0 to VOIDmode in function call.
21637 (df_get_call_refs, df_insn_refs_collect): Likewise.
21638 (df_bb_regs_collect): Likewise.
21639 (df_entry_block_defs_collect): Likewise.
21640 (df_exit_block_uses_collect): Likewise.
21641 * df.h: Update declarations.
21642 * double-int.c (double_int_divmod): Add cast to enum type.
21643 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21644 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21645 (based_loc_descr): Likewise.
21646 (loc_descriptor_from_tree_1): Change first_op and second_op to
21647 enum dwarf_location_atom. Add cast to enum type.
21648 * expmed.c (init_expmed): Change 0 to SET in function call.
21649 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21650 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21651 (do_store_flag): Likewise.
21652 * fixed-value.h (struct fixed_value): Change mode to enum
21654 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21655 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21657 (insert_insn_decl, insert_decl, insert_state): Likewise.
21658 (automata_list_finish): Likewise.
21659 * genrecog.c (process_define_predicate): Add cast to enum type.
21660 * gensupport.c (init_predicate_table): Add cast to enum type.
21661 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21663 (gimple_build_call_1, gimple_build_label): Likewise.
21664 (gimple_build_goto, gimple_build_asm_1): Likewise.
21665 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21666 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21667 (enum fallback): Rename from enum fallback_t.
21668 (fallback_t): Typedef as int.
21669 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21670 GSI_SAME_STMT in function call.
21671 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21673 (setup_reg_class_relations): Likewise.
21674 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21675 (setup_prohibited_class_mode_regs): Add cast to enum type.
21676 (setup_prohibited_mode_move_regs): Likewise.
21677 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21678 (record_address_regs): Change i to enum reg_class.
21679 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21680 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21681 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21682 (GET_MODE_2XWIDER_MODE): Likewise.
21683 (GET_CLASS_NARROWEST_MODE): Likewise.
21684 * omp-low.c (expand_omp_for): Add cast to enum type.
21685 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21686 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21687 * postreload.c (reload_cse_simplify_operands): Change rclass local
21689 * predict.c (combine_predictions_for_insn): Change best_predictor
21690 and predictor to enum br_predictor.
21691 (combine_predictions_for_bb): Likewise.
21692 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21693 use SET_PREDICT_EXPR_OUTCOME.
21694 * real.c (real_arithmetic): Change icode to code in function call.
21695 * reginfo.c (init_move_cost): Add casts to enum type.
21696 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21697 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21699 * reload.c (find_valid_class): Add casts to enum type.
21700 (push_reload): Change 0 to NO_REGS in function call.
21701 (find_reloads): Change this_alternative to array of enum
21702 reg_class. Remove some now-unnecessary casts.
21703 (make_memloc): Change 0 to VOIDmode in function call.
21704 * reload1.c (reload): Change 0 to VOIDmode in function call.
21705 (eliminate_regs_1, elimination_effects): Likewise.
21706 (eliminate_regs_in_insn): Likewise.
21707 (emit_input_reload_insns): Add cast to enum type.
21708 (delete_output_reload): Change 0 to VOIDmode in function call.
21709 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21710 to enum type in function call.
21711 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21712 (SET_PREDICT_EXPR_OUTCOME): Define.
21713 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21714 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21715 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21716 (dump_function): Likewise.
21717 * tree-dump.h: Update declarations.
21718 * tree-pass.h: Update declarations.
21719 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21720 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21722 (arm_rtx_costs_1): Correct parenthesization.
21723 (arm_rtx_costs): Add casts to enum type.
21724 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21725 (vfp_emit_fstmd): Use add_rg_note.
21726 (emit_multi_reg_push, emit_sfm): Likewise.
21727 (thumb_set_frame_pointer): Likewise.
21728 (arm_expand_prologue): Likewise.
21729 (arm_regno_class): Change return type to enum reg_class.
21730 (thumb1_expand_prologue): Use add_reg_note.
21731 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21732 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21734 * config/arm/gentune.sh: Add cast to enum type.
21735 * config/arm/arm-tune.md: Rebuild.
21736 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21737 (ix86_split_fp_branch, predict_jump): Likewise.
21738 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21739 insn_code to enum rtx_code.
21740 (ix86_builtin_vectorized_function): Add cast to enum type.
21741 * config/i386/i386.md (truncdfsf2): Change slot to enum
21743 (truncxf<mode>2, isinf<mode>2): Likewise.
21744 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21746 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21747 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21748 (insert_bundle_state): Change 1 to INSERT in function call.
21749 (ia64_add_bundle_selector_before): Likewise.
21750 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21751 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21752 (restore_stack_nonlocal): Likewise.
21753 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21755 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21757 (mips_rtx_costs): Likewise.
21758 (mips_override_options): Add casts to enum type.
21759 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21761 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21762 (store_reg, set_reg_plus_d): Likewise.
21763 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21764 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21766 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21768 (emit_unlikely_jump): Use add_reg_note.
21769 (rs6000_emit_allocate_stack): Likewise.
21770 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21771 (output_toc): Change 1 to INSERT in function call.
21772 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21773 (rs6000_initialize_trampoline): Likewise.
21774 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21776 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21777 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21778 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21779 (save_gprs): Use add_reg_note.
21780 (s390_emit_prologue): Likewise.
21781 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21782 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21783 (sparc_fold_builtin): Add cast to enum type.
21784 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21786 (spu_expand_prologue): Use add_reg_note.
21787 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21789 2009-04-20 Ian Lance Taylor <iant@google.com>
21791 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21792 (c_parser_postfix_expression_after_primary): Get VEC for list of
21793 arguments. Get original types of arguments. Call
21794 build_function_call_vec.
21795 (cached_expr_list_1, cached_expr_list_2): New static variables.
21796 (c_parser_expr_list): Change return type to VEC *. Add
21797 p_orig_types parameter. Change all callers.
21798 (c_parser_release_expr): New static function.
21799 (c_parser_vec_to_tree_list): New static function.
21800 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21801 call build_function_call_vec.
21802 (build_function_call_vec): New function, based on old
21803 build_function_call.
21804 (convert_arguments): Remove nargs and argarray parameters. Change
21805 values to a VEC. Add origtypes parameter.
21806 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21807 (convert_for_assignment): Add origtype parameter. Change all
21808 callers. If warn_cxx_compat, check for conversion to an enum
21809 type when calling a function.
21810 (store_init_value): Add origtype parameter. Change all callers.
21811 (digest_init): Likewise.
21812 (struct init_node): Add origtype field.
21813 (add_pending_init): Add origtype parameter. Change all callers.
21814 (output_init_element): Likewise.
21815 (output_pending_init_elements): Pass origtype from init_node to
21816 output_init_element.
21817 (process_init_element): Pass origtype from c_expr to
21818 output_init_element.
21819 (c_finish_return): Add origtype parameter. Change all callers.
21820 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21822 (sync_resolve_params): Likewise.
21823 (sync_resolve_return): Change params to first_param. Change caller.
21824 (resolve_overloaded_builtins): Change params to VEC *. Change
21825 callers. Save first parameter around call to build_function_call_vec.
21826 * c-decl.c (finish_decl): Add origtype parameter. Change all
21827 callers. Call build_function_call_vec rather than
21828 build_function_call for cleanup.
21829 * c-tree.h: Update declarations.
21830 * c-common.h: Update declarations.
21831 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21832 params to first_param.
21833 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21834 params parameter from tree to void *.
21835 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21836 Change arglist parameter to have type void *, and to be a pointer
21838 * config/rs6000/rs6000-protos.h
21839 (altivec_resolve_overloaded_builtin): Update declaration.
21840 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21841 fnargs parameter to have type void *, and to be a pointer to a
21842 VEC. Call build_function_call_vec instead of
21843 build_function_call.
21844 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21846 2009-04-20 Joey Ye <joey.ye@intel.com>
21847 Xuepeng Guo <xuepeng.guo@intel.com>
21848 H.J. Lu <hongjiu.lu@intel.com>
21850 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21852 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21853 (IX86_LEA_PRIORITY): Likewise.
21854 (distance_non_agu_define): New function.
21855 (distance_agu_use): Likewise.
21856 (ix86_lea_for_add_ok): Likewise.
21857 (ix86_dep_by_shift_count): Likewise.
21859 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21860 should split for LEA.
21862 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21864 (ix86_dep_by_shift_count): Likewise.
21866 2009-04-20 Richard Guenther <rguenther@suse.de>
21868 * expr.c (handled_component_p): Move ...
21869 * tree.h (handled_component_p): ... here.
21870 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21871 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21872 and REALPART_EXPR to be in one group.
21874 2009-04-20 Richard Guenther <rguenther@suse.de>
21876 * basic-block.h (get_all_dominated_blocks): Declare.
21877 * dominance.c (get_all_dominated_blocks): New function.
21878 * tree-cfg.c (get_all_dominated_blocks): Remove.
21879 (remove_edge_and_dominated_blocks): Adjust.
21880 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21881 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21882 instead of recursing.
21884 2009-04-20 Doug Kwan <dougkwan@google.com>
21886 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21887 (struct cgraph_node_set_def): New type.
21888 (cgraph_node_set) New type. Also declare vector functions.
21889 (struct cgraph_node_set_element_def): New type.
21890 (cgraph_node_set_element): Ditto.
21891 (cgraph_node_set_iterator): New iterator type.
21892 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21893 cgraph_node_set_remove, dump_cgraph_node_set,
21894 debug_cgraph_node_set): New prototypes.
21895 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21896 cgraph_node_set_size): New inlines.
21897 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21898 including cgraph.h.
21899 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21900 argument to function 'write_summary'.
21901 * ipa.c: Include ggc.h.
21902 (hash_cgraph_node_set_element,
21903 eq_cgraph_node_set_element, cgraph_node_set_new,
21904 cgraph_node_set_add, cgraph_node_set_remove,
21905 cgraph_node_set_find, dump_cgraph_node_set,
21906 debug_cgraph_node_set): New functions.
21907 * Makefile.in (ipa.o): Add dependency on GGC_H.
21909 2009-04-20 Ira Rosen <irar@il.ibm.com>
21911 PR tree-optimization/39675
21912 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21913 check of the return code of vect_schedule_slp. Check that
21914 stmt_vec_info still exists for the statement, before checking its
21915 vectorization type.
21917 2009-04-20 Michael Matz <matz@suse.de>
21919 * Makefile.in (generated_files): Take out $(simple_generated_c).
21921 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21923 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21924 (UINTPTR_TYPE): Likewise.
21926 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21929 * c-typeck.c (digest_init): Check for initializing an array with a
21932 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21935 * c-semantics.c (pop_stmt_list): Propagate
21936 STATEMENT_LIST_HAS_LABEL to parent statement list.
21938 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21940 * config/mips/mips.h (mips_tune_attr): New macro.
21941 * config/mips/mips.md (cpu): Use it.
21943 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21946 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21949 2009-04-19 Diego Novillo <dnovillo@google.com>
21951 * toplev.c (compile_file): Move call to coverage_finish ...
21952 * cgraphunit.c (ipa_passes): ... here.
21953 Call cgraph_process_new_functions.
21954 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21955 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21957 2009-04-19 Jan Hubicka <jh@suse.cz>
21959 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21961 (dump_cgraph_node): Dump can throw external flag.
21962 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21964 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21968 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21969 * common.opt (Wlogical-op): Move from here...
21970 * c.opt (Wlogical-op): ... to here.
21971 * c-typeck.c (parser_build_binary_op): Update call to
21972 warn_logical_operator.
21973 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21975 * c-common.c (warn_logical_op): Update.
21976 * c-common.h (warn_logical_op): Update declaration.
21978 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21980 * tree.c (protected_set_expr_location): Fix formatting.
21982 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21985 * c-typeck.c (readonly_warning): new.
21986 (build_unary_op, build_modify_expr): Use readonly_warning for
21987 storing into something readonly but not const-qualified.
21989 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21992 * c-typeck.c (build_unary_op): Check for taking address of
21993 expression of type void.
21995 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21998 * c-typeck.c (build_function_call): Check for calling a function
21999 with qualified void return types. Call require_complete_type when
22002 2009-04-18 Jan Hubicka <jh@suse.cz>
22004 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22006 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22007 can_throw_external flag.
22008 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22009 * ipa-pure-const.c (ignore_edge): New function.
22010 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22011 only over can_throw_external edges.
22012 (local_pure_const): Add nothrow flag.
22013 * ipa-utils.c (searchc): Add ignore_edge callback.
22014 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22015 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22016 (set_nothrow_function_flags): Update cgraph.
22017 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22019 2009-04-18 Richard Guenther <rguenther@suse.de>
22021 PR middle-end/39804
22022 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22023 (fold_stmt): ... this and ...
22024 (fold_stmt_inplace): ... this.
22025 (fold_stmt_1): Fold references in calls and asms.
22026 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22028 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22030 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22031 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22033 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22035 * tree.c (function_args_count): Remove.
22036 * tree.h: Remove the prototype for function_args_count.
22038 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22040 * tree-iterator.c (expr_only): Remove.
22041 * tree.h: Remove the prototype for expr_only.
22043 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22045 * reginfo.c (cannot_change_mode_set_regs): Remove.
22046 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
22048 2009-04-08 Anatoly Sokolov <aesok@post.ru>
22050 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
22051 whether operands 0 and 1 overlaps.
22053 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22055 PR middle-end/36902
22056 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
22057 pointer. Use warning_at instead of warning.
22058 (search_for_addr_array): Likewise.
22059 (check_array_bounds): Likewise.
22060 (check_all_array_refs): Check that the incoming edge is not in the
22061 list of edges to be removed.
22062 (check_all_array_refs): Avoid the temporal pointer.
22063 (vrp_visit_cond_stmt): Fix typo.
22064 (simplify_switch_using_ranges): Handle the case where the switch
22065 index is an integer constant.
22067 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
22069 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
22071 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22073 * doc/extend.texi, doc/invoke.texi: Fix typos.
22075 2009-04-17 Cary Coutant <ccoutant@google.com>
22077 * tree-flow-inline.h (get_lineno): Fix inverted test.
22079 2009-04-17 Diego Novillo <dnovillo@google.com>
22081 * tree-ssa-pre.c (create_expression_by_pieces): Remove
22082 assertion for AVAIL_OUT.
22084 2009-04-17 Mike Frysinger <vapier@gentoo.org>
22087 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
22088 * config/sh/linux-atomic.asm: Likewise.
22090 2009-04-17 Diego Novillo <dnovillo@google.com>
22092 * except.c (debug_eh_tree): New.
22093 (struct eh_region, struct eh_status): Move ...
22094 * except.h: ... here.
22095 (add_type_for_runtime): Declare extern.
22096 (lookup_type_for_runtime): Likewise.
22097 (debug_eh_tree): Declare.
22098 * Makefile.in (GTFILES): List except.h before except.c
22100 2009-04-17 Diego Novillo <dnovillo@google.com>
22102 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
22103 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
22104 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
22105 (find_vars_r): ... here.
22106 * tree-flow.h (find_referenced_vars_in): Declare.
22107 * tree-ssa-pre.c (create_expression_by_pieces): Assert
22108 that AVAIL_OUT exists for BLOCK.
22109 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
22110 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
22111 (tree-parloops.o): Likewise.
22113 2009-04-17 Simon Baldwin <simonb@google.com>
22115 * toplev.c (default_tree_printer): Add handling for %E format.
22117 2009-04-17 Diego Novillo <dnovillo@google.com>
22119 * tree-pretty-print.c (dump_generic_node): Add break after
22120 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
22121 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
22122 FUNCTION_TYPE together. Call print_struct_decl when printing
22123 structures and TDF_SLIM is not given.
22124 (print_struct_decl): Fix logic for detecting recursion.
22126 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22129 * gcc.c (create_at_file): New.
22130 (compile_input_file_p): New.
22131 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
22132 * main.c (main): Update call to toplev_main.
22133 * toplev.c (toplev_main): Change signature. Call expandargv.
22134 * toplev.h (toplev_main): Change signature.
22136 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22138 * dwarf2out.c (field_byte_offset): Use the type size as the field size
22139 if the latter is not constant.
22141 2009-04-17 David Edelsohn <edelsohn@gnu.org>
22143 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
22145 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22147 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
22148 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
22150 2009-04-17 Richard Guenther <rguenther@suse.de>
22152 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22153 Handle component references view-converting an invariant address.
22155 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
22157 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
22158 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
22159 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
22160 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
22161 Use @deftypevr rather than @deftypevar.
22163 2009-04-17 Richard Guenther <rguenther@suse.de>
22165 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
22166 (get_prop_source_stmt): Likewise.
22167 (can_propagate_from): Likewise.
22169 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
22171 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
22172 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
22173 (--with-multilib-list): Add default value.
22174 * configure: Regenerate.
22175 * Makefile.in (TM_ENDIAN_CONFIG): Define.
22176 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
22177 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
22178 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
22179 Don't add default cpu to multilib list unnecessarily, but do enable
22180 the relevant compiler option..
22181 Add support for --with-multilib-list=<blank> and
22182 --with-multilib-list=!<somelib> to supress unwanted multilibs.
22183 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
22184 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
22185 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
22186 TM_MULTILIB_CONFIG.
22187 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
22188 (MULTILIB_OSDIRNAMES): New variable.
22189 * config/sh/t-1e: Delete file.
22190 * config/sh/t-mlib-sh1: Delete file.
22191 * config/sh/t-mlib-sh2: Delete file.
22192 * config/sh/t-mlib-sh2a: Delete file.
22193 * config/sh/t-mlib-sh2a-nofpu: Delete file.
22194 * config/sh/t-mlib-sh2a-single: Delete file.
22195 * config/sh/t-mlib-sh2a-single-only: Delete file.
22196 * config/sh/t-mlib-sh2e: Delete file.
22197 * config/sh/t-mlib-sh3e: Delete file.
22198 * config/sh/t-mlib-sh4: Delete file.
22199 * config/sh/t-mlib-sh4-nofpu: Delete file.
22200 * config/sh/t-mlib-sh4-single: Delete file.
22201 * config/sh/t-mlib-sh4-single-only: Delete file.
22202 * config/sh/t-mlib-sh4a: Delete file.
22203 * config/sh/t-mlib-sh4a-nofpu: Delete file.
22204 * config/sh/t-mlib-sh4a-single: Delete file.
22205 * config/sh/t-mlib-sh4a-single-only: Delete file.
22206 * config/sh/t-mlib-sh4al: Delete file.
22207 * config/sh/t-mlib-sh5-32media: Delete file.
22208 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22209 * config/sh/t-mlib-sh5-64media: Delete file.
22210 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22211 * config/sh/t-mlib-sh5-compact: Delete file.
22212 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22213 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22214 * doc/install.texi (Options specification): Add
22215 --with-multilib-list and --with-endian.
22217 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22219 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22221 (OBJS-common): Add plugin-version.o.
22222 (plugin-version.o): New.
22223 * gcc-plugin.h (plugin_gcc_version): New.
22224 (plugin_default_version_check): New.
22225 (plugin_init_func, plugin_init): Add version argument.
22226 * plugin-version.c: New.
22227 * plugin.c (str_plugin_gcc_version_name): New.
22228 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22229 pass it to the init function.
22230 (plugin_default_version_check): New.
22232 2009-04-17 Richard Guenther <rguenther@suse.de>
22234 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22235 for decl-vs-decl disambiguation.
22237 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22239 * config/s390/s390.h (s390_tune_attr): New macro definition.
22240 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22242 2009-04-17 Richard Guenther <rguenther@suse.de>
22244 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22245 (fold_stmt_r): Likewise.
22246 (maybe_fold_reference): New function.
22247 (fold_gimple_assign): Handle cases fold_stmt_r did.
22248 (fold_stmt): Do not use fold_stmt_r.
22249 (fold_stmt_inplace): Likewise.
22251 2009-04-17 Richard Guenther <rguenther@suse.de>
22253 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22254 (record_equivalences_from_stmt): Remove useless checks and
22256 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22257 the type is already suitable.
22259 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22261 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22263 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22265 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22266 (CMPtype): Define as __gcc_CMPtype.
22268 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22270 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22271 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22273 2009-04-17 Richard Guenther <rguenther@suse.de>
22275 PR tree-optimization/39746
22276 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22277 special-casing for builtins and static variable use/def.
22278 (call_may_clobber_ref_p_1): Likewise.
22280 2009-04-16 Ian Lance Taylor <iant@google.com>
22282 * df.h: Include "timevar.h".
22283 (struct df_problem): Change tv_id field to timevar_id_t.
22284 * tree-pass.h: Include "timevar.h".
22285 (struct opt_pass): Change tv_id field to timevar_id_t.
22286 * timevar.h (timevar_id_t): Define TV_NONE.
22287 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22288 TV_NONE rather than tv_id != 0.
22289 (execute_one_pass): Likewise.
22290 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22291 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22292 dependencies to $(TREE_PASS_H).
22293 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22295 (pass_branch_target_load_optimize2): Likewise.
22296 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22297 (pass_outof_cfg_layout_mode): Likewise.
22298 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22299 (pass_rebuild_cgraph_edges): Likewise.
22300 (pass_remove_cgraph_callee_edges): Likewise.
22301 * df-core.c (pass_df_initialize_opt): Likewise.
22302 (pass_df_initialize_no_opt): Likewise.
22303 (pass_df_finish): Likewise.
22304 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22305 * except.c (pass_set_nothrow_function_flags): Likewise.
22306 (pass_convert_to_eh_region_ranges): Likewise.
22307 * final.c (pass_compute_alignments): Likewise.
22308 * function.c (pass_instantiate_virtual_regs): Likewise.
22309 (pass_init_function): Likewise.
22310 (pass_leaf_regs): Likewise.
22311 (pass_match_asm_constraints): Likewise.
22312 * gimple-low.c (pass_lower_cf): Likewise.
22313 (pass_mark_used_blocks): Likewise.
22314 * init-regs.c (pass_initialize_regs): Likewise.
22315 * integrate.c (pass_initial_value_sets): Likewise.
22316 * ira.c (pass_ira): Likewise.
22317 * jump.c (pass_cleanup_barriers): Likewise.
22318 * omp-low.c (pass_expand_omp): Likewise.
22319 (pass_lower_omp): Likewise.
22320 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22321 * recog.c (pass_split_all_insns): Likewise.
22322 (pass_split_after_reload): Likewise.
22323 (pass_split_before_regstack): Likewise.
22324 (pass_split_before_sched2): Likewise.
22325 (pass_split_for_shorten_branches): Likewise.
22326 * reginfo.c (pass_reginfo_init): Likewise.
22327 (pass_subregs_of_mode_init): Likewise.
22328 (pass_subregs_of_mode_finish): Likewise.
22329 * passes.c (pass_postreload): Likewise.
22330 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22331 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22332 (pass_warn_function_return): Likewise.
22333 (pass_warn_function_noreturn): Likewise.
22334 * tree-complex.c (pass_lower_complex): Likewise.
22335 (pass_lower_complex_O0): Likewise.
22336 * tree-if-conv.c (pass_if_conversion): Likewise.
22337 * tree-into-ssa.c (pass_build_ssa): Likewise.
22338 * tree-mudflap.c (pass_mudflap_1): Likewise.
22339 (pass_mudflap_2): Likewise.
22340 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22341 (pass_mudflap_2): Likewise.
22342 * tree-nrv.c (pass_return_slot): Likewise.
22343 * tree-object-size.c (pass_object_sizes): Likewise.
22344 * tree-optimize.c (pass_all_optimizations): Likewise.
22345 (pass_early_local_passes): Likewise.
22346 (pass_all_early_optimizations): Likewise.
22347 (pass_cleanup_cfg): Likewise.
22348 (pass_cleanup_cfg_post_optimizing): Likewise.
22349 (pass_free_datastructures): Likewise.
22350 (pass_free_cfg_annotations): Likewise.
22351 (pass_fixup_cfg): Likewise.
22352 (pass_init_datastructures): Likewise.
22353 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22354 (pass_late_warn_uninitialized): Likewise.
22355 (pass_update_address_taken): Likewise.
22356 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22357 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22358 (pass_cse_sincos): Likewise.
22359 (pass_convert_to_rsqrt): Likewise.
22360 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22361 * tree-stdarg.c (pass_stdarg): Likewise.
22362 * tree-tailcall.c (pass_tail_recursion): Likewise.
22363 (pass_tail_calls): Likewise.
22364 * tree-vect-generic.c (pass_lower_vector): Likewise.
22365 (pass_lower_vector_ssa): Likewise.
22366 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22368 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22370 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22372 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22374 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22375 logical and signext.
22377 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22380 * config/sh/predicates.md (arith_operand): Check if the operand
22381 of TRUNCATE is a REG.
22383 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22385 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22386 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22388 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22390 * tree-iterator.c (tsi_split_statement_list_after,
22391 tsi_split_statement_list_before): Remove.
22392 * tree-iterator.h: Remove the prototypes for
22393 tsi_split_statement_list_after and tsi_split_statement_list_before.
22395 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22397 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22398 * tree-ssa-propagate.h: Remove the prototype for
22399 stmt_makes_single_load.
22401 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22403 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22404 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22406 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22408 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22410 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22412 * except.c (eh_region_outer_p): Remove.
22413 * except.h: Remove the prototype for eh_region_outer_p.
22415 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22417 * function.c (current_function_assembler_name): Remove.
22418 * function.h: Remove the prototype for
22419 current_function_assembler_name.
22421 2009-04-16 Ian Lance Taylor <iant@google.com>
22423 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22424 (add_reg_note): Call alloc_reg_note.
22425 * rtl.h (alloc_reg_note): Declare.
22426 * combine.c (try_combine): Use alloc_reg_note.
22427 (recog_for_combine, move_deaths): Likewise.
22428 (distribute_notes): Use alloc_reg_note and add_reg_note.
22429 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22430 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22431 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22433 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22435 PR rtl-optimization/39762
22436 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22437 ira_may_move_out_cost): Add comments about way of their usage.
22438 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22440 * ira-conflicts.c (process_regs_for_copy): Use function
22441 ira_get_register_move_cost instead of global
22442 ira_register_move_cost.
22444 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22445 color_pass, move_spill_restore, update_curr_costs): Ditto.
22447 * ira-lives.c (process_single_reg_class_operands): Ditto.
22449 * ira-emit.c (emit_move_list): Ditto.
22451 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22452 (record_reg_classes): Ditto. Use functions
22453 ira_get_register_move_cost and ira_get_may_move_cost instead of
22454 global vars ira_register_move_cost, ira_may_move_out_cost and
22455 ira_may_move_in_cost.
22456 (record_address_regs): Don't call ira_init_register_move_cost.
22457 Use function ira_get_may_move_cost instead of global
22458 ira_may_move_in_cost.
22459 (process_bb_node_for_hard_reg_moves): Use function
22460 ira_get_register_move_cost instead of global ira_register_move_cost.
22461 (ira_costs): Don't call ira_init_register_move_cost.
22463 2009-04-16 Richard Guenther <rguenther@suse.de>
22465 * tree-cfg.c (verify_gimple_assign_binary):
22466 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22467 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22468 (create_general_new_stmt): Note that this function is broken.
22470 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22472 * common.opt (fhelp): Add Var(help_flag).
22473 * gcc-plugin.h (plugin_info): Add help.
22474 * plugin.c (plugin_name_args): Add help.
22475 (register_plugin_info): Set plugin->help.
22476 (print_help_one_plugin): New.
22477 (print_plugins_help): New.
22478 * plugin.h (print_plugins_help): New.
22479 * toplev.c (toplev_main): Call print_plugins_help if needed.
22481 2009-04-16 Richard Guenther <rguenther@suse.de>
22483 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22484 (gimple_ior_addresses_taken_1): New function.
22485 (gimple_ior_addresses_taken): Likewise.
22486 * gimple.h (struct gimple_statement_with_ops_base): Remove
22487 addresses_taken member.
22488 (gimple_ior_addresses_taken): Declare.
22489 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22490 gimple_set_addresses_taken): Remove.
22491 * ipa-reference.c (mark_address): New function.
22492 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22493 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22494 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22495 (gimple_add_to_addresses_taken): Remove.
22496 (get_tmr_operands): Call mark_address_taken.
22497 (get_asm_expr_operands): Likewise.
22498 (get_expr_operands): Likewise.
22499 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22500 (free_stmt_operands): Do not free it.
22501 * tree-ssa.c (delete_tree_ssa): Likewise.
22502 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22504 2009-04-16 Richard Guenther <rguenther@suse.de>
22506 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22507 (walk_stmt_load_store_ops): Likewise.
22508 * gimple.c (get_base_loadstore): New function.
22509 (walk_stmt_load_store_addr_ops): Likewise.
22510 (walk_stmt_load_store_ops): Likewise.
22511 * ipa-pure-const.c (check_op): Simplify.
22512 (check_load, check_store): New functions.
22513 (check_stmt): Use walk_stmt_load_store_ops.
22514 * ipa-reference.c (mark_load): Adjust signature.
22515 (mark_store): Likewise.
22516 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22518 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22520 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22521 (plugin_info): New.
22522 * opts.c (common_handle_option): Don't call print_version.
22523 * plugin.c (plugin_name_args): Add version.
22524 (register_plugin_info): New.
22525 (register_callback): Handle PLUGIN_INFO.
22526 (try_init_one_plugin): New.
22527 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22529 (finalize_one_plugin): New.
22530 (finalize_plugins): New.
22531 (print_one_plugin): New.
22532 (print_plugins_versions): New.
22533 * plugin.h (print_plugins_versions): New.
22534 (finalize_plugins): New.
22535 * toplev.c (compile_file): Don't call initialize_plugins.
22536 (print_version): Call print_plugins_versions.
22537 (toplev_main): Call initialize_plugins. Print version if needed.
22538 Call finalize_plugins.
22540 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22542 * common.opt (fversion): New.
22543 * gcc.c (print_version): New.
22544 (process_command): Don't print the version. Just set print_version.
22545 (main): Print version. Call subprocesses if print_version and
22546 verbose_flag are set.
22547 * opts.c (common_handle_option): Handle OPT_fversion.
22549 2009-04-16 Richard Guenther <rguenther@suse.de>
22550 Ira Rosen <irar@il.ibm.com>
22552 PR tree-optimization/39698
22553 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22554 type of the reduction variable. Only generate the def if
22557 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22558 make sure to first convert to an integer of the same precision.
22559 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22560 the type of the evolution correctly in computing the new
22561 induction variable base.
22563 2009-04-16 Richard Guenther <rguenther@suse.de>
22565 PR middle-end/39625
22566 * tree-cfg.c (make_blocks): Split statements with to-be
22567 abnormal SSA names on the lhs.
22569 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22571 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22572 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22573 * c-typeck.c (really_start_incremental_init): Likewise.
22574 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22575 (TARGET_INITIALIZER): Remove it.
22576 * target.h (struct target): Remove vector_opaque_p.
22577 * tree.c (build_opaque_vector_type): New.
22578 * tree.h (TYPE_VECTOR_OPAQUE): New.
22579 (build_opaque_vector_type): Declare.
22580 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22581 * config/rs6000/rs6000.c (build_opaque_vector_type,
22582 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22583 (rs6000_init_builtins): Use build_opaque_vector_type for
22584 opaque_V4SI_type_node.
22586 2009-04-15 Catherine Moore <clm@codesourcery.com>
22588 * debug.h (set_name): Declare.
22589 * dwarf2out.c (dwarf2out_set_name): Declare.
22590 (dwarf2_debug_hooks): Add set_name.
22591 (find_AT_string): New.
22592 (add_AT_string): Call find_AT_string.
22593 (dwarf2out_set_name): New.
22594 * cp/decl.c (grokdeclarator): Call set_name.
22595 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22596 * debug.c (do_nothing_debug_hooks): Likewise.
22597 * dbxout.c (dbx_debug_hooks): Likewise.
22598 * sdbout.c (sdb_debug_hooks): Likewise.
22600 2009-04-15 Michael Eager <eager@eagercon.com>
22602 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22603 reg for single-precision FPU.
22604 * config/rs6000/rs6000.md (movsi_internal1): Only for
22605 !TARGET_SINGLE_FPU.
22606 (movsi_internal1_single): New. Add pattern to move SI values to/from
22607 single-precision FP regs.
22609 2009-04-15 Richard Guenther <rguenther@suse.de>
22611 * omp-low.c (lower_rec_input_clauses): Build correct address
22613 (expand_omp_for_generic): Fix multiplication type.
22614 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22615 (generate_memset_zero): Fix types.
22616 * tree-profile.c (prepare_instrumented_value): Correctly
22619 2009-04-15 Ian Lance Taylor <iant@google.com>
22621 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22622 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22623 for -Wall and for -Wc++-compat.
22624 (c_common_post_options): For C++, set warn_enum_compare if not
22626 * c-tree.h (struct c_expr): Add field original_type.
22627 (build_external_ref): Update declaration.
22628 * c-parser.c (c_parser_braced_init): Set original_type.
22629 (c_parser_initelt): Likewise.
22630 (c_parser_expr_no_commas): Likewise.
22631 (c_parser_conditional_expression): Likewise.
22632 (c_parser_cast_expression): Likewise.
22633 (c_parser_unary_expression): Likewise. Pull setting of
22634 original_code to top of function.
22635 (c_parser_sizeof_expression): Set original_type.
22636 (c_parser_alignof_expression): Likewise.
22637 (c_parser_postfix_expression): Likewise. Pull setting of
22638 original_code to top of function.
22639 (c_parser_postfix_expression_after_paren_type): Set original_type.
22640 (c_parser_postfix_expression_after_primary): Likewise.
22641 (c_parser_expression): Likewise.
22642 * c-typeck.c (build_external_ref): Add type parameter. Change all
22644 (c_expr_sizeof_expr): Set original_type field.
22645 (parser_build_unary_op): Likewise.
22646 (parser_build_binary_op): Likewise. Optionally warn about
22647 comparisons of enums of different types.
22648 (digest_init): Set original_type field.
22649 (really_start_incremental_init): Likewise.
22650 (push_init_level, pop_init_level): Likewise.
22651 * doc/invoke.texi (Warning Options): -Wenum-compare now
22654 2009-04-15 Richard Guenther <rguenther@suse.de>
22656 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22657 out a necessary conversion.
22658 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22659 names we didn't value number.
22660 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22662 2009-04-15 Richard Guenther <rguenther@suse.de>
22664 PR tree-optimization/39764
22665 * tree-ssa-ccp.c (get_value): Canonicalize value with
22666 canonicalize_float_value.
22668 2009-04-15 Jan Hubicka <jh@suse.cz>
22670 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22671 Wrong version of patch.
22673 2009-04-15 Jan Hubicka <jh@suse.cz>
22675 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22677 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22679 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22680 our distinct integral and vector types.
22682 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22684 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22685 * init.c (build_vtbl_address): Remove call to assemble_external.
22687 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22689 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22690 output for other floating point modes.
22692 2009-04-14 Diego Novillo <dnovillo@google.com>
22694 * diagnostic.c (diagnostic_report_diagnostic): Do not
22695 warn about loaded plugins for DK_ERROR and DK_WARNING.
22696 * c-decl.c (declspecs_add_type): Move call to
22697 invoke_plugin_callbacks ...
22698 * c-parser.c (c_parser_declspecs): ... here.
22699 * plugin.c (dump_active_plugins): Tidy output.
22701 2009-04-14 Diego Novillo <dnovillo@google.com>
22702 Le-Chun Wu <lcwu@google.com>
22704 * configure.ac: Add --enable-plugin support.
22705 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22706 * Makefile.in (PLUGIN_H): Define.
22707 Export ENABLE_PLUGIN and GMPINC to site.exp.
22708 Add PLUGINLIBS to link command.
22709 Add/modify dependencies for plugin.o and files including plugin.h.
22711 * config.in: Regenerate.
22713 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22716 2009-04-14 Le-Chun Wu <lcwu@google.com>
22718 * tree-pass.h (register_one_dump_file): Add a prototype for
22719 register_one_dump_file.
22720 * toplev.c (compile_file): Call initialize_plugins.
22721 (do_compile): Call invoke_plugin_callbacks.
22722 (toplev_main): Call invoke_plugin_callbacks.
22723 * common.opt: Add -fplugin= and -fplugin-arg-.
22724 * gcc-plugin.h: New public header file for plugins to include.
22725 * plugin.c: New source file.
22726 * plugin.h: New internal header file.
22727 * passes.c (register_one_dump_file): Make it external.
22729 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22731 2009-04-14 Diego Novillo <dnovillo@google.com>
22733 * doc/plugins.texi: New.
22734 * doc/gccint.texi: Add reference to Plugins chapter.
22735 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22736 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22737 loaded plugins, if any.
22738 * timevar.def (TV_PLUGIN_INIT): Define.
22739 (TV_PLUGIN_RUN): Define.
22740 * plugin.c: Include timevar.h
22741 (plugins_active_p): New.
22742 (dump_active_plugins): New.
22743 (debug_active_plugins): New.
22745 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22747 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22749 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22751 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22753 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22754 the same as a minus without a shift.
22756 2009-04-14 Nick Clifton <nickc@redhat.com>
22758 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22759 comparisons with small integers will always produce a short
22762 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22765 2008-12-19 Diego Novillo <dnovillo@google.com>
22767 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22769 2009-04-14 Richard Guenther <rguenther@suse.de>
22771 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22773 (verify_gimple_assign_binary): Likewise. Handle shifts and
22775 (verify_gimple_phi): Print the mismatched argument position.
22776 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22778 (vect_update_init_of_dr): Likewise.
22779 * matrix-reorg.c (transform_access_sites): Do what the
22781 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22783 2009-04-13 Michael Eager <eager@eagercon.com>
22785 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22786 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22787 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22788 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22789 remove duplicate config
22791 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22793 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22794 file_name:line_number type locator of the call site.
22796 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22798 * genautomata.c: Put blank after comma.
22799 (automaton_decls): New.
22800 (struct unit_usage): Add comments to member next.
22801 (store_alt_unit_usage): Keep the list ordered.
22802 (unit_present_on_list_p, equal_alternatives_p): New.
22803 (check_regexp_units_distribution): Check units distribution
22804 correctness correctly.
22805 (main): Don't write automata if error is found. Return correct
22808 * config/m68k/cf.md (cfv4_ds): Remove.
22809 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22810 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22812 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22813 power4-load-ext, power4-store, power4-store-update,
22814 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22815 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22816 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22817 power4-sqrt, power4-isync): Modify reservation to make correct
22818 unit distribution to automata.
22820 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22821 power5-store-update, power5-two, power5-three, power5-lmul,
22822 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22824 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22826 * except.c (pass_set_nothrow_function_flags): Set name and add
22828 (set_nothrow_function_flags): Mention in the dump file when
22829 changing a function to nothrow.
22831 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22834 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22835 instead of unsigned long.
22837 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22839 * config/arm/arm.c (return_used_this_function): Remove.
22840 (arm_output_function_prologue): Remove use of
22841 return_used_this_function.
22842 (output_return_instruction): Replace use of
22843 return_used_this_function
22844 by cfun->machine->return_used_this_function.
22845 (arm_output_epilogue): Likewise.
22846 (arm_output_function_epilogue): Likewise.
22847 (thumb_unexpanded_epilogue): Likewise.
22848 * config/arm/arm.h (struct machine_function):
22849 New member return_used_this_function.
22851 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22853 * doc/install.texi: Correct description of default directory for
22854 --with-gxx-include-dir.
22856 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22858 * fold-const.c (build_range_check): Properly deal with enumeral and
22859 boolean base types.
22861 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22863 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22864 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22865 * params.h (MAX_GCSE_PASSES): Remove.
22866 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22867 in sequence. Remove ability to run multiple passes.
22868 (bypass_jumps): Report run as third CPROP pass.
22870 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22872 PR middle-end/39651
22873 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22874 when deciding whether the whole SEQUENCE can throw.
22876 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22879 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22880 offseted label references.
22882 2009-04-11 Jan Hubicka <jh@suse.cz>
22884 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22886 2009-04-11 Richard Guenther <rguenther@suse.de>
22888 PR middle-end/39732
22889 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22890 return variables as TREE_ADDRESSABLE.
22892 2009-04-11 Richard Guenther <rguenther@suse.de>
22894 PR tree-optimization/39713
22895 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22896 reference trees have SSA_NAME operands.
22898 2009-04-11 Richard Guenther <rguenther@suse.de>
22901 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22902 address expressions.
22904 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22906 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22907 match changes in Cygwin 1.7
22908 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22909 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22911 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22913 PR tree-optimization/39701
22914 * doc/invoke.texi (Optimization Options): Document change in
22915 meaning and initialization of -fdelete-null-pointer-checks.
22917 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22919 PR middle-end/39701
22920 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22922 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22925 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22927 2009-04-10 Chao-ying Fu <fu@mips.com>
22929 * doc/tm.texi (Instruction Output): Document
22930 TARGET_ASM_FINAL_POSTSCAN_INSN.
22931 * target.h (final_postscan_insn): New field in asm_out.
22932 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22933 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22934 * final.c (final_scan_insn): Call
22935 targetm.asm_out.final_postscan_insn after outputting
22936 an asm macro and a normal instruction.
22938 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22939 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22940 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22941 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22942 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22944 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22946 PR middle-end/39701
22947 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22948 variables as non-NULL even with -fdelete-null-pointer-checks.
22950 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22952 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22954 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22957 * config/i386/i386.c (classify_argument): Handle SCmode with
22958 (bit_offset % 64) != 0.
22960 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22962 * doc/invoke.texi (Optimize Options): Add cross-reference to
22963 -Q --help=optimizers examples.
22965 2009-04-10 Ben Elliston <bje@au.ibm.com>
22968 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22969 regalign for the reg == fpr and TDmode case.
22971 2009-04-09 David Ayers <ayers@fsfe.org>
22974 * objc/objc-act.c (warn_with_method): Remove helper function.
22975 (check_duplicates): Call warning and inform directly.
22976 (really_start_method): Likewise.
22978 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22980 * expmed.c (expand_divmod): Always use a comparison for a division
22981 by a large unsigned integer.
22983 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22984 for things others than variables or functions as nonzero.
22986 2009-04-09 Nick Clifton <nickc@redhat.com>
22988 * unwind-compat.c: Change copyright header to refer to version
22989 3 of the GNU General Public License with version 3.1 of the
22990 GCC Runtime Library Exception and to point readers at the
22991 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22992 * config/alpha/crtfastmath.c: Likewise.
22993 * config/alpha/linux-unwind.h: Likewise.
22994 * config/alpha/qrnnd.asm: Likewise.
22995 * config/alpha/vms-crt0-64.c: Likewise.
22996 * config/alpha/vms-crt0.c: Likewise.
22997 * config/alpha/vms-dwarf2.asm: Likewise.
22998 * config/alpha/vms-dwarf2eh.asm: Likewise.
22999 * config/alpha/vms-psxcrt0-64.c: Likewise.
23000 * config/alpha/vms-psxcrt0.c: Likewise.
23001 * config/alpha/vms_tramp.asm: Likewise.
23002 * config/arc/initfini.c: Likewise.
23003 * config/arc/lib1funcs.asm: Likewise.
23004 * config/arm/bpabi-v6m.S: Likewise.
23005 * config/arm/bpabi.S: Likewise.
23006 * config/arm/bpabi.c: Likewise.
23007 * config/arm/crti.asm: Likewise.
23008 * config/arm/crtn.asm: Likewise.
23009 * config/arm/ieee754-df.S: Likewise.
23010 * config/arm/ieee754-sf.S: Likewise.
23011 * config/arm/lib1funcs.asm: Likewise.
23012 * config/arm/libunwind.S: Likewise.
23013 * config/arm/linux-atomic.c: Likewise.
23014 * config/arm/mmintrin.h: Likewise.
23015 * config/arm/pr-support.c: Likewise.
23016 * config/arm/unaligned-funcs.c: Likewise.
23017 * config/arm/unwind-arm.c: Likewise.
23018 * config/arm/unwind-arm.h: Likewise.
23019 * config/avr/libgcc.S: Likewise.
23020 * config/bfin/crti.s: Likewise.
23021 * config/bfin/crtlibid.s: Likewise.
23022 * config/bfin/crtn.s: Likewise.
23023 * config/bfin/lib1funcs.asm: Likewise.
23024 * config/bfin/linux-unwind.h: Likewise.
23025 * config/cris/arit.c: Likewise.
23026 * config/cris/cris_abi_symbol.c: Likewise.
23027 * config/darwin-64.c: Likewise.
23028 * config/darwin-crt2.c: Likewise.
23029 * config/darwin-crt3.c: Likewise.
23030 * config/darwin.h: Likewise.
23031 * config/dbxelf.h: Likewise.
23032 * config/dfp-bit.c: Likewise.
23033 * config/dfp-bit.h: Likewise.
23034 * config/elfos.h: Likewise.
23035 * config/fixed-bit.c: Likewise.
23036 * config/fixed-bit.h: Likewise.
23037 * config/fp-bit.c: Likewise.
23038 * config/fp-bit.h: Likewise.
23039 * config/fr30/crti.asm: Likewise.
23040 * config/fr30/crtn.asm: Likewise.
23041 * config/fr30/lib1funcs.asm: Likewise.
23042 * config/freebsd-spec.h: Likewise.
23043 * config/frv/cmovd.c: Likewise.
23044 * config/frv/cmovh.c: Likewise.
23045 * config/frv/cmovw.c: Likewise.
23046 * config/frv/frvbegin.c: Likewise.
23047 * config/frv/frvend.c: Likewise.
23048 * config/frv/lib1funcs.asm: Likewise.
23049 * config/glibc-stdint.h: Likewise.
23050 * config/h8300/clzhi2.c: Likewise.
23051 * config/h8300/crti.asm: Likewise.
23052 * config/h8300/crtn.asm: Likewise.
23053 * config/h8300/ctzhi2.c: Likewise.
23054 * config/h8300/fixunssfsi.c: Likewise.
23055 * config/h8300/lib1funcs.asm: Likewise.
23056 * config/h8300/parityhi2.c: Likewise.
23057 * config/h8300/popcounthi2.c: Likewise.
23058 * config/i386/ammintrin.h: Likewise.
23059 * config/i386/att.h: Likewise.
23060 * config/i386/avxintrin.h: Likewise.
23061 * config/i386/biarch64.h: Likewise.
23062 * config/i386/bmmintrin.h: Likewise.
23063 * config/i386/cpuid.h: Likewise.
23064 * config/i386/cross-stdarg.h: Likewise.
23065 * config/i386/crtfastmath.c: Likewise.
23066 * config/i386/crtprec.c: Likewise.
23067 * config/i386/cygming-crtbegin.c: Likewise.
23068 * config/i386/cygming-crtend.c: Likewise.
23069 * config/i386/cygwin.asm: Likewise.
23070 * config/i386/emmintrin.h: Likewise.
23071 * config/i386/gmm_malloc.h: Likewise.
23072 * config/i386/gthr-win32.c: Likewise.
23073 * config/i386/i386.h: Likewise.
23074 * config/i386/immintrin.h: Likewise.
23075 * config/i386/linux-unwind.h: Likewise.
23076 * config/i386/linux64.h: Likewise.
23077 * config/i386/mm3dnow.h: Likewise.
23078 * config/i386/mmintrin-common.h: Likewise.
23079 * config/i386/mmintrin.h: Likewise.
23080 * config/i386/nmmintrin.h: Likewise.
23081 * config/i386/pmm_malloc.h: Likewise.
23082 * config/i386/pmmintrin.h: Likewise.
23083 * config/i386/smmintrin.h: Likewise.
23084 * config/i386/sol2-c1.asm: Likewise.
23085 * config/i386/sol2-ci.asm: Likewise.
23086 * config/i386/sol2-cn.asm: Likewise.
23087 * config/i386/sol2-gc1.asm: Likewise.
23088 * config/i386/tmmintrin.h: Likewise.
23089 * config/i386/unix.h: Likewise.
23090 * config/i386/w32-unwind.h: Likewise.
23091 * config/i386/wmmintrin.h: Likewise.
23092 * config/i386/x86-64.h: Likewise.
23093 * config/i386/x86intrin.h: Likewise.
23094 * config/i386/xmmintrin.h: Likewise.
23095 * config/ia64/crtbegin.asm: Likewise.
23096 * config/ia64/crtend.asm: Likewise.
23097 * config/ia64/crtfastmath.c: Likewise.
23098 * config/ia64/crti.asm: Likewise.
23099 * config/ia64/crtn.asm: Likewise.
23100 * config/ia64/fde-glibc.c: Likewise.
23101 * config/ia64/lib1funcs.asm: Likewise.
23102 * config/ia64/linux-unwind.h: Likewise.
23103 * config/ia64/quadlib.c: Likewise.
23104 * config/ia64/unwind-ia64.c: Likewise.
23105 * config/linux.h: Likewise.
23106 * config/m32c/m32c-lib1.S: Likewise.
23107 * config/m32c/m32c-lib2-trapv.c: Likewise.
23108 * config/m32c/m32c-lib2.c: Likewise.
23109 * config/m32r/initfini.c: Likewise.
23110 * config/m68hc11/larith.asm: Likewise.
23111 * config/m68hc11/m68hc11-crt0.S: Likewise.
23112 * config/m68k/cf.md: Likewise.
23113 * config/m68k/crti.s: Likewise.
23114 * config/m68k/crtn.s: Likewise.
23115 * config/m68k/lb1sf68.asm: Likewise.
23116 * config/m68k/linux-unwind.h: Likewise.
23117 * config/mcore/crti.asm: Likewise.
23118 * config/mcore/crtn.asm: Likewise.
23119 * config/mcore/lib1.asm: Likewise.
23120 * config/mips/linux-unwind.h: Likewise.
23121 * config/mips/loongson.h: Likewise.
23122 * config/mips/mips16.S: Likewise.
23123 * config/mmix/crti.asm: Likewise.
23124 * config/mmix/crtn.asm: Likewise.
23125 * config/pa/fptr.c: Likewise.
23126 * config/pa/hpux-unwind.h: Likewise.
23127 * config/pa/lib2funcs.asm: Likewise.
23128 * config/pa/linux-atomic.c: Likewise.
23129 * config/pa/linux-unwind.h: Likewise.
23130 * config/pa/milli64.S: Likewise.
23131 * config/pa/quadlib.c: Likewise.
23132 * config/pa/stublib.c: Likewise.
23133 * config/picochip/libgccExtras/adddi3.asm: Likewise.
23134 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
23135 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
23136 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
23137 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
23138 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
23139 * config/picochip/libgccExtras/divmod15.asm: Likewise.
23140 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
23141 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
23142 * config/picochip/libgccExtras/longjmp.asm: Likewise.
23143 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
23144 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
23145 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
23146 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
23147 * config/picochip/libgccExtras/setjmp.asm: Likewise.
23148 * config/picochip/libgccExtras/subdi3.asm: Likewise.
23149 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
23150 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
23151 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
23152 * config/rs6000/750cl.h: Likewise.
23153 * config/rs6000/altivec.h: Likewise.
23154 * config/rs6000/biarch64.h: Likewise.
23155 * config/rs6000/crtresfpr.asm: Likewise.
23156 * config/rs6000/crtresgpr.asm: Likewise.
23157 * config/rs6000/crtresxfpr.asm: Likewise.
23158 * config/rs6000/crtresxgpr.asm: Likewise.
23159 * config/rs6000/crtsavfpr.asm: Likewise.
23160 * config/rs6000/crtsavgpr.asm: Likewise.
23161 * config/rs6000/darwin-asm.h: Likewise.
23162 * config/rs6000/darwin-fallback.c: Likewise.
23163 * config/rs6000/darwin-fpsave.asm: Likewise.
23164 * config/rs6000/darwin-ldouble.c: Likewise.
23165 * config/rs6000/darwin-tramp.asm: Likewise.
23166 * config/rs6000/darwin-unwind.h: Likewise.
23167 * config/rs6000/darwin-vecsave.asm: Likewise.
23168 * config/rs6000/darwin-world.asm: Likewise.
23169 * config/rs6000/e500crtres32gpr.asm: Likewise.
23170 * config/rs6000/e500crtres64gpr.asm: Likewise.
23171 * config/rs6000/e500crtres64gprctr.asm: Likewise.
23172 * config/rs6000/e500crtrest32gpr.asm: Likewise.
23173 * config/rs6000/e500crtrest64gpr.asm: Likewise.
23174 * config/rs6000/e500crtresx32gpr.asm: Likewise.
23175 * config/rs6000/e500crtresx64gpr.asm: Likewise.
23176 * config/rs6000/e500crtsav32gpr.asm: Likewise.
23177 * config/rs6000/e500crtsav64gpr.asm: Likewise.
23178 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
23179 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
23180 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
23181 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
23182 * config/rs6000/eabi-ci.asm: Likewise.
23183 * config/rs6000/eabi-cn.asm: Likewise.
23184 * config/rs6000/eabi.asm: Likewise.
23185 * config/rs6000/linux-unwind.h: Likewise.
23186 * config/rs6000/linux64.h: Likewise.
23187 * config/rs6000/paired.h: Likewise.
23188 * config/rs6000/paired.md: Likewise.
23189 * config/rs6000/ppc64-fp.c: Likewise.
23190 * config/rs6000/ppu_intrinsics.h: Likewise.
23191 * config/rs6000/rs6000.h: Likewise.
23192 * config/rs6000/si2vmx.h: Likewise.
23193 * config/rs6000/sol-ci.asm: Likewise.
23194 * config/rs6000/sol-cn.asm: Likewise.
23195 * config/rs6000/spe.h: Likewise.
23196 * config/rs6000/spu2vmx.h: Likewise.
23197 * config/rs6000/sysv4.h: Likewise.
23198 * config/rs6000/tramp.asm: Likewise.
23199 * config/rs6000/vec_types.h: Likewise.
23200 * config/s390/linux-unwind.h: Likewise.
23201 * config/s390/tpf-unwind.h: Likewise.
23202 * config/score/crti.asm: Likewise.
23203 * config/score/crtn.asm: Likewise.
23204 * config/sh/crt1.asm: Likewise.
23205 * config/sh/crti.asm: Likewise.
23206 * config/sh/crtn.asm: Likewise.
23207 * config/sh/divtab-sh4-300.c: Likewise.
23208 * config/sh/divtab-sh4.c: Likewise.
23209 * config/sh/divtab.c: Likewise.
23210 * config/sh/lib1funcs-4-300.asm: Likewise.
23211 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23212 * config/sh/lib1funcs.asm: Likewise.
23213 * config/sh/lib1funcs.h: Likewise.
23214 * config/sh/linux-atomic.asm: Likewise.
23215 * config/sh/linux-unwind.h: Likewise.
23216 * config/sh/shmedia.h: Likewise.
23217 * config/sh/sshmedia.h: Likewise.
23218 * config/sh/ushmedia.h: Likewise.
23219 * config/sparc/crtfastmath.c: Likewise.
23220 * config/sparc/linux-unwind.h: Likewise.
23221 * config/sparc/sol2-c1.asm: Likewise.
23222 * config/sparc/sol2-ci.asm: Likewise.
23223 * config/sparc/sol2-cn.asm: Likewise.
23224 * config/spu/divmodti4.c: Likewise.
23225 * config/spu/divv2df3.c: Likewise.
23226 * config/spu/float_disf.c: Likewise.
23227 * config/spu/float_unsdidf.c: Likewise.
23228 * config/spu/float_unsdisf.c: Likewise.
23229 * config/spu/float_unssidf.c: Likewise.
23230 * config/spu/mfc_multi_tag_release.c: Likewise.
23231 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23232 * config/spu/mfc_tag_release.c: Likewise.
23233 * config/spu/mfc_tag_reserve.c: Likewise.
23234 * config/spu/mfc_tag_table.c: Likewise.
23235 * config/spu/multi3.c: Likewise.
23236 * config/spu/spu_internals.h: Likewise.
23237 * config/spu/spu_intrinsics.h: Likewise.
23238 * config/spu/spu_mfcio.h: Likewise.
23239 * config/spu/vec_types.h: Likewise.
23240 * config/spu/vmx2spu.h: Likewise.
23241 * config/stormy16/stormy16-lib2.c: Likewise.
23242 * config/svr4.h: Likewise.
23243 * config/sync.c: Likewise.
23244 * config/v850/lib1funcs.asm: Likewise.
23245 * config/vxlib-tls.c: Likewise.
23246 * config/vxlib.c: Likewise.
23247 * config/vxworks-dummy.h: Likewise.
23248 * config/xtensa/crti.asm: Likewise.
23249 * config/xtensa/crtn.asm: Likewise.
23250 * config/xtensa/ieee754-df.S: Likewise.
23251 * config/xtensa/ieee754-sf.S: Likewise.
23252 * config/xtensa/lib1funcs.asm: Likewise.
23253 * config/xtensa/lib2funcs.S: Likewise.
23254 * config/xtensa/linux-unwind.h: Likewise.
23255 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23256 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23257 * coretypes.h: Likewise.
23258 * crtstuff.c: Likewise.
23259 * defaults.h: Likewise.
23260 * dwarf2.h: Likewise.
23261 * emutls.c: Likewise.
23262 * gbl-ctors.h: Likewise.
23263 * gcov-io.h: Likewise.
23264 * ginclude/float.h: Likewise.
23265 * ginclude/iso646.h: Likewise.
23266 * ginclude/stdarg.h: Likewise.
23267 * ginclude/stdbool.h: Likewise.
23268 * ginclude/stddef.h: Likewise.
23269 * ginclude/stdfix.h: Likewise.
23270 * ginclude/stdint-gcc.h: Likewise.
23271 * ginclude/tgmath.h: Likewise.
23272 * gthr-aix.h: Likewise.
23273 * gthr-dce.h: Likewise.
23274 * gthr-gnat.c: Likewise.
23275 * gthr-gnat.h: Likewise.
23276 * gthr-lynx.h: Likewise.
23277 * gthr-mipssde.h: Likewise.
23278 * gthr-nks.h: Likewise.
23279 * gthr-posix.c: Likewise.
23280 * gthr-posix.h: Likewise.
23281 * gthr-posix95.h: Likewise.
23282 * gthr-rtems.h: Likewise.
23283 * gthr-single.h: Likewise.
23284 * gthr-solaris.h: Likewise.
23285 * gthr-tpf.h: Likewise.
23286 * gthr-vxworks.h: Likewise.
23287 * gthr-win32.h: Likewise.
23288 * gthr.h: Likewise.
23289 * libgcc2.c: Likewise.
23290 * libgcc2.h: Likewise.
23291 * libgcov.c: Likewise.
23292 * tsystem.h: Likewise.
23293 * typeclass.h: Likewise.
23294 * unwind-c.c: Likewise.
23295 * unwind-compat.h: Likewise.
23296 * unwind-dw2-fde-compat.c: Likewise.
23297 * unwind-dw2-fde-darwin.c: Likewise.
23298 * unwind-dw2-fde-glibc.c: Likewise.
23299 * unwind-dw2-fde.c: Likewise.
23300 * unwind-dw2-fde.h: Likewise.
23301 * unwind-dw2.c: Likewise.
23302 * unwind-dw2.h: Likewise.
23303 * unwind-generic.h: Likewise.
23304 * unwind-pe.h: Likewise.
23305 * unwind-sjlj.c: Likewise.
23306 * unwind.inc: Likewise.
23307 * config/arm/neon-gen.ml: Change generated copyright header to
23308 refer to version 3 of the GNU General Public License with
23309 version 3.1 of the GCC Runtime Library Exception and to point
23310 readers at the COPYING3 and COPYING3.RUNTIME files and the
23311 FSF's license web page.
23312 * config/arm/arm_neon.h: Regenerate.
23314 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23316 * config/cris/cris.md: Change copyright header to refer to version
23317 3 of the GNU General Public License.
23318 * doc/install.texi2html: Change copyright header to refer to version
23319 3 of the GNU General Public License and to point readers at the
23320 COPYING3 file and the FSF's license web page.
23321 * config/vax/linux.h: Likewise.
23323 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23325 * config/i386/i386.md (cmpcc): New.
23326 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23327 (sync_compare_and_swap_cc*): Delete.
23329 * config/s390/s390.c (s390_compare_emitted): Remove.
23330 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23331 s390_compare_emitted used to be handled. Assert that modes match.
23332 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23333 refer to sync_compare_and_swap_ccsi.
23334 * config/s390/s390.h (s390_compare_emitted): Remove.
23335 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23336 instead of s390_compare_emitted.
23337 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23338 instead of s390_compare_emitted.
23339 * config/s390/s390.md (cmpcc): New.
23340 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23341 CC_REGNUM, do not pretend it's set.
23342 (sync_compare_and_swap_cc*): Delete.
23343 * config/s390/predicates.md (cc_reg_operand): New.
23345 * expr.c (sync_compare_and_swap_cc): Delete.
23346 * optabs.h (sync_compare_and_swap_cc): Delete.
23347 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23348 is being used with can_compare_p.
23349 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23350 (find_cc_set): New.
23351 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23352 look for a MODE_CC set instead. Use emit_store_flag.
23353 (expand_compare_and_swap_loop): Likewise, with some additional
23354 complication to avoid a force_reg when useless. Use
23355 emit_cmp_and_jump_insns.
23356 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23357 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23358 sync_compare_and_swap documentation.
23360 2009-04-09 Jan Hubicka <jh@suse.cz>
23362 * except.c (find_prev_try): Break out from ....
23363 (duplicate_eh_regions): ... here; properly update prev_try pointers
23364 when duplication part of tree.
23365 (dump_eh_tree): Improve dumping.
23366 (verify_eh_region): New.
23367 (verify_eh_tree): Use it.
23369 2009-04-06 Richard Guenther <rguenther@suse.de>
23371 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23372 &ARRAY addresses by adjusting their types and prepending
23374 * tree-cfg.c (verify_gimple_assign_single): Verify that
23375 addresses are correct.
23377 2009-04-09 Richard Guenther <rguenther@suse.de>
23379 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23380 indices into an array reference if possible.
23381 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23382 Fold POINTER_PLUS_EXPR statements with invariant address.
23384 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23387 * config.gcc (powerpc64-*-linux*): Always build biarch.
23389 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23392 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23393 it and pedwarn if this results in an INTEGER_CST.
23395 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23397 * doc/install.texi: Update minimum GMP version. Remove obsolete
23398 text in MPFR section.
23400 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23402 * dwarf2out.c (class_scope_p): New static inline.
23403 (class_or_namespace_scope_p): Use it.
23404 (gen_variable_die): Use DW_TAG_member tag for static data member
23405 declarations instead of DW_TAG_variable.
23407 PR middle-end/39573
23408 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23411 2009-04-08 Richard Guenther <rguenther@suse.de>
23413 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23414 valueize random data.
23416 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23418 * config.gcc (aix tm_file): Add aix-stdint.h.
23419 (aix tm clause use_gcc_stdint): Set to wrap.
23420 * config/rs6000/aix-stdint.h: New file.
23422 2009-04-08 Richard Guenther <rguenther@suse.de>
23424 PR middle-end/36291
23425 * tree-dfa.c (add_referenced_var): Do not recurse into
23426 global initializers.
23427 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23429 (fold_const_aggregate_ref): Likewise.
23431 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23433 * recog.c (ordered_comparison_operator): New.
23434 * gensupport.c (std_preds): Add it.
23435 * doc/md.texi (Machine-Independent Predicates): Document it.
23437 2009-04-08 Jan Hubicka <jh@suse.cz>
23439 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23440 * function.h (rtl_eh): Remove exception_handler_label_map.
23441 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23442 remove_exception_handler_label, for_each_eh_label_1): Remove.
23443 (rtl_remove_unreachable_regions): Remove.
23444 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23445 (find_exception_handler_labels): Don't build the hashtable.
23446 (maybe_remove_eh_handler): Remove.
23447 (for_each_eh_label): Rewrite to walk the tree.
23448 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23449 * except.h (maybe_remove_eh_handler): Remove.
23450 * passes.c (init_optimization_passes): Schedule second EH cleanup
23452 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23453 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23455 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23457 * genoutput.c (validate_optab_operands): New.
23458 (gen_insn, gen_expand): Call it.
23460 * genflags.c (gen_insn): Detect misused iterators.
23461 (main): Pass line_no to gen_insn, exit with status 1 on error.
23463 * genextract.c (line_no): Make global.
23464 (VEC_safe_set_locstr): Change assertion to error message.
23465 (main): Exit with status 1 on error.
23467 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23471 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23472 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23473 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23474 * c-convert.c (convert): Do not call fold on results of conversion
23475 functions when the result is a C_MAYBE_CONST_EXPR.
23476 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23477 of __builtin_choose_expr.
23478 * c-typeck.c (remove_c_maybe_const_expr): New.
23479 (build_unary_op, build_conditional_expr, build_compound_expr,
23480 build_binary_op, c_objc_common_truthvalue_conversion): Call
23481 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23484 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23486 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23487 CODE to produce a new one. Add a prototype to use fold_convert_const
23489 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23492 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23493 mix declarations and code.
23495 2009-04-08 Ben Elliston <bje@au.ibm.com>
23497 * gcc.c: Replace `CC' with `GCC' throughout.
23499 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23501 * doc/invoke.texi: Document Atom support.
23503 2009-04-07 Jason Merrill <jason@redhat.com>
23506 * c-common.h, c-common.c: Add flag_pretty_templates.
23507 * c-opts.c (c_common_handle_option): Set it.
23508 * c.opt: Add -fno-pretty-templates.
23509 * doc/invoke.texi (C++ Dialect Options): Likewise.
23511 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23513 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23514 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23515 (ia64_expand_builtin): Likewise.
23517 2009-04-07 Martin Jambor <mjambor@suse.cz>
23519 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23520 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23521 ADDR_EXPRS are include too.
23523 2009-04-07 Richard Guenther <rguenther@suse.de>
23525 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23526 decls are only used if passes as parameters or if they are
23527 local statics and the call is not to a builtin.
23528 (call_may_clobber_ref_p_1): Likewise.
23530 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23532 * expr.c (do_store_flag): Remove last argument. Simplify code
23533 to avoid duplication of tests already done by can_compare_p.
23534 (expand_expr_real_1): Adjust caller.
23536 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23538 * optabs.c (can_compare_p): Test the predicate of a
23539 cbranch and cstore pattern.
23541 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23543 * expr.c (convert_move): Use emit_store_flag instead of
23546 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23548 * config/i386/i386.c (ix86_compare_emitted): Remove.
23549 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23550 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23551 * config/i386/i386.h (ix86_compare_emitted): Remove.
23552 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23553 instead of ix86_compare_emitted.
23554 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23556 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23558 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23559 Add t-sysroot-suffix to tmake_file.
23560 * config/print-sysroot-suffix.sh: New file.
23561 * config/t-sysroot-suffix: New file.
23563 2009-04-07 Ben Elliston <bje@au.ibm.com>
23565 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23566 as the latter produces a warning when the target does not support
23569 2009-04-07 Ben Elliston <bje@au.ibm.com>
23571 * dfp.c: Replace type punning assignments with memcpy throughout.
23572 * Makefile.in (dfp.o-warn): Remove.
23574 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23577 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23578 Include soft-fp/t-softfp after rs6000/t-linux64.
23580 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23582 * stor-layout.c (set_sizetype): Use the full precision of their
23583 machine mode for bitsize types.
23585 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23587 * config/i386/i386.md: Revert 2 accidental checkins.
23589 2009-04-06 Joey Ye <joey.ye@intel.com>
23590 Xuepeng Guo <xuepeng.guo@intel.com>
23591 H.J. Lu <hongjiu.lu@intel.com>
23593 Atom pipeline model, tuning and insn selection.
23594 * config.gcc (atom): Add atom config options and target.
23596 * config/i386/atom.md: New.
23598 * config/i386/i386.c (atom_cost): New cost.
23599 (m_ATOM): New macro flag.
23600 (initial_ix86_tune_features): Set m_ATOM.
23601 (x86_accumulate_outgoing_args): Likewise.
23602 (x86_arch_always_fancy_math_387): Likewise.
23603 (processor_target): Add Atom cost.
23604 (cpu_names): Add Atom cpu name.
23605 (override_options): Set Atom ISA.
23606 (ix86_issue_rate): New case PROCESSOR_ATOM.
23607 (ix86_adjust_cost): Likewise.
23609 * config/i386/i386.h (TARGET_ATOM): New target macro.
23610 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23611 (TARGET_OPT_AGU): New target option.
23612 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23613 (processor_type): Add PROCESSOR_ATOM.
23615 * config/i386/i386.md (cpu): Add new value "atom".
23616 (use_carry, movu): New attr.
23617 (atom.md): Include atom.md.
23618 (adddi3_carry_rex64): Set attr "use_carry".
23619 (addqi3_carry): Likewise.
23620 (addhi3_carry): Likewise.
23621 (addsi3_carry): Likewise.
23622 (*addsi3_carry_zext): Likewise.
23623 (subdi3_carry_rex64): Likewise.
23624 (subqi3_carry): Likewise.
23625 (subhi3_carry): Likewise.
23626 (subsi3_carry): Likewise.
23627 (x86_movdicc_0_m1_rex64): Likewise.
23628 (*x86_movdicc_0_m1_se): Likewise.
23629 (x86_movsicc_0_m1): Likewise.
23630 (*x86_movsicc_0_m1_se): Likewise.
23631 (*adddi_1_rex64): Emit add insn as much as possible.
23632 (*addsi_1): Likewise.
23633 (return_internal): Set atom_unit.
23634 (return_internal_long): Likewise.
23635 (return_pop_internal): Likewise.
23636 (*rcpsf2_sse): Set atom_sse_attr attr.
23637 (*qrt<mode>2_sse): Likewise.
23638 (*prefetch_sse): Likewise.
23640 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23642 (ix86_target_macros_internal): Likewise.
23644 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23645 (*prefetch_sse_rex): Likewise.
23646 (sse_rcpv4sf2): Likewise.
23647 (sse_vmrcpv4sf2): Likewise.
23648 (sse_sqrtv4sf2): Likewise.
23649 (<sse>_vmsqrt<mode>2): Likewise.
23650 (sse_ldmxcsr): Likewise.
23651 (sse_stmxcsr): Likewise.
23652 (*sse_sfence): Likewise.
23653 (sse2_clflush): Likewise.
23654 (*sse2_mfence): Likewise.
23655 (*sse2_lfence): Likewise.
23656 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23657 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23658 (avx_movdqu<avxmodesuffix>): Likewise.
23659 (avx_lddqu<avxmodesuffix>): Likewise.
23660 (sse2_movntv2di): Change attr "type" to "ssemov".
23661 (sse2_movntsi): Likewise.
23662 (rsqrtv8sf2): Change attr "type" to "sseadd".
23663 (sse3_addsubv2df3): Set attr "atom_unit".
23664 (sse3_h<plusminus_insn>v4sf3): Likewise.
23665 (*sse2_pmaddwd): Likewise.
23666 (*vec_extractv2di_1_rex64): Likewise.
23667 (*vec_extractv2di_1_avx): Likewise.
23668 (sse2_psadbw): Likewise.
23669 (ssse3_phaddwv8hi3): Likewise.
23670 (ssse3_phaddwv4hi3): Likewise.
23671 (ssse3_phadddv4si3): Likewise.
23672 (ssse3_phadddv2si3): Likewise.
23673 (ssse3_phaddswv8hi3): Likewise.
23674 (ssse3_phaddswv4hi3): Likewise.
23675 (ssse3_phsubwv8hi3): Likewise.
23676 (ssse3_phsubwv4hi3): Likewise.
23677 (ssse3_phsubdv4si3): Likewise.
23678 (ssse3_phsubdv2si3): Likewise.
23679 (ssse3_phsubswv8hi3): Likewise.
23680 (ssse3_phsubswv4hi3): Likewise.
23681 (ssse3_pmaddubsw128): Likewise.
23682 (sse3_pmaddubsw: Likewise.
23683 (ssse3_palignrti): Likewise.
23684 (ssse3_palignrdi): Likewise.
23686 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23688 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23690 2009-04-06 Richard Guenther <rguenther@suse.de>
23692 PR tree-optimization/28868
23693 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23694 of which PHI results we inserted.
23695 (insert_into_preds_of_block): Record inserted PHIs.
23696 (eliminate): Eliminate redundant PHI nodes.
23697 (init_pre): Init inserted_phi_names.
23699 2009-04-06 Richard Guenther <rguenther@suse.de>
23701 PR tree-optimization/39643
23702 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23703 IMAGPART_EXPRs of complex constants.
23704 (execute_fold_all_builtins): If we folded a call queue
23705 TODO_update_address_taken.
23707 2009-04-06 Jan Hubicka <jh@suse.cz>
23709 PR middle-end/39659
23710 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23713 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23715 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23717 (ic_invalidate_array): Likewise.
23719 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23721 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23722 alignment for library calls.
23724 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23726 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23727 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23728 * config/i386/mingw-stdint.h: New file.
23730 2009-04-05 Richard Guenther <rguenther@suse.de>
23732 PR tree-optimization/39648
23733 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23734 our &A vs. &A[0] IL deficiencies.
23736 2009-04-04 Jan Hubicka <jh@suse.cz>
23738 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23739 removed toplevel regions.
23740 (sjlj_mark_call_sites): Likewise.
23742 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23744 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23745 (cygwin tm clause use_gcc_stdint): Set to wrap.
23746 * config/i386/cygwin-stdint.h: New file.
23748 2009-04-04 Richard Guenther <rguenther@suse.de>
23750 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23751 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23752 single-argument PHIs if we are in loop-closed SSA form.
23753 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23754 for the pre-condition.
23755 (slpeel_tree_peel_loop_to_edge): Likewise.
23756 (vect_build_loop_niters): Take an optional sequence to append stmts.
23757 (vect_generate_tmps_on_preheader): Likewise.
23758 (vect_do_peeling_for_loop_bound): Take extra guards for the
23760 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23761 the cost model check.
23762 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23763 guards if we are going to peel. Do not apply versioning in that case.
23764 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23765 (vect_do_peeling_for_loop_bound): Likewise.
23766 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23767 loop bound only record extra pre-conditions, do not apply loop
23770 2009-04-04 Richard Guenther <rguenther@suse.de>
23772 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23775 2009-04-04 Jan Hubicka <jh@suse.cz>
23777 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23778 last_basic_block for size of bb->index indexed array.
23779 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23780 compute_out, link_btr_uses, build_btr_def_use_webs,
23781 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23783 2009-04-04 Jan Hubicka <jh@suse.cz>
23785 * except.c (remove_eh_handler_and_replace): Break out from ...
23786 (remove_eh_handler): ... here.
23787 (bring_to_root): New function.
23788 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23789 handled ones, bring others to root of tree.
23791 2009-04-04 Jan Hubicka <jh@suse.cz>
23793 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23794 (all_phis_safe_to_merge): New function.
23795 (update_info): New structure.
23796 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23797 (cleanup_empty_eh): Update SSA if possible.
23799 2009-04-04 Richard Guenther <rguenther@suse.de>
23801 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23802 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23803 (append_vuse): Likewise.
23805 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23807 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23808 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23809 instead of REG_UNSAVED for DW_CFA_undefined.
23810 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23811 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23814 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23817 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23819 2009-04-04 Richard Guenther <rguenther@suse.de>
23821 PR tree-optimization/8781
23822 PR tree-optimization/37892
23823 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23824 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23825 (valueize_refs): Call it for *& valueizations.
23826 (shared_reference_ops_from_ref): Rename to ...
23827 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23828 (shared_reference_ops_from_call): Rename to ...
23829 (valueize_shared_reference_ops_from_call): ... this and valueize.
23830 (vn_reference_lookup): Update.
23831 (visit_reference_op_call): Likewise.
23832 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23833 (eliminate): Value-replace the call address in call statements.
23835 2009-04-04 Richard Guenther <rguenther@suse.de>
23837 PR tree-optimization/39636
23838 * tree-ssa-forwprop.c
23839 (forward_propagate_addr_into_variable_array_index): Check for
23840 GIMPLE_ASSIGN before accessing the rhs code.
23842 2009-04-03 Jason Merrill <jason@redhat.com>
23844 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23846 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23848 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23849 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23850 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23851 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23852 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23853 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23854 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23855 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23856 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23857 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23858 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23859 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23860 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23861 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23862 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23863 Use fr_reg_or_fp01_operand instead of fr_register_operand
23865 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23866 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23867 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23869 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23871 PR rtl-optimization/39607
23872 PR rtl-optimization/39631
23876 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23877 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23878 instead of DF_LR_OUT.
23879 * ira-lives.c (process_bb_node_lives): Ditto.
23880 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23881 instead of DF_LR_{OUT,IN}.
23882 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23883 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23885 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23887 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23888 (execute_lower_omp): Always run but take the short way out if -fopenmp
23890 (gate_lower_omp): Remove, forcing the pass manager to always run the
23891 pass and always set PROP_gimple_lomp.
23892 (pass_lower_omp): Remove gate function.
23893 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23894 PROP_trees. Instead, require it.
23895 * ipa-cp.c (pass_ipa_cp): Likewise.
23896 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23897 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23898 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23899 and PROP_gimple_leh.
23901 2009-04-03 Richard Guenther <rguenther@suse.de>
23903 PR middle-end/13146
23904 PR tree-optimization/23940
23905 PR tree-optimization/33237
23906 PR middle-end/33974
23907 PR middle-end/34093
23908 PR tree-optimization/36201
23909 PR tree-optimization/36230
23910 PR tree-optimization/38049
23911 PR tree-optimization/38207
23912 PR tree-optimization/38230
23913 PR tree-optimization/38301
23914 PR tree-optimization/38585
23915 PR middle-end/38895
23916 PR tree-optimization/38985
23917 PR tree-optimization/39299
23918 * tree-ssa-structalias.h: Remove.
23919 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23920 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23921 (struct vuse_element_d): Remove.
23922 (struct vuse_vec_d): Likewise.
23923 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23924 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23925 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23926 VUSE_ELEMENT_VAR): Likewise.
23927 (struct voptype_d): Likewise.
23928 (NUM_VOP_FREE_BUCKETS): Likewise.
23929 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23930 (struct stmt_operands_d): Remove.
23931 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23932 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23933 VDEF_NUM, VDEF_VECT): Likewise.
23934 (copy_virtual_operands): Remove.
23935 (operand_build_cmp): Likewise.
23936 (create_ssa_artificial_load_stmt): Likewise.
23937 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23938 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23939 vuse_index and mayuse_index members. Pack and move done and iter_type
23940 members to the front.
23941 (SSA_OP_VMAYUSE): Remove.
23942 (SSA_OP_VIRTUAL_USES): Adjust.
23943 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23944 (unlink_stmt_vdef): Declare.
23945 (add_to_addressable_set): Remove.
23946 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23947 (vrp_visit_stmt): Likewise.
23948 * doc/tree-ssa.texi (Alias analysis): Update.
23949 * doc/invoke.texi (max-aliased-vops): Remove docs.
23950 (avg-aliased-vops): Likewise.
23951 * tree-into-ssa.c (syms_to_rename): Remove.
23952 (need_to_update_vops_p): Likewise.
23953 (need_to_initialize_update_ssa_p): Rename to ...
23954 (update_ssa_initialized_fn): ... this. Track function we are
23956 (symbol_marked_for_renaming): Simplify.
23957 (add_new_name_mapping): Do not set need_to_update_vops_p.
23958 (dump_currdefs): Use SYMS_TO_RENAME.
23959 (rewrite_update_stmt): Always walk all uses/defs.
23960 (dump_update_ssa): Adjust.
23961 (init_update_ssa): Take function argument. Track what we are
23963 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23964 (create_new_def_for): Initialize for cfun, assert we are initialized
23966 (mark_sym_for_renaming): Simplify.
23967 (mark_set_for_renaming): Do not initialize update-ssa.
23968 (need_ssa_update_p): Simplify. Take function argument.
23969 (name_mappings_registered_p): Assert we ask for the correct function.
23970 (name_registered_for_update_p): Likewise.
23971 (ssa_names_to_replace): Likewise.
23972 (release_ssa_name_after_update_ssa): Likewise.
23973 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23974 (dump_decl_set): Do not print a newline.
23975 (debug_decl_set): Do it here.
23976 (dump_update_ssa): And here.
23977 * tree-ssa-loop-im.c (move_computations): Adjust.
23978 (movement_possibility): Likewise.
23979 (determine_max_movement): Likewise.
23980 (gather_mem_refs_stmt): Likewise.
23981 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23982 or NAME_MEMORY_TAG.
23983 * tree-complex.c (update_all_vops): Remove.
23984 (expand_complex_move): Adjust.
23985 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23986 Simplify test for memory referencing statement. Exclude
23987 non-invariant ADDR_EXPRs.
23988 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23989 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23990 (rdg_flag_uses): Likewise.
23991 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23993 (tree_optimize_tail_calls_1): Also split the
23994 edge from the entry block if we have degenerate PHI nodes in
23995 the first basic block.
23996 * tree.c (init_ttree): Remove memory-tag related code.
23997 (tree_code_size): Likewise.
23998 (tree_node_structure): Likewise.
23999 (build7_stat): Re-write to be build6_stat.
24000 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24001 (SSA_VAR_P): Adjust.
24002 (struct tree_memory_tag): Remove.
24003 (struct tree_memory_partition_tag): Likewise.
24004 (union tree_node): Adjust.
24005 (build7): Re-write to be build6.
24006 * tree-pass.h (pass_reset_cc_flags): Remove.
24007 (TODO_update_address_taken): New flag.
24008 (pass_simple_dse): Remove.
24009 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24010 * params.h (MAX_ALIASED_VOPS): Remove.
24011 (AVG_ALIASED_VOPS): Likewise.
24012 * omp-low.c (expand_omp_taskreg): Update SSA form.
24013 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24014 aliases the lhs in a copy stmt.
24015 * tree-ssa-dse.c (struct address_walk_data): Remove.
24016 (memory_ssa_name_same): Likewise.
24017 (memory_address_same): Likewise.
24018 (get_kill_of_stmt_lhs): Likewise.
24019 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24020 unused stores. Look through PHI nodes into post-dominated regions.
24021 (dse_optimize_stmt): Simplify. Properly remove stores.
24022 (tree_ssa_dse): Compute dominators.
24023 (execute_simple_dse): Remove.
24024 (pass_simple_dse): Likewise.
24025 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24026 gimple_loaded_syms and gimple_stored_syms computation.
24027 * toplev.c (dump_memory_report): Dump alias and pta stats.
24028 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24029 (vn_reference_eq): Likewise.
24030 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24031 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24032 valueize_vuses): Remove.
24033 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24034 (get_def_ref_stmt_vuse): ... this.
24035 (vn_reference_lookup_2): New function.
24036 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24037 walking equivalent vuses. Simplify.
24038 (vn_reference_lookup): Likewise.
24039 (vn_reference_insert): Likewise.
24040 (vn_reference_insert_pieces): Likewise.
24041 (visit_reference_op_call): Simplify.
24042 (visit_reference_op_load): Likewise.
24043 (visit_reference_op_store): Likewise.
24044 (init_scc_vn): Remove shared_lookup_vuses initialization.
24045 (free_scc_vn): Remove shared_lookup_vuses freeing.
24046 (sort_vuses, sort_vuses_heap): Remove.
24047 (get_ref_from_reference_ops): Export.
24048 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
24049 vector with single vuse pointer.
24050 (vn_reference_lookup_pieces, vn_reference_lookup,
24051 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
24052 (shared_vuses_from_stmt): Remove.
24053 (get_ref_from_reference_ops): Declare.
24054 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
24055 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
24056 memory-tag related code.
24057 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
24058 (likely_value): Add comment, skip static-chain of call statements.
24059 (surely_varying_stmt_p): Adjust.
24060 (gimplify_and_update_call_from_tree): Likewise.
24061 (execute_fold_all_builtins): Do not rebuild alias info.
24062 (gimplify_and_update_call_from_tree): Properly update VOPs.
24063 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
24064 (copy_ref_info): Remove memory-tag related code.
24065 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
24066 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
24067 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
24069 * tree-ssa-dom.c (gimple_p): Remove typedef.
24070 (eliminate_redundant_computations): Adjust.
24071 (record_equivalences_from_stmt): Likewise.
24072 (avail_expr_hash): Likewise.
24073 (avail_expr_eq): Likewise.
24074 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
24075 (stmt_makes_single_load): Likewise.
24076 (stmt_makes_single_store): Likewise.
24077 * tree-ssa-alias.c: Rewrite completely.
24078 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
24079 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
24080 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
24081 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
24082 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
24083 Remove public functions.
24084 (pass_reset_cc_flags): Remove.
24085 (pass_build_alias): Move ...
24086 * tree-ssa-structalias.c (pass_build_alias): ... here.
24087 * tree-ssa-alias.c (may_be_aliased): Move ...
24088 * tree-flow-inline.h (may_be_aliased): ... here.
24089 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
24090 count_uses_and_derefs): Move ...
24091 * gimple.c: ... here.
24092 * gimple.h (count_uses_and_derefs): Declare.
24093 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
24094 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
24095 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
24096 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
24097 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
24098 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
24099 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
24101 * tree-dfa.c (refs_may_alias_p): Move ...
24102 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
24103 * tree-ssa-alias.h: New file.
24104 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
24105 (statement_sink_location): Likewise.
24106 * opts.c (decode_options): Do not adjust max-aliased-vops or
24107 avg-aliased-vops values.
24108 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
24109 (TV_CALL_CLOBBER): Likewise.
24110 (TV_FLOW_SENSITIVE): Likewise.
24111 (TV_FLOW_INSENSITIVE): Likewise.
24112 (TV_MEMORY_PARTITIONING): Likewise.
24113 (TV_ALIAS_STMT_WALK): New timevar.
24114 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
24115 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
24116 (get_address_description): Remove memory-tag related code.
24117 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
24118 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
24119 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
24120 and immediate uses in statements. Document.
24121 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
24122 (dump_symbols): Remove.
24123 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
24124 * alias.c (get_deref_alias_set): New function split out from ...
24125 (get_alias_set): ... here.
24126 * alias.h (get_deref_alias_set): Declare.
24127 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
24128 type parameter. Remove restrict pointer handling. Create a
24129 ref-all pointer in case type-based alias sets do not conflict.
24130 (vect_analyze_data_refs): Remove SMT related code.
24131 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
24132 (vectorizable_load): Likewise.
24133 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
24134 (DR_SYMBOL_TAG, DR_VOPS): Remove.
24135 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
24136 Ignore vops and SMTs.
24137 (dr_analyze_alias): Likewise..
24138 (free_data_ref): Likewise.
24139 (create_data_ref): Likewise.
24140 (analyze_all_data_dependences): Likewise.
24141 (get_references_in_stmt): Adjust.
24142 * tree-flow-inline.h (gimple_aliases_computed_p,
24143 gimple_addressable_vars, gimple_call_clobbered_vars,
24144 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
24145 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
24146 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
24147 gimple_mem_ref_stats): Remove.
24148 (gimple_vop): New function.
24149 (op_iter_next_use): Remove vuses and mayuses cases.
24150 (op_iter_next_def): Remove vdefs case.
24151 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
24152 (clear_and_done_ssa_iter): Do not set removed fields.
24153 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
24154 Assert we are not iterating over vuses or vdefs if not also
24155 iterating over uses or defs.
24156 (op_iter_init_use): Likewise.
24157 (op_iter_init_def): Likewise.
24158 (op_iter_next_vdef): Remove.
24159 (op_iter_next_mustdef): Likewise.
24160 (op_iter_init_vdef): Likewise.
24161 (compare_ssa_operands_equal): Likewise.
24162 (link_use_stmts_after): Handle vuse operand.
24163 (is_call_used): Use is_call_clobbered.
24164 (is_call_clobbered): Global variables are always call clobbered,
24165 query the call-clobbers bitmap.
24166 (mark_call_clobbered): Ignore global variables.
24167 (clear_call_clobbered): Likewise.
24168 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
24169 virtual operands sanity check.
24170 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
24172 (TARGET_MEM_REF): Remove TMR_TAG operand.
24173 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
24174 Remove call-clobber related code.
24175 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
24176 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
24177 partitions or escape reason.
24178 (get_single_def_stmt, get_single_def_stmt_from_phi,
24179 get_single_def_stmt_with_phi): Remove.
24180 (dump_referenced_vars): Tidy.
24181 (get_ref_base_and_extent): Allow bare decls.
24182 (collect_dfa_stats): Adjust.
24183 * graphite.c (rename_variables_in_stmt): Adjust.
24184 (graphite_copy_stmts_from_block): Likewise.
24185 (translate_clast): Likewise.
24186 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
24188 (translate_vuse_through_block): Use the oracle.
24189 (phi_translate_1): Adjust.
24190 (value_dies_in_block_x): Use the oracle. Cache the outcome
24192 (valid_in_sets): Check if the VUSE for
24193 a REFERENCE is available.
24194 (eliminate): Do not remove stmts during elimination,
24195 instead queue and remove them afterwards.
24196 (do_pre): Do not rebuild alias info.
24197 (pass_pre): Run TODO_rebuild_alias before PRE.
24198 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
24199 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
24200 (mark_all_v_defs_stmt): Remove.
24201 (mark_all_v_defs_seq): Adjust.
24202 (sra_replace): Likewise.
24203 (scalarize_use): Likewise.
24204 (scalarize_copy): Likewise.
24205 (scalarize_init): Likewise.
24206 (scalarize_ldst): Likewise.
24207 (todoflags): Remove.
24208 (tree_sra): Do not rebuild alias info.
24209 (tree_sra_early): Adjust.
24210 (pass_sra): Run TODO_update_address_taken before SRA.
24211 * tree-predcom.c (set_alias_info): Remove.
24212 (prepare_initializers_chain): Do not call it.
24213 (mark_virtual_ops_for_renaming): Adjust.
24214 (mark_virtual_ops_for_renaming_list): Remove.
24215 (initialize_root_vars): Adjust.
24216 (initialize_root_vars_lm): Likewise.
24217 (prepare_initializers_chain): Likewise.
24218 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24219 (may_propagate_copy_into_stmt): Likewise.
24220 (merge_alias_info): Do nothing for now.
24221 (propagate_tree_value_into_stmt): Adjust.
24222 (stmt_may_generate_copy): Likewise.
24223 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24224 not mark symbols for renaming.
24225 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24226 with the same statement, make sure to update the new pointed-to one.
24227 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24228 call statements, do not mark symbols for renaming.
24229 (mark_operand_necessary): Dump something.
24230 (ref_may_be_aliased): New function.
24231 (mark_aliased_reaching_defs_necessary_1): New helper function.
24232 (mark_aliased_reaching_defs_necessary): Likewise.
24233 (mark_all_reaching_defs_necessary_1): Likewise.
24234 (mark_all_reaching_defs_necessary): Likewise.
24235 (propagate_necessity): Do not process virtual PHIs. For
24236 non-aliased loads mark all reaching definitions as necessary.
24237 For aliased loads and stores mark the immediate dominating
24238 aliased clobbers as necessary.
24239 (visited): New global static.
24240 (perform_tree_ssa_dce): Free visited bitmap after propagating
24242 (remove_dead_phis): Perform simple dead virtual PHI removal.
24243 (remove_dead_stmt): Properly unlink virtual operands when
24245 (eliminate_unnecessary_stmts): Schedule PHI removal after
24247 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24248 (process_replaceable): Likewise.
24249 (find_replaceable_in_bb): Likewise.
24250 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24251 based on the single gimple vop.
24252 (verify_flow_insensitive_alias_info): Remove.
24253 (verify_flow_sensitive_alias_info): Likewise.
24254 (verify_call_clobbering): Likewise.
24255 (verify_memory_partitions): Likewise.
24256 (verify_alias_info): Likewise.
24257 (verify_ssa): Adjust..
24258 (execute_update_addresses_taken): Export. Update SSA
24259 manually. Optimize only when optimizing. Use a local bitmap.
24260 (pass_update_address_taken): Remove TODO_update_ssa, add
24262 (pass_update_address_taken): Just use TODO_update_address_taken.
24263 (init_tree_ssa): Do not initialize addressable_vars.
24264 (verify_ssa): Verify new VUSE / VDEF properties.
24265 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24266 Do not call verify_alias_info.
24267 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24268 Do not free the loaded and stored syms bitmaps. Reset the escaped
24269 and callused solutions. Do not free addressable_vars.
24270 Remove memory-tag related code.
24271 (warn_uninitialized_var): Aliases are always available.
24272 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24273 * lambda-code.c (can_put_in_inner_loop): Adjust.
24274 (can_put_after_inner_loop): Likewise.
24275 (perfect_nestify): Likewise.
24276 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24277 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24278 (vectorizable_conversion): Do not mark symbols for renaming.
24279 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24280 (expand_call_inline): Unlink the calls virtual operands before
24282 (tree_function_versioning): Do not call update_ssa if we are not
24283 updating clones. Simplify.
24284 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24285 (propagate_with_phi): Likewise..
24286 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24287 clobber code. Assert we are not aliased or global.
24288 * tree-flow.h: Include tree-ssa-alias.h
24289 (enum escape_type): Remove.
24290 (struct mem_sym_stats_d): Likewise.
24291 (struct mem_ref_stats_d): Likewise.
24292 (struct gimple_df): Add vop member. Remove global_var,
24293 call_clobbered_vars, call_used_vars, addressable_vars,
24294 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24295 escaped and callused members.
24296 (struct ptr_info_def): Remove all members, add points-to solution
24298 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24299 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24300 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24301 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24302 (tree-ssa-alias.o): Likewise.
24303 (toplev.o): Add tree-ssa-alias.h
24304 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24305 * gimple.c (gimple_set_bb): Fix off-by-one error.
24306 (is_gimple_reg): Do not handle memory tags.
24307 (gimple_copy): Also copy virtual operands.
24308 Delay updating the statement. Do not reset loaded and stored syms.
24309 (gimple_set_stored_syms): Remove.
24310 (gimple_set_loaded_syms): Likewise.
24311 (gimple_call_copy_skip_args): Copy the virtual operands
24312 and mark the new statement modified.
24313 * tree-ssa-structalias.c (may_alias_p): Remove.
24314 (set_uids_in_ptset): Take the alias set to prune with as
24315 parameter. Fold in the alias test of may_alias_p.
24316 (compute_points_to_sets): Compute whether a ptr is dereferenced
24317 in a local sbitmap.
24318 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24319 other ADDRESSOF constraints on the lhs.
24320 (get_constraint_for_component_ref): Assert that we don't get
24321 ADDRESSOF constraints from the base of the reference.
24322 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24323 (struct variable_info): Remove collapsed_to member.
24324 (get_varinfo_fc): Remove.
24325 (new_var_info): Do not set collapsed_to.
24326 (dump_constraint): Do not follow cycles.
24327 (dump_constraint_graph): Likewise.
24328 (build_pred_graph): Likewise.
24329 (build_succ_graph): Likewise.
24330 (rewrite_constraints): Likewise.
24331 (do_simple_structure_copy): Remove.
24332 (do_rhs_deref_structure_copy): Remove.
24333 (do_lhs_deref_structure_copy): Remove.
24334 (collapse_rest_of_var): Remove.
24335 (do_structure_copy): Re-implement.
24336 (pta_stats): New global variable.
24337 (dump_pta_stats): New function.
24338 (struct constraint_expr): Make offset signed.
24339 (UNKNOWN_OFFSET): Define special value.
24340 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24341 (solution_set_expand): New helper function split out from ...
24342 (do_sd_constraint): ... here.
24343 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24344 (do_ds_constraint): Likewise.
24345 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24346 and CALLUSED = *CALLUSED.
24347 (set_union_with_increment): Make inc argument signed.
24348 (type_safe): Remove.
24349 (get_constraint_for_ptr_offset): Handle unknown and negative
24351 (first_vi_for_offset): Handle offsets before start. Bail
24352 out early for offsets beyond the variable extent.
24353 (first_or_preceding_vi_for_offset): New function.
24354 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24355 Together with ESCAPED = *ESCAPED this properly computes reachability.
24356 (find_what_var_points_to): New function.
24357 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24358 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24359 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24360 pt_solutions_intersect): New functions.
24361 (compute_call_used_vars): Remove.
24362 (compute_may_aliases): New main entry into PTA computation.
24363 * gimple.h (gimple_p): New typedef.
24364 (struct gimple_statement_base): Remove references_memory_p.
24365 (struct gimple_statement_with_memory_ops_base): Remove
24366 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24368 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24369 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24370 gimple_set_references_memory): Remove.
24371 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24372 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24374 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24375 (verify_expr): Allow RESULT_DECL.
24376 (gimple_duplicate_bb): Do not copy virtual operands.
24377 (gimple_duplicate_sese_region): Adjust.
24378 (gimple_duplicate_sese_tail): Likewise.
24379 (mark_virtual_ops_in_region): Remove.
24380 (move_sese_region_to_fn): Do not call it.
24381 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24382 and pass_simple_dse.
24383 (execute_function_todo): Handle TODO_update_address_taken,
24384 call execute_update_addresses_taken for TODO_rebuild_alias.
24385 (execute_todo): Adjust.
24386 (execute_one_pass): Init dump files early.
24387 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24389 (create_general_new_stmt): Clear vops.
24390 * tree-ssa-reassoc.c (get_rank): Adjust.
24391 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24392 symbols for renaming.
24393 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24394 (PARAM_AVG_ALIASED_VOPS): Likewise.
24395 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24396 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24397 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24398 (operand_build_cmp, copy_virtual_operands,
24399 create_ssa_artificial_load_stmt, add_to_addressable_set,
24400 gimple_add_to_addresses_taken): Remove public functions.
24401 (unlink_stmt_vdef): New function.
24403 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24405 * config.gcc (powerpc-*-linux*): Merge variants.
24407 2009-04-02 Chao-ying Fu <fu@mips.com>
24408 James Grosbach <james.grosbach@microchip.com>
24410 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24411 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24413 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24414 keep_interrupts_masked_p, use_debug_exception_return_p.
24415 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24416 keep_interrupts_masked, use_debug_exception_return.
24417 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24418 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24420 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24421 (mips_print_operand): Process COP0 registers to print $0 .. $31
24422 correctly for GAS to process.
24423 (mips_interrupt_extra_call_saved_reg_p): New function.
24424 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24426 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24427 (mips_compute_frame_info): Add supports for interrupt context that
24428 includes doubleword accumulators and COP0 registers.
24429 (mips_for_each_saved_acc): New function.
24430 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24431 mips_for_each_saved_reg.
24432 (mips_save_reg): Save accumulators.
24433 (mips_kernel_reg_p): A new for_each_rtx callback.
24434 (mips_expand_prologue): Support interrupt handlers.
24435 (mips_restore_reg): Restore accumulators.
24436 (mips_expand_epilogue): Support interrupt handlers.
24437 (mips_can_use_return_insn): Return false for interrupt handlers.
24438 (mips_epilogue_uses): New function.
24439 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24440 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24441 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24442 cop0_move): New instructions.
24443 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24444 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24446 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24448 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24449 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24450 interrupt handlers, we use K0 as the temporary register.
24451 (EPILOGUE_USES): Change to a function call.
24452 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24453 handlers, we use K0 as the temporary register.
24455 * doc/extend.texi (Function Attributes): Document interrupt,
24456 use_shadow_register_set, keep_interrupts_masked,
24457 use_debug_exception_return for MIPS attributes.
24459 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24461 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24462 Remove a number of t-files from tmake_file.
24463 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24464 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24465 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24466 target_prototype, not TARGET_PROTOTYPE.
24467 (LINK_OS_GNU_SPEC): Define.
24468 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24469 and darwin-ldoubdle.c.
24471 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24474 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24475 (cpp_options): Ditto.
24476 (default_compilers): Ditto.
24477 (display_help): Ditto.
24478 (process_command): Ditto.
24479 (do_spec_1): Ditto.
24480 (set_input): Use lbasename instead of duplicate code.
24481 (save_temps_prefix): New static for -save-temps=obj.
24482 (save_temps_length): Ditto.
24484 * doc/invoke.texi (-save-temps=obj): Document new variant to
24485 -save-temps switch.
24487 2009-04-02 Jeff Law <law@redhat.com>
24489 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24492 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24494 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24495 * configure: Regenerated.
24497 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24499 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24500 share the argument list.
24502 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24506 2009-02-12 Diego Novillo <dnovillo@google.com>
24508 * varpool.c (debug_varpool): New.
24509 * cgraph.h (debug_varpool): Declare.
24511 2009-04-02 Jan Hubicka <jh@suse.cz>
24513 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24516 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24518 * config/i386/i386.c (ix86_abi): Move initialization to ...
24519 (override_options): Here.
24521 2009-04-02 Christian Bruel <christian.bruel@st.com>
24523 * config/sh/sh.c (sh_dwarf_register_span): New function.
24524 (TARGET_DWARF_REGISTER_SPAN): Define.
24525 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24527 2009-04-02 Ira Rosen <irar@il.ibm.com>
24529 PR tree-optimization/39595
24530 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24531 interleaved loads group is not greater than the SLP group size.
24533 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24535 * builtins.c (is_builtin_name): New.
24536 (called_as_built_in): Use is_builtin_name.
24537 * tree.h (is_builtin_name): New.
24538 * varasm.c (incorporeal_function_p): Use is_builtin_name
24540 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24542 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24544 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24547 * c-decl.c (clone_underlying_type): Move this ...
24548 * c-common.c (set_underlying_type): ... here.
24549 Also, make sure the function properly sets TYPE_STUB_DECL() on
24550 the newly created typedef variant type.
24551 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24552 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24555 2009-04-02 Richard Guenther <rguenther@suse.de>
24557 PR tree-optimization/37221
24558 * tree-flow.h (degenerate_phi_result): Declare.
24559 * tree-ssa-dom.c (degenerate_phi_result): Export.
24560 * tree-scalar-evolution.c (analyze_initial_condition): If
24561 the initial condition is defined by a degenerate PHI node
24562 use the degenerate value.
24564 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24566 PR rtl-optimization/39588
24567 * combine.c (merge_outer_ops): Do not set the constant when this
24569 (simplify_shift_const_1): Do not modify it either in this case.
24571 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24573 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24574 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24576 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24579 * c-lex.c (interpret_float): Default (no suffix) is double.
24581 2009-04-1 Xinliang David Li <davidxl@google.com>
24583 * config/i386/i386.c (legitimate_constant_p): Recognize
24584 all one vector constant.
24586 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24588 * config/vax/vax.c: Add #includes to silence warnings.
24589 Change #include order to silence two warnings.
24591 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24593 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24594 (ASM_SPEC): Pass -k to the assembler for PIC code.
24596 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24598 * config.gcc: Add vax-*-linux* to the switch.
24599 * config/vax/linux.h: New file. (TARGET_VERSION,
24600 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24602 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24604 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24605 Use predicate macros instead of GET_CODE() == foo.
24606 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24607 ashlsi3, rotrsi3, <unnamed>): Likewise.
24609 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24611 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24612 jbbccihi, jbbccisi): Remova trailing whitespace.
24613 * config/vax/constraints.md: Likewise.
24614 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24615 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24616 * config/vax/predicates.md: Likewise.
24617 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24618 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24619 * config/vax/vax.h: Likewise.
24620 * config/vax/vax.md (nonlocal_goto): Likewise.
24622 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24624 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24625 (indirectable_address_p, adjacent_operands_p): Add spaces around
24627 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24629 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24631 * config/vax/vax.c (legitimate_constant_address_p,
24632 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24633 index_term_p, reg_plus_index_p, legitimate_address_p,
24634 vax_mode_dependent_address_p): Update comments to match functions
24635 modified by the recent int->bool conversion.
24637 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24639 * config/vax/builtins.md: Update copyright message.
24640 * config/vax/constraints.md: Likewise.
24641 * config/vax/netbsd-elf.h: Likewise.
24642 * config/vax/predicates.md: Likewise.
24643 * config/vax/vax-protos.h: Likewise.
24644 * config/vax/vax.c: Likewise.
24645 * config/vax/vax.h: Likewise.
24646 * config/vax/vax.md: Likewise.
24647 * config/vax/vax.opt: Likewise.
24649 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24651 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24652 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24653 * config/vax/constraints.md (B, R): Likewise.
24654 * config/vax/predicates.md (external_memory_operand,
24655 nonimmediate_addsub_di_operand): Likewise.
24656 * config/vax/vax.c (vax_output_int_add): Likewise.
24657 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24658 untyped_call): Likewise.
24660 2009-04-01 Matt Thomas <matt@3am-software.com>
24662 * config/vax/predicates.md: New file.
24663 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24664 external_const_operand, nonsymbolic_operand, external_memory_operand,
24665 indirect_memory_operand, indexed_memory_operand,
24666 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24667 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24669 * config/vax/constraints.md: New file.
24670 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24672 * config/vax/builtins.md: New file.
24673 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24674 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24676 * config/vax/vax.opt (mqmath): Add option.
24677 * config/vax/vax.md (isfx): Extend with DI.
24678 (VAXintQH, VAXintQHSD): Define.
24679 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24680 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24681 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24682 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24683 (movdi): Update constraints and use vax_output_int_move().
24684 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24685 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24686 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24687 nonlocal_goto): New.
24688 (mov<mode>): Extend accepted operand types.
24689 (subdi3_old): Rename from subdi3, change update constraints and use
24690 a new implementation.
24691 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24692 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24693 MOVE_RATIO, CLEAR_RATIO): Define.
24694 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24695 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24696 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24697 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24698 (split_quadword_operands): Make static and really allow variable
24700 (print_operand_address): Update for PIC generation.
24701 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24702 indexable_address_p, fixup_mathdi_operand,
24703 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24704 (vax_float_literal, legitimate_constant_p,
24705 indirectable_constant_address_p, index_term_p,
24706 reg_plus_index_p): Return bool instead of int.
24707 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24709 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24711 (vax_output_conditional_branch): Indent.
24712 (legitimate_constant_address_p, indirectable_constant_address_p,
24713 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24714 vax_mode_dependent_address_p): Return bool instead of int, update for
24716 * config/vax/vax-protos.h (legitimate_constant_address_p,
24717 legitimate_constant_p, legitimate_address_p,
24718 vax_mode_dependent_address_p): Change declaration to bool.
24719 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24720 vax_expand_addsub_di_operands, vax_output_int_subtract,
24721 vax_output_movmemsi): Declare.
24722 (split_quadword_operands, vax_float_literal): Delete declaration.
24723 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24724 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24725 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24726 ASM_OUTPUT_DWARF_PCREL): Define.
24727 (ASM_SPEC): Change definition to allow PIC generation.
24729 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24731 * doc/sourcebuild.texi: Update front-end requirements.
24733 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24736 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24737 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24738 (booldi3_internal3): Use boolean_or_operator instead of
24741 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24744 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24745 declarator whose size is not an integer constant expression but
24746 folds to an integer constant, then treat it as a constant
24749 2009-04-01 Richard Guenther <rguenther@suse.de>
24751 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24752 i * 4 + 2 to (i * 2 + 1) * 2.
24754 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24757 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24758 return if c_parser_asm_string_literal returned NULL.
24760 2009-04-01 Nick Clifton <nickc@redhat.com>
24762 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24764 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24765 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24766 other typedefs to avoid conflicts with libgcc2.c. Define labels
24767 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24769 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24770 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24773 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24775 * varasm.c (default_function_rodata_section): Declare DOT as
24778 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24779 Andrey Galkin <agalkin@hypercom.com>
24782 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24783 Make object_name unique for each process.
24785 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24788 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24789 addressable variables in the parallel that could go out of scope while
24790 running queued tasks.
24792 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24794 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24795 (CASE_VALUES_THRESHOLD): Redefine.
24796 * config/avr/avr.c (avr_override_options): Remove initialization of
24797 avr_case_values_threshold variable.
24798 (avr_case_values_threshold): Remove variable. Add new function.
24799 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24800 * config/avr/avr.opt (mno-tablejump): Remove option.
24801 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24803 2009-04-01 DJ Delorie <dj@redhat.com>
24805 * varasm.c (default_function_rodata_section): Don't assume
24806 anything about where the first '.' in the section name is.
24808 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24810 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24811 rs6000_emit_stack_tie.
24813 2009-03-31 Ian Lance Taylor <iant@google.com>
24815 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24816 gimple_code with GIMPLE_RESX, not RESX.
24818 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24820 * c-common.c (c_get_ident): New.
24821 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24823 2009-04-01 Ben Elliston <bje@au.ibm.com>
24825 * config/rs6000/sysv4.opt (msdata): Improve option description.
24827 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24829 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24830 (divdf3_internal_lat): Remove.
24831 (divxf3_internal_lat): Remove.
24832 (divxf3_internal_thr): Remove.
24833 (divxf): Use divxf3_internal.
24834 * config/ia64/div.md (divsf3_internal_lat): New.
24835 (divdf3_internal_lat): New.
24836 (divxf3_internal): New.
24838 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24841 * Makefile.in (USE_GCC_STDINT): Define.
24842 (stmp-int-hdrs): Install stdint.h if applicable.
24843 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24845 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24846 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24847 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24848 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24849 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24850 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24851 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24852 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24853 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24854 (c_common_nodes_and_builtins): Initialize
24855 underlying_wchar_type_node. Do not initialize
24856 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24857 nodes for new types.
24858 (c_stddef_cpp_builtins): Define macros for new types.
24859 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24861 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24862 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24863 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24864 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24865 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24866 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24867 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24868 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24869 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24870 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24871 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24872 int16_type_node, int32_type_node, int64_type_node,
24873 uint8_type_node, uint16_type_node, c_uint32_type_node,
24874 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24875 int_least32_type_node, int_least64_type_node,
24876 uint_least8_type_node, uint_least16_type_node,
24877 uint_least32_type_node, uint_least64_type_node,
24878 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24879 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24880 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24881 uintptr_type_node): Define.
24882 * c-cppbuiltin.c (builtin_define_constants,
24883 builtin_define_type_minmax): New.
24884 (builtin_define_stdint_macros): Define more macros.
24885 (c_cpp_builtins): Define more limit macros.
24886 (type_suffix): New.
24887 (builtin_define_type_max): Define in terms of
24888 builtin_define_type_minmax. Remove is_long parameter. All
24890 * config.gcc (use_gcc_stdint): Define.
24891 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24892 Add newlib-stdint.h for generic targets.
24893 * config/glibc-stdint.h, config/newlib-stdint.h,
24894 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24895 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24896 * config/score/score.h (UINTPTR_TYPE): Define.
24897 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24898 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24899 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24900 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24901 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24902 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24903 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24904 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24905 * config/spu/spu.h (STDINT_LONG32): Define.
24906 * configure.ac (use_gcc_stdint): Substitute.
24907 * configure: Regenerate.
24908 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24909 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24910 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24911 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24912 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24913 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24914 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24915 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24916 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24917 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24918 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24919 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24920 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24921 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24922 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24923 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24924 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24925 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24926 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24927 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24928 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24929 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24930 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24931 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24932 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24933 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24934 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24935 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24936 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24938 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24940 * loop-iv.c (suitable_set_for_replacement): Renamed from
24941 simplify_using_assignment; changed to return bool and to accept new
24942 args DEST and SRC. Return true iff we find a source/destination pair
24943 that can be used to make a replacement, and fill SRC and DEST if so.
24944 Remove arg ALTERED. Don't deal with altered regs here. All callers
24946 (simplify_using_initial_values): Deal with altered regs here and track
24947 more precisely the effect they have on the validity of our expression.
24949 * loop-iv.c (simplify_using_condition): A condition of the form
24950 (EQ REG CONST) can be used to simply make a substitution.
24951 (simplify_using_initial_values): Keep track of conditions we have seen
24952 and keep using them to simplify new expressions, while applying the
24953 same substitutions to them as to the expression.
24955 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24956 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24959 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24960 changed. Use this when trying to improve the upper bound.
24961 Generate the comparison by using simplify_gen_relational.
24963 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24965 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24967 (simplify_using_assignment, simplify_using_initial_values): Call
24968 replace_in_expr to make replacements. Call replace_single_def_regs
24969 once on the initial version of the expression.
24971 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24974 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24976 2009-03-31 Richard Guenther <rguenther@suse.de>
24978 PR middle-end/31029
24979 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24980 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24982 2009-03-31 Richard Guenther <rguenther@suse.de>
24984 * tree.h (div_if_zero_remainder): Declare.
24985 * fold-const.c (div_if_zero_remainder): Export.
24986 * tree-ssa-forwprop.c
24987 (forward_propagate_addr_into_variable_array_index): Handle
24988 constant array index addition outside of the variable index.
24990 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24993 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24994 define_splits, floatunssi<mode>2): Require x87 conversions from
24995 DImode to be permitted.
24997 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24999 PR preprocessor/15638
25000 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25002 2009-03-31 Richard Guenther <rguenther@suse.de>
25004 PR middle-end/23401
25005 PR middle-end/27810
25006 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25007 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25008 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25009 a separate statement.
25010 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25011 (lookup_tmp_var): Likewise.
25012 (is_gimple_formal_tmp_or_call_rhs): Remove.
25013 (is_gimple_reg_or_call_rhs): Rename to ...
25014 (is_gimple_reg_rhs_or_call): ... this.
25015 (is_gimple_mem_or_call_rhs): Rename to ...
25016 (is_gimple_mem_rhs_or_call): ... this.
25017 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25018 DECL_GIMPLE_REG_P only if is_formal is true.
25019 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25020 for non-proper post-modify expression gimplification.
25021 (gimplify_self_mod_expr): For post-modify expressions gimplify
25022 the lvalue to a minimal lvalue.
25023 (rhs_predicate_for): Remove formal temp case.
25024 (gimplify_modify_expr_rhs): Likewise.
25025 (gimplify_addr_expr): Use is_gimple_reg.
25026 (gimplify_expr): Remove formal temp cases.
25027 (gimple_regimplify_operands): Likewise.
25028 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25029 and FILTER_EXPR like constants.
25030 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25032 (is_gimple_formal_tmp_rhs): Remove.
25033 (is_gimple_reg_rhs): Remove special casing.
25034 (is_gimple_mem_rhs): Fix.
25035 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25036 (is_gimple_formal_tmp_var): Remove.
25037 (is_gimple_formal_tmp_reg): Likewise.
25038 (is_gimple_min_lval): Allow invariant component ref parts.
25039 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25040 is_gimple_formal_tmp_reg): Remove declarations.
25041 * tree-cfg.c (verify_expr): Verify that variables with address
25042 taken do not have DECL_GIMPLE_REG_P set.
25043 * tree-mudflap.c (mf_build_check_statement_for): Use
25044 force_gimple_operand instead of gimplify_expr.
25046 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
25048 * modulo-sched.c (sms_schedule_by_order): Pass the actual
25049 schedulable rows to compute_split_row.
25051 2009-03-31 Ben Elliston <bje@au.ibm.com>
25054 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
25057 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25059 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
25060 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
25061 * configure: Regenerate.
25062 * config.in: Regenerate.
25063 * config/rs6000/rs6000.opt (mtls-markers): Add.
25064 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
25065 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
25066 (tls_ld_aix, tls_ld_sysv): Likewise.
25067 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
25068 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
25070 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25072 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
25074 2009-03-30 Jan Hubicka <jh@suse.cz>
25076 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
25078 (tree_remove_unreachable_handlers): Cleanup EH predecestor
25079 detection and label handling.
25081 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25083 * ira-int.h (ira_allocno): Rename left_conflicts_num to
25084 left_conflicts_size.
25085 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
25086 ALLOCNO_LEFT_CONFLICTS_SIZE.
25088 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
25089 remove_allocno_from_bucket_and_push,
25090 allocno_spill_priority_compare, push_allocnos_to_stack,
25091 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25092 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
25093 (setup_allocno_left_conflicts_num): Ditto. Rename to
25094 setup_allocno_left_conflicts_size.
25095 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25096 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
25097 setup_allocno_left_conflicts_size instead of
25098 setup_allocno_left_conflicts_num.
25100 * ira-build.c (ira_create_allocno): Use
25101 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
25102 ALLOCNO_LEFT_CONFLICTS_NUM.
25104 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25106 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25107 instead of DF_LR_OUT.
25109 * ira-lives.c (process_bb_node_lives): Ditto.
25111 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25112 instead of DF_LR_{OUT,IN}.
25114 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25116 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25118 2009-03-30 Jan Hubicka <jh@suse.cz>
25120 * except.c (label_to_region_map): Fix thinko.
25122 2009-03-30 Steve Ellcey <sje@cup.hp.com>
25124 PR middle-end/38237
25125 * tree.h (tree_find_value): New declaration.
25126 * tree.c (tree_find_value): New function.
25127 * varasm.c (assemble_external): Avoid duplicate entries on lists.
25129 2009-03-30 Jakub Jelinek <jakub@redhat.com>
25132 * c-decl.c (struct c_binding): Add locus field.
25133 (bind): Add locus argument, set locus field from it.
25134 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
25135 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
25136 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
25137 implicitly_declare, undeclared_variable, lookup_label,
25138 declare_label, c_make_fname_decl, c_builtin_function,
25139 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
25142 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
25145 * config/i386/i386.c (classify_argument): Check total size of
25148 2009-03-30 Martin Jambor <mjambor@suse.cz>
25150 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
25151 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
25152 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
25155 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
25156 seen_variable_array_ref while also traversing a union.
25158 * tree-inline.c (optimize_inline_calls): Do not call
25159 cgraph_node_remove_callees.
25160 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
25161 (pass_remove_cgraph_callee_edges): New variable.
25162 * passes.c (init_optimization_passes): Add
25163 pass_remove_cgraph_callee_edges after early inlining and before all
25164 late intraprocedural passes.
25166 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
25168 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25170 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
25171 Fix typos in names.
25173 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25175 * combine.c (simplify_comparison): Use have_insn_for.
25176 * dojump.c (do_jump): Likewise.
25178 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25180 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
25181 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
25182 sparc_compare_op0 like sparc_compare_emitted used to be handled.
25183 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
25184 instead of sparc_compare_emitted.
25185 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
25186 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
25187 instead of sparc_compare_emitted.
25189 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25191 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
25192 enter/exit cfglayout mode.
25193 (pass_partition_block): Require it.
25194 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
25195 (combine_instructions): Track basic blocks instead of labels.
25196 (update_cfg_for_uncondjump): New.
25197 (try_combine): Use it. Update jumps after rescanning.
25198 (pass_combine): Require PROP_cfglayout.
25199 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
25201 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25203 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
25204 Provide/destroy PROP_cfglayout respectively.
25205 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
25206 * tree-pass.h (PROP_cfglayout): New.
25208 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25210 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25211 fold_convert_const_fixed_from_fixed,
25212 fold_convert_const_fixed_from_int,
25213 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25214 set TREE_CONSTANT_OVERFLOW.
25215 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25216 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25218 2009-03-30 Ira Rosen <irar@il.ibm.com>
25220 * tree-vect-loop-manip.c: New file.
25221 * tree-vectorizer.c: Update documentation and included files.
25222 (vect_loop_location): Make extern.
25223 (rename_use_op): Move to tree-vect-loop-manip.c
25224 (rename_variables_in_bb, rename_variables_in_loop,
25225 slpeel_update_phis_for_duplicate_loop,
25226 slpeel_update_phi_nodes_for_guard1,
25227 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25228 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25229 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25230 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25231 find_loop_location): Likewise.
25232 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25233 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25234 get_vectype_for_scalar_type, vect_is_simple_use,
25235 supportable_widening_operation, supportable_narrowing_operation):
25237 (bb_in_loop_p): Move to tree-vect-loop.c.
25238 (new_loop_vec_info, destroy_loop_vec_info,
25239 reduction_code_for_scalar_code, report_vect_op,
25240 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25241 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25242 (vect_supportable_dr_alignment): Likewise.
25243 * tree-vectorizer.h (tree-data-ref.h): Include.
25244 (vect_loop_location): Declare.
25245 Reorganize function declarations according to the new file structure.
25246 * tree-vect-loop.c: New file.
25247 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25248 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25249 * tree-vect-data-refs.c: New file.
25250 * tree-vect-patterns.c (timevar.h): Don't include.
25251 * tree-vect-stmts.c: New file.
25252 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25253 tree-vect-slp.c, tree-vect-loop.c.
25254 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25255 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25256 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25257 (tree-vect-analyze.o): Remove.
25258 (tree-vect-transform.o): Likewise.
25259 (tree-vect-data-refs.o): Add rule.
25260 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25261 tree-vect-slp.o): Likewise.
25262 (tree-vect-patterns.o): Remove redundant dependencies.
25263 (tree-vectorizer.o): Likewise.
25264 * tree-vect-slp.c: New file.
25266 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25268 * optc-gen.awk: Warn if an option flag has multiple different
25271 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25273 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25274 -floop-block): Document dependences on PPL, CLooG and Graphite.
25276 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25278 PR rtl-optimization/323
25279 * c-common.c (c_fully_fold, convert_and_check,
25280 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25281 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25282 * c-common.def (EXCESS_PRECISION_EXPR): New.
25283 * c-cppbuiltin.c (builtin_define_float_constants): Define
25284 constants with enough digits for long double.
25285 * c-lex.c (interpret_float): Interpret constant with excess
25286 precision where appropriate.
25287 * c-opts.c (c_common_post_options): Set
25288 flag_excess_precision_cmdline. Give an error for
25289 -fexcess-precision=standard for C++ for processors where the
25290 option is significant.
25291 * c-parser.c (c_parser_conditional_expression): Handle excess
25292 precision in condition.
25293 * c-typeck.c (convert_arguments): Handle arguments with excess
25295 (build_unary_op): Move excess precision outside operation.
25296 (build_conditional_expr): Likewise.
25297 (build_compound_expr): Likewise.
25298 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25299 (build_modify_expr): Handle excess precision in RHS.
25300 (convert_for_assignment): Handle excess precision in converted
25302 (digest_init, output_init_element, process_init_element): Handle
25303 excess precision in initializer.
25304 (c_finish_return): Handle excess precision in return value.
25305 (build_binary_op): Handle excess precision in operands and add
25306 excess precision as needed for operation.
25307 * common.opt (-fexcess-precision=): New option.
25308 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25309 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25310 For standard excess precision, output explicit conversion to and
25311 truncation from XFmode.
25312 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25313 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25314 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25315 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25316 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25317 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25318 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25319 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25320 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25321 define_splits, sqrt<mode>2): Disable where appropriate for
25322 standard excess precision.
25323 * convert.c (convert_to_real): Do not shorten arithmetic to type
25324 for which excess precision would be used.
25325 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25326 * doc/invoke.texi (-fexcess-precision=): Document option.
25327 (-mfpmath=): Correct index entry.
25328 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25329 flag_excess_precision): New.
25330 * langhooks.c (lhd_post_options): Set
25331 flag_excess_precision_cmdline.
25332 * opts.c (common_handle_option): Handle -fexcess-precision=.
25333 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25334 init_excess_precision): New.
25335 (lang_dependent_init_target): Call init_excess_precision.
25336 * tree.c (excess_precision_type): New.
25337 * tree.h (excess_precision_type): Declare.
25339 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25342 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25343 non-lvalue to component.
25345 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25347 PR preprocessor/34695
25348 * Makefile.in (c-opts.o): Depend on c-tree.h.
25349 * c-common.c: Move down include of diagnostic.h.
25350 (done_lexing, c_cpp_error): New.
25351 * c-common.h (done_lexing): Declare.
25352 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25354 * c-opts.c: Include c-tree.h.
25355 (c_common_init_options): Set preprocessor error callback.
25356 (c_common_handle_option): Do not set preprocessor
25357 inhibit_warnings, warnings_are_errors, warn_system_headers,
25358 pedantic_errors or inhibit_warnings flags.
25359 (c_common_post_options): Do not check cpp_errors (parse_in).
25360 (c_common_finish): Do not output dependencies if there were
25361 errors. Do not check return value of cpp_finish.
25362 * c-ppoutput.c (pp_file_change): Set input_location.
25363 * c-tree.h (c_cpp_error): Declare.
25364 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25366 (diagnostic_build_prefix): Check override_column.
25367 * diagnostic.h (diagnostic_info): Add override_column field.
25368 (diagnostic_override_column): Define.
25370 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25372 * c-common.c (c_expand_expr, c_staticp): Remove.
25373 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25374 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25375 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25376 * c-gimplify.c (gimplify_compound_literal_expr,
25377 optimize_compound_literals_in_ctor): Remove.
25378 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25379 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25380 * c-semantics.c (emit_local_var): Remove.
25382 * langhooks-def.h (lhd_expand_expr): Remove.
25383 * langhooks.c (lhd_expand_expr): Remove.
25384 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25386 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25387 handling from c-semantics.c; don't call into langhook.
25388 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25389 * gimplify.c (gimplify_compound_literal_expr,
25390 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25391 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25392 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25393 as was done in c-gimplify.c.
25394 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25395 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25396 Move from c-common.h.
25397 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25399 * tree.c (staticp): Do not call langhook.
25400 * langhooks.c (lhd_staticp): Delete.
25401 * langhooks-def.h (lhd_staticp): Delete prototype.
25402 (LANG_HOOKS_STATICP): Delete.
25403 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25405 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25406 instead of DECL_STMTs.
25408 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25416 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25418 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25419 contained expression.
25420 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25421 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25422 conditional expressions for C.
25423 (decl_constant_value_for_optimization): Move from
25424 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25425 whether optimizing and that the expression is a VAR_DECL not of
25426 array type instead of doing such checks in the caller. Do not
25427 check pedantic. Call gcc_unreachable for C++.
25428 * c-common.def (C_MAYBE_CONST_EXPR): New.
25429 * c-common.h (c_fully_fold, c_save_expr,
25430 decl_constant_value_for_optimization): New prototypes.
25431 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25432 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25433 EXPR_INT_CONST_OPERANDS): Define.
25434 * c-convert.c (convert): Strip nops from expression.
25435 * c-decl.c (groktypename): Take extra parameters expr and
25436 expr_const_operands. Update call to grokdeclarator.
25437 (start_decl): Update call to grokdeclarator. Add statement for
25438 expressions used in type of decl.
25439 (grokparm): Update call to grokdeclarator.
25440 (push_parm_decl): Update call to grokdeclarator.
25441 (build_compound_literal): Add parameter non_const and build a
25442 C_MAYBE_COSNT_EXPR if applicable.
25443 (grokdeclarator): Take extra parameters expr and
25444 expr_const_operands. Track expressions used in declaration
25445 specifiers and declarators. Fold array sizes and track whether
25446 they are constant expressions and whether they are integer
25447 constant expressions.
25448 (parser_xref_tag): Set expr and expr_const_operands fields in
25450 (grokfield): Update call to grokdeclarator.
25451 (start_function): Update call to grokdeclarator.
25452 (build_null_declspecs): Set expr and expr_const_operands fields in
25454 (declspecs_add_type): Handle expressions in typeof specifiers.
25455 * c-parser.c (c_parser_declspecs): Set expr and
25456 expr_const_operands fields for declaration specifiers.
25457 (c_parser_enum_specifier): Likewise.
25458 (c_parser_struct_or_union_specifier): Likewise.
25459 (c_parser_typeof_specifier): Likewise. Update call to
25460 groktypename. Fold expression as needed. Return expressions with
25461 type instead of adding statements.
25462 (c_parser_attributes): Update calls to c_parser_expr_list.
25463 (c_parser_statement_after_labels): Fold expression before passing
25464 to objc_build_throw_stmt.
25465 (c_parser_condition): Fold expression.
25466 (c_parser_asm_operands): Fold expression.
25467 (c_parser_conditional_expression): Use c_save_expr. Update call
25468 to build_conditional_expr.
25469 (c_parser_alignof_expression): Update call to groktypename.
25470 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25471 original_code. Fold expression argument of va_arg. Create
25472 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25473 argument to va_arg. Update calls to groktypename. Fold array
25474 index for offsetof. Verify that first argument to
25475 __builtin_choose_expr has integer type.
25476 (c_parser_postfix_expression_after_paren_type): Update calls to
25477 groktypename and build_compound_literal. Handle expressions with
25478 side effects in type name.
25479 (c_parser_postfix_expression_after_primary): Update call to
25480 c_parser_expr_list. Set original_code for calls to
25481 __builtin_constant_p.
25482 (c_parser_expr_list): Take extra parameter fold_p. Fold
25483 expressions if requested.
25484 (c_parser_objc_type_name): Update call to groktypename.
25485 (c_parser_objc_synchronized_statement): Fold expression.
25486 (c_parser_objc_receiver): Fold expression.
25487 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25488 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25489 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25490 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25491 (struct c_typespec): Add elements expr and expr_const_operands.
25492 (struct c_declspecs): Add elements expr and expr_const_operands.
25493 (groktypename, build_conditional_expr, build_compound_literal):
25495 (in_late_binary_op): Declare.
25496 * c-typeck.c (note_integer_operands): New function.
25497 (in_late_binary_op): New variable.
25498 (decl_constant_value_for_broken_optimization): Move to c-common.c
25499 and rename to decl_constant_value_for_optimization.
25500 (default_function_array_conversion): Do not strip nops.
25501 (default_conversion): Do not call
25502 decl_constant_value_for_broken_optimization.
25503 (build_array_ref): Do not fold result.
25504 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25505 result when operand is a VLA.
25506 (c_expr_sizeof_type): Update call to groktypename. Handle
25507 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25508 result when operand names a VLA type.
25509 (build_function_call): Update call to build_compound_literal.
25510 Only fold result for calls to __builtin_* functions. Strip
25511 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25512 the function designator.
25513 (convert_arguments): Fold arguments. Update call to
25514 convert_for_assignment.
25515 (build_unary_op): Handle increment and decrement of
25516 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25517 decrement earlier. Fold operand of increment and decrement.
25518 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25519 built for integer operand. Wrap returns that are INTEGER_CSTs
25520 without being integer constant expressions or that have integer
25521 constant operands without being INTEGER_CSTs.
25522 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25523 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25524 result is an integer constant expression or can be used in
25525 unevaluated parts of one and avoid folding and wrap as
25526 appropriate. Fold operands before possibly doing -Wsign-compare
25528 (build_compound_expr): Wrap result for C99 if operands can be used
25529 in integer constant expressions.
25530 (build_c_cast): Update call to digest_init. Do not ignore
25531 overflow from casting floating-point constants to integers. Wrap
25532 results that could be confused with integer constant expressions,
25533 null pointer constants or floating-point constants.
25534 (c_cast_expr): Update call to groktypename. Handle expressions
25535 included in type name.
25536 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25537 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25538 Update calls to convert_for_assignment.
25539 (convert_for_assignment): Take new parameter
25540 null_pointer_constant. Do not strip nops or call
25541 decl_constant_value_for_broken_optimization. Set
25542 in_late_binary_op for conversions to boolean.
25543 (store_init_value): Update call to digest_init.
25544 (digest_init): Take new parameter null_pointer_constant. Do not
25545 call decl_constant_value_for_broken_optimization. pedwarn for
25546 initializers not constant expressions. Update calls to
25547 convert_for_assignment.
25548 (constructor_nonconst): New.
25549 (struct constructor_stack): Add nonconst element.
25550 (really_start_incremental_init, push_init_level, pop_init_level):
25551 Handle constructor_nonconst and nonconst element.
25552 (set_init_index): Call constant_expression_warning for array
25554 (output_init_element): Fold value. Set constructor_nonconst as
25555 applicable. pedwarn for initializers not constant expressions.
25556 Update call to digest_init. Call constant_expression_warning
25557 where constant initializers are required.
25558 (process_init_element): Use c_save_expr.
25559 (c_finish_goto_ptr): Fold expression.
25560 (c_finish_return): Fold return value. Update call to
25561 convert_for_assignment.
25562 (c_start_case): Fold switch expression.
25563 (c_process_expr_stmt): Fold expression.
25564 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25565 ensure statement expression is not evaluated in constant expression.
25566 (build_binary_op): Track whether results are integer constant
25567 expressions or may occur in such, disable folding and wrap results
25568 as applicable. Fold operands for -Wsign-compare warnings unless
25570 (c_objc_common_truthvalue_conversion): Handle results folded to
25571 integer constants that are not integer constant expressions.
25572 * doc/extend.texi: Document when typeof operands are evaluated,
25573 that condition of __builtin_choose_expr is an integer constant
25574 expression, and more about use of __builtin_constant_p in
25577 2009-03-29 Richard Guenther <rguenther@suse.de>
25579 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25580 propagate addresses of array references.
25582 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25584 * regmove.c (perhaps_ends_bb_p): Remove.
25585 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25586 from INSN and check that the main loop stays within that basic block.
25587 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25588 (regmove_forward_pass): Split out from regmove_optimize. Use
25589 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25590 (regmove_backward_pass): Split out from regmove_optimize. Use
25591 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25592 (regmove_optimize): Simplify.
25594 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25597 * config/i386/i386.c (classify_argument): Ignore flexible array
25598 member in struct and warn ABI change.
25600 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25602 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25604 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25605 (ix86_adjust_cost): Updated.
25607 2009-03-29 Jan Hubicka <jh@suse.cz>
25609 PR middle-end/28850
25610 * tree-pass.h (pass_cleanup_eh): New function.
25611 (remove_unreachable_regions): Break code handling RTL
25612 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25613 that can not be reached by runtime.
25614 (can_be_reached_by_runtime): New function.
25615 (label_to_region_map): New function.
25616 (num_eh_regions): New function.
25617 (rtl_remove_unreachable_regions): New function.
25618 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25619 (remove_eh_region): New function.
25620 * except.h: Include sbitmap and vecprim.
25621 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25622 num_eh_regions): Declare.
25623 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25624 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25625 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25626 (tree_empty_eh_handler_p): New function.
25627 (cleanup_empty_eh): New function.
25628 (cleanup_eh): New function.
25629 (pass_cleanup_eh): New function.
25631 2009-03-29 Jan Hubicka <jh@suse.cz>
25633 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25634 for removed regions.
25636 2009-03-29 Jan Hubicka <jh@suse.cz>
25638 * except.c (dump_eh_tree): Dump all datastructures.
25640 2009-03-29 Jan Hubicka <jh@suse.cz>
25642 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25643 (duplicate_eh_regions_1): Likewise.
25644 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25645 vector; call EH verification.
25646 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25647 Be ready for region being removed.
25649 2009-03-29 Jan Hubicka <jh@suse.cz>
25651 * bitmap.c (bitmap_last_set_bit): New function.
25652 * bitmap.h (bitmap_last_set_bit): Declare.
25654 2009-03-29 David Ayers <ayers@fsfe.org>
25657 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25658 by calling objc_compare_types and surpress warnings about
25659 incompatible C pointers that are compatible ObjC pointers.
25661 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25663 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25664 call initialize_inline_failed.
25665 (initialize_inline_failed): Move it from here ...
25666 * cgraph.c (initialize_inline_failed): ... to here.
25667 (cgraph_create_edge): Call initialize_inline_failed rather than
25668 setting inline_failed directly.
25670 2009-03-29 Ben Elliston <bje@au.ibm.com>
25673 * sysv4.opt (msdata): Improve comment.
25674 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25675 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25677 2009-03-29 Ben Elliston <bje@au.ibm.com>
25680 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25681 load and store attributes.
25683 2009-03-29 Ben Elliston <bje@au.ibm.com>
25685 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25686 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25687 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25688 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25689 __builtin_infq and __builtin_huge_valq.
25691 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25693 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25695 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25696 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25698 2009-03-28 Xinliang David Li <davidxl@google.com>
25700 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25701 (do_dbg_cnt): New function.
25703 2009-03-28 Jan Hubicka <jh@suse.cz>
25705 Merge from pretty-ipa:
25707 2009-03-27 Jan Hubicka <jh@suse.cz>
25709 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25710 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25711 * passes.c (function_called_by_processed_nodes_p): New.
25712 * ipa-pure-const.c (check_call): Fix handling of operands.
25713 (analyze_function): Dump debug output for skipped bodies.
25714 (local_pure_const): Use function_called_by_processed_nodes_p.
25715 * dwarf2out.c (reference_to_unused): Use output.
25716 * passes.c (do_per_function_toporder): Likewise.
25718 2008-11-12 Jan Hubicka <jh@suse.cz>
25720 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25721 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25722 state_set_in_source enum
25723 (check_decl): Ignore memory tags; do not set fake looping flags;
25725 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25726 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25727 (check_call, analyze_function): Rewrite.
25729 (add_new_function): Update call of analyze_function.
25730 (generate_summary): Add call of analyze_function.
25731 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25732 (local_pure_const): New function.
25733 (pass_local_pure_const): New pass.
25734 * ipa-inline.c (inline_transform): Set after_inlining.
25735 * tree-eh.c (stmt_can_throw_external): New.
25736 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25737 work with aliasing built.
25738 * tree-flow.h (stmt_can_throw_external): New.
25739 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25740 and local pure/const pass in early and late optimization queue.
25742 2009-03-28 Martin Jambor <mjambor@suse.cz>
25744 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25746 (fold_binary): Allow function decl aligment consideration is the
25747 second argument is integer constant one.
25748 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25749 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25750 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25752 2009-03-28 Jan Hubicka <jh@suse.cz>
25754 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25755 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25756 * function.h (rtl_data): Add nothrow flag.
25757 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25758 set DECL_NOTHROW for AVAILABLE functions.
25760 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25762 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25763 following vector keyword has expansion starting with pixel or bool
25764 keyword, expand vector to __vector and pixel or bool to __pixel or
25768 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25769 warn_if_disallowed_function_p): Removed.
25770 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25771 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25772 warning_if_disallowed_function_p.
25773 * flags.h (warn_if_disallowed_function_p,
25774 warn_disallowed_functions): Removed.
25775 * common.opt (Wdisallowed-function-list=): Removed.
25776 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25778 2009-03-28 Richard Guenther <rguenther@suse.de>
25780 PR tree-optimization/38723
25781 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25784 2009-03-28 Jan Hubicka <jh@suse.cz>
25786 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25787 test introduced by my previous patch.
25789 2009-03-28 Richard Guenther <rguenther@suse.de>
25791 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25792 the PHIs value undefined.
25794 2009-03-28 Jan Hubicka <jh@suse.cz>
25796 * tree-pass.h (pass_fixup_cfg): New pass.
25797 * ipa-inline.c (inline_transform): Set
25798 always_inline_functions_inlined/after_inlining.
25799 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25800 (pass_fixup_cfg): New pass.
25801 * passes.c (init_optimization_passes): Add fixup_cfg.
25803 2009-03-28 Richard Guenther <rguenther@suse.de>
25805 PR tree-optimization/38458
25806 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25807 argument use the arguments copy-of value.
25809 2009-03-28 Richard Guenther <rguenther@suse.de>
25811 PR tree-optimization/38180
25812 * tree-ssa-ccp.c (get_default_value): Simplify.
25813 (likely_value): Likewise.
25814 (surely_varying_stmt_p): Properly handle VOP case.
25815 (ccp_initialize): Likewise.
25816 (ccp_fold): Handle propagating through *&.
25817 (fold_const_aggregate_ref): Also handle decls.
25819 2009-03-28 Jan Hubicka <jh@suse.cz>
25821 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25822 * cgraph.h (cgraph_node): Likewise.
25823 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25824 (cgraph_reset_node): Use process flag.
25825 (cgraph_mark_functions_to_output): Likewise.
25826 (cgraph_expand_function): Likewise.
25827 (cgraph_expand_all_functions): Likewise.
25828 (cgraph_output_in_order): Likewise.
25829 * dwarf2out.c (reference_to_unused): Likewise.
25830 * passes.c do_per_function_toporder): Likewise.
25832 2009-03-28 Jan Hubicka <jh@suse.cz>
25834 Bring from lto-branch:
25836 2008-09-03 Doug Kwan <dougkwan@google.com>
25838 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25839 enums instead of reason strings.
25840 * cgraph.c (cgraph_create_edge): Same.
25841 (cgraph_inline_failed_string): New function.
25842 * cgraph.h (cgraph_inline_failed_t): New enum type.
25843 (cgraph_inline_failed_string): New prototype.
25844 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25845 char pointer to cgraph_inline_failed_t.
25846 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25847 (cgraph_default_inline_p): Ditto.
25848 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25849 to cgraph_inline_failed_t pointer.
25850 * cif-code.def: New file.
25851 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25853 (cgraph_check_inline_limits): Change type of REASON to pointer to
25854 cgraph_inline_failed_t. Replace reason strings with enums.
25855 (cgraph_default_inline_p): Ditto.
25856 (cgraph_recursive_inlining_p): Ditto.
25857 (update_caller_keys): Change type of FAILED_REASON to
25858 cgraph_inline_failed_t.
25859 (cgraph_set_inline_failed): Change type of REASON to pointer to
25860 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25861 convert enums to strings for text output.
25862 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25863 to be of type cgraph_inline_failed_t. Replace reason strings with
25864 enums. Call cgraph_inline_failed_string to covert enums
25865 to strings for text output.
25866 (cgraph_decide_inlining): Replace reason strings with enums.
25867 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25868 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25870 * tree-inline.c (expand_call_inline): Change type of REASON
25871 to cgraph_inline_failed_t. Replace reason strings with enums.
25872 Call cgraph_inline_failed_string for text output.
25873 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25876 2009-03-28 Jan Hubicka <jh@suse.cz>
25878 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25879 cgraph_clone_node): Remove master clone handling.
25880 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25881 * cgraph.h (master_clone): Remove.
25882 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25883 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25884 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25886 2009-03-28 Jan Hubicka <jh@suse.cz>
25888 * cgraph.c (cgraph_function_body_availability): Functions declared
25889 inline are always safe to assume that it is not going to be replaced.
25891 2009-03-28 Richard Guenther <rguenther@suse.de>
25893 PR tree-optimization/38513
25894 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25895 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25896 EXC_PTR_EXPR and FILTER_EXPR.
25897 (get_ref_from_reference_ops): Likewise.
25899 2009-03-28 Richard Guenther <rguenther@suse.de>
25901 PR tree-optimization/38968
25902 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25903 Use FLOOR_MOD_EXPR to compute misalignment.
25905 2009-03-28 Richard Guenther <rguenther@suse.de>
25907 PR tree-optimization/37795
25908 * tree.h (combine_comparisons): Declare.
25909 * fold-const.c (combine_comparisons): Export.
25910 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25912 (ifcombine_iforif): Use combine_comparisons.
25914 2009-03-28 Jan Hubicka <jh@suse.cz>
25916 * tree-eh.c (inlinable_call_p): New function.
25917 (make_eh_edges): Use it.
25918 (verify_eh_edges): Use it.
25919 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25920 * except.c (reachable_next_level): Add inlinable_function argument
25921 (sjlj_find_directly_reachable_regions): Update.
25922 (add_reachable_handler): Do not set saw_any_handlers.
25923 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25924 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25925 Add new inlinable call parameter.
25926 (can_throw_internal, can_throw_external): Update.
25927 * except.h (can_throw_internal_1, can_throw_external_1,
25928 foreach_reachable_handler): Update declaration.
25930 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25932 * config/arm/t-arm-coff, config/h8300/coff.h,
25933 config/i386/i386-aout.h, config/i386/i386-coff.h,
25934 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25935 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25936 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25937 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25938 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25939 sys-types.h: Remove.
25940 * Makefile.in: Remove protoize and fixproto support and references
25942 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25943 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25945 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25946 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25947 unprotoize$(exeext).
25948 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25949 (.PHONY): Don't depend on proto.
25950 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25951 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25952 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25953 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25954 build/gen-protos.o, build/scan.o, xsys-protos.h,
25955 build/fix-header$(build_exeext), build/fix-header.o,
25956 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25957 stmp-install-fixproto): Remove.
25958 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25959 SYSCALLS.c or fixproto files.
25960 (install-common): Don't install protoize.
25961 (install-headers-tar, install-headers-cpio, install-headers-cp):
25962 Don't depend on $(STMP_FIXPROTO).
25963 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25964 install fixproto files or write out fixproto settings.
25965 (uninstall): Don't uninstall protoize.
25966 * config.gcc (use_fixproto): Remove.
25967 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25968 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25969 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25970 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25971 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25972 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25973 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25974 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25975 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25976 * config/t-vxworks (STMP_FIXPROTO): Remove.
25977 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25978 STMP_FIXPROTO): Remove.
25979 * config.in, configure: Regenerate.
25980 * crtstuff.c (gid_t, uid_t): Don't undefine.
25981 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25982 (arm-*-coff, arm-*-aout: Remove target entries.
25983 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25984 Remove mention of AIX 4.1.
25985 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25986 * doc/invoke.texi (Running Protoize): Remove.
25987 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25988 (Protoize Caveats): Remove.
25989 * tsystem.h: Update comments on headers assumed to exist.
25991 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25993 * genautomata.c: Add a new year to the copyright. Add a new
25995 (struct insn_reserv_decl): Add comments for member bypass_list.
25996 (find_bypass): Remove.
25997 (insert_bypass): New.
25998 (process_decls): Use insert_bypass.
25999 (output_internal_insn_latency_func): Output all bypasses with the
26000 same input insn in one switch case.
26002 * rtl.def (define_bypass): Describe bypass choice.
26003 * doc/md.texi (define_bypass): Ditto.
26005 2009-03-27 Richard Guenther <rguenther@suse.de>
26007 * gimplify.c (mark_addressable): Export.
26008 * tree-flow.h (mark_addressable): Declare.
26009 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26010 * tree-ssa.c (verify_phi_args): Verify that address taken
26011 variables have TREE_ADDRESSABLE set.
26013 2009-03-27 Richard Guenther <rguenther@suse.de>
26015 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26016 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26017 Do not mark decls TREE_ADDRESSABLE.
26018 (build_fold_addr_expr): Adjust.
26019 (fold_addr_expr): Remove.
26020 (fold_unary): Use build_fold_addr_expr.
26021 (fold_comparison): Likewise.
26022 (split_address_to_core_and_offset): Likewise.
26023 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26025 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26026 (gimplify_modify_expr_to_memcpy): Mark source and destination
26028 * omp-low.c (create_omp_child_function): Mark the object decl
26030 (lower_rec_input_clauses): Mark the var we take the address of
26032 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26034 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26036 PR middle-end/39315
26037 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26038 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26040 2009-03-27 Richard Guenther <rguenther@suse.de>
26042 PR tree-optimization/39120
26043 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26045 (handle_lhs_call): Process return constraints. Add escape
26046 constraints if necessary.
26047 (handle_const_call): Fill out return constraints. Make nested
26048 case more precise. Avoid consttmp if possible.
26049 (handle_pure_call): Fill out return constraints. Avoid
26050 callused if possible.
26051 (find_func_aliases): Simplify call handling.
26053 2009-03-27 Richard Guenther <rguenther@suse.de>
26055 PR tree-optimization/39120
26056 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
26057 as a representative.
26058 (solve_graph): Do propagate CALLUSED.
26059 (handle_pure_call): Use a scalar constraint from CALLUSED for
26061 (find_what_p_points_to): CALLUSED shall not appear in poins-to
26064 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26067 * c-common.c (handle_aligned_attribute): Properly check alignment
26068 overflow. Use (1U << i) instead of (1 << i).
26070 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
26072 * expr.h (get_mem_align_offset): Updated.
26074 * tree.h (tree_decl_common): Change align to "unsigned int" and
26075 move it before pointer_alias_set.
26077 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26078 Jakub Jelinek <jakub@redhat.com>
26081 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
26082 gr_register_operand with gr_reg_or_0_operand.
26083 (cmpxchg_rel_di): Likewise.
26084 (sync_lock_test_and_set<mode>): Likewise.
26086 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26088 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
26089 (true_regnum): Likewise.
26091 * rtlanal.c (subreg_info): Moved to ...
26092 * rtl.h (subreg_info): Here. New.
26093 (subreg_get_info): New.
26095 * rtlanal.c (subreg_get_info): Make it extern.
26097 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26100 * config/i386/i386.c (ix86_abi): New.
26101 (override_options): Handle -mabi=.
26102 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
26103 (ix86_call_abi_override): Likewise.
26104 (init_cumulative_args): Likewise.
26105 (function_arg_advance): Likewise.
26106 (function_arg_64): Likewise.
26107 (function_arg): Likewise.
26108 (ix86_pass_by_reference): Likewise.
26109 (ix86_function_value_regno_p): Likewise.
26110 (ix86_build_builtin_va_list_abi): Likewise.
26111 (setup_incoming_varargs_64): Likewise.
26112 (is_va_list_char_pointer): Likewise.
26113 (ix86_init_machine_status): Likewise.
26114 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
26115 (ix86_function_type_abi): Return enum calling_abi. Rewrite
26116 for 64bit. Replace DEFAULT_ABI with ix86_abi.
26117 (ix86_function_abi): Make it static and return enum calling_abi.
26118 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
26120 (ix86_fn_abi_va_list): Updated.
26122 * config/i386/i386.h (ix86_abi): New.
26123 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
26124 (CONDITIONAL_REGISTER_USAGE): Likewise.
26125 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
26126 (machine_function): Likewise.
26128 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
26130 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
26131 (STACK_BOUNDARY): Likewise.
26132 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
26134 * config/i386/i386.opt (mabi=): New.
26136 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
26137 return enum calling_abi.
26138 (ix86_function_type_abi): Likewise.
26139 (ix86_function_abi): Removed.
26141 * doc/invoke.texi: Document -mabi= option for x86.
26143 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26145 * builtins.c (real_dconstp): Delete.
26146 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
26148 2009-03-27 Dodji Seketeli <dodji@redhat.com>
26149 Jakub Jelinek <jakub@redhat.com>
26152 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
26153 (gen_subprogram_die): When a function is explicit, generate the
26154 DW_AT_explicit attribute.
26155 * langhooks.h (struct lang_hooks_for_decls): Add
26156 function_decl_explicit_p langhook.
26157 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
26158 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
26160 2009-03-27 Jakub Jelinek <jakub@redhat.com>
26162 * builtins.c (fold_builtin_memory_op): Optimize memmove
26163 into memcpy if we can prove source and destination don't overlap.
26165 * tree-inline.c: Include gt-tree-inline.h.
26166 (clone_fn_id_num): New variable.
26167 (clone_function_name): New function.
26168 (tree_function_versioning): Use it.
26169 * Makefile.in (GTFILES): Add tree-inline.c.
26171 2009-03-27 Mark Mitchell <mark@codesourcery.com>
26173 * BASE-VER: Change to 4.5.0.
26175 2009-03-27 Xinliang David Li <davidxl@google.com>
26177 PR tree-optimization/39557
26178 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
26180 2009-03-27 Xinliang David Li <davidxl@google.com>
26182 PR tree-optimization/39548
26183 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
26186 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26188 * c-common.c (pointer_int_sum): Use %wd on return from
26191 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26193 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
26194 on return from tree_low_cst.
26196 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
26199 * ginclude/stdarg.h (va_copy): Define also for
26200 __GXX_EXPERIMENTAL_CXX0X__.
26202 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26205 * builtins.h (c_strlen): Do not warn here.
26206 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
26207 * c-common.c (pointer_int_sum): Take an explicit location.
26208 Warn about offsets out of bounds.
26209 * c-common.h (pointer_int_sum): Adjust declaration.
26211 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26213 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26216 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26219 * opts.c (warn_if_disallowed_function_p): Don't assume
26220 get_callee_fndecl must return non-NULL.
26222 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26224 PR rtl-optimization/39522
26225 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26226 when reg_reloaded_valid is set.
26228 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26230 * config/spu/divv2df3.c: New file.
26231 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26232 (DPBIT_FUNCS): Filter out _div_df.
26234 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26236 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26237 a jump insn, count that jump in the distance to the loop start.
26239 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26242 * config/sh/sh.c (calc_live_regs): Fix condition for global
26243 registers except PIC_OFFSET_TABLE_REGNUM.
26245 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26248 * doc/invoke.texi (-mconsole): New.
26250 (-mno-cygwin): New.
26252 (-mnop-fun-dllimport): New.
26256 (sub section "i386 and x86-64 Windows Options"): New.
26258 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26260 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26261 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26263 2009-03-25 Richard Guenther <rguenther@suse.de>
26265 PR middle-end/39497
26266 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26269 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26271 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26272 neither of haifa/selective schedulers are working.
26274 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26276 * doc/invoke.texi (Debugging Options): Fix description of
26277 -fno-merge-debug-strings.
26279 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26281 * config/cris/libgcc.ver: New version-script.
26282 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26284 * configure.ac <GAS features, nop mnemonic>: Add pattern
26285 crisv32-*-* for "nop".
26286 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26287 * configure: Regenerate.
26289 2009-03-24 Ira Rosen <irar@il.ibm.com>
26291 PR tree-optimization/39529
26292 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26293 mark_sym_for_renaming for the tag copied to the new vector
26296 2009-03-24 Arthur Loiret <aloiret@debian.org>
26298 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26299 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26300 EXTRA_SPEC_FUNCTIONS.
26301 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26302 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26303 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26304 -march and -mtune options.
26306 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26308 * config/m68k/t-rtems: Add m5329 multilib.
26310 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26311 Jakub Jelinek <jakub@redhat.com>
26314 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26317 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26320 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26321 instead of c_parser_expression_conv, if original_code isn't one of the
26322 4 allowed comparison codes, fail.
26324 2009-03-23 Richard Guenther <rguenther@suse.de>
26326 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26327 * tree.h (struct tree_type): Likewise.
26328 * reload.h (struct insn_chain): Likewise.
26329 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26330 * function.h (struct function): Likewise.
26331 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26333 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26335 PR tree-optimization/39516
26336 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26338 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26340 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26341 should be set true if BITS_PER_WORD of target is bigger than 32
26343 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26345 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26346 Translate -B-options to -rpath-link. Correct existing
26347 rpath-link and conditionalize on !nostdlib.
26349 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26351 * doc/extend.texi (Function Attributes, Variable Attributes):
26353 * doc/invoke.texi (Debugging Options, Optimize Options)
26354 (i386 and x86-64 Options, MCore Options): Likewise.
26356 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26359 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26360 it for block local namespace aliases.
26361 (gen_decl_die): Pass context_die to gen_namespace_die.
26363 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26366 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26367 minimum or maximum value.
26369 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26371 * reginfo.c (globalize_reg): Recompute derived reg sets.
26373 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26376 * libgcc2.c (mprotect): Do not use signed arguments for
26377 VirtualProtect, use DWORD arguments. Also fix the 'may
26378 be used uninitialized' warning for the np variable.
26380 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26383 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26384 functions using regparm calling conventions when not optimizing.
26385 (ix86_function_sseregparm): Similarly for sseregparm calling
26388 2009-03-19 Li Feng <nemokingdom@gmail.com>
26390 PR middle-end/39500
26391 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26392 dependence if the first conflict is after niter iterations.
26394 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26396 PR middle-end/38609
26397 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26398 functions with dynamic stack-pointer adjustments.
26400 2009-03-19 Ben Elliston <bje@au.ibm.com>
26402 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26403 option; change to -msdata=data.
26405 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26407 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26410 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26413 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26415 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26417 * doc/invoke.texi (Code Gen Options): Expand discussion of
26420 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26422 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26423 * matrix-reorg.c (struct matrix_info): Likewise.
26424 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26425 * rtl.h (struct mem_attrs): Likewise.
26426 * df.h (struct df): Likewise.
26427 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26428 * ira-int.h (struct ira_allocno): Likewise.
26429 * df-scan.c (struct df_collection_rec): Likewise.
26430 * ira.c (struct equivalence): Likewise.
26431 * function.c (struct temp_slot): Likewise.
26432 * cfgloop.h (struct loop): Likewise.
26435 * function.c (use_register_for_decl): When not optimizing, disregard
26436 register keyword for variables with types containing methods.
26438 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26440 PR middle-end/39447
26441 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26442 (is_simple_operand): Call contains_component_ref_p before calling data
26443 reference analysis that would fail on COMPONENT_REFs.
26445 * tree-vrp.c (search_for_addr_array): Fix formatting.
26447 2009-03-18 Richard Guenther <rguenther@suse.de>
26449 * tree-vect-transform.c (vect_loop_versioning): Fold the
26450 generated comparisons.
26451 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26452 (slpeel_tree_peel_loop_to_edge): Likewise.
26454 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26456 PR middle-end/37805
26457 * opts.c (print_specific_help): In addition to `undocumented',
26458 accept `separate' and `joined' flags if passed alone. Describe
26459 output by the first matched one of those.
26460 (common_handle_option): Skip over empty strings.
26461 * gcc.c (display_help): Fix help string for `--help='.
26462 * doc/invoke.texi (Option Summary, Overall Options): With
26463 `--help=', classes and qualifiers can both be repeated, but
26464 only the latter can be negated. One should not pass only
26465 negated qualifiers. Fix markup and examples.
26468 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26469 PR middle-end/37805
26470 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26471 and -fhelp=separate.
26473 2009-03-17 Jing Yu <jingyu@google.com>
26475 PR middle-end/39378
26476 * function.h (struct rtl_data): Move is_thunk from here...
26477 (struct function): ...to here.
26478 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26479 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26481 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26483 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26484 (alpha_output_function_end_prologue): Likewise.
26485 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26486 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26487 (rs6000_output_function_epilogue): Likewise.
26488 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26490 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26493 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26494 from different units in a single alternative.
26495 (*truncdfsf_i387): Ditto.
26496 (*truncxfsf2_mixed): Ditto.
26497 (*truncxfdf2_mixed): Ditto.
26499 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26501 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26502 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26505 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26506 unused non-artificial variables when not optimizing.
26509 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26510 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26511 NAMESPACE_DECL in its DECL_INITIAL.
26513 PR middle-end/39443
26514 * optabs.c (set_user_assembler_libfunc): New function.
26515 * expr.h (set_user_assembler_libfunc): New prototype.
26516 * c-common.c: Include libfuncs.h.
26517 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26518 for memcmp, memset, memcpy, memmove and abort.
26519 * Makefile.in (c-common.o): Depend on libfuncs.h.
26522 * dwarf2out.c (gen_inlined_enumeration_type_die,
26523 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26524 gen_tagged_type_instantiation_die): Removed.
26525 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26528 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26531 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26533 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26534 (check-parallel-%): Ditto.
26535 (check-consistency): Ditto.
26537 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26539 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26540 local variable rhs by NULL_TREE.
26542 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26545 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26547 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26550 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26552 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26555 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26556 for ms->sysv ABI calls only in 64bit mode.
26558 * config/i386/i386.md (untyped_call): Support 32bit.
26560 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26562 * doc/extend.texi: Replace x86_65 with x86_64.
26564 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26566 PR tree-optimization/39455
26567 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26568 mismatches for POINTER_TYPE_P (type).
26569 (number_of_iterations_le): Likewise.
26571 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26573 * config/picochip/picochip.c: Removed profiling support.
26574 * config/picochip/picochip.md: Removed profiling instruction.
26575 * config/picochip/picochip.h: Removed profiling builtin.
26577 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26579 * doc/install.texi (--with-host-libstdcxx): Document.
26581 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26584 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26585 generate a warning if the function name does not begin with
26586 "__vector" and the function has either the 'signal' or 'interrupt'
26587 attribute, from here to ...
26588 (avr_declare_function_name): ...here. New function.
26589 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26590 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26592 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26595 * cse.c (fold_rtx): Don't modify original const_arg1 when
26596 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26597 separate variable instead.
26598 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26599 from out of range shift counts.
26600 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26602 2009-03-13 Catherine Moore <clm@codesourcery.com>
26604 * config/i386/x-mingw32 (host-mingw32.o): Replace
26605 diagnostic.h with $(DIAGNOSTIC_H).
26607 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26610 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26612 * config/i386/sync.md (sync_compare_and_swap<mode>,
26613 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26614 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26616 (sync_double_compare_and_swapdi_pic,
26617 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26618 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26620 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26623 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26625 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26628 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26629 (avx_addsubv4df3): Likewise.
26630 (*avx_addsubv4sf3): Likewise.
26631 (sse3_addsubv4sf3): Likewise.
26633 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26636 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26638 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26641 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26642 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26643 registers for allocnos created from user-defined variables.
26645 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26648 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26649 of non-integer mode as well.
26651 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26653 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26654 for functions for which the parameter types are unknown.
26656 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26659 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26660 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26661 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26662 * config/i386/i386.c (ix86_local_alignment): For
26663 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26664 long long variables on the stack to avoid dynamic realignment.
26665 Allow the first argument to be a decl rather than type.
26666 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26668 2009-03-11 Nick Clifton <nickc@redhat.com>
26671 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26673 Add description to mno-lsim option.
26674 * config/mcore/mcore.h: Remove comment about deprecated m4align
26676 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26677 * doc/invoke.texi: Add description of mno-lsim and
26678 mstack-increment options.
26680 * config/fr30/fr30.opt: Document the -mno-lsim option.
26681 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26682 and -mno-lsim options.
26684 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26686 * fold-const.c (fold_comparison): Only call fold_inf_compare
26687 if the mode supports infinities.
26689 2009-03-11 Jason Merrill <jason@redhat.com>
26692 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26693 end already did. Notice GIMPLE_CALL modifications of the result.
26694 Don't copy debug information from an ignored decl or a decl from
26697 2009-03-10 Richard Guenther <rguenther@suse.de>
26698 Nathan Froyd <froydnj@codesourcery.com>
26700 PR middle-end/37850
26701 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26702 (__divMODE3): Likewise.
26704 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26706 PR tree-optimization/39394
26707 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26708 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26710 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26712 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26713 inline asms for register asm ("") declarations.
26715 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26717 * fold-const.c (fold_unary): Fix comment.
26719 2009-03-07 Jan Hubicka <jh@suse.cz>
26722 * tree-inline.c (setup_one_parameter): Do replacement of const
26723 argument by constant in SSA form.
26725 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26727 PR middle-end/38028
26728 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26729 determine alignment passed to assign_stack_local.
26730 (assign_parms_unsplit_complex): Likewise.
26731 * except.c (sjlj_build_landing_pads): Likewise.
26733 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26735 PR middle-end/39360
26736 * tree-flow.h (add_referenced_var): Return bool instead of void.
26737 * tree-dfa.c (add_referenced_var): Return result of
26738 referenced_var_check_and_insert call.
26739 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26740 of referenced_var_check_and_insert.
26743 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26744 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26745 DIE, don't emit it if abstract origin already has it.
26746 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26747 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26749 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26751 * genpreds.c (needs_variable): Fix parentheses at variable name
26753 (write_tm_constrs_h): Indent generated code.
26755 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26757 * doc/extend.texi (Function Attributes): Add documentation
26758 for isr attributes.
26760 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26763 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26764 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26766 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26768 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26771 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26774 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26775 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26777 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26779 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26780 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26781 constants instead of magic numbers.
26782 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26784 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26785 (x86_64_ms_abi_int_parameter_registers): Ditto.
26786 (x86_64_int_return_registers): Ditto.
26787 (ix86_maybe_switch_abi): Ditto.
26788 (ix86_expand_call): Ditto for clobbered_registers array.
26789 (ix86_hard_regno_mode_ok): Ditto.
26790 (x86_extended_QIreg_mentioned_p): Ditto.
26792 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26794 PR tree-optimization/39349
26795 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26797 * combine.c (gen_lowpart_for_combine): Use omode when generating
26800 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26802 PR rtl-optimization/39235
26803 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26805 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26807 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26809 2009-03-04 Richard Guenther <rguenther@suse.de>
26811 PR tree-optimization/39362
26812 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26813 that occur in abnormal PHIs should be varying.
26815 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26817 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26819 (simple_iv): Take loop as an argument instead of statement.
26820 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26821 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26823 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26825 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26826 * matrix-reorg.c (analyze_transpose): Ditto.
26827 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26828 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26829 * tree-predcom.c (ref_at_iteration): Ditto.
26830 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26832 2009-03-04 Richard Guenther <rguenther@suse.de>
26834 PR tree-optimization/39358
26835 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26836 escaped_id and callused_id.
26837 (solve_graph): Likewise.
26839 2009-03-04 Richard Guenther <rguenther@suse.de>
26841 PR tree-optimization/39339
26842 * tree-sra.c (try_instantiate_multiple_fields): Make it
26843 no longer ICE on the above.
26845 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26847 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26848 that fits within Pmode.
26850 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26852 PR middle-end/10109
26853 * tm.texi (LIBCALL_VALUE): Update description.
26855 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26857 PR middle-end/34443
26858 * doc/extend.texi (section): Update description.
26860 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26862 PR middle-end/39345
26863 * tree-inline.c (remapped_type): New.
26864 (can_be_nonlocal): Call remapped_type instead of remap_type.
26866 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26869 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26870 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26872 2009-03-03 Richard Guenther <rguenther@suse.de>
26874 PR middle-end/39272
26875 * tree.c (tree_nonartificial_location): New function.
26876 * tree.h (tree_nonartificial_location): Declare.
26877 * builtins.c (expand_builtin_memory_chk): Provide location
26878 of the call location for artificial function pieces.
26879 (maybe_emit_chk_warning): Likewise.
26880 (maybe_emit_sprintf_chk_warning): Likewise.
26881 (maybe_emit_free_warning): Likewise.
26882 * expr.c (expand_expr_real_1): Likewise.
26884 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26886 PR tree-optimization/39343
26887 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26888 COMPONENT_REF t has ARRAY_TYPE.
26890 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26892 PR middle-end/39335
26893 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26894 when the type precision of the induction variable should be
26895 larger than the type precision of nit.
26896 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26897 * graphite.c (graphite_loop_normal_form): Same.
26898 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26900 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26902 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26903 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26904 numbers to describe clobbered registers.
26905 (*call_value_0_rex64_ms_sysv): Ditto.
26906 * config/i386/mmx.md (mmx_emms): Ditto.
26907 (mmx_femms): Ditto.
26909 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26911 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26914 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26916 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26917 (spu_section_type_flags): New function.
26919 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26921 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26922 reg_class_contents of FLOAT_REGS into a temporary.
26924 2009-03-02 Richard Guenther <rguenther@suse.de>
26925 Ira Rosen <irar@il.ibm.com>
26927 PR tree-optimization/39318
26928 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26929 information to the vectorized statement.
26931 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26933 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26934 variable. Use defined names instead of magic constants for REX SSE
26937 2009-03-01 Richard Guenther <rguenther@suse.de>
26939 PR tree-optimization/39331
26940 * omp-low.c (lower_send_shared_vars): Do not receive new
26941 values for the reference of DECL_BY_REFERENCE parms or results.
26943 2009-03-01 Jan Hubicka <jh@suse.cz>
26946 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26947 BLOCK_NONLOCALIZED_VAR): New macros.
26948 (tree_block): Add nonlocalized_vars.
26949 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26950 gen_decl_die): Add origin argument. Allow generation of die with
26951 origin at hand only.
26952 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26953 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26955 (gen_block_die): Fix checking for unused blocks.
26956 (process_scope_var): Break out from .... ; work with origins only.
26957 (decls_for_scope) ... here; process nonlocalized list.
26958 (dwarf2out_ignore_block): Look for nonlocalized vars.
26959 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26961 (dump_scope_block): Dump them.
26962 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26963 (remap_block): Likewise.
26964 (can_be_nonlocal): New predicate.
26965 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26967 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26969 * configure: Regenerate.
26971 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26973 * optc-gen.awk: No need to duplicate option flags twice.
26974 Reuse help texts for duplicate options which do not have any.
26976 * gcc.c (display_help): Document --version.
26978 * gcc.c (main): If print_help_list and verbose_flag, ensure
26979 driver output comes before subprocess output.
26981 * optc-gen.awk: Assign all remaining fields to help string,
26982 space-separated, for multi-line help in *.opt.
26984 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26985 -Wno-pedantic-ms-format is for MinGW targets only.
26987 * doc/options.texi (Option file format): Fix bad indentation,
26988 restoring dropped sentence.
26990 2009-02-28 Jan Hubicka <jh@suse.cz>
26992 * tree-inline.c (tree_function_versioning): Output debug info.
26994 2009-02-28 Jan Hubicka <jh@suse.cz>
26997 * tree-inline.c (setup_one_parameter): Do not copy propagate
26998 arguments when not optimizing.
27000 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27003 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27004 (avx_addsubv4df3): Likewise.
27005 (*avx_addsubv4sf3): Likewise.
27006 (sse3_addsubv4sf3): Likewise.
27007 (*avx_addsubv2df3): Likewise.
27008 (sse3_addsubv2df3): Likewise.
27009 (avx_unpckhps256): Correct item selectors.
27010 (avx_unpcklps256): Likewise.
27011 (avx_unpckhpd256): Likewise.
27012 (avx_unpcklpd256): Likewise.
27014 2009-02-28 Jan Hubicka <jh@suse.cz>
27016 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27018 (copy_arguments_for_versioning): If var is declared don't declare it.
27019 (tree_function_versioning): First setup substitutions and then copy
27022 2009-02-27 Jan Hubicka <jh@suse.cz>
27025 * cgraph.h (varpool_output_debug_info): Remove.
27026 * cgraphunit.c (varpool_output_debug_info): Remove.
27027 * dwarf2out.c (deferred_locations_struct): New struct
27028 (deferred_locations): New type.
27029 (deferred_locations_list): New static var.
27030 (deffer_location): New function.
27031 (gen_variable_die): Use it.
27032 (decls_for_scope): Output info on local static vars.
27033 (dwarf2out_finish): Process deferred locations.
27034 * varpool.c (varpool_output_debug_info): Remove.
27036 2009-02-27 Jan Hubicka <jh@suse.cz>
27039 * tree.h (TREE_PROTECTED): Fix comment.
27040 (BLOCK_HANDLER_BLOCK): Remove.
27041 (struct tree_block): Remove handler_block add body_block.
27042 (inlined_function_outer_scope_p): New.
27043 (is_body_block): Remove.
27044 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27045 * dwarf2out.c (is_inlined_entry_point): Remove.
27046 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27047 (gen_block_die): Use is_inlined_entry_point check. Remove body block
27049 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
27050 * gimplify.c (gimplify_expr): Gimplify body blocks.
27051 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
27052 block with multiple subblocks.
27053 (dump_scope_block): Prettier output; dump more flags and info.
27054 (dump_scope_blocks): New.
27055 (remove_unused_locals): Use dump_scope_blocks.
27056 * tree-flow.h (dump_scope_blocks): Declare.
27057 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
27058 * stmt.c (is_body_block): Remove.
27059 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
27060 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
27062 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
27064 PR middle-end/39308
27065 * graphite.c (graphite_loop_normal_form): Do not call
27066 number_of_iterations_exit from a gcc_assert.
27068 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27070 * config/s390/s390.c (s390_swap_cmp): Look for conditional
27071 jumps if COND is NULL.
27072 (find_cond_jump): New function.
27073 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
27074 * config/s390/s390.md: Remove z10_cobra attribute value.
27076 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
27078 * config/alpha/alpha.h (alpha_expand_mov): Return false if
27079 force_const_mem returns NULL_RTX.
27081 2009-02-26 Jan Hubicka <jh@suse.cz>
27084 * cgraph.h (varpool_output_debug_info): Remove.
27085 * cgraphunit.c (varpool_output_debug_info): Remove.
27086 * dwarf2out.c (deferred_locations_struct): New struct
27087 (deferred_locations): New type.
27088 (deferred_locations_list): New static var.
27089 (deffer_location): New function.
27090 (gen_variable_die): Use it.
27091 (decls_for_scope): Output info on local static vars.
27092 (dwarf2out_finish): Process deferred locations.
27093 * varpool.c (varpool_output_debug_info): Remove.
27095 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
27097 PR rtl-optimization/39241
27098 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
27099 to subreg_offset_representable_p.
27101 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27103 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
27104 execute function prototype. Get f and nregs from max_reg_num
27105 and get_insns. Remove the first backward pass as it's dead,
27106 guard the forward pass by flag_expensive_optimizations.
27107 (rest_of_handle_regmove): Delete.
27108 (pass_regmove): Replace it with regmove_optimize.
27110 2009-02-25 Martin Jambor <mjambor@suse.cz>
27112 PR tree-optimization/39259
27113 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
27114 calls_alloca function flags.
27115 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
27116 calls are detected.
27118 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27120 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
27121 flags_set_1_rtx, flags_set_1_set): Delete.
27122 (regmove_optimize): Do not call mark_flags_life_zones.
27124 2009-02-24 Julian Brown <julian@codesourcery.com>
27127 * config/arm/arm.c (require_pic_register): Only set
27128 cfun->machine->pic_reg once per function.
27130 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
27132 * doc/invoke.texi (Link Options): Document an easier way to pass
27133 options that take arguments to the GNU linker using -Xlinker and -Wl.
27135 2009-02-24 Steve Ellcey <sje@cup.hp.com>
27138 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
27140 2009-02-24 Richard Guenther <rguenther@suse.de>
27143 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
27145 2009-02-24 Richard Guenther <rguenther@suse.de>
27146 Zdenek Dvorak <ook@ucw.cz>
27148 PR tree-optimization/39233
27149 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
27150 from converting them to a generic type.
27152 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
27154 PR tree-optimization/39260
27155 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
27156 contains a condition with a real type.
27157 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
27159 2009-02-23 Jason Merrill <jason@redhat.com>
27162 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
27163 narrowing_initializer_constant_valid_p.
27164 (narrowing_initializer_constant_valid_p): Don't return
27165 null_pointer_node for adding a pointer to itself.
27167 2009-02-23 Jan Hubicka <jh@suse.cz>
27170 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
27173 2009-02-23 Jan Hubicka <jh@suse.cz>
27175 PR tree-optimization/37709
27176 * tree.c (block_ultimate_origin): Move here from dwarf2out.
27177 * tree.h (block_ultimate_origin): Declare.
27178 * dwarf2out.c (block_ultimate_origin): Move to tree.c
27179 * tree-ssa-live.c (remove_unused_scope_block_p):
27180 Eliminate blocks containig no instructions nor live variables nor
27182 (dump_scope_block): New function.
27183 (remove_unused_locals): Enable removal of dead blocks by default;
27184 enable dumping at TDF_DETAILS.
27186 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27188 * config/i386/i386.c (classify_argument): Don't allow COImode
27190 (function_arg_advance_32): Don't allow OImode.
27191 (function_arg_32): Likewise.
27192 (function_value_32): Likewise.
27193 (return_in_memory_32): Likewise.
27194 (function_arg_64): Remove OImode comment.
27196 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27199 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
27200 ix86_expand_vector_set for V4DImode in 64bit mode only.
27201 (ix86_expand_vector_init_one_var): Likewise.
27203 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
27205 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
27207 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27210 * loop-iv.c: Revert last change.
27211 * emit-rtl.c: Likewise.
27213 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27216 * config/i386/i386.c (type_natural_mode): Remove an extra
27217 space in the warning message.
27218 (function_value_32): Handle 32-byte vector modes.
27219 (return_in_memory_32): Likewise.
27221 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27223 * loop-iv.c (truncate_value): New function.
27224 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27226 (lowpart_subreg): Move to...
27227 * emit-rtl.c: ...here.
27229 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27231 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27232 accidental and undocumented change at revision 140860.
27234 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27236 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27237 take gimple_seq * arguments.
27238 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27239 types_compatible_p langhook.
27241 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27242 Joseph Myers <joseph@codesourcery.com>
27244 * config/arm/arm.c (arm_builtin_va_list): New function.
27245 (arm_expand_builtin_va_start): Likewise.
27246 (arm_gimplify_va_arg_expr): Likewise.
27247 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27248 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27249 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27250 (va_list_type): New variable.
27251 (arm_mangle_type): Mangle va_list_type appropriately.
27253 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27255 PR middle-end/39157
27256 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27257 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27258 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27259 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27260 parameter to 1000 for -O1 by default.
27261 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27263 * loop-invariant.c: Include params.h.
27264 (move_loop_invariants): Don't call move_single_loop_invariants on
27267 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27269 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27270 offset when calculating bounds for indexing stack_usage_map. Fixes
27271 a buffer overflow with certain target setups.
27273 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27276 * calls.c (expand_call): Clear try_tail_call if caller and callee
27277 disagree in promotion of function return value.
27279 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27282 * c-common.c (c_determine_visibility): If visibility changed and
27283 DECL_RTL has been already set, call make_decl_rtl to update symbol
27286 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27289 * varasm.c (assemble_variable): Don't check DECL_NAME when
27290 globalizing a variable.
27292 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27295 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27296 expression before any __builtin_trap call.
27297 * c-typeck.c (build_function_call): Convert and check function
27298 arguments before generating a call to a trap. Evaluate the
27299 function arguments before the trap.
27301 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27304 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27305 (UNSPEC_FXAM_MEM): New unspec.
27306 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27307 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27308 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27310 2009-02-19 Richard Guenther <rguenther@suse.de>
27312 PR tree-optimization/39207
27313 PR tree-optimization/39074
27314 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27315 storedanything_tree): New.
27316 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27317 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27318 (build_succ_graph): Add edges from STOREDANYTHING to all
27320 (init_base_vars): Initialize STOREDANYTHING.
27321 (compute_points_to_sets): Free substitution info after
27322 building the succ graph.
27323 (ipa_pta_execute): Likewise.
27325 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27327 (do_ds_constraint): Do not add to special var or non-pointer
27329 (type_could_have_pointers): Split out from ...
27330 (could_have_pointers): ... here. For arrays use the element type.
27331 (create_variable_info_for): Initialize may_have_pointers.
27332 (new_var_info): Likewise.
27333 (handle_lhs_call): Make the HEAP variable unknown-sized.
27334 (intra_create_variable_infos): Use a type with pointers for
27335 PARM_NOALIAS, make it unknown-sized.
27337 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27340 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27342 2009-02-18 Jason Merrill <jason@redhat.com>
27345 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27346 value if DECL_EXTERNAL.
27347 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27348 * target.h (gcc_target::binds_local_p): Clarify "module".
27349 * tree.h (TREE_PUBLIC): Clarify "module".
27351 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27354 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27355 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27357 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27360 * c.opt (Wabi): Support C and ObjC.
27363 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27365 * config/i386/i386.c (classify_argument): Warn once about the ABI
27366 change when passing union with long double.
27368 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27370 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27373 * c-parser.c (c_parser_compound_statement): Always enter and leave
27376 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27379 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27381 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27383 PR tree-optimization/36922
27384 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27385 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27388 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27390 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27393 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27395 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27397 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27399 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27402 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27403 Richard Sandiford <rdsandiford@googlemail.com>
27405 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27406 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27407 (loongson_biadd): ...this.
27409 2009-02-17 Richard Guenther <rguenther@suse.de>
27411 PR tree-optimization/39202
27412 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27413 a var make sure to follow existing collapses.
27415 2009-02-17 Richard Guenther <rguenther@suse.de>
27417 PR middle-end/39214
27418 * langhooks.c (lhd_print_error_function): Check for NULL block.
27420 2009-02-17 Richard Guenther <rguenther@suse.de>
27422 PR tree-optimization/39204
27423 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27426 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27428 * config/soft-fp/double.h: Update from glibc CVS.
27430 2009-02-17 Richard Guenther <rguenther@suse.de>
27432 PR tree-optimization/39207
27433 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27434 strict-aliasing warnings for pointers pointing to NULL.
27436 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27439 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27440 skipping until next close brace.
27442 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27445 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27446 to function argument boundary.
27448 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27450 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27451 in the lea_add. Reload eventually constraints it properly.
27452 * config/picochip/constraints.md: Remove the target constraint
27453 "b", since it is not needed anymore.
27455 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27457 * gthr-dce.h: Uglify function parameter and local variable names.
27458 * gthr-gnat.h: Likewise.
27459 * gthr-mipssde.h: Likewise.
27460 * gthr-nks.h: Likewise.
27461 * gthr-posix95.h: Likewise.
27462 * gthr-posix.h: Likewise.
27463 * gthr-rtems.h: Likewise.
27464 * gthr-single.h: Likewise.
27465 * gthr-solaris.h: Likewise.
27466 * gthr-tpf.h: Likewise.
27467 * gthr-vxworks.h: Likewise.
27468 * gthr-win32.h: Likewise.
27470 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27473 * config/i386/i386.md: Restrict the new peephole2 to move
27474 between MMX/SSE registers.
27476 2009-02-15 Richard Guenther <rguenther@suse.de>
27479 2009-02-13 Richard Guenther <rguenther@suse.de>
27481 * configure.ac: Enable LFS.
27482 * configure: Re-generate.
27483 * config.in: Likewise.
27485 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27487 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27488 spu_srqwbyte, spu_srqwbytebc): Define.
27489 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27490 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27491 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27492 "shrqby_<mode>"): New insn-and-split patterns.
27493 * config/spu/spu.c (expand_builtin_args): Determine and return
27494 number of operands using spu_builtin_description data.
27495 (spu_expand_builtin_1): Use it.
27497 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27500 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27503 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27506 * config/i386/i386.c (override_options): Correct warning
27507 messages for -malign-loops, -malign-jumps and -malign-functions.
27509 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27512 * config/i386/i386.md: Restrict the new peephole2 to move
27513 between the general purpose registers.
27515 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27518 * config/i386/i386.c (type_natural_mode): Add a new argument.
27519 Return the original mode and warn ABI change if vector size is 32byte.
27520 (function_arg_advance): Updated.
27521 (function_arg): Likewise.
27522 (ix86_function_value): Likewise.
27523 (ix86_return_in_memory): Likewise.
27524 (ix86_sol10_return_in_memory): Likewise.
27525 (ix86_gimplify_va_arg): Likewise.
27526 (function_arg_32): Don't warn ABX ABI change here.
27527 (function_arg_64): Likewise.
27529 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27531 * loop-iv.c (implies_p): In the final case, test that operands 0
27532 of the two comparisons match.
27534 * config/bfin/bfin.c (find_prev_insn_start): New function.
27535 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27536 (find_next_insn_start): Move.
27538 2009-02-13 Richard Guenther <rguenther@suse.de>
27540 * configure.ac: Enable LFS.
27541 * configure: Re-generate.
27542 * config.in: Likewise.
27544 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27547 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27548 sizes on syntax error after some arguments have been parsed.
27550 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27552 * doc/invoke.texi (-fira): Remove.
27554 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27556 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27557 * recog.c: Likewise.
27560 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27562 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27563 (umul_ppmm): Likewise.
27564 (count_leading_zeros): Likewise.
27565 (count_trailing_zeros): Likewise.
27566 (UMUL_TIME): Likewise.
27568 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27570 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27571 soft-fp/t-softfp to tmake_file.
27573 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27574 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27575 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27576 IA64_BUILTIN_INFQ]: New.
27577 (ia64_init_builtins): Initialize __builtin_infq,
27578 __builtin_fabsq and __builtin_copysignq if not HPUX.
27579 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27580 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27582 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27584 (__fixtfti): Likewise.
27585 (__fixunstfti): Likewise.
27586 (__floattitf): Likewise.
27588 * config/ia64/libgcc-glibc.ver: New.
27589 * config/ia64/t-fprules-softfp: Likewise.
27590 * config/ia64/sfp-machine.h: Likewise.
27592 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27593 (LIBGCC2_TF_CEXT): Likewise.
27594 (TF_SIZE): Likewise.
27595 (TARGET_INIT_LIBFUNCS): Likewise.
27597 * config/ia64/t-glibc (SHLINB_MAPFILES):
27598 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27600 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27602 * config/i386/i386.c (construct_container): Rewrite processing
27603 BLKmode with X86_64_SSE_CLASS.
27605 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27608 * config/i386/i386.md: Replace simplify_replace_rtx with
27609 replace_rtx in the new peephole2.
27611 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27613 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27614 loop unrolling do not happen at -O2.
27616 2009-02-12 Michael Matz <matz@suse.de>
27618 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27620 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27622 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27625 2009-02-12 Ben Elliston <bje@au.ibm.com>
27627 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27628 patterns when updating the back chain. Missed in the 2009-02-10
27631 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27633 * doc/extend.texi (Decimal Floating Types): Update identifier of
27634 draft TR and list of missing support.
27636 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27638 PR middle-end/39154
27639 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27640 bit to variable length decl's flags, add it also to its
27641 pointer replacement variable.
27643 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27644 Jakub Jelinek <jakub@redhat.com>
27647 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27648 (memory_blockage): New expander.
27649 (*memory_blockage): New insn pattern.
27650 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27651 instead of general blockage at the end of function prologue when
27652 frame pointer is used to access red zone area. Do not emit blockage
27653 when profiling, it is emitted in generic code.
27654 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27655 function epilogue when frame pointer is used to access red zone area.
27657 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27660 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27661 by arithmetic with memory operands.
27662 * config/i386/predicates.md (commutative_operator): New.
27664 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27666 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27669 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27671 * alias.h (record_alias_subset): Declare.
27672 * alias.c (record_alias_subset): Make global.
27674 2009-02-10 Nick Clifton <nickc@redhat.com>
27676 * tree-parloops.c: Change license to GPLv3.
27677 * ipa-struct-reorg.c: Change license to GPLv3.
27678 * ipa-struct-reorg.h: Change license to GPLv3.
27680 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27683 * c-decl.c (start_struct): Return NULL on error.
27685 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27687 PR middle-end/39124
27688 * cfgloopmanip.c (remove_path): Call remove_bbs after
27689 cancel_loop_tree, not before it.
27692 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27693 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27694 VAR_DECLs were seen.
27695 * tree-ssa-live.c (remove_unused_locals): Recompute
27696 cfun->has_local_explicit_reg_vars.
27697 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27698 copies or clearings if cfun->has_local_explicit_reg_vars.
27700 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27703 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27704 of function prologue when frame pointer is used to access
27707 2009-02-10 Richard Guenther <rguenther@suse.de>
27709 PR middle-end/39127
27710 * gimplify.c (gimple_regimplify_operands): Always look if
27711 we need to create a temporary.
27713 2009-02-10 Richard Guenther <rguenther@suse.de>
27715 PR tree-optimization/39132
27716 * tree-loop-distribution.c (todo): New global var.
27717 (generate_memset_zero): Trigger TODO_rebuild_alias.
27718 (tree_loop_distribution): Return todo.
27720 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27723 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27724 (x86_64_reg_class_name): Removed.
27725 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27726 first one isn't X86_64_SSE_CLASS or any other ones aren't
27727 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27728 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27729 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27730 and 3 X86_64_SSEUP_CLASS.
27731 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27732 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27734 2009-02-10 Ben Elliston <bje@au.ibm.com>
27736 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27737 form instruction to update the stack back chain word, even if the
27738 user has disabled the generation of update instructions.
27739 (movdi_<mode>_update_stack): New.
27740 (movsi_update_stack): Likewise.
27741 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27742 always use an update form instruction to update the stack back
27745 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27747 PR middle-end/38953
27748 * graphite.c (if_region_set_false_region): After moving a region in
27749 the false branch of a condition, remove the empty dummy basic block.
27750 (gloog): Remove wrong fix for PR38953.
27752 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27754 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27755 generation due to implicit sign extension.
27757 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27759 PR middle-end/38981
27760 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27761 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27763 2009-02-09 Richard Guenther <rguenther@suse.de>
27765 PR middle-end/35202
27766 * convert.c (convert_to_real): Disable (float)fn((double)x)
27767 to fnf(x) conversion if errno differences may occur and
27768 -fmath-errno is set.
27770 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27772 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27773 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27774 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27776 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27779 * c-common.c (handle_alias_attribute): Disallow attribute for
27780 anything not a FUNCTION_DECL or VAR_DECL.
27782 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27785 * real.c (do_compare): Special-case compare of zero against
27786 decimal float value.
27788 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27791 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27792 as indicating flexible array members unless the field itself is
27793 being declarared as the incomplete array.
27795 2009-02-06 Jan Hubicka <jh@suse.cz>
27797 PR tree-optimization/38844
27798 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27799 is already inlined.
27801 2009-02-06 Richard Guenther <rguenther@suse.de>
27803 PR middle-end/38977
27804 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27805 fork because we may expand it as __gcov_fork.
27807 2009-02-06 Nick Clifton <nickc@redhat.com>
27809 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27811 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27813 PR tree-optimization/35659
27814 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27815 vn_phi_eq): Shortcut if hashcode does not match.
27816 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27818 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27819 and avoid iterative_hash_expr.
27820 (FOR_EACH_VALUE_ID_IN_SET): New.
27821 (value_id_compare): Remove.
27822 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27823 sort expressions by value id.
27825 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27828 * config/sh/predicates.md (general_movsrc_operand): Don't check
27829 the subreg of system registers here.
27831 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27834 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27835 on the copied decl.
27837 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27839 PR rtl-optimization/39110
27840 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27841 addresses, not aligned ones.
27843 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27844 Richard Guenther <rguenther@suse.de>
27846 PR tree-optimization/39100
27847 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27848 comment says and add edges.
27850 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27853 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27854 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27856 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27858 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27859 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27860 register_bb_in_sese, new_sese, free_sese): Moved.
27861 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27862 outermost_loop_in_scop, build_scop_iteration_domain,
27863 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27864 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27865 Use loop_in_sese_p instead of loop_in_scop_p.
27866 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27867 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27868 (scopdet_basic_block_info): Fix bug in scop detection.
27869 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27870 eq_loop_to_cloog_loop): Remove.
27871 (nb_loops_around_loop_in_scop, nb_loop
27872 ref_nb_loops): Moved here...
27873 * graphite.h (ref_nb_loops): ... from here.
27874 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27875 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27876 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27878 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27879 Hans-Peter Nilsson <hp@axis.com>
27881 PR rtl-optimization/37889
27882 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27883 Move offset handling from PLUS to before the switch. Use new
27884 arguments when considering SYMBOL_REFs too.
27885 (rtx_addr_can_trap_p): Pass dummy offset and size.
27886 (enum may_trap_p_flags): Remove.
27887 (may_trap_p_1): Pass size from MEM_SIZE.
27889 PR rtl-optimization/38921
27890 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27891 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27892 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27893 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27895 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27897 AVX Programming Reference (January, 2009)
27898 * config/i386/sse.md (*vpclmulqdq): New.
27900 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27902 PR tree-optimization/38977
27903 PR gcov-profile/38292
27904 * calls.c (special_function_p): Disregard __builtin_ prefix.
27906 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27908 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27909 non-indexable addresses even before reload.
27911 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27914 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27915 as having variable size. Do not give an error for unnamed
27916 parameters with [*] declarators. Give a warning for type names
27917 with [*] declarators and mark them as variable size.
27918 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27919 for sizeof applied to [*] type names.
27921 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27924 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27926 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27928 * gcc.c (process_command): Update copyright notice dates.
27929 * gcov.c (print_version): Likewise.
27930 * gcov-dump.c (print_version): Likewise.
27931 * mips-tfile.c (main): Likewise.
27932 * mips-tdump.c (main): Likewise.
27934 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27937 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27938 for composite type involving a zero-length array type.
27940 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27943 * function.c (match_asm_constraints_1): Skip over
27944 initial optional % in the constraint.
27946 PR inline-asm/39059
27947 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27948 supported, don't accept FIXED_CSTs.
27949 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27950 and _Sat is used without _Fract/_Accum. Set specs->type to
27951 integer_type_node for cts_fract/cts_accum if fixed point is not
27954 2009-02-02 Catherine Moore <clm@codesourcery.com>
27956 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27958 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27960 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27961 (ABI_HAS_64BIT_SYMBOLS): Use it.
27962 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27964 2009-02-02 Paul Brook <paul@codesourcery.com>
27966 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27968 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27970 PR inline-asm/39058
27971 * recog.h (asm_operand_ok): Add constraints argument.
27972 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27973 recurse on matching constraint.
27974 (check_asm_operands): Pass constraints as 3rd argument to
27975 asm_operand_ok. Don't look up matching constraint here.
27976 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27979 2009-02-02 Ben Elliston <bje@au.ibm.com>
27981 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27982 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27984 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27986 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27987 information. Remove some obsolete information. Reorganize.
27989 * config/pa/fptr.c: Revert license to GPL 2.
27990 * config/pa/milli64.S: Likewise.
27992 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27995 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27996 LIBRARY name in, instead of hard-coding it.
27997 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27998 extra target make frag to tmake_files according to EH model.
27999 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28000 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28001 frags that define makefile variable EH_MODEL appropriately.
28002 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28003 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28004 to "-sjlj" according to type of EH configured.
28005 (LIBGCC_SONAME): Concatenate it to shared library base name.
28006 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28007 to "_sjlj" according to type of EH configured.
28008 (LIBGCC_SONAME): Concatenate it to shared library base name.
28009 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28010 (SHLIB_LINK): Add missing semicolon to if-else construct.
28011 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28012 string value of "pe_dll" command-line option.
28013 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28014 (SHLIB_SONAME): Use it when overriding t-cygming default.
28015 (SHLIB_IMPLIB): Override t-cygming default.
28016 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28017 string value of "pe_dll" command-line option.
28019 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28022 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28023 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28025 2009-01-31 Richard Guenther <rguenther@suse.de>
28027 PR tree-optimization/38937
28028 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28029 computing the transitive closure.
28031 2009-01-30 Richard Guenther <rguenther@suse.de>
28033 PR tree-optimization/39041
28034 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28035 Propagate variable indices only if the types match for this stmt.
28037 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28040 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28041 inline but never defined.
28043 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28045 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28046 (*insv_h_di_reg_extimm): New insn.
28047 (*insv_l<mode>_reg_extimm): New insn.
28049 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28051 * config/picochip/picochip.c (flag_conserve_stack): set
28052 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
28053 fconserve-stack. Reduce call-overhead used by inliner.
28055 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28058 * common.opt (flag_conserve_stack): Initialised to zero.
28060 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
28063 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
28064 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
28067 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
28069 * ira-color.c (allocno_reload_assign): Update comments.
28070 * regmove.c (regmove_optimize): Likewise.
28074 2009-01-29 Robert Millan <rmh@aybabtu.com>
28076 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
28077 * config/i386/kopensolaris-gnu.h: New file. Undefine
28078 `MD_UNWIND_SUPPORT'.
28079 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
28081 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
28083 PR tree-optimization/39007
28084 * tree-loop-distribution.c (generate_builtin): Use
28085 recompute_dominator to compute the immediate dominator of the
28086 basic block just after the loop.
28088 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
28090 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
28091 (ASM_OUTPUT_DWARF_PCREL): Define.
28093 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
28095 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
28096 * doc/passes.texi: Remove entries about regclass, local-alloc, and
28097 global. Modify entries about regmove and IRA.
28099 * ra-conflict.c: Remove the file.
28101 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
28103 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
28104 (pass_regclass_init): Rename to pass_reginfo_init.
28106 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
28108 * toplev.h (flag_ira): Remove.
28110 * caller-save.c (setup_save_areas): Remove flag_ira.
28112 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
28114 * global.c: Remove the file.
28116 * opts.c (decode_options): Remove flag_ira.
28118 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
28120 * regmove.c: Modify file description.
28121 (find_use_as_address, try_auto_increment): Define them only if
28122 AUTO_INC_DEC is defined.
28123 (replacement_quality, replace_in_call_usage, fixup_match_1,
28124 stable_and_no_regs_but_for_p): Remove.
28125 (reg_set_in_bb): Make it static.
28126 (regmove_optimize): Remove flag_ira and code which worked for
28129 * local-alloc.c: Remove the file.
28131 * common.opt (fira): Remove.
28133 * ira.c: Include except.h.
28134 (eliminable_regset): Move from global.c.
28135 (mark_elimination): Ditto. Remove flag_ira.
28136 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
28137 equiv_mem_modified, validate_equiv_mem_from_store,
28138 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
28139 contains_replace_regs, memref_referenced_p, memref_used_between_p,
28140 no_equiv, recorded_label_ref): Move from local-alloc.c.
28141 (update_equiv_regs): Ditto. Make it static.
28142 (print_insn_chain, print_insn_chains): Move it from global.c.
28143 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
28144 (build_insn_chain): Ditto. Make it static.
28145 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
28146 Rename to init_live_subregs.
28147 (gate_ira): Remove flag_ira.
28149 * regclass.c: Rename reginfo.c. Change file description.
28150 (FORBIDDEN_INC_DEC_CLASSES): Remove.
28151 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
28152 (init_reg_sets_1): Remove code for evaluation of
28153 reg_class_superclasses and losing_caller_save_reg_set.
28154 (init_regs): Remove init_reg_autoinc.
28155 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
28156 ok_for_base_p_nonstrict): Remove.
28157 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
28158 (pass_regclass_init): Rename to pass_reginfo_init. Modify
28159 corresponding entries.
28160 (dump_regclass, record_operand_costs, scan_one_insn,
28161 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
28162 record_address_regs, auto_inc_dec_reg_p): Remove.
28163 (gt-regclass.h): Rename to gt-reginfo.h.
28165 * rtl.h (dump_global_regs, retry_global_alloc,
28166 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
28168 * Makefile.in (RA_H): Remove.
28169 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
28170 Rename regclass.o to reginfo.o.
28171 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
28173 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
28174 (GTFILES): Rename regclass.c to reginfo.c.
28176 * passes.c (init_optimization_passes): Remove pass_local_alloc and
28177 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
28179 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28180 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
28182 (finish_spills): Ditto. Remove code for !flag_ira.
28184 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
28186 PR middle-end/35854
28187 * doc/invoke.texi (rtl debug options): Complete rewrite.
28188 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
28190 * mode-switching.c (pass_mode_switching): Rename pass from
28191 "mode-sw" to "mode_sw".
28192 * except.c (pass_convert_to_eh_ranges): Rename pass from
28193 "eh-ranges" to "eh_ranges".
28194 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
28198 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
28199 Alexander Monakov <amonakov@ispras.ru>
28201 PR middle-end/38857
28202 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
28204 (move_exprs_to_boundary): Change return type and pass through
28205 should_move from move_op. Relax assert. Update usage ...
28206 (schedule_expr_on_boundary): ... here. Use should_move instead of
28208 (move_op_orig_expr_found): Indicate that insn was disconnected from
28210 (code_motion_process_successors): Do not call after_merge_succs
28211 callback if original expression was not found when traversing any of
28213 (code_motion_path_driver): Change return type. Update prototype.
28214 (move_op): Update comment. Add a new parameter (should_move). Update
28215 prototype. Set *should_move based on indication provided by
28216 move_op_orig_expr_found.
28218 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28220 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28221 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28222 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28223 * config/rs6000/rs6000.c (rs6000_override_options): Default
28224 avoid-indexed-addresses on for Power6, off for everything else.
28225 (avoiding_indexed_address_p): New function.
28226 (rs6000_legitimize_address): Use it.
28227 (rs6000_legitimate_address): Likewise.
28228 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28230 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28232 PR tree-optimization/38997
28233 * tree-loop-distribution.c (generate_memset_zero): Use
28234 POINTER_PLUS_EXPR for a pointer addition.
28236 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28238 * config/s390/s390.md (bswap<mode>2): New pattern added.
28240 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28242 * config/s390/s390.md (*tls_load_31): Added type attribute.
28244 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28246 * config/s390/s390.md: Fix a few comments.
28248 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28250 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28251 (*tm<mode>_full): Fixed z10prop attribute.
28252 (*tst<mode>_extimm): Fixed z10prop attribute.
28253 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28254 (*tstqiCCT_cconly): Fixed z10prop attribute.
28255 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28256 (*movsi_larl): Fixed z10prop attribute.
28257 (*movsi_zarch): Fixed z10prop attribute.
28258 (*movsi_eas): Fixed z10prop attribute.
28259 (*movhi): Fixed z10prop attribute.
28260 (*movqi): Fixed z10prop attribute.
28261 (*movstrictqi): Fixed z10prop attribute.
28262 (*mov<mode>): Fixed z10prop attribute.
28263 (*movcc): Fixed z10prop attribute.
28264 (*sethighpartdi_64): Fixed z10prop attribute.
28265 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28266 (*negdi2_sign_cc): Fixed z10prop attribute.
28267 (*negdi2_sign): Fixed z10prop attribute.
28268 (*absdi2_sign_cc): Fixed z10prop attribute.
28269 (*absdi2_sign): Fixed z10prop attribute.
28270 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28271 (*negabsdi2_sign): Fixed z10prop attribute.
28272 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28273 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28274 (doloop_si64): Fixed z10prop attribute.
28275 (doloop_si31): Fixed z10prop attribute.
28276 (doloop_long): Fixed z10prop attribute.
28277 (indirect_jump): Fixed z10prop attribute.
28278 (nop): Fixed z10prop attribute.
28279 (main_base_64): Fixed z10prop attribute.
28280 (reload_base_64): Fixed z10prop attribute.
28282 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28284 PR rtl-optimization/38740
28285 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28287 * config/mips/mips.c (mips_reorg): Likewise.
28289 2009-01-28 Richard Guenther <rguenther@suse.de>
28291 PR tree-optimization/38926
28292 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28293 with the correct value id to a value.
28294 (do_regular_insertion): Use the value number of edoubleprime
28295 for the value number of the expr.
28298 2008-08-21 Richard Guenther <rguenther@suse.de>
28300 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28301 a PHI ask VN if it is already available.
28302 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28303 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28305 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28307 PR middle-end/38934
28308 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28309 set to varying whenever max has TREE_OVERFLOW set, similarly
28310 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28312 2009-01-28 Richard Guenther <rguenther@suse.de>
28314 PR middle-end/38908
28315 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28316 uninitialized aggregate uses in call arguments.
28318 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28320 PR tree-optimization/38984
28321 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28322 the nothing_id variable if -fno-delete-null-pointer-checks.
28324 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28327 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28328 (set_got_offset_rex64): Ditto.
28330 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28333 * doc/extend.texi: Improve local variable with asm reg.
28335 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28337 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28338 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28339 was not supplied then set warn_packed_bitfield_compat to the
28340 default value of 1.
28341 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28344 2009-01-27 Richard Guenther <rguenther@suse.de>
28346 PR tree-optimization/38503
28347 * cfgexpand.c (expand_gimple_basic_block): Ignore
28348 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28349 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28350 variables that cannot have TBAA applied.
28351 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28354 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28356 PR middle-end/38969
28357 * calls.c (initialize_argument_information): Do not wrap complex
28358 arguments in SAVE_EXPR.
28360 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28362 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28363 (INSTALL_LIBGCC): Revert typo commit.
28365 2009-01-26 Richard Guenther <rguenther@suse.de>
28367 PR tree-optimization/38745
28368 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28369 from special handling.
28371 2009-01-26 Richard Guenther <rguenther@suse.de>
28373 PR tree-optimization/38745
28374 * tree-ssa.c (execute_update_addresses_taken): Do not include
28375 variables that cannot possibly be a register in not_reg_needs.
28376 Do not clear TREE_ADDRESSABLE on vars that may not become
28378 * tree-ssa.c (update_alias_info_1): Include those in the set
28379 of addressable vars.
28381 2009-01-26 Richard Guenther <rguenther@suse.de>
28383 PR middle-end/38851
28384 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28385 * tree-ssa-dse.c: Include langhooks.h
28386 (execute_simple_dse): Remove stores with zero size.
28388 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28391 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28394 2009-01-24 Julian Brown <julian@codesourcery.com>
28396 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28397 config/arm/linux-atomic.c.
28398 * config/arm/linux-atomic.c: New.
28400 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28402 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28403 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28404 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28406 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28409 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28412 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28414 PR tree-optimization/38953
28415 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28416 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28417 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28418 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28421 2009-01-24 Paul Brook <paul@codesourcery.com>
28423 * config/arm/neon.md (neon_type): Move to arm.md.
28424 (neon_mov<VSTRUCT>): Add neon_type attribute.
28425 * config/arm/arm.md (neon_type): Move to here.
28426 (conds): Add "unconditioal" and use as default for NEON insns.
28428 2009-01-24 Ben Elliston <bje@au.ibm.com>
28430 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28431 void *' warning from -Wc++-compat.
28432 * Makefile.in (dominance.o-warn): Remove.
28434 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28436 PR tree-optimization/38932
28437 * fold-const.c (fold_unary_ignore_overflow): New.
28438 * tree.h (fold_unary_ignore_overflow): Declare.
28439 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28440 * tree-ssa-sccvn.c (visit_reference_op_load,
28441 simplify_unary_expression): Likewise.
28443 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28445 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28446 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28447 regardless of their type.
28448 * c-common.c (handle_packed_attribute): Don't ignore packed on
28450 * c.opt (Wpacked-bitfield-compat): New warning option.
28451 * stor-layout.c (place_field): Warn if offset of a field changed.
28452 * doc/extend.texi (packed): Mention the ABI change.
28453 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28454 (Warning Options): Add it to the list.
28456 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28458 * c-opts.c (c_common_post_options): Fix a typo in comments.
28460 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28462 PR middle-end/38615
28463 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28464 variables to static.
28465 * doc/invoke.texi (-fmerge-all-constants): Update description.
28467 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28470 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28471 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28473 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28475 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28477 (LOCAL_ALIGNMENT): Similarly.
28479 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28480 Joseph Myers <joseph@codesourcery.com>
28482 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28483 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28484 * config/arm/arm-tune.md: Regenerate.
28485 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28488 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28490 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28491 version number to five.
28493 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28496 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28497 * c-common.c (set_underlying_type): Likewise.
28498 (is_typedef_decl ): Likewise
28500 (set_underlying_type): Likewise.
28501 (is_typedef_type): Likewise.
28503 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28505 PR middle-end/38587
28506 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28509 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28512 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28513 (LIBGCC_SPEC): Don't define.
28514 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28516 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28518 PR rtl-optimization/38879
28519 * alias.c (base_alias_check): Unaligned access via AND address can
28520 alias all surrounding object types except those with sizes equal
28521 or wider than the size of unaligned access.
28523 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28526 * c-decl.c (clone_underlying_type): Move this ...
28527 * c-common.c (set_underlying_type): ... here.
28528 Also, make sure the function properly sets TYPE_STUB_DECL() on
28529 the newly created typedef variant type.
28530 (is_typedef_decl ): New entry point.
28531 * tree.h: Added a new member member_types_needing_access_check to
28532 struct tree_decl_non_common.
28533 (set_underlying_type): New entry point.
28534 (is_typedef_type): Likewise.
28536 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28538 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28539 Check whether two instructions have memory references that
28540 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28541 are helper functions for traversing.
28542 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28543 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28544 not to draw dependency edge for instructions with non-conflicting
28547 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28550 * longlong.h: Update copyright years. Use soft-fp license notice.
28551 Sync __clz_tab declaration with glibc.
28553 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28556 * doc/extend.texi (syscall_linkage): New.
28557 (version_id): Modify.
28559 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28560 Richard Guenther <rguenther@suse.de>
28562 PR tree-optimization/38747
28563 PR tree-optimization/38748
28564 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28565 conversion if the base address is an indirect reference and the
28566 aliasing sets could cause issues.
28568 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28570 * common.opt (fgraphite, fgraphite-identity): Add comment for
28571 explaining why these options are not documented.
28573 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28575 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28576 gimple_call_lhs is NULL.
28578 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28581 * emit-rtl.c (adjust_address_1): Make sure memref is never
28584 2009-01-20 Ben Elliston <bje@au.ibm.com>
28586 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28587 const qualifier from arg parameter. Remove unnecessary cast to char *.
28588 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28589 const qualifier from arg 2.
28591 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28593 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28595 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28598 * rtl.h (reinit_regs): New prototype.
28599 * regclass.c: Include ira.h.
28600 (reinit_regs): New.
28601 * Makefile.in (regclass.o): Add ira.h.
28602 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28604 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28607 * c-common.c (handle_aligned_attribute): Use
28608 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28609 default alignment value.
28611 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28613 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28614 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28616 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28617 __BIGGEST_ALIGNMENT__.
28619 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28621 2009-01-18 Richard Guenther <rguenther@suse.de>
28623 PR tree-optimization/38819
28624 * tree-flow.h (operation_could_trap_helper_p): Declare.
28625 * tree-eh.c (operation_could_trap_helper_p): Export.
28626 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28627 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28628 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28629 are about to insert a possibly trapping instruction and fail
28632 2009-01-18 Andreas Schwab <schwab@suse.de>
28634 * doc/install.texi (Configuration): Remove obsolete paragraph
28635 about use of --with-gnu-ld with --with-gnu-as.
28637 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28639 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28640 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28641 Follow spelling conventions.
28643 2009-01-18 Ben Elliston <bje@au.ibm.com>
28645 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28646 C++ warning about implicit conversion from void * to struct
28648 (bitmap_obstack_free): Likewise for bitmap_element *.
28649 * Makefile.in (bitmap.o-warn): Remove.
28651 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28653 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28655 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28656 Tobias Grosser <tobi.grosser@amd.com>
28658 * graphite.c (graphite_trans_scop_block): Do not block single
28661 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28663 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28664 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28665 test with assertion.
28667 2009-01-16 Richard Guenther <rguenther@suse.de>
28669 PR tree-optimization/38835
28670 PR middle-end/36227
28671 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28672 and INT + PTR -> (INT)(PTR p+ INT) folding.
28673 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28675 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28678 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28679 the subreg from a lowpart subreg if it is also casting the value.
28681 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28682 Tobias Grosser <tobi.grosser@amd.com>
28684 * graphite.c (compare_prefix_loops): New.
28685 (build_scop_canonical_schedules): Rewritten.
28686 (graphite_transform_loops): Move build_scop_canonical_schedules
28687 after build_scop_iteration_domain.
28689 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28690 Tobias Grosser <tobi.grosser@amd.com>
28692 * graphite.c (add_conditions_to_domain): Add the loops to
28693 the dimension of the iteration domain. Do copy the domain
28694 only when it exists.
28695 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28696 (add_conditions_to_constraints): New.
28697 (can_generate_code_stmt, can_generate_code): Removed.
28698 (gloog): Do not call can_generate_code.
28699 (graphite_transform_loops): Call add_conditions_to_constraints
28700 after building the iteration domain.
28702 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28704 PR tree-optimization/38789
28705 * tree-ssa-threadedge.c
28706 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28707 __builtin_constant_p.
28709 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28711 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28712 examined before deleting them.
28714 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28716 * function.c (aggregate_value_p): Correctly extract the function
28717 type from CALL_EXPR_FN lookup.
28719 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28721 * config/picochip/picochip.c (picochip_override_options): Revert
28722 CFI asm flag disable commited previously.
28724 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28725 Tobias Grosser <tobi.grosser@amd.com>
28726 Jan Sjodin <jan.sjodin@amd.com>
28728 * graphite.c (scan_tree_for_params): On substractions negate
28729 all the coefficients of the term.
28730 (clast_to_gcc_expression_red): New. Handle reduction expressions
28731 of more than two operands.
28732 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28733 (get_vdef_before_scop): Handle also the case of default definitions.
28735 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28737 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28738 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28739 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28741 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28742 Joey Ye <joey.ye@intel.com>
28744 PR middle-end/37843
28745 * cfgexpand.c (expand_stack_alignment): Don't update stack
28746 boundary nor check incoming stack boundary here.
28747 (gimple_expand_cfg): Update stack boundary and check incoming
28748 stack boundary here.
28750 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28752 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28754 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28756 PR rtl-optimization/38245
28757 * calls.c (expand_call): Add stack arguments to
28758 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28759 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28760 in regs and partially in memory or BLKmode arguments.
28761 (emit_library_call_value_1): Add stack arguments to
28762 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28763 ACCUMULATE_OUTGOING_ARGS).
28764 * dce.c: Include tm_p.h.
28765 (find_call_stack_args): New function.
28766 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28768 (mark_insn): Call find_call_stack_args for CALL_Ps.
28769 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28770 forwards. Allocate and free arg_stores bitmap if needed, pass it
28771 down to deletable_insn_p, don't mark stores set in arg_stores
28772 bitmap, clear the bitmap at the beginning of each bb.
28773 * Makefile.in (dce.o): Depend on $(TM_P_H).
28775 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28778 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28779 to make sure the insn is a conditional test (bug 22599). Reformat a
28782 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28784 PR middle-end/38431
28785 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28786 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28787 (gloog): Do not call cleanup_tree_cfg.
28788 (graphite_transform_loops): Call cleanup_tree_cfg after all
28789 scops have been code generated.
28791 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28792 * doc/gty.texi (Invoking the garbage collector): Added new node
28793 and section documenting ggc_collect.
28795 2009-01-14 Richard Guenther <rguenther@suse.de>
28797 PR tree-optimization/38826
28798 PR middle-end/38477
28799 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28800 initialization notes only if we actually emitted a warning.
28801 (intra_create_variable_infos): Add constraints for a result decl
28802 that is passed by hidden reference.
28803 (build_pred_graph): Mark all related variables non-direct on
28806 2009-01-14 Nick Clifton <nickc@redhat.com>
28808 * ira-conflicts.c: Include addresses.h for the definition of
28810 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28811 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28813 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28816 * Makefile.in (ira-lives.o): Add except.h.
28818 * ira-lives.c: Include except.h.
28819 (process_bb_node_lives): Process can_throw_internal.
28821 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28823 PR rtl-optimization/38774
28824 * combine.c (simplify_set): When undoing cc_use change, don't do
28825 PUT_CODE on the newly created comparison, but instead put back the
28828 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28830 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28831 values. Remove duplicate arm8 entry.
28833 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28835 PR tree-optimization/38786
28836 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28837 the SSA_NAME case of expand_scalar_variables_expr.
28838 Set the type of an expression to the type of its assign statement.
28839 (expand_scalar_variables_expr): Also gather the scalar computation
28840 used to index the memory access. Do not pass loop_p.
28841 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28842 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28843 the gimple_stmt_iterator where it inserts new code.
28844 Do not pass loop_p.
28845 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28846 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28848 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28850 * graphite.h (debug_value): Removed.
28851 * graphite.c (debug_value): Removed.
28853 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28855 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28856 ldrd/strd with two 32-bit instructions.
28858 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28860 * config/arm/arm.c (struct processors): Pass for speed down into
28861 cost helper functions.
28862 (const_ok_for_op): Handle COMPARE and inequality nodes.
28863 (arm_rtx_costs_1): Rewrite.
28864 (arm_size_rtx_costs): Update prototype.
28865 (arm_rtx_costs): Pass speed down to helper functions.
28866 (arm_slowmul_rtx_costs): Rework cost calculations.
28867 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28868 (arm_9e_rtx_costs): Likewise.
28870 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28872 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28873 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28874 (alpha_legitimize_address): Do not split local symbols wider than
28875 UNITS_PER_WORD into HIGH/LO_SUM parts.
28877 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28880 * gcc.c (process_command): Replace call to execvp with calls
28881 to pex_one and exit.
28883 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28886 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28887 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28888 variant for devices with 3-byte PC.
28889 (__tablejump_elpm__): New.
28891 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28894 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28895 offsetof member-designator, handle it as `[0].'.
28897 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28899 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28900 function when not using named sections on targets with named sections
28901 if branch distance is less than 262132.
28903 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28905 * combine.c (combine_instructions): Recompute
28906 optimize_this_for_speed_p for each BB in the main combine loop.
28908 2009-01-12 Tomas Bily <tbily@suse.cz>
28911 * tree-loop-distribution.c (prop_phis): New function.
28912 (generate_builtin): Call prop_phis.
28914 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28916 PR tree-optimization/38807
28917 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28918 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28920 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28922 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28923 subreg of op0 to the original op0.
28925 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28927 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28929 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28932 * mips-tfile.c (parse_def): Fix parsing of def strings
28933 starting with digits.
28935 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28938 * config/arm/arm.c (arm_is_long_call_p): Don't call
28939 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28941 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28943 * regrename.c (regrename_optimize): Fix dumping.
28944 (find_oldest_value_reg): Preserve REG_POINTER.
28945 (copy_hardreg_forward_1): Likewise.
28947 2009-01-09 Diego Novillo <dnovillo@google.com>
28949 * gimple.h (struct gimple_statement_base) <uid>: Document
28950 the restrictions on its use.
28951 (gimple_uid): Tidy.
28952 (gimple_set_uid): Tidy.
28954 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28956 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28957 zero guard even if align_bytes != 0 and count is smaller than
28960 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28962 PR rtl-optimization/38495
28963 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28964 (add_range_and_copies_from_move_list): Print all added ranges.
28965 Add ranges to memory optimized destination.
28967 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28971 * config/i386/i386.c (override_options): Reject
28972 -mstringop-strategy=rep_8byte with -m32.
28973 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28974 to 1. Do count comparison against epilogue_size_needed at compile
28975 time even when count_exp was constant forced into register. For
28976 size_needed don't jump to epilogue, instead just avoid aligning
28977 and invoke the body algorithm. If need_zero_guard, add zero guard
28978 even if count is non-zero, but smaller than size_needed + number of
28979 bytes that could be stored for alignment.
28980 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28981 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28982 but smaller than size_needed + number of bytes that could be stored
28983 for alignment. Compare size_needed with epilogue_size_needed instead
28984 of desired_align - align, don't adjust size_needed, pass
28985 epilogue_size_needed to the epilogue expanders.
28988 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28990 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28992 * pa.c (last_address): Change to unsigned.
28993 (update_total_code_bytes): Change argument to unsigned. Don't
28994 check if insn addresses are set.
28995 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28996 addresses are not set.
28997 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28999 2009-01-09 Nick Clifton <nickc@redhat.com>
29001 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29002 DECL_DECLARED_INLINE_P.
29004 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29006 PR middle-end/38347
29007 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29008 GET_MODE (op0) in operand_subword_force calls.
29010 PR middle-end/38771
29011 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29012 fold_convert arg0 operands to TREE_TYPE (op0) first.
29014 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29016 * params.def (ira-max-conflict-table-size): Decrease default value
29019 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29021 PR tree-optimization/37031
29022 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29024 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29025 allocate it using gc instead of heap, use VEC_quick_push instead of
29027 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29028 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29029 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29030 allocated vector from heap allocated.
29031 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29032 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29033 vector only after perfect_loop_nest_depth call.
29035 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29036 Jan Sjodin <jan.sjodin@amd.com>
29038 PR tree-optimization/38559
29039 * graphite.c (debug_value, copy_constraint,
29040 swap_constraint_variables, scale_constraint_variable, ): New.
29041 (get_lower_bound, get_upper_bound): Removed.
29042 (graphite_trans_bb_strip_mine): Clean up this code that works
29043 only for constant number of iterations. Fully copy upper and
29044 lower bound constraints, not only the constant part of them.
29045 * graphite.h (debug_value): Declared.
29047 2009-01-08 Ira Rosen <irar@il.ibm.com>
29049 PR tree-optimization/37194
29050 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
29051 Don't add the cost of cost model guard in prologue to scalar
29052 outside cost in case of known number of iterations.
29054 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
29055 Alan Modra <amodra@bigpond.net.au>
29057 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
29058 non-word-aligned REG+CONST addressing.
29060 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29063 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
29064 free_after_compilation when outputting a thunk.
29065 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
29066 Do not call free_after_compilation here.
29068 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29070 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
29071 (ix86_valid_target_attribute_inner_p): Ditto.
29073 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
29075 PR tree-optimization/38492
29076 PR tree-optimization/38498
29077 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
29078 * tree-chrec.h (scev_is_linear_expression): Declared.
29079 * graphite.c (graphite_cannot_represent_loop_niter): New.
29080 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
29081 (graphite_loop_normal_form): Use gcc_assert.
29082 (scan_tree_for_params): Use CASE_CONVERT.
29083 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
29084 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
29085 Use gcc_assert. Discard scops that contain unhandled cases.
29086 (build_scop_conditions): Return a boolean status for unhandled cases.
29087 (strip_mine_profitable_p): Print the loop number, not its depth.
29088 (is_interchange_valid): Pass the depth of the loop nest, don't
29089 recompute it wrongly.
29090 (graphite_trans_bb_block): Same.
29091 (graphite_trans_bb_block): Print tentative of loop blocking.
29092 (graphite_trans_scop_block): Do not print that the loop has been
29094 (graphite_transform_loops): Do not handle scops that contain condition
29097 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
29099 AVX Programming Reference (December, 2008)
29100 * config/i386/avxintrin.h (_mm256_stream_si256): New.
29101 (_mm256_stream_pd): Likewise.
29102 (_mm256_stream_ps): Likewise.
29104 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
29105 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
29106 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
29107 (bdesc_special_args): Add __builtin_ia32_movntdq256,
29108 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
29109 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
29110 (ix86_expand_special_args_builtin): Likewise.
29112 * config/i386/sse.md (AVXMODEDI): New.
29113 (avx_movnt<mode>): Likewise.
29114 (avx_movnt<mode>): Likewise.
29115 (<sse>_movnt<mode>): Remove AVX support.
29116 (sse2_movntv2di): Likewise.
29118 2009-01-07 Richard Guenther <rguenther@suse.de>
29120 PR middle-end/38751
29121 * fold-const.c (extract_muldiv): Remove obsolete comment.
29122 (fold_plusminus_mult_expr): Undo MINUS_EXPR
29123 to PLUS_EXPR canonicalization for the canonicalization.
29125 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
29127 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
29128 hosted cross-compilers generating less efficient code.
29130 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29132 * function.h (rtl_data): Add a dbr_scheduled_p field.
29133 * reorg.c (dbr_schedule): Set it.
29134 (gate_handle_delay_slots): Check it.
29135 * config/mips/mips.c (mips_base_delayed_branch): Delete.
29136 (mips_reorg): Check flag_delayed_branch instead of
29137 mips_base_delayed_branch.
29138 (mips_override_options): Don't set mips_base_delayed_branch
29139 or flag_delayed_branch.
29141 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29143 PR rtl-optimization/38426.
29144 * ira.c (ira): Set current_function_is_leaf earlier.
29146 2009-01-06 Jakub Jelinek <jakub@redhat.com>
29148 PR rtl-optimization/38722
29149 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
29150 too early, only set a flag and modify after last possible
29153 2009-01-06 Janis Johnson <janis187@us.ibm.com>
29156 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
29157 * real.c (decimal_single_format): Correct values of emin and emax.
29158 (decimal_double_format): Ditto.
29159 (decimal_quad_format): Ditto.
29160 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
29161 computation of DECnn_MIN and DECnn_MAX for corrected values of
29162 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
29163 __DECnn_MIN__, and adjust its computation for the corrected value
29166 2009-01-06 Jan Hubicka <jh@suse.cz>
29169 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
29171 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
29173 * doc/contrib.texi (Contributors): Slightly adjust the end note.
29174 Add Robert Clark to the list of testers.
29176 2009-01-06 Jan Hubicka <jh@suse.cz>
29177 Kai Tietz <kai.tietz@onevision.com>
29179 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
29180 * config/i386/i386.c (ix86_expand_call): Add clobbers.
29182 2009-01-06 Jan Hubicka <jh@suse.cz>
29183 Kai Tietz <kai.tietz@onevision.com>
29185 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
29187 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
29188 (ix86_nsaved_regs): Count only general purpose regs.
29189 (ix86_nsaved_sseregs): New.
29190 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
29191 to 16 for w64; compute padding and size of sse reg save area.
29192 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
29193 general purpose regs.
29194 (ix86_emit_save_sse_regs_using_mov): New.
29195 (ix86_expand_prologue): Save SSE regs if needed.
29196 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
29197 (ix86_emit_restore_sse_regs_using_mov): New.
29198 (ix86_expand_epilogue): Save SSE regs if needed.
29200 2009-01-06 Jan Hubicka <jh@suse.cz>
29201 Kai Tietz <kai.tietz@onevision.com>
29203 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
29204 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
29205 functions when accumulate outgoing args is off.
29207 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29210 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29211 before using pseudos_have_intersected_live_ranges_p.
29213 * ira-int.h (ira_assert): Always define.
29215 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29217 AVX Programming Reference (December, 2008)
29218 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29219 (_mm256_permute2_pd): Likewise.
29220 (_mm_permute2_ps): Likewise.
29221 (_mm256_permute2_ps): Likewise.
29222 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29223 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29225 * config/i386/i386.c (ix86_builtins): Remove
29226 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29227 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29228 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29229 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29230 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29231 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29232 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29233 __builtin_ia32_vpermil2ps256.
29234 (ix86_init_mmx_sse_builtins): Updated.
29235 (ix86_expand_args_builtin): Likewise.
29237 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29239 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29240 long absolute calls when generating PA 2.0 code.
29242 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29244 PR rtl-optimization/38583
29245 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29247 * params.def (ira-max-conflict-table-size): New.
29249 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29251 * ira.h (ira_conflicts_p): New external definition.
29253 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29254 table. Report this. Return result of building.
29255 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29256 building conflict table.
29258 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29259 (ira_color): Use ira_conflicts_p.
29261 * global.c: Include ira.h.
29262 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29265 * Makefile.in (global.o): Add ira.h.
29267 * ira-build.c (mark_all_loops_for_removal,
29268 propagate_some_info_from_allocno): New.
29269 (remove_unnecessary_allocnos): Call
29270 propagate_some_info_from_allocno.
29271 (remove_low_level_allocnos): New.
29272 (remove_unnecessary_regions): Add parameter. Call
29273 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29274 parameter to remove_unnecessary_regions.
29275 (ira_build): Remove all regions but root if the conflict table was
29276 not built. Update conflict hard regs for allocnos crossing calls.
29278 * ira.c (ira_conflicts_p): New global.
29279 (ira): Define and use ira_conflicts_p.
29281 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29282 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29283 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29285 2009-01-06 Ben Elliston <bje@au.ibm.com>
29287 * gengtype-lex.l (YY_NO_INPUT): Define.
29289 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29292 * c-common.c (handle_vector_size_attribute): Also reject
29293 BOOLEAN_TYPE types.
29295 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29297 PR tree-optimization/38492
29298 * graphite.c (rename_map_elt, debug_rename_elt,
29299 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29300 rename_map_elt_info, eq_rename_map_elts,
29301 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29302 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29303 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29304 (sese_build_livein_liveouts): New.
29305 (new_sese, free_sese): New.
29306 (new_scop): Call new_sese.
29307 (free_scop): Call free_sese.
29308 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29309 (register_old_new_names): Renamed register_old_and_new_names.
29310 (register_scop_liveout_renames, add_loop_exit_phis,
29311 insert_loop_close_phis, struct igp,
29312 default_liveout_before_guard, add_guard_exit_phis,
29313 insert_guard_phis, copy_renames): New.
29314 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29315 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29316 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29317 (scop_adjust_phis_for_liveouts): New.
29318 (gloog): Call scop_adjust_phis_for_liveouts.
29320 * graphite.h (struct sese): Documented. Added fields liveout,
29321 num_ver and livein.
29322 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29323 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29324 (struct scop): Added field liveout_renames.
29325 (SCOP_LIVEOUT_RENAMES): New.
29327 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29329 PR tree-optimization/38510
29330 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29331 (translate_clast): Call recompute_all_dominators before
29333 (gloog): Call recompute_all_dominators before graphite_verify.
29335 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29336 Jan Sjodin <jan.sjodin@amd.com>
29338 PR tree-optimization/38500
29339 * graphite.c (create_sese_edges): Call fix_loop_structure after
29342 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29344 * config.gcc: Add m32r*-*-rtems*.
29345 * config/m32r/rtems.h: New file.
29347 2009-01-05 Ben Elliston <bje@au.ibm.com>
29349 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29350 (.po.pox): Likewise.
29351 (po/gcc.pot): Likewise.
29353 2009-01-04 David S. Miller <davem@davemloft.net>
29355 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29356 (STARTING_FRAME_OFFSET): Always set to zero.
29358 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29360 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29361 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29362 fixed-point types, and vectors of the same.
29364 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29366 * config/mips/sync.md (*mb_barrier): Rename to...
29367 (*memory_barrier): ...this.
29369 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29371 * doc/extend.texi (Function Attributes): Move @cindex after @item
29372 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29373 and put in alphabetical order. Fix 'target' name and put in order.
29374 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29377 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29379 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29380 (memory_barrier): Expand as unspec instead of unspec_volatile.
29381 Remove mem:BLK from insn operands. Use Pmode scratch register.
29382 (*memory_barrier): Define as unspec instead of unspec_volatile.
29383 Use (match_dup 0) as input operand.
29385 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29386 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29387 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29388 scratch register. Remove operand 1.
29389 (*stbar): Define as unspec instead of unspec_volatile.
29390 Use (match_dup 0) as input operand, remove (const_int 8).
29391 (*membar): Define as unspec instead of unspec_volatile.
29392 Use (match_dup 0) as input operand, remove input operand 2.
29394 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29395 (memory_barrier): Expand as unspec instead of unspec_volatile.
29396 Remove mem:BLK from insn operands. Use Pmode scratch register.
29397 (*memory_barrier): Define as unspec instead of unspec_volatile.
29398 Use (match_dup 0) as input operand.
29400 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29401 Remove mem:BLK from insn operands. Use Pmode scratch register.
29402 Set volatile flag on operand 0.
29403 (*memory_barrier): New insn pattern.
29405 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29407 (*memory_barrier): Use (match_dup 0) as input operand.
29409 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29410 Remove mem:BLK from insn operands. Use Pmode scratch register.
29411 Set volatile flag on operand 0.
29412 (*mb_internal): New insn pattern.
29414 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29416 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29418 PR middle-end/38586
29419 * function.c (struct temp_slot): Move to the section of the file
29420 that deals with temp slots. Remove field 'address'.
29421 (temp_slot_address_table): New hash table of address -> temp slot.
29422 (struct temp_slot_address_entry): New struct, items for the table.
29423 (temp_slot_address_compute_hash, temp_slot_address_hash,
29424 temp_slot_address_eq, insert_temp_slot_address): Support functions
29426 (find_temp_slot_from_address): Rewrite to use the new hash table.
29427 (remove_unused_temp_slot_addresses): Remove addresses of temp
29428 slots that have been made available.
29429 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29430 worker function for remove_unused_temp_slot_addresses.
29431 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29432 Add the temp slot address to the address -> temp slot map.
29433 (update_temp_slot_address): Update via insert_temp_slot_address.
29434 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29435 (pop_temp_slots): Likewise.
29436 (init_temp_slots): Allocate the address -> temp slot map, or empty
29437 the map if it is already allocated.
29438 (prepare_function_start): Initialize temp slot processing.
29440 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29442 PR middle-end/38584
29443 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29444 Calculate the size of all stack vars assuming no packing of stack
29445 vars will happen, replacing a quadratic algorithm with a linear one.
29447 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29450 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29453 2009-01-03 Diego Novillo <dnovillo@google.com>
29455 * doc/contrib.texi: Update contributions.
29457 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29460 * builtins.c (fold_builtin_memory_op): Give up if either operand
29461 is volatile. Set srctype or desttype to non-qualified version
29465 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29466 and FUNCTION_DECLs.
29468 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29470 PR rtl-optimization/35805
29471 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29472 problem if fast dce is able to remove any instructions.
29473 * dce.c (dce_process_block): Fix dump message.
29475 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29478 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29480 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29482 PR middle-end/38690
29483 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29484 * tree-pretty-print.c (op_code_prio): New function.
29485 (op_prio): No longer static. Use op_code_prio.
29486 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29487 Use op_prio and op_code_prio to determine if () should be
29488 printed around operand(s) or not.
29490 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29491 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29492 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29493 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29494 pp_character instead of pp_string for single letter printing.
29496 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29498 * doc/extend.texi: Fix '#pragma GCC option' typo.
29500 2009-01-02 Richard Guenther <rguenther@suse.de>
29502 * doc/install.texi (--enable-checking): Mention different
29503 default for stage1.
29504 (--enable-stage1-checking): Document.
29506 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29508 PR middle-end/30142
29509 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29510 case to be an error.
29512 2009-01-02 Ben Elliston <bje@au.ibm.com>
29514 * config/fp-bit.h (pack_d): Constify argument.
29515 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29516 (isnan): Constify argument.
29518 (iszero): Likewise.
29519 (pack_d): Likewise.
29520 (_fpadd_parts): Constify return type.
29521 (_fpmul_parts): Likewise.
29522 (_fpdiv_parts): Likewise.
29524 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29527 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29528 warn about overwriting initializer with side-effects or
29529 -Woverride-init if !IMPLICIT.
29530 (output_init_element): Likewise. Pass IMPLICIT down to
29532 (process_init_element): Add IMPLICIT argument. Pass it down
29533 to output_init_element.
29534 (push_init_element, pop_init_level, set_designator): Adjust
29535 process_init_element callers.
29536 (set_nonincremental_init, set_nonincremental_init_from_string):
29537 Adjust add_pending_init callers.
29538 (output_pending_init_elements): Adjust output_init_element callers.
29539 * c-tree.h (process_init_element): Adjust prototype.
29540 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29541 process_init_element callers.
29544 Copyright (C) 2009 Free Software Foundation, Inc.
29546 Copying and distribution of this file, with or without modification,
29547 are permitted in any medium without royalty provided the copyright
29548 notice and this notice are preserved.