1 2009-10-22 Richard Guenther <rguenther@suse.de>
3 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
6 2009-10-22 Jan Hubicka <jh@suse.cz>
9 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
11 (check_call): Handle only indirect calls.
12 (propagate_bits): Update comment.
13 (write_node_summary_p): Turn bogus check to assert.
14 (ipa_reference_write_summary): Stream calls_read_all properly.
15 (ipa_reference_read_summary): Stream in calls_read_all properly.
16 (read_write_all_from_decl): New function.
17 (propagate): Handle OVERWRITABLE nodes and external calls here.
18 * ipa-pre-const.c (check_call): In IPA mode handle indirect calls
20 (analyze_function): Do not check visibility here.
21 (add_new_function): We summary OVERWRITABLE too.
22 (generate_summary): Stream OVERWRITABLE nodes too.
23 (propagate): Handle external calls and OVERWRITABLE nodes here.
24 (local_pure_const): Check visibility here.
26 2009-10-22 Jan Hubicka <jh@suse.cz>
28 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
29 (pass_ipa_cp): Register them.
30 (ipcp_init_stage): Analyze all functions for whopr/lto.
31 (ipcp_propagate_stage): Skip external calls.
32 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
33 * ipa-reference.c (write_node_summary_p): Fix thinko about availability.
34 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
35 when in ltrans, skip executing of ipa passes since everything should've
37 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
38 (inline_generate_summary): Likewise.
39 (inline_read_summary): New function.
40 (inline_write_summary): New function.
41 (pass_ipa_inline): Register new hooks.
42 * ipa-prop.c: Inlcude lto-streamer.h
43 (ipa_edge_args_vector): Update declaration.
44 (ipa_count_arguments, ipa_compute_jump_functions,
45 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
46 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
47 ipa_read_node_info): New static functions.
48 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
49 (duplicate_array): Use xmalloc.
50 (duplicate_ggc_array): New.
51 (ipa_edge_duplication_hook): Use it.
52 (ipa_update_after_lto_read): New function.
53 * ipa-prop.h (ipa_prop_write_jump_functions,
54 ipa_prop_read_jump_functions): Declare.
55 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
56 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
57 (ipa_edge_args_vector): Move into GGC.
58 (ipa_check_create_edge_args): Update.
59 (ipa_update_after_lto_read): New.
60 * passes.c (ipa_write_summaries_1): When in wpa, do not write summaries.
61 (ipa_read_summaries): When in ltrans, so not read summaries.
62 * lto-streamer.c (lto_get_section_name): Add LTO_section_jump_functions.
63 * lto-streamer.h (LTO_section_jump_functions): New section.
64 (produce_asm): Declare.
65 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
66 * lto-streamer-out.c (produce_asm): Export.
67 * lto-streamer-in.c: Include tree-pass.h
68 (input_function): Free dominance info when done.
69 (lto_read_body): Push ipa_inline in ltrans stage.
70 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
71 * Makefile.in (GTFILES): Add ipa-prop.h
73 2009-10-22 Matthias Klose <doko@ubuntu.com>
75 * doc/install.texi: Document --enable-browser-plugin.
77 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
79 * doc/invoke.texi (fira-loop-pressure): Update default value.
80 * opts.c (decode_options): Remove default value setting for
81 flag_ira_loop_pressure.
82 * config/ia64/ia64.c (ia64_override_options): Set
83 flag_ira_loop_pressure up for -O3.
84 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
86 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
88 PR tree-optimization/41497
89 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
90 chrec_dont_know if the evolution function returned by follow_ssa_edge
91 is constant in the analyzed loop and is not compatible with the
92 initial value before the loop.
93 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
95 2009-10-21 Joseph Myers <joseph@codesourcery.com>
97 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
99 2009-10-21 Jakub Jelinek <jakub@redhat.com>
102 * doc/invoke.texi: Document -print-multi-os-directory.
104 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
107 * gcc/config/darwin10.h: Use default_emit_unwind_label.
108 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
109 when darwin_emit_unwind_label is used.
111 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
113 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
116 2009-10-20 Richard Henderson <rth@redhat.com>
118 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
119 before emit_post_landing_pad.
121 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
123 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
124 Use when calling rtx_costs.
125 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
126 global optimize_size. Pass speed to mips_binary_cost.
128 2009-10-20 Jakub Jelinek <jakub@redhat.com>
130 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
133 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
135 * rtl.h (simplify_replace_fn_rtx): Declare.
136 (wrap_constant, unwrap_constant): Delete.
137 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
138 (expand_debug_expr): Don't call wrap_constant.
139 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
140 (auto_adjust_pair): Fold into...
141 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
142 Just return a new value.
143 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
144 otherwise use simplify_replace_rtx.
145 * cselib.c (wrap_constant): Reinstate old definition.
146 (cselib_expand_value_rtx_1): Don't wrap constants.
147 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
148 simplify_replace_rtx.
149 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
150 * reload1.c (reload): Skip all uses for an insn before adjusting it.
151 Use simplify_replace_rtx.
152 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
154 (simplify_replace_rtx): ...here. Turn into a wrapper for
155 simplify_replace_fn_rtx.
156 (simplify_unary_operation): Don't unwrap CONSTs.
157 * var-tracking.c (check_wrap_constant): Delete.
158 (vt_expand_loc_callback): Don't call it.
159 (vt_expand_loc): Likewise.
161 2009-10-20 Pascal Obry <obry@adacore.com>
162 Eric Botcazou <ebotcazou@adacore.com>
164 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
166 2009-10-20 Michael Matz <matz@suse.de>
168 * loop-invariant.c (create_new_invariant): Use different magic number.
170 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
173 * arm.c (arm_override_options): Forcibly disable hot/cold block
176 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
179 * haifa-sched.c (try_ready): Skip debug deps updating speculation
182 2009-10-20 Richard Guenther <rguenther@suse.de>
184 * ggc-page.c: Include cfgloop.h.
185 (struct max_alignment): Drop long double, add void *.
186 (extra_order_size_table): Add low non-power-of-two multiples
187 of MAX_ALIGNMENT. Drop small type-based entries, add
188 tree_type, cgraph_node and loop.
189 * alloc-pool.c (struct allocation_object_def): Drop long double
192 2009-10-20 Jakub Jelinek <jakub@redhat.com>
195 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
196 referenced just in DEBUG_INSNs.
198 2009-10-20 Richard Guenther <rguenther@suse.de>
201 * gimple.c (gimple_register_type): Make sure we register
202 the types main variant first.
204 2009-10-20 Richard Guenther <rguenther@suse.de>
206 * gimple.c (gimple_types_compatible_p): Simplify. Move
207 cheap checks before hashtable queries. Add checks for
208 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
210 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
212 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
213 without size or with size that can't be represented as a host integer.
215 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
217 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
218 the removal of a debug stmt as a significant change.
220 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
222 * config/s390/s390.md: Added agen condition to operand
224 Added bypass for early address generation use of int results.
227 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
229 * config/i386/i386.c: Remove signal.h #include.
231 2009-10-20 Jie Zhang <jie.zhang@analog.com>
233 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
234 * doc/rtl.texi: Document ss_abs.
236 2009-10-19 Jakub Jelinek <jakub@redhat.com>
238 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
239 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
240 instead of C_LEX_RAW_STRINGS.
241 (lex_string): Handle CPP_UTF8STRING.
242 * c-parser.c (c_parser_postfix_expression): Likewise.
243 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
244 (C_LEX_STRING_NO_JOIN): ... this.
246 2009-10-19 Anatoly Sokolov <aesok@post.ru>
248 * config/cris/cris.c (cris_function_value, cris_libcall_value,
249 cris_function_value_regno_p): New functions.
250 (cris_promote_function_mode): Update comment.
251 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
252 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
253 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
254 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
256 2009-10-19 Jakub Jelinek <jakub@redhat.com>
258 * unwind-dw2.c (execute_stack_op): Fix operand order for
259 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
261 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
263 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
264 (lower_stmt) <GIMPLE_BIND>: Add comment.
265 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
267 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
268 Otherwise lower it and set cannot_fallthru to true.
269 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
270 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
271 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
272 to true for a noreturn call. Do not remove statements.
273 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
274 Set cannot_fallthru to false on function exit.
275 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
276 <GIMPLE_ASSIGN>: Remove.
278 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
280 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
282 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
284 * config/s390/s390.c (s390_z10_optimize_cmp): Use
285 next/prev_active_insn to skip DEBUG_INSNs as well.
287 2009-10-19 Joseph Myers <joseph@codesourcery.com>
289 * config/arm/arm.c (output_move_neon): Use DImode in call to
292 2009-10-19 Matthias Klose <doko@ubuntu.com>
295 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
297 2009-10-19 Jakub Jelinek <jakub@redhat.com>
299 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
301 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
304 * optabs.c (expand_binop): Make mode of shift count expression mode
305 of shift count not target.
308 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
310 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
311 case. Force using values to replace references within the statement.
312 (convert_local_reference_stmt): Likewise.
314 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
316 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
317 remove a subsequent GOTO or RETURN statement.
319 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
321 * config/avr.md (*movqi): Add zero as equally preferable constraint
325 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
327 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
329 2009-10-17 Richard Guenther <rguenther@suse.de>
331 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
333 2009-10-17 Richard Guenther <rguenther@suse.de>
335 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
336 operands in COMPONENT_REFs.
338 2009-10-17 Anatoly Sokolov <aesok@post.ru>
340 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
341 if not defined. Change type of second argument to const_rtx.
342 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
344 * targhooks.h (default_libcall_value): Update prototype.
345 * target.h (struct gcc_target): Change type of second argument of
346 libcall_value to const_rtx.
347 * config/arm/arm.c (arm_libcall_value): Change type of second argument
349 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
350 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
352 2009-10-17 Jakub Jelinek <jakub@redhat.com>
355 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
356 * cgraphunit.c (cgraph_optimize): Call it.
357 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
358 (dwarf2out_assembly_start): ... here. New hook.
359 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
360 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
362 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
363 * sdbout.c (sdb_debug_hooks): Likewise.
364 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
365 (vmsdbgout_assembly_start): New hook.
367 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
369 * rtl.h (RTL_LOCATION): Fix typo.
371 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
373 * print-rtl.c (print_rtx): Print locators in asm_operands
376 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
379 * sched-deps.c (depl_on_debug_p): New.
380 (attach_dep_link): Reject debug deps before nondebug deps.
381 (add_to_deps_list): Insert debug deps after nondebug deps.
382 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
384 (sd_add_dep): Do not reject debug deps.
385 (add_insn_mem_dependence): Don't count debug deps.
386 (remove_from_deps): Likewise.
387 (sched_analyze_2): Set up mem deps on debug insns.
388 (sched_analyze_insn): Record reg uses for deps on debug insns.
389 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
390 try_ready nondebug insn after debug insn.
391 * ddg.c (create_ddg_dep_from_intra_loop_link,
392 create_ddg_dep_no_link): Don't reject debug deps.
394 2009-10-16 Richard Guenther <rguenther@suse.de>
396 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
397 (maybe_merge_incomplete_and_complete_type): Likewise.
398 (lto_symtab_merge): Do not call them. Do not warn for
399 complete vs. incomplete compatible types.
400 (lto_symtab_merge_decls_2): Simplify.
401 * gimple.c (gimple_force_type_merge): Remove.
402 (gimple_types_compatible_p): Make it static.
403 * gimple.h (gimple_force_type_merge): Remove.
404 (gimple_types_compatible_p): Likewise.
406 2009-10-16 Jakub Jelinek <jakub@redhat.com>
408 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
409 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
411 2009-10-16 Richard Guenther <rguenther@suse.de>
413 PR tree-optimization/41728
414 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
415 if fold_stmt did anything.
417 2009-10-16 Richard Guenther <rguenther@suse.de>
420 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
421 (maybe_fixup_handled_component): New function.
422 (input_gimple_stmt): Fixup mismatched decl replacements.
424 2009-10-16 Richard Guenther <rguenther@suse.de>
427 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
428 the same as VAR_DECL.
430 2009-10-16 Richard Guenther <rguenther@suse.de>
432 * gimple.c (iterative_hash_gimple_type): For integer types
433 also hash their minimum and maximum values and the string flag.
434 For array types hash their domain and the string flag.
436 2009-10-16 Richard Guenther <rguenther@suse.de>
438 * gimple.c (gimple_types_compatible_p): Restrict completing
439 types to record or unions. Simplify completion.
440 Do not merge records or unions with different
441 TYPE_STRUCTURAL_EQUALITY_P tag.
442 (iterative_hash_gimple_type): Restrict non-recursing into
443 pointer targets for records and unions.
445 2009-10-15 Jakub Jelinek <jakub@redhat.com>
448 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
449 * dwarf2out.c (mem_loc_descriptor): Don't handle
450 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
451 punt if it is not lowpart subreg or if inner mode isn't
454 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
456 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
457 investigating previous or next insns.
459 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
461 * tree-sra.c (build_ref_for_offset_1): Update comment.
463 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
465 * config/s390/s390.md (atype): Added missing values.
467 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
470 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
471 (casesi64p): Update pattern to reflect above.
473 2009-10-15 Steve Ellcey <sje@cup.hp.com>
475 PR rtl-optimization/41697
476 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
478 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
481 * config/rs6000/predicates.md: Update copyright year.
482 * config/rs6000/altivec.md: Ditto.
484 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
485 (MD_INCLUDES): Add a2.md.
487 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
488 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
489 (builtin_classify): New static vector to classify various builtins
490 to get the tree attributes correct.
491 (def_builtin): Set the attributes of builtins based on what the
492 builtin does (i.e. memory operation, floating point, saturation
493 need special attributes, others are pure functions).
495 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
497 (enum rs6000_builtins): Include rs6000-builtin.def to define the
498 builtins. Change the end marker to MAX_RS6000_BUILTINS from
499 RS6000_BUILTIN_COUNT.
500 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
503 * config/rs6000/rs6000-builtin.def: New file that combines the
504 builtin enumeration name and attributes.
506 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
508 * config/i386/linux.h (ASM_SPEC): Add --32.
510 2009-10-15 Jakub Jelinek <jakub@redhat.com>
512 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
513 and DW_TAG_template_alias.
514 (dwarf_attr_name): Handle DW_AT_main_subprogram,
515 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
516 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
517 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
518 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
519 and DW_AT_GNU_odr_signature.
520 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
521 DW_FORM_flag_present and DW_FORM_ref_sig8.
522 (output_signature): Only print name on the first byte.
523 (output_die): Likewise for dw_val_class_data8.
525 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
527 * doc/invoke.texi: Clarify that most optimizations are not enabled
530 2009-10-15 Richard Guenther <rguenther@suse.de>
533 * gimple.c (compare_type_names_p): Handle anonymous names
534 differently based on new mode argument.
535 (gimple_types_compatible_p): For structs also compare the tags.
536 (iterative_hash_type_name): Rename to ...
537 (iterative_hash_name): ... this. Hash all names.
538 (iterative_hash_gimple_type): Fix hashing the struct tag of
539 pointer targets. Hash field decl names.
541 2009-10-15 Richard Guenther <rguenther@suse.de>
544 * gimple.c (gimple_get_alias_set): Avoid recursing on
545 invalid type topology.
547 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
549 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
551 2009-10-15 Richard Guenther <rguenther@suse.de>
553 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
555 2009-10-15 Jakub Jelinek <jakub@redhat.com>
557 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
558 add --with-tune{,-32,-64} configured default for -mtune if explicit
561 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
563 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
565 2009-10-14 DJ Delorie <dj@redhat.com>
567 * config/h8300/h8300.c (F): New.
569 (h8300_emit_stack_adjustment): Call them.
571 (h8300_push_pop): Likewise.
572 (h8300_expand_prologue): Likewise.
573 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
574 (MUST_USE_SJLJ_EXCEPTIONS): Define.
575 (INCOMING_RETURN_ADDR_RTX): Define.
576 (INCOMING_FRAME_SP_OFFSET): Define.
577 (DWARF_CIE_DATA_ALIGNMENT): Define.
579 2009-10-14 Jakub Jelinek <jakub@redhat.com>
581 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
582 fields in builtin structs.
583 (finalize_record_size): Likewise.
585 2009-10-14 Richard Guenther <rguenther@suse.de>
587 * gimple.c (gtc_ob): New global.
588 (struct type_pair_d): Replace pointers with type UIDs.
589 (type_pair_hash): Adjust.
590 (type_pair_eq): Likewise.
591 (lookup_type_pair): Likewise. Allocate from an obstack.
592 (gimple_force_type_merge): Adjust.
593 (gimple_types_compatible_p): Likewise.
594 (free_gimple_type_tables): Free the obstack.
596 2009-10-14 Jakub Jelinek <jakub@redhat.com>
598 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
599 stmts setting DEBUG_EXPR_DECLs.
601 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
602 Don't crash if mode1 is VOIDmode.
604 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
606 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
607 * params.h (IRA_LOOP_RESERVED_REGS): New.
608 * tree-pass.h (pass_subregs_of_mode_init,
609 pass_subregs_of_mode_finish): Remove.
610 * passes.c (pass_subregs_of_mode_init,
611 pass_subregs_of_mode_finish): Remove.
612 (pass_reginfo_init): Move before loop optimizations.
613 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
614 * common.opt (fira-loop-pressure): New.
615 * toplev.h (flag_ira_loop_pressure): New.
616 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
617 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
618 Make external and void type functions.
619 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
620 pass_subregs_of_mode_finish): Remove.
621 * ira-costs.c (init_costs): Call init_subregs_of_mode.
622 * regmove.c: Include ira.h.
623 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
624 register pressure calculation in loops.
625 * loop-invariant.c: Include REGS_H and ira.h.
626 (struct loop_data): New members max_reg_pressure, regs_ref, and
628 (struct invariant): New member orig_regno.
629 (curr_loop): New variable.
630 (find_exits): Initialize regs_ref and regs_live.
631 (create_new_invariant): Initialize orig_regno.
632 (get_cover_class_and_nregs): New.
633 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
634 array. Add code for flag_ira_loop_pressure.
635 (gain_for_invariant): Make new_regs an array. Add code for
636 flag_ira_loop_pressure.
637 (best_gain_for_invariant): Ditto.
638 (set_move_mark): New parameter gain. Use it for debugging output.
639 (find_invariants_to_move): Make regs_needed and new_regs an array.
640 Add code for flag_ira_loop_pressure.
641 (move_invariant_reg): Set up orig_regno.
642 (move_invariants): Set up reg classes for pseudos for
643 flag_ira_loop_pressure.
644 (free_loop_data): Clear regs_ref and regs_live.
645 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
646 get_regno_cover_class, change_pressure, mark_regno_live,
647 mark_regno_death, mark_reg_store, mark_reg_clobber,
648 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
649 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
650 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
651 register pressure calculation in loops if new regs were added.
652 Call finish_subregs_of_mode.
653 * opts.c (decode_options): Set up flag_ira_loop_pressure.
654 * Makefile.in (loop-invariant.o): Add ira.h.
656 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
658 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
660 2009-10-14 Richard Guenther <rguenther@suse.de>
662 * lto-symtab.c (lto_symtab_compatible): Fold in ...
663 (lto_symtab_merge): ... here. Rewrite both to take the
664 prevailing and a to-be-merged entry and to queue diagnostics properly.
665 (lto_symtab_resolve_replaceable_p): New predicate for
667 (lto_symtab_resolve_can_prevail_p): Likewise.
668 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
669 handles merging commons by choosing the largest decl. Fold
670 in code that gives ODR errors.
671 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
673 (lto_symtab_merge_decls_1): Re-structure. Deal with the
674 case of no prevailing decl here. Diagnose mismatches
675 in object types here. Drop all but the prevailing decls.
676 (lto_symtab_prevailing_decl): Return the single prevailing decl.
677 * lto-streamer-in.c (lto_input_tree_ref): Deal with
678 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
680 2009-10-14 Richard Guenther <rguenther@suse.de>
683 * lto-streamer-in.c (input_bb): Replace debug stmts with
684 nops instead of dropping them.
686 2009-10-14 Nick Clifton <nickc@redhat.com>
688 * gcc/doc/extended.texi: Replace the dash character with @minus{}
689 in situations where it is being used as a minus symbol.
690 * gcc/doc/tm.texi: Likewise.
691 * gcc/doc/md.texi: Likewise.
693 2009-10-14 Jakub Jelinek <jakub@redhat.com>
695 PR preprocessor/41543
696 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
697 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
698 * tree.c: Include intl.h.
699 (expand_location): Handle BUILTINS_LOCATION.
700 * Makefile.in (tree.o): Depend on intl.h.
703 * dwarf2out.c (dwarf2out_var_location): Always clear
704 last_postcall_label when changing last_label.
706 2009-10-14 Pascal Obry <obry@adacore.com>
708 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
709 (process_command): Handle -E as done with -c and -S. Do not add
710 the target executable suffix to the output file when -E is used.
711 (main): Adjust error message accordingly.
713 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
719 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
721 (tree_code_size): Likewise.
723 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
725 * builtins.c (fold_builtin_1): Support complex "arc" functions.
726 * real.h (HAVE_mpc_arc): Define.
728 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
730 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
731 (struct builtin_description): Add fndecl field.
732 (bdesc): Remove const qualifier. Update initializer.
733 (sh_media_init_builtins): Remove const qualifier for d. Record
734 the result of add_builtin_function to the fndecl field.
735 (sh_builtin_decl): New.
736 (sh_media_builtin_decl): New.
738 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
741 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
742 requests between special registers.
744 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
746 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
748 2009-10-13 Richard Henderson <rth@redhat.com>
750 PR tree-optimization/41377
751 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
752 (cleanup_empty_eh_merge_phis): New change_region parameter;
753 pass it on to redirect_eh_edge_1. Update callers.
754 (cleanup_empty_eh_unsplit): Don't require an existing EH label
755 at the destination block.
757 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
759 * passes.c (register_pass): Replaced gcc_unreachable by
760 fatal_error on failure. Mentions plugins in comments & messages.
762 2009-10-13 Jakub Jelinek <jakub@redhat.com>
765 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
766 * sched-vis.c (print_value): Use it.
767 * cselib.c (cselib_hash_rtx): Likewise.
768 * print-rtl.c (print_rtx): Likewise.
769 * cfgexpand.c (expand_debug_rtx): Likewise.
770 * var-tracking.c (vt_expand_loc_callback): Likewise.
772 2009-10-13 Richard Guenther <rguenther@suse.de>
775 * opts.c (handle_option): Split out code to handle setting
776 the options flag var ...
777 (set_option): ... here.
778 * opts.h (set_option): Declare.
779 * lto-opts.c (register_user_option_p): Include -fexceptions
780 and all position independent code variants.
781 (handle_common_option): Remove.
782 (lto_reissue_options): Use set_option.
784 2009-10-13 Martin Jambor <mjambor@suse.cz>
786 PR tree-optimization/41661
787 * ipa-prop.c (compute_complex_pass_through): Allow only operations
788 that are tcc_comparisons or do not change the type in any
790 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
791 folding tcc_comparison operations.
793 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
795 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
798 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
804 * tree.def (DEBUG_EXPR_DECL): New.
805 * rtl.def (DEBUG_EXPR): New.
806 * gengtype.c (adjust_field_rtx_def): Handle it.
807 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
808 (insert_debug_temp_for_var_def): ... this. Drop support for
809 moving. Take iterator for def stmt; insert debug stmt before it.
810 Scan early for use count and kind in debug stmts.
811 (propagate_defs_into_debug_stmts): Rename to...
812 (insert_debug_temps_for_defs): ... this. Likewise.
813 * tree.h (DEBUG_TEMP_UID): New.
814 * tree.c (next_debug_decl_uid): New.
815 (make_node_stat): Count debug decls separately.
816 (copy_node_stat): Likewise.
817 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
818 * var-tracking.c (dv_is_decl_p): Recognize it.
819 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
820 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
821 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
822 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
823 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
824 (cselib_hash_rtx): Likewise.
825 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
826 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
828 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
829 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
830 * rtl.c (copy_rtx): Likewise.
831 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
832 * print-rtl.c (print_rtx): Likewise.
833 * sched-vis.c (print_value): Likewise.
834 (print_insn): Handle DEBUG_EXPR_DECL.
835 * tree-dump.c (dequeue_and_dump): Likewise.
836 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
837 * gimple-iterator (gsi_replace): Check for same lhs.
838 (gsi_remove): Insert debug temps.
839 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
840 (move_computations_stmt): Drop explicit propagation into debug stmts.
841 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
842 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
843 * tree-ssa-sink.c (statement_sink_location): Likewise.
844 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
845 * tree-ssanames.c (release_ssa_name): Adjust for rename.
846 * tree-flow.h: Likewise.
847 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
848 debug temps without values.
849 (eliminate_unnecessary_stmts): Don't discard just-inserted
852 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
855 * config/cris/cris.md (andu): Check that operand 1 is one of the
856 general registers. Fix typo in head comment.
858 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
860 * config/i386/i386.md (vswapmov): New.
861 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
862 (ix86_function_ms_hook_prologue): New.
863 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
864 * configure.ac: Test for swap suffix support in as.
865 * configure: Rebuild.
867 2009-10-12 Jakub Jelinek <jakub@redhat.com>
870 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
871 paradoxical subregs to prevent partial register stalls if the inner
872 mode is integer mode.
874 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
876 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
878 2009-10-12 Dodji Seketeli <dodji@redhat.com>
881 * gcc/dwarf2out.c (template_parameter_pack_die,
882 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
884 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
887 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
889 (maybe_register_def): Likewise. Take stmt iterator.
890 (rewrite_update_stmt): Take stmt iterator and pass it on.
891 (rewrite_update_enter_block): Pass stmt iterator.
893 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
895 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
896 (spu_builtin_decl): New function.
898 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
900 * config/i386/i386.md (SWIM): New mode iterator.
901 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
902 using SWIM mode iterator.
903 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
904 patterns using SWI48 mode iterator.
905 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
906 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
907 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
908 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
909 patterns using SWI248 mode iterator.
910 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
911 gen_x86_movdicc_0_m1_rex64 for renamed function
913 2009-10-11 Jose Ruiz <ruiz@adacore.com>
914 Eric Botcazou <ebotcazou@adacore.com>
917 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
918 * config/sparc/sol2-unwind.h: New file.
920 2009-10-11 Olivier Hainque <hainque@adacore.com>
921 Eric Botcazou <ebotcazou@adacore.com>
924 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
925 * config/i386/sol2-unwind.h: New file.
927 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
930 * config/i386/i386.md (addsi_1_zext): Get the proper second
933 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
935 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
936 all OLD_RTXes, not just REGs. Use copy_rtx to create the
939 2009-10-11 Richard Guenther <rguenther@suse.de>
941 * gimple.c (iterative_hash_type_name): Do not handle special
944 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
946 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
947 (*setcc_si_1_and): Ditto.
948 (*setcc_si_1_movzbl): Ditto.
949 (*setcc_<mode>_2): Ditto.
950 (*setcc_qi): Rename from *setcc_1.
951 (*setcc_qi_slp): Rename from *setcc_2.
953 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
954 (*zero_extendqisi2_movzbw_and splitter): Ditto.
956 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
957 "if" condition, there is already assert with reload_completed present.
959 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
961 * plugin.c (try_init_one_plugin): Improve constness of variable err.
963 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
965 * doc/install.texi (Final install): Refer to
966 http://gcc.gnu.org/bugs/ for bug reporting.
968 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
970 * configure.ac: Add test for dci instruction.
971 * configure: Regenerate.
972 * config.in: Likewise.
973 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
974 * doc/invoke.texi: Add cpu_type 476 and 476fp.
975 (-mmulhw): Add 476 to description.
977 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
978 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
979 (processor_target_table): Add 476 and 476fp entries.
980 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
981 (rs6000_issue_rate): Add CPU_PPC476.
982 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
983 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
984 (processor_type): Add PROCESSOR_PPC476.
985 (EXTRA_SPECS): Add asm_cpu_476 string.
986 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
987 (define_attr "cpu"): Add ppc476.
989 Update comments for 476.
990 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
991 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
992 Update copyright year.
993 * config/rs6000/476.md: New file.
994 * config/rs6000/40x.md: Add description for "isel" attribute.
995 Update copyright year.
996 * config/rs6000/440.md: Likewise.
997 * config/rs6000/603.md: Likewise.
998 * config/rs6000/6xx.md: Likewise.
999 * config/rs6000/7450.md: Likewise.
1000 * config/rs6000/7xx.md: Likewise.
1001 * config/rs6000/8540.md: Likewise.
1002 * config/rs6000/cell.md: Likewise.
1003 * config/rs6000/e300c2c3.md: Likewise.
1004 * config/rs6000/e500mc.md: Likewise.
1005 * config/rs6000/mpc.md: Likewise.
1006 * config/rs6000/power4.md: Likewise.
1007 * config/rs6000/power5.md: Likewise.
1008 * config/rs6000/power6.md: Likewise.
1009 * config/rs6000/power7.md: Likewise.
1010 * config/rs6000/rios1.md: Likewise.
1011 * config/rs6000/rios2.md: Likewise.
1012 * config/rs6000/rs64.md: Likewise.
1014 2009-10-10 Richard Guenther <rguenther@suse.de>
1016 PR tree-optimization/41654
1017 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1018 a cond expr before calling gimple_cond_set_condition_from_tree.
1019 (ifcombine_iforif): Likewise.
1021 2009-10-09 Ian Lance Taylor <iant@google.com>
1023 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1024 * configure: Rebuild.
1026 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1028 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1031 2009-10-09 Richard Guenther <rguenther@suse.de>
1034 * target-def.h (TARGET_BUILTIN_DECL): Define.
1035 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1036 * target.h (struct gcc_target): Add builtin_decl target hook.
1037 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1038 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1040 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1041 not gcc_unreachable.
1042 (lto_output_builtin_tree): Sorry if the target does not support
1043 streaming target builtins.
1044 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1045 (rs6000_builtin_decl): New function.
1046 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1047 (ix86_builtin_decl): New function.
1049 2009-10-09 Jakub Jelinek <jakub@redhat.com>
1051 PR preprocessor/41445
1052 * c-ppoutput.c (do_line_change): New function.
1053 (cb_line_change): Use it.
1054 (scan_translation_unit): Call do_line_change if
1055 avoid_paste or PREV_WHITE and token location is on a different line
1056 than print.src_line.
1059 * dwarf2out.c (dwarf2out_init): Test whether
1060 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
1063 PR rtl-optimization/41646
1064 * calls.c (expand_call): For BLKmode types returned in registers
1065 avoid likely spilled hard regs in copy_blkmode_from_reg generated
1068 2009-10-09 Richard Guenther <rguenther@suse.de>
1070 PR tree-optimization/41634
1071 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
1072 we remove the correct elements.
1073 (optimize_stmt): Make sure to update stmt operands before
1074 optimizing redundancies.
1076 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1078 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
1080 2009-10-09 Richard Guenther <rguenther@suse.de>
1083 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
1085 (lto_wrapper_exit): New function.
1087 (fatal_perror): Likewise.
1088 (fork_execute): Use global args_name, do not free it.
1089 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
1090 * lto-streamer.h: Remove duplicate prototypes.
1092 2009-10-09 Richard Guenther <rguenther@suse.de>
1094 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
1095 before calling stmt_can_throw_external.
1097 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
1099 PR tree-optimization/40071
1100 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
1101 pointer if the original data reference doesn't conflict with the
1102 created vector data reference. Fix long line.
1104 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
1106 * config/i386/i386.md (any_div): New code iterator.
1107 (u): Handle div and udiv.
1109 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
1111 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
1112 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
1113 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
1114 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
1116 2009-10-08 Joseph Myers <joseph@codesourcery.com>
1118 * gcc.c (main): Remove trailing "." from diagnostics.
1120 2009-10-08 Cary Coutant <ccoutant@google.com>
1122 Add support for debugging with ICF (Identical Code Folding).
1123 * calls.c (debug.h): New #include.
1124 (emit_call_1): Call virtual_call_token debug hook.
1125 * common.opt (-fenable-icf-debug): New option.
1126 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
1127 locations in the source).
1128 (poc_label_num): New variable.
1129 (dcall_entry, vcall_entry): New typedefs.
1130 (dcall_table, vcall_table): New variables.
1131 (struct vcall_insn): New type.
1132 (vcall_insn_table): New variable.
1133 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
1134 (size_of_dcall_table): New function.
1135 (output_dcall_table): New function.
1136 (size_of_vcall_table): New function.
1137 (output_vcall_table): New function.
1138 (dwarf2out_direct_call): New function.
1139 (vcall_insn_table_hash): New function.
1140 (vcall_insn_table_eq): New function.
1141 (dwarf2out_virtual_call_token): New function.
1142 (dwarf2out_virtual_call): New function.
1143 (dwarf2out_init): Allocate new tables and sections.
1144 (prune_unused_types): Mark DIEs referenced from direct call table.
1145 (dwarf2out_finish): Output direct and virtual call tables.
1146 * final.c (final_scan_insn): Call direct_call and virtual_call
1148 * debug.h (struct gcc_debug_hooks): Add direct_call,
1149 virtual_call_token, virtual_call hooks.
1150 (debug_nothing_uid): New function.
1151 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
1152 (debug_nothing_uid): New function.
1153 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
1154 (xcoff_debug_hooks): Likewise.
1155 * sdbout.c (sdb_debug_hooks): Likewise.
1156 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1157 * doc/invoke.texi (-fenable-icf-debug): New option.
1159 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
1162 * regmove.c (regmove_backward_pass): Replace src with dst in the
1163 debug insn, and check for dst before rather than after.
1165 2009-10-08 Janis Johnson <janis187@us.ibm.com>
1167 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
1168 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
1170 2009-10-08 Jan Hubicka <jh@suse.cz>
1173 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
1174 do not mark cgraph nodes as needed.
1175 (record_references_in_initializer): Add new only_vars parameter.
1176 * cgraph.h (record_references_in_initializer): New parameter.
1177 * varasm.c (assemble_variable): Update call.
1178 * varpool.c (varpool_analyze_pending_decls): Always look for
1181 2009-10-08 Anatoly Sokolov <aesok@post.ru>
1183 * config/avr/avr.c (last_insn_address) Remove variable.
1184 (expand_prologue): Don't initialise last_insn_address variable.
1185 (final_prescan_insn): Don't output insn size.
1186 * config/avr/avr.opt (msize): Remove switch.
1187 * doc/invoke.texi (AVR Options): Remove documentation of -msize
1190 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
1192 * combine.c (label_tick_ebb_start): Fix comment.
1193 (combine_instructions): Set label_tick and label_tick_ebb_start before
1194 calling setup_incoming_promotions. Start them from 1. Increment
1195 label_tick instead of deriving it from the BB index. Rather than
1196 comparing ticks use the block from the previous iteration to decide
1197 whether to start a new EBB. Remove empty lines before function.
1199 2009-10-08 Michael Matz <matz@suse.de>
1202 * builtins.c (fold_builtin_isascii): Use fold_build2.
1203 (fold_builtin_isdigit): Ditto.
1204 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
1205 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
1206 remove_useless_stmts_cond, remove_useless_stmts_tf,
1207 remove_useless_stmts_tc, remove_useless_stmts_bind,
1208 remove_useless_stmts_goto, remove_useless_stmts_label,
1209 remove_useless_stmts_1, remove_useless_stmts,
1210 pass_remove_useless_stmts): Remove.
1211 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
1212 * passes.c (init_optimization_passes): Don't add
1213 pass_remove_useless_stmts.
1214 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1215 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1217 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1218 for static constants.
1219 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1220 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1222 2009-10-08 Richard Guenther <rguenther@suse.de>
1224 * gimple.c (free_gimple_type_tables): New function.
1225 * gimple.h (free_gimple_type_tables): Declare.
1227 2009-10-07 Mark Heffernan <meheff@google.com>
1229 * ipa-prop.c (ipa_print_node_params) Only print
1230 names of named arguments.
1232 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1234 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1235 being statically linked.
1237 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1239 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1241 2009-10-08 Jan Hubicka <jh@suse.cz>
1244 * ipa.c (cgraph_externally_visible_p,
1245 function_and_variable_visibility,
1246 whole_program_function_and_variable_visibility): Skip non-finalized
1249 2009-10-08 Nick Clifton <nickc@redhat.com>
1251 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1254 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1257 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1259 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1262 * c-common.c (c_fully_fold_internal): Strip nops from the result
1263 of recursive calls to c_fully_fold_internal.
1264 (c_wrap_maybe_const): New.
1265 (c_save_expr): Use c_wrap_maybe_const.
1266 * c-common.h (c_wrap_maybe_const): Declare.
1267 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1268 build_binary_op): Use c_wrap_maybe_const.
1270 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1272 * real.c: Fix comment to reflect actual exponent size.
1274 2009-10-08 Ben Elliston <bje@au.ibm.com>
1276 * config/rs6000/a2.md: Add FSF comment header.
1278 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386.md (any_extend): New code iterator.
1281 (u, s): New code attributes.
1283 (DWIH): Rewrite as code iterator for SI and DI modes.
1284 (DWI): Rewrite as mode attribute.
1285 (dwi): New mode attribute.
1286 (di): Depend on SI mode and DI mode.
1287 (doubleint_general_operand): Remove mode attribute.
1289 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1292 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1293 (*sub<mode>3_doubleword): Ditto.
1295 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1296 using SWIM248 mode iterator.
1297 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1298 using SWI48 mode iterator.
1299 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1300 patterns using DWIH mode iterator and any_extend code iterator.
1301 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1302 using any_extend code iterator.
1303 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1304 patterns using DWIH mode iterator and any_extend code iterator.
1305 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1306 using any_extend code iterator.
1307 (<s>mul<mode>3_highpart): Macroize expander from
1308 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1309 and any_extend code iterator.
1310 (*<s>muldi3_highpart_1): Macroize insn from
1311 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1312 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1313 patterns using any_extend code iterator.
1314 (*<s>mulsi3_highpart_zext): Macroize insn from
1315 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1317 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1319 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1320 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1321 refering to a DIE with DW_AT_const_value.
1323 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1326 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1328 2009-10-06 Jan Hubicka <jh@suse.cz>
1330 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1333 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1336 *lea_2_rex64): Move before *add<mode>_1 pattern.
1338 2009-10-07 Jan Hubicka <jh@suse.cz>
1340 * collect2.c (main): Add -fno-whole-program.
1341 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1343 2009-10-07 Jan Hubicka <jh@suse.cz>
1345 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1346 has no address taken.
1347 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1349 (cgraph_clone_node): Clear externally_visible flag for clones.
1350 * cgraph.h (cgraph_only_called_directly_p,
1351 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1352 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1353 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1354 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1355 ipcp_insert_stage): Likwise.
1356 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1357 externally_visible flag.
1358 (verify_cgraph_node): Verify that inline clones look right.
1359 (process_function_and_variable_attributes): Do not set
1360 externally_visible flags.
1361 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1363 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1365 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1366 clear externally_visible when turning into inline clones
1367 (cgraph_mark_inline_edge): Use new predicates.
1368 (cgraph_estimate_growth): Likewise.
1369 (cgraph_decide_inlining): Likewise.
1370 * ipa.c (cgraph_postorder): Likewise.
1371 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1372 that inline clones are not needed.
1373 (cgraph_externally_visible_p): New predicate.
1374 (function_and_variable_visibility): Add whole_program parameter;
1375 always set externally_visible flag; handle COMDAT function
1377 (local_function_and_variable_visibility): New function.
1378 (gate_whole_program_function_and_variable_visibility): New function.
1379 (whole_program_function_and_variable_visibility): New function.
1380 (pass_ipa_whole_program_visibility): New function.
1381 * passes.c (init_optimization_passes): Add whole program visibility
1383 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1384 not care about needed/reachable flags.
1385 * varpool.c: Include flags.h
1386 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1387 (varpool_finalize_decl): When we are in LTO read-back, all variables
1389 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1391 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1393 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1396 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1398 * config.gcc: Don't include the makefile fragments intended for
1400 * config/s390/fixdfdi.h: File removed.
1401 * config/s390/libgcc-glibc.ver: File removed.
1402 * config/s390/s390.h: Remove the fixdfdi.h hack.
1403 * config/s390/t-crtstuff: File moved to libgcc dir.
1404 * config/s390/t-linux: Likewise.
1405 * config/s390/t-tpf: libgcc specific parts removed.
1406 * config/s390/t-linux64: Likewise.
1408 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1410 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1411 (lto-compress.o): Likewise.
1413 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1416 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1417 dllexport to class members here.
1418 (i386_pe_determine_dllimport_p): Only check static class data for
1420 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1421 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1422 functions for vague linkage.
1423 (i386_pe_type_dllexport_p): Fix formatting.
1424 (maybe_add_dllexport) New function.
1425 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1428 2009-10-07 Ben Elliston <bje@au.ibm.com>
1430 * config/rs6000/a2.md: Remove duplicated lines.
1432 2009-10-07 Ben Elliston <bje@au.ibm.com>
1434 * config.gcc (powerpc*-*-*): Handle a2.
1435 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1436 * config/rs6000/a2.md: New file.
1437 * config/rs6000/rs6000.opt (mno-update): New.
1438 (mupdate): Return to using a mask, not a var.
1439 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1440 (enum processor_type): Add PROCESSOR_PPCA2.
1441 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1442 (rs6000_override_options): Add "a2" to processor_target_table.
1443 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1444 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1446 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1448 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1449 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1450 reference to nonexistent gen_truncxfxf2 function.
1452 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1454 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1455 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1456 (general_operand): Handle TI mode.
1457 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1458 using SDWIM mode iterator.
1459 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1460 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1461 using DWI mode iterator.
1462 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1463 patterns using SWI mode iterator.
1464 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1465 using SWI48 mode iterator.
1466 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1467 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1468 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1469 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1470 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1471 using SDWIM mode iterator.
1472 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1473 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1474 using DWI mode iterator.
1475 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1476 patterns using SWI mode iterator.
1477 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1478 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1479 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1480 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1481 patterns using plusminus code iterator.
1482 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1483 sub<mode>3 patterns using plusminus code iterator.
1484 * config/i386/i386.c (override_options): Update the call to
1485 gen_subdi_carry_rex64 for renamed function.
1486 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1487 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1488 calls to instruction expanders.
1490 2009-10-06 Martin Jambor <mjambor@suse.cz>
1493 * opts.c (decode_options): Run IPA-SRA at -O2.
1495 2009-10-06 Richard Guenther <rguenther@suse.de>
1497 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1499 2009-10-06 Tobias Burnus <burnus@net-b.de>
1502 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1503 -flto and -fwhole-program flags can be combined.
1505 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1508 * gcc.c (process_command): Check that -o argument was specified.
1510 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1512 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1514 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1516 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1517 * doc/invoke.texi (Warning Options): Annotate allowed languages
1518 for -Wunsuffixed-float-constants.
1520 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1522 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1523 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1524 same name and isn't the main variant.
1527 * dwarf2out.c (loc_by_reference): Removed.
1528 (dw_loc_list_1): New function.
1529 (dw_loc_list): Remove toplev argument, add want_address argument.
1530 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1531 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1532 want_address == 2 to dw_loc_list. For successful dw_loc_list
1533 set have_address to 1 only if want_address is not 0.
1535 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1537 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1538 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1539 a code block followed by two pointers.
1540 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1541 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1542 (MIPS_MOVE): Likewise.
1543 (MIPS_LUI): Likewise.
1544 (MIPS_JR): Likewise.
1545 (MIPS_BAL): Likewise.
1546 (MIPS_NOP): Likewise.
1547 (mips_asm_trampoline_template): Delete.
1548 (mips_trampoline_code_size): New function.
1549 (mips_trampoline_init): Add shorter sequences for all cases
1550 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1551 Calculate the opcodes directly, rather than copying from a template.
1552 Only flush the code part of the trampoline.
1553 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1555 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1557 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1558 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1559 (INCOMING_RETURN_ADDR_RTX): Likewise.
1560 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1562 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1563 with RETURN_ADDR_REGNUM.
1564 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1565 * config/mips/mips.c (mips16_build_call_stub): Replace
1566 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1567 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1568 (mips_print_operand_punctuation): Likewise.
1569 (mips_frame_set): Likewise.
1570 (mips16e_output_save_restore): Likewise.
1571 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1572 (mips_save_reg_p): Likewise.
1573 (mips_return_addr): Likewise.
1574 (mips_set_return_address): Likewise.
1575 (mips_direct_save_slot_move_p): Likewise.
1576 (mips_output_function_prologue): Likewise.
1577 (mips_restore_reg): Likewise.
1578 (mips_expand_epilogue): Likewise.
1579 (mips_epilogue_uses): Likewise.
1580 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1581 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1582 (clear_hazard_<mode>): Likewise.
1583 (call_internal): Likewise.
1584 (call_internal_direct): Likewise.
1585 (call_direct_split): Likewise.
1586 (call_value_internal): Likewise.
1587 (call_value_split): Likewise.
1588 (call_value_internal_direct): Likewise.
1589 (call_value_direct_split): Likewise.
1590 (call_value_multiple_internal): Likewise.
1591 (call_value_multiple_split): Likewise.
1593 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1594 Jakub Jelinek <jakub@redhat.com>
1596 PR rtl-optimization/41511
1597 * combine.c (record_value_for_reg): Pass explicit values as argument
1598 to get_last_value_validate.
1599 (get_last_value_validate): Document INSN parameter.
1600 For non-readonly MEMs, assume they might have been modified if INSN
1601 was in another basic block.
1602 (get_last_value): Minor reformatting.
1604 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1607 * final.c (asm_str_count): Split out from asm_insn_count.
1608 * rtl.h (asm_str_count): New prototype.
1609 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1612 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1614 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1616 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1617 Rafael Espindola <espindola@google.com>
1619 * gengtype.c (write_types): Moved call to write_func_for_structure
1620 into seperate loops.
1622 2009-10-05 Richard Guenther <rguenther@suse.de>
1625 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1626 (input_cgraph_1): Input toplevel asms.
1628 2009-10-05 Richard Guenther <rguenther@suse.de>
1631 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1632 (external_aggregate_decl_p): Likewise.
1633 (lto_symtab_compatible): Re-structure. Remove dead code.
1634 For variables ignore toplevel qualifiers when comparing types.
1635 Issue warnings, not errors for mismatched user-alignment.
1637 2009-10-05 Richard Guenther <rguenther@suse.de>
1641 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1642 (struct lto_symtab_identifier_def): Likewise.
1643 (struct lto_symtab_decl_def): Likewise.
1644 (struct lto_symtab_entry_def): New.
1645 (lto_symtab_identifier_t): Rename to ...
1646 (lto_symtab_entry_t): ... this.
1647 (lto_symtab_decls): Remove.
1648 (lto_symtab_base_hash): Rename to ...
1649 (lto_symtab_entry_hash): ... this.
1650 (lto_symtab_base_eq): Rename to ...
1651 (lto_symtab_entry_eq): ... this.
1652 (lto_symtab_base_marked_p): Rename to ...
1653 (lto_symtab_entry_marked_p): ... this.
1654 (lto_symtab_identifier_marked_p): Remove.
1655 (lto_symtab_decl_marked_p): Likewise.
1656 (lto_symtab_maybe_init_hash_tables): Rename to ...
1657 (lto_symtab_maybe_init_hash_table): ... this.
1658 (lto_symtab_set_resolution_and_file_data): Remove.
1659 (lto_symtab_register_decl): New function.
1660 (lto_symtab_get_identifier): Remove.
1661 (lto_symtab_get): New function.
1662 (lto_symtab_get_resolution): Adjust.
1663 (lto_symtab_get_identifier_decl): Remove.
1664 (lto_symtab_set_identifier_decl): Likewise.
1665 (lto_symtab_merge_decl): Rename to ...
1666 (lto_symtab_merge): ... this. Rewrite.
1667 (lto_symtab_merge_var): Remove.
1668 (lto_symtab_merge_fn): Likewise.
1669 (lto_symtab_prevailing_decl): Adjust.
1670 (lto_cgraph_replace_node): New function.
1671 (lto_symtab_merge_decls_2): Likewise.
1672 (lto_symtab_merge_decls_1): Likewise.
1673 (lto_symtab_fixup_var_decls): Likewise.
1674 (lto_symtab_resolve_symbols): Likewise.
1675 (lto_symtab_merge_decls): Likewise.
1676 (lto_symtab_prevailing_decl): Adjust.
1677 (lto_symtab_get_symtab_def): Remove.
1678 (lto_symtab_get_file_data): Likewise.
1679 (lto_symtab_clear_resolution): Adjust.
1680 (lto_symtab_clear_resolution): Likewise.
1681 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1682 (input_cgraph_1): Likewise.
1683 * lto-streamer-in.c (get_resolution): Do not provide fake
1684 symbol resolutions here.
1685 (deferred_global_decls): Remove.
1686 (lto_register_deferred_decls_in_symtab): Likewise.
1687 (lto_register_var_decl_in_symtab): Change signature, register
1688 variable via lto_symtab_register_decl.
1689 (lto_register_function_decl_in_symtab): Likewise.
1690 (lto_read_tree): Adjust.
1691 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1692 (lto_symtab_merge_var): Likewise.
1693 (lto_symtab_merge_fn): Likewise.
1694 (lto_symtab_register_decl): Declare.
1695 (lto_symtab_merge_decls): Likewise.
1697 2009-10-05 Richard Guenther <rguenther@suse.de>
1699 PR tree-optimization/23821
1700 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1701 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1702 simple IV increments.
1704 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1706 * config/arm/arm.c (arm_override_options): Really initialize
1707 flag_dwarf2_cfi_asm to 0.
1709 2009-10-05 Doug Kwan <dougkwan@google.com>
1711 PR rtl-optimization/41574
1712 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1713 floating point and we are not doing unsafe math optimizations.
1715 2009-10-03 Simon Baldwin <simonb@google.com>
1716 Cary Coutant <ccoutant@google.com>
1717 Rafael Espindola <espindola@google.com>
1718 Richard Guenther <rguenther@suse.de>
1719 Jan Hubicka <jh@suse.cz>
1720 Doug Kwan <dougkwan@google.com>
1721 H.J. Lu <hongjiu.lu@intel.com>
1722 Bill Maddox <maddox@google.com>
1723 Ryan Mansfield <rmansfield@qnx.com>
1724 Diego Novillo <dnovillo@google.com>
1725 Ollie Wild <aaw@google.com>
1726 Kenneth Zadeck <zadeck@naturalbridge.com>
1728 * lto-cgraph.c: New file.
1729 * lto-compress.c: New file.
1730 * lto-compress.h: New file.
1731 * lto-opts.c: New file.
1732 * lto-section-in.c: New file.
1733 * lto-section-out.c: New file.
1734 * lto-streamer-in.c: New file.
1735 * lto-streamer-out.c: New file.
1736 * lto-streamer.c: New file.
1737 * lto-streamer.h: New file.
1738 * lto-symtab.c: New file.
1739 * lto-wpa-fixup.c: New file.
1740 * lto-wrapper.c: New file.
1742 2009-10-03 Simon Baldwin <baldwin@google.com>
1743 Ben Elliston <bje@au.ibm.com>
1744 Rafael Espindola <espindola@google.com>
1745 Nathan Froyd <froydnj@codesourcery.com>
1746 Jan Hubicka <jh@suse.cz>
1747 Doug Kwan <dougkwan@google.com>
1748 Diego Novillo <dnovillo@google.com>
1749 Kenneth Zadeck <zadeck@naturalbridge.com>
1751 * Makefile.in (enable_lto): New.
1752 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1753 (LINKER_PLUGIN_API_H): Define.
1754 (LTO_SYMTAB_H): Define.
1755 (LTO_STREAMER_H): Define.
1756 (TREE_VECTORIZER_H): Define.
1757 (INCLUDES): Add LIBELFINC.
1758 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1759 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1760 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1761 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1762 (native): Add lto-wrapper$(exeext)
1763 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1764 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1765 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1766 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1767 (varasm.o): Add dependency on tree-iterator.h.
1768 (cgraph.o): Add dependency on cif-code.def.
1769 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1770 (ipa-pure-const.o): Likewise.
1771 (GTFILES): Add lto-symtab.c.
1772 (install-lto-wrapper): New.
1773 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1774 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1775 * config.in: Regenerate.
1777 2009-10-03 Rafael Espindola <espindola@google.com>
1778 Diego Novillo <dnovillo@google.com>
1780 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1781 ipa_write_summaries.
1782 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1784 (cgraph_optimize): Make extern.
1786 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1787 Kenneth Zadeck <zadeck@naturalbridge.com>
1789 * toplev.c (in_lto_p): Declare.
1790 * collect2.c (scan_prog_file): Read all the output when reading
1791 information for LTO.
1792 (enum lto_mode_d): Declare.
1794 2009-10-03 Richard Guenther <rguenther@suse.de>
1795 Diego Novillo <dnovillo@google.com>
1797 * gimple.c: Include target.h and alias.h.
1798 (gimple_types): Declare.
1799 (type_hash_cache): Declare.
1800 (gimple_alloc_stat): Make extern.
1801 (gimple_build_eh_must_not_throw): Call
1802 gimple_eh_must_not_throw_set_fndecl.
1803 (struct type_pair_d): Declare.
1804 (type_pair_t): Declare.
1805 (type_pair_hash): New.
1806 (type_pair_eq): New.
1807 (lookup_type_pair): New.
1808 (gimple_force_type_merge): New.
1809 (compare_type_names_p): New.
1810 (compare_field_offset): New.
1811 (gimple_types_compatible_p): New.
1812 (struct sccs): Declare.
1813 (next_dfs_num): Declare.
1814 (iterative_hash_gimple_type): New.
1816 (iterative_hash_type_name): New.
1817 (iterative_hash_gimple_type): New.
1818 (gimple_type_hash): New.
1819 (gimple_type_eq): New.
1820 (gimple_register_type): New.
1821 (print_gimple_types_stats): New.
1822 (gimple_signed_or_unsigned_type): New.
1823 (gimple_unsigned_type): New.
1824 (gimple_signed_type): New.
1825 (gimple_get_alias_set): New.
1826 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1827 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1828 (gimple_force_type_merge): Declare.
1829 (gimple_types_compatible_p): Declare.
1830 (gimple_register_type): Declare.
1831 (print_gimple_types_stats): Declare.
1832 (gimple_unsigned_type): Declare.
1833 (gimple_signed_type): Declare.
1834 (gimple_get_alias_set): Declare.
1835 (gimple_eh_must_not_throw_set_fndecl): New.
1837 2009-10-03 Jan Hubicka <jh@suse.cz>
1838 Kenneth Zadeck <zadeck@naturalbridge.com>
1840 * ipa-pure-const.c: Include lto-streamer.h.
1841 (register_hooks): Factor out of ...
1842 (generate_summary): ... here.
1843 (pure_const_write_summary): New.
1844 (pure_const_read_summary): New.
1845 (pass_ipa_pure_const): Add pure_const_write_summary and
1846 pure_const_read_summary.
1847 * ipa-reference.c: Include lto-streamer.h.
1848 (add_new_function): New.
1849 (remove_node_data): New.
1850 (duplicate_node_data): New.
1851 (ipa_init): Guard against multiple calls.
1852 Move hook setup from analyze_function.
1853 (write_node_summary_p): New.
1854 (ipa_reference_write_summary): New.
1855 (ipa_reference_read_summary): New.
1856 (pass_ipa_reference): Add ipa_reference_write_summary and
1857 ipa_reference_read_summary.
1858 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1859 (struct cgraph_edge): Add fields lto_stmt_uid and
1860 call_stmt_cannot_inline_p.
1861 (cgraph_optimize): Declare.
1862 (cgraph_decide_is_function_needed): Declare.
1863 (reset_inline_failed): Declare.
1864 (enum LTO_cgraph_tags): Declare.
1865 (LTO_cgraph_tag_names): Declare.
1866 (LCC_NOT_FOUND): Define.
1868 2009-10-03 Doug Kwan <dougkwan@google.com>
1869 Rafael Espindola <espindola@google.com>
1870 Jan Hubicka <jh@suse.cz>
1871 Diego Novillo <dnovillo@google.com>
1872 Kenneth Zadeck <zadeck@naturalbridge.com>
1874 * passes.c (all_regular_ipa_passes): New.
1875 (all_ipa_passes): Rename to all_small_ipa_passes.
1876 (init_optimization_passes): Init all_regular_ipa_passes.
1877 * tree-pass.h (all_regular_ipa_passes): New.
1878 (all_ipa_passes): Rename to all_small_ipa_passes.
1879 * passes.c (all_lto_gen_passes): New.
1880 (init_optimization_passes): Initialize all_lto_gen_passes.
1881 (execute_ipa_summary_passes): Make non-static.
1882 (ipa_write_summaries_1): New.
1883 (ipa_write_summaries_2): New.
1884 (ipa_write_summaries): New.
1885 (ipa_write_summaries_of_cgraph_node_set): New.
1886 (ipa_read_summaries_1): New.
1887 (ipa_read_summaries): New.
1888 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1889 (execute_regular_ipa_pass_list): Remove.
1890 (init_optimization_passes): Schedule
1891 pass_rebuild_cgraph_edges and pass_early_inline outside
1892 of pass_all_early_optimizations. Document reason.
1893 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1894 pass_ipa_lto_finish_out): New pass.
1895 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1896 (execute_all_ipa_transforms): New.
1897 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1898 (dump_properties, debug_properties): New.
1899 * tree-optimize.c (gate_all_early_local_passes): Return
1900 false if we are in lto1.
1901 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1902 * tree-pass.h (execute_all_ipa_transforms): Declare.
1903 (pass_ipa_function_and_variable_visibility): Declare.
1904 (pass_ipa_early_inline): Declare.
1905 (pass_ipa_lto_gimple_out): Declare.
1906 (pass_ipa_lto_wpa_fixup): Declare.
1907 (pass_ipa_lto_finish_out): Declare.
1908 (all_small_ipa_passes, all_regular_ipa_passes,
1909 all_lto_gen_passes): Declare.
1910 (execute_ipa_summary_passes): Declare.
1911 (execute_all_ipa_transforms): Declare.
1912 (ipa_write_summaries): Declare
1913 (ipa_write_summaries_of_cgraph_node_set): Declare.
1914 (ipa_read_summaries): Declare.
1916 2009-10-03 Doug Kwan <dougkwan@google.com>
1917 Ollie Wild <aaw@google.com>
1919 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1921 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1922 (lto_mode): New variable.
1923 (maybe_run_lto_and_relink): Handle the -fwpa option.
1924 (main): Handle the -fwpa option.
1925 (maybe_unlink_list): New function.
1926 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1927 * common.opt (flto): New flag.
1928 * toplev.c (flag_generate_lto): Declare.
1930 2009-10-03 Simon Baldwin <simonb@google.com>
1932 * common.opt (flto-compression-level): New flag.
1934 * opts.c: Include lto-opts.h.
1935 (handle_option): Call lto_register_user_option for each
1936 valid option handled.
1937 (decode_options): Clear registered options before the options
1940 2009-10-03 Cary Coutant <ccoutant@google.com>
1942 * collect2.c (is_elf): New function.
1943 (scan_prog_file): Require LTO object to be in ELF format.
1945 2009-10-03 Rafael Espindola <espindola@google.com>
1947 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1948 libgcc to the linker.
1950 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1952 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1953 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1955 * collect2.h (collect_execute): Add flags argument.
1956 * tlink.c (tlink_execute): Update call to collect_execute.
1957 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1958 (use_linker_plugin): New.
1959 (use_linker_plugin_spec_function): New.
1960 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1961 (linker_plugin_file_spec): New.
1962 (lto_wrapper_spec): New.
1963 (lto_gcc_spec): New.
1964 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1965 (static_spec_functions): Add use-linker-plugin.
1966 (process_command): Handle -use-linker-plugin.
1967 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1968 linker_plugin_file_spec and lto_gcc_spec.
1969 (use_linker_plugin_spec_function): New.
1971 2009-10-03 Richard Guenther <rguenther@suse.de>
1975 * tree.h (is_lang_specific): Include LANG_TYPE.
1976 * tree.c (find_decls_types_r): Manually add interesting parts
1977 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1979 * gimple.c (type_pair_hash): Make symmetric.
1980 (type_pair_eq): Likewise.
1981 (lookup_type_pair): Increase initial hashtable size.
1982 (gimple_force_type_merge): Rely on type-pair symmetry.
1983 (visit): Remove excessive checking code.
1984 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1985 (gimple_register_type): Remove getenv calls, shrink initial
1989 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1990 inline functions if not generating lto output.
1993 * toplev.c (finalize): In WPA mode remove the asm file.
1995 2009-10-03 Doug Kwan <dougkwan@google.com>
1997 * ipa-inline.c (cgraph_mark_inline): Check
1998 edge->call_stmt_cannot_inline_p instead of calling
1999 gimple_call_cannot_inline_p.
2000 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
2001 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
2002 (inline_generate_summary): Do nothing in LTRANS.
2003 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
2004 exists before calling gimple_call_cannot_inline_p.
2005 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2006 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2007 Update new_edge->lto_stmt_uid.
2008 * cgraphbuild.c (reset_inline_failed): New.
2010 * common.opt (fwpa): New flag.
2011 (fltrans): New option.
2012 * gcc.c (gcc_lto_option_t): New type.
2013 (current_lto_option): New variable.
2014 (lto_single_spec_function): Remove and is replaced by ..
2015 (lto_option_spec_function): New function.
2016 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2017 passing the -flto flag.
2018 (cc1_options): Separate non-LTO related parts into ..
2019 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2020 (lto1_options): New spec for lto FE.
2021 (link_lto_options): New spec for handling LTO flags in linker.
2022 (invoke_lto_single): Re-format to fit in 80 column. Replace
2023 lto-single with lto-option.
2024 (static_specs): Add cc1_non_lto_options, lto1_options and
2026 (static_spec_function): Replace lto-single with lto-option.
2027 (process_command): Handle -flto, -fwpa and -fltran by setting
2028 current_lto_option and not passing it to subprocess unconditionally.
2030 2009-10-03 Bill Maddox <maddox@google.com>
2032 Add `gcc' driver support for link-time code generation (LTO).
2034 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2035 (lto_flag, lto_objects, lto_o_file): New variables.
2036 (struct lto_object, struct lto_object_list): New structures.
2037 (collect_exit, handler): Remove LTO temporary output file on exit.
2038 (add_lto_object): New function.
2039 (maybe_run_lto_and_relink): New function. Perform link time code
2040 generation and relinking for object files containing LTO information.
2041 (main): Invoke maybe_run_lto_and_relink().
2042 (dump_argv): New function. For debugging, currently disabled.
2043 (scan_prog_file): Add LTO information pass.
2044 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2046 * toplev.c (compile_file): Emit assembler directive to create
2047 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2049 2009-10-03 Diego Novillo <dnovillo@google.com>
2051 * c.opt: Add LTO to warn_abi and warn_psabi.
2053 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
2054 inline function. Ignore language-specific nodes. Update all users.
2055 (find_decls_types_r): Do not traverse the subtrees of
2056 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
2057 * tree.h (is_lang_specific): New.
2058 * langhooks.h (struct lang_hooks_for_decls): Remove
2059 may_need_assembler_name_p. Update all users.
2061 * c-common.c (set_builtin_user_assembler_name): Move ...
2062 * builtins.c (set_builtin_user_assembler_name): ... here.
2063 (is_builtin_name): Add comment
2064 (is_builtin_fn): New.
2065 * except.c (output_ttype): Only call
2066 lookup_type_for_runtime if TYPE is not a runtime type.
2068 * passes.c (register_pass): Call position_pass on
2069 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
2070 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
2071 (TV_IPA_LTO_DECL_IO): Define.
2072 (TV_IPA_LTO_CGRAPH_IO): Define.
2074 (TV_WHOPR_WPA): Define.
2075 (TV_WHOPR_WPA_IO): Define.
2076 (TV_WHOPR_LTRANS): Define.
2077 (TV_WHOPR_WPA_FIXUP): Define.
2078 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
2079 * tree-cfg.c (tree_node_can_be_shared): Make extern.
2080 * tree-flow.h (tree_node_can_be_shared): Declare.
2081 * tree-inline.c (tree_can_inline_p): Check that E has a
2082 statement associated with it.
2083 * tree.c (free_lang_data_in_binf): Factor out of ...
2084 (free_lang_data_in_type): ... here.
2085 Call RECORD_OR_UNION_TYPE_P.
2086 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
2087 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
2088 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
2089 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
2090 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
2091 (gate_free_lang_data): Return true if flag_generate_lto is set.
2092 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
2093 * c-common.h (set_builtin_user_assembler_name): Move ...
2094 * tree.h (set_builtin_user_assembler_name): ... here.
2096 * common.opt (flto-report): New flag.
2097 * opts.c (complain_wrong_lang): Do not complain if running lto1.
2098 * collect2.c (scan_prog_file): Send the error output of
2099 'nm' to HOST_BIT_BUCKET.
2101 2009-10-03 Ollie Wild <aaw@google.com>
2103 * langhooks-def.h (lhd_begin_section): New function declaration.
2104 (lhd_write_section): New function declaration.
2105 (lhd_end_section): New function declaration.
2106 (LANG_HOOKS_BEGIN_SECTION): New macro.
2107 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
2108 (LANG_HOOKS_END_SECTION): New macro.
2109 (LANG_HOOKS_LTO): New macro.
2110 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
2111 * langhooks.c (output.h): Add include.
2112 (saved_section): New static variable.
2113 (lhd_begin_section): New function.
2114 (lhd_write_section_data): New function.
2115 (lhd_end_section): New function.
2116 * langhooks.h (struct lang_hooks_for_lto): New structure.
2117 (struct lang_hooks): Add member lto.
2118 * Makefile.in (langhooks.o): Add dependency on output.h.
2120 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
2122 2009-10-03 Richard Guenther <rguenther@suse.de>
2124 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
2127 2009-10-03 Simon Baldwin <simonb@google.com>
2128 Richard Guenther <rguenther@suse.de>
2129 Janis Johnson <janis187@us.ibm.com>
2130 Doug Kwan <dougkwan@google.com>
2131 Diego Novillo <dnovillo@google.com>
2132 Ramana Radhakrishnan <ramana.r@gmail.com>
2133 Ollie Wild <aaw@google.com>
2135 * doc/install.texi: Add documentation for libelf and --enable-lto.
2136 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
2137 -flto-report, -flto-compression-level and -use-linker-plugin.
2138 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
2139 Add section for LTO Testing.
2141 2009-10-02 Cary Coutant <ccoutant@google.com>
2143 Add support for comdat type sections for DWARF v4.
2144 Merge from dwarf4 branch.
2146 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
2147 (dw_die_ref): Define vector type.
2148 (enum dw_val_class): Add dw_val_class_data8.
2149 (struct dw_val_struct): Add v.val_data8.
2150 (comdat_type_node_ref): New type.
2151 (struct die_struct): Move die_symbol into a union; add new field
2152 die_type_node. Change all uses.
2153 (comdat_type_node): New type.
2154 (skeleton_chain_node): New type.
2155 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
2156 (comdat_type_list): New variable.
2157 (dwarf_tag_name): Add DW_TAG_type_unit.
2158 (dwarf_attr_name): Add DW_AT_signature.
2159 (add_AT_data8): New function.
2160 (replace_child): New function.
2161 (move_all_children): New function.
2162 (print_signature): New function.
2163 (print_die): Print signature information; add dw_val_class_data8.
2164 (attr_checksum): Support dw_val_class_data8.
2165 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
2166 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
2167 (checksum_sleb128, checksum_uleb128): New functions.
2168 (checksum_die_context): New function.
2169 (loc_checksum_ordered): New function.
2170 (attr_checksum_ordered): New function.
2171 (struct checksum_attributes): New structure.
2172 (collect_checksum_attributes): New function.
2173 (die_checksum_ordered): New function.
2174 (generate_type_signature): New function.
2175 (same_dw_val_p): Add dw_val_class_data8.
2176 (is_symbol_die): Use new is_declaration_die function.
2177 (is_declaration_die): New function.
2178 (should_move_die_to_comdat): New function.
2179 (clone_die): New function.
2180 (clone_tree): New function.
2181 (clone_as_declaration): New function.
2182 (copy_declaration_context): New function.
2183 (generate_skeleton_ancestor_tree): New function.
2184 (generate_skeleton_bottom_up): New function.
2185 (generate_skeleton): New function.
2186 (remove_child_or_replace_with_skeleton): New function.
2187 (break_out_comdat_types): New function.
2188 (struct decl_table_entry): New type.
2189 (htab_decl_hash): New function.
2190 (htab_decl_eq): New function.
2191 (htab_decl_del): New function.
2192 (copy_ancestor_tree): New function.
2193 (copy_decls_walk): New function.
2194 (copy_decls_for_unworthy_types): New function.
2195 (build_abbrev_table): Don't assert on missing die_symbol when doing
2196 comdat type sections.
2197 (size_of_die): Use DW_FORM_sig8 for external references. Add
2199 (unmark_dies): Don't assert for unmarked dies when doing comdat
2201 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
2202 (output_signature): New function.
2203 (output_die): Likewise.
2204 (output_compilation_unit_header): Mark output as DWARF version 3
2205 even if generating DWARF 4.
2206 (output_comdat_type_unit): New function.
2207 (output_line_info): Mark output as DWARF version 3 even if generating
2209 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
2211 (dwarf2out_end_source_file): Likewise.
2212 (prune_unused_types_walk_attribs): Don't follow references into
2213 comdat type sections.
2214 (prune_unused_types_mark): When generating type units, do not mark
2215 children of non-defining declarations of types; do mark children of
2217 (prune_unused_types): Process comdat type sections.
2218 (htab_ct_hash): New function.
2219 (htab_ct_eq): New function.
2220 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2221 Add a pointer to the line table from type unit entries so
2222 DW_AT_decl_file has meaning.
2223 * varasm.c (default_elf_asm_named_section): Use identifier name as
2224 comdat key instead of lang hook.
2226 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2228 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2230 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2232 * config/i386/i386.md (SWIM248): New mode iterator.
2233 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2234 divmodhi4 patterns using SWIM248 macro.
2235 (*divmod<mode>4): Macroize insn_and_split pattern from
2236 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2237 and their corresponding splitters usign SWIM248 macro. Split SImode
2238 insn to generate cltd and DImode insn to generate cqto instead of
2239 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2240 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2241 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2242 *divmodsi_noext patterns using SWIM248 macro.
2243 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2244 udivmodhi4 patterns using SWIM248 macro.
2245 (*udivmod<mode>4): Macroize insn_and_split pattern from
2246 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2247 corresponding splitters using SWIM248 macro.
2248 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2249 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2251 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2253 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2254 of zero-sized element is zero-sized regardless of its extent.
2256 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2259 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2260 * configure: Regenerated.
2261 * config.in: Regenerated.
2262 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2263 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2264 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2265 not emitting .eh_frame, emit .cfi_sections .debug_frame
2270 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2271 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2273 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2274 vars use DECL_RTL with resetting it back to NULL afterwards.
2275 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2276 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2277 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2278 the attribute type allows it, otherwise use DW_FORM_dataN.
2279 (mem_loc_descriptor): Handle CONST_STRING.
2280 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2281 Handle MEM with CONST_STRING address using add_AT_string.
2282 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2283 CONST_STRING for const arrays initialized with a string literal.
2284 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2285 (dwarf2out_finish): Call resolve_addr.
2287 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2288 Maxim Kuvyrkov <maxim@codesourcery.com>
2290 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2292 2009-10-02 Nick Clifton <nickc@redhat.com>
2294 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2295 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2297 2009-10-01 Jan Hubicka <jh@suse.cz>
2299 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2300 (cgraph_create_virtual_clone): Just pass redirect_callers
2302 * cgraph.h (cgraph_clone_node): Update prototype.
2303 * ipa-pure-const.c (self_recursive_p): New function.
2304 (propagate): Use it.
2305 * ipa-inline.c (cgraph_clone_inlined_nodes,
2306 cgraph_decide_recursive_inlining): Update.
2308 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2310 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2311 instructions for TARGET_OCTEON.
2313 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2315 * config/arm/arm.c (arm_override_options): Turn off
2316 flag_dwarf2_cfi_asm for AAPCS variants.
2318 2009-10-01 Martin Jambor <mjambor@suse.cz>
2321 * tree-sra.c (convert_callers): Do not call
2322 compute_inline_parameters on one caller more than once.
2324 2009-10-01 Nick Clifton <nickc@redhat.com>
2326 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2327 an empty string if not already defined.
2329 2009-10-01 Martin Jambor <mjambor@suse.cz>
2332 * tree-sra.c (is_va_list_type): New function.
2333 (find_var_candidates): Call is_va_list_type.
2334 (find_param_candidates): Check that the type or the type pointed
2335 to are not va_list types.
2337 2009-10-01 Martin Jambor <mjambor@suse.cz>
2340 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2341 DECL_ARTIFICIAL (param_decl) is true.
2343 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2345 * tree.h (tree_decl_common::lang_flag_8): New.
2346 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2348 * c-common.h (RID_CONSTEXPR): New.
2350 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2352 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2353 Use ref-all pointers.
2354 (alpha_gimplify_va_arg): Ditto.
2356 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2359 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2360 before insn counting loop now that BB_END (bb) is counted. Ensure
2361 the return value isn't zero.
2363 2009-09-30 Nick Clifton <nickc@redhat.com>
2365 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2366 with separate definitions of c_target_objs and cxx_target_objs.
2367 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2369 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2370 sh_symbian_import_export_class.
2371 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2372 * config/sh/symbian.c: Delete, moving code into...
2373 * config/sh/symbian-base.c: ... here
2374 * config/sh/symbian-c.c: ... and here
2375 * config/sh/symbian-cxx.c: ... and here.
2377 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2380 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2381 of plus RTX into register.
2383 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2385 * doc/install.texi: Linguistic and markup fixes.
2386 (Configuration) <--disable-cpp>: Remove description.
2387 <--enable-maintainer-mode>: Autotools files are affected, too.
2388 <--with-sysroot>: Improve description.
2389 (Building): Bump required GNU make version.
2391 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2393 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2394 (x86_64-*-*): Ditto.
2396 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2397 intrinisics for FMA4.
2398 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2399 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2400 Add FMA4 check and fma4intrin.h.
2401 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2403 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2404 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2405 constant for FMA4 support.
2406 (UNSPEC_FMA4_FMADDSUB): Ditto.
2407 (UNSPEC_FMA4_FMSUBADD): Ditto.
2408 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2409 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2410 (ix86_expand_fma4_multiple_memory): Ditto.
2411 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2412 (OPTION_MASK_ISA_FMA4_UNSET): New.
2413 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2414 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2415 (ix86_handle_option): Handle -mfma4.
2416 (isa_opts): Handle -mfma4.
2417 (enum pta_flags): Add PTA_FMA4.
2418 (override_options): Add FMA4 support.
2419 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2420 (IX86_BUILTIN_VFMADDSD): Ditto.
2421 (IX86_BUILTIN_VFMADDPS): Ditto.
2422 (IX86_BUILTIN_VFMADDPD): Ditto.
2423 (IX86_BUILTIN_VFMSUBSS): Ditto.
2424 (IX86_BUILTIN_VFMSUBSD): Ditto.
2425 (IX86_BUILTIN_VFMSUBPS): Ditto.
2426 (IX86_BUILTIN_VFMSUBPD): Ditto.
2427 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2428 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2429 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2430 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2431 (IX86_BUILTIN_VFNMADDSS): Ditto.
2432 (IX86_BUILTIN_VFNMADDSD): Ditto.
2433 (IX86_BUILTIN_VFNMADDPS): Ditto.
2434 (IX86_BUILTIN_VFNMADDPD): Ditto.
2435 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2436 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2437 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2438 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2439 (IX86_BUILTIN_VFMADDPS256): Ditto.
2440 (IX86_BUILTIN_VFMADDPD256): Ditto.
2441 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2442 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2443 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2444 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2445 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2446 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2447 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2448 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2449 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2450 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2451 (enum multi_arg_type): New enum for describing the various FMA4
2452 intrinsic argument types.
2453 (bdesc_multi_arg): New table for FMA4 intrinsics.
2454 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2455 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2457 (ix86_expand_builtin): Add FMA4 intrinsic support.
2458 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2459 operand instructions.
2460 (ix86_expand_fma4_multiple_memory): New function to split the
2461 second memory reference from FMA4 instructions.
2462 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2463 (ssemodesuffixf2s): Ditto.
2464 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2466 (fma4_fmsub<mode>4): Ditto.
2467 (fma4_fnmadd<mode>4): Ditto.
2468 (fma4_fnmsub<mode>4): Ditto.
2469 (fma4_vmfmadd<mode>4): Ditto.
2470 (fma4_vmfmsub<mode>4): Ditto.
2471 (fma4_vmfnmadd<mode>4): Ditto.
2472 (fma4_vmfnmsub<mode>4): Ditto.
2473 (fma4_fmadd<mode>4256): Ditto.
2474 (fma4_fmsub<mode>4256): Ditto.
2475 (fma4_fnmadd<mode>4256): Ditto.
2476 (fma4_fnmsub<mode>4256): Ditto.
2477 (fma4_fmaddsubv8sf4): Ditto.
2478 (fma4_fmaddsubv4sf4): Ditto.
2479 (fma4_fmaddsubv4df4): Ditto.
2480 (fma4_fmaddsubv2df4): Ditto.
2481 (fma4_fmsubaddv8sf4): Ditto.
2482 (fma4_fmsubaddv4sf4): Ditto.
2483 (fma4_fmsubaddv4df4): Ditto.
2484 (fma4_fmsubaddv2df4): Ditto.
2485 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2486 instructions for intrinsics.
2487 (fma4i_fmsub<mode>4): Ditto.
2488 (fma4i_fnmadd<mode>4): Ditto.
2489 (fma4i_fnmsub<mode>4): Ditto.
2490 (fma4i_vmfmadd<mode>4): Ditto.
2491 (fma4i_vmfmsub<mode>4): Ditto.
2492 (fma4i_vmfnmadd<mode>4): Ditto.
2493 (fma4i_vmfnmsub<mode>4): Ditto.
2494 (fma4i_fmadd<mode>4256): Ditto.
2495 (fma4i_fmsub<mode>4256): Ditto.
2496 (fma4i_fnmadd<mode>4256): Ditto.
2497 (fma4i_fnmsub<mode>4256): Ditto.
2498 (fma4i_fmaddsubv8sf4): Ditto.
2499 (fma4i_fmaddsubv4sf4): Ditto.
2500 (fma4i_fmaddsubv4df4): Ditto.
2501 (fma4i_fmaddsubv2df4): Ditto.
2502 (fma4i_fmsubaddv8sf4): Ditto.
2503 (fma4i_fmsubaddv4sf4): Ditto.
2504 (fma4i_fmsubaddv4df4): Ditto.
2505 (fma4i_fmsubaddv2df4): Ditto.
2507 * doc/invoke.texi (-mfma4): Add documentation.
2508 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2510 2009-09-29 Richard Henderson <rth@redhat.com>
2512 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2513 an edge to the new destination block.
2515 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2518 * pa.c (hppa_profile_hook): Use
2519 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2521 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2522 Alexander Monakov <amonakov@ispras.ru>
2525 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2526 (not_postinc_memory_operand): New.
2527 (not_postinc_move_operand): New.
2528 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2529 (*cmovsi_internal): Ditto.
2531 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2533 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2534 restrict issue_rate in first pass when scheduling for register
2537 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2538 Rafael Avila de Espindola <espindola@google.com>
2540 * gengtype.c (plugin_output): New.
2541 (get_output_file_with_visibility): Return plugin_output for plugins.
2542 (main): Parse and use the -P option.
2543 * gty.texi: Update the command line format.
2545 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2548 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2550 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2551 out if !const_ok_for_output.
2554 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2555 case VAR_LOCATION>: Remove gcc_unreachable ().
2557 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2559 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2560 (x86_64-*-*): Ditto.
2561 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2562 back to smmintrin.h.
2563 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2564 * config/i386/x86intrin.h: Remove SSE5.
2565 * config/i386/mmintrin-common.h: Delete file.
2566 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2568 2009-09-29 Richard Guenther <rguenther@suse.de>
2570 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2571 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2573 2009-09-29 Nick Clifton <nickc@redhat.com>
2575 * function.c (current_function_name): If there is no current
2576 function just return "<none>".
2578 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2580 * tree-pass.h (register_pass_info): New structure.
2581 (pass_positioning_ops): Move enum from gcc-plugin.h.
2582 (register_pass): New function.
2583 * gcc-plugin.h (plugin_pass): Delete structure.
2584 (pass_positioning_ops): Delete enum.
2585 * plugin.c (regsiter_pass): Delete function.
2586 (position_pass): Delete function.
2587 (added_pass_nodes): Delete variable.
2588 (prev_added_pass_nodes): Delete variable.
2589 (pass_list_node): Delete structure.
2590 * passes.c (make_pass_instance): New function.
2591 (next_pass_1): Change to call make_pass_instance.
2592 (pass_list_node): Move structure from gcc-plugin.h.
2593 (added_pass_nodes): Move variable from plugin.c.
2594 (prev_added_pass_nodes): Move variable from plugin.c.
2595 (position_pass): New function.
2596 (register_pass): New function.
2598 2009-09-28 Easwaran Raman <eraman@google.com>
2600 * ifcvt.c (noce_try_abs): Recognize pattern and call
2601 expand_one_cmpl_abs_nojump.
2602 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2603 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2605 2009-09-28 Ian Lance Taylor <iant@google.com>
2608 * c-opts.c (c_common_handle_option): Don't set
2609 warn_jump_misses_init for -Wall.
2610 * doc/invoke.texi (Warning Options): Update documentation.
2612 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2614 * Makefile.in ($(out_object_file)): Depend on
2615 gt-$(basename $(notdir $(out_file))).h.
2617 2009-09-28 Richard Henderson <rth@redhat.com>
2619 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2620 * except.c (gen_eh_region): Set it.
2621 (duplicate_eh_regions_1): Copy it.
2622 * tree-eh.c (lower_resx): Use it to determine which function
2625 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2626 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2627 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2628 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2629 BUILT_IN_CXA_END_CLEANUP if necessary.
2631 * c-common.c (c_define_builtins): Update call to
2632 build_common_builtin_nodes.
2634 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2636 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2638 2009-09-28 Michael Matz <matz@suse.de>
2640 * builtins.c (interclass_mathfn_icode): New helper.
2641 (expand_builtin_interclass_mathfn): Use it here, and split folding
2643 (fold_builtin_interclass_mathfn): ... this new folder.
2644 (build_call_nofold_loc): New static helper.
2645 (build_call_nofold): New wrapper macro for above.
2646 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2647 (expand_builtin_pow): Ditto.
2648 (expand_builtin_memset_args): Ditto.
2649 (expand_builtin_printf): Ditto.
2650 (expand_builtin_fprintf): Ditto.
2651 (expand_builtin_sprintf): Ditto.
2652 (expand_builtin_memory_chk): Ditto.
2653 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2654 (expand_builtin_stpcpy): Ditto.
2655 (expand_builtin_strcmp): Ditto.
2656 (expand_builtin_strncmp): Ditto.
2657 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2658 (expand_builtin_strcpy_args): Don't call folders.
2659 (expand_builtin_memcmp): Ditto.
2660 (expand_builtin_strncpy): Ditto, and use target.
2661 (expand_builtin_memcpy): Ditto.
2662 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2663 expand_builtin_strpbrk, expand_builtin_memmove,
2664 expand_builtin_memmove_args, expand_builtin_bcopy,
2665 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2666 expand_builtin_strspn, expand_builtin_strcspn,
2667 expand_builtin_fputs): Remove these.
2668 (expand_builtin): Don't call the above, change calls to other
2669 expanders that changed prototype.
2670 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2671 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2672 fold_builtin_interclass_mathfn.
2673 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2674 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2676 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2677 * passes.c (init_optimization_passes): Move pass_fold_builtins
2678 after last phiopt pass.
2679 * tree-inline.c (fold_marked_statements): When folding builtins
2680 iterate over all instruction potentially generated.
2681 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2683 (fold_gimple_call): Use it to always fold calls (into potentially
2684 multiple instructions).
2685 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2686 calls into zero at this time.
2687 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2688 statements generated by builtin folding.
2690 2009-09-28 Nick Clifton <nickc@redhat.com>
2692 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2694 2009-09-28 Duncan Sands <baldrick@free.fr>
2696 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2697 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2698 (register_callback): Dispatch it.
2699 (invoke_plugin_callbacks): Incorporate in sanity check.
2700 * ggc.h (ggc_register_cache_tab): Add declaration.
2701 * ggc-common.c (ggc_register_root_tab): Simplify.
2702 (const_ggc_cache_tab_t): New typedef.
2703 (extra_cache_vec): New vector of dynamically added cache tables.
2704 (ggc_register_cache_tab): New function.
2705 (ggc_scan_cache_tab): New function.
2706 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2707 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2709 2009-09-27 Richard Henderson <rth@redhat.com>
2711 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2712 which we remove __builtin_stack_restore.
2714 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2716 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2717 to test for GRD_INVARIANT.
2718 (simple_rhs_p): Anything that's function_invariant_p is fine.
2720 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2722 * gengtype.c (main): Use plunge_files instead of plugin_output.
2724 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2725 Rafael Avila de Espindola <espindola@google.com>
2727 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2728 Don't print pch related info if it is false.
2729 (main): Don't print pch info in plugin mode.
2731 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2733 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2734 with dw_val_class_const_double.
2735 (struct dw_val_struct): Replace val_long_long with val_double and
2736 adjust for above change.
2737 (output_loc_operands): Likewise.
2738 (add_AT_long_long): Rename into...
2739 (add_AT_double): ...this.
2740 (print_die): Replace dw_val_class_long_long with
2741 dw_val_class_const_double and adjust.
2742 (attr_checksum): Likewise.
2743 (same_dw_val_p): Likewise.
2744 (size_of_die): Likewise.
2745 (value_format): Likewise.
2746 (output_die): Likewise.
2747 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2748 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2749 instead of add_AT_long_long.
2750 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2751 value with the precision of its type.
2753 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2756 * c-typeck.c (build_conditional_expr): Use the readonly and
2757 volatile flags of the operand types, not of the operands itself.
2759 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2761 * collect2.c (main): Look for -brtl before adding libraries.
2763 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2765 * config.gcc: Update OpenBSD targets.
2766 * config/openbsd-stdint.h: New file.
2767 * config/openbsd-libpthread.h: New file.
2768 * config/openbsd.h: Update and break out LIB_SPEC definition.
2769 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2770 * config/i386/openbsdelf.h: Correct types.
2771 * config/m68k/openbsd.h: Likewise.
2772 * config/mips/openbsd.h: Likewise.
2773 * config/vax/openbsd.h: Likewise.
2775 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2777 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2778 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2779 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2780 of the length and zero.
2782 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2784 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2785 (FLAGS_H): Add options.h $(REAL_H).
2786 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2787 (TREE_VECTORIZER_H): New.
2788 (EBITMAP_H): Renamed from EBIMAP_H.
2789 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2790 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2791 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2792 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2793 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2794 (graphite-clast-to-gimple.o, graphite-dependences.o)
2795 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2796 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2797 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2798 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2799 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2800 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2801 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2802 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2803 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2804 updated and fixed as per above changes and per
2805 check_makefile_deps.sh output.
2808 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2809 * configure: Regenerate.
2811 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2813 * doc/install.texi: Update minimum MPC version to 0.7.
2815 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2817 * doc/install.texi (Binaries): Remove reference to the binary
2818 distribution CD-ROM from the FSF.
2820 2009-09-26 Michael Matz <matz@suse.de>
2824 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2825 that are mentioned in the body.
2827 2009-09-26 Michael Matz <matz@suse.de>
2829 PR tree-optimization/41454
2830 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2831 (tree_ssa_dominator_optimize): Don't allocate and free it.
2832 (dom_opt_leave_block): Don't iterate over it.
2833 (eliminate_redundant_computations): Don't return a value.
2834 (cprop_operand, cprop_into_stmt): Ditto.
2835 (optimize_stmt): Don't defer updating stmts.
2837 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2839 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2840 generic_parameter_die, template_parameter_pack_die,
2841 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2842 renaming DW_TAG_formal_parameter_pack and
2843 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2844 and DW_TAG_GNU_template_parameter_pack.
2846 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2848 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2849 * config/v850/v850.c (v850_function_value): New function.
2850 (TARGET_FUNCTION_VALUE): Define.
2852 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2854 * tree-vect-stmts.c (vectorizable_call): Call
2855 mark_symbols_for_renaming after vect_finish_stmt_generation.
2857 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2858 to loc_descriptor_from_tree.
2859 (add_location_or_const_value_attribute): Pass 0 instead of 2
2860 for decl_by_reference_p decls.
2862 2009-09-25 Richard Guenther <rguenther@suse.de>
2865 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2868 2009-09-25 Ben Elliston <bje@au.ibm.com>
2870 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2873 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2875 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2876 form of instruction.
2878 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2881 * fold-const.c (const_binop): Handle complex int division.
2882 * tree-complex.c (expand_complex_div_straight,
2883 expand_complex_div_wide): Update comments.
2885 2009-09-24 DJ Delorie <dj@redhat.com>
2888 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2889 (reg_class): Likewise.
2890 (REG_CLASS_NAMES): Likewise.
2891 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2892 (m32c_override_options): Disable -fivopts for M32C.
2894 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2896 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2897 Delete VSX load/store with update support.
2898 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2899 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2903 (VStype_load_update): Ditto.
2904 (VStype_store_update): Ditto.
2905 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2906 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2908 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2909 load/store with update builtins.
2911 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2913 * libgcc2.c (L_trampoline): Prototype for getpagesize
2914 and mprotect in WINNT case.
2916 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2918 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2919 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2920 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2921 'outgoing' argument.
2922 (TARGET_FUNCTION_VALUE): Define.
2924 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2926 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2928 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2931 * common.opt: Initialize dwarf_strict to -1.
2932 * toplev.c (process_options): Catch unset dwarf_strict
2933 and set to 0 for all targets not overriding.
2934 * config/darwin.c (darwin_override_options): Catch unset
2935 dwarf_strict and override to 1.
2937 2009-09-24 Jeff Law <law@redhat.com>
2939 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2941 2009-09-24 Richard Guenther <rguenther@suse.de>
2943 PR tree-optimization/36143
2944 PR tree-optimization/38747
2945 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2946 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2948 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2951 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2952 return false instead of gcc_unreachable (). For CONST return the
2953 value returned by recursive call instead of always returning true.
2954 (tree_add_const_value_attribute): Return the value returned by
2955 add_const_value_attribute instead of always returning true if rtl
2958 2009-09-23 Justin Seyster <jrseys@gmail.com>
2960 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2962 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2964 * cgraphunit.c (cgraph_lower_function): Revert last change.
2965 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2966 instead of DECL_NO_STATIC_CHAIN.
2967 * tree-cfg.c (verify_gimple_call): Likewise.
2968 * tree-nested.c (get_chain_decl, get_chain_field,
2969 convert_tramp_reference_op, convert_gimple_call): Likewise.
2970 (convert_all_function_calls): Likewise. Always set or clear
2971 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2972 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2973 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2975 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2976 DECL_NO_STATIC_CHAIN.
2977 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2978 instead of DECL_NO_STATIC_CHAIN.
2979 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2980 decl_function_context.
2981 * varasm.c (initializer_constant_valid_p): Likewise.
2982 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2983 (DECL_STATIC_CHAIN): ... this.
2984 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2985 instead of DECL_NO_STATIC_CHAIN.
2987 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2988 Rafael Avila de Espindola <espindola@google.com>
2990 * gengtype.c (nb_plugin_files): Make it unsigned to match
2991 num_gt_files. Adjust other variables to avoid warnings.
2992 (main): Allocate an all zero lang_bitmap before each plugin file name
2993 to match regular file names.
2995 2009-09-23 Richard Henderson <rth@redhat.com>
2997 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2998 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2999 static chain passed in memory.
3000 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
3001 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
3002 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
3003 STATIC_CHAIN_REGNUM defined.
3005 * config/picochip/picochip-protos.h: s/class/klass/.
3006 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3007 (picochip_static_chain): New.
3008 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3009 (STATIC_CHAIN_INCOMING): Remove.
3011 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3012 (xtensa_static_chain): New.
3013 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3014 (STATIC_CHAIN_INCOMING): Remove.
3016 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3018 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3019 * config/pa/pa-protos.h (function_value): Remove.
3020 * config/pa/pa.c (pa_function_value): Rename from function_value.
3021 Make static, add 'outgoing' argument.
3022 (TARGET_FUNCTION_VALUE): Define.
3024 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3026 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3027 instead of cfun->machine->is_leaf.
3028 * config/avr/avr.h (machine_function): Remove is_leaf field.
3030 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3033 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3034 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3035 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3036 the same size, prefer DW_OP_stack_value.
3037 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3038 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3040 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3043 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3045 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3048 * cfgexpand.c (convert_debug_memory_address): New.
3049 (expand_debug_expr): Convert base address and offset to the same
3050 mode. Use it to convert addresses to other modes. Accept
3053 2009-09-23 Richard Guenther <rguenther@suse.de>
3055 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
3056 produced for bigendian targets with promoted subregs.
3058 2009-09-23 Richard Guenther <rguenther@suse.de>
3060 * value-prof.c (gimple_ic): Purge old EH edges only after building
3063 2009-09-23 Nick Clifton <nickc@redhat.com>
3065 * config/arc/arc.c (arc_trampoline_init): Fix typo.
3067 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3070 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
3073 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
3074 on non-nested functions.
3076 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3077 Jan Hubicka <jh@suse.cz>
3079 * dwarf2out.c (loc_list_plus_const): Only define if
3080 DWARF2_DEBUGGING_INFO.
3081 (address_of_int_loc_descriptor): Likewise.
3084 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
3086 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
3089 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
3090 constant is more than zero.
3092 2009-09-23 Alan Modra <amodra@bigpond.net.au>
3095 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
3096 call final to emit non-scheduled prologue, instead insert at entry.
3098 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3099 Joseph S. Myers <joseph@codesourcery.com>
3101 * doc/install.texi (*-*-freebsd*): Add proper format codes.
3103 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3104 Rafael Avila de Espindola <espindola@google.com>
3106 * gengtype.c (is_file_equal): New function.
3107 (close_output_files): Use is_file_equal. Free of->buf.
3109 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3110 Rafael Avila de Espindola <espindola@google.com>
3112 * gengtype.c (write_types, write_local): Add the output_header
3113 argument. Update all callers.
3115 2009-09-22 Dodji Seketeli <dodji@redhat.com>
3117 * dwarf2out.c (template_parameter_pack_die,
3118 gen_formal_parameter_pack_die ): New functions.
3119 (make_ith_pack_parameter_name): Remove this function.
3120 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
3121 DW_TAG_formal_parameter_pack.
3122 (gen_generic_params_dies): Represent each template parameter pack
3123 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
3124 represented by usual DW_TAG_template_*_parameter DIEs that are
3125 children of the DW_TAG_template_parameter_pack element DIE.
3126 (generic_parameter_die): This doesn't deal with parameter pack
3127 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
3128 of parameter pack DIEs.
3129 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
3130 in certain cases, e.g. for pack elements.
3131 (gen_formal_types_die, gen_decl_die): Adjust usage of
3132 gen_formal_parameter_die.
3133 (gen_subprogram_die): Represent each function parameter pack by a
3134 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
3135 represented by usual DW_TAG_formal_parameter DIEs that are children
3136 of the DW_TAG_formal_parameter_pack DIE. Remove references to
3137 ____builtin_va_alist decls as no part of the compiler uses those
3139 * langhooks.h (struct lang_hooks_for_decls): Add
3140 function_parm_expanded_from_pack_p, get_generic_function_decl
3141 and function_parameter_pack_p hooks. Fix comment for
3142 get_innermost_generic_parms hook.
3143 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
3144 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
3145 macros and use them to initialize lang_hook.
3147 2009-09-22 Richard Henderson <rth@redhat.com>
3149 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
3150 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
3151 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
3152 on TRAMPOLINE_TEMPLATE.
3153 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
3154 TRAMPOLINE_ADJUST_ADDRESS.
3155 * targhooks.c (default_asm_trampoline_template): Remove.
3156 (default_trampoline_adjust_address): Remove.
3157 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
3158 * targhooks.h: Update decls.
3160 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3162 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
3163 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
3164 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3166 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
3169 * reload1.c (reload): Reset debug insns with pseudos without
3172 2009-09-22 Janis Johnson <janis187@us.ibm.com>
3174 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
3175 unconditional true for decimal float modes.
3176 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
3177 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
3179 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3181 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
3182 Enable a new case for __FreeBSD__ >= 7.
3183 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
3184 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
3185 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
3186 and USE_LD_AS_NEEDED.
3188 * doc/install.texi (*-*-freebsd*): Update target information.
3190 2009-09-22 Richard Guenther <rguenther@suse.de>
3193 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
3194 arrays really properly.
3196 2009-09-22 Richard Henderson <rth@redhat.com>
3199 * target.h (struct gcc_target): Add asm_out.trampoline_template,
3200 calls.static_chain, calls.trampoline_init,
3201 calls.trampoline_adjust_address.
3202 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3203 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3204 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3205 * builtins.c (expand_builtin_setjmp_receiver): Use
3206 targetm.calls.static_chain; only clobber registers.
3207 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
3208 set up memory attributes properly for the trampoline block.
3209 (expand_builtin_adjust_trampoline): Use
3210 targetm.calls.trampoline_adjust_address.
3211 * calls.c (prepare_call_address): Add fndecl argument. Use
3212 targetm.calls.static_chain.
3213 * df-scan.c (df_need_static_chain_reg): Remove.
3214 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3215 consolodate static chain handling.
3216 * doc/tm.texi: Document new hooks.
3217 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3218 (init_emit_regs): Don't initialize them.
3219 * expr.h (prepare_call_address): Update decl.
3220 * final.c (profile_function): Use targetm.calls.static_chain.
3221 * function.c (expand_function_start): Likewise.
3222 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3223 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3224 only clobber registers.
3225 * targhooks.c (default_static_chain): New.
3226 (default_asm_trampoline_template, default_trampoline_init): New.
3227 (default_trampoline_adjust_address): New.
3228 * targhooks.h: Declare them.
3229 * varasm.c (assemble_trampoline_template): Use
3230 targetm.asm_out.trampoline_template. Make the memory block const
3233 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3234 alpha_initialize_trampoline. Make static. Merge VMS parameter
3235 differences into the TARGET_ABI_OPEN_VMS code block.
3236 (TARGET_TRAMPOLINE_INIT): New.
3237 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3238 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3239 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3240 (INITIALIZE_TRAMPOLINE): Remove.
3242 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3243 (TRAMPOLINE_TEMPLATE): Merge with ...
3244 (INITIALIZE_TRAMPOLINE): ... this and move ...
3245 * config/arc/arc.c (arc_trampoline_init): ... here.
3246 (TARGET_TRAMPOLINE_INIT): New.
3248 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3249 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3250 (arm_asm_trampoline_template): New.
3251 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3252 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3253 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3254 code to arm_asm_trampoline_template.
3255 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3256 arm_trampoline_adjust_address.
3257 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3258 adjust for target hook parameters.
3260 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3263 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3264 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3265 (bfin_trampoline_init): Rename from initialize_trampoline;
3266 make static; update for target hook parameters.
3267 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3268 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3269 bfin_asm_trampoline_template.
3270 (INITIALIZE_TRAMPOLINE): Remove.
3272 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3273 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3274 cris_trampoline_init): New.
3275 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3276 cris_asm_trampoline_template.
3277 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3278 adjust for target hook parameters.
3280 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3282 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3283 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3284 fr30_trampoline_init): New.
3285 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3286 fr30_asm_trampoline_template.
3287 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3288 adjust for target hook parameters.
3290 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3291 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3292 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3293 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3294 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3296 * config/h8300/h8300.c (h8300_trampoline_init): New.
3297 (TARGET_TRAMPOLINE_INIT): New.
3298 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3299 to h8300_trampoline_init and adjust for hook parameters.
3301 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3302 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3303 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3304 make static; adjust for hook parameters.
3305 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3307 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3308 (TARGET_TRAMPOLINE_INIT): New.
3309 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3310 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3311 iq2000_asm_trampoline_template.
3312 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3313 (TRAMPOLINE_CODE_SIZE): New.
3314 (TRAMPOLINE_SIZE): Use it.
3315 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3317 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3318 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3319 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3320 adjust for hook parameters.
3321 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3323 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3324 (m32r_trampoline_init): New.
3325 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3326 m32r_trampoline_init.
3328 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3329 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3330 make static; update for hook parameters.
3331 * config/m68hc11/m68hc11-protos.h: Update.
3332 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3334 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3335 (TARGET_TRAMPOLINE_INIT): New.
3336 (mcore_function_value): Fix typo.
3337 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3338 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3339 to mcore_asm_trampoline_template.
3340 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3342 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3343 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3344 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3345 update for hook parameters.
3346 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3348 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3349 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3350 mips_trampoline_init): New.
3351 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3352 mips_asm_trampoline_template.
3353 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3354 update for hook parameters.
3356 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3357 (TARGET_TRAMPOLINE_INIT): New.
3358 (mmix_trampoline_size): Remove.
3359 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3360 make static. Remove out-of-date tetra vs octa comment.
3361 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3362 make static; update for hook parameters.
3363 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3364 (INITIALIZE_TRAMPOLINE): Remove.
3365 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3366 (TRAMPOLINE_ALIGNMENT): New.
3367 * gcc/config/mmix/mmix-protos.h: Update.
3369 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3370 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3371 mn10300_trampoline_init): New.
3372 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3373 mn10300_asm_trampoline_template.
3374 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3376 * config/moxie/moxie.c (moxie_static_chain,
3377 moxie_asm_trampoline_template, moxie_trampoline_init,
3378 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3379 TARGET_TRAMPOLINE_INIT): New.
3380 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3381 moxie_trampoline_init.
3382 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3383 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3385 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3386 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3387 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3388 pa_trampoline_adjust_address): New.
3389 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3390 pa_asm_trampoline_template.
3391 (TRAMPOLINE_ALIGNMENT): New.
3392 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3393 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3394 adjust for hook parameters.
3395 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3397 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3398 (TARGET_TRAMPOLINE_INIT): New.
3399 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3400 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3402 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3404 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3405 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3406 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3407 make static; adjust parameters for the hook.
3408 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3410 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3411 s390_trampoline_template; make static.
3412 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3413 make static; adjust for target hook.
3414 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3415 * config/s390/s390-protos.h: Remove trampoline decls.
3416 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3417 (TRAMPOLINE_TEMPLATE): Remove.
3418 (TRAMPOLINE_ALIGNMENT): New.
3420 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3421 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3422 (TARGET_TRAMPOLINE_INIT): New.
3423 (score_asm_trampoline_template): New.
3424 (score_trampoline_init): Rename from score_initialize_trampoline;
3425 make static; adjust for hook parameters.
3426 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3427 score[37]_asm_trampoline_template.
3428 (INITIALIZE_TRAMPOLINE): Remove.
3429 * config/score/score3.c (score3_asm_trampoline_template): New.
3430 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3431 adjust for target hook.
3432 * config/score/score7.c (score7_asm_trampoline_template): New.
3433 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3434 adjust for target hook.
3435 * config/score/score3.h, config/score/score7.h: Update.
3437 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3438 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3439 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3440 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3441 make static; adjust for target hook parameters.
3442 (sh_trampoline_adjust_address): New.
3443 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3444 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3446 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3447 (sparc32_initialize_trampoline): Rename from
3448 sparc_initialize_trampoline; make static; replace tramp parameter
3449 with m_tramp and update memory accesses.
3450 (sparc64_initialize_trampoline): Similarly.
3451 (sparc_trampoline_init): New.
3452 * config/sparc/sparc-protos.h: Remove trampoline decls.
3453 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3454 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3456 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3457 (array_to_constant): Make ARR parameter const.
3458 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3459 make static; update for hook parameters.
3460 * config/spu/spu-protos.h: Update decls.
3461 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3463 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3464 from xstormy16_initialize_trampoline; make static; update for
3466 (TARGET_TRAMPOLINE_INIT): New.
3467 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3469 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3470 (TARGET_TRAMPOLINE_INIT): New.
3471 (v850_can_eliminate): Make static.
3472 (v850_asm_trampoline_template, v850_trampoline_init): New.
3473 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3474 v850_asm_trampoline_template.
3475 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3476 and adjust for target hook parameters.
3478 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3479 (TARGET_TRAMPOLINE_INIT): New.
3480 (vax_asm_trampoline_template, vax_trampoline_init): New.
3481 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3482 vax_asm_trampoline_template.
3483 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3485 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3486 (TARGET_TRAMPOLINE_INIT): New.
3487 (xtensa_asm_trampoline_template): Rename from
3488 xtensa_trampoline_template; make static.
3489 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3490 make static; update for hook parameters.
3491 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3492 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3493 (INITIALIZE_TRAMPOLINE): Remove.
3495 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3496 error for nested functions with regparm=3.
3497 (ix86_compute_frame_layout): Adjust frame pointer offset for
3498 ix86_static_chain_on_stack.
3499 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3500 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3501 don't reset to UNITS_PER_WORD.
3502 (ix86_emit_leave): Adjust ix86_cfa_state.
3503 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3504 (ix86_static_chain): New.
3505 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3506 make static; update for target hook parameters; use ix86_static_chain.
3507 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3508 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3509 (INITIALIZE_TRAMPOLINE): Remove.
3510 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3511 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3512 to the end. Add static_chain_on_stack.
3513 (ix86_static_chain_on_stack): New.
3515 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3516 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3517 (m68k_trampoline_init): New.
3518 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3519 m68k_trampoline_init and adjust for hook parameters.
3520 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3521 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3523 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3525 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3526 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3528 * reload1.c (reload): Call wrap_constant when substituting
3529 reg for equiv inside of DEBUG_INSNs.
3532 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3533 add_call_src_coords_attributes, add_high_low_attributes,
3534 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3535 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3536 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3537 when -gdwarf-2 -gstrict-dwarf.
3538 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3539 -gdwarf-[23] -gstrict-dwarf.
3540 (address_of_int_loc_descriptor, loc_descriptor,
3541 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3542 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3543 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3545 2009-09-22 Richard Guenther <rguenther@suse.de>
3547 PR tree-optimization/41428
3548 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3549 (ccp_finalize): Pass it to substitute_and_fold.
3551 2009-09-22 Richard Guenther <rguenther@suse.de>
3553 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3554 (substitute_and_fold): Adjust prototype.
3555 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3556 (simplify_stmt_using_ranges): Likewise.
3557 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3558 (vrp_fold_stmt): New function.
3559 (vrp_finalize): Pass it to substitute_and_fold.
3560 * tree-flow.h (vrp_evaluate_conditional): Remove.
3561 (simplify_stmt_using_ranges): Likewise.
3562 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3563 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3564 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3566 (fold_predicate_in): Move to tree-vrp.c.
3567 (substitute_and_fold): Use the callback instead of calling into
3568 tree-vrp.c functions directly.
3570 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3572 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3573 comparison warning on rs6000.
3576 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3577 GIMPLE_EH_MUST_NOT_THROW cleanup.
3578 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3580 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3583 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3584 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3585 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3586 libSystem which is derived from the gcc 4.2.1 unwinder.
3588 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3591 * varasm.c (default_encode_section_info): Copy TLS model into
3592 sym_ref flags regardless of backend support for TLS, for all
3593 model types except TLS_MODEL_EMULATED.
3595 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3598 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3599 we can handle it correctly.
3601 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3603 * doc/install.texi (os2): Remove section.
3605 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3607 * doc/standards.texi (Objective-C): Adjust two URLs.
3609 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3611 * tree-tailcall.c (process_assignment): Don't check if a
3612 multiplication or an addition are already present.
3613 (find_tail_calls): Combine multiple additions and multiplications.
3614 (adjust_accumulator_values): Emit accumulators.
3616 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3618 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3619 xmm register restore.
3621 2009-09-21 Jan Hubicka <jh@suse.cz>
3623 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3624 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3627 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3629 * stor-layout.c (layout_type): Remove obsolete code.
3631 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3634 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3636 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3639 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3640 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3641 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3642 * fold-const.c (const_binop): Likewise.
3643 * real.h (do_mpc_arg2): Update prototype.
3645 2009-09-20 Jan Hubicka <jh@suse.cz>
3647 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3648 (add_location_or_const_value_attribute): Rewrite using
3650 (tree_add_const_value_attribute): Return true if successful.
3651 (tree_add_const_value_attribute_for_decl): Likewise.
3653 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3654 (loc_descriptor): ... here;
3655 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3656 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3657 pool items that was not marked for output.
3658 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3659 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3660 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3661 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3662 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3663 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3664 DW_OP_stack_value to get address of items that are not available
3666 (dw_loc_list): Handle single element lists correctly.
3668 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3669 Pascal Obry <obry@adacore.com>
3671 * unwind-dw2-fde.c (classify_object_over_fdes):
3672 Cast the constant 1 to _Unwind_Ptr.
3673 (add_fdes): Likewise.
3674 (linear_search_fdes): Likewise.
3676 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3678 * stor-layout.c (set_sizetype): Avoid useless type copy.
3680 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3682 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3684 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3685 * configure, config.in: Regenerate.
3686 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3688 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3689 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3690 for global data if the output could be used in a shared library.
3691 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3692 to 0 if TARGET_WRITABLE_EH_FRAME.
3694 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3696 PR rtl-optimization/39886
3697 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3698 just when insn is equal to BB_END (bb).
3700 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3702 * config/mips/mips.opt (mrelax-pic-calls): New option.
3703 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3705 (mips_unspec_call): Change "unspec_call" expander into this.
3706 (mips_strip_unspec_call): New function.
3707 (mips_got_load): Call mips_unspec_call instead of
3708 gen_unspec_call<mode>.
3709 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3711 (mips_cfg_in_reorg): New function.
3712 (mips16_lay_out_constants): Use it to decide whether to call
3713 CFG-aware insn splitting.
3714 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3715 mips_reorg. Move DF set-up code from here ...
3716 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3718 (mips_reorg): Call mips_df_reorg instead of
3719 r10k_insert_cache_barriers. Move CFG set-up code here from
3720 r10k_insert_cache_barriers.
3721 (mips_call_expr_from_insn): New function.
3722 (mips_pic_call_symbol_from_set): Likewise.
3723 (mips_find_pic_call_symbol): Likewise.
3724 (mips_annotate_pic_call_expr): Likewise.
3725 (mips_get_pic_call_symbol): Likewise.
3726 (mips_annotate_pic_calls): Likewise.
3727 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3729 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3730 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3731 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3733 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3734 (unspec_call<mode>): Remove it.
3735 (sibcall_internal, sibcall_value_internal,
3736 sibcall_value_multiple_internal, call_internal, call_split,
3737 call_value_internal, call_value_split,
3738 call_value_multiple_internal, call_value_multiple_split): Pass
3739 SIZE_OPNO to MIPS_CALL.
3740 (call_internal_direct, call_direct_split,
3741 call_value_internal_direct, call_value_direct_split): Pass -1 as
3742 SIZE_OPNO to MIPS_CALL.
3743 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3744 * configure: Regenerate.
3745 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3746 and -mno-relax-pic-calls.
3747 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3749 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3752 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3753 in the directory this rule is called from, rather than the
3754 toplevel 'gcc' directory, to fix in-tree build.
3756 2009-09-19 Chris Demetriou <cgd@google.com>
3758 PR preprocessor/28435:
3759 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3760 to cpplib that the preprocessor output is needed.
3762 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3764 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3765 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3766 *return_and_restore_fpregs_<mode>,
3767 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3770 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3771 instead of assuming it has always a REG inside of it.
3773 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3775 * config/freebsd.h: Update comment on types.
3776 (WINT_TYPE): Define.
3778 2009-09-18 Jason Merrill <jason@redhat.com>
3780 * c.opt: Add -fno-deduce-init-list.
3782 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3784 * value-prof.c (interesting_stringop_to_profile_p): Added output
3785 argument to indicate which parameter is the size parameter.
3786 * value-prof.c (gimple_stringop_fixed_value): Use
3787 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3788 * value-prof.c (gimple_stringops_transform): Update call sites to
3789 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3791 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3794 From David Binderman <dcb314@hotmail.com>:
3795 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3796 local variable f. Remove stale comments.
3797 (ix86_compute_frame_layout): Remove useless local variable total_size.
3798 Remove #if 0'd code.
3799 (legitimate_address_p): Remove useless local variables
3800 reason_rtx and reason.
3801 (ix86_split_copysign_const): Remove useless local variable op1.
3802 (scale_counter): Remove useless local variable piece_size_mask.
3804 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3806 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3809 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3812 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3814 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3816 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3819 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3821 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3822 DW_OP_implicit_value even without dwarf_version 4.
3824 2009-09-17 Jan Hubicka <jh@suse.cz>
3826 * dwarf2out.c: Include tree-pass.h and gimple.h.
3827 (loc_list_plus_const): New function.
3828 (loc_descriptor_from_tree_1): Rename to ...
3829 (loc_descriptor_from_tree): ... remove original.
3830 (loc_list_from_tree): New function.
3831 (add_AT_location_description): Accept location list.
3832 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3833 (concatn_mem_loc_descriptor): Remove.
3834 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3836 (secname_for_decl): Move up.
3837 (hidden_reference_p): New function; break out from ...
3838 (loc_by_refernece): ... here; move up.
3839 (dw_loc_list): New function.
3840 (single_element_loc_list): New function.
3841 (single_element_loc_list_p): New function.
3842 (add_loc_descr_to_each): New function.
3843 (add_loc_list): New function.
3844 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3845 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3846 add diagnostics why expansion failed.
3847 (add_location_or_const_value_attribute): Support location lists.
3848 (add_bound_info): Likewise.
3849 (descr_info_loc): Update call of loc_descriptor_from_tree.
3850 (gen_variable_die): Work on location lists.
3851 * final.c (pass_final): Add dump file.
3852 * Makefile.in (dwarf2out.o): Add new dependencies.
3854 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3857 * real.c decimal_from_integer, decimal_integer_string): New.
3858 (real_from_integer): Use them as special case for decimal float.
3859 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3860 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3861 Do not append zero after the decimal point in string to convert.
3863 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3865 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3866 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3868 2009-09-17 Martin Jambor <mjambor@suse.cz>
3870 * common.opt (fipa-sra): New switch.
3871 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3872 * timevar.def (TV_IPA_SRA): New timevar.
3873 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3874 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3875 * tree-sra.c: Include cgraph.c.
3876 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3877 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3878 and grp_not_necessarilly_dereferenced.
3879 (func_param_count): New variable.
3880 (encountered_apply_args): New variable.
3881 (bb_dereferences): New variable.
3882 (final_bbs): New variable.
3883 (no_accesses_representant): New variable.
3884 (no_accesses_p): New function.
3885 (dump_access): Dump the new fields.
3886 (sra_initialize): Set encountered_apply_args to false.
3887 (get_ssa_base_param): New function.
3888 (mark_parm_dereference): New function.
3889 (create_access): Caring for INIDRECT_REFs and different handling of
3890 varialble length accesses in early IPA SRA. Store the stmt - a new
3891 parameter - to the new access.
3892 (build_access_from_expr_1): New parameter stmt, passed to
3893 create_access. Handle INDIRECT_REFs.
3894 (build_access_from_expr): Pass the current statement to
3895 build_access_from_expr_1.
3896 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3898 (build_accesses_from_assign): Pass the current statement to
3899 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3900 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3901 final_bbs when necessary. Check for calls to __builtin_apply_args.
3902 Fixup EH info if anythng was changed.
3903 (is_unused_scalar_param): New function.
3904 (ptr_parm_has_direct_uses): New function.
3905 (find_param_candidates): New function.
3906 (mark_maybe_modified): New function.
3907 (analyze_modified_params): New function.
3908 (propagate_dereference_distances): New function.
3909 (dump_dereferences_table): New function.
3910 (analyze_caller_dereference_legality): New function.
3911 (unmodified_by_ref_scalar_representative): New function.
3912 (splice_param_accesses): New function.
3913 (decide_one_param_reduction): New function.
3914 (enum ipa_splicing_result): New type.
3915 (splice_all_param_accesses): New function.
3916 (get_param_index): New function.
3917 (turn_representatives_into_adjustments): New function.
3918 (analyze_all_param_acesses): New function.
3919 (get_replaced_param_substitute): New function.
3920 (get_adjustment_for_base): New function.
3921 (replace_removed_params_ssa_names): New function.
3922 (sra_ipa_reset_debug_stmts): New function.
3923 (sra_ipa_modify_expr): New function.
3924 (sra_ipa_modify_assign): New function.
3925 (convert_callers): New function.
3926 (modify_function): New function.
3927 (ipa_sra_preliminary_function_checks): New function.
3928 (ipa_early_sra): New function.
3929 (ipa_early_sra_gate): New function.
3930 (pass_early_ipa_sra): New variable.
3931 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3933 2009-09-17 Michael Matz <matz@suse.de>
3936 * tree.c (build_type_attribute_qual_variant): Export.
3937 * tree.h (build_type_attribute_qual_variant): Declare.
3938 * tree-inline.c (remap_type_1): Use it to build variants with
3939 the original qualifiers and attributes.
3941 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3943 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3944 without a fallthrough edge.
3946 2009-09-16 DJ Delorie <dj@redhat.com>
3948 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3949 chip and ignore the "fast_interrupt" attribute if so.
3951 2009-09-16 Richard Henderson <rth@redhat.com>
3954 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3957 2009-09-16 Richard Henderson <rth@redhat.com>
3960 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3961 is set only if DECL_NO_STATIC_CHAIN is unset.
3962 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3963 (FOR_EACH_NEST_INFO): New.
3964 (walk_all_functions): Use it.
3965 (finalize_nesting_tree): Likewise.
3966 (unnest_nesting_tree): Likewise.
3967 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3968 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3969 (convert_gimple_call): Early out if gimple_call_chain already set.
3970 (convert_all_function_calls): Iterate until no new functions
3971 require a static chain.
3972 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3973 when building a trampoline. Use dump_function_to_file instead
3975 (lower_nested_functions): Open dump_file. Validate that decls
3976 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3977 bit reset by this pass.
3979 2009-09-16 Michael Matz <matz@suse.de>
3982 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3983 shorten decl_common_unused.
3984 (DECL_RESTRICTED_P): New accessor.
3985 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3986 to disambiguate marked decls and restrict pointers.
3988 2009-09-16 Richard Henderson <rth@redhat.com>
3991 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3993 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3995 * integrate.c (set_block_abstract_flags): Call
3996 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3998 2009-09-16 Richard Guenther <rguenther@suse.de>
4001 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
4004 2009-09-16 DJ Delorie <dj@redhat.com>
4005 Kaz Kojima <kkojima@gcc.gnu.org>
4007 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4008 (sh_expand_prologue): Update calls to output_stack_adjust.
4009 (sh_expand_epilogue): Likewise.
4011 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4014 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4015 trying to limit the extent of searches in the insn stream.
4017 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4018 Jakub Jelinek <jakub@redhat.com>
4022 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4024 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4025 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4026 (rs6000_savres_strategy): Always save FP registers inline if the
4027 target doesn't support hardware double-precision. Set the above
4028 bits in return value when needed.
4029 (rs6000_savres_routine_sym): Fix computation for cache selector.
4030 Mark the generated symbol as a function. Rename exitp argument to
4031 lr. Move code for determining the name of the symbol...
4032 (rs6000_savres_routine_name): ...here. New function. Add cases for
4033 getting the names right on AIX and 64-bit Linux.
4034 (savres_routine_name): New variable.
4035 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4036 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4037 on what the target routine uses as a base register. If savep && lr
4038 describe saving of r0 into memory slot.
4039 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4040 line calls for AIX ABI.
4041 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4042 determine FP save/restore functions.
4043 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4044 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4046 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4047 Duplicate restoration of LR and execute the appropriate one
4048 depending on whether GPRs are being restored inline. Set r11 from
4049 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
4050 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
4051 Fix out of line calls for AIX ABI.
4052 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
4054 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
4056 (*restore_gpregs_spe): Likewise.
4057 (*return_and_restore_gpregs_spe): Likewise.
4058 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4059 Define to empty string unconditionally.
4060 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4061 Define to empty string unconditionally.
4062 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
4065 2009-09-15 Jan Hubicka <jh@suse.cz>
4067 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
4068 * params.def (inline-insns-auto): Likewise.
4070 2009-09-15 Martin Jambor <mjambor@suse.cz>
4072 * ipa-inline.c (estimate_function_body_sizes): Dump info about
4073 individual statements only at TDF_DETAILS dump level. Format
4074 source for 80 characters per line.
4076 2009-09-15 Christian Bruel <christian.bruel@st.com>
4078 * regrename.c (do_replace): Update REG_DEAD notes.
4080 2009-09-15 Revital Eres <eres@il.ibm.com>
4082 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
4083 * targhooks.c (default_builtin_support_vector_misalignment):
4084 New builtin function.
4085 * targhooks.h (default_builtin_support_vector_misalignment):
4087 * target.h (builtin_support_vector_misalignment):
4088 New field in struct gcc_target.
4089 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
4090 new builtin function.
4091 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
4093 * config/rs6000/rs6000.c
4094 (rs6000_builtin_support_vector_misalignment): New function.
4095 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
4097 2009-09-15 Jie Zhang <jie.zhang@analog.com>
4099 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
4101 (bfin_optimize_loop): Likewise.
4102 (bfin_gen_bundles): Likewise.
4103 (workaround_speculation): Likewise.
4104 (find_load): Return NULL_RTX for debug_insn.
4106 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
4108 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
4111 2009-09-14 DJ Delorie <dj@redhat.com>
4113 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
4114 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
4117 2009-09-14 Richard Henderson <rth@redhat.com>
4118 Jakub Jelinek <jakub@redhat.com>
4120 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
4121 * cfgbuild.c (make_edges): Handle asm goto.
4122 * cfglayout.c (fixup_reorder_chain): Likewise.
4123 * cfgrtl.c (patch_jump_insn): Likewise.
4124 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
4125 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
4126 (gimple_build_asm_vec): Add and use labels parameter.
4127 (gimple_build_asm): Remove.
4128 (walk_gimple_asm): Walk labels too.
4129 * gimple.def (GIMPLE_ASM): Update docs.
4130 * gimple.h: Update decls.
4131 (struct gimple_statement_asm): Change nc to use unsigned char;
4133 (gimple_asm_nlabels): New.
4134 (gimple_asm_label_op, gimple_asm_set_label_op): New.
4135 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
4136 into gimple_build_asm_vec.
4137 * jump.c (mark_jump_label_asm): New.
4138 (mark_jump_label): Use it.
4139 (redirect_jump_1): Handle asm goto.
4140 (invert_jump_1): Soft fail if X is null.
4141 * recog.c (extract_asm_operands): New.
4142 (asm_noperands): Use it; handle asm labels.
4143 (decode_asm_operands): Use extract_asm_operands.
4144 (asm_operand_ok): Properly handle empty string.
4145 * reg-stack.c (get_asm_operands_in_out): Rename from
4146 get_asm_operand_n_inputs; use extract_asm_operands; return both
4147 inputs and outputs by reference; update all callers.
4148 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
4149 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
4150 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
4151 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
4152 (extract_asm_operands): Declare.
4153 * stmt.c (expand_asm_operands): Add and use labels parameter.
4154 (check_unique_operand_names): Likewise.
4155 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
4156 (expand_asm_stmt): Handle asm labels.
4157 * tree-cfg.c (make_gimple_asm_edges): New.
4158 (make_edges): Use it.
4159 (cleanup_dead_labels): Handle asm labels.
4160 (is_ctrl_altering_stmt): Likewise.
4161 (gimple_redirect_edge_and_branch): Likewise.
4162 * tree.def (ASM_EXPR): Add 5th operand.
4163 * tree.h (ASM_LABELS): New.
4164 (resolve_asm_operand_names): Update decl.
4166 * c-parser.c (c_parser_asm_statement): Parse asm goto.
4167 (c_parser_asm_goto_operands): New.
4168 * c-tree.h (build_asm_expr): Update decl.
4169 * c-typeck.c (build_asm_expr): Add and use labels parameter.
4170 * doc/extend.texi: Document asm goto.
4172 2009-09-14 Richard Henderson <rth@redhat.com>
4174 * except.h: Update declarations.
4175 (struct pointer_map_t): Forward declare.
4176 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
4177 (struct eh_landing_pad_d, eh_landing_pad): New.
4178 (struct eh_catch_d, eh_catch): New.
4179 (struct eh_region_d): Remove next_region_sharing_label, aka,
4180 label, tree_label, landing_pad, post_landing_pad, resume,
4181 may_contain_throw. Rename region_number to index. Remove
4182 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
4183 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
4184 (VEC(eh_landing_pad,gc)): New.
4185 (struct eh_status): Remove last_region_number. Add lp_array,
4186 throw_stmt_table, ttype_data, ehspec_data.
4187 (ehr_next, FOR_ALL_EH_REGION_AT): New.
4188 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
4189 * except.c (lang_protect_cleanup_actions): Return tree.
4190 (struct ehl_map_entry): Remove.
4191 (init_eh_for_function): Push zero entries for region and lp_array.
4192 (gen_eh_region): Add to region_array immediately.
4193 (gen_eh_region_catch): Operate on eh_catch objects.
4194 (gen_eh_landing_pad): New.
4195 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
4196 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
4197 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
4198 (get_eh_landing_pad_from_number_fn): New.
4199 (get_eh_landing_pad_from_number): New.
4200 (get_eh_region_from_lp_number_fn): New.
4201 (get_eh_region_from_lp_number): New.
4202 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
4203 (get_exception_pointer, get_exception_filter): Remove.
4204 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
4205 (current_function_has_exception_handlers): Simplify.
4206 (bring_to_root, eh_region_replaceable_by_p): Remove.
4207 (replace_region, hash_type_list, hash_eh_region): Remove.
4208 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
4209 (label_to_region_map, num_eh_regions): Remove.
4210 (get_next_region_sharing_label, must_not_throw_labels): Remove.
4211 (find_exception_handler_labels): Remove.
4212 (duplicate_eh_regions_0, find_prev_try): Remove.
4213 (struct duplicate_eh_regions_data): New.
4214 (duplicate_eh_regions_1): Rewrite.
4215 (duplicate_eh_regions): Return a pointer map instead of an
4217 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4218 (redirect_eh_edge_to_label): Remove.
4219 (eh_region_outermost): Rewrite using eh_region pointers
4220 instead of integers.
4221 (add_ttypes_entry): Update for ttype_data move to eh_status.
4222 (add_ehspec_entry): Rewrite with VEC instead of varray.
4223 (assign_filter_values): Likewise. Export.
4224 (build_post_landing_pads, connect_post_landing_pads): Remove.
4225 (dw2_build_landing_pads): Rewrite to use lp_array.
4226 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4227 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4228 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4229 (sjlj_mark_call_sites): Update for landing pad numbers.
4230 (finish_eh_generation): Rewrite.
4231 (gate_handle_eh): Do nothing for no eh tree.
4232 (pass_rtl_eh): Move up near finish_eh_generation.
4233 (remove_eh_landing_pad): New.
4234 (remove_eh_handler): Export.
4235 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4236 (for_each_eh_label): Rewrite to use lp_array.
4237 (make_reg_eh_region_note): New.
4238 (make_reg_eh_region_note_nothrow_nononlocal): New.
4239 (insn_could_throw_p): New.
4240 (copy_reg_eh_region_note_forward): New.
4241 (copy_reg_eh_region_note_backward): New.
4242 (check_handled, add_reachable_handler): Remove.
4243 (reachable_next_level, foreach_reachable_handler): Remove.
4244 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4245 (get_eh_region_and_lp_from_rtx): New.
4246 (get_eh_region_from_rtx): New.
4247 (can_throw_internal_1, can_throw_external_1): Remove.
4248 (can_throw_internal): Use get_eh_region_from_rtx.
4249 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4250 (insn_nothrow_p, can_nonlocal_goto): New.
4251 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4252 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4253 (add_action_record): Use VEC not varray.
4254 (collect_one_action_chain): Update for eh_region changes.
4255 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4256 Use get_eh_region_and_lp_from_rtx.
4257 (gate_convert_to_eh_region_ranges): New.
4258 (pass_convert_to_eh_region_ranges): Use it.
4259 (push_uleb128, push_sleb128): Use VEC not varray.
4260 (output_one_function_exception_table): Likewise.
4261 (dump_eh_tree): Update for eh_region changes.
4262 (verify_eh_tree): Likewise.
4263 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4264 * tree-eh.c: Include target.h.
4265 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4266 Don't disallow GIMPLE_RESX; adjust argument check.
4267 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4268 (record_stmt_eh_region): Update for landing pad numbers;
4269 generate a landing pad if necessary.
4270 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4271 (remove_stmt_from_eh_lp_fn): Similarly.
4272 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4273 Update for lp numbers; don't special case missing throw_stmt_table.
4274 (lookup_expr_eh_lp): Similarly.
4275 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4276 (eh_seq, eh_region_may_contain_throw): New.
4277 (struct leh_state): Add ehp_region.
4278 (struct leh_tf_state): Remove eh_label.
4279 (emit_post_landing_pad): New.
4280 (emit_resx, emit_eh_dispatch): New.
4281 (note_eh_region_may_contain_throw): New.
4282 (frob_into_branch_around): Take eh_region not eh label;
4283 emit eh code into eh_seq.
4284 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4285 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4286 lower_eh_must_not_throw. Emit code to eh_seq.
4287 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4288 (lower_try_finally_onedest): Likewise.
4289 (lower_try_finally_copy): Likewise.
4290 (lower_try_finally_switch): Likewise.
4291 (lower_try_finally): Initialize ehp_region.
4292 (lower_catch): Update for eh_catch objects.
4293 (lower_eh_filter): Don't handle must_not_throw.
4294 (lower_eh_must_not_throw): New.
4295 (lower_cleanup): Don't set eh_label.
4296 (lower_eh_constructs_2): Resolve eh builtins.
4297 Handle GIMPLE_EH_MUST_NOT_THROW.
4298 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4299 Add eh_seq to the end of the function body.
4300 (make_eh_dispatch_edges): New.
4301 (make_eh_edge): Remove.
4302 (make_eh_edges): Simplify for landing pads.
4303 (redirect_eh_edge_1): New.
4304 (redirect_eh_edge): Use it.
4305 (redirect_eh_dispatch_edge): New.
4306 (stmt_could_throw_p): Use a switch. Allow RESX.
4307 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4308 (stmt_can_throw_internal): Likewise.
4309 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4310 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4311 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4312 (gate_refactor_eh): New.
4313 (pass_refactor_eh): Use it.
4314 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4315 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4316 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4317 (remove_unreachable_handlers): Rename from
4318 tree_remove_unreachable_handlers; rewrite for landing pads;
4319 call remove_eh_handler directly.
4320 (remove_unreachable_handlers_no_lp): New.
4321 (unsplit_eh, unsplit_all_eh): New.
4322 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4323 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4324 (cleanup_empty_eh_unsplit): New.
4325 (cleanup_empty_eh): Rewrite.
4326 (cleanup_all_empty_eh): New.
4327 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4328 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4329 (gate_cleanup_eh): New.
4330 (pass_cleanup_eh): Use it.
4331 (verify_eh_edges): Move later in file. Expect one EH edge.
4332 (verify_eh_dispatch_edge): New.
4334 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4335 (gtype-desc.o): Add TARGET_H.
4336 (tree.o): Use EXCEPT_H, not except.h.
4337 (cfgbuild.o): Add EXPR_H.
4338 (GTFILES): Add vecprim.h.
4339 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4340 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4341 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4342 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4343 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4344 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4345 calls to can_throw_internal.
4346 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4347 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4348 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4349 (expand_gimple_stmt): Use make_reg_eh_region_note.
4350 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4351 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4352 or find_exception_handler_labels.
4353 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4354 there is exacly one EH edge. Use can_nonlocal_goto and
4356 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4357 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4358 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4359 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4360 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4361 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4362 * dse.c (scan_insn): Use insn_could_throw_p.
4363 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4364 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4365 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4366 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4367 EXC_PTR_EXPR or FILTER_EXPR.
4368 (tree_expr_nonzero_warnv_p): Likewise.
4369 * function.h: Include vecprim.h, not varray.h
4370 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4371 move ttype_data and ehspec_data members to struct eh_status; change
4372 action_record_data member to a VEC.
4373 * gcse.c (hash_scan_set): Use can_throw_internal.
4374 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4375 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4376 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4377 (block_may_fallthru): Don't handle RESX_EXPR.
4378 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4379 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4380 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4381 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4382 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4383 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4384 (gimple_size): Likewise.
4385 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4386 (gimple_build_resx): Use gimple_build_with_ops.
4387 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4388 (is_gimple_val): Likewise.
4389 (is_gimple_stmt): Remove RESX_EXPR.
4390 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4391 (GIMPLE_RESX): Reorder with other EH constructs.
4392 * gimple.h (struct gimple_statement_eh_mnt): New.
4393 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4394 (gimple_eh_filter_must_not_throw): Remove.
4395 (gimple_eh_filter_set_must_not_throw): Remove.
4396 (gimple_eh_must_not_throw_fndecl): New.
4397 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4398 (is_gimple_resx): New.
4399 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4400 Don't copy EH_FILTER_MUST_NOT_THROW.
4401 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4402 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4403 handle must_not_throw_labels specially.
4404 * ipa-pure-const.c (check_call): Update debug statement for LP.
4405 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4406 * ipa-utils.c (get_base_var): Likewise.
4407 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4408 * lower-subreg.c (move_eh_region_note): Remove.
4409 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4410 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4411 (create_task_copyfn): Likewise.
4412 (maybe_catch_exception): Use gimple_build_eh_filter.
4413 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4414 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4415 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4416 and pass_lower_resx.
4417 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4418 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4419 can_throw_internal, can_nonlocal_goto.
4420 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4421 copy_reg_eh_region_note_forward.
4422 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4423 (emit_output_reload_insns): Likewise.
4424 (copy_eh_notes): Remove.
4425 * rtl.def (RESX): Remove.
4426 * rtl.h: Update declarations.
4427 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4428 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4429 (update_eh_label): Remove.
4430 (cleanup_dead_labels_eh): New.
4431 (cleanup_deal_labels): Use it instead of update_eh_label.
4432 (gimple_merge_blocks): Update landing pad data structure when
4433 removing a landing pad label.
4434 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4435 test; handle GIMPLE_EH_MUST_NOT_THROW.
4436 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4437 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4438 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4439 (verify_stmt): Likewise. Verify landing pads.
4440 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4441 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4442 (struct move_stmt_d): Add eh_map.
4443 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4444 (move_stmt_r): Remap eh region numbers in builtin calls,
4445 resx and eh_dispatch.
4446 (move_block_to_fn): Remove eh_offset parameter. Use
4447 maybe_duplicate_eh_stmt_fn.
4448 (find_outermost_region_in_block): Operate on eh_region pointers
4449 instead of region numbers.
4450 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4451 duplicate_eh_regions.
4452 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4453 test earlier. Disallow EH landing pads.
4454 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4455 * tree-flow.h: Update declarations.
4456 (struct tree_ann_common_d): Replace rn with lp_nr.
4457 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4458 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4459 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4460 resx and eh_dispatch.
4461 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4462 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4463 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4464 from duplicate_eh_regions.
4465 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4466 update RESX; handle EH_DISPATCH.
4467 (expand_call_inline): Set eh_lp_nr, not eh_region.
4468 (maybe_inline_call_in_expr): Likewise.
4469 * tree-inline.h (struct copy_body_data): Replace eh_region with
4470 eh_lp_nr, eh_region_offset with eh_map.
4471 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4472 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4473 * tree-pretty-print.c (dump_generic_node): Don't handle
4474 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4475 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4476 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4477 EXC_PTR_EXPR, FILTER_EXPR.
4478 * tree-ssa-operands.c (get_expr_operands): Likewise.
4479 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4480 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4481 (ao_ref_init_from_vn_reference): Likewise.
4482 * tree-ssa-sink.c (statement_sink_location): Likewise.
4483 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4484 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4485 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4486 EXC_PTR_EXPR, FILTER_EXPR.
4487 (is_exception_related): Remove.
4488 (compute_avail): Don't call it.
4489 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4490 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4491 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4492 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4494 (build_resx): Remove.
4495 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4496 * tree.h: Update declarations.
4497 (EH_FILTER_MUST_NOT_THROW): Remove.
4498 (struct tree_label_decl): Add eh_landing_pad_nr.
4499 (EH_LANDING_PAD_NR): New.
4500 * value-prof.c (gimple_ic): Tidy variable names. Update for
4501 landing pad numbers.
4502 (gimple_stringop_fixed_value): Tidy variable names. Assert
4503 that neither call stmt can throw.
4504 * vecprim.h (uchar): New.
4505 (VEC(uchar,heap), VEC(uchar,gc)): New.
4507 * c-common.c (c_define_builtins): Update call to
4508 build_common_builtin_nodes.
4509 * c-parser.c (c_parse_file): Don't call
4510 default_init_unwind_resume_libfunc.
4512 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4514 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4515 (mips_cprestore_address_p): Likewise.
4516 (mips_save_gp_to_cprestore_slot): Likewise.
4517 (mips_restore_gp): Rename to...
4518 (mips_restore_gp_from_cprestore_slot): ...this.
4519 (mips_must_initialize_gp_p): Declare.
4520 (mips_emit_save_slot_move): Likewise.
4521 (mips_output_load_label): Return nothing.
4522 (mips_eh_uses): Declare.
4523 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4524 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4525 (TARGET_ABSOLUTE_JUMPS): Likewise.
4526 (EH_USES): Likewise.
4527 (FIRST_PSEUDO_REGISTER): Update comment.
4528 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4529 (MIPS_CALL): ...here.
4530 (REGISTER_NAMES): Add $cprestore.
4531 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4532 Add load_label_length, has_inflexible_gp_insn_p,
4533 has_flexible_gp_insn_p, must_initialize_gp_p and
4534 must_restore_gp_when_clobbered_p.
4535 (mips_expand_call): Don't generate split instructions here.
4536 (mips_split_call): Update the call to mips_restore_gp after
4537 the above name change.
4538 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4539 (mips_find_gp_ref): New function.
4540 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4541 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4542 (mips_insn_has_flexible_gp_ref_p): Likewise.
4543 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4544 (mips_function_has_gp_insn): Delete.
4545 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4546 Use the new functions above. Only return INVALID_REGNUM
4547 for TARGET_ABSOLUTE_JUMPS.
4548 (mips_must_initialize_gp_p): New function.
4549 (mips_get_cprestore_base_and_offset): New function, extracted from...
4550 (mips_cprestore_slot): ...here. Take a bool parameter.
4551 (mips_cfun_has_cprestore_slot_p): New function.
4552 (mips_cprestore_address_p): Likewise.
4553 (mips_save_gp_to_cprestore_slot): Likewise.
4554 (mips_restore_gp): Rename to...
4555 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4556 epilogue_completed. Update the call to mips_cprestore_slot.
4557 Test cfun->machine->must_restore_gp_when_clobbered_p.
4558 (mips_direct_save_slot_move_p): New function.
4559 (mips_emit_save_slot_move): Likewise.
4560 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4561 of cfun->machine->global_pointer.
4562 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4563 (mips_save_reg): Use mips_emit_save_slot_move.
4564 (mips_expand_prologue): Set must_initialize_gp_p.
4565 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4566 for all cprestore saves. Emit a use_cprestore instruction after
4567 setting up the cprestore slot.
4568 (mips_restore_reg): Use mips_emit_save_slot_move.
4569 (mips_process_load_label): New function.
4570 (mips_load_label_length): Likewise.
4571 (mips_output_load_label): Don't return asm: output it here instead.
4572 Use mips_process_load_label.
4573 (mips_adjust_insn_length): Adjust the length of branch instructions
4574 that have length MAX_PIC_BRANCH_LENGTH.
4575 (mips_output_conditional_branch): Update the call to
4576 mips_output_load_label. Assume the branch target is OPERANDS[0]
4577 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4578 (mips_output_order_conditional_branch): Swap the meaning of
4579 OPERANDS[0] and OPERANDS[1].
4580 (mips_variable_issue): Don't count ghost instructions.
4581 (mips_expand_ghost_gp_insns): New function.
4582 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4583 (mips_output_mi_thunk): Set must_initialize_gp_p.
4584 (mips_eh_uses): New function.
4585 * config/mips/predicates.md (cprestore_save_slot_operand)
4586 (cprestore_load_slot_operand): New predicates.
4587 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4588 (UNSPEC_MOVE_GP): Likewise.
4589 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4590 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4591 (CPRESTORE_SLOT_REGNUM): New register.
4592 (MAX_PIC_BRANCH_LENGTH): New constant.
4593 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4594 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4595 branches. Fix commentary.
4596 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4597 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4598 Change type to "ghost".
4599 (loadgp_absolute_<mode>): Likewise.
4600 (loadgp_rtp_<mode>): Likewise.
4601 (copygp_mips16): Likewise.
4602 (loadgp_blockage): Remove redundant mode attribute.
4603 (potential_cprestore): New instruction.
4604 (cprestore): Turn into an unspec set.
4605 (use_cprestore): New instruction.
4606 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4607 (*branch_fp_inverted): Likewise.
4608 (*branch_order<mode>): Likewise.
4609 (*branch_order<mode>_inverted): Likewise.
4610 (*branch_equality<mode>): Likewise.
4611 (*branch_equality<mode>_inverted): Likewise.
4612 (*branch_bit<bbv><mode>): Likewise.
4613 (*branch_bit<bbv><mode>_inverted): Likewise.
4614 (*branch_equality<mode>_mips16): Remove redundant mode.
4615 (jump): Turn into a define_expand.
4616 (*jump_absolute): New instruction.
4617 (*jump_pic): Likewise.
4618 (*jump_mips16): Rename previously-unnamed pattern. Remove
4619 redundant mode attribute.
4620 (restore_gp): Split on epilogue_completed rather than
4621 reload_completed. Change type to "ghost".
4622 (move_gp<mode>): New instruction.
4623 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4624 Remove redundant mode attribute.
4625 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4626 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4627 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4629 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4632 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4633 are returned in the same register (vs34 or v2) that Altivec vector
4634 types are returned in.
4635 (rs6000_libcall_value): Ditto.
4638 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4639 instead of explicit addsi3/adddi3 calls.
4640 (rs6000_split_multireg_move): Ditto.
4641 (rs6000_emit_allocate_stack): Ditto.
4642 (rs6000_emit_prologue): Ditto.
4643 (rs6000_output_mi_thunk): Ditto.
4645 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4646 size is 64 bits if we can use 64-bit registers.
4648 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4650 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4653 From Jie Zhang <jie.zhang@analog.com>:
4654 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4655 save FP and RETS with saveall attribute.
4656 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4657 with saveall attribute.
4659 * config/bfin/bfin.c (bfin_expand_builtin,
4660 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4663 From Jie Zhang <jie.zhang@analog.com>:
4664 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4665 before use in two places.
4666 * config/bfin/bfin.md (AREG): Define mode iterator.
4667 (reload_in, reload_out): Use mode iterator AREG.
4669 2009-09-14 Richard Guenther <rguenther@suse.de>
4672 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4673 EH personality path.
4675 2009-09-13 Richard Guenther <rguenther@suse.de>
4676 Rafael Avila de Espindola <espindola@google.com>
4678 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4679 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4680 (LANG_HOOKS_INITIALIZER): Adjust.
4681 (lhd_pass_through_t): Declare.
4682 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4684 * langhooks.c (lhd_pass_through_t): New function.
4685 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4686 dwarf2out_begin_prologue): Use personality from current_function_decl.
4687 * expr.h (get_personality_function): Declare.
4688 * expr.c (get_personality_function): New function.
4689 (build_personality_function): Likewise.
4690 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4691 (eh_personality_libfunc): Remove.
4692 * optabs.c (build_libfunc_function): New function split out from ...
4693 (init_one_libfunc): ... here.
4694 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4695 (tree_function_decl): Add personality.
4696 (lhd_gcc_personality): Declare.
4697 (build_personality_function): Likewise.
4698 * tree.c (gcc_eh_personality_decl): New.
4699 (lhd_gcc_personality): New function.
4700 * except.h (lang_eh_runtime_type): Remove.
4701 (enum eh_personality_kind): New.
4702 (build_personality_function): Declare.
4703 (function_needs_eh_personality): Declare.
4704 * except.c (lang_eh_runtime_type): Remove.
4705 (function_needs_eh_personality): New function.
4706 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4707 (sjlj_emit_function_enter, output_function_exception_table):
4708 Use personality from current_function_decl.
4709 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4710 * tree-inline.c (tree_can_inline_p): Do not inline across different
4712 (expand_call_inline): Likewise. Adjust the callers EH personality.
4713 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4714 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4715 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4716 (c-parser.o): Likewise
4717 * c-tree.h (c_eh_initialized_p): Remove.
4718 (c_maybe_initialize_eh): Likewise.
4719 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4720 (finish_decl): Don't call c_maybe_initialize_eh.
4721 (c_eh_initialized_p): Remove.
4722 (c_maybe_initialize_eh): Likewise.
4723 * c-parser.c (c_parser_omp_construct): Likewise.
4724 (c_parse_file): Initialize exception handling.
4726 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4728 * config.gcc (tm_file): Remove i386/biarch32.h
4729 for i?86-w64-mingw* case.
4730 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4732 * config.host: Set for x64 mingw the option
4733 use_long_long_for_widest_fast_int to yes.
4735 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4737 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4738 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4739 (dbxout_begin_function): Likewise.
4740 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4741 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4742 set on the function.
4743 (final_end_function): Likewise.
4744 (final_scan_insn): Likewise.
4745 (rest_of_handle_final): Likewise.
4746 * varasm.c (assemble_start_function): Likewise.
4747 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4749 2009-09-12 Jason Merrill <jason@redhat.com>
4751 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4752 * opts.c (common_handle_option): constify.
4754 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4756 * doc/install.texi (avr): Remove obsolete reference site.
4758 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4760 * doc/install.texi (Binaries): Adjust AIX link.
4762 2009-09-12 Akim Demaille <demaille@gostai.com>
4764 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4765 Use an imperative sentence.
4767 2009-09-11 Richard Henderson <rth@redhat.com>
4769 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4770 structure-name and has-tree-operands arguments; update all entries.
4771 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4773 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4774 (gsstruct_code_size): New.
4775 (gss_for_code_): New.
4776 (gss_for_code): Remove.
4777 (gimple_size): Rewrite using gsstruct_code_size.
4778 (gimple_statement_structure): Move to gimple.h.
4779 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4780 (gss_for_code, gimple_statement_structure): New.
4781 (gimple_ops): Use new arrays; tidy.
4783 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4785 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4786 operand to be a PLUS expression.
4787 * config/pa/pa.c (pa_secondary_reload): Likewise.
4789 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4791 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4793 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4796 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4798 From Jie Zhang <jie.zhang@analog.com>:
4799 * doc/extend.texi (node Function Attributes): Document l2
4801 (node Blackfin Variable Attributes): Document l2 variable attributes.
4803 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4805 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4806 to match the system compiler's configuration at inflection point.
4807 Add comment to remark a remaining difference with system compiler.
4809 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4810 * configure: Regenerate.
4812 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4814 From Jie Zhang <jie.zhang@analog.com>:
4815 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4816 (bfin_handle_l2_attribute): New.
4817 (bfin_attribute_table): Add l2 attribute.
4819 2009-09-11 Michael Matz <matz@suse.de>
4822 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4823 on the local_decls list.
4825 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4829 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4831 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4832 for VALUEs, to implement the documented interface.
4833 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4834 Adjust for VALUEs and anything else, to implement the
4835 documented interface.
4837 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4839 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4840 with actual SPE/paired vector modes before using 64-bit alignment.
4841 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4843 2009-09-10 DJ Delorie <dj@redhat.com>
4845 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4848 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4849 * config/mep/mep.c (mep_legitimate_constant_p): New.
4850 * config/mep/mep-protos.h: Prototype it.
4852 2009-09-10 Richard Henderson <rth@redhat.com>
4854 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4856 2009-09-10 Jason Merrill <jason@redhat.com>
4858 * tree.c (chain_index): New fn.
4859 * tree.h: Declare it.
4861 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4863 * config/sol2-c.c (cmn_err_length_specs): Initialize
4864 scalar_identity_flag.
4866 2009-09-10 Richard Henderson <rth@redhat.com>
4868 * tree.h (struct tree_decl_common): Move align member earlier;
4869 move label_decl_uid member ...
4870 (struct tree_label_decl): ... here.
4871 (LABEL_DECL_UID): Update to match.
4873 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4876 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4877 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4879 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4880 dest_prev if the edge is complex.
4882 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4884 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4885 loop latch tests earlier.
4887 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4888 before GIMPLE_RETURN, not after its predecessor; insert
4891 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4892 gimple_seq_empty_p to test for no PHI nodes.
4893 * tree-cfg.c (split_critical_edges): Likewise.
4895 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4897 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4899 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4900 introduced by the VTA branch merge.
4902 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4904 * ira-conflicts.c: Use fputs or putc instead of fprintf
4908 * tree-switch-conversion.c: Ditto.
4910 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4912 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4913 introduced by the VTA branch merge.
4915 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4918 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4920 PR rtl-optimization/39779
4921 * expr.c (convert_modes): Return when mode == oldmode after
4922 CONST_INTs are processed.
4924 2009-09-10 Nick Clifton <nickc@redhat.com>
4926 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4927 attribute and referring decl when creating renamed symbol.
4929 2009-09-10 Richard Guenther <rguenther@suse.de>
4932 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4934 (cgraph_finalize_compilation_unit): Compute reachability
4935 before emitting thunks. Properly process aliases before
4936 possibly removing unreachable nodes.
4938 2009-09-10 Richard Guenther <rguenther@suse.de>
4941 * tree.c (struct free_lang_data_d): Add worklist member.
4942 (find_decls_types_r): Push onto the worklist instead of recursing.
4943 Handle TREE_BINFOs properly.
4944 (find_decls_types): New function wrapped around find_decls_types_r
4945 to process the worklist.
4946 (find_decls_types_in_eh_region): Use it.
4947 (find_decls_types_in_node): Likewise.
4948 (find_decls_types_in_var): Likewise.
4949 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4950 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4951 (AGGREGATE_TYPE_P): Adjust.
4953 2009-09-09 Jason Merrill <jason@redhat.com>
4955 * configure.ac: Check glibc version even if we have an in-tree
4958 2009-09-09 Anthony Green <green@moxielogic.com>
4960 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4961 the constant 0 when appropriate.
4962 * config/moxie/constraints.md: Add constraint O.
4964 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4965 to pass up to 6 32-bit argument values in registers.
4966 (moxie_function_arg): Ditto.
4967 (moxie_arg_partial_bytes): Ditto.
4968 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4969 (REG_PARM_STACK_SPACE): Ditto.
4970 (FUNCTION_ARG_REGNO_P): Ditto.
4972 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4973 instruction to allocate stack space.
4975 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4977 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4978 unnecessarily stringent constraints. Fix address
4979 calculation in the splitters.
4981 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4983 PR rtl-optimization/39779
4984 * expr.c (convert_modes): Return when mode == oldmode after
4985 CONST_INTs are processed.
4987 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4990 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4991 (ix86_expand_prologue): Take frame.padding0 into logic of
4993 (ix86_expand_epilogue): Likewise.
4995 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4997 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4999 (SHLIB_LINK, SHLIB_INSTALL): Use them.
5000 * config/t-slibgcc-libgcc: New file.
5001 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
5003 2009-09-09 Martin Jambor <mjambor@suse.cz>
5005 PR tree-optimization/41089
5006 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5009 2009-09-09 Richard Henderson <rth@redhat.com>
5011 * gimple.h (CASE_GIMPLE_OMP): New.
5012 (is_gimple_omp): Use it.
5013 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5014 (verify_gimple_debug): Likewise.
5016 2009-09-09 Richard Guenther <rguenther@suse.de>
5018 PR tree-optimization/41101
5019 * tree-ssa-pre.c (maximal_set): Remove.
5020 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5021 Defer all blocks we didn't visit at least one successor.
5022 (add_to_exp_gen): Do not add to the maximal set.
5023 (make_values_for_phi): Likewise.
5024 (compute_avail): Likewise.
5025 (init_pre): Do not allocate the maximal set.
5026 (execute_pre): Do not dump it.
5028 2009-09-09 Martin Jambor <mjambor@suse.cz>
5030 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5031 an SSA_NAME rather than a is_gimple_variable.
5033 2009-09-09 Richard Guenther <rguenther@suse.de>
5036 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5037 code dealing with plain pointer bases.
5038 (maybe_fold_offset_to_reference): Likewise.
5039 (maybe_fold_stmt_addition): Adjust.
5041 2009-09-09 Richard Guenther <rguenther@suse.de>
5043 * tree.c (free_lang_data_in_type): Do not free the type variant
5045 (free_lang_data): Merge char_type_node with its properly signed
5047 (pass_ipa_free): Collect after freeing language specific data.
5049 2009-09-09 Michael Matz <matz@suse.de>
5052 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
5053 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
5054 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
5057 2009-09-08 DJ Delorie <dj@redhat.com>
5059 * config/mep/mep.c (conversions[]): Add "ml" pattern.
5061 2009-09-04 Jason Merrill <jason@redhat.com>
5063 * tree.c (tree_find_value): Remove.
5064 * tree.h: Remove prototype.
5065 * varasm.c (assemble_external): Use value_member instead.
5067 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5069 * toplev.c (process_options): Choose default debugging type when
5070 gtoggle enables debug info and type is unset.
5072 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5076 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
5079 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5081 * configure: Rebuilt with modified libtool.m4.
5083 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5088 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
5090 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5092 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
5093 (remove_statement): Likewise.
5094 (rewrite_use_nonlinear_expr): Adjust.
5095 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
5096 * tree-ssa.c (release_defs_bitset): ... this. New.
5097 * tree-flow.h (release_defs_bitset): Declare.
5099 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5102 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
5103 in the middle block.
5105 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
5107 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
5108 via intptr_t to long type.
5109 (insert_operand_rank): Cast long type via intptr_t to
5111 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
5113 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
5114 from pointer to unsigned via uintptr_t.
5116 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
5117 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
5119 * configure: Regenerated.
5120 * config.in: Regenerated
5121 * system.h (stdint.h): Add include.
5122 (inttypes.h): Likewise.
5123 * Makefile.in (aclocal): Add config/stdint.m4.
5124 * aclocal.m4: Regenerated.
5126 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
5128 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
5130 (note_np_check_stores): New function.
5131 (harmless_null_pointer_p): New function.
5132 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
5133 changed. Take into account whether we're in the shadow of a condjump
5134 that tested NP_REG for NULL.
5135 Lose all code that tested for SEQUENCEs.
5136 (workaround_speculation): Avoid inserting NOPs for loads that are
5137 either always executed or a NULL pointer.
5139 2009-09-08 Jan Hubicka <jh@suse.cz>
5141 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
5142 * params.def (early-inlining-insns): Likewise.
5144 2009-09-08 Jakub Jelinek <jakub@redhat.com>
5146 PR rtl-optimization/41239
5147 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
5148 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
5150 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
5151 across calls, as the calls might not always return normally.
5152 (call_may_noreturn_p): New function.
5153 (deps_analyze_insn): Update last_function_call_may_noreturn list.
5154 (init_deps): Initialize it.
5155 (remove_from_deps): Also remove calls from
5156 last_function_call_may_noreturn list.
5158 2009-09-07 Richard Henderson <rth@redhat.com>
5160 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
5161 more VR->OPERANDS than LHS operands. Free LHS before returning.
5163 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5165 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
5166 (attr "addrtype"): New member "spreg".
5167 Use it if mem_spfp_address_operand is true for the address.
5168 (attr "type"): New entry "stall".
5169 (cpu_unit "load"): New.
5170 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
5172 (insn_reservation "loadsp"): New.
5173 (insn_reservation "load_stall1"): New.
5174 (insn_reservation "load_stall3"): New.
5176 * config/bfin/predicates.md (const1_operand, const3_operand): New.
5177 (mem_p_address_operand): Exclude stack and frame pointer based
5179 (mem_spfp_address_operand): New; match them here.
5180 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
5181 (bfin_reorg): Call it if scheduling insns.
5182 (bfin_gen_bundles): Remove dummy insns created by
5183 add_sched_insns_for_speculation.
5185 From Jie Zhang <jie.zhang@analog.com>:
5186 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
5187 bfin_si_revision, bfin_workarounds): Move these ...
5188 * config/bfin/bfin.h: ... here.
5190 From Mike Frysinger <michael.frysinger@analog.com>
5191 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
5192 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
5193 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
5194 bf547m, bf548m, and bf549m.
5195 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
5196 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
5197 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
5198 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
5199 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
5200 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
5201 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
5202 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
5203 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
5204 bf542m, bf544m, bf547m, bf548m, and bf549m.
5206 From Jie Zhang <jie.zhang@analog.com>:
5207 * config/bfin/predicates.md (p_register_operand): New predicate.
5208 (dp_register_operand): New predicate.
5209 * config/bfin/bfin-protos.h (WA_05000074): Define.
5210 (ENABLE_WA_05000074): Define.
5211 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
5212 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
5213 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5214 (define_attr addrtype): Allow load/store register to be P register.
5215 (define_attr storereg): New.
5216 (define_cpu_unit anomaly_05000074): New.
5217 (define_insn_reservation dsp32shiftimm): New.
5218 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5219 (define_insn_reservation loadp): Cannot use slot2.
5220 (define_insn_reservation loadsp): Cannot use slot2.
5221 (define_insn_reservation storep): Cannot use slot2. Does not
5222 apply when working around 05000074.
5223 (define_insn_reservation storep_anomaly_05000074): New.
5224 (define_insn_reservation storei): Does not apply when working
5226 (define_insn_reservation storei_anomaly_05000074): New.
5227 (define_attr length): Add dsp32shiftimm case.
5228 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5229 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5230 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5231 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5232 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5234 2009-09-07 Martin Jambor <mjambor@suse.cz>
5237 * tree-sra.c (create_artificial_child_access): Return NULL if
5238 build_ref_for_offset fails.
5239 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5240 and create_artificial_child_access to fail.
5242 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5245 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5246 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5247 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5249 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5251 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5252 block, ensure it has an exit edge. Emit a barrier after a jump.
5254 2009-09-07 Nick Clifton <nickc@redhat.com>
5256 * gcc.c (this_is_linker_script): New variable. Like
5257 this_is_library_file but for the %T constructor.
5258 (end_going_arg): If this_is_linker_script is set then locate the
5259 script and insert a --script switch before it
5260 (do_spec_2): Initialise this_is_linker_script.
5261 (do_spec_1): Likewise. Handle %T construct.
5262 (eval_spec_function): Preserve this_is_linker_script.
5263 * doc/invoke.texi: Document %T construct in spec files.
5264 * config/m32c/m32c.h (LIB_SPEC): Use it.
5266 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5268 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5269 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5270 when volatile flag is set.
5271 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5273 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5276 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5277 (combine_stack_adjustments_for_block): Allow insns between stack
5278 adjustments and stores with corresponding pre-(dec|inc)rement or
5279 pre-modify operation.
5281 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5284 * combine-stack-adj.c (struct csa_memlist): Rename to...
5285 (struct csa_reflist): ... this. Rename mem field to ref.
5286 (free_csa_memlist): Rename to...
5287 (free_csa_reflist): ... this.
5288 (record_one_stack_memref): Rename to...
5289 (record_one_stack_ref): ... this. Handle also REG_P.
5290 (try_apply_stack_adjustment): Handle also REG_P.
5291 (struct record_stack_memrefs_data): Rename to...
5292 (struct record_stack_refs_data): ... this. Rename memlist field to
5294 (record_stack_memrefs): Rename to...
5295 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5296 subexpressions instead of failing when a MEM contains SP references.
5297 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5298 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5300 2009-09-06 Richard Guenther <rguenther@suse.de>
5303 * tree.c (build_array_type): Do not record types marked
5304 with structural equality in the canonical type hashtable.
5306 2009-09-06 Richard Guenther <rguenther@suse.de>
5309 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5311 2009-09-05 Richard Guenther <rguenther@suse.de>
5314 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5316 2009-09-05 Richard Guenther <rguenther@suse.de>
5319 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5321 2009-09-05 Richard Guenther <rguenther@suse.de>
5324 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5325 before comparing function argument types.
5327 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5330 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5333 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5336 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5338 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5339 locators before emit_insn is called.
5341 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5344 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5345 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5346 (reginfo_init): Don't call allocate_reg_info.
5348 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5351 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5352 NONDEBUG_INSN_P instead of INSN_P.
5354 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5357 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5359 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5362 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5363 pattern of the split.
5365 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5367 * toplev.c (process_options): Move setter of flag_var_tracking
5368 before other tests that depend on it. Move down setter of
5369 flag_rename_registers. Don't enable var-tracking-assignments
5370 by default if selective scheduling is enabled. Warn if both
5373 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5375 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5376 comment. Use switch statement to catch overlaps between rtx
5377 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5378 (IS_DECL_CODE): ... here. Remove.
5379 (check_value_is_not_decl): Remove.
5380 (dv_from_decl, dv_from_value): Check after conversion.
5382 2009-09-04 Richard Guenther <rguenther@suse.de>
5385 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5386 after emitting tunks. Move emitting thunks and ctors from ...
5387 (cgraph_optimize): ... here. Remove redundant
5388 cgraph_analyze_functions.
5389 * varasm.c (find_decl_and_mark_needed): Remove no longer
5391 (finish_aliases_1): Adjust check for thunk aliases.
5393 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5395 * config/arm/arm.md (ctzsi2): Added braces
5396 to avoid warning that broke booststrap.
5398 2009-09-04 Martin Jambor <mjambor@suse.cz>
5400 PR tree-optimization/41112
5401 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5402 handle variable-bounded arrays.
5403 (expr_with_var_bounded_array_refs_p): New function.
5404 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5406 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5408 * config/s390/2097.md: Removed two incorrect bypasses.
5409 (z10_fsimpdf): Fixed latency.
5410 (z10_fhex): New insn_reservation.
5411 (z10_floaddf): Fixed latency.
5412 (z10_floadsf): Fixed latency.
5413 (z10_ftrunctf): Fixed latency.
5414 (z10_ftruncdf): Fixed latency.
5415 * config/s390/s390.c (z10_cost): Fixed values.
5416 (s390_adjust_priority): Added z10 path.
5417 * config/s390/s390.md (type): Added fhex.
5418 (*mov<mode>_64dfp): Updated type attribute.
5419 (*mov<mode>_64): Updated type attribute.
5420 (*mov<mode>_31): Updated type attribute.
5421 (*mov<mode>"): Likewise.
5422 * config/s390/2084.md (x_fsimpdf): Updated condition.
5424 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5426 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5427 RTXs in the predicate for operand 1.
5429 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5431 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5432 (rbitsi2): New insn.
5433 (ctzsi2): New expand.
5434 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5436 2009-09-03 Martin Jambor <mjambor@suse.cz>
5438 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5439 (create_artificial_child_access): Use build_ref_for_offset instead
5440 of duplicate_expr_for_different_base.
5441 (propagate_subacesses_accross_link): Likewise.
5443 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5445 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5447 (mips16e_collect_argument_saves): Skip debug instructions.
5448 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5449 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5450 (r10k_insert_cache_barriers): Likewise.
5451 (mips_reorg_process_insns): Likewise.
5453 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5456 * ira.c (update_equiv_reg): Remove check on class likely spill.
5458 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5461 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5462 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5466 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5467 the stack slot if it is passed by invisible reference.
5468 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5469 by invisible reference.
5471 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5473 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5474 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5475 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5477 * config/bfin/sync.md: New file.
5478 * config/bfin/bfin.md: Include it.
5479 (UNSPEC_ATOMIC): New.
5480 (UNSPEC_ONES): Provide a unique number.
5482 From Jie Zhang <jie.zhang@analog.com>:
5483 * config/bfin/bfin.c (ret_regs): New.
5484 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5485 (must_save_rets_p): New.
5486 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5487 current_function_is_leaf.
5488 (do_link): Likewise.
5489 (do_unlink): Likewise.
5490 (expand_interrupt_handler_prologue): Use ret_regs array.
5491 (expand_interrupt_handler_epilogue): Use ret_regs array and
5492 pass return register to gen_return_internal.
5493 (bfin_expand_epilogue): Pass return register to
5494 gen_return_internal.
5495 (bfin_expand_call): Explicitly clobber RETS.
5496 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5497 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5498 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5499 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5501 (return_internal): Take a reg rtx rather than the register number.
5503 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5505 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5506 when comparing against estimated_loop_iterations_int return.
5508 2009-09-03 Richard Guenther <rguenther@suse.de>
5510 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5511 eh_personality_libfunc.
5513 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5515 * tree-parloops.c (separate_decls_in_region): Add space.
5517 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5519 * tree-parloops.c (separate_decls_in_region): Change the condition
5520 checking if there are reductions in the loop.
5522 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5524 PR tree-optimization/38275
5525 * tree-parloops.c (parallelize_loops): Replace profitability condition
5526 for expected number of iterations.
5528 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5530 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5531 (bootstrap-debug): Explain conditions in which it becomes default.
5532 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5535 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5537 * doc/invoke.texi (Optimize Options): Move
5538 -finline-small-functions to the -O2 list.
5540 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5542 * toplev.c (process_options): Enable var-tracking-assignments
5543 by default if var-tracking is enabled.
5545 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5547 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5549 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5550 * rtl.h (prev_nonnote_insn_bb): Declare it.
5552 2009-09-03 Diego Novillo <dnovillo@google.com>
5554 * cgraph.c (cgraph_node_for_decl): New.
5555 * cgraph.h (cgraph_node_for_decl): Declare.
5556 * tree.c (host_integerp): Return 0 if T is NULL.
5558 2009-09-03 Diego Novillo <dnovillo@google.com>
5560 * tree.h (struct alias_pair): Move from varasm.c.
5561 (alias_pairs): Likewise.
5562 (TYPE_MAXVAL): Define.
5563 (TYPE_MINVAL): Define.
5564 (iterative_hash_host_wide_int): Declare.
5565 (remove_unreachable_alias_pairs): Declare.
5566 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5567 * diagnostic.c (default_diagnostic_starter): Make extern.
5568 (default_diagnostic_finalizer): Make extern.
5569 * diagnostic.h (default_diagnostic_starter): Declare.
5570 (default_diagnostic_finalizer): Declare.
5571 (default_tree_printer): Declare.
5572 * toplev.c (default_tree_printer): Make extern.
5574 2009-09-03 Richard Guenther <rguenther@suse.de>
5575 Diego Novillo <dnovillo@google.com>
5577 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5578 * cgraphunit.c (cgraph_expand_function): Do not emit
5579 associated thunks from here.
5580 (cgraph_emit_thunks): New.
5581 (cgraph_optimize): Call it.
5582 Return if any IPA pass finds an error.
5583 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5586 2009-09-03 Simon Baldwin <simonb@google.com>
5587 Rafael Espindola <espindola@google.com>
5588 Richard Guenther <rguenther@suse.de>
5589 Doug Kwan <dougkwan@google.com>
5590 Diego Novillo <dnovillo@google.com>
5592 * tree.c: Include tree-pass.h, langhooks-def.h,
5593 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5594 (free_lang_data_in_type): New.
5595 (need_assembler_name_p): New.
5596 (free_lang_data_in_block): New.
5597 (free_lang_data_in_decl): New.
5598 (struct free_lang_data_d): New.
5599 (add_tree_to_fld_list): New.
5600 (find_decls_types_r): New.
5601 (get_eh_types_for_runtime): New.
5602 (find_decls_types_in_eh_region): New.
5603 (find_decls_types_in_node): New.
5604 (find_decls_types_in_var): New.
5605 (free_lang_data_in_cgraph): New.
5606 (free_lang_data): New.
5607 (gate_free_lang_data): New.
5608 (pass_ipa_free_lang_data): New.
5610 2009-09-03 Diego Novillo <dnovillo@google.com>
5612 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5613 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5614 (lang_hooks): Remove const qualifier.
5615 * ipa.c (cgraph_remove_unreachable_nodes): Call
5616 remove_unreachable_alias_pairs.
5617 * except.c (add_type_for_runtime): Check if TYPE has
5618 already been converted.
5619 (lookup_type_for_runtime): Likewise.
5620 (check_handled): Handle converted types.
5621 * varasm.c (remove_unreachable_alias_pairs): New.
5622 * gimple.c: Include demangle.h.
5623 (gimple_decl_printable_name): New.
5624 (gimple_fold_obj_type_ref): New.
5625 * gimple.h (gimple_decl_printable_name): Declare.
5626 (gimple_fold_obj_type_ref): Declare.
5627 * passes.c (init_optimization_passes): Add pass
5628 pass_ipa_free_lang_data.
5629 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5630 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5632 2009-09-03 Diego Novillo <dnovillo@google.com>
5634 * c-lang.c (lang_hooks): Remove const qualifier.
5636 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5638 * doc/install.texi (*-*-freebsd*): Update target information.
5640 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5642 * hard-reg-set.h (call_fixed_regs): Remove.
5643 * reginfo.c (call_fixed_regs): Remove.
5644 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5645 (globalize_reg): Don't use call_fixed_regs.
5646 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5649 2009-09-01 Michael Matz <matz@suse.de>
5651 * expr.h (emit_storent_insn, expand_expr_real_1,
5652 expand_expr_real_2): Declare.
5653 * expr.c (emit_storent_insn, expand_expr_real_1,
5654 expand_expr_real_2): Export.
5655 (store_expr): Setting and evaluating dont_return_target is useless.
5656 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5657 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5658 * except.c (expand_resx_expr): Rename to ...
5659 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5660 * except.h (expand_resx_stmt): Declare.
5661 * stmt.c: Add include gimple.h
5662 (expand_asm_expr): Rename to ...
5663 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5664 (expand_case): Rewrite to take gimple statement.
5665 * tree.h (expand_asm_stmt): Declare.
5666 (expand_case): Change prototype.
5667 * Makefile.in (stmt.o): Depend on gimple.h.
5668 * builtins.c (expand_builtin_synchronize): Build gimple asm
5669 statement, not an ASM_EXPR.
5670 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5671 gimple_to_tree, release_stmt_tree): Remove.
5672 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5673 ggc_free, but hold comparison code and operands separately.
5674 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5675 (expand_call_stmt, expand_gimple_stmt_1,
5676 expand_gimple_stmt): New helpers.
5677 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5678 release_stmt_tree. Call expand_gimple_stmt instead.
5679 (expand_gimple_basic_block): Ditto.
5681 * calls.c (emit_call_1): Don't look at EH regions here, make
5682 fntree parameter useless.
5683 (expand_call): New local rettype for TREE_TYPE(exp), use it
5684 throughout. Remove local p, use addr instead.
5685 Don't look at EH regions here.
5687 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5689 * doc/invoke.texi (-fsched-pressure): Document it.
5690 (-fsched-reg-pressure-heuristic): Remove it.
5692 * reload.c (ira.h): Include.
5693 (find_reloads): Add choosing reload on number of small spilled
5696 * haifa-sched.c (ira.h): Include.
5697 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5698 saved_reg_pressure, curr_reg_live, saved_reg_live,
5699 region_ref_regs): New variables.
5700 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5701 initiate_reg_pressure_info, setup_ref_regs,
5702 initiate_bb_reg_pressure_info, save_reg_pressure,
5703 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5705 (setup_insn_reg_pressure_info): New function.
5706 (rank_for_schedule): Add pressure checking and insn issue time.
5707 Remove comparison of insn reg weights.
5708 (ready_sort): Set insn reg pressure info.
5709 (update_register_pressure, setup_insn_max_reg_pressure,
5710 update_reg_and_insn_max_reg_pressure,
5711 sched_setup_bb_reg_pressure_info): New functions.
5712 (schedule_insn): Add code for printing and updating reg pressure info.
5713 (find_set_reg_weight, find_insn_reg_weight): Remove.
5714 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5715 (debug_ready_list): Print reg pressure info.
5716 (schedule_block): Ditto. Check insn issue time.
5717 (sched_init): Set up sched_pressure_p. Allocate and set up some
5718 reg pressure related info.
5719 (sched_finish): Free some reg pressure related info.
5720 (fix_tick_ready): Make insn always ready if pressure_p.
5721 (init_h_i_d): Don't call find_insn_reg_weight.
5722 (haifa_finish_h_i_d): Free insn reg pressure info.
5724 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5725 ira_memory_move_cost, ira_class_hard_regs,
5726 ira_class_hard_regs_num, ira_no_alloc_regs,
5727 ira_available_class_regs, ira_reg_class_cover_size,
5728 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5730 * ira-lives.c (single_reg_class): Check mode to find how many
5731 registers are necessary for operand.
5732 (ira_implicitly_set_insn_hard_regs): New.
5734 * common.opt (fsched-pressure): New options.
5735 (fsched-reg-pressure-heuristic): Remove.
5737 * ira.c (setup_eliminable_regset): Rename to
5738 ira_setup_eliminable_regset. Make it external.
5739 (expand_reg_info): Pass cover class to setup_reg_classes.
5740 (ira): Call resize_reg_info instead of allocate_reg_info.
5742 * sched-deps.c: Include ira.h.
5743 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5744 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5745 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5746 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5747 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5748 mark_insn_reg_store, mark_insn_reg_clobber,
5749 setup_insn_reg_pressure_info): New.
5750 (sched_analyze_1): Update implicit_reg_pending_uses.
5751 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5752 Use them to create dependencies. Set insn reg uses and pressure
5753 info. Process reg_pending_uses in one place.
5754 (free_deps): Free implicit sets.
5755 (remove_from_deps): Remove implicit sets if necessary. Check
5756 implicit sets when clearing reg_last_in_use.
5757 (init_deps_global): Clear implicit_reg_pending_clobbers and
5758 implicit_reg_pending_uses.
5760 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5761 ira_memory_move_cost, ira_class_hard_regs,
5762 ira_class_hard_regs_num, ira_no_alloc_regs,
5763 ira_available_class_regs, ira_reg_class_cover_size,
5764 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5765 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5766 ira_implicitly_set_insn_hard_regs): New prototypes.
5768 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5769 cost_elements_num): New variables.
5770 (allocno_costs, total_costs): Rename to costs and
5771 total_allocno_costs.
5772 (COSTS_OF_ALLOCNO): Rename to COSTS.
5773 (allocno_pref): Rename to pref.
5774 (allocno_pref_buffer): Rename to pref_buffer.
5775 (common_classes): Rename to regno_cover_class.
5777 (record_reg_classes): Set allocno attributes only if allocno_p.
5778 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5779 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5780 and COSTS_OF_ALLOCNO.
5781 (print_costs): Rename to print_allocno_costs.
5782 (print_pseudo_costs): New.
5783 (process_bb_node_for_costs): Split into 2 functions with new
5784 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5785 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5786 new parameter dump_file. Use cost_elements_num instead of
5787 ira_allocnos_num. Make one iteration if preferred classes were
5788 already calculated for scheduler. Make 2 versions of code
5789 depending on allocno_p.
5790 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5791 regno_cover_class and COSTS instead of common_classes and
5793 (init_costs, finish_costs): New.
5794 (ira_costs): Set up allocno_p and cost_elements_num. Call
5795 init_costs and finish_costs.
5796 (ira_set_pseudo_classes): New.
5798 * rtl.h (allocate_reg_info): Remove.
5799 (resize_reg_info): Change return type.
5800 (reg_cover_class): New.
5801 (setup_reg_classes): Add new parameter.
5803 * sched-int.h (struct deps_reg): New member implicit_sets.
5804 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5805 (INCREASE_BITS): New macro.
5806 (struct reg_pressure_data, struct reg_use_data): New.
5807 (struct _haifa_insn_data): Remove reg_weight. Add members
5808 reg_pressure, reg_use_list, reg_set_list, and
5809 reg_pressure_excess_cost_change.
5810 (struct deps): New member implicit_sets.
5811 (pressure_p): New variable.
5812 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5813 (struct reg_pressure_data, struct reg_use_data): New.
5814 (INSN_REG_WEIGHT): Remove.
5815 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5816 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5817 (sched_init_region_reg_pressure_info,
5818 sched_setup_bb_reg_pressure_info): New prototypes.
5820 * reginfo.c (struct reg_pref): New member coverclass.
5821 (reg_cover_class): New function.
5822 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5823 (reg_info_size): New variable.
5824 (allocate_reg_info): Make static. Setup reg_info_size.
5825 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5826 (setup_reg_classes): Add a new parameter. Setup cover class too.
5828 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5831 * sched-rgn.c (deps_join): Set up implicit_sets.
5832 (schedule_region): Set up region and basic blocks pressure
5835 * passes.c (init_optimization_passes): Move
5836 pass_subregs_of_mode_init before pass_sched.
5838 2009-09-02 Martin Jambor <mjambor@suse.cz>
5840 * tree-sra.c (struct access): New field grp_hint.
5841 (dump_access): Dump grp_hint.
5842 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5844 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5845 those which have been specifically read and somehow written to.
5846 (propagate_subacesses_accross_link): Set grp_hint of right child and
5847 also possibly of the left child.
5849 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5851 * tree-object-size.c (addr_object_size): Always use object_size_type
5852 0 or 2 when determining the pointer pointed object size.
5854 2009-09-02 Richard Guenther <rguenther@suse.de>
5857 2009-08-31 Richard Guenther <rguenther@suse.de>
5859 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5860 to query if the memory regions for memmove overlap.
5861 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5862 asserts on pointers, instead deal with odd trees.
5863 (ptr_derefs_may_alias_p): Likewise.
5864 (refs_may_alias_p_1): Constructor bases also never alias.
5866 2009-08-01 Christian Bruel <christian.bruel@st.com>
5869 2009-07-31 Christian Bruel <christian.bruel@st.com>
5870 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5872 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5874 * doc/invoke.texi (-fvar-tracking-assignments): New.
5875 (-fvar-tracking-assignments-toggle): New.
5876 (-fdump-final-insns=file): Mark filename as optional.
5877 (--param min-nondebug-insn-uid): New.
5878 (-gdwarf-@{version}): Mention version 4.
5879 * opts.c (common_handle_option): Accept it.
5880 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5881 * regrename.c (regrename_optimize): Drop last. Don't count debug
5882 insns as uses. Don't reject change because of debug insn.
5883 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5884 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5885 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5886 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5887 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5888 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5889 * doc/gimple.texi (is_gimple_debug): New.
5890 (gimple_debug_bind_p): New.
5891 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5892 * doc/install.texi (bootstrap-debug): More details.
5893 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5894 (bootstrap-debug-lib): More details.
5895 (bootstrap-debug-ckovw): Update.
5896 (bootstrap-time): New.
5897 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5898 (insert_phi_nodes_for): Insert debug stmts.
5899 (rewrite_stmt): Take iterator. Insert debug stmts.
5900 (rewrite_enter_block): Adjust.
5901 (maybe_replace_use_in_debug_stmt): New.
5902 (rewrite_update_stmt): Use it.
5903 (mark_use_interesting): Return early for debug stmts.
5904 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5905 stmts before replacing stmt.
5906 (move_computations_stmt): Likewise.
5907 * ira-conflicts.c (add_copies): Skip debug insns.
5908 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5909 (regstat_bb_compute_ri): Skip debug insns.
5910 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5911 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5912 check_loop_closed_ssa_stmt): Skip debug stmts.
5913 * tree-tailcall.c (find_tail_calls): Likewise.
5914 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5915 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5916 (build_var_debug_value_stat): Declare.
5917 (build_var_debug_value): Define.
5918 (target_for_debug_bind): Declare.
5919 * reload.c (find_equiv_reg): Skip debug insns.
5920 * rtlanal.c (reg_used_between_p): Skip debug insns.
5921 (side_effects_p): Likewise.
5922 (canonicalize_condition): Likewise.
5923 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5924 insns never depend on debug insns.
5925 (create_ddg_dep_no_link): Likewise.
5926 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5927 Don't add inter-loop dependencies for debug insns.
5928 (build_intra_loop_deps): Likewise.
5929 (create_ddg): Count debug insns.
5930 * ddg.h (struct ddg::num_debug): New.
5931 (num_backargs): Pair up with previous int field.
5932 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5933 -fcompare-debug-second.
5934 * final.c (get_attr_length_1): Skip debug insns.
5935 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5936 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5937 (driver_self_specs): Map -fdump-final-insns to
5938 -fdump-final-insns=..
5939 (get_local_tick): New.
5940 (compare_debug_dump_opt_spec_function): Test for . argument and
5941 compute output name. Compute temp output spec without flag name.
5942 Compute -frandom-seed.
5943 (OPT): Undef after use.
5944 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5945 (average_num_loop_insns): Likewise.
5946 * params.h (MIN_NONDEBUG_INSN_UID): New.
5947 * gimple.def (GIMPLE_DEBUG): New.
5948 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5949 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5950 (merge_in_block): Fix whitespace.
5951 * toplev.c (flag_var_tracking): Update comment.
5952 (flag_var_tracking_assignments): New.
5953 (flag_var_tracking_assignments_toggle): New.
5954 (process_options): Don't open final insns dump file if we're not
5955 going to write to it. Compute defaults for var_tracking.
5956 * df-scan.c (df_insn_rescan_debug_internal): New.
5957 (df_uses_record): Handle debug insns.
5958 * haifa-sched.c (ready): Initialize n_debug.
5959 (contributes_to_priority): Skip debug insns.
5960 (dep_list_size): New.
5962 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5963 they're ready. Disregard previous debug insns to make decisions.
5964 (queue_insn): Never queue debug insns.
5965 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5966 (schedule_insn): Don't reject debug insns because of issue rate.
5967 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5968 (queue_to_ready): Skip and discount debug insns.
5969 (choose_ready): Let debug insns through.
5970 (schedule_block): Check boundary debug insns. Discount debug
5971 insns, schedule them early. Adjust whitespace.
5972 (set_priorities): Check for boundary debug insns.
5973 (add_jump_dependencies): Use dep_list_size.
5974 (prev_non_location_insn): New.
5975 (check_cfg): Use it.
5976 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5978 (remove_unused_ivs): Reset debug stmts.
5979 * modulo-sched.c (const_iteration_count): Skip debug insns.
5980 (res_MII): Discount debug insns.
5981 (loop_single_full_bb_p): Skip debug insns.
5982 (sms_schedule): Likewise.
5983 (sms_schedule_by_order): Likewise.
5984 (ps_has_conflicts): Likewise.
5985 * caller-save.c (refmarker_fn): New.
5986 (save_call_clobbered_regs): Replace regs with saved mem in
5988 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5989 Call refmarker_fn mark for hardregnos.
5990 (mark_reg_as_referenced): New.
5991 (replace_reg_with_saved_mem): New.
5992 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5993 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5995 (cse_extended_basic_block): Skip debug insns.
5996 (count_reg_usage): Likewise.
5997 (is_dead_reg): New, split out of...
5998 (set_live_p): ... here.
5999 (insn_live_p): Use it for debug insns.
6000 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
6001 (execute_optimize_stdarg): Likewise.
6002 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6003 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
6004 changes in debug stmts as changes.
6005 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6006 (moveup_expr): Don't move across debug insns. Don't move
6007 debug insn if it would create a bookkeeping block.
6008 (moveup_expr_cached): Don't use cache for debug insns that
6009 are heads of blocks.
6010 (compute_av_set_inside_bb): Skip debug insns.
6011 (sel_rank_for_schedule): Schedule debug insns first. Remove
6013 (block_valid_for_bookkeeping_p); Support lax searches.
6014 (create_block_for_bookkeeping): Adjust block numbers when
6015 encountering debug-only blocks.
6016 (find_place_for_bookkeeping): Deal with debug-only blocks.
6017 (generate_bookkeeping_insn): Accept no place to insert.
6018 (remove_temp_moveop_nops): New argument full_tidying.
6019 (prepare_place_to_insert): Deal with debug insns.
6020 (advance_state_on_fence): Debug insns don't start cycles.
6021 (update_boundaries): Take fence as argument. Deal with
6023 (schedule_expr_on_boundary): No full_tidying on debug insns.
6024 (fill_insns): Deal with debug insns.
6025 (track_scheduled_insns_and_blocks): Don't count debug insns.
6026 (need_nop_to_preserve_insn_bb): New, split out of...
6027 (remove_insn_from_stream): ... this.
6028 (fur_orig_expr_not_found): Skip debug insns.
6029 * rtl.def (VALUE): Move up.
6031 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6032 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6033 Set it if debug stmts are found.
6034 (statement_sink_location): Skip debug stmts. Propagate
6035 moving defs into debug stmts.
6036 * ifcvt.c (first_active_insn): Skip debug insns.
6037 (last_active_insns): Likewise.
6038 (cond_exec_process_insns): Likewise.
6039 (noce_process_if_block): Likewise.
6040 (check_cond_move_block): Likewise.
6041 (cond_move_convert_if_block): Likewise.
6042 (block_jumps_and_fallthru_p): Likewise.
6043 (dead_or_predicable): Likewise.
6044 * dwarf2out.c (debug_str_hash_forced): New.
6045 (find_AT_string): Add comment.
6046 (gen_label_for_indirect_string): New.
6047 (get_debug_string_label): New.
6048 (AT_string_form): Use it.
6049 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
6050 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
6051 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
6052 several operations that cannot be represented with DWARF opcodes.
6053 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
6054 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
6055 (dwarf2out_var_location): Take during-call mark into account.
6056 (output_indirect_string): Update comment. Output if there are
6057 label and references.
6058 (prune_indirect_string): New.
6059 (prune_unused_types): Call it if debug_str_hash_forced.
6060 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
6061 (dw_long_long_const): Remove.
6062 (struct dw_val_struct): Change val_long_long type to rtx.
6063 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
6064 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
6065 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
6066 component instead of HOST_BITS_PER_LONG.
6067 (output_loc_operands): Likewise. For const8* assert
6068 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
6069 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
6070 rather than HOST_BITS_PER_LONG is >= 64.
6071 (add_AT_long_long): Remove val_hi and val_lo arguments, add
6073 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
6074 HOST_BITS_PER_LONG for dw_val_class_long_long.
6075 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
6076 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
6077 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
6079 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
6080 Handle DW_OP_implicit_value.
6081 (extract_int): Move prototype earlier.
6082 (mem_loc_descriptor): For SUBREG punt if inner
6083 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
6084 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
6085 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
6086 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
6087 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
6088 instead of Pmode size.
6089 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
6090 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
6091 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
6092 (concat_loc_descriptor, concatn_loc_descriptor,
6093 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
6094 (add_location_or_const_value_attribute): Likewise. For single
6095 location loc_lists attempt to use add_const_value_attribute
6096 for constant decls. Add DW_AT_const_value even if
6097 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
6099 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
6100 (control_flow_insn_p): Likewise.
6101 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
6102 (separate_decls_in_region_debug_bind): New.
6103 (separate_decls_in_region): Process debug bind stmts afterwards.
6104 * recog.c (verify_changes): Handle debug insns.
6105 (extract_insn): Likewise.
6106 (peephole2_optimize): Skip debug insns.
6107 * dse.c (scan_insn): Skip debug insns.
6108 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
6110 (setup_id_for_insn): Handle debug insns.
6111 (maybe_tidy_empty_bb): Adjust whitespace.
6112 (tidy_control_flow): Skip debug insns.
6113 (sel_remove_insn): Adjust for debug insns.
6114 (sel_estimate_number_of_insns): Skip debug insns.
6115 (create_insn_rtx_from_pattern): Handle debug insns.
6116 (create_copy_of_insn_rtx): Likewise.
6117 * sel-sched-.h (sel_bb_end): Declare.
6118 (sel_bb_empty_or_nop_p): New.
6119 (get_all_loop_exits): Use it.
6120 (_eligible_successor_edge_p): Likewise.
6121 (return_nop_to_pool): Adjust.
6122 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
6123 * ira-lives.c (process_bb_node_lives): Skip debug insns.
6124 * gimple-pretty-print.c (dump_gimple_debug): New.
6125 (dump_gimple_stmt): Use it.
6126 (dump_bb_header): Skip gimple debug stmts.
6127 * regmove.c (optimize_reg_copy_1): Discount debug insns.
6128 (fixup_match_2): Likewise.
6129 (regmove_backward_pass): Likewise. Simplify combined
6130 replacement. Handle debug insns.
6131 * function.c (instantiate_virtual_regs): Handle debug insns.
6132 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
6133 * print-rtl.h: Include cselib.h.
6134 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
6135 * df.h (df_inns_rescan_debug_internal): Declare.
6136 * gcse.c (alloc_hash_table): Estimate n_insns.
6137 (cprop_insn): Don't regard debug insns as changes.
6138 (bypass_conditional_jumps): Skip debug insns.
6139 (one_pre_gcse_pass): Adjust.
6140 (one_code_hoisting_pass): Likewise.
6141 (compute_ld_motion_mems): Skip debug insns.
6142 (one_cprop_pass): Adjust.
6143 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
6144 (if_convertible_stmt_p): Handle debug stmts.
6145 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
6146 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
6147 * ira-build.c (create_bb_allocnos): Skip debug insns.
6148 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
6149 (has_single_use): Likewise.
6150 (single_imm_use): Likewise.
6151 (num_imm_uses): Likewise.
6152 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
6153 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
6154 (create_outofssa_var_map): Likewise.
6155 * lower-subreg.c (adjust_decomposed_uses): New.
6156 (resolve_debug): New.
6157 (decompose_multiword_subregs): Use it.
6158 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
6159 * emit-rtl.c: Include params.h.
6160 (cur_debug_insn_uid): Define.
6161 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
6162 (copy_rtx_if_shared_1): Handle debug insns.
6163 (reset_used_flags): Likewise.
6164 (set_used_flags): LIkewise.
6165 (get_max_insn_count): New.
6166 (next_nondebug_insn): New.
6167 (prev_nondebug_insn): New.
6168 (make_debug_insn_raw): New.
6169 (emit_insn_before_noloc): Handle debug insns.
6170 (emit_jump_insn_before_noloc): Likewise.
6171 (emit_call_insn_before_noloc): Likewise.
6172 (emit_debug_insn_before_noloc): New.
6173 (emit_insn_after_noloc): Handle debug insns.
6174 (emit_jump_insn_after_noloc): Likewise.
6175 (emit_call_insn_after_noloc): Likewise.
6176 (emit_debug_insn_after_noloc): Likewise.
6177 (emit_insn_after): Take loc from earlier non-debug insn.
6178 (emit_jump_insn_after): Likewise.
6179 (emit_call_insn_after): Likewise.
6180 (emit_debug_insn_after_setloc): New.
6181 (emit_debug_insn_after): New.
6182 (emit_insn_before): Take loc from later non-debug insn.
6183 (emit_jump_insn_before): Likewise.
6184 (emit_call_insn_before): Likewise.
6185 (emit_debug_insn_before_setloc): New.
6186 (emit_debug_insn_before): New.
6187 (emit_insn): Handle debug insns.
6188 (emit_debug_insn): New.
6189 (emit_jump_insn): Handle debug insns.
6190 (emit_call_insn): Likewise.
6192 (init_emit): Take min-nondebug-insn-uid into account.
6193 Initialize cur_debug_insn_uid.
6194 (emit_copy_of_insn_after): Handle debug insns.
6195 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
6196 location of single rhs in place.
6197 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
6198 (floor_sdiv_adjust): New.
6199 (cell_sdiv_adjust): New.
6200 (cell_udiv_adjust): New.
6201 (round_sdiv_adjust): New.
6202 (round_udiv_adjust): New.
6203 (wrap_constant): Moved from cselib.
6204 (unwrap_constant): New.
6205 (expand_debug_expr): New.
6206 (expand_debug_locations): New.
6207 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
6209 (gimple_expand_cfg): Expand debug locations.
6210 * cselib.c: Include tree-pass.h.
6211 (struct expand_value_data): New.
6212 (cselib_record_sets_hook): New.
6213 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6214 (cselib_clear_table): Move, and implemnet in terms of...
6215 (cselib_reset_table_with_next_value): ... this.
6216 (cselib_get_next_unknown_value): New.
6217 (discard_useless_locs): Don't discard preserved values.
6218 (cselib_preserve_value): New.
6219 (cselib_preserved_value_p): New.
6220 (cselib_preserve_definitely): New.
6221 (cselib_clear_preserve): New.
6222 (cselib_preserve_only_values): New.
6223 (new_cselib_val): Take rtx argument. Dump it in details.
6224 (cselib_lookup_mem): Adjust.
6225 (expand_loc): Take regs_active in struct. Adjust. Silence
6226 dumps unless details are requested.
6227 (cselib_expand_value_rtx_cb): New.
6228 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6229 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6230 without details. Copy more subregs. Try to resolve values
6231 using a callback. Wrap constants.
6232 (cselib_subst_to_values): Adjust.
6233 (cselib_log_lookup): New.
6234 (cselib_lookup): Call it.
6235 (cselib_invalidate_regno): Don't count preserved values as useless.
6236 (cselib_invalidate_mem): Likewise.
6237 (cselib_record_set): Likewise.
6238 (struct set): Renamed to cselib_set, moved to cselib.h.
6239 (cselib_record_sets): Adjust. Call hook.
6240 (cselib_process_insn): Reset table when it would be cleared.
6241 (dump_cselib_val): New.
6242 (dump_cselib_table): New.
6243 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6244 (remove_forwarder_block): Support moving debug stmts.
6245 * cselib.h (cselib_record_sets_hook): Declare.
6246 (cselib_expand_callback): New type.
6247 (cselib_expand_value_rtx_cb): Declare.
6248 (cselib_reset_table_with_next_value): Declare.
6249 (cselib_get_next_unknown_value): Declare.
6250 (cselib_preserve_value): Declare.
6251 (cselib_preserved_value_p): Declare.
6252 (cselib_preserve_only_values): Declare.
6253 (dump_cselib_table): Declare.
6254 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6255 (try_crossjump_to_edge): Likewise.
6256 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6257 dominated blocks when debug stmts are present.
6258 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6259 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6260 (set_var_live_on_entry): Likewise.
6261 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6262 * cfglayout.c (curr_location, last_location): Make static.
6263 (set_curr_insn_source_location): Don't avoid bouncing.
6264 (get_curr_insn_source_location): New.
6265 (get_curr_insn_block): New.
6266 (duplicate_insn_chain): Handle debug insns.
6267 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6269 * common.opt (fcompare-debug): Move to sort order.
6270 (fdump-unnumbered-links): Likewise.
6271 (fvar-tracking-assignments): New.
6272 (fvar-tracking-assignments-toggle): New.
6273 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6274 because of debug stmts.
6275 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6276 (eliminate_unnecessary_stmts): Walk dominated blocks before
6278 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6279 * ira.c (memref_used_between_p): Skip debug insns.
6280 (update_equiv_regs): Likewise.
6281 * sched-deps.c (sd_lists_size): Accept empty list.
6282 (sd_init_insn): Mark debug insns.
6283 (sd_finish_insn): Unmark them.
6284 (sd_add_dep): Reject non-debug deps on debug insns.
6285 (fixup_sched_groups): Give debug insns group treatment.
6287 (sched_analyze_reg): Don't mark debug insns for sched before call.
6288 (sched_analyze_2): Handle debug insns.
6289 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6291 (deps_analyze_insn): Handle debug insns.
6292 (deps_start_bb): Skip debug insns.
6293 (init_deps): Initialize last_debug_insn.
6294 * tree-ssa.c (target_for_debug_bind): New.
6295 (find_released_ssa_name): New.
6296 (propagate_var_def_into_debug_stmts): New.
6297 (propagate_defs_into_debug_stmts): New.
6298 (verify_ssa): Skip debug bind stmts without values.
6299 (warn_uninialized_vars): Skip debug stmts.
6300 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6301 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6302 (rtx_equal_p): Likewise.
6303 * ira-costs.c (scan_one_insn): Skip debug insns.
6304 (process_bb_node_for_hard_reg_moves): Likewise.
6305 * rtl.h (DEBUG_INSN_P): New.
6306 (NONDEBUG_INSN_P): New.
6307 (MAY_HAVE_DEBUG_INSNS): New.
6308 (INSN_P): Accept debug insns.
6309 (RTX_FRAME_RELATED_P): Likewise.
6310 (INSN_DELETED_P): Likewise
6311 (PAT_VAR_LOCATION_DECL): New.
6312 (PAT_VAR_LOCATION_LOC): New.
6313 (PAT_VAR_OCATION_STATUS): New.
6314 (NOTE_VAR_LOCATION_DECL): Reimplement.
6315 (NOTE_VAR_LOCATION_LOC): Likewise.
6316 (NOTE_VAR_LOCATION_STATUS): Likewise.
6317 (INSN_VAR_LOCATION): New.
6318 (INSN_VAR_LOCATION_DECL): New.
6319 (INSN_VAR_LOCATION_LOC): New.
6320 (INSN_VAR_LOCATION_STATUS): New.
6321 (gen_rtx_UNKNOWN_VAR_LOC): New.
6322 (VAR_LOC_UNKNOWN_P): New.
6323 (NOTE_DURING_CALL_P): New.
6324 (SCHED_GROUP_P): Accept debug insns.
6325 (emit_debug_insn_before): Declare.
6326 (emit_debug_insn_before_noloc): Declare.
6327 (emit_debug_insn_beore_setloc): Declare.
6328 (emit_debug_insn_after): Declare.
6329 (emit_debug_insn_after_noloc): Declare.
6330 (emit_debug_insn_after_setloc): Declare.
6331 (emit_debug_insn): Declare.
6332 (make_debug_insn_raw): Declare.
6333 (prev_nondebug_insn): Declare.
6334 (next_nondebug_insn): Declare.
6335 (delegitimize_mem_from_attrs): Declare.
6336 (get_max_insn_count): Declare.
6337 (wrap_constant): Declare.
6338 (unwrap_constant): Declare.
6339 (get_curr_insn_source_location): Declare.
6340 (get_curr_insn_block): Declare.
6341 * tree-inline.c (insert_debug_decl_map): New.
6342 (processing_debug_stmt): New.
6343 (remap_decl): Don't create new mappings in debug stmts.
6344 (remap_gimple_op_r): Don't add references in debug stmts.
6345 (copy_tree_body_r): Likewise.
6346 (remap_gimple_stmt): Handle debug bind stmts.
6347 (copy_bb): Skip debug stmts.
6348 (copy_edges_for_bb): Likewise.
6349 (copy_debug_stmt): New.
6350 (copy_debug_stmts): New.
6351 (copy_body): Copy debug stmts at the end.
6352 (insert_init_debug_bind): New.
6353 (insert_init_stmt): Take id. Skip and emit debug stmts.
6354 (setup_one_parameter): Remap variable earlier, register debug mapping.
6355 (estimate_num_insns): Skip debug stmts.
6356 (expand_call_inline): Preserve debug_map.
6357 (optimize_inline_calls): Check for no debug_stmts left-overs.
6358 (unsave_expr_now): Preserve debug_map.
6359 (copy_gimple_seq_and_replace_locals): Likewise.
6360 (tree_function_versioning): Check for no debug_stmts left-overs.
6361 Init and destroy debug_map as needed. Split edges unconditionally.
6362 (build_duplicate_type): Init and destroy debug_map as needed.
6363 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6364 (struct copy_body_data): Add debug_stmts and debug_map.
6365 * sched-int.h (struct ready_list): Add n_debug.
6366 (struct deps): Add last_debug_insn.
6367 (DEBUG_INSN_SCHED_P): New.
6368 (BOUNDARY_DEBUG_INSN_P): New.
6369 (SCHEDULE_DEBUG_INSN_P): New.
6370 (sd_iterator_cond): Accept empty list.
6371 * combine.c (create_log_links): Skip debug insns.
6372 (combine_instructions): Likewise.
6373 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6374 return value is always unshared.
6375 (struct rtx_subst_pair): New.
6376 (auto_adjust_pair): New.
6377 (propagate_for_debug_subst): New.
6378 (propagate_for_debug): New.
6379 (try_combine): Skip debug insns. Propagate removed defs into
6381 (next_nonnote_nondebug_insn): New.
6382 (distribute_notes): Use it. Skip debug insns.
6383 (distribute_links): Skip debug insns.
6384 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6385 * resource.c (mark_target_live_regs): Likewise.
6386 * var-tracking.c: Include cselib.h and target.h.
6387 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6389 (micro_operation_type_name): New.
6390 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6391 (struct micro_operation_def): Update comments.
6392 (decl_or_value): New type. Use instead of decls.
6393 (struct emit_note_data_def): Add vars.
6394 (struct attrs_def): Use decl_or_value.
6395 (struct variable_tracking_info_def): Add permp, flooded.
6396 (struct location_chain_def): Update comment.
6397 (struct variable_part_def): Use decl_or_value.
6398 (struct variable_def): Make var_part a variable length array.
6400 (scratch_regs): New.
6401 (cselib_hook_called): New.
6402 (dv_is_decl_p): New.
6403 (dv_is_value_p): New.
6406 (dv_as_opaque): New.
6407 (dv_onepart_p): New.
6409 (IS_DECL_CODE): New.
6410 (check_value_is_not_decl): New.
6411 (dv_from_decl): New.
6412 (dv_from_value): New.
6413 (dv_htab_hash): New.
6414 (variable_htab_hash): Use it.
6415 (variable_htab_eq): Support values.
6416 (variable_htab_free): Free from the right pool.
6417 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6418 (attrs_list_union): Adjust.
6419 (attrs_list_mpdv_union): New.
6420 (tie_break_pointers): New.
6421 (canon_value_cmp): New.
6422 (unshare_variable): Return possibly-modified slot.
6423 (vars_copy_1): Adjust.
6424 (var_reg_decl_set): Adjust. Split out of...
6425 (var_reg_set): ... this.
6426 (get_init_value): Adjust.
6427 (var_reg_delete_and_set): Adjust.
6428 (var_reg_delete): Adjust.
6429 (var_regno_delete): Adjust.
6430 (var_mem_decl_set): Split out of...
6431 (var_mem_set): ... this.
6432 (var_mem_delete_and_set): Adjust.
6433 (var_mem_delete): Adjust.
6437 (variable_union): Adjust. Speed up merge of 1-part vars.
6438 (variable_canonicalize): Use unshared slot.
6439 (VALUED_RECURSED_INTO): New.
6440 (find_loc_in_1pdv): New.
6441 (struct dfset_merge): New.
6442 (insert_into_intersection): New.
6443 (intersect_loc_chains): New.
6445 (canonicalize_loc_order_check): New.
6446 (canonicalize_values_mark): New.
6447 (canonicalize_values_star): New.
6448 (variable_merge_over_cur): New.
6449 (variable_merge_over_src): New.
6450 (dataflow_set_merge): New.
6451 (dataflow_set_equiv_regs): New.
6452 (remove_duplicate_values): New.
6453 (struct dfset_post_merge): New.
6454 (variable_post_merge_new_vals): New.
6455 (variable_post_merge_perm_vals): New.
6456 (dataflow_post_merge_adjust): New.
6457 (find_mem_expr_in_1pdv): New.
6458 (dataflow_set_preserve_mem_locs): New.
6459 (dataflow_set_remove_mem_locs): New.
6460 (dataflow_set_clear_at_call): New.
6461 (onepart_variable_different_p): New.
6462 (variable_different_p): Use it.
6463 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6464 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6466 (track_loc_p): Pass it true.
6467 (struct count_use_info): New.
6468 (find_use_val): New.
6469 (replace_expr_with_values): New.
6471 (use_type): New, partially split out of...
6472 (count_uses): ... this. Count new micro-ops.
6473 (count_uses_1): Adjust.
6474 (count_stores): Adjust.
6475 (count_with_sets): New.
6476 (VAL_NEEDS_RESOLUTION): New.
6477 (VAL_HOLDS_TRACK_EXPR): New.
6478 (VAL_EXPR_IS_COPIED): New.
6479 (VAL_EXPR_IS_CLOBBERED): New.
6480 (add_uses): Adjust. Generate new micro-ops.
6481 (add_uses_1): Adjust.
6482 (add_stores): Generate new micro-ops.
6483 (add_with_sets): New.
6484 (find_src_status): Adjust.
6485 (find_src_set_src): Adjust.
6486 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6487 Handle new micro-ops. Canonicalize value equivalances.
6488 (vt_find_locations): Compute total size of hash tables for
6489 dumping. Perform merge for var-tracking-assignments. Don't
6490 disregard single-block loops.
6491 (dump_attrs_list): Handle decl_or_value.
6492 (dump_variable): Take variable. Deal with decl_or_value.
6493 (dump_variable_slot): New.
6494 (dump_vars): Use it.
6495 (dump_dataflow_sets): Adjust.
6496 (set_slot_part): New, extended to support one-part variables
6497 after splitting out of...
6498 (set_variable_part): ... this.
6499 (clobber_slot_part): New, split out of...
6500 (clobber_variable_part): ... this.
6501 (delete_slot_part): New, split out of...
6502 (delete_variable_part): .... this.
6503 (check_wrap_constant): New.
6504 (vt_expand_loc_callback): New.
6505 (vt_expand_loc): New.
6506 (emit_note_insn_var_location): Adjust. Handle values. Handle
6507 EMIT_NOTE_AFTER_CALL_INSN.
6508 (emit_notes_for_differences_1): Adjust. Handle values.
6509 (emit_notes_for_differences_2): Likewise.
6510 (emit_notes_for_differences): Adjust.
6511 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6512 Adjust. Handle new micro-ops.
6513 (vt_add_function_parameters): Adjust. Create and bind values.
6514 (vt_initialize): Adjust. Initialize scratch_regs and
6515 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6516 operations. Move some code to count_with_sets and add_with_sets.
6517 (delete_debug_insns): New.
6518 (vt_debug_insns_local): New.
6519 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6521 (var_tracking_main): If var-tracking-assignments is enabled
6522 but var-tracking isn't, delete debug insns and leave. Likewise
6523 if we exceed limits or fail the stack adjustments tests, and
6524 after all var-tracking processing.
6525 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6526 (dataflow_set): Add traversed_vars.
6527 (value_chain, const_value_chain): New typedefs.
6528 (value_chain_pool, value_chains): New variables.
6529 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6530 add_value_chains, add_cselib_value_chains, remove_value_chain,
6531 remove_value_chains, remove_cselib_value_chains): New functions.
6532 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6533 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6535 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6536 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6537 (dst_can_be_shared): New variable.
6538 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6539 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6540 different from set->vars, look up slot again instead of using the
6542 (dataflow_set_init): Initialize traversed_vars.
6543 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6544 lookup if set->vars is shared. Don't keep slot cleared before
6545 calling unshare_variable. Unshare set->vars if needed. Adjust
6546 unshare_variable callers. Clear dst_can_be_shared if needed.
6547 Even ->refcount == 1 vars must be unshared if set->vars is shared
6548 and var needs to be modified.
6549 (dataflow_set_union): Set traversed_vars during canonicalization.
6550 (VALUE_CHANGED, DECL_CHANGED): Define.
6551 (set_dv_changed, dv_changed_p): New static inlines.
6552 (track_expr_p): Clear DECL_CHANGED.
6553 (dump_dataflow_sets): Set it.
6554 (variable_was_changed): Call set_dv_changed.
6555 (emit_note_insn_var_location): Likewise.
6556 (changed_variables_stack): New variable.
6557 (check_changed_vars_1, check_changed_vars_2): New functions.
6558 (emit_notes_for_changes): Do nothing if changed_variables is
6559 empty. Traverse changed_variables with check_changed_vars_1,
6560 call check_changed_vars_2 on each changed_variables_stack entry.
6561 (emit_notes_in_bb): Add SET argument. Just clear it at the
6562 beginning, use it instead of local &set, don't destroy it at the end.
6563 (vt_emit_notes): Call dataflow_set_clear early on all
6564 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6565 computed set, dataflow_set_clear also VTI(bb)->in when we are
6566 done with the basic block. Initialize changed_variables_stack,
6567 free it afterwards. If ENABLE_CHECKING verify that after noting
6568 differences to an empty set value_chains hash table is empty.
6569 (vt_initialize): Initialize value_chains and value_chain_pool.
6570 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6571 (variable_tracking_main): Call dump_dataflow_sets before calling
6572 vt_emit_notes, not after it.
6573 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6574 (propagate_var_def_into_debug_stmts): Declare.
6575 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6576 (df_set_note): Reject debug insns.
6577 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6578 add notes to debug insns.
6579 (df_note_bb_compute): Adjust. Likewise.
6580 (df_simulate_uses): Skip debug insns.
6581 (df_simulate_initialize_backwards): Likewise.
6582 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6583 (subst_stack_regs_pat): Reject debug insns.
6584 (convert_regs_1): Handle debug insns.
6585 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6586 (print-rtl.o): Depend on cselib.h.
6587 (cselib.o): Depend on TREE_PASS_H.
6588 (var-tracking.o): Depend on cselib.h and TARGET_H.
6589 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6590 (init_ready_list): Skip boundary debug insns.
6591 (add_branch_dependences): Skip debug insns.
6592 (free_block_dependencies): Check for blocks with only debug insns.
6593 (compute_priorities): Likewise.
6594 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6595 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6597 (gimple_build_debug_bind_stat): New.
6598 (empty_body_p): Skip debug stmts.
6599 (gimple_has_side_effects): Likewise.
6600 (gimple_rhs_has_side_effects): Likewise.
6601 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6602 (gimple_build_debug_bind_stat): Declare.
6603 (gimple_build_debug_bind): Define.
6604 (is_gimple_debug): New.
6605 (gimple_debug_bind_p): New.
6606 (gimple_debug_bind_get_var): New.
6607 (gimple_debug_bind_get_value): New.
6608 (gimple_debug_bind_get_value_ptr): New.
6609 (gimple_debug_bind_set_var): New.
6610 (gimple_debug_bind_set_value): New.
6611 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6612 (gimple_debug_bind_reset_value): New.
6613 (gimple_debug_bind_has_value_p): New.
6614 (gsi_next_nondebug): New.
6615 (gsi_prev_nondebug): New.
6616 (gsi_start_nondebug_bb): New.
6617 (gsi_last_nondebug_bb): New.
6618 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6619 (print_insn): Handle DEBUG_INSN.
6620 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6621 of first insn prevail.
6622 (first_stmt): Skip debug stmts.
6623 (first_non_label_stmt): Likewise.
6624 (last_stmt): Likewise.
6625 (has_zero_uses_1): New.
6626 (single_imm_use_1): New.
6627 (verify_gimple_debug): New.
6628 (verify_types_in_gimple_stmt): Handle debug stmts.
6629 (verify_stmt): Likewise.
6630 (debug_loop_num): Skip debug stmts.
6631 (remove_edge_and_dominated_blocks): Remove dominators last.
6632 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6633 (linearize_expr): Likewise.
6634 * config/i386/i386.c (ix86_delegitimize_address): Call
6635 default implementation.
6636 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6637 (group_barrier_needed): Skip debug insns.
6638 (emit_insn_group_barriers): Likewise.
6639 (emit_all_insn_group_barriers): Likewise.
6640 (ia64_variable_issue): Handle debug insns.
6641 (ia64_dfa_new_cycle): Likewise.
6642 (final_emit_insn_group_barriers): Skip debug insns.
6643 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6644 def cfa without frame.
6645 (process_set): Likewise.
6646 (process_for_unwind_directive): Pass frame on.
6647 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6648 (rs6000_delegitimize_address): New.
6649 (rs6000_debug_adjust_cost): Handle debug insns.
6650 (is_microcoded_insn): Likewise.
6651 (is_cracked_insn): Likewise.
6652 (is_nonpipeline_insn): Likewise.
6653 (insn_must_be_first_in_group): Likewise.
6654 (insn_must_be_last_in_group): Likewise.
6655 (force_new_group): Likewise.
6656 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6657 contains only debug insns.
6658 (rtl_merge_blocks): Skip debug insns.
6659 (purge_dead_edges): Likewise.
6660 (rtl_block_ends_with_call_p): Skip debug insns.
6661 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6662 (mark_reg_dependencies): Skip debug insns.
6663 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6664 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6665 * tree-ssa-threadedge.c
6666 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6667 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6668 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6669 (copyprop_hardreg_forward_1): Handle debug insns.
6670 * reload1.c (reload): Skip debug insns. Replace unassigned
6671 pseudos in debug insns with their equivalences.
6672 (eliminate_regs_in_insn): Skip debug insns.
6673 (emit_input_reload_insns): Skip debug insns at first, adjust
6675 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6676 (get_indirect_ref_operands): Pass opf_no_vops on.
6677 (get_expr_operands): Likewise. Skip debug stmts.
6678 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6680 2009-09-01 Richard Henderson <rth@redhat.com>
6682 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6683 stmt_ends_pp_p statements at least once.
6684 * tree-vrp.c (vrp_initialize): Likewise.
6685 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6687 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6690 Fix AIX bootstrap after PR debug/30161
6691 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6692 that is a GNU extension.
6693 (tmpl_value_parm_die_table): Move the definition of this global
6694 outside #ifdef DWARF2_DEBUGGING_INFO region.
6696 2009-09-01 Richard Guenther <rguenther@suse.de>
6698 * tree.c (tree_expr_size): New function.
6699 * tree.h (tree_expr_size): Declare.
6700 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6701 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6702 * langhooks.c (lhd_expr_size): Remove.
6703 * langhooks.h (struct lang_hooks): Remove expr_size.
6704 * explow.c (expr_size): Use tree_expr_size.
6705 (int_expr_size): Likewise.
6706 * langhooks-def.h (lhd_expr_size): Remove.
6707 (LANG_HOOKS_EXPR_SIZE): Likewise.
6708 (LANG_HOOKS_INITIALIZER): Adjust.
6710 2009-09-01 Richard Guenther <rguenther@suse.de>
6712 * tree-flow.h (mark_addressable): Move declaration ...
6713 * tree.h (mark_addressable): ... here.
6714 * stmt.c (expand_asm_operands): Use mark_addressable, not
6715 lang_hooks.mark_addressable.
6716 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6717 LANG_HOOKS_MARK_ADDRESSABLE.
6718 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6719 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6721 2009-08-31 Chris Demetriou <cgd@google.com>
6723 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6724 vectorize if not TARGET_SSE2.
6726 2009-08-31 DJ Delorie <dj@redhat.com>
6728 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6729 registers if no coprocessor is enabled.
6731 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6734 * cgraph.h (cgraph_get_node): Declare ...
6735 * cgraph.c (cgraph_get_node): ... new function.
6736 * dwarf2out.c (gen_generic_params_dies,
6737 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6738 make_ith_pack_parameter_name,
6739 append_entry_to_tmpl_value_parm_die_table,
6740 gen_remaining_tmpl_value_param_die_attribute): New functions.
6741 (gen_subprogram_die): Generate debug info for template parameters
6742 if debug info level is higher than DINFO_LEVEL_TERSE.
6743 Use tree_add_const_value_attribute_for_decl instead of
6744 tree_add_const_value_attribute.
6745 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6746 instead of tree_add_const_value_attribute.
6747 (gen_struct_or_union_type_die): Generate debug
6748 info for template parameters if debug info level is higher than
6750 (tree_add_const_value_attribute): Handle integral and pointer
6751 constants. Update comment.
6752 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6753 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6754 (reference_to_unused): Fix thinko. Remove redundant predicates from
6756 (tree_add_const_value_attribute): Make this work for constant
6758 tree_add_const_value_attribute_for_decl is to be used for variable
6760 (add_location_or_const_value_attribute): Use
6761 tree_add_const_value_attribute_for_decl now.
6762 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6763 DW_TAG_template_value_param DIEs after function DIEs have been
6765 * langhooks.h (lang_hooks_for_types): Add
6766 get_argument_pack_elems.
6767 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6768 (lang_hooks): Added get_innermost_generic_parms,
6769 get_innermost_generic_args.
6770 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6771 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6772 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6773 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6775 2009-08-31 DJ Delorie <dj@redhat.com>
6777 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6778 it once we start generating the prologue or epilogue.
6779 (mep_call_saves_register): If the frame is locked, re-use
6781 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6782 (mep_expand_prologue): Call it.
6783 (mep_expand_epilogue): Likewise.
6784 (mep_start_function): Use the same logic as mep_expand_prologue.
6785 (mep_pass_by_reference): Make logic more readable.
6786 (mep_return_in_memory): Zero-sized objects are passed in memory.
6787 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6789 2009-08-31 Richard Guenther <rguenther@suse.de>
6791 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6792 to query if the memory regions for memmove overlap.
6793 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6794 asserts on pointers, instead deal with odd trees.
6795 (ptr_derefs_may_alias_p): Likewise.
6796 (refs_may_alias_p_1): Constructor bases also never alias.
6798 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6800 * doc/install.texi (Final install): Adjust reference on where to
6801 order printed manuals.
6803 2009-08-30 Olivier Hainque <hainque@adacore.com>
6805 * dwarf2out.c (switch_to_frame_table_section): Move
6806 definition prior to first use.
6808 2009-08-30 Richard Guenther <rguenther@suse.de>
6810 PR tree-optimization/41186
6811 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6812 (ao_ref_init_from_ptr_and_size): New function.
6813 (ref_maybe_used_by_call_p_1): Be more precise tracking
6814 used ranges for builtin functions.
6815 (ref_maybe_used_by_call_p): Adjust.
6816 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6817 ranges for builtin functions.
6818 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6820 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6823 * fwprop.c (get_reg_use_in): Delete.
6824 (free_load_extend): New function.
6825 (forward_propagate_subreg): Use it.
6827 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6829 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6831 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6834 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6837 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6839 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6840 fini or fini_array section.
6842 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6844 * graphite-dependences.c (graphite_legal_transform_bb): Call
6845 pbb_remove_duplicate_pdrs.
6846 * graphite-poly.c (can_collapse_pdr): Removed.
6847 (pdr_find_duplicate): Removed.
6848 (can_collapse_pdrs): New.
6849 (pbb_remove_duplicate_pdrs): New.
6850 (new_poly_dr): Do not look for duplicates.
6851 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6852 (PBB_PDR_DUPLICATES_REMOVED): New.
6853 (pbb_remove_duplicate_pdrs): Declared.
6855 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6857 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6858 the strides by multiplying by PDR_NB_REFS.
6859 * graphite-poly.c (can_collapse_pdr): New.
6860 (pdr_find_duplicate): New.
6861 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6862 Initialize PDR_NB_REFS.
6863 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6865 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6867 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6870 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6873 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6875 * graphite-dependences.c (pddr_original_scattering): Return NULL
6876 for read-read dependence relations.
6877 * graphite-poly.h (enum poly_dr_type): Fix comment.
6880 (pdr_may_write_p): New.
6882 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6884 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6885 (struct poly_dr): Same.
6886 (new_poly_dr): Same.
6887 * graphite-poly.c (new_poly_dr): Same.
6888 * graphite-dependences.c (dot_deps): Disable call to system.
6890 2009-08-28 Cary Coutant <ccoutant@google.com>
6893 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6894 struct/union/enum types local to a function.
6896 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6897 Sebastian Pop <sebastian.pop@amd.com>
6899 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6900 pbb_strip_mine_time_depth. Changed the implementation so that
6901 transformation is expressed as a transformation on
6902 time (scatttering) dimensions. Also, ensures that the 2d+1
6903 scheduling format is preserved.
6904 (pbb_strip_mine_profitable_p): Profitability is based on the
6905 iteration number of a given time (scattering) dimension,
6906 and not on a original loop depth dimension.
6907 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6908 (pbb_do_strip_mine): Call psct_dynamic_dim.
6909 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6910 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6911 (pbb_nb_dynamic_scattering_transform): New.
6912 (psct_dynamic_dim): New.
6914 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6916 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6917 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6918 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6919 * graphite-interchange.c (build_linearized_memory_access): Same.
6920 (memory_stride_in_loop): Same.
6922 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6924 * graphite-dependences.c (pddr_original_scattering): New.
6925 (graphite_legal_transform_dr): Call pddr_original_scattering.
6928 * graphite-dependences.h (dot_deps): Declared.
6929 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6930 (print_pdr): Print PDR_ID.
6931 * graphite-poly.h (struct poly_dr): Add field id.
6934 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6936 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6938 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6939 not delete the original dependence relation.
6941 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6943 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6944 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6945 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6946 (free_poly_ddr): New.
6947 (pddr_is_empty): New.
6948 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6949 (dependence_polyhedron): Same. Remove useless gcc_assert.
6951 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6952 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6953 * graphite-dependences.h (enum poly_dependence_kind): New.
6954 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6955 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6956 (PDRP_SINK): Renamed PDDR_SINK.
6957 (PDRP_DDP): Renamed PDDR_DDP.
6959 (free_poly_ddr): Declared.
6960 * graphite-poly.c (new_scop): Use the new hash function names.
6961 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6962 into original_pddrs.
6963 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6965 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6967 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6968 bounds with LT_EXPR to make niter analysis more precise on code
6969 generated by Graphite.
6971 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6973 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6974 (graphite_legal_transform_bb): Same.
6975 (poly_drs_may_alias_p): Same.
6977 2009-08-28 Richard Guenther <rguenther@suse.de>
6979 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6981 2009-08-28 Jan Beulich <jbeulich@novell.com>
6983 * config/i386/netware.c: Include langhooks.h.
6984 (i386_nlm_encode_section_info): Simplify.
6985 (netware_override_options): Delete.
6986 * config/i386/netware.h (netware_override_options): Delete
6988 (OVERRIDE_OPTIONS): Delete definition.
6989 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6990 (ASM_COMMENT_START): Define.
6991 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6993 2009-08-28 Jan Beulich <jbeulich@novell.com>
6995 * configure.ac: For in-tree ld, do a plain version check to
6996 determine whether comdat groups are supported.
6997 * configure: Regenerate.
6999 2009-08-28 Olivier Hainque <hainque@adacore.com>
7001 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
7002 always defined. Reflect definition or absence of such for
7003 COLLECT_EXPORT_LIST. Readability helper.
7004 (scanfilter): New enum, to help control what symbols
7005 are to be considered or ignored by scan_prog_file.
7006 (enum pass): Rename as "scanpass", moved together with scanfilter
7007 prior to scan_prog_file's prototype.
7008 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7009 Group prototype with the scanpass/scanfilter definitions, factorize
7010 head comments for the several implementations at the prototype.
7011 (main): Reorganize the first pass link control to let AIX
7012 drag only the needed frame tables in executables. Prevent
7013 frame tables collection during the scan aimed at static ctors.
7014 Pre-link and scan for frame tables later to compensate.
7015 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7016 A C statement to issue assembly directives that create a reference
7017 to the given DWARF table identifier label from the current function
7019 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7020 to differentiate first time section entry. Only emit a .data
7021 tables start identifier label the first time around.
7022 (switch_to_frame_table_section): New function. Helper for
7023 output_call_frame_info to switch possibly BACK into the eh_frame
7024 or the debug_frame section depending on FOR_EH.
7025 (output_call_frame_info): Use helper to first enter the proper
7027 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7028 emit a link to the frame table start label from each function
7030 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7031 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7032 * config/rs6000/rs6000-protos.h: Declare it.
7033 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7035 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7037 * config/sh/sh.c (split_branches): Check the result of
7040 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7042 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7043 using -pthread -fopenmp
7045 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7047 * doc/service.texi (service directory): Update URL.
7049 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
7051 PR rtl-optimization/40861
7052 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
7053 extract word from a multi-word subreg for negative byte positions.
7055 2009-08-27 Tristan Gingold <gingold@adacore.com>
7056 Douglas B Rupp <rupp@gnat.com>
7058 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
7059 (SECTION_VMS_OVERLAY): Define.
7060 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
7062 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
7064 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
7065 common_object declarations.
7066 (ia64_section_type_flags): Set section flag for common_object.
7067 * config/ia64/ia64-protos.h
7068 (ia64_vms_output_aligned_decl_common): Declare.
7069 (ia64_vms_elf_asm_named_section): Declare.
7071 2009-08-27 Michael Matz <matz@suse.de>
7073 * expr.c (expand_expr_real_2): New function taking exploded
7074 unary or binary expression, split out from ...
7075 (expand_expr_real_1): ... here. Move over all unary/binary
7076 switch parts to above function, in particular these codes:
7077 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
7078 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
7079 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
7080 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
7081 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
7082 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
7083 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
7084 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
7085 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
7086 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
7087 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
7088 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
7089 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
7090 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
7091 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
7092 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
7093 VEC_PACK_FIX_TRUNC_EXPR.
7094 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
7097 2009-08-27 Richard Guenther <rguenther@suse.de>
7099 * gengtype.c (main): Handle uint64_t.
7100 * ipa-utils.c (get_base_var): Indent properly.
7101 * tree-ssa-live.c (debug_scope_block): New function.
7102 * tree-flow.h (debug_scope_block): Declare.
7103 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
7104 * basic-block.h (enum profile_status): Rename to
7105 enum profile_status_d.
7106 (x_profile_status): Adjust type.
7108 2009-08-27 Dodji Seketeli <dodji@redhat.com>
7111 * dwarf2out.c (get_context_die): Declare this static function.
7112 (gen_type_die_with_usage): Make sure a DIE is a generated for
7113 the context of a typedef.
7115 2009-08-26 Anatoly Sokolov <aesok@post.ru>
7117 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
7120 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7122 * config/mips/mips-protos.h (mips_output_sync): Declare.
7123 (mips_sync_loop_insns): Likewise.
7124 (mips_output_sync_loop): Replace first two parameters with an rtx.
7125 * config/mips/mips.c (mips_multi_member): New structure.
7126 (mips_multi_members): New variable.
7127 (mips_multi_start): New function.
7128 (mips_multi_add): Likewise.
7129 (mips_multi_add_insn): Likewise.
7130 (mips_multi_add_label): Likewise.
7131 (mips_multi_last_index): Likewise.
7132 (mips_multi_copy_insn): Likewise.
7133 (mips_multi_set_operand): Likewise.
7134 (mips_multi_write): Likewise.
7135 (mips_print_operand_punctuation): Remove '%|' and '%-'.
7136 (mips_init_print_operand_punct): Update accordingly.
7137 (mips_start_ll_sc_sync_block): New function.
7138 (mips_end_ll_sc_sync_block): Likewise.
7139 (mips_output_sync): Likewise.
7140 (mips_sync_insn1_template): Likewise.
7141 (mips_sync_insn2_template): Likewise.
7142 (mips_get_sync_operand): Likewise.
7143 (mips_process_sync_loop): Likewise.
7144 (mips_output_sync_loop): Use mips_process_sync_loop.
7145 (mips_sync_loop_insns): New function.
7146 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
7147 (MIPS_COMPARE_AND_SWAP_12): Likewise.
7148 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
7149 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
7150 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
7151 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
7152 (MIPS_SYNC_OLD_OP_12): Likewise.
7153 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
7154 (MIPS_SYNC_NEW_OP_12): Likewise.
7155 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
7156 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
7157 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
7158 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
7159 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
7160 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
7161 * config/mips/mips.md (sync_mem): New attribute.
7162 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
7163 (sync_exclusive_mask, sync_required_oldval): Likewise.
7164 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
7165 (sync_release_barrier): Likewise.
7166 (length): Handle sync loops.
7167 (sync): Use mips_output_sync.
7168 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
7169 (sync_compare_and_swap<mode>): Set the new sync_* attributes
7170 and use mips_output_sync_loop.
7171 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
7172 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
7173 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
7174 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
7175 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
7176 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
7177 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
7178 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
7179 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
7181 2009-08-26 Richard Guenther <rguenther@suse.de>
7184 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
7185 the types to not match.
7186 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
7188 * tree-ssa.c (useless_type_conversion_p): Conversions to
7189 pointers to unprototyped functions are useless.
7191 2009-08-26 Richard Guenther <rguenther@suse.de>
7193 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
7194 whole-program condition, prepare to be called for non-globals.
7195 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
7196 params build a representative with known type and track its fields.
7198 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
7200 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
7201 clearing by a taken branch.
7202 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
7203 effectively after bbro pass.
7204 (sync_nand<mode>): Ditto.
7205 (sync_old_<fetchop_name><mode>): Ditto.
7206 (sync_old_nand<mode>): Ditto.
7207 (sync_new_<fetchop_name><mode>): Dito.
7208 (sync_new_nand<mode>): Ditto.
7209 (sync_compare_and_swap<mode>_1): Ditto.
7210 (*sync_compare_and_swap<mode>): Ditto.
7211 (sync_lock_test_and_set<mode>_1): Ditto.
7212 ("sync_lock_test_and_set<mode>): Ditto.
7214 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7216 * hwint.h (HOST_LONG_FORMAT): New macro
7217 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7218 Use HOST_PTR_PRINTF.
7219 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7220 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7221 (HOST_PTR_PRINTF): Document.
7223 2009-08-25 Jan Hubicka <jh@suse.cz>
7225 * config/i386/bmmintrin.h: Replace by #error.
7228 Michael Meissner <michael.meissner@amd.com>
7229 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7230 Tony Linthicum <tony.linthicum@amd.com>
7232 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7233 (TARGET_ROUND): New macro for the round/ptest instructions which
7234 are shared between SSE4.1 and SSE5.
7235 (OPTION_MASK_ISA_ROUND): Ditto.
7236 (OPTION_ISA_ROUND): Ditto.
7237 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7238 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7240 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7241 (-mfused-madd): New switch to give users control over whether the
7242 compiler optimizes to use the multiply/add SSE5 instructions.
7244 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7245 (ix86_handle_option): Turn off 3dnow if -msse5.
7246 (override_options): Add SSE5 support.
7247 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7249 (ix86_expand_sse_movcc): Add SSE5 support.
7250 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7251 vector type to the next largest size.
7252 (ix86_expand_sse5_pack): New function to use pperm to pack a
7253 vector type to the next smallest size.
7254 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7255 (IX86_BUILTIN_FMADDSD): Ditto.
7256 (IX86_BUILTIN_FMADDPS): Ditto.
7257 (IX86_BUILTIN_FMADDPD): Ditto.
7258 (IX86_BUILTIN_FMSUBSS): Ditto.
7259 (IX86_BUILTIN_FMSUBSD): Ditto.
7260 (IX86_BUILTIN_FMSUBPS): Ditto.
7261 (IX86_BUILTIN_FMSUBPD): Ditto.
7262 (IX86_BUILTIN_FNMADDSS): Ditto.
7263 (IX86_BUILTIN_FNMADDSD): Ditto.
7264 (IX86_BUILTIN_FNMADDPS): Ditto.
7265 (IX86_BUILTIN_FNMADDPD): Ditto.
7266 (IX86_BUILTIN_FNMSUBSS): Ditto.
7267 (IX86_BUILTIN_FNMSUBSD): Ditto.
7268 (IX86_BUILTIN_FNMSUBPS): Ditto.
7269 (IX86_BUILTIN_FNMSUBPD): Ditto.
7270 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7271 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7272 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7273 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7274 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7275 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7276 (IX86_BUILTIN_PPERM): Ditto.
7277 (IX86_BUILTIN_PERMPS): Ditto.
7278 (IX86_BUILTIN_PERMPD): Ditto.
7279 (IX86_BUILTIN_PMACSSWW): Ditto.
7280 (IX86_BUILTIN_PMACSWW): Ditto.
7281 (IX86_BUILTIN_PMACSSWD): Ditto.
7282 (IX86_BUILTIN_PMACSWD): Ditto.
7283 (IX86_BUILTIN_PMACSSDD): Ditto.
7284 (IX86_BUILTIN_PMACSDD): Ditto.
7285 (IX86_BUILTIN_PMACSSDQL): Ditto.
7286 (IX86_BUILTIN_PMACSSDQH): Ditto.
7287 (IX86_BUILTIN_PMACSDQL): Ditto.
7288 (IX86_BUILTIN_PMACSDQH): Ditto.
7289 (IX86_BUILTIN_PMADCSSWD): Ditto.
7290 (IX86_BUILTIN_PMADCSWD): Ditto.
7291 (IX86_BUILTIN_PHADDBW): Ditto.
7292 (IX86_BUILTIN_PHADDBD): Ditto.
7293 (IX86_BUILTIN_PHADDBQ): Ditto.
7294 (IX86_BUILTIN_PHADDWD): Ditto.
7295 (IX86_BUILTIN_PHADDWQ): Ditto.
7296 (IX86_BUILTIN_PHADDDQ): Ditto.
7297 (IX86_BUILTIN_PHADDUBW): Ditto.
7298 (IX86_BUILTIN_PHADDUBD): Ditto.
7299 (IX86_BUILTIN_PHADDUBQ): Ditto.
7300 (IX86_BUILTIN_PHADDUWD): Ditto.
7301 (IX86_BUILTIN_PHADDUWQ): Ditto.
7302 (IX86_BUILTIN_PHADDUDQ): Ditto.
7303 (IX86_BUILTIN_PHSUBBW): Ditto.
7304 (IX86_BUILTIN_PHSUBWD): Ditto.
7305 (IX86_BUILTIN_PHSUBDQ): Ditto.
7306 (IX86_BUILTIN_PROTB): Ditto.
7307 (IX86_BUILTIN_PROTW): Ditto.
7308 (IX86_BUILTIN_PROTD): Ditto.
7309 (IX86_BUILTIN_PROTQ): Ditto.
7310 (IX86_BUILTIN_PROTB_IMM): Ditto.
7311 (IX86_BUILTIN_PROTW_IMM): Ditto.
7312 (IX86_BUILTIN_PROTD_IMM): Ditto.
7313 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7314 (IX86_BUILTIN_PSHLB): Ditto.
7315 (IX86_BUILTIN_PSHLW): Ditto.
7316 (IX86_BUILTIN_PSHLD): Ditto.
7317 (IX86_BUILTIN_PSHLQ): Ditto.
7318 (IX86_BUILTIN_PSHAB): Ditto.
7319 (IX86_BUILTIN_PSHAW): Ditto.
7320 (IX86_BUILTIN_PSHAD): Ditto.
7321 (IX86_BUILTIN_PSHAQ): Ditto.
7322 (IX86_BUILTIN_FRCZSS): Ditto.
7323 (IX86_BUILTIN_FRCZSD): Ditto.
7324 (IX86_BUILTIN_FRCZPS): Ditto.
7325 (IX86_BUILTIN_FRCZPD): Ditto.
7326 (IX86_BUILTIN_CVTPH2PS): Ditto.
7327 (IX86_BUILTIN_CVTPS2PH): Ditto.
7328 (IX86_BUILTIN_COMEQSS): Ditto.
7329 (IX86_BUILTIN_COMNESS): Ditto.
7330 (IX86_BUILTIN_COMLTSS): Ditto.
7331 (IX86_BUILTIN_COMLESS): Ditto.
7332 (IX86_BUILTIN_COMGTSS): Ditto.
7333 (IX86_BUILTIN_COMGESS): Ditto.
7334 (IX86_BUILTIN_COMUEQSS): Ditto.
7335 (IX86_BUILTIN_COMUNESS): Ditto.
7336 (IX86_BUILTIN_COMULTSS): Ditto.
7337 (IX86_BUILTIN_COMULESS): Ditto.
7338 (IX86_BUILTIN_COMUGTSS): Ditto.
7339 (IX86_BUILTIN_COMUGESS): Ditto.
7340 (IX86_BUILTIN_COMORDSS): Ditto.
7341 (IX86_BUILTIN_COMUNORDSS): Ditto.
7342 (IX86_BUILTIN_COMFALSESS): Ditto.
7343 (IX86_BUILTIN_COMTRUESS): Ditto.
7344 (IX86_BUILTIN_COMEQSD): Ditto.
7345 (IX86_BUILTIN_COMNESD): Ditto.
7346 (IX86_BUILTIN_COMLTSD): Ditto.
7347 (IX86_BUILTIN_COMLESD): Ditto.
7348 (IX86_BUILTIN_COMGTSD): Ditto.
7349 (IX86_BUILTIN_COMGESD): Ditto.
7350 (IX86_BUILTIN_COMUEQSD): Ditto.
7351 (IX86_BUILTIN_COMUNESD): Ditto.
7352 (IX86_BUILTIN_COMULTSD): Ditto.
7353 (IX86_BUILTIN_COMULESD): Ditto.
7354 (IX86_BUILTIN_COMUGTSD): Ditto.
7355 (IX86_BUILTIN_COMUGESD): Ditto.
7356 (IX86_BUILTIN_COMORDSD): Ditto.
7357 (IX86_BUILTIN_COMUNORDSD): Ditto.
7358 (IX86_BUILTIN_COMFALSESD): Ditto.
7359 (IX86_BUILTIN_COMTRUESD): Ditto.
7360 (IX86_BUILTIN_COMEQPS): Ditto.
7361 (IX86_BUILTIN_COMNEPS): Ditto.
7362 (IX86_BUILTIN_COMLTPS): Ditto.
7363 (IX86_BUILTIN_COMLEPS): Ditto.
7364 (IX86_BUILTIN_COMGTPS): Ditto.
7365 (IX86_BUILTIN_COMGEPS): Ditto.
7366 (IX86_BUILTIN_COMUEQPS): Ditto.
7367 (IX86_BUILTIN_COMUNEPS): Ditto.
7368 (IX86_BUILTIN_COMULTPS): Ditto.
7369 (IX86_BUILTIN_COMULEPS): Ditto.
7370 (IX86_BUILTIN_COMUGTPS): Ditto.
7371 (IX86_BUILTIN_COMUGEPS): Ditto.
7372 (IX86_BUILTIN_COMORDPS): Ditto.
7373 (IX86_BUILTIN_COMUNORDPS): Ditto.
7374 (IX86_BUILTIN_COMFALSEPS): Ditto.
7375 (IX86_BUILTIN_COMTRUEPS): Ditto.
7376 (IX86_BUILTIN_COMEQPD): Ditto.
7377 (IX86_BUILTIN_COMNEPD): Ditto.
7378 (IX86_BUILTIN_COMLTPD): Ditto.
7379 (IX86_BUILTIN_COMLEPD): Ditto.
7380 (IX86_BUILTIN_COMGTPD): Ditto.
7381 (IX86_BUILTIN_COMGEPD): Ditto.
7382 (IX86_BUILTIN_COMUEQPD): Ditto.
7383 (IX86_BUILTIN_COMUNEPD): Ditto.
7384 (IX86_BUILTIN_COMULTPD): Ditto.
7385 (IX86_BUILTIN_COMULEPD): Ditto.
7386 (IX86_BUILTIN_COMUGTPD): Ditto.
7387 (IX86_BUILTIN_COMUGEPD): Ditto.
7388 (IX86_BUILTIN_COMORDPD): Ditto.
7389 (IX86_BUILTIN_COMUNORDPD): Ditto.
7390 (IX86_BUILTIN_COMFALSEPD): Ditto.
7391 (IX86_BUILTIN_COMTRUEPD): Ditto.
7392 (IX86_BUILTIN_PCOMEQUB): Ditto.
7393 (IX86_BUILTIN_PCOMNEUB): Ditto.
7394 (IX86_BUILTIN_PCOMLTUB): Ditto.
7395 (IX86_BUILTIN_PCOMLEUB): Ditto.
7396 (IX86_BUILTIN_PCOMGTUB): Ditto.
7397 (IX86_BUILTIN_PCOMGEUB): Ditto.
7398 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7399 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7400 (IX86_BUILTIN_PCOMEQUW): Ditto.
7401 (IX86_BUILTIN_PCOMNEUW): Ditto.
7402 (IX86_BUILTIN_PCOMLTUW): Ditto.
7403 (IX86_BUILTIN_PCOMLEUW): Ditto.
7404 (IX86_BUILTIN_PCOMGTUW): Ditto.
7405 (IX86_BUILTIN_PCOMGEUW): Ditto.
7406 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7407 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7408 (IX86_BUILTIN_PCOMEQUD): Ditto.
7409 (IX86_BUILTIN_PCOMNEUD): Ditto.
7410 (IX86_BUILTIN_PCOMLTUD): Ditto.
7411 (IX86_BUILTIN_PCOMLEUD): Ditto.
7412 (IX86_BUILTIN_PCOMGTUD): Ditto.
7413 (IX86_BUILTIN_PCOMGEUD): Ditto.
7414 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7415 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7416 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7417 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7418 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7419 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7420 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7421 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7422 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7423 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7424 (IX86_BUILTIN_PCOMEQB): Ditto.
7425 (IX86_BUILTIN_PCOMNEB): Ditto.
7426 (IX86_BUILTIN_PCOMLTB): Ditto.
7427 (IX86_BUILTIN_PCOMLEB): Ditto.
7428 (IX86_BUILTIN_PCOMGTB): Ditto.
7429 (IX86_BUILTIN_PCOMGEB): Ditto.
7430 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7431 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7432 (IX86_BUILTIN_PCOMEQW): Ditto.
7433 (IX86_BUILTIN_PCOMNEW): Ditto.
7434 (IX86_BUILTIN_PCOMLTW): Ditto.
7435 (IX86_BUILTIN_PCOMLEW): Ditto.
7436 (IX86_BUILTIN_PCOMGTW): Ditto.
7437 (IX86_BUILTIN_PCOMGEW): Ditto.
7438 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7439 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7440 (IX86_BUILTIN_PCOMEQD): Ditto.
7441 (IX86_BUILTIN_PCOMNED): Ditto.
7442 (IX86_BUILTIN_PCOMLTD): Ditto.
7443 (IX86_BUILTIN_PCOMLED): Ditto.
7444 (IX86_BUILTIN_PCOMGTD): Ditto.
7445 (IX86_BUILTIN_PCOMGED): Ditto.
7446 (IX86_BUILTIN_PCOMFALSED): Ditto.
7447 (IX86_BUILTIN_PCOMTRUED): Ditto.
7448 (IX86_BUILTIN_PCOMEQQ): Ditto.
7449 (IX86_BUILTIN_PCOMNEQ): Ditto.
7450 (IX86_BUILTIN_PCOMLTQ): Ditto.
7451 (IX86_BUILTIN_PCOMLEQ): Ditto.
7452 (IX86_BUILTIN_PCOMGTQ): Ditto.
7453 (IX86_BUILTIN_PCOMGEQ): Ditto.
7454 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7455 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7456 (enum multi_arg_type): New enum for describing the various SSE5
7457 intrinsic argument types.
7458 (bdesc_multi_arg): New table for SSE5 intrinsics.
7459 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7460 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7462 (ix86_expand_builtin): Add SSE5 intrinsic support.
7463 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7464 operand instructions.
7465 (ix86_expand_sse5_multiple_memory): New function to split the
7466 second memory reference from SSE5 instructions.
7467 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7468 (ix86_return_pops_args): Use stdarg_p to determine if the function
7469 has variable arguments.
7470 (ix86_setup_incoming_varargs): Ditto.
7471 (x86_this_parameter): Ditto.
7473 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7475 (ix86_expand_sse5_pack): Ditto.
7476 (ix86_sse5_valid_op_p): Ditto.
7477 (ix86_expand_sse5_multiple_memory): Ditto.
7479 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7480 constant for SSE5 support.
7481 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7482 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7483 (UNSPEC_SSE5_PERMUTE): Ditto.
7484 (UNSPEC_SSE5_ASHIFT): Ditto.
7485 (UNSPEC_SSE5_LSHIFT): Ditto.
7486 (UNSPEC_FRCZ): Ditto.
7487 (UNSPEC_CVTPH2PS): Ditto.
7488 (UNSPEC_CVTPS2PH): Ditto.
7489 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7491 (COM_FALSE_S): Ditto.
7492 (COM_FALSE_P): Ditto.
7493 (COM_TRUE_S): Ditto.
7494 (COM_TRUE_P): Ditto.
7495 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7496 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7498 (memory attribute): Ditto.
7499 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7500 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7501 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7502 (floor<mode>2): Ditto.
7503 (ceil<mode>2): Ditto.
7504 (btrunc<mode>2): Ditto.
7505 (nearbyintdf2): Ditto.
7506 (nearbyintsf2): Ditto.
7507 (sse_setccsf): Disable if SSE5.
7508 (sse_setccdf): Ditto.
7509 (sse5_setcc<mode>): New support for SSE5 conditional move.
7510 (sse5_pcmov_<mode>): Ditto.
7512 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7514 (SSEMODEF2P): Ditto.
7515 (ssemodesuffixf4): New mode attribute for SSE5.
7516 (ssemodesuffixf2s): Ditto.
7517 (ssemodesuffixf2c): Ditto.
7518 (sserotatemax): Ditto.
7519 (ssescalarmode): Ditto.
7520 (sse_maskcmpv4sf3): Disable if SSE5.
7521 (sse_maskcmpv2df3): Ditto.
7522 (sse_vmmaskcmpv4sf3): Ditto.
7523 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7524 (sse5_vmfmadd<mode>4): Ditto.
7525 (sse5_fmsub<mode>4): Ditto.
7526 (sse5_vmfmsub<mode>4): Ditto.
7527 (sse5_fnmadd<mode>4): Ditto.
7528 (sse5_vmfnmadd<mode>4): Ditto.
7529 (sse5_fnmsub<mode>4): Ditto.
7530 (sse5_vmfnmsub<mode>4): Ditto.
7531 (sse5i_fmadd<mode>4): Ditto.
7532 (sse5i_fmsub<mode>4): Ditto.
7533 (sse5i_fnmadd<mode>4): Ditto.
7534 (sse5i_fnmsub<mode>4): Ditto.
7535 (sse5i_vmfmadd<mode>4): Ditto.
7536 (sse5i_vmfmsub<mode>4): Ditto.
7537 (sse5i_vmfnmadd<mode>4): Ditto.
7538 (sse5i_vmfnmsub<mode>4): Ditto.
7539 (mulv16qi3): Add SSE5 support.
7541 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7542 (sse2_mulv4si3): Disable if SSE5.
7543 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7544 (sse4_1_roundps): Ditto.
7545 (sse4_1_roundsd): Ditto.
7546 (sse4_1_roundss): Ditto.
7547 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7549 (sse_maskcmpsf3): Ditto.
7550 (sse_vmmaskcmpv4sf3): Ditto.
7551 (sse2_maskcmpv2df3): Ditto.
7552 (sse2_maskcmpdf3): Ditto.
7553 (sse2_vmmaskcmpv2df3): Ditto.
7554 (sse2_eq<mode>3): Ditto.
7555 (sse2_gt<mode>3): Ditto.
7556 (sse5_pcmov_<mode>): Add SSE5 support.
7557 (vec_unpacku_hi_v16qi): Ditto.
7558 (vec_unpacks_hi_v16qi): Ditto.
7559 (vec_unpacku_lo_v16qi): Ditto.
7560 (vec_unpacks_lo_v16qi): Ditto.
7561 (vec_unpacku_hi_v8hi): Ditto.
7562 (vec_unpacks_hi_v8hi): Ditto.
7563 (vec_unpacku_lo_v8hi): Ditto.
7564 (vec_unpacks_lo_v8hi): Ditto.
7565 (vec_unpacku_hi_v4si): Ditto.
7566 (vec_unpacks_hi_v4si): Ditto.
7567 (vec_unpacku_lo_v4si): Ditto.
7568 (vec_unpacks_lo_v4si): Ditto.
7569 (sse5_pmacsww): New SSE5 intrinsic insn.
7570 (sse5_pmacssww): Ditto.
7571 (sse5_pmacsdd): Ditto.
7572 (sse5_pmacssdd): Ditto.
7573 (sse5_pmacssdql): Ditto.
7574 (sse5_pmacssdqh): Ditto.
7575 (sse5_pmacsdqh): Ditto.
7576 (sse5_pmacsswd): Ditto.
7577 (sse5_pmacswd): Ditto.
7578 (sse5_pmadcsswd): Ditto.
7579 (sse5_pmadcswd): Ditto.
7580 (sse5_pcmov_<move>): Conditional move support on SSE5.
7581 (sse5_phaddbw): New SSE5 intrinsic insn.
7582 (sse5_phaddbd): Ditto.
7583 (sse5_phaddbq): Ditto.
7584 (sse5_phaddwd): Ditto.
7585 (sse5_phaddwq): Ditto.
7586 (sse5_phadddq): Ditto.
7587 (sse5_phaddubw): Ditto.
7588 (sse5_phaddubd): Ditto.
7589 (sse5_phaddubq): Ditto.
7590 (sse5_phadduwd): Ditto.
7591 (sse5_phadduwq): Ditto.
7592 (sse5_phaddudq): Ditto.
7593 (sse5_phsubbw): Ditto.
7594 (sse5_phsubwd): Ditto.
7595 (sse5_phsubdq): Ditto.
7596 (sse5_pperm): Ditto.
7597 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7598 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7599 (sse5_pperm_sign_v8hi_v4si): Ditto.
7600 (sse5_pperm_zero_v8hi_v4si): Ditto.
7601 (sse5_pperm_sign_v4si_v2di): Ditto.
7602 (sse5_pperm_sign_v4si_v2di): Ditto.
7603 (sse5_pperm_pack_v2di_v4si): Ditto.
7604 (sse5_pperm_pack_v4si_v8hi): Ditto.
7605 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7606 (sse5_perm<mode>): New SSE5 intrinsic insn.
7607 (rotl<mode>3): Ditto.
7608 (sse5_rotl<mode>3): Ditto.
7609 (sse5_ashl<mode>3): Ditto.
7610 (sse5_lshl<mode>3): Ditto.
7611 (sse5_frcz<mode>2): Ditto.
7612 (sse5s_frcz<mode>2): Ditto.
7613 (sse5_cvtph2ps): Ditto.
7614 (sse5_cvtps2ph): Ditto.
7615 (sse5_vmmaskcmp<mode>3): Ditto.
7616 (sse5_com_tf<mode>3): Ditto.
7617 (sse5_maskcmp<mode>3): Ditto.
7618 (sse5_maskcmp_uns<mode>3): Ditto.
7619 (sse5_maskcmp_uns2<mode>3): Ditto.
7620 (sse5_pcom_tf<mode>3): Ditto.
7622 * config/i386/predicates.md (sse5_comparison_float_operator):
7623 New predicate to match the comparison operators supported by
7624 the SSE5 com instruction.
7625 (ix86_comparison_int_operator): New predicate to match just the
7626 signed int comparisons.
7627 (ix86_comparison_uns_operator): New predicate to match just the
7628 unsigned int comparisons.
7630 * doc/invoke.texi (-msse5): Add documentation.
7631 (-mfused-madd): Ditto.
7633 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7635 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7637 (x86_64-*-*): Ditto.
7639 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7641 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7642 intrinisics for SSE5.
7644 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7647 * config/i386/mmintrin-common.h: New file, to contain common
7648 instructions between SSE4.1 and SSE5.
7650 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7651 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7652 (gen_regparm_prefix): Ditto.
7654 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7655 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7656 prototype_p to determine if a function is prototyped.
7658 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7660 * c-common.c (c_common_reswords) add the alignof keyword,
7661 with same RID as __alignof and __alignof__
7663 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7665 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7666 * hooks.c (hook_bool_const_int_const_int_true): New function.
7667 * target.h (struct gcc_target): Add can_eliminate field.
7668 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7669 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7670 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7671 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7672 (elim_table): Revise comment.
7673 * system.h (CAN_ELIMINATE): Poison.
7674 * defaults.h (CAN_ELIMINATE): Remove.
7675 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7677 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7678 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7680 (alpha_vms_can_eliminate): Declare as static, change return type to
7682 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7684 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7685 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7686 (arm_can_eliminate): New function.
7688 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7689 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7690 (avr_can_eliminate): Declare as static.
7691 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7693 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7694 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7695 (bfin_can_eliminate): New function.
7697 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7698 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7699 (crx_can_eliminate): New function.
7701 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7702 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7703 (fr30_can_eliminate): New function.
7705 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7706 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7707 (frv_can_eliminate): New function.
7709 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7710 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7711 (h8300_can_eliminate): New function.
7713 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7714 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7715 (i386_can_eliminate): Declare as static, change return type to bool.
7716 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7718 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7719 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7720 (ia64_can_eliminate): New function.
7722 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7723 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7724 (iq2000_can_eliminate): New function.
7726 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7727 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7728 (m32r_can_eliminate): New function.
7730 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7731 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7732 (m68hc11_can_eliminate): New function.
7734 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7735 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7736 (m68k_can_eliminate): New function.
7738 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7739 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7740 (mep_can_eliminate): New function.
7742 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7743 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7744 (mips_can_eliminate): New function.
7746 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7747 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7748 (rs6000_can_eliminate): New function.
7750 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7751 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7752 (s390_can_eliminate): Declare as static.
7753 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7755 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7756 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7757 (score_can_eliminate): New function.
7759 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7760 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7761 (sparc_can_eliminate): Declare as static.
7762 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7764 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7765 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7766 (xstormy16_can_eliminate): New function.
7768 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7769 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7770 (v850_can_eliminate): New function.
7772 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7774 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7775 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7776 (*movdfcc_ext[1234]): Disable for IEEE mode.
7778 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7780 * gimplify.c (prepare_gimple_addressable): New static function.
7781 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7783 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7784 manually fiddling with it.
7786 2009-08-25 Michael Matz <matz@suse.de>
7788 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7789 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7791 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7792 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7793 (do_jump): Split out code for simple binary comparisons into ...
7794 (do_jump_1): ... this, taking the individual operands and code.
7795 Change callers to helper function above accordingly.
7796 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7799 2009-08-25 Michael Matz <matz@suse.de>
7801 * expr.h (struct separate_ops, sepops): New type for passing
7802 around an exploded simple expression.
7803 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7804 Use this structure instead of expression tree.
7805 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7806 expression, only its type.
7807 (expand_vec_cond_expr): Take type and individual operands instead
7809 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7810 expand_vec_shift_expr): Change prototype accordingly.
7811 * tree-vect-stmts.c (vectorizable_condition): Change call of
7812 expand_vec_cond_expr_p to pass only type.
7813 * expr.c (do_store_flags): Change prototype and implementation
7814 to take an exploded expression.
7815 (expand_expr_real_1): New local ops initialized with details
7816 of the full expression. Use it instead of full
7817 expression in calls to do_store_flags, expand_vec_cond_expr,
7818 expand_widen_pattern_expr and expand_vec_shift_expr.
7820 2009-08-25 Michael Matz <matz@suse.de>
7822 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7823 treeop2 initialized with first three operands of the full expression.
7824 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7826 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7828 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7829 (__gthread_objc_condition_allocate): Mark arguments as unused.
7830 (__gthread_objc_condition_deallocate): Likewise.
7831 (__gthread_objc_condition_wait): Likewise.
7832 (__gthread_objc_condition_broadcast): Likewise.
7833 (__gthread_objc_condition_signal): Likewise.
7834 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7835 (__gthread_objc_thread_id): Likewise.
7837 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7840 * tree-pretty-print.c (print_call_name): Print the correct call name
7841 for procedure pointer components.
7843 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7845 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7846 default_promote_function_mode when not VMS.
7848 2009-08-24 Olivier Hainque <hainque@adacore.com>
7850 * convert.c (convert_to_integer): Don't assume an input pointer is
7851 POINTER_SIZE wide. Fetch from the type instead.
7853 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7855 * configure.ac (AC_PREREQ): Bump to 2.64.
7857 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7859 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7860 (process_command): Don't search standard_exec_prefix_1 and
7861 standard_exec_prefix_2.
7863 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7865 * config/arm/arm.c (output_return_instruction): Handle for
7868 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7870 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7872 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7874 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7875 (*arm_movdf_vfp): Likewise.
7877 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7879 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7880 (vashr<mode>3): Rename from ashr<mode>3.
7881 (vlshr<mode>3): Rename from lshr<mode>3.
7883 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7886 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7887 (check_format_info_main): Use scalar_identify_flag.
7888 (check_format_types): Check for scalar size identity if
7889 scalar_identify_flag is set.
7890 (printf_length_specs): Extend by new field.
7891 (asm_fprintf_length_specs): Likewise.
7892 (gcc_diag_length_specs): Likewise.
7893 (scanf_length_specs): Likewise.
7894 (strfmon_length_specs): Likewise.
7895 (gcc_gfc_length_specs): Likewise.
7896 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7897 (ms_printf_flag_specs): Likewise.
7898 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7900 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7903 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7904 (*call_value_pop_1): Ditto.
7905 (*sibcall_pop_1): New insn pattern.
7906 (*sibcall_value_pop_1): Ditto.
7908 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7911 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7914 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7917 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7918 (get_reg_use_in): New function.
7919 (forward_propagate_subreg): Propagate through subreg of zero_extend
7922 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7924 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7925 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7927 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7929 * configure.ac: Remove --with-datarootdir, --with-docdir,
7930 --with-htmldir switches. No need to call AC_SUBST for
7931 datarootdir, docdir, htmldir any more.
7932 * configure: Regenerate.
7933 * doc/install.texi (Configuration): Document --datarootdir,
7934 --docdir, --htmldir, --pdfdir; update documentation for
7935 --infodir, --mandir.
7936 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7939 * aclocal.m4: Regenerate.
7940 * config.in: Regenerate.
7941 * configure: Regenerate.
7943 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7944 Olivier Hainque <hainque@adacore.com>
7946 * config/ia64/ia64.c: Include libfuncs.h.
7947 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7948 (ia64_expand_call): Use reg 25 on VMS.
7949 (ia64_initialize_trampoline): Fix for VMS ABI.
7950 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7951 (ia64_function_arg): Initialize reg 25 on VMS.
7952 Fix OpenVMS ABI issues for varargs.
7953 For OpenVMS, emit the Argument Information register set in the
7954 incoming/sibcall case as well.
7955 (ia64_arg_type): New function.
7956 (ia64_function_arg_advance): Keep track of cum->words.
7957 Fix OpenVMS ABI issues for varargs.
7958 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7959 (ia64_override_options): Set flag_no_common on VMS.
7960 (ia64_init_builtins): Disable FWRITE builtin.
7961 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7962 (ia64_vms_init_libfuncs): Add decc$ routines.
7963 (ia64_vms_valid_pointer_mode): New function.
7964 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7965 (ia64_promote_function_mode): New function
7966 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7967 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7968 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7969 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7970 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7971 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7972 Suppress trailing '#' if VALUE is numeric.
7973 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7974 ia64_promote_function_mode.
7975 (TARGET_VALID_POINTER_MODE): Define.
7977 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7980 * config/rs6000/rs6000.c (rs6000_override_options): Use
7981 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7984 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7985 reporting of vector + decimal/boolean/complex error.
7987 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7989 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7990 __vector double TYPE_DECL.
7992 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7994 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7995 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7996 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7997 to pointer to enum machine_mode. Update all callers as needed.
7999 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
8001 * config/alpha/alpha.md (exception_receiver): Emit alternative
8002 GP load sequence if flag_reorder_blocks_and_partition is set.
8003 (*exception_receiver_2): Also enable when
8004 flag_reorder_blocks_and_partition is set.
8006 2009-08-20 Matt Rice <ratmice@gmail.com>
8007 Diego Novillo <dnovillo@google.com>
8009 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8012 2009-08-20 Richard Guenther <rguenther@suse.de>
8014 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8015 * c-tree.h (c_dup_lang_specific_decl): Remove.
8016 (struct lang_decl, struct lang_type): Move definitions ...
8017 * c-lang.h: ... here. New file.
8018 * c-decl.c: Include c-lang.h.
8019 (c_dup_lang_specific_decl): Remove.
8020 * c-typeck.c: Include c-lang.h.
8021 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8022 (c-typeck.o): Likewise.
8023 * c-config-lang.in (gtfiles): Add c-lang.h.
8024 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8027 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8029 * config/alpha/alpha.c (alpha_end_function): Do not clear
8030 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8031 this is now handled in generic code.
8033 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8035 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8036 (s390_z10_fix_long_loop_prediction): New function.
8037 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8038 (s390_reorg): Walk over the INSNs and invoke
8039 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8041 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8043 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8044 "*brx_64bit", "*brx_31bit"): New patterns.
8045 * config/s390/s390.c ('E'): New output modifier.
8047 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8048 Richard Earnshaw <richard.earnshaw@arm.com>
8050 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
8051 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
8053 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8055 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
8057 * pa.c (emit_move_sequence): Check if address of operand1 is valid
8058 for mode mode of operand0 when doing secondary reload for SAR.
8060 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8063 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
8064 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
8066 2009-08-19 Jason Merrill <jason@redhat.com>
8068 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
8069 supported template depth in C++0x.
8071 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8073 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
8074 free_after_compilation.
8075 * config/score/score7.c (score7_output_mi_thunk): Likewise.
8076 * config/score/score3.c (score3_output_mi_thunk): Likewise.
8077 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8078 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8079 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8080 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8081 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8083 2009-08-19 Ian Lance Taylor <iant@google.com>
8085 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
8086 of (plus (mult (neg B) C) A).
8088 2009-08-18 Michael Matz <matz@suse.de>
8090 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
8091 instead of comparing TYPE_MAIN_VARIANT for equality.
8092 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
8093 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
8094 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
8095 * gimplify.c (goa_lhs_expr_p): Ditto and use
8096 STRIP_USELESS_TYPE_CONVERSION.
8098 2009-08-18 Michael Matz <matz@suse.de>
8100 * tree-ssa-structalias.c (create_variable_info_for): Also mark
8101 first field in a struct.
8102 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
8104 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8106 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8107 locators before emit_insn is called. Remove assert that
8109 (alpha_end_function): Clear crtl->emit structure and free insn
8110 locators if cfun->is_thunk is true.
8112 2009-08-18 Jason Merrill <jason@redhat.com>
8114 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
8116 * configure.ac: Test for it.
8117 * configure, config.in: Regenerate.
8118 * doc/install.texi: Document --enable-gnu-unique-object.
8120 2009-08-18 Richard Guenther <rguenther@suse.de>
8123 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
8124 pow(x,y*z) only if x is nonnegative.
8126 2009-08-18 Jakub Jelinek <jakub@redhat.com>
8128 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
8132 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
8133 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
8135 2009-08-17 DJ Delorie <dj@redhat.com>
8137 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
8138 * config/m32c/prologue.md (epilogue_freit): New.
8140 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
8141 (bank_switch_p): Likewise.
8142 (fast_interrupt_p): Likewise.
8143 (interrupt_p): Likewise.
8144 (m32c_conditional_register_usage): Round memregs size up.
8145 (need_to_save): We only need to save $a0 when we use ENTER.
8146 (interrupt_p): Check for fast_interrupt too.
8147 (bank_switch_p): New.
8148 (fast_interrupt_p): New.
8149 (m32c_attribute_table): Add bank_switch and fast_interrupt.
8150 (m32c_emit_prolog): Support bank switching and fast interrupts.
8151 * doc/extend.texi (Function Attributes): Add bank_switch and
8154 2009-08-17 Douglas B Rupp <rupp@gnat.com>
8156 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
8157 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
8159 2009-08-16 Douglas B Rupp <rupp@gnat.com>
8161 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
8162 (menu): Add IA-64/VMS Options.
8163 (IA-64/VMS Options): Likewise.
8165 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8168 * config/mips/mips.md (*lwxs): Use :P for pointer values.
8170 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8172 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
8173 (mips_pop_asm_switch): Likewise.
8174 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
8176 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8177 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
8178 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
8179 (mips_print_operand_punctuation): Use them. Check mips_noreorder
8180 instead of set_noreorder.
8181 (mips_output_function_prologue): Use the new functions.
8182 (mips_output_function_epilogue): Likewise.
8183 (mips_need_noat_wrapper_p): New function, split out from...
8184 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
8185 Use mips_push_asm_switch and mips_pop_asm_switch.
8186 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
8187 and mips_pop_asm_switch.
8188 (ASM_OUTPUT_REG_POP): Likewise.
8189 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
8190 Use mips_pop_asm_switch.
8191 (mips_asm_switch): New structure.
8192 (set_noreorder, set_nomacro): Replace with...
8193 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8194 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
8195 instead of set_nomacro.
8196 (fix_truncsfsi2_macro): Likewise.
8197 (cprestore): Likewise.
8198 (hazard): Use mips_noreorder instead of set_noreorder.
8199 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8201 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
8203 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
8204 from prev_active_insn.
8206 2009-08-16 Anatoly Sokolov <aesok@post.ru>
8208 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
8209 * config/avr/avr.c (avr_override_options): Initialize
8210 avr_current_arch variable.
8211 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
8212 __AVR_HAVE_16BIT_SP__ according to the device type.
8213 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8215 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8216 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8218 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8221 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8222 generating inlined subroutine die only. We shouldn't be
8223 called for anything else.
8224 (gen_block_die): Don't generate inline subroutine debug info for
8227 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8229 * graphite-poly.c (print_pbb): Print PBB index.
8231 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8234 * graphite-interchange.c (ppl_max_for_le): Moved...
8235 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8236 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8237 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8238 * graphite-ppl.h (ppl_max_for_le): Declared.
8240 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8242 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8243 supported on all platforms.
8244 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8245 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8246 * c-pragma.c: Likewise.
8247 * target-def.h (TARGET_INITIALIZER): Remove
8248 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8249 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8251 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8253 * config/ia64/fde-vms.c: New file.
8254 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8255 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8256 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8257 (uw_frame_state_for): Only register a personality routine if it is
8258 known to be compatible with our expectations.
8259 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8260 Declare unw_table_entry stack variable and
8261 mod all calls to _Unwind_FindTableEntry to add arg.
8262 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8263 (_Unwind_FindTableEntry): Add arg to prototype.
8265 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8267 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8268 field 'signal_pfs_loc'.
8269 (uw_frame_state_for): Remove duplicate code dealing with leaf
8270 procedures without unwind info.
8271 If in the frame after unwinding through a signal handler, restore
8272 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8273 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8274 'pfs_loc' to the AR.PFS location in the signal context; instead
8275 set 'signal_pfs_loc'.
8276 Manually generate the unwind info for the AR.PFS register.
8277 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8278 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8279 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8280 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8281 instead set 'signal_pfs_loc'.
8282 Remove code preventing the AR.PFS register from being restored
8283 from the signal context.
8285 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8286 Tristan Gingold <gingold@adacore.com>
8288 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8289 * config/ia64/t-vms: New file.
8290 * config/ia64/vms64.h: New file.
8291 * config/ia64/vms.h: New file.
8292 * config/ia64/vms-crtinit.asm: New file.
8293 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8294 * config/ia64/vms-unwind.h: New file.
8296 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8298 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8301 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8304 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8306 * real.h (do_mpc_arg2): ... here.
8307 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8310 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8312 * final.c (add_debug_prefix_map): Don't use GC memory for
8313 old_prefix and new_prefix.
8315 2009-08-14 Richard Guenther <rguenther@suse.de>
8317 * ipa-prop.c (compute_complex_pass_through): If we cannot
8318 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8320 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8322 * c-lex.c (c_lex_with_flags): Increase size of local variable
8323 to avoid memory clobber.
8325 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8328 * config/i386/i386.c (ix86_fp_comparison_strategy):
8329 Only enable/disable sahf at function granularity.
8331 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8333 PR rtl-optimization/41064
8334 * reload1.c (reload_as_needed): Don't call extract_insn
8335 for known invalid replacements after calling
8336 validate_replace_rtx_group and verify_changes.
8338 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8341 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8342 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8343 ix86_expand_fp_vcond.
8344 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8345 Assert that operation is supported by ix86_expand_int_vcond.
8346 (vcondu<SSEMODE124C8:mode>): Ditto.
8348 2009-08-13 DJ Delorie <dj@redhat.com>
8350 * config/i386/djgpp-stdint.h: New.
8351 * config.gcc (djgpp): Use it.
8353 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8355 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8356 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8358 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8360 * tree-ssa-loop-prefetch.c
8361 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8362 for long-stride pruning.
8363 (compute_miss_rate): New function to compute the probability
8364 that two memory references access different cache lines.
8366 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8368 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8370 2009-08-13 Richard Guenther <rguenther@suse.de>
8373 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8374 use the constant pointer type.
8375 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8376 of CV qualifiers on the target pointer type.
8377 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8378 conversion check before restrict check.
8380 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8383 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8385 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8387 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8389 2009-08-12 Richard Guenther <rguenther@suse.de>
8391 PR tree-optimization/41011
8392 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8393 and reference constructing.
8395 2009-08-12 Xinliang David Li <davidxl@google.com>
8397 PR tree-optimization/41012
8398 * tree-flow.h : New external interface.
8399 * gimple-low.c (check_call_arg): Change to public function.
8400 Remove argument mismatch check in lowering.
8401 * tree-inline.h (tree_can_inline_p): Interface change.
8402 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8404 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8405 Call change to tree_can_inline_p function.
8406 (cgraph_decide_inlining_incrementally): Ditto.
8408 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8410 PR tree-optimization/41031
8411 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8412 on the partition variable rather than promote_mode on the source
8413 type. Assert that the partition variable's type has the same
8414 mode as the source value's.
8416 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8418 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8419 for for_return == 2.
8420 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8422 * calls.c (expand_call): Fix typo.
8423 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8425 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8427 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8428 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8429 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8430 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8432 2009-08-12 Andrew Haley <aph@redhat.com>
8434 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8436 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8439 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8441 2009-08-12 Richard Guenther <rguenther@suse.de>
8443 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8444 * gimplify.c (gimplify_modify_expr): Do not use
8445 lang_hooks.types_compatible_p.
8446 * tree-ssa.c (useless_type_conversion_p): For aggregates
8447 just return false if the canonical types differ.
8449 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8452 * sese.c (convert_for_phi_arg): New.
8453 (add_guard_exit_phis): Use convert_for_phi_arg.
8455 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8457 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8458 unknown subscript upper bounds.
8460 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8461 Pranav Garg <pranav.garg2107@gmail.com>
8463 * graphite-interchange.c (gather_access_strides): Removed.
8464 (ppl_max_for_le): New.
8465 (build_linearized_memory_access): New.
8466 (memory_stride_in_loop): New.
8467 (pbb_interchange_profitable_p): Reimplemented.
8468 * graphite-ppl.h (ppl_new_id_map): New.
8469 (ppl_interchange): New.
8471 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8473 * graphite-interchange.c (compute_subscript): Removed.
8474 (compute_array_size_cstr): Removed.
8475 (compute_array_size_poly): Removed.
8476 (compute_array_size): Removed.
8477 (gather_access_strides_poly): Removed.
8478 (gather_access_strides): Empty.
8480 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8482 * graphite-dependences.c (dependence_polyhedron_1): Replace
8483 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8484 (graphite_legal_transform_dr): Same.
8485 (graphite_carried_dependence_level_k): Same.
8486 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8487 Initialize PDR_NB_SUBSCRIPTS.
8488 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8490 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8491 (PDR_NB_SUBSCRIPTS): New.
8492 (pdr_nb_subscripts): Removed.
8493 (pdr_dim): Simplified.
8494 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8495 with PDR_NB_SUBSCRIPTS.
8497 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8499 * graphite-interchange.c (compute_array_size): Remove use of
8501 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8502 Do not initialize PDR_DATA_CONTAINER.
8503 (print_pdr): Do not print PDR_DATA_CONTAINER.
8504 * graphite-poly.h (struct poly_dr): Remove data_container field.
8505 (PDR_DATA_CONTAINER): Removed.
8506 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8508 (build_poly_dr): Same.
8510 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8511 Sebastian Pop <sebastian.pop@amd.com>
8513 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8514 copy of the dependence polyhedron. Free the temporary objects.
8515 (graphite_carried_dependence_level_k): Free unused objects before
8518 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8520 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8521 Early return without analyzing the data dependences if no
8522 transform has been done. Call restore_scattering if the transform
8524 (graphite-interchange.c): Same.
8525 * graphite-poly.c (print_scattering_function): Test for
8527 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8528 (apply_poly_transforms): Do not gcc_assert that
8529 the transform is legal.
8530 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8531 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8532 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8533 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8534 * graphite-poly.h (struct poly_scattering): New.
8535 (struct poly_bb): Add original, transformed, and saved fields.
8536 Remove transformed_scattering, original_scattering,
8537 nb_local_variables and nb_scattering_transform fields.
8538 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8539 (poly_scattering_new): New.
8540 (poly_scattering_free): New.
8541 (poly_scattering_copy): New.
8542 (store_scattering_pbb): New.
8543 (store_scattering): New.
8544 (restore_scattering_pbb): New.
8545 (restore_scattering): New.
8546 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8547 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8549 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8551 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8554 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8556 * Makefile.in (graphite.o): Depends on PREDICT_H.
8557 * graphite.c: Include predict.h.
8558 (graphite_finalize): Call tree_estimate_probability.
8559 * predict.c (predict_loops): Do not call scev_initialize and
8561 (tree_estimate_probability_bb): New.
8562 (tree_estimate_probability): Do not initialize loops: move that
8563 code to the driver. Call tree_estimate_probability_bb.
8564 (tree_estimate_probability_driver): New.
8565 (pass_profile): Use tree_estimate_probability_driver.
8566 * predict.h (tree_estimate_probability): Declared.
8568 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8570 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8571 * graphite-dependences.c (graphite_legal_transform): Add time to
8572 TV_GRAPHITE_DATA_DEPS.
8573 (dependency_between_pbbs_p): Same.
8574 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8576 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8578 PR rtl-optimization/41033
8579 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8580 aliasing is disabled.
8582 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8584 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8585 si_mask_operand, and_load_operand, low_bitmask_operand,
8586 and_reg_operand, and_operand): New predicates.
8587 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8588 * config/mips/mips.c (and_operands_ok): New function.
8589 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8590 * config/mips/mips.md (move_type): Add ext_ins and logical.
8591 (type): Handle them.
8592 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8593 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8594 shift_shift. Remove commutative constraint modifier.
8595 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8597 (*clear_upper32_dext): Remove define_insn_and_split.
8598 (*clear_upper32): Turn this define_insn_and_split ...
8599 (splitter for ANDing register with 0xffff_ffff): .. into this.
8601 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8603 * combine.c (try_widen_shift_mode): Factor out code to check if an
8604 integer constant is a low-order bitmask from here ...
8605 * rtlanal.c (low_bitmask_len): ... to here.
8606 * rtl.h (low_bitmask_len): Declare.
8608 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8611 * config/alpha/alpha.md (addsi3): Remove expander.
8612 (addsi3): Rename from *addsi3_internal insn pattern.
8613 (subsi3): Remove expander.
8614 (subsi3): Rename from *subsi3_internal insn pattern.
8616 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8618 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8621 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8622 Eric Botcazou <botcazou@adacore.com>
8623 Douglas B Rupp <rupp@gnat.com>
8625 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8626 that records that fit in 64 bits are returned by immediate value,
8627 as required by OpenVMS Calling Standard.
8628 (function_value): Adjust for above modification.
8629 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8630 virtual_incoming_args_rtx as base object, not next_arg.
8631 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8633 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8635 * reload.c (find_reloads_subreg_address): Check the original
8636 req_equiv_mem address to detect the case where an address is
8637 not valid in the outer mode.
8639 2009-08-11 Richard Guenther <rguenther@suse.de>
8642 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8644 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8646 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8647 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8649 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8650 Douglas B Rupp <rupp@gnat.com>
8652 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8653 PT_STACK when frame_pointer_needed on OpenVMS.
8654 (alpha_pv_save_size, alpha_using_fp): Remove.
8655 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8656 with proper processing for PT_NULL.
8657 (alpha_vms_initial_elimination_offset): New function. Support for
8658 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8659 (alpha_sa_size): Force procedure type to PT_STACK when
8660 frame_pointer_needed on OpenVMS.
8661 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8662 (alpha_using_fp): Likewise.
8663 (alpha_vms_can_eliminate): Add prototype.
8664 (alpha_vms_initial_elimination_offset): Likewise.
8665 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8666 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8668 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8669 Douglas B Rupp <rupp@gnat.com>
8671 * config/alpha/alpha.c (common_object_handler): New function.
8672 (vms_attribute_table): Declare a single attribute "common_object".
8673 (vms_output_aligned_decl_common): New global function.
8674 (SECTION_VMS_OVERLAY): Delete.
8675 (SECTION_VMS_GLOBAL): Likewise.
8676 (SECTION_VMS_INITIALIZE): Likewise.
8677 (vms_asm_named_section): Remove support for above flags.
8678 (vms_section_type_flags): Delete.
8679 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8680 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8681 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8682 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8684 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8687 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8688 (sub_ddmmss): Likewise.
8690 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8693 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8696 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8699 * reload1.c (reload_as_needed): Use cancel_changes to completely
8700 undo a failed replacement attempt.
8702 2009-08-10 Richard Guenther <rguenther@suse.de>
8705 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8706 (useless_type_conversion_p): ... here. Require pointer targets
8709 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8712 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8713 loose the original type of the statement list.
8715 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8717 * config/alpha/alpha.c: Include libfuncs.h
8718 (avms_asm_output_extern): New function.
8719 (alpha_init_libfuncs): Init some decc libfuncs.
8720 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8721 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8722 (DO_CRTL_NAMES): Define.
8724 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8725 (LONG_TYPE_SIZE): Define.
8726 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8727 (SUBTARGET_SWITCHES): Define malloc64 switch.
8728 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8729 (MASK_RETURN_ADDR): Define.
8730 doc/invoke.texi (mmalloc64): Document switch.
8732 2009-08-09 Olivier Hainque <hainque@adacore.com>
8733 Douglas B Rupp <rupp@gnat.com>
8735 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8736 uses_condition_handler.
8737 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8738 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8739 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8740 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8741 (code_for_builtin): New insn codes for the new alpha_builtins.
8742 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8743 (alpha_sa_size): Account for uses_condition_handler.
8744 (alpha_expand_prologue): Likewise.
8745 (alpha_start_function): Likewise.
8746 (alpha_expand_epilogue): Likewise.
8747 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8748 establish/revert expanders.
8749 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8750 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8751 New expander, resorting to the alpha.c associated function.
8752 (builtin_revert_vms_condition_handler): Likewise.
8753 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8754 __gcc_shell_handler, the static VMS condition handler used as
8755 an indirection wrapper to the current dynamically established
8757 * config/alpha/vms-unwind.h: Complete rewrite.
8758 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8759 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8761 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8762 Douglas B Rupp <rupp@gnat.com>
8764 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8765 (alpha_need_linkage): Handle aliases. Return function symbol.
8766 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8767 Use ultimate alias target for the linkage name.
8768 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8769 by alpha_need_linkage for the function symbol.
8770 (setmemdi): Likewise.
8772 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8774 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8775 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8776 (ASM_WEAKEN_LABEL): Define.
8777 (CRT_CALL_STATIC_FUNCTION): Define.
8778 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8779 (ENDFILE_SPEC): Define.
8780 (INIT_SECTION_ASM_OP): Define.
8781 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8782 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8784 (MULTILIB_OSDIRNAMES): Define.
8785 (shlib_version): Define.
8786 (SHLIB_EXT): Define.
8787 (SHLIB_OBJS): Define.
8788 (SHLIB_NAME): Define.
8789 (SHLIB_MULTILIB): Define.
8790 (SHLIB_INSTALL): Define.
8791 (SHLIB_SYMVEC): Define.
8792 (SHLIB_SYMVECX2): Define.
8793 (SHLIB_LINK): Define.
8795 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8797 * config/alpha/alpha.c (alpha_initialize_trampoline):
8798 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8799 (alpha_start_function): Emit transfer address on nested functions
8800 for VMS trampoline call.
8801 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8802 since no longer used.
8803 * config/alpha/vms-tramp.asm: Remove.
8804 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8805 since now only data initialized at runtime.
8807 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8809 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8810 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8811 (MD_EXEC_PREFIX): Remove, no longer used.
8812 (MD_STARTFILE_PREFIX): Likewise.
8813 (INCLUDE_DEFAULTS): Likewise.
8814 * config/alpha/t-vms:
8815 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8817 2009-08-09 Richard Guenther <rguenther@suse.de>
8819 PR tree-optimization/41016
8820 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8821 (operand_precision): Remove.
8822 (integral_operand_p): Likewise.
8823 (recognize_single_bit_test): Adjust.
8825 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8827 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8828 operation overflows. Likewise non-cast unary arithmetic.
8829 If one arm of a conditional expression is always taken,
8830 inhibit evaluation warnings for the other arm. Likewise inhibit
8831 evaluation warnings for the second && or || operand if the first
8832 operand is enough to determine the result.
8833 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8835 (build_binary_op): Prevent duplicate evaluation warnings.
8837 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8839 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8840 and destination have different modes, Use promote_mode to
8841 determine the signedness of the conversion. Assert that the
8842 promoted source mode matches the destination mode. Don't pass
8843 the destination and destination mode to expand_expr if the source
8844 mode is different. Simplify conversion logic.
8846 2009-08-09 Ira Rosen <irar@il.ibm.com>
8848 PR tree-optimization/41008
8849 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8850 from condition only in case it's a comparison. Adjust checks.
8852 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8854 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8855 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8856 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8857 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8858 (dump_cand): Handle them.
8859 (struct iv_cand): New members COST_STEP and AINC_USE.
8860 (stmt_after_increment): Likewise.
8861 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8862 callers changed. Use gimple_uid comparison instead of scanning.
8863 (add_candidate_1): When looking for identical candidates, take
8864 AINC_USE into account. Set it for new candidates.
8865 (force_expr_to_var_cost): Cast target_spill_cost to int.
8866 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8867 All callers changed. Check for availability of autoinc addressing
8868 modes, both in general for a given mode, and in the specific use case.
8869 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8871 (get_computation_cost): Likewise.
8872 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8873 add_autoinc_candidates): New static functions.
8874 (add_candidate): Call add_autoinc_candidates for candidates based on
8876 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8877 (determine_use_iv_cost_address): If we have an autoinc candidate at
8878 the matching use, verify autoinc is possible and subtract the cost
8879 of the candidate's step from the cost.
8880 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8881 member of the candidate.
8882 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8883 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8885 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8887 * config.build (ia64-hp-*vms*): New target.
8888 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8890 * config.gcc (ia64-hp-*vms*): New target.
8891 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8893 * config.host (ia64-hp-*vms*): New target.
8894 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8897 2009-08-08 Richard Guenther <rguenther@suse.de>
8899 PR tree-optimization/40991
8900 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8902 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8904 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8905 mode check. Do truncations in an integer mode.
8906 (force_to_mode): Handle subregs for all mode types. Only do
8907 arithmetic simplifications on integer modes.
8909 2009-08-07 Richard Guenther <rguenther@suse.de>
8911 PR tree-optimization/40999
8912 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8913 (maybe_fold_reference): Lookup constant initializers.
8914 (fold_gimple_assign): Likewise.
8916 2009-08-07 Richard Guenther <rguenther@suse.de>
8918 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8919 that require structural equality defer to the langhook.
8921 2009-08-07 Martin Jambor <mjambor@suse.cz>
8923 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8925 (struct ipa_pass_through_data): New type.
8926 (struct ipa_ancestor_jf_data): New type.
8927 (union jump_func_value): Removed field formal_id, added fields
8928 pass_through and ancestor.
8929 (struct ipa_param_call_note): Changed type of formal_id to int from
8931 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8932 operations jump functions and ancestor jump functions.
8933 (compute_complex_pass_through): New function.
8934 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8935 reflect changes in the jump function strucutre.
8936 (update_jump_functions_after_inlining): Ignore complex pass-through
8937 and ancestor jump functions.
8938 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8939 polynomial pass-through with operation jump functions.
8941 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8943 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8944 fde->dw_fde_begin as begin label instead of hot/cold label.
8945 Use LLSDAC label instead of LLSDA for second section lsda.
8946 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8947 label instead of LLSDA if it is true.
8948 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8950 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8951 SECTION argument. Use it as index into crtl->eh.call_site_record
8953 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8954 use it to determine how to print table entries instead of using
8955 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8956 label instead of normal begin label as base.
8957 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8958 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8959 ensure no EH range spans between sections and that landing pads
8960 are always in the corresponding section.
8961 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8962 for crtl->eh.call_site_record being an array rather than scalar.
8963 (output_one_function_exception_table): New function, copied
8964 from output_function_exception_table. Adjust
8965 dw2_size_of_call_site_table, dw2_output_call_site_table
8966 callers. For SECOND section use *C suffixed labels.
8967 (output_function_exception_table): Call
8968 output_one_function_exception_table and, when doing hot/cold
8969 partitioning, also another time for the second section.
8970 * opts.c: Include except.h.
8971 (decode_options): Allow -freorder-blocks-and-partition with
8972 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8973 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8974 * function.h (struct rtl_eh): Change call_site_record from
8975 scalar into array of 2 elements.
8977 2009-08-07 Martin Jambor <mjambor@suse.cz>
8979 * ipa-prop.c (count_formal_params_1): New function.
8980 (ipa_get_vector_of_formal_parms): New function.
8981 (get_vector_of_formal_parm_types): New function.
8982 (ipa_modify_formal_parameters): New function.
8983 (ipa_modify_call_arguments): New function.
8984 (index_in_adjustments_multiple_times_p): New function.
8985 (ipa_combine_adjustments): New function.
8986 (ipa_dump_param_adjustments): New function.
8987 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8988 (ipa_get_vector_of_formal_parms): Declare.
8989 (ipa_modify_formal_parameters): Declare.
8990 (ipa_modify_call_arguments): Declare.
8991 (ipa_combine_adjustments): Declare.
8992 (ipa_dump_param_adjustments): Declare.
8993 (build_ref_for_offset): Declare.
8994 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8995 * tree-sra.c: Include ipa-prop.c.
8996 (build_ref_for_offset): Make public.
8998 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
9000 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
9002 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
9004 * gcc/doc/extend.texi (__builtin_extract_return_address)
9005 (__builtin_frob_return_address): Document.
9007 2009-08-06 Paul Brook <paul@codesourcery.com>
9009 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9010 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9011 implementation on ARMv6-M.
9013 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9015 * doc/extend.texi (pcs): Document new attribute for ARM.
9017 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9019 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9022 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9024 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9027 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9029 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9031 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9033 Merge ARM/hard_vfp_branch to trunk.
9035 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9037 * arm.c (libcall_eq): New function.
9038 (libcall_hash): New function.
9039 (add_libcall): New function.
9040 (arm_libcall_uses_aapcs_base): New function.
9041 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9042 libcalls using the base PCS.
9043 (arm_init_cumulative_args): Likewise.
9045 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9047 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
9048 Use base ABI for conversion libfuncs between HFmode and SFmode.
9050 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9052 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
9053 V4SImode as representatives of all 64-bit and 128-bit vector
9054 types. Allow vector types without vector modes.
9055 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
9056 without vector modes like BLKmode.
9057 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
9058 BLKmode. Avoid unsupported vector modes or TImode moves for
9060 (aapcs_vfp_allocate_return_reg): Likewise.
9061 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
9062 V8QImode if TARGET_NEON || TARGET_IWMMXT.
9064 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9066 * config/arm/arm.c (arm_handle_pcs_attribute): New.
9067 (arm_get_pcs_model): Pass attribute arguments to
9068 arm_pcs_from_attribute.
9069 (arm_init_cumulative_args): Use base AAPCS for conversions from
9070 floating-point types to DImode.
9071 (arm_attribute_table): Add pcs attribute.
9072 (arm_handle_pcs_attribute): New.
9073 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
9074 conversions from floating-point types to DImode, also declare them
9075 to use base AAPCS and declare functions they call to use base
9076 AAPCS and their RTABI names.
9078 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9080 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
9081 -mfloat-abi=hard not being supported for VFP.
9083 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
9085 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
9086 SYMBOL_REF to hard_libcall_value.
9088 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9089 Richard Earnshaw <rearnsha@arm.com>
9091 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
9092 has been put on the stack, all remaining co-processory arguments for
9093 that co-processor also go on the stack.
9095 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9097 * config/arm/arm.c (arm_return_in_memory): Handle returning
9098 vectors of suitable size in registers also for AAPCS case.
9100 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9102 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
9104 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
9106 ARM Hard-VFP calling convention
9107 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
9108 * target.h (gcc_target): Add libcall_value to table of call hooks.
9109 * targhooks.h (default_libcall_value): Default implementation.
9110 * targhooks.c (default_libcall_value): Likewise.
9111 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
9112 * optabs.c (expand_unop): Use it.
9113 * expr.h (hard_libcall_value): Pass the function RTX through.
9114 * calls.c (emit_library_call_value_1): Update call to
9116 * explow.c (hard_libcall_value): Use new target hook.
9117 * testsuite/lib/target-supports.exp
9118 (check_effective_target_arm_hard_vfp_ok): New hook.
9119 (check_effective_target_arm_neon_ok): Improve test for neon
9121 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
9122 * config/arm/arm.c: Include cgraph.h
9123 (TARGET_FUNCTION_VALUE): Override default hook.
9124 (arm_pcs_default): New variable.
9125 (arm_override_options): Don't fault hard calling convention with VFP.
9126 Add support for AAPCS variants.
9127 (arm_function_value): Make static. Handle AAPCS variants.
9128 (arm_libcall_value): New function.
9129 (arm_apply_result_size): Handle VFP registers in results.
9130 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
9132 (pcs_attribute_args): New variable.
9133 (arm_pcs_from_attribute): New function.
9134 (arm_get_pcs_model): New function.
9135 (aapcs_vfp_cum_init): New function.
9136 (aapcs_vfp_sub_candidate): New function.
9137 (aapcs_vfp_is_return_candidate): New function.
9138 (aapcs_vfp_is_call_candidate): New function.
9139 (aapcs_vfp_allocate): New function.
9140 (aapcs_vfp_allocate_return_reg): New function.
9141 (aapcs_vfp_advance): New function.
9142 (aapcs_cp_arg_layout): New variable.
9143 (aapcs_select_call_coproc): New function.
9144 (aapcs_select_return_coproc): New function.
9145 (aapcs_allocate_return_reg): New function.
9146 (aapcs_libcall_value): New function.
9147 (aapcs_layout_arg): New function.
9148 (arm_init_cumulative_args): Initialize AAPCS args data.
9149 (arm_function_arg): Handle AAPCS variants using new interface.
9150 (arm_arg_parital_bytes): Likewise.
9151 (arm_function_arg_advance): New function.
9152 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
9153 calling conventions.
9154 (arm_setup_incoming_varargs): Handle new AAPCS args data.
9155 * arm.h (NUM_VFP_ARG_REGS): Define.
9156 (LIBCALL_VALUE): Update.
9157 (FUNCTION_VALUE): Delete.
9158 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
9159 (arm_pcs): New enum.
9160 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
9161 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
9162 (FUNCTION_ARG_REGNO_P): Add VFP regs.
9163 * arm-protos.h (arm_function_arg_advance): Add.
9164 (aapcs_libcall_value): Add.
9165 (arm_function_value): Delete.
9167 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
9168 H.J. Lu <hongjiu.lu@intel.com>
9171 * config/i386/i386.c (standard_sse_mode_p): Remove.
9172 (standard_sse_constant_p): Return 2 for integer mode
9173 vector_all_ones_operand when SSE2 is enabled.
9174 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
9175 (ix86_expand_vector_move): Do not check for negative values from
9176 standard_sse_constant_p.
9178 2009-08-06 Richard Guenther <rguenther@suse.de>
9180 * tree-ssa.c (useless_type_conversion_p_1): Make function and
9181 array type comparisons frontend independent.
9182 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
9183 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
9184 out array reference lower bound and element size operands.
9185 (ao_ref_init_from_vn_reference): Properly compute the offset
9186 for ARRAY_RANGE_REF.
9187 (vn_reference_fold_indirect): Fill out array reference lower
9188 bound and element size operands.
9189 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
9190 a non gimple valued reference operand which can happen for
9191 array reference lower bound or element size.
9192 (create_component_ref_by_pieces_1): Properly generate the
9193 element size operand for array references.
9195 2009-08-06 Richard Guenther <rguenther@suse.de>
9197 PR tree-optimization/40964
9198 * tree.c (iterative_hash_host_wide_int): Export.
9199 * tree.h (iterative_hash_host_wide_int): Declare.
9200 * tree-ssa-structalias.c (heapvar_map): New struct.
9201 (heapvar_map_eq): New function.
9202 (heapvar_map_hash): Likewise.
9203 (heapvar_lookup): Adjust.
9204 (heapvar_insert): Likewise.
9205 (make_constraint_from_heapvar): Allow multiple heap variables
9206 per decl at different offsets.
9207 (init_alias_heapvars): Adjust.
9209 2009-08-04 David Daney <ddaney@caviumnetworks.com>
9211 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
9212 * mips_output_sync_loop (mips_output_sync_loop): Only emit
9213 trailing sync if TARGET_SYNC_AFTER_SC.
9215 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9217 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9218 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9219 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9220 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9221 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9222 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9223 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9224 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9225 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9226 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9227 the prototype declaration match the definition.
9228 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9229 instructions explicitly. Add barrier_before and operands
9231 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9232 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9233 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9234 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9235 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9236 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9238 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9240 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9242 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9243 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9246 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9249 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9251 PR rtl-optimization/40924
9252 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9253 make sure canon_rtx (mem_address) isn't simpler than
9254 canon_rtx (expanded_mem_address).
9256 2009-08-05 Li Feng <nemokingdom@gmail.com>
9258 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9260 (build_scop_drs): Build alias set for each SCoP.
9262 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9264 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9265 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9266 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9267 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9268 (BASE_DRIVER_SELF_SPECS): Likewise.
9270 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9272 * tree-ssa-alias.c: Fix some comment typos.
9274 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9276 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9277 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9279 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9282 * simplify-rtx.c (simplify_binary_operation_1): Disable
9283 simplifications for decimal float operations.
9285 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9288 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9289 operand of INDIRECT_REF.
9291 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9293 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9294 constants referencing TLS symbols.
9296 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9298 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9299 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9301 2009-08-03 Richard Guenther <rguenther@suse.de>
9303 * tree.c (make_vector_type): Build a main variant first,
9304 get the canonical one and then build the variant.
9305 * tree-ssa.c (useless_type_conversion_p_1): Handle
9307 (useless_type_conversion_p): Conversions to pointers to
9308 incomplete record types are useless.
9310 2009-08-03 Richard Guenther <rguenther@suse.de>
9312 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9313 file will be created.
9314 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9315 * toplev.c (compile_file): Adjust comment.
9317 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9319 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9320 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9321 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9322 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9323 (sh_promote_function_mode): Fix typo.
9325 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9327 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9329 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9331 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9332 declaration arguments.
9334 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9336 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9337 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9338 (ix86_split_ashl): Ditto.
9339 (ix86_expand_vector_init_one_nonzero): Ditto.
9340 (ix86_expand_vector_set): Ditto.
9341 (ix86_expand_reduc_v4sf): Ditto.
9343 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9345 * explow.c (promote_function_mode): Remove assert.
9346 * config/sh/sh.c (sh_promote_function_mode): Declare.
9348 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9350 * config/pa/pa.c (pa_promote_function_mode): Declare.
9351 Change to static. Fix promote_mode call.
9353 * gthr-dce.h (CONST_CAST2): Define if not defined.
9354 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9356 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9358 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9360 * expr.c (store_constructor): Use promote_decl_mode. Remove
9361 now write-only variable unsignedp.
9362 (expand_expr_real_1): Use promote_decl_mode.
9363 * expr.h (promote_function_mode, promote_decl_mode): New.
9364 (promote_mode): Remove last argument.
9365 * function.c (assign_temp): Drop last argument of promote_mode.
9366 (assign_parm_find_data_types): Use promote_function_mode.
9367 (assign_parm_setup_reg): Likewise.
9368 (expand_function_end): Use promote_function_mode.
9369 * calls.c (initialize_argument_information): Use promote_function_mode.
9370 (precompute_arguments): Use promote_mode instead of checking if
9371 only PROMOTE_FUNCTION_MODE is defined.
9372 (expand_call): When making sibcall decisions, use promote_function_mode.
9373 Below, remove an if for targetm.calls.promote_function_return and
9374 and use promote_function_mode.
9375 (emit_library_call_value_1): Use promote_function_mode, fix bug
9376 where promote_mode was passed FOR_CALL == 0 for a return value in an
9378 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9379 * explow.c (promote_function_mode, promote_decl_mode): New.
9380 (promote_mode): Keep only the FOR_CALL == 0 case.
9381 * combine.c (setup_incoming_promotion): Remove test of
9382 promote_function_args. Use promote_function_mode.
9383 * stmt.c (expand_value_return): Use promote_decl_mode.
9384 (expand_decl): Use promote_decl_mode.
9386 * expr.c (store_constructor): Use promote_decl_mode. Remove
9387 now write-only variable unsignedp.
9388 (expand_expr_real_1): Use promote_decl_mode.
9389 * expr.h (promote_function_mode, promote_decl_mode): New.
9390 (promote_mode): Remove last argument.
9391 * function.c (assign_temp): Drop last argument of promote_mode.
9392 (assign_parm_find_data_types): Use promote_function_mode.
9393 (assign_parm_setup_reg): Likewise.
9394 (expand_function_end): Use promote_function_mode.
9395 * calls.c (initialize_argument_information): Use promote_function_mode.
9396 (precompute_arguments): Use promote_mode instead of checking if
9397 only PROMOTE_FUNCTION_MODE is defined.
9398 (expand_call): When making sibcall decisions, use promote_function_mode.
9399 Below, remove an if for targetm.calls.promote_function_return and
9400 and use promote_function_mode.
9401 (emit_library_call_value_1): Use promote_function_mode, fix bug
9402 where promote_mode was passed FOR_CALL == 0 for a return value in an
9404 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9405 * explow.c (promote_function_mode, promote_decl_mode): New.
9406 (promote_mode): Keep only the FOR_CALL == 0 case.
9407 * combine.c (setup_incoming_promotion): Remove test of
9408 promote_function_args. Use promote_function_mode.
9409 * stmt.c (expand_value_return): Use promote_decl_mode.
9410 (expand_decl): Use promote_decl_mode.
9412 * explow.c (promote_function_mode): Just call the target hook.
9413 * targhooks.c (default_promote_function_mode,
9414 default_promote_function_mode_always_promote): New.
9415 * targhooks.h (default_promote_function_mode,
9416 default_promote_function_mode_always_promote): Declare.
9417 * target.h (promote_function_args, promote_function_return): Remove.
9418 (promote_function_mode): New.
9419 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9420 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9421 (TARGET_PROMOTE_FUNCTION_MODE): New.
9422 (TARGET_CALLS): Adjust.
9423 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9424 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9426 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9427 * config/s390/s390.c (s390_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/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9433 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9434 with pointer handling.
9435 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9436 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9438 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9439 * config/sh/sh.c (sh_promote_function_mode): New.
9440 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9441 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9443 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9444 * config/cris/cris.c (cris_promote_function_mode): ... here.
9445 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9446 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9448 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9449 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9450 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9451 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9453 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9454 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9455 complex type handling.
9456 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9457 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9459 * config/pa/pa.c (pa_promote_function_mode): New.
9460 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9461 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9463 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9464 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9465 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9466 * config/xtensa/xtensa.c: Likewise.
9467 * config/stormy16/stormy16.c: Likewise.
9468 * config/iq2000/iq2000.c: Likewise.
9469 * config/rs6000/rs6000.c: Likewise.
9470 * config/picochip/picochip.c: Likewise.
9471 * config/arc/arc.c: Likewise.
9472 * config/mcore/mcore.c: Likewise.
9473 * config/score/score.c: Likewise.
9474 * config/mips/mips.c: Likewise.
9475 * config/bfin/bfin.c: Likewise.
9476 * config/ia64/ia64.c: Likewise (disabled though).
9478 * config/frv/frv.h: Remove pointless remark.
9480 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9481 TARGET_PROMOTE_FUNCTION_ARGS,
9482 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9483 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9485 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9487 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9488 -floop-parallelize-all.
9489 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9490 flag_loop_parallelize_all.
9491 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9492 * graphite.c (graphite_transform_loops): Same.
9494 * graphite-poly.c (apply_poly_transforms): Same.
9496 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9498 PR tree-optimization/40914
9499 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9500 if set, then check the delta field of the PMF record.
9501 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9502 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9503 call is stored in the delta.
9505 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9507 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9509 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9511 * config/i386/bsd.h (ASM_BYTE): New define.
9512 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9513 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9514 .byte. Use fputs or putc instead of fprintf where appropriate.
9515 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9516 fputs or putc instead of fprintf where appropriate.
9517 * config/i386/i386elf.h: Ditto.
9518 * config/i386/sysv4.h: Ditto.
9520 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9521 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9522 (*tls_global_dynamic_64): Ditto.
9524 2009-07-31 Christian Bruel <christian.bruel@st.com>
9526 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9528 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9530 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9531 Remove dead code for MINUS.
9533 2009-07-31 Anthony Green <green@moxielogic.com>
9535 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9537 (moxie_expand_epilogue): Ditto for epilogue.
9538 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9540 (moxie_function_arg): Ditto.
9541 (moxie_pass_by_reference): Ditto.
9542 (moxie_arg_partial_bytes): Ditto.
9543 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9544 (FUNCTION_ARG_ADVANCE) Ditto.
9545 (REG_PARM_STACK_SPACE) Ditto.
9546 (FUNCTION_ARG_REGNO_P) Dito.
9548 * config.gcc: Add moxie linux config support.
9549 * gcc/config/moxie/uclinux.h: New file.
9551 2009-07-31 DJ Delorie <dj@redhat.com>
9553 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9554 (UNSPECV_SP_SWITCH_E): New.
9555 (sp_switch_1): Change to an unspec.
9556 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9558 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9559 reference the new stack's address
9561 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9563 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9564 graphite-clast-to-gimple.o, graphite-dependences.o,
9565 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9566 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9567 (graphite-blocking.o,
9568 graphite-clast-to-gimple.o, graphite-dependences.o,
9569 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9570 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9571 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9572 * cfgloop.h (struct loop): Add can_be_parallel field.
9573 * common.opt (fgraphite-identity): Moved up.
9574 (fgraphite-force-parallel): New flag.
9575 * graphite.c: Rewrite.
9576 * graphite.h: Rewrite.
9577 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9579 * toplev.c (graphite_out_file): New file descriptor.
9580 (graphite_in_file): New.
9581 (process_options): flag_graphite_force_parallel cannot be used without
9583 * tree-ssa-loop.c: Include toplev.h.
9584 (gate_graphite_transforms): Enable flag_graphite for
9585 flag_graphite_force_parallel.
9587 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9589 * ChangeLog.graphite: New.
9590 * graphite-blocking.c: New.
9591 * graphite-clast-to-gimple.c: New.
9592 * graphite-clast-to-gimple.h: New.
9593 * graphite-dependences.c: New.
9594 * graphite-dependences.h: New.
9595 * graphite-interchange.c: New.
9596 * graphite-poly.c: New.
9597 * graphite-poly.h: New.
9598 * graphite-ppl.c: New.
9599 * graphite-ppl.h: New.
9600 * graphite-scop-detection.c: New.
9601 * graphite-scop-detection.h: New.
9602 * graphite-sese-to-poly.c: New.
9603 * graphite-sese-to-poly.h: New.
9607 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9609 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9610 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9612 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9614 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9615 (scev_is_linear_expression): Return false if the evolution is not
9616 affine multivariate.
9618 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9620 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9621 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9623 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9625 * tree-data-ref.c (debug_data_references): New.
9626 (debug_data_reference): New.
9627 * tree-data-ref.h (debug_data_references): Declared.
9628 (debug_data_reference): Declared.
9630 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9632 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9633 * tree-data-ref.h (scop_p): Removed.
9634 (struct data_reference): Remove field scop.
9636 (stmt_simple_memref_p): Removed.
9638 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9640 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9641 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9644 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9646 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9648 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9650 * doc/invoke.texi (-fgraphite-identity): Documented.
9652 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9654 * tree-scalar-evolution.c: Fix comment.
9655 (instantiate_scev_1): Return unknow from scev instantiation if the
9656 result is not above instantiate_below.
9658 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9660 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9661 static anymore. Instantiate the symbols that may have been introduced
9663 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9666 2009-07-30 DJ Delorie <dj@redhat.com>
9668 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9669 .vliw directive to VLIW sections.
9671 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9673 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9675 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9676 (AUTOHEADER): New variable.
9677 ($(srcdir)/cstamp-h.in): Use it.
9679 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9680 Pat Haugen <pthaugen@us.ibm.com>
9681 Revital Eres <ERES@il.ibm.com>
9683 * config/rs6000/vector.md (VEC_F): Add VSX support.
9687 (vector_load_<mode>): Ditto.
9688 (vector_store_<mode>): Ditto.
9689 (vector GPR move split): Ditto.
9690 (vec_reload_and_plus_<mptrsize>): Ditto.
9691 (vec_reload_and_reg_<mptrsize>): Ditto.
9692 (add<mode>3): Ditto.
9693 (sub<mode>3): Ditto.
9694 (mul<mode>3): Ditto.
9695 (neg<mode>2): Ditto.
9696 (abs<mode>2): Ditto.
9697 (smin<mode>3): Ditto.
9698 (smax<mode>3): Ditto.
9699 (vector_eq<mode>): Ditto.
9700 (vector_gt<mode>): Ditto.
9701 (vector_ge<mode>): Ditto.
9702 (vector_gtu<mode>): Ditto.
9703 (vector_select_<mode>_uns): Ditto.
9704 (vector_eq_<mode>_p): Ditto.
9705 (vector_gt_<mode>_p): Ditto.
9706 (vector_ge_<mode>_p): Ditto.
9707 (vector_gtu_<mode>_p): Ditto.
9708 (cr6_test_for_zero): Ditto.
9709 (cr6_test_for_zero_reverse): Ditto.
9710 (cr6_test_for_lt): Ditto.
9711 (cr6_test_for_lt_reverse): Ditto.
9712 (xor<mode>3): Ditto.
9713 (ior<mode>3): Ditto.
9714 (and<mode>3): Ditto.
9715 (one_cmpl<mode>2): Ditto.
9716 (nor<mode>2): Ditto.
9717 (andc<mode>2): Ditto.
9718 (float<VEC_int<mode>2): Ditto.
9719 (unsigned_float<VEC_int><mode>2): Ditto.
9720 (fix_trunc<mode><VEC_int>2): Ditto.
9721 (fixuns_trunc<mode><VEC_int>2): Ditto.
9723 (vec_set<mode>): Ditto.
9724 (vec_extract<mode>): Ditto.
9725 (vec_interleave_highv4sf): Ditto.
9726 (vec_interleave_lowv4sf): Ditto.
9727 (vec_realign_load_<mode>): Ditto.
9728 (vec_shl_<mode>): Ditto.
9729 (vec_shr_<mode>): Ditto.
9730 (div<mode>3): New patterns for VSX.
9731 (vec_interleave_highv2df): Ditto.
9732 (vec_interleave_lowv2df): Ditto.
9733 (vec_pack_trunc_v2df): Ditto.
9734 (vec_pack_sfix_trunc_v2df): Ditto.
9735 (vec_pack_ufix_trunc_v2df): Ditto.
9736 (vec_unpacks_hi_v4sf): Ditto.
9737 (vec_unpacks_lo_v4sf): Ditto.
9738 (vec_unpacks_float_hi_v4si): Ditto.
9739 (vec_unpacks_float_lo_v4si): Ditto.
9740 (vec_unpacku_float_hi_v4si): Ditto.
9741 (vec_unpacku_float_lo_v4si): Ditto.
9742 (movmisalign<mode>): Ditto.
9743 (vector_ceil<mode>2): New patterns for vectorizing math library.
9744 (vector_floor<mode>2): Ditto.
9745 (vector_btrunc<mode>2): Ditto.
9746 (vector_copysign<mode>3): Ditto.
9748 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9749 predicate for setting the high bit in each word, used for copysign.
9751 * config/rs6000/ppc-asm.h (f19): Whitespace.
9752 (f32-f63): Define if VSX.
9753 (v0-v31): Define if Altivec.
9754 (vs0-vs63): Define if VSX.
9756 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9758 * config/rs6000/power7.md: New file, provide tuning parameters for
9761 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9762 (rs6000_cpu_cpp_builtins): Ditto.
9763 (altivec_overloaded_builtins): Ditto.
9764 (altivec_resolve_overloaded_builtin): Ditto.
9766 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9767 debug switch to disable vectorizing simple math builtin
9770 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9771 Vectorize simple math builtin functions.
9772 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9773 hook to vectorize math builtins.
9774 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9775 (rs6000_builtin_conversion): Add VSX/power7 support.
9776 (rs6000_builtin_vec_perm): Ditto.
9777 (vsplits_constant): Add support for loading up a vector constant
9778 with just the high bit set in each part.
9779 (rs6000_expand_vector_init): Add VSX/power7 support.
9780 (rs6000_expand_vector_set): Ditto.
9781 (rs6000_expand_vector_extract): Ditto.
9782 (rs6000_emit_move): Ditto.
9783 (bdesc_3arg): Ditto.
9784 (bdesc_2arg): Ditto.
9785 (bdesc_1arg): Ditto.
9786 (rs6000_expand_ternop_builtin): Ditto.
9787 (altivec_expand_builtin): Ditto.
9788 (rs6000_expand_unop_builtin): Ditto.
9789 (rs6000_init_builtins): Ditto.
9790 (altivec_init_builtins): Ditto.
9791 (builtin_function_type): Ditto.
9792 (rs6000_common_init_builtins): Ditto.
9793 (rs6000_handle_altivec_attribute); Ditto.
9794 (rs6000_mangle_type): Ditto.
9795 (rs6000_vector_mode_supported_p): Ditto.
9796 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9799 * config/rs6000/vsx.md: New file for VSX support.
9801 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9802 identifing values with just the most significant bit set.
9803 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9804 vectorized builtins.
9806 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9807 (UNSPEC_VRFIM): Delete.
9808 (splitter for loading up vector with most significant bit): New
9809 splitter for vectorizing copysign.
9810 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9811 vectorizing simple math functions.
9812 (altivec_vrfip): Add support for vectorizing simple math functions.
9813 (altivec_vrfim): Ditto.
9814 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9816 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9817 (power7.md, vsx.md): Include for power7 support.
9818 (copysigndf3): Use VSX instructions if -mvsx.
9819 (negdf2_fpr): Ditto.
9820 (absdf2_fpr): Ditto.
9821 (nabsdf2_fpr): Ditto.
9822 (adddf3_fpr): Ditto.
9823 (subdf3_fpr): Ditto.
9824 (muldf3_fpr): Ditto.
9825 (divdf3_fpr): Ditto.
9826 (fix_truncdfdi2_fpr): Ditto.
9827 (cmpdf_internal1): Ditto.
9828 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9829 (btruncdf2, btruncdf2_fpr): Ditto.
9830 (ceildf2, ceildf2_fpr): Ditto.
9831 (floordf2, floordf2_fpr): Ditto.
9832 (floatdidf2, floatdidf2_fpr): Ditto.
9833 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9834 (fmsubdf4_fpr): Ditto.
9835 (fnmadddf4_fpr_1): Ditto.
9836 (fnmadddf4_fpr_2): Ditto.
9837 (fnmsubdf4_fpr_1): Ditto.
9838 (fnmsubdf4_fpr_2): Ditto.
9839 (fixuns_truncdfdi2): Add expander for VSX support.
9840 (fix_truncdfdi2): Ditto.
9841 (fix_truncdfsi2): Ditto.
9843 (btruncsf2): Whitespace.
9844 (movdf_hardfloat32): Add support for VSX registers.
9845 (movdf_softfloat32): Ditto.
9846 (movdf_hardfloat64): Ditto.
9847 (movdf_hardfloat64_mfpgpr): Ditto.
9848 (movdf_softfloat64): Ditto.
9849 (movti splitters): Add check for vector registers supporting
9850 TImode in the future.
9851 (bpermd): Add power7 bpermd instruction.
9853 * config/rs6000/altivec.h (vec_div): Define if VSX.
9857 (vec_nearbyint): Ditto.
9860 (all predicates): Use the generic builtin function, and not the V4SF
9861 specific function so that the predicates will work with VSX's V2DF.
9865 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9866 Document new VSX functions and types.
9868 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9871 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9872 "wa", and "j" constraints. Modify "v" to talk about Altivec
9873 instead of just vector.
9875 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9878 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9879 location for phi arguments.
9880 (rewrite_update_phi_arguments): Find locations for reaching defs.
9881 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9882 Add location to add_phi_arg calls.
9883 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9884 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9885 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9886 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9887 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9888 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9889 * tree-phinodes.c (make_phi_node): Initialize location.
9890 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9891 (add_phi_arg): Add location parameter.
9892 (remove_phi_arg_num): Move location when moving phi argument.
9893 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9895 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9896 slpeel_update_phi_nodes_for_guard1,
9897 slpeel_update_phi_nodes_for_guard2,
9898 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9899 vect_loop_versioning): Set locations.
9900 * tree-parloops.c (create_phi_for_local_result,
9901 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9902 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9903 * tree-vect-loop.c (get_initial_def_for_induction,
9904 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9906 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9907 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9908 (gimple_phi_arg_set_location): New. Set locus.
9909 (gimple_phi_arg_has_location): New. Check for locus.
9910 (redirect_edge_var_map_location): New. Return locus from var_map.
9911 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9912 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9913 combining PHI arguments.
9914 (cond_store_replacement): Set location.
9915 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9916 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9917 scop_add_exit_phis_edge): Add locations.
9918 * tree-cfgcleanup.c (remove_forwarder_block,
9919 remove_forwarder_block_with_phi): Add locations.
9920 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9921 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9923 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9924 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9925 flush_pending_stmts): Add source location.
9926 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9927 stack to preserve locations.
9928 * tree-vect-stmts.c (vectorizable_load): Add location.
9929 * tree-inline.c (copy_phis_for_bb): Copy locus.
9930 (setup_one_parameter): Add call locus to inlined parameter stmts.
9931 (initialize_inlined_parameters): Pass in call location as parameter
9933 (tree_function_versioning): Pass location to setup_one_parameter.
9934 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9935 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9936 copy and edge lists.
9937 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9938 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9939 locus parameter and override the stmt default if provided.
9940 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9941 elim_graph_add_edge, elim_graph_remove_succ_edge,
9942 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9943 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9944 eliminate_phi): Add locus info in elimination graph for each edge and
9946 (insert_backedge_copies): Copy locus if present.
9947 * tree-flow.h (struct _edge_var_map): Add locus field.
9948 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9949 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9950 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9952 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9954 2009-07-30 Martin Jambor <mjambor@suse.cz>
9956 PR tree-optimization/40570
9957 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9960 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9962 * ssa-loop-manip.c: Include langhooks.h.
9963 (rewrite_phi_with_iv): New.
9964 (rewrite_all_phi_nodes_with_iv): New.
9965 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9966 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9967 * tree-parloops.c (loop_parallel_p): Move out all conditions
9968 except dependency check.
9969 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9970 (gen_parallel_loop): Call canonicalize_loop_ivs without
9971 reduction_list argument.
9972 (build_new_reduction): New.
9973 (gather_scalar_reductions): New.
9974 (try_get_loop_niter): New.
9975 (try_create_reduction_list): New.
9976 (parallleize_loops): Change the parallel conditions check.
9977 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9978 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9980 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9982 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9984 * doc/options.texi (Option properties): Mention new quoting syntax.
9986 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9988 * config/alpha/alpha.c (alpha_start_function):
9989 Handle VMS_DEBUG_MAIN_POINTER
9990 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9991 * doc/invoke.texi: Document -mdebug-main switch.
9993 2009-07-29 Richard Henderson <rth@redhat.com>
9995 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9996 (cgraph_create_edge_including_clones): Likewise.
9997 * tree-inline.c (copy_bb): Operate on the correct edges
9998 when updating the callgraph.
10000 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10002 * config/alpha/vms-cc.c: Deleted.
10003 * config/alpha/vms-ld.c: Deleted.
10004 * config/alpha/t-vms64: Moved to config/vms
10005 * config/alpha/vms-crt0-64.c: Moved to config/vms
10006 * config/alpha/vms-crt0.c: Moved to config/vms
10007 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10008 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10009 * config/alpha/xm-vms.h: Moved to config/vms
10010 * config/alpha/x-vms: Moved to config/vms
10011 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10013 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10014 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10016 * config/vms/t-vms64: Moved here from config/alpha
10017 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10018 (argc,argv,envp): Enforce 32bit malloc'ing.
10019 * config/vms/vms-psxcrt0-64.c: Likewise.
10020 * config/vms/vms-crt0.c: Moved here from config/alpha.
10021 * config/vms/vms-psxcrt0.c: Likewise.
10022 * config/vms/vms-crtl-64.h: New file.
10023 * config/vms/vms-crtl.h: New file.
10024 * config/vms/vms.opt: New file.
10025 * config/vms/xm-vms64.h: New file.
10026 * config/vms/xm-vms.h: Moved here from config/alpha.
10027 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10029 * config/vms/x-vms: Moved here from config/alpha.
10030 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10031 (vms-ld.o, vms-cc.o): Removed.
10032 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10034 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10036 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10037 correct stack (obvious VMS fix).
10039 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10041 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10042 date, version info if VMS_DEBUGGING_INFO defined.
10043 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10044 size, date calculating code moved here.
10046 2009-07-29 Paul Brook <paul@codesourcery.com>
10048 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10051 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
10054 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
10055 to DImode when generating insq_le insn.
10057 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10059 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10060 New macro set for VMS_DEBUGGGING_INFO.
10061 (AT_string_form): Use it.
10063 2009-07-28 DJ Delorie <dj@redhat.com>
10065 * config/mep/mep.c (vtext_section): New.
10066 (vftext_section): New.
10067 (ftext_section): New.
10068 (mep_select_section): Add support for functions.
10069 (mep_unique_section): Likewise.
10070 (mep_asm_init_sections): Likewise.
10071 (mep_encode_section_info): Remove it from here.
10073 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
10075 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
10077 * tree.h (TREE_DEPRECATED): Document it is used for types too.
10078 (TYPE_VECTOR_OPAQUE): Use default_def_flag
10080 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10082 * dwarf2out.c (output_file_names): Test new macro
10083 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
10084 (add_comp_dir_attribute): Likewise.
10086 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
10088 * config/i386/mingw-w64.h (LINK_SPEC): Add
10089 separating space between commands.
10091 2009-07-28 Jan Hubicka <jh@suse.cz>
10093 PR tree-optimization/40759
10094 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
10097 2009-07-27 DJ Delorie <dj@redhat.com>
10099 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
10100 types are dword-aligned.
10101 (mep_expand_va_start): Likewise.
10103 2009-07-27 Olivier Hainque <hainque@adacore.com>
10104 Douglas B Rupp <rupp@gnat.com>
10106 * convert.c (convert_to_pointer): Don't assume the target
10107 pointer type is POINTER_SIZE long. Fetch its precision instead.
10109 2009-07-27 Douglas B Rupp <rupp@gnat.com>
10111 * system.h (fopen): Undefine if macro.
10113 2009-07-27 Jakub Jelinek <jakub@redhat.com>
10115 * dwarf2out.c (output_cfi_p): Removed.
10116 (output_cfis): New function.
10117 (output_fde): New function, split from output_call_frame_info.
10118 (output_call_frame_info): Use it.
10119 (dwarf2out_switch_text_section): Use output_cfis.
10121 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10123 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
10124 TARGET_BI_ARCH is specified without enabling SJLJ.
10125 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
10126 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
10128 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
10130 * arm.md (negdi2): Use DImode if forcing a value into a register.
10132 2009-07-26 Ira Rosen <irar@il.ibm.com>
10134 PR tree-optimization/40801
10135 * tree-vect-stmts.c (vectorizable_call): Get previous copy
10136 of vector operand from the previous copy of vector statement.
10137 Pass the correct definition type value to
10138 vect_get_vec_def_for_stmt_copy().
10140 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10142 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
10143 const char ** conversion.
10145 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10147 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
10148 fancy_abort() if !ENABLE_ASSERT_CHECKING.
10149 (gcc_unreachable): Invoke __builtin_unreachable() if
10150 !ENABLE_ASSERT_CHECKING.
10152 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10154 PR rtl-optimization/40445
10155 * emit-rtl.c (next_nonnote_insn_bb): New function.
10156 * rtl.h (next_nonnote_insn_bb): Declare new function.
10157 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
10158 with no successors that is the successor of the ENTRY_BLOCK.
10159 Continue from the top after removing an empty fallthrough block.
10160 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
10161 of next_nonnote_insn.
10163 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10165 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
10167 2009-07-25 Martin Jambor <mjambor@suse.cz>
10169 * c-common.c (c_common_attribute_table): New element for noclone.
10170 (handle_noclone_attribute): New function. Forward-declare.
10171 * tree-inline.c (tree_versionable_function_p): Check for noclone
10173 * doc/extend.texi (Labels as Values): Document need for noclone.
10174 (Function Attributes): Document noclone attribute.
10176 2009-07-25 Jakub Jelinek <jakub@redhat.com>
10178 PR rtl-optimization/34999
10179 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
10180 and dw_fde_switched_cold_to_hot fields.
10181 (output_cfi_p): New function.
10182 (output_call_frame_info): If fde->dw_fde_switched_sections,
10183 output 2 FDEs instead of one with corrupted header.
10184 (dwarf2out_do_cfi_startproc): New function.
10185 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
10186 and fde->dw_fde_switched_cold_to_hot.
10187 (dwarf2out_switch_text_section): Compute
10188 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
10189 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
10190 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
10191 Otherwise, compute fde->dw_fde_switch_cfi.
10193 2009-07-24 Cary Coutant <ccoutant@google.com>
10195 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
10197 2009-07-24 Cary Coutant <ccoutant@google.com>
10199 * cfghooks.c (split_block): Copy discriminator to new block.
10200 * tree-cfg.c (assign_discriminator): Check location of last
10201 instruction in block as well as first.
10203 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
10205 * config/i386/linux.c: Use fputs or putc instead of fprintf
10207 * config/i386/gas.h: Ditto.
10208 * config/i386/x86-64.h: Ditto.
10209 * config/i386/att.h: Ditto.
10211 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10213 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10216 2009-07-24 Martin Jambor <mjambor@suse.cz>
10218 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10219 (ipa_push_func_to_list_1): Declare.
10220 (ipa_push_func_to_list): New function.
10222 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10223 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10224 (ipa_push_func_to_list): Removed.
10225 (ipa_pop_func_from_list): Clear node_enqueued flag.
10227 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10229 * config/s390/s390.c (override_options): Default
10230 max-unrolled-insns to 100 for z10 tuning.
10232 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10234 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10235 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10236 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10237 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10238 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10239 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10240 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10242 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10244 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10245 use default set in mingw32.h header.
10246 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10247 64-bit /mingw/include path.
10248 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10251 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10253 PR rtl-optimization/40209
10254 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10256 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10258 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10259 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10260 with the rest of string where appropriate. Use fputs or putc
10261 instead of fprintf where appropriate.
10263 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10264 Pat Haugen <pthaugen@us.ibm.com>
10265 Revital Eres <ERES@il.ibm.com>
10267 * config/rs6000/vector.md: New file. Move most of the vector
10268 expander support here from altivec.md to allow for the VSX vector
10269 unit in the future. Add support for secondary_reload patterns.
10270 Rewrite the patterns for vector comparison, and vector comparison
10271 predicate instructions so that the RTL expresses the desired
10272 behavior, instead of using unspec.
10274 * config/rs6000/constraints.md ("f" constraint): Use
10275 rs6000_constraints to hold the precalculated register class.
10276 ("d" constraint): Ditto.
10277 ("wd" constraint): New constraint for VSX.
10278 ("wf" constraint): Ditto.
10279 ("ws" constraint): Ditto.
10280 ("wa" constraint): Ditto.
10281 ("wZ" constraint): Ditto.
10282 ("j" constraint): Ditto.
10284 * config/rs6000/predicates.md (vsx_register_operand): New
10286 (vfloat_operand): New predicate for vector.md.
10287 (vint_operand): Ditto.
10288 (vlogical_operand): Ditto.
10289 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10290 (easy_vector_constant): Add VSX support.
10291 (altivec_indexed_or_indirect_operand): New predicate for
10292 recognizing Altivec style memory references with AND -16.
10294 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10295 for vector secondary reload support.
10296 (rs6000_vector_reg_class): Delete, replacing it with
10297 rs6000_constraints.
10298 (rs6000_vsx_reg_class): Ditto.
10299 (rs6000_constraints): New array to hold the register classes of
10300 each of the register constraints that can vary at runtime.
10301 (builtin_mode_to_type): New static array for builtin function type
10303 (builtin_hash_table): New static hash table for builtin function
10305 (TARGET_SECONDARY_RELOAD): Define target hook.
10306 (TARGET_IRA_COVER_CLASSES): Ditto.
10307 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10308 registers are 128 bits if VSX memory reference instructions are used.
10309 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10310 unit is being used.
10311 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10312 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10313 Print several of the scheduling related parameters.
10314 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10315 rs6000_constraints instead of rs6000_vector_reg_class. Move
10316 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10317 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10318 Altivec. Add VSX support. Setup for secondary reload support on
10319 Altivec/VSX registers.
10320 (rs6000_override_options): Make power7 set the scheduling groups
10321 like the power5. Add support for new debug switches to override
10322 the scheduling defaults. Temporarily disable -mcpu=power7 from
10323 setting -mvsx. Add support for debug switches -malways-hint,
10324 -msched-groups, and -malign-branch-targets.
10325 (rs6000_buitlin_conversion): Add support for returning unsigned
10326 vector conversion functions to fix regressions due to stricter
10328 (rs6000_builtin_mul_widen_even): Ditto.
10329 (rs6000_builtin_mul_widen_odd): Ditto.
10330 (rs6000_builtin_vec_perm): Ditto.
10331 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10332 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10333 to zero a register.
10334 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10335 generated upstream.
10336 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10337 VSX types for bit operations. Changes to accomidate vector.md.
10338 (bdesc_2arg): Ditto.
10339 (bdesc_1arg): Ditto.
10340 (struct builtin_description_predicates): Rewrite predicate
10341 handling so that RTL describes the operation, instead of passing
10342 the instruction to be used as a string argument.
10343 (bdesc_altivec_preds): Ditto.
10344 (altivec_expand_predicate_builtin): Ditto.
10345 (altivec_expand_builtin): Ditto.
10346 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10347 statement for vsldoi support.
10348 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10349 (altivec_expand_st_builtin): Ditto.
10350 (paired_expand_builtin): Whitespace changes.
10351 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10352 builtin_mode_to_type table for secondary reload. Call
10353 builtin_function_type to build random builtin functions.
10354 (altivec_init_builtins): Change to use builtin_function_type to
10355 create builtin function types dynamically as we need them.
10356 (builtin_hash_function): New support for hashing the tree types
10357 for builtin function as we need it, rather than trying to build
10358 all of the trees that we need. Add initial preliminary VSX support.
10359 (builtin_function_type): Ditto.
10360 (builtin_function_eq): Ditto.
10361 (builtin_hash_struct): Ditto.
10362 (rs6000_init_builtins): Ditto.
10363 (rs6000_common_init_builtins): Ditto.
10364 (altivec_init_builtins): Ditto.
10365 (rs6000_common_init_builtins): Ditto.
10366 (enum reload_reg_type): New enum for simplifing reg classes.
10367 (rs6000_reload_register_type): Simplify register classes into GPR,
10368 Vector, and other registers. Altivec and VSX addresses in reload.
10369 (rs6000_secondary_reload_inner): Ditto.
10370 (rs6000_ira_cover_classes): New target hook, that returns the
10371 appropriate cover classes, based on -mvsx being used or not.
10372 (rs6000_secondary_reload_class): Add VSX support.
10373 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10374 (get_vsel_insn): Ditto.
10375 (rs6000_emit_vector_compare): Rewrite vector conditional support
10376 so that where we can, we use RTL operators, instead of blindly use
10378 (rs6000_emit_vector_select): Ditto.
10379 (rs6000_emit_vector_cond_expr): Ditto.
10380 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10381 (create_TOC_reference): Add -mdebug=addr support.
10382 (emit_frame_save): VSX loads/stores need register indexed addressing.
10384 * config/rs6000/rs6000.md: Include vector.md.
10386 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10388 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10389 support for V2DI, V2DF in logical, permute, select operations.
10391 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10392 switch for vsx/power7.
10393 (-mvsx-scalar-memory): Ditto.
10394 (-mvsx-align-128): Ditto.
10395 (-mallow-movmisalign): Ditto.
10396 (-mallow-df-permute): Ditto.
10397 (-msched-groups): Ditto.
10398 (-malways-hint): Ditto.
10399 (-malign-branch-targets): Ditto.
10401 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10403 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10404 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10405 (rs6000_vector_reg_class): Delete.
10406 (rs6000_vsx_reg_class): Ditto.
10407 (enum rs6000_reg_class_enum): New enum for the constraints that
10408 vary based on target switches.
10409 (rs6000_constraints): New array to hold the register class for all
10410 of the register constraints that vary based on the switches used.
10411 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10412 (enum rs6000_builtins): Add unsigned varients for the builtin
10413 declarations returned by target hooks for expanding multiplies,
10414 select, and permute operations. Add VSX builtins.
10415 (enum rs6000_builtin_type_index): Add entries for VSX.
10416 (V2DI_type_node): Ditto.
10417 (V2DF_type_node): Ditto.
10418 (unsigned_V2DI_type_node): Ditto.
10419 (bool_long_type_node): Ditto.
10420 (intDI_type_internal_node): Ditto.
10421 (uintDI_type_internal_node): Ditto.
10422 (double_type_internal_node): Ditto.
10424 * config/rs6000/altivec.md (whole file): Move all expanders to
10425 vector.md from altivec.md. Rename insn matching functions to be
10427 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10428 (altivec_vcmp*): Ditto.
10429 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10430 (VM): New iterator for moves that includes the VSX types.
10431 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10432 (altivec_vperm_<mode>_uns): New, for unsigned types.
10433 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10434 (altivec_eq<mode>): Ditto.
10435 (altivec_gt<mode>): Ditto.
10436 (altivec_gtu<mode>): Ditto.
10437 (altivec_eqv4sf): Ditto.
10438 (altivec_gev4sf): Ditto.
10439 (altivec_gtv4sf): Ditto.
10440 (altivec_vcmpbfp_p): Ditto.
10442 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10444 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10447 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10450 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10451 ASM_SHORT instead of .word.
10452 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10453 instead of .word in asm template.
10455 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10458 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10459 (process_bb_node_lives): Use it.
10461 * ira.c (setup_cover_and_important_classes): Don't setup
10462 ira_important_class_nums. Add cover classes to the end of
10464 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10466 (find_reg_class_closure): Use reorder_important_classes.
10468 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10470 * config/i386/i386.c (i386_ira_cover_classes): New function.
10471 (TARGET_IRA_COVER_CLASSES): Redefine.
10473 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10474 importance of order of cover classes in the array.
10476 2009-07-22 Diego Novillo <dnovillo@google.com>
10478 * tree-pass.h (TDF_EH): Define.
10479 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10480 contains TDF_EH, print the EH region number holding GS.
10481 * tree-dump.c (dump_options): Add "eh".
10482 * doc/invoke.texi: Document it.
10484 2009-07-22 Doug Kwan <dougkwan@google.com>
10486 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10488 2009-07-22 Michael Matz <matz@suse.de>
10490 PR tree-optimization/35229
10491 PR tree-optimization/39300
10493 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10494 (inhibit_phi_insertion): New function.
10495 (insert_into_preds_of_block): Call it for REFERENCEs.
10496 (init_pre): Initialize and finalize scalar evolutions.
10497 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10499 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10501 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10502 Use CONST_VECTOR_NUNITS to determine number of elements.
10504 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10506 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10507 (U, W): Constraints are now deprecated and will be removed if we
10508 run out of letters.
10509 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10511 ("prefetch"): Add the stcmh instruction for prefetching.
10512 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10514 (s390_short_displacement): Return always true if compiling for
10515 machines not providing the long displacement facility.
10516 (s390_mem_constraint): Support the new constraint letter Z.
10517 (s390_check_qrst_address): New function.
10519 2009-07-21 DJ Delorie <dj@redhat.com>
10521 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10524 2009-07-21 Jason Merrill <jason@redhat.com>
10526 * c-common.c (max_tinst_depth): Increase default to 1024.
10528 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10530 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10531 (vec_unpacku_float_lo_v4si): Ditto.
10533 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10536 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10537 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10538 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10539 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10541 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10543 PR tree-optimization/40813
10544 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10547 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10549 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10550 with a NOP_EXPR if needed.
10552 2009-07-21 Paul Brook <paul@codesourcery.com>
10554 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10555 Terminate debug dump with newline.
10557 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10559 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10560 Cast "1" to unsigned HOST_WIDE_INT.
10561 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10562 deposit length to the maximum length - lsb. Extend length if
10563 HOST_BITS_PER_WIDE_INT is 32.
10565 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10567 * cgraph.h (constant_pool_htab): New function.
10568 (constant_descriptor_tree): Move from varasm.c.
10569 * varasm.c (constant_pool_htab): New function.
10570 (constant_descriptor_tree): Move to cgraph.h.
10572 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10574 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10576 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10578 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10581 2009-07-20 Xinliang David Li <davidxl@google.com>
10583 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10585 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10587 * config/mips/mips.md (move_type): Add arith.
10588 (type): Handle arith.
10589 (zero_extendsidi2): Rename this into ...
10590 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10591 (zero_extendsidi2): New expander.
10592 (*zero_extendsidi2_dext): New pattern.
10594 2009-07-20 Nick Clifton <nickc@redhat.com>
10596 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10597 to set MIPS_ABI_DEFAULT.
10598 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10600 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10602 * tree-object-size.c (addr_object_size): Handle unions with
10603 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10605 PR tree-optimization/40792
10606 * tree.c (build_function_type_skip_args): Remove bogus assert.
10608 2009-07-20 Jan Hubicka <jh@suse.cz>
10609 Martin Jambor <mjambor@suse.cz>
10611 * cgraph.h (combined_args_to_skip): New field.
10612 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10613 combined_args_to_skip and args_to_skip.
10614 * tree-inline.c (update_clone_info): New function.
10615 (tree_function_versioning): Call update_clone_info.
10616 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10618 (cgraph_materialize_all_clones): More extensive dumping, working
10619 with combined_args_to_skip rather than args_to_skip.
10621 2009-07-20 Ira Rosen <irar@il.ibm.com>
10623 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10624 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10625 (get_initial_def_for_reduction): Likewise.
10626 (vectorizable_reduction): Skip the check of first operand in case
10627 of COND_EXPR. Add check that it is outer loop vectorization if
10628 nested cycle was detected. Call vectorizable_condition() for
10629 COND_EXPR. If reduction epilogue cannot be created do not fail for
10630 nested cycles (if it is not double reduction). Assert that there
10631 is only one type in the loop in case of COND_EXPR. Call
10632 vectorizable_condition() to vectorize COND_EXPR.
10633 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10634 Add parameters. Allow nested cycles if called from
10635 vectorizable_reduction(). Use reduction vector variable if provided.
10636 (vect_analyze_stmt): Call vectorizable_reduction() before
10637 vectorizable_condition().
10638 (vect_transform_stmt): Update call to vectorizable_condition().
10640 2009-07-20 Christian Bruel <christian.bruel@st.com>
10642 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10643 * doc/invoke.texi (-mfmovd): Likewise.
10644 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10646 2009-07-20 Jan Hubicka <jh@suse.cz>
10648 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10649 when handling SSA name.
10651 2009-07-19 Jan Hubicka <jh@suse.cz>
10653 PR tree-optimization/40676
10654 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10655 virtual PHIs in empty BBs.
10657 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10659 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10660 re-expanded the compound use gen_lowpart instead to convert to the
10663 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10665 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10666 OUTER_CONST arguments.
10667 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10668 the new wider mode will be masked off.
10669 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10671 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10673 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10674 high-order bits are zero.
10676 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10678 * combine.c (simplify_shift_const_1): Split code to determine
10679 shift_mode into ...
10680 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10681 new bits shifted in are identical to the old sign bit.
10683 2009-07-18 Richard Guenther <rguenther@suse.de>
10686 * gimplify.c (gimplify_call_expr): Reject code using results from
10687 functions returning void.
10689 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10691 * doc/md.texi: Document the new PowerPC "es" constraint.
10692 Document that "m" can include automodified addresses on this target,
10693 and explain how %U must be used. Extend the "Q" and "Z" documentation
10694 to suggest "es" as well as "m".
10695 * config/rs6000/constraints.md (es): New memory constraint.
10696 (Q, Z): Update strings to match new documentation.
10698 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10700 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10701 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10702 * config/rs6000/predicates.md (volatile_mem_operand): Use
10703 offsettable_nonstrict_memref_p.
10704 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10705 (*floatunssidf2_internal): Likewise.
10706 (*fix_truncdfsi2_internal): Likewise.
10707 (*fix_trunctfsi2_internal): Likewise.
10709 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10711 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10712 atmega32u2 devices.
10713 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10715 2009-07-17 Richard Guenther <rguenther@suse.de>
10718 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10719 (pass_warn_unused_result): Likewise.
10720 (TODO_set_props): Remove.
10721 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10723 (pass_diagnose_omp_blocks): Define.
10724 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10725 (c_gimple_diagnostics_recursively): Remove.
10726 (finish_function): Do not call it.
10727 (c_write_global_declarations): Continue after errors.
10728 Finalize the CU here.
10729 * c-gimplify.c (c_genericize): Do not gimplify here.
10730 * c-common.c (c_warn_unused_result): Move ...
10731 * tree-cfg.c (do_warn_unused_result): ... here.
10732 (run_warn_unused_result): New function.
10733 (gate_warn_unused_result): New function.
10734 (pass_warn_unused_result): New pass.
10735 * c-common.h (c_warn_unused_result): Remove.
10736 * flags.h (flag_warn_unused_result): Declare.
10737 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10738 * opts.c (flag_warn_unused_result): Initialize to false.
10739 * toplev.c (compile_file): Add comment.
10740 * omp-low.c (create_omp_child_function): Do not register
10741 the function with the frontend.
10742 (diagnose_omp_structured_block_errors): Prepare to be
10743 called as optimization pass.
10744 (gate_diagnose_omp_blocks): New function.
10745 (pass_diagnose_omp_blocks): New pass.
10746 * cgraph.h (cgraph_optimize): Remove.
10747 (cgraph_analyze_function): Likewise.
10748 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10749 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10750 before their parents here.
10751 (cgraph_finalize_function): Not here.
10752 (cgraph_analyze_function): Gimplify functions here.
10753 (cgraph_finalize_compilation_unit): Continue after errors.
10754 Optimize the callgraph from here.
10755 (cgraph_optimize): Make static.
10756 * langhooks.c (write_global_declarations): Finalize the CU.
10757 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10758 (gimplify_function_tree): Assert we gimplify only once.
10759 Set PROP_gimple_any property.
10760 * tree-nested.c (gimplify_all_functions): New function.
10761 (lower_nested_functions): Gimplify all nested functions.
10762 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10763 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10764 and pass_diagnose_omp_blocks after gimplification. Do not
10765 set TODO_set_props on all_lowering_passes.
10766 (execute_one_pass): Do not handle TODO_set_props.
10767 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10768 (gimplify.o): Add tree-pass.h dependency.
10769 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10770 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10771 (unsave_r): Likewise.
10772 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10773 temporary variable.
10775 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10777 * doc/service.texi (Service): Restore previously removed link,
10778 which isn't broken after all.
10780 2009-07-17 Richard Guenther <rguenther@suse.de>
10782 PR tree-optimization/40321
10783 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10784 PHI nodes to the maximal set.
10785 (make_values_for_phi): Add PHI arguments to the maximal set.
10786 (execute_pre): Dump PHI_GEN and the maximal set.
10788 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10791 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10794 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10796 * doc/extend.texi (Nested Functions): Replace broken link with
10798 * doc/service.texi (Service): Remove broken link.
10800 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10803 * builtins.c (expand_builtin_memcmp): Use loc instead of
10804 EXPR_LOCATION (exp).
10805 (expand_builtin_strncmp): Likewise.
10807 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10808 Manuel López-Ibáñez <manu@gcc.gnu.org>
10811 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10812 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10813 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10814 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10815 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10816 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10817 tree-inline.c, c-common.c, c-common.h, gimple.c,
10818 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10819 convert.c: Add location argument to fold_{unary,binary,ternary},
10820 fold_build[123], build_call_expr, build_size_arg,
10821 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10822 fold_build1_initializer, fold_build2_initializer,
10823 fold_build3_initializer, fold_build_call_array,
10824 fold_build_call_array_initializer, fold_single_bit_test,
10825 omit_one_operand, omit_two_operands, invert_truthvalue,
10826 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10827 combine_comparisons, fold_builtin_*, fold_call_expr,
10828 build_range_check, maybe_fold_offset_to_address, round_up,
10831 2009-07-16 Jason Merrill <jason@redhat.com>
10834 * c-common.c (c_common_reswords): Add __is_standard_layout
10836 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10837 * doc/implement-cxx.texi: New.
10838 * doc/gcc.texi: Include it.
10840 2009-07-16 DJ Delorie <dj@redhat.com>
10842 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10843 compares that may be indirectly affected by previous instructions.
10845 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10847 * builtins.c (do_mpc_arg2): New.
10848 (fold_builtin_2): Fold builtin cpow.
10849 * real.h (HAVE_mpc_pow): New.
10851 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10853 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10854 comparison to skip unprofitable schedule
10856 2009-07-16 Simon Baldwin <simonb@google.com>
10858 * gcc.c (option_map): New flag -no-canonical-prefixes.
10859 * (display_help): Print help text for new flag.
10860 * (process_command): Move options translation and language specifics
10861 and handle new flag early. Use it to set a function pointer to a
10862 prefix builder. Replace make_relative_prefix calls with calls to
10863 the function pointed to. Ignore new flag in regular options handling.
10864 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10866 2009-07-15 DJ Delorie <dj@redhat.com>
10868 * config/mep/mep.md (sibcall_internal): Change register to avoid
10869 argument registers.
10870 (sibcall_value_internal): Likewise.
10872 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10874 PR rtl-optimization/40710
10875 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10877 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10879 * config/mips/mips.md (*extenddi_truncate<mode>,
10880 *extendsi_truncate<mode>): Change type attribute to move_type
10881 with shift_shift. Split out code handling exts from here ...
10882 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10884 (*extendhi_truncateqi): Change type attribute to move_type with
10885 shift_shift. Split out code handling exts from here ...
10886 (*extendhi_truncateqi_exts): ... to this new pattern.
10888 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10890 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10891 instead of "and" with inverted sign bit mask value. Use
10892 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10893 Allocate registers only for operand 4 and operand 5.
10895 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10897 PR middle-end/40747
10898 * fold-const.c (fold_cond_expr_with_comparison): When folding
10899 < and <= to MIN, make sure the MIN uses the same type as the
10900 comparison's operands.
10902 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10904 * arm.md (ior_xor): New code iterator.
10905 (split for ior/xor with shift and zero-extend): New split pattern.
10906 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10908 2009-07-15 Richard Guenther <rguenther@suse.de>
10910 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10913 2009-07-15 Richard Guenther <rguenther@suse.de>
10915 PR middle-end/40753
10916 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10918 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10920 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10921 handle 2.6.30 kernel.
10923 2009-07-15 DJ Delorie <dj@redhat.com>
10925 * config/mep/mep.md (sibcall_internal): Change register to allow
10926 for 24-bit addresses.
10927 (sibcall_value_internal): Likewise.
10929 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10931 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10932 that are enabled/disabled by the flags introduced by a previous patch.
10934 2009-07-14 DJ Delorie <dj@redhat.com>
10936 * config/mep/mep.md (sibcall_internal): Include non-toggling
10938 (sibcall_value_internal): Likewise.
10940 2009-07-14 Taras Glek <tglek@mozilla.com>
10941 Rafael Espindola <espindola@google.com>
10943 * doc/sourcebuild.texi: Document install-plugin target.
10944 * configure.ac: Added install-plugin target to language makefiles.
10945 * configure: Regenerate.
10946 * Makefile.in (install-plugin): Install more headers,
10947 depend on lang.install-plugin.
10949 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10951 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10954 2009-07-14 DJ Delorie <dj@redhat.com>
10956 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10957 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10958 * config/mep/mep.md (sibcall_internal): Change test from
10959 mep_vliw_mode_match to mep_vliw_jmp_match.
10960 (sibcall_value_internal): Likewise.
10962 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10964 * config/i386/sse.md (copysign<mode>3): New expander.
10965 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10966 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10967 Use ix86_build_const_vector.
10968 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10969 IX86_BUILTIN_CPYSGNPD.
10970 (builtin_description): Add __builtin_ia32_copysignps and
10971 __builtin_ia32_copysignpd.
10972 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10973 and BUILT_IN_COPYSIGNF.
10975 2009-07-13 Jason Merrill <jason@redhat.com>
10977 * builtins.c (can_trust_pointer_alignment): New fn.
10978 (get_pointer_alignment): Factor it out from here.
10979 * tree.h: Declare it.
10981 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10983 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10986 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10990 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10992 2009-07-14 Richard Guenther <rguenther@suse.de>
10993 Andrey Belevantsev <abel@ispras.ru>
10995 PR middle-end/40745
10996 * cfgexpand.c (partition_stack_vars): Do not bother to update
10997 alias information when not optimizing.
10999 2009-07-14 Richard Guenther <rguenther@suse.de>
11000 Andrey Belevantsev <abel@ispras.ru>
11002 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11003 (pt_solution_set): Likewise.
11004 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
11005 * tree-ssa-structalias.c (pt_solution_set): New function.
11006 * final.c (rest_of_clean_state): Free SSA data structures.
11007 * print-rtl.c (print_decl_name): Remove.
11008 (print_mem_expr): Implement in terms of print_generic_expr.
11009 * alias.c (ao_ref_from_mem): New function.
11010 (rtx_refs_may_alias_p): Likewise.
11011 (true_dependence): Query alias-export info.
11012 (canon_true_dependence): Likewise.
11013 (write_dependence_p): Likewise.
11014 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11016 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11017 (mem_expr_equal_p): Use operand_equal_p.
11018 (set_mem_attributes_minus_bitpos): Do not use
11019 component_ref_for_mem_expr.
11020 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11021 (update_alias_info_with_stack_vars): Likewise.
11022 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11023 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11024 explicitly nor clear stmt operands.
11025 Free the decl-to-pointer map.
11026 * tree-optimize.c (execute_free_datastructures): Do not free
11027 SSA data structures here.
11028 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11029 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11030 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11032 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11034 2009-07-13 DJ Delorie <dj@redhat.com>
11036 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11037 unrolling at the right iteration count.
11039 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11042 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11044 * haifa-sched.c (rank_for_schedule): Introduced flags to
11045 enable/disable individual scheduling heuristics.
11046 * common.opt: Introduced flags to enable/disable individual
11047 heuristics in the scheduler.
11048 * doc/invoke.texi: Introduced flags to enable/disable individual
11049 heuristics in the scheduler.
11051 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
11053 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
11054 config/i386/mingw-tls.c.
11055 * config/i386/mingw-tls.c: Removed.
11057 2009-07-13 Ira Rosen <irar@il.ibm.com>
11059 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
11060 checks access only relevant statements.
11061 (vectorizable_reduction): Likewise.
11063 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
11065 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
11066 just for 32-bit case.
11068 2009-07-12 Jan Hubicka <jh@suse.cz>
11070 PR tree-optimization/40585
11071 * except.c (expand_resx_expr): When there already is resume
11072 instruction, produce linked list.
11073 (build_post_landing_pads): Assert that resume is empty.
11074 (connect_post_landing_pads): Handle resume lists.
11075 (dump_eh_tree): Dump resume list.
11077 2009-07-12 Ira Rosen <irar@il.ibm.com>
11079 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11080 with additional argument.
11081 * tree-vectorizer.h (enum vect_def_type): Add
11082 vect_double_reduction_def.
11083 (vect_is_simple_reduction): Add argument.
11084 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
11086 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
11087 vect_is_simple_reduction with additional argument.
11088 (vect_analyze_loop_operations): Handle exit phi nodes in case of
11090 (reduction_code_for_scalar_code): Handle additional codes by
11091 returning ERROR_MARK for them. Fix comment and indentation.
11092 (vect_is_simple_reduction): Fix comment, add argument to specify
11093 double reduction. Detect double reduction.
11094 (get_initial_def_for_induction): Fix indentation.
11095 (get_initial_def_for_reduction): Fix comment and indentation.
11096 Handle double reduction. Create initial definitions that do not
11097 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
11098 (vect_create_epilog_for_reduction): Fix comment, add argument to
11099 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
11100 epilogue result extraction. Create double reduction phi node and
11101 replace relevant uses.
11102 (vectorizable_reduction): Call vect_is_simple_reduction with
11103 additional argument. Fix indentation. Update epilogue code treatment
11104 according to the changes in reduction_code_for_scalar_code. Check
11105 for double reduction. Call vect_create_epilog_for_reduction with
11106 additional argument.
11107 * tree-vect-stmts.c (process_use): Handle double reduction, update
11109 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
11110 (vect_get_vec_def_for_operand): Likewise.
11112 2009-07-12 Danny Smith <dansmister@gmail.com>
11114 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
11115 dllexport if !TREE_PUBLIC.
11116 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
11118 2009-07-11 Anatoly Sokolov <aesok@post.ru>
11120 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
11121 (avr_extra_arch_macro) Remove declatation.
11122 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
11123 (avr_extra_arch_macro) Declare as static.
11124 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
11126 2009-07-11 Jan Hubicka <jh@suse.cz>
11128 PR middle-end/48388
11129 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
11131 2009-07-11 Jakub Jelinek <jakub@redhat.com>
11134 * dwarf2out.c (dw_fde_struct): Add in_std_section and
11135 cold_in_std_section bits.
11136 (dwarf2out_begin_prologue): Initialize them.
11137 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
11138 if already covered by text_section or cold_text_section range.
11140 PR rtl-optimization/40667
11141 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
11142 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
11143 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
11144 * config/i386/i386.c (ix86_minimum_alignment): New function.
11145 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
11146 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
11147 * emit-rtl.c (gen_reg_rtx): Likewise.
11148 * function.c (assign_parms): Likewise. If nominal_type needs
11149 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
11150 rather than passed_type's alignment.
11153 * function.c (assign_parm_setup_stack): Adjust
11154 MEM_OFFSET (data->stack_parm) if promoted_mode is different
11155 from nominal_mode on big endian.
11157 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
11159 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
11161 2009-07-10 DJ Delorie <dj@redhat.com>
11163 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
11165 2009-07-10 Mark Mitchell <mark@codesourcery.com>
11167 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
11169 (thumb2_cbnz): Likewise.
11171 2009-07-10 David Daney <ddaney@caviumnetworks.com>
11174 * config.gcc (supported_defaults): Add synci.
11175 (with_synci): Add validation.
11176 (all_defaults): Add synci.
11177 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
11180 * config/mips/mips.opt (msynci): New option.
11181 * config/mips/mips.c (mips_override_options): Warn on use of
11182 -msynci for targets that do now support it.
11183 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
11185 * gcc/doc/invoke.texi (-msynci): Document the new option.
11186 * doc/install.texi (--with-synci): Document the new option.
11188 2009-07-10 Richard Guenther <rguenther@suse.de>
11190 PR tree-optimization/40496
11191 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
11192 the PHI result with a compatible type.
11194 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11198 * c.opt (Wunused-result): New.
11199 * doc/invoke.texi: Document it.
11200 * c-common.c (c_warn_unused_result): Use it.
11202 2009-07-09 DJ Delorie <dj@redhat.com>
11204 * targhooks.c (default_target_can_inline_p): Rename from
11205 default_target_option_can_inline_p.
11206 * targhooks.h (default_target_can_inline_p): Likewise.
11207 * target-def.h (TARGET_CAN_INLINE_P): Rename from
11208 TARGET_OPTION_CAN_INLINE_P.
11209 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
11210 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
11211 (mep_target_can_inline_p): Rename from
11212 mep_target_option_can_inline_p.
11215 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11216 registers used to pass vectors.
11218 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11220 2009-07-09 Tom Tromey <tromey@redhat.com>
11222 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11223 * config/mmix/mmix.c: Include dwarf2.h.
11224 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11225 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11226 * config/sh/sh.c: Include dwarf2.h.
11227 * config/i386/i386.c: Include dwarf2.h.
11228 * Makefile.in (DWARF2_H): Remove 'elf'.
11229 * except.c: Include dwarf2.h.
11230 * unwind-dw2.c: Include dwarf2.h.
11231 * dwarf2out.c: Include dwarf2.h.
11232 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11233 * unwind-dw2-fde.c: Include dwarf2.h.
11234 * dwarf2asm.c: Include dwarf2.h.
11236 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11238 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11239 (max_issue): Use it.
11240 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11242 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11243 (region_sched_info): Update.
11244 * sched-ebb.c (ebb_sched_info): Update.
11245 * modulo-sched.c (sms_sched_info): Update.
11246 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11248 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11250 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11252 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11254 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11256 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11258 PR middle-end/40692
11259 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11260 arg1 with arg01 if arg1 is already INTEGER_CST.
11262 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11264 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11265 Transform (and (truncate)) into (truncate (and)).
11267 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11269 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11270 creating LHS paradoxical subregs. Fix surrounding returns to
11271 use NULL_RTX rather than 0.
11273 2009-07-08 DJ Delorie <dj@redhat.com>
11275 * config/mep/mep.c (mep_option_can_inline_p): New.
11276 (TARGET_OPTION_CAN_INLINE_P): Define.
11278 2009-07-08 Mark Wielaard <mjw@redhat.com>
11281 * dwarf2out.c (add_data_member_location_attribute): When we have
11282 only a constant offset don't emit a new location description using
11283 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11286 2009-07-08 Richard Henderson <rth@redhat.com>
11289 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11290 (enum reg_class): Add CLOBBERED_REGS.
11291 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11292 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11293 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11294 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11295 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11296 force 64-bit sibcalls into R11.
11297 * config/i386/constraints.md (U): New constraint.
11298 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11299 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11300 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11302 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11304 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11306 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11307 * ebitmap.h (dump_ebitmap): Ditto.
11308 * optabs.h (optab_libfunc): Ditto.
11309 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11310 * tree-flow.h (vect_can_force_dr_alignment_p,
11311 get_vectype_for_scalar_type): Ditto.
11312 (vectorize_loops): Move prototype to ...
11313 * tree-vectorizer.h: ... here. Also, adjust comment.
11314 (vect_set_verbosity_level): Remove duplicate prototype.
11315 * tree-ssa-loop.c: Include tree-vectorizer.h.
11316 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11318 2009-07-08 Nick Clifton <nickc@redhat.com>
11320 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11323 2009-07-08 DJ Delorie <dj@redhat.com>
11325 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11326 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11327 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11329 * config/mep/intrinsics.md: Regenerated.
11330 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11331 registers when asm() or calls are detected.
11333 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11336 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11338 * gimple (gimple_build_call_from_tree): Likewise.
11339 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11340 no_warning flag before warning.
11342 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11344 * tree.c (set_expr_locus): Remove.
11345 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11346 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11348 * gimplify.c (internal_get_tmp_var): Likewise.
11349 (gimplify_call_expr): Likewise.
11350 (gimplify_one_sizepos): Likewise.
11352 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11355 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11356 to variables for debugging purposes.
11358 2009-06-23 Mark Loeser <mark@halcy0n.com>
11361 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11363 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11365 * pretty-print.c (pp_base_format): Remove %J.
11366 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11367 gcc_cxxdiag_char_table): Likewise.
11368 (init_dynamic_diag_info): Likewise.
11370 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11372 * pretty-print.c (pp_base_format): Remove %H.
11373 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11374 gcc_cxxdiag_char_table): Likewise.
11375 (init_dynamic_diag_info): Likewise.
11376 * config/mep/mep.c (mep_select_section): Likewise.
11378 2009-07-07 Duncan Sands <baldrick@free.fr>
11380 * final.c (pass_clean_state): Give the pass a name.
11381 * passes.c (pass_rest_of_compilation): Likewise.
11382 * tree-optimize.c (pass_all_optimizations): Likewise.
11384 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11386 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11387 an extra 'decl' for error_at.
11389 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11391 PR middle-end/40669
11392 * tree-tailcall.c (adjust_return_value_with_ops,
11393 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11394 if it has complex or vector type.
11396 2009-07-07 Olivier Hainque <hainque@adacore.com>
11398 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11401 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11403 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11405 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11407 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11408 * c-decl.c: Likewise.
11409 * function.c: Likewise.
11410 * varasm.c: Likewise.
11411 * tree-ssa.c: Likewise.
11412 * c-common.c: Likewise.
11413 * tree-cfg.c: Likewise.
11414 * config/spu/spu.c: Likewise.
11415 * config/ia64/ia64.c: Likewise.
11416 * config/v850/v850.c: Likewise.
11418 2009-07-06 DJ Delorie <dj@redhat.com>
11420 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11421 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11422 unspecified accesses to control registers.
11423 * config/mep/intrinsics.md: Regenerate.
11424 * config/mep/intrinsics.h: Regenerate.
11425 * config/mep/mep-intrin.h: Regenerate.
11427 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11429 * c-lex.c: Replace %H by an explicit location. Update all calls.
11430 * c-common.c: Likewise.
11431 * c-decl.c: Likewise.
11432 * c-typeck.c: Likewise.
11433 * fold-const.c: Likewise.
11434 * gimplify.c: Likewise.
11435 * stmt.c: Likewise.
11436 * tree-cfg.c: Likewise.
11437 * tree-ssa-loop-niter.c: Likewise.
11438 * tree-vrp.c: Likewise.
11439 * value-prof.c: Likewise.
11441 2009-07-06 Diego Novillo <dnovillo@google.com>
11443 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11444 if it has one. Handle cases where VAR does not have an
11445 annotation or cfun is NULL.
11447 2009-07-06 Diego Novillo <dnovillo@google.com>
11449 * tree.c: Include debug.h.
11450 (initialize_tree_contains_struct): New.
11451 (init_ttree): Call it.
11452 (tree_node_structure_for_code): Factor out of ...
11453 (tree_node_structure): ... here.
11454 * treestruct.def (TS_PHI_NODE): Remove.
11455 (TS_GIMPLE_STATEMENT): Remove.
11457 2009-07-06 Diego Novillo <dnovillo@google.com>
11459 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11460 (debug_tree_chain): Handle cycles.
11462 2009-07-06 Nick Clifton <nickc@redhat.com>
11463 DJ Delorie <dj@redhat.com>
11465 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11466 __FMOVD_ENABLED__ is defined.
11468 (TARGET_FMOVD): Provide a default definition.
11469 (MASK_FMOVD): Likewise.
11470 (TARGET_CPU_CPP_BUILTINS): Define
11471 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11472 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11473 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11474 (split for DF load from memory into register): Also handle
11475 MEMs which consist of REG+DISP addressing.
11476 (split for DF store from register to memory): Likewise.
11477 (movsf_ie): Always use single fp_mode.
11478 * config/sh/sh.c (sh_override_options): Do not automatically
11479 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11480 that to the -mfmovd command line switch.
11481 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11482 (fldi_ok): Always allow.
11483 * config/sh/sh.opt (mfmovd): Remove this switch.
11484 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11486 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11487 Kaz Kojima <kkojima@gcc.gnu.org>
11489 PR rtl-optimization/30807
11490 * postreload.c (reload_combine): For every new use of REG_SUM,
11491 record the use of BASE.
11493 2009-07-06 Jan Hubicka <jh@suse.cz>
11495 * params.def: Revert my accidental commit at 2009-06-30.
11497 2009-07-04 Ian Lance Taylor <iant@google.com>
11500 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11502 (mingw_format_attribute_overrides): Likewise.
11504 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11507 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11508 don't check cfa.reg. Instead of cfa.indirect use
11509 fde && fde->drap_reg != INVALID_REGNUM test.
11511 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11513 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11515 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11518 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11520 2009-07-03 Richard Guenther <rguenther@suse.de>
11522 PR tree-optimization/40640
11523 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11526 2009-07-03 Jan Hubicka <jh@suse.cz>
11528 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11529 for size, reduce amount of inlining.
11531 2009-07-03 Richard Guenther <rguenther@suse.de>
11533 PR middle-end/34163
11534 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11535 if t +- x is known to not overflow and the conversion widens the
11537 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11539 2009-07-03 Jan Hubicka <jh@suse.cz>
11541 * ipa-pure-const.c (analyze): Update loop optimizer init.
11542 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11543 try_remove_empty_loop, remove_empty_loops): Remove.
11544 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11545 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11546 to mark regular loops as neccesary.
11547 (degenerate_phi_p): New function.
11548 (propagate_necessity, remove_dead_phis): Use it.
11549 (forward_edge_to_pdom): Likewise.
11550 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11551 virtual PHI nodes that became unreachable.
11552 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11553 * tree-flow.h (remove_empty_loops): Remove.
11554 * passes.c (init_optimization_passes): Remove.
11556 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11558 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11559 can_create_pseudo_p.
11560 (*fix_trunc<mode>_i387_1): Ditto.
11561 (*floathi<mode>2_1): Ditto.
11562 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11563 (*fistdi2_1): Ditto.
11564 (*fist<mode>2_1): Ditto.
11565 (frndintxf2_floor): Ditto.
11566 (*fist<mode>2_floor_1): Ditto.
11567 (frndintxf2_ceil): Ditto.
11568 (*fist<mode>2_ceil_1): Ditto.
11569 (frndintxf2_trunc): Ditto.
11570 (frndintxf2_mask_pm): Ditto.
11571 (fxam<mode>2_i387_with_temp): Ditto.
11572 * config/i386/sse.md (mulv16qi3): Ditto.
11573 (*sse2_mulv4si3): Ditto.
11575 (sse4_2_pcmpestr): Ditto.
11576 (sse4_2_pcmpistr): Ditto.
11578 2009-07-03 Jan Hubicka <jh@suse.cz>
11580 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11581 (mark_stmt_necessary): Set it.
11582 (mark_operand_necessary): Set it.
11583 (mark_control_dependent_edges_necessary): Set it.
11584 (mark_virtual_phi_result_for_renaming): New function.
11585 (get_live_post_dom): New function.
11586 (forward_edge_to_pdom): New function.
11587 (remove_dead_stmt): Fix handling of control dependences.
11588 (tree_dce_init): Init new bitmap.
11589 (tree_dce_done): Free it.
11591 2009-07-02 Richard Guenther <rguenther@suse.de>
11594 * tree-ssa-structalias.c (new_var_info): Initialize
11597 2009-07-02 Jan Hubicka <jh@suse.cz>
11599 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11602 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11604 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11605 instead of recomputing it. Adjust calls.
11606 (emit_store_flag): Adjust recursive calls.
11608 2009-07-02 Richard Guenther <rguenther@suse.de>
11610 * tree-ssa-live.c (remove_unused_locals): Do not remove
11612 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11613 of DECL_EXTERNAL for HEAP variables.
11614 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11615 HEAP variables. Do not adjust RESTRICT vars.
11616 (find_what_var_points_to): Nobody cares if something
11617 points to READONLY.
11619 2009-07-02 Ben Elliston <bje@au.ibm.com>
11621 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11622 pc_low and pc_high declarations to the top of the function.
11624 2009-07-01 DJ Delorie <dj@redhat.com>
11626 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11627 registers as fixed.
11628 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11629 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11630 unspecified accesses to control registers.
11631 * config/mep/intrinsics.md: Regenerate.
11632 * config/mep/intrinsics.h: Regenerate.
11633 * config/mep/mep-intrin.h: Regenerate.
11635 2009-07-01 Anthony Green <green@moxielogic.com>
11637 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11638 instruction when possible.
11639 (moxie_expand_prologue): Ditto. Also, save an instruction and
11640 some complexity by popping off of $r12 instead of $sp.
11641 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11644 2009-07-01 Richard Henderson <rth@redhat.com>
11647 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11648 contained no insns, reposition note before last insn.
11650 2009-07-01 Richard Henderson <rth@redhat.com>
11653 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11654 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11656 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11659 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11660 darwin9 for printing reg addresses with %y.
11662 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11664 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11665 truncation from operands in binary operations.
11667 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11670 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11671 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11672 subreg of op0 to the original op0.
11674 * expmed.c (store_bit_field_1): Use a temporary as the destination
11675 instead of a paradoxical subreg when we need to truncate the result.
11677 2009-07-01 DJ Delorie <dj@redhat.com>
11679 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11680 names to VLIW variants.
11681 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11682 * config/mep/intrinsics.md: Regenerate.
11683 * config/mep/intrinsics.h: Regenerate.
11684 * config/mep/mep-intrin.h: Regenerate.
11686 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11689 * jump.c (returnjump_p): Revert last patch.
11690 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11692 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11695 * pa.md (casesi32p): Use jump table label to determine the offset
11697 (casesi64p): Likewise.
11699 * pa.c (forward_branch_p): Return bool type. Use instruction
11700 addresses when available. Assert that INSN has a jump label.
11701 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11704 2009-07-01 Richard Guenther <rguenther@suse.de>
11706 PR tree-optimization/19831
11707 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11708 that only act as barriers do not make any previous stores necessary.
11709 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11710 HEAP variables global, do not add a constraint from nonlocal.
11711 (find_func_aliases): Handle escapes through return statements.
11712 (compute_points_to_sets): Make escaped HEAP variables global.
11714 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11717 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11718 after reducing a DImode cstore to SImode.
11720 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11722 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11723 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11725 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11727 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11728 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11730 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11731 and umod_optab if TARGET_BSD_DIVMOD.
11732 * config/vax/lib1funcs.asm: New file.
11733 * config/vax/t-linux: New file.
11734 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11736 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11739 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11740 to type arguments that have void type.
11743 * dwarf2out.c (gen_formal_parameter_die): Call
11744 equate_decl_number_to_die if node is different from origin.
11746 2009-06-30 Anthony Green <green@moxielogic.com>
11748 Clean up moxie port for --enable-build-with-cxx.
11749 * config/moxie/moxie.c (moxie_function_value): First two
11750 parameters are const_tree, not tree.
11751 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11752 (REG_CLASS_NAMES): Ditto.
11753 (REGNO_REG_CLASS): Ditto.
11754 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11755 (moxie_function_value): Fix constyness of arguments.
11757 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11759 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11760 finalize_size_functions before further processing.
11761 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11762 (variable_size): Call self_referential_size on size expressions
11763 that contain a PLACEHOLDER_EXPR.
11764 (size_functions): New static variable.
11765 (copy_self_referential_tree_r): New static function.
11766 (self_referential_size): Likewise.
11767 (finalize_size_functions): New global function.
11768 * tree.c: Include tree-inline.h.
11769 (push_without_duplicates): New static function.
11770 (find_placeholder_in_expr): New global function.
11771 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11773 <tcc_expression>: Likewise.
11774 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11775 the call in the expression.
11776 * tree.h (finalize_size_functions): Declare.
11777 (find_placeholder_in_expr): Likewise.
11778 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11779 (substitute_placeholder_in_expr): Update comment.
11780 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11782 (copy_tree_body_r): Likewise.
11783 (copy_tree_body): New static function.
11784 (maybe_inline_call_in_expr): New global function.
11785 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11786 (maybe_inline_call_in_expr): Declare.
11787 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11788 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11791 2009-06-30 Richard Guenther <rguenther@suse.de>
11793 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11795 (propagate_necessity): Do not mark reaching defs of stores
11798 2009-06-30 Jan Hubicka <jh@suse.cz>
11800 * cfgloopanal.c (check_irred): Move into ...
11801 (mark_irreducible_loops): ... here; return true if ireducible
11803 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11804 (analyze_function): Try to prove loop finiteness.
11805 * cfgloop.h (mark_irreducible_loops): Update prototype.
11806 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11808 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11810 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11812 2009-06-30 Ira Rosen <irar@il.ibm.com>
11814 PR tree-optimization/40542
11815 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11818 2009-06-30 Martin Jambor <mjambor@suse.cz>
11820 PR tree-optimization/40582
11821 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11822 than useless_type_conversion_p.
11823 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11826 2009-06-30 Martin Jambor <mjambor@suse.cz>
11828 PR middle-end/40554
11829 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11831 2009-06-30 Richard Guenther <rguenther@suse.de>
11833 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11834 use ao_ref references.
11835 (walk_aliased_vdefs): Likewise.
11836 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11837 * tree-ssa-dce.c (struct ref_data): Remove.
11838 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11839 (mark_aliased_reaching_defs_necessary): Adjust.
11840 (mark_all_reaching_defs_necessary_1): Likewise.
11842 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11845 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11846 (emit_store_flag_1): Extract from emit_store_flag, adjust
11847 calls to (what now is) emit_cstore.
11848 (emit_store_flag): Call emit_store_flag_1 and also use it
11849 for what used to be recursive calls.
11851 2009-06-30 Wei Guozhi <carrot@google.com>
11854 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11855 if the target bb post dominates from bb.
11856 * config/i386/i386.c (memory_address_length): Check existence of base
11857 register before using it.
11859 2009-06-30 Nick Clifton <nickc@redhat.com>
11860 DJ Delorie <dj@redhat.com>
11862 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11863 __FMOVD_ENABLED__ is defined.
11865 (TARGET_FMOVD): Provide a default definition.
11866 (MASK_FMOVD): Likewise.
11867 (TARGET_CPU_CPP_BUILTINS): Define
11868 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11869 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11870 two fmov instructions depending upon whether TARGET_FMOVD is
11872 (split for DF load from memory into register): Also handle
11873 MEMs which consist of REG+DISP addressing.
11874 (split for DF store from register to memory): Likewise.
11875 * config/sh/sh.opt (mfmovd): Remove this switch.
11876 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11877 * config/sh/sh.c (sh_override_options): Do not automatically
11878 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11879 that to the -mfmovd command line switch.
11881 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11883 (fldi_ok): Always allow.
11884 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11886 2009-06-29 DJ Delorie <dj@redhat.com>
11888 * doc/install.texi (mep-x-elf): Correct chip's full name.
11890 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11892 * doc/extend.texi: Fix typo.
11894 2009-06-29 Tom Tromey <tromey@redhat.com>
11896 * dwarf2.h: Remove.
11897 * Makefile.in (DWARF2_H): New variable.
11898 (except.o): Use it.
11899 (dwarf2out.o): Likewise.
11900 (dwarf2asm.o): Likewise.
11901 * config/i386/t-i386: Use DWARF2_H.
11902 * except.c: Include elf/dwarf2.h.
11903 * unwind-dw2.c: Include elf/dwarf2.h.
11904 * dwarf2out.c: Include elf/dwarf2.h.
11905 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11906 <dtprel>: New field.
11907 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11908 (size_of_loc_descr): Likewise.
11909 (output_loc_operands_raw): Likewise.
11910 (output_loc_operands): Handle new dtprel field.
11911 (loc_checksum): Update.
11912 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11913 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11914 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11915 * dwarf2asm.c: Include elf/dwarf2.h.
11916 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11917 * config/mmix/mmix.c: Include elf/dwarf2.h.
11918 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11919 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11920 * config/sh/sh.c: Include elf/dwarf2.h.
11921 * config/i386/i386.c: Include elf/dwarf2.h.
11923 2009-06-29 DJ Delorie <dj@redhat.com>
11925 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11927 * doc/extend.texi: Add MeP attributes and pragmas.
11928 * doc/invoke.text: Add MeP Options.
11929 * doc/contrib.texi: Add MeP contribution.
11930 * doc/md.texi: Add MeP constraints.
11931 * doc/install.texi: Add MeP target.
11933 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11935 * target.h (struct gcc_target): Add frame_pointer_required field.
11936 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11937 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11938 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11940 * reload1.c (update_eliminables): (Ditto.).
11941 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11942 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11943 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11945 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11947 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11948 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11949 (arm_frame_pointer_required): New function.
11951 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11952 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11953 (avr_frame_pointer_required_p): Declare as static.
11954 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11956 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11957 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11958 (bfin_frame_pointer_required): Make as static, change return type
11960 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11962 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11963 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11964 (cris_frame_pointer_required): New function.
11966 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11968 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11969 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11970 (fr30_frame_pointer_required): New function.
11972 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11973 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11974 (frv_frame_pointer_required): Make as static, change return type
11976 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11978 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11979 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11980 (ix86_frame_pointer_required): Make as static, change return type to
11982 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11984 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11985 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11987 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11989 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11991 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11993 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11994 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11995 (mips_frame_pointer_required): Make as static.
11996 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11998 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11999 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12000 (mmix_frame_pointer_required): Mew function.
12002 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
12003 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12005 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12007 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12009 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12011 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12012 (CAN_ELIMINATE): Redefine.
12013 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12014 (sparc_frame_pointer_required): New function.
12015 (sparc_can_eliminate): New function.
12016 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12018 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12019 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12021 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12022 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12023 (xtensa_frame_pointer_required): Make as static, change return type
12025 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12028 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12030 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12031 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12032 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12033 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12034 (register_callback): Handle PLUGIN_START_UNIT.
12035 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12037 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12039 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12041 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12042 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12044 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12046 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12049 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12051 * doc/extend.texi (Additional Floating Types): __float128 is also
12052 supported on i386 targets.
12054 2009-06-29 Richard Guenther <rguenther@suse.de>
12056 PR middle-end/14187
12057 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12059 (pt_solutions_same_restrict_base): Declare.
12060 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
12062 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
12063 (make_constraint_from, make_copy_constraint): Move earlier.
12064 (make_constraint_from_heapvar): New function.
12065 (make_constraint_from_restrict): Likewise.
12066 (handle_lhs_call): Use it.
12067 (find_func_aliases): Use it to track conversions to restrict
12068 qualified pointers.
12069 (struct fieldoff): Add only_restrict_pointers flag.
12070 (push_fields_onto_fieldstack): Initialize it.
12071 (create_variable_info_for): Track global restrict qualified pointers.
12072 (intra_create_variable_infos): Use make_constraint_from_heapvar.
12073 Track restrict qualified pointer arguments.
12074 (set_uids_in_ptset): Use varinfo is_global_var flag.
12075 (find_what_var_points_to): Set the vars_contains_restrict flag.
12076 Always create the points-to solution for sets including restrict tags.
12077 (pt_solutions_same_restrict_base): New function.
12078 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
12079 qualified pointers use pt_solutions_same_restrict_base as
12080 additional source for disambiguation.
12082 2009-06-29 Richard Guenther <rguenther@suse.de>
12084 PR middle-end/38212
12085 * alias.c (find_base_decl): Remove.
12086 (get_deref_alias_set_1): Remove restrict handling.
12087 * c-common.c (c_apply_type_quals_to_decl): Do not set
12088 DECL_POINTER_ALIAS_SET.
12089 * gimplify.c (find_single_pointer_decl_1): Remove.
12090 (find_single_pointer_decl): Likewise.
12091 (internal_get_tmp_var): Remove restrict handling.
12092 (gimple_regimplify_operands): Likewise.
12093 * omp-low.c (expand_omp_atomic_pipeline): Do not set
12094 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
12095 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
12096 * tree.c (restrict_base_for_decl): Remove.
12097 (init_ttree): Do not allocate it.
12098 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
12099 LABEL_DECL_UID for label decls.
12100 (copy_node_stat): Do not copy restrict information.
12101 (decl_restrict_base_lookup): Remove.
12102 (decl_restrict_base_insert): Likewise.
12103 (print_restrict_base_statistics): Likewise.
12104 (dump_tree_statistics): Do not call print_restrict_base_statistics.
12105 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
12106 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
12107 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
12108 (LABEL_DECL_UID): Adjust.
12109 (DECL_BASED_ON_RESTRICT_P): Remove.
12110 (DECL_GET_RESTRICT_BASE): Likewise.
12111 (SET_DECL_RESTRICT_BASE): Likewise.
12112 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
12114 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
12115 instead of DECL_POINTER_ALIAS_SET.
12116 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12117 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
12118 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
12120 2009-06-29 Richard Guenther <rguenther@suse.de>
12122 PR tree-optimization/40579
12123 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
12124 the IL to simplify has constants that overflowed.
12126 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
12128 PR tree-optimization/40550
12129 * tree-vect-generic.c (expand_vector_operations_1): Compute in
12130 vector_compute_type only when the size of vector_compute_type is
12131 less than the size of type.
12133 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
12135 * fold-const.c (contains_label_1): Fix comments.
12136 (contains_label_p): Do not walk trees multiple time.
12138 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12140 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
12141 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
12142 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
12143 ix86_fp_comparison_operator.
12144 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
12145 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
12146 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
12147 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
12148 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
12149 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
12150 (related splits): Change predicate to ix86_fp_comparison_operator.
12151 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
12152 instead of ix86_fp_comparison_codes.
12153 (ix86_trivial_fp_comparison_operator,
12154 ix86_fp_comparison_operator): New.
12155 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
12156 (ix86_expand_compare): Eliminate last two parameters.
12157 (ix86_fp_jump_nontrivial_p): Kill.
12158 * config/i386/i386.c (put_condition_code): Eliminate call to
12159 ix86_fp_comparison_codes and subsequent assertion.
12160 (ix86_fp_comparison_codes): Eliminate.
12161 (ix86_fp_swap_condition): New.
12162 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
12163 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
12164 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
12165 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
12166 and ix86_fp_swap_condition.
12167 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
12168 Use ix86_fp_comparison_strategy.
12169 (ix86_expand_compare): Likewise. Eliminate last two arguments.
12170 (ix86_fp_jump_nontrivial_p): Eliminate.
12171 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
12172 call to ix86_expand_compare.
12173 (ix86_split_fp_branch, ix86_expand_setcc,
12174 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
12175 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
12177 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12179 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
12180 related to jump_clobbers.
12181 * config/arm/arm.md (conds): Remove jump_clob case.
12182 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
12183 splits): Change comparison_operator to arm_comparison_operator.
12184 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
12187 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12189 * dojump.c (do_compare_rtx_and_jump): Try swapping the
12190 condition for floating point modes.
12191 * expmed.c (emit_store_flag_1): Move here a bigger part
12192 of emit_store_flag.
12193 (emit_store_flag): Try swapping the condition for floating point
12195 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
12197 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12199 * expr.c (expand_expr_real_1): Just use do_store_flag.
12200 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
12201 emit_store_flag_force.
12202 * expmed.c (emit_store_flag_force): Copy here trick
12203 previously in expand_expr_real_1. Try reversing the comparison.
12204 (emit_store_flag_1): Work if target is NULL.
12205 (emit_store_flag): Work if target is NULL, using the result mode
12206 from the comparison. Use split_comparison, restructure final part
12207 to simplify conditionals.
12209 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12211 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
12212 * dojump.c (do_jump): Change handling of floating-point
12213 ops to use just do_compare_and_jump.
12214 (split_comparison): New.
12215 (do_compare_rtx_and_jump): Add here logic coming previously
12216 in do_jump, using split_comparison.
12218 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12221 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12223 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12225 * tree-ssa-alias.c: Fix unintentional commit.
12227 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12229 * passes.c (execute_one_pass): Fix unintentional commit.
12231 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12233 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12234 (df_rd_local_compute, df_md_local_compute): Inline them.
12236 (df_md_scratch): New.
12237 (df_md_alloc, df_md_free): Allocate/free it.
12238 (df_md_local_compute): Only include live registers in init.
12239 (df_md_transfer_function): Prune the in-set computed by
12240 the confluence function, and the gen-set too.
12242 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12244 PR rtl-optimization/26854
12245 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12246 * df-problems.c (df_rd_add_problem): Fix comment.
12247 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12248 df_md_simulate_artificial_defs_at_top,
12249 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12250 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12251 df_md_transfer_function, df_md_init, df_md_confluence_0,
12252 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12253 problem_MD, df_md_add_problem): New.
12254 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12255 df_md_get_bb_info): New.
12256 (DF_LAST_PROBLEM_PLUS1): Adjust.
12258 * Makefile.in (fwprop.o): Include domwalk.h.
12259 * fwprop.c: Include domwalk.h.
12260 (reg_defs, reg_defs_stack): New.
12261 (bitmap_only_bit_between): Remove.
12262 (process_defs): New.
12263 (process_uses): Use reg_defs and local_md instead of
12264 bitmap_only_bit_between and local_rd.
12265 (single_def_use_enter_block): New, from build_single_def_use_links.
12266 (single_def_use_leave_block): New.
12267 (build_single_def_use_links): Remove code moved to
12268 single_def_use_enter_block, invoke domwalk.
12269 (use_killed_between): Adjust comment.
12271 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12273 * bitmap.h (bitmap_ior_and_into): New.
12274 * bitmap.c (bitmap_ior_and_into): New.
12276 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12278 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12279 before_dom_children_before_stmts and after_dom_children_after_stmts.
12280 Rename the two remaining callbacks to just before_dom_children and
12281 after_dom_children. Remove other GIMPLE statement walking bits.
12282 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12283 * graphite.c: Do not include domwalk.h.
12284 * tree-into-ssa.c (interesting_blocks): New global.
12285 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12286 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12287 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12288 now that they're not domwalk callbacks.
12289 (rewrite_initialize_block): Rename to...
12290 (rewrite_enter_block): ... this, place after called functions. Test
12291 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12292 (rewrite_finalize_block): Rename to...
12293 (rewrite_leave_block): ... this, place after called functions.
12294 (rewrite_update_init_block): Rename to...
12295 (rewrite_update_enter_block): ... this, place after called functions.
12296 Test interesting_blocks, call rewrite_update_stmt and
12297 rewrite_update_phi_arguments.
12298 (rewrite_update_fini_block): Rename to...
12299 (rewrite_leave_block): ... this, place after called functions.
12300 (rewrite_blocks): Remove last argument, simplify initialization of
12302 (mark_def_sites_initialize_block): Rename to...
12303 (mark_def_sites_block): ... this, call mark_def_sites.
12304 (mark_def_sites_blocks): Remove argument, simplify initialization of
12306 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12307 (update_ssa): Likewise.
12308 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12310 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12311 (dom_opt_initialize_block): Rename to...
12312 (dom_opt_enter_block): ... this, place after called functions. Walk
12313 statements here, inline propagate_to_outgoing_edges.
12314 (dom_opt_finalize_block): Rename to...
12315 (dom_opt_leave_block): ... this, place after called functions.
12316 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12318 (dse_enter_block, dse_record_phi): New.
12319 (dse_record_phis): Delete.
12320 (dse_finalize_block): Rename to...
12321 (dse_leave_block): ... this.
12322 (tree_ssa_dse): Simplify initialization of walk_data.
12323 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12324 Adjust initialization of walk_data.
12325 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12326 * tree-ssa-loop-phiopt.c (get_non_trapping):
12327 Adjust initialization of walk_data.
12328 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12329 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12330 it's not a domwalk callback.
12331 (uncprop_initialize_block): Rename to...
12332 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12333 (dse_finalize_block): Rename to...
12334 (dse_leave_block): ... this.
12335 (tree_ssa_uncprop): Simplify initialization of walk_data.
12336 * Makefile.in: Adjust dependencies.
12338 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12340 * arm.md (casesi): Fix test for Thumb1.
12341 (thumb1_casesi_internal_pic): Likewise.
12342 (thumb1_casesi_dispatch): Likewise.
12344 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12346 * config/arm/arm-cores.def: Added core cortex-m0.
12347 * config/arm/arm-tune.md: Regenerated.
12348 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12350 2009-06-26 DJ Delorie <dj@redhat.com>
12352 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12354 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12355 the scheduler doesn't tag jump insns.
12357 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12359 * c-decl.c (merge_decls): Re-indent.
12361 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12364 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12365 Special-case decimal float constants.
12367 2009-06-26 Richard Henderson <rth@redhat.com>
12369 * function.h (struct function): Add cannot_be_copied_reason,
12370 and cannot_be_copied_set.
12371 * tree-inline.c (has_label_address_in_static_1): Rename from
12372 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12373 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12374 don't set inline_forbidden_reason.
12375 (copy_forbidden): New function, split out of inline_forbidden_p.
12376 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12377 (inline_forbidden_p): Use copy_forbidden.
12378 (tree_versionable_function_p): Likewise.
12379 (inlinable_function_p): Merge into tree_inlinable_function_p.
12380 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12381 * ipa-cp.c (ipcp_versionable_function_p): New function.
12382 (ipcp_cloning_candidate_p): Use it.
12383 (ipcp_node_modifiable_p): Likewise.
12385 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12387 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12388 that is marked not to be inlined. Remove flag_mudflap use.
12389 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12390 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12392 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12395 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12396 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12398 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12400 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12402 (__mingwthr_remove_key_dtor): Likewise.
12404 2009-06-26 Richard Guenther <rguenther@suse.de>
12406 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12408 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12410 PR middle-end/40525
12411 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12412 try the non-cond_exec path also.
12414 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12417 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12418 (output_cbranch): Use new functions.
12419 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12422 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12423 Pat Haugen <pthaugen@us.ibm.com>
12424 Revital Eres <ERES@il.ibm.com>
12426 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12427 for %c error. Add %x support to print VSX registers as a unified
12428 register set, instead of separate float and altivec registers.
12429 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12430 %y case, and add support for VSX pre-modify addresses.
12431 (output_toc): Add assert for CONST containing an integer constant
12433 (rs6000_adjust_cost): Add POWER7 support.
12434 (insn_must_be_first_in_group): Ditto.
12435 (insn_must_be_last_in_group): Ditto.
12436 (rs6000_emit_popcount): Ditto.
12437 (rs6000_vector_mode_supported_p): Ditto.
12439 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12440 Change some of the functions called by macros to being called
12441 through a pointer, so debug functions can be inserted if
12442 -mdebug=addr or -mdebug=cost.
12443 (rs6000_preferred_reload_class_ptr): Ditto.
12444 (rs6000_secondary_reload_class_ptr): Ditto.
12445 (rs6000_secondary_memory_needed_ptr): Ditto.
12446 (rs6000_cannot_change_mode_class_ptr): Ditto.
12447 (rs6000_secondary_reload_inner): Ditto.
12448 (rs6000_legitimize_reload_address): Ditto.
12449 (rs6000_legitimize_reload_address_ptr): Ditto.
12450 (rs6000_mode_dependent_address): Ditto.
12451 (rs6000_mode_dependent_address_ptr): Ditto.
12453 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12454 function to return true if the mode allows reg + integer
12456 (virtual_stack_registers_memory_p): New function to return true if
12457 the address refers to a virtual stack register.
12458 (rs6000_legitimate_offset_address_p): Move code to say whether a
12459 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12461 (rs6000_legitimate_address_p): Add checks for modes that only can
12462 do reg+reg addressing. Start adding VSX support.
12463 (rs6000_legitimize_reload_address): Ditto.
12464 (rs6000_legitimize_address): Ditto.
12465 (rs6000_debug_legitimate_address_p): New debug functions for
12466 -mdebug=addr and -mdebug=cost.
12467 (rs6000_debug_rtx_costs): Ditto.
12468 (rs6000_debug_address_costs): Ditto.
12469 (rs6000_debug_adjust_cost): Ditto.
12470 (rs6000_debug_legitimize_address): Ditto.
12471 (rs6000_legitimize_reload_address_ptr): Point to call normal
12472 function or debug function. Make functions called via pointer
12474 (rs6000_mode_dependent_address_ptr): Ditto.
12475 (rs6000_secondary_reload_class_ptr): Ditto.
12476 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12477 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12478 into a friendlier error.
12479 (rs6000_init_builtins): Add initial VSX support.
12480 (rs6000_adjust_cost): Fix some spacing issues.
12482 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12483 (REG_CLASS_NAMES): Ditto.
12484 (REG_CLASS_CONTENTS): Ditto.
12485 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12486 pointer, to add -mdebug=addr support.
12487 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12488 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12489 -mdebug=addr support.
12490 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12491 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12492 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12494 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12496 (bswapsi*): Set attribute types for load/store. Add combiner
12497 patterns to eliminate zero extend on 64-bit.
12498 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12499 stdbrx if the hardware supports those instructions.
12501 2009-06-25 Ian Lance Taylor <iant@google.com>
12503 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12504 (Link Options): Document -static-libstdc++.
12506 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12509 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12510 DATA_ALIGNMENT instead.
12512 2009-06-25 Richard Guenther <rguenther@suse.de>
12514 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12515 indirect references against the callused/escaped solutions.
12516 (call_may_clobber_ref_p_1): Likewise.
12518 2009-06-25 Martin Jambor <mjambor@suse.cz>
12520 PR tree-optimization/40493
12521 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12522 (enum unscalarized_data_handling): New type.
12523 (handle_unscalarized_data_in_subtree): Return what has been done.
12524 (load_assign_lhs_subreplacements): Handle left flushes differently.
12525 (sra_modify_assign): Use unscalarized_data_handling, simplified
12526 condition determining whether to remove the statement.
12528 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12530 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12531 excerpt - @ should be doubled for texinfo.
12533 2009-06-24 Ian Lance Taylor <iant@google.com>
12535 * config/arc/arc.c: Include "df.h".
12536 (arc_attribute_table): Make static. Move higher in file.
12537 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12538 (output_shift): Initialize n later to avoid warning.
12539 * config/arm/arm.c (arm_attribute_table): Make static. Move
12541 * config/avr/avr.c (avr_attribute_table): Make static. Move
12543 (reg_class_tab): Change array type from int to enum reg_class.
12544 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12546 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12547 (lshrhi3_out): Likewise.
12548 (class_likely_spilled_p): Change return type to bool.
12549 (avr_rtx_costs): Use local code variable with enum type.
12550 * config/avr/avr.md (movmemhi): Use add_reg_note.
12551 (andhi3, andsi3): Don't use AS2 with "and".
12552 (iorhi3, iorsi3): Don't use AS2 with "or".
12553 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12554 * config/crx/crx.c: Include "df.h".
12555 (crx_attribute_table): Make static.
12556 * config/m32r/m32r.c: Include "df.h".
12557 (m32r_attribute_table): Make static. Move higher in file.
12558 (pop): Use add_reg_note.
12559 (block_move_call): Change 0 to LCT_NORMAL in function call.
12560 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12561 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12562 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12563 declare, not just when TREE_CODE is defined.
12564 * config/m68hc11/m68hc11.c: Include "expr.h".
12565 (m68hc11_attribute_table): Make static. Move higher in file.
12566 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12568 (m68hc11_register_indirect_p): Likewise.
12569 (m68hc11_function_arg_padding): Change return type to enum
12571 (emit_move_after_reload): Use add_reg_note.
12572 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12573 (m68hc11_split_logical): Likewise.
12574 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12576 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12577 to VOIDmode in function call.
12578 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12580 (m68hc11_split_logical): Update declaration.
12581 (m68hc11_function_arg_padding): Update declaration.
12582 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12583 to array of enum reg_class.
12584 (mcore_attribute_table): Make static. Move higher in file.
12585 (mcore_rtx_costs): Add cast to enum type.
12586 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12587 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12588 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12590 * config/sh/predicates.md (trapping_target_operand): Rename and to
12592 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12594 * config/spu/spu.c (spu_attribute_table): Make static. Move
12596 * config/v850/v850.c (v850_attribute_table): Make static. Move
12598 (v850_rtx_costs): Use local code with enum type.
12599 (expand_epilogue): Add cast.
12600 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12602 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12605 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12606 -m2a-single-only and -m2a-nofpu.
12607 * config/sh/sh.opt: Document m2a generates FPU code.
12609 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12611 * defaults.h (CAN_ELIMINATE): Provide default.
12612 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12613 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12614 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12615 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12616 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12617 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12618 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12619 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12620 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12621 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12623 2009-06-24 DJ Delorie <dj@redhat.com>
12625 * mep-ext-cop.cpu: Fix copyright notice.
12626 * mep-default: Fix copyright notice.
12627 * mep-core: Fix copyright notice.
12628 * mep: Fix copyright notice.
12629 * mep-ivc2: Fix copyright notice.
12630 * mep-c5: Fix copyright notice.
12632 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12634 * doc/contrib.texi (Contributors):
12636 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12638 PR middle-end/40501
12639 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12640 src and dst operands if necessary.
12642 2009-06-23 DJ Delorie <dj@redhat.com>
12645 * config.gcc: Add mep support.
12646 * recog.c: Resurrect validate_replace_rtx_subexp().
12647 * recog.h: Likewise.
12648 * config/mep/: Add new port:
12649 * config/mep/constraints.md: New file.
12650 * config/mep/default.h: New file.
12651 * config/mep/intrinsics.h: New file.
12652 * config/mep/intrinsics.md: New file.
12653 * config/mep/ivc2-template.h: New file.
12654 * config/mep/mep-c5.cpu: New file.
12655 * config/mep/mep-core.cpu: New file.
12656 * config/mep/mep-default.cpu: New file.
12657 * config/mep/mep-ext-cop.cpu: New file.
12658 * config/mep/mep-intrin.h: New file.
12659 * config/mep/mep-ivc2.cpu: New file.
12660 * config/mep/mep-lib1.asm: New file.
12661 * config/mep/mep-lib2.c: New file.
12662 * config/mep/mep-pragma.c: New file.
12663 * config/mep/mep-protos.h: New file.
12664 * config/mep/mep-tramp.c: New file.
12665 * config/mep/mep.c: New file.
12666 * config/mep/mep.cpu: New file.
12667 * config/mep/mep.h: New file.
12668 * config/mep/mep.md: New file.
12669 * config/mep/mep.opt: New file.
12670 * config/mep/predicates.md: New file.
12671 * config/mep/t-mep: New file.
12673 2009-06-23 Ian Lance Taylor <iant@google.com>
12675 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12676 from loose_warn into c_loose_warn and from strict_warn into
12677 c_strict_warn. Set and substitute warn_cxxflags. Check for
12678 --enable-build-with-cxx. Set and substitute
12679 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12680 * Makefile.in (CXXFLAGS): New variable.
12681 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12682 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12683 the default is the same as $(STRICT_WARN).
12684 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12685 (CXX): New variable.
12686 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12687 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12688 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12689 (HOST_LIBS): New variable.
12690 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12691 (ALL_CXXFLAGS): New variable.
12692 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12693 * doc/install.texi (Configuration): Document
12694 --enable-build-with-cxx, --with-stage1-ldflags,
12695 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12696 * configure: Rebuild.
12698 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12700 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12701 from previous commit.
12703 2009-06-23 Ian Lance Taylor <iant@google.com>
12705 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12707 2009-06-23 Ian Lance Taylor <iant@google.com>
12709 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12710 with ATTRIBUTE_UNUSED.
12712 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12713 Pat Haugen <pthaugen@us.ibm.com>
12714 Revital Eres <eres@il.ibm.com>
12716 * config.in (HAVE_AS_POPCNTD): Add default definition.
12717 (HAVE_AS_LWSYNC): Ditto.
12719 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12721 (gcc_cv_as_powerpc_cmpb): Ditto.
12722 (gcc_cv_as_powerpc_dfp): Ditto.
12723 (gcc_cv_as_powerpc_vsx): Ditto.
12724 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12725 supporting the popcntd/lwsync instructions.
12726 (gcc_cv_as_powerpc_lwsync): Ditto.
12727 * configure: Regenerate.
12729 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12730 -mcpu=native and -mcpu=power7.
12731 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12733 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12734 a variable instead of a mask to reduce the number of mask bits.
12735 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12736 (-mbit-word): Ditto.
12737 (-mregnames): Ditto.
12738 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12739 (-mfused-madd): Ditto.
12741 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12743 (-mvsx): New switch for VSX instructions.
12744 (-misel): Move from a variable to a mask to allow it to be set by
12747 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12748 function declaration to an array declaration.
12749 (rs6000_hard_regno_nregs): New external array declaration.
12751 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12752 files included by rs6000.md.
12754 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12755 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12757 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12759 (rs6000_debug_reg): New -mdebug= variables.
12760 (rs6000_debug_addr): Ditto.
12761 (rs6000_debug_cost): Ditto.
12762 (rs6000_pmode): New variable to hold Pmode.
12763 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12764 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12765 calculated at compiler start.
12766 (rs6000_hard_regno_nregs): Change function to an array which holds
12767 HARD_REGNO_NREGS calculated at compiler start.
12768 (rs6000_explicit_options): Delete isel field.
12769 (rs6000_vector_unit): New array to hold which vector unit
12770 supports arithmetic options for a given type.
12771 (rs6000_vector_mem): New array to hold which vector unit supports
12772 memory reference operations for a given type.
12773 (rs6000_vector_align): New array to given the alignment of each
12775 (power7_cost): New basic costs for power7.
12776 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12777 (rs6000_hard_regno_nregs_internal): New function, moved from
12778 HARD_REGNO_NREGS, to calculate the number of registers each hard
12779 register takes for each type.
12780 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12781 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12782 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12783 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12784 unit information here so it is calculated once at compiler startup
12786 (rs6000_override_options): Make -misel a target mask. Add more
12787 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12788 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12790 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12791 (rs6000_handle_option): Move -misel from variable to target mask.
12792 (rs6000_builtin_mask_for_load): Add VSX support.
12793 (rs6000_conditional_register_usage): Ditto.
12794 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12795 (function_arg_boundary): Ditto.
12796 (rs6000_expand_builtin): Ditto.
12797 (def_builtin): Make abort message a little friendlier.
12798 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12800 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12801 assembler support the popcntd instruction instead of a vsx
12802 instruction to enable power7 support.
12803 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12804 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12805 option to the assembler if -mcpu=native.
12806 (ASM_CPU_NATIVE_SPEC): Ditto.
12807 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12809 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12810 the lwsync instruction.
12811 (enum processor_type): Add PROCESSOR_POWER7.
12812 (rs6000_debug_reg): New -mdebug= options.
12813 (rs6000_debug_addr): Ditto.
12814 (rs6000_debug_cost): Ditto.
12815 (rs6000_isel): Delete.
12816 (enum rs6000_vector): New enum to say what vector unit we have.
12817 (VECTOR_UNIT_*): New macros to say which vector unit has
12818 arithmetic operations for a given type.
12819 (VECTOR_MEM_*): New macros to say which vector unit has memory
12820 operations for a given type.
12821 (TARGET_LDBRX): Whether the machine supports the ldbrx
12823 (TARGET_ISEL): Delete, -misel moved to be a mask.
12824 (TARGET_ISEL64): New macro for 64-bit isel support.
12825 (UNITS_PER_VSX_WORD): New macro.
12826 (POINTER_SIZE): Move to be an external variable, rather than
12827 calculating whether we are generating 32 ot 64-bit code.
12829 (STACK_BOUNDARY): Add VSX support.
12830 (LOCAL_ALIGNMENT): Ditto.
12831 (SLOW_UNALIGNED_ACCESS): Ditto.
12832 (VSX_REGNO_P): New macro for VSX support.
12833 (VFLOAT_REGNO_P): Ditto.
12834 (VINT_REGNO_P): Ditto.
12835 (VLOGICAL_REGNO_P): Ditto.
12836 (VSX_VECTOR_MODE): Ditto.
12837 (VSX_SCALAR_MODE): Ditto.
12839 (VSX_MOVE_MODE): Ditto.
12840 (VSX_REG_CLASS_P): Ditto.
12841 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12843 (UNITS_PER_SIMD_WORD): Add VSX support.
12844 (MODES_TIEABLE_P): Ditto.
12845 (STARTING_FRAME_OFFSET): Ditto.
12846 (STACK_DYNAMIC_OFFSET): Ditto.
12847 (EPILOGUE_USES): Ditto.
12848 (REGNO_REG_CLASS): Move to array lookup.
12849 (CLASS_MAX_NREGS): Ditto.
12850 (rs6000_vector_reg_class): Add declaration.
12851 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12852 overlap with the floating point and Altivec registers.
12854 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12856 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12857 give the appropriate asm switches if -mcpu=native.
12858 (host_detect_local_cpu): Add support for "asm".
12859 (host_detect_local_cpu): Follow GNU code guidelines for name.
12861 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12862 -mbit-word to a variable instead of being a target mask.
12864 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12865 emit the lwsync instruction instead of emitting the instruction as
12866 an integer constant.
12868 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12869 fixuns_trundfsi2, move expander into rs6000.md.
12871 * config/rs6000/rs6000.md (cpu): Add power7.
12872 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12873 (logical predicate patterns): Change the single instruction
12874 primitives that set CR0 to be fast_compare instead of compare.
12876 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12877 (popcntddi2): Ditto.
12878 (popcount<mode>): Ditto.
12879 (floating multiply/add insns): Name the floating point
12880 multiply/add insns.
12881 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12882 (isel_unsigned_<mode>): Ditto.
12883 (fixuns_trundfsi2): Move expander here from spe.md.
12884 (smindi3): Define if we have -misel on 64-bit systems.
12889 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12891 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12893 * config/avr/avr.c (avr_current_device): New variable.
12894 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12895 (avr_arch, mcu_type_s): Move to avr.h.
12896 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12897 default_data_section_start fields.
12898 (avr_arch): Moved from avr.c.
12899 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12900 library_name fields.
12901 (avr_current_device, avr_mcu_types, avr_arch_types,
12902 avr_device_to_arch, avr_device_to_data_start,
12903 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12904 (EXTRA_SPEC_FUNCTIONS): Define.
12905 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12906 options mapping. Use device_to_arch and device_to_data_start insted.
12907 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12908 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12909 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12910 * config/avr/driver-avr.c: New file.
12911 * config/avr/avr-devices.c: New file.
12913 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12915 * var-tracking.c (unshare_variable): Force initialized to
12916 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12917 (set_variable_part): Likewise.
12918 (struct variable_union_info): Remove pos_src field.
12919 (vui_vec, vui_allocated): New variables.
12920 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12921 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12922 == 1 use a simpler sorting algorithm. Compute pos field right
12923 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12924 Avoid quadratic comparison if !flag_var_tracking_uninit.
12925 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12926 unshare_variable unconditionally.
12927 (dataflow_set_different_2): Removed.
12928 (dataflow_set_different): Don't traverse second hash table.
12929 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12930 unconditionally to var_reg_set or var_mem_set.
12931 (emit_notes_in_bb): Likewise.
12932 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12934 (emit_note_insn_var_location): Don't set initialized to
12935 VAR_INIT_STATUS_INITIALIZED early.
12936 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12938 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12940 * tree-object-size.c (addr_object_size): Instead of checking
12941 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12942 are no FIELD_DECLs following it.
12944 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12946 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12947 order to match bswaps with signed source operands.
12949 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12951 * sdbout.c (sdbout_one_type): Fix braces in switch.
12953 2009-06-23 Richard Guenther <rguenther@suse.de>
12955 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12957 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12958 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12959 var_callused, callused_tree, var_storedanything, storedanything_tree,
12960 var_integer, integer_tree): Remove global variables.
12961 (new_var_info): Do not pass new id, append the new var to the
12962 global variable vector.
12963 (do_ds_constraint): Use is_global_var member of the variable-info.
12964 (new_scalar_tmp_constraint_exp): Adjust.
12965 (create_function_info_for): Likewise.
12966 (create_variable_info_for): Likewise.
12967 (find_what_var_points_to): Remove dead code.
12968 (init_base_vars): Simplify.
12969 (compute_points_to_sets): Adjust.
12971 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12973 * combine.c (try_combine): Dump information about the insns we're
12976 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12978 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12979 check when calling force_to_mode on TRUNCATE's operand.
12981 2009-06-22 Ian Lance Taylor <iant@google.com>
12983 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12985 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12987 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12989 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12991 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12992 override library linkage flags such as -static-libgcc or
12995 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12997 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12999 2009-06-22 Ian Lance Taylor <iant@google.com>
13001 * config/linux.opt: Put mglibc ahead of muclibc.
13003 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
13004 for duplicate decls.
13006 2009-06-22 Matthias Klose <doko@ubuntu.com>
13008 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13010 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13013 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13014 instead of NULL if a parser error occurs.
13016 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13018 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13019 non-DWARF2_DEBUGGING_INFO version.
13021 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13023 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13024 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13026 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13027 (LIBGCC2_TF_CEXT): Define.
13030 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13033 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13035 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13037 * config/arm/arm.c (arm_override_options): Disable
13038 -mcaller-super-interworking and -mcallee-super-interworking.
13039 * doc/invoke.texi (ARM Options): Document this.
13041 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13043 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13044 * config/arm/constraints.md (j): New constraint for movw operands.
13045 (N): Remove thumb2 meaning.
13046 * config/arm/arm.md (*arm_movw): Delete.
13047 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13048 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13049 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13051 2009-06-22 Martin Jambor <mjambor@suse.cz>
13053 PR tree-optimization/40492
13054 * tree-sra.c (sra_modify_assign): Pass zero offsets to
13055 build_ref_for_offset.
13057 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
13059 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
13060 JUMP_TABLE_DATA_P predicates where applicable.
13061 * auto-inc-dec.c: Ditto.
13062 * builtins.c: Ditto.
13063 * caller-save.c: Ditto.
13065 * cfgcleanup.c: Ditto.
13066 * cfglayout.c: Ditto.
13068 * combine.c: Ditto.
13069 * combine-stack-adj.c: Ditto.
13073 * df-scan.c: Ditto.
13075 * dwarf2asm.c: Ditto.
13076 * dwarf2out.c: Ditto.
13077 * emit-rtl.c: Ditto.
13083 * function.c: Ditto.
13086 * genpreds.c: Ditto.
13087 * genrecog.c: Ditto.
13089 * ira-costs.c: Ditto.
13090 * ira-lives.c: Ditto.
13092 * loop-iv.c: Ditto.
13093 * lower-subreg.c: Ditto.
13094 * modulo-sched.c: Ditto.
13096 * postreload.c: Ditto.
13097 * print-rtl.c: Ditto.
13099 * reginfo.c: Ditto.
13100 * regmove.c: Ditto.
13101 * reload1.c: Ditto.
13104 * rtlanal.c: Ditto.
13106 * sched-vis.c: Ditto.
13108 * sel-sched-ir.c: Ditto.
13109 * simplify-rtx.c: Ditto.
13110 * targhooks.c: Ditto.
13111 * var-tracking.c: Ditto.
13112 * vmsdbgout.c: Ditto.
13114 2009-06-22 Matthias Klose <doko@ubuntu.com>
13116 * Makefile.in (install-plugin): Always use DESTDIR.
13118 2009-06-22 Olivier Hainque <hainque@adacore.com>
13120 * config/pa/pa.c (output_call): Don't optimize post call jumps
13121 into return address adjustments if the call may throw.
13123 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
13125 * arm.c (thumb1_output_casesi): New function.
13126 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
13127 optimizing for size or PIC.
13128 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
13129 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
13130 (casesi): Handle Thumb-1 when optimizing for size or PIC.
13131 (thumb1_casesi_internal_pic): New expand rule.
13132 (thumb1_casesi_dispatch): New pattern.
13133 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
13135 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
13136 in the text seciton when PIC or optimizing for size.
13137 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
13138 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
13139 preservation properties of code.
13140 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
13141 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
13142 (__gnu_thumb1_case_si): New function.
13143 * t-arm (LIB1ASMSRC): Define here.
13144 (LIB1ASMFUNCS): Add some common functions.
13145 * t-arm-elf (LIB1ASMSRC): Delete.
13146 (LIB1ASMFUNCS): Append to existing set.
13147 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13148 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13149 * t-symbian (LIB1ASMFUNCS): Likewise.
13150 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13151 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13153 2009-06-21 Richard Guenther <rguenther@suse.de>
13155 PR tree-optimization/38729
13156 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
13157 to loops with a single exit if -fno-expensive-optimizations.
13159 2009-06-21 Jakub Jelinek <jakub@redhat.com>
13161 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
13162 (dataflow_set): Change vars type from htab_t to shared_hash.
13163 (shared_hash_pool, empty_shared_hash): New variables.
13164 (vars_clear): Removed.
13165 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
13166 shared_hash_find_slot_unshare, shared_hash_find_slot,
13167 shared_hash_find_slot_noinsert, shared_hash_find): New
13169 (shared_hash_unshare, shared_hash_destroy): New functions.
13170 (unshare_variable): Unshare set->vars if shared, use
13172 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
13173 (get_init_value, find_src_set_src, dump_dataflow_set,
13174 clobber_variable_part, emit_notes_for_differences): Use
13176 (dataflow_set_init): Remove second argument, set vars to
13177 empty_shared_hash instead of creating a new htab.
13178 (dataflow_set_clear): Call shared_hash_destroy and set vars
13179 to empty_shared_hash instead of calling vars_clear.
13180 (dataflow_set_copy): Don't call vars_copy, instead just share
13181 the src htab with dst.
13182 (variable_union): Use shared_hash_*, use initially NO_INSERT
13183 lookup if set->vars is shared. Don't keep slot cleared before
13184 calling unshare_variable. Unshare set->vars if needed.
13185 Even ->refcount == 1 vars must be unshared if set->vars is shared
13186 and var needs to be modified.
13187 (variable_canonicalize): New function.
13188 (dataflow_set_union): If dst->vars is empty, just share src->vars
13189 with dst->vars and traverse with variable_canonicalize to canonicalize
13190 and unshare what is needed.
13191 (dataflow_set_different): If old_set and new_set use the same shared
13192 htab, they aren't different. If number of htab elements is different,
13193 htabs are different. Use shared_hash_*.
13194 (dataflow_set_destroy): Call shared_hash_destroy instead of
13196 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
13197 second argument to dataflow_set_init.
13198 (vt_initialize): Likewise. Initialize shared_hash_pool and
13199 empty_shared_hash, move bb in/out initialization afterwards.
13200 Use variable_htab_free instead of NULL as changed_variables del hook.
13201 (variable_was_changed): Change type of second argument to pointer to
13202 dataflow_set. When inserting var into changed_variables, bump
13203 refcount. Unshare set->vars if set is shared htab and slot needs to
13205 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
13206 lookup if set->vars is shared. Unshare set->vars if needed.
13207 Even ->refcount == 1 vars must be unshared if set->vars is shared
13208 and var needs to be modified. Adjust variable_was_changed caller.
13209 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
13210 vars must be unshared if set->vars is shared and var needs to be
13211 modified. Adjust variable_was_changed caller.
13212 (emit_note_insn_var_location): Don't pool_free var.
13213 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13215 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13216 free_alloc_pool on shared_hash_pool.
13218 2009-06-20 Anthony Green <green@moxielogic.com>
13220 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13221 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13223 2009-06-20 Richard Guenther <rguenther@suse.de>
13225 * tree-ssa-structalias.c (find_func_aliases): For memset use
13226 a constraint from NULL if we memset to zero.
13227 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13228 we explicitly handle that do not read from memory.
13229 (call_may_clobber_ref_p_1): Properly handle builtins that may
13232 2009-06-20 Richard Guenther <rguenther@suse.de>
13234 PR tree-optimization/40495
13235 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13236 (new_scalar_tmp_constraint_exp): New function.
13237 (process_constraint): Do not create temporary decls.
13238 (process_all_all_constraints): Likewise.
13239 (handle_const_call): Likewise.
13240 (create_function_info_for): Do not set decl.
13242 2009-06-19 Ian Lance Taylor <iant@google.com>
13244 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13245 (rs6000_attribute_table): Make static; move before use.
13247 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13249 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13250 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13251 Propagate the TREE_READONLY flag without overwriting it.
13252 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13253 Propagate the TREE_READONLY flag onto the result.
13254 (process_call_operands): Move around. Use correct constant value.
13256 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13259 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13260 * config/arm/arm.md: Likewise.
13262 2009-06-19 Ian Lance Taylor <iant@google.com>
13264 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13265 to GIMPLE_ERROR_MARK.
13267 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13268 op2_original_type parameters. Warn about using different enum types.
13269 * c-parser.c (c_parser_conditional_expression): Pass original
13270 types to build_conditional_expr.
13271 * c-tree.h (build_conditional_expr): Update declaration.
13273 2009-06-19 Ian Lance Taylor <iant@google.com>
13275 * config/i386/i386.c (ix86_function_specific_save): Test that
13276 fields match values, rather than testing the values are in a
13279 2009-06-19 Richard Guenther <rguenther@suse.de>
13281 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13282 ADDR_EXPR pointers.
13283 (ptr_derefs_may_alias_p): Likewise.
13284 (ptr_deref_may_alias_ref_p_1): New function.
13285 (ptr_deref_may_alias_ref_p): Likewise.
13286 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13287 covered by looking at the ESCAPED solution.
13288 (call_may_clobber_ref_p_1): Likewise.
13289 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13290 Handle NULL_TREE offset. Do not produce redundant constraints.
13291 (process_all_all_constraints): New helper function.
13292 (do_structure_copy): Use it.
13293 (handle_lhs_call): Likewise.
13294 (find_func_aliases): Handle some builtins with pointer arguments
13295 and/or return values explicitly.
13297 2009-06-19 Ian Lance Taylor <iant@google.com>
13299 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13301 2009-06-19 Ian Lance Taylor <iant@google.com>
13303 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13305 2009-06-19 Ian Lance Taylor <iant@google.com>
13307 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13308 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13311 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13312 uninitialized const.
13314 2009-06-19 Ian Lance Taylor <iant@google.com>
13316 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13319 * c-decl.c (in_struct, struct_types): Remove.
13320 (struct c_binding): Add in_struct field.
13321 (c_binding_ptr): Define type, along with VEC.
13322 (struct c_struct_parse_info): Define.
13323 (struct_parse_info): New static variable.
13324 (bind): Initialize in_struct field.
13325 (start_struct): Remove enclosing_in_struct and
13326 enclosing_struct_types parameters. Add
13327 enclosing_struct_parse_info parameter. Change all callers. Set
13328 struct_parse_info rather than in_struct and struct_types.
13329 (grokfield): If -Wc++-compat and there is a symbol binding for the
13330 field name, set the in_struct flag and push it on the
13331 struct_parse_info->fields vector.
13332 (warn_cxx_compat_finish_struct): New static function.
13333 (finish_struct): Remove enclosing_in_struct and
13334 enclosing_struct_types parameters. Add
13335 enclosing_struct_parse_info parameter. Change all callers. Don't
13336 set C_TYPE_DEFINED_IN_STRUCT here. Call
13337 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13338 parameter. Only push on struct_types if warn_cxx_compat.
13339 (finish_enum): Only push on struct_types if warn_cxx_compat.
13340 (declspecs_add_type): Add loc parameter. Change all callers.
13341 Change all error calls to error_at. Pass loc, not input_location,
13342 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13343 defined in a struct. If -Wc++-compat and parsing a struct, record
13344 that a typedef name was used.
13345 * c-parser.c (c_parser_declspecs): Get location to pass to
13346 declspecs_add_type.
13347 (c_parser_struct_or_union_specifier): Update calls to start_struct
13349 * c-tree.h (struct c_struct_parse_info): Declare.
13350 (finish_struct, start_struct): Update declarations.
13351 (declspecs_add_type): Update declaration.
13353 2009-06-19 Ian Lance Taylor <iant@google.com>
13355 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13356 variable with an anonymous type.
13358 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13360 * see.c: Remove for real.
13362 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13364 * optabs.h (enum optab_index): Add new OTI_significand.
13365 (significand_optab): Define corresponding macro.
13366 * optabs.c (init_optabs): Initialize significand_optab.
13367 * genopinit.c (optabs): Implement significand_optab using
13368 significand?f2 patterns.
13369 * builtins.c (expand_builtin_mathfn): Handle
13370 BUILT_IN_SIGNIFICAND{,F,L}.
13371 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13372 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13374 * config/i386/i386.md (significandxf2, significand<mode>2): New
13375 expanders to implement significandf, significand and significandl
13376 built-ins as inline x87 intrinsics.
13378 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13380 * config/avr/avr.c (avr_override_options): Remove setting value of
13381 PARAM_INLINE_CALL_COST.
13383 2009-06-18 Richard Henderson <rth@redhat.com>
13386 * tree-pass.h (TDF_ASMNAME): New.
13387 * tree-dump.c (dump_options): Add asmname.
13388 * doc/invoke.texi: Document it.
13390 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13391 (dump_decl_name): ...here.
13392 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13393 (dump_generic_node): Update dump_function_name calls.
13394 (print_call_name): New flags arg; update all dump calls.
13395 * diagnostic.h (print_call_name): Update.
13396 * gimple-pretty-print.c (dump_gimple_call): Update.
13398 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13401 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13403 2009-06-18 Diego Novillo <dnovillo@google.com>
13405 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13406 * plugin.c (str_license): Declare.
13407 (try_init_one_plugin): Assert that the symbol
13408 'plugin_is_GPL_compatible' exists.
13410 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13413 * Makefile.in (OBJS-common): Remove see.o.
13415 * common.opt (fsee): Mark as preserved for backward compatibility.
13416 * opts.c (common_handle_option): Add OPT_fsee to the backward
13417 compatibility section.
13418 * passes.c (init_optimization_passes, pass_see): Remove pass.
13419 * timevar.def (TV_SEE): Remove.
13420 * tree-pass.h (pass_see): Remove declaration.
13421 * doc/invoke.texi (-fsee): Remove documentation.
13423 2009-06-18 Martin Jambor <mjambor@suse.cz>
13425 * tree-sra.c: Include statistics.h
13426 (sra_stats): New variable.
13427 (sra_initialize): Clear sra_stats.
13428 (create_access_replacement): Increment sra_stats.replacements.
13429 (get_access_replacement): Do not return twice.
13430 (analyze_all_variable_accesses): Increment statistics counter by the
13431 number of scalarized aggregates.
13432 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13433 (sra_modify_expr): Increment sra_stats.exprs.
13434 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13435 (sra_modify_assign): Increment sra_stats.exprs,
13436 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13437 (perform_intra_sra): Update statistics counters.
13438 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13440 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13442 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13443 (arm_scalar_mode_supported_p): New function.
13445 2009-06-18 Paul Brook <paul@codesourcery.com>
13446 Sandra Loosemore <sandra@codesourcery.com>
13448 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13449 (__extendhfsf2, __truncsfhf2): Define.
13450 * config/arm/fp16.c: New file.
13451 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13452 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13454 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13456 * doc/extend.texi (Half-Precision): New section.
13457 * doc/invoke.texi (Option Summary): List -mfp16-format.
13458 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13459 * config/arm/arm.opt (mfp16-format=): New.
13460 * config/arm/arm.c: Include intl.h.
13461 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13462 (TARGET_INVALID_RETURN_TYPE): Redefine.
13463 (TARGET_PROMOTED_TYPE): Redefine.
13464 (TARGET_CONVERT_TO_TYPE): Redefine.
13465 (arm_fp16_format): Define.
13466 (all_fpus): Add entry for neon-fp16.
13467 (fp_model_for_fpu): Likewise.
13468 (struct fp16_format): Declare.
13469 (all_fp16_formats): Define.
13470 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13472 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13474 (arm_legitimate_index_p): Treat HFmode like HImode.
13475 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13476 (coproc_secondary_reload_class): Special-case HFmode.
13477 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13478 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13479 (arm_init_fp16_builtins): New.
13480 (arm_init_builtins): Call it.
13481 (arm_invalid_parameter_type): New.
13482 (arm_invalid_return_type): New.
13483 (arm_promoted_type): New.
13484 (arm_convert_to_type).
13485 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13487 (arm_emit_fp16_const): New function.
13488 (arm_mangle_type): Mangle __fp16 as "Dh".
13489 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13491 (TARGET_NEON_FP16): New.
13492 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13493 (enum fputype): Add FPUTYPE_NEON_FP16.
13494 (enum arm_fp16_format_type): Declare.
13495 (arm_fp16_format): Declare.
13496 (LARGEST_EXPONENT_IS_NORMAL): Define.
13497 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13498 * config/arm/arm-modes.def (HFmode): Define.
13499 * config/arm/vfp.md (*movhf_vfp): New.
13500 (extendhfsf2): New.
13502 * config/arm/arm.md (fpu): Add neon_fp16.
13503 (floatsihf2, floatdihf2): New.
13504 (fix_trunchfsi2, fix_trunchfdi2): New.
13506 (extendhfdf2): New.
13508 (*arm32_movhf): New.
13509 (*thumb1_movhf): New.
13510 (consttable_2): Add check for HFmode constants.
13511 (consttable_4): Handle HFmode constants.
13513 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13515 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13517 2009-06-17 Olivier Hainque <hainque@adacore.com>
13519 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13520 const char ** conversion in AIX specific section.
13522 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13524 * config/i386/i386.c (ix86_special_builtin_type): Remove
13525 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13526 (bdesc_special_args): Updated.
13527 (ix86_init_mmx_sse_builtins): Likewise.
13528 (ix86_expand_special_args_builtin): Likewise.
13530 2009-06-17 Richard Henderson <rth@redhat.com>
13532 * tree-pretty-print.c (maybe_dump_asm_name): New.
13533 (dump_decl_name): Use it.
13534 (PRINT_FUNCTION_NAME): Merge into...
13535 (dump_function_name): ... here. Use maybe_dump_asm_name.
13537 2009-06-17 Cary Coutant <ccoutant@google.com>
13539 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13541 * debug.c (struct gcc_debug_hooks): Change placeholder for
13543 (debug_nothing_int_charstar_int): Replaced by...
13544 (debug_nothing_int_charstar_int_bool): ...this.
13545 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13546 source_line prototype.
13547 (debug_nothing_int_charstar_int): Replaced by...
13548 (debug_nothing_int_charstar_int_bool): ...this.
13549 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13550 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13551 Output is_stmt operand when necessary.
13552 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13553 (notice_source_line): Add is_stmt parameter.
13554 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13555 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13557 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13558 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13560 2009-06-17 Ian Lance Taylor <iant@google.com>
13562 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13564 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13567 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13569 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13570 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13571 tree_strip_sign_nop_conversions and
13572 tree_ssa_strip_useless_type_conversions rather than stripping
13573 the operations here.
13574 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13576 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13577 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13578 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13579 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13582 2009-06-17 Michael Eager <eager@eagercon.com>
13584 * config/rs6000/constraints.md (register_constraint "d"): New.
13585 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13586 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13587 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13588 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13589 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13590 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13591 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13592 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13593 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13594 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13596 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13597 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13598 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13599 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13600 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13601 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13602 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13603 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13604 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13605 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13606 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13607 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13608 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13609 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13611 2009-06-16 Ian Lance Taylor <iant@google.com>
13613 * profile.c (total_num_never_executed): Don't define.
13614 (compute_branch_probabilities): Don't count or print
13615 num_never_executed.
13616 (init_branch_prob): Don't set total_num_never_executed.
13617 (end_branch_prob): Don't print total_num_never_executed.
13619 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13621 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13623 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13625 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13626 (nabstd2_fpr): Same.
13628 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13630 * expr.c (expand_assignment): Change complex type check.
13632 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13634 * doc/plugins.texi (Building GCC plugins): Added new section.
13636 2009-06-17 Ian Lance Taylor <iant@google.com>
13638 * c-pch.c (get_ident): Don't set size of templ array.
13639 (pch_init): Don't set size of partial_pch array.
13641 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13642 string constant to intialize an array whose size is the length of
13645 2009-06-17 Richard Guenther <rguenther@suse.de>
13647 PR tree-optimization/40389
13648 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13649 to addressable types.
13650 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13652 2009-06-17 Richard Guenther <rguenther@suse.de>
13654 PR middle-end/40460
13655 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13656 if there is no evolution of left in the loop bail out.
13657 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13658 chrec_fold_multiply.
13660 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13661 Janis Johnson <janis187@us.ibm.com>
13664 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13665 for the symbol ref of a constant that is the source of a move
13666 - nor for any other not-obvious-label-ref constants.
13668 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13670 * plugin.c (position_pass): Skip newly inserted pass during list
13671 traversal to avoid repeated insertion.
13673 2009-06-16 Ian Lance Taylor <iant@google.com>
13675 * vec.h (VEC_stack_alloc): Define different version if
13676 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13677 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13678 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13679 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13681 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13683 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13685 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13686 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13687 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13688 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13689 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13690 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13691 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13692 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13693 __builtin_ia32_rdtscp.
13694 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13695 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13696 and __builtin_ia32_rorhi.
13697 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13698 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13699 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13700 (ix86_expand_args_builtin): Likewise.
13701 (ix86_expand_special_args_builtin): Likewise.
13703 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13704 (UNSPECV_RDTSC): Likewise.
13705 (UNSPECV_RDPMC): Likewise.
13706 (*bsr): Renamed to ...
13708 (*bsr_rex64): Renamed to ...
13711 (*rdpmc): Likewise.
13712 (*rdpmc_rex64): Likewise.
13714 (*rdtsc): Likewise.
13715 (*rdtsc_rex64): Likewise.
13716 (rdtscp): Likewise.
13717 (*rdtscp): Likewise.
13718 (*rdtscp_rex64): Likewise.
13720 * config/i386/ia32intrin.h: New.
13722 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13724 2009-06-16 Ian Lance Taylor <iant@google.com>
13726 * ira-build.c (copy_info_to_removed_store_destinations):
13727 Initialize parent_a.
13729 2009-06-16 Ian Lance Taylor <iant@google.com>
13731 * c-decl.c (grokdeclarator): Change size_varies to bool.
13733 2009-06-16 Ian Lance Taylor <iant@google.com>
13735 * sel-sched.c: Make forward declarations of move_op_hooks and
13736 fur_hooks explicitly extern.
13738 2009-06-16 Ian Lance Taylor <iant@google.com>
13740 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13741 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13743 2009-06-16 Ian Lance Taylor <iant@google.com>
13745 * resource.c (mark_referenced_resources): Change
13746 include_delayed_effects parameter to bool. Change all callers.
13747 (mark_end_of_function_resources): Likewise.
13748 * reorg.c (insn_references_resource_p): Likewise.
13749 (insn_sets_resource_p): Likewise.
13750 * resource.h (mark_referenced_resources): Update declaration.
13751 (mark_end_of_function_resources): Update declaration.
13753 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13755 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13757 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13759 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13760 GCC can bootstrap on AIX with GNU Binutils 2.20.
13762 2009-06-16 Ian Lance Taylor <iant@google.com>
13764 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13766 2009-06-16 Ian Lance Taylor <iant@google.com>
13768 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13769 inline, not extern inline.
13770 (exact_log2): Likewise.
13771 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13773 (exact_log2): Likewise, but don't test CTZ_HWI.
13775 2009-06-16 Ian Lance Taylor <iant@google.com>
13777 * bitmap.c (bitmap_clear): Don't declare as inline.
13778 * gimple.c (gimplify_assign): Likewise.
13779 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13780 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13781 (sched_scan_info): Remove duplicate definition.
13783 2009-06-16 Ian Lance Taylor <iant@google.com>
13785 * c-common.c (skip_evaluation): Don't define.
13786 (c_inhibit_evaluation_warnings): Define global variable.
13787 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13788 than skip_evaluation.
13789 (convert_and_check, warn_for_div_by_zero): Likewise.
13790 * c-common.h (skip_evaluation): Don't declare.
13791 (c_inhibit_evaluation_warnings): Declare.
13792 * c-parser.c (c_parser_typeof_specifier): Set
13793 c_inhibit_evaluation_warnings rather than skip_evaluation.
13794 (c_parser_conditional_expression): Likewise.
13795 (c_parser_binary_expression): Likewise.
13796 (c_parser_sizeof_expression): Likewise.
13797 (c_parser_alignof_expression): Likewise.
13798 * c-typeck.c (build_indirect_ref): Check
13799 c_inhibit_evaluation_warnings rather than skip_evaluation.
13800 (build_conditional_expr, build_binary_op): Likewise.
13802 2009-06-16 Richard Guenther <rguenther@suse.de>
13804 * tree-ssa-alias.c (is_escape_site): Remove.
13805 * tree-ssa-alias.h (enum escape_type): Remove.
13806 (is_escape_site): Likewise.
13807 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13808 via casts and asms without deferring to is_escape_site.
13810 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13812 PR middle-end/40446
13813 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13814 use gen_lowpart if op0 has complex mode.
13816 2009-06-16 Richard Guenther <rguenther@suse.de>
13818 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13819 variables add them to ESCAPED.
13820 (find_func_aliases): Do not make all indirectly stored values escaped.
13822 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13824 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13825 make_decl_one_only.
13827 2009-06-16 Martin Jambor <mjambor@suse.cz>
13829 PR tree-optimization/40432
13830 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13831 check whether we need to force gimple register operand.
13833 2009-06-16 Martin Jambor <mjambor@suse.cz>
13835 PR tree-optimization/40413
13836 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13837 build_ref_for_offset.
13838 (propagate_subacesses_accross_link): Fix a typo in a comment.
13840 2009-06-16 Ira Rosen <irar@il.ibm.com>
13842 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13843 with additional parameter.
13844 * tree-vectorizer.h (enum vect_def_type): Add new value
13846 (enum vect_relevant): Add comments.
13847 (vect_is_simple_reduction): Add new argument.
13848 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13849 Detect nested cycles.
13850 (vect_is_simple_reduction): Update documentation, add an argument to
13851 distinguish inner-loop reduction from nested cycle, detect nested
13852 cycles, fix printings and indentation, don't swap operands in case
13854 (get_initial_def_for_reduction): Handle subtraction.
13855 (vect_create_epilog_for_reduction): Add new argument to specify
13856 reduction variable.
13857 (vect_finalize_reduction): Handle subtraction, fix comments.
13858 (vectorizable_reduction): Handle nested cycles. In case of nested
13859 cycle keep track of the reduction variable position. Call
13860 vect_is_simple_reduction with additional parameter. Use original
13861 statement code in reduction epilogue for nested cycle. Call
13862 vect_create_epilog_for_reduction with additional parameter.
13863 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13864 inner-loop vectorization.
13865 (vect_recog_widen_sum_pattern): Likewise.
13866 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13868 (vect_mark_stmts_to_be_vectorized): Likewise.
13869 (vect_get_vec_def_for_operand): Handle nested cycles.
13871 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13873 * doc/invoke.texi (Debugging Options): Fix option index entries
13874 for -fdump-statistics, -frandom-seed add entries for
13875 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13876 (FRV Options): Fix entries for -mTLS, -mtls.
13877 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13878 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13879 (M68hc1x Options): Fix @itemx for -mnominmax.
13880 (MCore Options): Fix entry for -mno-lsim.
13881 (MMIX Options): Fix entry for -mabi=mmixware.
13882 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13884 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13886 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13887 Mention the plugin mode of gengtype.
13888 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13889 * gengtype.c: Updated copyright.
13890 (plugin_files, nb_plugin_files) Added new static variables.
13891 (measure_input_list) Care about plugin_files.
13892 (write_rtx_next): Added early return in plugin mode.
13893 (create_file): Updated copyright year in generated file. Added
13895 (oprintf): Added early return if NULL outf.
13896 (get_output_file_with_visibility): Care of plugin_files.
13897 (get_output_file_name): May return null.
13898 (write_local): Added early return.
13899 (put_mangled_filename): Ditto.
13900 (finish_root_table): Added check for base_files.
13901 (write_roots): Care about null when plugins.
13902 (main): Added plugin mode.
13904 2009-06-15 Ian Lance Taylor <iant@google.com>
13906 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13907 * gcov.c (read_count_file): Add braces around variables declared
13910 * c.opt (Wjump-misses-init): New warning.
13911 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13912 -Wall and -Wc++-compat if not already set.
13913 (c_common_post_options): Clear warn_jump_misses_init if it was not
13915 * c-decl.c (struct c_binding): Change type field to a union with
13916 new label field. Make it the first field in the struct. Update
13917 references to type to use u.type instead.
13918 (struct c_spot_bindings): Define.
13919 (struct c_goto_bindings): Define.
13920 (c_goto_bindings_p): Define, along with VECs.
13921 (struct c_label_vars): Define.
13922 (struct c_scope): Add has_label_bindings field.
13923 (bind_label, set_spot_bindings): New static functions.
13924 (decl_jump_unsafe, update_spot_bindings): New static functions.
13925 (update_label_decls): New static function.
13926 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13927 Update binding u.label field to shadowed field.
13928 (c_binding_start_stmt_expr): New function.
13929 (c_binding_end_stmt_expr): New function.
13930 (pushdecl): Don't call c_begin_vm_scope.
13931 (make_label): Add defining and p_label_vars parameters. Change
13933 (lookup_label): Correct test for whether a label has not yet been
13934 defined. Call bind_label rather than bind.
13935 (warn_about_goto): New static function.
13936 (lookup_label_for_goto): New function.
13937 (declare_label): Call bind_label rather than bind.
13938 (check_earlier_gotos): New static function.
13939 (define_label): Don't give errors about jumping into statement
13940 expressions or scopes of variably modified types. Call
13941 set_spot_bindings and check_earlier_gotos. Call bind_label
13942 instead of bind. Don't set label_context_stack_se or
13943 label_context_stack_vm.
13944 (c_get_switch_bindings): New function.
13945 (c_release_switch_bindings): New function.
13946 (c_check_switch_jump_warnings): New function.
13947 (start_function): Don't set label_context_stack_se or
13948 label_context_stack_vm.
13949 (finish_function): Likewise.
13950 * c-typeck.c (label_context_stack_se): Don't define.
13951 (label_context_stack_vm): Don't define.
13952 (c_finish_goto_label): Call lookup_label_for_goto rather than
13953 lookup_label. Don't give errors about jumping into a statement
13954 expression or the scope of a variably modified type. Don't set
13955 label_context_stack_se or label_context_stack_vm.
13956 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13957 fields. Add bindings field.
13958 (c_start_case): Don't set deleted fields. Set bindings field.
13959 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13960 or blocked_vm. Call c_check_switch_jump_warnings.
13961 (c_finish_case): Don't test blocked_stmt_expr field. Call
13962 c_release_switch_bindings.
13963 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13964 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13965 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13966 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13967 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13968 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13969 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13970 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13971 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13972 (C_DECL_UNJUMPABLE_VM): Don't define.
13973 (C_DECL_UNDEFINABLE_VM): Don't define.
13974 (struct c_label_list): Don't define.
13975 (struct c_label_context_se): Don't define.
13976 (struct c_label_context_vm): Don't define.
13977 (struct c_spot_bindings): Declare.
13978 (c_bindings_start_stmt_expr): Declare.
13979 (c_bindings_end_stmt_expr): Declare.
13980 (lookup_label_for_goto): Declare.
13981 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13982 (c_check_switch_jump_warnings): Declare.
13983 (label_context_stack_se, label_context_stack_vm): Don't declare.
13984 (c_finish_goto_label): Update declaration.
13985 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13986 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13987 (Warning Options): Document -Wjump-misses-init.
13989 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13991 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13994 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13996 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13998 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14000 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14002 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14004 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14006 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14008 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14009 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14010 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14011 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14012 * dwarf2asm.c (dw2_force_const_mem): Update call to
14013 make_decl_one_only.
14014 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14015 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14016 * langhooks.c (lhd_comdat_group): Remove.
14017 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14018 * tree.h (DECL_COMDAT_GROUP): New.
14019 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14020 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14021 (make_decl_one_only): Change signature.
14022 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14023 make_decl_one_only.
14024 (make_decl_one_only): Change signature.
14025 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14027 2009-06-15 Richard Guenther <rguenther@suse.de>
14029 PR middle-end/40439
14030 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14032 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14034 * tree-ssa-math-opts.c: Remove extra divide.
14036 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14038 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14040 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14042 * passes.c: Add bswap pass.
14043 * tree-pass.h: Add pass_optimize_bswap declaration.
14044 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14045 Include rtl.h, expr.h and optabs.h for optab_handler check.
14046 (struct symbolic_number, pass_optimize_bswap): New definition.
14047 (do_shift_rotate, verify_symbolic_number_p): New functions.
14048 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14049 (gate_optimize_bswap): New function.
14050 * tree.c (widest_int_cst_value): New function.
14051 * tree.h (widest_int_cst_value): Prototype added.
14053 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
14055 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
14056 REG_EQUAL/REG_EQUIV notes.
14058 2009-06-14 Richard Guenther <rguenther@suse.de>
14060 PR middle-end/40389
14061 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
14062 has its address taken if NRV was applied and it is addressable.
14063 * tree-ssa-structalias.c (get_constraint_for_address_of): New
14064 function split out from ...
14065 (get_constraint_for_1): ... here.
14066 (handle_rhs_call): Use it to mark the return slot escaped if
14067 it is addressable and NRV was applied.
14069 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14071 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
14072 Change first argument type to location_t.
14073 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
14074 Do not set input_location.
14075 Use loc instead of input_location throughout.
14077 2009-06-13 Richard Guenther <rguenther@suse.de>
14079 PR tree-optimization/40421
14080 * tree-predcom.c (should_unroll_loop_p): Remove.
14081 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
14083 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14085 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14086 Add location argument.
14088 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14090 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
14092 * config/s390/s390.c (s390_build_builtin_va_list): Same.
14093 (s390_gimplify_va_arg): Pass location to create_artificial_label.
14094 * config/spu/spu-protos.h: Add location to
14095 spu_resolve_overloaded_builtin.
14096 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
14097 spu_build_builtin_va_list.
14098 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
14099 argument. Pass location to build_function_call_vec.
14100 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
14102 (emit_fpu_switch): Same.
14103 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
14104 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
14105 to build_decl and create_artificial_label.
14106 (xtensa_gimplify_va_arg_expr): Same.
14107 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
14108 (xstormy16_gimplify_va_arg_expr): Same.
14109 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
14110 * config/arm/arm.c (arm_build_builtin_va_list): Same.
14111 * config/mips/mips.c (mips_build_builtin_va_list): Same.
14112 (mips16_build_function_stub): Same.
14113 (mips16_build_call_stub): Same.
14115 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
14118 * arm/constraints.md (Pa, Pb): New constraints.
14119 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
14120 split pattern to deal with them.
14122 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
14124 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
14125 fix index entry for -Xpreprocessor.
14127 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14129 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14130 Add location argument to build_decl call.
14131 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
14132 (rs6000_init_builtins): Same.
14133 (spe_init_builtins): Same.
14134 (rs6000_gimplify_va_arg): Add location argument to
14135 create_artificial_label call.
14137 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
14139 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
14140 * combine-stack-adj.c (pass_stack_adjustments): Use it.
14141 * Makefile.in: Fix GGC dependency for gcse.o.
14143 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14145 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
14146 * gimple-pretty-print.c (dump_gimple_stmt): Same.
14147 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
14149 * c-parser.c (c_parser_binary_expression): Use current column while
14150 building binary operations.
14151 * common.opt (fshow-column): Enable by default.
14152 * tree-vrp.c (check_array_ref): Use warning_at.
14153 (check_array_bounds): Use location from call back if expr has no
14155 * tree.h: Add location argument to maybe_fold_*.
14156 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
14157 (maybe_fold_offset_to_array_ref): Add location argument and use it.
14158 (maybe_fold_offset_to_component_ref): Same.
14159 (maybe_fold_offset_to_reference): Same.
14160 (maybe_fold_offset_to_address): Same.
14161 (maybe_fold_stmt_indirect): Same.
14162 (maybe_fold_stmt_addition): Same.
14163 (fold_stmt_r): Pass location to maybe_fold_*.
14164 (fold_gimple_assign): Same.
14165 * c-tree.h: Add location argument to finish_decl,
14166 default_function_array_conversion, store_init_value.
14167 * c-decl.c (define_label): Use error_at.
14168 (c_make_fname_decl): Pass location to finish_decl.
14169 (finish_decl): New location argument.
14170 (build_compound_literal): Pass location to store_init_value.
14171 (grokdeclarator): Pass location to finish_decl.
14173 * c-typeck.c (array_to_pointer_conversion): New location argument.
14174 (function_to_pointer_conversion): Same.
14175 (default_function_array_conversion): Same.
14176 (parser_build_unary_op): Pass location to overflow_warning.
14177 (parser_build_binary_op): Same. Use warning_at.
14178 (build_unary_op): Pass location to array_to_pointer_conversion.
14179 (build_c_cast): Pass location to digest_init.
14180 (build_modify_expr): New location argument.
14181 (convert_for_assignment): Same.
14182 (store_init_value): Same.
14183 (digest_init): Same.
14184 (output_init_element): Pass location to digest_init and
14185 array_to_pointer_conversion.
14186 (c_finish_return): Pass location to convert_for_assignment.
14187 * gimplify.c (gimplify_conversion): Pass location to
14188 maybe_fold_offset_to_address.
14189 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
14190 to maybe_fold_stmt_addition.
14191 * c-omp.c (c_finish_omp_atomic): Pass new location to
14193 (c_finish_omp_for): Same.
14194 * c-common.c (overflow_warning): New argument.
14195 * c-common.h: New argument to build_modify_expr, overflow_warning.
14196 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
14198 (c_parser_initializer): Pass location to
14199 default_function_array_conversion.
14200 (c_parser_initelt): Same.
14201 (c_parser_initval): Same.
14202 (c_parser_asm_operands): Same.
14203 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
14204 (c_parser_conditional_expression): Same.
14205 (c_parser_binary_expression): Add location info to stack. Use it.
14206 (c_parser_unary_expression): Pass location to
14207 default_function_array_conversion, parser_build_unary_op,
14208 build_indirect_ref, c_parser_postfix_expression_after_primary.
14209 (c_parser_postfix_expression_after_primary): New location argument.
14211 (c_parser_expression_conv): Pass location to
14212 default_function_array_conversion.
14213 (c_parser_expr_list): Same.
14214 (c_parser_omp_atomic): Same.
14215 (c_parser_omp_for_loop): Same.
14216 * c-tree.h (struct c_declarator): Add comment to id_loc.
14217 (build_array_declarator): New argument.
14218 * c-decl.c (build_array_declarator): Add location argument.
14219 (grokdeclarator): Set id_loc for cdk_array.
14220 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14221 build_array_declarator.
14222 * tree.c (build_omp_clause): Add location argument.
14223 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14224 (OMP_CLAUSE_LOCATION): New macro.
14225 (struct tree_omp_clause): Add location field.
14226 (build_omp_clause): Add argument.
14227 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14228 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14230 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14231 (cp_parser_omp_clause_collapse): Same.
14232 (cp_parser_omp_clause_default): Same.
14233 (cp_parser_omp_clause_if): Same.
14234 (cp_parser_omp_clause_nowait): Same.
14235 (cp_parser_omp_clause_num_threads): Same.
14236 (cp_parser_omp_clause_ordered): Same.
14237 (cp_parser_omp_clause_schedule): Same.
14238 (cp_parser_omp_clause_untied): Same.
14239 (cp_parser_omp_for_loop): Same.
14240 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14241 * c-tree.h (c_start_case): Add location argument.
14242 (c_process_expr_stmt): Same.
14243 (c_finish_goto_*): Same.
14244 * tree-parloops.c (initialize_reductions): Pass location to
14246 (create_parallel_loop): Same.
14247 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14248 (gfc_trans_omp_reduction_list): Same.
14249 (gfc_trans_omp_clauses): Same.
14250 (gfc_trans_omp_do): Same.
14251 * c-typeck.c (c_finish_goto_label): Same.
14252 (c_finish_goto_ptr): New location argument.
14253 (c_start_case): Same.
14254 (emit_side_effect_warnings): Same.
14255 (c_process_expr_stmt): Same.
14256 (c_finish_stmt_expr): Same.
14257 (c_finish_omp_clauses): Use error_at instead of error.
14258 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14260 * c-omp.c (c_split_parallel_clauses): New location argument.
14261 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14262 to build_omp_clause.
14263 (convert_local_reference_stmt): Same.
14264 (convert_gimple_call): Same.
14265 * c-common.h (c_split_parallel_clauses): New argument.
14266 * c-parser.c (c_parser_statement_after_labels): Pass location to
14267 c_finish_goto_label.
14268 (c_parser_switch_statement): Pass location to c_start_case.
14269 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14270 and c_process_expr_stmt.
14271 (c_parser_omp_variable_list): Add location argument.
14272 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14273 (c_parser_omp_clause_default): Same.
14274 (c_parser_omp_clause_if): Same.
14275 (c_parser_omp_clause_num_threads): Same.
14276 (-c_parser_omp_clause_ordered): Same.
14277 (c_parser_omp_clause_reduction): Pass location to
14278 c_parser_omp_variable_list.
14279 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14280 (c_parser_omp_clause_untied): Same.
14281 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14282 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14284 * c-tree.h (check_for_loop_decls, undeclared_variable,
14285 build_component_ref, build_array_ref, build_external_ref,
14286 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14287 build_conditional_expr, build_compound_expr, c_cast_expr,
14288 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14289 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14291 * c-semantics.c (build_stmt): Same.
14292 (build_case_label): Same.
14293 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14294 (undeclared_variable): New argument.
14295 (make_label): Same.
14296 (lookup_label): Pass location on down.
14297 (define_label): Same.
14298 (finish_decl): Same.
14299 (build_compound_literal): Same.
14300 (finish_struct): Same.
14301 (finish_function): Do not set location here.
14302 (check_for_loop_decls): New argument.
14303 * tree.c (save_expr): Set location.
14304 (build_empty_stmt): New argument.
14305 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14306 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14307 * builtins.c (gimplify_va_arg_expr): Use locations.
14308 (expand_builtin_sync_operation): Same.
14309 * c-typeck.c (build_component_ref): New argument.
14310 (build_array_ref): Same.
14311 (build_external_ref): Same.
14312 (c_expr_sizeof_expr): Same.
14313 (c_expr_sizeof_type): Same.
14314 (parser_build_unary_op): Same.
14315 (build_conditional_expr): Same.
14316 (build_compound_expr): Pass location on down.
14317 (build_compound_expr): New argument.
14318 (build_c_cast): Same.
14319 (c_cast_expr): Same.
14320 (build_asm_expr): Same.
14321 (c_finish_return): Same.
14322 (c_process_expr_stmt): Pass location on down.
14323 (c_finish_stmt_expr): New argument.
14324 (push_clenaup): Same.
14325 (c_finish_omp_parallel): Same.
14326 (c_finish_omp_task): Same.
14327 * gimplify.c (gimplify_call_expr): Pass location on down.
14328 * c-omp.c (c_finish_omp_master): New argument.
14329 (c_finish_omp_critical): Same.
14330 (c_finish_omp_ordered): Same.
14331 (c_finish_omp_barrier): Same.
14332 (-c_finish_omp_taskwait): Same.
14333 (c_finish_omp_atomic): Same.
14334 (c_finish_omp_flush): Same.
14335 * tree-inline.c (copy_tree_body_r): Pass location on down.
14336 (inline_forbidden_p): Remove use of input_location.
14337 * c-gimplify.c (c_build_bind_expr): New argument.
14338 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14339 (c_sizeof_or_alignof_type): New argument.
14340 (c_alignof_expr): Same.
14341 (build_va_arg): Same.
14342 (c_add_case_label): Same.
14343 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14344 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14345 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14346 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14347 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14348 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14350 * stub-objc.c (objc_build_selector_expr): Same.
14351 (objc_build_throw_stmt): Same.
14352 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14353 (c_parser_initelt): Same.
14354 (c_parser_compound_statement): Same.
14355 (c_parser_compound_statement_nostart): Same.
14356 (c_parser_label): Same.
14357 (c_parser_statement_after_labels): Same.
14358 (c_parser_if_body): Same.
14359 (c_parser_else_body): Same.
14360 (c_parser_if_statement): Same.
14361 (c_parser_switch_statement): Same.
14362 (c_parser_while_statement): Same.
14363 (c_parser_do_statement): Same.
14364 (c_parser_for_statement): Same.
14365 (c_parser_asm_statement): Same.
14366 (c_parser_conditional_expression): Same.
14367 (c_parser_binary_expression): Same.
14368 (c_parser_cast_expression): Same.
14369 (c_parser_unary_expression): Same.
14370 (c_parser_sizeof_expression): Same.
14371 (c_parser_alignof_expression): Same.
14372 (c_parser_postfix_expression): Same.
14373 (c_parser_expression): Same.
14374 (c_parser_objc_receiver): Same.
14375 (c_parser_omp_variable_list): Same.
14376 (c_parser_omp_structured_block): Same.
14377 (c_parser_omp_atomic): New argument.
14378 (c_parser_omp_barrier): Same.
14379 (c_parser_omp_critical): Same.
14380 (c_parser_omp_flush): Pass location on down.
14381 (c_parser_omp_for_loop): New argument.
14382 (c_parser_omp_for): Same.
14383 (c_parser_omp_master): Same.
14384 (c_parser_omp_ordered): Same.
14385 (c_parser_omp_sections_scope): Same.
14386 (c_parser_omp_sections): Same.
14387 (c_parser_omp_parallel): Same.
14388 (c_parser_omp_single): Same.
14389 (c_parser_omp_task): Same.
14390 (c_parser_omp_taskwait): Pass location on down.
14391 (c_parser_omp_construct): Same.
14392 (c_parser_omp_threadprivate): Same.
14393 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14394 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14395 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14396 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14397 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14398 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14399 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14400 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14401 config/i386/i386.c, stmt.c:
14402 Add location argument to the following function definitions and/or
14403 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14404 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14405 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14406 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14407 do_case, c_finish_bc_stmt, build_compound_literal,
14408 build_function_call.
14409 * c-decl.c (build_compound_literal): Add location argument.
14410 Make all diagnostic calls use location.
14411 (start_struct): Same.
14412 (finish_struct): Same.
14413 (start_enum): Same.
14414 (build_enumerator): Same.
14415 (start_function): Same.
14416 (grokdeclarator): Make all diagnostic calls use location.
14417 (store_parm_decls_oldstyle): Same.
14418 * c-typeck.c (build_function_call): Add location argument.
14419 Make all diagnostic calls use location.
14421 (c_finish_bc_stmt): Same.
14422 * tree-nested.c (get_trampoline_type): Add argument.
14423 Pass location to build_decl.
14424 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14425 * rtl.h (RTL_LOCATION): New.
14426 * c-common.c (c_add_case_label): Add location argument.
14427 Make all diagnostic calls use location.
14428 * c-common.h: Add location argument to make_fname_decl, do_case,
14429 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14430 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14431 Set it appropriately for every case. Pass enum_loc to start_enum
14432 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14434 (c_parser_struct_or_union_specifier): Save location. Use it for
14435 start_struct, finish_struct, and parser_xref_tag.
14437 2009-06-12 Ian Lance Taylor <iant@google.com>
14439 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14441 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14442 cpp_opts->warn_cxx_operator_names.
14444 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14447 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14448 is returns NULL and OP is a VCE, look through the VCE.
14450 2009-06-12 Ian Lance Taylor <iant@google.com>
14453 * collect2.c (main): Use CONST_CAST2 in code inside #if
14454 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14456 2009-06-12 Joey Ye <joey.ye@intel.com>
14458 PR middle-end/39146
14459 * cfgexpand.c (get_decl_align_unit): Update
14460 max_used_stack_slot_alignment with align instead of
14461 stack_alignment_needed.
14463 * function.c (assign_stack_local_1): Update
14464 max_used_stack_slot_alignment with alignment_in_bits instead
14465 of stack_alignment_needed.
14466 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14469 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14471 * dwarf2out.c (last_var_location_insn): New variable.
14472 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14473 (dwarf2out_var_location): Don't record anything after last real
14474 insn. Only change labels if there were any real instructions
14475 in between last note and this one, or if changed sections.
14477 2009-06-11 Richard Henderson <rth@redhat.com>
14479 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14480 note when storing the frame pointer in a register.
14481 (FRP): Don't redefine to nothing for epilogue.
14482 (alpha_expand_epilogue): Mark register and sp restores.
14483 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14485 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14486 when gen_lowpart is needed.
14488 2009-06-11 Richard Henderson <rth@redhat.com>
14490 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14492 * dwarf2out.c (need_data_align_sf_opcode): New.
14493 (div_data_align): Move earlier.
14494 (def_cfa_1, reg_save): Use it.
14496 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14498 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14499 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14500 (ix86_handle_option): Handle OPT_mcrc32.
14501 (ix86_target_string): Add -mcrc32.
14502 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14504 * config/i386/i386.h (TARGET_CRC32): New.
14506 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14507 (sse4_2_crc32di): Likewise.
14509 * config/i386/i386.opt (mcrc32): New.
14511 * doc/invoke.texi: Document -mcrc32.
14513 2009-06-11 Richard Henderson <rth@redhat.com>
14515 * common.opt (gdwarf-): Accept a version number.
14516 * doc/invoke.texi (gdwarf-): Update docs.
14517 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14518 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14519 version level, and record it.
14521 * dwarf2.h (DW_CIE_VERSION): Remove.
14522 * dwarf2out.c (DWARF_VERSION): Remove.
14523 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14524 (output_call_frame_info): Use CIE version 3 for dwarf3,
14525 or if the return register column is out of range for version 1.
14526 (dwarf_stack_op_name): Add all dwarf3 values.
14527 (DEBUG_PUBTYPES_SECTION): New.
14528 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14529 encoding change for dwarf3.
14530 (output_die) [dw_val_class_die_ref]: Likewise.
14531 (output_compilation_unit_header): Emit correct version for dwarf3.
14532 (output_line_info): Likewise.
14533 (output_pubnames): Update for DWARF_VERSION removal.
14534 (output_aranges): Likewise.
14535 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14536 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14537 (dwarf2out_finish): Likewise.
14539 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14541 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14544 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14547 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14548 * builtins.c (expand_builtin_unreachable): New function.
14549 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14550 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14551 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14553 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14554 searching for missing barriers.
14556 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14558 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14559 when -fprofile-generate* was passed.
14560 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14562 2009-06-11 Anthony Green <green@moxielogic.com>
14564 * config/moxie/moxie.md: Define length attribute for all instructions.
14566 (*b<cond:code>): Support limited branch ranges for new PC-relative
14567 branch instructions.
14568 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14570 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14572 * config/i386/i386.c (min_insn_size): Use get_attr_length
14573 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14574 For __asm return 0.
14576 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14577 instead of emit_insn_before.
14579 2009-06-10 Ian Lance Taylor <iant@google.com>
14582 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14585 2009-06-10 Revital Eres <eres@il.ibm.com>
14587 * passes.c (init_optimization_passes): Reschedule
14588 predictive-commoning pass before complete unroll pass.
14590 2009-06-10 Martin Jambor <mjambor@suse.cz>
14592 * cgraph.c (cgraph_node_can_be_local_p): New function.
14593 (cgraph_make_node_local): New function.
14594 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14595 (cgraph_make_node_local): Declare.
14597 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14599 * tree.h (tree_base): Add packed_flag and user_align fields.
14600 Decrease size of spare field.
14601 (TYPE_USER_ALIGN): Use user_align from tree_base.
14602 (DECL_USER_ALIGN): Likewise.
14603 (TYPE_PACKED): Use packed_flag from tree_base.
14604 (DECL_PACKED): Likewise.
14605 (tree_type): Delete packed_flag and user_align fields. Widen
14606 precision field. Widen mode field and shuffle fields to align
14607 mode on an 8-bit boundary.
14608 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14609 Renumber decl_flag_* fields. Fix comments. Widen
14610 decl_common_unused field.
14611 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14612 (DECL_EXTERNAL): Likewise.
14613 (DECL_BIT_FIELD): Likewise.
14614 (DECL_NONADDRESSABLE_P): Likewise.
14615 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14616 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14618 2009-06-10 Ian Lance Taylor <iant@google.com>
14620 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14621 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14622 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14623 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14624 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14625 DEF_VEC_ALLOC_FUNC_P.
14626 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14627 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14628 DEF_VEC_ALLOC_FUNC_O.
14629 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14630 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14631 DEF_VEC_ALLOC_FUNC_I.
14632 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14633 (vec_stack_p_reserve_exact_1): Declare.
14634 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14635 (vec_stack_free): Declare.
14636 (VEC_stack_alloc): Define.
14637 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14638 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14639 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14640 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14642 (stack_vecs): New static variable.
14643 (vec_stack_p_reserve_exact_1): New function.
14644 (vec_stack_o_reserve_1): New static function.
14645 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14646 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14647 (vec_stack_free): New function.
14648 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14649 (VEC_df_ref_stack_alloc): Define.
14650 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14651 DEF_VEC_ALLOC_P_STACK.
14652 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14653 (struct df_collection_rec): Change _vec fields to VEC. Remove
14655 (df_free_collection_rec): Adjust for new fields.
14656 (df_insn_rescan): Use new df_collection_rec fields.
14657 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14658 (df_ref_create_structure, df_ref_record): Likewise.
14659 (df_get_conditional_uses, df_get_call_refs): Likewise.
14660 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14661 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14662 (df_record_exit_block_uses, df_bb_verify): Likewise.
14663 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14664 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14665 Remove count parameter. Change return type to void. Change all
14667 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14668 Remove count parameter. Change return type to void. Change all
14670 (df_install_refs): Change old_vec parameter to VEC. Remove count
14671 parameter. Change all callers.
14672 (df_install_mws): Change old_vec parameter to VEC. Remove count
14673 parameter. Change all callers.
14674 (df_refs_verify): Change new_rec parameter to VEC. Change call
14676 (df_mws_verify): Likewise.
14678 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14680 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14682 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14684 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14686 2009-06-10 Anthony Green <green@moxielogic.com>
14688 * config/moxie/crti.asm: New file.
14689 * config/moxie/crtn.asm: New file.
14690 * config/moxie/moxie.c: New file.
14691 * config/moxie/moxie.h: New file.
14692 * config/moxie/sfp-machine.h: New file.
14693 * config/moxie/moxie-protos.h: New file.
14694 * config/moxie/t-moxie: Created.
14695 * config/moxie/t-moxie-softfp: Created.
14696 * config/moxie/moxie.md: Created.
14697 * config/moxie/constraints.md: Created.
14698 * config.gcc: Add moxie support.
14699 * doc/md.texi (Machine Constraints): Add moxie constraints.
14700 * doc/contrib.texi (Contributors): Mention moxie port.
14701 * doc/install.texi (Specific): Mention the moxie port.
14703 2009-06-09 Ian Lance Taylor <iant@google.com>
14705 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14706 compiling with C++.
14707 * optabs.c (optab_table): Only use designated initializers if
14708 HAVE_DESIGNATED_INITIALIZERS is defined.
14709 (convert_optab_table): Likewise.
14710 (init_optabs): Always call init_insn_codes if
14711 HAVE_DESIGNATED_INITIALIZERS is not defined.
14713 2009-06-09 Ian Lance Taylor <iant@google.com>
14715 * targhooks.c (default_builtin_vectorized_function): Change fn
14716 parameter to unsigned int.
14717 (default_builtin_vectorized_conversion): Change code parameter to
14719 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14720 * targhooks.h: Update declarations.
14721 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14722 parameter to unsigned int.
14724 * c-typeck.c (comptypes_check_enum_int): New static function.
14725 (comptypes_internal): Add enum_and_int_p parameter. Change all
14727 (comp_target_types): Add location parameter. Change all callers.
14728 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14729 Change all callers.
14730 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14731 (build_conditional_expr): Add colon_loc parameter. Change all
14733 (convert_for_assignment): Add location parameter. Change all callers.
14734 * c-parser.c (c_parser_conditional_expression): Pass location of
14735 colon to build_conditional_expr.
14736 * c-tree.h (build_conditional_expr): Update declaration.
14738 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14740 * graphite.c: Revert previous patch.
14742 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14745 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14747 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14749 * tree-ssa-loop-prefetch.c
14750 (loop_prefetch_arrays): Fixed a portability problem in printf format
14753 2009-06-09 Martin Jambor <mjambor@suse.cz>
14755 PR tree-optimization/40351
14756 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14757 refrence to a potential artifical subaccess can be constructed.
14759 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14761 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14762 (sh_override_options): Likewise.
14763 * config/sh/sh.c: Include params.h.
14764 (sh_optimization_options): New.
14765 (sh_override_options): Likewise.
14766 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14767 (OVERRIDE_OPTIONS): Use sh_override_options.
14769 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14771 * dwarf2out.c (emit_cfa_remember): New variable.
14772 (add_fde_cfi): If emit_cfa_remember, recurse to add
14773 DW_CFA_remember_state first.
14774 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14775 instead just set emit_cfa_remember.
14777 2009-06-08 Jan Hubicka <jh@suse.cz>
14780 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14782 2009-06-08 Jan Hubicka <jh@suse.cz>
14784 PR middle-end/39834
14785 * cgraphunit.c (save_inline_function_body): Do not copy transform
14786 hooks for saved inline bodies.
14787 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14788 for given function.
14790 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14792 * jump.c (returnjump_p): Handle delayed branches. Add missing
14795 2009-06-08 Jan Hubicka <jh@suse.cz>
14797 PR middle-end/40102
14798 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14799 original node might've been modified.
14800 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14802 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14804 * tree-object-size.c (addr_object_size): Add OSI argument.
14805 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14806 (compute_builtin_object_size, expr_object_size): Adjust callers.
14807 (plus_stmt_object_size): Call addr_object_size instead of
14808 compute_builtin_object_size.
14810 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14811 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14813 * tree-ssa-loop-prefetch.c
14814 (gather_memory_references): Introduced a counter for the number of
14816 (anything_to_prefetch_p): Introduced a counter for the number of
14818 (is_loop_prefetching_profitable): New function with a cost model
14820 (loop_prefetch_arrays): Use the new cost model to determine if
14821 prefetching is profitable.
14822 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14823 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14824 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14825 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14826 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14827 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14829 2009-06-08 Michael Matz <matz@suse.de>
14832 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14833 partitions use the same.
14834 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14835 for basevars of SSA_NAMEs.
14836 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14837 to not expand them twice.
14838 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14841 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14843 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14844 (fdump-final-insns=, gtoggle): New.
14845 * doc/invoke.texi: Document them.
14846 * final.c (rest_of_clean_state): Dump final insn stream.
14847 * gcc.c (invoke_as): Hook in -fcompare-debug.
14848 (static_spec_functions): Add compare-debug-dump-opt,
14849 compare-debug-self-opt and compare-debug-auxbase-opt.
14850 (compare_debug, compare_debug_second, compare_debug_opt): New.
14851 (switches_debug_check, n_switches_debug_check): New.
14852 (debug_auxbase_opt, debug_check_temp_file): New.
14853 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14855 (do_self_spec): Handle arguments after switches.
14856 (do_spec_1): Add .gk extension to temp file basenames for compare.
14857 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14858 (cc1_options): Use it instead of normal auxbase computation for
14859 the second compare-debug compilation.
14860 (compare_files): New.
14861 (main): Set up and implement compare debug mode.
14862 (compare_debug_dump_opt_spec_function): New.
14863 (compare_debug_self_opt_spec_function): New.
14864 (compare_debug_auxbase_opt_spec_function): New.
14865 * toplev.c (process_options): Handle flag_gtoggle,
14866 flag_dump_final_insns.
14867 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14868 during -fcompare-debug-second compilation.
14870 2009-06-07 Ian Lance Taylor <iant@google.com>
14872 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14873 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14875 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14876 with no default node. Change warning with %H to warning_at.
14877 Don't clear warn_switch around case checking.
14878 * doc/invoke.texi (Warning Options): Clarify distinction between
14879 -Wswitch and -Wswitch-enum.
14881 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14883 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14885 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14887 * gbl-ctors.h: Add header guard.
14889 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14891 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14892 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14893 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14894 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14895 prototypes for removed functions.
14896 (expressions_equal_p): Move to ...
14897 * tree-ssa-sccvn.h: ... here and ...
14898 * matrix-reorg.c: ... adjust includes.
14900 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14902 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14904 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14906 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14907 (finish_function): Remove erroneous whitespace.
14909 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14911 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14912 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14914 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14916 * errors.c (internal_error): Commentary typo fix.
14917 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14918 * tree-ssa-pre.c: Ditto.
14920 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14922 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14923 them is supposed to hold actual statements.
14925 2009-06-06 Ian Lance Taylor <iant@google.com>
14927 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14928 empty statements can now have attributes.
14930 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14932 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14933 * config/mips/mips.md: Ditto.
14935 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14937 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14939 (__eabi_uconvert): Likewise.
14941 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14943 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14944 CFI_* definitions with IN_GCC.
14946 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14948 * xcoffout.h (xcoffout_source_line): Update prototype.
14950 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14952 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14953 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14955 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14957 PR middle-end/40340
14958 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14959 inlined_function_outer_scope_p blocks for artificial inlines
14961 * tree.c (tree_nonartificial_location): Rewrite using
14962 block_nonartificial_location.
14964 2009-06-05 Revital Eres <eres@il.ibm.com>
14965 Leehod Baruch <leehod@il.ibm.com>
14967 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14968 (expand_expr_real_1): Remove comment.
14969 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14970 Vectorize misaligned access when the target supports it.
14971 (vect_supportable_dr_alignment): Check for unaligned access support.
14972 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14975 2009-06-05 Julian Brown <julian@codesourcery.com>
14977 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14978 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14980 2009-06-05 Richard Guenther <rguenther@suse.de>
14983 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14984 as possibly unused.
14986 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14988 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14989 (save_gprs): Don't tell unwinder when a global register is saved.
14990 (s390_emit_epilogue): Emit needed epilogue unwind info.
14992 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14994 * dwarf2out.c (deferred_asm_name): New.
14995 (add_name_and_src_coords_attributes): Defer creation of
14996 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14998 (move_linkage_attr): New.
14999 (dwarf2out_finish): Revisit deferrals and emit attributes at the
15002 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15004 * tree-nested.c (finalize_nesting_tree_1): Declare the
15005 frame_decl in the binding tree.
15007 2009-06-04 Cary Coutant <ccoutant@google.com>
15009 * basic-block.h (struct basic_block_def): Add discriminator field.
15010 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15012 * debug.c (do_nothing_debug_hooks): Add additional entry.
15013 (debug_nothing_int_charstar_int): New function.
15014 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15015 (debug_nothing_int_charstar_int): New declaration.
15016 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15017 discriminator value in .loc directive.
15018 * final.c (last_discriminator): New variable.
15019 (discriminator): New variable.
15020 (final_start_function): Initialize above variables, pass current
15021 discriminator to debug hook.
15022 (notice_source_line): Check for discriminator change.
15023 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15024 * sdbout.c (sdbout_source_line): New parameter.
15025 * tree-cfg.c (struct locus_discrim_map): New structure type.
15026 (discriminator_per_locus): New hash table.
15027 (build_gimple_cfg): Allocate and free discriminator hash table.
15028 (make_edges): Call assign_discriminator.
15029 (locus_map_hash): New function.
15030 (locus_map_eq): New function.
15031 (next_discriminator_for_locus): New function.
15032 (same_line_p): New function.
15033 (assign_discriminator): New function.
15034 (make_cond_expr_edges): Call assign_discriminator.
15035 (make_gimple_switch_edges): Likewise.
15036 (first_non_label_stmt): New function.
15037 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15039 * xcoffout.c (xcoffout_source_line): Add new parameter.
15041 * configure.ac (gcc_cv_as_discriminator): New configury check for
15042 gas support for discriminator.
15043 * configure: Regenerate.
15044 * config.in: Regenerate.
15046 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15048 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15049 val after checking for integers.
15051 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15053 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
15055 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
15056 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
15057 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
15058 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
15059 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
15060 X64_SSE_REGPARM_MAX.
15061 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
15062 X64_SSE_REGPARM_MAX.
15064 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15066 * gcc.c (report_times_to_file): New.
15067 (execute): Implement it.
15068 (process_command): Support -time=.
15069 * doc/invoke.texi: Document it.
15071 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15073 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
15074 that have value exprs.
15076 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15078 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
15079 declarations for constants until...
15080 (dw2_output_indirect_constant_1): ... this point.
15082 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
15085 * arm.md (arm_addsi3): Don't try to split an add with an
15086 eliminable register until after reload has completed.
15088 2009-06-03 Ian Lance Taylor <iant@google.com>
15090 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
15091 * genattrtab.c (write_length_unit_log): Likewise.
15092 * genchecksum.c (dosum): Likewise.
15093 * gengtype.c (write_rtx_next): Likewise.
15094 (finish_root_table, write_roots): Likewise.
15095 * gimple.c (gimple_ops_offset_): Likewise.
15096 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
15097 * config/arc/arc.c (arc_attribute_table): Likewise.
15098 * config/arm/arm.c (arm_attribute_table): Likewise.
15099 * config/avr/avr.c (avr_attribute_table): Likewise.
15100 * config/crx/crx.c (crx_attribute_table): Likewise.
15101 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
15102 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
15103 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
15104 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
15105 * config/sh/sh.c (sh_attribute_table): Likewise.
15106 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
15107 * config/spu/spu.c (spu_attribute_table): Likewise.
15108 * config/v850/v850.c (v850_attribute_table): Likewise.
15110 * config/alpha/alpha.c (vms_attribute_table): Make static.
15111 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
15112 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
15113 * config/mips/mips.c (mips_attribute_table): Likewise.
15115 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
15117 (cc1-checksum.o): Likewise.
15119 2009-06-03 Steve Ellcey <sje@cup.hp.com>
15121 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
15123 2009-06-03 Jakub Jelinek <jakub@redhat.com>
15125 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
15126 insn if it is changing sp. Use gen_add3_insn instead of
15127 conditionally gen_addsi3 and gen_adddi3.
15128 (offset_below_red_zone_p): New static inline function.
15129 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
15130 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
15131 * config/rs6000/ppc-asm.h: Include auto-host.h.
15132 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
15133 CFI_RESTORE): Define.
15134 * config/rs6000/crtresxgpr.asm: Add unwind info.
15135 * config/rs6000/crtresxfpr.asm: Likewise.
15136 * config/rs6000/crtresgpr.asm: Likewise.
15137 * config/rs6000/crtresfpr.asm: Likewise.
15138 * config/rs6000/crtsavgpr.asm: Likewise.
15139 * config/rs6000/crtsavfpr.asm: Likewise.
15141 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
15142 argument of DWARF2_FRAME_REG_OUT macros.
15144 2009-06-03 Julian Brown <julian@codesourcery.com>
15146 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
15147 words or less (including TImode) in core registers.
15149 2009-06-03 Richard Guenther <rguenther@suse.de>
15151 PR middle-end/40328
15152 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
15154 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
15156 * statistics.c (statistics_counter_event): Do not record event
15157 in pass dump if its number == -1.
15158 (curr_statistics_hash): Add assert that we never get passes
15159 with static number == -1.
15161 2009-06-03 Richard Guenther <rguenther@suse.de>
15162 Andrey Belevantsev <abel@ispras.ru>
15164 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
15165 non-BLKmode arrays addressable.
15167 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
15169 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
15170 * config/m68k/m68k.h: ... here.
15172 2009-06-03 Martin Jambor <mjambor@suse.cz>
15174 PR tree-optimization/40323
15175 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
15178 2009-06-03 Richard Guenther <rguenther@suse.de>
15180 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15183 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
15185 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15186 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
15187 JUMP_TABLE_DATA_P where applicable.
15188 * config/sh/sh.c: Ditto.
15189 * config/sh/sh.h: Ditto.
15190 * config/sh/sh.md: Ditto.
15191 * config/sh/symbian.c: Ditto.
15193 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
15195 * config/i386/driver-i386.c (describe_cache): Optimize
15196 concatenation of strings. Use snprintf instead of sprintf.
15197 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
15198 target when not compiling with GCC.
15200 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
15202 * config/sh/sh.c: Revert last change.
15203 (sh_expand_epilogue): Emit a blockage insn before the frame
15204 pointer adjustment unconditionally.
15206 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15208 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
15209 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
15210 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
15211 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
15212 to COLLECT_GCC_OPTIONS.
15214 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15216 * collect2.c (target_system_root): New variable.
15217 (main): Handle --sysroot=.
15218 (ignore_library): Strip the sysroot from the library path.
15220 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15222 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15223 (collect2.o): Depend on collect2-aix.h.
15224 (collect2-aix.o): New rule.
15225 * collect2-aix.h: New file.
15226 * collect2-aix.c: Likewise.
15227 * collect2.c: Include collect2-aix.h. Don't undefine
15228 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15229 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15230 Use TARGET_AIX_VERSION instead of _AIX51.
15231 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15232 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15233 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15234 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15235 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15237 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15239 * collect2.c (ignore_library): Avoid premature post-increment
15240 and null deference.
15242 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15244 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15245 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15246 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15247 CROSS_DIRECTORY_STRUCTURE too.
15248 (LINK_LIBG_SPEC): Likewise.
15249 (LIB_SPEC): Add %R to sysroot paths.
15250 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15251 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15252 * config/rs6000/aix51.h: As for aix43.h.
15253 * config/rs6000/aix52.h: Likewise.
15254 * config/rs6000/aix53.h: Likewise.
15255 * config/rs6000/aix61.h: Likewise.
15256 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15257 to the beginning of sysroot paths.
15259 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15261 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15262 INSN_LISTs that are out of the REG_NOTE range.
15264 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15266 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15267 (struct var_to_expand): Likewise.
15268 (struct opt_info): Add head and tail for linked lists of the above.
15269 (analyze_insn_to_expand_var): Initialize next.
15270 (analyze_iv_to_split_insn): Likewise.
15271 (analyze_insns_in_loop): Create linked lists.
15272 (allocate_basic_variable): Simplify for use without hash table.
15273 (insert_var_expansion_initialization): Likewise, make it type-safer.
15274 (combine_var_copies_in_loop_exit): Likewise.
15275 (apply_opt_in_copies): Walk lists rather than hash tables.
15276 (release_var_copies): Simplified and inlined by hand into...
15277 (free_opt_info): ... this function.
15279 2009-06-02 Richard Guenther <rguenther@suse.de>
15281 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15284 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15286 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15287 only for builtins that are not overridden.
15289 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15291 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15294 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15296 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15298 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15300 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15302 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15304 * common.opt (fdump-unnumbered-links): New.
15305 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15306 * print-rtl.c (flag_dump_unnumbered_links): New.
15307 (print_rtx): Test it.
15309 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15311 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15312 push/pop multiple to 8-byte alignment.
15314 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15316 * config/i386/i386.c (queued_cfa_restores): New static variable.
15317 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15319 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15320 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15321 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15322 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15323 note unconditionally.
15324 (ix86_emit_restore_regs_using_mov): Likewise.
15325 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15326 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15327 it through to ix86_emit_restore_reg_using_pop.
15328 (ix86_emit_leave): Add RED_OFFSET argument. Call
15329 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15330 instead of adding REG_CFA_OFFSET note unconditionally.
15331 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15332 the above functions. Call ix86_add_queued_cfa_restore_notes when
15335 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15336 force output of the label even for dwarf2out_do_cfi_asm.
15337 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15338 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15339 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15341 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15342 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15343 dwarf2out_cfi_label callers.
15344 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15345 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15346 Adjust dwarf2out_cfi_label callers.
15347 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15349 * config/i386/i386.h (struct machine_cfa_state,
15350 struct machine_function): Guard with ifndef USED_FOR_TARGET
15351 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15354 * emutls.c (__emutls_get_address): Change arr->size to mean number
15355 of allocated arr->data entries instead of # of slots + 1.
15357 PR middle-end/40316
15358 * recog.c (peep2_reinit_state): New function.
15359 (peephole2_init_state): Use it at the end of a basic block and also
15360 when seeing a RTX_FRAME_RELATED_P insn.
15362 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15364 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15365 fixuns_truncrfdi2): New.
15366 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15367 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15368 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15369 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15370 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15371 *recip_approx): Remove.
15372 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15373 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15374 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15376 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15379 2009-06-01 Ian Lance Taylor <iant@google.com>
15381 * attribs.c (register_attribute): Use CONST_CAST.
15382 * collect2.c (main): Use CONST_CAST2.
15383 (scan_prog_file): Likewise.
15384 * gcc.c (process_command, main): Likewise.
15385 * toplev.c (toplev_main): Likewise.
15387 * c-typeck.c (handle_warn_cast_qual): New static function,
15388 partially broken out of build_c_cast.
15389 (build_c_cast): Call handle_warn_cast_qual.
15390 * doc/invoke.texi (Warning Options): Document new effect of
15393 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15395 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15396 (diagnostic_report_current_module): Print columns.
15397 * common.opt (flag_show_column): Enable by default.
15399 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15401 * alias.c (find_base_term): Check for NULL term before returning.
15403 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15405 Revert due to PR40320:
15406 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15407 * calls.c (emit_library_call_value_1): Don't force_operand for move
15410 2009-06-01 Olivier Hainque <hainque@adacore.com>
15411 Eric Botcazou <ebotcazou@adacore.com>
15413 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15414 to be processed as a bitfield for constructor output purposes.
15415 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15417 * varasm.c (oc_local_state): New type, output_constructor
15418 local state to support communication with helpers.
15419 (oc_outer_state): New type, output_constructor outer state of
15420 relevance in recursive calls.
15421 (output_constructor_array_range): New output_constructor helper,
15422 extracted code for an array range element.
15423 (output_constructor_regular_field): New output_constructor helper,
15424 extracted code for an element that is not a bitfield.
15425 (output_constructor_bitfield): New output_constructor helper,
15426 extracted code for a bitfield element. Accept an OUTER state
15427 argument for recursive processing. Recurse on record or array
15428 CONSTRUCTOR values, possibly past noop conversions.
15429 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15430 VALUE is a valid constant-valued expression for use in a static
15431 bit-field initializer.
15432 (output_constructor): Rework to use helpers. Accept and honor an
15433 OUTER state argument for recursive calls. Return total size. Be
15434 prepared for nested constructors initializing bitfields.
15435 (output_constant): Feed OUTER in calls to output_constructor.
15437 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15439 * calls.c (emit_library_call_value_1): Don't force_operand for move
15442 2009-06-01 Nick Clifton <nickc@redhat.com>
15444 * doc/invoke.texi (IA-64 Options): Fix typo.
15446 2009-06-01 Ira Rosen <irar@il.ibm.com>
15448 PR tree-optimization/39129
15449 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15451 (vect_do_peeling_for_loop_bound): Use
15452 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15453 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15454 (vect_loop_versioning): Likewise.
15455 (vect_create_cond_for_alias_checks): Fix indentation.
15456 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15458 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15459 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15460 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15461 "control flow in loop".
15462 (vect_estimate_min_profitable_iters): Use
15463 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15464 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15465 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15466 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15467 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15468 statement belongs to a group of strided accesses with the exact code
15470 (vectorizable_load): Likewise.
15471 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15472 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15474 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15476 * config/freebsd-stdint.h: New file.
15477 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15478 Add freebsd-stdint.h to tm_file.
15480 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15482 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15483 (thumb2_extendhidi2): Likewise.
15485 2009-05-31 Ian Lance Taylor <iant@google.com>
15487 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15489 2009-05-31 Ian Lance Taylor <iant@google.com>
15491 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15492 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15493 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15495 2009-05-31 Jason Merrill <jason@redhat.com>
15497 * tree-pretty-print.c (print_call_name): Take the callee, not the
15498 call itself. Make non-static. Use dump_function_name for functions.
15499 (dump_generic_node): Adjust.
15500 * diagnostic.h: Declare print_call_name.
15501 * gimple-pretty-print.c (dump_gimple_call): Use it.
15503 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15505 * config/sh/sh.md (ashldi3_std): New define_expand.
15508 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15511 * config/sh/sh.c: Include debug.h.
15512 (sh_expand_epilogue): Emit a blockage insn before the frame
15513 pointer adjustment also when dwarf2out_do_frame returns true.
15515 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15517 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15518 (thumb2_extendqidi2): New pattern.
15520 2009-05-31 Ira Rosen <irar@il.ibm.com>
15522 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15523 mark phis for renaming.
15524 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15525 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15526 Call mark_sym_for_renaming.
15527 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15528 * tree-vect-loop.c (vect_transform_loop): Remove
15529 vect_memsyms_to_rename initialization and a call to
15530 mark_set_for_renaming.
15532 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15534 PR middle-end/40304
15535 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15536 frame related even if !set_cfa && style < 0.
15538 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15540 * config/i386/mingw-tls.c: New file.
15541 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15542 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15543 defining _WIN32 but not __CYGWIN__.
15545 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15547 * configure.ac: Add MPC support.
15549 * config.in, configure: Regenerate.
15551 2009-05-29 Richard Henderson <rth@redhat.com>
15553 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15554 NOTE_INSN_BASIC_BLOCK.
15555 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15556 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15557 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15559 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15561 (add_cfi): Disable check redefining cfa away from drap.
15562 (lookup_cfa_1): Add remember argument; handle remember/restore.
15563 (lookup_cfa): Pass remember argument.
15564 (cfa_remember): New.
15565 (compute_barrier_args_size_1): Remove sibcall check.
15566 (dwarf2out_frame_debug_def_cfa): New.
15567 (dwarf2out_frame_debug_adjust_cfa): New.
15568 (dwarf2out_frame_debug_cfa_offset): New.
15569 (dwarf2out_frame_debug_cfa_register): New.
15570 (dwarf2out_frame_debug_cfa_restore): New.
15571 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15572 (dwarf2out_begin_epilogue): New.
15573 (dwarf2out_frame_debug_restore_state): New.
15574 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15575 DW_CFA_restore_state.
15576 (output_cfi_directive): Likewise.
15577 (convert_cfa_to_fb_loc_list): Likewise.
15578 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15579 * dwarf2out.h: Update.
15580 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15581 (copy_insn_1): Early out for null.
15582 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15583 and dwarf2out_frame_debug_restore_state.
15584 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15585 (prologue_insn_hash, epilogue_insn_hash): New.
15586 (free_after_compilation): Adjust freeing accordingly.
15587 (record_insns): Create hash table if needed; push insns into
15588 hash instead of array.
15589 (maybe_copy_epilogue_insn): New.
15590 (contains): Search hash table instead of array.
15591 (sibcall_epilogue_contains): Remove.
15592 (thread_prologue_and_epilogue_insns): Split eh_return insns
15593 and mark them as epilogues.
15594 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15595 scanning in terms of basic blocks.
15596 * insn-notes.def (CFA_RESTORE_STATE): New.
15597 * jump.c (returnjump_p_1): Accept EH_RETURN.
15598 (eh_returnjump_p_1, eh_returnjump_p): New.
15599 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15600 CFA_REGISTER, CFA_RESTORE): New.
15601 * rtl.def (EH_RETURN): New.
15602 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15604 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15605 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15607 * config/i386/i386.c (gen_push): Update cfa state.
15608 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15609 add a CFA_ADJUST_CFA note.
15610 (ix86_dwarf_handle_frame_unspec): Remove.
15611 (ix86_expand_prologue): Update cfa state.
15612 (ix86_emit_restore_reg_using_pop): New.
15613 (ix86_emit_restore_regs_using_pop): New.
15614 (ix86_emit_leave): New.
15615 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15616 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15617 * config/i386/i386.h (struct machine_cfa_state): New.
15618 (ix86_cfa_state): New.
15619 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15620 (eh_return_internal): Merge from eh_return_<mode>,
15621 use eh_return rtx, split w/ epilogue.
15623 2009-05-29 Ian Lance Taylor <iant@google.com>
15625 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15627 * calls.c (emit_library_call_value_1): Likewise.
15629 * c-typeck.c (c_build_va_arg): New function.
15630 * c-tree.h (c_build_va_arg): Declare.
15631 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15632 instead of build_va_arg.
15634 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15636 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15637 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15638 (ptr_difference_cost): Use affine combinations to compute it.
15639 (difference_cost): Likewise.
15640 (get_computation_cost_at): Compute more accurate cost for addresses
15641 if the ratio is a multiplier allowed in addresses.
15642 For non-addresses, consider that an additional offset or symbol is
15645 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15647 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15648 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15650 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15651 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15652 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15654 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15655 to 1 for TYPE_SSE{IADD1,CVT1}.
15656 (prefix_vex_imm8): Removed.
15657 (length_vex): Only pass 1 as second argument to
15658 ix86_attr_length_vex_default if prefix_extra is 0.
15659 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15660 (length): For prefix vex computation use length_immediate
15661 attribute instead of prefix_vex_imm8.
15662 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15663 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15664 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15665 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15666 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15667 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15668 a space in between the operands.
15669 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15670 if one operand is 0xff and the other one si, di, bp or sp.
15671 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15672 other one si, di, bp or sp.
15673 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15674 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15675 type and mode attributes.
15676 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15677 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15678 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15679 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15680 prefix_data16 attribute iff MODE_DF.
15681 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15682 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15683 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15684 constm128_operand in length_immediate computation.
15685 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15686 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15687 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15688 length_immediate attribute to 1.
15689 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15690 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15691 for certain alternatives.
15692 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15693 prefix_data16 attribute if MODE_V1DF.
15694 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15695 length_immediate to 1.
15696 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15697 length_address to 4, set mode attribute to MODE_DI.
15698 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15699 (fxam<mode>2_i387): Set length attribute to 4.
15700 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15701 *prefetch_3dnow_rex): Override length_address attribute.
15702 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15704 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15705 (constm128_operand): Removed.
15706 * config/i386/i386.c (memory_address_length): For
15707 disp && !index && !base in 64-bit mode account for SIB byte if
15708 print_operand_address can't optimize disp32 into disp32(%rip)
15709 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15710 for fs: or gs: segment.
15711 (ix86_attr_length_immediate_default): When checking if shortform
15712 is possible, truncate immediate to the length of the non-shortened
15714 (ix86_attr_length_address_default): Ignore MEM_P operands
15716 (ix86_attr_length_vex_default): Only check for DImode on
15717 GENERAL_REG_P operands.
15718 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15719 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15720 (sse_cvttps2pi): Clear prefix_rep attribute.
15721 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15723 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15724 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15725 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15726 iff operand 2 is const_int_operand.
15727 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15728 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15729 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15731 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15733 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15734 prefix_data16 attribute for movlpd and movhpd instructions.
15735 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15736 length_immediate for shufpd instruction.
15737 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15738 (avx_cmpp<avxmodesuffixf2c><mode>3,
15739 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15740 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15741 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15742 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15743 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15744 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15745 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15746 prefix_data16 attribute for the first alternative to 1.
15747 (*avx_loadlps): Override length_immediate for the first alternative.
15748 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15749 attributes for second alternative.
15750 (*vec_concatv2sf_sse4_1): Override length_immediate and
15751 prefix_data16 attributes for second alternative.
15752 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15753 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15754 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15755 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15756 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15757 prefix_data16 and length_immediate to 1.
15758 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15760 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15761 prefix_extra attribute for variants that don't have 0f prefix alone.
15762 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15763 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15764 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15765 *sse4_1_pextrd): Set length_immediate to 1.
15766 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15767 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15769 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15770 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15771 length_immediate to 1 for second alternative.
15772 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15773 prefix_extra and length_immediate attributes for the first
15775 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15777 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15778 to 1 for the first and third alternative.
15779 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15781 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15783 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15785 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15786 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15787 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15788 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15789 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15790 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15791 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15792 ssse3_psign<mode>3): Override prefix_rex attribute.
15793 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15794 (ssse3_palignrti): Override length_immediate to 1.
15795 (ssse3_palignrdi): Override length_immediate to 1, override
15796 prefix_rex attribute.
15797 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15798 (sse4a_extrqi): Override length_immediate to 2.
15799 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15800 (sse4a_insertq): Override prefix_data16 to 0.
15801 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15802 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15803 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15804 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15805 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15806 and length_immediate to 1.
15807 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15808 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15809 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15810 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15811 and length_immediate to 1.
15812 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15813 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15814 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15815 avx_ptest256): Override prefix_extra to 1.
15816 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15817 Override prefix_data16 and length_immediate to 1.
15818 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15819 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15820 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15821 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15822 prefix_data16 to 0 and prefix_extra to 2.
15823 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15824 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15826 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15827 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15828 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15829 and prefix_extra to 2.
15830 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15831 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15832 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15833 avx_vpermilvar<mode>3,
15834 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15835 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15836 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15837 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15838 Override prefix_extra to 1.
15839 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15840 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15841 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15842 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15843 prefix_extra and length_immediate to 1.
15844 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15846 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15847 to 1 for the first alternative.
15848 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15849 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15851 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15852 *movv2sf_internal_avx, *movv2sf_internal): Override
15853 prefix_rep attribute for certain alternatives.
15854 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15855 attributes for certain alternatives.
15856 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15857 attributes for certain alternatives.
15858 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15859 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15860 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15861 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15862 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15863 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15864 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15865 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15866 length_immediate to 1 if operand 2 is const_int_operand.
15867 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15868 *vec_extractv2si_1): Set length_immediate attribute to 1.
15869 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15870 using old 3DNOW insn rather than SSE/3DNOW_A.
15871 (mmx_emms, mmx_femms): Clear modrm attribute.
15873 2009-05-29 Martin Jambor <mjambor@suse.cz>
15875 * tree-sra.c: New implementation of SRA.
15877 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15878 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15879 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15880 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15881 (SRA_MAX_STRUCTURE_COUNT): Removed.
15882 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15883 * doc/invoke.texi (sra-max-structure-size): Removed.
15884 (sra-field-structure-ratio): Removed.
15886 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15888 PR middle-end/40291
15889 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15892 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15894 PR rtl-optimization/40101
15895 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15896 seqno. Adjust comment.
15897 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15898 inserting bookkeeping before a jump, the jump is not scheduled.
15899 When no positive seqno found, provide a value. Add comment.
15901 2009-05-29 Richard Guenther <rguenther@suse.de>
15903 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15904 short-cutting on the first component.
15906 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15908 PR middle-end/39958
15909 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15910 for trees other than decls/types.
15912 2009-05-29 Richard Guenther <rguenther@suse.de>
15914 * tree-ssa-operands.c (get_expr_operands): Do not handle
15915 INDIRECT_REFs in the handled-component case. Remove
15916 unused get_ref_base_and_extent case.
15917 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15918 tree_low_cst and host_integerp where possible.
15919 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15920 codes for equivalence.
15921 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15923 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15925 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15926 to tmake_file for i[34567]86-*-cygwin*.
15928 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15931 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15932 (altivec_categorize_keyword, init_vector_keywords,
15933 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15936 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15938 * tree.c (handle_dll_attribute): Check if node is
15939 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15941 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15943 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15945 (thumb2_zero_extendqidi2): Likewise.
15947 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15949 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15950 instead of gen_movrt.
15951 * config/sh/sh.md (movrt): Remove.
15953 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15955 * doc/invoke.texi (IA-64 Options):
15956 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15957 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15958 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15959 -msched-prefer-non-control-spec-insns,
15960 -msched-stop-bits-after-every-cycle,
15961 -msched-count-spec-in-critical-path,
15962 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15963 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15964 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15965 and -msched-spec-verbose.
15967 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15969 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15970 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15972 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15974 2009-05-28 Richard Guenther <rguenther@suse.de>
15976 * tree-ssa-alias.c (ao_ref_init): New function.
15977 (ao_ref_base): Likewise.
15978 (ao_ref_base_alias_set): Likewise.
15979 (ao_ref_alias_set): Likewise.
15980 (refs_may_alias_p_1): Change signature.
15981 (refs_may_alias_p): Adjust.
15982 (refs_anti_dependent_p): Likewise.
15983 (refs_output_dependent_p): Likewise.
15984 (call_may_clobber_ref_p_1): Change signature.
15985 (call_may_clobber_ref_p): Adjust.
15986 (stmt_may_clobber_ref_p_1): New function split out from ...
15987 (stmt_may_clobber_ref_p): ... here.
15988 (maybe_skip_until): Adjust signature.
15989 (get_continuation_for_phi): Likewise.
15990 (walk_non_aliased_vuses): Likewise.
15991 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15992 (ao_ref_init): Declare.
15993 (ao_ref_base): Likewise.
15994 (ao_ref_alias_set): Likewise.
15995 (stmt_may_clobber_ref_p_1): Likewise.
15996 (walk_non_aliased_vuses): Adjust.
15997 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15998 (get_ref_from_reference_ops): remove.
15999 (vn_reference_lookup_2): Adjust signature.
16000 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
16001 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
16002 (vn_reference_lookup): Adjust.
16003 (vn_reference_insert): Likewise.
16004 (vn_reference_insert_pieces): Adjust signature.
16005 (visit_reference_op_call): Adjust.
16006 * tree-ssa-pre.c (get_expr_type): Simplify.
16007 (phi_translate_1): Adjust.
16008 (compute_avail): Likewise.
16009 (translate_vuse_through_block): Do not re-build trees.
16010 (value_dies_in_block_x): Likewise.
16011 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16013 (vn_reference_lookup_pieces): Adjust declaration.
16014 (vn_reference_insert_pieces): Likewise.
16016 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16018 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16019 with checking disabled.
16021 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16025 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16026 macro definition for support of three-operand format aligned
16027 .comm directive in assembler on cygwin/pe/mingw target OS.
16028 * configure: Regenerate.
16029 * config.h: Regenerate.
16031 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16032 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16033 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16035 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16036 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16038 2009-05-28 Ira Rosen <irar@il.ibm.com>
16040 PR tree-optimization/40254
16041 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16042 in analysis of basic blocks.
16044 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16046 PR middle-end/33699
16047 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16048 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16049 (TARGET_INITIALIZER): Use it.
16050 * cse.c (CHEAPER): Move it up to the other macros.
16051 (insert): Rename this ...
16052 (insert_with_costs): ... to this. Add cost parameters. Update
16054 (insert): New function. Call insert_with_costs.
16055 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
16056 find_reg_offset_for_const, try_const_anchors): New functions.
16057 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16058 when using a const-anchor. Call insert_const_anchors.
16059 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
16060 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
16062 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16064 * tree-inline.c (remap_decls): Enable nonlocalized variables
16065 when not optimizing.
16067 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16069 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
16070 Simplify other tests involving optimize.
16072 2009-05-27 Tom Tromey <tromey@redhat.com>
16074 * unwind-dw2.c (_Unwind_DebugHook): New function.
16075 (uw_install_context): Call _Unwind_DebugHook.
16077 2009-05-27 Tom Tromey <tromey@redhat.com>
16079 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
16081 2009-05-27 Ian Lance Taylor <iant@google.com>
16083 * Makefile.in (LINKER, LINKER_FLAGS): Define.
16084 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
16085 (ALL_LINKERFLAGS): Define.
16086 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
16087 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16088 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
16089 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16090 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
16091 $(LINKER_FOR_BUILD).
16092 (build/gcov-iov$(build_exeext)): Likewise.
16094 2009-05-27 Julian Brown <julian@codesourcery.com>
16096 * gcse.c (target.h): Include.
16097 (can_assign_to_reg_without_clobbers_p): Check that the target allows
16098 copy of argument to a pseudo register.
16100 2009-05-27 Diego Novillo <dnovillo@google.com>
16102 * tree-ssa-live.c (dump_scope_block): Document arguments.
16103 (dump_scope_blocks): Document.
16104 (debug_scope_blocks): New.
16105 * tree-flow.h (debug_scope_blocks): Declare.
16107 2009-05-21 Denis Chertykov <denisc@overta.ru>
16109 * doc/contrib.texi (Contributors): Add myself to the list.
16111 2009-05-27 Olivier Hainque <hainque@adacore.com>
16113 * expr.c (target_align): New function. Alignment the TARGET of an
16114 assignment may be assume to have.
16115 (highest_pow2_factor_for_target): Use it instead of relying on
16116 immediate tree attributes of TARGET, not necessarily honored when
16117 intermediate bitfields are involved.
16119 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
16122 * config/i386/driver-i386.c (host_detect_local_cpu): Support
16123 AVX, SSE4, AES, PCLMUL and POPCNT.
16125 2009-05-27 Diego Novillo <dnovillo@google.com>
16127 * tree-pretty-print.c (dump_location): New.
16128 (dump_generic_node): Call it.
16129 Factor code to handle BLOCK nodes ...
16130 (dump_block_node): ... here.
16132 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
16134 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
16136 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
16138 * gcc-plugin.h: Include config.h and system.h.
16139 (IN_GCC): Define if not defined.
16141 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
16143 PR middle-end/40249
16144 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
16147 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
16149 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
16151 * config/m32r/m32r.h: Ditto.
16152 * config/m32r/m32r.md: Ditto.
16153 * config/m32r/predicates.md: Ditto.
16155 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
16157 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
16159 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
16162 (Loading plugins): typo.
16163 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
16164 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16165 (Interacting with the GCC Garbage Collector): Added new section.
16166 (Giving information about a plugin): Added new section for
16168 * ggc.h (ggc_register_root_tab): Added declaration.
16169 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
16170 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
16171 (register_callback): Improved comment in declaration.
16172 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
16173 (extra_root_vec) Added static variable for dynamic roots registration.
16174 (ggc_register_root_tab) Added new routine.
16175 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
16176 PLUGIN_GGC_MARKING event.
16177 * ggc-zone.c: Include plugin.h.
16178 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16179 * ggc-page.c: Include plugin.h.
16180 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16181 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
16182 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
16183 (register_callback): check lack of callbacks for
16184 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
16185 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
16186 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
16187 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16188 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
16189 dependency on plugin.h.
16190 (plugin.o): Added dependency on ggc.h...
16192 2009-05-26 Richard Guenther <rguenther@suse.de>
16194 PR middle-end/40248
16196 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16197 with mismatched comparison modes.
16199 * expr.c (expand_expr_real_1): Expand the operand of a
16200 VIEW_CONVERT_EXPR in its natural mode.
16202 2009-05-26 Ian Lance Taylor <iant@google.com>
16204 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
16205 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
16206 (ALL_COMPILERFLAGS): Define.
16207 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
16208 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16209 (collect2$(exeext), collect2.o): Likewise.
16210 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
16211 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
16212 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
16213 (libbackend.o, intl.o, cppdefault.o): Likewise.
16214 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16215 (build/%.o): Use $(COMPILER_FOR_BUILD).
16216 (build/gen%$(build_exeext)): Likewise.
16217 (build/gcov-iov$(build_exeext)): LIkewise.
16218 * config/t-darwin (darwin.o): Use $(COMPILER).
16219 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16220 * config/t-sol2 (sol2-c.o): Likewise.
16221 (sol2.o): Likewise.
16222 * config/t-vxworks (vxworks.o): Likewise.
16223 * config/x-darwin (host-darwin.o): Likewise.
16224 * config/x-hpux (host-hpux.o): Likewise.
16225 * config/x-linux (host-linux.o): Likewise.
16226 * config/x-solaris (host-solaris.o): Likewise.
16227 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16228 * config/arm/t-arm (arm-c.o): Likewise.
16229 * config/arm/t-pe (pe.o): Likewise.
16230 * config/arm/t-wince-pe (pe.o): Likewise.
16231 * config/i386/t-cygming (winnt.o): Likewise.
16232 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16233 * config/i386/t-cygwin (cygwin1.o): Likewise.
16234 (cygwin2.o): Likewise.
16235 * config/i386/t-i386 (i386-c.o): Likewise.
16236 * config/i386/t-interix (winnt.o): Likewise.
16237 * config/i386/t-netware (netware.o): Likewise.
16238 * config/i386/t-nwld (nwld.o): Likewise.
16239 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16240 * config/i386/x-i386 (driver-i386.o): Likewise.
16241 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16242 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16243 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16244 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16245 * config/mips/x-native (driver-native.o): Likewise.
16246 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16247 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16248 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16249 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16250 * config/score/t-score-elf (score7.o): Likewise.
16251 (score3.o): Likewise.
16252 * config/sh/t-sh (sh-c.o): Likewise.
16253 * config/sh/t-symbian (sh-c.o): Likewise.
16254 (symbian.o): Likewise.
16255 * config/spu/t-spu-elf (spu-c.o): Likewise.
16256 * config/v850/t-v850 (v850-c.o): Likewise.
16257 * config/v850/t-v850e (v850-c.o): Likewise.
16259 2009-05-26 Richard Guenther <rguenther@suse.de>
16261 PR tree-optimization/40122
16262 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16263 VECTOR_CSTs if possible.
16264 (fold_gimple_assign): Likewise.
16266 2009-05-26 Richard Guenther <rguenther@suse.de>
16268 PR middle-end/40252
16269 * fold-const.c (fold_binary): Use the correct types for building
16272 2009-05-26 Richard Guenther <rguenther@suse.de>
16274 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16275 redundant calls to merge_alias_info.
16276 (bump_vector_ptr): Likewise.
16277 * tree-ssa-copy.c (merge_alias_info): Remove.
16278 (replace_exp_1): Remove call to merge_alias_info.
16279 (propagate_tree_value): Likewise.
16280 (fini_copy_prop): Propagate points-to info.
16281 * tree-flow.h (merge_alias_info): Remove.
16283 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16285 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16287 2009-05-25 Jan Hubicka <jh@suse.cz>
16289 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16290 * cgraph.h (struct inline_summary): New filed self_wize,
16291 size_inlining_benefit, self_time and time_inlining_benefit.
16292 (struct cgraph_global_info): Replace insns by time ans size fields.
16293 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16294 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16295 (ipcp_update_callgraph): Do not touch function bodies.
16296 * ipa-inline.c: Include except.h
16297 (MAX_TIME): New constant.
16298 (overall_insns): Remove.
16299 (leaf_node_p): New.
16300 (overall_size, max_benefit): New static variables.
16301 (cgraph_estimate_time_after_inlining): New function.
16302 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16303 (cgraph_clone_inlined_nodes): Update size.
16304 (cgraph_mark_inline_edge): Update size.
16305 (cgraph_estimate_growth): Use size info.
16306 (cgraph_check_inline_limits): Check size.
16307 (cgraph_default_inline_p): Likewise.
16308 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16309 (cgraph_decide_recursive_inlining): Check size.
16310 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16312 (cgraph_decide_inlining): Likewise.
16313 (cgraph_decide_inlining_incrementally): Likewise; honor
16314 PARAM_EARLY_INLINING_INSNS.
16315 (likely_eliminated_by_inlining_p): New predicate.
16316 (estimate_function_body_sizes): New function.
16317 (compute_inline_parameters): Use it.
16318 * except.c (must_not_throw_labels): New function.
16319 * except.h (must_not_throw_labels): Declare.
16320 * tree-inline.c (init_inline_once): Kill inlining_weigths
16321 * tree-ssa-structalias.c: Avoid uninitialized warning.
16322 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16323 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16324 (PARAM_INLINE_CALL_COST): Remove.
16325 (PARAM_EARLY_INLINING_INSNS): New.
16327 2009-05-25 Richard Guenther <rguenther@suse.de>
16329 PR tree-optimization/36327
16330 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16331 callback for reference translation or lookup at the point of may-defs.
16332 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16333 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16334 for union COMPONENT_REFs.
16335 (vn_reference_lookup_3): New callback. Lookup from memset
16336 and CONSTRUCTOR assignment, translate through struct copies.
16337 (vn_reference_lookup_pieces): Make sure to not free the
16338 passed operands array. Adjust walk_non_aliased_vuses call.
16339 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16340 make sure we do not leak memory.
16342 2009-05-25 Richard Guenther <rguenther@suse.de>
16344 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16345 * tree-inline.c (expand_call_inline): Reset the escaped and
16346 callused solutions.
16347 * tree-ssa-structalias.c (pass_build_ealias): New.
16348 * tree-pass.h (pass_build_ealias): Declare.
16349 * passes.c (init_optimization_passes): Add PTA during
16350 early optimizations.
16351 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16352 and CALLUSED solutions.
16353 (dump_points_to_solution): New function, split out from ...
16354 (dump_points_to_info_for): ... here.
16355 * tree-parloops.c (parallelize_loops): Reset the escaped and
16356 callused solutions.
16358 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16361 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16362 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16364 2009-05-25 Ira Rosen <irar@il.ibm.com>
16366 PR tree-optimization/40238
16367 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16368 statements after basic block's labels.
16369 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16370 to free the allocated memory.
16372 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16374 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16375 return address with a USE.
16377 2009-05-24 Richard Guenther <rguenther@suse.de>
16379 PR middle-end/40233
16380 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16381 array type from the main variant of the inner type.
16383 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16385 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16386 definition to bool (from int) to un-break build.
16387 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16389 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16391 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16392 discard_stmt_changes): Delete.
16393 * tree-ssa-operands.c (scb_stack): Delete.
16394 (init_ssa_operands): Do not initialize it.
16395 (fini_ssa_operands): Do not free it.
16396 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16398 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16399 update_stmt, remove the others. Fix comments.
16400 * tree-dfa.c (optimize_stack_restore): Likewise.
16401 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16402 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16403 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16404 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16406 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16407 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16408 (dom_opt_finalize_block): Likewise, adjusting access to
16410 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16411 (stmts_to_rescan): Change item type to gimple.
16412 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16414 2009-05-24 Ira Rosen <irar@il.ibm.com>
16416 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16417 * tree-pass.h (pass_slp_vectorize): New pass.
16418 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16419 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16420 * tree-vectorizer.c (timevar.h): Include.
16421 (user_vect_verbosity_level): Declare.
16422 (vect_location): Fix comment.
16423 (vect_set_verbosity_level): Update user_vect_verbosity_level
16424 instead of vect_verbosity_level.
16425 (vect_set_dump_settings): Add an argument. Ignore user defined
16426 verbosity if dump flags require higher level of verbosity. Print to
16427 stderr only for loop vectorization.
16428 (vectorize_loops): Update call to vect_set_dump_settings.
16429 (execute_vect_slp): New function.
16430 (gate_vect_slp): Likewise.
16431 (struct gimple_opt_pass pass_slp_vectorize): New.
16432 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16433 access its members.
16434 (vec_info_for_bb): New function.
16435 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16436 (VECTORIZATION_ENABLED): New macro.
16437 (SLP_ENABLED, SLP_DISABLED): Likewise.
16438 (vect_is_simple_use): Add bb_vec_info argument.
16439 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16440 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16441 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16442 vect_schedule_slp, vect_analyze_slp): Likewise.
16443 (vect_analyze_stmt): Add slp_tree argument.
16444 (find_bb_location): Declare.
16445 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16446 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16447 (vect_analyze_loop_operations, vect_analyze_loop,
16448 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16449 vect_finalize_reduction, vectorizable_reduction,
16450 vectorizable_live_operation, vect_transform_loop): Likewise.
16451 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16452 skip evolution analysis if analyzing a basic block.
16453 (dr_analyze_indices): Likewise.
16454 (initialize_data_dependence_relation): Skip the test whether the
16455 object is invariant for basic blocks.
16456 (compute_all_dependences): Skip dependence analysis for data
16457 references in basic blocks.
16458 (find_data_references_in_stmt): Don't fail in case of invariant
16459 access in basic block.
16460 (find_data_references_in_bb): New function.
16461 (find_data_references_in_loop): Move code to
16462 find_data_references_in_bb and add a call to it.
16463 (compute_data_dependences_for_bb): New function.
16464 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16465 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16467 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16468 unknown dependence in basic block and fail in case of dependence in
16470 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16471 dependence instances from either loop or basic block vectorization
16473 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16474 before calling nested_in_vect_loop_p.
16475 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16476 dependence instances from either loop or basic block vectorization
16478 (vect_verify_datarefs_alignment): Likewise.
16479 (vect_enhance_data_refs_alignment): Adjust function calls.
16480 (vect_analyze_data_refs_alignment): Likewise.
16481 (vect_analyze_group_access): Fix printing. Skip different checks if
16482 DR_STEP is 0. Keep strided stores either in loop or basic block
16483 vectorization data structure. Fix indentation.
16484 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16486 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16487 dependence instances from either loop or basic block vectorization
16489 (vect_analyze_data_refs): Update comment. Call
16490 compute_data_dependences_for_bb to analyze basic blocks.
16491 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16492 case of loop vectorization. In case of basic block vectorization use
16493 data-ref itself as a base.
16494 (vect_create_data_ref_ptr): In case of basic block vectorization:
16495 don't advance the pointer, add new statements before the current
16496 statement. Adjust function calls.
16497 (vect_supportable_dr_alignment): Support only aligned accesses in
16498 basic block vectorization.
16499 * common.opt (ftree-slp-vectorize): New flag.
16500 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16501 (vect_pattern_recog_1): Likewise.
16502 * tree-vect-stmts.c (process_use): Likewise.
16503 (vect_init_vector): Add new statements in the beginning of the basic
16504 block in case of basic block SLP.
16505 (vect_get_vec_def_for_operand): Adjust function calls.
16506 (vect_finish_stmt_generation): Likewise.
16507 (vectorizable_call): Add assert that it is loop vectorization, adjust
16509 (vectorizable_conversion, vectorizable_assignment): Likewise.
16510 (vectorizable_operation): In case of basic block SLP, take
16511 vectorization factor from statement's type and skip the relevance
16512 check. Adjust function calls.
16513 (vectorizable_type_demotion): Add assert that it is loop
16514 vectorization, adjust function calls.
16515 (vectorizable_type_promotion): Likewise.
16516 (vectorizable_store): Check for outer loop only in case of loop
16517 vectorization. Adjust function calls. For basic blocks, skip the
16518 relevance check and don't advance pointers.
16519 (vectorizable_load): Likewise.
16520 (vectorizable_condition): Add assert that it is loop vectorization,
16521 adjust function calls.
16522 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16523 that it is not reduction, get vector type, call only supported
16524 functions, skip loop specific parts.
16525 (vect_transform_stmt): Check for outer loop only in case of loop
16527 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16528 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16529 for external definition.
16530 * passes.c (pass_slp_vectorize): New pass.
16531 * tree-vect-slp.c (find_bb_location): New function.
16532 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16533 check for patterns only in loops.
16534 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16535 case of multiple types in basic block SLP.
16536 (vect_mark_slp_stmts_relevant): New function.
16537 (vect_supported_load_permutation_p): Fix comment.
16538 (vect_analyze_slp_instance): Add argument. In case of basic block
16539 SLP, take vectorization factor from statement's type, check that
16540 unrolling factor is 1. Adjust function call. Save SLP instance in
16541 either loop or basic block vectorization structure. Return FALSE,
16543 (vect_analyze_slp): Add argument. Get strided stores groups from
16544 either loop or basic block vectorization structure. Return FALSE
16545 if basic block SLP failed.
16546 (new_bb_vec_info): New function.
16547 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16548 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16549 (vect_schedule_slp): Add argument. Get SLP instances from either
16550 loop or basic block vectorization structure. Set vectorization factor
16551 to be 1 for basic block SLP.
16552 (vect_slp_transform_bb): New function.
16553 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16555 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16557 * final.c (shorten_branches): Do not align labels for jump tables.
16558 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16560 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16562 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16563 Remove outdated reference to flow.c and fix nits.
16564 * doc/gccint.texi: Tweak RTL description.
16565 * doc/rtl.texi: Likewise.
16567 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16569 * config/avr/avr.c: Change my email address.
16570 * config/avr/avr.h: Likewise.
16571 * config/avr/avr.md: Likewise.
16572 * config/avr/avr-protos.h: Likewise.
16573 * config/avr/libgcc.S: Likewise.
16575 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16577 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16578 (spu_split_load, spu_split_store): Change return type to int.
16579 (spu_split_convert): Declare.
16580 * config/spu/predicates.md (spu_mem_operand): Remove.
16581 (spu_mov_operand): Update.
16582 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16583 * config/spu/spu.c (regno_aligned_for_load): Remove.
16584 (reg_aligned_for_addr, spu_expand_load): Define.
16585 (spu_expand_extv): Reimplement and handle MEM.
16586 (spu_expand_insv): Handle MEM.
16587 (spu_sched_reorder): Handle insn's with length 0.
16588 (spu_legitimate_address_p): Reimplement.
16589 (store_with_one_insn_p): Return TRUE for any mode with size
16590 larger than 16 bytes.
16591 (address_needs_split): Define.
16592 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16594 (spu_convert_move): Define.
16595 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16596 (spu_split_store): Change all MEM's to TImode.
16597 (spu_init_expanders): Preallocate registers that correspond to
16598 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16600 (spu_split_convert): Define.
16601 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16602 (_move<mode>, _movdi, _movti): Update predicate and condition.
16603 (load, store): Change to define_split.
16604 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16606 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16607 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16608 define_insn_and_split of lshr<mode>3.
16609 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16610 (<v>ashr<mode>3_imm): Define.
16611 (extv, extzv, insv): Allow MEM operands.
16612 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16613 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16614 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16615 (_spu_convert2): Change to define_insn_and_split and remove the
16616 corresponding define_peephole2.
16617 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16618 Change predicates to memory_operand.
16620 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16622 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16624 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16626 PR tree-optimization/40219
16627 * tree.c (iterative_hash_expr): Make sure the builtin function is
16628 a normal builtin function and not a front end or back end builtin
16629 before indexing into the built_in_decls array.
16631 2009-05-22 Richard Guenther <rguenther@suse.de>
16633 PR middle-end/38964
16634 * alias.c (write_dependence_p): Do not use TBAA for answering
16635 anti-dependence or output-dependence.
16636 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16637 (emit_pointer_definition): Remove.
16638 (emit_alias_warning): Likewise.
16639 (find_what_var_points_to): Remove TBAA pruning code.
16640 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16642 (compute_points_to_sets): Remove code computing the set of
16643 dereferenced pointers.
16644 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16645 oracle for querying anti and output dependencies.
16646 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16647 if TBAA may be applied.
16648 (refs_anti_dependent_p): New function.
16649 (refs_output_dependent_p): Likewise.
16650 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16651 (refs_output_dependent_p): Likewise.
16652 * doc/tree-ssa.texi (Memory model): New section.
16653 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16654 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16655 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16656 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16657 * expr.c (expand_expr_real_1): Likewise.
16658 * gimple-low.c (lower_stmt): Likewise.
16659 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16660 (dump_gimple_cdt): Remove.
16661 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16662 (gimple_size): Likewise.
16663 (walk_gimple_op): Likewise.
16664 (is_gimple_stmt): Likewise.
16665 (walk_stmt_load_store_addr_ops): Likewise.
16666 (gimple_build_cdt): Remove.
16667 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16668 * gimple.h (gimple_cdt_new_type): Remove.
16669 (gimple_cdt_new_type_ptr): Likewise.
16670 (gimple_cdt_set_new_type): Likewise.
16671 (gimple_cdt_location): Likewise.
16672 (gimple_cdt_location_ptr): Likewise.
16673 (gimple_cdt_set_location): Likewise.
16674 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16675 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16676 GIMPLE_CHANGE_DYNAMIC_TYPE.
16677 (verify_types_in_gimple_stmt): Likewise.
16678 * tree-inline.c (estimate_num_insns): Likewise.
16679 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16680 (copy_decl_to_var): Likewise.
16681 (copy_result_decl_to_var): Likewise.
16682 * tree-pretty-print.c (dump_generic_node): Do not handle
16683 CHANGE_DYNAMIC_TYPE_EXPR.
16684 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16685 * tree-ssa-operands.c (get_expr_operands): Likewise.
16686 * tree-ssa-structalias.c (struct variable_info): Remove
16687 no_tbaa_pruning member.
16688 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16689 (unify_nodes): Do not copy it.
16690 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16691 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16692 (set_uids_in_ptset): Do not check it.
16693 (find_what_var_points_to): Likewise.
16694 (compute_tbaa_pruning): Remove.
16695 (compute_points_to_sets): Do not call it.
16696 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16697 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16698 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16699 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16700 (DECL_NO_TBAA_P): Likewise.
16701 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16702 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16703 (expand_omp_atomic_pipeline): Do not set it.
16704 * print-tree.c (print_node): Do not dump it.
16705 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16708 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16711 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16714 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16716 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16719 2009-05-22 Ben Elliston <bje@au.ibm.com>
16721 * Makefile.in (bversion.h, s-bversion): New targets.
16722 (TOPLEV_H): Add bversion.h.
16723 * toplev.h: Include "bversion.h".
16724 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16725 the __format__ attribute only if compiling with the same version
16726 of GCC as the sources (the "build version").
16728 2009-05-22 Ben Elliston <bje@au.ibm.com>
16730 * c-format.c (handle_format_attribute): Fix comment typo.
16732 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16735 * config/ia64/ia64.opt (mfused-madd): New.
16736 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16737 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16738 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16739 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16740 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16741 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16742 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16743 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16744 instruction if !TARGET_FUSED_MADD.
16745 (fpma, fpms): Remove colon from name.
16747 2009-05-22 Richard Guenther <rguenther@suse.de>
16749 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16750 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16751 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16753 (create_expression_by_pieces): Only convert if necessary.
16754 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16755 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16757 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16759 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16760 regular pattern from a template and rename it ...
16761 (*extzv_truncsi_exts): ... to this.
16763 2009-05-21 Richard Guenther <rguenther@suse.de>
16765 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16766 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16767 (cgraph_default_inline_p): Likewise.
16768 (cgraph_decide_inlining_incrementally): Likewise.
16770 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16771 Uros Bizjak <ubizjak@gmail.com>
16773 * config/i386/cpuid.h (bit_MOVBE): New.
16775 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16777 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16778 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16779 (ix86_handle_option): Handle OPT_mmovbe.
16780 (ix86_target_string): Add -mmovbe.
16781 (pta_flags): Add PTA_MOVBE.
16782 (processor_alias_table): Add PTA_MOVBE to "atom".
16783 (override_options): Handle PTA_MOVBE.
16785 * config/i386/i386.h (TARGET_MOVBE): New.
16787 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16788 (*bswapsi_movbe): New.
16789 (*bswapdi_movbe): Likewise.
16790 (bswapdi2): Renamed to ...
16791 (*bswapdi_1): This.
16792 (bswapdi2): New expander.
16794 * config/i386/i386.opt (mmovbe): New.
16796 * doc/invoke.texi: Document -mmovbe.
16798 2009-05-21 Taras Glek <tglek@mozilla.com>
16800 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16801 * gcc-plugin.h (plugin_init): Updated signature.
16802 * gcc-plugin.h (plugin_name_args): Moved to this header.
16803 * doc/plugins.texi (plugin_init): Updated documention to reflect
16805 * doc/plugins.texi (plugin_name_args): Added to documention.
16807 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16809 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16810 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16812 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16814 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16815 JUMP_TABLE_DATA_P predicates where applicable.
16816 * config/i386/predicates.md: Ditto.
16817 * config/i386/sse.md: Ditto.
16819 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16821 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16822 operand2 -128 override length_immediate attribute to 1.
16823 * config/i386/predicates.md (constm128_operand): New predicate.
16825 * config/i386/i386.c (memory_address_length): Handle %r12
16826 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16828 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16829 mode look through optional ZERO_EXTEND and SUBREG.
16830 * config/i386/i386.md (R12_REG): New define_constant.
16831 (prefix_data16): For sse unit set also for MODE_TI insns.
16832 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16833 insns set if operand 1 is ext_QIreg_operand.
16834 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16835 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16837 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16838 mode from MODE_DI to MODE_SI.
16839 (movdi_1_rex64): Override modrm and length_immediate attributes
16840 only for movabs (TYPE_IMOV, alternative 2).
16841 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16842 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16843 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16844 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16845 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16846 prefix_rex attribute if DImode.
16847 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16848 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16849 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16850 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16851 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16852 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16853 Likewise. For TYPE_IMOV clear length_immediate attribute.
16854 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16855 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16856 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16857 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16858 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16859 or one operand TYPE_ISHIFT.
16860 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16861 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16862 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16863 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16864 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16865 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16866 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16867 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16868 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16869 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16870 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16871 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16872 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16873 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16874 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16875 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16876 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16877 set mode attribute, don't override length attribute.
16878 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16880 (return_internal_long): Set length attribute to 2 instead of 1.
16881 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16882 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16883 prefix_rex attribute.
16884 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16886 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16888 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16890 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16892 2009-05-20 Ian Lance Taylor <iant@google.com>
16894 * tree.c (build_tree_list_vec_stat): New function.
16895 (ctor_to_vec): New function.
16896 (build_nt_call_vec): New function.
16897 (build_call_array): Change args to be a const pointer.
16898 (build_call_vec): New function.
16899 * tree.h (build_nt_call_vec): Declare.
16900 (build_tree_list_vec_stat): Declare.
16901 (build_tree_list_vec): Define.
16902 (build_call_array): Update declaration.
16903 (build_call_vec): Declare.
16904 (ctor_to_vec): Declare.
16905 * c-common.c (tree_vector_cache): New static variable.
16906 (make_tree_vector): New function.
16907 (release_tree_vector): New function.
16908 (make_tree_vector_single): New function.
16909 (make_tree_vector_copy): New function.
16910 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16911 (make_tree_vector_single, make_tree_vector_copy): Declare.
16912 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16913 (c_parser_expr_list): Don't manage cache here, instead call
16915 (c_parser_release_expr_list): Remove static function.
16916 (c_parser_vec_to_tree_list): Remove static function.
16917 (c_parser_attributes): Call build_tree_list_vec instead of
16918 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16919 c_parser_release_expr_list.
16920 (c_parser_postfix_expression_after_primary): Likewise.
16921 (c_parser_objc_keywordexpr): Likewise.
16923 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16925 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16926 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16927 TARGET_CONVERT_TO_TYPE.
16928 * hooks.c (hook_tree_const_tree_null): Define.
16929 * hooks.h (hook_tree_const_tree_null): Declare.
16930 * target.h (struct gcc_target): Add invalid_parameter_type,
16931 invalid_return_type, promoted_type, and convert_to_type fields.
16932 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
16933 (TARGET_INVALID_RETURN_TYPE): Define.
16934 (TARGET_PROMOTED_TYPE): Define.
16935 (TARGET_CONVERT_TO_TYPE): Define.
16936 (TARGET_INITIALIZER): Update for new fields.
16937 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16938 (grokparms): Check targetm.invalid_parameter_type.
16939 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16940 * c-convert.c (convert): Check targetm.convert_to_type.
16942 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16944 * config/mips/mips.md (*extenddi_truncate<mode>,
16945 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16947 (*extendhi_truncateqi): New define_insn_and_sptit.
16949 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16951 PR middle-end/40204
16952 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16953 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16955 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16957 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16958 the operand of VIEW_CONVERT_EXPR.
16960 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16962 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16963 extended family and model for Intel processors. Support Intel Atom.
16965 2009-05-20 Olivier Hainque <hainque@adacore.com>
16967 * gstab.h (stab_code_type): Define, to be used instead of the
16968 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16970 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16971 occurrences by stab_code_type.
16972 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16974 2009-05-20 Martin Jambor <mjambor@suse.cz>
16976 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16977 (sra_insert_before): Likewise.
16978 (sra_insert_after): Likewise.
16979 (sra_init_cache): Likewise.
16980 (sra_type_can_be_decomposed_p): Likewise.
16981 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16982 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16983 (sra_insert_before): Likewise.
16984 (sra_insert_after): Likewise.
16985 (sra_init_cache): Likewise.
16986 (insert_edge_copies_seq): Made static and moved upwards.
16988 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16991 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16993 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16994 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16997 2009-05-20 Richard Guenther <rguenther@suse.de>
16999 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17000 with mismatched comparison modes.
17002 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17004 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
17005 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17006 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17007 with shifts for Thumb2.
17008 (orsi_notsi): New for orn.
17009 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17010 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17011 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17012 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17013 Don't invert remainder for IOR.
17015 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17017 PR tree-optimization/40087
17018 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17019 number_of_iterations_ne): Rename never_infinite argument.
17020 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17021 number_of_iterations_le): Handle pointer-type ivs when
17022 exit_must_be_taken is false.
17023 (number_of_iterations_cond): Do not always assume that
17024 exit_must_be_taken if the control variable is a pointer.
17026 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17028 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17029 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17031 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17033 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17034 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17036 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17039 * c.opt (Wlogical-op): Disabled by default.
17040 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17042 * doc/invoke.texi (Wlogical-op): Likewise.
17044 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17046 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17048 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17049 Propagate the type of the first operand.
17050 <ASSERT_EXPR>: Simplify.
17051 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17052 Rewrite using the RHS code as discriminant.
17053 <NOP_EXPR>: Turn into CASE_CONVERT.
17054 <PLUS_EXPR>: Propagate the type of the first operand.
17056 2009-05-19 Steve Ellcey <sje@cup.hp.com>
17058 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
17059 (ia64_dconst_0_375): New.
17060 * config/ia64/ia64.c (ia64_override_options): Remove
17061 -minline-sqrt-min-latency warning.
17062 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
17063 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
17064 * config/ia64/ia64.md (*sqrt_approx): Remove.
17065 (sqrtsf2): Remove #if 0.
17066 (sqrtsf2_internal_thr): Rewrite and move to div.md.
17067 (sqrtdf): Remove assert.
17068 (sqrtdf2_internal_thr): Rewrite and move to div.md.
17069 (sqrtxf2): Remove #if 0.
17070 (sqrtxf2_internal_thr): Rewrite and move to div.md.
17071 * div.md (sqrt_approx_rf): New.
17072 (sqrtsf2_internal_thr): New implementation.
17073 (sqrtsf2_internal_lat): New.
17074 (sqrtdf2_internal_thr: New implementation.
17075 (sqrtxf2_internal): New implementation.
17077 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
17078 Hans-Peter Nilsson <hp@axis.com>
17080 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
17081 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
17082 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
17083 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
17084 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
17085 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
17086 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
17087 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
17088 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
17089 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
17090 * c-common.c: ...from here.
17092 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17094 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
17096 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17098 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
17100 2009-05-19 Ben Elliston <bje@au.ibm.com>
17102 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
17103 assignments with memcpy calls.
17104 (add_fdes): Likewise.
17105 (binary_search_unencoded_fdes): Likewise.
17106 (linear_search_fdes): Eliminate type puns.
17108 2009-05-19 Richard Guenther <rguenther@suse.de>
17110 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
17111 not falsely claim to have propagated into all uses.
17113 2009-05-19 Ben Elliston <bje@au.ibm.com>
17115 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
17118 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17120 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
17121 * config/sh/sh.c (sh_legitimate_address_p): Make static.
17122 (TARGET_LEGITIMATE_ADDRESS_P): New.
17123 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17124 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17126 2009-05-18 Dodji Seketeli <dodji@redhat.com>
17129 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
17130 child of the containing namespace's DIE.
17132 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
17134 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
17135 *zero_extendhi_truncqi): Move after the zero_extend patterns.
17136 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
17139 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
17142 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
17143 gen_align with gen_pad.
17144 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
17145 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
17147 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
17148 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
17150 * config/i386/i386.md (align): Renamed to ...
17151 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
17152 ASM_OUTPUT_MAX_SKIP_PAD.
17154 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
17156 * config.gcc: Fix variable syntax.
17159 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
17160 before calling exact_log2.
17161 (output_iorsi3): Likewise.
17162 (output_xorsi3): Likewise.
17164 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17166 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
17167 for the none zero constant operand except for EQ and NE
17168 comprisons even when the first operand is R0.
17170 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
17172 * config/s390/2064.md: Remove trailing whitespaces.
17173 * config/s390/2084.md: Likewise.
17174 * config/s390/constraints.md: Likewise.
17175 * config/s390/fixdfdi.h: Likewise.
17176 * config/s390/libgcc-glibc.ver: Likewise.
17177 * config/s390/s390-modes.def: Likewise.
17178 * config/s390/s390-protos.h: Likewise.
17179 * config/s390/s390.c: Likewise.
17180 * config/s390/s390.h: Likewise.
17181 * config/s390/s390.md: Likewise.
17182 * config/s390/tpf-unwind.h: Likewise.
17184 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17186 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
17188 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17191 * configure.ac (m68k-*-*): Check if binutils support TLS.
17192 * configure: Regenerate.
17193 * config/m68k/predicates.md (symbolic_operand): Extend comment.
17194 * config/m68k/constraints.md (Cu): New constraint.
17195 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
17196 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
17197 (movsi): Handle TLS symbols.
17198 (addsi3_5200): Handle XTLS symbols, indent.
17199 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
17200 (m68k_tls_reference_p): Declare.
17201 (m68k_legitimize_address): Declare.
17202 (m68k_unwrap_symbol): Declare.
17203 * config/m68k/m68k.opt (mxtls): New option.
17204 * config/m68k/m68k.c (ggc.h): Include.
17205 (m68k_output_dwarf_dtprel): Implement hook.
17206 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
17207 (m68k_expand_prologue): Load GOT pointer when function needs it.
17208 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
17209 (m68k_legitimate_constant_address_p): Same.
17210 (m68k_decompose_address): Handle TLS references.
17211 (m68k_get_gp): New static function.
17212 (enum m68k_reloc): New contants.
17213 (TLS_RELOC_P): New macro.
17214 (m68k_wrap_symbol): New static function.
17215 (m68k_unwrap_symbol): New function.
17216 (m68k_final_prescan_insn_1): New static function.
17217 (m68k_final_prescan_insn): New function.
17218 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17220 (legitimize_pic_address): Handle TLS references..
17221 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17222 (m68k_libcall_value_in_a0_p)
17223 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17224 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17225 (m68k_legitimize_tls_address): Handle TLS references.
17226 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17228 (m68k_legitimize_address): Handle TLS symbols.
17229 (m68k_get_reloc_decoration): New static function.
17230 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17232 (m68k_output_dwarf_dtprel): Implement hook.
17233 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17234 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17235 m68k_call_* routines.
17236 (sched_attr_op_type): Handle TLS symbols.
17237 (gt-m68k.h): Include.
17238 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17239 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17241 2009-05-18 Martin Jambor <mjambor@suse.cz>
17243 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17244 (visit_store_addr_for_mod_analysis): New function.
17245 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17246 (determine_cst_member_ptr): Use gimple_assign_single_p.
17247 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17248 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17249 operands. Don't check number of operands of a NOP_EXPR.
17251 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17253 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17255 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17258 * c-common.c (warn_logical_operator): Don't warn if one of
17259 expression isn't always true or false.
17261 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17263 * config/i386/biarch32.h: New file.
17264 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17266 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17268 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17269 *zero_extend<mode>_truncqi): Merge these into ...
17270 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17271 Name the pattern following this as *zero_extendhi_truncqi.
17273 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17275 PR middle-end/39301
17276 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17277 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17278 (output_info): Make field HOST_WIDEST_INT.
17279 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17280 (dump_bitmat_statistics): Same.
17282 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17284 * config.gcc (use_gcc_stdint): Set to wrap.
17285 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17286 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17287 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17288 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17289 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17290 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17291 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17292 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17294 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17296 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17298 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17299 Move definitions earlier.
17300 (OPT_ARCH64, OPT_ARCH32): Define.
17301 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17304 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17307 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17310 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17312 * arm.md (movdi2): Copy non-reg values to DImode registers.
17314 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17317 * final.c (label_to_max_skip): New function.
17318 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17319 CODE_LABEL_NUMBER <= max_labelno.
17320 * output.h (label_to_max_skip): New prototype.
17321 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17322 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17323 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17324 Handle CODE_LABELs with >= 16 byte alignment or with
17325 max_skip == (1 << align) - 1.
17326 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17327 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17330 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17331 .p2align 3 if MAX_SKIP is smaller than 7.
17332 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17334 2009-05-15 Ian Lance Taylor <iant@google.com>
17336 * alias.c (struct alias_set_entry_d): Rename from struct
17337 alias_set_entry. Change all uses.
17338 * except.c (struct call_site_record_d): Rename from struct
17339 call_site_record. Change all uses.
17340 * except.h (struct eh_region_d): Rename from struct eh_region.
17342 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17344 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17345 ivtype_map_elt. Change all uses.
17346 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17348 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17349 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17351 (struct sese_d): Rename from struct sese. Change all uses.
17352 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17353 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17354 * optabs.h (struct optab_d): Rename from struct optab. Change all
17356 (struct convert_optab_d): Rename from struct convert_optab.
17358 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17359 ipa_opt_pass. Change all uses.
17360 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17363 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17364 defined as a typedef.
17365 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17368 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17371 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17373 (merge_ranges): Returns bool.
17374 * tree.h (make_range): .. to here.
17375 (build_range_check): Likewise.
17376 (merge_ranges): Likewise. Renamed from merge_ranges.
17377 * c-typeck.c (parser_build_binary_op): Update calls to
17378 warn_logical_operator.
17379 * c-common.c (warn_logical_operator): Add new warning.
17380 * c-common.h (warn_logical_operator): Update declaration.
17382 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17384 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17386 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17388 * doc/install.texi: Document MPC requirements, flags etc.
17390 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17391 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17392 Evaluate constant arguments.
17393 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17394 (fold_builtin_1): Likewise, also evaluate constant arguments.
17395 Remove superfluous break.
17396 (do_mpc_ckconv): New.
17397 * real.h: Include mpc.h.
17398 * toplev.c (print_version): Output MPC version info if available.
17400 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17402 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17404 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17406 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17409 2009-05-15 Jan Hubicka <jh@suse.cz>
17411 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17412 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17413 (try_inline): Fix return value.
17414 (cgraph_decide_inlining_incrementally): Honor new value.
17415 (cgraph_early_inlining): Handle indirect inlining.
17416 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17418 2009-05-15 Jan Hubicka <jh@suse.cz>
17420 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17421 * cgraphunit.c (cgraph_finalize_function): Set it.
17422 (cgraph_expand_function): Use it.
17424 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17426 * real.c (encode_ieee_half): Define.
17427 (decode_ieee_half): Define.
17428 (ieee_half_format): Define.
17429 (arm_half_format): Define.
17430 * real.h (ieee_half_format): Declare.
17431 (arm_half_format): Declare.
17433 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17435 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17436 swapped, and reversed optabs exist before trying to use them.
17438 2009-05-15 Paul Brook <paul@codesourcery.com>
17439 Sandra Loosemore <sandra@codesourcery.com>
17441 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17442 loads. Allow PRE_DEC.
17443 (output_move_neon): Handle PRE_DEC.
17444 (arm_print_operand): Add 'A' for neon structure loads.
17445 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17446 * config/arm/neon.md (neon_mov): Update comment.
17447 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17449 (Um): New constraint.
17451 2009-05-15 Jan Hubicka <jh@suse.cz>
17453 Revert the following patch until testsuite fallout is fixed:
17454 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17455 * cgraph.h (struct inline_summary): New filed self_wize,
17456 size_inlining_benefit, self_time and time_inlining_benefit.
17457 (struct cgraph_global_info): Replace insns by time ans size fields.
17458 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17459 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17460 (ipcp_update_callgraph): Do not touch function bodies.
17461 * ipa-inline.c: Include except.h
17462 (MAX_TIME): New constant.
17463 (overall_insns): Remove
17464 (overall_size, max_benefit): New static variables.
17465 (cgraph_estimate_time_after_inlining): New function.
17466 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17467 (cgraph_clone_inlined_nodes): Update size.
17468 (cgraph_mark_inline_edge): Update size.
17469 (cgraph_estimate_growth): Use size info.
17470 (cgraph_check_inline_limits): Check size.
17471 (cgraph_default_inline_p): Likewise.
17472 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17473 (cgraph_decide_recursive_inlining): Check size.
17474 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17476 (cgraph_decide_inlining): Likewise.
17477 (cgraph_decide_inlining_incrementally): Likewise; honor
17478 PARAM_EARLY_INLINING_INSNS.
17479 (likely_eliminated_by_inlining_p): New predicate.
17480 (estimate_function_body_sizes): New function.
17481 (compute_inline_parameters): Use it.
17482 * except.c (must_not_throw_labels): New function.
17483 * except.h (must_not_throw_labels): Declare.
17484 * tree-inline.c (init_inline_once): Kill inlining_weigths
17485 * tree-ssa-structalias.c: Avoid uninitialized warning.
17486 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17487 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17488 (PARAM_INLINE_CALL_COST): Remove.
17489 (PARAM_EARLY_INLINING_INSNS): New.
17491 2009-05-15 Richard Guenther <rguenther@suse.de>
17493 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17494 not TODO_update_ssa.
17496 2009-05-15 Richard Guenther <rguenther@suse.de>
17498 PR tree-optimization/39999
17499 * gimple.h (gimple_expr_type): Use the expression type looking
17500 through useless conversions.
17501 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17502 (vn_nary_op_insert_stmt): Likewise.
17503 (simplify_binary_expression): Likewise.
17505 2009-05-15 Richard Guenther <rguenther@suse.de>
17507 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17508 New options, enabled by default.
17509 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17511 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17512 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17513 * tree-ssa-structalias.c (gate_tree_pta): New function.
17514 (pass_build_alias): Use it.
17516 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17518 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17519 recurse on an invariant address if a conversion from a pointer
17520 type to a wider integer type is involved.
17522 2009-05-15 Jan Hubicka <jh@suse.cz>
17524 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17525 * cgraph.h (struct inline_summary): New filed self_wize,
17526 size_inlining_benefit, self_time and time_inlining_benefit.
17527 (struct cgraph_global_info): Replace insns by time ans size fields.
17528 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17529 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17530 (ipcp_update_callgraph): Do not touch function bodies.
17531 * ipa-inline.c: Include except.h
17532 (MAX_TIME): New constant.
17533 (overall_insns): Remove
17534 (overall_size, max_benefit): New static variables.
17535 (cgraph_estimate_time_after_inlining): New function.
17536 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17537 (cgraph_clone_inlined_nodes): Update size.
17538 (cgraph_mark_inline_edge): Update size.
17539 (cgraph_estimate_growth): Use size info.
17540 (cgraph_check_inline_limits): Check size.
17541 (cgraph_default_inline_p): Likewise.
17542 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17543 (cgraph_decide_recursive_inlining): Check size.
17544 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17546 (cgraph_decide_inlining): Likewise.
17547 (cgraph_decide_inlining_incrementally): Likewise; honor
17548 PARAM_EARLY_INLINING_INSNS.
17549 (likely_eliminated_by_inlining_p): New predicate.
17550 (estimate_function_body_sizes): New function.
17551 (compute_inline_parameters): Use it.
17552 * except.c (must_not_throw_labels): New function.
17553 * except.h (must_not_throw_labels): Declare.
17554 * tree-inline.c (init_inline_once): Kill inlining_weigths
17555 * tree-ssa-structalias.c: Avoid uninitialized warning.
17556 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17557 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17558 (PARAM_INLINE_CALL_COST): Remove.
17559 (PARAM_EARLY_INLINING_INSNS): New.
17560 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17561 (inline-call-cost): Remove.
17562 (early-inlining-insns): New.
17564 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17566 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17568 (print_int_cst_bounds_in_octal_p): Likewise.
17569 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17571 * dwarf2out.c (base_type_die): Likewise.
17572 (is_subrange_type): Delete.
17573 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17574 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17575 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17576 if the destination type is boolean.
17577 (build_range_check): Do not special-case subtypes.
17578 (fold_sign_changed_comparison): Likewise.
17579 (fold_unary): Likewise.
17580 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17581 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17582 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17583 * tree.c (subrange_type_for_debug_p): New predicate based on the
17584 former is_subrange_type.
17585 * tree.h (subrange_type_for_debug_p): Declare.
17586 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17587 (convert_affine_scev): Remove call to above function.
17588 (chrec_convert_aggressive): Likewise.
17589 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17590 false for conversions involving subtypes.
17591 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17592 (vrp_val_min): Likewise.
17593 (needs_overflow_infinity): Likewise.
17594 (extract_range_from_unary_expr): Likewise.
17596 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17598 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17599 * config/frv/frv.c: Likewise.
17600 * config/s390/s390.c: Likewise.
17601 * config/sparc/sparc.h: Likewise.
17602 * config/i386/i386.h: Likewise.
17603 * config/i386/i386.c: Likewise.
17604 * config/crx/crx.c: Likewise.
17605 * config/m68hc11/m68hc11.h: Likewise.
17606 * config/iq2000/iq2000.c: Likewise.
17607 * config/mn10300/mn10300.h: Likewise.
17608 * config/mn10300/mn10300.c: Likewise.
17609 * config/m68k/m68k.c: Likewise.
17610 * config/rs6000/rs6000.c: Likewise.
17611 * config/rs6000/xcoff.h: Likewise.
17612 * config/rs6000/linux64.h: Likewise.
17613 * config/rs6000/sysv4.h: Likewise.
17614 * config/score/score3.c: Likewise.
17615 * config/score/score7.c: Likewise.
17616 * config/score/score.c: Likewise.
17617 * config/arm/arm.md: Likewise.
17618 * config/mips/mips.c: Likewise.
17619 * config/mips/mips.md: Likewise.
17620 * config/bfin/bfin.h: Likewise.
17621 * config/pa/pa.c: Likewise.
17622 * config/pa/constraints.md: Likewise.
17624 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17625 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17626 * config/pdp11/pdp11.h: Use memory_address_p instead.
17628 2009-05-14 Ian Lance Taylor <iant@google.com>
17630 * passes.c (finish_optimization_passes): Change i to int.
17631 * plugin.c (plugins_active_p): Change event to int.
17632 (dump_active_plugins): Likewise.
17633 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17635 * tree.c (tree_range_check_failed): Change c to unsigned int.
17636 (omp_clause_range_check_failed): Likewise.
17637 (build_common_builtin_nodes): Change mode to int. Add cast.
17638 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17639 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17641 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17642 ++ or -- with a variable of enum type.
17644 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17647 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17649 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17651 * store-motion.c: Do not include params.h
17652 * Makefile.in: Fix dependencies for various files.
17654 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17656 * auto-inc-dec.c: Fix pass description, remove apparent
17657 accidental duplication.
17659 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17661 PR middle-end/40147
17662 * ipa-utils.h (memory_identifier_string): Moved to ...
17663 * tree.h (memory_identifier_string): Here. Add GTY(()).
17665 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17667 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17668 in the former documentation of...
17669 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17670 * ira-conflicts.c (get_dup_num): Use address_operand.
17671 * targhooks.c (default_legitimate_address_p): New.
17672 * targhooks.h (default_legitimate_address_p): New.
17673 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17675 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17676 * target.h (struct target): Add legitimate_address_p.
17677 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17678 (TARGET_INITIALIZER): Include it.
17680 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17681 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17682 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17683 (TARGET_LEGITIMATE_ADDRESS_P): New.
17685 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17686 (REG_OK_STRICT_P): Delete.
17687 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17688 (frv_legitimate_address_p_1): ... this.
17689 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17690 (frv_legitimate_address_p_1): ... the renamed old
17691 frv_legitimate_address_p.
17692 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17693 (TARGET_LEGITIMATE_ADDRESS_P): New.
17695 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17696 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17697 * config/s390/s390.c (legitimate_address_p): Rename to...
17698 (s390_legitimate_address_p): ... this, make static.
17699 (legitimize_address): Adjust call.
17700 (TARGET_LEGITIMATE_ADDRESS_P): New.
17701 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17703 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17704 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17705 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17706 (TARGET_LEGITIMATE_ADDRESS_P): New.
17708 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17709 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17710 * config/spu/spu.c (spu_legitimate_address): Rename to...
17711 (spu_legitimate_address_p): ... this, make static.
17712 (TARGET_LEGITIMATE_ADDRESS_P): New.
17714 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17715 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17716 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17717 (sparc_legitimate_address_p): ... this, make static and return bool.
17718 (legitimize_address): Adjust call.
17719 (TARGET_LEGITIMATE_ADDRESS_P): New.
17721 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17722 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17723 * config/i386/i386.c (legitimate_address_p): Rename to...
17724 (ix86_legitimate_address_p): ... this, make static.
17725 (constant_address_p): Move after it, adjust call.
17726 (TARGET_LEGITIMATE_ADDRESS_P): New.
17728 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17729 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17730 * config/avr/avr.c (legitimate_address_p): Rename to...
17731 (avr_legitimate_address_p): ... this, make static.
17732 (legitimize_address): Adjust call.
17733 (TARGET_LEGITIMATE_ADDRESS_P): New.
17735 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17736 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17737 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17738 (TARGET_LEGITIMATE_ADDRESS_P): New.
17740 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17741 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17742 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17743 (TARGET_LEGITIMATE_ADDRESS_P): New.
17745 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17746 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17748 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17750 (TARGET_LEGITIMATE_ADDRESS_P): New.
17752 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17753 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17755 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17757 (m68hc11_legitimate_address_p): ... this, make static.
17758 (go_if_legitimate_address_internal): Rename to...
17759 (m68hc11_legitimate_address_p_1): ... this.
17760 (legitimize_address): Adjust call.
17761 (TARGET_LEGITIMATE_ADDRESS_P): New.
17763 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17764 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17765 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17766 (TARGET_LEGITIMATE_ADDRESS_P): New.
17768 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17769 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17770 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17771 (mn10300_legitimate_address_p): ... this, make static.
17772 (TARGET_LEGITIMATE_ADDRESS_P): New.
17774 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17775 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17776 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17777 (TARGET_LEGITIMATE_ADDRESS_P): New.
17779 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17780 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17781 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17782 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17783 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17784 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17785 (rs6000_legitimate_address_p): ... this, make static.
17786 (TARGET_LEGITIMATE_ADDRESS_P): New.
17787 (REG_MODE_OK_FOR_BASE_P): Delete.
17788 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17790 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17791 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17793 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17794 static, adjust types.
17795 (TARGET_LEGITIMATE_ADDRESS_P): New.
17797 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17798 * config/score/score.c (score_address_p): Rename to...
17799 (score_legitimate_address_p): ... this.
17800 (TARGET_LEGITIMATE_ADDRESS_P): New.
17801 * config/score/score3.c (score3_address_p): Rename to...
17802 (score3_legitimate_address_p): ... this.
17803 * config/score/score7.c (score7_address_p): Rename to...
17804 (score7_legitimate_address_p): ... this.
17806 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17807 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17808 GO_IF_LEGITIMATE_ADDRESS): Delete.
17809 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17810 thumb2_legitimate_address_p): Delete.
17811 (arm_legitimate_address_p): Rename to...
17812 (arm_legitimate_address_outer_p): ... this.
17813 * config/arm/constraints.md ("Uq"): Adjust call.
17814 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17815 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17817 (arm_legitimate_address_outer_p): ... this.
17818 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17820 (TARGET_LEGITIMATE_ADDRESS_P): New.
17822 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17823 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17824 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17825 (TARGET_LEGITIMATE_ADDRESS_P): New.
17827 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17828 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17829 * config/vax/vax.c (legitimate_address_p): Rename to...
17830 (vax_legitimate_address_p): ... this, make static.
17831 (TARGET_LEGITIMATE_ADDRESS_P): New.
17833 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17834 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17835 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17836 (TARGET_LEGITIMATE_ADDRESS_P): New.
17838 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17839 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17840 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17841 (mmix_legitimate_address_p): ... this, make static.
17842 (TARGET_LEGITIMATE_ADDRESS_P): New.
17844 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17845 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17846 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17847 (TARGET_LEGITIMATE_ADDRESS_P): New.
17849 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17851 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17852 of MODE_COMPLEX_INT.
17854 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17856 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17857 LCT_NORMAL in function call.
17858 * mips-tdump.c (print_file_desc): Add cast to enum type.
17859 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17860 (mark_stabs): Add casts to enum types.
17861 (parse_stabs_common): Add casts to enum types.
17863 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17865 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17866 Check for invalid values of LETTER.
17868 2009-05-13 Taras Glek <tglek@mozilla.com>
17870 * attribs.c (register_attribute): moved out attribute registration
17871 into register_attribute.
17872 * doc/plugins.texi: Documented register_attribute and
17874 * gcc-plugin.h: Added forward decl for register_attribute.
17875 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17876 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17877 PLUGIN_ATTRIBUTES boilerplate.
17879 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17881 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17882 values even in sentinel and empty entries.
17883 (ms_printf_flag_specs): Likewise.
17884 (ms_scanf_flag_specs): Likewise.
17885 (ms_strftime_flag_specs): Likewise.
17886 (ms_print_char_table): Likewise.
17887 (ms_scan_char_table): Likewise.
17888 (ms_time_char_table): Likewise.
17890 2009-05-13 Doug Kwan <dougkwan@google.com>
17892 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17894 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17896 * config/mips/mips.md (store): Add attributes for QI and HI.
17898 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17899 (truncdi<mode>2): ... this new pattern.
17901 2009-05-13 Brad Hards <bradh@kde.org>
17903 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17905 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17906 Ben Elliston <bje@au.ibm.com>
17908 PR middle-end/40035
17909 * dse.c (check_mem_read_rtx): Guard against width == -1.
17911 2009-05-13 Michael Matz <matz@suse.de>
17913 PR middle-end/39976
17914 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17915 (trivially_conflicts_p): New function.
17916 (insert_backedge_copies): Use it.
17918 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17920 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17921 (handle_stdc_pragma): Use new enum constant names.
17922 (handle_pragma_float_const_decimal64): Ditto.
17924 2009-05-13 Ian Lance Taylor <iant@google.com>
17926 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17929 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17931 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17932 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17934 * config/m68k/m68k.h (FL_UCLINUX): Define.
17936 2009-05-13 Jan Hubicka <jh@suse.cz>
17938 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17940 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17942 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17943 unless -fschedule-insns is specified.
17945 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17948 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17949 TARGET_EXPAND_CBRANCHDI4.
17950 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17951 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17952 (cmpeqdi): Fix comment.
17954 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17956 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17957 (sh_legitimate_address_p): Likewise.
17958 * config/sh/sh.c (sh_legitimate_index_p): New.
17959 (sh_legitimate_address_p): Likewise.
17960 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17961 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17962 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17963 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17964 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17965 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17966 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17967 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17968 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17970 2009-05-12 Jan Hubicka <jh@suse.cz>
17972 * tree-inline.c (estimate_operator_cost): Add operands;
17973 when division happens by constant, it is cheap.
17974 (estimate_num_insns): Loads and stores are not having cost of 0;
17975 EH magic stuff is cheap; when computing runtime cost of switch,
17976 use log2 base of amount of its cases; builtin_expect has cost of 0;
17977 compute cost for moving return value of call.
17978 (init_inline_once): Initialize time_based flags.
17979 * tree-inline.h (eni_weights_d): Add time_based flag.
17981 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17983 * df-core.c: Update head documentation.
17985 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17988 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17989 shadowing exisiting variable op1.
17991 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17994 * config/i386/driver-i386.c (processor_signatures): New enum.
17995 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17996 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17997 processor signature to detect geode processor.
17999 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18003 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18005 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18006 causes spurious differences between trunk and cond-optab branch.
18008 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18010 * dojump.c (compare_from_rtx): Delete.
18011 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18012 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18013 if the comparison does not satisfy the predicate; test predicates for
18014 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18015 further if one existing pattern fails.
18016 * expr.h (compare_from_rtx): Delete.
18017 (prepare_operand): Declare it.
18018 * optabs.c: Change "lib call" to "libcall" throughout.
18019 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18020 HAVE_conditional_trap, emit_cmp_insn): Delete.
18021 (can_compare_p): Delete cmp_optab case.
18022 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18023 Accept other parameters by value.
18024 (prepare_operand): Make non-static.
18025 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18026 other parameters by value. Try to widen operands here based on
18027 an optab_methods argument and looking at cbranch_optab.
18028 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18029 loop. Use cbranch_optab directly.
18030 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18031 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18033 (emit_conditional_move, emit_conditional_add): Inline what's needed
18034 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18035 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18036 with COMPARE. Move cmov_optab and cstore_optab above
18037 with cbranch_optab, move cmp_optab down with ucmp_optab,
18038 remove tst_otpab. Do not initialize trap_rtx.
18039 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18040 for trap code. Do not check HAVE_conditional_trap. Use
18041 prepare_cmp_insn. Accept no predicate for operand 3.
18042 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18043 (OTI_ctrap, ctrap_optab): New.
18044 (tst_optab): Delete.
18045 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18046 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18047 with lookup of ctrap_optab.
18048 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18050 (ctrap_optab): New.
18052 * combine.c (combine_simplify_rtx, simplify_set): Do not
18053 special case comparing against zero for cc0 machines.
18054 * simplify-rtx.c (simplify_binary_operation_1): Never remove
18055 COMPARE on cc0 machines.
18056 (simplify_relational_operation): Return a new expression when
18057 a COMPARE could be removed.
18058 * final.c (final_scan_insn): Compare cc_status values
18059 against LHS of a (compare FOO (const_int 0)) cc0 source.
18060 Also check if cc_status.value is the full compare.
18062 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
18063 (cstoreMM4): Document.
18064 (conditional_trap): Document ctrapMM4 instead.
18065 (sync_compare_and_swapMM): Refer to cbranchcc4.
18066 (Dependent Patterns): Eliminate obsolete information referring to
18067 the old jump optimization phase.
18068 (Canonicalization): Include cbranchcc4 case, omit canonicalization
18069 of compares with 0 on cc0 machines.
18070 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
18071 avoiding references to cc0. Remove text about storing operands
18073 * doc/tm.texi (Condition Codes): Include blurb on different
18074 condition code representations, separate into subsections for
18075 CC0, MODE_CC and conditional execution.
18077 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
18078 alpha_emit_setcc): Accept operands and a machine mode.
18079 * config/alpha/alpha.c (alpha_emit_conditional_branch):
18080 Get code/op0/op1 from operands, use machine mode argument
18081 instead of alpha_compare.fp_p. Emit the branch here.
18082 (alpha_emit_setcc): Likewise, and return boolean.
18083 (alpha_emit_conditional_move): Likewise. Assert that
18084 cmp_op_mode == cmp_mode, and simplify accordingly.
18085 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
18086 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
18087 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
18089 (stack probe test): Use cbranchdi4.
18090 * config/alpha/predicates.md (alpha_cbranch_operator): New.
18092 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
18093 * config/arc/arc.h (movsicc, movsfcc): Use it.
18094 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
18095 (cbranchsi4, cstoresi4): New.
18096 (cmpsi, bCC and sCC expanders): Remove.
18098 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
18099 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
18100 * config/arm/predicates.md (arm_comparison_operator): Only include
18101 floating-point operators if there is a hardware floating-point unit.
18102 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
18103 deferring to cbranch_cc and cstore_cc respectively.
18104 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
18105 cbranch_cc, cstore_cc): New.
18106 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
18108 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
18110 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
18111 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
18113 (adjust_insn_length): Adjust calls.
18114 (avr_reorg): Handle (compare (foo) (const_int 0)).
18115 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
18116 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
18117 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
18118 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
18120 (cbranchqi4, cbranchhi4, cbranchsi4): New.
18121 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
18123 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
18124 (cbranchsi4, cstorebi4, cstoresi4): New.
18125 (movbisi): This insn is duplicate, split it to zero_extend.
18126 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
18127 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
18128 (bfin_optimize_loop): Use cbranch expander.
18129 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
18130 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
18131 (bfin_bimode_comparison_operator): ... this.
18132 (bfin_direct_comparison_operator): New.
18134 * config/cris/cris.c (cris_normal_notice_update_cc): Look
18135 inside (compare FOO (const_int 0)).
18136 (cris_rtx_costs): Handle ZERO_EXTRACT.
18137 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
18138 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
18139 (*tstdi_v32): Delete.
18140 (*cmpdi_non_v32): Add M alternative for operand 1.
18141 (cmpsi, cmp<mode>): Make private.
18142 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
18144 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
18146 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
18147 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
18148 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
18149 (cc_reg_operand): New.
18150 (any_cond): Delete.
18151 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
18152 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
18153 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
18154 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
18155 crx_expand_scond): Delete.
18157 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
18159 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
18160 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
18162 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
18163 cstoresi4, cstoresf4, cstoredf4): New.
18164 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
18165 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18166 Receive the entire operands array.
18167 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
18168 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
18169 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18170 Get test/op0/op1 from the operands array.
18171 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
18173 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
18174 (h8300_expand_store): New.
18175 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
18177 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
18178 (h8300_expand_store): New.
18179 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
18180 or do not try to produce (set (cc0) REG).
18181 (peepholes): Wrap arguments with COMPARE. Add a peephole to
18182 change a compare into a move to a scratch register. Disable some
18183 peepholes when comparing with zero.
18184 (tstsi, tsthi, tstsi, cmpqi): Make private.
18186 (bCC, sCC): Delete.
18187 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
18190 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
18191 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
18192 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
18193 (ix86_emit_i387_log1p): Use cbranchxf2.
18194 (ix86_expand_setcc): Return void.
18195 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
18196 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
18197 cmp<MODEF>, cmpcc): Remove.
18198 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
18199 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
18200 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
18201 (sCC and bCC expanders): Remove.
18202 (stack_protect_test): Use cbranchcc4.
18204 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
18206 (ia64_expand_compare): Accept three rtx by reference and return void.
18207 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
18208 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
18209 from *expr. Update *expr with the BImode comparison to do.
18210 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
18211 cmptf, bCC, sCC, conditional_trap): Delete.
18212 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
18213 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18214 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18215 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18216 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18218 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18219 type of last argument.
18220 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18221 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18222 use machine mode argument instead of branch_type. Remove dead
18223 code for floating-point comparisons.
18224 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18225 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18227 (cbranchsi4, cstoresi4): New.
18228 * config/iq2000/predicates.md (reg_or_const_operand): New.
18230 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18231 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18232 (b<code>_op): Rewrite to...
18233 (bcc_op): ... this, using match_operator.
18234 (s<code>_op): Rewrite to...
18235 (scc_op): ... this, using match_operator.
18236 (s<code>_24_op): Rewrite to...
18237 (scc_op_24): ... this, using match_operator.
18238 (s<code>_<mode>): Rewrite to...
18239 (cstore<mode>4): ... this, using match_operator.
18240 (s<code>_<mode>_24): Rewrite to...
18241 (cstore<mode>4_24): ... this, using match_operator.
18242 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18243 m32c_unpend_compare, m32c_expand_scc): Delete.
18244 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18245 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18246 (m32c_expand_movcc): Change NE to EQ if necessary.
18247 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18249 * config/m32r/m32r-protos.h (gen_cond_store): New.
18250 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18251 (gen_cond_store): New, from sCC patterns.
18252 (m32r_expand_block_move): Use cbranchsi4.
18253 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18254 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18255 (cbranchsi4, cstoresi4): New.
18257 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18259 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18260 (m68hc11_notice_update_cc): Look into a compare with 0.
18261 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18263 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18264 cmphi, cmpqi, bCC): Delete.
18265 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18266 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18267 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18270 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18271 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18272 * config/m68k/constraints.md (H): New.
18273 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18274 the define_insn below.
18275 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18276 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18277 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18278 patterns): Wrap RHS with COMPARE.
18279 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18280 (*cmpdi_internal): Name this pattern.
18281 (cmpdi): Change to define_insn.
18282 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18283 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18284 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18286 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18287 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18288 (conditional_trap): Change to...
18289 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18290 (*conditional_trap): Use the ordered_comparison_operator and
18291 const1_operand predicates.
18292 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18293 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18294 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18295 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18297 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18298 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18299 (mcore_gen_compare): New.
18300 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18301 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18302 (mcore_gen_compare): ... this.
18303 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18304 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18305 (stack probe pattern): Use cbranchsi4.
18307 * config/mips/predicates.md (mips_cstore_operator): New.
18308 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18309 * config/mips/mips.md (any_cond): Delete.
18310 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18312 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18313 fixuns_truncsfdi2): Use cbranch patterns.
18314 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18315 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18316 Adjust call to mips_expand_conditional_branch.
18317 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18319 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18320 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18321 * config/mips/mips.c (cmp_operands): Delete.
18322 (mips_emit_compare): Get comparison operands from *op0/*op1.
18323 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18324 that it succeeds. Use op0/op1 instead of cmp_operands.
18325 (mips_expand_conditional_branch, mips_expand_conditional_move,
18326 mips_expand_conditional_trap): Likewise.
18327 (mips_block_move_loop): Use cbranch patterns.
18328 * config/mips/mips.h (cmp_operands): Delete.
18330 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18331 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18332 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18333 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18334 (*cmpcc_folded): Rename to...
18335 (*cmpdi_folded): this.
18336 (*cmpcc): Rename to...
18338 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18341 (cbranchdf4): New. Handle invalid comparisons here.
18342 * config/mmix/predicates.md (float_comparison_operator): New.
18344 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18345 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18346 * config/mn10300/mn10300.md (tst): Delete.
18347 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18348 Name these patterns and wrap RHS in a compare.
18349 (*cmpsi): Make this pattern private. Include tst.
18350 (*cmpsf): Make this pattern private.
18351 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18352 (compare with zero peepholes): Likewise.
18354 (cbranchsi4, cbranchsf4): New.
18355 (casesi): Use cbranchsi4.
18357 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18358 hppa_branch_type): Delete.
18359 (return_addr_rtx): Use cbranchsi4.
18360 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18361 Emit CCFPmode comparison here.
18362 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18363 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18364 hppa_branch_type): Delete.
18365 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18366 (movsicc, movdicc): Remove references to hppa_compare_op0,
18367 hppa_compare_op1 and compare_from_rtx.
18368 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18369 (casesi): Use cbranchsi4.
18371 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18372 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18373 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18374 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18375 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18377 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18378 (*branch, *branch_inverted): New.
18380 * config/picochip/picochip.md (cbranchhi4): Use
18381 ordered_comparison_operator.
18382 (cmphi, bCC): Remove.
18384 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18385 (trap_comparison_operator): Delete.
18386 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18387 rs6000_emit_cbranch): Accept mode and operands.
18388 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18389 rs6000_compare_fp_p): Delete.
18390 (rs6000_generate_compare): Accept mode and comparison. Extract code
18391 and op0/op1 from there. Replace references to rs6000_compare_op0
18392 and rs6000_compare_op1.
18393 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18394 extract result from passed operands.
18395 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18396 extract loc from passed operands.
18397 (rs6000_emit_cmove): Likewise.
18398 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18399 rs6000_compare_fp_p): Delete.
18400 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18401 (cbranch<GPR>4, cbranch<FP>4): New.
18402 (cstore<mode>4): New. Consolidate here all choices about when to use
18403 portable or specialized sCC sequences.
18404 (stack_protect_test): Use cbranchsi4.
18405 (conditional_trap): Replace with ctrap<GPR>4.
18406 (conditional trap insn): Replace trap_comparison_operator with
18407 ordered_comparison_operator.
18409 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18410 (s390_emit_prologue): Use ctrap.
18411 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18412 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18413 New predicates replacing...
18414 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18415 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18416 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18417 (add<mode>cc): Do not use s390_compare_op0/op1.
18418 (s<code>): Change to...
18419 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18420 (seq): Change to...
18421 (cstorecc4): ... this. Handle EQ or NE equally.
18422 (*sne): Un-privatize for use in cstorecc4.
18423 (b<code>): Change to...
18424 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18425 (conditional_trap): Replace with...
18426 (ctrap<GPR>4, ctrap<FP>4): ... these.
18427 (stack_protect): Use cbranchcc4.
18429 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18430 * config/score/score-protos.h (score_gen_cmp): Delete.
18431 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18432 (score_block_move-loop): Use cbranchsi4.
18433 * config/score/score.md (cbranchsi4): New.
18434 (cmpsi, bCC): Delete.
18435 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18436 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18437 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18438 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18439 * config/score/score3.h (score3_gen_cmp): Delete.
18440 * config/score/score7.h (score7_gen_cmp): Delete.
18442 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18443 (sh_emit_scc_to_t): ... this. Return void.
18444 (from_compare): Rename to...
18445 (sh_emit_compare_and_branch): ... this.
18446 (sh_emit_compare_and_set): New.
18447 (sh_expand_t_scc): Accept operands.
18448 * config/sh/predicates.md (sh_float_comparison_operator): New.
18449 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18450 (prepare_scc_operands): Rename to...
18451 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18453 (sh_emit_cheap_store_flag): New.
18454 (sh_emit_set_t_insn): New.
18455 (from_compare): Rename to...
18456 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18457 handling of TARGET_SH2E floating point to avoid recursive call.
18458 Generate branch here.
18459 (sh_emit_compare_and_set): New.
18460 (sh_expand_t_scc): Get op0/op1 from arguments.
18461 (sh_emit_cheap_store_flag): New.
18462 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18464 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18465 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18466 (movsicc, movdicc): Do nothing when it recreated operands from
18467 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18468 prepare_scc_operands (now sh_emit_scc_to_t).
18469 (udivdi3): Use cstoresi4.
18470 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18471 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18472 (cbranchint4_media, cbranchfp4_media): New.
18473 (casesi): Use cbranchdi4.
18474 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18476 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18477 (movnegt): Remove second operand.
18478 (cbranchsf4, cbranchdf4): New.
18479 (stack_protect): Use cbranchdi4/cbranchsi4.
18481 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18482 (gen_compare_reg): Accept comparison, extract part of it to...
18483 (gen_compare_reg_1): ... this.
18484 (gen_compare_operator): Delete.
18485 (gen_v9_scc): Accept separate destination, comparison code and arms.
18486 Do not use sparc_compare_op0/sparc_compare_op1.
18487 (emit_scc_insn, emit_conditional_branch_insn): New.
18488 (emit_v9_brxx): Make static. Remove useless assertion.
18489 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18491 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18492 * config/sparc/sparc-protos.h (gen_compare_reg,
18493 sparc_emit_float_lib_cmp): Adjust prototype.
18494 (emit_scc_insn, emit_conditional_branch_insn): New.
18495 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18496 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18497 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18498 iterators to the top.
18499 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18500 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18501 snedi_special_trunc): Delete.
18502 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18503 and snedi_special_trunc.
18504 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18505 cbranchdi4, cbranch<F:mode>4): New.
18506 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18507 here. Use gen_compare_reg instead of gen_compare_operator.
18508 (conditional_trap): Replace with...
18509 (ctrapsi4, ctrapdi4): ... this.
18510 (stack_protect_test): Use cbranchcc4.
18512 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18514 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18515 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18516 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18517 from operands[0] or operands[3] depending on is_set.
18518 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18519 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18520 cmpdf, bCC), sCC: Remove.
18521 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18522 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18524 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18525 spu_emit_branch_or_set.
18527 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18529 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18530 xstormy16_compare_op1): Delete.
18531 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18532 xstormy16_compare_op1): Delete.
18533 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18535 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18536 (cmphi, cmpsi, bCC): Remove.
18538 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18539 (*cmpsi): ... this one.
18540 (cbranchsi4, cstoresi4): New.
18541 (bCC expanders): Delete.
18542 (sCC insns): Fold into...
18543 (*setcc): ... this one.
18544 (casesi): Do not use gen_cmpsi and gen_bgtu.
18545 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18546 (movsicc): Simplify.
18547 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18549 * config/vax/vax-protos.h (cond_name): New.
18550 (vax_output_conditional_branch): Remove.
18551 * config/vax/vax.c (cond_name): New.
18552 (vax_output_conditional_branch): Remove.
18553 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18554 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18555 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18556 (bit<VAXint>): Wrap source with (compare).
18557 (b<code> and following unnamed pattern): Rename to *branch and
18558 *branch_reversed. Change macroization to match_operator.
18559 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18561 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18562 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18563 Change last argument to machine_mode.
18564 (xtensa_expand_scc): Add machine_mode argument.
18565 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18566 (gen_conditional_move, xtensa_expand_conditional_branch,
18567 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18568 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18569 Adjust operand numbers.
18570 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18572 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18573 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18574 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18576 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18578 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18579 causes spurious differences between trunk and cond-optab branch.
18581 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18584 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18586 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18588 * tree.c (iterative_hash_pointer): Delete.
18589 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18590 Hash UIDs and versions of SSA names. Don't special-case built-in
18591 function declarations.
18593 2009-05-11 Ian Lance Taylor <iant@google.com>
18596 * graphite.c: Force -Wc++-compat to only be a warning before
18597 #including "cloog/cloog.h".
18599 2009-05-11 Martin Jambor <mjambor@suse.cz>
18601 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18603 2009-05-11 Jan Hubicka <jh@suse.cz>
18605 * tree-ssa-loop-ivcanon.c: Include target.h
18606 (struct loop_size): new structure.
18607 (constant_after_peeling): New predicate.
18608 (tree_estimate_loop_size): New function.
18609 (estimated_unrolled_size): Rewrite for new estimates.
18610 (try_unroll_loop_completely): Use new estimates.
18611 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18613 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18615 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18616 libcpp interface change.
18617 (spu_macro_to_expand): Likewise.
18619 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18621 PR tree-optimization/40026
18622 * gimplify.c (gimplify_init_constructor): Change initial conditional
18623 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18624 optimize_compound_literals_in_ctor.
18626 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18628 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18630 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18632 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18634 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18635 HOST_WIDE_INT for gap.
18637 2009-05-11 Ira Rosen <irar@il.ibm.com>
18639 PR tree-optimization/40074
18640 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18641 account in group size and step comparison.
18643 2009-05-11 Richard Guenther <rguenther@suse.de>
18645 * passes.c (init_optimization_passes): Strip now incorrect comment.
18646 (execute_function_todo): Do not set PROP_alias.
18647 * tree-pass.h (PROP_alias): Remove.
18648 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18649 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18650 * tree-nrv.c (pass_return_slot): Likewise.
18651 * tree-object-size.c (pass_object_sizes): Likewise.
18652 * tree-ssa-dom.c (pass_dominator): Likewise.
18653 (pass_phi_only_cprop): Likewise.
18654 * tree-ssa-dse.c (pass_dse): Likewise.
18655 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18656 (pass_cselim): Likewise.
18657 * tree-ssa-pre.c (pass_pre): Likewise.
18658 (pass_fre): Likewise.
18659 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18660 * tree-ssa-sink.c (pass_sink_code): Likewise.
18661 * tree-stdarg.c (pass_stdarg): Likewise.
18662 * tree-tailcall.c (pass_tail_calls): Likewise.
18663 * tree-vrp.c (pass_vrp): Likewise.
18665 2009-05-10 Ian Lance Taylor <iant@google.com>
18667 * basic-block.h (enum profile_status): Break out of struct
18668 control_flow_graph.
18669 * cgraph.h (struct inline_summary): Break out of struct
18671 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18672 of struct cgraph_order_sort.
18673 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18674 * cse.c (struct branch_path): Break out of struct
18675 cse_basic_block_data.
18676 * except.h (enum eh_region_type): Break out of struct eh_region.
18677 * gcc.c (enum add_del): Break out of struct modify_target.
18678 * genrecog.c (enum decision_type): Break out of struct decision_test.
18679 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18681 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18682 * regmove.c (enum match_use): New enum, broken out of struct match.
18683 * sched-int.h (enum post_call_group): New enum, broken out of
18685 (struct deps_reg): Break out of struct deps.
18686 * target.h (struct asm_int_op): Break out of struct gcc_target.
18687 * tree-eh.c (struct goto_queue_node): Break out of struct
18689 * tree-inline.h (enum copy_body_cge_which): Break out of
18691 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18693 * c-decl.c (in_struct, struct_types): New static variables.
18694 (pushtag): Add loc parameter. Change all callers.
18695 (lookup_tag): Add ploc parameter. Change all callers.
18696 (check_compound_literal_type): New function.
18697 (parser_xref_tag): Add loc parameter. Change all callers. If
18698 -Wc++-compat, warn about struct/union/enum types defined within a
18700 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18701 and loc parameters. Change all callers. Change error calls to
18702 error_at, using loc. For a redefinition, if the location of the
18703 original definition is known, report it. Set in_struct and
18704 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18705 (finish_struct): Add new parameters enclosing_in_struct and
18706 enclosing_struct_types. Change all callers. Set
18707 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18708 in the struct. If in a struct, add this struct to struct_types.
18709 (start_enum): Add loc parameter. Change all callers. Use
18710 error_at for errors, using loc. For a redefinition, if the
18711 location of the original definition is known, report it. If in a
18712 struct, add this enum type to struct_types. If -Wc++-compat warn
18713 if in sizeof, typeof, or alignof.
18714 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18715 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18716 (c_parser_enum_specifier): Get enum location for start_enum.
18717 (c_parser_struct_or_union_specifier): Get struct location for
18718 start_struct. Save in_struct and struct_types status between
18719 start_struct and finish_struct.
18720 (c_parser_cast_expression): Get location of cast.
18721 (c_parser_alignof_expression): Get location of type.
18722 (c_parser_postfix_expression): Likewise.
18723 (c_parser_postfix_expression_after_paren_type): Add type_loc
18724 parameter. Change all callers. Call check_compound_literal_type.
18725 Use type_loc for error about variable size type.
18726 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18727 of an enum constant from an enum type defined in a struct or union.
18728 (c_cast_expr): Add loc parameter. Change all callers. If
18729 -Wc++-compat, warn about defining a type in a cast.
18730 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18731 (start_enum, start_struct, finish_struct): Update declarations.
18732 (parser_xref_tag, c_cast_expr): Update declarations.
18733 (check_compound_literal_type): Declare.
18735 2009-05-11 Ben Elliston <bje@au.ibm.com>
18737 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18738 for recent libcpp interface change.
18739 (rs6000_macro_to_expand): Likewise.
18741 2009-05-10 Michael Matz <matz@suse.de>
18744 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18745 not at entry of function.
18747 2009-05-10 Richard Guenther <rguenther@suse.de>
18749 PR tree-optimization/40081
18751 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18752 using the main variant of the element type. Do not fiddle with
18753 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18755 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18756 structs with volatile fields.
18758 2009-05-10 Jan Hubicka <jh@suse.cz>
18760 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18761 (estimate_move_cost): Assert that it does not get called for
18763 (estimate_num_insns): Skip VOID types in argument handling.
18764 (optimize_inline_calls): Delete unreachable blocks and verify that
18765 callgraph is valid.
18767 2009-05-10 Jan Hubicka <jh@suse.cz>
18769 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18770 * cgraph.c (cgraph_mark_address_taken_node): New function.
18771 (dump_cgraph_node): Dump new flag.
18772 * cgraph.h (struct cgraph_node): Add address_taken.
18773 (cgraph_mark_address_taken_node): New function.
18774 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18775 since new direct calls can be born.
18777 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18779 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18780 tok->val.node.node.
18782 2009-05-10 Jan Hubicka <jh@suse.cz>
18784 PR middle-end/40084
18785 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18787 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18788 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18789 * tree-inline.c (copy_bb): Set frequency correctly.
18790 (fold_marked_statements): Update call to
18791 cgraph_update_edges_for_call_stmt.
18793 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18795 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18796 identifiers in diagnostics.
18797 * config/arm/arm.c (arm_handle_fndecl_attribute,
18798 arm_handle_isr_attribute): Likewise.
18799 * config/avr/avr.c (avr_handle_progmem_attribute,
18800 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18801 * config/bfin/bfin.c (handle_int_attribute,
18802 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18803 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18804 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18806 * config/darwin.c (darwin_handle_kext_attribute,
18807 darwin_handle_weak_import_attribute): Likewise.
18808 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18809 h8300_handle_eightbit_data_attribute,
18810 h8300_handle_tiny_data_attribute): Likewise.
18811 * config/i386/i386.c (ix86_handle_cconv_attribute,
18812 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18813 * config/i386/winnt.c (ix86_handle_shared_attribute,
18814 ix86_handle_selectany_attribute): Likewise.
18815 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18816 * config/m32c/m32c.c (function_vector_handler): Likewise.
18817 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18818 m68hc11_handle_fntype_attribute): Likewise.
18819 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18820 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18821 * config/mips/mips.c (mips_insert_attributes,
18822 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18823 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18824 rs6000_handle_struct_attribute): Likewise.
18825 * config/sh/sh.c (sh_insert_attributes,
18826 sh_handle_resbank_handler_attribute,
18827 sh_handle_interrupt_handler_attribute,
18828 sh2a_handle_function_vector_handler_attribute,
18829 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18831 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18832 * config/spu/spu.c (spu_handle_fndecl_attribute,
18833 spu_handle_vector_attribute): Likewise.
18834 * config/stormy16/stormy16.c
18835 (xstormy16_handle_interrupt_attribute): Likewise.
18836 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18837 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18839 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18841 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18842 (pp_translate_identifiers): New.
18843 (pp_identifier): Only conditionally translate identifier to locale
18845 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18846 (pp_base_tree_identifier): Only conditionally translate identifier
18847 to locale character set.
18848 * c-pretty-print.c (M_): Define.
18849 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18850 fragments for conditional translation with M_.
18851 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18852 identifier translation.
18854 2009-05-10 Richard Guenther <rguenther@suse.de>
18856 PR tree-optimization/40081
18857 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18858 using the main variant of the element type. Do not fiddle with
18859 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18861 2009-05-09 Jan Hubicka <jh@suse.cz>
18863 PR middle-end/40080
18864 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18865 indirect calls; verify cgraph afterwards.
18867 2009-05-09 Jan Hubicka <jh@suse.cz>
18870 * ipa.c (update_inlined_to_pointer): New function.
18871 (cgraph_remove_unreachable_nodes): Use it.
18873 2009-05-09 Jan Hubicka <jh@suse.cz>
18875 * tree-eh.c (struct leh_state): Remove prev_try.
18876 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18877 not track prev_try.
18878 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18879 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18880 remove_eh_handler_and_replace, foreach_reachable_handler,
18881 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18882 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18883 (gen_eh_region_cleanup): Update prototype.
18885 2009-05-09 Jan Hubicka <jh@suse.cz>
18887 PR middle-end/40043
18888 * except.c (copy_eh_region): Always set prev_try.
18889 (redirect_eh_edge_to_label): Find outer try.
18890 (foreach_reachable_handler): When looking for prev try
18891 handle case where previous try is not going to be taken.
18893 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18895 PR tree-optimization/40049
18896 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18897 only vector/vector shifts, convert the type of the constant to the
18898 appropriate type to avoid building incorrect trees, which
18899 eventually have problems with garbage collection.
18901 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18903 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18904 -1 for complex floating-point types if honoring signed zeros.
18906 2009-05-08 Jan Hubicka <jh@suse.cz>
18908 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18909 argument; handle correctly when profile is absent.
18910 (build_cgraph_edges): Update.
18911 (rebuild_cgraph_edges): Update.
18912 * cgraph.c: Do not include varray.h.
18913 (cgraph_set_call_stmt_including_clones): New function.
18914 (cgraph_create_edge_including_clones): Likewise
18915 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18916 (cgraph_update_edges_for_call_stmt): Handle clones.
18917 (cgraph_remove_node): Handle clone tree.
18918 (cgraph_remove_node_and_inline_clones): New function.
18919 (dump_cgraph_node): Dump clone tree.
18920 (cgraph_clone_node): Handle clone tree.
18921 (clone_function_name): Bring here from tree-inline.c.
18922 (cgraph_create_virtual_clone): New function.
18923 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18924 (cgraph_clone_info): New function.
18925 (strut cgraph_node): Add clone_info and new clone tree pointers.
18926 (cgraph_remove_node_and_inline_clones,
18927 cgraph_set_call_stmt_including_clones,
18928 cgraph_create_edge_including_clones,
18929 cgraph_create_virtual_clone): Declare.
18930 (cgraph_function_versioning): Use VEC argument.
18931 (compute_call_stmt_bb_frequency): Update prototype.
18932 (cgraph_materialize_all_clones): New function.
18933 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18934 (ipcp_create_replace_map): Update to VECtors.
18935 (ipcp_update_callgraph): Use virtual clones.
18936 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18937 (ipcp_update_profiling): Do not update local profiling.
18938 (ipcp_insert_stage): Use VECtors and virtual clones.
18939 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18940 (clone_of_p): New function.
18941 (cgraph_preserve_function_body_p): Use clone tree.
18942 (cgraph_optimize): Materialize clones.
18943 (cgraph_function_versioning): Update for VECtors.
18944 (save_inline_function_body): Use clone tree.
18945 (cgraph_materialize_clone): New function.
18946 (cgraph_materialize_all_clones): Likewise.
18947 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18948 * ipa.c: Include gimple.h.
18949 (cgraph_remove_unreachable_nodes): Use clone tree.
18950 * ipa-prop.c (ipa_note_param_call): Update call to
18951 compute_call_stmt_bb_frequencycall.
18952 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18953 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18954 (copy_bb): Handle updating of clone tree; add new edge when new call
18956 (expand_call_inline): Be strict about every call having edge.
18957 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18958 (delete_unreachable_blocks_update_callgraph): New function.
18959 (tree_function_versioning): Use VECtors; always remove unreachable
18960 blocks and fold conditionals.
18961 * tree-inline.h: Do not include varray.h.
18962 (tree_function_versioning): Remove.
18963 * Makefile.in (GTFILES): Remove tree-inline.c
18964 * passes.c (do_per_function): Do only functions having body.
18965 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18968 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18969 Andrew Morrow <acm@google.com>
18972 * c-common.c (c_common_attribute_table): Permit deprecated
18973 attribute to take an optional argument.
18974 (handle_deprecated_attribute): If the optional argument to
18975 __attribute__((deprecated)) is not a string ignore the attribute
18976 and emit a warning.
18978 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18979 * c-typeck.c (build_component_ref): Likewise.
18980 (build_external_ref): Likewise.
18982 * toplev.c (warn_deprecated_use): Add an attribute argument.
18983 Emit the message associated with __attribute__((deprecated)).
18985 * toplev.h (warn_deprecated_use): Updated.
18987 * doc/extend.texi: Document new optional parameter to
18988 __attribute__((deprecated))
18990 2009-05-08 Michael Eager <eager@eagercon.com>
18992 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18993 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18995 2009-05-08 Richard Guenther <rguenther@suse.de>
18997 PR tree-optimization/40062
18998 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18999 Avoid exponential behavior.
19001 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19003 PR rtl-optimization/33928
19005 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19006 process_uses, build_single_def_use_links): New.
19007 (update_df): Update use_def_ref.
19008 (forward_propagate_into): Use get_def_for_use instead of use-def
19010 (fwprop_init): Call build_single_def_use_links and let it initialize
19012 (fwprop_done): Free use_def_ref.
19013 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19014 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19015 df_rd_simulate_one_insn): New.
19016 (df_rd_bb_local_compute_process_def): Update head comment.
19017 (df_chain_create_bb): Use the new RD simulation functions.
19018 * df.h (df_rd_simulate_artificial_defs_at_top,
19019 df_rd_simulate_one_insn): New.
19020 * opts.c (decode_options): Enable fwprop at -O1.
19021 * doc/invoke.texi (-fforward-propagate): Document this.
19023 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19026 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19027 and one complex operand specially.
19028 * tree-complex.c (some_nonzerop): Do not identify a real value as
19029 zero if flag_signed_zeros.
19031 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19033 PR rtl-optimization/33928
19034 * loop-invariant.c (record_use): Fix && vs. || mishap.
19036 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19038 PR rtl-optimization/33928
19039 * loop-invariant.c (struct use): Add addr_use_p.
19040 (struct def): Add n_addr_uses.
19041 (struct invariant): Add cheap_address.
19042 (create_new_invariant): Set cheap_address.
19043 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19044 (record_uses): Pass df_ref to record_use.
19045 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19048 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19050 * config/sh/sh.c: Do not include c-pragma.h.
19052 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
19054 * config/spu/spu.c: Remove include of c-common.h.
19056 2009-05-07 Janis Johnson <janis187@us.ibm.com>
19059 * c-common.h (mark_valid_location_for_stdc_pragma,
19060 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
19061 clear_float_const_decimal64, float_const_decimal64_p): New.
19062 * c.opt (Wunsuffixed-float-constants): New.
19063 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
19064 unsuffixed float constant, handle new warning.
19065 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
19066 * c-decl.c (c_scope): New flag float_const_decimal64.
19067 (set_float_const_decimal64, clear_float_const_decimal64,
19068 float_const_decimal64_p): New.
19069 (push_scope): Set new flag.
19070 * c-parser.c (c_parser_translation_unit): Mark when it's valid
19071 to use STDC pragmas.
19072 (c_parser_external_declaration): Ditto.
19073 (c_parser_compound_statement_nostart): Ditto.
19074 * c-pragma.c (valid_location_for_stdc_pragma,
19075 mark_valid_location_for_stdc_pragma,
19076 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
19077 handle_pragma_float_const_decimal64): New.
19078 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
19079 * cp/semantics.c (valid_location_for_stdc_pragma_p,
19080 set_float_const_decimal64, clear_float_const_decimal64,
19081 float_const_decimal64_p): New dummy functions.
19082 * doc/extend.texi (Decimal Float): Remove statement that the
19083 pragma, and suffix for double constants, are not supported.
19084 * doc/invoke.texi (Warning Options): List new option.
19085 (-Wunsuffixed-float-constants): New.
19087 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
19089 * config/i386/i386.c: Do not include c-common.h.
19091 2009-05-07 Mark Heffernan <meheff@google.com>
19093 * doc/invoke.texi (Debugging Options): Document change of debugging
19095 * opts.c (decode_options): Make dump_base_name relative to
19096 aux_base_name directory.
19098 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19100 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
19101 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
19103 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
19105 * Makefile.in (install-plugin): Simplify a bit.
19107 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
19109 * Makefile.in (OBJS-common): Add regcprop.o.
19111 * timevar.def (TV_CPROP_REGISTERS): New.
19112 * regrename.c (regrename_optimize): Return 0.
19113 (rest_of_handle_regrename): Delete.
19114 (pass_rename_registers): Point to regrename_optimize.
19115 (struct value_data_entry, struct value_data,
19116 kill_value_one_regno, kill_value_regno, kill_value,
19117 set_value_regno, init_value_data, kill_clobbered_value,
19118 kill_set_value, kill_autoinc_value, copy_value,
19119 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
19120 replace_oldest_value_reg, replace_oldest_value_addr,
19121 replace_oldest_value_mem, copyprop_hardreg_forward_1,
19122 debug_value_data, validate_value_data): Move...
19123 * regcprop.c: ... here.
19124 (rest_of_handle_cprop): Delete.
19125 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
19127 2009-05-07 Jakub Jelinek <jakub@redhat.com>
19129 PR middle-end/40057
19130 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
19131 GEN_INT for 1 << bitnum.
19132 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
19133 build_int_cst_type.
19135 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
19137 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
19138 Remove wrong description of "nand" operation.
19140 2009-05-06 Richard Guenther <rguenther@suse.de>
19141 Adam Nemet <anemet@caviumnetworks.com>
19143 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
19144 comment. Add that if LHS is not a gimple register, then RHS1 has
19145 to be a single object (GIMPLE_SINGLE_RHS).
19147 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
19149 * expr.c (get_def_for_expr): Move it up in the file.
19150 (store_field): When expanding a bit-field store, look at the
19151 defining gimple stmt for the masking conversion.
19153 2009-05-06 Janis Johnson <janis187@us.ibm.com>
19155 PR middle-end/39986
19156 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
19157 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
19158 32-bit memcpy into long.
19160 2009-05-06 Jakub Jelinek <jakub@redhat.com>
19162 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
19163 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
19165 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
19166 instead of appending DW_OP_deref*.
19168 2009-05-06 Michael Matz <matz@suse.de>
19170 PR middle-end/40021
19171 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
19172 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
19174 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
19176 * Makefile.in (install-plugin): Fix srcdir handling.
19178 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
19180 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
19181 when processing for not_regs_needed bitmap.
19182 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
19183 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
19184 handling it for rhs.
19186 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19188 * config/i386/i386.md (unnamed inc/dec peephole): Use
19189 optimize_insn_for_size_p instead of optimize_size.
19190 * config/i386/predicates.md (incdec_operand): Likewise.
19191 (aligned_operand): Likewise.
19192 * config/i386/sse.md (divv8sf3): Likewise.
19193 (sqrtv8sf2): Likewise.
19195 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19197 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
19199 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
19201 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19203 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
19204 ssemodesuffixf2c with avxmodesuffixf2c.
19206 2009-05-06 Joseph Myers <joseph@codesourcery.com>
19209 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
19211 2009-05-05 Jakub Jelinek <jakub@redhat.com>
19213 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19214 (struct tree_base): Adjust spacing for 8 bit boundaries.
19215 (struct tree_decl_common): Add decl_by_reference_flag bit.
19216 (DECL_BY_REFERENCE): Adjust.
19217 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19218 print DECL_BY_REFERENCE bit.
19219 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19220 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19221 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19222 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19225 PR middle-end/39666
19226 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19227 range of the type, but default label is missing, add it with one
19228 of the existing labels instead of adding a new label for it.
19230 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19234 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19236 * Makefile.in (enable_plugin, plugin_includedir): New.
19237 (install): Depend on install-plugin.
19238 (PLUGIN_HEADERS): New.
19239 (install-plugin): New.
19240 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19242 2009-05-05 Richard Guenther <rguenther@suse.de>
19244 PR tree-optimization/40022
19245 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19247 (phivn_valid_p): Fix tuplification error, simplify.
19248 (phiprop_insert_phi): Add dumps.
19249 (propagate_with_phi): Simplify.
19251 2009-05-05 Richard Guenther <rguenther@suse.de>
19253 PR middle-end/40023
19254 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19256 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19258 * tree.h (strip_float_extensions): Remove duplicate declaration.
19259 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19260 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19261 block_ultimate_origin): Rearrange the declarations line to match the
19262 comment that indicates the .c file which the functions are defined.
19263 (dwarf2out_*, set_decl_rtl): Add comment.
19264 (get_base_address): Adjust comment.
19265 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19266 declarations line and add comment.
19267 (is_builtin_name): Add blank after function name, for clarity.
19269 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19271 * attribs.c (decl_attributes): Use %qE for identifiers in
19273 * cgraphunit.c (verify_cgraph_node): Translate function names to
19274 locale character set in diagnostics.
19275 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19277 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19278 Document that functions are named in UTF-8.
19279 * expr.c (expand_expr_real_1): Translate function names to locale
19280 character set in diagnostics.
19281 * gimplify.c (omp_notice_variable, omp_is_private,
19282 gimplify_scan_omp_clauses): Use %qE for identifiers in
19284 * langhooks.c (lhd_print_error_function): Translate function names
19285 to locale character set.
19286 * langhooks.h (decl_printable_name): Document that return value is
19287 in internal character set.
19288 * stmt.c: Include pretty-print.h
19289 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19291 (resolve_operand_name_1): Translate named operand name to locale
19293 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19295 * toplev.c (announce_function): Translate function names to locale
19297 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19298 (default_tree_printer): Use pp_identifier or translate identifiers
19299 to locale character set. Mark "<anonymous>" for translation.
19300 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19301 for identifiers in diagnostics.
19302 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19304 * varasm.c (output_constructor): Use %qE for identifiers in
19307 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19309 * configure.ac: use ` ` instead of $()
19310 * configure: Regenerate.
19312 2009-05-05 Ben Elliston <bje@au.ibm.com>
19314 * config/pa/linux-atomic.c: Eliminate conditional include of
19315 errno.h on non-LP64 systems to simplify build requirements.
19317 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19319 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19321 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19322 and pass value to identifier_to_locale.
19323 (warn_variable_length_array): Make name a tree.
19324 (grokdeclarator): Separate diagnostic texts for named and unnamed
19325 declarators. Use %qE for named declarators.
19326 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19328 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19329 identifiers in diagnostics.
19330 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19331 identifier_to_locale. Mark "anonymous" strings for translation.
19333 2009-05-04 Michael Eager <eager@eagercon.com>
19335 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19336 address for DImode/DFmode only if double-precision FP regs.
19338 2009-05-04 Michael Eager <eager@eagercon.com>
19340 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19341 TARGET_SINGLE_FLOAT check.
19343 2009-05-04 Michael Eager <eager@eagercon.com>
19345 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19347 2009-05-04 Michael Eager <eager@eagercon.com>
19349 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19350 * config/rs6000/t-xilinx: New
19352 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19354 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19355 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19356 * gcc/explow.c (memory_address): Use target hook.
19357 * gcc/targhooks.c (default_legitimize_address): New.
19358 * gcc/targhooks.h (default_legitimize_address): New.
19359 * gcc/target.h (legitimize_address): New.
19360 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19361 (TARGET_INITIALIZER): Include it.
19362 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19364 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19365 * config/bfin/bfin.c (legitimize_address): Remove.
19366 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19367 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19369 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19370 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19372 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19373 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19374 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19375 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19376 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19377 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19378 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19379 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19380 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19381 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19382 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19383 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19384 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19385 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19386 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19387 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19388 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19389 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19390 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19391 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19392 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19393 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19394 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19396 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19397 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19398 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19399 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19400 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19401 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19402 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19403 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19404 (thumb_legitimize_address): Delete.
19405 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19406 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19407 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19408 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19409 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19410 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19412 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19415 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19416 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19417 * config/m32r/m32r.c (m32r_legitimize_address): New.
19418 * config/m68k/m68k.c (m68k_legitimize_address): New.
19419 * config/score/score.c (score_legitimize_address): Standardize.
19420 * config/score/score3.c (score3_legitimize_address): Standardize.
19421 * config/score/score3.h (score3_legitimize_address): Adjust.
19422 * config/score/score7.c (score7_legitimize_address): Standardize.
19423 * config/score/score7.h (score7_legitimize_address): Adjust.
19424 * config/sh/sh.c (sh_legitimize_address): New.
19425 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19427 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19428 (s390_legitimize_address): ... this.
19429 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19430 (sparc_legitimize_address): ... this.
19431 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19432 (ix86_legitimize_address): ... this.
19433 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19434 (avr_legitimize_address): ... this.
19435 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19436 (mn10300_legitimize_address): ... this.
19437 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19438 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19439 (alpha_expand_mov): Adjust call.
19441 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19442 * config/spu/spu.c (spu_legitimize_address): Likewise.
19443 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19444 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19446 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19448 * intl.c (locale_encoding, locale_utf8): New.
19449 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19450 * intl.h (locale_encoding, locale_utf8): Declare.
19451 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19452 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19454 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19456 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19457 (pp_base_tree_identifier): Declare as function.
19458 (identifier_to_locale): Declare.
19459 * Makefile.in (pretty-print.o): Update dependencies.
19460 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19462 2009-05-04 Richard Guenther <rguenther@suse.de>
19464 PR middle-end/40015
19465 * builtins.c (fold_builtin_memory_op): Do not decay to element
19466 type if the size matches the whole array.
19468 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19470 * expmed.c (synth_mult): When trying out a shift, pass the result
19473 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19475 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19476 (shiftsub1_cost): New.
19477 (init_expmed): Compute shiftsub1_cost.
19478 (synth_mult): Optimize multiplications by constants of the form
19479 -(2^^m-1) for some constant positive integer m.
19481 2009-05-03 Richard Guenther <rguenther@suse.de>
19484 * c-typeck.c (array_to_pointer_conversion): Do not built
19485 ADDR_EXPRs of arrays of pointer-to-element type.
19486 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19487 up wrong ADDR_EXPRs after-the-fact.
19488 * c-common.c (strict_aliasing_warning): Strip pointer
19489 conversions for obtaining the original type.
19490 * builtins.c (fold_builtin_memset): Handle array types.
19491 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19494 2009-05-03 Richard Guenther <rguenther@suse.de>
19496 PR middle-end/23329
19497 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19498 Do not lose casts from array types with unknown extent to array
19499 types with known extent.
19500 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19501 alias set compatibility.
19503 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19505 * flags.h (extra_warnings): Delete.
19506 * toplev.c (process_options): Handle Wuninitialized here.
19507 * opts.c (extra_warnings): Delete.
19508 (set_Wextra): Delete.
19509 (common_handle_option): -Wextra can be handled automatically.
19510 * c-opts.c (c_common_handle_option): Delete obsolete code.
19511 (c_common_post_options): Simplify comment.
19512 * common.opt (W): Add Var.
19514 (Wuninitialized): Initialize to -1.
19516 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19517 Richard Guenther <rguenther@suse.de>
19519 * expr.c (get_def_for_expr): New function.
19520 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19521 SSA rather than trees.
19522 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19523 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19525 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19527 * c-common.c (reswords): Add _Imaginary.
19528 * c-common.c (enum rid): Add RID_IMAGINARY.
19530 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19532 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19533 Patch by Richard Guenther.
19535 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19537 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19538 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19539 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19540 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19541 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19542 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19543 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19544 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19545 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19546 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19547 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19548 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19549 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19550 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19551 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19552 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19553 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19554 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19556 2009-05-02 Richard Guenther <rguenther@suse.de>
19558 PR tree-optimization/39940
19559 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19562 2009-05-02 Richard Guenther <rguenther@suse.de>
19564 PR middle-end/40001
19565 * tree-ssa.c (execute_update_addresses_taken): Properly check
19566 if we can mark a variable DECL_GIMPLE_REG_P.
19567 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19568 back to the end of the function.
19569 (is_gimple_reg_type): Remove complex type special casing.
19570 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19573 2009-05-02 Ben Elliston <bje@au.ibm.com>
19575 * doc/collect2.texi (Collect2): Document search path behaviour
19576 when configured with --with-ld.
19578 2009-05-02 Jan Hubicka <jh@suse.cz>
19580 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19581 parameter; update callers.
19582 (coalesce_cost_edge): EH edges are costier because they needs
19583 splitting even if not critical and even more costier when there are
19584 multiple EH predecestors.
19586 2009-05-02 Jan Hubicka <jh@suse.cz>
19588 * except.c (remove_eh_handler_and_replace): Handle updating after
19589 removing TRY blocks.
19591 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19593 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19595 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19597 * varasm.c: Do not include c-pragma.h.
19598 * attribs.c: Do not incude c-common.h.
19600 2009-05-01 Michael Matz <matz@suse.de>
19602 * calls.c (initialize_argument_information): Handle SSA names like
19603 decls with a non MEM_P DECL_RTL.
19605 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19607 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19608 * ipa-utils.c: Likewise.
19609 * ipa-type-escape.c: Likewise.
19610 * cgraphunit.c Do not include c-common.h.
19611 * ipa-pure-const.c: Likewise.
19612 * tree-if-conv.c: Likewise.
19613 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19614 * ipa-struct-reorg.c: Likewise.
19615 * tree-nomudflap.c: Likewise.
19616 * tree-ssa-structalias.c: Likewise.
19618 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19620 * store-motion.c: Many cleanups to make this pass a first-class
19621 citizen instead of an appendix to gcse load motion. Add TODO list
19622 to make this pass faster/cleaner/better.
19624 (struct ls_expr): Post gcse.c-split cleanups.
19625 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19626 "stores" field to "avail_stores".
19627 (pre_ldst_mems): Rename to store_motion_mems.
19628 (pre_ldst_table): Rename to store_motion_mems_table.
19629 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19630 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19631 (ldst_entry): Rename to st_expr_entry, update users.
19632 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19633 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19634 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19636 (first_ls_expr): Rename to first_st_expr, update users.
19637 (next_ls_expr): Rename to next_st_expr, update users.
19638 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19639 fields properly for store motion instead of names inherited from load
19641 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19642 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19645 (ae_kill): Rename to st_kill, update users.
19646 (ae_gen): Rename to st_avloc, update users.
19647 (transp): Rename to st_transp, update users.
19648 (pre_insert_map): Rename to st_insert_map, update users.
19649 (pre_delete_map): Rename to st_delete_map, update users.
19650 (insert_store, build_store_vectors, free_store_memory,
19651 one_store_motion_pass): Update for abovementioned changes.
19653 (gcse_subst_count, gcse_create_count): Remove.
19654 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19655 and "n_stores_created", local variables.
19657 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19660 (regvec, compute_store_table_current_insn): Remove.
19661 (reg_set_info, reg_clear_last_set): Remove.
19662 (compute_store_table): Use DF caches instead of local dataflow
19665 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19667 * c-objc-common.c (c_tree_printer): Print identifiers with
19668 pp_identifier, not pp_string. Mark "({anonymous})" for
19670 * c-pretty-print.c (pp_c_ws_string): New.
19671 (pp_c_cv_qualifier, pp_c_type_specifier,
19672 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19673 pp_c_storage_class_specifier, pp_c_function_specifier,
19674 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19675 pp_c_primary_expression, pp_c_postfix_expression,
19676 pp_c_unary_expression, pp_c_shift_expression,
19677 pp_c_relational_expression, pp_c_equality_expression,
19678 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19679 use pp_string and pp_c_ws_string in place of pp_identifier and
19680 pp_c_identifier for non-identifiers. Mark English strings for
19682 * c-pretty-print.h (pp_c_ws_string): Declare.
19684 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19685 Roland McGrath <roland@redhat.com>
19687 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19688 (ENABLE_LD_BUILDID): New configuration option.
19689 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19690 (LINK_BUILDID_SPEC): New macro.
19691 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19693 * doc/install.texi: Document --enable-linker-build-id option.
19694 * configure: Rebuild.
19695 * config.in: Rebuild.
19697 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19699 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19700 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19701 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19702 MIPS_GP_SAVE_AREA_SIZE.
19703 * config/mips/mips.c (struct mips_frame_info): Update comment
19704 before arg_pointer_offset and hard_frame_pointer_offset.
19705 (mips_compute_frame_info): Update diagram before function: to
19706 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19707 indicate the position of frame_pointer_rtx with -fstack-protector and
19708 to show args_size. Don't allocate cprestore area for leaf functions
19709 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19711 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19713 2009-04-30 Michael Matz <matz@suse.de>
19715 PR tree-optimization/39955
19716 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19718 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19720 * ira.c (setup_cover_and_important_classes): Use safe macro
19721 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19723 * genpreds.c (write_tm_preds_h): Output suitable definition of
19724 REG_CLASS_FOR_CONSTRAINT.
19726 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19728 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19730 * bitmap.c (bitmap_descriptor): Likewise.
19731 * ggc-common.c (loc_descriptor): Likewise.
19732 * varray.c (varray_descriptor): Likewise.
19733 * vec.c (vec_descriptor): Likewise.
19735 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19737 * Makefile.in (dce.o): Add $(EXCEPT_H).
19738 * dce.c: Include except.h and delete redundant vector definitions.
19739 (deletable_insn_p): Return false for non-call insns that can throw
19742 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19744 * gcse.c (ae_gen): Remove.
19745 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19746 and make non-static function to make it available in store-motion.c.
19747 Update call sites with search-and-replace.
19748 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19749 extract_mentioned_regs, extract_mentioned_regs_helper,
19750 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19751 store_killed_in_insn, store_killed_after, store_killed_before,
19752 build_store_vectors, insert_insn_start_basic_block, insert-store,
19753 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19754 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19755 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19756 * store-motion.c: ...new file. Also copy data structures from gcse.c
19757 and clean up to remove parts not used by store motion.
19758 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19759 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19761 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19764 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19765 when optimizing for size.
19767 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19769 * gcse.c (gcse_constant_p): Fix typo in last change.
19771 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19773 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19775 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19777 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19779 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19781 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19782 CONST_HIGH_PART result.
19784 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19786 * config/avr/avr.c (initial_elimination_offset): Rename to
19787 avr_initial_elimination_offset.
19788 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19789 change return type to bool.
19790 (avr_can_eliminate): New function.
19791 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19792 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19793 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19794 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19795 avr_initial_elimination_offset.
19796 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19797 (avr_initial_elimination_offset): Define.
19799 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19800 Steven Bosscher <steven@gcc.gnu.org>
19802 PR rtl-optimization/39938
19803 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19804 * cfgrtl.c: Include insn-attr.h.
19805 (rest_of_pass_free_cfg): New function.
19806 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19807 * resource.c (init_resource_info): Remove call to df_analyze.
19809 2009-04-29 Richard Guenther <rguenther@suse.de>
19812 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19813 allow conversion to signed integers.
19815 2009-04-29 Richard Guenther <rguenther@suse.de>
19817 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19818 shifts of floating point vectors if the shift amount is
19819 a constant multiple of the element size.
19821 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19822 Michael Matz <matz@suse.de>
19824 PR middle-end/39927
19826 * tree-outof-ssa.c (emit_partition_copy): New function.
19827 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19828 insert_part_to_rtx_on_edge): Perform the partition base var
19829 copy using emit_partition_copy.
19830 (insert_value_copy_on_edge): Convert constants to the right mode.
19831 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19832 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19834 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19836 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19837 scan backwards to try to find a constant to initialize it.
19839 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19840 insn before the loop_end instruction, don't look past labels.
19842 2009-04-29 Richard Guenther <rguenther@suse.de>
19844 PR middle-end/39937
19845 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19846 loose type conversions.
19847 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19848 stmts only if there are no uses of its definition.
19850 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19852 * config/bfin/bfin.h (splitting_loops): Declare.
19853 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19854 Reorder bit definitions to be ascending.
19855 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19856 * config/bfin/bfin.c (splitting_loops): New variable.
19857 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19858 (struct loop_info): Remove members INIT and LOOP_INIT.
19859 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19860 the LSETUP sequence. Allow LC to be loaded from any register, but
19861 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19862 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19864 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19865 of reload_completed.
19868 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19870 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19872 * Makefile.in (PLUGIN_VERSION_H): New.
19873 (OBJS-common): Remove plugin-version.o.
19874 (plugin.o): Depend on (PLUGIN_VERSION_H).
19875 (plugin-version.o): Remove.
19876 * configure: Regenerate
19877 * configure.ac: Create plugin-version.h.
19878 * gcc-plugin.h (plugin_gcc_version): Remove.
19879 (plugin_default_version_check): Change signature.
19880 * plugin-version.c: Remove.
19881 * plugin.c: Include plugin-version.h.
19882 (str_plugin_gcc_version_name): Remove.
19883 (try_init_one_plugin): Pass gcc version to plugin_init.
19884 (plugin_default_version_check): Both gcc and plugin versions are now
19887 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19889 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19890 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19891 Remove special case testing for last insn of inner loops. Don't fail
19892 if the loop ends with a jump, emit an extra nop instead.
19894 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19895 DREGS rather than comparing directly. Remove code that tries to
19896 account for latencies.
19898 2009-04-29 Richard Guenther <rguenther@suse.de>
19900 PR tree-optimization/39941
19901 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19902 eliminating an indirect call.
19904 2009-04-29 Richard Guenther <rguenther@suse.de>
19906 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19907 parameter. Allow invariants as base if !require_lvalue.
19908 (verify_gimple_assign_single): Adjust.
19910 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19912 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19913 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19914 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19915 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19916 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19918 * config/bfin/bfin.c (bfin_expand_builtin,
19919 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19921 2009-04-28 Richard Guenther <rguenther@suse.de>
19923 * tree-vect-loop.c (get_initial_def_for_induction): Use
19924 correct types for pointer increment.
19926 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19928 * toplev.c (print_version): Update GMP version string calculation.
19930 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19932 PR rtl-optimization/39938
19933 * resource.c (init_resource_info): Add call to df_analyze.
19935 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19937 * config/alpha/alpha.md (usegp): Cast the result of
19938 alpha_find_lo_sum_using_gp to enum attr_usegp.
19939 * config/alpha/alpha.c (override_options): Remove end-of-structure
19940 marker element from cpu_table. Use array size of cpu_table to handle
19941 -mcpu and -mtune options.
19942 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19944 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19946 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19947 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19948 tune_32 and tune_64.
19949 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19950 support on PowerPC.
19951 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19952 * config/rs6000/option-defaults.h: ... here. New file.
19953 (OPT_64, OPT_32): Define.
19954 (MASK_64BIT): Define to 0 if not already defined.
19955 (OPT_ARCH64, OPT_ARCH32): Define.
19956 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19959 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19961 * config/arm/arm.c (arm_override_options): Emit error on using
19964 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19966 PR rtl-optimization/39914
19967 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19968 registers for allocnos created from user-defined variables only
19969 when not optimizing.
19971 2009-04-28 Richard Guenther <rguenther@suse.de>
19973 PR middle-end/39937
19974 * fold-const.c (fold_binary): Use distribute_real_division only
19977 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19979 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19980 add hpux-stdint.h to tm_file.
19981 (hppa[12]*-*-hpux11*): Ditto.
19982 (ia64*-*-hpux*): Ditto.
19983 * config/hpux-stdint.h: New.
19984 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19985 __STDC_EXT__ for all compiles.
19986 * config/pa/pa-hpux.h: Ditto.
19987 * config/pa/pa-hpux10.h: Ditto.
19988 * config/pa/pa-hpux11.h: Ditto.
19990 2009-04-28 Catherine Moore <clm@codesourcery.com>
19992 * debug.h (set_name): Add comment.
19994 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19997 * config/darwin.c (machopic_gen_offset): Check
19998 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19999 * config/arm/arm.c (require_pic_register): Likewise.
20001 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
20003 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
20004 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
20005 m32c_promote_prototypes): Delete.
20007 2009-04-28 Michael Matz <matz@suse.de>
20009 PR middle-end/39922
20010 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20013 2009-04-28 Richard Guenther <rguenther@suse.de>
20015 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20017 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20019 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20020 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20021 * config/arm/arm-tune.md: Regenerate.
20023 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20025 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20026 block if there are complex incoming edges.
20027 (sel_merge_blocks): Remove useless assert.
20028 (sel_redirect_edge_and_branch): Check that edge was redirected.
20029 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20030 (sel_find_rgns): Delete declaration.
20031 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20032 the region when it is not a preheader.
20034 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20037 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20039 2009-04-28 Richard Guenther <rguenther@suse.de>
20041 * tree.h (SSA_NAME_VALUE): Remove.
20042 (struct tree_ssa_name): Remove value_handle member.
20043 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20044 array for jump threading.
20045 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20047 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20048 * tree-flow.h (threadedge_initialize_values): Declare.
20049 (threadedge_finalize_values): Likewise.
20050 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20051 (SSA_NAME_VALUE): Define.
20052 (threadedge_initialize_values): New function.
20053 (threadedge_finalize_values): Likewise.
20054 * tree-ssa-dom.c (ssa_name_values): New global variable.
20055 (SSA_NAME_VALUE): Define.
20056 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
20058 2009-04-28 Ira Rosen <irar@il.ibm.com>
20060 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
20061 Use REPORT_VECTORIZED_LOCATIONS instead
20062 REPORT_VECTORIZED_LOOPS.
20063 * tree-vectorizer.c (vect_verbosity_level): Make static.
20064 (vect_loop_location): Rename to vect_location.
20065 (vect_set_verbosity_level): Update comment.
20066 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
20068 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
20069 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
20070 instead REPORT_UNVECTORIZED_LOOPS.
20071 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
20072 and vect_loop_def to vect_external_def and vect_internal_def.
20073 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
20074 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
20075 REPORT_UNVECTORIZED_LOCATIONS.
20076 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
20077 and vect_used_in_loop and to vect_unused_in_scope and
20078 vect_used_in_scope.
20079 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
20080 (vect_verbosity_level): Remove declaration.
20081 (vect_analyze_operations): Likewise.
20082 (vect_analyze_stmt): Declare.
20083 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
20084 REPORT_UNVECTORIZED_LOCATIONS.
20085 (vect_get_loop_niters): Fix indentation.
20086 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
20087 (vect_analyze_loop_operations): New function.
20088 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
20089 vect_analyze_operations.
20090 (vect_is_simple_reduction): Use new names.
20091 (vectorizable_live_operation, vect_transform_loop): Likewise.
20092 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
20093 to specify whether the data references can be a part of interleaving
20095 (vect_analyze_data_ref_dependence): Use new names.
20096 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
20097 (vect_create_addr_base_for_vector_ref): Remove redundant code.
20098 * tree-vect-patterns.c (widened_name_p): Use new names.
20099 (vect_recog_dot_prod_pattern): Likewise.
20100 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
20101 (process_use, vect_mark_stmts_to_be_vectorized,
20102 vect_model_simple_cost, vect_model_store_cost,
20103 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
20104 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
20105 vectorizable_operation, vectorizable_type_demotion,
20106 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
20107 vectorizable_condition): Likewise.
20108 (vect_analyze_operations): Split into vect_analyze_loop_operations
20110 (vect_analyze_stmt): ... new function.
20111 (new_stmt_vec_info): Use new names.
20112 (vect_is_simple_use): Use new names and fix comment.
20113 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
20114 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
20116 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20119 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
20120 and integer modes for x87 operands. Do not ICE for unsupported size,
20121 generate error instead. Generate error for unsupported operand types.
20122 ['z']: Do not handle HImode memory operands specially. Warning
20123 for floating-point operands. Fallthru to 'Z' for unsupported operand
20124 types. Do not ICE for unsupported size, generate error instead.
20125 (output_387_binary_op): Use %Z to output operands.
20126 (output_fp_compare): Ditto.
20127 (output_387_reg_move): Ditto.
20129 2009-04-28 Ben Elliston <bje@au.ibm.com>
20134 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20136 * builtins.c (c_strlen): Do not warn here.
20137 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20138 * c-common.c (pointer_int_sum): Take an explicit location.
20139 Warn about offsets out of bounds.
20140 * c-common.h (pointer_int_sum): Adjust declaration.
20142 2009-04-27 Ian Lance Taylor <iant@google.com>
20144 * collect2.c (is_ctor_dtor): Change type of ret field in struct
20146 * dce.c (run_fast_df_dce): Change type of old_flags to int.
20147 * df-core.c (df_set_flags): Change return type to int. Change
20148 type of old_flags to int.
20149 (df_clear_flags): Likewise.
20150 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
20151 (df_get_conditional_uses): Likewise.
20152 * df.h (df_set_flags, df_clear_flags): Update declarations.
20153 * dwarf2out.c (struct indirect_string_node): Change type of form
20154 field to enum dwarf_form.
20155 (AT_string_form): Change return type to enum dwarf_form.
20156 * fixed-value.c (fixed_compare): Add cast to enum type.
20157 * fwprop.c (update_df): Change 0 to VOIDmode.
20158 * gensupport.c: Change 0 to UNKNOWN.
20159 * gimple.h (gimple_cond_code): Add cast to enum type.
20160 * haifa-sched.c (reemit_notes): Add cast to enum type.
20161 * hooks.c (hook_int_void_no_regs): Remove function.
20162 * hooks.h (hook_int_void_no_regs): Remove declaration.
20163 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
20164 * predict.c (combine_predictions_for_insn): Add casts to enum type.
20165 * real.c (real_arithmetic): Add cast to enum type.
20166 (real_compare): Likewise.
20167 * target.h (struct gcc_target): Change return type of
20168 branch_target_register_class to enum reg_class.
20169 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
20170 default_branch_target_register_class.
20171 * targhooks.c (default_branch_target_register_class): New function.
20172 * targhooks.h (default_branch_target_register_class): Declare.
20173 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
20174 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
20176 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
20178 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
20179 vect_uninitialized_def. Change 0 to ERROR_MARK.
20180 * tree-vect-stmts.c (supportable_widening_operation): Don't
20181 initialize icode1 and icode2.
20182 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
20183 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
20185 (cmn_err_flag_specs): Change 0 to STD_C89.
20186 (cmn_err_char_table): Likewise.
20187 * config/arm/arm.c (get_arm_condition_code): Change type of code
20188 to enum arm_cond_code.
20189 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
20190 (IWMMXT_BUILTIN2): Likewise.
20191 (neon_builtin_type_bits): Don't define typedef.
20192 (neon_builtin_datum): Change type of bits field to int.
20193 (arm_expand_neon_args): Add cast to enum type.
20194 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
20196 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
20197 casts to enum type.
20198 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
20200 * config/mips/mips.md (jal_macro): Return enum constant.
20201 (single_insn): Likewise.
20202 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
20204 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20205 casts to enum type.
20206 * config/s390/s390.c (s390_tune_flags): Change type to int.
20207 (s390_arch_flags): Likewise.
20208 (s390_handle_arch_option): Change flags field of struct pta to int.
20209 * config/s390/s390.h (s390_tune_flags): Update declaration.
20210 (s390_arch_flags): Likewise.
20211 * config/sh/sh.c (prepare_move_operands): Compare
20212 tls_symbolic_operand result with enum constant.
20213 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20214 (sh_expand_prologue): Add cast to enum type.
20215 (sh_expand_epilogue): Likewise.
20216 (tls_symbolic_operand): Change return type to enum tls_model.
20217 (fpscr_set_from_mem): Add cast to enum type.
20218 (legitimize_pic_address): Compare tls_symbolic_operand result with
20220 (sh_target_reg_class): Change return type to enum reg_class.
20221 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20223 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20224 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20225 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20226 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20227 (delayed_branch, tls_call_delay): Likewise.
20228 (eligible_for_sibcall_delay): Likewise.
20229 (eligible_for_return_delay): Likewise.
20230 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20231 (spu_expand_builtin_1): Likewise.
20233 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20234 for all types of conversions.
20235 (output_init_element): Issue -Wc++-compat warning if needed when
20236 initializing a bitfield with enum type.
20237 * c-parser.c (c_parser_expression): Set original_type to
20238 original_type of right hand operand of comma operator.
20240 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20242 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20244 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20245 * doc/cpp.texi (Standard Predefined Macros)
20246 (Implementation-defined behavior): Likewise.
20247 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20248 * doc/gimple.texi (GIMPLE Exception Handling)
20249 (@code{GIMPLE_ASSIGN}): Likewise.
20250 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20251 * doc/invoke.texi (Warning Options, Optimize Options)
20252 (AVR Options, Darwin Options): Likewise.
20253 (Optimize Options): Reformulate -fwhole-program description.
20254 * doc/loop.texi (Lambda): Likewise.
20255 * doc/md.texi (Output Template, Define Constraints)
20256 (Standard Names, Insn Splitting): Likewise.
20257 * doc/options.texi (Option properties): Likewise.
20258 * doc/passes.texi (Tree-SSA passes): Likewise.
20259 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20260 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20261 (File Names and DBX): Likewise.
20262 * doc/trouble.texi (Incompatibilities): Likewise.
20264 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20266 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20267 instruction is correct.
20269 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20271 Allow non-constant arguments to conversion intrinsics.
20272 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20273 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20274 * spu.c (print_operand): Handle 'v' and 'w'.
20275 (exp2_immediate_p, spu_gen_exp2): Define.
20276 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20277 spu_convtf_1): Update parameter descriptions.
20278 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20279 * constraints.md ('v', 'w'): New.
20280 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20282 (i2f, I2F): New define_mode_attr.
20283 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20284 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20285 fixuns_truncv4sfv4si2): Update to use mode attribute.
20286 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20287 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20288 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20289 patterns for combine.
20291 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20293 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20294 (cprop, hoist, pre, store_motion): New debug counters.
20295 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20296 is not an RTL pass anymore.
20297 (pass_profiling): Remove extern decl for pass removed in 2005.
20298 (pass_gcse, pass_jump_bypass): Remove.
20299 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20300 to 0 for clean state.
20301 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20302 * cse.c (gate_handle_cse_after_global_opts,
20303 rest_of_handle_cse_after_global_opts): New functions.
20304 (pass_cse_after_global_opts): New pass, does local CSE.
20305 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20306 (TV_CPROP): New timevar.
20307 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20308 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20309 (gcse_main, recompute_all_luids): Remove.
20310 (compute_hash_table_work): Call max_reg_num instead of reading
20312 (cprop_jump): Don't set run_jump_opt_after_gcse.
20313 (constprop_register): Always allow to alter jumps.
20314 (cprop_insn): Likewise.
20315 (do_local_cprop): Likewise.
20316 (local_cprop_pass): Likewise. Return non-zero if something changed.
20317 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20318 (find_implicit_sets): Add note about missed optimization opportunity.
20319 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20320 pass_rtl_cprop execute function.
20321 Don't bother tracking the pass number, each pass gets its own dumpfile
20323 Always allow to alter jumpsand bypass jumps.
20324 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20325 will just find no suitable set.
20326 (pre_edge_insert): Fix dumping, this function is for PRE only.
20327 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20328 pass_rtl_pre execute function.
20329 (hoist_code): Return non-zero if something changed. Keep track of
20330 substitutions and insertions for statistics gathering similar to PRE.
20331 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20332 called from the pass_rtl_hoist execute function. Show pass statistics.
20333 (compute_store_table): Use max_reg_num directly instead of using the
20334 formerly global max_gcse_regno.
20335 (build_store_vectors): Likewise.
20336 (replace_store_insn): Fix dumping.
20337 (store_motion): Rename to ...
20338 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20339 pass, called from the pass_rtl_store_motion execute function. Keep
20340 track of substitutions and insertions for statistics gathering similar
20342 (bypass_jumps): Remove, fold interesting bits into ...
20343 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20344 from the pass_rtl_cprop execute function.
20345 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20346 pass_jump_bypass): Remove.
20347 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20348 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20349 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20350 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20351 (gate_rtl_store_motion, execute_rtl_store_motion,
20352 pass_rtl_store_motion): New.
20353 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20354 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20355 * passes.c (init_optimization_passes): Remove pass_gcse and
20356 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20357 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20358 instead of pass_jump_bypass.
20360 2009-04-27 Richard Guenther <rguenther@suse.de>
20362 PR middle-end/39928
20363 * gimplify.c (gimplify_expr): If we are required to create
20364 a temporary make sure it ends up as register.
20366 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20369 * config/i386/i386.c (construct_container): Don't call
20370 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20371 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20373 2009-04-27 Michael Matz <matz@suse.de>
20375 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20376 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20377 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20378 (dump_replaceable_exprs): Take a bitmap.
20379 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20381 (expand_gimple_basic_block): Likewise.
20382 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20383 replaceable_expressions member a bitmap.
20384 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20385 (mark_replaceable): Likewise.
20386 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20387 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20389 2009-04-27 Richard Guenther <rguenther@suse.de>
20391 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20392 (verify_stmts): Dispatch to gimple/type verification code.
20393 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20394 issue with call argument types.
20396 2009-04-27 Michael Matz <matz@suse.de>
20398 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20399 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20402 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20403 Eric Botcazou <ebotcazou@adacore.com>
20405 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20406 a label's basic block.
20407 (mark_target_live_regs): Tidy and rework obsolete comments.
20408 Change back DF problem to LIVE. If a label starts a basic block,
20409 assume that all registers that used to be live then still are.
20410 (init_resource_info): If a label starts a basic block, set its
20411 BLOCK_FOR_INSN accordingly.
20412 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20414 2009-04-27 Richard Guenther <rguenther@suse.de>
20416 * tree-flow-inline.h (function_ann): Remove.
20417 (get_function_ann): Likewise.
20418 * tree-dfa.c (create_function_ann): Remove.
20419 * tree-flow.h (struct static_var_ann_d): Remove.
20420 (struct function_ann_d): Likewise.
20421 (union tree_ann_d): Remove fdecl member.
20422 (function_ann_t): Remove.
20423 (function_ann, get_function_ann, create_function_ann): Remove
20426 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20428 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20430 2009-04-27 Jan Hubicka <jh@suse.cz>
20432 * ipa-pure-const.c (struct funct_state_d): New fields
20433 state_previously_known, looping_previously_known; remove
20434 state_set_in_source.
20435 (analyze_function): Use new fields.
20436 (propagate): Avoid assumption that state_set_in_source imply
20439 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20440 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20441 * cfgloop.h (finite_loop_p): Declare.
20443 2009-04-26 Michael Matz <matz@suse.de>
20445 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20447 2009-04-26 Michael Matz <matz@suse.de>
20449 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20450 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20451 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20452 pass_mark_used_blocks): Remove.
20453 * tree-optimize.c (pass_free_datastructures,
20454 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20455 * passes.c (init_optimization_passes): Don't call
20456 pass_mark_used_blocks, remove dead code.
20458 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20460 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20461 * tree-ssa-live.h (register_ssa_partition): Likewise.
20463 2009-04-26 Michael Matz <matz@suse.de>
20466 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20467 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20468 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20470 (compare_pairs): Swap cost comparison.
20471 (coalesce_ssa_name): Don't use change_partition_var.
20472 * tree-nrv.c (struct nrv_data): Add modified member.
20473 (finalize_nrv_r): Set it.
20474 (tree_nrv): Use it to update statements.
20475 (pass_nrv): Require PROP_ssa.
20476 * tree-mudflap.c (mf_decl_cache_locals,
20477 mf_build_check_statement_for): Use make_rename_temp.
20478 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20479 * alias.c (find_base_decl): Handle SSA names.
20480 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20481 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20482 * rtl.h (set_reg_attrs_for_parm): Declare.
20483 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20484 to "optimized", remove unused locals at finish.
20485 (execute_free_datastructures): Make global, call
20486 delete_tree_cfg_annotations.
20487 (execute_free_cfg_annotations): Don't call
20488 delete_tree_cfg_annotations.
20490 * ssaexpand.h: New file.
20491 * expr.c (toplevel): Include ssaexpand.h.
20492 (expand_assignment): Handle SSA names the same as register variables.
20493 (expand_expr_real_1): Expand SSA names.
20494 * cfgexpand.c (toplevel): Include ssaexpand.h.
20495 (SA): New global variable.
20496 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20497 (SSAVAR): New macro.
20498 (set_rtl): New helper function.
20499 (add_stack_var): Deal with SSA names, use set_rtl.
20500 (expand_one_stack_var_at): Likewise.
20501 (expand_one_stack_var): Deal with SSA names.
20502 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20503 before unique numbers.
20504 (expand_stack_vars): Use set_rtl.
20505 (expand_one_var): Accept SSA names, add asserts for them, feed them
20506 to above subroutines.
20507 (expand_used_vars): Expand all partitions (without default defs),
20508 then only the local decls (ignoring those expanded already).
20509 (expand_gimple_cond): Remove edges when jumpif() expands an
20510 unconditional jump.
20511 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20512 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20514 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20515 members of SA; deal with PARM_DECL partitions here; expand
20516 all PHI nodes, free tree datastructures and SA. Commit instructions
20517 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20518 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20519 info and statements at start, collect garbage at finish.
20520 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20521 (VAR_ANN_PARTITION) Remove.
20522 (change_partition_var): Don't declare.
20523 (partition_to_var): Always return SSA names.
20524 (var_to_partition): Only accept SSA names.
20525 (register_ssa_partition): Only check argument.
20526 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20528 (delete_var_map): Don't free it.
20529 (var_union): Only accept SSA names, simplify.
20530 (partition_view_init): Mark only useful SSA names as used.
20531 (partition_view_fini): Only deal with SSA names.
20532 (change_partition_var): Remove.
20533 (dump_var_map): Use ssa_name instead of partition_to_var member.
20534 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20536 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20537 (struct _elim_graph): New member const_dests; nodes member vector of
20539 (set_location_for_edge): New static helper.
20540 (create_temp): Remove.
20541 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20542 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20543 (new_elim_graph): Allocate const_dests member.
20544 (clean_elim_graph): Truncate const_dests member.
20545 (delete_elim_graph): Free const_dests member.
20546 (elim_graph_size): Adapt to new type of nodes member.
20547 (elim_graph_add_node): Likewise.
20548 (eliminate_name): Likewise.
20549 (eliminate_build): Don't take basic block argument, deal only with
20550 partition numbers, not variables.
20551 (get_temp_reg): New static helper.
20552 (elim_create): Use it, deal with RTL temporaries instead of trees.
20553 (eliminate_phi): Adjust all calls to new signature.
20554 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20555 (rewrite_trees): Only do checking.
20556 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20557 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20558 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20559 contains_tree_r, MAX_STMTS_IN_LATCH,
20560 process_single_block_loop_latch, analyze_edges_for_bb,
20561 perform_edge_inserts): Remove.
20562 (expand_phi_nodes): New global function.
20563 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20564 functions, initialize new parameter, remember partitions having a
20566 (finish_out_of_ssa): New global function.
20567 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20568 don't reset in_ssa_p here, don't disable TER when mudflap.
20569 (pass_del_ssa): Remove.
20570 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20572 (execute_free_datastructures): Declare.
20573 * Makefile.in (SSAEXPAND_H): New variable.
20574 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20575 * basic-block.h (commit_one_edge_insertion): Declare.
20576 * passes.c (init_optimization_passes): Move pass_nrv and
20577 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20578 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20579 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20580 (redirect_branch_edge): Deal with super block when expanding, split
20581 out jump patching itself into ...
20582 (patch_jump_insn): ... here, new static helper.
20584 2009-04-26 Michael Matz <matz@suse.de>
20586 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20587 beyond num_ssa_names.
20588 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20589 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20591 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20593 PR inline-asm/39543
20594 * fwprop.c (forward_propagate_asm): New function.
20595 (forward_propagate_and_simplify): Propagate also into __asm, if it
20596 doesn't increase the number of referenced registers.
20599 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20601 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20603 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20604 note_nonlocal_vla_type for nonlocal VLAs.
20605 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20606 contains_remapped_vars, remap_vla_decls): New functions.
20607 (convert_nonlocal_reference_stmt): If not optimizing, call
20608 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20609 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20610 if it wasn't found in var_map.
20611 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20612 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20613 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20615 * gimplify.c (nonlocal_vlas): New variable.
20616 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20618 (gimplify_body): Create and destroy nonlocal_vlas.
20620 * dwarf2out.c (loc_descr_plus_const): New function.
20621 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20622 mem_loc_descriptor, loc_descriptor_from_tree_1,
20623 descr_info_loc, gen_variable_die): Use it.
20625 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20626 !TREE_STATIC VAR_DECLs.
20627 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20628 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20629 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20630 DECL_BY_REFERENCE is valid.
20631 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20632 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20633 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20634 Copy DECL_BY_REFERENCE.
20635 (struct nesting_copy_body_data): New type.
20636 (nesting_copy_decl): New function.
20637 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20638 if they have variable length.
20640 2009-04-26 Michael Matz <matz@suse.de>
20642 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20643 mark new temporaries for renaming.
20645 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20648 * c-decl.c (global_bindings_p): Return negative value.
20649 (c_variable_size): New. Based on variable_size from
20651 (grokdeclarator): Call c_variable_size not variable_size.
20653 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20655 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20657 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20659 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20660 Redefine it to just use mingw/include.
20661 (ASM_SPEC): Rules for -m32 and -m64.
20662 (LINK_SPEC): Use Likewise.
20663 (SPEC_32): New define.
20664 (SPEC_64): Likewise.
20665 (SUB_LINK_SPEC): Likewise.
20666 (MULTILIB_DEFAULTS): New define.
20667 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20668 Add multilib options.
20669 (MULTILIB_DIRNAMES): Likewise.
20670 (MULTILIB_OSDIRNAMES): Likewise.
20671 (LIBGCC): Likewise.
20672 (INSTALL_LIBGCC): Likewise.
20674 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20677 * c-tree.h (enum c_inline_static_type): New.
20678 (record_inline_static): Declare.
20679 * c-decl.c (struct c_inline_static, c_inline_statics,
20680 record_inline_static, check_inline_statics): New.
20681 (pop_file_scope): Call check_inline_statics.
20682 (start_decl): Call record_inline_static instead of pedwarning
20683 directly for static in inline function.
20684 * c-typeck.c (build_external_ref): Call record_inline_static
20685 instead of pedwarning directly for static referenced in inline
20688 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20690 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20691 not new but only being rescanned.
20692 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20693 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20694 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20695 record_set_info, compute_set, grealloc): Remove.
20696 (recompute_all_luids): New function.
20697 (gcse_main): Don't compute sets, and don't do related memory
20698 allocations/free-ing. If something changed before the end of the
20699 pass, update LUIDs using recompute_all_luids.
20700 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20701 (free_gcse_mem): Don't free it either.
20702 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20703 Use the df insn LUIDs.
20704 (load_killed_in_block): Likewise.
20705 (compute_hash_table_work): Don't compute reg_set_in_block.
20706 (compute_transp): Use DF_REG_DEF_CHAINs.
20707 (local_cprop_pass): Don't use compute_sets and related functions.
20708 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20709 Use get_max_uid() instead of max_cuid.
20710 (insert_insn_end_basic_block, pre_insert_copy_insn,
20711 update_ld_motion_stores): Don't try to
20712 keep reg_set tables up to date.
20713 (pre_insert_copies): Use df insn LUIDs.
20714 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20715 (reg_set_info): Don't use extra bitmap argument.
20716 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20717 information to compute regs_set_in_block.
20718 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20719 (bypass_jumps): Don't use compute_sets and friends.
20721 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20724 * opts.c (undocumented_msg): Do not leave blank even with
20727 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20729 * c-decl.c (build_enumerator): Allow values folding to integer
20730 constants but not integer constant expressions with a pedwarn if
20733 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20736 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20737 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20738 type is an integer constant.
20740 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20743 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20746 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20749 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20750 with variably modified return type and no storage class
20751 specifiers, except for the case of nested functions. Distinguish
20752 extern declarations of functions with variably modified return
20753 types from those of objects with variably modified types.
20755 2009-04-25 Jan Hubicka <jh@suse.cz>
20757 * tree.c (list_equal_p): New function.
20758 * tree.h (list_equal_p): Declare.
20759 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20760 basic_block_def, basic_block, const_basic_block): New.
20761 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20762 (redirect_eh_edge): New function.
20763 (make_eh_edge_update_phi): EH edges are not abnormal.
20764 * except.c: Include tree-flow.h.
20765 (list_match): New function.
20766 (eh_region_replaceable_by_p): New function.
20767 (replace_region): New function.
20768 (hash_type_list): New function.
20769 (hash_eh_region): New function.
20770 (eh_regions_equal_p): New function.
20771 (merge_peers): New function.
20772 (remove_unreachable_regions): Verify EH tree when checking;
20774 (copy_eh_region_1): New function.
20775 (copy_eh_region): New function.
20776 (push_reachable_handler): New function.
20777 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20778 regions without label but with live RESX.
20779 * except.h (redirect_eh_edge_to_label): New.
20780 * tree-flow.h (redirect_eh_edge): New.
20781 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20782 basic_block_def, basic_block, const_basic_block): Remove.
20783 * Makefile.in (except.o): Add dependency on tree-flow.h
20784 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20785 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20788 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20791 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20792 on the destination of memcpy.
20794 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20796 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20797 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20798 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20800 2009-04-25 Jan Hubicka <jh@suse.cz>
20802 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20803 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20804 to be reached by different label than left.
20805 (update_eh_edges): Update comment; remove edge_to_remove if possible
20806 and return true if suceeded.
20807 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20808 (cleanup_eh): Compute sharing map.
20809 * except.c (remove_eh_handler_and_replace): Add argument if we should
20811 (remove_unreachable_regions): Update for label sharing.
20812 (label_to_region_map): Likewise.
20813 (get_next_region_sharing_label): New function.
20814 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20816 (remove_eh_handler): Update.
20817 (remove_eh_region_and_replace_by_outer_of): New function.
20818 * except.h (struct eh_region): Add next_region_sharing_label.
20819 (remove_eh_region_and_replace_by_outer_of,
20820 get_next_region_sharing_label): Declare.
20821 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20823 2009-04-25 Jan Hubicka <jh@suse.cz>
20825 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20826 insert code even if they are not critical.
20828 2009-04-25 Jan Hubicka <jh@suse.cz>
20830 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20831 (gimple_can_remove_branch_p): EH edges won't remove branch by
20833 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20834 updating of non-abnormal EH edges.
20835 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20836 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20837 (split_critical_edges): Split also edges where emitting code on them
20838 will lead to splitting later.
20840 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20841 H.J. Lu <hongjiu.lu@intel.com>
20844 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20845 the configured assembler supports fildq and fistpq mnemonics.
20846 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20847 * configure: Regenerated.
20848 * config.in: Ditto.
20850 * config/i386/i386.c (print_operand): Handle 'Z'.
20851 ['z']: Remove handling of special fild/fist suffixes.
20852 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20853 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20854 suffix of fild insn.
20855 (*floatsi<mode>2_vector_mixed): Ditto.
20856 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20857 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20858 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20859 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20860 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20862 2009-04-25 Ben Elliston <bje@au.ibm.com>
20864 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20865 the source of a set operation.
20867 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20869 * target.h (struct gcc_target): Add case_values_threshold field.
20870 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20871 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20872 * targhooks.c (default_case_values_threshold): New function.
20873 * targhooks.h (default_case_values_threshold): Declare function.
20874 * stmt.c (expand_case): Use case_values_threshold target hook.
20875 * expr.h (case_values_threshold): Remove declartation.
20876 * expr.c (case_values_threshold): Remove function.
20877 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20879 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20880 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20881 (avr_case_values_threshold): Declare as static.
20882 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20884 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20885 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20886 (mn10300_case_values_threshold): New function.
20888 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20890 * ira.c (setup_cover_and_important_classes): Add enum cast.
20892 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20894 * genpreds.c (write_enum_constraint_num): Output definition of
20895 CONSTRAINT_NUM_DEFINED_P macro.
20896 * ira.c (setup_cover_and_important_classes): Use
20897 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20899 2009-04-24 DJ Delorie <dj@redhat.com>
20901 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20902 __SH2A_SINGLE_ONLY__ also.
20904 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20906 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20907 (movdf_internal): Ditto.
20908 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20909 SFmode and DFmode constants.
20910 (ia64_print_operand): Add 'G' format for printing
20911 floating point constants.
20913 2009-04-24 Richard Guenther <rguenther@suse.de>
20915 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20916 from unsigned additions.
20918 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20920 * c-typeck.c (set_init_index): Allow array designators that are
20921 not integer constant expressions with a pedwarn if pedantic.
20923 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20925 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20926 zero if no overlap in nonzero bits between the operands.
20928 2009-04-24 Ian Lance Taylor <iant@google.com>
20930 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20931 (record_dead_and_set_regs): Likewise.
20932 * df.h (struct df_mw_hardreg): Change flags field to int.
20933 (struct df_base_ref): Likewise.
20934 (struct df): Change changeable_flags field to int.
20935 * df-scan.c (df_defs_record): Change clobber_flags to int.
20936 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20937 constants rather than #define macros.
20938 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20939 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20940 (enum dwarf_calling_convention): Likewise.
20941 (enum dwarf_line_number_x_ops): Likewise.
20942 (enum dwarf_call_frame_info): Likewise.
20943 (enum dwarf_source_language): Likewise.
20944 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20945 (add_calling_convention_attribute): Likewise.
20946 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20947 (combine_comparisons): Change compcode to int. Add cast to enum type.
20948 * genrecog.c (maybe_both_true_2): Change c to int.
20949 (write_switch): Likewise. Add cast to enum type.
20950 * gimplify.c (gimplify_omp_for): Handle return values from
20951 gimplify_expr using MIN rather than bitwise or.
20952 (gimplify_expr): Add cast to enum type.
20953 * ipa-prop.c (update_jump_functions_after_inlining): Change
20954 IPA_BOTTOM to IPA_JF_UNKNOWN.
20955 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20956 Add casts to enum type.
20957 (setup_cover_and_important_classes): Change cl to int. Add casts
20959 (setup_class_translate): Change cl and mode to int.
20960 (ira_init_once): Change mode to int.
20961 (free_register_move_costs): Likewise.
20962 (setup_prohibited_mode_move_regs): Add casts to enum type.
20963 * langhooks.c (add_builtin_function_common): Rework assertion that
20964 value fits bitfield.
20965 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20966 * omega.c (omega_do_elimination): Avoid math on enum types.
20967 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20968 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20969 int local to handle integral_argment value.
20970 * regmove.c (try_auto_increment): Change PUT_MODE to
20972 * reload.c (push_secondary_reload): Add casts to enum type.
20973 (secondary_reload_class, find_valid_class): Likewise.
20974 * reload1.c (emit_input_reload_insns): Likewise.
20975 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20976 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20977 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20979 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20980 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20982 (expand_complex_libcall): Add casts to enum type.
20983 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20984 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20985 with ERROR_MARK, not NUM_TREE_CODES.
20986 (vect_create_epilog_for_reduction): Likewise.
20987 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20988 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20989 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20991 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20992 vect_unused_in_loop. Change 0 to loop_vect.
20993 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20994 * var-tracking.c (get_init_value): Change return type to enum
20996 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20997 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20999 (arm_override_options): Add casts to enum type.
21000 (arm_emit_tls_decoration): Likewise.
21001 * config/i386/i386.c (ix86_function_specific_restore): Add casts
21003 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
21004 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
21005 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21007 * config/s390/s390.c (code_for_builtin_64): Change to array of
21009 (code_for_builtin_31): Likewise.
21010 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21012 * config/sparc/sparc.c (sparc_override_options): Change value
21013 field in struct code_model to enum cmodel. In initializer change
21014 0 to NULL and add cast to enum type.
21016 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21017 Change all callers. Issue a -Wc++-compat warning using
21018 lhs_origtype if necessary.
21019 (convert_for_assignment): Issue -Wc++-compat warnings about
21020 invalid conversions to enum type on assignment.
21021 * c-common.h (build_modify_expr): Update declaration.
21023 2009-04-24 Nick Clifton <nickc@redhat.com>
21025 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21026 (function_arg_advance): Likewise.
21027 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21030 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21032 * config/s390/constraints.md ('I', 'J'): Fix condition.
21034 2009-04-24 Diego Novillo <dnovillo@google.com>
21036 * gengtype-parse.c (parse_error): Add newline after message.
21038 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21040 * config/i386/sse.md (avxmodesuffixs): Removed.
21041 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21042 (*avx_pinsr<ssevecsize>): This.
21044 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21046 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21047 follow chains of regs with a single definition, and allow expressions
21048 that are function_invariant_p.
21049 (simple_rhs_p): Allow expressions that are function_invariant_p.
21051 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21053 PR middle-end/39867
21054 * fold-const.c (fold_cond_expr_with_comparison): When folding
21055 > and >= to MAX, make sure the MAX uses the same type as the
21056 comparison's operands.
21058 2009-04-24 Nick Clifton <nickc@redhat.com>
21060 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
21061 addressing for DImode accesses.
21062 (frv_print_operand_address): Handle PLUS case.
21063 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
21065 2009-04-24 Jakub Jelinek <jakub@redhat.com>
21067 PR rtl-optimization/39794
21068 * alias.c (canon_true_dependence): Add x_addr argument.
21069 * rtl.h (canon_true_dependence): Adjust prototype.
21070 * cse.c (check_dependence): Adjust canon_true_dependence callers.
21071 * cselib.c (cselib_invalidate_mem): Likewise.
21072 * gcse.c (compute_transp): Likewise.
21073 * dse.c (scan_reads_nospill): Likewise.
21074 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
21075 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
21076 canon_base_addr of the group, plus optional offset.
21077 (struct group_info): Rename canon_base_mem to
21079 (get_group_info): Set canon_base_addr to canon_rtx of base, not
21080 canon_rtx of base_mem.
21082 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
21084 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
21085 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
21087 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21089 * config/spu/spu-builtins.h: Delete file.
21091 * config/spu/spu.h (enum spu_builtin_type): Move here from
21093 (struct spu_builtin_description): Likewise. Add GTY marker.
21094 Do not use enum spu_function_code or enum insn_code.
21095 (spu_builtins): Add extern declaration.
21097 * config/spu/spu.c: Do not include "spu-builtins.h".
21098 (enum spu_function_code, enum spu_builtin_type_index,
21099 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
21100 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
21101 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
21102 unsigned_V2DI_type_node): Move here from spu-builtins.h.
21103 (spu_builtin_types): Make static. Add GTY marker.
21104 (spu_builtins): Add extern declaration with GTY marker.
21105 Include "gt-spu.h".
21107 * config/spu/spu-c.c: Do not include "spu-builtins.h".
21108 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
21109 Check programmatically whether all parameters are scalar.
21111 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
21113 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
21115 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
21116 assignment from the constructor either if the target is volatile.
21118 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
21120 * config/arm/arm.md (insv): Do not share operands[0].
21122 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
21124 * config/vxlib-tls.c (active_tls_threads): Delete.
21125 (delete_hook_installed): New.
21126 (tls_delete_hook): Don't delete the delete hook.
21127 (tls_destructor): Delete it here.
21128 (__gthread_set_specific): Adjust installing the delete hook.
21129 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
21130 __gthread_leave_tsd_dtor_context.
21132 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
21134 * c-format.c (gcc_tdiag_char_table): Add support for %E.
21136 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
21138 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
21140 (alpha_rtx_costs): Ditto.
21141 (emit_unlikely_jump): Use add_reg_note.
21142 (emit_frame_store_1): Ditto.
21143 (alpha_expand_prologue): Ditto.
21144 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21145 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
21147 2009-04-23 Nick Clifton <nickc@redhat.com>
21149 * config/v850/v850.md (epilogue): Remove suppressed code.
21150 (return): Rename to return_simple and remove test of frame size.
21151 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
21152 to gen_return_simple.
21154 2009-04-22 Jing Yu <jingyu@google.com>
21157 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
21159 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21162 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
21163 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
21164 value is a VECTOR_CST, the element type is the element type of the
21167 2009-04-22 DJ Delorie <dj@redhat.com>
21169 * config/m32c/m32c.h: Update GTY annotations to new syntax.
21171 2009-04-22 Jakub Jelinek <jakub@redhat.com>
21173 * alias.c (find_base_term): Move around LO_SUM case, so that
21174 CONST falls through into PLUS/MINUS handling.
21177 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
21178 into 0, use omit_one_operand.
21180 2009-04-23 Ben Elliston <bje@au.ibm.com>
21182 * config/rs6000/linux-unwind.h (get_regs): Remove type
21183 puns. Change the type of `pc' to an array of unsigned ints and
21184 update all users. Constify frame24.
21186 2009-04-22 DJ Delorie <dj@redhat.com>
21188 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
21189 declarations before code.
21190 (current_function_special_page_vector): Likewise.
21191 (m32c_expand_insv): Silence a warning.
21193 2009-04-21 Taras Glek <tglek@mozilla.com>
21195 * alias.c: Update GTY annotations to new syntax.
21196 * basic-block.h: Likewise.
21197 * bitmap.h: Likewise.
21198 * c-common.h: Likewise.
21199 * c-decl.c: Likewise.
21200 * c-parser.c: Likewise.
21201 * c-pragma.c: Likewise.
21202 * c-tree.h: Likewise.
21203 * cfgloop.h: Likewise.
21204 * cgraph.h: Likewise.
21205 * config/alpha/alpha.c: Likewise.
21206 * config/arm/arm.h: Likewise.
21207 * config/avr/avr.h: Likewise.
21208 * config/bfin/bfin.c: Likewise.
21209 * config/cris/cris.c: Likewise.
21210 * config/darwin.c: Likewise.
21211 * config/frv/frv.c: Likewise.
21212 * config/i386/i386.c: Likewise.
21213 * config/i386/i386.h: Likewise.
21214 * config/i386/winnt.c: Likewise.
21215 * config/ia64/ia64.h: Likewise.
21216 * config/iq2000/iq2000.c: Likewise.
21217 * config/mips/mips.c: Likewise.
21218 * config/mmix/mmix.h: Likewise.
21219 * config/pa/pa.c: Likewise.
21220 * config/pa/pa.h: Likewise.
21221 * config/rs6000/rs6000.c: Likewise.
21222 * config/s390/s390.c: Likewise.
21223 * config/sparc/sparc.c: Likewise.
21224 * config/xtensa/xtensa.c: Likewise.
21225 * cselib.h: Likewise.
21226 * dbxout.c: Likewise.
21227 * dwarf2out.c: Likewise.
21228 * except.c: Likewise.
21229 * except.h: Likewise.
21230 * fixed-value.h: Likewise.
21231 * function.c: Likewise.
21232 * function.h: Likewise.
21233 * gimple.h: Likewise.
21234 * integrate.c: Likewise.
21235 * optabs.c: Likewise.
21236 * output.h: Likewise.
21237 * real.h: Likewise.
21239 * stringpool.c: Likewise.
21240 * tree-data-ref.c: Likewise.
21241 * tree-flow.h: Likewise.
21242 * tree-scalar-evolution.c: Likewise.
21243 * tree-ssa-address.c: Likewise.
21244 * tree-ssa-alias.h: Likewise.
21245 * tree-ssa-operands.h: Likewise.
21246 * tree.c: Likewise.
21247 * tree.h: Likewise.
21248 * varasm.c: Likewise.
21249 * varray.h: Likewise.
21251 * coretypes.h: Do not define GTY macro if it is already defined.
21252 * doc/gty.texi: Update GTY documentation to new syntax.
21253 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21254 annotations on structs.
21255 * gengtype-parse.c: Likewise.
21257 2009-04-22 Mark Heffernan <meheff@google.com>
21259 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21261 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21263 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21266 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21268 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21269 the same as a PLUS without a shift. Increase the cost of a
21272 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21274 * Makefile.in: Update dependencies.
21275 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21276 * errors.h: Remove bogus comment about compatibility.
21277 (warning): Update declaration.
21278 * genautomata.c: Update all calls to warning.
21279 * gimple.c: Do not include errors.h. Include toplev.h.
21280 * tree-ssa-structalias.c: Do not include errors.h.
21281 * omega.c: Likewise.
21282 * tree-ssa-reassoc.c: Likewise.
21283 * config/spu/spu-c.c: Likewise.
21284 * config/spu/t-spu-elf: Update dependencies.
21286 2009-04-22 Richard Guenther <rguenther@suse.de>
21288 PR tree-optimization/39824
21289 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21290 make sure the types are compatible.
21292 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21295 * c-common.c (c_parse_error): Take a token_flags parameter.
21296 Use token_type for the token type instead.
21297 Pass token_flags to cpp_type2name.
21298 * c-common.h (c_parse_error): Update declaration.
21299 * c-parser.c (c_parser_error): Pass 0 as token flags.
21301 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21303 PR rtl-optimization/39580
21304 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21306 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21308 * function.c (expand_function_end): Do not emit a jump to the "naked"
21309 return label for fall-through returns.
21310 * except.c (sjlj_emit_function_exit): Always place the call to the
21311 unregister function at the location installed by expand_function_end.
21313 2009-04-22 Richard Guenther <rguenther@suse.de>
21315 PR tree-optimization/39845
21316 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21317 (gen_inbound_check): Likewise.
21319 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21321 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21323 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21324 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21326 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21328 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21329 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21330 shift counts to avoid out-of-bounds array accesses.
21332 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21334 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21335 (Pmode): Move above.
21337 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21339 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21340 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21341 GET_CODE macro. Use IN_RANGE macro where appropriate.
21342 * config/alpha/alpha.h: Ditto.
21343 * config/alpha/alpha.md: Ditto.
21344 * config/alpha/constraints.md: Ditto.
21345 * config/alpha/predicates.md: Ditto.
21347 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21349 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21350 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21351 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21352 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21353 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21354 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21355 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21356 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21357 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21358 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21359 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21360 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21361 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21362 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21363 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21364 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21365 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21366 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21367 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21368 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21369 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21370 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21371 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21372 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21373 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21374 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21375 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21377 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21379 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21380 references from comments.
21381 * cfgbuild.c (count_basic_blocks): Delete.
21382 (find_basic_blocks_1): Delete.
21383 (find_basic_blocks): Delete.
21384 * except.c (finish_eh_generation): Make static. Move comment from
21385 except.h here. Remove find_basic_blocks references from comments.
21386 * except.h (finish_eh_generation): Delete.
21387 * basic-block.h (find_basic_blocks): Delete.
21388 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21390 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21392 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21393 (sdbout_parms): Likewise.
21395 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21397 * config/sh/sh.c (prepare_cbranch_operands): Use
21398 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21399 (expand_cbranchdi4): Likewise.
21400 (from_compare): Add cast to enum type.
21401 (expand_cbranchsi4): Use add_reg_note.
21402 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21403 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21404 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21405 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21406 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21407 instead of CODE_FOR_nothing.
21408 (cbranchdi4): Likewise. Fix the order of arguments for
21410 (push_fpscr): Use add_reg_note.
21411 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21412 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21414 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21416 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21417 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21418 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21419 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21420 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21421 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21422 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21423 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21424 config/alpha/x-vms, config/arc/t-arc,
21425 config/arm/README-interworking, config/arm/arm-c.c,
21426 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21427 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21428 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21429 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21430 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21431 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21432 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21433 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21434 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21435 config/cris/t-elfmulti, config/crx/t-crx,
21436 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21437 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21438 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21439 config/h8300/t-h8300, config/i386/athlon.md,
21440 config/i386/darwin-libgcc.10.4.ver,
21441 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21442 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21443 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21444 config/i386/t-linux64, config/i386/t-nwld,
21445 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21446 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21447 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21448 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21449 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21450 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21451 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21452 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21453 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21454 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21455 config/m68k/t-uclinux, config/mcore/t-mcore,
21456 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21457 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21458 config/mips/crtn.asm, config/mips/irix-crti.asm,
21459 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21460 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21461 config/mips/mips-fixed.md, config/mips/sb1.md,
21462 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21463 config/mips/t-iris6, config/mips/t-isa3264,
21464 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21465 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21466 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21467 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21468 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21469 config/mn10300/t-linux, config/mn10300/t-mn10300,
21470 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21471 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21472 config/picochip/libgccExtras/clzsi2.asm,
21473 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21474 config/rs6000/darwin-libgcc.10.4.ver,
21475 config/rs6000/darwin-libgcc.10.5.ver,
21476 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21477 config/rs6000/t-aix43, config/rs6000/t-aix52,
21478 config/rs6000/t-darwin, config/rs6000/t-fprules,
21479 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21480 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21481 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21482 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21483 config/rs6000/t-rtems, config/rs6000/t-spe,
21484 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21485 config/score/t-score-elf, config/sh/divcost-analysis,
21486 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21487 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21488 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21489 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21490 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21491 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21492 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21493 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21494 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21495 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21496 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21497 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21498 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21499 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21500 * config/h8300/genmova.sh: Include copyright and license notices
21501 in generated output.
21502 * config/h8300/mova.md: Regenerate.
21503 * doc/install.texi2html: Include word "Copyright" in copyright
21504 notice and use name "Free Software Foundation, Inc.".
21505 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21506 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21507 ChangeLog-2007, ChangeLog-2008: Correct dates.
21509 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21511 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21512 NE_EXPR operations as well.
21513 * c-parser.c (c_parser_condition): Do not set location information on
21515 (c_parser_conditional_expression): Likewise.
21516 (c_parser_binary_expression): Set location information on operators.
21517 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21518 TRUTH_NOT_EXPR has been folded.
21519 * fold-const.c (fold_truth_not_expr): Copy location information from
21520 the incoming expression to the outgoing one.
21521 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21522 recursive calls on the LHS of the operator but pass that of the
21523 operator to recursive calls on the RHS of the operator. Set it
21525 (shortcut_cond_expr): Set the locus of the operator on the second
21526 COND_EXPR and that of the expression on the first in degenerate cases.
21527 Pass the locus of the expression to calls to shortcut_cond_r.
21528 Set the locus of the 'then' block on the associated jump, if any.
21529 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21530 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21531 expression to call to gimplify_boolean_expr.
21533 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21535 * config.gcc: Add additional configuration for
21536 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21537 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21538 (CPP_SPEC): Redefine for allowing -municode option.
21539 (STARTFILE_SPEC): Likewise.
21540 * config/i386/t-mingw-w64: New.
21541 * config/i386/mingw-w64.opt: New.
21542 (municode): Add new target option.
21543 * doc/invoke.texi (municode): Add documentation for new option.
21545 2009-04-21 Ian Lance Taylor <iant@google.com>
21547 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21548 Correct test for number of arguments.
21549 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21551 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21553 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21554 argument of emit_library_call.
21556 2009-04-21 Richard Guenther <rguenther@suse.de>
21558 PR middle-end/39829
21559 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21560 inside VIEW_CONVERT_EXPRs.
21562 2009-04-21 Martin Jambor <mjambor@suse.cz>
21564 * tree-switch-conversion.c (build_constructors): Split a long line.
21565 (constructor_contains_same_values_p): New function.
21566 (build_one_array): Create assigns of constants if possible, do not
21567 call mark_sym_for_renaming, call update_stmt.
21568 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21569 make_rename_temp. Do not call mark_symbols_for_renaming, call
21571 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21572 find_new_referenced_vars, call update_stmt.
21573 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21574 instead of calling make_rename_temp. Do not call
21575 find_new_referenced_vars or mark_symbols_for_renaming, call
21578 2009-04-21 Richard Guenther <rguenther@suse.de>
21580 PR tree-optimization/39827
21581 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21582 (tree_ssa_phiprop): Pass the correct array size.
21584 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21586 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21588 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21591 * c-typeck.c (lvalue_p): Move declaration ...
21592 * c-common.h (lvalue_p): ... to here.
21593 * c-common.c (candidate_equal_p): New.
21594 (add_tlist): Use it.
21595 (merge_tlist): Use it.
21596 (warn_for_collisions_1): Likewise.
21597 (warning_candidate_p): Accept more candidates.
21598 (verify_tree): A warning candidate can be an expression. Use
21601 2009-04-21 Ben Elliston <bje@au.ibm.com>
21604 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21605 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21606 options. Remove -mcall-solaris documentation.
21608 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21611 * doc/invoke.texi (-Wlong-long): Update description.
21612 * c-lex (interpret_integer): Only warn if there was no previous
21613 overflow and -Wlong-long is enabled.
21614 * c-decl.c (declspecs_add_type): Drop redundant flags.
21615 * c.opt (Wlong-long): Init to -1.
21616 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21617 and front-end warn_long_long. Wlong-long only depends on other
21618 flags if it is uninitialized.
21619 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21620 the same for CPP and FE.
21621 (restore_extension_diagnostics): Likewise.
21623 2009-04-20 Ian Lance Taylor <iant@google.com>
21625 Fix enum conversions which are invalid in C++:
21626 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21627 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21628 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21629 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21630 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21631 (dbxout_parms): Likewise.
21632 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21633 (df_clear_flags): Likewise.
21634 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21635 top_flag parameter to int.
21636 (df_chain_create_bb_process_use): Likewise.
21637 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21639 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21640 (df_ref_create_structure, df_def_record_1): Likewise.
21641 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21642 (df_notes_rescan): Change 0 to VOIDmode in function call.
21643 (df_get_call_refs, df_insn_refs_collect): Likewise.
21644 (df_bb_regs_collect): Likewise.
21645 (df_entry_block_defs_collect): Likewise.
21646 (df_exit_block_uses_collect): Likewise.
21647 * df.h: Update declarations.
21648 * double-int.c (double_int_divmod): Add cast to enum type.
21649 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21650 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21651 (based_loc_descr): Likewise.
21652 (loc_descriptor_from_tree_1): Change first_op and second_op to
21653 enum dwarf_location_atom. Add cast to enum type.
21654 * expmed.c (init_expmed): Change 0 to SET in function call.
21655 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21656 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21657 (do_store_flag): Likewise.
21658 * fixed-value.h (struct fixed_value): Change mode to enum
21660 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21661 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21663 (insert_insn_decl, insert_decl, insert_state): Likewise.
21664 (automata_list_finish): Likewise.
21665 * genrecog.c (process_define_predicate): Add cast to enum type.
21666 * gensupport.c (init_predicate_table): Add cast to enum type.
21667 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21669 (gimple_build_call_1, gimple_build_label): Likewise.
21670 (gimple_build_goto, gimple_build_asm_1): Likewise.
21671 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21672 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21673 (enum fallback): Rename from enum fallback_t.
21674 (fallback_t): Typedef as int.
21675 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21676 GSI_SAME_STMT in function call.
21677 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21679 (setup_reg_class_relations): Likewise.
21680 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21681 (setup_prohibited_class_mode_regs): Add cast to enum type.
21682 (setup_prohibited_mode_move_regs): Likewise.
21683 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21684 (record_address_regs): Change i to enum reg_class.
21685 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21686 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21687 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21688 (GET_MODE_2XWIDER_MODE): Likewise.
21689 (GET_CLASS_NARROWEST_MODE): Likewise.
21690 * omp-low.c (expand_omp_for): Add cast to enum type.
21691 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21692 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21693 * postreload.c (reload_cse_simplify_operands): Change rclass local
21695 * predict.c (combine_predictions_for_insn): Change best_predictor
21696 and predictor to enum br_predictor.
21697 (combine_predictions_for_bb): Likewise.
21698 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21699 use SET_PREDICT_EXPR_OUTCOME.
21700 * real.c (real_arithmetic): Change icode to code in function call.
21701 * reginfo.c (init_move_cost): Add casts to enum type.
21702 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21703 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21705 * reload.c (find_valid_class): Add casts to enum type.
21706 (push_reload): Change 0 to NO_REGS in function call.
21707 (find_reloads): Change this_alternative to array of enum
21708 reg_class. Remove some now-unnecessary casts.
21709 (make_memloc): Change 0 to VOIDmode in function call.
21710 * reload1.c (reload): Change 0 to VOIDmode in function call.
21711 (eliminate_regs_1, elimination_effects): Likewise.
21712 (eliminate_regs_in_insn): Likewise.
21713 (emit_input_reload_insns): Add cast to enum type.
21714 (delete_output_reload): Change 0 to VOIDmode in function call.
21715 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21716 to enum type in function call.
21717 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21718 (SET_PREDICT_EXPR_OUTCOME): Define.
21719 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21720 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21721 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21722 (dump_function): Likewise.
21723 * tree-dump.h: Update declarations.
21724 * tree-pass.h: Update declarations.
21725 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21726 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21728 (arm_rtx_costs_1): Correct parenthesization.
21729 (arm_rtx_costs): Add casts to enum type.
21730 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21731 (vfp_emit_fstmd): Use add_rg_note.
21732 (emit_multi_reg_push, emit_sfm): Likewise.
21733 (thumb_set_frame_pointer): Likewise.
21734 (arm_expand_prologue): Likewise.
21735 (arm_regno_class): Change return type to enum reg_class.
21736 (thumb1_expand_prologue): Use add_reg_note.
21737 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21738 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21740 * config/arm/gentune.sh: Add cast to enum type.
21741 * config/arm/arm-tune.md: Rebuild.
21742 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21743 (ix86_split_fp_branch, predict_jump): Likewise.
21744 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21745 insn_code to enum rtx_code.
21746 (ix86_builtin_vectorized_function): Add cast to enum type.
21747 * config/i386/i386.md (truncdfsf2): Change slot to enum
21749 (truncxf<mode>2, isinf<mode>2): Likewise.
21750 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21752 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21753 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21754 (insert_bundle_state): Change 1 to INSERT in function call.
21755 (ia64_add_bundle_selector_before): Likewise.
21756 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21757 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21758 (restore_stack_nonlocal): Likewise.
21759 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21761 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21763 (mips_rtx_costs): Likewise.
21764 (mips_override_options): Add casts to enum type.
21765 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21767 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21768 (store_reg, set_reg_plus_d): Likewise.
21769 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21770 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21772 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21774 (emit_unlikely_jump): Use add_reg_note.
21775 (rs6000_emit_allocate_stack): Likewise.
21776 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21777 (output_toc): Change 1 to INSERT in function call.
21778 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21779 (rs6000_initialize_trampoline): Likewise.
21780 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21782 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21783 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21784 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21785 (save_gprs): Use add_reg_note.
21786 (s390_emit_prologue): Likewise.
21787 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21788 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21789 (sparc_fold_builtin): Add cast to enum type.
21790 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21792 (spu_expand_prologue): Use add_reg_note.
21793 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21795 2009-04-20 Ian Lance Taylor <iant@google.com>
21797 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21798 (c_parser_postfix_expression_after_primary): Get VEC for list of
21799 arguments. Get original types of arguments. Call
21800 build_function_call_vec.
21801 (cached_expr_list_1, cached_expr_list_2): New static variables.
21802 (c_parser_expr_list): Change return type to VEC *. Add
21803 p_orig_types parameter. Change all callers.
21804 (c_parser_release_expr): New static function.
21805 (c_parser_vec_to_tree_list): New static function.
21806 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21807 call build_function_call_vec.
21808 (build_function_call_vec): New function, based on old
21809 build_function_call.
21810 (convert_arguments): Remove nargs and argarray parameters. Change
21811 values to a VEC. Add origtypes parameter.
21812 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21813 (convert_for_assignment): Add origtype parameter. Change all
21814 callers. If warn_cxx_compat, check for conversion to an enum
21815 type when calling a function.
21816 (store_init_value): Add origtype parameter. Change all callers.
21817 (digest_init): Likewise.
21818 (struct init_node): Add origtype field.
21819 (add_pending_init): Add origtype parameter. Change all callers.
21820 (output_init_element): Likewise.
21821 (output_pending_init_elements): Pass origtype from init_node to
21822 output_init_element.
21823 (process_init_element): Pass origtype from c_expr to
21824 output_init_element.
21825 (c_finish_return): Add origtype parameter. Change all callers.
21826 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21828 (sync_resolve_params): Likewise.
21829 (sync_resolve_return): Change params to first_param. Change caller.
21830 (resolve_overloaded_builtins): Change params to VEC *. Change
21831 callers. Save first parameter around call to build_function_call_vec.
21832 * c-decl.c (finish_decl): Add origtype parameter. Change all
21833 callers. Call build_function_call_vec rather than
21834 build_function_call for cleanup.
21835 * c-tree.h: Update declarations.
21836 * c-common.h: Update declarations.
21837 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21838 params to first_param.
21839 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21840 params parameter from tree to void *.
21841 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21842 Change arglist parameter to have type void *, and to be a pointer
21844 * config/rs6000/rs6000-protos.h
21845 (altivec_resolve_overloaded_builtin): Update declaration.
21846 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21847 fnargs parameter to have type void *, and to be a pointer to a
21848 VEC. Call build_function_call_vec instead of
21849 build_function_call.
21850 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21852 2009-04-20 Joey Ye <joey.ye@intel.com>
21853 Xuepeng Guo <xuepeng.guo@intel.com>
21854 H.J. Lu <hongjiu.lu@intel.com>
21856 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21858 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21859 (IX86_LEA_PRIORITY): Likewise.
21860 (distance_non_agu_define): New function.
21861 (distance_agu_use): Likewise.
21862 (ix86_lea_for_add_ok): Likewise.
21863 (ix86_dep_by_shift_count): Likewise.
21865 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21866 should split for LEA.
21868 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21870 (ix86_dep_by_shift_count): Likewise.
21872 2009-04-20 Richard Guenther <rguenther@suse.de>
21874 * expr.c (handled_component_p): Move ...
21875 * tree.h (handled_component_p): ... here.
21876 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21877 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21878 and REALPART_EXPR to be in one group.
21880 2009-04-20 Richard Guenther <rguenther@suse.de>
21882 * basic-block.h (get_all_dominated_blocks): Declare.
21883 * dominance.c (get_all_dominated_blocks): New function.
21884 * tree-cfg.c (get_all_dominated_blocks): Remove.
21885 (remove_edge_and_dominated_blocks): Adjust.
21886 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21887 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21888 instead of recursing.
21890 2009-04-20 Doug Kwan <dougkwan@google.com>
21892 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21893 (struct cgraph_node_set_def): New type.
21894 (cgraph_node_set) New type. Also declare vector functions.
21895 (struct cgraph_node_set_element_def): New type.
21896 (cgraph_node_set_element): Ditto.
21897 (cgraph_node_set_iterator): New iterator type.
21898 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21899 cgraph_node_set_remove, dump_cgraph_node_set,
21900 debug_cgraph_node_set): New prototypes.
21901 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21902 cgraph_node_set_size): New inlines.
21903 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21904 including cgraph.h.
21905 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21906 argument to function 'write_summary'.
21907 * ipa.c: Include ggc.h.
21908 (hash_cgraph_node_set_element,
21909 eq_cgraph_node_set_element, cgraph_node_set_new,
21910 cgraph_node_set_add, cgraph_node_set_remove,
21911 cgraph_node_set_find, dump_cgraph_node_set,
21912 debug_cgraph_node_set): New functions.
21913 * Makefile.in (ipa.o): Add dependency on GGC_H.
21915 2009-04-20 Ira Rosen <irar@il.ibm.com>
21917 PR tree-optimization/39675
21918 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21919 check of the return code of vect_schedule_slp. Check that
21920 stmt_vec_info still exists for the statement, before checking its
21921 vectorization type.
21923 2009-04-20 Michael Matz <matz@suse.de>
21925 * Makefile.in (generated_files): Take out $(simple_generated_c).
21927 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21929 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21930 (UINTPTR_TYPE): Likewise.
21932 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21935 * c-typeck.c (digest_init): Check for initializing an array with a
21938 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21941 * c-semantics.c (pop_stmt_list): Propagate
21942 STATEMENT_LIST_HAS_LABEL to parent statement list.
21944 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21946 * config/mips/mips.h (mips_tune_attr): New macro.
21947 * config/mips/mips.md (cpu): Use it.
21949 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21952 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21955 2009-04-19 Diego Novillo <dnovillo@google.com>
21957 * toplev.c (compile_file): Move call to coverage_finish ...
21958 * cgraphunit.c (ipa_passes): ... here.
21959 Call cgraph_process_new_functions.
21960 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21961 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21963 2009-04-19 Jan Hubicka <jh@suse.cz>
21965 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21967 (dump_cgraph_node): Dump can throw external flag.
21968 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21970 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21974 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21975 * common.opt (Wlogical-op): Move from here...
21976 * c.opt (Wlogical-op): ... to here.
21977 * c-typeck.c (parser_build_binary_op): Update call to
21978 warn_logical_operator.
21979 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21981 * c-common.c (warn_logical_op): Update.
21982 * c-common.h (warn_logical_op): Update declaration.
21984 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21986 * tree.c (protected_set_expr_location): Fix formatting.
21988 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21991 * c-typeck.c (readonly_warning): new.
21992 (build_unary_op, build_modify_expr): Use readonly_warning for
21993 storing into something readonly but not const-qualified.
21995 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21998 * c-typeck.c (build_unary_op): Check for taking address of
21999 expression of type void.
22001 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22004 * c-typeck.c (build_function_call): Check for calling a function
22005 with qualified void return types. Call require_complete_type when
22008 2009-04-18 Jan Hubicka <jh@suse.cz>
22010 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22012 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22013 can_throw_external flag.
22014 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22015 * ipa-pure-const.c (ignore_edge): New function.
22016 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22017 only over can_throw_external edges.
22018 (local_pure_const): Add nothrow flag.
22019 * ipa-utils.c (searchc): Add ignore_edge callback.
22020 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22021 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22022 (set_nothrow_function_flags): Update cgraph.
22023 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22025 2009-04-18 Richard Guenther <rguenther@suse.de>
22027 PR middle-end/39804
22028 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22029 (fold_stmt): ... this and ...
22030 (fold_stmt_inplace): ... this.
22031 (fold_stmt_1): Fold references in calls and asms.
22032 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22034 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22036 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22037 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22039 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22041 * tree.c (function_args_count): Remove.
22042 * tree.h: Remove the prototype for function_args_count.
22044 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22046 * tree-iterator.c (expr_only): Remove.
22047 * tree.h: Remove the prototype for expr_only.
22049 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22051 * reginfo.c (cannot_change_mode_set_regs): Remove.
22052 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
22054 2009-04-08 Anatoly Sokolov <aesok@post.ru>
22056 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
22057 whether operands 0 and 1 overlaps.
22059 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22061 PR middle-end/36902
22062 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
22063 pointer. Use warning_at instead of warning.
22064 (search_for_addr_array): Likewise.
22065 (check_array_bounds): Likewise.
22066 (check_all_array_refs): Check that the incoming edge is not in the
22067 list of edges to be removed.
22068 (check_all_array_refs): Avoid the temporal pointer.
22069 (vrp_visit_cond_stmt): Fix typo.
22070 (simplify_switch_using_ranges): Handle the case where the switch
22071 index is an integer constant.
22073 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
22075 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
22077 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22079 * doc/extend.texi, doc/invoke.texi: Fix typos.
22081 2009-04-17 Cary Coutant <ccoutant@google.com>
22083 * tree-flow-inline.h (get_lineno): Fix inverted test.
22085 2009-04-17 Diego Novillo <dnovillo@google.com>
22087 * tree-ssa-pre.c (create_expression_by_pieces): Remove
22088 assertion for AVAIL_OUT.
22090 2009-04-17 Mike Frysinger <vapier@gentoo.org>
22093 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
22094 * config/sh/linux-atomic.asm: Likewise.
22096 2009-04-17 Diego Novillo <dnovillo@google.com>
22098 * except.c (debug_eh_tree): New.
22099 (struct eh_region, struct eh_status): Move ...
22100 * except.h: ... here.
22101 (add_type_for_runtime): Declare extern.
22102 (lookup_type_for_runtime): Likewise.
22103 (debug_eh_tree): Declare.
22104 * Makefile.in (GTFILES): List except.h before except.c
22106 2009-04-17 Diego Novillo <dnovillo@google.com>
22108 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
22109 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
22110 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
22111 (find_vars_r): ... here.
22112 * tree-flow.h (find_referenced_vars_in): Declare.
22113 * tree-ssa-pre.c (create_expression_by_pieces): Assert
22114 that AVAIL_OUT exists for BLOCK.
22115 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
22116 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
22117 (tree-parloops.o): Likewise.
22119 2009-04-17 Simon Baldwin <simonb@google.com>
22121 * toplev.c (default_tree_printer): Add handling for %E format.
22123 2009-04-17 Diego Novillo <dnovillo@google.com>
22125 * tree-pretty-print.c (dump_generic_node): Add break after
22126 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
22127 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
22128 FUNCTION_TYPE together. Call print_struct_decl when printing
22129 structures and TDF_SLIM is not given.
22130 (print_struct_decl): Fix logic for detecting recursion.
22132 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22135 * gcc.c (create_at_file): New.
22136 (compile_input_file_p): New.
22137 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
22138 * main.c (main): Update call to toplev_main.
22139 * toplev.c (toplev_main): Change signature. Call expandargv.
22140 * toplev.h (toplev_main): Change signature.
22142 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22144 * dwarf2out.c (field_byte_offset): Use the type size as the field size
22145 if the latter is not constant.
22147 2009-04-17 David Edelsohn <edelsohn@gnu.org>
22149 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
22151 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22153 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
22154 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
22156 2009-04-17 Richard Guenther <rguenther@suse.de>
22158 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22159 Handle component references view-converting an invariant address.
22161 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
22163 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
22164 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
22165 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
22166 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
22167 Use @deftypevr rather than @deftypevar.
22169 2009-04-17 Richard Guenther <rguenther@suse.de>
22171 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
22172 (get_prop_source_stmt): Likewise.
22173 (can_propagate_from): Likewise.
22175 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
22177 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
22178 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
22179 (--with-multilib-list): Add default value.
22180 * configure: Regenerate.
22181 * Makefile.in (TM_ENDIAN_CONFIG): Define.
22182 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
22183 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
22184 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
22185 Don't add default cpu to multilib list unnecessarily, but do enable
22186 the relevant compiler option..
22187 Add support for --with-multilib-list=<blank> and
22188 --with-multilib-list=!<somelib> to supress unwanted multilibs.
22189 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
22190 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
22191 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
22192 TM_MULTILIB_CONFIG.
22193 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
22194 (MULTILIB_OSDIRNAMES): New variable.
22195 * config/sh/t-1e: Delete file.
22196 * config/sh/t-mlib-sh1: Delete file.
22197 * config/sh/t-mlib-sh2: Delete file.
22198 * config/sh/t-mlib-sh2a: Delete file.
22199 * config/sh/t-mlib-sh2a-nofpu: Delete file.
22200 * config/sh/t-mlib-sh2a-single: Delete file.
22201 * config/sh/t-mlib-sh2a-single-only: Delete file.
22202 * config/sh/t-mlib-sh2e: Delete file.
22203 * config/sh/t-mlib-sh3e: Delete file.
22204 * config/sh/t-mlib-sh4: Delete file.
22205 * config/sh/t-mlib-sh4-nofpu: Delete file.
22206 * config/sh/t-mlib-sh4-single: Delete file.
22207 * config/sh/t-mlib-sh4-single-only: Delete file.
22208 * config/sh/t-mlib-sh4a: Delete file.
22209 * config/sh/t-mlib-sh4a-nofpu: Delete file.
22210 * config/sh/t-mlib-sh4a-single: Delete file.
22211 * config/sh/t-mlib-sh4a-single-only: Delete file.
22212 * config/sh/t-mlib-sh4al: Delete file.
22213 * config/sh/t-mlib-sh5-32media: Delete file.
22214 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22215 * config/sh/t-mlib-sh5-64media: Delete file.
22216 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22217 * config/sh/t-mlib-sh5-compact: Delete file.
22218 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22219 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22220 * doc/install.texi (Options specification): Add
22221 --with-multilib-list and --with-endian.
22223 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22225 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22227 (OBJS-common): Add plugin-version.o.
22228 (plugin-version.o): New.
22229 * gcc-plugin.h (plugin_gcc_version): New.
22230 (plugin_default_version_check): New.
22231 (plugin_init_func, plugin_init): Add version argument.
22232 * plugin-version.c: New.
22233 * plugin.c (str_plugin_gcc_version_name): New.
22234 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22235 pass it to the init function.
22236 (plugin_default_version_check): New.
22238 2009-04-17 Richard Guenther <rguenther@suse.de>
22240 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22241 for decl-vs-decl disambiguation.
22243 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22245 * config/s390/s390.h (s390_tune_attr): New macro definition.
22246 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22248 2009-04-17 Richard Guenther <rguenther@suse.de>
22250 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22251 (fold_stmt_r): Likewise.
22252 (maybe_fold_reference): New function.
22253 (fold_gimple_assign): Handle cases fold_stmt_r did.
22254 (fold_stmt): Do not use fold_stmt_r.
22255 (fold_stmt_inplace): Likewise.
22257 2009-04-17 Richard Guenther <rguenther@suse.de>
22259 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22260 (record_equivalences_from_stmt): Remove useless checks and
22262 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22263 the type is already suitable.
22265 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22267 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22269 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22271 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22272 (CMPtype): Define as __gcc_CMPtype.
22274 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22276 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22277 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22279 2009-04-17 Richard Guenther <rguenther@suse.de>
22281 PR tree-optimization/39746
22282 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22283 special-casing for builtins and static variable use/def.
22284 (call_may_clobber_ref_p_1): Likewise.
22286 2009-04-16 Ian Lance Taylor <iant@google.com>
22288 * df.h: Include "timevar.h".
22289 (struct df_problem): Change tv_id field to timevar_id_t.
22290 * tree-pass.h: Include "timevar.h".
22291 (struct opt_pass): Change tv_id field to timevar_id_t.
22292 * timevar.h (timevar_id_t): Define TV_NONE.
22293 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22294 TV_NONE rather than tv_id != 0.
22295 (execute_one_pass): Likewise.
22296 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22297 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22298 dependencies to $(TREE_PASS_H).
22299 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22301 (pass_branch_target_load_optimize2): Likewise.
22302 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22303 (pass_outof_cfg_layout_mode): Likewise.
22304 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22305 (pass_rebuild_cgraph_edges): Likewise.
22306 (pass_remove_cgraph_callee_edges): Likewise.
22307 * df-core.c (pass_df_initialize_opt): Likewise.
22308 (pass_df_initialize_no_opt): Likewise.
22309 (pass_df_finish): Likewise.
22310 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22311 * except.c (pass_set_nothrow_function_flags): Likewise.
22312 (pass_convert_to_eh_region_ranges): Likewise.
22313 * final.c (pass_compute_alignments): Likewise.
22314 * function.c (pass_instantiate_virtual_regs): Likewise.
22315 (pass_init_function): Likewise.
22316 (pass_leaf_regs): Likewise.
22317 (pass_match_asm_constraints): Likewise.
22318 * gimple-low.c (pass_lower_cf): Likewise.
22319 (pass_mark_used_blocks): Likewise.
22320 * init-regs.c (pass_initialize_regs): Likewise.
22321 * integrate.c (pass_initial_value_sets): Likewise.
22322 * ira.c (pass_ira): Likewise.
22323 * jump.c (pass_cleanup_barriers): Likewise.
22324 * omp-low.c (pass_expand_omp): Likewise.
22325 (pass_lower_omp): Likewise.
22326 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22327 * recog.c (pass_split_all_insns): Likewise.
22328 (pass_split_after_reload): Likewise.
22329 (pass_split_before_regstack): Likewise.
22330 (pass_split_before_sched2): Likewise.
22331 (pass_split_for_shorten_branches): Likewise.
22332 * reginfo.c (pass_reginfo_init): Likewise.
22333 (pass_subregs_of_mode_init): Likewise.
22334 (pass_subregs_of_mode_finish): Likewise.
22335 * passes.c (pass_postreload): Likewise.
22336 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22337 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22338 (pass_warn_function_return): Likewise.
22339 (pass_warn_function_noreturn): Likewise.
22340 * tree-complex.c (pass_lower_complex): Likewise.
22341 (pass_lower_complex_O0): Likewise.
22342 * tree-if-conv.c (pass_if_conversion): Likewise.
22343 * tree-into-ssa.c (pass_build_ssa): Likewise.
22344 * tree-mudflap.c (pass_mudflap_1): Likewise.
22345 (pass_mudflap_2): Likewise.
22346 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22347 (pass_mudflap_2): Likewise.
22348 * tree-nrv.c (pass_return_slot): Likewise.
22349 * tree-object-size.c (pass_object_sizes): Likewise.
22350 * tree-optimize.c (pass_all_optimizations): Likewise.
22351 (pass_early_local_passes): Likewise.
22352 (pass_all_early_optimizations): Likewise.
22353 (pass_cleanup_cfg): Likewise.
22354 (pass_cleanup_cfg_post_optimizing): Likewise.
22355 (pass_free_datastructures): Likewise.
22356 (pass_free_cfg_annotations): Likewise.
22357 (pass_fixup_cfg): Likewise.
22358 (pass_init_datastructures): Likewise.
22359 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22360 (pass_late_warn_uninitialized): Likewise.
22361 (pass_update_address_taken): Likewise.
22362 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22363 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22364 (pass_cse_sincos): Likewise.
22365 (pass_convert_to_rsqrt): Likewise.
22366 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22367 * tree-stdarg.c (pass_stdarg): Likewise.
22368 * tree-tailcall.c (pass_tail_recursion): Likewise.
22369 (pass_tail_calls): Likewise.
22370 * tree-vect-generic.c (pass_lower_vector): Likewise.
22371 (pass_lower_vector_ssa): Likewise.
22372 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22374 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22376 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22378 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22380 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22381 logical and signext.
22383 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22386 * config/sh/predicates.md (arith_operand): Check if the operand
22387 of TRUNCATE is a REG.
22389 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22391 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22392 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22394 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22396 * tree-iterator.c (tsi_split_statement_list_after,
22397 tsi_split_statement_list_before): Remove.
22398 * tree-iterator.h: Remove the prototypes for
22399 tsi_split_statement_list_after and tsi_split_statement_list_before.
22401 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22403 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22404 * tree-ssa-propagate.h: Remove the prototype for
22405 stmt_makes_single_load.
22407 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22409 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22410 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22412 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22414 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22416 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22418 * except.c (eh_region_outer_p): Remove.
22419 * except.h: Remove the prototype for eh_region_outer_p.
22421 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22423 * function.c (current_function_assembler_name): Remove.
22424 * function.h: Remove the prototype for
22425 current_function_assembler_name.
22427 2009-04-16 Ian Lance Taylor <iant@google.com>
22429 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22430 (add_reg_note): Call alloc_reg_note.
22431 * rtl.h (alloc_reg_note): Declare.
22432 * combine.c (try_combine): Use alloc_reg_note.
22433 (recog_for_combine, move_deaths): Likewise.
22434 (distribute_notes): Use alloc_reg_note and add_reg_note.
22435 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22436 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22437 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22439 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22441 PR rtl-optimization/39762
22442 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22443 ira_may_move_out_cost): Add comments about way of their usage.
22444 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22446 * ira-conflicts.c (process_regs_for_copy): Use function
22447 ira_get_register_move_cost instead of global
22448 ira_register_move_cost.
22450 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22451 color_pass, move_spill_restore, update_curr_costs): Ditto.
22453 * ira-lives.c (process_single_reg_class_operands): Ditto.
22455 * ira-emit.c (emit_move_list): Ditto.
22457 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22458 (record_reg_classes): Ditto. Use functions
22459 ira_get_register_move_cost and ira_get_may_move_cost instead of
22460 global vars ira_register_move_cost, ira_may_move_out_cost and
22461 ira_may_move_in_cost.
22462 (record_address_regs): Don't call ira_init_register_move_cost.
22463 Use function ira_get_may_move_cost instead of global
22464 ira_may_move_in_cost.
22465 (process_bb_node_for_hard_reg_moves): Use function
22466 ira_get_register_move_cost instead of global ira_register_move_cost.
22467 (ira_costs): Don't call ira_init_register_move_cost.
22469 2009-04-16 Richard Guenther <rguenther@suse.de>
22471 * tree-cfg.c (verify_gimple_assign_binary):
22472 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22473 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22474 (create_general_new_stmt): Note that this function is broken.
22476 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22478 * common.opt (fhelp): Add Var(help_flag).
22479 * gcc-plugin.h (plugin_info): Add help.
22480 * plugin.c (plugin_name_args): Add help.
22481 (register_plugin_info): Set plugin->help.
22482 (print_help_one_plugin): New.
22483 (print_plugins_help): New.
22484 * plugin.h (print_plugins_help): New.
22485 * toplev.c (toplev_main): Call print_plugins_help if needed.
22487 2009-04-16 Richard Guenther <rguenther@suse.de>
22489 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22490 (gimple_ior_addresses_taken_1): New function.
22491 (gimple_ior_addresses_taken): Likewise.
22492 * gimple.h (struct gimple_statement_with_ops_base): Remove
22493 addresses_taken member.
22494 (gimple_ior_addresses_taken): Declare.
22495 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22496 gimple_set_addresses_taken): Remove.
22497 * ipa-reference.c (mark_address): New function.
22498 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22499 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22500 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22501 (gimple_add_to_addresses_taken): Remove.
22502 (get_tmr_operands): Call mark_address_taken.
22503 (get_asm_expr_operands): Likewise.
22504 (get_expr_operands): Likewise.
22505 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22506 (free_stmt_operands): Do not free it.
22507 * tree-ssa.c (delete_tree_ssa): Likewise.
22508 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22510 2009-04-16 Richard Guenther <rguenther@suse.de>
22512 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22513 (walk_stmt_load_store_ops): Likewise.
22514 * gimple.c (get_base_loadstore): New function.
22515 (walk_stmt_load_store_addr_ops): Likewise.
22516 (walk_stmt_load_store_ops): Likewise.
22517 * ipa-pure-const.c (check_op): Simplify.
22518 (check_load, check_store): New functions.
22519 (check_stmt): Use walk_stmt_load_store_ops.
22520 * ipa-reference.c (mark_load): Adjust signature.
22521 (mark_store): Likewise.
22522 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22524 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22526 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22527 (plugin_info): New.
22528 * opts.c (common_handle_option): Don't call print_version.
22529 * plugin.c (plugin_name_args): Add version.
22530 (register_plugin_info): New.
22531 (register_callback): Handle PLUGIN_INFO.
22532 (try_init_one_plugin): New.
22533 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22535 (finalize_one_plugin): New.
22536 (finalize_plugins): New.
22537 (print_one_plugin): New.
22538 (print_plugins_versions): New.
22539 * plugin.h (print_plugins_versions): New.
22540 (finalize_plugins): New.
22541 * toplev.c (compile_file): Don't call initialize_plugins.
22542 (print_version): Call print_plugins_versions.
22543 (toplev_main): Call initialize_plugins. Print version if needed.
22544 Call finalize_plugins.
22546 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22548 * common.opt (fversion): New.
22549 * gcc.c (print_version): New.
22550 (process_command): Don't print the version. Just set print_version.
22551 (main): Print version. Call subprocesses if print_version and
22552 verbose_flag are set.
22553 * opts.c (common_handle_option): Handle OPT_fversion.
22555 2009-04-16 Richard Guenther <rguenther@suse.de>
22556 Ira Rosen <irar@il.ibm.com>
22558 PR tree-optimization/39698
22559 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22560 type of the reduction variable. Only generate the def if
22563 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22564 make sure to first convert to an integer of the same precision.
22565 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22566 the type of the evolution correctly in computing the new
22567 induction variable base.
22569 2009-04-16 Richard Guenther <rguenther@suse.de>
22571 PR middle-end/39625
22572 * tree-cfg.c (make_blocks): Split statements with to-be
22573 abnormal SSA names on the lhs.
22575 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22577 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22578 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22579 * c-typeck.c (really_start_incremental_init): Likewise.
22580 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22581 (TARGET_INITIALIZER): Remove it.
22582 * target.h (struct target): Remove vector_opaque_p.
22583 * tree.c (build_opaque_vector_type): New.
22584 * tree.h (TYPE_VECTOR_OPAQUE): New.
22585 (build_opaque_vector_type): Declare.
22586 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22587 * config/rs6000/rs6000.c (build_opaque_vector_type,
22588 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22589 (rs6000_init_builtins): Use build_opaque_vector_type for
22590 opaque_V4SI_type_node.
22592 2009-04-15 Catherine Moore <clm@codesourcery.com>
22594 * debug.h (set_name): Declare.
22595 * dwarf2out.c (dwarf2out_set_name): Declare.
22596 (dwarf2_debug_hooks): Add set_name.
22597 (find_AT_string): New.
22598 (add_AT_string): Call find_AT_string.
22599 (dwarf2out_set_name): New.
22600 * cp/decl.c (grokdeclarator): Call set_name.
22601 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22602 * debug.c (do_nothing_debug_hooks): Likewise.
22603 * dbxout.c (dbx_debug_hooks): Likewise.
22604 * sdbout.c (sdb_debug_hooks): Likewise.
22606 2009-04-15 Michael Eager <eager@eagercon.com>
22608 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22609 reg for single-precision FPU.
22610 * config/rs6000/rs6000.md (movsi_internal1): Only for
22611 !TARGET_SINGLE_FPU.
22612 (movsi_internal1_single): New. Add pattern to move SI values to/from
22613 single-precision FP regs.
22615 2009-04-15 Richard Guenther <rguenther@suse.de>
22617 * omp-low.c (lower_rec_input_clauses): Build correct address
22619 (expand_omp_for_generic): Fix multiplication type.
22620 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22621 (generate_memset_zero): Fix types.
22622 * tree-profile.c (prepare_instrumented_value): Correctly
22625 2009-04-15 Ian Lance Taylor <iant@google.com>
22627 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22628 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22629 for -Wall and for -Wc++-compat.
22630 (c_common_post_options): For C++, set warn_enum_compare if not
22632 * c-tree.h (struct c_expr): Add field original_type.
22633 (build_external_ref): Update declaration.
22634 * c-parser.c (c_parser_braced_init): Set original_type.
22635 (c_parser_initelt): Likewise.
22636 (c_parser_expr_no_commas): Likewise.
22637 (c_parser_conditional_expression): Likewise.
22638 (c_parser_cast_expression): Likewise.
22639 (c_parser_unary_expression): Likewise. Pull setting of
22640 original_code to top of function.
22641 (c_parser_sizeof_expression): Set original_type.
22642 (c_parser_alignof_expression): Likewise.
22643 (c_parser_postfix_expression): Likewise. Pull setting of
22644 original_code to top of function.
22645 (c_parser_postfix_expression_after_paren_type): Set original_type.
22646 (c_parser_postfix_expression_after_primary): Likewise.
22647 (c_parser_expression): Likewise.
22648 * c-typeck.c (build_external_ref): Add type parameter. Change all
22650 (c_expr_sizeof_expr): Set original_type field.
22651 (parser_build_unary_op): Likewise.
22652 (parser_build_binary_op): Likewise. Optionally warn about
22653 comparisons of enums of different types.
22654 (digest_init): Set original_type field.
22655 (really_start_incremental_init): Likewise.
22656 (push_init_level, pop_init_level): Likewise.
22657 * doc/invoke.texi (Warning Options): -Wenum-compare now
22660 2009-04-15 Richard Guenther <rguenther@suse.de>
22662 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22663 out a necessary conversion.
22664 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22665 names we didn't value number.
22666 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22668 2009-04-15 Richard Guenther <rguenther@suse.de>
22670 PR tree-optimization/39764
22671 * tree-ssa-ccp.c (get_value): Canonicalize value with
22672 canonicalize_float_value.
22674 2009-04-15 Jan Hubicka <jh@suse.cz>
22676 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22677 Wrong version of patch.
22679 2009-04-15 Jan Hubicka <jh@suse.cz>
22681 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22683 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22685 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22686 our distinct integral and vector types.
22688 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22690 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22691 * init.c (build_vtbl_address): Remove call to assemble_external.
22693 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22695 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22696 output for other floating point modes.
22698 2009-04-14 Diego Novillo <dnovillo@google.com>
22700 * diagnostic.c (diagnostic_report_diagnostic): Do not
22701 warn about loaded plugins for DK_ERROR and DK_WARNING.
22702 * c-decl.c (declspecs_add_type): Move call to
22703 invoke_plugin_callbacks ...
22704 * c-parser.c (c_parser_declspecs): ... here.
22705 * plugin.c (dump_active_plugins): Tidy output.
22707 2009-04-14 Diego Novillo <dnovillo@google.com>
22708 Le-Chun Wu <lcwu@google.com>
22710 * configure.ac: Add --enable-plugin support.
22711 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22712 * Makefile.in (PLUGIN_H): Define.
22713 Export ENABLE_PLUGIN and GMPINC to site.exp.
22714 Add PLUGINLIBS to link command.
22715 Add/modify dependencies for plugin.o and files including plugin.h.
22717 * config.in: Regenerate.
22719 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22722 2009-04-14 Le-Chun Wu <lcwu@google.com>
22724 * tree-pass.h (register_one_dump_file): Add a prototype for
22725 register_one_dump_file.
22726 * toplev.c (compile_file): Call initialize_plugins.
22727 (do_compile): Call invoke_plugin_callbacks.
22728 (toplev_main): Call invoke_plugin_callbacks.
22729 * common.opt: Add -fplugin= and -fplugin-arg-.
22730 * gcc-plugin.h: New public header file for plugins to include.
22731 * plugin.c: New source file.
22732 * plugin.h: New internal header file.
22733 * passes.c (register_one_dump_file): Make it external.
22735 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22737 2009-04-14 Diego Novillo <dnovillo@google.com>
22739 * doc/plugins.texi: New.
22740 * doc/gccint.texi: Add reference to Plugins chapter.
22741 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22742 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22743 loaded plugins, if any.
22744 * timevar.def (TV_PLUGIN_INIT): Define.
22745 (TV_PLUGIN_RUN): Define.
22746 * plugin.c: Include timevar.h
22747 (plugins_active_p): New.
22748 (dump_active_plugins): New.
22749 (debug_active_plugins): New.
22751 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22753 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22755 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22757 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22759 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22760 the same as a minus without a shift.
22762 2009-04-14 Nick Clifton <nickc@redhat.com>
22764 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22765 comparisons with small integers will always produce a short
22768 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22771 2008-12-19 Diego Novillo <dnovillo@google.com>
22773 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22775 2009-04-14 Richard Guenther <rguenther@suse.de>
22777 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22779 (verify_gimple_assign_binary): Likewise. Handle shifts and
22781 (verify_gimple_phi): Print the mismatched argument position.
22782 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22784 (vect_update_init_of_dr): Likewise.
22785 * matrix-reorg.c (transform_access_sites): Do what the
22787 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22789 2009-04-13 Michael Eager <eager@eagercon.com>
22791 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22792 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22793 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22794 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22795 remove duplicate config
22797 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22799 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22800 file_name:line_number type locator of the call site.
22802 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22804 * genautomata.c: Put blank after comma.
22805 (automaton_decls): New.
22806 (struct unit_usage): Add comments to member next.
22807 (store_alt_unit_usage): Keep the list ordered.
22808 (unit_present_on_list_p, equal_alternatives_p): New.
22809 (check_regexp_units_distribution): Check units distribution
22810 correctness correctly.
22811 (main): Don't write automata if error is found. Return correct
22814 * config/m68k/cf.md (cfv4_ds): Remove.
22815 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22816 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22818 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22819 power4-load-ext, power4-store, power4-store-update,
22820 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22821 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22822 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22823 power4-sqrt, power4-isync): Modify reservation to make correct
22824 unit distribution to automata.
22826 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22827 power5-store-update, power5-two, power5-three, power5-lmul,
22828 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22830 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22832 * except.c (pass_set_nothrow_function_flags): Set name and add
22834 (set_nothrow_function_flags): Mention in the dump file when
22835 changing a function to nothrow.
22837 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22840 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22841 instead of unsigned long.
22843 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22845 * config/arm/arm.c (return_used_this_function): Remove.
22846 (arm_output_function_prologue): Remove use of
22847 return_used_this_function.
22848 (output_return_instruction): Replace use of
22849 return_used_this_function
22850 by cfun->machine->return_used_this_function.
22851 (arm_output_epilogue): Likewise.
22852 (arm_output_function_epilogue): Likewise.
22853 (thumb_unexpanded_epilogue): Likewise.
22854 * config/arm/arm.h (struct machine_function):
22855 New member return_used_this_function.
22857 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22859 * doc/install.texi: Correct description of default directory for
22860 --with-gxx-include-dir.
22862 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22864 * fold-const.c (build_range_check): Properly deal with enumeral and
22865 boolean base types.
22867 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22869 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22870 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22871 * params.h (MAX_GCSE_PASSES): Remove.
22872 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22873 in sequence. Remove ability to run multiple passes.
22874 (bypass_jumps): Report run as third CPROP pass.
22876 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22878 PR middle-end/39651
22879 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22880 when deciding whether the whole SEQUENCE can throw.
22882 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22885 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22886 offseted label references.
22888 2009-04-11 Jan Hubicka <jh@suse.cz>
22890 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22892 2009-04-11 Richard Guenther <rguenther@suse.de>
22894 PR middle-end/39732
22895 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22896 return variables as TREE_ADDRESSABLE.
22898 2009-04-11 Richard Guenther <rguenther@suse.de>
22900 PR tree-optimization/39713
22901 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22902 reference trees have SSA_NAME operands.
22904 2009-04-11 Richard Guenther <rguenther@suse.de>
22907 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22908 address expressions.
22910 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22912 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22913 match changes in Cygwin 1.7
22914 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22915 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22917 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22919 PR tree-optimization/39701
22920 * doc/invoke.texi (Optimization Options): Document change in
22921 meaning and initialization of -fdelete-null-pointer-checks.
22923 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22925 PR middle-end/39701
22926 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22928 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22931 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22933 2009-04-10 Chao-ying Fu <fu@mips.com>
22935 * doc/tm.texi (Instruction Output): Document
22936 TARGET_ASM_FINAL_POSTSCAN_INSN.
22937 * target.h (final_postscan_insn): New field in asm_out.
22938 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22939 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22940 * final.c (final_scan_insn): Call
22941 targetm.asm_out.final_postscan_insn after outputting
22942 an asm macro and a normal instruction.
22944 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22945 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22946 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22947 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22948 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22950 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22952 PR middle-end/39701
22953 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22954 variables as non-NULL even with -fdelete-null-pointer-checks.
22956 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22958 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22960 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22963 * config/i386/i386.c (classify_argument): Handle SCmode with
22964 (bit_offset % 64) != 0.
22966 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22968 * doc/invoke.texi (Optimize Options): Add cross-reference to
22969 -Q --help=optimizers examples.
22971 2009-04-10 Ben Elliston <bje@au.ibm.com>
22974 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22975 regalign for the reg == fpr and TDmode case.
22977 2009-04-09 David Ayers <ayers@fsfe.org>
22980 * objc/objc-act.c (warn_with_method): Remove helper function.
22981 (check_duplicates): Call warning and inform directly.
22982 (really_start_method): Likewise.
22984 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22986 * expmed.c (expand_divmod): Always use a comparison for a division
22987 by a large unsigned integer.
22989 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22990 for things others than variables or functions as nonzero.
22992 2009-04-09 Nick Clifton <nickc@redhat.com>
22994 * unwind-compat.c: Change copyright header to refer to version
22995 3 of the GNU General Public License with version 3.1 of the
22996 GCC Runtime Library Exception and to point readers at the
22997 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22998 * config/alpha/crtfastmath.c: Likewise.
22999 * config/alpha/linux-unwind.h: Likewise.
23000 * config/alpha/qrnnd.asm: Likewise.
23001 * config/alpha/vms-crt0-64.c: Likewise.
23002 * config/alpha/vms-crt0.c: Likewise.
23003 * config/alpha/vms-dwarf2.asm: Likewise.
23004 * config/alpha/vms-dwarf2eh.asm: Likewise.
23005 * config/alpha/vms-psxcrt0-64.c: Likewise.
23006 * config/alpha/vms-psxcrt0.c: Likewise.
23007 * config/alpha/vms_tramp.asm: Likewise.
23008 * config/arc/initfini.c: Likewise.
23009 * config/arc/lib1funcs.asm: Likewise.
23010 * config/arm/bpabi-v6m.S: Likewise.
23011 * config/arm/bpabi.S: Likewise.
23012 * config/arm/bpabi.c: Likewise.
23013 * config/arm/crti.asm: Likewise.
23014 * config/arm/crtn.asm: Likewise.
23015 * config/arm/ieee754-df.S: Likewise.
23016 * config/arm/ieee754-sf.S: Likewise.
23017 * config/arm/lib1funcs.asm: Likewise.
23018 * config/arm/libunwind.S: Likewise.
23019 * config/arm/linux-atomic.c: Likewise.
23020 * config/arm/mmintrin.h: Likewise.
23021 * config/arm/pr-support.c: Likewise.
23022 * config/arm/unaligned-funcs.c: Likewise.
23023 * config/arm/unwind-arm.c: Likewise.
23024 * config/arm/unwind-arm.h: Likewise.
23025 * config/avr/libgcc.S: Likewise.
23026 * config/bfin/crti.s: Likewise.
23027 * config/bfin/crtlibid.s: Likewise.
23028 * config/bfin/crtn.s: Likewise.
23029 * config/bfin/lib1funcs.asm: Likewise.
23030 * config/bfin/linux-unwind.h: Likewise.
23031 * config/cris/arit.c: Likewise.
23032 * config/cris/cris_abi_symbol.c: Likewise.
23033 * config/darwin-64.c: Likewise.
23034 * config/darwin-crt2.c: Likewise.
23035 * config/darwin-crt3.c: Likewise.
23036 * config/darwin.h: Likewise.
23037 * config/dbxelf.h: Likewise.
23038 * config/dfp-bit.c: Likewise.
23039 * config/dfp-bit.h: Likewise.
23040 * config/elfos.h: Likewise.
23041 * config/fixed-bit.c: Likewise.
23042 * config/fixed-bit.h: Likewise.
23043 * config/fp-bit.c: Likewise.
23044 * config/fp-bit.h: Likewise.
23045 * config/fr30/crti.asm: Likewise.
23046 * config/fr30/crtn.asm: Likewise.
23047 * config/fr30/lib1funcs.asm: Likewise.
23048 * config/freebsd-spec.h: Likewise.
23049 * config/frv/cmovd.c: Likewise.
23050 * config/frv/cmovh.c: Likewise.
23051 * config/frv/cmovw.c: Likewise.
23052 * config/frv/frvbegin.c: Likewise.
23053 * config/frv/frvend.c: Likewise.
23054 * config/frv/lib1funcs.asm: Likewise.
23055 * config/glibc-stdint.h: Likewise.
23056 * config/h8300/clzhi2.c: Likewise.
23057 * config/h8300/crti.asm: Likewise.
23058 * config/h8300/crtn.asm: Likewise.
23059 * config/h8300/ctzhi2.c: Likewise.
23060 * config/h8300/fixunssfsi.c: Likewise.
23061 * config/h8300/lib1funcs.asm: Likewise.
23062 * config/h8300/parityhi2.c: Likewise.
23063 * config/h8300/popcounthi2.c: Likewise.
23064 * config/i386/ammintrin.h: Likewise.
23065 * config/i386/att.h: Likewise.
23066 * config/i386/avxintrin.h: Likewise.
23067 * config/i386/biarch64.h: Likewise.
23068 * config/i386/bmmintrin.h: Likewise.
23069 * config/i386/cpuid.h: Likewise.
23070 * config/i386/cross-stdarg.h: Likewise.
23071 * config/i386/crtfastmath.c: Likewise.
23072 * config/i386/crtprec.c: Likewise.
23073 * config/i386/cygming-crtbegin.c: Likewise.
23074 * config/i386/cygming-crtend.c: Likewise.
23075 * config/i386/cygwin.asm: Likewise.
23076 * config/i386/emmintrin.h: Likewise.
23077 * config/i386/gmm_malloc.h: Likewise.
23078 * config/i386/gthr-win32.c: Likewise.
23079 * config/i386/i386.h: Likewise.
23080 * config/i386/immintrin.h: Likewise.
23081 * config/i386/linux-unwind.h: Likewise.
23082 * config/i386/linux64.h: Likewise.
23083 * config/i386/mm3dnow.h: Likewise.
23084 * config/i386/mmintrin-common.h: Likewise.
23085 * config/i386/mmintrin.h: Likewise.
23086 * config/i386/nmmintrin.h: Likewise.
23087 * config/i386/pmm_malloc.h: Likewise.
23088 * config/i386/pmmintrin.h: Likewise.
23089 * config/i386/smmintrin.h: Likewise.
23090 * config/i386/sol2-c1.asm: Likewise.
23091 * config/i386/sol2-ci.asm: Likewise.
23092 * config/i386/sol2-cn.asm: Likewise.
23093 * config/i386/sol2-gc1.asm: Likewise.
23094 * config/i386/tmmintrin.h: Likewise.
23095 * config/i386/unix.h: Likewise.
23096 * config/i386/w32-unwind.h: Likewise.
23097 * config/i386/wmmintrin.h: Likewise.
23098 * config/i386/x86-64.h: Likewise.
23099 * config/i386/x86intrin.h: Likewise.
23100 * config/i386/xmmintrin.h: Likewise.
23101 * config/ia64/crtbegin.asm: Likewise.
23102 * config/ia64/crtend.asm: Likewise.
23103 * config/ia64/crtfastmath.c: Likewise.
23104 * config/ia64/crti.asm: Likewise.
23105 * config/ia64/crtn.asm: Likewise.
23106 * config/ia64/fde-glibc.c: Likewise.
23107 * config/ia64/lib1funcs.asm: Likewise.
23108 * config/ia64/linux-unwind.h: Likewise.
23109 * config/ia64/quadlib.c: Likewise.
23110 * config/ia64/unwind-ia64.c: Likewise.
23111 * config/linux.h: Likewise.
23112 * config/m32c/m32c-lib1.S: Likewise.
23113 * config/m32c/m32c-lib2-trapv.c: Likewise.
23114 * config/m32c/m32c-lib2.c: Likewise.
23115 * config/m32r/initfini.c: Likewise.
23116 * config/m68hc11/larith.asm: Likewise.
23117 * config/m68hc11/m68hc11-crt0.S: Likewise.
23118 * config/m68k/cf.md: Likewise.
23119 * config/m68k/crti.s: Likewise.
23120 * config/m68k/crtn.s: Likewise.
23121 * config/m68k/lb1sf68.asm: Likewise.
23122 * config/m68k/linux-unwind.h: Likewise.
23123 * config/mcore/crti.asm: Likewise.
23124 * config/mcore/crtn.asm: Likewise.
23125 * config/mcore/lib1.asm: Likewise.
23126 * config/mips/linux-unwind.h: Likewise.
23127 * config/mips/loongson.h: Likewise.
23128 * config/mips/mips16.S: Likewise.
23129 * config/mmix/crti.asm: Likewise.
23130 * config/mmix/crtn.asm: Likewise.
23131 * config/pa/fptr.c: Likewise.
23132 * config/pa/hpux-unwind.h: Likewise.
23133 * config/pa/lib2funcs.asm: Likewise.
23134 * config/pa/linux-atomic.c: Likewise.
23135 * config/pa/linux-unwind.h: Likewise.
23136 * config/pa/milli64.S: Likewise.
23137 * config/pa/quadlib.c: Likewise.
23138 * config/pa/stublib.c: Likewise.
23139 * config/picochip/libgccExtras/adddi3.asm: Likewise.
23140 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
23141 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
23142 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
23143 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
23144 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
23145 * config/picochip/libgccExtras/divmod15.asm: Likewise.
23146 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
23147 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
23148 * config/picochip/libgccExtras/longjmp.asm: Likewise.
23149 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
23150 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
23151 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
23152 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
23153 * config/picochip/libgccExtras/setjmp.asm: Likewise.
23154 * config/picochip/libgccExtras/subdi3.asm: Likewise.
23155 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
23156 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
23157 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
23158 * config/rs6000/750cl.h: Likewise.
23159 * config/rs6000/altivec.h: Likewise.
23160 * config/rs6000/biarch64.h: Likewise.
23161 * config/rs6000/crtresfpr.asm: Likewise.
23162 * config/rs6000/crtresgpr.asm: Likewise.
23163 * config/rs6000/crtresxfpr.asm: Likewise.
23164 * config/rs6000/crtresxgpr.asm: Likewise.
23165 * config/rs6000/crtsavfpr.asm: Likewise.
23166 * config/rs6000/crtsavgpr.asm: Likewise.
23167 * config/rs6000/darwin-asm.h: Likewise.
23168 * config/rs6000/darwin-fallback.c: Likewise.
23169 * config/rs6000/darwin-fpsave.asm: Likewise.
23170 * config/rs6000/darwin-ldouble.c: Likewise.
23171 * config/rs6000/darwin-tramp.asm: Likewise.
23172 * config/rs6000/darwin-unwind.h: Likewise.
23173 * config/rs6000/darwin-vecsave.asm: Likewise.
23174 * config/rs6000/darwin-world.asm: Likewise.
23175 * config/rs6000/e500crtres32gpr.asm: Likewise.
23176 * config/rs6000/e500crtres64gpr.asm: Likewise.
23177 * config/rs6000/e500crtres64gprctr.asm: Likewise.
23178 * config/rs6000/e500crtrest32gpr.asm: Likewise.
23179 * config/rs6000/e500crtrest64gpr.asm: Likewise.
23180 * config/rs6000/e500crtresx32gpr.asm: Likewise.
23181 * config/rs6000/e500crtresx64gpr.asm: Likewise.
23182 * config/rs6000/e500crtsav32gpr.asm: Likewise.
23183 * config/rs6000/e500crtsav64gpr.asm: Likewise.
23184 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
23185 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
23186 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
23187 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
23188 * config/rs6000/eabi-ci.asm: Likewise.
23189 * config/rs6000/eabi-cn.asm: Likewise.
23190 * config/rs6000/eabi.asm: Likewise.
23191 * config/rs6000/linux-unwind.h: Likewise.
23192 * config/rs6000/linux64.h: Likewise.
23193 * config/rs6000/paired.h: Likewise.
23194 * config/rs6000/paired.md: Likewise.
23195 * config/rs6000/ppc64-fp.c: Likewise.
23196 * config/rs6000/ppu_intrinsics.h: Likewise.
23197 * config/rs6000/rs6000.h: Likewise.
23198 * config/rs6000/si2vmx.h: Likewise.
23199 * config/rs6000/sol-ci.asm: Likewise.
23200 * config/rs6000/sol-cn.asm: Likewise.
23201 * config/rs6000/spe.h: Likewise.
23202 * config/rs6000/spu2vmx.h: Likewise.
23203 * config/rs6000/sysv4.h: Likewise.
23204 * config/rs6000/tramp.asm: Likewise.
23205 * config/rs6000/vec_types.h: Likewise.
23206 * config/s390/linux-unwind.h: Likewise.
23207 * config/s390/tpf-unwind.h: Likewise.
23208 * config/score/crti.asm: Likewise.
23209 * config/score/crtn.asm: Likewise.
23210 * config/sh/crt1.asm: Likewise.
23211 * config/sh/crti.asm: Likewise.
23212 * config/sh/crtn.asm: Likewise.
23213 * config/sh/divtab-sh4-300.c: Likewise.
23214 * config/sh/divtab-sh4.c: Likewise.
23215 * config/sh/divtab.c: Likewise.
23216 * config/sh/lib1funcs-4-300.asm: Likewise.
23217 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23218 * config/sh/lib1funcs.asm: Likewise.
23219 * config/sh/lib1funcs.h: Likewise.
23220 * config/sh/linux-atomic.asm: Likewise.
23221 * config/sh/linux-unwind.h: Likewise.
23222 * config/sh/shmedia.h: Likewise.
23223 * config/sh/sshmedia.h: Likewise.
23224 * config/sh/ushmedia.h: Likewise.
23225 * config/sparc/crtfastmath.c: Likewise.
23226 * config/sparc/linux-unwind.h: Likewise.
23227 * config/sparc/sol2-c1.asm: Likewise.
23228 * config/sparc/sol2-ci.asm: Likewise.
23229 * config/sparc/sol2-cn.asm: Likewise.
23230 * config/spu/divmodti4.c: Likewise.
23231 * config/spu/divv2df3.c: Likewise.
23232 * config/spu/float_disf.c: Likewise.
23233 * config/spu/float_unsdidf.c: Likewise.
23234 * config/spu/float_unsdisf.c: Likewise.
23235 * config/spu/float_unssidf.c: Likewise.
23236 * config/spu/mfc_multi_tag_release.c: Likewise.
23237 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23238 * config/spu/mfc_tag_release.c: Likewise.
23239 * config/spu/mfc_tag_reserve.c: Likewise.
23240 * config/spu/mfc_tag_table.c: Likewise.
23241 * config/spu/multi3.c: Likewise.
23242 * config/spu/spu_internals.h: Likewise.
23243 * config/spu/spu_intrinsics.h: Likewise.
23244 * config/spu/spu_mfcio.h: Likewise.
23245 * config/spu/vec_types.h: Likewise.
23246 * config/spu/vmx2spu.h: Likewise.
23247 * config/stormy16/stormy16-lib2.c: Likewise.
23248 * config/svr4.h: Likewise.
23249 * config/sync.c: Likewise.
23250 * config/v850/lib1funcs.asm: Likewise.
23251 * config/vxlib-tls.c: Likewise.
23252 * config/vxlib.c: Likewise.
23253 * config/vxworks-dummy.h: Likewise.
23254 * config/xtensa/crti.asm: Likewise.
23255 * config/xtensa/crtn.asm: Likewise.
23256 * config/xtensa/ieee754-df.S: Likewise.
23257 * config/xtensa/ieee754-sf.S: Likewise.
23258 * config/xtensa/lib1funcs.asm: Likewise.
23259 * config/xtensa/lib2funcs.S: Likewise.
23260 * config/xtensa/linux-unwind.h: Likewise.
23261 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23262 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23263 * coretypes.h: Likewise.
23264 * crtstuff.c: Likewise.
23265 * defaults.h: Likewise.
23266 * dwarf2.h: Likewise.
23267 * emutls.c: Likewise.
23268 * gbl-ctors.h: Likewise.
23269 * gcov-io.h: Likewise.
23270 * ginclude/float.h: Likewise.
23271 * ginclude/iso646.h: Likewise.
23272 * ginclude/stdarg.h: Likewise.
23273 * ginclude/stdbool.h: Likewise.
23274 * ginclude/stddef.h: Likewise.
23275 * ginclude/stdfix.h: Likewise.
23276 * ginclude/stdint-gcc.h: Likewise.
23277 * ginclude/tgmath.h: Likewise.
23278 * gthr-aix.h: Likewise.
23279 * gthr-dce.h: Likewise.
23280 * gthr-gnat.c: Likewise.
23281 * gthr-gnat.h: Likewise.
23282 * gthr-lynx.h: Likewise.
23283 * gthr-mipssde.h: Likewise.
23284 * gthr-nks.h: Likewise.
23285 * gthr-posix.c: Likewise.
23286 * gthr-posix.h: Likewise.
23287 * gthr-posix95.h: Likewise.
23288 * gthr-rtems.h: Likewise.
23289 * gthr-single.h: Likewise.
23290 * gthr-solaris.h: Likewise.
23291 * gthr-tpf.h: Likewise.
23292 * gthr-vxworks.h: Likewise.
23293 * gthr-win32.h: Likewise.
23294 * gthr.h: Likewise.
23295 * libgcc2.c: Likewise.
23296 * libgcc2.h: Likewise.
23297 * libgcov.c: Likewise.
23298 * tsystem.h: Likewise.
23299 * typeclass.h: Likewise.
23300 * unwind-c.c: Likewise.
23301 * unwind-compat.h: Likewise.
23302 * unwind-dw2-fde-compat.c: Likewise.
23303 * unwind-dw2-fde-darwin.c: Likewise.
23304 * unwind-dw2-fde-glibc.c: Likewise.
23305 * unwind-dw2-fde.c: Likewise.
23306 * unwind-dw2-fde.h: Likewise.
23307 * unwind-dw2.c: Likewise.
23308 * unwind-dw2.h: Likewise.
23309 * unwind-generic.h: Likewise.
23310 * unwind-pe.h: Likewise.
23311 * unwind-sjlj.c: Likewise.
23312 * unwind.inc: Likewise.
23313 * config/arm/neon-gen.ml: Change generated copyright header to
23314 refer to version 3 of the GNU General Public License with
23315 version 3.1 of the GCC Runtime Library Exception and to point
23316 readers at the COPYING3 and COPYING3.RUNTIME files and the
23317 FSF's license web page.
23318 * config/arm/arm_neon.h: Regenerate.
23320 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23322 * config/cris/cris.md: Change copyright header to refer to version
23323 3 of the GNU General Public License.
23324 * doc/install.texi2html: Change copyright header to refer to version
23325 3 of the GNU General Public License and to point readers at the
23326 COPYING3 file and the FSF's license web page.
23327 * config/vax/linux.h: Likewise.
23329 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23331 * config/i386/i386.md (cmpcc): New.
23332 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23333 (sync_compare_and_swap_cc*): Delete.
23335 * config/s390/s390.c (s390_compare_emitted): Remove.
23336 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23337 s390_compare_emitted used to be handled. Assert that modes match.
23338 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23339 refer to sync_compare_and_swap_ccsi.
23340 * config/s390/s390.h (s390_compare_emitted): Remove.
23341 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23342 instead of s390_compare_emitted.
23343 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23344 instead of s390_compare_emitted.
23345 * config/s390/s390.md (cmpcc): New.
23346 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23347 CC_REGNUM, do not pretend it's set.
23348 (sync_compare_and_swap_cc*): Delete.
23349 * config/s390/predicates.md (cc_reg_operand): New.
23351 * expr.c (sync_compare_and_swap_cc): Delete.
23352 * optabs.h (sync_compare_and_swap_cc): Delete.
23353 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23354 is being used with can_compare_p.
23355 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23356 (find_cc_set): New.
23357 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23358 look for a MODE_CC set instead. Use emit_store_flag.
23359 (expand_compare_and_swap_loop): Likewise, with some additional
23360 complication to avoid a force_reg when useless. Use
23361 emit_cmp_and_jump_insns.
23362 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23363 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23364 sync_compare_and_swap documentation.
23366 2009-04-09 Jan Hubicka <jh@suse.cz>
23368 * except.c (find_prev_try): Break out from ....
23369 (duplicate_eh_regions): ... here; properly update prev_try pointers
23370 when duplication part of tree.
23371 (dump_eh_tree): Improve dumping.
23372 (verify_eh_region): New.
23373 (verify_eh_tree): Use it.
23375 2009-04-06 Richard Guenther <rguenther@suse.de>
23377 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23378 &ARRAY addresses by adjusting their types and prepending
23380 * tree-cfg.c (verify_gimple_assign_single): Verify that
23381 addresses are correct.
23383 2009-04-09 Richard Guenther <rguenther@suse.de>
23385 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23386 indices into an array reference if possible.
23387 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23388 Fold POINTER_PLUS_EXPR statements with invariant address.
23390 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23393 * config.gcc (powerpc64-*-linux*): Always build biarch.
23395 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23398 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23399 it and pedwarn if this results in an INTEGER_CST.
23401 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23403 * doc/install.texi: Update minimum GMP version. Remove obsolete
23404 text in MPFR section.
23406 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23408 * dwarf2out.c (class_scope_p): New static inline.
23409 (class_or_namespace_scope_p): Use it.
23410 (gen_variable_die): Use DW_TAG_member tag for static data member
23411 declarations instead of DW_TAG_variable.
23413 PR middle-end/39573
23414 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23417 2009-04-08 Richard Guenther <rguenther@suse.de>
23419 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23420 valueize random data.
23422 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23424 * config.gcc (aix tm_file): Add aix-stdint.h.
23425 (aix tm clause use_gcc_stdint): Set to wrap.
23426 * config/rs6000/aix-stdint.h: New file.
23428 2009-04-08 Richard Guenther <rguenther@suse.de>
23430 PR middle-end/36291
23431 * tree-dfa.c (add_referenced_var): Do not recurse into
23432 global initializers.
23433 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23435 (fold_const_aggregate_ref): Likewise.
23437 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23439 * recog.c (ordered_comparison_operator): New.
23440 * gensupport.c (std_preds): Add it.
23441 * doc/md.texi (Machine-Independent Predicates): Document it.
23443 2009-04-08 Jan Hubicka <jh@suse.cz>
23445 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23446 * function.h (rtl_eh): Remove exception_handler_label_map.
23447 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23448 remove_exception_handler_label, for_each_eh_label_1): Remove.
23449 (rtl_remove_unreachable_regions): Remove.
23450 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23451 (find_exception_handler_labels): Don't build the hashtable.
23452 (maybe_remove_eh_handler): Remove.
23453 (for_each_eh_label): Rewrite to walk the tree.
23454 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23455 * except.h (maybe_remove_eh_handler): Remove.
23456 * passes.c (init_optimization_passes): Schedule second EH cleanup
23458 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23459 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23461 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23463 * genoutput.c (validate_optab_operands): New.
23464 (gen_insn, gen_expand): Call it.
23466 * genflags.c (gen_insn): Detect misused iterators.
23467 (main): Pass line_no to gen_insn, exit with status 1 on error.
23469 * genextract.c (line_no): Make global.
23470 (VEC_safe_set_locstr): Change assertion to error message.
23471 (main): Exit with status 1 on error.
23473 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23477 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23478 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23479 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23480 * c-convert.c (convert): Do not call fold on results of conversion
23481 functions when the result is a C_MAYBE_CONST_EXPR.
23482 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23483 of __builtin_choose_expr.
23484 * c-typeck.c (remove_c_maybe_const_expr): New.
23485 (build_unary_op, build_conditional_expr, build_compound_expr,
23486 build_binary_op, c_objc_common_truthvalue_conversion): Call
23487 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23490 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23492 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23493 CODE to produce a new one. Add a prototype to use fold_convert_const
23495 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23498 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23499 mix declarations and code.
23501 2009-04-08 Ben Elliston <bje@au.ibm.com>
23503 * gcc.c: Replace `CC' with `GCC' throughout.
23505 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23507 * doc/invoke.texi: Document Atom support.
23509 2009-04-07 Jason Merrill <jason@redhat.com>
23512 * c-common.h, c-common.c: Add flag_pretty_templates.
23513 * c-opts.c (c_common_handle_option): Set it.
23514 * c.opt: Add -fno-pretty-templates.
23515 * doc/invoke.texi (C++ Dialect Options): Likewise.
23517 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23519 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23520 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23521 (ia64_expand_builtin): Likewise.
23523 2009-04-07 Martin Jambor <mjambor@suse.cz>
23525 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23526 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23527 ADDR_EXPRS are include too.
23529 2009-04-07 Richard Guenther <rguenther@suse.de>
23531 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23532 decls are only used if passes as parameters or if they are
23533 local statics and the call is not to a builtin.
23534 (call_may_clobber_ref_p_1): Likewise.
23536 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23538 * expr.c (do_store_flag): Remove last argument. Simplify code
23539 to avoid duplication of tests already done by can_compare_p.
23540 (expand_expr_real_1): Adjust caller.
23542 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23544 * optabs.c (can_compare_p): Test the predicate of a
23545 cbranch and cstore pattern.
23547 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23549 * expr.c (convert_move): Use emit_store_flag instead of
23552 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23554 * config/i386/i386.c (ix86_compare_emitted): Remove.
23555 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23556 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23557 * config/i386/i386.h (ix86_compare_emitted): Remove.
23558 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23559 instead of ix86_compare_emitted.
23560 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23562 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23564 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23565 Add t-sysroot-suffix to tmake_file.
23566 * config/print-sysroot-suffix.sh: New file.
23567 * config/t-sysroot-suffix: New file.
23569 2009-04-07 Ben Elliston <bje@au.ibm.com>
23571 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23572 as the latter produces a warning when the target does not support
23575 2009-04-07 Ben Elliston <bje@au.ibm.com>
23577 * dfp.c: Replace type punning assignments with memcpy throughout.
23578 * Makefile.in (dfp.o-warn): Remove.
23580 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23583 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23584 Include soft-fp/t-softfp after rs6000/t-linux64.
23586 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23588 * stor-layout.c (set_sizetype): Use the full precision of their
23589 machine mode for bitsize types.
23591 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23593 * config/i386/i386.md: Revert 2 accidental checkins.
23595 2009-04-06 Joey Ye <joey.ye@intel.com>
23596 Xuepeng Guo <xuepeng.guo@intel.com>
23597 H.J. Lu <hongjiu.lu@intel.com>
23599 Atom pipeline model, tuning and insn selection.
23600 * config.gcc (atom): Add atom config options and target.
23602 * config/i386/atom.md: New.
23604 * config/i386/i386.c (atom_cost): New cost.
23605 (m_ATOM): New macro flag.
23606 (initial_ix86_tune_features): Set m_ATOM.
23607 (x86_accumulate_outgoing_args): Likewise.
23608 (x86_arch_always_fancy_math_387): Likewise.
23609 (processor_target): Add Atom cost.
23610 (cpu_names): Add Atom cpu name.
23611 (override_options): Set Atom ISA.
23612 (ix86_issue_rate): New case PROCESSOR_ATOM.
23613 (ix86_adjust_cost): Likewise.
23615 * config/i386/i386.h (TARGET_ATOM): New target macro.
23616 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23617 (TARGET_OPT_AGU): New target option.
23618 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23619 (processor_type): Add PROCESSOR_ATOM.
23621 * config/i386/i386.md (cpu): Add new value "atom".
23622 (use_carry, movu): New attr.
23623 (atom.md): Include atom.md.
23624 (adddi3_carry_rex64): Set attr "use_carry".
23625 (addqi3_carry): Likewise.
23626 (addhi3_carry): Likewise.
23627 (addsi3_carry): Likewise.
23628 (*addsi3_carry_zext): Likewise.
23629 (subdi3_carry_rex64): Likewise.
23630 (subqi3_carry): Likewise.
23631 (subhi3_carry): Likewise.
23632 (subsi3_carry): Likewise.
23633 (x86_movdicc_0_m1_rex64): Likewise.
23634 (*x86_movdicc_0_m1_se): Likewise.
23635 (x86_movsicc_0_m1): Likewise.
23636 (*x86_movsicc_0_m1_se): Likewise.
23637 (*adddi_1_rex64): Emit add insn as much as possible.
23638 (*addsi_1): Likewise.
23639 (return_internal): Set atom_unit.
23640 (return_internal_long): Likewise.
23641 (return_pop_internal): Likewise.
23642 (*rcpsf2_sse): Set atom_sse_attr attr.
23643 (*qrt<mode>2_sse): Likewise.
23644 (*prefetch_sse): Likewise.
23646 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23648 (ix86_target_macros_internal): Likewise.
23650 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23651 (*prefetch_sse_rex): Likewise.
23652 (sse_rcpv4sf2): Likewise.
23653 (sse_vmrcpv4sf2): Likewise.
23654 (sse_sqrtv4sf2): Likewise.
23655 (<sse>_vmsqrt<mode>2): Likewise.
23656 (sse_ldmxcsr): Likewise.
23657 (sse_stmxcsr): Likewise.
23658 (*sse_sfence): Likewise.
23659 (sse2_clflush): Likewise.
23660 (*sse2_mfence): Likewise.
23661 (*sse2_lfence): Likewise.
23662 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23663 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23664 (avx_movdqu<avxmodesuffix>): Likewise.
23665 (avx_lddqu<avxmodesuffix>): Likewise.
23666 (sse2_movntv2di): Change attr "type" to "ssemov".
23667 (sse2_movntsi): Likewise.
23668 (rsqrtv8sf2): Change attr "type" to "sseadd".
23669 (sse3_addsubv2df3): Set attr "atom_unit".
23670 (sse3_h<plusminus_insn>v4sf3): Likewise.
23671 (*sse2_pmaddwd): Likewise.
23672 (*vec_extractv2di_1_rex64): Likewise.
23673 (*vec_extractv2di_1_avx): Likewise.
23674 (sse2_psadbw): Likewise.
23675 (ssse3_phaddwv8hi3): Likewise.
23676 (ssse3_phaddwv4hi3): Likewise.
23677 (ssse3_phadddv4si3): Likewise.
23678 (ssse3_phadddv2si3): Likewise.
23679 (ssse3_phaddswv8hi3): Likewise.
23680 (ssse3_phaddswv4hi3): Likewise.
23681 (ssse3_phsubwv8hi3): Likewise.
23682 (ssse3_phsubwv4hi3): Likewise.
23683 (ssse3_phsubdv4si3): Likewise.
23684 (ssse3_phsubdv2si3): Likewise.
23685 (ssse3_phsubswv8hi3): Likewise.
23686 (ssse3_phsubswv4hi3): Likewise.
23687 (ssse3_pmaddubsw128): Likewise.
23688 (sse3_pmaddubsw: Likewise.
23689 (ssse3_palignrti): Likewise.
23690 (ssse3_palignrdi): Likewise.
23692 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23694 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23696 2009-04-06 Richard Guenther <rguenther@suse.de>
23698 PR tree-optimization/28868
23699 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23700 of which PHI results we inserted.
23701 (insert_into_preds_of_block): Record inserted PHIs.
23702 (eliminate): Eliminate redundant PHI nodes.
23703 (init_pre): Init inserted_phi_names.
23705 2009-04-06 Richard Guenther <rguenther@suse.de>
23707 PR tree-optimization/39643
23708 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23709 IMAGPART_EXPRs of complex constants.
23710 (execute_fold_all_builtins): If we folded a call queue
23711 TODO_update_address_taken.
23713 2009-04-06 Jan Hubicka <jh@suse.cz>
23715 PR middle-end/39659
23716 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23719 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23721 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23723 (ic_invalidate_array): Likewise.
23725 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23727 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23728 alignment for library calls.
23730 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23732 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23733 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23734 * config/i386/mingw-stdint.h: New file.
23736 2009-04-05 Richard Guenther <rguenther@suse.de>
23738 PR tree-optimization/39648
23739 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23740 our &A vs. &A[0] IL deficiencies.
23742 2009-04-04 Jan Hubicka <jh@suse.cz>
23744 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23745 removed toplevel regions.
23746 (sjlj_mark_call_sites): Likewise.
23748 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23750 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23751 (cygwin tm clause use_gcc_stdint): Set to wrap.
23752 * config/i386/cygwin-stdint.h: New file.
23754 2009-04-04 Richard Guenther <rguenther@suse.de>
23756 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23757 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23758 single-argument PHIs if we are in loop-closed SSA form.
23759 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23760 for the pre-condition.
23761 (slpeel_tree_peel_loop_to_edge): Likewise.
23762 (vect_build_loop_niters): Take an optional sequence to append stmts.
23763 (vect_generate_tmps_on_preheader): Likewise.
23764 (vect_do_peeling_for_loop_bound): Take extra guards for the
23766 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23767 the cost model check.
23768 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23769 guards if we are going to peel. Do not apply versioning in that case.
23770 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23771 (vect_do_peeling_for_loop_bound): Likewise.
23772 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23773 loop bound only record extra pre-conditions, do not apply loop
23776 2009-04-04 Richard Guenther <rguenther@suse.de>
23778 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23781 2009-04-04 Jan Hubicka <jh@suse.cz>
23783 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23784 last_basic_block for size of bb->index indexed array.
23785 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23786 compute_out, link_btr_uses, build_btr_def_use_webs,
23787 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23789 2009-04-04 Jan Hubicka <jh@suse.cz>
23791 * except.c (remove_eh_handler_and_replace): Break out from ...
23792 (remove_eh_handler): ... here.
23793 (bring_to_root): New function.
23794 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23795 handled ones, bring others to root of tree.
23797 2009-04-04 Jan Hubicka <jh@suse.cz>
23799 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23800 (all_phis_safe_to_merge): New function.
23801 (update_info): New structure.
23802 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23803 (cleanup_empty_eh): Update SSA if possible.
23805 2009-04-04 Richard Guenther <rguenther@suse.de>
23807 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23808 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23809 (append_vuse): Likewise.
23811 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23813 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23814 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23815 instead of REG_UNSAVED for DW_CFA_undefined.
23816 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23817 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23820 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23823 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23825 2009-04-04 Richard Guenther <rguenther@suse.de>
23827 PR tree-optimization/8781
23828 PR tree-optimization/37892
23829 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23830 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23831 (valueize_refs): Call it for *& valueizations.
23832 (shared_reference_ops_from_ref): Rename to ...
23833 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23834 (shared_reference_ops_from_call): Rename to ...
23835 (valueize_shared_reference_ops_from_call): ... this and valueize.
23836 (vn_reference_lookup): Update.
23837 (visit_reference_op_call): Likewise.
23838 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23839 (eliminate): Value-replace the call address in call statements.
23841 2009-04-04 Richard Guenther <rguenther@suse.de>
23843 PR tree-optimization/39636
23844 * tree-ssa-forwprop.c
23845 (forward_propagate_addr_into_variable_array_index): Check for
23846 GIMPLE_ASSIGN before accessing the rhs code.
23848 2009-04-03 Jason Merrill <jason@redhat.com>
23850 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23852 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23854 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23855 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23856 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23857 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23858 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23859 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23860 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23861 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23862 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23863 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23864 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23865 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23866 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23867 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23868 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23869 Use fr_reg_or_fp01_operand instead of fr_register_operand
23871 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23872 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23873 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23875 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23877 PR rtl-optimization/39607
23878 PR rtl-optimization/39631
23882 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23883 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23884 instead of DF_LR_OUT.
23885 * ira-lives.c (process_bb_node_lives): Ditto.
23886 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23887 instead of DF_LR_{OUT,IN}.
23888 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23889 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23891 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23893 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23894 (execute_lower_omp): Always run but take the short way out if -fopenmp
23896 (gate_lower_omp): Remove, forcing the pass manager to always run the
23897 pass and always set PROP_gimple_lomp.
23898 (pass_lower_omp): Remove gate function.
23899 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23900 PROP_trees. Instead, require it.
23901 * ipa-cp.c (pass_ipa_cp): Likewise.
23902 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23903 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23904 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23905 and PROP_gimple_leh.
23907 2009-04-03 Richard Guenther <rguenther@suse.de>
23909 PR middle-end/13146
23910 PR tree-optimization/23940
23911 PR tree-optimization/33237
23912 PR middle-end/33974
23913 PR middle-end/34093
23914 PR tree-optimization/36201
23915 PR tree-optimization/36230
23916 PR tree-optimization/38049
23917 PR tree-optimization/38207
23918 PR tree-optimization/38230
23919 PR tree-optimization/38301
23920 PR tree-optimization/38585
23921 PR middle-end/38895
23922 PR tree-optimization/38985
23923 PR tree-optimization/39299
23924 * tree-ssa-structalias.h: Remove.
23925 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23926 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23927 (struct vuse_element_d): Remove.
23928 (struct vuse_vec_d): Likewise.
23929 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23930 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23931 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23932 VUSE_ELEMENT_VAR): Likewise.
23933 (struct voptype_d): Likewise.
23934 (NUM_VOP_FREE_BUCKETS): Likewise.
23935 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23936 (struct stmt_operands_d): Remove.
23937 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23938 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23939 VDEF_NUM, VDEF_VECT): Likewise.
23940 (copy_virtual_operands): Remove.
23941 (operand_build_cmp): Likewise.
23942 (create_ssa_artificial_load_stmt): Likewise.
23943 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23944 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23945 vuse_index and mayuse_index members. Pack and move done and iter_type
23946 members to the front.
23947 (SSA_OP_VMAYUSE): Remove.
23948 (SSA_OP_VIRTUAL_USES): Adjust.
23949 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23950 (unlink_stmt_vdef): Declare.
23951 (add_to_addressable_set): Remove.
23952 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23953 (vrp_visit_stmt): Likewise.
23954 * doc/tree-ssa.texi (Alias analysis): Update.
23955 * doc/invoke.texi (max-aliased-vops): Remove docs.
23956 (avg-aliased-vops): Likewise.
23957 * tree-into-ssa.c (syms_to_rename): Remove.
23958 (need_to_update_vops_p): Likewise.
23959 (need_to_initialize_update_ssa_p): Rename to ...
23960 (update_ssa_initialized_fn): ... this. Track function we are
23962 (symbol_marked_for_renaming): Simplify.
23963 (add_new_name_mapping): Do not set need_to_update_vops_p.
23964 (dump_currdefs): Use SYMS_TO_RENAME.
23965 (rewrite_update_stmt): Always walk all uses/defs.
23966 (dump_update_ssa): Adjust.
23967 (init_update_ssa): Take function argument. Track what we are
23969 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23970 (create_new_def_for): Initialize for cfun, assert we are initialized
23972 (mark_sym_for_renaming): Simplify.
23973 (mark_set_for_renaming): Do not initialize update-ssa.
23974 (need_ssa_update_p): Simplify. Take function argument.
23975 (name_mappings_registered_p): Assert we ask for the correct function.
23976 (name_registered_for_update_p): Likewise.
23977 (ssa_names_to_replace): Likewise.
23978 (release_ssa_name_after_update_ssa): Likewise.
23979 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23980 (dump_decl_set): Do not print a newline.
23981 (debug_decl_set): Do it here.
23982 (dump_update_ssa): And here.
23983 * tree-ssa-loop-im.c (move_computations): Adjust.
23984 (movement_possibility): Likewise.
23985 (determine_max_movement): Likewise.
23986 (gather_mem_refs_stmt): Likewise.
23987 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23988 or NAME_MEMORY_TAG.
23989 * tree-complex.c (update_all_vops): Remove.
23990 (expand_complex_move): Adjust.
23991 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23992 Simplify test for memory referencing statement. Exclude
23993 non-invariant ADDR_EXPRs.
23994 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23995 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23996 (rdg_flag_uses): Likewise.
23997 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23999 (tree_optimize_tail_calls_1): Also split the
24000 edge from the entry block if we have degenerate PHI nodes in
24001 the first basic block.
24002 * tree.c (init_ttree): Remove memory-tag related code.
24003 (tree_code_size): Likewise.
24004 (tree_node_structure): Likewise.
24005 (build7_stat): Re-write to be build6_stat.
24006 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24007 (SSA_VAR_P): Adjust.
24008 (struct tree_memory_tag): Remove.
24009 (struct tree_memory_partition_tag): Likewise.
24010 (union tree_node): Adjust.
24011 (build7): Re-write to be build6.
24012 * tree-pass.h (pass_reset_cc_flags): Remove.
24013 (TODO_update_address_taken): New flag.
24014 (pass_simple_dse): Remove.
24015 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24016 * params.h (MAX_ALIASED_VOPS): Remove.
24017 (AVG_ALIASED_VOPS): Likewise.
24018 * omp-low.c (expand_omp_taskreg): Update SSA form.
24019 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24020 aliases the lhs in a copy stmt.
24021 * tree-ssa-dse.c (struct address_walk_data): Remove.
24022 (memory_ssa_name_same): Likewise.
24023 (memory_address_same): Likewise.
24024 (get_kill_of_stmt_lhs): Likewise.
24025 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24026 unused stores. Look through PHI nodes into post-dominated regions.
24027 (dse_optimize_stmt): Simplify. Properly remove stores.
24028 (tree_ssa_dse): Compute dominators.
24029 (execute_simple_dse): Remove.
24030 (pass_simple_dse): Likewise.
24031 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24032 gimple_loaded_syms and gimple_stored_syms computation.
24033 * toplev.c (dump_memory_report): Dump alias and pta stats.
24034 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24035 (vn_reference_eq): Likewise.
24036 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24037 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24038 valueize_vuses): Remove.
24039 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24040 (get_def_ref_stmt_vuse): ... this.
24041 (vn_reference_lookup_2): New function.
24042 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24043 walking equivalent vuses. Simplify.
24044 (vn_reference_lookup): Likewise.
24045 (vn_reference_insert): Likewise.
24046 (vn_reference_insert_pieces): Likewise.
24047 (visit_reference_op_call): Simplify.
24048 (visit_reference_op_load): Likewise.
24049 (visit_reference_op_store): Likewise.
24050 (init_scc_vn): Remove shared_lookup_vuses initialization.
24051 (free_scc_vn): Remove shared_lookup_vuses freeing.
24052 (sort_vuses, sort_vuses_heap): Remove.
24053 (get_ref_from_reference_ops): Export.
24054 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
24055 vector with single vuse pointer.
24056 (vn_reference_lookup_pieces, vn_reference_lookup,
24057 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
24058 (shared_vuses_from_stmt): Remove.
24059 (get_ref_from_reference_ops): Declare.
24060 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
24061 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
24062 memory-tag related code.
24063 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
24064 (likely_value): Add comment, skip static-chain of call statements.
24065 (surely_varying_stmt_p): Adjust.
24066 (gimplify_and_update_call_from_tree): Likewise.
24067 (execute_fold_all_builtins): Do not rebuild alias info.
24068 (gimplify_and_update_call_from_tree): Properly update VOPs.
24069 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
24070 (copy_ref_info): Remove memory-tag related code.
24071 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
24072 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
24073 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
24075 * tree-ssa-dom.c (gimple_p): Remove typedef.
24076 (eliminate_redundant_computations): Adjust.
24077 (record_equivalences_from_stmt): Likewise.
24078 (avail_expr_hash): Likewise.
24079 (avail_expr_eq): Likewise.
24080 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
24081 (stmt_makes_single_load): Likewise.
24082 (stmt_makes_single_store): Likewise.
24083 * tree-ssa-alias.c: Rewrite completely.
24084 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
24085 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
24086 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
24087 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
24088 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
24089 Remove public functions.
24090 (pass_reset_cc_flags): Remove.
24091 (pass_build_alias): Move ...
24092 * tree-ssa-structalias.c (pass_build_alias): ... here.
24093 * tree-ssa-alias.c (may_be_aliased): Move ...
24094 * tree-flow-inline.h (may_be_aliased): ... here.
24095 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
24096 count_uses_and_derefs): Move ...
24097 * gimple.c: ... here.
24098 * gimple.h (count_uses_and_derefs): Declare.
24099 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
24100 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
24101 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
24102 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
24103 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
24104 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
24105 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
24107 * tree-dfa.c (refs_may_alias_p): Move ...
24108 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
24109 * tree-ssa-alias.h: New file.
24110 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
24111 (statement_sink_location): Likewise.
24112 * opts.c (decode_options): Do not adjust max-aliased-vops or
24113 avg-aliased-vops values.
24114 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
24115 (TV_CALL_CLOBBER): Likewise.
24116 (TV_FLOW_SENSITIVE): Likewise.
24117 (TV_FLOW_INSENSITIVE): Likewise.
24118 (TV_MEMORY_PARTITIONING): Likewise.
24119 (TV_ALIAS_STMT_WALK): New timevar.
24120 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
24121 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
24122 (get_address_description): Remove memory-tag related code.
24123 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
24124 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
24125 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
24126 and immediate uses in statements. Document.
24127 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
24128 (dump_symbols): Remove.
24129 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
24130 * alias.c (get_deref_alias_set): New function split out from ...
24131 (get_alias_set): ... here.
24132 * alias.h (get_deref_alias_set): Declare.
24133 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
24134 type parameter. Remove restrict pointer handling. Create a
24135 ref-all pointer in case type-based alias sets do not conflict.
24136 (vect_analyze_data_refs): Remove SMT related code.
24137 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
24138 (vectorizable_load): Likewise.
24139 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
24140 (DR_SYMBOL_TAG, DR_VOPS): Remove.
24141 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
24142 Ignore vops and SMTs.
24143 (dr_analyze_alias): Likewise..
24144 (free_data_ref): Likewise.
24145 (create_data_ref): Likewise.
24146 (analyze_all_data_dependences): Likewise.
24147 (get_references_in_stmt): Adjust.
24148 * tree-flow-inline.h (gimple_aliases_computed_p,
24149 gimple_addressable_vars, gimple_call_clobbered_vars,
24150 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
24151 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
24152 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
24153 gimple_mem_ref_stats): Remove.
24154 (gimple_vop): New function.
24155 (op_iter_next_use): Remove vuses and mayuses cases.
24156 (op_iter_next_def): Remove vdefs case.
24157 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
24158 (clear_and_done_ssa_iter): Do not set removed fields.
24159 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
24160 Assert we are not iterating over vuses or vdefs if not also
24161 iterating over uses or defs.
24162 (op_iter_init_use): Likewise.
24163 (op_iter_init_def): Likewise.
24164 (op_iter_next_vdef): Remove.
24165 (op_iter_next_mustdef): Likewise.
24166 (op_iter_init_vdef): Likewise.
24167 (compare_ssa_operands_equal): Likewise.
24168 (link_use_stmts_after): Handle vuse operand.
24169 (is_call_used): Use is_call_clobbered.
24170 (is_call_clobbered): Global variables are always call clobbered,
24171 query the call-clobbers bitmap.
24172 (mark_call_clobbered): Ignore global variables.
24173 (clear_call_clobbered): Likewise.
24174 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
24175 virtual operands sanity check.
24176 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
24178 (TARGET_MEM_REF): Remove TMR_TAG operand.
24179 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
24180 Remove call-clobber related code.
24181 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
24182 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
24183 partitions or escape reason.
24184 (get_single_def_stmt, get_single_def_stmt_from_phi,
24185 get_single_def_stmt_with_phi): Remove.
24186 (dump_referenced_vars): Tidy.
24187 (get_ref_base_and_extent): Allow bare decls.
24188 (collect_dfa_stats): Adjust.
24189 * graphite.c (rename_variables_in_stmt): Adjust.
24190 (graphite_copy_stmts_from_block): Likewise.
24191 (translate_clast): Likewise.
24192 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
24194 (translate_vuse_through_block): Use the oracle.
24195 (phi_translate_1): Adjust.
24196 (value_dies_in_block_x): Use the oracle. Cache the outcome
24198 (valid_in_sets): Check if the VUSE for
24199 a REFERENCE is available.
24200 (eliminate): Do not remove stmts during elimination,
24201 instead queue and remove them afterwards.
24202 (do_pre): Do not rebuild alias info.
24203 (pass_pre): Run TODO_rebuild_alias before PRE.
24204 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
24205 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
24206 (mark_all_v_defs_stmt): Remove.
24207 (mark_all_v_defs_seq): Adjust.
24208 (sra_replace): Likewise.
24209 (scalarize_use): Likewise.
24210 (scalarize_copy): Likewise.
24211 (scalarize_init): Likewise.
24212 (scalarize_ldst): Likewise.
24213 (todoflags): Remove.
24214 (tree_sra): Do not rebuild alias info.
24215 (tree_sra_early): Adjust.
24216 (pass_sra): Run TODO_update_address_taken before SRA.
24217 * tree-predcom.c (set_alias_info): Remove.
24218 (prepare_initializers_chain): Do not call it.
24219 (mark_virtual_ops_for_renaming): Adjust.
24220 (mark_virtual_ops_for_renaming_list): Remove.
24221 (initialize_root_vars): Adjust.
24222 (initialize_root_vars_lm): Likewise.
24223 (prepare_initializers_chain): Likewise.
24224 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24225 (may_propagate_copy_into_stmt): Likewise.
24226 (merge_alias_info): Do nothing for now.
24227 (propagate_tree_value_into_stmt): Adjust.
24228 (stmt_may_generate_copy): Likewise.
24229 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24230 not mark symbols for renaming.
24231 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24232 with the same statement, make sure to update the new pointed-to one.
24233 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24234 call statements, do not mark symbols for renaming.
24235 (mark_operand_necessary): Dump something.
24236 (ref_may_be_aliased): New function.
24237 (mark_aliased_reaching_defs_necessary_1): New helper function.
24238 (mark_aliased_reaching_defs_necessary): Likewise.
24239 (mark_all_reaching_defs_necessary_1): Likewise.
24240 (mark_all_reaching_defs_necessary): Likewise.
24241 (propagate_necessity): Do not process virtual PHIs. For
24242 non-aliased loads mark all reaching definitions as necessary.
24243 For aliased loads and stores mark the immediate dominating
24244 aliased clobbers as necessary.
24245 (visited): New global static.
24246 (perform_tree_ssa_dce): Free visited bitmap after propagating
24248 (remove_dead_phis): Perform simple dead virtual PHI removal.
24249 (remove_dead_stmt): Properly unlink virtual operands when
24251 (eliminate_unnecessary_stmts): Schedule PHI removal after
24253 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24254 (process_replaceable): Likewise.
24255 (find_replaceable_in_bb): Likewise.
24256 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24257 based on the single gimple vop.
24258 (verify_flow_insensitive_alias_info): Remove.
24259 (verify_flow_sensitive_alias_info): Likewise.
24260 (verify_call_clobbering): Likewise.
24261 (verify_memory_partitions): Likewise.
24262 (verify_alias_info): Likewise.
24263 (verify_ssa): Adjust..
24264 (execute_update_addresses_taken): Export. Update SSA
24265 manually. Optimize only when optimizing. Use a local bitmap.
24266 (pass_update_address_taken): Remove TODO_update_ssa, add
24268 (pass_update_address_taken): Just use TODO_update_address_taken.
24269 (init_tree_ssa): Do not initialize addressable_vars.
24270 (verify_ssa): Verify new VUSE / VDEF properties.
24271 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24272 Do not call verify_alias_info.
24273 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24274 Do not free the loaded and stored syms bitmaps. Reset the escaped
24275 and callused solutions. Do not free addressable_vars.
24276 Remove memory-tag related code.
24277 (warn_uninitialized_var): Aliases are always available.
24278 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24279 * lambda-code.c (can_put_in_inner_loop): Adjust.
24280 (can_put_after_inner_loop): Likewise.
24281 (perfect_nestify): Likewise.
24282 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24283 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24284 (vectorizable_conversion): Do not mark symbols for renaming.
24285 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24286 (expand_call_inline): Unlink the calls virtual operands before
24288 (tree_function_versioning): Do not call update_ssa if we are not
24289 updating clones. Simplify.
24290 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24291 (propagate_with_phi): Likewise..
24292 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24293 clobber code. Assert we are not aliased or global.
24294 * tree-flow.h: Include tree-ssa-alias.h
24295 (enum escape_type): Remove.
24296 (struct mem_sym_stats_d): Likewise.
24297 (struct mem_ref_stats_d): Likewise.
24298 (struct gimple_df): Add vop member. Remove global_var,
24299 call_clobbered_vars, call_used_vars, addressable_vars,
24300 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24301 escaped and callused members.
24302 (struct ptr_info_def): Remove all members, add points-to solution
24304 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24305 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24306 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24307 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24308 (tree-ssa-alias.o): Likewise.
24309 (toplev.o): Add tree-ssa-alias.h
24310 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24311 * gimple.c (gimple_set_bb): Fix off-by-one error.
24312 (is_gimple_reg): Do not handle memory tags.
24313 (gimple_copy): Also copy virtual operands.
24314 Delay updating the statement. Do not reset loaded and stored syms.
24315 (gimple_set_stored_syms): Remove.
24316 (gimple_set_loaded_syms): Likewise.
24317 (gimple_call_copy_skip_args): Copy the virtual operands
24318 and mark the new statement modified.
24319 * tree-ssa-structalias.c (may_alias_p): Remove.
24320 (set_uids_in_ptset): Take the alias set to prune with as
24321 parameter. Fold in the alias test of may_alias_p.
24322 (compute_points_to_sets): Compute whether a ptr is dereferenced
24323 in a local sbitmap.
24324 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24325 other ADDRESSOF constraints on the lhs.
24326 (get_constraint_for_component_ref): Assert that we don't get
24327 ADDRESSOF constraints from the base of the reference.
24328 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24329 (struct variable_info): Remove collapsed_to member.
24330 (get_varinfo_fc): Remove.
24331 (new_var_info): Do not set collapsed_to.
24332 (dump_constraint): Do not follow cycles.
24333 (dump_constraint_graph): Likewise.
24334 (build_pred_graph): Likewise.
24335 (build_succ_graph): Likewise.
24336 (rewrite_constraints): Likewise.
24337 (do_simple_structure_copy): Remove.
24338 (do_rhs_deref_structure_copy): Remove.
24339 (do_lhs_deref_structure_copy): Remove.
24340 (collapse_rest_of_var): Remove.
24341 (do_structure_copy): Re-implement.
24342 (pta_stats): New global variable.
24343 (dump_pta_stats): New function.
24344 (struct constraint_expr): Make offset signed.
24345 (UNKNOWN_OFFSET): Define special value.
24346 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24347 (solution_set_expand): New helper function split out from ...
24348 (do_sd_constraint): ... here.
24349 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24350 (do_ds_constraint): Likewise.
24351 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24352 and CALLUSED = *CALLUSED.
24353 (set_union_with_increment): Make inc argument signed.
24354 (type_safe): Remove.
24355 (get_constraint_for_ptr_offset): Handle unknown and negative
24357 (first_vi_for_offset): Handle offsets before start. Bail
24358 out early for offsets beyond the variable extent.
24359 (first_or_preceding_vi_for_offset): New function.
24360 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24361 Together with ESCAPED = *ESCAPED this properly computes reachability.
24362 (find_what_var_points_to): New function.
24363 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24364 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24365 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24366 pt_solutions_intersect): New functions.
24367 (compute_call_used_vars): Remove.
24368 (compute_may_aliases): New main entry into PTA computation.
24369 * gimple.h (gimple_p): New typedef.
24370 (struct gimple_statement_base): Remove references_memory_p.
24371 (struct gimple_statement_with_memory_ops_base): Remove
24372 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24374 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24375 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24376 gimple_set_references_memory): Remove.
24377 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24378 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24380 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24381 (verify_expr): Allow RESULT_DECL.
24382 (gimple_duplicate_bb): Do not copy virtual operands.
24383 (gimple_duplicate_sese_region): Adjust.
24384 (gimple_duplicate_sese_tail): Likewise.
24385 (mark_virtual_ops_in_region): Remove.
24386 (move_sese_region_to_fn): Do not call it.
24387 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24388 and pass_simple_dse.
24389 (execute_function_todo): Handle TODO_update_address_taken,
24390 call execute_update_addresses_taken for TODO_rebuild_alias.
24391 (execute_todo): Adjust.
24392 (execute_one_pass): Init dump files early.
24393 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24395 (create_general_new_stmt): Clear vops.
24396 * tree-ssa-reassoc.c (get_rank): Adjust.
24397 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24398 symbols for renaming.
24399 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24400 (PARAM_AVG_ALIASED_VOPS): Likewise.
24401 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24402 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24403 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24404 (operand_build_cmp, copy_virtual_operands,
24405 create_ssa_artificial_load_stmt, add_to_addressable_set,
24406 gimple_add_to_addresses_taken): Remove public functions.
24407 (unlink_stmt_vdef): New function.
24409 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24411 * config.gcc (powerpc-*-linux*): Merge variants.
24413 2009-04-02 Chao-ying Fu <fu@mips.com>
24414 James Grosbach <james.grosbach@microchip.com>
24416 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24417 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24419 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24420 keep_interrupts_masked_p, use_debug_exception_return_p.
24421 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24422 keep_interrupts_masked, use_debug_exception_return.
24423 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24424 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24426 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24427 (mips_print_operand): Process COP0 registers to print $0 .. $31
24428 correctly for GAS to process.
24429 (mips_interrupt_extra_call_saved_reg_p): New function.
24430 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24432 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24433 (mips_compute_frame_info): Add supports for interrupt context that
24434 includes doubleword accumulators and COP0 registers.
24435 (mips_for_each_saved_acc): New function.
24436 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24437 mips_for_each_saved_reg.
24438 (mips_save_reg): Save accumulators.
24439 (mips_kernel_reg_p): A new for_each_rtx callback.
24440 (mips_expand_prologue): Support interrupt handlers.
24441 (mips_restore_reg): Restore accumulators.
24442 (mips_expand_epilogue): Support interrupt handlers.
24443 (mips_can_use_return_insn): Return false for interrupt handlers.
24444 (mips_epilogue_uses): New function.
24445 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24446 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24447 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24448 cop0_move): New instructions.
24449 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24450 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24452 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24454 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24455 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24456 interrupt handlers, we use K0 as the temporary register.
24457 (EPILOGUE_USES): Change to a function call.
24458 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24459 handlers, we use K0 as the temporary register.
24461 * doc/extend.texi (Function Attributes): Document interrupt,
24462 use_shadow_register_set, keep_interrupts_masked,
24463 use_debug_exception_return for MIPS attributes.
24465 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24467 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24468 Remove a number of t-files from tmake_file.
24469 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24470 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24471 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24472 target_prototype, not TARGET_PROTOTYPE.
24473 (LINK_OS_GNU_SPEC): Define.
24474 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24475 and darwin-ldoubdle.c.
24477 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24480 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24481 (cpp_options): Ditto.
24482 (default_compilers): Ditto.
24483 (display_help): Ditto.
24484 (process_command): Ditto.
24485 (do_spec_1): Ditto.
24486 (set_input): Use lbasename instead of duplicate code.
24487 (save_temps_prefix): New static for -save-temps=obj.
24488 (save_temps_length): Ditto.
24490 * doc/invoke.texi (-save-temps=obj): Document new variant to
24491 -save-temps switch.
24493 2009-04-02 Jeff Law <law@redhat.com>
24495 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24498 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24500 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24501 * configure: Regenerated.
24503 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24505 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24506 share the argument list.
24508 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24512 2009-02-12 Diego Novillo <dnovillo@google.com>
24514 * varpool.c (debug_varpool): New.
24515 * cgraph.h (debug_varpool): Declare.
24517 2009-04-02 Jan Hubicka <jh@suse.cz>
24519 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24522 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24524 * config/i386/i386.c (ix86_abi): Move initialization to ...
24525 (override_options): Here.
24527 2009-04-02 Christian Bruel <christian.bruel@st.com>
24529 * config/sh/sh.c (sh_dwarf_register_span): New function.
24530 (TARGET_DWARF_REGISTER_SPAN): Define.
24531 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24533 2009-04-02 Ira Rosen <irar@il.ibm.com>
24535 PR tree-optimization/39595
24536 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24537 interleaved loads group is not greater than the SLP group size.
24539 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24541 * builtins.c (is_builtin_name): New.
24542 (called_as_built_in): Use is_builtin_name.
24543 * tree.h (is_builtin_name): New.
24544 * varasm.c (incorporeal_function_p): Use is_builtin_name
24546 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24548 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24550 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24553 * c-decl.c (clone_underlying_type): Move this ...
24554 * c-common.c (set_underlying_type): ... here.
24555 Also, make sure the function properly sets TYPE_STUB_DECL() on
24556 the newly created typedef variant type.
24557 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24558 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24561 2009-04-02 Richard Guenther <rguenther@suse.de>
24563 PR tree-optimization/37221
24564 * tree-flow.h (degenerate_phi_result): Declare.
24565 * tree-ssa-dom.c (degenerate_phi_result): Export.
24566 * tree-scalar-evolution.c (analyze_initial_condition): If
24567 the initial condition is defined by a degenerate PHI node
24568 use the degenerate value.
24570 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24572 PR rtl-optimization/39588
24573 * combine.c (merge_outer_ops): Do not set the constant when this
24575 (simplify_shift_const_1): Do not modify it either in this case.
24577 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24579 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24580 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24582 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24585 * c-lex.c (interpret_float): Default (no suffix) is double.
24587 2009-04-1 Xinliang David Li <davidxl@google.com>
24589 * config/i386/i386.c (legitimate_constant_p): Recognize
24590 all one vector constant.
24592 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24594 * config/vax/vax.c: Add #includes to silence warnings.
24595 Change #include order to silence two warnings.
24597 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24599 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24600 (ASM_SPEC): Pass -k to the assembler for PIC code.
24602 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24604 * config.gcc: Add vax-*-linux* to the switch.
24605 * config/vax/linux.h: New file. (TARGET_VERSION,
24606 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24608 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24610 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24611 Use predicate macros instead of GET_CODE() == foo.
24612 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24613 ashlsi3, rotrsi3, <unnamed>): Likewise.
24615 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24617 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24618 jbbccihi, jbbccisi): Remova trailing whitespace.
24619 * config/vax/constraints.md: Likewise.
24620 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24621 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24622 * config/vax/predicates.md: Likewise.
24623 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24624 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24625 * config/vax/vax.h: Likewise.
24626 * config/vax/vax.md (nonlocal_goto): Likewise.
24628 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24630 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24631 (indirectable_address_p, adjacent_operands_p): Add spaces around
24633 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24635 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24637 * config/vax/vax.c (legitimate_constant_address_p,
24638 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24639 index_term_p, reg_plus_index_p, legitimate_address_p,
24640 vax_mode_dependent_address_p): Update comments to match functions
24641 modified by the recent int->bool conversion.
24643 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24645 * config/vax/builtins.md: Update copyright message.
24646 * config/vax/constraints.md: Likewise.
24647 * config/vax/netbsd-elf.h: Likewise.
24648 * config/vax/predicates.md: Likewise.
24649 * config/vax/vax-protos.h: Likewise.
24650 * config/vax/vax.c: Likewise.
24651 * config/vax/vax.h: Likewise.
24652 * config/vax/vax.md: Likewise.
24653 * config/vax/vax.opt: Likewise.
24655 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24657 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24658 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24659 * config/vax/constraints.md (B, R): Likewise.
24660 * config/vax/predicates.md (external_memory_operand,
24661 nonimmediate_addsub_di_operand): Likewise.
24662 * config/vax/vax.c (vax_output_int_add): Likewise.
24663 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24664 untyped_call): Likewise.
24666 2009-04-01 Matt Thomas <matt@3am-software.com>
24668 * config/vax/predicates.md: New file.
24669 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24670 external_const_operand, nonsymbolic_operand, external_memory_operand,
24671 indirect_memory_operand, indexed_memory_operand,
24672 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24673 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24675 * config/vax/constraints.md: New file.
24676 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24678 * config/vax/builtins.md: New file.
24679 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24680 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24682 * config/vax/vax.opt (mqmath): Add option.
24683 * config/vax/vax.md (isfx): Extend with DI.
24684 (VAXintQH, VAXintQHSD): Define.
24685 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24686 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24687 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24688 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24689 (movdi): Update constraints and use vax_output_int_move().
24690 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24691 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24692 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24693 nonlocal_goto): New.
24694 (mov<mode>): Extend accepted operand types.
24695 (subdi3_old): Rename from subdi3, change update constraints and use
24696 a new implementation.
24697 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24698 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24699 MOVE_RATIO, CLEAR_RATIO): Define.
24700 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24701 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24702 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24703 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24704 (split_quadword_operands): Make static and really allow variable
24706 (print_operand_address): Update for PIC generation.
24707 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24708 indexable_address_p, fixup_mathdi_operand,
24709 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24710 (vax_float_literal, legitimate_constant_p,
24711 indirectable_constant_address_p, index_term_p,
24712 reg_plus_index_p): Return bool instead of int.
24713 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24715 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24717 (vax_output_conditional_branch): Indent.
24718 (legitimate_constant_address_p, indirectable_constant_address_p,
24719 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24720 vax_mode_dependent_address_p): Return bool instead of int, update for
24722 * config/vax/vax-protos.h (legitimate_constant_address_p,
24723 legitimate_constant_p, legitimate_address_p,
24724 vax_mode_dependent_address_p): Change declaration to bool.
24725 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24726 vax_expand_addsub_di_operands, vax_output_int_subtract,
24727 vax_output_movmemsi): Declare.
24728 (split_quadword_operands, vax_float_literal): Delete declaration.
24729 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24730 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24731 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24732 ASM_OUTPUT_DWARF_PCREL): Define.
24733 (ASM_SPEC): Change definition to allow PIC generation.
24735 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24737 * doc/sourcebuild.texi: Update front-end requirements.
24739 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24742 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24743 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24744 (booldi3_internal3): Use boolean_or_operator instead of
24747 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24750 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24751 declarator whose size is not an integer constant expression but
24752 folds to an integer constant, then treat it as a constant
24755 2009-04-01 Richard Guenther <rguenther@suse.de>
24757 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24758 i * 4 + 2 to (i * 2 + 1) * 2.
24760 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24763 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24764 return if c_parser_asm_string_literal returned NULL.
24766 2009-04-01 Nick Clifton <nickc@redhat.com>
24768 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24770 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24771 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24772 other typedefs to avoid conflicts with libgcc2.c. Define labels
24773 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24775 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24776 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24779 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24781 * varasm.c (default_function_rodata_section): Declare DOT as
24784 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24785 Andrey Galkin <agalkin@hypercom.com>
24788 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24789 Make object_name unique for each process.
24791 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24794 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24795 addressable variables in the parallel that could go out of scope while
24796 running queued tasks.
24798 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24800 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24801 (CASE_VALUES_THRESHOLD): Redefine.
24802 * config/avr/avr.c (avr_override_options): Remove initialization of
24803 avr_case_values_threshold variable.
24804 (avr_case_values_threshold): Remove variable. Add new function.
24805 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24806 * config/avr/avr.opt (mno-tablejump): Remove option.
24807 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24809 2009-04-01 DJ Delorie <dj@redhat.com>
24811 * varasm.c (default_function_rodata_section): Don't assume
24812 anything about where the first '.' in the section name is.
24814 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24816 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24817 rs6000_emit_stack_tie.
24819 2009-03-31 Ian Lance Taylor <iant@google.com>
24821 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24822 gimple_code with GIMPLE_RESX, not RESX.
24824 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24826 * c-common.c (c_get_ident): New.
24827 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24829 2009-04-01 Ben Elliston <bje@au.ibm.com>
24831 * config/rs6000/sysv4.opt (msdata): Improve option description.
24833 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24835 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24836 (divdf3_internal_lat): Remove.
24837 (divxf3_internal_lat): Remove.
24838 (divxf3_internal_thr): Remove.
24839 (divxf): Use divxf3_internal.
24840 * config/ia64/div.md (divsf3_internal_lat): New.
24841 (divdf3_internal_lat): New.
24842 (divxf3_internal): New.
24844 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24847 * Makefile.in (USE_GCC_STDINT): Define.
24848 (stmp-int-hdrs): Install stdint.h if applicable.
24849 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24851 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24852 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24853 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24854 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24855 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24856 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24857 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24858 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24859 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24860 (c_common_nodes_and_builtins): Initialize
24861 underlying_wchar_type_node. Do not initialize
24862 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24863 nodes for new types.
24864 (c_stddef_cpp_builtins): Define macros for new types.
24865 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24867 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24868 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24869 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24870 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24871 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24872 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24873 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24874 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24875 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24876 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24877 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24878 int16_type_node, int32_type_node, int64_type_node,
24879 uint8_type_node, uint16_type_node, c_uint32_type_node,
24880 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24881 int_least32_type_node, int_least64_type_node,
24882 uint_least8_type_node, uint_least16_type_node,
24883 uint_least32_type_node, uint_least64_type_node,
24884 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24885 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24886 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24887 uintptr_type_node): Define.
24888 * c-cppbuiltin.c (builtin_define_constants,
24889 builtin_define_type_minmax): New.
24890 (builtin_define_stdint_macros): Define more macros.
24891 (c_cpp_builtins): Define more limit macros.
24892 (type_suffix): New.
24893 (builtin_define_type_max): Define in terms of
24894 builtin_define_type_minmax. Remove is_long parameter. All
24896 * config.gcc (use_gcc_stdint): Define.
24897 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24898 Add newlib-stdint.h for generic targets.
24899 * config/glibc-stdint.h, config/newlib-stdint.h,
24900 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24901 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24902 * config/score/score.h (UINTPTR_TYPE): Define.
24903 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24904 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24905 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24906 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24907 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24908 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24909 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24910 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24911 * config/spu/spu.h (STDINT_LONG32): Define.
24912 * configure.ac (use_gcc_stdint): Substitute.
24913 * configure: Regenerate.
24914 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24915 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24916 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24917 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24918 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24919 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24920 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24921 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24922 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24923 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24924 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24925 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24926 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24927 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24928 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24929 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24930 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24931 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24932 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24933 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24934 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24935 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24936 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24937 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24938 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24939 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24940 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24941 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24942 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24944 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24946 * loop-iv.c (suitable_set_for_replacement): Renamed from
24947 simplify_using_assignment; changed to return bool and to accept new
24948 args DEST and SRC. Return true iff we find a source/destination pair
24949 that can be used to make a replacement, and fill SRC and DEST if so.
24950 Remove arg ALTERED. Don't deal with altered regs here. All callers
24952 (simplify_using_initial_values): Deal with altered regs here and track
24953 more precisely the effect they have on the validity of our expression.
24955 * loop-iv.c (simplify_using_condition): A condition of the form
24956 (EQ REG CONST) can be used to simply make a substitution.
24957 (simplify_using_initial_values): Keep track of conditions we have seen
24958 and keep using them to simplify new expressions, while applying the
24959 same substitutions to them as to the expression.
24961 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24962 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24965 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24966 changed. Use this when trying to improve the upper bound.
24967 Generate the comparison by using simplify_gen_relational.
24969 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24971 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24973 (simplify_using_assignment, simplify_using_initial_values): Call
24974 replace_in_expr to make replacements. Call replace_single_def_regs
24975 once on the initial version of the expression.
24977 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24980 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24982 2009-03-31 Richard Guenther <rguenther@suse.de>
24984 PR middle-end/31029
24985 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24986 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24988 2009-03-31 Richard Guenther <rguenther@suse.de>
24990 * tree.h (div_if_zero_remainder): Declare.
24991 * fold-const.c (div_if_zero_remainder): Export.
24992 * tree-ssa-forwprop.c
24993 (forward_propagate_addr_into_variable_array_index): Handle
24994 constant array index addition outside of the variable index.
24996 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24999 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
25000 define_splits, floatunssi<mode>2): Require x87 conversions from
25001 DImode to be permitted.
25003 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25005 PR preprocessor/15638
25006 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25008 2009-03-31 Richard Guenther <rguenther@suse.de>
25010 PR middle-end/23401
25011 PR middle-end/27810
25012 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25013 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25014 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25015 a separate statement.
25016 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25017 (lookup_tmp_var): Likewise.
25018 (is_gimple_formal_tmp_or_call_rhs): Remove.
25019 (is_gimple_reg_or_call_rhs): Rename to ...
25020 (is_gimple_reg_rhs_or_call): ... this.
25021 (is_gimple_mem_or_call_rhs): Rename to ...
25022 (is_gimple_mem_rhs_or_call): ... this.
25023 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25024 DECL_GIMPLE_REG_P only if is_formal is true.
25025 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25026 for non-proper post-modify expression gimplification.
25027 (gimplify_self_mod_expr): For post-modify expressions gimplify
25028 the lvalue to a minimal lvalue.
25029 (rhs_predicate_for): Remove formal temp case.
25030 (gimplify_modify_expr_rhs): Likewise.
25031 (gimplify_addr_expr): Use is_gimple_reg.
25032 (gimplify_expr): Remove formal temp cases.
25033 (gimple_regimplify_operands): Likewise.
25034 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25035 and FILTER_EXPR like constants.
25036 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25038 (is_gimple_formal_tmp_rhs): Remove.
25039 (is_gimple_reg_rhs): Remove special casing.
25040 (is_gimple_mem_rhs): Fix.
25041 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25042 (is_gimple_formal_tmp_var): Remove.
25043 (is_gimple_formal_tmp_reg): Likewise.
25044 (is_gimple_min_lval): Allow invariant component ref parts.
25045 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25046 is_gimple_formal_tmp_reg): Remove declarations.
25047 * tree-cfg.c (verify_expr): Verify that variables with address
25048 taken do not have DECL_GIMPLE_REG_P set.
25049 * tree-mudflap.c (mf_build_check_statement_for): Use
25050 force_gimple_operand instead of gimplify_expr.
25052 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
25054 * modulo-sched.c (sms_schedule_by_order): Pass the actual
25055 schedulable rows to compute_split_row.
25057 2009-03-31 Ben Elliston <bje@au.ibm.com>
25060 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
25063 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25065 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
25066 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
25067 * configure: Regenerate.
25068 * config.in: Regenerate.
25069 * config/rs6000/rs6000.opt (mtls-markers): Add.
25070 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
25071 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
25072 (tls_ld_aix, tls_ld_sysv): Likewise.
25073 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
25074 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
25076 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25078 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
25080 2009-03-30 Jan Hubicka <jh@suse.cz>
25082 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
25084 (tree_remove_unreachable_handlers): Cleanup EH predecestor
25085 detection and label handling.
25087 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25089 * ira-int.h (ira_allocno): Rename left_conflicts_num to
25090 left_conflicts_size.
25091 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
25092 ALLOCNO_LEFT_CONFLICTS_SIZE.
25094 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
25095 remove_allocno_from_bucket_and_push,
25096 allocno_spill_priority_compare, push_allocnos_to_stack,
25097 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25098 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
25099 (setup_allocno_left_conflicts_num): Ditto. Rename to
25100 setup_allocno_left_conflicts_size.
25101 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25102 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
25103 setup_allocno_left_conflicts_size instead of
25104 setup_allocno_left_conflicts_num.
25106 * ira-build.c (ira_create_allocno): Use
25107 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
25108 ALLOCNO_LEFT_CONFLICTS_NUM.
25110 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25112 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25113 instead of DF_LR_OUT.
25115 * ira-lives.c (process_bb_node_lives): Ditto.
25117 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25118 instead of DF_LR_{OUT,IN}.
25120 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25122 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25124 2009-03-30 Jan Hubicka <jh@suse.cz>
25126 * except.c (label_to_region_map): Fix thinko.
25128 2009-03-30 Steve Ellcey <sje@cup.hp.com>
25130 PR middle-end/38237
25131 * tree.h (tree_find_value): New declaration.
25132 * tree.c (tree_find_value): New function.
25133 * varasm.c (assemble_external): Avoid duplicate entries on lists.
25135 2009-03-30 Jakub Jelinek <jakub@redhat.com>
25138 * c-decl.c (struct c_binding): Add locus field.
25139 (bind): Add locus argument, set locus field from it.
25140 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
25141 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
25142 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
25143 implicitly_declare, undeclared_variable, lookup_label,
25144 declare_label, c_make_fname_decl, c_builtin_function,
25145 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
25148 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
25151 * config/i386/i386.c (classify_argument): Check total size of
25154 2009-03-30 Martin Jambor <mjambor@suse.cz>
25156 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
25157 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
25158 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
25161 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
25162 seen_variable_array_ref while also traversing a union.
25164 * tree-inline.c (optimize_inline_calls): Do not call
25165 cgraph_node_remove_callees.
25166 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
25167 (pass_remove_cgraph_callee_edges): New variable.
25168 * passes.c (init_optimization_passes): Add
25169 pass_remove_cgraph_callee_edges after early inlining and before all
25170 late intraprocedural passes.
25172 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
25174 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25176 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
25177 Fix typos in names.
25179 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25181 * combine.c (simplify_comparison): Use have_insn_for.
25182 * dojump.c (do_jump): Likewise.
25184 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25186 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
25187 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
25188 sparc_compare_op0 like sparc_compare_emitted used to be handled.
25189 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
25190 instead of sparc_compare_emitted.
25191 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
25192 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
25193 instead of sparc_compare_emitted.
25195 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25197 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
25198 enter/exit cfglayout mode.
25199 (pass_partition_block): Require it.
25200 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
25201 (combine_instructions): Track basic blocks instead of labels.
25202 (update_cfg_for_uncondjump): New.
25203 (try_combine): Use it. Update jumps after rescanning.
25204 (pass_combine): Require PROP_cfglayout.
25205 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
25207 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25209 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
25210 Provide/destroy PROP_cfglayout respectively.
25211 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
25212 * tree-pass.h (PROP_cfglayout): New.
25214 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25216 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25217 fold_convert_const_fixed_from_fixed,
25218 fold_convert_const_fixed_from_int,
25219 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25220 set TREE_CONSTANT_OVERFLOW.
25221 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25222 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25224 2009-03-30 Ira Rosen <irar@il.ibm.com>
25226 * tree-vect-loop-manip.c: New file.
25227 * tree-vectorizer.c: Update documentation and included files.
25228 (vect_loop_location): Make extern.
25229 (rename_use_op): Move to tree-vect-loop-manip.c
25230 (rename_variables_in_bb, rename_variables_in_loop,
25231 slpeel_update_phis_for_duplicate_loop,
25232 slpeel_update_phi_nodes_for_guard1,
25233 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25234 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25235 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25236 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25237 find_loop_location): Likewise.
25238 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25239 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25240 get_vectype_for_scalar_type, vect_is_simple_use,
25241 supportable_widening_operation, supportable_narrowing_operation):
25243 (bb_in_loop_p): Move to tree-vect-loop.c.
25244 (new_loop_vec_info, destroy_loop_vec_info,
25245 reduction_code_for_scalar_code, report_vect_op,
25246 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25247 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25248 (vect_supportable_dr_alignment): Likewise.
25249 * tree-vectorizer.h (tree-data-ref.h): Include.
25250 (vect_loop_location): Declare.
25251 Reorganize function declarations according to the new file structure.
25252 * tree-vect-loop.c: New file.
25253 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25254 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25255 * tree-vect-data-refs.c: New file.
25256 * tree-vect-patterns.c (timevar.h): Don't include.
25257 * tree-vect-stmts.c: New file.
25258 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25259 tree-vect-slp.c, tree-vect-loop.c.
25260 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25261 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25262 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25263 (tree-vect-analyze.o): Remove.
25264 (tree-vect-transform.o): Likewise.
25265 (tree-vect-data-refs.o): Add rule.
25266 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25267 tree-vect-slp.o): Likewise.
25268 (tree-vect-patterns.o): Remove redundant dependencies.
25269 (tree-vectorizer.o): Likewise.
25270 * tree-vect-slp.c: New file.
25272 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25274 * optc-gen.awk: Warn if an option flag has multiple different
25277 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25279 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25280 -floop-block): Document dependences on PPL, CLooG and Graphite.
25282 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25284 PR rtl-optimization/323
25285 * c-common.c (c_fully_fold, convert_and_check,
25286 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25287 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25288 * c-common.def (EXCESS_PRECISION_EXPR): New.
25289 * c-cppbuiltin.c (builtin_define_float_constants): Define
25290 constants with enough digits for long double.
25291 * c-lex.c (interpret_float): Interpret constant with excess
25292 precision where appropriate.
25293 * c-opts.c (c_common_post_options): Set
25294 flag_excess_precision_cmdline. Give an error for
25295 -fexcess-precision=standard for C++ for processors where the
25296 option is significant.
25297 * c-parser.c (c_parser_conditional_expression): Handle excess
25298 precision in condition.
25299 * c-typeck.c (convert_arguments): Handle arguments with excess
25301 (build_unary_op): Move excess precision outside operation.
25302 (build_conditional_expr): Likewise.
25303 (build_compound_expr): Likewise.
25304 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25305 (build_modify_expr): Handle excess precision in RHS.
25306 (convert_for_assignment): Handle excess precision in converted
25308 (digest_init, output_init_element, process_init_element): Handle
25309 excess precision in initializer.
25310 (c_finish_return): Handle excess precision in return value.
25311 (build_binary_op): Handle excess precision in operands and add
25312 excess precision as needed for operation.
25313 * common.opt (-fexcess-precision=): New option.
25314 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25315 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25316 For standard excess precision, output explicit conversion to and
25317 truncation from XFmode.
25318 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25319 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25320 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25321 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25322 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25323 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25324 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25325 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25326 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25327 define_splits, sqrt<mode>2): Disable where appropriate for
25328 standard excess precision.
25329 * convert.c (convert_to_real): Do not shorten arithmetic to type
25330 for which excess precision would be used.
25331 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25332 * doc/invoke.texi (-fexcess-precision=): Document option.
25333 (-mfpmath=): Correct index entry.
25334 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25335 flag_excess_precision): New.
25336 * langhooks.c (lhd_post_options): Set
25337 flag_excess_precision_cmdline.
25338 * opts.c (common_handle_option): Handle -fexcess-precision=.
25339 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25340 init_excess_precision): New.
25341 (lang_dependent_init_target): Call init_excess_precision.
25342 * tree.c (excess_precision_type): New.
25343 * tree.h (excess_precision_type): Declare.
25345 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25348 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25349 non-lvalue to component.
25351 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25353 PR preprocessor/34695
25354 * Makefile.in (c-opts.o): Depend on c-tree.h.
25355 * c-common.c: Move down include of diagnostic.h.
25356 (done_lexing, c_cpp_error): New.
25357 * c-common.h (done_lexing): Declare.
25358 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25360 * c-opts.c: Include c-tree.h.
25361 (c_common_init_options): Set preprocessor error callback.
25362 (c_common_handle_option): Do not set preprocessor
25363 inhibit_warnings, warnings_are_errors, warn_system_headers,
25364 pedantic_errors or inhibit_warnings flags.
25365 (c_common_post_options): Do not check cpp_errors (parse_in).
25366 (c_common_finish): Do not output dependencies if there were
25367 errors. Do not check return value of cpp_finish.
25368 * c-ppoutput.c (pp_file_change): Set input_location.
25369 * c-tree.h (c_cpp_error): Declare.
25370 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25372 (diagnostic_build_prefix): Check override_column.
25373 * diagnostic.h (diagnostic_info): Add override_column field.
25374 (diagnostic_override_column): Define.
25376 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25378 * c-common.c (c_expand_expr, c_staticp): Remove.
25379 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25380 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25381 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25382 * c-gimplify.c (gimplify_compound_literal_expr,
25383 optimize_compound_literals_in_ctor): Remove.
25384 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25385 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25386 * c-semantics.c (emit_local_var): Remove.
25388 * langhooks-def.h (lhd_expand_expr): Remove.
25389 * langhooks.c (lhd_expand_expr): Remove.
25390 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25392 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25393 handling from c-semantics.c; don't call into langhook.
25394 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25395 * gimplify.c (gimplify_compound_literal_expr,
25396 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25397 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25398 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25399 as was done in c-gimplify.c.
25400 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25401 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25402 Move from c-common.h.
25403 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25405 * tree.c (staticp): Do not call langhook.
25406 * langhooks.c (lhd_staticp): Delete.
25407 * langhooks-def.h (lhd_staticp): Delete prototype.
25408 (LANG_HOOKS_STATICP): Delete.
25409 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25411 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25412 instead of DECL_STMTs.
25414 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25422 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25424 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25425 contained expression.
25426 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25427 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25428 conditional expressions for C.
25429 (decl_constant_value_for_optimization): Move from
25430 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25431 whether optimizing and that the expression is a VAR_DECL not of
25432 array type instead of doing such checks in the caller. Do not
25433 check pedantic. Call gcc_unreachable for C++.
25434 * c-common.def (C_MAYBE_CONST_EXPR): New.
25435 * c-common.h (c_fully_fold, c_save_expr,
25436 decl_constant_value_for_optimization): New prototypes.
25437 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25438 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25439 EXPR_INT_CONST_OPERANDS): Define.
25440 * c-convert.c (convert): Strip nops from expression.
25441 * c-decl.c (groktypename): Take extra parameters expr and
25442 expr_const_operands. Update call to grokdeclarator.
25443 (start_decl): Update call to grokdeclarator. Add statement for
25444 expressions used in type of decl.
25445 (grokparm): Update call to grokdeclarator.
25446 (push_parm_decl): Update call to grokdeclarator.
25447 (build_compound_literal): Add parameter non_const and build a
25448 C_MAYBE_COSNT_EXPR if applicable.
25449 (grokdeclarator): Take extra parameters expr and
25450 expr_const_operands. Track expressions used in declaration
25451 specifiers and declarators. Fold array sizes and track whether
25452 they are constant expressions and whether they are integer
25453 constant expressions.
25454 (parser_xref_tag): Set expr and expr_const_operands fields in
25456 (grokfield): Update call to grokdeclarator.
25457 (start_function): Update call to grokdeclarator.
25458 (build_null_declspecs): Set expr and expr_const_operands fields in
25460 (declspecs_add_type): Handle expressions in typeof specifiers.
25461 * c-parser.c (c_parser_declspecs): Set expr and
25462 expr_const_operands fields for declaration specifiers.
25463 (c_parser_enum_specifier): Likewise.
25464 (c_parser_struct_or_union_specifier): Likewise.
25465 (c_parser_typeof_specifier): Likewise. Update call to
25466 groktypename. Fold expression as needed. Return expressions with
25467 type instead of adding statements.
25468 (c_parser_attributes): Update calls to c_parser_expr_list.
25469 (c_parser_statement_after_labels): Fold expression before passing
25470 to objc_build_throw_stmt.
25471 (c_parser_condition): Fold expression.
25472 (c_parser_asm_operands): Fold expression.
25473 (c_parser_conditional_expression): Use c_save_expr. Update call
25474 to build_conditional_expr.
25475 (c_parser_alignof_expression): Update call to groktypename.
25476 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25477 original_code. Fold expression argument of va_arg. Create
25478 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25479 argument to va_arg. Update calls to groktypename. Fold array
25480 index for offsetof. Verify that first argument to
25481 __builtin_choose_expr has integer type.
25482 (c_parser_postfix_expression_after_paren_type): Update calls to
25483 groktypename and build_compound_literal. Handle expressions with
25484 side effects in type name.
25485 (c_parser_postfix_expression_after_primary): Update call to
25486 c_parser_expr_list. Set original_code for calls to
25487 __builtin_constant_p.
25488 (c_parser_expr_list): Take extra parameter fold_p. Fold
25489 expressions if requested.
25490 (c_parser_objc_type_name): Update call to groktypename.
25491 (c_parser_objc_synchronized_statement): Fold expression.
25492 (c_parser_objc_receiver): Fold expression.
25493 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25494 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25495 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25496 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25497 (struct c_typespec): Add elements expr and expr_const_operands.
25498 (struct c_declspecs): Add elements expr and expr_const_operands.
25499 (groktypename, build_conditional_expr, build_compound_literal):
25501 (in_late_binary_op): Declare.
25502 * c-typeck.c (note_integer_operands): New function.
25503 (in_late_binary_op): New variable.
25504 (decl_constant_value_for_broken_optimization): Move to c-common.c
25505 and rename to decl_constant_value_for_optimization.
25506 (default_function_array_conversion): Do not strip nops.
25507 (default_conversion): Do not call
25508 decl_constant_value_for_broken_optimization.
25509 (build_array_ref): Do not fold result.
25510 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25511 result when operand is a VLA.
25512 (c_expr_sizeof_type): Update call to groktypename. Handle
25513 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25514 result when operand names a VLA type.
25515 (build_function_call): Update call to build_compound_literal.
25516 Only fold result for calls to __builtin_* functions. Strip
25517 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25518 the function designator.
25519 (convert_arguments): Fold arguments. Update call to
25520 convert_for_assignment.
25521 (build_unary_op): Handle increment and decrement of
25522 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25523 decrement earlier. Fold operand of increment and decrement.
25524 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25525 built for integer operand. Wrap returns that are INTEGER_CSTs
25526 without being integer constant expressions or that have integer
25527 constant operands without being INTEGER_CSTs.
25528 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25529 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25530 result is an integer constant expression or can be used in
25531 unevaluated parts of one and avoid folding and wrap as
25532 appropriate. Fold operands before possibly doing -Wsign-compare
25534 (build_compound_expr): Wrap result for C99 if operands can be used
25535 in integer constant expressions.
25536 (build_c_cast): Update call to digest_init. Do not ignore
25537 overflow from casting floating-point constants to integers. Wrap
25538 results that could be confused with integer constant expressions,
25539 null pointer constants or floating-point constants.
25540 (c_cast_expr): Update call to groktypename. Handle expressions
25541 included in type name.
25542 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25543 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25544 Update calls to convert_for_assignment.
25545 (convert_for_assignment): Take new parameter
25546 null_pointer_constant. Do not strip nops or call
25547 decl_constant_value_for_broken_optimization. Set
25548 in_late_binary_op for conversions to boolean.
25549 (store_init_value): Update call to digest_init.
25550 (digest_init): Take new parameter null_pointer_constant. Do not
25551 call decl_constant_value_for_broken_optimization. pedwarn for
25552 initializers not constant expressions. Update calls to
25553 convert_for_assignment.
25554 (constructor_nonconst): New.
25555 (struct constructor_stack): Add nonconst element.
25556 (really_start_incremental_init, push_init_level, pop_init_level):
25557 Handle constructor_nonconst and nonconst element.
25558 (set_init_index): Call constant_expression_warning for array
25560 (output_init_element): Fold value. Set constructor_nonconst as
25561 applicable. pedwarn for initializers not constant expressions.
25562 Update call to digest_init. Call constant_expression_warning
25563 where constant initializers are required.
25564 (process_init_element): Use c_save_expr.
25565 (c_finish_goto_ptr): Fold expression.
25566 (c_finish_return): Fold return value. Update call to
25567 convert_for_assignment.
25568 (c_start_case): Fold switch expression.
25569 (c_process_expr_stmt): Fold expression.
25570 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25571 ensure statement expression is not evaluated in constant expression.
25572 (build_binary_op): Track whether results are integer constant
25573 expressions or may occur in such, disable folding and wrap results
25574 as applicable. Fold operands for -Wsign-compare warnings unless
25576 (c_objc_common_truthvalue_conversion): Handle results folded to
25577 integer constants that are not integer constant expressions.
25578 * doc/extend.texi: Document when typeof operands are evaluated,
25579 that condition of __builtin_choose_expr is an integer constant
25580 expression, and more about use of __builtin_constant_p in
25583 2009-03-29 Richard Guenther <rguenther@suse.de>
25585 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25586 propagate addresses of array references.
25588 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25590 * regmove.c (perhaps_ends_bb_p): Remove.
25591 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25592 from INSN and check that the main loop stays within that basic block.
25593 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25594 (regmove_forward_pass): Split out from regmove_optimize. Use
25595 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25596 (regmove_backward_pass): Split out from regmove_optimize. Use
25597 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25598 (regmove_optimize): Simplify.
25600 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25603 * config/i386/i386.c (classify_argument): Ignore flexible array
25604 member in struct and warn ABI change.
25606 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25608 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25610 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25611 (ix86_adjust_cost): Updated.
25613 2009-03-29 Jan Hubicka <jh@suse.cz>
25615 PR middle-end/28850
25616 * tree-pass.h (pass_cleanup_eh): New function.
25617 (remove_unreachable_regions): Break code handling RTL
25618 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25619 that can not be reached by runtime.
25620 (can_be_reached_by_runtime): New function.
25621 (label_to_region_map): New function.
25622 (num_eh_regions): New function.
25623 (rtl_remove_unreachable_regions): New function.
25624 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25625 (remove_eh_region): New function.
25626 * except.h: Include sbitmap and vecprim.
25627 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25628 num_eh_regions): Declare.
25629 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25630 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25631 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25632 (tree_empty_eh_handler_p): New function.
25633 (cleanup_empty_eh): New function.
25634 (cleanup_eh): New function.
25635 (pass_cleanup_eh): New function.
25637 2009-03-29 Jan Hubicka <jh@suse.cz>
25639 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25640 for removed regions.
25642 2009-03-29 Jan Hubicka <jh@suse.cz>
25644 * except.c (dump_eh_tree): Dump all datastructures.
25646 2009-03-29 Jan Hubicka <jh@suse.cz>
25648 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25649 (duplicate_eh_regions_1): Likewise.
25650 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25651 vector; call EH verification.
25652 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25653 Be ready for region being removed.
25655 2009-03-29 Jan Hubicka <jh@suse.cz>
25657 * bitmap.c (bitmap_last_set_bit): New function.
25658 * bitmap.h (bitmap_last_set_bit): Declare.
25660 2009-03-29 David Ayers <ayers@fsfe.org>
25663 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25664 by calling objc_compare_types and surpress warnings about
25665 incompatible C pointers that are compatible ObjC pointers.
25667 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25669 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25670 call initialize_inline_failed.
25671 (initialize_inline_failed): Move it from here ...
25672 * cgraph.c (initialize_inline_failed): ... to here.
25673 (cgraph_create_edge): Call initialize_inline_failed rather than
25674 setting inline_failed directly.
25676 2009-03-29 Ben Elliston <bje@au.ibm.com>
25679 * sysv4.opt (msdata): Improve comment.
25680 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25681 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25683 2009-03-29 Ben Elliston <bje@au.ibm.com>
25686 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25687 load and store attributes.
25689 2009-03-29 Ben Elliston <bje@au.ibm.com>
25691 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25692 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25693 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25694 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25695 __builtin_infq and __builtin_huge_valq.
25697 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25699 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25701 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25702 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25704 2009-03-28 Xinliang David Li <davidxl@google.com>
25706 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25707 (do_dbg_cnt): New function.
25709 2009-03-28 Jan Hubicka <jh@suse.cz>
25711 Merge from pretty-ipa:
25713 2009-03-27 Jan Hubicka <jh@suse.cz>
25715 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25716 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25717 * passes.c (function_called_by_processed_nodes_p): New.
25718 * ipa-pure-const.c (check_call): Fix handling of operands.
25719 (analyze_function): Dump debug output for skipped bodies.
25720 (local_pure_const): Use function_called_by_processed_nodes_p.
25721 * dwarf2out.c (reference_to_unused): Use output.
25722 * passes.c (do_per_function_toporder): Likewise.
25724 2008-11-12 Jan Hubicka <jh@suse.cz>
25726 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25727 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25728 state_set_in_source enum
25729 (check_decl): Ignore memory tags; do not set fake looping flags;
25731 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25732 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25733 (check_call, analyze_function): Rewrite.
25735 (add_new_function): Update call of analyze_function.
25736 (generate_summary): Add call of analyze_function.
25737 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25738 (local_pure_const): New function.
25739 (pass_local_pure_const): New pass.
25740 * ipa-inline.c (inline_transform): Set after_inlining.
25741 * tree-eh.c (stmt_can_throw_external): New.
25742 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25743 work with aliasing built.
25744 * tree-flow.h (stmt_can_throw_external): New.
25745 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25746 and local pure/const pass in early and late optimization queue.
25748 2009-03-28 Martin Jambor <mjambor@suse.cz>
25750 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25752 (fold_binary): Allow function decl aligment consideration is the
25753 second argument is integer constant one.
25754 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25755 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25756 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25758 2009-03-28 Jan Hubicka <jh@suse.cz>
25760 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25761 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25762 * function.h (rtl_data): Add nothrow flag.
25763 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25764 set DECL_NOTHROW for AVAILABLE functions.
25766 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25768 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25769 following vector keyword has expansion starting with pixel or bool
25770 keyword, expand vector to __vector and pixel or bool to __pixel or
25774 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25775 warn_if_disallowed_function_p): Removed.
25776 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25777 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25778 warning_if_disallowed_function_p.
25779 * flags.h (warn_if_disallowed_function_p,
25780 warn_disallowed_functions): Removed.
25781 * common.opt (Wdisallowed-function-list=): Removed.
25782 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25784 2009-03-28 Richard Guenther <rguenther@suse.de>
25786 PR tree-optimization/38723
25787 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25790 2009-03-28 Jan Hubicka <jh@suse.cz>
25792 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25793 test introduced by my previous patch.
25795 2009-03-28 Richard Guenther <rguenther@suse.de>
25797 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25798 the PHIs value undefined.
25800 2009-03-28 Jan Hubicka <jh@suse.cz>
25802 * tree-pass.h (pass_fixup_cfg): New pass.
25803 * ipa-inline.c (inline_transform): Set
25804 always_inline_functions_inlined/after_inlining.
25805 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25806 (pass_fixup_cfg): New pass.
25807 * passes.c (init_optimization_passes): Add fixup_cfg.
25809 2009-03-28 Richard Guenther <rguenther@suse.de>
25811 PR tree-optimization/38458
25812 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25813 argument use the arguments copy-of value.
25815 2009-03-28 Richard Guenther <rguenther@suse.de>
25817 PR tree-optimization/38180
25818 * tree-ssa-ccp.c (get_default_value): Simplify.
25819 (likely_value): Likewise.
25820 (surely_varying_stmt_p): Properly handle VOP case.
25821 (ccp_initialize): Likewise.
25822 (ccp_fold): Handle propagating through *&.
25823 (fold_const_aggregate_ref): Also handle decls.
25825 2009-03-28 Jan Hubicka <jh@suse.cz>
25827 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25828 * cgraph.h (cgraph_node): Likewise.
25829 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25830 (cgraph_reset_node): Use process flag.
25831 (cgraph_mark_functions_to_output): Likewise.
25832 (cgraph_expand_function): Likewise.
25833 (cgraph_expand_all_functions): Likewise.
25834 (cgraph_output_in_order): Likewise.
25835 * dwarf2out.c (reference_to_unused): Likewise.
25836 * passes.c do_per_function_toporder): Likewise.
25838 2009-03-28 Jan Hubicka <jh@suse.cz>
25840 Bring from lto-branch:
25842 2008-09-03 Doug Kwan <dougkwan@google.com>
25844 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25845 enums instead of reason strings.
25846 * cgraph.c (cgraph_create_edge): Same.
25847 (cgraph_inline_failed_string): New function.
25848 * cgraph.h (cgraph_inline_failed_t): New enum type.
25849 (cgraph_inline_failed_string): New prototype.
25850 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25851 char pointer to cgraph_inline_failed_t.
25852 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25853 (cgraph_default_inline_p): Ditto.
25854 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25855 to cgraph_inline_failed_t pointer.
25856 * cif-code.def: New file.
25857 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25859 (cgraph_check_inline_limits): Change type of REASON to pointer to
25860 cgraph_inline_failed_t. Replace reason strings with enums.
25861 (cgraph_default_inline_p): Ditto.
25862 (cgraph_recursive_inlining_p): Ditto.
25863 (update_caller_keys): Change type of FAILED_REASON to
25864 cgraph_inline_failed_t.
25865 (cgraph_set_inline_failed): Change type of REASON to pointer to
25866 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25867 convert enums to strings for text output.
25868 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25869 to be of type cgraph_inline_failed_t. Replace reason strings with
25870 enums. Call cgraph_inline_failed_string to covert enums
25871 to strings for text output.
25872 (cgraph_decide_inlining): Replace reason strings with enums.
25873 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25874 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25876 * tree-inline.c (expand_call_inline): Change type of REASON
25877 to cgraph_inline_failed_t. Replace reason strings with enums.
25878 Call cgraph_inline_failed_string for text output.
25879 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25882 2009-03-28 Jan Hubicka <jh@suse.cz>
25884 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25885 cgraph_clone_node): Remove master clone handling.
25886 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25887 * cgraph.h (master_clone): Remove.
25888 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25889 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25890 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25892 2009-03-28 Jan Hubicka <jh@suse.cz>
25894 * cgraph.c (cgraph_function_body_availability): Functions declared
25895 inline are always safe to assume that it is not going to be replaced.
25897 2009-03-28 Richard Guenther <rguenther@suse.de>
25899 PR tree-optimization/38513
25900 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25902 EXC_PTR_EXPR and FILTER_EXPR.
25903 (get_ref_from_reference_ops): Likewise.
25905 2009-03-28 Richard Guenther <rguenther@suse.de>
25907 PR tree-optimization/38968
25908 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25909 Use FLOOR_MOD_EXPR to compute misalignment.
25911 2009-03-28 Richard Guenther <rguenther@suse.de>
25913 PR tree-optimization/37795
25914 * tree.h (combine_comparisons): Declare.
25915 * fold-const.c (combine_comparisons): Export.
25916 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25918 (ifcombine_iforif): Use combine_comparisons.
25920 2009-03-28 Jan Hubicka <jh@suse.cz>
25922 * tree-eh.c (inlinable_call_p): New function.
25923 (make_eh_edges): Use it.
25924 (verify_eh_edges): Use it.
25925 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25926 * except.c (reachable_next_level): Add inlinable_function argument
25927 (sjlj_find_directly_reachable_regions): Update.
25928 (add_reachable_handler): Do not set saw_any_handlers.
25929 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25930 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25931 Add new inlinable call parameter.
25932 (can_throw_internal, can_throw_external): Update.
25933 * except.h (can_throw_internal_1, can_throw_external_1,
25934 foreach_reachable_handler): Update declaration.
25936 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25938 * config/arm/t-arm-coff, config/h8300/coff.h,
25939 config/i386/i386-aout.h, config/i386/i386-coff.h,
25940 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25941 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25942 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25943 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25944 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25945 sys-types.h: Remove.
25946 * Makefile.in: Remove protoize and fixproto support and references
25948 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25949 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25951 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25952 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25953 unprotoize$(exeext).
25954 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25955 (.PHONY): Don't depend on proto.
25956 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25957 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25958 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25959 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25960 build/gen-protos.o, build/scan.o, xsys-protos.h,
25961 build/fix-header$(build_exeext), build/fix-header.o,
25962 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25963 stmp-install-fixproto): Remove.
25964 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25965 SYSCALLS.c or fixproto files.
25966 (install-common): Don't install protoize.
25967 (install-headers-tar, install-headers-cpio, install-headers-cp):
25968 Don't depend on $(STMP_FIXPROTO).
25969 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25970 install fixproto files or write out fixproto settings.
25971 (uninstall): Don't uninstall protoize.
25972 * config.gcc (use_fixproto): Remove.
25973 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25974 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25975 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25976 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25977 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25978 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25979 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25980 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25981 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25982 * config/t-vxworks (STMP_FIXPROTO): Remove.
25983 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25984 STMP_FIXPROTO): Remove.
25985 * config.in, configure: Regenerate.
25986 * crtstuff.c (gid_t, uid_t): Don't undefine.
25987 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25988 (arm-*-coff, arm-*-aout: Remove target entries.
25989 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25990 Remove mention of AIX 4.1.
25991 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25992 * doc/invoke.texi (Running Protoize): Remove.
25993 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25994 (Protoize Caveats): Remove.
25995 * tsystem.h: Update comments on headers assumed to exist.
25997 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25999 * genautomata.c: Add a new year to the copyright. Add a new
26001 (struct insn_reserv_decl): Add comments for member bypass_list.
26002 (find_bypass): Remove.
26003 (insert_bypass): New.
26004 (process_decls): Use insert_bypass.
26005 (output_internal_insn_latency_func): Output all bypasses with the
26006 same input insn in one switch case.
26008 * rtl.def (define_bypass): Describe bypass choice.
26009 * doc/md.texi (define_bypass): Ditto.
26011 2009-03-27 Richard Guenther <rguenther@suse.de>
26013 * gimplify.c (mark_addressable): Export.
26014 * tree-flow.h (mark_addressable): Declare.
26015 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26016 * tree-ssa.c (verify_phi_args): Verify that address taken
26017 variables have TREE_ADDRESSABLE set.
26019 2009-03-27 Richard Guenther <rguenther@suse.de>
26021 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26022 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26023 Do not mark decls TREE_ADDRESSABLE.
26024 (build_fold_addr_expr): Adjust.
26025 (fold_addr_expr): Remove.
26026 (fold_unary): Use build_fold_addr_expr.
26027 (fold_comparison): Likewise.
26028 (split_address_to_core_and_offset): Likewise.
26029 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26031 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26032 (gimplify_modify_expr_to_memcpy): Mark source and destination
26034 * omp-low.c (create_omp_child_function): Mark the object decl
26036 (lower_rec_input_clauses): Mark the var we take the address of
26038 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26040 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26042 PR middle-end/39315
26043 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26044 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26046 2009-03-27 Richard Guenther <rguenther@suse.de>
26048 PR tree-optimization/39120
26049 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26051 (handle_lhs_call): Process return constraints. Add escape
26052 constraints if necessary.
26053 (handle_const_call): Fill out return constraints. Make nested
26054 case more precise. Avoid consttmp if possible.
26055 (handle_pure_call): Fill out return constraints. Avoid
26056 callused if possible.
26057 (find_func_aliases): Simplify call handling.
26059 2009-03-27 Richard Guenther <rguenther@suse.de>
26061 PR tree-optimization/39120
26062 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
26063 as a representative.
26064 (solve_graph): Do propagate CALLUSED.
26065 (handle_pure_call): Use a scalar constraint from CALLUSED for
26067 (find_what_p_points_to): CALLUSED shall not appear in poins-to
26070 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26073 * c-common.c (handle_aligned_attribute): Properly check alignment
26074 overflow. Use (1U << i) instead of (1 << i).
26076 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
26078 * expr.h (get_mem_align_offset): Updated.
26080 * tree.h (tree_decl_common): Change align to "unsigned int" and
26081 move it before pointer_alias_set.
26083 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26084 Jakub Jelinek <jakub@redhat.com>
26087 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
26088 gr_register_operand with gr_reg_or_0_operand.
26089 (cmpxchg_rel_di): Likewise.
26090 (sync_lock_test_and_set<mode>): Likewise.
26092 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26094 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
26095 (true_regnum): Likewise.
26097 * rtlanal.c (subreg_info): Moved to ...
26098 * rtl.h (subreg_info): Here. New.
26099 (subreg_get_info): New.
26101 * rtlanal.c (subreg_get_info): Make it extern.
26103 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26106 * config/i386/i386.c (ix86_abi): New.
26107 (override_options): Handle -mabi=.
26108 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
26109 (ix86_call_abi_override): Likewise.
26110 (init_cumulative_args): Likewise.
26111 (function_arg_advance): Likewise.
26112 (function_arg_64): Likewise.
26113 (function_arg): Likewise.
26114 (ix86_pass_by_reference): Likewise.
26115 (ix86_function_value_regno_p): Likewise.
26116 (ix86_build_builtin_va_list_abi): Likewise.
26117 (setup_incoming_varargs_64): Likewise.
26118 (is_va_list_char_pointer): Likewise.
26119 (ix86_init_machine_status): Likewise.
26120 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
26121 (ix86_function_type_abi): Return enum calling_abi. Rewrite
26122 for 64bit. Replace DEFAULT_ABI with ix86_abi.
26123 (ix86_function_abi): Make it static and return enum calling_abi.
26124 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
26126 (ix86_fn_abi_va_list): Updated.
26128 * config/i386/i386.h (ix86_abi): New.
26129 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
26130 (CONDITIONAL_REGISTER_USAGE): Likewise.
26131 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
26132 (machine_function): Likewise.
26134 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
26136 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
26137 (STACK_BOUNDARY): Likewise.
26138 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
26140 * config/i386/i386.opt (mabi=): New.
26142 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
26143 return enum calling_abi.
26144 (ix86_function_type_abi): Likewise.
26145 (ix86_function_abi): Removed.
26147 * doc/invoke.texi: Document -mabi= option for x86.
26149 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26151 * builtins.c (real_dconstp): Delete.
26152 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
26154 2009-03-27 Dodji Seketeli <dodji@redhat.com>
26155 Jakub Jelinek <jakub@redhat.com>
26158 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
26159 (gen_subprogram_die): When a function is explicit, generate the
26160 DW_AT_explicit attribute.
26161 * langhooks.h (struct lang_hooks_for_decls): Add
26162 function_decl_explicit_p langhook.
26163 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
26164 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
26166 2009-03-27 Jakub Jelinek <jakub@redhat.com>
26168 * builtins.c (fold_builtin_memory_op): Optimize memmove
26169 into memcpy if we can prove source and destination don't overlap.
26171 * tree-inline.c: Include gt-tree-inline.h.
26172 (clone_fn_id_num): New variable.
26173 (clone_function_name): New function.
26174 (tree_function_versioning): Use it.
26175 * Makefile.in (GTFILES): Add tree-inline.c.
26177 2009-03-27 Mark Mitchell <mark@codesourcery.com>
26179 * BASE-VER: Change to 4.5.0.
26181 2009-03-27 Xinliang David Li <davidxl@google.com>
26183 PR tree-optimization/39557
26184 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
26186 2009-03-27 Xinliang David Li <davidxl@google.com>
26188 PR tree-optimization/39548
26189 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
26192 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26194 * c-common.c (pointer_int_sum): Use %wd on return from
26197 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26199 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
26200 on return from tree_low_cst.
26202 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
26205 * ginclude/stdarg.h (va_copy): Define also for
26206 __GXX_EXPERIMENTAL_CXX0X__.
26208 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26211 * builtins.h (c_strlen): Do not warn here.
26212 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
26213 * c-common.c (pointer_int_sum): Take an explicit location.
26214 Warn about offsets out of bounds.
26215 * c-common.h (pointer_int_sum): Adjust declaration.
26217 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26219 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26222 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26225 * opts.c (warn_if_disallowed_function_p): Don't assume
26226 get_callee_fndecl must return non-NULL.
26228 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26230 PR rtl-optimization/39522
26231 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26232 when reg_reloaded_valid is set.
26234 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26236 * config/spu/divv2df3.c: New file.
26237 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26238 (DPBIT_FUNCS): Filter out _div_df.
26240 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26242 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26243 a jump insn, count that jump in the distance to the loop start.
26245 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26248 * config/sh/sh.c (calc_live_regs): Fix condition for global
26249 registers except PIC_OFFSET_TABLE_REGNUM.
26251 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26254 * doc/invoke.texi (-mconsole): New.
26256 (-mno-cygwin): New.
26258 (-mnop-fun-dllimport): New.
26262 (sub section "i386 and x86-64 Windows Options"): New.
26264 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26266 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26267 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26269 2009-03-25 Richard Guenther <rguenther@suse.de>
26271 PR middle-end/39497
26272 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26275 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26277 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26278 neither of haifa/selective schedulers are working.
26280 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26282 * doc/invoke.texi (Debugging Options): Fix description of
26283 -fno-merge-debug-strings.
26285 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26287 * config/cris/libgcc.ver: New version-script.
26288 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26290 * configure.ac <GAS features, nop mnemonic>: Add pattern
26291 crisv32-*-* for "nop".
26292 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26293 * configure: Regenerate.
26295 2009-03-24 Ira Rosen <irar@il.ibm.com>
26297 PR tree-optimization/39529
26298 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26299 mark_sym_for_renaming for the tag copied to the new vector
26302 2009-03-24 Arthur Loiret <aloiret@debian.org>
26304 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26305 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26306 EXTRA_SPEC_FUNCTIONS.
26307 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26308 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26309 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26310 -march and -mtune options.
26312 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26314 * config/m68k/t-rtems: Add m5329 multilib.
26316 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26317 Jakub Jelinek <jakub@redhat.com>
26320 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26323 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26326 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26327 instead of c_parser_expression_conv, if original_code isn't one of the
26328 4 allowed comparison codes, fail.
26330 2009-03-23 Richard Guenther <rguenther@suse.de>
26332 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26333 * tree.h (struct tree_type): Likewise.
26334 * reload.h (struct insn_chain): Likewise.
26335 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26336 * function.h (struct function): Likewise.
26337 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26339 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26341 PR tree-optimization/39516
26342 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26344 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26346 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26347 should be set true if BITS_PER_WORD of target is bigger than 32
26349 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26351 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26352 Translate -B-options to -rpath-link. Correct existing
26353 rpath-link and conditionalize on !nostdlib.
26355 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26357 * doc/extend.texi (Function Attributes, Variable Attributes):
26359 * doc/invoke.texi (Debugging Options, Optimize Options)
26360 (i386 and x86-64 Options, MCore Options): Likewise.
26362 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26365 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26366 it for block local namespace aliases.
26367 (gen_decl_die): Pass context_die to gen_namespace_die.
26369 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26372 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26373 minimum or maximum value.
26375 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26377 * reginfo.c (globalize_reg): Recompute derived reg sets.
26379 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26382 * libgcc2.c (mprotect): Do not use signed arguments for
26383 VirtualProtect, use DWORD arguments. Also fix the 'may
26384 be used uninitialized' warning for the np variable.
26386 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26389 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26390 functions using regparm calling conventions when not optimizing.
26391 (ix86_function_sseregparm): Similarly for sseregparm calling
26394 2009-03-19 Li Feng <nemokingdom@gmail.com>
26396 PR middle-end/39500
26397 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26398 dependence if the first conflict is after niter iterations.
26400 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26402 PR middle-end/38609
26403 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26404 functions with dynamic stack-pointer adjustments.
26406 2009-03-19 Ben Elliston <bje@au.ibm.com>
26408 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26409 option; change to -msdata=data.
26411 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26413 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26416 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26419 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26421 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26423 * doc/invoke.texi (Code Gen Options): Expand discussion of
26426 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26428 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26429 * matrix-reorg.c (struct matrix_info): Likewise.
26430 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26431 * rtl.h (struct mem_attrs): Likewise.
26432 * df.h (struct df): Likewise.
26433 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26434 * ira-int.h (struct ira_allocno): Likewise.
26435 * df-scan.c (struct df_collection_rec): Likewise.
26436 * ira.c (struct equivalence): Likewise.
26437 * function.c (struct temp_slot): Likewise.
26438 * cfgloop.h (struct loop): Likewise.
26441 * function.c (use_register_for_decl): When not optimizing, disregard
26442 register keyword for variables with types containing methods.
26444 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26446 PR middle-end/39447
26447 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26448 (is_simple_operand): Call contains_component_ref_p before calling data
26449 reference analysis that would fail on COMPONENT_REFs.
26451 * tree-vrp.c (search_for_addr_array): Fix formatting.
26453 2009-03-18 Richard Guenther <rguenther@suse.de>
26455 * tree-vect-transform.c (vect_loop_versioning): Fold the
26456 generated comparisons.
26457 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26458 (slpeel_tree_peel_loop_to_edge): Likewise.
26460 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26462 PR middle-end/37805
26463 * opts.c (print_specific_help): In addition to `undocumented',
26464 accept `separate' and `joined' flags if passed alone. Describe
26465 output by the first matched one of those.
26466 (common_handle_option): Skip over empty strings.
26467 * gcc.c (display_help): Fix help string for `--help='.
26468 * doc/invoke.texi (Option Summary, Overall Options): With
26469 `--help=', classes and qualifiers can both be repeated, but
26470 only the latter can be negated. One should not pass only
26471 negated qualifiers. Fix markup and examples.
26474 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26475 PR middle-end/37805
26476 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26477 and -fhelp=separate.
26479 2009-03-17 Jing Yu <jingyu@google.com>
26481 PR middle-end/39378
26482 * function.h (struct rtl_data): Move is_thunk from here...
26483 (struct function): ...to here.
26484 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26485 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26487 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26489 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26490 (alpha_output_function_end_prologue): Likewise.
26491 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26492 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26493 (rs6000_output_function_epilogue): Likewise.
26494 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26496 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26499 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26500 from different units in a single alternative.
26501 (*truncdfsf_i387): Ditto.
26502 (*truncxfsf2_mixed): Ditto.
26503 (*truncxfdf2_mixed): Ditto.
26505 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26507 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26508 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26511 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26512 unused non-artificial variables when not optimizing.
26515 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26516 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26517 NAMESPACE_DECL in its DECL_INITIAL.
26519 PR middle-end/39443
26520 * optabs.c (set_user_assembler_libfunc): New function.
26521 * expr.h (set_user_assembler_libfunc): New prototype.
26522 * c-common.c: Include libfuncs.h.
26523 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26524 for memcmp, memset, memcpy, memmove and abort.
26525 * Makefile.in (c-common.o): Depend on libfuncs.h.
26528 * dwarf2out.c (gen_inlined_enumeration_type_die,
26529 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26530 gen_tagged_type_instantiation_die): Removed.
26531 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26534 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26537 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26539 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26540 (check-parallel-%): Ditto.
26541 (check-consistency): Ditto.
26543 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26545 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26546 local variable rhs by NULL_TREE.
26548 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26551 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26553 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26556 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26558 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26561 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26562 for ms->sysv ABI calls only in 64bit mode.
26564 * config/i386/i386.md (untyped_call): Support 32bit.
26566 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26568 * doc/extend.texi: Replace x86_65 with x86_64.
26570 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26572 PR tree-optimization/39455
26573 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26574 mismatches for POINTER_TYPE_P (type).
26575 (number_of_iterations_le): Likewise.
26577 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26579 * config/picochip/picochip.c: Removed profiling support.
26580 * config/picochip/picochip.md: Removed profiling instruction.
26581 * config/picochip/picochip.h: Removed profiling builtin.
26583 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26585 * doc/install.texi (--with-host-libstdcxx): Document.
26587 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26590 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26591 generate a warning if the function name does not begin with
26592 "__vector" and the function has either the 'signal' or 'interrupt'
26593 attribute, from here to ...
26594 (avr_declare_function_name): ...here. New function.
26595 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26596 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26598 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26601 * cse.c (fold_rtx): Don't modify original const_arg1 when
26602 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26603 separate variable instead.
26604 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26605 from out of range shift counts.
26606 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26608 2009-03-13 Catherine Moore <clm@codesourcery.com>
26610 * config/i386/x-mingw32 (host-mingw32.o): Replace
26611 diagnostic.h with $(DIAGNOSTIC_H).
26613 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26616 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26618 * config/i386/sync.md (sync_compare_and_swap<mode>,
26619 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26620 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26622 (sync_double_compare_and_swapdi_pic,
26623 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26624 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26626 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26629 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26631 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26634 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26635 (avx_addsubv4df3): Likewise.
26636 (*avx_addsubv4sf3): Likewise.
26637 (sse3_addsubv4sf3): Likewise.
26639 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26642 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26644 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26647 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26648 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26649 registers for allocnos created from user-defined variables.
26651 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26654 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26655 of non-integer mode as well.
26657 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26659 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26660 for functions for which the parameter types are unknown.
26662 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26665 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26666 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26667 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26668 * config/i386/i386.c (ix86_local_alignment): For
26669 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26670 long long variables on the stack to avoid dynamic realignment.
26671 Allow the first argument to be a decl rather than type.
26672 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26674 2009-03-11 Nick Clifton <nickc@redhat.com>
26677 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26679 Add description to mno-lsim option.
26680 * config/mcore/mcore.h: Remove comment about deprecated m4align
26682 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26683 * doc/invoke.texi: Add description of mno-lsim and
26684 mstack-increment options.
26686 * config/fr30/fr30.opt: Document the -mno-lsim option.
26687 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26688 and -mno-lsim options.
26690 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26692 * fold-const.c (fold_comparison): Only call fold_inf_compare
26693 if the mode supports infinities.
26695 2009-03-11 Jason Merrill <jason@redhat.com>
26698 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26699 end already did. Notice GIMPLE_CALL modifications of the result.
26700 Don't copy debug information from an ignored decl or a decl from
26703 2009-03-10 Richard Guenther <rguenther@suse.de>
26704 Nathan Froyd <froydnj@codesourcery.com>
26706 PR middle-end/37850
26707 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26708 (__divMODE3): Likewise.
26710 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26712 PR tree-optimization/39394
26713 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26714 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26716 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26718 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26719 inline asms for register asm ("") declarations.
26721 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26723 * fold-const.c (fold_unary): Fix comment.
26725 2009-03-07 Jan Hubicka <jh@suse.cz>
26728 * tree-inline.c (setup_one_parameter): Do replacement of const
26729 argument by constant in SSA form.
26731 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26733 PR middle-end/38028
26734 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26735 determine alignment passed to assign_stack_local.
26736 (assign_parms_unsplit_complex): Likewise.
26737 * except.c (sjlj_build_landing_pads): Likewise.
26739 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26741 PR middle-end/39360
26742 * tree-flow.h (add_referenced_var): Return bool instead of void.
26743 * tree-dfa.c (add_referenced_var): Return result of
26744 referenced_var_check_and_insert call.
26745 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26746 of referenced_var_check_and_insert.
26749 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26750 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26751 DIE, don't emit it if abstract origin already has it.
26752 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26753 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26755 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26757 * genpreds.c (needs_variable): Fix parentheses at variable name
26759 (write_tm_constrs_h): Indent generated code.
26761 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26763 * doc/extend.texi (Function Attributes): Add documentation
26764 for isr attributes.
26766 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26769 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26770 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26772 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26774 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26777 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26780 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26781 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26783 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26785 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26786 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26787 constants instead of magic numbers.
26788 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26790 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26791 (x86_64_ms_abi_int_parameter_registers): Ditto.
26792 (x86_64_int_return_registers): Ditto.
26793 (ix86_maybe_switch_abi): Ditto.
26794 (ix86_expand_call): Ditto for clobbered_registers array.
26795 (ix86_hard_regno_mode_ok): Ditto.
26796 (x86_extended_QIreg_mentioned_p): Ditto.
26798 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26800 PR tree-optimization/39349
26801 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26803 * combine.c (gen_lowpart_for_combine): Use omode when generating
26806 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26808 PR rtl-optimization/39235
26809 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26811 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26813 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26815 2009-03-04 Richard Guenther <rguenther@suse.de>
26817 PR tree-optimization/39362
26818 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26819 that occur in abnormal PHIs should be varying.
26821 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26823 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26825 (simple_iv): Take loop as an argument instead of statement.
26826 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26827 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26829 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26831 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26832 * matrix-reorg.c (analyze_transpose): Ditto.
26833 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26834 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26835 * tree-predcom.c (ref_at_iteration): Ditto.
26836 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26838 2009-03-04 Richard Guenther <rguenther@suse.de>
26840 PR tree-optimization/39358
26841 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26842 escaped_id and callused_id.
26843 (solve_graph): Likewise.
26845 2009-03-04 Richard Guenther <rguenther@suse.de>
26847 PR tree-optimization/39339
26848 * tree-sra.c (try_instantiate_multiple_fields): Make it
26849 no longer ICE on the above.
26851 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26853 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26854 that fits within Pmode.
26856 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26858 PR middle-end/10109
26859 * tm.texi (LIBCALL_VALUE): Update description.
26861 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26863 PR middle-end/34443
26864 * doc/extend.texi (section): Update description.
26866 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26868 PR middle-end/39345
26869 * tree-inline.c (remapped_type): New.
26870 (can_be_nonlocal): Call remapped_type instead of remap_type.
26872 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26875 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26876 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26878 2009-03-03 Richard Guenther <rguenther@suse.de>
26880 PR middle-end/39272
26881 * tree.c (tree_nonartificial_location): New function.
26882 * tree.h (tree_nonartificial_location): Declare.
26883 * builtins.c (expand_builtin_memory_chk): Provide location
26884 of the call location for artificial function pieces.
26885 (maybe_emit_chk_warning): Likewise.
26886 (maybe_emit_sprintf_chk_warning): Likewise.
26887 (maybe_emit_free_warning): Likewise.
26888 * expr.c (expand_expr_real_1): Likewise.
26890 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26892 PR tree-optimization/39343
26893 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26894 COMPONENT_REF t has ARRAY_TYPE.
26896 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26898 PR middle-end/39335
26899 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26900 when the type precision of the induction variable should be
26901 larger than the type precision of nit.
26902 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26903 * graphite.c (graphite_loop_normal_form): Same.
26904 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26906 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26908 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26909 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26910 numbers to describe clobbered registers.
26911 (*call_value_0_rex64_ms_sysv): Ditto.
26912 * config/i386/mmx.md (mmx_emms): Ditto.
26913 (mmx_femms): Ditto.
26915 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26917 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26920 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26922 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26923 (spu_section_type_flags): New function.
26925 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26927 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26928 reg_class_contents of FLOAT_REGS into a temporary.
26930 2009-03-02 Richard Guenther <rguenther@suse.de>
26931 Ira Rosen <irar@il.ibm.com>
26933 PR tree-optimization/39318
26934 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26935 information to the vectorized statement.
26937 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26939 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26940 variable. Use defined names instead of magic constants for REX SSE
26943 2009-03-01 Richard Guenther <rguenther@suse.de>
26945 PR tree-optimization/39331
26946 * omp-low.c (lower_send_shared_vars): Do not receive new
26947 values for the reference of DECL_BY_REFERENCE parms or results.
26949 2009-03-01 Jan Hubicka <jh@suse.cz>
26952 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26953 BLOCK_NONLOCALIZED_VAR): New macros.
26954 (tree_block): Add nonlocalized_vars.
26955 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26956 gen_decl_die): Add origin argument. Allow generation of die with
26957 origin at hand only.
26958 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26959 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26961 (gen_block_die): Fix checking for unused blocks.
26962 (process_scope_var): Break out from .... ; work with origins only.
26963 (decls_for_scope) ... here; process nonlocalized list.
26964 (dwarf2out_ignore_block): Look for nonlocalized vars.
26965 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26967 (dump_scope_block): Dump them.
26968 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26969 (remap_block): Likewise.
26970 (can_be_nonlocal): New predicate.
26971 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26973 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26975 * configure: Regenerate.
26977 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26979 * optc-gen.awk: No need to duplicate option flags twice.
26980 Reuse help texts for duplicate options which do not have any.
26982 * gcc.c (display_help): Document --version.
26984 * gcc.c (main): If print_help_list and verbose_flag, ensure
26985 driver output comes before subprocess output.
26987 * optc-gen.awk: Assign all remaining fields to help string,
26988 space-separated, for multi-line help in *.opt.
26990 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26991 -Wno-pedantic-ms-format is for MinGW targets only.
26993 * doc/options.texi (Option file format): Fix bad indentation,
26994 restoring dropped sentence.
26996 2009-02-28 Jan Hubicka <jh@suse.cz>
26998 * tree-inline.c (tree_function_versioning): Output debug info.
27000 2009-02-28 Jan Hubicka <jh@suse.cz>
27003 * tree-inline.c (setup_one_parameter): Do not copy propagate
27004 arguments when not optimizing.
27006 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27009 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27010 (avx_addsubv4df3): Likewise.
27011 (*avx_addsubv4sf3): Likewise.
27012 (sse3_addsubv4sf3): Likewise.
27013 (*avx_addsubv2df3): Likewise.
27014 (sse3_addsubv2df3): Likewise.
27015 (avx_unpckhps256): Correct item selectors.
27016 (avx_unpcklps256): Likewise.
27017 (avx_unpckhpd256): Likewise.
27018 (avx_unpcklpd256): Likewise.
27020 2009-02-28 Jan Hubicka <jh@suse.cz>
27022 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27024 (copy_arguments_for_versioning): If var is declared don't declare it.
27025 (tree_function_versioning): First setup substitutions and then copy
27028 2009-02-27 Jan Hubicka <jh@suse.cz>
27031 * cgraph.h (varpool_output_debug_info): Remove.
27032 * cgraphunit.c (varpool_output_debug_info): Remove.
27033 * dwarf2out.c (deferred_locations_struct): New struct
27034 (deferred_locations): New type.
27035 (deferred_locations_list): New static var.
27036 (deffer_location): New function.
27037 (gen_variable_die): Use it.
27038 (decls_for_scope): Output info on local static vars.
27039 (dwarf2out_finish): Process deferred locations.
27040 * varpool.c (varpool_output_debug_info): Remove.
27042 2009-02-27 Jan Hubicka <jh@suse.cz>
27045 * tree.h (TREE_PROTECTED): Fix comment.
27046 (BLOCK_HANDLER_BLOCK): Remove.
27047 (struct tree_block): Remove handler_block add body_block.
27048 (inlined_function_outer_scope_p): New.
27049 (is_body_block): Remove.
27050 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27051 * dwarf2out.c (is_inlined_entry_point): Remove.
27052 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27053 (gen_block_die): Use is_inlined_entry_point check. Remove body block
27055 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
27056 * gimplify.c (gimplify_expr): Gimplify body blocks.
27057 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
27058 block with multiple subblocks.
27059 (dump_scope_block): Prettier output; dump more flags and info.
27060 (dump_scope_blocks): New.
27061 (remove_unused_locals): Use dump_scope_blocks.
27062 * tree-flow.h (dump_scope_blocks): Declare.
27063 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
27064 * stmt.c (is_body_block): Remove.
27065 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
27066 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
27068 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
27070 PR middle-end/39308
27071 * graphite.c (graphite_loop_normal_form): Do not call
27072 number_of_iterations_exit from a gcc_assert.
27074 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27076 * config/s390/s390.c (s390_swap_cmp): Look for conditional
27077 jumps if COND is NULL.
27078 (find_cond_jump): New function.
27079 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
27080 * config/s390/s390.md: Remove z10_cobra attribute value.
27082 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
27084 * config/alpha/alpha.h (alpha_expand_mov): Return false if
27085 force_const_mem returns NULL_RTX.
27087 2009-02-26 Jan Hubicka <jh@suse.cz>
27090 * cgraph.h (varpool_output_debug_info): Remove.
27091 * cgraphunit.c (varpool_output_debug_info): Remove.
27092 * dwarf2out.c (deferred_locations_struct): New struct
27093 (deferred_locations): New type.
27094 (deferred_locations_list): New static var.
27095 (deffer_location): New function.
27096 (gen_variable_die): Use it.
27097 (decls_for_scope): Output info on local static vars.
27098 (dwarf2out_finish): Process deferred locations.
27099 * varpool.c (varpool_output_debug_info): Remove.
27101 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
27103 PR rtl-optimization/39241
27104 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
27105 to subreg_offset_representable_p.
27107 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27109 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
27110 execute function prototype. Get f and nregs from max_reg_num
27111 and get_insns. Remove the first backward pass as it's dead,
27112 guard the forward pass by flag_expensive_optimizations.
27113 (rest_of_handle_regmove): Delete.
27114 (pass_regmove): Replace it with regmove_optimize.
27116 2009-02-25 Martin Jambor <mjambor@suse.cz>
27118 PR tree-optimization/39259
27119 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
27120 calls_alloca function flags.
27121 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
27122 calls are detected.
27124 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27126 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
27127 flags_set_1_rtx, flags_set_1_set): Delete.
27128 (regmove_optimize): Do not call mark_flags_life_zones.
27130 2009-02-24 Julian Brown <julian@codesourcery.com>
27133 * config/arm/arm.c (require_pic_register): Only set
27134 cfun->machine->pic_reg once per function.
27136 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
27138 * doc/invoke.texi (Link Options): Document an easier way to pass
27139 options that take arguments to the GNU linker using -Xlinker and -Wl.
27141 2009-02-24 Steve Ellcey <sje@cup.hp.com>
27144 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
27146 2009-02-24 Richard Guenther <rguenther@suse.de>
27149 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
27151 2009-02-24 Richard Guenther <rguenther@suse.de>
27152 Zdenek Dvorak <ook@ucw.cz>
27154 PR tree-optimization/39233
27155 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
27156 from converting them to a generic type.
27158 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
27160 PR tree-optimization/39260
27161 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
27162 contains a condition with a real type.
27163 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
27165 2009-02-23 Jason Merrill <jason@redhat.com>
27168 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
27169 narrowing_initializer_constant_valid_p.
27170 (narrowing_initializer_constant_valid_p): Don't return
27171 null_pointer_node for adding a pointer to itself.
27173 2009-02-23 Jan Hubicka <jh@suse.cz>
27176 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
27179 2009-02-23 Jan Hubicka <jh@suse.cz>
27181 PR tree-optimization/37709
27182 * tree.c (block_ultimate_origin): Move here from dwarf2out.
27183 * tree.h (block_ultimate_origin): Declare.
27184 * dwarf2out.c (block_ultimate_origin): Move to tree.c
27185 * tree-ssa-live.c (remove_unused_scope_block_p):
27186 Eliminate blocks containig no instructions nor live variables nor
27188 (dump_scope_block): New function.
27189 (remove_unused_locals): Enable removal of dead blocks by default;
27190 enable dumping at TDF_DETAILS.
27192 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27194 * config/i386/i386.c (classify_argument): Don't allow COImode
27196 (function_arg_advance_32): Don't allow OImode.
27197 (function_arg_32): Likewise.
27198 (function_value_32): Likewise.
27199 (return_in_memory_32): Likewise.
27200 (function_arg_64): Remove OImode comment.
27202 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27205 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
27206 ix86_expand_vector_set for V4DImode in 64bit mode only.
27207 (ix86_expand_vector_init_one_var): Likewise.
27209 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
27211 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
27213 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27216 * loop-iv.c: Revert last change.
27217 * emit-rtl.c: Likewise.
27219 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27222 * config/i386/i386.c (type_natural_mode): Remove an extra
27223 space in the warning message.
27224 (function_value_32): Handle 32-byte vector modes.
27225 (return_in_memory_32): Likewise.
27227 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27229 * loop-iv.c (truncate_value): New function.
27230 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27232 (lowpart_subreg): Move to...
27233 * emit-rtl.c: ...here.
27235 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27237 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27238 accidental and undocumented change at revision 140860.
27240 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27242 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27243 take gimple_seq * arguments.
27244 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27245 types_compatible_p langhook.
27247 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27248 Joseph Myers <joseph@codesourcery.com>
27250 * config/arm/arm.c (arm_builtin_va_list): New function.
27251 (arm_expand_builtin_va_start): Likewise.
27252 (arm_gimplify_va_arg_expr): Likewise.
27253 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27254 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27255 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27256 (va_list_type): New variable.
27257 (arm_mangle_type): Mangle va_list_type appropriately.
27259 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27261 PR middle-end/39157
27262 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27263 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27264 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27265 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27266 parameter to 1000 for -O1 by default.
27267 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27269 * loop-invariant.c: Include params.h.
27270 (move_loop_invariants): Don't call move_single_loop_invariants on
27273 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27275 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27276 offset when calculating bounds for indexing stack_usage_map. Fixes
27277 a buffer overflow with certain target setups.
27279 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27282 * calls.c (expand_call): Clear try_tail_call if caller and callee
27283 disagree in promotion of function return value.
27285 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27288 * c-common.c (c_determine_visibility): If visibility changed and
27289 DECL_RTL has been already set, call make_decl_rtl to update symbol
27292 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27295 * varasm.c (assemble_variable): Don't check DECL_NAME when
27296 globalizing a variable.
27298 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27301 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27302 expression before any __builtin_trap call.
27303 * c-typeck.c (build_function_call): Convert and check function
27304 arguments before generating a call to a trap. Evaluate the
27305 function arguments before the trap.
27307 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27310 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27311 (UNSPEC_FXAM_MEM): New unspec.
27312 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27313 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27314 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27316 2009-02-19 Richard Guenther <rguenther@suse.de>
27318 PR tree-optimization/39207
27319 PR tree-optimization/39074
27320 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27321 storedanything_tree): New.
27322 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27323 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27324 (build_succ_graph): Add edges from STOREDANYTHING to all
27326 (init_base_vars): Initialize STOREDANYTHING.
27327 (compute_points_to_sets): Free substitution info after
27328 building the succ graph.
27329 (ipa_pta_execute): Likewise.
27331 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27333 (do_ds_constraint): Do not add to special var or non-pointer
27335 (type_could_have_pointers): Split out from ...
27336 (could_have_pointers): ... here. For arrays use the element type.
27337 (create_variable_info_for): Initialize may_have_pointers.
27338 (new_var_info): Likewise.
27339 (handle_lhs_call): Make the HEAP variable unknown-sized.
27340 (intra_create_variable_infos): Use a type with pointers for
27341 PARM_NOALIAS, make it unknown-sized.
27343 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27346 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27348 2009-02-18 Jason Merrill <jason@redhat.com>
27351 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27352 value if DECL_EXTERNAL.
27353 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27354 * target.h (gcc_target::binds_local_p): Clarify "module".
27355 * tree.h (TREE_PUBLIC): Clarify "module".
27357 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27360 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27361 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27363 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27366 * c.opt (Wabi): Support C and ObjC.
27369 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27371 * config/i386/i386.c (classify_argument): Warn once about the ABI
27372 change when passing union with long double.
27374 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27376 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27379 * c-parser.c (c_parser_compound_statement): Always enter and leave
27382 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27385 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27387 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27389 PR tree-optimization/36922
27390 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27391 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27394 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27396 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27399 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27401 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27403 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27405 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27408 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27409 Richard Sandiford <rdsandiford@googlemail.com>
27411 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27412 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27413 (loongson_biadd): ...this.
27415 2009-02-17 Richard Guenther <rguenther@suse.de>
27417 PR tree-optimization/39202
27418 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27419 a var make sure to follow existing collapses.
27421 2009-02-17 Richard Guenther <rguenther@suse.de>
27423 PR middle-end/39214
27424 * langhooks.c (lhd_print_error_function): Check for NULL block.
27426 2009-02-17 Richard Guenther <rguenther@suse.de>
27428 PR tree-optimization/39204
27429 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27432 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27434 * config/soft-fp/double.h: Update from glibc CVS.
27436 2009-02-17 Richard Guenther <rguenther@suse.de>
27438 PR tree-optimization/39207
27439 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27440 strict-aliasing warnings for pointers pointing to NULL.
27442 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27445 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27446 skipping until next close brace.
27448 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27451 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27452 to function argument boundary.
27454 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27456 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27457 in the lea_add. Reload eventually constraints it properly.
27458 * config/picochip/constraints.md: Remove the target constraint
27459 "b", since it is not needed anymore.
27461 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27463 * gthr-dce.h: Uglify function parameter and local variable names.
27464 * gthr-gnat.h: Likewise.
27465 * gthr-mipssde.h: Likewise.
27466 * gthr-nks.h: Likewise.
27467 * gthr-posix95.h: Likewise.
27468 * gthr-posix.h: Likewise.
27469 * gthr-rtems.h: Likewise.
27470 * gthr-single.h: Likewise.
27471 * gthr-solaris.h: Likewise.
27472 * gthr-tpf.h: Likewise.
27473 * gthr-vxworks.h: Likewise.
27474 * gthr-win32.h: Likewise.
27476 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27479 * config/i386/i386.md: Restrict the new peephole2 to move
27480 between MMX/SSE registers.
27482 2009-02-15 Richard Guenther <rguenther@suse.de>
27485 2009-02-13 Richard Guenther <rguenther@suse.de>
27487 * configure.ac: Enable LFS.
27488 * configure: Re-generate.
27489 * config.in: Likewise.
27491 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27493 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27494 spu_srqwbyte, spu_srqwbytebc): Define.
27495 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27496 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27497 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27498 "shrqby_<mode>"): New insn-and-split patterns.
27499 * config/spu/spu.c (expand_builtin_args): Determine and return
27500 number of operands using spu_builtin_description data.
27501 (spu_expand_builtin_1): Use it.
27503 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27506 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27509 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27512 * config/i386/i386.c (override_options): Correct warning
27513 messages for -malign-loops, -malign-jumps and -malign-functions.
27515 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27518 * config/i386/i386.md: Restrict the new peephole2 to move
27519 between the general purpose registers.
27521 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27524 * config/i386/i386.c (type_natural_mode): Add a new argument.
27525 Return the original mode and warn ABI change if vector size is 32byte.
27526 (function_arg_advance): Updated.
27527 (function_arg): Likewise.
27528 (ix86_function_value): Likewise.
27529 (ix86_return_in_memory): Likewise.
27530 (ix86_sol10_return_in_memory): Likewise.
27531 (ix86_gimplify_va_arg): Likewise.
27532 (function_arg_32): Don't warn ABX ABI change here.
27533 (function_arg_64): Likewise.
27535 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27537 * loop-iv.c (implies_p): In the final case, test that operands 0
27538 of the two comparisons match.
27540 * config/bfin/bfin.c (find_prev_insn_start): New function.
27541 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27542 (find_next_insn_start): Move.
27544 2009-02-13 Richard Guenther <rguenther@suse.de>
27546 * configure.ac: Enable LFS.
27547 * configure: Re-generate.
27548 * config.in: Likewise.
27550 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27553 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27554 sizes on syntax error after some arguments have been parsed.
27556 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27558 * doc/invoke.texi (-fira): Remove.
27560 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27562 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27563 * recog.c: Likewise.
27566 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27568 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27569 (umul_ppmm): Likewise.
27570 (count_leading_zeros): Likewise.
27571 (count_trailing_zeros): Likewise.
27572 (UMUL_TIME): Likewise.
27574 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27576 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27577 soft-fp/t-softfp to tmake_file.
27579 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27580 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27581 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27582 IA64_BUILTIN_INFQ]: New.
27583 (ia64_init_builtins): Initialize __builtin_infq,
27584 __builtin_fabsq and __builtin_copysignq if not HPUX.
27585 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27586 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27588 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27590 (__fixtfti): Likewise.
27591 (__fixunstfti): Likewise.
27592 (__floattitf): Likewise.
27594 * config/ia64/libgcc-glibc.ver: New.
27595 * config/ia64/t-fprules-softfp: Likewise.
27596 * config/ia64/sfp-machine.h: Likewise.
27598 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27599 (LIBGCC2_TF_CEXT): Likewise.
27600 (TF_SIZE): Likewise.
27601 (TARGET_INIT_LIBFUNCS): Likewise.
27603 * config/ia64/t-glibc (SHLINB_MAPFILES):
27604 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27606 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27608 * config/i386/i386.c (construct_container): Rewrite processing
27609 BLKmode with X86_64_SSE_CLASS.
27611 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27614 * config/i386/i386.md: Replace simplify_replace_rtx with
27615 replace_rtx in the new peephole2.
27617 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27619 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27620 loop unrolling do not happen at -O2.
27622 2009-02-12 Michael Matz <matz@suse.de>
27624 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27626 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27628 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27631 2009-02-12 Ben Elliston <bje@au.ibm.com>
27633 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27634 patterns when updating the back chain. Missed in the 2009-02-10
27637 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27639 * doc/extend.texi (Decimal Floating Types): Update identifier of
27640 draft TR and list of missing support.
27642 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27644 PR middle-end/39154
27645 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27646 bit to variable length decl's flags, add it also to its
27647 pointer replacement variable.
27649 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27650 Jakub Jelinek <jakub@redhat.com>
27653 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27654 (memory_blockage): New expander.
27655 (*memory_blockage): New insn pattern.
27656 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27657 instead of general blockage at the end of function prologue when
27658 frame pointer is used to access red zone area. Do not emit blockage
27659 when profiling, it is emitted in generic code.
27660 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27661 function epilogue when frame pointer is used to access red zone area.
27663 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27666 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27667 by arithmetic with memory operands.
27668 * config/i386/predicates.md (commutative_operator): New.
27670 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27672 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27675 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27677 * alias.h (record_alias_subset): Declare.
27678 * alias.c (record_alias_subset): Make global.
27680 2009-02-10 Nick Clifton <nickc@redhat.com>
27682 * tree-parloops.c: Change license to GPLv3.
27683 * ipa-struct-reorg.c: Change license to GPLv3.
27684 * ipa-struct-reorg.h: Change license to GPLv3.
27686 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27689 * c-decl.c (start_struct): Return NULL on error.
27691 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27693 PR middle-end/39124
27694 * cfgloopmanip.c (remove_path): Call remove_bbs after
27695 cancel_loop_tree, not before it.
27698 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27699 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27700 VAR_DECLs were seen.
27701 * tree-ssa-live.c (remove_unused_locals): Recompute
27702 cfun->has_local_explicit_reg_vars.
27703 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27704 copies or clearings if cfun->has_local_explicit_reg_vars.
27706 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27709 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27710 of function prologue when frame pointer is used to access
27713 2009-02-10 Richard Guenther <rguenther@suse.de>
27715 PR middle-end/39127
27716 * gimplify.c (gimple_regimplify_operands): Always look if
27717 we need to create a temporary.
27719 2009-02-10 Richard Guenther <rguenther@suse.de>
27721 PR tree-optimization/39132
27722 * tree-loop-distribution.c (todo): New global var.
27723 (generate_memset_zero): Trigger TODO_rebuild_alias.
27724 (tree_loop_distribution): Return todo.
27726 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27729 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27730 (x86_64_reg_class_name): Removed.
27731 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27732 first one isn't X86_64_SSE_CLASS or any other ones aren't
27733 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27734 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27735 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27736 and 3 X86_64_SSEUP_CLASS.
27737 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27738 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27740 2009-02-10 Ben Elliston <bje@au.ibm.com>
27742 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27743 form instruction to update the stack back chain word, even if the
27744 user has disabled the generation of update instructions.
27745 (movdi_<mode>_update_stack): New.
27746 (movsi_update_stack): Likewise.
27747 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27748 always use an update form instruction to update the stack back
27751 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27753 PR middle-end/38953
27754 * graphite.c (if_region_set_false_region): After moving a region in
27755 the false branch of a condition, remove the empty dummy basic block.
27756 (gloog): Remove wrong fix for PR38953.
27758 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27760 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27761 generation due to implicit sign extension.
27763 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27765 PR middle-end/38981
27766 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27767 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27769 2009-02-09 Richard Guenther <rguenther@suse.de>
27771 PR middle-end/35202
27772 * convert.c (convert_to_real): Disable (float)fn((double)x)
27773 to fnf(x) conversion if errno differences may occur and
27774 -fmath-errno is set.
27776 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27778 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27779 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27780 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27782 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27785 * c-common.c (handle_alias_attribute): Disallow attribute for
27786 anything not a FUNCTION_DECL or VAR_DECL.
27788 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27791 * real.c (do_compare): Special-case compare of zero against
27792 decimal float value.
27794 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27797 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27798 as indicating flexible array members unless the field itself is
27799 being declarared as the incomplete array.
27801 2009-02-06 Jan Hubicka <jh@suse.cz>
27803 PR tree-optimization/38844
27804 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27805 is already inlined.
27807 2009-02-06 Richard Guenther <rguenther@suse.de>
27809 PR middle-end/38977
27810 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27811 fork because we may expand it as __gcov_fork.
27813 2009-02-06 Nick Clifton <nickc@redhat.com>
27815 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27817 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27819 PR tree-optimization/35659
27820 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27821 vn_phi_eq): Shortcut if hashcode does not match.
27822 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27824 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27825 and avoid iterative_hash_expr.
27826 (FOR_EACH_VALUE_ID_IN_SET): New.
27827 (value_id_compare): Remove.
27828 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27829 sort expressions by value id.
27831 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27834 * config/sh/predicates.md (general_movsrc_operand): Don't check
27835 the subreg of system registers here.
27837 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27840 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27841 on the copied decl.
27843 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27845 PR rtl-optimization/39110
27846 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27847 addresses, not aligned ones.
27849 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27850 Richard Guenther <rguenther@suse.de>
27852 PR tree-optimization/39100
27853 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27854 comment says and add edges.
27856 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27859 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27860 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27862 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27864 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27865 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27866 register_bb_in_sese, new_sese, free_sese): Moved.
27867 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27868 outermost_loop_in_scop, build_scop_iteration_domain,
27869 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27870 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27871 Use loop_in_sese_p instead of loop_in_scop_p.
27872 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27873 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27874 (scopdet_basic_block_info): Fix bug in scop detection.
27875 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27876 eq_loop_to_cloog_loop): Remove.
27877 (nb_loops_around_loop_in_scop, nb_loop
27878 ref_nb_loops): Moved here...
27879 * graphite.h (ref_nb_loops): ... from here.
27880 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27881 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27882 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27884 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27885 Hans-Peter Nilsson <hp@axis.com>
27887 PR rtl-optimization/37889
27888 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27889 Move offset handling from PLUS to before the switch. Use new
27890 arguments when considering SYMBOL_REFs too.
27891 (rtx_addr_can_trap_p): Pass dummy offset and size.
27892 (enum may_trap_p_flags): Remove.
27893 (may_trap_p_1): Pass size from MEM_SIZE.
27895 PR rtl-optimization/38921
27896 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27897 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27898 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27899 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27901 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27903 AVX Programming Reference (January, 2009)
27904 * config/i386/sse.md (*vpclmulqdq): New.
27906 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27908 PR tree-optimization/38977
27909 PR gcov-profile/38292
27910 * calls.c (special_function_p): Disregard __builtin_ prefix.
27912 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27914 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27915 non-indexable addresses even before reload.
27917 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27920 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27921 as having variable size. Do not give an error for unnamed
27922 parameters with [*] declarators. Give a warning for type names
27923 with [*] declarators and mark them as variable size.
27924 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27925 for sizeof applied to [*] type names.
27927 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27930 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27932 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27934 * gcc.c (process_command): Update copyright notice dates.
27935 * gcov.c (print_version): Likewise.
27936 * gcov-dump.c (print_version): Likewise.
27937 * mips-tfile.c (main): Likewise.
27938 * mips-tdump.c (main): Likewise.
27940 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27943 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27944 for composite type involving a zero-length array type.
27946 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27949 * function.c (match_asm_constraints_1): Skip over
27950 initial optional % in the constraint.
27952 PR inline-asm/39059
27953 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27954 supported, don't accept FIXED_CSTs.
27955 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27956 and _Sat is used without _Fract/_Accum. Set specs->type to
27957 integer_type_node for cts_fract/cts_accum if fixed point is not
27960 2009-02-02 Catherine Moore <clm@codesourcery.com>
27962 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27964 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27966 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27967 (ABI_HAS_64BIT_SYMBOLS): Use it.
27968 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27970 2009-02-02 Paul Brook <paul@codesourcery.com>
27972 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27974 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27976 PR inline-asm/39058
27977 * recog.h (asm_operand_ok): Add constraints argument.
27978 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27979 recurse on matching constraint.
27980 (check_asm_operands): Pass constraints as 3rd argument to
27981 asm_operand_ok. Don't look up matching constraint here.
27982 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27985 2009-02-02 Ben Elliston <bje@au.ibm.com>
27987 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27988 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27990 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27992 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27993 information. Remove some obsolete information. Reorganize.
27995 * config/pa/fptr.c: Revert license to GPL 2.
27996 * config/pa/milli64.S: Likewise.
27998 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28001 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
28002 LIBRARY name in, instead of hard-coding it.
28003 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
28004 extra target make frag to tmake_files according to EH model.
28005 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28006 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28007 frags that define makefile variable EH_MODEL appropriately.
28008 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28009 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28010 to "-sjlj" according to type of EH configured.
28011 (LIBGCC_SONAME): Concatenate it to shared library base name.
28012 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28013 to "_sjlj" according to type of EH configured.
28014 (LIBGCC_SONAME): Concatenate it to shared library base name.
28015 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28016 (SHLIB_LINK): Add missing semicolon to if-else construct.
28017 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28018 string value of "pe_dll" command-line option.
28019 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28020 (SHLIB_SONAME): Use it when overriding t-cygming default.
28021 (SHLIB_IMPLIB): Override t-cygming default.
28022 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28023 string value of "pe_dll" command-line option.
28025 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28028 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28029 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28031 2009-01-31 Richard Guenther <rguenther@suse.de>
28033 PR tree-optimization/38937
28034 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28035 computing the transitive closure.
28037 2009-01-30 Richard Guenther <rguenther@suse.de>
28039 PR tree-optimization/39041
28040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28041 Propagate variable indices only if the types match for this stmt.
28043 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28046 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28047 inline but never defined.
28049 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28051 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28052 (*insv_h_di_reg_extimm): New insn.
28053 (*insv_l<mode>_reg_extimm): New insn.
28055 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28057 * config/picochip/picochip.c (flag_conserve_stack): set
28058 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
28059 fconserve-stack. Reduce call-overhead used by inliner.
28061 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28064 * common.opt (flag_conserve_stack): Initialised to zero.
28066 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
28069 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
28070 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
28073 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
28075 * ira-color.c (allocno_reload_assign): Update comments.
28076 * regmove.c (regmove_optimize): Likewise.
28080 2009-01-29 Robert Millan <rmh@aybabtu.com>
28082 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
28083 * config/i386/kopensolaris-gnu.h: New file. Undefine
28084 `MD_UNWIND_SUPPORT'.
28085 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
28087 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
28089 PR tree-optimization/39007
28090 * tree-loop-distribution.c (generate_builtin): Use
28091 recompute_dominator to compute the immediate dominator of the
28092 basic block just after the loop.
28094 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
28096 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
28097 (ASM_OUTPUT_DWARF_PCREL): Define.
28099 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
28101 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
28102 * doc/passes.texi: Remove entries about regclass, local-alloc, and
28103 global. Modify entries about regmove and IRA.
28105 * ra-conflict.c: Remove the file.
28107 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
28109 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
28110 (pass_regclass_init): Rename to pass_reginfo_init.
28112 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
28114 * toplev.h (flag_ira): Remove.
28116 * caller-save.c (setup_save_areas): Remove flag_ira.
28118 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
28120 * global.c: Remove the file.
28122 * opts.c (decode_options): Remove flag_ira.
28124 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
28126 * regmove.c: Modify file description.
28127 (find_use_as_address, try_auto_increment): Define them only if
28128 AUTO_INC_DEC is defined.
28129 (replacement_quality, replace_in_call_usage, fixup_match_1,
28130 stable_and_no_regs_but_for_p): Remove.
28131 (reg_set_in_bb): Make it static.
28132 (regmove_optimize): Remove flag_ira and code which worked for
28135 * local-alloc.c: Remove the file.
28137 * common.opt (fira): Remove.
28139 * ira.c: Include except.h.
28140 (eliminable_regset): Move from global.c.
28141 (mark_elimination): Ditto. Remove flag_ira.
28142 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
28143 equiv_mem_modified, validate_equiv_mem_from_store,
28144 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
28145 contains_replace_regs, memref_referenced_p, memref_used_between_p,
28146 no_equiv, recorded_label_ref): Move from local-alloc.c.
28147 (update_equiv_regs): Ditto. Make it static.
28148 (print_insn_chain, print_insn_chains): Move it from global.c.
28149 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
28150 (build_insn_chain): Ditto. Make it static.
28151 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
28152 Rename to init_live_subregs.
28153 (gate_ira): Remove flag_ira.
28155 * regclass.c: Rename reginfo.c. Change file description.
28156 (FORBIDDEN_INC_DEC_CLASSES): Remove.
28157 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
28158 (init_reg_sets_1): Remove code for evaluation of
28159 reg_class_superclasses and losing_caller_save_reg_set.
28160 (init_regs): Remove init_reg_autoinc.
28161 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
28162 ok_for_base_p_nonstrict): Remove.
28163 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
28164 (pass_regclass_init): Rename to pass_reginfo_init. Modify
28165 corresponding entries.
28166 (dump_regclass, record_operand_costs, scan_one_insn,
28167 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
28168 record_address_regs, auto_inc_dec_reg_p): Remove.
28169 (gt-regclass.h): Rename to gt-reginfo.h.
28171 * rtl.h (dump_global_regs, retry_global_alloc,
28172 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
28174 * Makefile.in (RA_H): Remove.
28175 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
28176 Rename regclass.o to reginfo.o.
28177 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
28179 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
28180 (GTFILES): Rename regclass.c to reginfo.c.
28182 * passes.c (init_optimization_passes): Remove pass_local_alloc and
28183 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
28185 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28186 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
28188 (finish_spills): Ditto. Remove code for !flag_ira.
28190 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
28192 PR middle-end/35854
28193 * doc/invoke.texi (rtl debug options): Complete rewrite.
28194 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
28196 * mode-switching.c (pass_mode_switching): Rename pass from
28197 "mode-sw" to "mode_sw".
28198 * except.c (pass_convert_to_eh_ranges): Rename pass from
28199 "eh-ranges" to "eh_ranges".
28200 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
28204 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
28205 Alexander Monakov <amonakov@ispras.ru>
28207 PR middle-end/38857
28208 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
28210 (move_exprs_to_boundary): Change return type and pass through
28211 should_move from move_op. Relax assert. Update usage ...
28212 (schedule_expr_on_boundary): ... here. Use should_move instead of
28214 (move_op_orig_expr_found): Indicate that insn was disconnected from
28216 (code_motion_process_successors): Do not call after_merge_succs
28217 callback if original expression was not found when traversing any of
28219 (code_motion_path_driver): Change return type. Update prototype.
28220 (move_op): Update comment. Add a new parameter (should_move). Update
28221 prototype. Set *should_move based on indication provided by
28222 move_op_orig_expr_found.
28224 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28226 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28227 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28228 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28229 * config/rs6000/rs6000.c (rs6000_override_options): Default
28230 avoid-indexed-addresses on for Power6, off for everything else.
28231 (avoiding_indexed_address_p): New function.
28232 (rs6000_legitimize_address): Use it.
28233 (rs6000_legitimate_address): Likewise.
28234 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28236 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28238 PR tree-optimization/38997
28239 * tree-loop-distribution.c (generate_memset_zero): Use
28240 POINTER_PLUS_EXPR for a pointer addition.
28242 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28244 * config/s390/s390.md (bswap<mode>2): New pattern added.
28246 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28248 * config/s390/s390.md (*tls_load_31): Added type attribute.
28250 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28252 * config/s390/s390.md: Fix a few comments.
28254 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28256 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28257 (*tm<mode>_full): Fixed z10prop attribute.
28258 (*tst<mode>_extimm): Fixed z10prop attribute.
28259 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28260 (*tstqiCCT_cconly): Fixed z10prop attribute.
28261 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28262 (*movsi_larl): Fixed z10prop attribute.
28263 (*movsi_zarch): Fixed z10prop attribute.
28264 (*movsi_eas): Fixed z10prop attribute.
28265 (*movhi): Fixed z10prop attribute.
28266 (*movqi): Fixed z10prop attribute.
28267 (*movstrictqi): Fixed z10prop attribute.
28268 (*mov<mode>): Fixed z10prop attribute.
28269 (*movcc): Fixed z10prop attribute.
28270 (*sethighpartdi_64): Fixed z10prop attribute.
28271 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28272 (*negdi2_sign_cc): Fixed z10prop attribute.
28273 (*negdi2_sign): Fixed z10prop attribute.
28274 (*absdi2_sign_cc): Fixed z10prop attribute.
28275 (*absdi2_sign): Fixed z10prop attribute.
28276 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28277 (*negabsdi2_sign): Fixed z10prop attribute.
28278 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28279 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28280 (doloop_si64): Fixed z10prop attribute.
28281 (doloop_si31): Fixed z10prop attribute.
28282 (doloop_long): Fixed z10prop attribute.
28283 (indirect_jump): Fixed z10prop attribute.
28284 (nop): Fixed z10prop attribute.
28285 (main_base_64): Fixed z10prop attribute.
28286 (reload_base_64): Fixed z10prop attribute.
28288 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28290 PR rtl-optimization/38740
28291 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28293 * config/mips/mips.c (mips_reorg): Likewise.
28295 2009-01-28 Richard Guenther <rguenther@suse.de>
28297 PR tree-optimization/38926
28298 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28299 with the correct value id to a value.
28300 (do_regular_insertion): Use the value number of edoubleprime
28301 for the value number of the expr.
28304 2008-08-21 Richard Guenther <rguenther@suse.de>
28306 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28307 a PHI ask VN if it is already available.
28308 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28309 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28311 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28313 PR middle-end/38934
28314 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28315 set to varying whenever max has TREE_OVERFLOW set, similarly
28316 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28318 2009-01-28 Richard Guenther <rguenther@suse.de>
28320 PR middle-end/38908
28321 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28322 uninitialized aggregate uses in call arguments.
28324 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28326 PR tree-optimization/38984
28327 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28328 the nothing_id variable if -fno-delete-null-pointer-checks.
28330 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28333 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28334 (set_got_offset_rex64): Ditto.
28336 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28339 * doc/extend.texi: Improve local variable with asm reg.
28341 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28343 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28344 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28345 was not supplied then set warn_packed_bitfield_compat to the
28346 default value of 1.
28347 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28350 2009-01-27 Richard Guenther <rguenther@suse.de>
28352 PR tree-optimization/38503
28353 * cfgexpand.c (expand_gimple_basic_block): Ignore
28354 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28355 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28356 variables that cannot have TBAA applied.
28357 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28360 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28362 PR middle-end/38969
28363 * calls.c (initialize_argument_information): Do not wrap complex
28364 arguments in SAVE_EXPR.
28366 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28368 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28369 (INSTALL_LIBGCC): Revert typo commit.
28371 2009-01-26 Richard Guenther <rguenther@suse.de>
28373 PR tree-optimization/38745
28374 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28375 from special handling.
28377 2009-01-26 Richard Guenther <rguenther@suse.de>
28379 PR tree-optimization/38745
28380 * tree-ssa.c (execute_update_addresses_taken): Do not include
28381 variables that cannot possibly be a register in not_reg_needs.
28382 Do not clear TREE_ADDRESSABLE on vars that may not become
28384 * tree-ssa.c (update_alias_info_1): Include those in the set
28385 of addressable vars.
28387 2009-01-26 Richard Guenther <rguenther@suse.de>
28389 PR middle-end/38851
28390 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28391 * tree-ssa-dse.c: Include langhooks.h
28392 (execute_simple_dse): Remove stores with zero size.
28394 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28397 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28400 2009-01-24 Julian Brown <julian@codesourcery.com>
28402 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28403 config/arm/linux-atomic.c.
28404 * config/arm/linux-atomic.c: New.
28406 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28408 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28409 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28410 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28412 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28415 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28418 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28420 PR tree-optimization/38953
28421 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28422 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28423 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28424 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28427 2009-01-24 Paul Brook <paul@codesourcery.com>
28429 * config/arm/neon.md (neon_type): Move to arm.md.
28430 (neon_mov<VSTRUCT>): Add neon_type attribute.
28431 * config/arm/arm.md (neon_type): Move to here.
28432 (conds): Add "unconditioal" and use as default for NEON insns.
28434 2009-01-24 Ben Elliston <bje@au.ibm.com>
28436 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28437 void *' warning from -Wc++-compat.
28438 * Makefile.in (dominance.o-warn): Remove.
28440 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28442 PR tree-optimization/38932
28443 * fold-const.c (fold_unary_ignore_overflow): New.
28444 * tree.h (fold_unary_ignore_overflow): Declare.
28445 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28446 * tree-ssa-sccvn.c (visit_reference_op_load,
28447 simplify_unary_expression): Likewise.
28449 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28451 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28452 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28453 regardless of their type.
28454 * c-common.c (handle_packed_attribute): Don't ignore packed on
28456 * c.opt (Wpacked-bitfield-compat): New warning option.
28457 * stor-layout.c (place_field): Warn if offset of a field changed.
28458 * doc/extend.texi (packed): Mention the ABI change.
28459 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28460 (Warning Options): Add it to the list.
28462 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28464 * c-opts.c (c_common_post_options): Fix a typo in comments.
28466 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28468 PR middle-end/38615
28469 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28470 variables to static.
28471 * doc/invoke.texi (-fmerge-all-constants): Update description.
28473 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28476 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28477 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28479 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28481 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28483 (LOCAL_ALIGNMENT): Similarly.
28485 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28486 Joseph Myers <joseph@codesourcery.com>
28488 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28489 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28490 * config/arm/arm-tune.md: Regenerate.
28491 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28494 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28496 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28497 version number to five.
28499 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28502 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28503 * c-common.c (set_underlying_type): Likewise.
28504 (is_typedef_decl ): Likewise
28506 (set_underlying_type): Likewise.
28507 (is_typedef_type): Likewise.
28509 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28511 PR middle-end/38587
28512 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28515 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28518 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28519 (LIBGCC_SPEC): Don't define.
28520 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28522 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28524 PR rtl-optimization/38879
28525 * alias.c (base_alias_check): Unaligned access via AND address can
28526 alias all surrounding object types except those with sizes equal
28527 or wider than the size of unaligned access.
28529 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28532 * c-decl.c (clone_underlying_type): Move this ...
28533 * c-common.c (set_underlying_type): ... here.
28534 Also, make sure the function properly sets TYPE_STUB_DECL() on
28535 the newly created typedef variant type.
28536 (is_typedef_decl ): New entry point.
28537 * tree.h: Added a new member member_types_needing_access_check to
28538 struct tree_decl_non_common.
28539 (set_underlying_type): New entry point.
28540 (is_typedef_type): Likewise.
28542 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28544 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28545 Check whether two instructions have memory references that
28546 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28547 are helper functions for traversing.
28548 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28549 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28550 not to draw dependency edge for instructions with non-conflicting
28553 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28556 * longlong.h: Update copyright years. Use soft-fp license notice.
28557 Sync __clz_tab declaration with glibc.
28559 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28562 * doc/extend.texi (syscall_linkage): New.
28563 (version_id): Modify.
28565 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28566 Richard Guenther <rguenther@suse.de>
28568 PR tree-optimization/38747
28569 PR tree-optimization/38748
28570 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28571 conversion if the base address is an indirect reference and the
28572 aliasing sets could cause issues.
28574 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28576 * common.opt (fgraphite, fgraphite-identity): Add comment for
28577 explaining why these options are not documented.
28579 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28581 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28582 gimple_call_lhs is NULL.
28584 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28587 * emit-rtl.c (adjust_address_1): Make sure memref is never
28590 2009-01-20 Ben Elliston <bje@au.ibm.com>
28592 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28593 const qualifier from arg parameter. Remove unnecessary cast to char *.
28594 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28595 const qualifier from arg 2.
28597 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28599 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28601 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28604 * rtl.h (reinit_regs): New prototype.
28605 * regclass.c: Include ira.h.
28606 (reinit_regs): New.
28607 * Makefile.in (regclass.o): Add ira.h.
28608 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28610 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28613 * c-common.c (handle_aligned_attribute): Use
28614 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28615 default alignment value.
28617 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28619 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28620 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28622 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28623 __BIGGEST_ALIGNMENT__.
28625 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28627 2009-01-18 Richard Guenther <rguenther@suse.de>
28629 PR tree-optimization/38819
28630 * tree-flow.h (operation_could_trap_helper_p): Declare.
28631 * tree-eh.c (operation_could_trap_helper_p): Export.
28632 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28633 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28634 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28635 are about to insert a possibly trapping instruction and fail
28638 2009-01-18 Andreas Schwab <schwab@suse.de>
28640 * doc/install.texi (Configuration): Remove obsolete paragraph
28641 about use of --with-gnu-ld with --with-gnu-as.
28643 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28645 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28646 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28647 Follow spelling conventions.
28649 2009-01-18 Ben Elliston <bje@au.ibm.com>
28651 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28652 C++ warning about implicit conversion from void * to struct
28654 (bitmap_obstack_free): Likewise for bitmap_element *.
28655 * Makefile.in (bitmap.o-warn): Remove.
28657 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28659 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28661 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28662 Tobias Grosser <tobi.grosser@amd.com>
28664 * graphite.c (graphite_trans_scop_block): Do not block single
28667 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28669 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28670 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28671 test with assertion.
28673 2009-01-16 Richard Guenther <rguenther@suse.de>
28675 PR tree-optimization/38835
28676 PR middle-end/36227
28677 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28678 and INT + PTR -> (INT)(PTR p+ INT) folding.
28679 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28681 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28684 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28685 the subreg from a lowpart subreg if it is also casting the value.
28687 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28688 Tobias Grosser <tobi.grosser@amd.com>
28690 * graphite.c (compare_prefix_loops): New.
28691 (build_scop_canonical_schedules): Rewritten.
28692 (graphite_transform_loops): Move build_scop_canonical_schedules
28693 after build_scop_iteration_domain.
28695 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28696 Tobias Grosser <tobi.grosser@amd.com>
28698 * graphite.c (add_conditions_to_domain): Add the loops to
28699 the dimension of the iteration domain. Do copy the domain
28700 only when it exists.
28701 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28702 (add_conditions_to_constraints): New.
28703 (can_generate_code_stmt, can_generate_code): Removed.
28704 (gloog): Do not call can_generate_code.
28705 (graphite_transform_loops): Call add_conditions_to_constraints
28706 after building the iteration domain.
28708 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28710 PR tree-optimization/38789
28711 * tree-ssa-threadedge.c
28712 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28713 __builtin_constant_p.
28715 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28717 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28718 examined before deleting them.
28720 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28722 * function.c (aggregate_value_p): Correctly extract the function
28723 type from CALL_EXPR_FN lookup.
28725 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28727 * config/picochip/picochip.c (picochip_override_options): Revert
28728 CFI asm flag disable commited previously.
28730 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28731 Tobias Grosser <tobi.grosser@amd.com>
28732 Jan Sjodin <jan.sjodin@amd.com>
28734 * graphite.c (scan_tree_for_params): On substractions negate
28735 all the coefficients of the term.
28736 (clast_to_gcc_expression_red): New. Handle reduction expressions
28737 of more than two operands.
28738 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28739 (get_vdef_before_scop): Handle also the case of default definitions.
28741 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28743 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28744 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28745 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28747 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28748 Joey Ye <joey.ye@intel.com>
28750 PR middle-end/37843
28751 * cfgexpand.c (expand_stack_alignment): Don't update stack
28752 boundary nor check incoming stack boundary here.
28753 (gimple_expand_cfg): Update stack boundary and check incoming
28754 stack boundary here.
28756 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28758 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28760 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28762 PR rtl-optimization/38245
28763 * calls.c (expand_call): Add stack arguments to
28764 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28765 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28766 in regs and partially in memory or BLKmode arguments.
28767 (emit_library_call_value_1): Add stack arguments to
28768 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28769 ACCUMULATE_OUTGOING_ARGS).
28770 * dce.c: Include tm_p.h.
28771 (find_call_stack_args): New function.
28772 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28774 (mark_insn): Call find_call_stack_args for CALL_Ps.
28775 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28776 forwards. Allocate and free arg_stores bitmap if needed, pass it
28777 down to deletable_insn_p, don't mark stores set in arg_stores
28778 bitmap, clear the bitmap at the beginning of each bb.
28779 * Makefile.in (dce.o): Depend on $(TM_P_H).
28781 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28784 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28785 to make sure the insn is a conditional test (bug 22599). Reformat a
28788 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28790 PR middle-end/38431
28791 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28792 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28793 (gloog): Do not call cleanup_tree_cfg.
28794 (graphite_transform_loops): Call cleanup_tree_cfg after all
28795 scops have been code generated.
28797 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28798 * doc/gty.texi (Invoking the garbage collector): Added new node
28799 and section documenting ggc_collect.
28801 2009-01-14 Richard Guenther <rguenther@suse.de>
28803 PR tree-optimization/38826
28804 PR middle-end/38477
28805 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28806 initialization notes only if we actually emitted a warning.
28807 (intra_create_variable_infos): Add constraints for a result decl
28808 that is passed by hidden reference.
28809 (build_pred_graph): Mark all related variables non-direct on
28812 2009-01-14 Nick Clifton <nickc@redhat.com>
28814 * ira-conflicts.c: Include addresses.h for the definition of
28816 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28817 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28819 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28822 * Makefile.in (ira-lives.o): Add except.h.
28824 * ira-lives.c: Include except.h.
28825 (process_bb_node_lives): Process can_throw_internal.
28827 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28829 PR rtl-optimization/38774
28830 * combine.c (simplify_set): When undoing cc_use change, don't do
28831 PUT_CODE on the newly created comparison, but instead put back the
28834 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28836 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28837 values. Remove duplicate arm8 entry.
28839 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28841 PR tree-optimization/38786
28842 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28843 the SSA_NAME case of expand_scalar_variables_expr.
28844 Set the type of an expression to the type of its assign statement.
28845 (expand_scalar_variables_expr): Also gather the scalar computation
28846 used to index the memory access. Do not pass loop_p.
28847 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28848 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28849 the gimple_stmt_iterator where it inserts new code.
28850 Do not pass loop_p.
28851 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28852 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28854 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28856 * graphite.h (debug_value): Removed.
28857 * graphite.c (debug_value): Removed.
28859 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28861 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28862 ldrd/strd with two 32-bit instructions.
28864 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28866 * config/arm/arm.c (struct processors): Pass for speed down into
28867 cost helper functions.
28868 (const_ok_for_op): Handle COMPARE and inequality nodes.
28869 (arm_rtx_costs_1): Rewrite.
28870 (arm_size_rtx_costs): Update prototype.
28871 (arm_rtx_costs): Pass speed down to helper functions.
28872 (arm_slowmul_rtx_costs): Rework cost calculations.
28873 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28874 (arm_9e_rtx_costs): Likewise.
28876 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28878 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28879 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28880 (alpha_legitimize_address): Do not split local symbols wider than
28881 UNITS_PER_WORD into HIGH/LO_SUM parts.
28883 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28886 * gcc.c (process_command): Replace call to execvp with calls
28887 to pex_one and exit.
28889 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28892 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28893 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28894 variant for devices with 3-byte PC.
28895 (__tablejump_elpm__): New.
28897 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28900 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28901 offsetof member-designator, handle it as `[0].'.
28903 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28905 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28906 function when not using named sections on targets with named sections
28907 if branch distance is less than 262132.
28909 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28911 * combine.c (combine_instructions): Recompute
28912 optimize_this_for_speed_p for each BB in the main combine loop.
28914 2009-01-12 Tomas Bily <tbily@suse.cz>
28917 * tree-loop-distribution.c (prop_phis): New function.
28918 (generate_builtin): Call prop_phis.
28920 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28922 PR tree-optimization/38807
28923 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28924 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28926 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28928 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28929 subreg of op0 to the original op0.
28931 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28933 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28935 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28938 * mips-tfile.c (parse_def): Fix parsing of def strings
28939 starting with digits.
28941 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28944 * config/arm/arm.c (arm_is_long_call_p): Don't call
28945 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28947 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28949 * regrename.c (regrename_optimize): Fix dumping.
28950 (find_oldest_value_reg): Preserve REG_POINTER.
28951 (copy_hardreg_forward_1): Likewise.
28953 2009-01-09 Diego Novillo <dnovillo@google.com>
28955 * gimple.h (struct gimple_statement_base) <uid>: Document
28956 the restrictions on its use.
28957 (gimple_uid): Tidy.
28958 (gimple_set_uid): Tidy.
28960 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28962 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28963 zero guard even if align_bytes != 0 and count is smaller than
28966 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28968 PR rtl-optimization/38495
28969 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28970 (add_range_and_copies_from_move_list): Print all added ranges.
28971 Add ranges to memory optimized destination.
28973 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28977 * config/i386/i386.c (override_options): Reject
28978 -mstringop-strategy=rep_8byte with -m32.
28979 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28980 to 1. Do count comparison against epilogue_size_needed at compile
28981 time even when count_exp was constant forced into register. For
28982 size_needed don't jump to epilogue, instead just avoid aligning
28983 and invoke the body algorithm. If need_zero_guard, add zero guard
28984 even if count is non-zero, but smaller than size_needed + number of
28985 bytes that could be stored for alignment.
28986 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28987 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28988 but smaller than size_needed + number of bytes that could be stored
28989 for alignment. Compare size_needed with epilogue_size_needed instead
28990 of desired_align - align, don't adjust size_needed, pass
28991 epilogue_size_needed to the epilogue expanders.
28994 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28996 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28998 * pa.c (last_address): Change to unsigned.
28999 (update_total_code_bytes): Change argument to unsigned. Don't
29000 check if insn addresses are set.
29001 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
29002 addresses are not set.
29003 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
29005 2009-01-09 Nick Clifton <nickc@redhat.com>
29007 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29008 DECL_DECLARED_INLINE_P.
29010 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29012 PR middle-end/38347
29013 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29014 GET_MODE (op0) in operand_subword_force calls.
29016 PR middle-end/38771
29017 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29018 fold_convert arg0 operands to TREE_TYPE (op0) first.
29020 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29022 * params.def (ira-max-conflict-table-size): Decrease default value
29025 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29027 PR tree-optimization/37031
29028 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29030 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29031 allocate it using gc instead of heap, use VEC_quick_push instead of
29033 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29034 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29035 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29036 allocated vector from heap allocated.
29037 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29038 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29039 vector only after perfect_loop_nest_depth call.
29041 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29042 Jan Sjodin <jan.sjodin@amd.com>
29044 PR tree-optimization/38559
29045 * graphite.c (debug_value, copy_constraint,
29046 swap_constraint_variables, scale_constraint_variable, ): New.
29047 (get_lower_bound, get_upper_bound): Removed.
29048 (graphite_trans_bb_strip_mine): Clean up this code that works
29049 only for constant number of iterations. Fully copy upper and
29050 lower bound constraints, not only the constant part of them.
29051 * graphite.h (debug_value): Declared.
29053 2009-01-08 Ira Rosen <irar@il.ibm.com>
29055 PR tree-optimization/37194
29056 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
29057 Don't add the cost of cost model guard in prologue to scalar
29058 outside cost in case of known number of iterations.
29060 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
29061 Alan Modra <amodra@bigpond.net.au>
29063 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
29064 non-word-aligned REG+CONST addressing.
29066 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29069 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
29070 free_after_compilation when outputting a thunk.
29071 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
29072 Do not call free_after_compilation here.
29074 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29076 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
29077 (ix86_valid_target_attribute_inner_p): Ditto.
29079 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
29081 PR tree-optimization/38492
29082 PR tree-optimization/38498
29083 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
29084 * tree-chrec.h (scev_is_linear_expression): Declared.
29085 * graphite.c (graphite_cannot_represent_loop_niter): New.
29086 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
29087 (graphite_loop_normal_form): Use gcc_assert.
29088 (scan_tree_for_params): Use CASE_CONVERT.
29089 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
29090 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
29091 Use gcc_assert. Discard scops that contain unhandled cases.
29092 (build_scop_conditions): Return a boolean status for unhandled cases.
29093 (strip_mine_profitable_p): Print the loop number, not its depth.
29094 (is_interchange_valid): Pass the depth of the loop nest, don't
29095 recompute it wrongly.
29096 (graphite_trans_bb_block): Same.
29097 (graphite_trans_bb_block): Print tentative of loop blocking.
29098 (graphite_trans_scop_block): Do not print that the loop has been
29100 (graphite_transform_loops): Do not handle scops that contain condition
29103 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
29105 AVX Programming Reference (December, 2008)
29106 * config/i386/avxintrin.h (_mm256_stream_si256): New.
29107 (_mm256_stream_pd): Likewise.
29108 (_mm256_stream_ps): Likewise.
29110 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
29111 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
29112 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
29113 (bdesc_special_args): Add __builtin_ia32_movntdq256,
29114 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
29115 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
29116 (ix86_expand_special_args_builtin): Likewise.
29118 * config/i386/sse.md (AVXMODEDI): New.
29119 (avx_movnt<mode>): Likewise.
29120 (avx_movnt<mode>): Likewise.
29121 (<sse>_movnt<mode>): Remove AVX support.
29122 (sse2_movntv2di): Likewise.
29124 2009-01-07 Richard Guenther <rguenther@suse.de>
29126 PR middle-end/38751
29127 * fold-const.c (extract_muldiv): Remove obsolete comment.
29128 (fold_plusminus_mult_expr): Undo MINUS_EXPR
29129 to PLUS_EXPR canonicalization for the canonicalization.
29131 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
29133 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
29134 hosted cross-compilers generating less efficient code.
29136 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29138 * function.h (rtl_data): Add a dbr_scheduled_p field.
29139 * reorg.c (dbr_schedule): Set it.
29140 (gate_handle_delay_slots): Check it.
29141 * config/mips/mips.c (mips_base_delayed_branch): Delete.
29142 (mips_reorg): Check flag_delayed_branch instead of
29143 mips_base_delayed_branch.
29144 (mips_override_options): Don't set mips_base_delayed_branch
29145 or flag_delayed_branch.
29147 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29149 PR rtl-optimization/38426.
29150 * ira.c (ira): Set current_function_is_leaf earlier.
29152 2009-01-06 Jakub Jelinek <jakub@redhat.com>
29154 PR rtl-optimization/38722
29155 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
29156 too early, only set a flag and modify after last possible
29159 2009-01-06 Janis Johnson <janis187@us.ibm.com>
29162 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
29163 * real.c (decimal_single_format): Correct values of emin and emax.
29164 (decimal_double_format): Ditto.
29165 (decimal_quad_format): Ditto.
29166 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
29167 computation of DECnn_MIN and DECnn_MAX for corrected values of
29168 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
29169 __DECnn_MIN__, and adjust its computation for the corrected value
29172 2009-01-06 Jan Hubicka <jh@suse.cz>
29175 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
29177 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
29179 * doc/contrib.texi (Contributors): Slightly adjust the end note.
29180 Add Robert Clark to the list of testers.
29182 2009-01-06 Jan Hubicka <jh@suse.cz>
29183 Kai Tietz <kai.tietz@onevision.com>
29185 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
29186 * config/i386/i386.c (ix86_expand_call): Add clobbers.
29188 2009-01-06 Jan Hubicka <jh@suse.cz>
29189 Kai Tietz <kai.tietz@onevision.com>
29191 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
29193 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
29194 (ix86_nsaved_regs): Count only general purpose regs.
29195 (ix86_nsaved_sseregs): New.
29196 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
29197 to 16 for w64; compute padding and size of sse reg save area.
29198 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
29199 general purpose regs.
29200 (ix86_emit_save_sse_regs_using_mov): New.
29201 (ix86_expand_prologue): Save SSE regs if needed.
29202 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
29203 (ix86_emit_restore_sse_regs_using_mov): New.
29204 (ix86_expand_epilogue): Save SSE regs if needed.
29206 2009-01-06 Jan Hubicka <jh@suse.cz>
29207 Kai Tietz <kai.tietz@onevision.com>
29209 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
29210 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
29211 functions when accumulate outgoing args is off.
29213 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29216 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29217 before using pseudos_have_intersected_live_ranges_p.
29219 * ira-int.h (ira_assert): Always define.
29221 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29223 AVX Programming Reference (December, 2008)
29224 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29225 (_mm256_permute2_pd): Likewise.
29226 (_mm_permute2_ps): Likewise.
29227 (_mm256_permute2_ps): Likewise.
29228 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29229 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29231 * config/i386/i386.c (ix86_builtins): Remove
29232 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29233 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29234 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29235 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29236 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29237 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29238 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29239 __builtin_ia32_vpermil2ps256.
29240 (ix86_init_mmx_sse_builtins): Updated.
29241 (ix86_expand_args_builtin): Likewise.
29243 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29245 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29246 long absolute calls when generating PA 2.0 code.
29248 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29250 PR rtl-optimization/38583
29251 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29253 * params.def (ira-max-conflict-table-size): New.
29255 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29257 * ira.h (ira_conflicts_p): New external definition.
29259 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29260 table. Report this. Return result of building.
29261 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29262 building conflict table.
29264 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29265 (ira_color): Use ira_conflicts_p.
29267 * global.c: Include ira.h.
29268 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29271 * Makefile.in (global.o): Add ira.h.
29273 * ira-build.c (mark_all_loops_for_removal,
29274 propagate_some_info_from_allocno): New.
29275 (remove_unnecessary_allocnos): Call
29276 propagate_some_info_from_allocno.
29277 (remove_low_level_allocnos): New.
29278 (remove_unnecessary_regions): Add parameter. Call
29279 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29280 parameter to remove_unnecessary_regions.
29281 (ira_build): Remove all regions but root if the conflict table was
29282 not built. Update conflict hard regs for allocnos crossing calls.
29284 * ira.c (ira_conflicts_p): New global.
29285 (ira): Define and use ira_conflicts_p.
29287 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29288 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29289 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29291 2009-01-06 Ben Elliston <bje@au.ibm.com>
29293 * gengtype-lex.l (YY_NO_INPUT): Define.
29295 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29298 * c-common.c (handle_vector_size_attribute): Also reject
29299 BOOLEAN_TYPE types.
29301 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29303 PR tree-optimization/38492
29304 * graphite.c (rename_map_elt, debug_rename_elt,
29305 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29306 rename_map_elt_info, eq_rename_map_elts,
29307 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29308 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29309 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29310 (sese_build_livein_liveouts): New.
29311 (new_sese, free_sese): New.
29312 (new_scop): Call new_sese.
29313 (free_scop): Call free_sese.
29314 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29315 (register_old_new_names): Renamed register_old_and_new_names.
29316 (register_scop_liveout_renames, add_loop_exit_phis,
29317 insert_loop_close_phis, struct igp,
29318 default_liveout_before_guard, add_guard_exit_phis,
29319 insert_guard_phis, copy_renames): New.
29320 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29321 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29322 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29323 (scop_adjust_phis_for_liveouts): New.
29324 (gloog): Call scop_adjust_phis_for_liveouts.
29326 * graphite.h (struct sese): Documented. Added fields liveout,
29327 num_ver and livein.
29328 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29329 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29330 (struct scop): Added field liveout_renames.
29331 (SCOP_LIVEOUT_RENAMES): New.
29333 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29335 PR tree-optimization/38510
29336 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29337 (translate_clast): Call recompute_all_dominators before
29339 (gloog): Call recompute_all_dominators before graphite_verify.
29341 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29342 Jan Sjodin <jan.sjodin@amd.com>
29344 PR tree-optimization/38500
29345 * graphite.c (create_sese_edges): Call fix_loop_structure after
29348 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29350 * config.gcc: Add m32r*-*-rtems*.
29351 * config/m32r/rtems.h: New file.
29353 2009-01-05 Ben Elliston <bje@au.ibm.com>
29355 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29356 (.po.pox): Likewise.
29357 (po/gcc.pot): Likewise.
29359 2009-01-04 David S. Miller <davem@davemloft.net>
29361 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29362 (STARTING_FRAME_OFFSET): Always set to zero.
29364 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29366 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29367 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29368 fixed-point types, and vectors of the same.
29370 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29372 * config/mips/sync.md (*mb_barrier): Rename to...
29373 (*memory_barrier): ...this.
29375 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29377 * doc/extend.texi (Function Attributes): Move @cindex after @item
29378 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29379 and put in alphabetical order. Fix 'target' name and put in order.
29380 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29383 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29385 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29386 (memory_barrier): Expand as unspec instead of unspec_volatile.
29387 Remove mem:BLK from insn operands. Use Pmode scratch register.
29388 (*memory_barrier): Define as unspec instead of unspec_volatile.
29389 Use (match_dup 0) as input operand.
29391 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29392 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29393 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29394 scratch register. Remove operand 1.
29395 (*stbar): Define as unspec instead of unspec_volatile.
29396 Use (match_dup 0) as input operand, remove (const_int 8).
29397 (*membar): Define as unspec instead of unspec_volatile.
29398 Use (match_dup 0) as input operand, remove input operand 2.
29400 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29401 (memory_barrier): Expand as unspec instead of unspec_volatile.
29402 Remove mem:BLK from insn operands. Use Pmode scratch register.
29403 (*memory_barrier): Define as unspec instead of unspec_volatile.
29404 Use (match_dup 0) as input operand.
29406 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29407 Remove mem:BLK from insn operands. Use Pmode scratch register.
29408 Set volatile flag on operand 0.
29409 (*memory_barrier): New insn pattern.
29411 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29413 (*memory_barrier): Use (match_dup 0) as input operand.
29415 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29416 Remove mem:BLK from insn operands. Use Pmode scratch register.
29417 Set volatile flag on operand 0.
29418 (*mb_internal): New insn pattern.
29420 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29422 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29424 PR middle-end/38586
29425 * function.c (struct temp_slot): Move to the section of the file
29426 that deals with temp slots. Remove field 'address'.
29427 (temp_slot_address_table): New hash table of address -> temp slot.
29428 (struct temp_slot_address_entry): New struct, items for the table.
29429 (temp_slot_address_compute_hash, temp_slot_address_hash,
29430 temp_slot_address_eq, insert_temp_slot_address): Support functions
29432 (find_temp_slot_from_address): Rewrite to use the new hash table.
29433 (remove_unused_temp_slot_addresses): Remove addresses of temp
29434 slots that have been made available.
29435 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29436 worker function for remove_unused_temp_slot_addresses.
29437 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29438 Add the temp slot address to the address -> temp slot map.
29439 (update_temp_slot_address): Update via insert_temp_slot_address.
29440 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29441 (pop_temp_slots): Likewise.
29442 (init_temp_slots): Allocate the address -> temp slot map, or empty
29443 the map if it is already allocated.
29444 (prepare_function_start): Initialize temp slot processing.
29446 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29448 PR middle-end/38584
29449 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29450 Calculate the size of all stack vars assuming no packing of stack
29451 vars will happen, replacing a quadratic algorithm with a linear one.
29453 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29456 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29459 2009-01-03 Diego Novillo <dnovillo@google.com>
29461 * doc/contrib.texi: Update contributions.
29463 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29466 * builtins.c (fold_builtin_memory_op): Give up if either operand
29467 is volatile. Set srctype or desttype to non-qualified version
29471 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29472 and FUNCTION_DECLs.
29474 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29476 PR rtl-optimization/35805
29477 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29478 problem if fast dce is able to remove any instructions.
29479 * dce.c (dce_process_block): Fix dump message.
29481 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29484 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29486 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29488 PR middle-end/38690
29489 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29490 * tree-pretty-print.c (op_code_prio): New function.
29491 (op_prio): No longer static. Use op_code_prio.
29492 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29493 Use op_prio and op_code_prio to determine if () should be
29494 printed around operand(s) or not.
29496 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29497 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29498 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29499 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29500 pp_character instead of pp_string for single letter printing.
29502 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29504 * doc/extend.texi: Fix '#pragma GCC option' typo.
29506 2009-01-02 Richard Guenther <rguenther@suse.de>
29508 * doc/install.texi (--enable-checking): Mention different
29509 default for stage1.
29510 (--enable-stage1-checking): Document.
29512 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29514 PR middle-end/30142
29515 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29516 case to be an error.
29518 2009-01-02 Ben Elliston <bje@au.ibm.com>
29520 * config/fp-bit.h (pack_d): Constify argument.
29521 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29522 (isnan): Constify argument.
29524 (iszero): Likewise.
29525 (pack_d): Likewise.
29526 (_fpadd_parts): Constify return type.
29527 (_fpmul_parts): Likewise.
29528 (_fpdiv_parts): Likewise.
29530 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29533 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29534 warn about overwriting initializer with side-effects or
29535 -Woverride-init if !IMPLICIT.
29536 (output_init_element): Likewise. Pass IMPLICIT down to
29538 (process_init_element): Add IMPLICIT argument. Pass it down
29539 to output_init_element.
29540 (push_init_element, pop_init_level, set_designator): Adjust
29541 process_init_element callers.
29542 (set_nonincremental_init, set_nonincremental_init_from_string):
29543 Adjust add_pending_init callers.
29544 (output_pending_init_elements): Adjust output_init_element callers.
29545 * c-tree.h (process_init_element): Adjust prototype.
29546 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29547 process_init_element callers.
29550 Copyright (C) 2009 Free Software Foundation, Inc.
29552 Copying and distribution of this file, with or without modification,
29553 are permitted in any medium without royalty provided the copyright
29554 notice and this notice are preserved.