1 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
3 * cfgloopmanip.c (duplicate_subloops): Export.
4 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
5 (transform_to_exit_first_loop): Duplicate bbs starting from
6 header up to loop->latch instead of exit->src.
7 Initialize control variable to the correct number of iterations.
8 (gather_scalar_reductions): Do not register double reductions.
9 (parallelize_loops): Dump which loop is tested.
10 Indicate whether the parallelized loop is inner or not.
11 Remove the innermost-loop requirement.
12 * cfgloop.h (duplicate_subloops): Export.
13 * tree-cfg.c (add_phi_args_after_redirect): New function.
14 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
15 Call duplicate_subloops.
16 Update number of iterations at the exit condition.
17 Don't redirect nexits always to the loop exit.
18 Redirect copied edges from latch to the loop exit.
19 * testsuite/libgomp.graphite/force-parallel-2.c: Adjust scan.
20 * testsuite/gcc.dg/autopar/outer-1.c: New testcase.
21 * testsuite/gcc.dg/autopar/outer-2.c: New testcase.
22 * testsuite/gcc.dg/autopar/outer-3.c: New testcase.
23 * testsuite/gcc.dg/autopar/outer-4.c: New testcase.
24 * testsuite/gcc.dg/autopar/outer-5.c: New testcase.
25 * testsuite/gcc.dg/autopar/outer-6.c: New testcase.
27 2009-10-22 Jan Hubicka <jh@suse.cz>
29 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
31 * ipa-inline.c (cgraph_mark_inline_edge,
32 cgraph_decide_inlining_of_small_function,
33 cgraph_decide_inlining, inline_read_summary): Disable indirect inlining
34 for WPA for time being.
36 PR tree-optimize/40556
37 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
39 2009-10-22 Richard Guenther <rguenther@suse.de>
41 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
42 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
44 2009-10-22 Jan Hubicka <jh@suse.cz>
47 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
49 (check_call): Handle only indirect calls.
50 (propagate_bits): Update comment.
51 (write_node_summary_p): Turn bogus check to assert.
52 (ipa_reference_write_summary): Stream calls_read_all properly.
53 (ipa_reference_read_summary): Stream in calls_read_all properly.
54 (read_write_all_from_decl): New function.
55 (propagate): Handle OVERWRITABLE nodes and external calls here.
56 * ipa-pre-const.c (check_call): In IPA mode handle indirect calls
58 (analyze_function): Do not check visibility here.
59 (add_new_function): We summary OVERWRITABLE too.
60 (generate_summary): Stream OVERWRITABLE nodes too.
61 (propagate): Handle external calls and OVERWRITABLE nodes here.
62 (local_pure_const): Check visibility here.
64 2009-10-22 Jan Hubicka <jh@suse.cz>
66 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
67 (pass_ipa_cp): Register them.
68 (ipcp_init_stage): Analyze all functions for whopr/lto.
69 (ipcp_propagate_stage): Skip external calls.
70 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
71 * ipa-reference.c (write_node_summary_p): Fix thinko about availability.
72 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
73 when in ltrans, skip executing of ipa passes since everything should've
75 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
76 (inline_generate_summary): Likewise.
77 (inline_read_summary): New function.
78 (inline_write_summary): New function.
79 (pass_ipa_inline): Register new hooks.
80 * ipa-prop.c: Inlcude lto-streamer.h
81 (ipa_edge_args_vector): Update declaration.
82 (ipa_count_arguments, ipa_compute_jump_functions,
83 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
84 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
85 ipa_read_node_info): New static functions.
86 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
87 (duplicate_array): Use xmalloc.
88 (duplicate_ggc_array): New.
89 (ipa_edge_duplication_hook): Use it.
90 (ipa_update_after_lto_read): New function.
91 * ipa-prop.h (ipa_prop_write_jump_functions,
92 ipa_prop_read_jump_functions): Declare.
93 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
94 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
95 (ipa_edge_args_vector): Move into GGC.
96 (ipa_check_create_edge_args): Update.
97 (ipa_update_after_lto_read): New.
98 * passes.c (ipa_write_summaries_1): When in wpa, do not write summaries.
99 (ipa_read_summaries): When in ltrans, so not read summaries.
100 * lto-streamer.c (lto_get_section_name): Add LTO_section_jump_functions.
101 * lto-streamer.h (LTO_section_jump_functions): New section.
102 (produce_asm): Declare.
103 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
104 * lto-streamer-out.c (produce_asm): Export.
105 * lto-streamer-in.c: Include tree-pass.h
106 (input_function): Free dominance info when done.
107 (lto_read_body): Push ipa_inline in ltrans stage.
108 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
109 * Makefile.in (GTFILES): Add ipa-prop.h
111 2009-10-22 Matthias Klose <doko@ubuntu.com>
113 * doc/install.texi: Document --enable-browser-plugin.
115 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
117 * doc/invoke.texi (fira-loop-pressure): Update default value.
118 * opts.c (decode_options): Remove default value setting for
119 flag_ira_loop_pressure.
120 * config/ia64/ia64.c (ia64_override_options): Set
121 flag_ira_loop_pressure up for -O3.
122 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
124 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
126 PR tree-optimization/41497
127 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
128 chrec_dont_know if the evolution function returned by follow_ssa_edge
129 is constant in the analyzed loop and is not compatible with the
130 initial value before the loop.
131 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
133 2009-10-21 Joseph Myers <joseph@codesourcery.com>
135 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
137 2009-10-21 Jakub Jelinek <jakub@redhat.com>
140 * doc/invoke.texi: Document -print-multi-os-directory.
142 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
145 * gcc/config/darwin10.h: Use default_emit_unwind_label.
146 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
147 when darwin_emit_unwind_label is used.
149 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
151 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
154 2009-10-20 Richard Henderson <rth@redhat.com>
156 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
157 before emit_post_landing_pad.
159 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
161 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
162 Use when calling rtx_costs.
163 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
164 global optimize_size. Pass speed to mips_binary_cost.
166 2009-10-20 Jakub Jelinek <jakub@redhat.com>
168 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
171 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
173 * rtl.h (simplify_replace_fn_rtx): Declare.
174 (wrap_constant, unwrap_constant): Delete.
175 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
176 (expand_debug_expr): Don't call wrap_constant.
177 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
178 (auto_adjust_pair): Fold into...
179 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
180 Just return a new value.
181 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
182 otherwise use simplify_replace_rtx.
183 * cselib.c (wrap_constant): Reinstate old definition.
184 (cselib_expand_value_rtx_1): Don't wrap constants.
185 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
186 simplify_replace_rtx.
187 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
188 * reload1.c (reload): Skip all uses for an insn before adjusting it.
189 Use simplify_replace_rtx.
190 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
192 (simplify_replace_rtx): ...here. Turn into a wrapper for
193 simplify_replace_fn_rtx.
194 (simplify_unary_operation): Don't unwrap CONSTs.
195 * var-tracking.c (check_wrap_constant): Delete.
196 (vt_expand_loc_callback): Don't call it.
197 (vt_expand_loc): Likewise.
199 2009-10-20 Pascal Obry <obry@adacore.com>
200 Eric Botcazou <ebotcazou@adacore.com>
202 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
204 2009-10-20 Michael Matz <matz@suse.de>
206 * loop-invariant.c (create_new_invariant): Use different magic number.
208 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
211 * arm.c (arm_override_options): Forcibly disable hot/cold block
214 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
217 * haifa-sched.c (try_ready): Skip debug deps updating speculation
220 2009-10-20 Richard Guenther <rguenther@suse.de>
222 * ggc-page.c: Include cfgloop.h.
223 (struct max_alignment): Drop long double, add void *.
224 (extra_order_size_table): Add low non-power-of-two multiples
225 of MAX_ALIGNMENT. Drop small type-based entries, add
226 tree_type, cgraph_node and loop.
227 * alloc-pool.c (struct allocation_object_def): Drop long double
230 2009-10-20 Jakub Jelinek <jakub@redhat.com>
233 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
234 referenced just in DEBUG_INSNs.
236 2009-10-20 Richard Guenther <rguenther@suse.de>
239 * gimple.c (gimple_register_type): Make sure we register
240 the types main variant first.
242 2009-10-20 Richard Guenther <rguenther@suse.de>
244 * gimple.c (gimple_types_compatible_p): Simplify. Move
245 cheap checks before hashtable queries. Add checks for
246 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
248 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
250 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
251 without size or with size that can't be represented as a host integer.
253 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
255 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
256 the removal of a debug stmt as a significant change.
258 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
260 * config/s390/s390.md: Added agen condition to operand
262 Added bypass for early address generation use of int results.
265 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
267 * config/i386/i386.c: Remove signal.h #include.
269 2009-10-20 Jie Zhang <jie.zhang@analog.com>
271 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
272 * doc/rtl.texi: Document ss_abs.
274 2009-10-19 Jakub Jelinek <jakub@redhat.com>
276 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
277 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
278 instead of C_LEX_RAW_STRINGS.
279 (lex_string): Handle CPP_UTF8STRING.
280 * c-parser.c (c_parser_postfix_expression): Likewise.
281 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
282 (C_LEX_STRING_NO_JOIN): ... this.
284 2009-10-19 Anatoly Sokolov <aesok@post.ru>
286 * config/cris/cris.c (cris_function_value, cris_libcall_value,
287 cris_function_value_regno_p): New functions.
288 (cris_promote_function_mode): Update comment.
289 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
290 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
291 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
292 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
294 2009-10-19 Jakub Jelinek <jakub@redhat.com>
296 * unwind-dw2.c (execute_stack_op): Fix operand order for
297 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
299 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
301 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
302 (lower_stmt) <GIMPLE_BIND>: Add comment.
303 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
305 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
306 Otherwise lower it and set cannot_fallthru to true.
307 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
308 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
309 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
310 to true for a noreturn call. Do not remove statements.
311 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
312 Set cannot_fallthru to false on function exit.
313 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
314 <GIMPLE_ASSIGN>: Remove.
316 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
318 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
320 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
322 * config/s390/s390.c (s390_z10_optimize_cmp): Use
323 next/prev_active_insn to skip DEBUG_INSNs as well.
325 2009-10-19 Joseph Myers <joseph@codesourcery.com>
327 * config/arm/arm.c (output_move_neon): Use DImode in call to
330 2009-10-19 Matthias Klose <doko@ubuntu.com>
333 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
335 2009-10-19 Jakub Jelinek <jakub@redhat.com>
337 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
339 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
342 * optabs.c (expand_binop): Make mode of shift count expression mode
343 of shift count not target.
346 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
348 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
349 case. Force using values to replace references within the statement.
350 (convert_local_reference_stmt): Likewise.
352 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
354 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
355 remove a subsequent GOTO or RETURN statement.
357 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
359 * config/avr.md (*movqi): Add zero as equally preferable constraint
363 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
365 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
367 2009-10-17 Richard Guenther <rguenther@suse.de>
369 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
371 2009-10-17 Richard Guenther <rguenther@suse.de>
373 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
374 operands in COMPONENT_REFs.
376 2009-10-17 Anatoly Sokolov <aesok@post.ru>
378 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
379 if not defined. Change type of second argument to const_rtx.
380 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
382 * targhooks.h (default_libcall_value): Update prototype.
383 * target.h (struct gcc_target): Change type of second argument of
384 libcall_value to const_rtx.
385 * config/arm/arm.c (arm_libcall_value): Change type of second argument
387 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
388 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
390 2009-10-17 Jakub Jelinek <jakub@redhat.com>
393 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
394 * cgraphunit.c (cgraph_optimize): Call it.
395 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
396 (dwarf2out_assembly_start): ... here. New hook.
397 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
398 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
400 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
401 * sdbout.c (sdb_debug_hooks): Likewise.
402 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
403 (vmsdbgout_assembly_start): New hook.
405 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
407 * rtl.h (RTL_LOCATION): Fix typo.
409 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
411 * print-rtl.c (print_rtx): Print locators in asm_operands
414 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
417 * sched-deps.c (depl_on_debug_p): New.
418 (attach_dep_link): Reject debug deps before nondebug deps.
419 (add_to_deps_list): Insert debug deps after nondebug deps.
420 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
422 (sd_add_dep): Do not reject debug deps.
423 (add_insn_mem_dependence): Don't count debug deps.
424 (remove_from_deps): Likewise.
425 (sched_analyze_2): Set up mem deps on debug insns.
426 (sched_analyze_insn): Record reg uses for deps on debug insns.
427 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
428 try_ready nondebug insn after debug insn.
429 * ddg.c (create_ddg_dep_from_intra_loop_link,
430 create_ddg_dep_no_link): Don't reject debug deps.
432 2009-10-16 Richard Guenther <rguenther@suse.de>
434 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
435 (maybe_merge_incomplete_and_complete_type): Likewise.
436 (lto_symtab_merge): Do not call them. Do not warn for
437 complete vs. incomplete compatible types.
438 (lto_symtab_merge_decls_2): Simplify.
439 * gimple.c (gimple_force_type_merge): Remove.
440 (gimple_types_compatible_p): Make it static.
441 * gimple.h (gimple_force_type_merge): Remove.
442 (gimple_types_compatible_p): Likewise.
444 2009-10-16 Jakub Jelinek <jakub@redhat.com>
446 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
447 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
449 2009-10-16 Richard Guenther <rguenther@suse.de>
451 PR tree-optimization/41728
452 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
453 if fold_stmt did anything.
455 2009-10-16 Richard Guenther <rguenther@suse.de>
458 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
459 (maybe_fixup_handled_component): New function.
460 (input_gimple_stmt): Fixup mismatched decl replacements.
462 2009-10-16 Richard Guenther <rguenther@suse.de>
465 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
466 the same as VAR_DECL.
468 2009-10-16 Richard Guenther <rguenther@suse.de>
470 * gimple.c (iterative_hash_gimple_type): For integer types
471 also hash their minimum and maximum values and the string flag.
472 For array types hash their domain and the string flag.
474 2009-10-16 Richard Guenther <rguenther@suse.de>
476 * gimple.c (gimple_types_compatible_p): Restrict completing
477 types to record or unions. Simplify completion.
478 Do not merge records or unions with different
479 TYPE_STRUCTURAL_EQUALITY_P tag.
480 (iterative_hash_gimple_type): Restrict non-recursing into
481 pointer targets for records and unions.
483 2009-10-15 Jakub Jelinek <jakub@redhat.com>
486 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
487 * dwarf2out.c (mem_loc_descriptor): Don't handle
488 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
489 punt if it is not lowpart subreg or if inner mode isn't
492 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
494 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
495 investigating previous or next insns.
497 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
499 * tree-sra.c (build_ref_for_offset_1): Update comment.
501 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
503 * config/s390/s390.md (atype): Added missing values.
505 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
508 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
509 (casesi64p): Update pattern to reflect above.
511 2009-10-15 Steve Ellcey <sje@cup.hp.com>
513 PR rtl-optimization/41697
514 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
516 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
519 * config/rs6000/predicates.md: Update copyright year.
520 * config/rs6000/altivec.md: Ditto.
522 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
523 (MD_INCLUDES): Add a2.md.
525 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
526 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
527 (builtin_classify): New static vector to classify various builtins
528 to get the tree attributes correct.
529 (def_builtin): Set the attributes of builtins based on what the
530 builtin does (i.e. memory operation, floating point, saturation
531 need special attributes, others are pure functions).
533 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
535 (enum rs6000_builtins): Include rs6000-builtin.def to define the
536 builtins. Change the end marker to MAX_RS6000_BUILTINS from
537 RS6000_BUILTIN_COUNT.
538 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
541 * config/rs6000/rs6000-builtin.def: New file that combines the
542 builtin enumeration name and attributes.
544 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
546 * config/i386/linux.h (ASM_SPEC): Add --32.
548 2009-10-15 Jakub Jelinek <jakub@redhat.com>
550 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
551 and DW_TAG_template_alias.
552 (dwarf_attr_name): Handle DW_AT_main_subprogram,
553 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
554 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
555 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
556 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
557 and DW_AT_GNU_odr_signature.
558 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
559 DW_FORM_flag_present and DW_FORM_ref_sig8.
560 (output_signature): Only print name on the first byte.
561 (output_die): Likewise for dw_val_class_data8.
563 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
565 * doc/invoke.texi: Clarify that most optimizations are not enabled
568 2009-10-15 Richard Guenther <rguenther@suse.de>
571 * gimple.c (compare_type_names_p): Handle anonymous names
572 differently based on new mode argument.
573 (gimple_types_compatible_p): For structs also compare the tags.
574 (iterative_hash_type_name): Rename to ...
575 (iterative_hash_name): ... this. Hash all names.
576 (iterative_hash_gimple_type): Fix hashing the struct tag of
577 pointer targets. Hash field decl names.
579 2009-10-15 Richard Guenther <rguenther@suse.de>
582 * gimple.c (gimple_get_alias_set): Avoid recursing on
583 invalid type topology.
585 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
587 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
589 2009-10-15 Richard Guenther <rguenther@suse.de>
591 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
593 2009-10-15 Jakub Jelinek <jakub@redhat.com>
595 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
596 add --with-tune{,-32,-64} configured default for -mtune if explicit
599 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
601 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
603 2009-10-14 DJ Delorie <dj@redhat.com>
605 * config/h8300/h8300.c (F): New.
607 (h8300_emit_stack_adjustment): Call them.
609 (h8300_push_pop): Likewise.
610 (h8300_expand_prologue): Likewise.
611 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
612 (MUST_USE_SJLJ_EXCEPTIONS): Define.
613 (INCOMING_RETURN_ADDR_RTX): Define.
614 (INCOMING_FRAME_SP_OFFSET): Define.
615 (DWARF_CIE_DATA_ALIGNMENT): Define.
617 2009-10-14 Jakub Jelinek <jakub@redhat.com>
619 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
620 fields in builtin structs.
621 (finalize_record_size): Likewise.
623 2009-10-14 Richard Guenther <rguenther@suse.de>
625 * gimple.c (gtc_ob): New global.
626 (struct type_pair_d): Replace pointers with type UIDs.
627 (type_pair_hash): Adjust.
628 (type_pair_eq): Likewise.
629 (lookup_type_pair): Likewise. Allocate from an obstack.
630 (gimple_force_type_merge): Adjust.
631 (gimple_types_compatible_p): Likewise.
632 (free_gimple_type_tables): Free the obstack.
634 2009-10-14 Jakub Jelinek <jakub@redhat.com>
636 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
637 stmts setting DEBUG_EXPR_DECLs.
639 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
640 Don't crash if mode1 is VOIDmode.
642 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
644 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
645 * params.h (IRA_LOOP_RESERVED_REGS): New.
646 * tree-pass.h (pass_subregs_of_mode_init,
647 pass_subregs_of_mode_finish): Remove.
648 * passes.c (pass_subregs_of_mode_init,
649 pass_subregs_of_mode_finish): Remove.
650 (pass_reginfo_init): Move before loop optimizations.
651 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
652 * common.opt (fira-loop-pressure): New.
653 * toplev.h (flag_ira_loop_pressure): New.
654 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
655 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
656 Make external and void type functions.
657 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
658 pass_subregs_of_mode_finish): Remove.
659 * ira-costs.c (init_costs): Call init_subregs_of_mode.
660 * regmove.c: Include ira.h.
661 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
662 register pressure calculation in loops.
663 * loop-invariant.c: Include REGS_H and ira.h.
664 (struct loop_data): New members max_reg_pressure, regs_ref, and
666 (struct invariant): New member orig_regno.
667 (curr_loop): New variable.
668 (find_exits): Initialize regs_ref and regs_live.
669 (create_new_invariant): Initialize orig_regno.
670 (get_cover_class_and_nregs): New.
671 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
672 array. Add code for flag_ira_loop_pressure.
673 (gain_for_invariant): Make new_regs an array. Add code for
674 flag_ira_loop_pressure.
675 (best_gain_for_invariant): Ditto.
676 (set_move_mark): New parameter gain. Use it for debugging output.
677 (find_invariants_to_move): Make regs_needed and new_regs an array.
678 Add code for flag_ira_loop_pressure.
679 (move_invariant_reg): Set up orig_regno.
680 (move_invariants): Set up reg classes for pseudos for
681 flag_ira_loop_pressure.
682 (free_loop_data): Clear regs_ref and regs_live.
683 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
684 get_regno_cover_class, change_pressure, mark_regno_live,
685 mark_regno_death, mark_reg_store, mark_reg_clobber,
686 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
687 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
688 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
689 register pressure calculation in loops if new regs were added.
690 Call finish_subregs_of_mode.
691 * opts.c (decode_options): Set up flag_ira_loop_pressure.
692 * Makefile.in (loop-invariant.o): Add ira.h.
694 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
696 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
698 2009-10-14 Richard Guenther <rguenther@suse.de>
700 * lto-symtab.c (lto_symtab_compatible): Fold in ...
701 (lto_symtab_merge): ... here. Rewrite both to take the
702 prevailing and a to-be-merged entry and to queue diagnostics properly.
703 (lto_symtab_resolve_replaceable_p): New predicate for
705 (lto_symtab_resolve_can_prevail_p): Likewise.
706 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
707 handles merging commons by choosing the largest decl. Fold
708 in code that gives ODR errors.
709 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
711 (lto_symtab_merge_decls_1): Re-structure. Deal with the
712 case of no prevailing decl here. Diagnose mismatches
713 in object types here. Drop all but the prevailing decls.
714 (lto_symtab_prevailing_decl): Return the single prevailing decl.
715 * lto-streamer-in.c (lto_input_tree_ref): Deal with
716 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
718 2009-10-14 Richard Guenther <rguenther@suse.de>
721 * lto-streamer-in.c (input_bb): Replace debug stmts with
722 nops instead of dropping them.
724 2009-10-14 Nick Clifton <nickc@redhat.com>
726 * gcc/doc/extended.texi: Replace the dash character with @minus{}
727 in situations where it is being used as a minus symbol.
728 * gcc/doc/tm.texi: Likewise.
729 * gcc/doc/md.texi: Likewise.
731 2009-10-14 Jakub Jelinek <jakub@redhat.com>
733 PR preprocessor/41543
734 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
735 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
736 * tree.c: Include intl.h.
737 (expand_location): Handle BUILTINS_LOCATION.
738 * Makefile.in (tree.o): Depend on intl.h.
741 * dwarf2out.c (dwarf2out_var_location): Always clear
742 last_postcall_label when changing last_label.
744 2009-10-14 Pascal Obry <obry@adacore.com>
746 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
747 (process_command): Handle -E as done with -c and -S. Do not add
748 the target executable suffix to the output file when -E is used.
749 (main): Adjust error message accordingly.
751 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
757 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
759 (tree_code_size): Likewise.
761 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
763 * builtins.c (fold_builtin_1): Support complex "arc" functions.
764 * real.h (HAVE_mpc_arc): Define.
766 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
768 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
769 (struct builtin_description): Add fndecl field.
770 (bdesc): Remove const qualifier. Update initializer.
771 (sh_media_init_builtins): Remove const qualifier for d. Record
772 the result of add_builtin_function to the fndecl field.
773 (sh_builtin_decl): New.
774 (sh_media_builtin_decl): New.
776 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
779 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
780 requests between special registers.
782 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
784 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
786 2009-10-13 Richard Henderson <rth@redhat.com>
788 PR tree-optimization/41377
789 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
790 (cleanup_empty_eh_merge_phis): New change_region parameter;
791 pass it on to redirect_eh_edge_1. Update callers.
792 (cleanup_empty_eh_unsplit): Don't require an existing EH label
793 at the destination block.
795 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
797 * passes.c (register_pass): Replaced gcc_unreachable by
798 fatal_error on failure. Mentions plugins in comments & messages.
800 2009-10-13 Jakub Jelinek <jakub@redhat.com>
803 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
804 * sched-vis.c (print_value): Use it.
805 * cselib.c (cselib_hash_rtx): Likewise.
806 * print-rtl.c (print_rtx): Likewise.
807 * cfgexpand.c (expand_debug_rtx): Likewise.
808 * var-tracking.c (vt_expand_loc_callback): Likewise.
810 2009-10-13 Richard Guenther <rguenther@suse.de>
813 * opts.c (handle_option): Split out code to handle setting
814 the options flag var ...
815 (set_option): ... here.
816 * opts.h (set_option): Declare.
817 * lto-opts.c (register_user_option_p): Include -fexceptions
818 and all position independent code variants.
819 (handle_common_option): Remove.
820 (lto_reissue_options): Use set_option.
822 2009-10-13 Martin Jambor <mjambor@suse.cz>
824 PR tree-optimization/41661
825 * ipa-prop.c (compute_complex_pass_through): Allow only operations
826 that are tcc_comparisons or do not change the type in any
828 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
829 folding tcc_comparison operations.
831 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
833 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
836 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
842 * tree.def (DEBUG_EXPR_DECL): New.
843 * rtl.def (DEBUG_EXPR): New.
844 * gengtype.c (adjust_field_rtx_def): Handle it.
845 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
846 (insert_debug_temp_for_var_def): ... this. Drop support for
847 moving. Take iterator for def stmt; insert debug stmt before it.
848 Scan early for use count and kind in debug stmts.
849 (propagate_defs_into_debug_stmts): Rename to...
850 (insert_debug_temps_for_defs): ... this. Likewise.
851 * tree.h (DEBUG_TEMP_UID): New.
852 * tree.c (next_debug_decl_uid): New.
853 (make_node_stat): Count debug decls separately.
854 (copy_node_stat): Likewise.
855 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
856 * var-tracking.c (dv_is_decl_p): Recognize it.
857 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
858 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
859 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
860 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
861 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
862 (cselib_hash_rtx): Likewise.
863 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
864 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
866 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
867 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
868 * rtl.c (copy_rtx): Likewise.
869 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
870 * print-rtl.c (print_rtx): Likewise.
871 * sched-vis.c (print_value): Likewise.
872 (print_insn): Handle DEBUG_EXPR_DECL.
873 * tree-dump.c (dequeue_and_dump): Likewise.
874 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
875 * gimple-iterator (gsi_replace): Check for same lhs.
876 (gsi_remove): Insert debug temps.
877 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
878 (move_computations_stmt): Drop explicit propagation into debug stmts.
879 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
880 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
881 * tree-ssa-sink.c (statement_sink_location): Likewise.
882 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
883 * tree-ssanames.c (release_ssa_name): Adjust for rename.
884 * tree-flow.h: Likewise.
885 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
886 debug temps without values.
887 (eliminate_unnecessary_stmts): Don't discard just-inserted
890 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
893 * config/cris/cris.md (andu): Check that operand 1 is one of the
894 general registers. Fix typo in head comment.
896 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
898 * config/i386/i386.md (vswapmov): New.
899 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
900 (ix86_function_ms_hook_prologue): New.
901 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
902 * configure.ac: Test for swap suffix support in as.
903 * configure: Rebuild.
905 2009-10-12 Jakub Jelinek <jakub@redhat.com>
908 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
909 paradoxical subregs to prevent partial register stalls if the inner
910 mode is integer mode.
912 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
914 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
916 2009-10-12 Dodji Seketeli <dodji@redhat.com>
919 * gcc/dwarf2out.c (template_parameter_pack_die,
920 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
922 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
925 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
927 (maybe_register_def): Likewise. Take stmt iterator.
928 (rewrite_update_stmt): Take stmt iterator and pass it on.
929 (rewrite_update_enter_block): Pass stmt iterator.
931 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
933 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
934 (spu_builtin_decl): New function.
936 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/i386.md (SWIM): New mode iterator.
939 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
940 using SWIM mode iterator.
941 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
942 patterns using SWI48 mode iterator.
943 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
944 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
945 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
946 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
947 patterns using SWI248 mode iterator.
948 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
949 gen_x86_movdicc_0_m1_rex64 for renamed function
951 2009-10-11 Jose Ruiz <ruiz@adacore.com>
952 Eric Botcazou <ebotcazou@adacore.com>
955 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
956 * config/sparc/sol2-unwind.h: New file.
958 2009-10-11 Olivier Hainque <hainque@adacore.com>
959 Eric Botcazou <ebotcazou@adacore.com>
962 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
963 * config/i386/sol2-unwind.h: New file.
965 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
968 * config/i386/i386.md (addsi_1_zext): Get the proper second
971 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
973 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
974 all OLD_RTXes, not just REGs. Use copy_rtx to create the
977 2009-10-11 Richard Guenther <rguenther@suse.de>
979 * gimple.c (iterative_hash_type_name): Do not handle special
982 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
984 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
985 (*setcc_si_1_and): Ditto.
986 (*setcc_si_1_movzbl): Ditto.
987 (*setcc_<mode>_2): Ditto.
988 (*setcc_qi): Rename from *setcc_1.
989 (*setcc_qi_slp): Rename from *setcc_2.
991 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
992 (*zero_extendqisi2_movzbw_and splitter): Ditto.
994 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
995 "if" condition, there is already assert with reload_completed present.
997 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
999 * plugin.c (try_init_one_plugin): Improve constness of variable err.
1001 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
1003 * doc/install.texi (Final install): Refer to
1004 http://gcc.gnu.org/bugs/ for bug reporting.
1006 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
1008 * configure.ac: Add test for dci instruction.
1009 * configure: Regenerate.
1010 * config.in: Likewise.
1011 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
1012 * doc/invoke.texi: Add cpu_type 476 and 476fp.
1013 (-mmulhw): Add 476 to description.
1014 (-mdlmzb): Likewise.
1015 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
1016 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
1017 (processor_target_table): Add 476 and 476fp entries.
1018 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
1019 (rs6000_issue_rate): Add CPU_PPC476.
1020 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
1021 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
1022 (processor_type): Add PROCESSOR_PPC476.
1023 (EXTRA_SPECS): Add asm_cpu_476 string.
1024 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
1025 (define_attr "cpu"): Add ppc476.
1027 Update comments for 476.
1028 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
1029 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
1030 Update copyright year.
1031 * config/rs6000/476.md: New file.
1032 * config/rs6000/40x.md: Add description for "isel" attribute.
1033 Update copyright year.
1034 * config/rs6000/440.md: Likewise.
1035 * config/rs6000/603.md: Likewise.
1036 * config/rs6000/6xx.md: Likewise.
1037 * config/rs6000/7450.md: Likewise.
1038 * config/rs6000/7xx.md: Likewise.
1039 * config/rs6000/8540.md: Likewise.
1040 * config/rs6000/cell.md: Likewise.
1041 * config/rs6000/e300c2c3.md: Likewise.
1042 * config/rs6000/e500mc.md: Likewise.
1043 * config/rs6000/mpc.md: Likewise.
1044 * config/rs6000/power4.md: Likewise.
1045 * config/rs6000/power5.md: Likewise.
1046 * config/rs6000/power6.md: Likewise.
1047 * config/rs6000/power7.md: Likewise.
1048 * config/rs6000/rios1.md: Likewise.
1049 * config/rs6000/rios2.md: Likewise.
1050 * config/rs6000/rs64.md: Likewise.
1052 2009-10-10 Richard Guenther <rguenther@suse.de>
1054 PR tree-optimization/41654
1055 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1056 a cond expr before calling gimple_cond_set_condition_from_tree.
1057 (ifcombine_iforif): Likewise.
1059 2009-10-09 Ian Lance Taylor <iant@google.com>
1061 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1062 * configure: Rebuild.
1064 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1066 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1069 2009-10-09 Richard Guenther <rguenther@suse.de>
1072 * target-def.h (TARGET_BUILTIN_DECL): Define.
1073 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1074 * target.h (struct gcc_target): Add builtin_decl target hook.
1075 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1076 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1078 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1079 not gcc_unreachable.
1080 (lto_output_builtin_tree): Sorry if the target does not support
1081 streaming target builtins.
1082 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1083 (rs6000_builtin_decl): New function.
1084 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1085 (ix86_builtin_decl): New function.
1087 2009-10-09 Jakub Jelinek <jakub@redhat.com>
1089 PR preprocessor/41445
1090 * c-ppoutput.c (do_line_change): New function.
1091 (cb_line_change): Use it.
1092 (scan_translation_unit): Call do_line_change if
1093 avoid_paste or PREV_WHITE and token location is on a different line
1094 than print.src_line.
1097 * dwarf2out.c (dwarf2out_init): Test whether
1098 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
1101 PR rtl-optimization/41646
1102 * calls.c (expand_call): For BLKmode types returned in registers
1103 avoid likely spilled hard regs in copy_blkmode_from_reg generated
1106 2009-10-09 Richard Guenther <rguenther@suse.de>
1108 PR tree-optimization/41634
1109 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
1110 we remove the correct elements.
1111 (optimize_stmt): Make sure to update stmt operands before
1112 optimizing redundancies.
1114 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1116 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
1118 2009-10-09 Richard Guenther <rguenther@suse.de>
1121 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
1123 (lto_wrapper_exit): New function.
1125 (fatal_perror): Likewise.
1126 (fork_execute): Use global args_name, do not free it.
1127 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
1128 * lto-streamer.h: Remove duplicate prototypes.
1130 2009-10-09 Richard Guenther <rguenther@suse.de>
1132 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
1133 before calling stmt_can_throw_external.
1135 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
1137 PR tree-optimization/40071
1138 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
1139 pointer if the original data reference doesn't conflict with the
1140 created vector data reference. Fix long line.
1142 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
1144 * config/i386/i386.md (any_div): New code iterator.
1145 (u): Handle div and udiv.
1147 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
1149 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
1150 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
1151 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
1152 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
1154 2009-10-08 Joseph Myers <joseph@codesourcery.com>
1156 * gcc.c (main): Remove trailing "." from diagnostics.
1158 2009-10-08 Cary Coutant <ccoutant@google.com>
1160 Add support for debugging with ICF (Identical Code Folding).
1161 * calls.c (debug.h): New #include.
1162 (emit_call_1): Call virtual_call_token debug hook.
1163 * common.opt (-fenable-icf-debug): New option.
1164 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
1165 locations in the source).
1166 (poc_label_num): New variable.
1167 (dcall_entry, vcall_entry): New typedefs.
1168 (dcall_table, vcall_table): New variables.
1169 (struct vcall_insn): New type.
1170 (vcall_insn_table): New variable.
1171 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
1172 (size_of_dcall_table): New function.
1173 (output_dcall_table): New function.
1174 (size_of_vcall_table): New function.
1175 (output_vcall_table): New function.
1176 (dwarf2out_direct_call): New function.
1177 (vcall_insn_table_hash): New function.
1178 (vcall_insn_table_eq): New function.
1179 (dwarf2out_virtual_call_token): New function.
1180 (dwarf2out_virtual_call): New function.
1181 (dwarf2out_init): Allocate new tables and sections.
1182 (prune_unused_types): Mark DIEs referenced from direct call table.
1183 (dwarf2out_finish): Output direct and virtual call tables.
1184 * final.c (final_scan_insn): Call direct_call and virtual_call
1186 * debug.h (struct gcc_debug_hooks): Add direct_call,
1187 virtual_call_token, virtual_call hooks.
1188 (debug_nothing_uid): New function.
1189 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
1190 (debug_nothing_uid): New function.
1191 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
1192 (xcoff_debug_hooks): Likewise.
1193 * sdbout.c (sdb_debug_hooks): Likewise.
1194 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1195 * doc/invoke.texi (-fenable-icf-debug): New option.
1197 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
1200 * regmove.c (regmove_backward_pass): Replace src with dst in the
1201 debug insn, and check for dst before rather than after.
1203 2009-10-08 Janis Johnson <janis187@us.ibm.com>
1205 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
1206 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
1208 2009-10-08 Jan Hubicka <jh@suse.cz>
1211 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
1212 do not mark cgraph nodes as needed.
1213 (record_references_in_initializer): Add new only_vars parameter.
1214 * cgraph.h (record_references_in_initializer): New parameter.
1215 * varasm.c (assemble_variable): Update call.
1216 * varpool.c (varpool_analyze_pending_decls): Always look for
1219 2009-10-08 Anatoly Sokolov <aesok@post.ru>
1221 * config/avr/avr.c (last_insn_address) Remove variable.
1222 (expand_prologue): Don't initialise last_insn_address variable.
1223 (final_prescan_insn): Don't output insn size.
1224 * config/avr/avr.opt (msize): Remove switch.
1225 * doc/invoke.texi (AVR Options): Remove documentation of -msize
1228 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
1230 * combine.c (label_tick_ebb_start): Fix comment.
1231 (combine_instructions): Set label_tick and label_tick_ebb_start before
1232 calling setup_incoming_promotions. Start them from 1. Increment
1233 label_tick instead of deriving it from the BB index. Rather than
1234 comparing ticks use the block from the previous iteration to decide
1235 whether to start a new EBB. Remove empty lines before function.
1237 2009-10-08 Michael Matz <matz@suse.de>
1240 * builtins.c (fold_builtin_isascii): Use fold_build2.
1241 (fold_builtin_isdigit): Ditto.
1242 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
1243 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
1244 remove_useless_stmts_cond, remove_useless_stmts_tf,
1245 remove_useless_stmts_tc, remove_useless_stmts_bind,
1246 remove_useless_stmts_goto, remove_useless_stmts_label,
1247 remove_useless_stmts_1, remove_useless_stmts,
1248 pass_remove_useless_stmts): Remove.
1249 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
1250 * passes.c (init_optimization_passes): Don't add
1251 pass_remove_useless_stmts.
1252 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1253 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1255 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1256 for static constants.
1257 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1258 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1260 2009-10-08 Richard Guenther <rguenther@suse.de>
1262 * gimple.c (free_gimple_type_tables): New function.
1263 * gimple.h (free_gimple_type_tables): Declare.
1265 2009-10-07 Mark Heffernan <meheff@google.com>
1267 * ipa-prop.c (ipa_print_node_params) Only print
1268 names of named arguments.
1270 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1272 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1273 being statically linked.
1275 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1277 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1279 2009-10-08 Jan Hubicka <jh@suse.cz>
1282 * ipa.c (cgraph_externally_visible_p,
1283 function_and_variable_visibility,
1284 whole_program_function_and_variable_visibility): Skip non-finalized
1287 2009-10-08 Nick Clifton <nickc@redhat.com>
1289 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1292 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1295 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1297 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1300 * c-common.c (c_fully_fold_internal): Strip nops from the result
1301 of recursive calls to c_fully_fold_internal.
1302 (c_wrap_maybe_const): New.
1303 (c_save_expr): Use c_wrap_maybe_const.
1304 * c-common.h (c_wrap_maybe_const): Declare.
1305 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1306 build_binary_op): Use c_wrap_maybe_const.
1308 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1310 * real.c: Fix comment to reflect actual exponent size.
1312 2009-10-08 Ben Elliston <bje@au.ibm.com>
1314 * config/rs6000/a2.md: Add FSF comment header.
1316 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/i386.md (any_extend): New code iterator.
1319 (u, s): New code attributes.
1321 (DWIH): Rewrite as code iterator for SI and DI modes.
1322 (DWI): Rewrite as mode attribute.
1323 (dwi): New mode attribute.
1324 (di): Depend on SI mode and DI mode.
1325 (doubleint_general_operand): Remove mode attribute.
1327 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1330 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1331 (*sub<mode>3_doubleword): Ditto.
1333 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1334 using SWIM248 mode iterator.
1335 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1336 using SWI48 mode iterator.
1337 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1338 patterns using DWIH mode iterator and any_extend code iterator.
1339 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1340 using any_extend code iterator.
1341 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1342 patterns using DWIH mode iterator and any_extend code iterator.
1343 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1344 using any_extend code iterator.
1345 (<s>mul<mode>3_highpart): Macroize expander from
1346 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1347 and any_extend code iterator.
1348 (*<s>muldi3_highpart_1): Macroize insn from
1349 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1350 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1351 patterns using any_extend code iterator.
1352 (*<s>mulsi3_highpart_zext): Macroize insn from
1353 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1355 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1357 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1358 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1359 refering to a DIE with DW_AT_const_value.
1361 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1364 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1366 2009-10-06 Jan Hubicka <jh@suse.cz>
1368 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1371 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1374 *lea_2_rex64): Move before *add<mode>_1 pattern.
1376 2009-10-07 Jan Hubicka <jh@suse.cz>
1378 * collect2.c (main): Add -fno-whole-program.
1379 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1381 2009-10-07 Jan Hubicka <jh@suse.cz>
1383 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1384 has no address taken.
1385 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1387 (cgraph_clone_node): Clear externally_visible flag for clones.
1388 * cgraph.h (cgraph_only_called_directly_p,
1389 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1390 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1391 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1392 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1393 ipcp_insert_stage): Likwise.
1394 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1395 externally_visible flag.
1396 (verify_cgraph_node): Verify that inline clones look right.
1397 (process_function_and_variable_attributes): Do not set
1398 externally_visible flags.
1399 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1401 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1403 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1404 clear externally_visible when turning into inline clones
1405 (cgraph_mark_inline_edge): Use new predicates.
1406 (cgraph_estimate_growth): Likewise.
1407 (cgraph_decide_inlining): Likewise.
1408 * ipa.c (cgraph_postorder): Likewise.
1409 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1410 that inline clones are not needed.
1411 (cgraph_externally_visible_p): New predicate.
1412 (function_and_variable_visibility): Add whole_program parameter;
1413 always set externally_visible flag; handle COMDAT function
1415 (local_function_and_variable_visibility): New function.
1416 (gate_whole_program_function_and_variable_visibility): New function.
1417 (whole_program_function_and_variable_visibility): New function.
1418 (pass_ipa_whole_program_visibility): New function.
1419 * passes.c (init_optimization_passes): Add whole program visibility
1421 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1422 not care about needed/reachable flags.
1423 * varpool.c: Include flags.h
1424 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1425 (varpool_finalize_decl): When we are in LTO read-back, all variables
1427 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1429 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1431 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1434 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1436 * config.gcc: Don't include the makefile fragments intended for
1438 * config/s390/fixdfdi.h: File removed.
1439 * config/s390/libgcc-glibc.ver: File removed.
1440 * config/s390/s390.h: Remove the fixdfdi.h hack.
1441 * config/s390/t-crtstuff: File moved to libgcc dir.
1442 * config/s390/t-linux: Likewise.
1443 * config/s390/t-tpf: libgcc specific parts removed.
1444 * config/s390/t-linux64: Likewise.
1446 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1448 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1449 (lto-compress.o): Likewise.
1451 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1454 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1455 dllexport to class members here.
1456 (i386_pe_determine_dllimport_p): Only check static class data for
1458 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1459 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1460 functions for vague linkage.
1461 (i386_pe_type_dllexport_p): Fix formatting.
1462 (maybe_add_dllexport) New function.
1463 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1466 2009-10-07 Ben Elliston <bje@au.ibm.com>
1468 * config/rs6000/a2.md: Remove duplicated lines.
1470 2009-10-07 Ben Elliston <bje@au.ibm.com>
1472 * config.gcc (powerpc*-*-*): Handle a2.
1473 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1474 * config/rs6000/a2.md: New file.
1475 * config/rs6000/rs6000.opt (mno-update): New.
1476 (mupdate): Return to using a mask, not a var.
1477 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1478 (enum processor_type): Add PROCESSOR_PPCA2.
1479 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1480 (rs6000_override_options): Add "a2" to processor_target_table.
1481 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1482 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1484 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1486 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1487 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1488 reference to nonexistent gen_truncxfxf2 function.
1490 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1492 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1493 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1494 (general_operand): Handle TI mode.
1495 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1496 using SDWIM mode iterator.
1497 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1498 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1499 using DWI mode iterator.
1500 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1501 patterns using SWI mode iterator.
1502 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1503 using SWI48 mode iterator.
1504 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1505 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1506 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1507 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1508 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1509 using SDWIM mode iterator.
1510 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1511 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1512 using DWI mode iterator.
1513 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1514 patterns using SWI mode iterator.
1515 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1516 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1517 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1518 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1519 patterns using plusminus code iterator.
1520 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1521 sub<mode>3 patterns using plusminus code iterator.
1522 * config/i386/i386.c (override_options): Update the call to
1523 gen_subdi_carry_rex64 for renamed function.
1524 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1525 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1526 calls to instruction expanders.
1528 2009-10-06 Martin Jambor <mjambor@suse.cz>
1531 * opts.c (decode_options): Run IPA-SRA at -O2.
1533 2009-10-06 Richard Guenther <rguenther@suse.de>
1535 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1537 2009-10-06 Tobias Burnus <burnus@net-b.de>
1540 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1541 -flto and -fwhole-program flags can be combined.
1543 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1546 * gcc.c (process_command): Check that -o argument was specified.
1548 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1550 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1552 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1554 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1555 * doc/invoke.texi (Warning Options): Annotate allowed languages
1556 for -Wunsuffixed-float-constants.
1558 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1560 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1561 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1562 same name and isn't the main variant.
1565 * dwarf2out.c (loc_by_reference): Removed.
1566 (dw_loc_list_1): New function.
1567 (dw_loc_list): Remove toplev argument, add want_address argument.
1568 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1569 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1570 want_address == 2 to dw_loc_list. For successful dw_loc_list
1571 set have_address to 1 only if want_address is not 0.
1573 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1575 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1576 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1577 a code block followed by two pointers.
1578 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1579 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1580 (MIPS_MOVE): Likewise.
1581 (MIPS_LUI): Likewise.
1582 (MIPS_JR): Likewise.
1583 (MIPS_BAL): Likewise.
1584 (MIPS_NOP): Likewise.
1585 (mips_asm_trampoline_template): Delete.
1586 (mips_trampoline_code_size): New function.
1587 (mips_trampoline_init): Add shorter sequences for all cases
1588 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1589 Calculate the opcodes directly, rather than copying from a template.
1590 Only flush the code part of the trampoline.
1591 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1593 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1595 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1596 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1597 (INCOMING_RETURN_ADDR_RTX): Likewise.
1598 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1600 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1601 with RETURN_ADDR_REGNUM.
1602 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1603 * config/mips/mips.c (mips16_build_call_stub): Replace
1604 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1605 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1606 (mips_print_operand_punctuation): Likewise.
1607 (mips_frame_set): Likewise.
1608 (mips16e_output_save_restore): Likewise.
1609 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1610 (mips_save_reg_p): Likewise.
1611 (mips_return_addr): Likewise.
1612 (mips_set_return_address): Likewise.
1613 (mips_direct_save_slot_move_p): Likewise.
1614 (mips_output_function_prologue): Likewise.
1615 (mips_restore_reg): Likewise.
1616 (mips_expand_epilogue): Likewise.
1617 (mips_epilogue_uses): Likewise.
1618 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1619 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1620 (clear_hazard_<mode>): Likewise.
1621 (call_internal): Likewise.
1622 (call_internal_direct): Likewise.
1623 (call_direct_split): Likewise.
1624 (call_value_internal): Likewise.
1625 (call_value_split): Likewise.
1626 (call_value_internal_direct): Likewise.
1627 (call_value_direct_split): Likewise.
1628 (call_value_multiple_internal): Likewise.
1629 (call_value_multiple_split): Likewise.
1631 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1632 Jakub Jelinek <jakub@redhat.com>
1634 PR rtl-optimization/41511
1635 * combine.c (record_value_for_reg): Pass explicit values as argument
1636 to get_last_value_validate.
1637 (get_last_value_validate): Document INSN parameter.
1638 For non-readonly MEMs, assume they might have been modified if INSN
1639 was in another basic block.
1640 (get_last_value): Minor reformatting.
1642 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1645 * final.c (asm_str_count): Split out from asm_insn_count.
1646 * rtl.h (asm_str_count): New prototype.
1647 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1650 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1652 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1654 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1655 Rafael Espindola <espindola@google.com>
1657 * gengtype.c (write_types): Moved call to write_func_for_structure
1658 into seperate loops.
1660 2009-10-05 Richard Guenther <rguenther@suse.de>
1663 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1664 (input_cgraph_1): Input toplevel asms.
1666 2009-10-05 Richard Guenther <rguenther@suse.de>
1669 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1670 (external_aggregate_decl_p): Likewise.
1671 (lto_symtab_compatible): Re-structure. Remove dead code.
1672 For variables ignore toplevel qualifiers when comparing types.
1673 Issue warnings, not errors for mismatched user-alignment.
1675 2009-10-05 Richard Guenther <rguenther@suse.de>
1679 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1680 (struct lto_symtab_identifier_def): Likewise.
1681 (struct lto_symtab_decl_def): Likewise.
1682 (struct lto_symtab_entry_def): New.
1683 (lto_symtab_identifier_t): Rename to ...
1684 (lto_symtab_entry_t): ... this.
1685 (lto_symtab_decls): Remove.
1686 (lto_symtab_base_hash): Rename to ...
1687 (lto_symtab_entry_hash): ... this.
1688 (lto_symtab_base_eq): Rename to ...
1689 (lto_symtab_entry_eq): ... this.
1690 (lto_symtab_base_marked_p): Rename to ...
1691 (lto_symtab_entry_marked_p): ... this.
1692 (lto_symtab_identifier_marked_p): Remove.
1693 (lto_symtab_decl_marked_p): Likewise.
1694 (lto_symtab_maybe_init_hash_tables): Rename to ...
1695 (lto_symtab_maybe_init_hash_table): ... this.
1696 (lto_symtab_set_resolution_and_file_data): Remove.
1697 (lto_symtab_register_decl): New function.
1698 (lto_symtab_get_identifier): Remove.
1699 (lto_symtab_get): New function.
1700 (lto_symtab_get_resolution): Adjust.
1701 (lto_symtab_get_identifier_decl): Remove.
1702 (lto_symtab_set_identifier_decl): Likewise.
1703 (lto_symtab_merge_decl): Rename to ...
1704 (lto_symtab_merge): ... this. Rewrite.
1705 (lto_symtab_merge_var): Remove.
1706 (lto_symtab_merge_fn): Likewise.
1707 (lto_symtab_prevailing_decl): Adjust.
1708 (lto_cgraph_replace_node): New function.
1709 (lto_symtab_merge_decls_2): Likewise.
1710 (lto_symtab_merge_decls_1): Likewise.
1711 (lto_symtab_fixup_var_decls): Likewise.
1712 (lto_symtab_resolve_symbols): Likewise.
1713 (lto_symtab_merge_decls): Likewise.
1714 (lto_symtab_prevailing_decl): Adjust.
1715 (lto_symtab_get_symtab_def): Remove.
1716 (lto_symtab_get_file_data): Likewise.
1717 (lto_symtab_clear_resolution): Adjust.
1718 (lto_symtab_clear_resolution): Likewise.
1719 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1720 (input_cgraph_1): Likewise.
1721 * lto-streamer-in.c (get_resolution): Do not provide fake
1722 symbol resolutions here.
1723 (deferred_global_decls): Remove.
1724 (lto_register_deferred_decls_in_symtab): Likewise.
1725 (lto_register_var_decl_in_symtab): Change signature, register
1726 variable via lto_symtab_register_decl.
1727 (lto_register_function_decl_in_symtab): Likewise.
1728 (lto_read_tree): Adjust.
1729 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1730 (lto_symtab_merge_var): Likewise.
1731 (lto_symtab_merge_fn): Likewise.
1732 (lto_symtab_register_decl): Declare.
1733 (lto_symtab_merge_decls): Likewise.
1735 2009-10-05 Richard Guenther <rguenther@suse.de>
1737 PR tree-optimization/23821
1738 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1739 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1740 simple IV increments.
1742 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1744 * config/arm/arm.c (arm_override_options): Really initialize
1745 flag_dwarf2_cfi_asm to 0.
1747 2009-10-05 Doug Kwan <dougkwan@google.com>
1749 PR rtl-optimization/41574
1750 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1751 floating point and we are not doing unsafe math optimizations.
1753 2009-10-03 Simon Baldwin <simonb@google.com>
1754 Cary Coutant <ccoutant@google.com>
1755 Rafael Espindola <espindola@google.com>
1756 Richard Guenther <rguenther@suse.de>
1757 Jan Hubicka <jh@suse.cz>
1758 Doug Kwan <dougkwan@google.com>
1759 H.J. Lu <hongjiu.lu@intel.com>
1760 Bill Maddox <maddox@google.com>
1761 Ryan Mansfield <rmansfield@qnx.com>
1762 Diego Novillo <dnovillo@google.com>
1763 Ollie Wild <aaw@google.com>
1764 Kenneth Zadeck <zadeck@naturalbridge.com>
1766 * lto-cgraph.c: New file.
1767 * lto-compress.c: New file.
1768 * lto-compress.h: New file.
1769 * lto-opts.c: New file.
1770 * lto-section-in.c: New file.
1771 * lto-section-out.c: New file.
1772 * lto-streamer-in.c: New file.
1773 * lto-streamer-out.c: New file.
1774 * lto-streamer.c: New file.
1775 * lto-streamer.h: New file.
1776 * lto-symtab.c: New file.
1777 * lto-wpa-fixup.c: New file.
1778 * lto-wrapper.c: New file.
1780 2009-10-03 Simon Baldwin <baldwin@google.com>
1781 Ben Elliston <bje@au.ibm.com>
1782 Rafael Espindola <espindola@google.com>
1783 Nathan Froyd <froydnj@codesourcery.com>
1784 Jan Hubicka <jh@suse.cz>
1785 Doug Kwan <dougkwan@google.com>
1786 Diego Novillo <dnovillo@google.com>
1787 Kenneth Zadeck <zadeck@naturalbridge.com>
1789 * Makefile.in (enable_lto): New.
1790 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1791 (LINKER_PLUGIN_API_H): Define.
1792 (LTO_SYMTAB_H): Define.
1793 (LTO_STREAMER_H): Define.
1794 (TREE_VECTORIZER_H): Define.
1795 (INCLUDES): Add LIBELFINC.
1796 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1797 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1798 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1799 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1800 (native): Add lto-wrapper$(exeext)
1801 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1802 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1803 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1804 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1805 (varasm.o): Add dependency on tree-iterator.h.
1806 (cgraph.o): Add dependency on cif-code.def.
1807 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1808 (ipa-pure-const.o): Likewise.
1809 (GTFILES): Add lto-symtab.c.
1810 (install-lto-wrapper): New.
1811 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1812 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1813 * config.in: Regenerate.
1815 2009-10-03 Rafael Espindola <espindola@google.com>
1816 Diego Novillo <dnovillo@google.com>
1818 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1819 ipa_write_summaries.
1820 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1822 (cgraph_optimize): Make extern.
1824 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1825 Kenneth Zadeck <zadeck@naturalbridge.com>
1827 * toplev.c (in_lto_p): Declare.
1828 * collect2.c (scan_prog_file): Read all the output when reading
1829 information for LTO.
1830 (enum lto_mode_d): Declare.
1832 2009-10-03 Richard Guenther <rguenther@suse.de>
1833 Diego Novillo <dnovillo@google.com>
1835 * gimple.c: Include target.h and alias.h.
1836 (gimple_types): Declare.
1837 (type_hash_cache): Declare.
1838 (gimple_alloc_stat): Make extern.
1839 (gimple_build_eh_must_not_throw): Call
1840 gimple_eh_must_not_throw_set_fndecl.
1841 (struct type_pair_d): Declare.
1842 (type_pair_t): Declare.
1843 (type_pair_hash): New.
1844 (type_pair_eq): New.
1845 (lookup_type_pair): New.
1846 (gimple_force_type_merge): New.
1847 (compare_type_names_p): New.
1848 (compare_field_offset): New.
1849 (gimple_types_compatible_p): New.
1850 (struct sccs): Declare.
1851 (next_dfs_num): Declare.
1852 (iterative_hash_gimple_type): New.
1854 (iterative_hash_type_name): New.
1855 (iterative_hash_gimple_type): New.
1856 (gimple_type_hash): New.
1857 (gimple_type_eq): New.
1858 (gimple_register_type): New.
1859 (print_gimple_types_stats): New.
1860 (gimple_signed_or_unsigned_type): New.
1861 (gimple_unsigned_type): New.
1862 (gimple_signed_type): New.
1863 (gimple_get_alias_set): New.
1864 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1865 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1866 (gimple_force_type_merge): Declare.
1867 (gimple_types_compatible_p): Declare.
1868 (gimple_register_type): Declare.
1869 (print_gimple_types_stats): Declare.
1870 (gimple_unsigned_type): Declare.
1871 (gimple_signed_type): Declare.
1872 (gimple_get_alias_set): Declare.
1873 (gimple_eh_must_not_throw_set_fndecl): New.
1875 2009-10-03 Jan Hubicka <jh@suse.cz>
1876 Kenneth Zadeck <zadeck@naturalbridge.com>
1878 * ipa-pure-const.c: Include lto-streamer.h.
1879 (register_hooks): Factor out of ...
1880 (generate_summary): ... here.
1881 (pure_const_write_summary): New.
1882 (pure_const_read_summary): New.
1883 (pass_ipa_pure_const): Add pure_const_write_summary and
1884 pure_const_read_summary.
1885 * ipa-reference.c: Include lto-streamer.h.
1886 (add_new_function): New.
1887 (remove_node_data): New.
1888 (duplicate_node_data): New.
1889 (ipa_init): Guard against multiple calls.
1890 Move hook setup from analyze_function.
1891 (write_node_summary_p): New.
1892 (ipa_reference_write_summary): New.
1893 (ipa_reference_read_summary): New.
1894 (pass_ipa_reference): Add ipa_reference_write_summary and
1895 ipa_reference_read_summary.
1896 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1897 (struct cgraph_edge): Add fields lto_stmt_uid and
1898 call_stmt_cannot_inline_p.
1899 (cgraph_optimize): Declare.
1900 (cgraph_decide_is_function_needed): Declare.
1901 (reset_inline_failed): Declare.
1902 (enum LTO_cgraph_tags): Declare.
1903 (LTO_cgraph_tag_names): Declare.
1904 (LCC_NOT_FOUND): Define.
1906 2009-10-03 Doug Kwan <dougkwan@google.com>
1907 Rafael Espindola <espindola@google.com>
1908 Jan Hubicka <jh@suse.cz>
1909 Diego Novillo <dnovillo@google.com>
1910 Kenneth Zadeck <zadeck@naturalbridge.com>
1912 * passes.c (all_regular_ipa_passes): New.
1913 (all_ipa_passes): Rename to all_small_ipa_passes.
1914 (init_optimization_passes): Init all_regular_ipa_passes.
1915 * tree-pass.h (all_regular_ipa_passes): New.
1916 (all_ipa_passes): Rename to all_small_ipa_passes.
1917 * passes.c (all_lto_gen_passes): New.
1918 (init_optimization_passes): Initialize all_lto_gen_passes.
1919 (execute_ipa_summary_passes): Make non-static.
1920 (ipa_write_summaries_1): New.
1921 (ipa_write_summaries_2): New.
1922 (ipa_write_summaries): New.
1923 (ipa_write_summaries_of_cgraph_node_set): New.
1924 (ipa_read_summaries_1): New.
1925 (ipa_read_summaries): New.
1926 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1927 (execute_regular_ipa_pass_list): Remove.
1928 (init_optimization_passes): Schedule
1929 pass_rebuild_cgraph_edges and pass_early_inline outside
1930 of pass_all_early_optimizations. Document reason.
1931 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1932 pass_ipa_lto_finish_out): New pass.
1933 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1934 (execute_all_ipa_transforms): New.
1935 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1936 (dump_properties, debug_properties): New.
1937 * tree-optimize.c (gate_all_early_local_passes): Return
1938 false if we are in lto1.
1939 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1940 * tree-pass.h (execute_all_ipa_transforms): Declare.
1941 (pass_ipa_function_and_variable_visibility): Declare.
1942 (pass_ipa_early_inline): Declare.
1943 (pass_ipa_lto_gimple_out): Declare.
1944 (pass_ipa_lto_wpa_fixup): Declare.
1945 (pass_ipa_lto_finish_out): Declare.
1946 (all_small_ipa_passes, all_regular_ipa_passes,
1947 all_lto_gen_passes): Declare.
1948 (execute_ipa_summary_passes): Declare.
1949 (execute_all_ipa_transforms): Declare.
1950 (ipa_write_summaries): Declare
1951 (ipa_write_summaries_of_cgraph_node_set): Declare.
1952 (ipa_read_summaries): Declare.
1954 2009-10-03 Doug Kwan <dougkwan@google.com>
1955 Ollie Wild <aaw@google.com>
1957 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1959 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1960 (lto_mode): New variable.
1961 (maybe_run_lto_and_relink): Handle the -fwpa option.
1962 (main): Handle the -fwpa option.
1963 (maybe_unlink_list): New function.
1964 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1965 * common.opt (flto): New flag.
1966 * toplev.c (flag_generate_lto): Declare.
1968 2009-10-03 Simon Baldwin <simonb@google.com>
1970 * common.opt (flto-compression-level): New flag.
1972 * opts.c: Include lto-opts.h.
1973 (handle_option): Call lto_register_user_option for each
1974 valid option handled.
1975 (decode_options): Clear registered options before the options
1978 2009-10-03 Cary Coutant <ccoutant@google.com>
1980 * collect2.c (is_elf): New function.
1981 (scan_prog_file): Require LTO object to be in ELF format.
1983 2009-10-03 Rafael Espindola <espindola@google.com>
1985 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1986 libgcc to the linker.
1988 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1990 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1991 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1993 * collect2.h (collect_execute): Add flags argument.
1994 * tlink.c (tlink_execute): Update call to collect_execute.
1995 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1996 (use_linker_plugin): New.
1997 (use_linker_plugin_spec_function): New.
1998 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1999 (linker_plugin_file_spec): New.
2000 (lto_wrapper_spec): New.
2001 (lto_gcc_spec): New.
2002 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
2003 (static_spec_functions): Add use-linker-plugin.
2004 (process_command): Handle -use-linker-plugin.
2005 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
2006 linker_plugin_file_spec and lto_gcc_spec.
2007 (use_linker_plugin_spec_function): New.
2009 2009-10-03 Richard Guenther <rguenther@suse.de>
2013 * tree.h (is_lang_specific): Include LANG_TYPE.
2014 * tree.c (find_decls_types_r): Manually add interesting parts
2015 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
2017 * gimple.c (type_pair_hash): Make symmetric.
2018 (type_pair_eq): Likewise.
2019 (lookup_type_pair): Increase initial hashtable size.
2020 (gimple_force_type_merge): Rely on type-pair symmetry.
2021 (visit): Remove excessive checking code.
2022 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
2023 (gimple_register_type): Remove getenv calls, shrink initial
2027 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
2028 inline functions if not generating lto output.
2031 * toplev.c (finalize): In WPA mode remove the asm file.
2033 2009-10-03 Doug Kwan <dougkwan@google.com>
2035 * ipa-inline.c (cgraph_mark_inline): Check
2036 edge->call_stmt_cannot_inline_p instead of calling
2037 gimple_call_cannot_inline_p.
2038 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
2039 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
2040 (inline_generate_summary): Do nothing in LTRANS.
2041 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
2042 exists before calling gimple_call_cannot_inline_p.
2043 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2044 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2045 Update new_edge->lto_stmt_uid.
2046 * cgraphbuild.c (reset_inline_failed): New.
2048 * common.opt (fwpa): New flag.
2049 (fltrans): New option.
2050 * gcc.c (gcc_lto_option_t): New type.
2051 (current_lto_option): New variable.
2052 (lto_single_spec_function): Remove and is replaced by ..
2053 (lto_option_spec_function): New function.
2054 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2055 passing the -flto flag.
2056 (cc1_options): Separate non-LTO related parts into ..
2057 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2058 (lto1_options): New spec for lto FE.
2059 (link_lto_options): New spec for handling LTO flags in linker.
2060 (invoke_lto_single): Re-format to fit in 80 column. Replace
2061 lto-single with lto-option.
2062 (static_specs): Add cc1_non_lto_options, lto1_options and
2064 (static_spec_function): Replace lto-single with lto-option.
2065 (process_command): Handle -flto, -fwpa and -fltran by setting
2066 current_lto_option and not passing it to subprocess unconditionally.
2068 2009-10-03 Bill Maddox <maddox@google.com>
2070 Add `gcc' driver support for link-time code generation (LTO).
2072 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2073 (lto_flag, lto_objects, lto_o_file): New variables.
2074 (struct lto_object, struct lto_object_list): New structures.
2075 (collect_exit, handler): Remove LTO temporary output file on exit.
2076 (add_lto_object): New function.
2077 (maybe_run_lto_and_relink): New function. Perform link time code
2078 generation and relinking for object files containing LTO information.
2079 (main): Invoke maybe_run_lto_and_relink().
2080 (dump_argv): New function. For debugging, currently disabled.
2081 (scan_prog_file): Add LTO information pass.
2082 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2084 * toplev.c (compile_file): Emit assembler directive to create
2085 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2087 2009-10-03 Diego Novillo <dnovillo@google.com>
2089 * c.opt: Add LTO to warn_abi and warn_psabi.
2091 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
2092 inline function. Ignore language-specific nodes. Update all users.
2093 (find_decls_types_r): Do not traverse the subtrees of
2094 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
2095 * tree.h (is_lang_specific): New.
2096 * langhooks.h (struct lang_hooks_for_decls): Remove
2097 may_need_assembler_name_p. Update all users.
2099 * c-common.c (set_builtin_user_assembler_name): Move ...
2100 * builtins.c (set_builtin_user_assembler_name): ... here.
2101 (is_builtin_name): Add comment
2102 (is_builtin_fn): New.
2103 * except.c (output_ttype): Only call
2104 lookup_type_for_runtime if TYPE is not a runtime type.
2106 * passes.c (register_pass): Call position_pass on
2107 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
2108 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
2109 (TV_IPA_LTO_DECL_IO): Define.
2110 (TV_IPA_LTO_CGRAPH_IO): Define.
2112 (TV_WHOPR_WPA): Define.
2113 (TV_WHOPR_WPA_IO): Define.
2114 (TV_WHOPR_LTRANS): Define.
2115 (TV_WHOPR_WPA_FIXUP): Define.
2116 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
2117 * tree-cfg.c (tree_node_can_be_shared): Make extern.
2118 * tree-flow.h (tree_node_can_be_shared): Declare.
2119 * tree-inline.c (tree_can_inline_p): Check that E has a
2120 statement associated with it.
2121 * tree.c (free_lang_data_in_binf): Factor out of ...
2122 (free_lang_data_in_type): ... here.
2123 Call RECORD_OR_UNION_TYPE_P.
2124 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
2125 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
2126 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
2127 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
2128 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
2129 (gate_free_lang_data): Return true if flag_generate_lto is set.
2130 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
2131 * c-common.h (set_builtin_user_assembler_name): Move ...
2132 * tree.h (set_builtin_user_assembler_name): ... here.
2134 * common.opt (flto-report): New flag.
2135 * opts.c (complain_wrong_lang): Do not complain if running lto1.
2136 * collect2.c (scan_prog_file): Send the error output of
2137 'nm' to HOST_BIT_BUCKET.
2139 2009-10-03 Ollie Wild <aaw@google.com>
2141 * langhooks-def.h (lhd_begin_section): New function declaration.
2142 (lhd_write_section): New function declaration.
2143 (lhd_end_section): New function declaration.
2144 (LANG_HOOKS_BEGIN_SECTION): New macro.
2145 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
2146 (LANG_HOOKS_END_SECTION): New macro.
2147 (LANG_HOOKS_LTO): New macro.
2148 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
2149 * langhooks.c (output.h): Add include.
2150 (saved_section): New static variable.
2151 (lhd_begin_section): New function.
2152 (lhd_write_section_data): New function.
2153 (lhd_end_section): New function.
2154 * langhooks.h (struct lang_hooks_for_lto): New structure.
2155 (struct lang_hooks): Add member lto.
2156 * Makefile.in (langhooks.o): Add dependency on output.h.
2158 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
2160 2009-10-03 Richard Guenther <rguenther@suse.de>
2162 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
2165 2009-10-03 Simon Baldwin <simonb@google.com>
2166 Richard Guenther <rguenther@suse.de>
2167 Janis Johnson <janis187@us.ibm.com>
2168 Doug Kwan <dougkwan@google.com>
2169 Diego Novillo <dnovillo@google.com>
2170 Ramana Radhakrishnan <ramana.r@gmail.com>
2171 Ollie Wild <aaw@google.com>
2173 * doc/install.texi: Add documentation for libelf and --enable-lto.
2174 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
2175 -flto-report, -flto-compression-level and -use-linker-plugin.
2176 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
2177 Add section for LTO Testing.
2179 2009-10-02 Cary Coutant <ccoutant@google.com>
2181 Add support for comdat type sections for DWARF v4.
2182 Merge from dwarf4 branch.
2184 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
2185 (dw_die_ref): Define vector type.
2186 (enum dw_val_class): Add dw_val_class_data8.
2187 (struct dw_val_struct): Add v.val_data8.
2188 (comdat_type_node_ref): New type.
2189 (struct die_struct): Move die_symbol into a union; add new field
2190 die_type_node. Change all uses.
2191 (comdat_type_node): New type.
2192 (skeleton_chain_node): New type.
2193 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
2194 (comdat_type_list): New variable.
2195 (dwarf_tag_name): Add DW_TAG_type_unit.
2196 (dwarf_attr_name): Add DW_AT_signature.
2197 (add_AT_data8): New function.
2198 (replace_child): New function.
2199 (move_all_children): New function.
2200 (print_signature): New function.
2201 (print_die): Print signature information; add dw_val_class_data8.
2202 (attr_checksum): Support dw_val_class_data8.
2203 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
2204 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
2205 (checksum_sleb128, checksum_uleb128): New functions.
2206 (checksum_die_context): New function.
2207 (loc_checksum_ordered): New function.
2208 (attr_checksum_ordered): New function.
2209 (struct checksum_attributes): New structure.
2210 (collect_checksum_attributes): New function.
2211 (die_checksum_ordered): New function.
2212 (generate_type_signature): New function.
2213 (same_dw_val_p): Add dw_val_class_data8.
2214 (is_symbol_die): Use new is_declaration_die function.
2215 (is_declaration_die): New function.
2216 (should_move_die_to_comdat): New function.
2217 (clone_die): New function.
2218 (clone_tree): New function.
2219 (clone_as_declaration): New function.
2220 (copy_declaration_context): New function.
2221 (generate_skeleton_ancestor_tree): New function.
2222 (generate_skeleton_bottom_up): New function.
2223 (generate_skeleton): New function.
2224 (remove_child_or_replace_with_skeleton): New function.
2225 (break_out_comdat_types): New function.
2226 (struct decl_table_entry): New type.
2227 (htab_decl_hash): New function.
2228 (htab_decl_eq): New function.
2229 (htab_decl_del): New function.
2230 (copy_ancestor_tree): New function.
2231 (copy_decls_walk): New function.
2232 (copy_decls_for_unworthy_types): New function.
2233 (build_abbrev_table): Don't assert on missing die_symbol when doing
2234 comdat type sections.
2235 (size_of_die): Use DW_FORM_sig8 for external references. Add
2237 (unmark_dies): Don't assert for unmarked dies when doing comdat
2239 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
2240 (output_signature): New function.
2241 (output_die): Likewise.
2242 (output_compilation_unit_header): Mark output as DWARF version 3
2243 even if generating DWARF 4.
2244 (output_comdat_type_unit): New function.
2245 (output_line_info): Mark output as DWARF version 3 even if generating
2247 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
2249 (dwarf2out_end_source_file): Likewise.
2250 (prune_unused_types_walk_attribs): Don't follow references into
2251 comdat type sections.
2252 (prune_unused_types_mark): When generating type units, do not mark
2253 children of non-defining declarations of types; do mark children of
2255 (prune_unused_types): Process comdat type sections.
2256 (htab_ct_hash): New function.
2257 (htab_ct_eq): New function.
2258 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2259 Add a pointer to the line table from type unit entries so
2260 DW_AT_decl_file has meaning.
2261 * varasm.c (default_elf_asm_named_section): Use identifier name as
2262 comdat key instead of lang hook.
2264 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2266 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2268 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2270 * config/i386/i386.md (SWIM248): New mode iterator.
2271 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2272 divmodhi4 patterns using SWIM248 macro.
2273 (*divmod<mode>4): Macroize insn_and_split pattern from
2274 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2275 and their corresponding splitters usign SWIM248 macro. Split SImode
2276 insn to generate cltd and DImode insn to generate cqto instead of
2277 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2278 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2279 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2280 *divmodsi_noext patterns using SWIM248 macro.
2281 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2282 udivmodhi4 patterns using SWIM248 macro.
2283 (*udivmod<mode>4): Macroize insn_and_split pattern from
2284 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2285 corresponding splitters using SWIM248 macro.
2286 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2287 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2289 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2291 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2292 of zero-sized element is zero-sized regardless of its extent.
2294 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2297 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2298 * configure: Regenerated.
2299 * config.in: Regenerated.
2300 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2301 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2302 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2303 not emitting .eh_frame, emit .cfi_sections .debug_frame
2308 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2309 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2311 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2312 vars use DECL_RTL with resetting it back to NULL afterwards.
2313 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2314 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2315 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2316 the attribute type allows it, otherwise use DW_FORM_dataN.
2317 (mem_loc_descriptor): Handle CONST_STRING.
2318 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2319 Handle MEM with CONST_STRING address using add_AT_string.
2320 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2321 CONST_STRING for const arrays initialized with a string literal.
2322 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2323 (dwarf2out_finish): Call resolve_addr.
2325 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2326 Maxim Kuvyrkov <maxim@codesourcery.com>
2328 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2330 2009-10-02 Nick Clifton <nickc@redhat.com>
2332 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2333 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2335 2009-10-01 Jan Hubicka <jh@suse.cz>
2337 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2338 (cgraph_create_virtual_clone): Just pass redirect_callers
2340 * cgraph.h (cgraph_clone_node): Update prototype.
2341 * ipa-pure-const.c (self_recursive_p): New function.
2342 (propagate): Use it.
2343 * ipa-inline.c (cgraph_clone_inlined_nodes,
2344 cgraph_decide_recursive_inlining): Update.
2346 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2348 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2349 instructions for TARGET_OCTEON.
2351 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2353 * config/arm/arm.c (arm_override_options): Turn off
2354 flag_dwarf2_cfi_asm for AAPCS variants.
2356 2009-10-01 Martin Jambor <mjambor@suse.cz>
2359 * tree-sra.c (convert_callers): Do not call
2360 compute_inline_parameters on one caller more than once.
2362 2009-10-01 Nick Clifton <nickc@redhat.com>
2364 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2365 an empty string if not already defined.
2367 2009-10-01 Martin Jambor <mjambor@suse.cz>
2370 * tree-sra.c (is_va_list_type): New function.
2371 (find_var_candidates): Call is_va_list_type.
2372 (find_param_candidates): Check that the type or the type pointed
2373 to are not va_list types.
2375 2009-10-01 Martin Jambor <mjambor@suse.cz>
2378 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2379 DECL_ARTIFICIAL (param_decl) is true.
2381 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2383 * tree.h (tree_decl_common::lang_flag_8): New.
2384 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2386 * c-common.h (RID_CONSTEXPR): New.
2388 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2390 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2391 Use ref-all pointers.
2392 (alpha_gimplify_va_arg): Ditto.
2394 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2397 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2398 before insn counting loop now that BB_END (bb) is counted. Ensure
2399 the return value isn't zero.
2401 2009-09-30 Nick Clifton <nickc@redhat.com>
2403 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2404 with separate definitions of c_target_objs and cxx_target_objs.
2405 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2407 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2408 sh_symbian_import_export_class.
2409 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2410 * config/sh/symbian.c: Delete, moving code into...
2411 * config/sh/symbian-base.c: ... here
2412 * config/sh/symbian-c.c: ... and here
2413 * config/sh/symbian-cxx.c: ... and here.
2415 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2418 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2419 of plus RTX into register.
2421 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2423 * doc/install.texi: Linguistic and markup fixes.
2424 (Configuration) <--disable-cpp>: Remove description.
2425 <--enable-maintainer-mode>: Autotools files are affected, too.
2426 <--with-sysroot>: Improve description.
2427 (Building): Bump required GNU make version.
2429 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2431 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2432 (x86_64-*-*): Ditto.
2434 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2435 intrinisics for FMA4.
2436 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2437 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2438 Add FMA4 check and fma4intrin.h.
2439 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2441 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2442 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2443 constant for FMA4 support.
2444 (UNSPEC_FMA4_FMADDSUB): Ditto.
2445 (UNSPEC_FMA4_FMSUBADD): Ditto.
2446 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2447 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2448 (ix86_expand_fma4_multiple_memory): Ditto.
2449 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2450 (OPTION_MASK_ISA_FMA4_UNSET): New.
2451 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2452 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2453 (ix86_handle_option): Handle -mfma4.
2454 (isa_opts): Handle -mfma4.
2455 (enum pta_flags): Add PTA_FMA4.
2456 (override_options): Add FMA4 support.
2457 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2458 (IX86_BUILTIN_VFMADDSD): Ditto.
2459 (IX86_BUILTIN_VFMADDPS): Ditto.
2460 (IX86_BUILTIN_VFMADDPD): Ditto.
2461 (IX86_BUILTIN_VFMSUBSS): Ditto.
2462 (IX86_BUILTIN_VFMSUBSD): Ditto.
2463 (IX86_BUILTIN_VFMSUBPS): Ditto.
2464 (IX86_BUILTIN_VFMSUBPD): Ditto.
2465 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2466 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2467 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2468 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2469 (IX86_BUILTIN_VFNMADDSS): Ditto.
2470 (IX86_BUILTIN_VFNMADDSD): Ditto.
2471 (IX86_BUILTIN_VFNMADDPS): Ditto.
2472 (IX86_BUILTIN_VFNMADDPD): Ditto.
2473 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2474 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2475 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2476 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2477 (IX86_BUILTIN_VFMADDPS256): Ditto.
2478 (IX86_BUILTIN_VFMADDPD256): Ditto.
2479 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2480 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2481 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2482 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2483 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2484 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2485 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2486 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2487 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2488 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2489 (enum multi_arg_type): New enum for describing the various FMA4
2490 intrinsic argument types.
2491 (bdesc_multi_arg): New table for FMA4 intrinsics.
2492 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2493 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2495 (ix86_expand_builtin): Add FMA4 intrinsic support.
2496 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2497 operand instructions.
2498 (ix86_expand_fma4_multiple_memory): New function to split the
2499 second memory reference from FMA4 instructions.
2500 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2501 (ssemodesuffixf2s): Ditto.
2502 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2504 (fma4_fmsub<mode>4): Ditto.
2505 (fma4_fnmadd<mode>4): Ditto.
2506 (fma4_fnmsub<mode>4): Ditto.
2507 (fma4_vmfmadd<mode>4): Ditto.
2508 (fma4_vmfmsub<mode>4): Ditto.
2509 (fma4_vmfnmadd<mode>4): Ditto.
2510 (fma4_vmfnmsub<mode>4): Ditto.
2511 (fma4_fmadd<mode>4256): Ditto.
2512 (fma4_fmsub<mode>4256): Ditto.
2513 (fma4_fnmadd<mode>4256): Ditto.
2514 (fma4_fnmsub<mode>4256): Ditto.
2515 (fma4_fmaddsubv8sf4): Ditto.
2516 (fma4_fmaddsubv4sf4): Ditto.
2517 (fma4_fmaddsubv4df4): Ditto.
2518 (fma4_fmaddsubv2df4): Ditto.
2519 (fma4_fmsubaddv8sf4): Ditto.
2520 (fma4_fmsubaddv4sf4): Ditto.
2521 (fma4_fmsubaddv4df4): Ditto.
2522 (fma4_fmsubaddv2df4): Ditto.
2523 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2524 instructions for intrinsics.
2525 (fma4i_fmsub<mode>4): Ditto.
2526 (fma4i_fnmadd<mode>4): Ditto.
2527 (fma4i_fnmsub<mode>4): Ditto.
2528 (fma4i_vmfmadd<mode>4): Ditto.
2529 (fma4i_vmfmsub<mode>4): Ditto.
2530 (fma4i_vmfnmadd<mode>4): Ditto.
2531 (fma4i_vmfnmsub<mode>4): Ditto.
2532 (fma4i_fmadd<mode>4256): Ditto.
2533 (fma4i_fmsub<mode>4256): Ditto.
2534 (fma4i_fnmadd<mode>4256): Ditto.
2535 (fma4i_fnmsub<mode>4256): Ditto.
2536 (fma4i_fmaddsubv8sf4): Ditto.
2537 (fma4i_fmaddsubv4sf4): Ditto.
2538 (fma4i_fmaddsubv4df4): Ditto.
2539 (fma4i_fmaddsubv2df4): Ditto.
2540 (fma4i_fmsubaddv8sf4): Ditto.
2541 (fma4i_fmsubaddv4sf4): Ditto.
2542 (fma4i_fmsubaddv4df4): Ditto.
2543 (fma4i_fmsubaddv2df4): Ditto.
2545 * doc/invoke.texi (-mfma4): Add documentation.
2546 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2548 2009-09-29 Richard Henderson <rth@redhat.com>
2550 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2551 an edge to the new destination block.
2553 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2556 * pa.c (hppa_profile_hook): Use
2557 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2559 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2560 Alexander Monakov <amonakov@ispras.ru>
2563 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2564 (not_postinc_memory_operand): New.
2565 (not_postinc_move_operand): New.
2566 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2567 (*cmovsi_internal): Ditto.
2569 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2571 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2572 restrict issue_rate in first pass when scheduling for register
2575 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2576 Rafael Avila de Espindola <espindola@google.com>
2578 * gengtype.c (plugin_output): New.
2579 (get_output_file_with_visibility): Return plugin_output for plugins.
2580 (main): Parse and use the -P option.
2581 * gty.texi: Update the command line format.
2583 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2586 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2588 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2589 out if !const_ok_for_output.
2592 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2593 case VAR_LOCATION>: Remove gcc_unreachable ().
2595 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2597 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2598 (x86_64-*-*): Ditto.
2599 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2600 back to smmintrin.h.
2601 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2602 * config/i386/x86intrin.h: Remove SSE5.
2603 * config/i386/mmintrin-common.h: Delete file.
2604 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2606 2009-09-29 Richard Guenther <rguenther@suse.de>
2608 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2609 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2611 2009-09-29 Nick Clifton <nickc@redhat.com>
2613 * function.c (current_function_name): If there is no current
2614 function just return "<none>".
2616 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2618 * tree-pass.h (register_pass_info): New structure.
2619 (pass_positioning_ops): Move enum from gcc-plugin.h.
2620 (register_pass): New function.
2621 * gcc-plugin.h (plugin_pass): Delete structure.
2622 (pass_positioning_ops): Delete enum.
2623 * plugin.c (regsiter_pass): Delete function.
2624 (position_pass): Delete function.
2625 (added_pass_nodes): Delete variable.
2626 (prev_added_pass_nodes): Delete variable.
2627 (pass_list_node): Delete structure.
2628 * passes.c (make_pass_instance): New function.
2629 (next_pass_1): Change to call make_pass_instance.
2630 (pass_list_node): Move structure from gcc-plugin.h.
2631 (added_pass_nodes): Move variable from plugin.c.
2632 (prev_added_pass_nodes): Move variable from plugin.c.
2633 (position_pass): New function.
2634 (register_pass): New function.
2636 2009-09-28 Easwaran Raman <eraman@google.com>
2638 * ifcvt.c (noce_try_abs): Recognize pattern and call
2639 expand_one_cmpl_abs_nojump.
2640 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2641 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2643 2009-09-28 Ian Lance Taylor <iant@google.com>
2646 * c-opts.c (c_common_handle_option): Don't set
2647 warn_jump_misses_init for -Wall.
2648 * doc/invoke.texi (Warning Options): Update documentation.
2650 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2652 * Makefile.in ($(out_object_file)): Depend on
2653 gt-$(basename $(notdir $(out_file))).h.
2655 2009-09-28 Richard Henderson <rth@redhat.com>
2657 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2658 * except.c (gen_eh_region): Set it.
2659 (duplicate_eh_regions_1): Copy it.
2660 * tree-eh.c (lower_resx): Use it to determine which function
2663 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2664 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2665 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2666 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2667 BUILT_IN_CXA_END_CLEANUP if necessary.
2669 * c-common.c (c_define_builtins): Update call to
2670 build_common_builtin_nodes.
2672 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2674 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2676 2009-09-28 Michael Matz <matz@suse.de>
2678 * builtins.c (interclass_mathfn_icode): New helper.
2679 (expand_builtin_interclass_mathfn): Use it here, and split folding
2681 (fold_builtin_interclass_mathfn): ... this new folder.
2682 (build_call_nofold_loc): New static helper.
2683 (build_call_nofold): New wrapper macro for above.
2684 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2685 (expand_builtin_pow): Ditto.
2686 (expand_builtin_memset_args): Ditto.
2687 (expand_builtin_printf): Ditto.
2688 (expand_builtin_fprintf): Ditto.
2689 (expand_builtin_sprintf): Ditto.
2690 (expand_builtin_memory_chk): Ditto.
2691 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2692 (expand_builtin_stpcpy): Ditto.
2693 (expand_builtin_strcmp): Ditto.
2694 (expand_builtin_strncmp): Ditto.
2695 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2696 (expand_builtin_strcpy_args): Don't call folders.
2697 (expand_builtin_memcmp): Ditto.
2698 (expand_builtin_strncpy): Ditto, and use target.
2699 (expand_builtin_memcpy): Ditto.
2700 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2701 expand_builtin_strpbrk, expand_builtin_memmove,
2702 expand_builtin_memmove_args, expand_builtin_bcopy,
2703 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2704 expand_builtin_strspn, expand_builtin_strcspn,
2705 expand_builtin_fputs): Remove these.
2706 (expand_builtin): Don't call the above, change calls to other
2707 expanders that changed prototype.
2708 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2709 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2710 fold_builtin_interclass_mathfn.
2711 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2712 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2714 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2715 * passes.c (init_optimization_passes): Move pass_fold_builtins
2716 after last phiopt pass.
2717 * tree-inline.c (fold_marked_statements): When folding builtins
2718 iterate over all instruction potentially generated.
2719 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2721 (fold_gimple_call): Use it to always fold calls (into potentially
2722 multiple instructions).
2723 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2724 calls into zero at this time.
2725 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2726 statements generated by builtin folding.
2728 2009-09-28 Nick Clifton <nickc@redhat.com>
2730 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2732 2009-09-28 Duncan Sands <baldrick@free.fr>
2734 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2735 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2736 (register_callback): Dispatch it.
2737 (invoke_plugin_callbacks): Incorporate in sanity check.
2738 * ggc.h (ggc_register_cache_tab): Add declaration.
2739 * ggc-common.c (ggc_register_root_tab): Simplify.
2740 (const_ggc_cache_tab_t): New typedef.
2741 (extra_cache_vec): New vector of dynamically added cache tables.
2742 (ggc_register_cache_tab): New function.
2743 (ggc_scan_cache_tab): New function.
2744 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2745 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2747 2009-09-27 Richard Henderson <rth@redhat.com>
2749 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2750 which we remove __builtin_stack_restore.
2752 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2754 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2755 to test for GRD_INVARIANT.
2756 (simple_rhs_p): Anything that's function_invariant_p is fine.
2758 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2760 * gengtype.c (main): Use plunge_files instead of plugin_output.
2762 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2763 Rafael Avila de Espindola <espindola@google.com>
2765 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2766 Don't print pch related info if it is false.
2767 (main): Don't print pch info in plugin mode.
2769 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2771 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2772 with dw_val_class_const_double.
2773 (struct dw_val_struct): Replace val_long_long with val_double and
2774 adjust for above change.
2775 (output_loc_operands): Likewise.
2776 (add_AT_long_long): Rename into...
2777 (add_AT_double): ...this.
2778 (print_die): Replace dw_val_class_long_long with
2779 dw_val_class_const_double and adjust.
2780 (attr_checksum): Likewise.
2781 (same_dw_val_p): Likewise.
2782 (size_of_die): Likewise.
2783 (value_format): Likewise.
2784 (output_die): Likewise.
2785 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2786 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2787 instead of add_AT_long_long.
2788 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2789 value with the precision of its type.
2791 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2794 * c-typeck.c (build_conditional_expr): Use the readonly and
2795 volatile flags of the operand types, not of the operands itself.
2797 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2799 * collect2.c (main): Look for -brtl before adding libraries.
2801 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2803 * config.gcc: Update OpenBSD targets.
2804 * config/openbsd-stdint.h: New file.
2805 * config/openbsd-libpthread.h: New file.
2806 * config/openbsd.h: Update and break out LIB_SPEC definition.
2807 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2808 * config/i386/openbsdelf.h: Correct types.
2809 * config/m68k/openbsd.h: Likewise.
2810 * config/mips/openbsd.h: Likewise.
2811 * config/vax/openbsd.h: Likewise.
2813 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2815 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2816 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2817 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2818 of the length and zero.
2820 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2822 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2823 (FLAGS_H): Add options.h $(REAL_H).
2824 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2825 (TREE_VECTORIZER_H): New.
2826 (EBITMAP_H): Renamed from EBIMAP_H.
2827 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2828 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2829 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2830 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2831 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2832 (graphite-clast-to-gimple.o, graphite-dependences.o)
2833 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2834 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2835 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2836 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2837 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2838 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2839 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2840 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2841 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2842 updated and fixed as per above changes and per
2843 check_makefile_deps.sh output.
2846 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2847 * configure: Regenerate.
2849 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2851 * doc/install.texi: Update minimum MPC version to 0.7.
2853 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2855 * doc/install.texi (Binaries): Remove reference to the binary
2856 distribution CD-ROM from the FSF.
2858 2009-09-26 Michael Matz <matz@suse.de>
2862 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2863 that are mentioned in the body.
2865 2009-09-26 Michael Matz <matz@suse.de>
2867 PR tree-optimization/41454
2868 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2869 (tree_ssa_dominator_optimize): Don't allocate and free it.
2870 (dom_opt_leave_block): Don't iterate over it.
2871 (eliminate_redundant_computations): Don't return a value.
2872 (cprop_operand, cprop_into_stmt): Ditto.
2873 (optimize_stmt): Don't defer updating stmts.
2875 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2877 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2878 generic_parameter_die, template_parameter_pack_die,
2879 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2880 renaming DW_TAG_formal_parameter_pack and
2881 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2882 and DW_TAG_GNU_template_parameter_pack.
2884 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2886 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2887 * config/v850/v850.c (v850_function_value): New function.
2888 (TARGET_FUNCTION_VALUE): Define.
2890 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2892 * tree-vect-stmts.c (vectorizable_call): Call
2893 mark_symbols_for_renaming after vect_finish_stmt_generation.
2895 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2896 to loc_descriptor_from_tree.
2897 (add_location_or_const_value_attribute): Pass 0 instead of 2
2898 for decl_by_reference_p decls.
2900 2009-09-25 Richard Guenther <rguenther@suse.de>
2903 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2906 2009-09-25 Ben Elliston <bje@au.ibm.com>
2908 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2911 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2913 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2914 form of instruction.
2916 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2919 * fold-const.c (const_binop): Handle complex int division.
2920 * tree-complex.c (expand_complex_div_straight,
2921 expand_complex_div_wide): Update comments.
2923 2009-09-24 DJ Delorie <dj@redhat.com>
2926 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2927 (reg_class): Likewise.
2928 (REG_CLASS_NAMES): Likewise.
2929 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2930 (m32c_override_options): Disable -fivopts for M32C.
2932 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2934 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2935 Delete VSX load/store with update support.
2936 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2937 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2941 (VStype_load_update): Ditto.
2942 (VStype_store_update): Ditto.
2943 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2944 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2946 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2947 load/store with update builtins.
2949 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2951 * libgcc2.c (L_trampoline): Prototype for getpagesize
2952 and mprotect in WINNT case.
2954 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2956 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2957 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2958 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2959 'outgoing' argument.
2960 (TARGET_FUNCTION_VALUE): Define.
2962 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2964 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2966 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2969 * common.opt: Initialize dwarf_strict to -1.
2970 * toplev.c (process_options): Catch unset dwarf_strict
2971 and set to 0 for all targets not overriding.
2972 * config/darwin.c (darwin_override_options): Catch unset
2973 dwarf_strict and override to 1.
2975 2009-09-24 Jeff Law <law@redhat.com>
2977 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2979 2009-09-24 Richard Guenther <rguenther@suse.de>
2981 PR tree-optimization/36143
2982 PR tree-optimization/38747
2983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2984 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2986 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2989 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2990 return false instead of gcc_unreachable (). For CONST return the
2991 value returned by recursive call instead of always returning true.
2992 (tree_add_const_value_attribute): Return the value returned by
2993 add_const_value_attribute instead of always returning true if rtl
2996 2009-09-23 Justin Seyster <jrseys@gmail.com>
2998 * Makefile.in (PLUGIN_HEADERS): Include real.h.
3000 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3002 * cgraphunit.c (cgraph_lower_function): Revert last change.
3003 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
3004 instead of DECL_NO_STATIC_CHAIN.
3005 * tree-cfg.c (verify_gimple_call): Likewise.
3006 * tree-nested.c (get_chain_decl, get_chain_field,
3007 convert_tramp_reference_op, convert_gimple_call): Likewise.
3008 (convert_all_function_calls): Likewise. Always set or clear
3009 DECL_STATIC_CHAIN initially, for !n->outer clear it.
3010 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
3011 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
3013 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
3014 DECL_NO_STATIC_CHAIN.
3015 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
3016 instead of DECL_NO_STATIC_CHAIN.
3017 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
3018 decl_function_context.
3019 * varasm.c (initializer_constant_valid_p): Likewise.
3020 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
3021 (DECL_STATIC_CHAIN): ... this.
3022 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
3023 instead of DECL_NO_STATIC_CHAIN.
3025 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
3026 Rafael Avila de Espindola <espindola@google.com>
3028 * gengtype.c (nb_plugin_files): Make it unsigned to match
3029 num_gt_files. Adjust other variables to avoid warnings.
3030 (main): Allocate an all zero lang_bitmap before each plugin file name
3031 to match regular file names.
3033 2009-09-23 Richard Henderson <rth@redhat.com>
3035 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3036 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
3037 static chain passed in memory.
3038 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
3039 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
3040 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
3041 STATIC_CHAIN_REGNUM defined.
3043 * config/picochip/picochip-protos.h: s/class/klass/.
3044 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3045 (picochip_static_chain): New.
3046 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3047 (STATIC_CHAIN_INCOMING): Remove.
3049 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3050 (xtensa_static_chain): New.
3051 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3052 (STATIC_CHAIN_INCOMING): Remove.
3054 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3056 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3057 * config/pa/pa-protos.h (function_value): Remove.
3058 * config/pa/pa.c (pa_function_value): Rename from function_value.
3059 Make static, add 'outgoing' argument.
3060 (TARGET_FUNCTION_VALUE): Define.
3062 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3064 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3065 instead of cfun->machine->is_leaf.
3066 * config/avr/avr.h (machine_function): Remove is_leaf field.
3068 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3071 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3072 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3073 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3074 the same size, prefer DW_OP_stack_value.
3075 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3076 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3078 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3081 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3083 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3086 * cfgexpand.c (convert_debug_memory_address): New.
3087 (expand_debug_expr): Convert base address and offset to the same
3088 mode. Use it to convert addresses to other modes. Accept
3091 2009-09-23 Richard Guenther <rguenther@suse.de>
3093 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
3094 produced for bigendian targets with promoted subregs.
3096 2009-09-23 Richard Guenther <rguenther@suse.de>
3098 * value-prof.c (gimple_ic): Purge old EH edges only after building
3101 2009-09-23 Nick Clifton <nickc@redhat.com>
3103 * config/arc/arc.c (arc_trampoline_init): Fix typo.
3105 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3108 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
3111 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
3112 on non-nested functions.
3114 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3115 Jan Hubicka <jh@suse.cz>
3117 * dwarf2out.c (loc_list_plus_const): Only define if
3118 DWARF2_DEBUGGING_INFO.
3119 (address_of_int_loc_descriptor): Likewise.
3122 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
3124 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
3127 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
3128 constant is more than zero.
3130 2009-09-23 Alan Modra <amodra@bigpond.net.au>
3133 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
3134 call final to emit non-scheduled prologue, instead insert at entry.
3136 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3137 Joseph S. Myers <joseph@codesourcery.com>
3139 * doc/install.texi (*-*-freebsd*): Add proper format codes.
3141 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3142 Rafael Avila de Espindola <espindola@google.com>
3144 * gengtype.c (is_file_equal): New function.
3145 (close_output_files): Use is_file_equal. Free of->buf.
3147 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3148 Rafael Avila de Espindola <espindola@google.com>
3150 * gengtype.c (write_types, write_local): Add the output_header
3151 argument. Update all callers.
3153 2009-09-22 Dodji Seketeli <dodji@redhat.com>
3155 * dwarf2out.c (template_parameter_pack_die,
3156 gen_formal_parameter_pack_die ): New functions.
3157 (make_ith_pack_parameter_name): Remove this function.
3158 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
3159 DW_TAG_formal_parameter_pack.
3160 (gen_generic_params_dies): Represent each template parameter pack
3161 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
3162 represented by usual DW_TAG_template_*_parameter DIEs that are
3163 children of the DW_TAG_template_parameter_pack element DIE.
3164 (generic_parameter_die): This doesn't deal with parameter pack
3165 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
3166 of parameter pack DIEs.
3167 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
3168 in certain cases, e.g. for pack elements.
3169 (gen_formal_types_die, gen_decl_die): Adjust usage of
3170 gen_formal_parameter_die.
3171 (gen_subprogram_die): Represent each function parameter pack by a
3172 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
3173 represented by usual DW_TAG_formal_parameter DIEs that are children
3174 of the DW_TAG_formal_parameter_pack DIE. Remove references to
3175 ____builtin_va_alist decls as no part of the compiler uses those
3177 * langhooks.h (struct lang_hooks_for_decls): Add
3178 function_parm_expanded_from_pack_p, get_generic_function_decl
3179 and function_parameter_pack_p hooks. Fix comment for
3180 get_innermost_generic_parms hook.
3181 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
3182 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
3183 macros and use them to initialize lang_hook.
3185 2009-09-22 Richard Henderson <rth@redhat.com>
3187 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
3188 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
3189 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
3190 on TRAMPOLINE_TEMPLATE.
3191 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
3192 TRAMPOLINE_ADJUST_ADDRESS.
3193 * targhooks.c (default_asm_trampoline_template): Remove.
3194 (default_trampoline_adjust_address): Remove.
3195 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
3196 * targhooks.h: Update decls.
3198 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3200 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
3201 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
3202 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3204 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
3207 * reload1.c (reload): Reset debug insns with pseudos without
3210 2009-09-22 Janis Johnson <janis187@us.ibm.com>
3212 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
3213 unconditional true for decimal float modes.
3214 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
3215 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
3217 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3219 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
3220 Enable a new case for __FreeBSD__ >= 7.
3221 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
3222 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
3223 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
3224 and USE_LD_AS_NEEDED.
3226 * doc/install.texi (*-*-freebsd*): Update target information.
3228 2009-09-22 Richard Guenther <rguenther@suse.de>
3231 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
3232 arrays really properly.
3234 2009-09-22 Richard Henderson <rth@redhat.com>
3237 * target.h (struct gcc_target): Add asm_out.trampoline_template,
3238 calls.static_chain, calls.trampoline_init,
3239 calls.trampoline_adjust_address.
3240 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3241 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3242 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3243 * builtins.c (expand_builtin_setjmp_receiver): Use
3244 targetm.calls.static_chain; only clobber registers.
3245 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
3246 set up memory attributes properly for the trampoline block.
3247 (expand_builtin_adjust_trampoline): Use
3248 targetm.calls.trampoline_adjust_address.
3249 * calls.c (prepare_call_address): Add fndecl argument. Use
3250 targetm.calls.static_chain.
3251 * df-scan.c (df_need_static_chain_reg): Remove.
3252 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3253 consolodate static chain handling.
3254 * doc/tm.texi: Document new hooks.
3255 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3256 (init_emit_regs): Don't initialize them.
3257 * expr.h (prepare_call_address): Update decl.
3258 * final.c (profile_function): Use targetm.calls.static_chain.
3259 * function.c (expand_function_start): Likewise.
3260 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3261 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3262 only clobber registers.
3263 * targhooks.c (default_static_chain): New.
3264 (default_asm_trampoline_template, default_trampoline_init): New.
3265 (default_trampoline_adjust_address): New.
3266 * targhooks.h: Declare them.
3267 * varasm.c (assemble_trampoline_template): Use
3268 targetm.asm_out.trampoline_template. Make the memory block const
3271 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3272 alpha_initialize_trampoline. Make static. Merge VMS parameter
3273 differences into the TARGET_ABI_OPEN_VMS code block.
3274 (TARGET_TRAMPOLINE_INIT): New.
3275 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3276 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3277 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3278 (INITIALIZE_TRAMPOLINE): Remove.
3280 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3281 (TRAMPOLINE_TEMPLATE): Merge with ...
3282 (INITIALIZE_TRAMPOLINE): ... this and move ...
3283 * config/arc/arc.c (arc_trampoline_init): ... here.
3284 (TARGET_TRAMPOLINE_INIT): New.
3286 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3287 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3288 (arm_asm_trampoline_template): New.
3289 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3290 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3291 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3292 code to arm_asm_trampoline_template.
3293 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3294 arm_trampoline_adjust_address.
3295 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3296 adjust for target hook parameters.
3298 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3301 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3302 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3303 (bfin_trampoline_init): Rename from initialize_trampoline;
3304 make static; update for target hook parameters.
3305 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3306 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3307 bfin_asm_trampoline_template.
3308 (INITIALIZE_TRAMPOLINE): Remove.
3310 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3311 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3312 cris_trampoline_init): New.
3313 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3314 cris_asm_trampoline_template.
3315 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3316 adjust for target hook parameters.
3318 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3320 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3321 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3322 fr30_trampoline_init): New.
3323 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3324 fr30_asm_trampoline_template.
3325 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3326 adjust for target hook parameters.
3328 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3329 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3330 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3331 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3332 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3334 * config/h8300/h8300.c (h8300_trampoline_init): New.
3335 (TARGET_TRAMPOLINE_INIT): New.
3336 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3337 to h8300_trampoline_init and adjust for hook parameters.
3339 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3340 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3341 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3342 make static; adjust for hook parameters.
3343 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3345 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3346 (TARGET_TRAMPOLINE_INIT): New.
3347 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3348 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3349 iq2000_asm_trampoline_template.
3350 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3351 (TRAMPOLINE_CODE_SIZE): New.
3352 (TRAMPOLINE_SIZE): Use it.
3353 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3355 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3356 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3357 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3358 adjust for hook parameters.
3359 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3361 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3362 (m32r_trampoline_init): New.
3363 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3364 m32r_trampoline_init.
3366 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3367 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3368 make static; update for hook parameters.
3369 * config/m68hc11/m68hc11-protos.h: Update.
3370 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3372 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3373 (TARGET_TRAMPOLINE_INIT): New.
3374 (mcore_function_value): Fix typo.
3375 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3376 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3377 to mcore_asm_trampoline_template.
3378 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3380 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3381 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3382 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3383 update for hook parameters.
3384 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3386 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3387 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3388 mips_trampoline_init): New.
3389 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3390 mips_asm_trampoline_template.
3391 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3392 update for hook parameters.
3394 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3395 (TARGET_TRAMPOLINE_INIT): New.
3396 (mmix_trampoline_size): Remove.
3397 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3398 make static. Remove out-of-date tetra vs octa comment.
3399 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3400 make static; update for hook parameters.
3401 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3402 (INITIALIZE_TRAMPOLINE): Remove.
3403 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3404 (TRAMPOLINE_ALIGNMENT): New.
3405 * gcc/config/mmix/mmix-protos.h: Update.
3407 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3408 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3409 mn10300_trampoline_init): New.
3410 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3411 mn10300_asm_trampoline_template.
3412 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3414 * config/moxie/moxie.c (moxie_static_chain,
3415 moxie_asm_trampoline_template, moxie_trampoline_init,
3416 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3417 TARGET_TRAMPOLINE_INIT): New.
3418 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3419 moxie_trampoline_init.
3420 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3421 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3423 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3424 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3425 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3426 pa_trampoline_adjust_address): New.
3427 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3428 pa_asm_trampoline_template.
3429 (TRAMPOLINE_ALIGNMENT): New.
3430 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3431 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3432 adjust for hook parameters.
3433 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3435 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3436 (TARGET_TRAMPOLINE_INIT): New.
3437 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3438 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3440 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3442 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3443 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3444 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3445 make static; adjust parameters for the hook.
3446 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3448 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3449 s390_trampoline_template; make static.
3450 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3451 make static; adjust for target hook.
3452 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3453 * config/s390/s390-protos.h: Remove trampoline decls.
3454 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3455 (TRAMPOLINE_TEMPLATE): Remove.
3456 (TRAMPOLINE_ALIGNMENT): New.
3458 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3459 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3460 (TARGET_TRAMPOLINE_INIT): New.
3461 (score_asm_trampoline_template): New.
3462 (score_trampoline_init): Rename from score_initialize_trampoline;
3463 make static; adjust for hook parameters.
3464 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3465 score[37]_asm_trampoline_template.
3466 (INITIALIZE_TRAMPOLINE): Remove.
3467 * config/score/score3.c (score3_asm_trampoline_template): New.
3468 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3469 adjust for target hook.
3470 * config/score/score7.c (score7_asm_trampoline_template): New.
3471 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3472 adjust for target hook.
3473 * config/score/score3.h, config/score/score7.h: Update.
3475 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3476 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3477 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3478 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3479 make static; adjust for target hook parameters.
3480 (sh_trampoline_adjust_address): New.
3481 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3482 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3484 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3485 (sparc32_initialize_trampoline): Rename from
3486 sparc_initialize_trampoline; make static; replace tramp parameter
3487 with m_tramp and update memory accesses.
3488 (sparc64_initialize_trampoline): Similarly.
3489 (sparc_trampoline_init): New.
3490 * config/sparc/sparc-protos.h: Remove trampoline decls.
3491 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3492 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3494 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3495 (array_to_constant): Make ARR parameter const.
3496 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3497 make static; update for hook parameters.
3498 * config/spu/spu-protos.h: Update decls.
3499 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3501 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3502 from xstormy16_initialize_trampoline; make static; update for
3504 (TARGET_TRAMPOLINE_INIT): New.
3505 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3507 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3508 (TARGET_TRAMPOLINE_INIT): New.
3509 (v850_can_eliminate): Make static.
3510 (v850_asm_trampoline_template, v850_trampoline_init): New.
3511 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3512 v850_asm_trampoline_template.
3513 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3514 and adjust for target hook parameters.
3516 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3517 (TARGET_TRAMPOLINE_INIT): New.
3518 (vax_asm_trampoline_template, vax_trampoline_init): New.
3519 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3520 vax_asm_trampoline_template.
3521 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3523 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3524 (TARGET_TRAMPOLINE_INIT): New.
3525 (xtensa_asm_trampoline_template): Rename from
3526 xtensa_trampoline_template; make static.
3527 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3528 make static; update for hook parameters.
3529 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3530 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3531 (INITIALIZE_TRAMPOLINE): Remove.
3533 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3534 error for nested functions with regparm=3.
3535 (ix86_compute_frame_layout): Adjust frame pointer offset for
3536 ix86_static_chain_on_stack.
3537 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3538 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3539 don't reset to UNITS_PER_WORD.
3540 (ix86_emit_leave): Adjust ix86_cfa_state.
3541 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3542 (ix86_static_chain): New.
3543 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3544 make static; update for target hook parameters; use ix86_static_chain.
3545 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3546 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3547 (INITIALIZE_TRAMPOLINE): Remove.
3548 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3549 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3550 to the end. Add static_chain_on_stack.
3551 (ix86_static_chain_on_stack): New.
3553 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3554 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3555 (m68k_trampoline_init): New.
3556 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3557 m68k_trampoline_init and adjust for hook parameters.
3558 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3559 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3561 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3563 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3564 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3566 * reload1.c (reload): Call wrap_constant when substituting
3567 reg for equiv inside of DEBUG_INSNs.
3570 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3571 add_call_src_coords_attributes, add_high_low_attributes,
3572 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3573 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3574 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3575 when -gdwarf-2 -gstrict-dwarf.
3576 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3577 -gdwarf-[23] -gstrict-dwarf.
3578 (address_of_int_loc_descriptor, loc_descriptor,
3579 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3580 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3581 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3583 2009-09-22 Richard Guenther <rguenther@suse.de>
3585 PR tree-optimization/41428
3586 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3587 (ccp_finalize): Pass it to substitute_and_fold.
3589 2009-09-22 Richard Guenther <rguenther@suse.de>
3591 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3592 (substitute_and_fold): Adjust prototype.
3593 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3594 (simplify_stmt_using_ranges): Likewise.
3595 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3596 (vrp_fold_stmt): New function.
3597 (vrp_finalize): Pass it to substitute_and_fold.
3598 * tree-flow.h (vrp_evaluate_conditional): Remove.
3599 (simplify_stmt_using_ranges): Likewise.
3600 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3601 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3602 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3604 (fold_predicate_in): Move to tree-vrp.c.
3605 (substitute_and_fold): Use the callback instead of calling into
3606 tree-vrp.c functions directly.
3608 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3610 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3611 comparison warning on rs6000.
3614 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3615 GIMPLE_EH_MUST_NOT_THROW cleanup.
3616 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3618 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3621 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3622 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3623 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3624 libSystem which is derived from the gcc 4.2.1 unwinder.
3626 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3629 * varasm.c (default_encode_section_info): Copy TLS model into
3630 sym_ref flags regardless of backend support for TLS, for all
3631 model types except TLS_MODEL_EMULATED.
3633 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3636 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3637 we can handle it correctly.
3639 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3641 * doc/install.texi (os2): Remove section.
3643 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3645 * doc/standards.texi (Objective-C): Adjust two URLs.
3647 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3649 * tree-tailcall.c (process_assignment): Don't check if a
3650 multiplication or an addition are already present.
3651 (find_tail_calls): Combine multiple additions and multiplications.
3652 (adjust_accumulator_values): Emit accumulators.
3654 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3656 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3657 xmm register restore.
3659 2009-09-21 Jan Hubicka <jh@suse.cz>
3661 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3662 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3665 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3667 * stor-layout.c (layout_type): Remove obsolete code.
3669 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3672 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3674 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3677 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3678 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3679 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3680 * fold-const.c (const_binop): Likewise.
3681 * real.h (do_mpc_arg2): Update prototype.
3683 2009-09-20 Jan Hubicka <jh@suse.cz>
3685 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3686 (add_location_or_const_value_attribute): Rewrite using
3688 (tree_add_const_value_attribute): Return true if successful.
3689 (tree_add_const_value_attribute_for_decl): Likewise.
3691 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3692 (loc_descriptor): ... here;
3693 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3694 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3695 pool items that was not marked for output.
3696 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3697 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3698 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3699 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3700 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3701 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3702 DW_OP_stack_value to get address of items that are not available
3704 (dw_loc_list): Handle single element lists correctly.
3706 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3707 Pascal Obry <obry@adacore.com>
3709 * unwind-dw2-fde.c (classify_object_over_fdes):
3710 Cast the constant 1 to _Unwind_Ptr.
3711 (add_fdes): Likewise.
3712 (linear_search_fdes): Likewise.
3714 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3716 * stor-layout.c (set_sizetype): Avoid useless type copy.
3718 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3720 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3722 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3723 * configure, config.in: Regenerate.
3724 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3726 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3727 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3728 for global data if the output could be used in a shared library.
3729 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3730 to 0 if TARGET_WRITABLE_EH_FRAME.
3732 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3734 PR rtl-optimization/39886
3735 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3736 just when insn is equal to BB_END (bb).
3738 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3740 * config/mips/mips.opt (mrelax-pic-calls): New option.
3741 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3743 (mips_unspec_call): Change "unspec_call" expander into this.
3744 (mips_strip_unspec_call): New function.
3745 (mips_got_load): Call mips_unspec_call instead of
3746 gen_unspec_call<mode>.
3747 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3749 (mips_cfg_in_reorg): New function.
3750 (mips16_lay_out_constants): Use it to decide whether to call
3751 CFG-aware insn splitting.
3752 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3753 mips_reorg. Move DF set-up code from here ...
3754 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3756 (mips_reorg): Call mips_df_reorg instead of
3757 r10k_insert_cache_barriers. Move CFG set-up code here from
3758 r10k_insert_cache_barriers.
3759 (mips_call_expr_from_insn): New function.
3760 (mips_pic_call_symbol_from_set): Likewise.
3761 (mips_find_pic_call_symbol): Likewise.
3762 (mips_annotate_pic_call_expr): Likewise.
3763 (mips_get_pic_call_symbol): Likewise.
3764 (mips_annotate_pic_calls): Likewise.
3765 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3767 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3768 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3769 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3771 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3772 (unspec_call<mode>): Remove it.
3773 (sibcall_internal, sibcall_value_internal,
3774 sibcall_value_multiple_internal, call_internal, call_split,
3775 call_value_internal, call_value_split,
3776 call_value_multiple_internal, call_value_multiple_split): Pass
3777 SIZE_OPNO to MIPS_CALL.
3778 (call_internal_direct, call_direct_split,
3779 call_value_internal_direct, call_value_direct_split): Pass -1 as
3780 SIZE_OPNO to MIPS_CALL.
3781 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3782 * configure: Regenerate.
3783 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3784 and -mno-relax-pic-calls.
3785 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3787 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3790 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3791 in the directory this rule is called from, rather than the
3792 toplevel 'gcc' directory, to fix in-tree build.
3794 2009-09-19 Chris Demetriou <cgd@google.com>
3796 PR preprocessor/28435:
3797 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3798 to cpplib that the preprocessor output is needed.
3800 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3802 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3803 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3804 *return_and_restore_fpregs_<mode>,
3805 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3808 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3809 instead of assuming it has always a REG inside of it.
3811 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3813 * config/freebsd.h: Update comment on types.
3814 (WINT_TYPE): Define.
3816 2009-09-18 Jason Merrill <jason@redhat.com>
3818 * c.opt: Add -fno-deduce-init-list.
3820 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3822 * value-prof.c (interesting_stringop_to_profile_p): Added output
3823 argument to indicate which parameter is the size parameter.
3824 * value-prof.c (gimple_stringop_fixed_value): Use
3825 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3826 * value-prof.c (gimple_stringops_transform): Update call sites to
3827 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3829 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3832 From David Binderman <dcb314@hotmail.com>:
3833 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3834 local variable f. Remove stale comments.
3835 (ix86_compute_frame_layout): Remove useless local variable total_size.
3836 Remove #if 0'd code.
3837 (legitimate_address_p): Remove useless local variables
3838 reason_rtx and reason.
3839 (ix86_split_copysign_const): Remove useless local variable op1.
3840 (scale_counter): Remove useless local variable piece_size_mask.
3842 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3844 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3847 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3850 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3852 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3854 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3857 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3859 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3860 DW_OP_implicit_value even without dwarf_version 4.
3862 2009-09-17 Jan Hubicka <jh@suse.cz>
3864 * dwarf2out.c: Include tree-pass.h and gimple.h.
3865 (loc_list_plus_const): New function.
3866 (loc_descriptor_from_tree_1): Rename to ...
3867 (loc_descriptor_from_tree): ... remove original.
3868 (loc_list_from_tree): New function.
3869 (add_AT_location_description): Accept location list.
3870 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3871 (concatn_mem_loc_descriptor): Remove.
3872 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3874 (secname_for_decl): Move up.
3875 (hidden_reference_p): New function; break out from ...
3876 (loc_by_refernece): ... here; move up.
3877 (dw_loc_list): New function.
3878 (single_element_loc_list): New function.
3879 (single_element_loc_list_p): New function.
3880 (add_loc_descr_to_each): New function.
3881 (add_loc_list): New function.
3882 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3883 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3884 add diagnostics why expansion failed.
3885 (add_location_or_const_value_attribute): Support location lists.
3886 (add_bound_info): Likewise.
3887 (descr_info_loc): Update call of loc_descriptor_from_tree.
3888 (gen_variable_die): Work on location lists.
3889 * final.c (pass_final): Add dump file.
3890 * Makefile.in (dwarf2out.o): Add new dependencies.
3892 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3895 * real.c decimal_from_integer, decimal_integer_string): New.
3896 (real_from_integer): Use them as special case for decimal float.
3897 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3898 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3899 Do not append zero after the decimal point in string to convert.
3901 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3903 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3904 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3906 2009-09-17 Martin Jambor <mjambor@suse.cz>
3908 * common.opt (fipa-sra): New switch.
3909 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3910 * timevar.def (TV_IPA_SRA): New timevar.
3911 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3912 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3913 * tree-sra.c: Include cgraph.c.
3914 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3915 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3916 and grp_not_necessarilly_dereferenced.
3917 (func_param_count): New variable.
3918 (encountered_apply_args): New variable.
3919 (bb_dereferences): New variable.
3920 (final_bbs): New variable.
3921 (no_accesses_representant): New variable.
3922 (no_accesses_p): New function.
3923 (dump_access): Dump the new fields.
3924 (sra_initialize): Set encountered_apply_args to false.
3925 (get_ssa_base_param): New function.
3926 (mark_parm_dereference): New function.
3927 (create_access): Caring for INIDRECT_REFs and different handling of
3928 varialble length accesses in early IPA SRA. Store the stmt - a new
3929 parameter - to the new access.
3930 (build_access_from_expr_1): New parameter stmt, passed to
3931 create_access. Handle INDIRECT_REFs.
3932 (build_access_from_expr): Pass the current statement to
3933 build_access_from_expr_1.
3934 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3936 (build_accesses_from_assign): Pass the current statement to
3937 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3938 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3939 final_bbs when necessary. Check for calls to __builtin_apply_args.
3940 Fixup EH info if anythng was changed.
3941 (is_unused_scalar_param): New function.
3942 (ptr_parm_has_direct_uses): New function.
3943 (find_param_candidates): New function.
3944 (mark_maybe_modified): New function.
3945 (analyze_modified_params): New function.
3946 (propagate_dereference_distances): New function.
3947 (dump_dereferences_table): New function.
3948 (analyze_caller_dereference_legality): New function.
3949 (unmodified_by_ref_scalar_representative): New function.
3950 (splice_param_accesses): New function.
3951 (decide_one_param_reduction): New function.
3952 (enum ipa_splicing_result): New type.
3953 (splice_all_param_accesses): New function.
3954 (get_param_index): New function.
3955 (turn_representatives_into_adjustments): New function.
3956 (analyze_all_param_acesses): New function.
3957 (get_replaced_param_substitute): New function.
3958 (get_adjustment_for_base): New function.
3959 (replace_removed_params_ssa_names): New function.
3960 (sra_ipa_reset_debug_stmts): New function.
3961 (sra_ipa_modify_expr): New function.
3962 (sra_ipa_modify_assign): New function.
3963 (convert_callers): New function.
3964 (modify_function): New function.
3965 (ipa_sra_preliminary_function_checks): New function.
3966 (ipa_early_sra): New function.
3967 (ipa_early_sra_gate): New function.
3968 (pass_early_ipa_sra): New variable.
3969 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3971 2009-09-17 Michael Matz <matz@suse.de>
3974 * tree.c (build_type_attribute_qual_variant): Export.
3975 * tree.h (build_type_attribute_qual_variant): Declare.
3976 * tree-inline.c (remap_type_1): Use it to build variants with
3977 the original qualifiers and attributes.
3979 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3981 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3982 without a fallthrough edge.
3984 2009-09-16 DJ Delorie <dj@redhat.com>
3986 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3987 chip and ignore the "fast_interrupt" attribute if so.
3989 2009-09-16 Richard Henderson <rth@redhat.com>
3992 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3995 2009-09-16 Richard Henderson <rth@redhat.com>
3998 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3999 is set only if DECL_NO_STATIC_CHAIN is unset.
4000 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
4001 (FOR_EACH_NEST_INFO): New.
4002 (walk_all_functions): Use it.
4003 (finalize_nesting_tree): Likewise.
4004 (unnest_nesting_tree): Likewise.
4005 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
4006 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
4007 (convert_gimple_call): Early out if gimple_call_chain already set.
4008 (convert_all_function_calls): Iterate until no new functions
4009 require a static chain.
4010 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
4011 when building a trampoline. Use dump_function_to_file instead
4013 (lower_nested_functions): Open dump_file. Validate that decls
4014 that have DECL_NO_STATIC_CHAIN from the front end don't have that
4015 bit reset by this pass.
4017 2009-09-16 Michael Matz <matz@suse.de>
4020 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
4021 shorten decl_common_unused.
4022 (DECL_RESTRICTED_P): New accessor.
4023 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
4024 to disambiguate marked decls and restrict pointers.
4026 2009-09-16 Richard Henderson <rth@redhat.com>
4029 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
4031 2009-09-16 Jakub Jelinek <jakub@redhat.com>
4033 * integrate.c (set_block_abstract_flags): Call
4034 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
4036 2009-09-16 Richard Guenther <rguenther@suse.de>
4039 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
4042 2009-09-16 DJ Delorie <dj@redhat.com>
4043 Kaz Kojima <kkojima@gcc.gnu.org>
4045 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4046 (sh_expand_prologue): Update calls to output_stack_adjust.
4047 (sh_expand_epilogue): Likewise.
4049 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4052 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4053 trying to limit the extent of searches in the insn stream.
4055 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4056 Jakub Jelinek <jakub@redhat.com>
4060 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4062 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4063 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4064 (rs6000_savres_strategy): Always save FP registers inline if the
4065 target doesn't support hardware double-precision. Set the above
4066 bits in return value when needed.
4067 (rs6000_savres_routine_sym): Fix computation for cache selector.
4068 Mark the generated symbol as a function. Rename exitp argument to
4069 lr. Move code for determining the name of the symbol...
4070 (rs6000_savres_routine_name): ...here. New function. Add cases for
4071 getting the names right on AIX and 64-bit Linux.
4072 (savres_routine_name): New variable.
4073 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4074 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4075 on what the target routine uses as a base register. If savep && lr
4076 describe saving of r0 into memory slot.
4077 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4078 line calls for AIX ABI.
4079 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4080 determine FP save/restore functions.
4081 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4082 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4084 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4085 Duplicate restoration of LR and execute the appropriate one
4086 depending on whether GPRs are being restored inline. Set r11 from
4087 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
4088 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
4089 Fix out of line calls for AIX ABI.
4090 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
4092 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
4094 (*restore_gpregs_spe): Likewise.
4095 (*return_and_restore_gpregs_spe): Likewise.
4096 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4097 Define to empty string unconditionally.
4098 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4099 Define to empty string unconditionally.
4100 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
4103 2009-09-15 Jan Hubicka <jh@suse.cz>
4105 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
4106 * params.def (inline-insns-auto): Likewise.
4108 2009-09-15 Martin Jambor <mjambor@suse.cz>
4110 * ipa-inline.c (estimate_function_body_sizes): Dump info about
4111 individual statements only at TDF_DETAILS dump level. Format
4112 source for 80 characters per line.
4114 2009-09-15 Christian Bruel <christian.bruel@st.com>
4116 * regrename.c (do_replace): Update REG_DEAD notes.
4118 2009-09-15 Revital Eres <eres@il.ibm.com>
4120 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
4121 * targhooks.c (default_builtin_support_vector_misalignment):
4122 New builtin function.
4123 * targhooks.h (default_builtin_support_vector_misalignment):
4125 * target.h (builtin_support_vector_misalignment):
4126 New field in struct gcc_target.
4127 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
4128 new builtin function.
4129 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
4131 * config/rs6000/rs6000.c
4132 (rs6000_builtin_support_vector_misalignment): New function.
4133 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
4135 2009-09-15 Jie Zhang <jie.zhang@analog.com>
4137 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
4139 (bfin_optimize_loop): Likewise.
4140 (bfin_gen_bundles): Likewise.
4141 (workaround_speculation): Likewise.
4142 (find_load): Return NULL_RTX for debug_insn.
4144 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
4146 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
4149 2009-09-14 DJ Delorie <dj@redhat.com>
4151 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
4152 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
4155 2009-09-14 Richard Henderson <rth@redhat.com>
4156 Jakub Jelinek <jakub@redhat.com>
4158 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
4159 * cfgbuild.c (make_edges): Handle asm goto.
4160 * cfglayout.c (fixup_reorder_chain): Likewise.
4161 * cfgrtl.c (patch_jump_insn): Likewise.
4162 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
4163 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
4164 (gimple_build_asm_vec): Add and use labels parameter.
4165 (gimple_build_asm): Remove.
4166 (walk_gimple_asm): Walk labels too.
4167 * gimple.def (GIMPLE_ASM): Update docs.
4168 * gimple.h: Update decls.
4169 (struct gimple_statement_asm): Change nc to use unsigned char;
4171 (gimple_asm_nlabels): New.
4172 (gimple_asm_label_op, gimple_asm_set_label_op): New.
4173 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
4174 into gimple_build_asm_vec.
4175 * jump.c (mark_jump_label_asm): New.
4176 (mark_jump_label): Use it.
4177 (redirect_jump_1): Handle asm goto.
4178 (invert_jump_1): Soft fail if X is null.
4179 * recog.c (extract_asm_operands): New.
4180 (asm_noperands): Use it; handle asm labels.
4181 (decode_asm_operands): Use extract_asm_operands.
4182 (asm_operand_ok): Properly handle empty string.
4183 * reg-stack.c (get_asm_operands_in_out): Rename from
4184 get_asm_operand_n_inputs; use extract_asm_operands; return both
4185 inputs and outputs by reference; update all callers.
4186 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
4187 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
4188 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
4189 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
4190 (extract_asm_operands): Declare.
4191 * stmt.c (expand_asm_operands): Add and use labels parameter.
4192 (check_unique_operand_names): Likewise.
4193 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
4194 (expand_asm_stmt): Handle asm labels.
4195 * tree-cfg.c (make_gimple_asm_edges): New.
4196 (make_edges): Use it.
4197 (cleanup_dead_labels): Handle asm labels.
4198 (is_ctrl_altering_stmt): Likewise.
4199 (gimple_redirect_edge_and_branch): Likewise.
4200 * tree.def (ASM_EXPR): Add 5th operand.
4201 * tree.h (ASM_LABELS): New.
4202 (resolve_asm_operand_names): Update decl.
4204 * c-parser.c (c_parser_asm_statement): Parse asm goto.
4205 (c_parser_asm_goto_operands): New.
4206 * c-tree.h (build_asm_expr): Update decl.
4207 * c-typeck.c (build_asm_expr): Add and use labels parameter.
4208 * doc/extend.texi: Document asm goto.
4210 2009-09-14 Richard Henderson <rth@redhat.com>
4212 * except.h: Update declarations.
4213 (struct pointer_map_t): Forward declare.
4214 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
4215 (struct eh_landing_pad_d, eh_landing_pad): New.
4216 (struct eh_catch_d, eh_catch): New.
4217 (struct eh_region_d): Remove next_region_sharing_label, aka,
4218 label, tree_label, landing_pad, post_landing_pad, resume,
4219 may_contain_throw. Rename region_number to index. Remove
4220 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
4221 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
4222 (VEC(eh_landing_pad,gc)): New.
4223 (struct eh_status): Remove last_region_number. Add lp_array,
4224 throw_stmt_table, ttype_data, ehspec_data.
4225 (ehr_next, FOR_ALL_EH_REGION_AT): New.
4226 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
4227 * except.c (lang_protect_cleanup_actions): Return tree.
4228 (struct ehl_map_entry): Remove.
4229 (init_eh_for_function): Push zero entries for region and lp_array.
4230 (gen_eh_region): Add to region_array immediately.
4231 (gen_eh_region_catch): Operate on eh_catch objects.
4232 (gen_eh_landing_pad): New.
4233 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
4234 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
4235 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
4236 (get_eh_landing_pad_from_number_fn): New.
4237 (get_eh_landing_pad_from_number): New.
4238 (get_eh_region_from_lp_number_fn): New.
4239 (get_eh_region_from_lp_number): New.
4240 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
4241 (get_exception_pointer, get_exception_filter): Remove.
4242 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
4243 (current_function_has_exception_handlers): Simplify.
4244 (bring_to_root, eh_region_replaceable_by_p): Remove.
4245 (replace_region, hash_type_list, hash_eh_region): Remove.
4246 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
4247 (label_to_region_map, num_eh_regions): Remove.
4248 (get_next_region_sharing_label, must_not_throw_labels): Remove.
4249 (find_exception_handler_labels): Remove.
4250 (duplicate_eh_regions_0, find_prev_try): Remove.
4251 (struct duplicate_eh_regions_data): New.
4252 (duplicate_eh_regions_1): Rewrite.
4253 (duplicate_eh_regions): Return a pointer map instead of an
4255 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4256 (redirect_eh_edge_to_label): Remove.
4257 (eh_region_outermost): Rewrite using eh_region pointers
4258 instead of integers.
4259 (add_ttypes_entry): Update for ttype_data move to eh_status.
4260 (add_ehspec_entry): Rewrite with VEC instead of varray.
4261 (assign_filter_values): Likewise. Export.
4262 (build_post_landing_pads, connect_post_landing_pads): Remove.
4263 (dw2_build_landing_pads): Rewrite to use lp_array.
4264 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4265 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4266 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4267 (sjlj_mark_call_sites): Update for landing pad numbers.
4268 (finish_eh_generation): Rewrite.
4269 (gate_handle_eh): Do nothing for no eh tree.
4270 (pass_rtl_eh): Move up near finish_eh_generation.
4271 (remove_eh_landing_pad): New.
4272 (remove_eh_handler): Export.
4273 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4274 (for_each_eh_label): Rewrite to use lp_array.
4275 (make_reg_eh_region_note): New.
4276 (make_reg_eh_region_note_nothrow_nononlocal): New.
4277 (insn_could_throw_p): New.
4278 (copy_reg_eh_region_note_forward): New.
4279 (copy_reg_eh_region_note_backward): New.
4280 (check_handled, add_reachable_handler): Remove.
4281 (reachable_next_level, foreach_reachable_handler): Remove.
4282 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4283 (get_eh_region_and_lp_from_rtx): New.
4284 (get_eh_region_from_rtx): New.
4285 (can_throw_internal_1, can_throw_external_1): Remove.
4286 (can_throw_internal): Use get_eh_region_from_rtx.
4287 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4288 (insn_nothrow_p, can_nonlocal_goto): New.
4289 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4290 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4291 (add_action_record): Use VEC not varray.
4292 (collect_one_action_chain): Update for eh_region changes.
4293 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4294 Use get_eh_region_and_lp_from_rtx.
4295 (gate_convert_to_eh_region_ranges): New.
4296 (pass_convert_to_eh_region_ranges): Use it.
4297 (push_uleb128, push_sleb128): Use VEC not varray.
4298 (output_one_function_exception_table): Likewise.
4299 (dump_eh_tree): Update for eh_region changes.
4300 (verify_eh_tree): Likewise.
4301 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4302 * tree-eh.c: Include target.h.
4303 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4304 Don't disallow GIMPLE_RESX; adjust argument check.
4305 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4306 (record_stmt_eh_region): Update for landing pad numbers;
4307 generate a landing pad if necessary.
4308 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4309 (remove_stmt_from_eh_lp_fn): Similarly.
4310 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4311 Update for lp numbers; don't special case missing throw_stmt_table.
4312 (lookup_expr_eh_lp): Similarly.
4313 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4314 (eh_seq, eh_region_may_contain_throw): New.
4315 (struct leh_state): Add ehp_region.
4316 (struct leh_tf_state): Remove eh_label.
4317 (emit_post_landing_pad): New.
4318 (emit_resx, emit_eh_dispatch): New.
4319 (note_eh_region_may_contain_throw): New.
4320 (frob_into_branch_around): Take eh_region not eh label;
4321 emit eh code into eh_seq.
4322 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4323 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4324 lower_eh_must_not_throw. Emit code to eh_seq.
4325 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4326 (lower_try_finally_onedest): Likewise.
4327 (lower_try_finally_copy): Likewise.
4328 (lower_try_finally_switch): Likewise.
4329 (lower_try_finally): Initialize ehp_region.
4330 (lower_catch): Update for eh_catch objects.
4331 (lower_eh_filter): Don't handle must_not_throw.
4332 (lower_eh_must_not_throw): New.
4333 (lower_cleanup): Don't set eh_label.
4334 (lower_eh_constructs_2): Resolve eh builtins.
4335 Handle GIMPLE_EH_MUST_NOT_THROW.
4336 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4337 Add eh_seq to the end of the function body.
4338 (make_eh_dispatch_edges): New.
4339 (make_eh_edge): Remove.
4340 (make_eh_edges): Simplify for landing pads.
4341 (redirect_eh_edge_1): New.
4342 (redirect_eh_edge): Use it.
4343 (redirect_eh_dispatch_edge): New.
4344 (stmt_could_throw_p): Use a switch. Allow RESX.
4345 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4346 (stmt_can_throw_internal): Likewise.
4347 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4348 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4349 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4350 (gate_refactor_eh): New.
4351 (pass_refactor_eh): Use it.
4352 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4353 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4354 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4355 (remove_unreachable_handlers): Rename from
4356 tree_remove_unreachable_handlers; rewrite for landing pads;
4357 call remove_eh_handler directly.
4358 (remove_unreachable_handlers_no_lp): New.
4359 (unsplit_eh, unsplit_all_eh): New.
4360 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4361 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4362 (cleanup_empty_eh_unsplit): New.
4363 (cleanup_empty_eh): Rewrite.
4364 (cleanup_all_empty_eh): New.
4365 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4366 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4367 (gate_cleanup_eh): New.
4368 (pass_cleanup_eh): Use it.
4369 (verify_eh_edges): Move later in file. Expect one EH edge.
4370 (verify_eh_dispatch_edge): New.
4372 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4373 (gtype-desc.o): Add TARGET_H.
4374 (tree.o): Use EXCEPT_H, not except.h.
4375 (cfgbuild.o): Add EXPR_H.
4376 (GTFILES): Add vecprim.h.
4377 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4378 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4379 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4380 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4381 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4382 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4383 calls to can_throw_internal.
4384 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4385 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4386 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4387 (expand_gimple_stmt): Use make_reg_eh_region_note.
4388 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4389 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4390 or find_exception_handler_labels.
4391 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4392 there is exacly one EH edge. Use can_nonlocal_goto and
4394 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4395 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4396 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4397 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4398 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4399 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4400 * dse.c (scan_insn): Use insn_could_throw_p.
4401 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4402 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4403 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4404 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4405 EXC_PTR_EXPR or FILTER_EXPR.
4406 (tree_expr_nonzero_warnv_p): Likewise.
4407 * function.h: Include vecprim.h, not varray.h
4408 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4409 move ttype_data and ehspec_data members to struct eh_status; change
4410 action_record_data member to a VEC.
4411 * gcse.c (hash_scan_set): Use can_throw_internal.
4412 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4413 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4414 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4415 (block_may_fallthru): Don't handle RESX_EXPR.
4416 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4417 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4418 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4419 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4420 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4421 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4422 (gimple_size): Likewise.
4423 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4424 (gimple_build_resx): Use gimple_build_with_ops.
4425 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4426 (is_gimple_val): Likewise.
4427 (is_gimple_stmt): Remove RESX_EXPR.
4428 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4429 (GIMPLE_RESX): Reorder with other EH constructs.
4430 * gimple.h (struct gimple_statement_eh_mnt): New.
4431 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4432 (gimple_eh_filter_must_not_throw): Remove.
4433 (gimple_eh_filter_set_must_not_throw): Remove.
4434 (gimple_eh_must_not_throw_fndecl): New.
4435 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4436 (is_gimple_resx): New.
4437 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4438 Don't copy EH_FILTER_MUST_NOT_THROW.
4439 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4440 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4441 handle must_not_throw_labels specially.
4442 * ipa-pure-const.c (check_call): Update debug statement for LP.
4443 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4444 * ipa-utils.c (get_base_var): Likewise.
4445 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4446 * lower-subreg.c (move_eh_region_note): Remove.
4447 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4448 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4449 (create_task_copyfn): Likewise.
4450 (maybe_catch_exception): Use gimple_build_eh_filter.
4451 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4452 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4453 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4454 and pass_lower_resx.
4455 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4456 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4457 can_throw_internal, can_nonlocal_goto.
4458 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4459 copy_reg_eh_region_note_forward.
4460 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4461 (emit_output_reload_insns): Likewise.
4462 (copy_eh_notes): Remove.
4463 * rtl.def (RESX): Remove.
4464 * rtl.h: Update declarations.
4465 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4466 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4467 (update_eh_label): Remove.
4468 (cleanup_dead_labels_eh): New.
4469 (cleanup_deal_labels): Use it instead of update_eh_label.
4470 (gimple_merge_blocks): Update landing pad data structure when
4471 removing a landing pad label.
4472 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4473 test; handle GIMPLE_EH_MUST_NOT_THROW.
4474 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4475 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4476 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4477 (verify_stmt): Likewise. Verify landing pads.
4478 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4479 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4480 (struct move_stmt_d): Add eh_map.
4481 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4482 (move_stmt_r): Remap eh region numbers in builtin calls,
4483 resx and eh_dispatch.
4484 (move_block_to_fn): Remove eh_offset parameter. Use
4485 maybe_duplicate_eh_stmt_fn.
4486 (find_outermost_region_in_block): Operate on eh_region pointers
4487 instead of region numbers.
4488 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4489 duplicate_eh_regions.
4490 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4491 test earlier. Disallow EH landing pads.
4492 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4493 * tree-flow.h: Update declarations.
4494 (struct tree_ann_common_d): Replace rn with lp_nr.
4495 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4496 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4497 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4498 resx and eh_dispatch.
4499 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4500 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4501 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4502 from duplicate_eh_regions.
4503 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4504 update RESX; handle EH_DISPATCH.
4505 (expand_call_inline): Set eh_lp_nr, not eh_region.
4506 (maybe_inline_call_in_expr): Likewise.
4507 * tree-inline.h (struct copy_body_data): Replace eh_region with
4508 eh_lp_nr, eh_region_offset with eh_map.
4509 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4510 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4511 * tree-pretty-print.c (dump_generic_node): Don't handle
4512 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4513 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4514 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4515 EXC_PTR_EXPR, FILTER_EXPR.
4516 * tree-ssa-operands.c (get_expr_operands): Likewise.
4517 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4519 (ao_ref_init_from_vn_reference): Likewise.
4520 * tree-ssa-sink.c (statement_sink_location): Likewise.
4521 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4522 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4523 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4524 EXC_PTR_EXPR, FILTER_EXPR.
4525 (is_exception_related): Remove.
4526 (compute_avail): Don't call it.
4527 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4528 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4529 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4530 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4532 (build_resx): Remove.
4533 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4534 * tree.h: Update declarations.
4535 (EH_FILTER_MUST_NOT_THROW): Remove.
4536 (struct tree_label_decl): Add eh_landing_pad_nr.
4537 (EH_LANDING_PAD_NR): New.
4538 * value-prof.c (gimple_ic): Tidy variable names. Update for
4539 landing pad numbers.
4540 (gimple_stringop_fixed_value): Tidy variable names. Assert
4541 that neither call stmt can throw.
4542 * vecprim.h (uchar): New.
4543 (VEC(uchar,heap), VEC(uchar,gc)): New.
4545 * c-common.c (c_define_builtins): Update call to
4546 build_common_builtin_nodes.
4547 * c-parser.c (c_parse_file): Don't call
4548 default_init_unwind_resume_libfunc.
4550 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4552 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4553 (mips_cprestore_address_p): Likewise.
4554 (mips_save_gp_to_cprestore_slot): Likewise.
4555 (mips_restore_gp): Rename to...
4556 (mips_restore_gp_from_cprestore_slot): ...this.
4557 (mips_must_initialize_gp_p): Declare.
4558 (mips_emit_save_slot_move): Likewise.
4559 (mips_output_load_label): Return nothing.
4560 (mips_eh_uses): Declare.
4561 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4562 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4563 (TARGET_ABSOLUTE_JUMPS): Likewise.
4564 (EH_USES): Likewise.
4565 (FIRST_PSEUDO_REGISTER): Update comment.
4566 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4567 (MIPS_CALL): ...here.
4568 (REGISTER_NAMES): Add $cprestore.
4569 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4570 Add load_label_length, has_inflexible_gp_insn_p,
4571 has_flexible_gp_insn_p, must_initialize_gp_p and
4572 must_restore_gp_when_clobbered_p.
4573 (mips_expand_call): Don't generate split instructions here.
4574 (mips_split_call): Update the call to mips_restore_gp after
4575 the above name change.
4576 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4577 (mips_find_gp_ref): New function.
4578 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4579 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4580 (mips_insn_has_flexible_gp_ref_p): Likewise.
4581 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4582 (mips_function_has_gp_insn): Delete.
4583 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4584 Use the new functions above. Only return INVALID_REGNUM
4585 for TARGET_ABSOLUTE_JUMPS.
4586 (mips_must_initialize_gp_p): New function.
4587 (mips_get_cprestore_base_and_offset): New function, extracted from...
4588 (mips_cprestore_slot): ...here. Take a bool parameter.
4589 (mips_cfun_has_cprestore_slot_p): New function.
4590 (mips_cprestore_address_p): Likewise.
4591 (mips_save_gp_to_cprestore_slot): Likewise.
4592 (mips_restore_gp): Rename to...
4593 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4594 epilogue_completed. Update the call to mips_cprestore_slot.
4595 Test cfun->machine->must_restore_gp_when_clobbered_p.
4596 (mips_direct_save_slot_move_p): New function.
4597 (mips_emit_save_slot_move): Likewise.
4598 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4599 of cfun->machine->global_pointer.
4600 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4601 (mips_save_reg): Use mips_emit_save_slot_move.
4602 (mips_expand_prologue): Set must_initialize_gp_p.
4603 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4604 for all cprestore saves. Emit a use_cprestore instruction after
4605 setting up the cprestore slot.
4606 (mips_restore_reg): Use mips_emit_save_slot_move.
4607 (mips_process_load_label): New function.
4608 (mips_load_label_length): Likewise.
4609 (mips_output_load_label): Don't return asm: output it here instead.
4610 Use mips_process_load_label.
4611 (mips_adjust_insn_length): Adjust the length of branch instructions
4612 that have length MAX_PIC_BRANCH_LENGTH.
4613 (mips_output_conditional_branch): Update the call to
4614 mips_output_load_label. Assume the branch target is OPERANDS[0]
4615 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4616 (mips_output_order_conditional_branch): Swap the meaning of
4617 OPERANDS[0] and OPERANDS[1].
4618 (mips_variable_issue): Don't count ghost instructions.
4619 (mips_expand_ghost_gp_insns): New function.
4620 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4621 (mips_output_mi_thunk): Set must_initialize_gp_p.
4622 (mips_eh_uses): New function.
4623 * config/mips/predicates.md (cprestore_save_slot_operand)
4624 (cprestore_load_slot_operand): New predicates.
4625 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4626 (UNSPEC_MOVE_GP): Likewise.
4627 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4628 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4629 (CPRESTORE_SLOT_REGNUM): New register.
4630 (MAX_PIC_BRANCH_LENGTH): New constant.
4631 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4632 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4633 branches. Fix commentary.
4634 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4635 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4636 Change type to "ghost".
4637 (loadgp_absolute_<mode>): Likewise.
4638 (loadgp_rtp_<mode>): Likewise.
4639 (copygp_mips16): Likewise.
4640 (loadgp_blockage): Remove redundant mode attribute.
4641 (potential_cprestore): New instruction.
4642 (cprestore): Turn into an unspec set.
4643 (use_cprestore): New instruction.
4644 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4645 (*branch_fp_inverted): Likewise.
4646 (*branch_order<mode>): Likewise.
4647 (*branch_order<mode>_inverted): Likewise.
4648 (*branch_equality<mode>): Likewise.
4649 (*branch_equality<mode>_inverted): Likewise.
4650 (*branch_bit<bbv><mode>): Likewise.
4651 (*branch_bit<bbv><mode>_inverted): Likewise.
4652 (*branch_equality<mode>_mips16): Remove redundant mode.
4653 (jump): Turn into a define_expand.
4654 (*jump_absolute): New instruction.
4655 (*jump_pic): Likewise.
4656 (*jump_mips16): Rename previously-unnamed pattern. Remove
4657 redundant mode attribute.
4658 (restore_gp): Split on epilogue_completed rather than
4659 reload_completed. Change type to "ghost".
4660 (move_gp<mode>): New instruction.
4661 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4662 Remove redundant mode attribute.
4663 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4664 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4665 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4667 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4670 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4671 are returned in the same register (vs34 or v2) that Altivec vector
4672 types are returned in.
4673 (rs6000_libcall_value): Ditto.
4676 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4677 instead of explicit addsi3/adddi3 calls.
4678 (rs6000_split_multireg_move): Ditto.
4679 (rs6000_emit_allocate_stack): Ditto.
4680 (rs6000_emit_prologue): Ditto.
4681 (rs6000_output_mi_thunk): Ditto.
4683 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4684 size is 64 bits if we can use 64-bit registers.
4686 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4688 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4691 From Jie Zhang <jie.zhang@analog.com>:
4692 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4693 save FP and RETS with saveall attribute.
4694 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4695 with saveall attribute.
4697 * config/bfin/bfin.c (bfin_expand_builtin,
4698 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4701 From Jie Zhang <jie.zhang@analog.com>:
4702 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4703 before use in two places.
4704 * config/bfin/bfin.md (AREG): Define mode iterator.
4705 (reload_in, reload_out): Use mode iterator AREG.
4707 2009-09-14 Richard Guenther <rguenther@suse.de>
4710 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4711 EH personality path.
4713 2009-09-13 Richard Guenther <rguenther@suse.de>
4714 Rafael Avila de Espindola <espindola@google.com>
4716 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4717 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4718 (LANG_HOOKS_INITIALIZER): Adjust.
4719 (lhd_pass_through_t): Declare.
4720 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4722 * langhooks.c (lhd_pass_through_t): New function.
4723 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4724 dwarf2out_begin_prologue): Use personality from current_function_decl.
4725 * expr.h (get_personality_function): Declare.
4726 * expr.c (get_personality_function): New function.
4727 (build_personality_function): Likewise.
4728 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4729 (eh_personality_libfunc): Remove.
4730 * optabs.c (build_libfunc_function): New function split out from ...
4731 (init_one_libfunc): ... here.
4732 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4733 (tree_function_decl): Add personality.
4734 (lhd_gcc_personality): Declare.
4735 (build_personality_function): Likewise.
4736 * tree.c (gcc_eh_personality_decl): New.
4737 (lhd_gcc_personality): New function.
4738 * except.h (lang_eh_runtime_type): Remove.
4739 (enum eh_personality_kind): New.
4740 (build_personality_function): Declare.
4741 (function_needs_eh_personality): Declare.
4742 * except.c (lang_eh_runtime_type): Remove.
4743 (function_needs_eh_personality): New function.
4744 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4745 (sjlj_emit_function_enter, output_function_exception_table):
4746 Use personality from current_function_decl.
4747 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4748 * tree-inline.c (tree_can_inline_p): Do not inline across different
4750 (expand_call_inline): Likewise. Adjust the callers EH personality.
4751 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4752 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4753 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4754 (c-parser.o): Likewise
4755 * c-tree.h (c_eh_initialized_p): Remove.
4756 (c_maybe_initialize_eh): Likewise.
4757 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4758 (finish_decl): Don't call c_maybe_initialize_eh.
4759 (c_eh_initialized_p): Remove.
4760 (c_maybe_initialize_eh): Likewise.
4761 * c-parser.c (c_parser_omp_construct): Likewise.
4762 (c_parse_file): Initialize exception handling.
4764 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4766 * config.gcc (tm_file): Remove i386/biarch32.h
4767 for i?86-w64-mingw* case.
4768 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4770 * config.host: Set for x64 mingw the option
4771 use_long_long_for_widest_fast_int to yes.
4773 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4775 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4776 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4777 (dbxout_begin_function): Likewise.
4778 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4779 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4780 set on the function.
4781 (final_end_function): Likewise.
4782 (final_scan_insn): Likewise.
4783 (rest_of_handle_final): Likewise.
4784 * varasm.c (assemble_start_function): Likewise.
4785 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4787 2009-09-12 Jason Merrill <jason@redhat.com>
4789 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4790 * opts.c (common_handle_option): constify.
4792 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4794 * doc/install.texi (avr): Remove obsolete reference site.
4796 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4798 * doc/install.texi (Binaries): Adjust AIX link.
4800 2009-09-12 Akim Demaille <demaille@gostai.com>
4802 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4803 Use an imperative sentence.
4805 2009-09-11 Richard Henderson <rth@redhat.com>
4807 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4808 structure-name and has-tree-operands arguments; update all entries.
4809 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4811 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4812 (gsstruct_code_size): New.
4813 (gss_for_code_): New.
4814 (gss_for_code): Remove.
4815 (gimple_size): Rewrite using gsstruct_code_size.
4816 (gimple_statement_structure): Move to gimple.h.
4817 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4818 (gss_for_code, gimple_statement_structure): New.
4819 (gimple_ops): Use new arrays; tidy.
4821 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4823 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4824 operand to be a PLUS expression.
4825 * config/pa/pa.c (pa_secondary_reload): Likewise.
4827 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4829 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4831 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4834 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4836 From Jie Zhang <jie.zhang@analog.com>:
4837 * doc/extend.texi (node Function Attributes): Document l2
4839 (node Blackfin Variable Attributes): Document l2 variable attributes.
4841 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4843 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4844 to match the system compiler's configuration at inflection point.
4845 Add comment to remark a remaining difference with system compiler.
4847 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4848 * configure: Regenerate.
4850 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4852 From Jie Zhang <jie.zhang@analog.com>:
4853 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4854 (bfin_handle_l2_attribute): New.
4855 (bfin_attribute_table): Add l2 attribute.
4857 2009-09-11 Michael Matz <matz@suse.de>
4860 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4861 on the local_decls list.
4863 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4867 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4869 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4870 for VALUEs, to implement the documented interface.
4871 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4872 Adjust for VALUEs and anything else, to implement the
4873 documented interface.
4875 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4877 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4878 with actual SPE/paired vector modes before using 64-bit alignment.
4879 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4881 2009-09-10 DJ Delorie <dj@redhat.com>
4883 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4886 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4887 * config/mep/mep.c (mep_legitimate_constant_p): New.
4888 * config/mep/mep-protos.h: Prototype it.
4890 2009-09-10 Richard Henderson <rth@redhat.com>
4892 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4894 2009-09-10 Jason Merrill <jason@redhat.com>
4896 * tree.c (chain_index): New fn.
4897 * tree.h: Declare it.
4899 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4901 * config/sol2-c.c (cmn_err_length_specs): Initialize
4902 scalar_identity_flag.
4904 2009-09-10 Richard Henderson <rth@redhat.com>
4906 * tree.h (struct tree_decl_common): Move align member earlier;
4907 move label_decl_uid member ...
4908 (struct tree_label_decl): ... here.
4909 (LABEL_DECL_UID): Update to match.
4911 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4914 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4915 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4917 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4918 dest_prev if the edge is complex.
4920 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4922 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4923 loop latch tests earlier.
4925 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4926 before GIMPLE_RETURN, not after its predecessor; insert
4929 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4930 gimple_seq_empty_p to test for no PHI nodes.
4931 * tree-cfg.c (split_critical_edges): Likewise.
4933 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4935 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4937 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4938 introduced by the VTA branch merge.
4940 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4942 * ira-conflicts.c: Use fputs or putc instead of fprintf
4946 * tree-switch-conversion.c: Ditto.
4948 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4950 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4951 introduced by the VTA branch merge.
4953 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4956 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4958 PR rtl-optimization/39779
4959 * expr.c (convert_modes): Return when mode == oldmode after
4960 CONST_INTs are processed.
4962 2009-09-10 Nick Clifton <nickc@redhat.com>
4964 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4965 attribute and referring decl when creating renamed symbol.
4967 2009-09-10 Richard Guenther <rguenther@suse.de>
4970 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4972 (cgraph_finalize_compilation_unit): Compute reachability
4973 before emitting thunks. Properly process aliases before
4974 possibly removing unreachable nodes.
4976 2009-09-10 Richard Guenther <rguenther@suse.de>
4979 * tree.c (struct free_lang_data_d): Add worklist member.
4980 (find_decls_types_r): Push onto the worklist instead of recursing.
4981 Handle TREE_BINFOs properly.
4982 (find_decls_types): New function wrapped around find_decls_types_r
4983 to process the worklist.
4984 (find_decls_types_in_eh_region): Use it.
4985 (find_decls_types_in_node): Likewise.
4986 (find_decls_types_in_var): Likewise.
4987 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4988 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4989 (AGGREGATE_TYPE_P): Adjust.
4991 2009-09-09 Jason Merrill <jason@redhat.com>
4993 * configure.ac: Check glibc version even if we have an in-tree
4996 2009-09-09 Anthony Green <green@moxielogic.com>
4998 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4999 the constant 0 when appropriate.
5000 * config/moxie/constraints.md: Add constraint O.
5002 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
5003 to pass up to 6 32-bit argument values in registers.
5004 (moxie_function_arg): Ditto.
5005 (moxie_arg_partial_bytes): Ditto.
5006 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
5007 (REG_PARM_STACK_SPACE): Ditto.
5008 (FUNCTION_ARG_REGNO_P): Ditto.
5010 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
5011 instruction to allocate stack space.
5013 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
5015 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
5016 unnecessarily stringent constraints. Fix address
5017 calculation in the splitters.
5019 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5021 PR rtl-optimization/39779
5022 * expr.c (convert_modes): Return when mode == oldmode after
5023 CONST_INTs are processed.
5025 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
5028 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
5029 (ix86_expand_prologue): Take frame.padding0 into logic of
5031 (ix86_expand_epilogue): Likewise.
5033 2009-09-09 Jakub Jelinek <jakub@redhat.com>
5035 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
5037 (SHLIB_LINK, SHLIB_INSTALL): Use them.
5038 * config/t-slibgcc-libgcc: New file.
5039 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
5041 2009-09-09 Martin Jambor <mjambor@suse.cz>
5043 PR tree-optimization/41089
5044 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5047 2009-09-09 Richard Henderson <rth@redhat.com>
5049 * gimple.h (CASE_GIMPLE_OMP): New.
5050 (is_gimple_omp): Use it.
5051 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5052 (verify_gimple_debug): Likewise.
5054 2009-09-09 Richard Guenther <rguenther@suse.de>
5056 PR tree-optimization/41101
5057 * tree-ssa-pre.c (maximal_set): Remove.
5058 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5059 Defer all blocks we didn't visit at least one successor.
5060 (add_to_exp_gen): Do not add to the maximal set.
5061 (make_values_for_phi): Likewise.
5062 (compute_avail): Likewise.
5063 (init_pre): Do not allocate the maximal set.
5064 (execute_pre): Do not dump it.
5066 2009-09-09 Martin Jambor <mjambor@suse.cz>
5068 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5069 an SSA_NAME rather than a is_gimple_variable.
5071 2009-09-09 Richard Guenther <rguenther@suse.de>
5074 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5075 code dealing with plain pointer bases.
5076 (maybe_fold_offset_to_reference): Likewise.
5077 (maybe_fold_stmt_addition): Adjust.
5079 2009-09-09 Richard Guenther <rguenther@suse.de>
5081 * tree.c (free_lang_data_in_type): Do not free the type variant
5083 (free_lang_data): Merge char_type_node with its properly signed
5085 (pass_ipa_free): Collect after freeing language specific data.
5087 2009-09-09 Michael Matz <matz@suse.de>
5090 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
5091 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
5092 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
5095 2009-09-08 DJ Delorie <dj@redhat.com>
5097 * config/mep/mep.c (conversions[]): Add "ml" pattern.
5099 2009-09-04 Jason Merrill <jason@redhat.com>
5101 * tree.c (tree_find_value): Remove.
5102 * tree.h: Remove prototype.
5103 * varasm.c (assemble_external): Use value_member instead.
5105 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5107 * toplev.c (process_options): Choose default debugging type when
5108 gtoggle enables debug info and type is unset.
5110 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5114 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
5117 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5119 * configure: Rebuilt with modified libtool.m4.
5121 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5126 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
5128 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5130 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
5131 (remove_statement): Likewise.
5132 (rewrite_use_nonlinear_expr): Adjust.
5133 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
5134 * tree-ssa.c (release_defs_bitset): ... this. New.
5135 * tree-flow.h (release_defs_bitset): Declare.
5137 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5140 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
5141 in the middle block.
5143 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
5145 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
5146 via intptr_t to long type.
5147 (insert_operand_rank): Cast long type via intptr_t to
5149 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
5151 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
5152 from pointer to unsigned via uintptr_t.
5154 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
5155 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
5157 * configure: Regenerated.
5158 * config.in: Regenerated
5159 * system.h (stdint.h): Add include.
5160 (inttypes.h): Likewise.
5161 * Makefile.in (aclocal): Add config/stdint.m4.
5162 * aclocal.m4: Regenerated.
5164 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
5166 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
5168 (note_np_check_stores): New function.
5169 (harmless_null_pointer_p): New function.
5170 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
5171 changed. Take into account whether we're in the shadow of a condjump
5172 that tested NP_REG for NULL.
5173 Lose all code that tested for SEQUENCEs.
5174 (workaround_speculation): Avoid inserting NOPs for loads that are
5175 either always executed or a NULL pointer.
5177 2009-09-08 Jan Hubicka <jh@suse.cz>
5179 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
5180 * params.def (early-inlining-insns): Likewise.
5182 2009-09-08 Jakub Jelinek <jakub@redhat.com>
5184 PR rtl-optimization/41239
5185 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
5186 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
5188 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
5189 across calls, as the calls might not always return normally.
5190 (call_may_noreturn_p): New function.
5191 (deps_analyze_insn): Update last_function_call_may_noreturn list.
5192 (init_deps): Initialize it.
5193 (remove_from_deps): Also remove calls from
5194 last_function_call_may_noreturn list.
5196 2009-09-07 Richard Henderson <rth@redhat.com>
5198 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
5199 more VR->OPERANDS than LHS operands. Free LHS before returning.
5201 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5203 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
5204 (attr "addrtype"): New member "spreg".
5205 Use it if mem_spfp_address_operand is true for the address.
5206 (attr "type"): New entry "stall".
5207 (cpu_unit "load"): New.
5208 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
5210 (insn_reservation "loadsp"): New.
5211 (insn_reservation "load_stall1"): New.
5212 (insn_reservation "load_stall3"): New.
5214 * config/bfin/predicates.md (const1_operand, const3_operand): New.
5215 (mem_p_address_operand): Exclude stack and frame pointer based
5217 (mem_spfp_address_operand): New; match them here.
5218 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
5219 (bfin_reorg): Call it if scheduling insns.
5220 (bfin_gen_bundles): Remove dummy insns created by
5221 add_sched_insns_for_speculation.
5223 From Jie Zhang <jie.zhang@analog.com>:
5224 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
5225 bfin_si_revision, bfin_workarounds): Move these ...
5226 * config/bfin/bfin.h: ... here.
5228 From Mike Frysinger <michael.frysinger@analog.com>
5229 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
5230 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
5231 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
5232 bf547m, bf548m, and bf549m.
5233 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
5234 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
5235 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
5236 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
5237 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
5238 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
5239 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
5240 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
5241 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
5242 bf542m, bf544m, bf547m, bf548m, and bf549m.
5244 From Jie Zhang <jie.zhang@analog.com>:
5245 * config/bfin/predicates.md (p_register_operand): New predicate.
5246 (dp_register_operand): New predicate.
5247 * config/bfin/bfin-protos.h (WA_05000074): Define.
5248 (ENABLE_WA_05000074): Define.
5249 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
5250 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
5251 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5252 (define_attr addrtype): Allow load/store register to be P register.
5253 (define_attr storereg): New.
5254 (define_cpu_unit anomaly_05000074): New.
5255 (define_insn_reservation dsp32shiftimm): New.
5256 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5257 (define_insn_reservation loadp): Cannot use slot2.
5258 (define_insn_reservation loadsp): Cannot use slot2.
5259 (define_insn_reservation storep): Cannot use slot2. Does not
5260 apply when working around 05000074.
5261 (define_insn_reservation storep_anomaly_05000074): New.
5262 (define_insn_reservation storei): Does not apply when working
5264 (define_insn_reservation storei_anomaly_05000074): New.
5265 (define_attr length): Add dsp32shiftimm case.
5266 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5267 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5268 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5269 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5270 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5272 2009-09-07 Martin Jambor <mjambor@suse.cz>
5275 * tree-sra.c (create_artificial_child_access): Return NULL if
5276 build_ref_for_offset fails.
5277 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5278 and create_artificial_child_access to fail.
5280 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5283 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5284 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5285 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5287 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5289 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5290 block, ensure it has an exit edge. Emit a barrier after a jump.
5292 2009-09-07 Nick Clifton <nickc@redhat.com>
5294 * gcc.c (this_is_linker_script): New variable. Like
5295 this_is_library_file but for the %T constructor.
5296 (end_going_arg): If this_is_linker_script is set then locate the
5297 script and insert a --script switch before it
5298 (do_spec_2): Initialise this_is_linker_script.
5299 (do_spec_1): Likewise. Handle %T construct.
5300 (eval_spec_function): Preserve this_is_linker_script.
5301 * doc/invoke.texi: Document %T construct in spec files.
5302 * config/m32c/m32c.h (LIB_SPEC): Use it.
5304 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5306 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5307 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5308 when volatile flag is set.
5309 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5311 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5314 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5315 (combine_stack_adjustments_for_block): Allow insns between stack
5316 adjustments and stores with corresponding pre-(dec|inc)rement or
5317 pre-modify operation.
5319 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5322 * combine-stack-adj.c (struct csa_memlist): Rename to...
5323 (struct csa_reflist): ... this. Rename mem field to ref.
5324 (free_csa_memlist): Rename to...
5325 (free_csa_reflist): ... this.
5326 (record_one_stack_memref): Rename to...
5327 (record_one_stack_ref): ... this. Handle also REG_P.
5328 (try_apply_stack_adjustment): Handle also REG_P.
5329 (struct record_stack_memrefs_data): Rename to...
5330 (struct record_stack_refs_data): ... this. Rename memlist field to
5332 (record_stack_memrefs): Rename to...
5333 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5334 subexpressions instead of failing when a MEM contains SP references.
5335 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5336 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5338 2009-09-06 Richard Guenther <rguenther@suse.de>
5341 * tree.c (build_array_type): Do not record types marked
5342 with structural equality in the canonical type hashtable.
5344 2009-09-06 Richard Guenther <rguenther@suse.de>
5347 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5349 2009-09-05 Richard Guenther <rguenther@suse.de>
5352 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5354 2009-09-05 Richard Guenther <rguenther@suse.de>
5357 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5359 2009-09-05 Richard Guenther <rguenther@suse.de>
5362 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5363 before comparing function argument types.
5365 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5368 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5371 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5374 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5376 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5377 locators before emit_insn is called.
5379 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5382 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5383 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5384 (reginfo_init): Don't call allocate_reg_info.
5386 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5389 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5390 NONDEBUG_INSN_P instead of INSN_P.
5392 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5395 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5397 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5400 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5401 pattern of the split.
5403 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5405 * toplev.c (process_options): Move setter of flag_var_tracking
5406 before other tests that depend on it. Move down setter of
5407 flag_rename_registers. Don't enable var-tracking-assignments
5408 by default if selective scheduling is enabled. Warn if both
5411 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5413 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5414 comment. Use switch statement to catch overlaps between rtx
5415 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5416 (IS_DECL_CODE): ... here. Remove.
5417 (check_value_is_not_decl): Remove.
5418 (dv_from_decl, dv_from_value): Check after conversion.
5420 2009-09-04 Richard Guenther <rguenther@suse.de>
5423 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5424 after emitting tunks. Move emitting thunks and ctors from ...
5425 (cgraph_optimize): ... here. Remove redundant
5426 cgraph_analyze_functions.
5427 * varasm.c (find_decl_and_mark_needed): Remove no longer
5429 (finish_aliases_1): Adjust check for thunk aliases.
5431 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5433 * config/arm/arm.md (ctzsi2): Added braces
5434 to avoid warning that broke booststrap.
5436 2009-09-04 Martin Jambor <mjambor@suse.cz>
5438 PR tree-optimization/41112
5439 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5440 handle variable-bounded arrays.
5441 (expr_with_var_bounded_array_refs_p): New function.
5442 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5444 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5446 * config/s390/2097.md: Removed two incorrect bypasses.
5447 (z10_fsimpdf): Fixed latency.
5448 (z10_fhex): New insn_reservation.
5449 (z10_floaddf): Fixed latency.
5450 (z10_floadsf): Fixed latency.
5451 (z10_ftrunctf): Fixed latency.
5452 (z10_ftruncdf): Fixed latency.
5453 * config/s390/s390.c (z10_cost): Fixed values.
5454 (s390_adjust_priority): Added z10 path.
5455 * config/s390/s390.md (type): Added fhex.
5456 (*mov<mode>_64dfp): Updated type attribute.
5457 (*mov<mode>_64): Updated type attribute.
5458 (*mov<mode>_31): Updated type attribute.
5459 (*mov<mode>"): Likewise.
5460 * config/s390/2084.md (x_fsimpdf): Updated condition.
5462 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5464 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5465 RTXs in the predicate for operand 1.
5467 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5469 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5470 (rbitsi2): New insn.
5471 (ctzsi2): New expand.
5472 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5474 2009-09-03 Martin Jambor <mjambor@suse.cz>
5476 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5477 (create_artificial_child_access): Use build_ref_for_offset instead
5478 of duplicate_expr_for_different_base.
5479 (propagate_subacesses_accross_link): Likewise.
5481 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5483 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5485 (mips16e_collect_argument_saves): Skip debug instructions.
5486 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5487 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5488 (r10k_insert_cache_barriers): Likewise.
5489 (mips_reorg_process_insns): Likewise.
5491 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5494 * ira.c (update_equiv_reg): Remove check on class likely spill.
5496 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5499 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5500 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5504 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5505 the stack slot if it is passed by invisible reference.
5506 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5507 by invisible reference.
5509 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5511 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5512 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5513 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5515 * config/bfin/sync.md: New file.
5516 * config/bfin/bfin.md: Include it.
5517 (UNSPEC_ATOMIC): New.
5518 (UNSPEC_ONES): Provide a unique number.
5520 From Jie Zhang <jie.zhang@analog.com>:
5521 * config/bfin/bfin.c (ret_regs): New.
5522 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5523 (must_save_rets_p): New.
5524 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5525 current_function_is_leaf.
5526 (do_link): Likewise.
5527 (do_unlink): Likewise.
5528 (expand_interrupt_handler_prologue): Use ret_regs array.
5529 (expand_interrupt_handler_epilogue): Use ret_regs array and
5530 pass return register to gen_return_internal.
5531 (bfin_expand_epilogue): Pass return register to
5532 gen_return_internal.
5533 (bfin_expand_call): Explicitly clobber RETS.
5534 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5535 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5536 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5537 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5539 (return_internal): Take a reg rtx rather than the register number.
5541 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5543 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5544 when comparing against estimated_loop_iterations_int return.
5546 2009-09-03 Richard Guenther <rguenther@suse.de>
5548 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5549 eh_personality_libfunc.
5551 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5553 * tree-parloops.c (separate_decls_in_region): Add space.
5555 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5557 * tree-parloops.c (separate_decls_in_region): Change the condition
5558 checking if there are reductions in the loop.
5560 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5562 PR tree-optimization/38275
5563 * tree-parloops.c (parallelize_loops): Replace profitability condition
5564 for expected number of iterations.
5566 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5568 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5569 (bootstrap-debug): Explain conditions in which it becomes default.
5570 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5573 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5575 * doc/invoke.texi (Optimize Options): Move
5576 -finline-small-functions to the -O2 list.
5578 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5580 * toplev.c (process_options): Enable var-tracking-assignments
5581 by default if var-tracking is enabled.
5583 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5585 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5587 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5588 * rtl.h (prev_nonnote_insn_bb): Declare it.
5590 2009-09-03 Diego Novillo <dnovillo@google.com>
5592 * cgraph.c (cgraph_node_for_decl): New.
5593 * cgraph.h (cgraph_node_for_decl): Declare.
5594 * tree.c (host_integerp): Return 0 if T is NULL.
5596 2009-09-03 Diego Novillo <dnovillo@google.com>
5598 * tree.h (struct alias_pair): Move from varasm.c.
5599 (alias_pairs): Likewise.
5600 (TYPE_MAXVAL): Define.
5601 (TYPE_MINVAL): Define.
5602 (iterative_hash_host_wide_int): Declare.
5603 (remove_unreachable_alias_pairs): Declare.
5604 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5605 * diagnostic.c (default_diagnostic_starter): Make extern.
5606 (default_diagnostic_finalizer): Make extern.
5607 * diagnostic.h (default_diagnostic_starter): Declare.
5608 (default_diagnostic_finalizer): Declare.
5609 (default_tree_printer): Declare.
5610 * toplev.c (default_tree_printer): Make extern.
5612 2009-09-03 Richard Guenther <rguenther@suse.de>
5613 Diego Novillo <dnovillo@google.com>
5615 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5616 * cgraphunit.c (cgraph_expand_function): Do not emit
5617 associated thunks from here.
5618 (cgraph_emit_thunks): New.
5619 (cgraph_optimize): Call it.
5620 Return if any IPA pass finds an error.
5621 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5624 2009-09-03 Simon Baldwin <simonb@google.com>
5625 Rafael Espindola <espindola@google.com>
5626 Richard Guenther <rguenther@suse.de>
5627 Doug Kwan <dougkwan@google.com>
5628 Diego Novillo <dnovillo@google.com>
5630 * tree.c: Include tree-pass.h, langhooks-def.h,
5631 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5632 (free_lang_data_in_type): New.
5633 (need_assembler_name_p): New.
5634 (free_lang_data_in_block): New.
5635 (free_lang_data_in_decl): New.
5636 (struct free_lang_data_d): New.
5637 (add_tree_to_fld_list): New.
5638 (find_decls_types_r): New.
5639 (get_eh_types_for_runtime): New.
5640 (find_decls_types_in_eh_region): New.
5641 (find_decls_types_in_node): New.
5642 (find_decls_types_in_var): New.
5643 (free_lang_data_in_cgraph): New.
5644 (free_lang_data): New.
5645 (gate_free_lang_data): New.
5646 (pass_ipa_free_lang_data): New.
5648 2009-09-03 Diego Novillo <dnovillo@google.com>
5650 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5651 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5652 (lang_hooks): Remove const qualifier.
5653 * ipa.c (cgraph_remove_unreachable_nodes): Call
5654 remove_unreachable_alias_pairs.
5655 * except.c (add_type_for_runtime): Check if TYPE has
5656 already been converted.
5657 (lookup_type_for_runtime): Likewise.
5658 (check_handled): Handle converted types.
5659 * varasm.c (remove_unreachable_alias_pairs): New.
5660 * gimple.c: Include demangle.h.
5661 (gimple_decl_printable_name): New.
5662 (gimple_fold_obj_type_ref): New.
5663 * gimple.h (gimple_decl_printable_name): Declare.
5664 (gimple_fold_obj_type_ref): Declare.
5665 * passes.c (init_optimization_passes): Add pass
5666 pass_ipa_free_lang_data.
5667 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5668 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5670 2009-09-03 Diego Novillo <dnovillo@google.com>
5672 * c-lang.c (lang_hooks): Remove const qualifier.
5674 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5676 * doc/install.texi (*-*-freebsd*): Update target information.
5678 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5680 * hard-reg-set.h (call_fixed_regs): Remove.
5681 * reginfo.c (call_fixed_regs): Remove.
5682 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5683 (globalize_reg): Don't use call_fixed_regs.
5684 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5687 2009-09-01 Michael Matz <matz@suse.de>
5689 * expr.h (emit_storent_insn, expand_expr_real_1,
5690 expand_expr_real_2): Declare.
5691 * expr.c (emit_storent_insn, expand_expr_real_1,
5692 expand_expr_real_2): Export.
5693 (store_expr): Setting and evaluating dont_return_target is useless.
5694 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5695 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5696 * except.c (expand_resx_expr): Rename to ...
5697 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5698 * except.h (expand_resx_stmt): Declare.
5699 * stmt.c: Add include gimple.h
5700 (expand_asm_expr): Rename to ...
5701 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5702 (expand_case): Rewrite to take gimple statement.
5703 * tree.h (expand_asm_stmt): Declare.
5704 (expand_case): Change prototype.
5705 * Makefile.in (stmt.o): Depend on gimple.h.
5706 * builtins.c (expand_builtin_synchronize): Build gimple asm
5707 statement, not an ASM_EXPR.
5708 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5709 gimple_to_tree, release_stmt_tree): Remove.
5710 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5711 ggc_free, but hold comparison code and operands separately.
5712 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5713 (expand_call_stmt, expand_gimple_stmt_1,
5714 expand_gimple_stmt): New helpers.
5715 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5716 release_stmt_tree. Call expand_gimple_stmt instead.
5717 (expand_gimple_basic_block): Ditto.
5719 * calls.c (emit_call_1): Don't look at EH regions here, make
5720 fntree parameter useless.
5721 (expand_call): New local rettype for TREE_TYPE(exp), use it
5722 throughout. Remove local p, use addr instead.
5723 Don't look at EH regions here.
5725 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5727 * doc/invoke.texi (-fsched-pressure): Document it.
5728 (-fsched-reg-pressure-heuristic): Remove it.
5730 * reload.c (ira.h): Include.
5731 (find_reloads): Add choosing reload on number of small spilled
5734 * haifa-sched.c (ira.h): Include.
5735 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5736 saved_reg_pressure, curr_reg_live, saved_reg_live,
5737 region_ref_regs): New variables.
5738 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5739 initiate_reg_pressure_info, setup_ref_regs,
5740 initiate_bb_reg_pressure_info, save_reg_pressure,
5741 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5743 (setup_insn_reg_pressure_info): New function.
5744 (rank_for_schedule): Add pressure checking and insn issue time.
5745 Remove comparison of insn reg weights.
5746 (ready_sort): Set insn reg pressure info.
5747 (update_register_pressure, setup_insn_max_reg_pressure,
5748 update_reg_and_insn_max_reg_pressure,
5749 sched_setup_bb_reg_pressure_info): New functions.
5750 (schedule_insn): Add code for printing and updating reg pressure info.
5751 (find_set_reg_weight, find_insn_reg_weight): Remove.
5752 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5753 (debug_ready_list): Print reg pressure info.
5754 (schedule_block): Ditto. Check insn issue time.
5755 (sched_init): Set up sched_pressure_p. Allocate and set up some
5756 reg pressure related info.
5757 (sched_finish): Free some reg pressure related info.
5758 (fix_tick_ready): Make insn always ready if pressure_p.
5759 (init_h_i_d): Don't call find_insn_reg_weight.
5760 (haifa_finish_h_i_d): Free insn reg pressure info.
5762 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5763 ira_memory_move_cost, ira_class_hard_regs,
5764 ira_class_hard_regs_num, ira_no_alloc_regs,
5765 ira_available_class_regs, ira_reg_class_cover_size,
5766 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5768 * ira-lives.c (single_reg_class): Check mode to find how many
5769 registers are necessary for operand.
5770 (ira_implicitly_set_insn_hard_regs): New.
5772 * common.opt (fsched-pressure): New options.
5773 (fsched-reg-pressure-heuristic): Remove.
5775 * ira.c (setup_eliminable_regset): Rename to
5776 ira_setup_eliminable_regset. Make it external.
5777 (expand_reg_info): Pass cover class to setup_reg_classes.
5778 (ira): Call resize_reg_info instead of allocate_reg_info.
5780 * sched-deps.c: Include ira.h.
5781 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5782 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5783 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5784 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5785 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5786 mark_insn_reg_store, mark_insn_reg_clobber,
5787 setup_insn_reg_pressure_info): New.
5788 (sched_analyze_1): Update implicit_reg_pending_uses.
5789 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5790 Use them to create dependencies. Set insn reg uses and pressure
5791 info. Process reg_pending_uses in one place.
5792 (free_deps): Free implicit sets.
5793 (remove_from_deps): Remove implicit sets if necessary. Check
5794 implicit sets when clearing reg_last_in_use.
5795 (init_deps_global): Clear implicit_reg_pending_clobbers and
5796 implicit_reg_pending_uses.
5798 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5799 ira_memory_move_cost, ira_class_hard_regs,
5800 ira_class_hard_regs_num, ira_no_alloc_regs,
5801 ira_available_class_regs, ira_reg_class_cover_size,
5802 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5803 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5804 ira_implicitly_set_insn_hard_regs): New prototypes.
5806 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5807 cost_elements_num): New variables.
5808 (allocno_costs, total_costs): Rename to costs and
5809 total_allocno_costs.
5810 (COSTS_OF_ALLOCNO): Rename to COSTS.
5811 (allocno_pref): Rename to pref.
5812 (allocno_pref_buffer): Rename to pref_buffer.
5813 (common_classes): Rename to regno_cover_class.
5815 (record_reg_classes): Set allocno attributes only if allocno_p.
5816 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5817 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5818 and COSTS_OF_ALLOCNO.
5819 (print_costs): Rename to print_allocno_costs.
5820 (print_pseudo_costs): New.
5821 (process_bb_node_for_costs): Split into 2 functions with new
5822 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5823 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5824 new parameter dump_file. Use cost_elements_num instead of
5825 ira_allocnos_num. Make one iteration if preferred classes were
5826 already calculated for scheduler. Make 2 versions of code
5827 depending on allocno_p.
5828 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5829 regno_cover_class and COSTS instead of common_classes and
5831 (init_costs, finish_costs): New.
5832 (ira_costs): Set up allocno_p and cost_elements_num. Call
5833 init_costs and finish_costs.
5834 (ira_set_pseudo_classes): New.
5836 * rtl.h (allocate_reg_info): Remove.
5837 (resize_reg_info): Change return type.
5838 (reg_cover_class): New.
5839 (setup_reg_classes): Add new parameter.
5841 * sched-int.h (struct deps_reg): New member implicit_sets.
5842 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5843 (INCREASE_BITS): New macro.
5844 (struct reg_pressure_data, struct reg_use_data): New.
5845 (struct _haifa_insn_data): Remove reg_weight. Add members
5846 reg_pressure, reg_use_list, reg_set_list, and
5847 reg_pressure_excess_cost_change.
5848 (struct deps): New member implicit_sets.
5849 (pressure_p): New variable.
5850 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5851 (struct reg_pressure_data, struct reg_use_data): New.
5852 (INSN_REG_WEIGHT): Remove.
5853 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5854 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5855 (sched_init_region_reg_pressure_info,
5856 sched_setup_bb_reg_pressure_info): New prototypes.
5858 * reginfo.c (struct reg_pref): New member coverclass.
5859 (reg_cover_class): New function.
5860 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5861 (reg_info_size): New variable.
5862 (allocate_reg_info): Make static. Setup reg_info_size.
5863 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5864 (setup_reg_classes): Add a new parameter. Setup cover class too.
5866 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5869 * sched-rgn.c (deps_join): Set up implicit_sets.
5870 (schedule_region): Set up region and basic blocks pressure
5873 * passes.c (init_optimization_passes): Move
5874 pass_subregs_of_mode_init before pass_sched.
5876 2009-09-02 Martin Jambor <mjambor@suse.cz>
5878 * tree-sra.c (struct access): New field grp_hint.
5879 (dump_access): Dump grp_hint.
5880 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5882 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5883 those which have been specifically read and somehow written to.
5884 (propagate_subacesses_accross_link): Set grp_hint of right child and
5885 also possibly of the left child.
5887 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5889 * tree-object-size.c (addr_object_size): Always use object_size_type
5890 0 or 2 when determining the pointer pointed object size.
5892 2009-09-02 Richard Guenther <rguenther@suse.de>
5895 2009-08-31 Richard Guenther <rguenther@suse.de>
5897 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5898 to query if the memory regions for memmove overlap.
5899 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5900 asserts on pointers, instead deal with odd trees.
5901 (ptr_derefs_may_alias_p): Likewise.
5902 (refs_may_alias_p_1): Constructor bases also never alias.
5904 2009-08-01 Christian Bruel <christian.bruel@st.com>
5907 2009-07-31 Christian Bruel <christian.bruel@st.com>
5908 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5910 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5912 * doc/invoke.texi (-fvar-tracking-assignments): New.
5913 (-fvar-tracking-assignments-toggle): New.
5914 (-fdump-final-insns=file): Mark filename as optional.
5915 (--param min-nondebug-insn-uid): New.
5916 (-gdwarf-@{version}): Mention version 4.
5917 * opts.c (common_handle_option): Accept it.
5918 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5919 * regrename.c (regrename_optimize): Drop last. Don't count debug
5920 insns as uses. Don't reject change because of debug insn.
5921 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5922 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5923 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5924 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5925 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5926 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5927 * doc/gimple.texi (is_gimple_debug): New.
5928 (gimple_debug_bind_p): New.
5929 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5930 * doc/install.texi (bootstrap-debug): More details.
5931 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5932 (bootstrap-debug-lib): More details.
5933 (bootstrap-debug-ckovw): Update.
5934 (bootstrap-time): New.
5935 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5936 (insert_phi_nodes_for): Insert debug stmts.
5937 (rewrite_stmt): Take iterator. Insert debug stmts.
5938 (rewrite_enter_block): Adjust.
5939 (maybe_replace_use_in_debug_stmt): New.
5940 (rewrite_update_stmt): Use it.
5941 (mark_use_interesting): Return early for debug stmts.
5942 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5943 stmts before replacing stmt.
5944 (move_computations_stmt): Likewise.
5945 * ira-conflicts.c (add_copies): Skip debug insns.
5946 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5947 (regstat_bb_compute_ri): Skip debug insns.
5948 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5949 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5950 check_loop_closed_ssa_stmt): Skip debug stmts.
5951 * tree-tailcall.c (find_tail_calls): Likewise.
5952 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5953 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5954 (build_var_debug_value_stat): Declare.
5955 (build_var_debug_value): Define.
5956 (target_for_debug_bind): Declare.
5957 * reload.c (find_equiv_reg): Skip debug insns.
5958 * rtlanal.c (reg_used_between_p): Skip debug insns.
5959 (side_effects_p): Likewise.
5960 (canonicalize_condition): Likewise.
5961 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5962 insns never depend on debug insns.
5963 (create_ddg_dep_no_link): Likewise.
5964 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5965 Don't add inter-loop dependencies for debug insns.
5966 (build_intra_loop_deps): Likewise.
5967 (create_ddg): Count debug insns.
5968 * ddg.h (struct ddg::num_debug): New.
5969 (num_backargs): Pair up with previous int field.
5970 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5971 -fcompare-debug-second.
5972 * final.c (get_attr_length_1): Skip debug insns.
5973 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5974 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5975 (driver_self_specs): Map -fdump-final-insns to
5976 -fdump-final-insns=..
5977 (get_local_tick): New.
5978 (compare_debug_dump_opt_spec_function): Test for . argument and
5979 compute output name. Compute temp output spec without flag name.
5980 Compute -frandom-seed.
5981 (OPT): Undef after use.
5982 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5983 (average_num_loop_insns): Likewise.
5984 * params.h (MIN_NONDEBUG_INSN_UID): New.
5985 * gimple.def (GIMPLE_DEBUG): New.
5986 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5987 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5988 (merge_in_block): Fix whitespace.
5989 * toplev.c (flag_var_tracking): Update comment.
5990 (flag_var_tracking_assignments): New.
5991 (flag_var_tracking_assignments_toggle): New.
5992 (process_options): Don't open final insns dump file if we're not
5993 going to write to it. Compute defaults for var_tracking.
5994 * df-scan.c (df_insn_rescan_debug_internal): New.
5995 (df_uses_record): Handle debug insns.
5996 * haifa-sched.c (ready): Initialize n_debug.
5997 (contributes_to_priority): Skip debug insns.
5998 (dep_list_size): New.
6000 (rank_for_schedule): Likewise. Schedule debug insns as soon as
6001 they're ready. Disregard previous debug insns to make decisions.
6002 (queue_insn): Never queue debug insns.
6003 (ready_add, ready_remove_first, ready_remove): Count debug insns.
6004 (schedule_insn): Don't reject debug insns because of issue rate.
6005 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
6006 (queue_to_ready): Skip and discount debug insns.
6007 (choose_ready): Let debug insns through.
6008 (schedule_block): Check boundary debug insns. Discount debug
6009 insns, schedule them early. Adjust whitespace.
6010 (set_priorities): Check for boundary debug insns.
6011 (add_jump_dependencies): Use dep_list_size.
6012 (prev_non_location_insn): New.
6013 (check_cfg): Use it.
6014 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
6016 (remove_unused_ivs): Reset debug stmts.
6017 * modulo-sched.c (const_iteration_count): Skip debug insns.
6018 (res_MII): Discount debug insns.
6019 (loop_single_full_bb_p): Skip debug insns.
6020 (sms_schedule): Likewise.
6021 (sms_schedule_by_order): Likewise.
6022 (ps_has_conflicts): Likewise.
6023 * caller-save.c (refmarker_fn): New.
6024 (save_call_clobbered_regs): Replace regs with saved mem in
6026 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
6027 Call refmarker_fn mark for hardregnos.
6028 (mark_reg_as_referenced): New.
6029 (replace_reg_with_saved_mem): New.
6030 * ipa-pure-const.c (check_stmt): Skip debug stmts.
6031 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
6033 (cse_extended_basic_block): Skip debug insns.
6034 (count_reg_usage): Likewise.
6035 (is_dead_reg): New, split out of...
6036 (set_live_p): ... here.
6037 (insn_live_p): Use it for debug insns.
6038 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
6039 (execute_optimize_stdarg): Likewise.
6040 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6041 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
6042 changes in debug stmts as changes.
6043 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6044 (moveup_expr): Don't move across debug insns. Don't move
6045 debug insn if it would create a bookkeeping block.
6046 (moveup_expr_cached): Don't use cache for debug insns that
6047 are heads of blocks.
6048 (compute_av_set_inside_bb): Skip debug insns.
6049 (sel_rank_for_schedule): Schedule debug insns first. Remove
6051 (block_valid_for_bookkeeping_p); Support lax searches.
6052 (create_block_for_bookkeeping): Adjust block numbers when
6053 encountering debug-only blocks.
6054 (find_place_for_bookkeeping): Deal with debug-only blocks.
6055 (generate_bookkeeping_insn): Accept no place to insert.
6056 (remove_temp_moveop_nops): New argument full_tidying.
6057 (prepare_place_to_insert): Deal with debug insns.
6058 (advance_state_on_fence): Debug insns don't start cycles.
6059 (update_boundaries): Take fence as argument. Deal with
6061 (schedule_expr_on_boundary): No full_tidying on debug insns.
6062 (fill_insns): Deal with debug insns.
6063 (track_scheduled_insns_and_blocks): Don't count debug insns.
6064 (need_nop_to_preserve_insn_bb): New, split out of...
6065 (remove_insn_from_stream): ... this.
6066 (fur_orig_expr_not_found): Skip debug insns.
6067 * rtl.def (VALUE): Move up.
6069 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6070 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6071 Set it if debug stmts are found.
6072 (statement_sink_location): Skip debug stmts. Propagate
6073 moving defs into debug stmts.
6074 * ifcvt.c (first_active_insn): Skip debug insns.
6075 (last_active_insns): Likewise.
6076 (cond_exec_process_insns): Likewise.
6077 (noce_process_if_block): Likewise.
6078 (check_cond_move_block): Likewise.
6079 (cond_move_convert_if_block): Likewise.
6080 (block_jumps_and_fallthru_p): Likewise.
6081 (dead_or_predicable): Likewise.
6082 * dwarf2out.c (debug_str_hash_forced): New.
6083 (find_AT_string): Add comment.
6084 (gen_label_for_indirect_string): New.
6085 (get_debug_string_label): New.
6086 (AT_string_form): Use it.
6087 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
6088 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
6089 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
6090 several operations that cannot be represented with DWARF opcodes.
6091 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
6092 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
6093 (dwarf2out_var_location): Take during-call mark into account.
6094 (output_indirect_string): Update comment. Output if there are
6095 label and references.
6096 (prune_indirect_string): New.
6097 (prune_unused_types): Call it if debug_str_hash_forced.
6098 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
6099 (dw_long_long_const): Remove.
6100 (struct dw_val_struct): Change val_long_long type to rtx.
6101 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
6102 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
6103 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
6104 component instead of HOST_BITS_PER_LONG.
6105 (output_loc_operands): Likewise. For const8* assert
6106 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
6107 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
6108 rather than HOST_BITS_PER_LONG is >= 64.
6109 (add_AT_long_long): Remove val_hi and val_lo arguments, add
6111 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
6112 HOST_BITS_PER_LONG for dw_val_class_long_long.
6113 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
6114 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
6115 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
6117 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
6118 Handle DW_OP_implicit_value.
6119 (extract_int): Move prototype earlier.
6120 (mem_loc_descriptor): For SUBREG punt if inner
6121 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
6122 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
6123 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
6124 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
6125 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
6126 instead of Pmode size.
6127 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
6128 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
6129 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
6130 (concat_loc_descriptor, concatn_loc_descriptor,
6131 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
6132 (add_location_or_const_value_attribute): Likewise. For single
6133 location loc_lists attempt to use add_const_value_attribute
6134 for constant decls. Add DW_AT_const_value even if
6135 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
6137 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
6138 (control_flow_insn_p): Likewise.
6139 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
6140 (separate_decls_in_region_debug_bind): New.
6141 (separate_decls_in_region): Process debug bind stmts afterwards.
6142 * recog.c (verify_changes): Handle debug insns.
6143 (extract_insn): Likewise.
6144 (peephole2_optimize): Skip debug insns.
6145 * dse.c (scan_insn): Skip debug insns.
6146 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
6148 (setup_id_for_insn): Handle debug insns.
6149 (maybe_tidy_empty_bb): Adjust whitespace.
6150 (tidy_control_flow): Skip debug insns.
6151 (sel_remove_insn): Adjust for debug insns.
6152 (sel_estimate_number_of_insns): Skip debug insns.
6153 (create_insn_rtx_from_pattern): Handle debug insns.
6154 (create_copy_of_insn_rtx): Likewise.
6155 * sel-sched-.h (sel_bb_end): Declare.
6156 (sel_bb_empty_or_nop_p): New.
6157 (get_all_loop_exits): Use it.
6158 (_eligible_successor_edge_p): Likewise.
6159 (return_nop_to_pool): Adjust.
6160 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
6161 * ira-lives.c (process_bb_node_lives): Skip debug insns.
6162 * gimple-pretty-print.c (dump_gimple_debug): New.
6163 (dump_gimple_stmt): Use it.
6164 (dump_bb_header): Skip gimple debug stmts.
6165 * regmove.c (optimize_reg_copy_1): Discount debug insns.
6166 (fixup_match_2): Likewise.
6167 (regmove_backward_pass): Likewise. Simplify combined
6168 replacement. Handle debug insns.
6169 * function.c (instantiate_virtual_regs): Handle debug insns.
6170 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
6171 * print-rtl.h: Include cselib.h.
6172 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
6173 * df.h (df_inns_rescan_debug_internal): Declare.
6174 * gcse.c (alloc_hash_table): Estimate n_insns.
6175 (cprop_insn): Don't regard debug insns as changes.
6176 (bypass_conditional_jumps): Skip debug insns.
6177 (one_pre_gcse_pass): Adjust.
6178 (one_code_hoisting_pass): Likewise.
6179 (compute_ld_motion_mems): Skip debug insns.
6180 (one_cprop_pass): Adjust.
6181 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
6182 (if_convertible_stmt_p): Handle debug stmts.
6183 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
6184 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
6185 * ira-build.c (create_bb_allocnos): Skip debug insns.
6186 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
6187 (has_single_use): Likewise.
6188 (single_imm_use): Likewise.
6189 (num_imm_uses): Likewise.
6190 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
6191 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
6192 (create_outofssa_var_map): Likewise.
6193 * lower-subreg.c (adjust_decomposed_uses): New.
6194 (resolve_debug): New.
6195 (decompose_multiword_subregs): Use it.
6196 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
6197 * emit-rtl.c: Include params.h.
6198 (cur_debug_insn_uid): Define.
6199 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
6200 (copy_rtx_if_shared_1): Handle debug insns.
6201 (reset_used_flags): Likewise.
6202 (set_used_flags): LIkewise.
6203 (get_max_insn_count): New.
6204 (next_nondebug_insn): New.
6205 (prev_nondebug_insn): New.
6206 (make_debug_insn_raw): New.
6207 (emit_insn_before_noloc): Handle debug insns.
6208 (emit_jump_insn_before_noloc): Likewise.
6209 (emit_call_insn_before_noloc): Likewise.
6210 (emit_debug_insn_before_noloc): New.
6211 (emit_insn_after_noloc): Handle debug insns.
6212 (emit_jump_insn_after_noloc): Likewise.
6213 (emit_call_insn_after_noloc): Likewise.
6214 (emit_debug_insn_after_noloc): Likewise.
6215 (emit_insn_after): Take loc from earlier non-debug insn.
6216 (emit_jump_insn_after): Likewise.
6217 (emit_call_insn_after): Likewise.
6218 (emit_debug_insn_after_setloc): New.
6219 (emit_debug_insn_after): New.
6220 (emit_insn_before): Take loc from later non-debug insn.
6221 (emit_jump_insn_before): Likewise.
6222 (emit_call_insn_before): Likewise.
6223 (emit_debug_insn_before_setloc): New.
6224 (emit_debug_insn_before): New.
6225 (emit_insn): Handle debug insns.
6226 (emit_debug_insn): New.
6227 (emit_jump_insn): Handle debug insns.
6228 (emit_call_insn): Likewise.
6230 (init_emit): Take min-nondebug-insn-uid into account.
6231 Initialize cur_debug_insn_uid.
6232 (emit_copy_of_insn_after): Handle debug insns.
6233 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
6234 location of single rhs in place.
6235 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
6236 (floor_sdiv_adjust): New.
6237 (cell_sdiv_adjust): New.
6238 (cell_udiv_adjust): New.
6239 (round_sdiv_adjust): New.
6240 (round_udiv_adjust): New.
6241 (wrap_constant): Moved from cselib.
6242 (unwrap_constant): New.
6243 (expand_debug_expr): New.
6244 (expand_debug_locations): New.
6245 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
6247 (gimple_expand_cfg): Expand debug locations.
6248 * cselib.c: Include tree-pass.h.
6249 (struct expand_value_data): New.
6250 (cselib_record_sets_hook): New.
6251 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6252 (cselib_clear_table): Move, and implemnet in terms of...
6253 (cselib_reset_table_with_next_value): ... this.
6254 (cselib_get_next_unknown_value): New.
6255 (discard_useless_locs): Don't discard preserved values.
6256 (cselib_preserve_value): New.
6257 (cselib_preserved_value_p): New.
6258 (cselib_preserve_definitely): New.
6259 (cselib_clear_preserve): New.
6260 (cselib_preserve_only_values): New.
6261 (new_cselib_val): Take rtx argument. Dump it in details.
6262 (cselib_lookup_mem): Adjust.
6263 (expand_loc): Take regs_active in struct. Adjust. Silence
6264 dumps unless details are requested.
6265 (cselib_expand_value_rtx_cb): New.
6266 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6267 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6268 without details. Copy more subregs. Try to resolve values
6269 using a callback. Wrap constants.
6270 (cselib_subst_to_values): Adjust.
6271 (cselib_log_lookup): New.
6272 (cselib_lookup): Call it.
6273 (cselib_invalidate_regno): Don't count preserved values as useless.
6274 (cselib_invalidate_mem): Likewise.
6275 (cselib_record_set): Likewise.
6276 (struct set): Renamed to cselib_set, moved to cselib.h.
6277 (cselib_record_sets): Adjust. Call hook.
6278 (cselib_process_insn): Reset table when it would be cleared.
6279 (dump_cselib_val): New.
6280 (dump_cselib_table): New.
6281 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6282 (remove_forwarder_block): Support moving debug stmts.
6283 * cselib.h (cselib_record_sets_hook): Declare.
6284 (cselib_expand_callback): New type.
6285 (cselib_expand_value_rtx_cb): Declare.
6286 (cselib_reset_table_with_next_value): Declare.
6287 (cselib_get_next_unknown_value): Declare.
6288 (cselib_preserve_value): Declare.
6289 (cselib_preserved_value_p): Declare.
6290 (cselib_preserve_only_values): Declare.
6291 (dump_cselib_table): Declare.
6292 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6293 (try_crossjump_to_edge): Likewise.
6294 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6295 dominated blocks when debug stmts are present.
6296 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6297 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6298 (set_var_live_on_entry): Likewise.
6299 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6300 * cfglayout.c (curr_location, last_location): Make static.
6301 (set_curr_insn_source_location): Don't avoid bouncing.
6302 (get_curr_insn_source_location): New.
6303 (get_curr_insn_block): New.
6304 (duplicate_insn_chain): Handle debug insns.
6305 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6307 * common.opt (fcompare-debug): Move to sort order.
6308 (fdump-unnumbered-links): Likewise.
6309 (fvar-tracking-assignments): New.
6310 (fvar-tracking-assignments-toggle): New.
6311 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6312 because of debug stmts.
6313 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6314 (eliminate_unnecessary_stmts): Walk dominated blocks before
6316 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6317 * ira.c (memref_used_between_p): Skip debug insns.
6318 (update_equiv_regs): Likewise.
6319 * sched-deps.c (sd_lists_size): Accept empty list.
6320 (sd_init_insn): Mark debug insns.
6321 (sd_finish_insn): Unmark them.
6322 (sd_add_dep): Reject non-debug deps on debug insns.
6323 (fixup_sched_groups): Give debug insns group treatment.
6325 (sched_analyze_reg): Don't mark debug insns for sched before call.
6326 (sched_analyze_2): Handle debug insns.
6327 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6329 (deps_analyze_insn): Handle debug insns.
6330 (deps_start_bb): Skip debug insns.
6331 (init_deps): Initialize last_debug_insn.
6332 * tree-ssa.c (target_for_debug_bind): New.
6333 (find_released_ssa_name): New.
6334 (propagate_var_def_into_debug_stmts): New.
6335 (propagate_defs_into_debug_stmts): New.
6336 (verify_ssa): Skip debug bind stmts without values.
6337 (warn_uninialized_vars): Skip debug stmts.
6338 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6339 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6340 (rtx_equal_p): Likewise.
6341 * ira-costs.c (scan_one_insn): Skip debug insns.
6342 (process_bb_node_for_hard_reg_moves): Likewise.
6343 * rtl.h (DEBUG_INSN_P): New.
6344 (NONDEBUG_INSN_P): New.
6345 (MAY_HAVE_DEBUG_INSNS): New.
6346 (INSN_P): Accept debug insns.
6347 (RTX_FRAME_RELATED_P): Likewise.
6348 (INSN_DELETED_P): Likewise
6349 (PAT_VAR_LOCATION_DECL): New.
6350 (PAT_VAR_LOCATION_LOC): New.
6351 (PAT_VAR_OCATION_STATUS): New.
6352 (NOTE_VAR_LOCATION_DECL): Reimplement.
6353 (NOTE_VAR_LOCATION_LOC): Likewise.
6354 (NOTE_VAR_LOCATION_STATUS): Likewise.
6355 (INSN_VAR_LOCATION): New.
6356 (INSN_VAR_LOCATION_DECL): New.
6357 (INSN_VAR_LOCATION_LOC): New.
6358 (INSN_VAR_LOCATION_STATUS): New.
6359 (gen_rtx_UNKNOWN_VAR_LOC): New.
6360 (VAR_LOC_UNKNOWN_P): New.
6361 (NOTE_DURING_CALL_P): New.
6362 (SCHED_GROUP_P): Accept debug insns.
6363 (emit_debug_insn_before): Declare.
6364 (emit_debug_insn_before_noloc): Declare.
6365 (emit_debug_insn_beore_setloc): Declare.
6366 (emit_debug_insn_after): Declare.
6367 (emit_debug_insn_after_noloc): Declare.
6368 (emit_debug_insn_after_setloc): Declare.
6369 (emit_debug_insn): Declare.
6370 (make_debug_insn_raw): Declare.
6371 (prev_nondebug_insn): Declare.
6372 (next_nondebug_insn): Declare.
6373 (delegitimize_mem_from_attrs): Declare.
6374 (get_max_insn_count): Declare.
6375 (wrap_constant): Declare.
6376 (unwrap_constant): Declare.
6377 (get_curr_insn_source_location): Declare.
6378 (get_curr_insn_block): Declare.
6379 * tree-inline.c (insert_debug_decl_map): New.
6380 (processing_debug_stmt): New.
6381 (remap_decl): Don't create new mappings in debug stmts.
6382 (remap_gimple_op_r): Don't add references in debug stmts.
6383 (copy_tree_body_r): Likewise.
6384 (remap_gimple_stmt): Handle debug bind stmts.
6385 (copy_bb): Skip debug stmts.
6386 (copy_edges_for_bb): Likewise.
6387 (copy_debug_stmt): New.
6388 (copy_debug_stmts): New.
6389 (copy_body): Copy debug stmts at the end.
6390 (insert_init_debug_bind): New.
6391 (insert_init_stmt): Take id. Skip and emit debug stmts.
6392 (setup_one_parameter): Remap variable earlier, register debug mapping.
6393 (estimate_num_insns): Skip debug stmts.
6394 (expand_call_inline): Preserve debug_map.
6395 (optimize_inline_calls): Check for no debug_stmts left-overs.
6396 (unsave_expr_now): Preserve debug_map.
6397 (copy_gimple_seq_and_replace_locals): Likewise.
6398 (tree_function_versioning): Check for no debug_stmts left-overs.
6399 Init and destroy debug_map as needed. Split edges unconditionally.
6400 (build_duplicate_type): Init and destroy debug_map as needed.
6401 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6402 (struct copy_body_data): Add debug_stmts and debug_map.
6403 * sched-int.h (struct ready_list): Add n_debug.
6404 (struct deps): Add last_debug_insn.
6405 (DEBUG_INSN_SCHED_P): New.
6406 (BOUNDARY_DEBUG_INSN_P): New.
6407 (SCHEDULE_DEBUG_INSN_P): New.
6408 (sd_iterator_cond): Accept empty list.
6409 * combine.c (create_log_links): Skip debug insns.
6410 (combine_instructions): Likewise.
6411 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6412 return value is always unshared.
6413 (struct rtx_subst_pair): New.
6414 (auto_adjust_pair): New.
6415 (propagate_for_debug_subst): New.
6416 (propagate_for_debug): New.
6417 (try_combine): Skip debug insns. Propagate removed defs into
6419 (next_nonnote_nondebug_insn): New.
6420 (distribute_notes): Use it. Skip debug insns.
6421 (distribute_links): Skip debug insns.
6422 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6423 * resource.c (mark_target_live_regs): Likewise.
6424 * var-tracking.c: Include cselib.h and target.h.
6425 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6427 (micro_operation_type_name): New.
6428 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6429 (struct micro_operation_def): Update comments.
6430 (decl_or_value): New type. Use instead of decls.
6431 (struct emit_note_data_def): Add vars.
6432 (struct attrs_def): Use decl_or_value.
6433 (struct variable_tracking_info_def): Add permp, flooded.
6434 (struct location_chain_def): Update comment.
6435 (struct variable_part_def): Use decl_or_value.
6436 (struct variable_def): Make var_part a variable length array.
6438 (scratch_regs): New.
6439 (cselib_hook_called): New.
6440 (dv_is_decl_p): New.
6441 (dv_is_value_p): New.
6444 (dv_as_opaque): New.
6445 (dv_onepart_p): New.
6447 (IS_DECL_CODE): New.
6448 (check_value_is_not_decl): New.
6449 (dv_from_decl): New.
6450 (dv_from_value): New.
6451 (dv_htab_hash): New.
6452 (variable_htab_hash): Use it.
6453 (variable_htab_eq): Support values.
6454 (variable_htab_free): Free from the right pool.
6455 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6456 (attrs_list_union): Adjust.
6457 (attrs_list_mpdv_union): New.
6458 (tie_break_pointers): New.
6459 (canon_value_cmp): New.
6460 (unshare_variable): Return possibly-modified slot.
6461 (vars_copy_1): Adjust.
6462 (var_reg_decl_set): Adjust. Split out of...
6463 (var_reg_set): ... this.
6464 (get_init_value): Adjust.
6465 (var_reg_delete_and_set): Adjust.
6466 (var_reg_delete): Adjust.
6467 (var_regno_delete): Adjust.
6468 (var_mem_decl_set): Split out of...
6469 (var_mem_set): ... this.
6470 (var_mem_delete_and_set): Adjust.
6471 (var_mem_delete): Adjust.
6475 (variable_union): Adjust. Speed up merge of 1-part vars.
6476 (variable_canonicalize): Use unshared slot.
6477 (VALUED_RECURSED_INTO): New.
6478 (find_loc_in_1pdv): New.
6479 (struct dfset_merge): New.
6480 (insert_into_intersection): New.
6481 (intersect_loc_chains): New.
6483 (canonicalize_loc_order_check): New.
6484 (canonicalize_values_mark): New.
6485 (canonicalize_values_star): New.
6486 (variable_merge_over_cur): New.
6487 (variable_merge_over_src): New.
6488 (dataflow_set_merge): New.
6489 (dataflow_set_equiv_regs): New.
6490 (remove_duplicate_values): New.
6491 (struct dfset_post_merge): New.
6492 (variable_post_merge_new_vals): New.
6493 (variable_post_merge_perm_vals): New.
6494 (dataflow_post_merge_adjust): New.
6495 (find_mem_expr_in_1pdv): New.
6496 (dataflow_set_preserve_mem_locs): New.
6497 (dataflow_set_remove_mem_locs): New.
6498 (dataflow_set_clear_at_call): New.
6499 (onepart_variable_different_p): New.
6500 (variable_different_p): Use it.
6501 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6502 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6504 (track_loc_p): Pass it true.
6505 (struct count_use_info): New.
6506 (find_use_val): New.
6507 (replace_expr_with_values): New.
6509 (use_type): New, partially split out of...
6510 (count_uses): ... this. Count new micro-ops.
6511 (count_uses_1): Adjust.
6512 (count_stores): Adjust.
6513 (count_with_sets): New.
6514 (VAL_NEEDS_RESOLUTION): New.
6515 (VAL_HOLDS_TRACK_EXPR): New.
6516 (VAL_EXPR_IS_COPIED): New.
6517 (VAL_EXPR_IS_CLOBBERED): New.
6518 (add_uses): Adjust. Generate new micro-ops.
6519 (add_uses_1): Adjust.
6520 (add_stores): Generate new micro-ops.
6521 (add_with_sets): New.
6522 (find_src_status): Adjust.
6523 (find_src_set_src): Adjust.
6524 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6525 Handle new micro-ops. Canonicalize value equivalances.
6526 (vt_find_locations): Compute total size of hash tables for
6527 dumping. Perform merge for var-tracking-assignments. Don't
6528 disregard single-block loops.
6529 (dump_attrs_list): Handle decl_or_value.
6530 (dump_variable): Take variable. Deal with decl_or_value.
6531 (dump_variable_slot): New.
6532 (dump_vars): Use it.
6533 (dump_dataflow_sets): Adjust.
6534 (set_slot_part): New, extended to support one-part variables
6535 after splitting out of...
6536 (set_variable_part): ... this.
6537 (clobber_slot_part): New, split out of...
6538 (clobber_variable_part): ... this.
6539 (delete_slot_part): New, split out of...
6540 (delete_variable_part): .... this.
6541 (check_wrap_constant): New.
6542 (vt_expand_loc_callback): New.
6543 (vt_expand_loc): New.
6544 (emit_note_insn_var_location): Adjust. Handle values. Handle
6545 EMIT_NOTE_AFTER_CALL_INSN.
6546 (emit_notes_for_differences_1): Adjust. Handle values.
6547 (emit_notes_for_differences_2): Likewise.
6548 (emit_notes_for_differences): Adjust.
6549 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6550 Adjust. Handle new micro-ops.
6551 (vt_add_function_parameters): Adjust. Create and bind values.
6552 (vt_initialize): Adjust. Initialize scratch_regs and
6553 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6554 operations. Move some code to count_with_sets and add_with_sets.
6555 (delete_debug_insns): New.
6556 (vt_debug_insns_local): New.
6557 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6559 (var_tracking_main): If var-tracking-assignments is enabled
6560 but var-tracking isn't, delete debug insns and leave. Likewise
6561 if we exceed limits or fail the stack adjustments tests, and
6562 after all var-tracking processing.
6563 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6564 (dataflow_set): Add traversed_vars.
6565 (value_chain, const_value_chain): New typedefs.
6566 (value_chain_pool, value_chains): New variables.
6567 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6568 add_value_chains, add_cselib_value_chains, remove_value_chain,
6569 remove_value_chains, remove_cselib_value_chains): New functions.
6570 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6571 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6573 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6574 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6575 (dst_can_be_shared): New variable.
6576 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6577 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6578 different from set->vars, look up slot again instead of using the
6580 (dataflow_set_init): Initialize traversed_vars.
6581 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6582 lookup if set->vars is shared. Don't keep slot cleared before
6583 calling unshare_variable. Unshare set->vars if needed. Adjust
6584 unshare_variable callers. Clear dst_can_be_shared if needed.
6585 Even ->refcount == 1 vars must be unshared if set->vars is shared
6586 and var needs to be modified.
6587 (dataflow_set_union): Set traversed_vars during canonicalization.
6588 (VALUE_CHANGED, DECL_CHANGED): Define.
6589 (set_dv_changed, dv_changed_p): New static inlines.
6590 (track_expr_p): Clear DECL_CHANGED.
6591 (dump_dataflow_sets): Set it.
6592 (variable_was_changed): Call set_dv_changed.
6593 (emit_note_insn_var_location): Likewise.
6594 (changed_variables_stack): New variable.
6595 (check_changed_vars_1, check_changed_vars_2): New functions.
6596 (emit_notes_for_changes): Do nothing if changed_variables is
6597 empty. Traverse changed_variables with check_changed_vars_1,
6598 call check_changed_vars_2 on each changed_variables_stack entry.
6599 (emit_notes_in_bb): Add SET argument. Just clear it at the
6600 beginning, use it instead of local &set, don't destroy it at the end.
6601 (vt_emit_notes): Call dataflow_set_clear early on all
6602 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6603 computed set, dataflow_set_clear also VTI(bb)->in when we are
6604 done with the basic block. Initialize changed_variables_stack,
6605 free it afterwards. If ENABLE_CHECKING verify that after noting
6606 differences to an empty set value_chains hash table is empty.
6607 (vt_initialize): Initialize value_chains and value_chain_pool.
6608 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6609 (variable_tracking_main): Call dump_dataflow_sets before calling
6610 vt_emit_notes, not after it.
6611 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6612 (propagate_var_def_into_debug_stmts): Declare.
6613 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6614 (df_set_note): Reject debug insns.
6615 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6616 add notes to debug insns.
6617 (df_note_bb_compute): Adjust. Likewise.
6618 (df_simulate_uses): Skip debug insns.
6619 (df_simulate_initialize_backwards): Likewise.
6620 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6621 (subst_stack_regs_pat): Reject debug insns.
6622 (convert_regs_1): Handle debug insns.
6623 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6624 (print-rtl.o): Depend on cselib.h.
6625 (cselib.o): Depend on TREE_PASS_H.
6626 (var-tracking.o): Depend on cselib.h and TARGET_H.
6627 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6628 (init_ready_list): Skip boundary debug insns.
6629 (add_branch_dependences): Skip debug insns.
6630 (free_block_dependencies): Check for blocks with only debug insns.
6631 (compute_priorities): Likewise.
6632 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6633 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6635 (gimple_build_debug_bind_stat): New.
6636 (empty_body_p): Skip debug stmts.
6637 (gimple_has_side_effects): Likewise.
6638 (gimple_rhs_has_side_effects): Likewise.
6639 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6640 (gimple_build_debug_bind_stat): Declare.
6641 (gimple_build_debug_bind): Define.
6642 (is_gimple_debug): New.
6643 (gimple_debug_bind_p): New.
6644 (gimple_debug_bind_get_var): New.
6645 (gimple_debug_bind_get_value): New.
6646 (gimple_debug_bind_get_value_ptr): New.
6647 (gimple_debug_bind_set_var): New.
6648 (gimple_debug_bind_set_value): New.
6649 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6650 (gimple_debug_bind_reset_value): New.
6651 (gimple_debug_bind_has_value_p): New.
6652 (gsi_next_nondebug): New.
6653 (gsi_prev_nondebug): New.
6654 (gsi_start_nondebug_bb): New.
6655 (gsi_last_nondebug_bb): New.
6656 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6657 (print_insn): Handle DEBUG_INSN.
6658 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6659 of first insn prevail.
6660 (first_stmt): Skip debug stmts.
6661 (first_non_label_stmt): Likewise.
6662 (last_stmt): Likewise.
6663 (has_zero_uses_1): New.
6664 (single_imm_use_1): New.
6665 (verify_gimple_debug): New.
6666 (verify_types_in_gimple_stmt): Handle debug stmts.
6667 (verify_stmt): Likewise.
6668 (debug_loop_num): Skip debug stmts.
6669 (remove_edge_and_dominated_blocks): Remove dominators last.
6670 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6671 (linearize_expr): Likewise.
6672 * config/i386/i386.c (ix86_delegitimize_address): Call
6673 default implementation.
6674 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6675 (group_barrier_needed): Skip debug insns.
6676 (emit_insn_group_barriers): Likewise.
6677 (emit_all_insn_group_barriers): Likewise.
6678 (ia64_variable_issue): Handle debug insns.
6679 (ia64_dfa_new_cycle): Likewise.
6680 (final_emit_insn_group_barriers): Skip debug insns.
6681 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6682 def cfa without frame.
6683 (process_set): Likewise.
6684 (process_for_unwind_directive): Pass frame on.
6685 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6686 (rs6000_delegitimize_address): New.
6687 (rs6000_debug_adjust_cost): Handle debug insns.
6688 (is_microcoded_insn): Likewise.
6689 (is_cracked_insn): Likewise.
6690 (is_nonpipeline_insn): Likewise.
6691 (insn_must_be_first_in_group): Likewise.
6692 (insn_must_be_last_in_group): Likewise.
6693 (force_new_group): Likewise.
6694 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6695 contains only debug insns.
6696 (rtl_merge_blocks): Skip debug insns.
6697 (purge_dead_edges): Likewise.
6698 (rtl_block_ends_with_call_p): Skip debug insns.
6699 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6700 (mark_reg_dependencies): Skip debug insns.
6701 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6702 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6703 * tree-ssa-threadedge.c
6704 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6705 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6706 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6707 (copyprop_hardreg_forward_1): Handle debug insns.
6708 * reload1.c (reload): Skip debug insns. Replace unassigned
6709 pseudos in debug insns with their equivalences.
6710 (eliminate_regs_in_insn): Skip debug insns.
6711 (emit_input_reload_insns): Skip debug insns at first, adjust
6713 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6714 (get_indirect_ref_operands): Pass opf_no_vops on.
6715 (get_expr_operands): Likewise. Skip debug stmts.
6716 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6718 2009-09-01 Richard Henderson <rth@redhat.com>
6720 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6721 stmt_ends_pp_p statements at least once.
6722 * tree-vrp.c (vrp_initialize): Likewise.
6723 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6725 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6728 Fix AIX bootstrap after PR debug/30161
6729 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6730 that is a GNU extension.
6731 (tmpl_value_parm_die_table): Move the definition of this global
6732 outside #ifdef DWARF2_DEBUGGING_INFO region.
6734 2009-09-01 Richard Guenther <rguenther@suse.de>
6736 * tree.c (tree_expr_size): New function.
6737 * tree.h (tree_expr_size): Declare.
6738 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6739 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6740 * langhooks.c (lhd_expr_size): Remove.
6741 * langhooks.h (struct lang_hooks): Remove expr_size.
6742 * explow.c (expr_size): Use tree_expr_size.
6743 (int_expr_size): Likewise.
6744 * langhooks-def.h (lhd_expr_size): Remove.
6745 (LANG_HOOKS_EXPR_SIZE): Likewise.
6746 (LANG_HOOKS_INITIALIZER): Adjust.
6748 2009-09-01 Richard Guenther <rguenther@suse.de>
6750 * tree-flow.h (mark_addressable): Move declaration ...
6751 * tree.h (mark_addressable): ... here.
6752 * stmt.c (expand_asm_operands): Use mark_addressable, not
6753 lang_hooks.mark_addressable.
6754 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6755 LANG_HOOKS_MARK_ADDRESSABLE.
6756 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6757 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6759 2009-08-31 Chris Demetriou <cgd@google.com>
6761 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6762 vectorize if not TARGET_SSE2.
6764 2009-08-31 DJ Delorie <dj@redhat.com>
6766 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6767 registers if no coprocessor is enabled.
6769 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6772 * cgraph.h (cgraph_get_node): Declare ...
6773 * cgraph.c (cgraph_get_node): ... new function.
6774 * dwarf2out.c (gen_generic_params_dies,
6775 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6776 make_ith_pack_parameter_name,
6777 append_entry_to_tmpl_value_parm_die_table,
6778 gen_remaining_tmpl_value_param_die_attribute): New functions.
6779 (gen_subprogram_die): Generate debug info for template parameters
6780 if debug info level is higher than DINFO_LEVEL_TERSE.
6781 Use tree_add_const_value_attribute_for_decl instead of
6782 tree_add_const_value_attribute.
6783 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6784 instead of tree_add_const_value_attribute.
6785 (gen_struct_or_union_type_die): Generate debug
6786 info for template parameters if debug info level is higher than
6788 (tree_add_const_value_attribute): Handle integral and pointer
6789 constants. Update comment.
6790 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6791 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6792 (reference_to_unused): Fix thinko. Remove redundant predicates from
6794 (tree_add_const_value_attribute): Make this work for constant
6796 tree_add_const_value_attribute_for_decl is to be used for variable
6798 (add_location_or_const_value_attribute): Use
6799 tree_add_const_value_attribute_for_decl now.
6800 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6801 DW_TAG_template_value_param DIEs after function DIEs have been
6803 * langhooks.h (lang_hooks_for_types): Add
6804 get_argument_pack_elems.
6805 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6806 (lang_hooks): Added get_innermost_generic_parms,
6807 get_innermost_generic_args.
6808 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6809 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6810 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6811 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6813 2009-08-31 DJ Delorie <dj@redhat.com>
6815 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6816 it once we start generating the prologue or epilogue.
6817 (mep_call_saves_register): If the frame is locked, re-use
6819 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6820 (mep_expand_prologue): Call it.
6821 (mep_expand_epilogue): Likewise.
6822 (mep_start_function): Use the same logic as mep_expand_prologue.
6823 (mep_pass_by_reference): Make logic more readable.
6824 (mep_return_in_memory): Zero-sized objects are passed in memory.
6825 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6827 2009-08-31 Richard Guenther <rguenther@suse.de>
6829 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6830 to query if the memory regions for memmove overlap.
6831 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6832 asserts on pointers, instead deal with odd trees.
6833 (ptr_derefs_may_alias_p): Likewise.
6834 (refs_may_alias_p_1): Constructor bases also never alias.
6836 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6838 * doc/install.texi (Final install): Adjust reference on where to
6839 order printed manuals.
6841 2009-08-30 Olivier Hainque <hainque@adacore.com>
6843 * dwarf2out.c (switch_to_frame_table_section): Move
6844 definition prior to first use.
6846 2009-08-30 Richard Guenther <rguenther@suse.de>
6848 PR tree-optimization/41186
6849 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6850 (ao_ref_init_from_ptr_and_size): New function.
6851 (ref_maybe_used_by_call_p_1): Be more precise tracking
6852 used ranges for builtin functions.
6853 (ref_maybe_used_by_call_p): Adjust.
6854 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6855 ranges for builtin functions.
6856 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6858 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6861 * fwprop.c (get_reg_use_in): Delete.
6862 (free_load_extend): New function.
6863 (forward_propagate_subreg): Use it.
6865 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6867 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6869 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6872 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6875 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6877 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6878 fini or fini_array section.
6880 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6882 * graphite-dependences.c (graphite_legal_transform_bb): Call
6883 pbb_remove_duplicate_pdrs.
6884 * graphite-poly.c (can_collapse_pdr): Removed.
6885 (pdr_find_duplicate): Removed.
6886 (can_collapse_pdrs): New.
6887 (pbb_remove_duplicate_pdrs): New.
6888 (new_poly_dr): Do not look for duplicates.
6889 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6890 (PBB_PDR_DUPLICATES_REMOVED): New.
6891 (pbb_remove_duplicate_pdrs): Declared.
6893 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6895 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6896 the strides by multiplying by PDR_NB_REFS.
6897 * graphite-poly.c (can_collapse_pdr): New.
6898 (pdr_find_duplicate): New.
6899 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6900 Initialize PDR_NB_REFS.
6901 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6903 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6905 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6908 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6911 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6913 * graphite-dependences.c (pddr_original_scattering): Return NULL
6914 for read-read dependence relations.
6915 * graphite-poly.h (enum poly_dr_type): Fix comment.
6918 (pdr_may_write_p): New.
6920 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6922 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6923 (struct poly_dr): Same.
6924 (new_poly_dr): Same.
6925 * graphite-poly.c (new_poly_dr): Same.
6926 * graphite-dependences.c (dot_deps): Disable call to system.
6928 2009-08-28 Cary Coutant <ccoutant@google.com>
6931 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6932 struct/union/enum types local to a function.
6934 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6935 Sebastian Pop <sebastian.pop@amd.com>
6937 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6938 pbb_strip_mine_time_depth. Changed the implementation so that
6939 transformation is expressed as a transformation on
6940 time (scatttering) dimensions. Also, ensures that the 2d+1
6941 scheduling format is preserved.
6942 (pbb_strip_mine_profitable_p): Profitability is based on the
6943 iteration number of a given time (scattering) dimension,
6944 and not on a original loop depth dimension.
6945 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6946 (pbb_do_strip_mine): Call psct_dynamic_dim.
6947 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6948 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6949 (pbb_nb_dynamic_scattering_transform): New.
6950 (psct_dynamic_dim): New.
6952 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6954 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6955 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6956 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6957 * graphite-interchange.c (build_linearized_memory_access): Same.
6958 (memory_stride_in_loop): Same.
6960 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6962 * graphite-dependences.c (pddr_original_scattering): New.
6963 (graphite_legal_transform_dr): Call pddr_original_scattering.
6966 * graphite-dependences.h (dot_deps): Declared.
6967 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6968 (print_pdr): Print PDR_ID.
6969 * graphite-poly.h (struct poly_dr): Add field id.
6972 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6974 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6976 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6977 not delete the original dependence relation.
6979 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6981 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6982 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6983 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6984 (free_poly_ddr): New.
6985 (pddr_is_empty): New.
6986 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6987 (dependence_polyhedron): Same. Remove useless gcc_assert.
6989 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6990 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6991 * graphite-dependences.h (enum poly_dependence_kind): New.
6992 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6993 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6994 (PDRP_SINK): Renamed PDDR_SINK.
6995 (PDRP_DDP): Renamed PDDR_DDP.
6997 (free_poly_ddr): Declared.
6998 * graphite-poly.c (new_scop): Use the new hash function names.
6999 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
7000 into original_pddrs.
7001 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
7003 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7005 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
7006 bounds with LT_EXPR to make niter analysis more precise on code
7007 generated by Graphite.
7009 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7011 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
7012 (graphite_legal_transform_bb): Same.
7013 (poly_drs_may_alias_p): Same.
7015 2009-08-28 Richard Guenther <rguenther@suse.de>
7017 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
7019 2009-08-28 Jan Beulich <jbeulich@novell.com>
7021 * config/i386/netware.c: Include langhooks.h.
7022 (i386_nlm_encode_section_info): Simplify.
7023 (netware_override_options): Delete.
7024 * config/i386/netware.h (netware_override_options): Delete
7026 (OVERRIDE_OPTIONS): Delete definition.
7027 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7028 (ASM_COMMENT_START): Define.
7029 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
7031 2009-08-28 Jan Beulich <jbeulich@novell.com>
7033 * configure.ac: For in-tree ld, do a plain version check to
7034 determine whether comdat groups are supported.
7035 * configure: Regenerate.
7037 2009-08-28 Olivier Hainque <hainque@adacore.com>
7039 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
7040 always defined. Reflect definition or absence of such for
7041 COLLECT_EXPORT_LIST. Readability helper.
7042 (scanfilter): New enum, to help control what symbols
7043 are to be considered or ignored by scan_prog_file.
7044 (enum pass): Rename as "scanpass", moved together with scanfilter
7045 prior to scan_prog_file's prototype.
7046 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7047 Group prototype with the scanpass/scanfilter definitions, factorize
7048 head comments for the several implementations at the prototype.
7049 (main): Reorganize the first pass link control to let AIX
7050 drag only the needed frame tables in executables. Prevent
7051 frame tables collection during the scan aimed at static ctors.
7052 Pre-link and scan for frame tables later to compensate.
7053 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7054 A C statement to issue assembly directives that create a reference
7055 to the given DWARF table identifier label from the current function
7057 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7058 to differentiate first time section entry. Only emit a .data
7059 tables start identifier label the first time around.
7060 (switch_to_frame_table_section): New function. Helper for
7061 output_call_frame_info to switch possibly BACK into the eh_frame
7062 or the debug_frame section depending on FOR_EH.
7063 (output_call_frame_info): Use helper to first enter the proper
7065 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7066 emit a link to the frame table start label from each function
7068 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7069 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7070 * config/rs6000/rs6000-protos.h: Declare it.
7071 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7073 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7075 * config/sh/sh.c (split_branches): Check the result of
7078 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7080 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7081 using -pthread -fopenmp
7083 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7085 * doc/service.texi (service directory): Update URL.
7087 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
7089 PR rtl-optimization/40861
7090 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
7091 extract word from a multi-word subreg for negative byte positions.
7093 2009-08-27 Tristan Gingold <gingold@adacore.com>
7094 Douglas B Rupp <rupp@gnat.com>
7096 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
7097 (SECTION_VMS_OVERLAY): Define.
7098 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
7100 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
7102 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
7103 common_object declarations.
7104 (ia64_section_type_flags): Set section flag for common_object.
7105 * config/ia64/ia64-protos.h
7106 (ia64_vms_output_aligned_decl_common): Declare.
7107 (ia64_vms_elf_asm_named_section): Declare.
7109 2009-08-27 Michael Matz <matz@suse.de>
7111 * expr.c (expand_expr_real_2): New function taking exploded
7112 unary or binary expression, split out from ...
7113 (expand_expr_real_1): ... here. Move over all unary/binary
7114 switch parts to above function, in particular these codes:
7115 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
7116 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
7117 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
7118 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
7119 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
7120 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
7121 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
7122 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
7123 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
7124 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
7125 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
7126 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
7127 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
7128 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
7129 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
7130 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
7131 VEC_PACK_FIX_TRUNC_EXPR.
7132 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
7135 2009-08-27 Richard Guenther <rguenther@suse.de>
7137 * gengtype.c (main): Handle uint64_t.
7138 * ipa-utils.c (get_base_var): Indent properly.
7139 * tree-ssa-live.c (debug_scope_block): New function.
7140 * tree-flow.h (debug_scope_block): Declare.
7141 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
7142 * basic-block.h (enum profile_status): Rename to
7143 enum profile_status_d.
7144 (x_profile_status): Adjust type.
7146 2009-08-27 Dodji Seketeli <dodji@redhat.com>
7149 * dwarf2out.c (get_context_die): Declare this static function.
7150 (gen_type_die_with_usage): Make sure a DIE is a generated for
7151 the context of a typedef.
7153 2009-08-26 Anatoly Sokolov <aesok@post.ru>
7155 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
7158 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7160 * config/mips/mips-protos.h (mips_output_sync): Declare.
7161 (mips_sync_loop_insns): Likewise.
7162 (mips_output_sync_loop): Replace first two parameters with an rtx.
7163 * config/mips/mips.c (mips_multi_member): New structure.
7164 (mips_multi_members): New variable.
7165 (mips_multi_start): New function.
7166 (mips_multi_add): Likewise.
7167 (mips_multi_add_insn): Likewise.
7168 (mips_multi_add_label): Likewise.
7169 (mips_multi_last_index): Likewise.
7170 (mips_multi_copy_insn): Likewise.
7171 (mips_multi_set_operand): Likewise.
7172 (mips_multi_write): Likewise.
7173 (mips_print_operand_punctuation): Remove '%|' and '%-'.
7174 (mips_init_print_operand_punct): Update accordingly.
7175 (mips_start_ll_sc_sync_block): New function.
7176 (mips_end_ll_sc_sync_block): Likewise.
7177 (mips_output_sync): Likewise.
7178 (mips_sync_insn1_template): Likewise.
7179 (mips_sync_insn2_template): Likewise.
7180 (mips_get_sync_operand): Likewise.
7181 (mips_process_sync_loop): Likewise.
7182 (mips_output_sync_loop): Use mips_process_sync_loop.
7183 (mips_sync_loop_insns): New function.
7184 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
7185 (MIPS_COMPARE_AND_SWAP_12): Likewise.
7186 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
7187 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
7188 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
7189 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
7190 (MIPS_SYNC_OLD_OP_12): Likewise.
7191 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
7192 (MIPS_SYNC_NEW_OP_12): Likewise.
7193 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
7194 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
7195 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
7196 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
7197 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
7198 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
7199 * config/mips/mips.md (sync_mem): New attribute.
7200 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
7201 (sync_exclusive_mask, sync_required_oldval): Likewise.
7202 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
7203 (sync_release_barrier): Likewise.
7204 (length): Handle sync loops.
7205 (sync): Use mips_output_sync.
7206 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
7207 (sync_compare_and_swap<mode>): Set the new sync_* attributes
7208 and use mips_output_sync_loop.
7209 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
7210 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
7211 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
7212 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
7213 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
7214 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
7215 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
7216 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
7217 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
7219 2009-08-26 Richard Guenther <rguenther@suse.de>
7222 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
7223 the types to not match.
7224 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
7226 * tree-ssa.c (useless_type_conversion_p): Conversions to
7227 pointers to unprototyped functions are useless.
7229 2009-08-26 Richard Guenther <rguenther@suse.de>
7231 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
7232 whole-program condition, prepare to be called for non-globals.
7233 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
7234 params build a representative with known type and track its fields.
7236 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
7238 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
7239 clearing by a taken branch.
7240 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
7241 effectively after bbro pass.
7242 (sync_nand<mode>): Ditto.
7243 (sync_old_<fetchop_name><mode>): Ditto.
7244 (sync_old_nand<mode>): Ditto.
7245 (sync_new_<fetchop_name><mode>): Dito.
7246 (sync_new_nand<mode>): Ditto.
7247 (sync_compare_and_swap<mode>_1): Ditto.
7248 (*sync_compare_and_swap<mode>): Ditto.
7249 (sync_lock_test_and_set<mode>_1): Ditto.
7250 ("sync_lock_test_and_set<mode>): Ditto.
7252 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7254 * hwint.h (HOST_LONG_FORMAT): New macro
7255 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7256 Use HOST_PTR_PRINTF.
7257 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7258 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7259 (HOST_PTR_PRINTF): Document.
7261 2009-08-25 Jan Hubicka <jh@suse.cz>
7263 * config/i386/bmmintrin.h: Replace by #error.
7266 Michael Meissner <michael.meissner@amd.com>
7267 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7268 Tony Linthicum <tony.linthicum@amd.com>
7270 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7271 (TARGET_ROUND): New macro for the round/ptest instructions which
7272 are shared between SSE4.1 and SSE5.
7273 (OPTION_MASK_ISA_ROUND): Ditto.
7274 (OPTION_ISA_ROUND): Ditto.
7275 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7276 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7278 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7279 (-mfused-madd): New switch to give users control over whether the
7280 compiler optimizes to use the multiply/add SSE5 instructions.
7282 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7283 (ix86_handle_option): Turn off 3dnow if -msse5.
7284 (override_options): Add SSE5 support.
7285 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7287 (ix86_expand_sse_movcc): Add SSE5 support.
7288 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7289 vector type to the next largest size.
7290 (ix86_expand_sse5_pack): New function to use pperm to pack a
7291 vector type to the next smallest size.
7292 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7293 (IX86_BUILTIN_FMADDSD): Ditto.
7294 (IX86_BUILTIN_FMADDPS): Ditto.
7295 (IX86_BUILTIN_FMADDPD): Ditto.
7296 (IX86_BUILTIN_FMSUBSS): Ditto.
7297 (IX86_BUILTIN_FMSUBSD): Ditto.
7298 (IX86_BUILTIN_FMSUBPS): Ditto.
7299 (IX86_BUILTIN_FMSUBPD): Ditto.
7300 (IX86_BUILTIN_FNMADDSS): Ditto.
7301 (IX86_BUILTIN_FNMADDSD): Ditto.
7302 (IX86_BUILTIN_FNMADDPS): Ditto.
7303 (IX86_BUILTIN_FNMADDPD): Ditto.
7304 (IX86_BUILTIN_FNMSUBSS): Ditto.
7305 (IX86_BUILTIN_FNMSUBSD): Ditto.
7306 (IX86_BUILTIN_FNMSUBPS): Ditto.
7307 (IX86_BUILTIN_FNMSUBPD): Ditto.
7308 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7309 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7310 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7311 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7312 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7313 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7314 (IX86_BUILTIN_PPERM): Ditto.
7315 (IX86_BUILTIN_PERMPS): Ditto.
7316 (IX86_BUILTIN_PERMPD): Ditto.
7317 (IX86_BUILTIN_PMACSSWW): Ditto.
7318 (IX86_BUILTIN_PMACSWW): Ditto.
7319 (IX86_BUILTIN_PMACSSWD): Ditto.
7320 (IX86_BUILTIN_PMACSWD): Ditto.
7321 (IX86_BUILTIN_PMACSSDD): Ditto.
7322 (IX86_BUILTIN_PMACSDD): Ditto.
7323 (IX86_BUILTIN_PMACSSDQL): Ditto.
7324 (IX86_BUILTIN_PMACSSDQH): Ditto.
7325 (IX86_BUILTIN_PMACSDQL): Ditto.
7326 (IX86_BUILTIN_PMACSDQH): Ditto.
7327 (IX86_BUILTIN_PMADCSSWD): Ditto.
7328 (IX86_BUILTIN_PMADCSWD): Ditto.
7329 (IX86_BUILTIN_PHADDBW): Ditto.
7330 (IX86_BUILTIN_PHADDBD): Ditto.
7331 (IX86_BUILTIN_PHADDBQ): Ditto.
7332 (IX86_BUILTIN_PHADDWD): Ditto.
7333 (IX86_BUILTIN_PHADDWQ): Ditto.
7334 (IX86_BUILTIN_PHADDDQ): Ditto.
7335 (IX86_BUILTIN_PHADDUBW): Ditto.
7336 (IX86_BUILTIN_PHADDUBD): Ditto.
7337 (IX86_BUILTIN_PHADDUBQ): Ditto.
7338 (IX86_BUILTIN_PHADDUWD): Ditto.
7339 (IX86_BUILTIN_PHADDUWQ): Ditto.
7340 (IX86_BUILTIN_PHADDUDQ): Ditto.
7341 (IX86_BUILTIN_PHSUBBW): Ditto.
7342 (IX86_BUILTIN_PHSUBWD): Ditto.
7343 (IX86_BUILTIN_PHSUBDQ): Ditto.
7344 (IX86_BUILTIN_PROTB): Ditto.
7345 (IX86_BUILTIN_PROTW): Ditto.
7346 (IX86_BUILTIN_PROTD): Ditto.
7347 (IX86_BUILTIN_PROTQ): Ditto.
7348 (IX86_BUILTIN_PROTB_IMM): Ditto.
7349 (IX86_BUILTIN_PROTW_IMM): Ditto.
7350 (IX86_BUILTIN_PROTD_IMM): Ditto.
7351 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7352 (IX86_BUILTIN_PSHLB): Ditto.
7353 (IX86_BUILTIN_PSHLW): Ditto.
7354 (IX86_BUILTIN_PSHLD): Ditto.
7355 (IX86_BUILTIN_PSHLQ): Ditto.
7356 (IX86_BUILTIN_PSHAB): Ditto.
7357 (IX86_BUILTIN_PSHAW): Ditto.
7358 (IX86_BUILTIN_PSHAD): Ditto.
7359 (IX86_BUILTIN_PSHAQ): Ditto.
7360 (IX86_BUILTIN_FRCZSS): Ditto.
7361 (IX86_BUILTIN_FRCZSD): Ditto.
7362 (IX86_BUILTIN_FRCZPS): Ditto.
7363 (IX86_BUILTIN_FRCZPD): Ditto.
7364 (IX86_BUILTIN_CVTPH2PS): Ditto.
7365 (IX86_BUILTIN_CVTPS2PH): Ditto.
7366 (IX86_BUILTIN_COMEQSS): Ditto.
7367 (IX86_BUILTIN_COMNESS): Ditto.
7368 (IX86_BUILTIN_COMLTSS): Ditto.
7369 (IX86_BUILTIN_COMLESS): Ditto.
7370 (IX86_BUILTIN_COMGTSS): Ditto.
7371 (IX86_BUILTIN_COMGESS): Ditto.
7372 (IX86_BUILTIN_COMUEQSS): Ditto.
7373 (IX86_BUILTIN_COMUNESS): Ditto.
7374 (IX86_BUILTIN_COMULTSS): Ditto.
7375 (IX86_BUILTIN_COMULESS): Ditto.
7376 (IX86_BUILTIN_COMUGTSS): Ditto.
7377 (IX86_BUILTIN_COMUGESS): Ditto.
7378 (IX86_BUILTIN_COMORDSS): Ditto.
7379 (IX86_BUILTIN_COMUNORDSS): Ditto.
7380 (IX86_BUILTIN_COMFALSESS): Ditto.
7381 (IX86_BUILTIN_COMTRUESS): Ditto.
7382 (IX86_BUILTIN_COMEQSD): Ditto.
7383 (IX86_BUILTIN_COMNESD): Ditto.
7384 (IX86_BUILTIN_COMLTSD): Ditto.
7385 (IX86_BUILTIN_COMLESD): Ditto.
7386 (IX86_BUILTIN_COMGTSD): Ditto.
7387 (IX86_BUILTIN_COMGESD): Ditto.
7388 (IX86_BUILTIN_COMUEQSD): Ditto.
7389 (IX86_BUILTIN_COMUNESD): Ditto.
7390 (IX86_BUILTIN_COMULTSD): Ditto.
7391 (IX86_BUILTIN_COMULESD): Ditto.
7392 (IX86_BUILTIN_COMUGTSD): Ditto.
7393 (IX86_BUILTIN_COMUGESD): Ditto.
7394 (IX86_BUILTIN_COMORDSD): Ditto.
7395 (IX86_BUILTIN_COMUNORDSD): Ditto.
7396 (IX86_BUILTIN_COMFALSESD): Ditto.
7397 (IX86_BUILTIN_COMTRUESD): Ditto.
7398 (IX86_BUILTIN_COMEQPS): Ditto.
7399 (IX86_BUILTIN_COMNEPS): Ditto.
7400 (IX86_BUILTIN_COMLTPS): Ditto.
7401 (IX86_BUILTIN_COMLEPS): Ditto.
7402 (IX86_BUILTIN_COMGTPS): Ditto.
7403 (IX86_BUILTIN_COMGEPS): Ditto.
7404 (IX86_BUILTIN_COMUEQPS): Ditto.
7405 (IX86_BUILTIN_COMUNEPS): Ditto.
7406 (IX86_BUILTIN_COMULTPS): Ditto.
7407 (IX86_BUILTIN_COMULEPS): Ditto.
7408 (IX86_BUILTIN_COMUGTPS): Ditto.
7409 (IX86_BUILTIN_COMUGEPS): Ditto.
7410 (IX86_BUILTIN_COMORDPS): Ditto.
7411 (IX86_BUILTIN_COMUNORDPS): Ditto.
7412 (IX86_BUILTIN_COMFALSEPS): Ditto.
7413 (IX86_BUILTIN_COMTRUEPS): Ditto.
7414 (IX86_BUILTIN_COMEQPD): Ditto.
7415 (IX86_BUILTIN_COMNEPD): Ditto.
7416 (IX86_BUILTIN_COMLTPD): Ditto.
7417 (IX86_BUILTIN_COMLEPD): Ditto.
7418 (IX86_BUILTIN_COMGTPD): Ditto.
7419 (IX86_BUILTIN_COMGEPD): Ditto.
7420 (IX86_BUILTIN_COMUEQPD): Ditto.
7421 (IX86_BUILTIN_COMUNEPD): Ditto.
7422 (IX86_BUILTIN_COMULTPD): Ditto.
7423 (IX86_BUILTIN_COMULEPD): Ditto.
7424 (IX86_BUILTIN_COMUGTPD): Ditto.
7425 (IX86_BUILTIN_COMUGEPD): Ditto.
7426 (IX86_BUILTIN_COMORDPD): Ditto.
7427 (IX86_BUILTIN_COMUNORDPD): Ditto.
7428 (IX86_BUILTIN_COMFALSEPD): Ditto.
7429 (IX86_BUILTIN_COMTRUEPD): Ditto.
7430 (IX86_BUILTIN_PCOMEQUB): Ditto.
7431 (IX86_BUILTIN_PCOMNEUB): Ditto.
7432 (IX86_BUILTIN_PCOMLTUB): Ditto.
7433 (IX86_BUILTIN_PCOMLEUB): Ditto.
7434 (IX86_BUILTIN_PCOMGTUB): Ditto.
7435 (IX86_BUILTIN_PCOMGEUB): Ditto.
7436 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7437 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7438 (IX86_BUILTIN_PCOMEQUW): Ditto.
7439 (IX86_BUILTIN_PCOMNEUW): Ditto.
7440 (IX86_BUILTIN_PCOMLTUW): Ditto.
7441 (IX86_BUILTIN_PCOMLEUW): Ditto.
7442 (IX86_BUILTIN_PCOMGTUW): Ditto.
7443 (IX86_BUILTIN_PCOMGEUW): Ditto.
7444 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7445 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7446 (IX86_BUILTIN_PCOMEQUD): Ditto.
7447 (IX86_BUILTIN_PCOMNEUD): Ditto.
7448 (IX86_BUILTIN_PCOMLTUD): Ditto.
7449 (IX86_BUILTIN_PCOMLEUD): Ditto.
7450 (IX86_BUILTIN_PCOMGTUD): Ditto.
7451 (IX86_BUILTIN_PCOMGEUD): Ditto.
7452 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7453 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7454 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7455 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7456 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7457 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7458 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7459 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7460 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7461 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7462 (IX86_BUILTIN_PCOMEQB): Ditto.
7463 (IX86_BUILTIN_PCOMNEB): Ditto.
7464 (IX86_BUILTIN_PCOMLTB): Ditto.
7465 (IX86_BUILTIN_PCOMLEB): Ditto.
7466 (IX86_BUILTIN_PCOMGTB): Ditto.
7467 (IX86_BUILTIN_PCOMGEB): Ditto.
7468 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7469 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7470 (IX86_BUILTIN_PCOMEQW): Ditto.
7471 (IX86_BUILTIN_PCOMNEW): Ditto.
7472 (IX86_BUILTIN_PCOMLTW): Ditto.
7473 (IX86_BUILTIN_PCOMLEW): Ditto.
7474 (IX86_BUILTIN_PCOMGTW): Ditto.
7475 (IX86_BUILTIN_PCOMGEW): Ditto.
7476 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7477 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7478 (IX86_BUILTIN_PCOMEQD): Ditto.
7479 (IX86_BUILTIN_PCOMNED): Ditto.
7480 (IX86_BUILTIN_PCOMLTD): Ditto.
7481 (IX86_BUILTIN_PCOMLED): Ditto.
7482 (IX86_BUILTIN_PCOMGTD): Ditto.
7483 (IX86_BUILTIN_PCOMGED): Ditto.
7484 (IX86_BUILTIN_PCOMFALSED): Ditto.
7485 (IX86_BUILTIN_PCOMTRUED): Ditto.
7486 (IX86_BUILTIN_PCOMEQQ): Ditto.
7487 (IX86_BUILTIN_PCOMNEQ): Ditto.
7488 (IX86_BUILTIN_PCOMLTQ): Ditto.
7489 (IX86_BUILTIN_PCOMLEQ): Ditto.
7490 (IX86_BUILTIN_PCOMGTQ): Ditto.
7491 (IX86_BUILTIN_PCOMGEQ): Ditto.
7492 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7493 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7494 (enum multi_arg_type): New enum for describing the various SSE5
7495 intrinsic argument types.
7496 (bdesc_multi_arg): New table for SSE5 intrinsics.
7497 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7498 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7500 (ix86_expand_builtin): Add SSE5 intrinsic support.
7501 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7502 operand instructions.
7503 (ix86_expand_sse5_multiple_memory): New function to split the
7504 second memory reference from SSE5 instructions.
7505 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7506 (ix86_return_pops_args): Use stdarg_p to determine if the function
7507 has variable arguments.
7508 (ix86_setup_incoming_varargs): Ditto.
7509 (x86_this_parameter): Ditto.
7511 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7513 (ix86_expand_sse5_pack): Ditto.
7514 (ix86_sse5_valid_op_p): Ditto.
7515 (ix86_expand_sse5_multiple_memory): Ditto.
7517 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7518 constant for SSE5 support.
7519 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7520 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7521 (UNSPEC_SSE5_PERMUTE): Ditto.
7522 (UNSPEC_SSE5_ASHIFT): Ditto.
7523 (UNSPEC_SSE5_LSHIFT): Ditto.
7524 (UNSPEC_FRCZ): Ditto.
7525 (UNSPEC_CVTPH2PS): Ditto.
7526 (UNSPEC_CVTPS2PH): Ditto.
7527 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7529 (COM_FALSE_S): Ditto.
7530 (COM_FALSE_P): Ditto.
7531 (COM_TRUE_S): Ditto.
7532 (COM_TRUE_P): Ditto.
7533 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7534 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7536 (memory attribute): Ditto.
7537 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7538 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7539 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7540 (floor<mode>2): Ditto.
7541 (ceil<mode>2): Ditto.
7542 (btrunc<mode>2): Ditto.
7543 (nearbyintdf2): Ditto.
7544 (nearbyintsf2): Ditto.
7545 (sse_setccsf): Disable if SSE5.
7546 (sse_setccdf): Ditto.
7547 (sse5_setcc<mode>): New support for SSE5 conditional move.
7548 (sse5_pcmov_<mode>): Ditto.
7550 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7552 (SSEMODEF2P): Ditto.
7553 (ssemodesuffixf4): New mode attribute for SSE5.
7554 (ssemodesuffixf2s): Ditto.
7555 (ssemodesuffixf2c): Ditto.
7556 (sserotatemax): Ditto.
7557 (ssescalarmode): Ditto.
7558 (sse_maskcmpv4sf3): Disable if SSE5.
7559 (sse_maskcmpv2df3): Ditto.
7560 (sse_vmmaskcmpv4sf3): Ditto.
7561 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7562 (sse5_vmfmadd<mode>4): Ditto.
7563 (sse5_fmsub<mode>4): Ditto.
7564 (sse5_vmfmsub<mode>4): Ditto.
7565 (sse5_fnmadd<mode>4): Ditto.
7566 (sse5_vmfnmadd<mode>4): Ditto.
7567 (sse5_fnmsub<mode>4): Ditto.
7568 (sse5_vmfnmsub<mode>4): Ditto.
7569 (sse5i_fmadd<mode>4): Ditto.
7570 (sse5i_fmsub<mode>4): Ditto.
7571 (sse5i_fnmadd<mode>4): Ditto.
7572 (sse5i_fnmsub<mode>4): Ditto.
7573 (sse5i_vmfmadd<mode>4): Ditto.
7574 (sse5i_vmfmsub<mode>4): Ditto.
7575 (sse5i_vmfnmadd<mode>4): Ditto.
7576 (sse5i_vmfnmsub<mode>4): Ditto.
7577 (mulv16qi3): Add SSE5 support.
7579 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7580 (sse2_mulv4si3): Disable if SSE5.
7581 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7582 (sse4_1_roundps): Ditto.
7583 (sse4_1_roundsd): Ditto.
7584 (sse4_1_roundss): Ditto.
7585 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7587 (sse_maskcmpsf3): Ditto.
7588 (sse_vmmaskcmpv4sf3): Ditto.
7589 (sse2_maskcmpv2df3): Ditto.
7590 (sse2_maskcmpdf3): Ditto.
7591 (sse2_vmmaskcmpv2df3): Ditto.
7592 (sse2_eq<mode>3): Ditto.
7593 (sse2_gt<mode>3): Ditto.
7594 (sse5_pcmov_<mode>): Add SSE5 support.
7595 (vec_unpacku_hi_v16qi): Ditto.
7596 (vec_unpacks_hi_v16qi): Ditto.
7597 (vec_unpacku_lo_v16qi): Ditto.
7598 (vec_unpacks_lo_v16qi): Ditto.
7599 (vec_unpacku_hi_v8hi): Ditto.
7600 (vec_unpacks_hi_v8hi): Ditto.
7601 (vec_unpacku_lo_v8hi): Ditto.
7602 (vec_unpacks_lo_v8hi): Ditto.
7603 (vec_unpacku_hi_v4si): Ditto.
7604 (vec_unpacks_hi_v4si): Ditto.
7605 (vec_unpacku_lo_v4si): Ditto.
7606 (vec_unpacks_lo_v4si): Ditto.
7607 (sse5_pmacsww): New SSE5 intrinsic insn.
7608 (sse5_pmacssww): Ditto.
7609 (sse5_pmacsdd): Ditto.
7610 (sse5_pmacssdd): Ditto.
7611 (sse5_pmacssdql): Ditto.
7612 (sse5_pmacssdqh): Ditto.
7613 (sse5_pmacsdqh): Ditto.
7614 (sse5_pmacsswd): Ditto.
7615 (sse5_pmacswd): Ditto.
7616 (sse5_pmadcsswd): Ditto.
7617 (sse5_pmadcswd): Ditto.
7618 (sse5_pcmov_<move>): Conditional move support on SSE5.
7619 (sse5_phaddbw): New SSE5 intrinsic insn.
7620 (sse5_phaddbd): Ditto.
7621 (sse5_phaddbq): Ditto.
7622 (sse5_phaddwd): Ditto.
7623 (sse5_phaddwq): Ditto.
7624 (sse5_phadddq): Ditto.
7625 (sse5_phaddubw): Ditto.
7626 (sse5_phaddubd): Ditto.
7627 (sse5_phaddubq): Ditto.
7628 (sse5_phadduwd): Ditto.
7629 (sse5_phadduwq): Ditto.
7630 (sse5_phaddudq): Ditto.
7631 (sse5_phsubbw): Ditto.
7632 (sse5_phsubwd): Ditto.
7633 (sse5_phsubdq): Ditto.
7634 (sse5_pperm): Ditto.
7635 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7636 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7637 (sse5_pperm_sign_v8hi_v4si): Ditto.
7638 (sse5_pperm_zero_v8hi_v4si): Ditto.
7639 (sse5_pperm_sign_v4si_v2di): Ditto.
7640 (sse5_pperm_sign_v4si_v2di): Ditto.
7641 (sse5_pperm_pack_v2di_v4si): Ditto.
7642 (sse5_pperm_pack_v4si_v8hi): Ditto.
7643 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7644 (sse5_perm<mode>): New SSE5 intrinsic insn.
7645 (rotl<mode>3): Ditto.
7646 (sse5_rotl<mode>3): Ditto.
7647 (sse5_ashl<mode>3): Ditto.
7648 (sse5_lshl<mode>3): Ditto.
7649 (sse5_frcz<mode>2): Ditto.
7650 (sse5s_frcz<mode>2): Ditto.
7651 (sse5_cvtph2ps): Ditto.
7652 (sse5_cvtps2ph): Ditto.
7653 (sse5_vmmaskcmp<mode>3): Ditto.
7654 (sse5_com_tf<mode>3): Ditto.
7655 (sse5_maskcmp<mode>3): Ditto.
7656 (sse5_maskcmp_uns<mode>3): Ditto.
7657 (sse5_maskcmp_uns2<mode>3): Ditto.
7658 (sse5_pcom_tf<mode>3): Ditto.
7660 * config/i386/predicates.md (sse5_comparison_float_operator):
7661 New predicate to match the comparison operators supported by
7662 the SSE5 com instruction.
7663 (ix86_comparison_int_operator): New predicate to match just the
7664 signed int comparisons.
7665 (ix86_comparison_uns_operator): New predicate to match just the
7666 unsigned int comparisons.
7668 * doc/invoke.texi (-msse5): Add documentation.
7669 (-mfused-madd): Ditto.
7671 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7673 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7675 (x86_64-*-*): Ditto.
7677 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7679 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7680 intrinisics for SSE5.
7682 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7685 * config/i386/mmintrin-common.h: New file, to contain common
7686 instructions between SSE4.1 and SSE5.
7688 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7689 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7690 (gen_regparm_prefix): Ditto.
7692 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7693 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7694 prototype_p to determine if a function is prototyped.
7696 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7698 * c-common.c (c_common_reswords) add the alignof keyword,
7699 with same RID as __alignof and __alignof__
7701 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7703 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7704 * hooks.c (hook_bool_const_int_const_int_true): New function.
7705 * target.h (struct gcc_target): Add can_eliminate field.
7706 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7707 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7708 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7709 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7710 (elim_table): Revise comment.
7711 * system.h (CAN_ELIMINATE): Poison.
7712 * defaults.h (CAN_ELIMINATE): Remove.
7713 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7715 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7716 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7718 (alpha_vms_can_eliminate): Declare as static, change return type to
7720 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7722 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7723 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7724 (arm_can_eliminate): New function.
7726 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7727 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7728 (avr_can_eliminate): Declare as static.
7729 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7731 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7732 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7733 (bfin_can_eliminate): New function.
7735 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7736 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7737 (crx_can_eliminate): New function.
7739 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7740 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7741 (fr30_can_eliminate): New function.
7743 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7744 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7745 (frv_can_eliminate): New function.
7747 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7748 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7749 (h8300_can_eliminate): New function.
7751 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7752 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7753 (i386_can_eliminate): Declare as static, change return type to bool.
7754 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7756 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7757 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7758 (ia64_can_eliminate): New function.
7760 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7761 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7762 (iq2000_can_eliminate): New function.
7764 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7765 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7766 (m32r_can_eliminate): New function.
7768 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7769 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7770 (m68hc11_can_eliminate): New function.
7772 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7773 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7774 (m68k_can_eliminate): New function.
7776 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7777 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7778 (mep_can_eliminate): New function.
7780 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7781 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7782 (mips_can_eliminate): New function.
7784 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7785 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7786 (rs6000_can_eliminate): New function.
7788 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7789 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7790 (s390_can_eliminate): Declare as static.
7791 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7793 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7794 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7795 (score_can_eliminate): New function.
7797 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7798 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7799 (sparc_can_eliminate): Declare as static.
7800 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7802 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7803 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7804 (xstormy16_can_eliminate): New function.
7806 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7807 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7808 (v850_can_eliminate): New function.
7810 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7812 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7813 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7814 (*movdfcc_ext[1234]): Disable for IEEE mode.
7816 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7818 * gimplify.c (prepare_gimple_addressable): New static function.
7819 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7821 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7822 manually fiddling with it.
7824 2009-08-25 Michael Matz <matz@suse.de>
7826 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7827 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7829 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7830 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7831 (do_jump): Split out code for simple binary comparisons into ...
7832 (do_jump_1): ... this, taking the individual operands and code.
7833 Change callers to helper function above accordingly.
7834 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7837 2009-08-25 Michael Matz <matz@suse.de>
7839 * expr.h (struct separate_ops, sepops): New type for passing
7840 around an exploded simple expression.
7841 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7842 Use this structure instead of expression tree.
7843 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7844 expression, only its type.
7845 (expand_vec_cond_expr): Take type and individual operands instead
7847 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7848 expand_vec_shift_expr): Change prototype accordingly.
7849 * tree-vect-stmts.c (vectorizable_condition): Change call of
7850 expand_vec_cond_expr_p to pass only type.
7851 * expr.c (do_store_flags): Change prototype and implementation
7852 to take an exploded expression.
7853 (expand_expr_real_1): New local ops initialized with details
7854 of the full expression. Use it instead of full
7855 expression in calls to do_store_flags, expand_vec_cond_expr,
7856 expand_widen_pattern_expr and expand_vec_shift_expr.
7858 2009-08-25 Michael Matz <matz@suse.de>
7860 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7861 treeop2 initialized with first three operands of the full expression.
7862 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7864 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7866 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7867 (__gthread_objc_condition_allocate): Mark arguments as unused.
7868 (__gthread_objc_condition_deallocate): Likewise.
7869 (__gthread_objc_condition_wait): Likewise.
7870 (__gthread_objc_condition_broadcast): Likewise.
7871 (__gthread_objc_condition_signal): Likewise.
7872 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7873 (__gthread_objc_thread_id): Likewise.
7875 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7878 * tree-pretty-print.c (print_call_name): Print the correct call name
7879 for procedure pointer components.
7881 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7883 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7884 default_promote_function_mode when not VMS.
7886 2009-08-24 Olivier Hainque <hainque@adacore.com>
7888 * convert.c (convert_to_integer): Don't assume an input pointer is
7889 POINTER_SIZE wide. Fetch from the type instead.
7891 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7893 * configure.ac (AC_PREREQ): Bump to 2.64.
7895 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7897 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7898 (process_command): Don't search standard_exec_prefix_1 and
7899 standard_exec_prefix_2.
7901 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7903 * config/arm/arm.c (output_return_instruction): Handle for
7906 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7908 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7910 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7912 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7913 (*arm_movdf_vfp): Likewise.
7915 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7917 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7918 (vashr<mode>3): Rename from ashr<mode>3.
7919 (vlshr<mode>3): Rename from lshr<mode>3.
7921 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7924 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7925 (check_format_info_main): Use scalar_identify_flag.
7926 (check_format_types): Check for scalar size identity if
7927 scalar_identify_flag is set.
7928 (printf_length_specs): Extend by new field.
7929 (asm_fprintf_length_specs): Likewise.
7930 (gcc_diag_length_specs): Likewise.
7931 (scanf_length_specs): Likewise.
7932 (strfmon_length_specs): Likewise.
7933 (gcc_gfc_length_specs): Likewise.
7934 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7935 (ms_printf_flag_specs): Likewise.
7936 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7938 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7941 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7942 (*call_value_pop_1): Ditto.
7943 (*sibcall_pop_1): New insn pattern.
7944 (*sibcall_value_pop_1): Ditto.
7946 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7949 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7952 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7955 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7956 (get_reg_use_in): New function.
7957 (forward_propagate_subreg): Propagate through subreg of zero_extend
7960 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7962 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7963 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7965 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7967 * configure.ac: Remove --with-datarootdir, --with-docdir,
7968 --with-htmldir switches. No need to call AC_SUBST for
7969 datarootdir, docdir, htmldir any more.
7970 * configure: Regenerate.
7971 * doc/install.texi (Configuration): Document --datarootdir,
7972 --docdir, --htmldir, --pdfdir; update documentation for
7973 --infodir, --mandir.
7974 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7977 * aclocal.m4: Regenerate.
7978 * config.in: Regenerate.
7979 * configure: Regenerate.
7981 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7982 Olivier Hainque <hainque@adacore.com>
7984 * config/ia64/ia64.c: Include libfuncs.h.
7985 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7986 (ia64_expand_call): Use reg 25 on VMS.
7987 (ia64_initialize_trampoline): Fix for VMS ABI.
7988 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7989 (ia64_function_arg): Initialize reg 25 on VMS.
7990 Fix OpenVMS ABI issues for varargs.
7991 For OpenVMS, emit the Argument Information register set in the
7992 incoming/sibcall case as well.
7993 (ia64_arg_type): New function.
7994 (ia64_function_arg_advance): Keep track of cum->words.
7995 Fix OpenVMS ABI issues for varargs.
7996 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7997 (ia64_override_options): Set flag_no_common on VMS.
7998 (ia64_init_builtins): Disable FWRITE builtin.
7999 (ia64_asm_output_external): Call DO_CRTL_NAMES.
8000 (ia64_vms_init_libfuncs): Add decc$ routines.
8001 (ia64_vms_valid_pointer_mode): New function.
8002 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
8003 (ia64_promote_function_mode): New function
8004 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
8005 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
8006 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8007 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
8008 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
8009 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
8010 Suppress trailing '#' if VALUE is numeric.
8011 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
8012 ia64_promote_function_mode.
8013 (TARGET_VALID_POINTER_MODE): Define.
8015 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8018 * config/rs6000/rs6000.c (rs6000_override_options): Use
8019 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
8022 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
8023 reporting of vector + decimal/boolean/complex error.
8025 2009-08-21 Jakub Jelinek <jakub@redhat.com>
8027 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
8028 __vector double TYPE_DECL.
8030 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
8032 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
8033 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
8034 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
8035 to pointer to enum machine_mode. Update all callers as needed.
8037 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
8039 * config/alpha/alpha.md (exception_receiver): Emit alternative
8040 GP load sequence if flag_reorder_blocks_and_partition is set.
8041 (*exception_receiver_2): Also enable when
8042 flag_reorder_blocks_and_partition is set.
8044 2009-08-20 Matt Rice <ratmice@gmail.com>
8045 Diego Novillo <dnovillo@google.com>
8047 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8050 2009-08-20 Richard Guenther <rguenther@suse.de>
8052 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8053 * c-tree.h (c_dup_lang_specific_decl): Remove.
8054 (struct lang_decl, struct lang_type): Move definitions ...
8055 * c-lang.h: ... here. New file.
8056 * c-decl.c: Include c-lang.h.
8057 (c_dup_lang_specific_decl): Remove.
8058 * c-typeck.c: Include c-lang.h.
8059 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8060 (c-typeck.o): Likewise.
8061 * c-config-lang.in (gtfiles): Add c-lang.h.
8062 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8065 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8067 * config/alpha/alpha.c (alpha_end_function): Do not clear
8068 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8069 this is now handled in generic code.
8071 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8073 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8074 (s390_z10_fix_long_loop_prediction): New function.
8075 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8076 (s390_reorg): Walk over the INSNs and invoke
8077 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8079 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8081 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8082 "*brx_64bit", "*brx_31bit"): New patterns.
8083 * config/s390/s390.c ('E'): New output modifier.
8085 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8086 Richard Earnshaw <richard.earnshaw@arm.com>
8088 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
8089 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
8091 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8093 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
8095 * pa.c (emit_move_sequence): Check if address of operand1 is valid
8096 for mode mode of operand0 when doing secondary reload for SAR.
8098 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8101 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
8102 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
8104 2009-08-19 Jason Merrill <jason@redhat.com>
8106 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
8107 supported template depth in C++0x.
8109 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8111 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
8112 free_after_compilation.
8113 * config/score/score7.c (score7_output_mi_thunk): Likewise.
8114 * config/score/score3.c (score3_output_mi_thunk): Likewise.
8115 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8116 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8117 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8118 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8119 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8121 2009-08-19 Ian Lance Taylor <iant@google.com>
8123 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
8124 of (plus (mult (neg B) C) A).
8126 2009-08-18 Michael Matz <matz@suse.de>
8128 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
8129 instead of comparing TYPE_MAIN_VARIANT for equality.
8130 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
8131 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
8132 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
8133 * gimplify.c (goa_lhs_expr_p): Ditto and use
8134 STRIP_USELESS_TYPE_CONVERSION.
8136 2009-08-18 Michael Matz <matz@suse.de>
8138 * tree-ssa-structalias.c (create_variable_info_for): Also mark
8139 first field in a struct.
8140 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
8142 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8144 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8145 locators before emit_insn is called. Remove assert that
8147 (alpha_end_function): Clear crtl->emit structure and free insn
8148 locators if cfun->is_thunk is true.
8150 2009-08-18 Jason Merrill <jason@redhat.com>
8152 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
8154 * configure.ac: Test for it.
8155 * configure, config.in: Regenerate.
8156 * doc/install.texi: Document --enable-gnu-unique-object.
8158 2009-08-18 Richard Guenther <rguenther@suse.de>
8161 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
8162 pow(x,y*z) only if x is nonnegative.
8164 2009-08-18 Jakub Jelinek <jakub@redhat.com>
8166 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
8170 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
8171 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
8173 2009-08-17 DJ Delorie <dj@redhat.com>
8175 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
8176 * config/m32c/prologue.md (epilogue_freit): New.
8178 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
8179 (bank_switch_p): Likewise.
8180 (fast_interrupt_p): Likewise.
8181 (interrupt_p): Likewise.
8182 (m32c_conditional_register_usage): Round memregs size up.
8183 (need_to_save): We only need to save $a0 when we use ENTER.
8184 (interrupt_p): Check for fast_interrupt too.
8185 (bank_switch_p): New.
8186 (fast_interrupt_p): New.
8187 (m32c_attribute_table): Add bank_switch and fast_interrupt.
8188 (m32c_emit_prolog): Support bank switching and fast interrupts.
8189 * doc/extend.texi (Function Attributes): Add bank_switch and
8192 2009-08-17 Douglas B Rupp <rupp@gnat.com>
8194 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
8195 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
8197 2009-08-16 Douglas B Rupp <rupp@gnat.com>
8199 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
8200 (menu): Add IA-64/VMS Options.
8201 (IA-64/VMS Options): Likewise.
8203 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8206 * config/mips/mips.md (*lwxs): Use :P for pointer values.
8208 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8210 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
8211 (mips_pop_asm_switch): Likewise.
8212 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
8214 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8215 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
8216 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
8217 (mips_print_operand_punctuation): Use them. Check mips_noreorder
8218 instead of set_noreorder.
8219 (mips_output_function_prologue): Use the new functions.
8220 (mips_output_function_epilogue): Likewise.
8221 (mips_need_noat_wrapper_p): New function, split out from...
8222 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
8223 Use mips_push_asm_switch and mips_pop_asm_switch.
8224 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
8225 and mips_pop_asm_switch.
8226 (ASM_OUTPUT_REG_POP): Likewise.
8227 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
8228 Use mips_pop_asm_switch.
8229 (mips_asm_switch): New structure.
8230 (set_noreorder, set_nomacro): Replace with...
8231 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8232 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
8233 instead of set_nomacro.
8234 (fix_truncsfsi2_macro): Likewise.
8235 (cprestore): Likewise.
8236 (hazard): Use mips_noreorder instead of set_noreorder.
8237 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8239 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
8241 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
8242 from prev_active_insn.
8244 2009-08-16 Anatoly Sokolov <aesok@post.ru>
8246 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
8247 * config/avr/avr.c (avr_override_options): Initialize
8248 avr_current_arch variable.
8249 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
8250 __AVR_HAVE_16BIT_SP__ according to the device type.
8251 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8253 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8254 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8256 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8259 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8260 generating inlined subroutine die only. We shouldn't be
8261 called for anything else.
8262 (gen_block_die): Don't generate inline subroutine debug info for
8265 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8267 * graphite-poly.c (print_pbb): Print PBB index.
8269 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8272 * graphite-interchange.c (ppl_max_for_le): Moved...
8273 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8274 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8275 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8276 * graphite-ppl.h (ppl_max_for_le): Declared.
8278 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8280 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8281 supported on all platforms.
8282 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8283 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8284 * c-pragma.c: Likewise.
8285 * target-def.h (TARGET_INITIALIZER): Remove
8286 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8287 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8289 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8291 * config/ia64/fde-vms.c: New file.
8292 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8293 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8294 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8295 (uw_frame_state_for): Only register a personality routine if it is
8296 known to be compatible with our expectations.
8297 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8298 Declare unw_table_entry stack variable and
8299 mod all calls to _Unwind_FindTableEntry to add arg.
8300 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8301 (_Unwind_FindTableEntry): Add arg to prototype.
8303 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8305 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8306 field 'signal_pfs_loc'.
8307 (uw_frame_state_for): Remove duplicate code dealing with leaf
8308 procedures without unwind info.
8309 If in the frame after unwinding through a signal handler, restore
8310 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8311 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8312 'pfs_loc' to the AR.PFS location in the signal context; instead
8313 set 'signal_pfs_loc'.
8314 Manually generate the unwind info for the AR.PFS register.
8315 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8316 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8317 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8318 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8319 instead set 'signal_pfs_loc'.
8320 Remove code preventing the AR.PFS register from being restored
8321 from the signal context.
8323 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8324 Tristan Gingold <gingold@adacore.com>
8326 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8327 * config/ia64/t-vms: New file.
8328 * config/ia64/vms64.h: New file.
8329 * config/ia64/vms.h: New file.
8330 * config/ia64/vms-crtinit.asm: New file.
8331 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8332 * config/ia64/vms-unwind.h: New file.
8334 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8336 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8339 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8342 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8344 * real.h (do_mpc_arg2): ... here.
8345 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8348 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8350 * final.c (add_debug_prefix_map): Don't use GC memory for
8351 old_prefix and new_prefix.
8353 2009-08-14 Richard Guenther <rguenther@suse.de>
8355 * ipa-prop.c (compute_complex_pass_through): If we cannot
8356 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8358 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8360 * c-lex.c (c_lex_with_flags): Increase size of local variable
8361 to avoid memory clobber.
8363 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8366 * config/i386/i386.c (ix86_fp_comparison_strategy):
8367 Only enable/disable sahf at function granularity.
8369 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8371 PR rtl-optimization/41064
8372 * reload1.c (reload_as_needed): Don't call extract_insn
8373 for known invalid replacements after calling
8374 validate_replace_rtx_group and verify_changes.
8376 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8379 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8380 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8381 ix86_expand_fp_vcond.
8382 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8383 Assert that operation is supported by ix86_expand_int_vcond.
8384 (vcondu<SSEMODE124C8:mode>): Ditto.
8386 2009-08-13 DJ Delorie <dj@redhat.com>
8388 * config/i386/djgpp-stdint.h: New.
8389 * config.gcc (djgpp): Use it.
8391 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8393 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8394 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8396 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8398 * tree-ssa-loop-prefetch.c
8399 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8400 for long-stride pruning.
8401 (compute_miss_rate): New function to compute the probability
8402 that two memory references access different cache lines.
8404 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8406 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8408 2009-08-13 Richard Guenther <rguenther@suse.de>
8411 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8412 use the constant pointer type.
8413 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8414 of CV qualifiers on the target pointer type.
8415 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8416 conversion check before restrict check.
8418 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8421 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8423 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8425 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8427 2009-08-12 Richard Guenther <rguenther@suse.de>
8429 PR tree-optimization/41011
8430 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8431 and reference constructing.
8433 2009-08-12 Xinliang David Li <davidxl@google.com>
8435 PR tree-optimization/41012
8436 * tree-flow.h : New external interface.
8437 * gimple-low.c (check_call_arg): Change to public function.
8438 Remove argument mismatch check in lowering.
8439 * tree-inline.h (tree_can_inline_p): Interface change.
8440 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8442 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8443 Call change to tree_can_inline_p function.
8444 (cgraph_decide_inlining_incrementally): Ditto.
8446 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8448 PR tree-optimization/41031
8449 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8450 on the partition variable rather than promote_mode on the source
8451 type. Assert that the partition variable's type has the same
8452 mode as the source value's.
8454 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8456 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8457 for for_return == 2.
8458 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8460 * calls.c (expand_call): Fix typo.
8461 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8463 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8465 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8466 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8467 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8468 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8470 2009-08-12 Andrew Haley <aph@redhat.com>
8472 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8474 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8477 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8479 2009-08-12 Richard Guenther <rguenther@suse.de>
8481 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8482 * gimplify.c (gimplify_modify_expr): Do not use
8483 lang_hooks.types_compatible_p.
8484 * tree-ssa.c (useless_type_conversion_p): For aggregates
8485 just return false if the canonical types differ.
8487 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8490 * sese.c (convert_for_phi_arg): New.
8491 (add_guard_exit_phis): Use convert_for_phi_arg.
8493 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8495 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8496 unknown subscript upper bounds.
8498 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8499 Pranav Garg <pranav.garg2107@gmail.com>
8501 * graphite-interchange.c (gather_access_strides): Removed.
8502 (ppl_max_for_le): New.
8503 (build_linearized_memory_access): New.
8504 (memory_stride_in_loop): New.
8505 (pbb_interchange_profitable_p): Reimplemented.
8506 * graphite-ppl.h (ppl_new_id_map): New.
8507 (ppl_interchange): New.
8509 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8511 * graphite-interchange.c (compute_subscript): Removed.
8512 (compute_array_size_cstr): Removed.
8513 (compute_array_size_poly): Removed.
8514 (compute_array_size): Removed.
8515 (gather_access_strides_poly): Removed.
8516 (gather_access_strides): Empty.
8518 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8520 * graphite-dependences.c (dependence_polyhedron_1): Replace
8521 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8522 (graphite_legal_transform_dr): Same.
8523 (graphite_carried_dependence_level_k): Same.
8524 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8525 Initialize PDR_NB_SUBSCRIPTS.
8526 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8528 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8529 (PDR_NB_SUBSCRIPTS): New.
8530 (pdr_nb_subscripts): Removed.
8531 (pdr_dim): Simplified.
8532 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8533 with PDR_NB_SUBSCRIPTS.
8535 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8537 * graphite-interchange.c (compute_array_size): Remove use of
8539 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8540 Do not initialize PDR_DATA_CONTAINER.
8541 (print_pdr): Do not print PDR_DATA_CONTAINER.
8542 * graphite-poly.h (struct poly_dr): Remove data_container field.
8543 (PDR_DATA_CONTAINER): Removed.
8544 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8546 (build_poly_dr): Same.
8548 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8549 Sebastian Pop <sebastian.pop@amd.com>
8551 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8552 copy of the dependence polyhedron. Free the temporary objects.
8553 (graphite_carried_dependence_level_k): Free unused objects before
8556 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8558 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8559 Early return without analyzing the data dependences if no
8560 transform has been done. Call restore_scattering if the transform
8562 (graphite-interchange.c): Same.
8563 * graphite-poly.c (print_scattering_function): Test for
8565 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8566 (apply_poly_transforms): Do not gcc_assert that
8567 the transform is legal.
8568 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8569 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8570 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8571 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8572 * graphite-poly.h (struct poly_scattering): New.
8573 (struct poly_bb): Add original, transformed, and saved fields.
8574 Remove transformed_scattering, original_scattering,
8575 nb_local_variables and nb_scattering_transform fields.
8576 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8577 (poly_scattering_new): New.
8578 (poly_scattering_free): New.
8579 (poly_scattering_copy): New.
8580 (store_scattering_pbb): New.
8581 (store_scattering): New.
8582 (restore_scattering_pbb): New.
8583 (restore_scattering): New.
8584 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8585 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8587 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8589 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8592 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8594 * Makefile.in (graphite.o): Depends on PREDICT_H.
8595 * graphite.c: Include predict.h.
8596 (graphite_finalize): Call tree_estimate_probability.
8597 * predict.c (predict_loops): Do not call scev_initialize and
8599 (tree_estimate_probability_bb): New.
8600 (tree_estimate_probability): Do not initialize loops: move that
8601 code to the driver. Call tree_estimate_probability_bb.
8602 (tree_estimate_probability_driver): New.
8603 (pass_profile): Use tree_estimate_probability_driver.
8604 * predict.h (tree_estimate_probability): Declared.
8606 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8608 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8609 * graphite-dependences.c (graphite_legal_transform): Add time to
8610 TV_GRAPHITE_DATA_DEPS.
8611 (dependency_between_pbbs_p): Same.
8612 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8614 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8616 PR rtl-optimization/41033
8617 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8618 aliasing is disabled.
8620 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8622 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8623 si_mask_operand, and_load_operand, low_bitmask_operand,
8624 and_reg_operand, and_operand): New predicates.
8625 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8626 * config/mips/mips.c (and_operands_ok): New function.
8627 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8628 * config/mips/mips.md (move_type): Add ext_ins and logical.
8629 (type): Handle them.
8630 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8631 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8632 shift_shift. Remove commutative constraint modifier.
8633 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8635 (*clear_upper32_dext): Remove define_insn_and_split.
8636 (*clear_upper32): Turn this define_insn_and_split ...
8637 (splitter for ANDing register with 0xffff_ffff): .. into this.
8639 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8641 * combine.c (try_widen_shift_mode): Factor out code to check if an
8642 integer constant is a low-order bitmask from here ...
8643 * rtlanal.c (low_bitmask_len): ... to here.
8644 * rtl.h (low_bitmask_len): Declare.
8646 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8649 * config/alpha/alpha.md (addsi3): Remove expander.
8650 (addsi3): Rename from *addsi3_internal insn pattern.
8651 (subsi3): Remove expander.
8652 (subsi3): Rename from *subsi3_internal insn pattern.
8654 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8656 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8659 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8660 Eric Botcazou <botcazou@adacore.com>
8661 Douglas B Rupp <rupp@gnat.com>
8663 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8664 that records that fit in 64 bits are returned by immediate value,
8665 as required by OpenVMS Calling Standard.
8666 (function_value): Adjust for above modification.
8667 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8668 virtual_incoming_args_rtx as base object, not next_arg.
8669 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8671 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8673 * reload.c (find_reloads_subreg_address): Check the original
8674 req_equiv_mem address to detect the case where an address is
8675 not valid in the outer mode.
8677 2009-08-11 Richard Guenther <rguenther@suse.de>
8680 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8682 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8684 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8685 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8687 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8688 Douglas B Rupp <rupp@gnat.com>
8690 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8691 PT_STACK when frame_pointer_needed on OpenVMS.
8692 (alpha_pv_save_size, alpha_using_fp): Remove.
8693 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8694 with proper processing for PT_NULL.
8695 (alpha_vms_initial_elimination_offset): New function. Support for
8696 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8697 (alpha_sa_size): Force procedure type to PT_STACK when
8698 frame_pointer_needed on OpenVMS.
8699 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8700 (alpha_using_fp): Likewise.
8701 (alpha_vms_can_eliminate): Add prototype.
8702 (alpha_vms_initial_elimination_offset): Likewise.
8703 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8704 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8706 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8707 Douglas B Rupp <rupp@gnat.com>
8709 * config/alpha/alpha.c (common_object_handler): New function.
8710 (vms_attribute_table): Declare a single attribute "common_object".
8711 (vms_output_aligned_decl_common): New global function.
8712 (SECTION_VMS_OVERLAY): Delete.
8713 (SECTION_VMS_GLOBAL): Likewise.
8714 (SECTION_VMS_INITIALIZE): Likewise.
8715 (vms_asm_named_section): Remove support for above flags.
8716 (vms_section_type_flags): Delete.
8717 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8718 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8719 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8720 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8722 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8725 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8726 (sub_ddmmss): Likewise.
8728 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8731 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8734 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8737 * reload1.c (reload_as_needed): Use cancel_changes to completely
8738 undo a failed replacement attempt.
8740 2009-08-10 Richard Guenther <rguenther@suse.de>
8743 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8744 (useless_type_conversion_p): ... here. Require pointer targets
8747 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8750 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8751 loose the original type of the statement list.
8753 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8755 * config/alpha/alpha.c: Include libfuncs.h
8756 (avms_asm_output_extern): New function.
8757 (alpha_init_libfuncs): Init some decc libfuncs.
8758 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8759 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8760 (DO_CRTL_NAMES): Define.
8762 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8763 (LONG_TYPE_SIZE): Define.
8764 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8765 (SUBTARGET_SWITCHES): Define malloc64 switch.
8766 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8767 (MASK_RETURN_ADDR): Define.
8768 doc/invoke.texi (mmalloc64): Document switch.
8770 2009-08-09 Olivier Hainque <hainque@adacore.com>
8771 Douglas B Rupp <rupp@gnat.com>
8773 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8774 uses_condition_handler.
8775 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8776 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8777 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8778 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8779 (code_for_builtin): New insn codes for the new alpha_builtins.
8780 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8781 (alpha_sa_size): Account for uses_condition_handler.
8782 (alpha_expand_prologue): Likewise.
8783 (alpha_start_function): Likewise.
8784 (alpha_expand_epilogue): Likewise.
8785 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8786 establish/revert expanders.
8787 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8788 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8789 New expander, resorting to the alpha.c associated function.
8790 (builtin_revert_vms_condition_handler): Likewise.
8791 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8792 __gcc_shell_handler, the static VMS condition handler used as
8793 an indirection wrapper to the current dynamically established
8795 * config/alpha/vms-unwind.h: Complete rewrite.
8796 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8797 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8799 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8800 Douglas B Rupp <rupp@gnat.com>
8802 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8803 (alpha_need_linkage): Handle aliases. Return function symbol.
8804 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8805 Use ultimate alias target for the linkage name.
8806 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8807 by alpha_need_linkage for the function symbol.
8808 (setmemdi): Likewise.
8810 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8812 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8813 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8814 (ASM_WEAKEN_LABEL): Define.
8815 (CRT_CALL_STATIC_FUNCTION): Define.
8816 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8817 (ENDFILE_SPEC): Define.
8818 (INIT_SECTION_ASM_OP): Define.
8819 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8820 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8822 (MULTILIB_OSDIRNAMES): Define.
8823 (shlib_version): Define.
8824 (SHLIB_EXT): Define.
8825 (SHLIB_OBJS): Define.
8826 (SHLIB_NAME): Define.
8827 (SHLIB_MULTILIB): Define.
8828 (SHLIB_INSTALL): Define.
8829 (SHLIB_SYMVEC): Define.
8830 (SHLIB_SYMVECX2): Define.
8831 (SHLIB_LINK): Define.
8833 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8835 * config/alpha/alpha.c (alpha_initialize_trampoline):
8836 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8837 (alpha_start_function): Emit transfer address on nested functions
8838 for VMS trampoline call.
8839 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8840 since no longer used.
8841 * config/alpha/vms-tramp.asm: Remove.
8842 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8843 since now only data initialized at runtime.
8845 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8847 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8848 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8849 (MD_EXEC_PREFIX): Remove, no longer used.
8850 (MD_STARTFILE_PREFIX): Likewise.
8851 (INCLUDE_DEFAULTS): Likewise.
8852 * config/alpha/t-vms:
8853 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8855 2009-08-09 Richard Guenther <rguenther@suse.de>
8857 PR tree-optimization/41016
8858 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8859 (operand_precision): Remove.
8860 (integral_operand_p): Likewise.
8861 (recognize_single_bit_test): Adjust.
8863 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8865 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8866 operation overflows. Likewise non-cast unary arithmetic.
8867 If one arm of a conditional expression is always taken,
8868 inhibit evaluation warnings for the other arm. Likewise inhibit
8869 evaluation warnings for the second && or || operand if the first
8870 operand is enough to determine the result.
8871 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8873 (build_binary_op): Prevent duplicate evaluation warnings.
8875 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8877 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8878 and destination have different modes, Use promote_mode to
8879 determine the signedness of the conversion. Assert that the
8880 promoted source mode matches the destination mode. Don't pass
8881 the destination and destination mode to expand_expr if the source
8882 mode is different. Simplify conversion logic.
8884 2009-08-09 Ira Rosen <irar@il.ibm.com>
8886 PR tree-optimization/41008
8887 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8888 from condition only in case it's a comparison. Adjust checks.
8890 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8892 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8893 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8894 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8895 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8896 (dump_cand): Handle them.
8897 (struct iv_cand): New members COST_STEP and AINC_USE.
8898 (stmt_after_increment): Likewise.
8899 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8900 callers changed. Use gimple_uid comparison instead of scanning.
8901 (add_candidate_1): When looking for identical candidates, take
8902 AINC_USE into account. Set it for new candidates.
8903 (force_expr_to_var_cost): Cast target_spill_cost to int.
8904 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8905 All callers changed. Check for availability of autoinc addressing
8906 modes, both in general for a given mode, and in the specific use case.
8907 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8909 (get_computation_cost): Likewise.
8910 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8911 add_autoinc_candidates): New static functions.
8912 (add_candidate): Call add_autoinc_candidates for candidates based on
8914 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8915 (determine_use_iv_cost_address): If we have an autoinc candidate at
8916 the matching use, verify autoinc is possible and subtract the cost
8917 of the candidate's step from the cost.
8918 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8919 member of the candidate.
8920 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8921 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8923 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8925 * config.build (ia64-hp-*vms*): New target.
8926 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8928 * config.gcc (ia64-hp-*vms*): New target.
8929 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8931 * config.host (ia64-hp-*vms*): New target.
8932 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8935 2009-08-08 Richard Guenther <rguenther@suse.de>
8937 PR tree-optimization/40991
8938 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8940 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8942 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8943 mode check. Do truncations in an integer mode.
8944 (force_to_mode): Handle subregs for all mode types. Only do
8945 arithmetic simplifications on integer modes.
8947 2009-08-07 Richard Guenther <rguenther@suse.de>
8949 PR tree-optimization/40999
8950 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8951 (maybe_fold_reference): Lookup constant initializers.
8952 (fold_gimple_assign): Likewise.
8954 2009-08-07 Richard Guenther <rguenther@suse.de>
8956 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8957 that require structural equality defer to the langhook.
8959 2009-08-07 Martin Jambor <mjambor@suse.cz>
8961 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8963 (struct ipa_pass_through_data): New type.
8964 (struct ipa_ancestor_jf_data): New type.
8965 (union jump_func_value): Removed field formal_id, added fields
8966 pass_through and ancestor.
8967 (struct ipa_param_call_note): Changed type of formal_id to int from
8969 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8970 operations jump functions and ancestor jump functions.
8971 (compute_complex_pass_through): New function.
8972 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8973 reflect changes in the jump function strucutre.
8974 (update_jump_functions_after_inlining): Ignore complex pass-through
8975 and ancestor jump functions.
8976 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8977 polynomial pass-through with operation jump functions.
8979 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8981 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8982 fde->dw_fde_begin as begin label instead of hot/cold label.
8983 Use LLSDAC label instead of LLSDA for second section lsda.
8984 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8985 label instead of LLSDA if it is true.
8986 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8988 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8989 SECTION argument. Use it as index into crtl->eh.call_site_record
8991 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8992 use it to determine how to print table entries instead of using
8993 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8994 label instead of normal begin label as base.
8995 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8996 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8997 ensure no EH range spans between sections and that landing pads
8998 are always in the corresponding section.
8999 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
9000 for crtl->eh.call_site_record being an array rather than scalar.
9001 (output_one_function_exception_table): New function, copied
9002 from output_function_exception_table. Adjust
9003 dw2_size_of_call_site_table, dw2_output_call_site_table
9004 callers. For SECOND section use *C suffixed labels.
9005 (output_function_exception_table): Call
9006 output_one_function_exception_table and, when doing hot/cold
9007 partitioning, also another time for the second section.
9008 * opts.c: Include except.h.
9009 (decode_options): Allow -freorder-blocks-and-partition with
9010 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
9011 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
9012 * function.h (struct rtl_eh): Change call_site_record from
9013 scalar into array of 2 elements.
9015 2009-08-07 Martin Jambor <mjambor@suse.cz>
9017 * ipa-prop.c (count_formal_params_1): New function.
9018 (ipa_get_vector_of_formal_parms): New function.
9019 (get_vector_of_formal_parm_types): New function.
9020 (ipa_modify_formal_parameters): New function.
9021 (ipa_modify_call_arguments): New function.
9022 (index_in_adjustments_multiple_times_p): New function.
9023 (ipa_combine_adjustments): New function.
9024 (ipa_dump_param_adjustments): New function.
9025 * ipa-prop.h (struct ipa_parm_adjustment): New type.
9026 (ipa_get_vector_of_formal_parms): Declare.
9027 (ipa_modify_formal_parameters): Declare.
9028 (ipa_modify_call_arguments): Declare.
9029 (ipa_combine_adjustments): Declare.
9030 (ipa_dump_param_adjustments): Declare.
9031 (build_ref_for_offset): Declare.
9032 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
9033 * tree-sra.c: Include ipa-prop.c.
9034 (build_ref_for_offset): Make public.
9036 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
9038 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
9040 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
9042 * gcc/doc/extend.texi (__builtin_extract_return_address)
9043 (__builtin_frob_return_address): Document.
9045 2009-08-06 Paul Brook <paul@codesourcery.com>
9047 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9048 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9049 implementation on ARMv6-M.
9051 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9053 * doc/extend.texi (pcs): Document new attribute for ARM.
9055 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9057 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9060 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9062 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9065 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9067 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9069 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9071 Merge ARM/hard_vfp_branch to trunk.
9073 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9075 * arm.c (libcall_eq): New function.
9076 (libcall_hash): New function.
9077 (add_libcall): New function.
9078 (arm_libcall_uses_aapcs_base): New function.
9079 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9080 libcalls using the base PCS.
9081 (arm_init_cumulative_args): Likewise.
9083 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9085 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
9086 Use base ABI for conversion libfuncs between HFmode and SFmode.
9088 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9090 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
9091 V4SImode as representatives of all 64-bit and 128-bit vector
9092 types. Allow vector types without vector modes.
9093 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
9094 without vector modes like BLKmode.
9095 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
9096 BLKmode. Avoid unsupported vector modes or TImode moves for
9098 (aapcs_vfp_allocate_return_reg): Likewise.
9099 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
9100 V8QImode if TARGET_NEON || TARGET_IWMMXT.
9102 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9104 * config/arm/arm.c (arm_handle_pcs_attribute): New.
9105 (arm_get_pcs_model): Pass attribute arguments to
9106 arm_pcs_from_attribute.
9107 (arm_init_cumulative_args): Use base AAPCS for conversions from
9108 floating-point types to DImode.
9109 (arm_attribute_table): Add pcs attribute.
9110 (arm_handle_pcs_attribute): New.
9111 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
9112 conversions from floating-point types to DImode, also declare them
9113 to use base AAPCS and declare functions they call to use base
9114 AAPCS and their RTABI names.
9116 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9118 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
9119 -mfloat-abi=hard not being supported for VFP.
9121 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
9123 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
9124 SYMBOL_REF to hard_libcall_value.
9126 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9127 Richard Earnshaw <rearnsha@arm.com>
9129 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
9130 has been put on the stack, all remaining co-processory arguments for
9131 that co-processor also go on the stack.
9133 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9135 * config/arm/arm.c (arm_return_in_memory): Handle returning
9136 vectors of suitable size in registers also for AAPCS case.
9138 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9140 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
9142 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
9144 ARM Hard-VFP calling convention
9145 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
9146 * target.h (gcc_target): Add libcall_value to table of call hooks.
9147 * targhooks.h (default_libcall_value): Default implementation.
9148 * targhooks.c (default_libcall_value): Likewise.
9149 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
9150 * optabs.c (expand_unop): Use it.
9151 * expr.h (hard_libcall_value): Pass the function RTX through.
9152 * calls.c (emit_library_call_value_1): Update call to
9154 * explow.c (hard_libcall_value): Use new target hook.
9155 * testsuite/lib/target-supports.exp
9156 (check_effective_target_arm_hard_vfp_ok): New hook.
9157 (check_effective_target_arm_neon_ok): Improve test for neon
9159 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
9160 * config/arm/arm.c: Include cgraph.h
9161 (TARGET_FUNCTION_VALUE): Override default hook.
9162 (arm_pcs_default): New variable.
9163 (arm_override_options): Don't fault hard calling convention with VFP.
9164 Add support for AAPCS variants.
9165 (arm_function_value): Make static. Handle AAPCS variants.
9166 (arm_libcall_value): New function.
9167 (arm_apply_result_size): Handle VFP registers in results.
9168 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
9170 (pcs_attribute_args): New variable.
9171 (arm_pcs_from_attribute): New function.
9172 (arm_get_pcs_model): New function.
9173 (aapcs_vfp_cum_init): New function.
9174 (aapcs_vfp_sub_candidate): New function.
9175 (aapcs_vfp_is_return_candidate): New function.
9176 (aapcs_vfp_is_call_candidate): New function.
9177 (aapcs_vfp_allocate): New function.
9178 (aapcs_vfp_allocate_return_reg): New function.
9179 (aapcs_vfp_advance): New function.
9180 (aapcs_cp_arg_layout): New variable.
9181 (aapcs_select_call_coproc): New function.
9182 (aapcs_select_return_coproc): New function.
9183 (aapcs_allocate_return_reg): New function.
9184 (aapcs_libcall_value): New function.
9185 (aapcs_layout_arg): New function.
9186 (arm_init_cumulative_args): Initialize AAPCS args data.
9187 (arm_function_arg): Handle AAPCS variants using new interface.
9188 (arm_arg_parital_bytes): Likewise.
9189 (arm_function_arg_advance): New function.
9190 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
9191 calling conventions.
9192 (arm_setup_incoming_varargs): Handle new AAPCS args data.
9193 * arm.h (NUM_VFP_ARG_REGS): Define.
9194 (LIBCALL_VALUE): Update.
9195 (FUNCTION_VALUE): Delete.
9196 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
9197 (arm_pcs): New enum.
9198 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
9199 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
9200 (FUNCTION_ARG_REGNO_P): Add VFP regs.
9201 * arm-protos.h (arm_function_arg_advance): Add.
9202 (aapcs_libcall_value): Add.
9203 (arm_function_value): Delete.
9205 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
9206 H.J. Lu <hongjiu.lu@intel.com>
9209 * config/i386/i386.c (standard_sse_mode_p): Remove.
9210 (standard_sse_constant_p): Return 2 for integer mode
9211 vector_all_ones_operand when SSE2 is enabled.
9212 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
9213 (ix86_expand_vector_move): Do not check for negative values from
9214 standard_sse_constant_p.
9216 2009-08-06 Richard Guenther <rguenther@suse.de>
9218 * tree-ssa.c (useless_type_conversion_p_1): Make function and
9219 array type comparisons frontend independent.
9220 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
9221 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
9222 out array reference lower bound and element size operands.
9223 (ao_ref_init_from_vn_reference): Properly compute the offset
9224 for ARRAY_RANGE_REF.
9225 (vn_reference_fold_indirect): Fill out array reference lower
9226 bound and element size operands.
9227 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
9228 a non gimple valued reference operand which can happen for
9229 array reference lower bound or element size.
9230 (create_component_ref_by_pieces_1): Properly generate the
9231 element size operand for array references.
9233 2009-08-06 Richard Guenther <rguenther@suse.de>
9235 PR tree-optimization/40964
9236 * tree.c (iterative_hash_host_wide_int): Export.
9237 * tree.h (iterative_hash_host_wide_int): Declare.
9238 * tree-ssa-structalias.c (heapvar_map): New struct.
9239 (heapvar_map_eq): New function.
9240 (heapvar_map_hash): Likewise.
9241 (heapvar_lookup): Adjust.
9242 (heapvar_insert): Likewise.
9243 (make_constraint_from_heapvar): Allow multiple heap variables
9244 per decl at different offsets.
9245 (init_alias_heapvars): Adjust.
9247 2009-08-04 David Daney <ddaney@caviumnetworks.com>
9249 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
9250 * mips_output_sync_loop (mips_output_sync_loop): Only emit
9251 trailing sync if TARGET_SYNC_AFTER_SC.
9253 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9255 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9256 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9257 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9258 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9259 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9260 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9261 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9262 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9263 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9264 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9265 the prototype declaration match the definition.
9266 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9267 instructions explicitly. Add barrier_before and operands
9269 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9270 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9271 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9272 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9273 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9274 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9276 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9278 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9280 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9281 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9284 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9287 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9289 PR rtl-optimization/40924
9290 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9291 make sure canon_rtx (mem_address) isn't simpler than
9292 canon_rtx (expanded_mem_address).
9294 2009-08-05 Li Feng <nemokingdom@gmail.com>
9296 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9298 (build_scop_drs): Build alias set for each SCoP.
9300 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9302 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9303 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9304 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9305 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9306 (BASE_DRIVER_SELF_SPECS): Likewise.
9308 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9310 * tree-ssa-alias.c: Fix some comment typos.
9312 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9314 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9315 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9317 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9320 * simplify-rtx.c (simplify_binary_operation_1): Disable
9321 simplifications for decimal float operations.
9323 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9326 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9327 operand of INDIRECT_REF.
9329 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9331 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9332 constants referencing TLS symbols.
9334 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9336 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9337 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9339 2009-08-03 Richard Guenther <rguenther@suse.de>
9341 * tree.c (make_vector_type): Build a main variant first,
9342 get the canonical one and then build the variant.
9343 * tree-ssa.c (useless_type_conversion_p_1): Handle
9345 (useless_type_conversion_p): Conversions to pointers to
9346 incomplete record types are useless.
9348 2009-08-03 Richard Guenther <rguenther@suse.de>
9350 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9351 file will be created.
9352 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9353 * toplev.c (compile_file): Adjust comment.
9355 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9357 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9358 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9359 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9360 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9361 (sh_promote_function_mode): Fix typo.
9363 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9365 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9367 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9369 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9370 declaration arguments.
9372 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9374 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9375 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9376 (ix86_split_ashl): Ditto.
9377 (ix86_expand_vector_init_one_nonzero): Ditto.
9378 (ix86_expand_vector_set): Ditto.
9379 (ix86_expand_reduc_v4sf): Ditto.
9381 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9383 * explow.c (promote_function_mode): Remove assert.
9384 * config/sh/sh.c (sh_promote_function_mode): Declare.
9386 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9388 * config/pa/pa.c (pa_promote_function_mode): Declare.
9389 Change to static. Fix promote_mode call.
9391 * gthr-dce.h (CONST_CAST2): Define if not defined.
9392 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9394 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9396 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9398 * expr.c (store_constructor): Use promote_decl_mode. Remove
9399 now write-only variable unsignedp.
9400 (expand_expr_real_1): Use promote_decl_mode.
9401 * expr.h (promote_function_mode, promote_decl_mode): New.
9402 (promote_mode): Remove last argument.
9403 * function.c (assign_temp): Drop last argument of promote_mode.
9404 (assign_parm_find_data_types): Use promote_function_mode.
9405 (assign_parm_setup_reg): Likewise.
9406 (expand_function_end): Use promote_function_mode.
9407 * calls.c (initialize_argument_information): Use promote_function_mode.
9408 (precompute_arguments): Use promote_mode instead of checking if
9409 only PROMOTE_FUNCTION_MODE is defined.
9410 (expand_call): When making sibcall decisions, use promote_function_mode.
9411 Below, remove an if for targetm.calls.promote_function_return and
9412 and use promote_function_mode.
9413 (emit_library_call_value_1): Use promote_function_mode, fix bug
9414 where promote_mode was passed FOR_CALL == 0 for a return value in an
9416 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9417 * explow.c (promote_function_mode, promote_decl_mode): New.
9418 (promote_mode): Keep only the FOR_CALL == 0 case.
9419 * combine.c (setup_incoming_promotion): Remove test of
9420 promote_function_args. Use promote_function_mode.
9421 * stmt.c (expand_value_return): Use promote_decl_mode.
9422 (expand_decl): Use promote_decl_mode.
9424 * expr.c (store_constructor): Use promote_decl_mode. Remove
9425 now write-only variable unsignedp.
9426 (expand_expr_real_1): Use promote_decl_mode.
9427 * expr.h (promote_function_mode, promote_decl_mode): New.
9428 (promote_mode): Remove last argument.
9429 * function.c (assign_temp): Drop last argument of promote_mode.
9430 (assign_parm_find_data_types): Use promote_function_mode.
9431 (assign_parm_setup_reg): Likewise.
9432 (expand_function_end): Use promote_function_mode.
9433 * calls.c (initialize_argument_information): Use promote_function_mode.
9434 (precompute_arguments): Use promote_mode instead of checking if
9435 only PROMOTE_FUNCTION_MODE is defined.
9436 (expand_call): When making sibcall decisions, use promote_function_mode.
9437 Below, remove an if for targetm.calls.promote_function_return and
9438 and use promote_function_mode.
9439 (emit_library_call_value_1): Use promote_function_mode, fix bug
9440 where promote_mode was passed FOR_CALL == 0 for a return value in an
9442 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9443 * explow.c (promote_function_mode, promote_decl_mode): New.
9444 (promote_mode): Keep only the FOR_CALL == 0 case.
9445 * combine.c (setup_incoming_promotion): Remove test of
9446 promote_function_args. Use promote_function_mode.
9447 * stmt.c (expand_value_return): Use promote_decl_mode.
9448 (expand_decl): Use promote_decl_mode.
9450 * explow.c (promote_function_mode): Just call the target hook.
9451 * targhooks.c (default_promote_function_mode,
9452 default_promote_function_mode_always_promote): New.
9453 * targhooks.h (default_promote_function_mode,
9454 default_promote_function_mode_always_promote): Declare.
9455 * target.h (promote_function_args, promote_function_return): Remove.
9456 (promote_function_mode): New.
9457 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9458 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9459 (TARGET_PROMOTE_FUNCTION_MODE): New.
9460 (TARGET_CALLS): Adjust.
9461 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9462 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9464 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9465 * config/s390/s390.c (s390_promote_function_mode): ... here,
9466 with pointer handling.
9467 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9468 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9470 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9471 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9472 with pointer handling.
9473 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9474 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9476 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9477 * config/sh/sh.c (sh_promote_function_mode): New.
9478 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9479 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9481 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9482 * config/cris/cris.c (cris_promote_function_mode): ... here.
9483 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9484 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9486 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9487 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9488 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9489 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9491 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9492 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9493 complex type handling.
9494 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9495 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9497 * config/pa/pa.c (pa_promote_function_mode): New.
9498 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9499 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9501 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9502 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9503 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9504 * config/xtensa/xtensa.c: Likewise.
9505 * config/stormy16/stormy16.c: Likewise.
9506 * config/iq2000/iq2000.c: Likewise.
9507 * config/rs6000/rs6000.c: Likewise.
9508 * config/picochip/picochip.c: Likewise.
9509 * config/arc/arc.c: Likewise.
9510 * config/mcore/mcore.c: Likewise.
9511 * config/score/score.c: Likewise.
9512 * config/mips/mips.c: Likewise.
9513 * config/bfin/bfin.c: Likewise.
9514 * config/ia64/ia64.c: Likewise (disabled though).
9516 * config/frv/frv.h: Remove pointless remark.
9518 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9519 TARGET_PROMOTE_FUNCTION_ARGS,
9520 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9521 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9523 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9525 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9526 -floop-parallelize-all.
9527 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9528 flag_loop_parallelize_all.
9529 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9530 * graphite.c (graphite_transform_loops): Same.
9532 * graphite-poly.c (apply_poly_transforms): Same.
9534 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9536 PR tree-optimization/40914
9537 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9538 if set, then check the delta field of the PMF record.
9539 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9540 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9541 call is stored in the delta.
9543 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9545 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9547 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9549 * config/i386/bsd.h (ASM_BYTE): New define.
9550 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9551 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9552 .byte. Use fputs or putc instead of fprintf where appropriate.
9553 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9554 fputs or putc instead of fprintf where appropriate.
9555 * config/i386/i386elf.h: Ditto.
9556 * config/i386/sysv4.h: Ditto.
9558 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9559 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9560 (*tls_global_dynamic_64): Ditto.
9562 2009-07-31 Christian Bruel <christian.bruel@st.com>
9564 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9566 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9568 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9569 Remove dead code for MINUS.
9571 2009-07-31 Anthony Green <green@moxielogic.com>
9573 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9575 (moxie_expand_epilogue): Ditto for epilogue.
9576 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9578 (moxie_function_arg): Ditto.
9579 (moxie_pass_by_reference): Ditto.
9580 (moxie_arg_partial_bytes): Ditto.
9581 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9582 (FUNCTION_ARG_ADVANCE) Ditto.
9583 (REG_PARM_STACK_SPACE) Ditto.
9584 (FUNCTION_ARG_REGNO_P) Dito.
9586 * config.gcc: Add moxie linux config support.
9587 * gcc/config/moxie/uclinux.h: New file.
9589 2009-07-31 DJ Delorie <dj@redhat.com>
9591 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9592 (UNSPECV_SP_SWITCH_E): New.
9593 (sp_switch_1): Change to an unspec.
9594 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9596 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9597 reference the new stack's address
9599 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9601 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9602 graphite-clast-to-gimple.o, graphite-dependences.o,
9603 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9604 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9605 (graphite-blocking.o,
9606 graphite-clast-to-gimple.o, graphite-dependences.o,
9607 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9608 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9609 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9610 * cfgloop.h (struct loop): Add can_be_parallel field.
9611 * common.opt (fgraphite-identity): Moved up.
9612 (fgraphite-force-parallel): New flag.
9613 * graphite.c: Rewrite.
9614 * graphite.h: Rewrite.
9615 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9617 * toplev.c (graphite_out_file): New file descriptor.
9618 (graphite_in_file): New.
9619 (process_options): flag_graphite_force_parallel cannot be used without
9621 * tree-ssa-loop.c: Include toplev.h.
9622 (gate_graphite_transforms): Enable flag_graphite for
9623 flag_graphite_force_parallel.
9625 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9627 * ChangeLog.graphite: New.
9628 * graphite-blocking.c: New.
9629 * graphite-clast-to-gimple.c: New.
9630 * graphite-clast-to-gimple.h: New.
9631 * graphite-dependences.c: New.
9632 * graphite-dependences.h: New.
9633 * graphite-interchange.c: New.
9634 * graphite-poly.c: New.
9635 * graphite-poly.h: New.
9636 * graphite-ppl.c: New.
9637 * graphite-ppl.h: New.
9638 * graphite-scop-detection.c: New.
9639 * graphite-scop-detection.h: New.
9640 * graphite-sese-to-poly.c: New.
9641 * graphite-sese-to-poly.h: New.
9645 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9647 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9648 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9650 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9652 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9653 (scev_is_linear_expression): Return false if the evolution is not
9654 affine multivariate.
9656 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9658 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9659 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9661 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9663 * tree-data-ref.c (debug_data_references): New.
9664 (debug_data_reference): New.
9665 * tree-data-ref.h (debug_data_references): Declared.
9666 (debug_data_reference): Declared.
9668 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9670 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9671 * tree-data-ref.h (scop_p): Removed.
9672 (struct data_reference): Remove field scop.
9674 (stmt_simple_memref_p): Removed.
9676 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9678 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9679 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9682 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9684 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9686 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9688 * doc/invoke.texi (-fgraphite-identity): Documented.
9690 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9692 * tree-scalar-evolution.c: Fix comment.
9693 (instantiate_scev_1): Return unknow from scev instantiation if the
9694 result is not above instantiate_below.
9696 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9698 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9699 static anymore. Instantiate the symbols that may have been introduced
9701 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9704 2009-07-30 DJ Delorie <dj@redhat.com>
9706 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9707 .vliw directive to VLIW sections.
9709 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9711 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9713 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9714 (AUTOHEADER): New variable.
9715 ($(srcdir)/cstamp-h.in): Use it.
9717 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9718 Pat Haugen <pthaugen@us.ibm.com>
9719 Revital Eres <ERES@il.ibm.com>
9721 * config/rs6000/vector.md (VEC_F): Add VSX support.
9725 (vector_load_<mode>): Ditto.
9726 (vector_store_<mode>): Ditto.
9727 (vector GPR move split): Ditto.
9728 (vec_reload_and_plus_<mptrsize>): Ditto.
9729 (vec_reload_and_reg_<mptrsize>): Ditto.
9730 (add<mode>3): Ditto.
9731 (sub<mode>3): Ditto.
9732 (mul<mode>3): Ditto.
9733 (neg<mode>2): Ditto.
9734 (abs<mode>2): Ditto.
9735 (smin<mode>3): Ditto.
9736 (smax<mode>3): Ditto.
9737 (vector_eq<mode>): Ditto.
9738 (vector_gt<mode>): Ditto.
9739 (vector_ge<mode>): Ditto.
9740 (vector_gtu<mode>): Ditto.
9741 (vector_select_<mode>_uns): Ditto.
9742 (vector_eq_<mode>_p): Ditto.
9743 (vector_gt_<mode>_p): Ditto.
9744 (vector_ge_<mode>_p): Ditto.
9745 (vector_gtu_<mode>_p): Ditto.
9746 (cr6_test_for_zero): Ditto.
9747 (cr6_test_for_zero_reverse): Ditto.
9748 (cr6_test_for_lt): Ditto.
9749 (cr6_test_for_lt_reverse): Ditto.
9750 (xor<mode>3): Ditto.
9751 (ior<mode>3): Ditto.
9752 (and<mode>3): Ditto.
9753 (one_cmpl<mode>2): Ditto.
9754 (nor<mode>2): Ditto.
9755 (andc<mode>2): Ditto.
9756 (float<VEC_int<mode>2): Ditto.
9757 (unsigned_float<VEC_int><mode>2): Ditto.
9758 (fix_trunc<mode><VEC_int>2): Ditto.
9759 (fixuns_trunc<mode><VEC_int>2): Ditto.
9761 (vec_set<mode>): Ditto.
9762 (vec_extract<mode>): Ditto.
9763 (vec_interleave_highv4sf): Ditto.
9764 (vec_interleave_lowv4sf): Ditto.
9765 (vec_realign_load_<mode>): Ditto.
9766 (vec_shl_<mode>): Ditto.
9767 (vec_shr_<mode>): Ditto.
9768 (div<mode>3): New patterns for VSX.
9769 (vec_interleave_highv2df): Ditto.
9770 (vec_interleave_lowv2df): Ditto.
9771 (vec_pack_trunc_v2df): Ditto.
9772 (vec_pack_sfix_trunc_v2df): Ditto.
9773 (vec_pack_ufix_trunc_v2df): Ditto.
9774 (vec_unpacks_hi_v4sf): Ditto.
9775 (vec_unpacks_lo_v4sf): Ditto.
9776 (vec_unpacks_float_hi_v4si): Ditto.
9777 (vec_unpacks_float_lo_v4si): Ditto.
9778 (vec_unpacku_float_hi_v4si): Ditto.
9779 (vec_unpacku_float_lo_v4si): Ditto.
9780 (movmisalign<mode>): Ditto.
9781 (vector_ceil<mode>2): New patterns for vectorizing math library.
9782 (vector_floor<mode>2): Ditto.
9783 (vector_btrunc<mode>2): Ditto.
9784 (vector_copysign<mode>3): Ditto.
9786 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9787 predicate for setting the high bit in each word, used for copysign.
9789 * config/rs6000/ppc-asm.h (f19): Whitespace.
9790 (f32-f63): Define if VSX.
9791 (v0-v31): Define if Altivec.
9792 (vs0-vs63): Define if VSX.
9794 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9796 * config/rs6000/power7.md: New file, provide tuning parameters for
9799 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9800 (rs6000_cpu_cpp_builtins): Ditto.
9801 (altivec_overloaded_builtins): Ditto.
9802 (altivec_resolve_overloaded_builtin): Ditto.
9804 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9805 debug switch to disable vectorizing simple math builtin
9808 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9809 Vectorize simple math builtin functions.
9810 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9811 hook to vectorize math builtins.
9812 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9813 (rs6000_builtin_conversion): Add VSX/power7 support.
9814 (rs6000_builtin_vec_perm): Ditto.
9815 (vsplits_constant): Add support for loading up a vector constant
9816 with just the high bit set in each part.
9817 (rs6000_expand_vector_init): Add VSX/power7 support.
9818 (rs6000_expand_vector_set): Ditto.
9819 (rs6000_expand_vector_extract): Ditto.
9820 (rs6000_emit_move): Ditto.
9821 (bdesc_3arg): Ditto.
9822 (bdesc_2arg): Ditto.
9823 (bdesc_1arg): Ditto.
9824 (rs6000_expand_ternop_builtin): Ditto.
9825 (altivec_expand_builtin): Ditto.
9826 (rs6000_expand_unop_builtin): Ditto.
9827 (rs6000_init_builtins): Ditto.
9828 (altivec_init_builtins): Ditto.
9829 (builtin_function_type): Ditto.
9830 (rs6000_common_init_builtins): Ditto.
9831 (rs6000_handle_altivec_attribute); Ditto.
9832 (rs6000_mangle_type): Ditto.
9833 (rs6000_vector_mode_supported_p): Ditto.
9834 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9837 * config/rs6000/vsx.md: New file for VSX support.
9839 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9840 identifing values with just the most significant bit set.
9841 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9842 vectorized builtins.
9844 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9845 (UNSPEC_VRFIM): Delete.
9846 (splitter for loading up vector with most significant bit): New
9847 splitter for vectorizing copysign.
9848 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9849 vectorizing simple math functions.
9850 (altivec_vrfip): Add support for vectorizing simple math functions.
9851 (altivec_vrfim): Ditto.
9852 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9854 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9855 (power7.md, vsx.md): Include for power7 support.
9856 (copysigndf3): Use VSX instructions if -mvsx.
9857 (negdf2_fpr): Ditto.
9858 (absdf2_fpr): Ditto.
9859 (nabsdf2_fpr): Ditto.
9860 (adddf3_fpr): Ditto.
9861 (subdf3_fpr): Ditto.
9862 (muldf3_fpr): Ditto.
9863 (divdf3_fpr): Ditto.
9864 (fix_truncdfdi2_fpr): Ditto.
9865 (cmpdf_internal1): Ditto.
9866 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9867 (btruncdf2, btruncdf2_fpr): Ditto.
9868 (ceildf2, ceildf2_fpr): Ditto.
9869 (floordf2, floordf2_fpr): Ditto.
9870 (floatdidf2, floatdidf2_fpr): Ditto.
9871 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9872 (fmsubdf4_fpr): Ditto.
9873 (fnmadddf4_fpr_1): Ditto.
9874 (fnmadddf4_fpr_2): Ditto.
9875 (fnmsubdf4_fpr_1): Ditto.
9876 (fnmsubdf4_fpr_2): Ditto.
9877 (fixuns_truncdfdi2): Add expander for VSX support.
9878 (fix_truncdfdi2): Ditto.
9879 (fix_truncdfsi2): Ditto.
9881 (btruncsf2): Whitespace.
9882 (movdf_hardfloat32): Add support for VSX registers.
9883 (movdf_softfloat32): Ditto.
9884 (movdf_hardfloat64): Ditto.
9885 (movdf_hardfloat64_mfpgpr): Ditto.
9886 (movdf_softfloat64): Ditto.
9887 (movti splitters): Add check for vector registers supporting
9888 TImode in the future.
9889 (bpermd): Add power7 bpermd instruction.
9891 * config/rs6000/altivec.h (vec_div): Define if VSX.
9895 (vec_nearbyint): Ditto.
9898 (all predicates): Use the generic builtin function, and not the V4SF
9899 specific function so that the predicates will work with VSX's V2DF.
9903 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9904 Document new VSX functions and types.
9906 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9909 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9910 "wa", and "j" constraints. Modify "v" to talk about Altivec
9911 instead of just vector.
9913 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9916 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9917 location for phi arguments.
9918 (rewrite_update_phi_arguments): Find locations for reaching defs.
9919 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9920 Add location to add_phi_arg calls.
9921 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9922 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9923 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9924 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9925 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9926 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9927 * tree-phinodes.c (make_phi_node): Initialize location.
9928 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9929 (add_phi_arg): Add location parameter.
9930 (remove_phi_arg_num): Move location when moving phi argument.
9931 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9933 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9934 slpeel_update_phi_nodes_for_guard1,
9935 slpeel_update_phi_nodes_for_guard2,
9936 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9937 vect_loop_versioning): Set locations.
9938 * tree-parloops.c (create_phi_for_local_result,
9939 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9940 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9941 * tree-vect-loop.c (get_initial_def_for_induction,
9942 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9944 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9945 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9946 (gimple_phi_arg_set_location): New. Set locus.
9947 (gimple_phi_arg_has_location): New. Check for locus.
9948 (redirect_edge_var_map_location): New. Return locus from var_map.
9949 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9950 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9951 combining PHI arguments.
9952 (cond_store_replacement): Set location.
9953 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9954 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9955 scop_add_exit_phis_edge): Add locations.
9956 * tree-cfgcleanup.c (remove_forwarder_block,
9957 remove_forwarder_block_with_phi): Add locations.
9958 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9959 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9961 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9962 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9963 flush_pending_stmts): Add source location.
9964 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9965 stack to preserve locations.
9966 * tree-vect-stmts.c (vectorizable_load): Add location.
9967 * tree-inline.c (copy_phis_for_bb): Copy locus.
9968 (setup_one_parameter): Add call locus to inlined parameter stmts.
9969 (initialize_inlined_parameters): Pass in call location as parameter
9971 (tree_function_versioning): Pass location to setup_one_parameter.
9972 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9973 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9974 copy and edge lists.
9975 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9976 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9977 locus parameter and override the stmt default if provided.
9978 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9979 elim_graph_add_edge, elim_graph_remove_succ_edge,
9980 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9981 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9982 eliminate_phi): Add locus info in elimination graph for each edge and
9984 (insert_backedge_copies): Copy locus if present.
9985 * tree-flow.h (struct _edge_var_map): Add locus field.
9986 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9987 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9988 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9990 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9992 2009-07-30 Martin Jambor <mjambor@suse.cz>
9994 PR tree-optimization/40570
9995 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9998 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
10000 * ssa-loop-manip.c: Include langhooks.h.
10001 (rewrite_phi_with_iv): New.
10002 (rewrite_all_phi_nodes_with_iv): New.
10003 (canonicalize_loop_ivs): Move here from tree-parloops.c.
10004 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
10005 * tree-parloops.c (loop_parallel_p): Move out all conditions
10006 except dependency check.
10007 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
10008 (gen_parallel_loop): Call canonicalize_loop_ivs without
10009 reduction_list argument.
10010 (build_new_reduction): New.
10011 (gather_scalar_reductions): New.
10012 (try_get_loop_niter): New.
10013 (try_create_reduction_list): New.
10014 (parallleize_loops): Change the parallel conditions check.
10015 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
10016 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
10018 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
10020 * opt-functions.awk (opt_args): Allow argument to be enclosed in
10022 * doc/options.texi (Option properties): Mention new quoting syntax.
10024 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10026 * config/alpha/alpha.c (alpha_start_function):
10027 Handle VMS_DEBUG_MAIN_POINTER
10028 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
10029 * doc/invoke.texi: Document -mdebug-main switch.
10031 2009-07-29 Richard Henderson <rth@redhat.com>
10033 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
10034 (cgraph_create_edge_including_clones): Likewise.
10035 * tree-inline.c (copy_bb): Operate on the correct edges
10036 when updating the callgraph.
10038 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10040 * config/alpha/vms-cc.c: Deleted.
10041 * config/alpha/vms-ld.c: Deleted.
10042 * config/alpha/t-vms64: Moved to config/vms
10043 * config/alpha/vms-crt0-64.c: Moved to config/vms
10044 * config/alpha/vms-crt0.c: Moved to config/vms
10045 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10046 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10047 * config/alpha/xm-vms.h: Moved to config/vms
10048 * config/alpha/x-vms: Moved to config/vms
10049 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10051 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10052 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10054 * config/vms/t-vms64: Moved here from config/alpha
10055 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10056 (argc,argv,envp): Enforce 32bit malloc'ing.
10057 * config/vms/vms-psxcrt0-64.c: Likewise.
10058 * config/vms/vms-crt0.c: Moved here from config/alpha.
10059 * config/vms/vms-psxcrt0.c: Likewise.
10060 * config/vms/vms-crtl-64.h: New file.
10061 * config/vms/vms-crtl.h: New file.
10062 * config/vms/vms.opt: New file.
10063 * config/vms/xm-vms64.h: New file.
10064 * config/vms/xm-vms.h: Moved here from config/alpha.
10065 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10067 * config/vms/x-vms: Moved here from config/alpha.
10068 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10069 (vms-ld.o, vms-cc.o): Removed.
10070 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10072 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10074 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10075 correct stack (obvious VMS fix).
10077 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10079 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10080 date, version info if VMS_DEBUGGING_INFO defined.
10081 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10082 size, date calculating code moved here.
10084 2009-07-29 Paul Brook <paul@codesourcery.com>
10086 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10089 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
10092 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
10093 to DImode when generating insq_le insn.
10095 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10097 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10098 New macro set for VMS_DEBUGGGING_INFO.
10099 (AT_string_form): Use it.
10101 2009-07-28 DJ Delorie <dj@redhat.com>
10103 * config/mep/mep.c (vtext_section): New.
10104 (vftext_section): New.
10105 (ftext_section): New.
10106 (mep_select_section): Add support for functions.
10107 (mep_unique_section): Likewise.
10108 (mep_asm_init_sections): Likewise.
10109 (mep_encode_section_info): Remove it from here.
10111 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
10113 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
10115 * tree.h (TREE_DEPRECATED): Document it is used for types too.
10116 (TYPE_VECTOR_OPAQUE): Use default_def_flag
10118 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10120 * dwarf2out.c (output_file_names): Test new macro
10121 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
10122 (add_comp_dir_attribute): Likewise.
10124 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
10126 * config/i386/mingw-w64.h (LINK_SPEC): Add
10127 separating space between commands.
10129 2009-07-28 Jan Hubicka <jh@suse.cz>
10131 PR tree-optimization/40759
10132 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
10135 2009-07-27 DJ Delorie <dj@redhat.com>
10137 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
10138 types are dword-aligned.
10139 (mep_expand_va_start): Likewise.
10141 2009-07-27 Olivier Hainque <hainque@adacore.com>
10142 Douglas B Rupp <rupp@gnat.com>
10144 * convert.c (convert_to_pointer): Don't assume the target
10145 pointer type is POINTER_SIZE long. Fetch its precision instead.
10147 2009-07-27 Douglas B Rupp <rupp@gnat.com>
10149 * system.h (fopen): Undefine if macro.
10151 2009-07-27 Jakub Jelinek <jakub@redhat.com>
10153 * dwarf2out.c (output_cfi_p): Removed.
10154 (output_cfis): New function.
10155 (output_fde): New function, split from output_call_frame_info.
10156 (output_call_frame_info): Use it.
10157 (dwarf2out_switch_text_section): Use output_cfis.
10159 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10161 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
10162 TARGET_BI_ARCH is specified without enabling SJLJ.
10163 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
10164 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
10166 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
10168 * arm.md (negdi2): Use DImode if forcing a value into a register.
10170 2009-07-26 Ira Rosen <irar@il.ibm.com>
10172 PR tree-optimization/40801
10173 * tree-vect-stmts.c (vectorizable_call): Get previous copy
10174 of vector operand from the previous copy of vector statement.
10175 Pass the correct definition type value to
10176 vect_get_vec_def_for_stmt_copy().
10178 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10180 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
10181 const char ** conversion.
10183 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10185 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
10186 fancy_abort() if !ENABLE_ASSERT_CHECKING.
10187 (gcc_unreachable): Invoke __builtin_unreachable() if
10188 !ENABLE_ASSERT_CHECKING.
10190 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10192 PR rtl-optimization/40445
10193 * emit-rtl.c (next_nonnote_insn_bb): New function.
10194 * rtl.h (next_nonnote_insn_bb): Declare new function.
10195 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
10196 with no successors that is the successor of the ENTRY_BLOCK.
10197 Continue from the top after removing an empty fallthrough block.
10198 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
10199 of next_nonnote_insn.
10201 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10203 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
10205 2009-07-25 Martin Jambor <mjambor@suse.cz>
10207 * c-common.c (c_common_attribute_table): New element for noclone.
10208 (handle_noclone_attribute): New function. Forward-declare.
10209 * tree-inline.c (tree_versionable_function_p): Check for noclone
10211 * doc/extend.texi (Labels as Values): Document need for noclone.
10212 (Function Attributes): Document noclone attribute.
10214 2009-07-25 Jakub Jelinek <jakub@redhat.com>
10216 PR rtl-optimization/34999
10217 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
10218 and dw_fde_switched_cold_to_hot fields.
10219 (output_cfi_p): New function.
10220 (output_call_frame_info): If fde->dw_fde_switched_sections,
10221 output 2 FDEs instead of one with corrupted header.
10222 (dwarf2out_do_cfi_startproc): New function.
10223 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
10224 and fde->dw_fde_switched_cold_to_hot.
10225 (dwarf2out_switch_text_section): Compute
10226 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
10227 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
10228 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
10229 Otherwise, compute fde->dw_fde_switch_cfi.
10231 2009-07-24 Cary Coutant <ccoutant@google.com>
10233 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
10235 2009-07-24 Cary Coutant <ccoutant@google.com>
10237 * cfghooks.c (split_block): Copy discriminator to new block.
10238 * tree-cfg.c (assign_discriminator): Check location of last
10239 instruction in block as well as first.
10241 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
10243 * config/i386/linux.c: Use fputs or putc instead of fprintf
10245 * config/i386/gas.h: Ditto.
10246 * config/i386/x86-64.h: Ditto.
10247 * config/i386/att.h: Ditto.
10249 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10251 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10254 2009-07-24 Martin Jambor <mjambor@suse.cz>
10256 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10257 (ipa_push_func_to_list_1): Declare.
10258 (ipa_push_func_to_list): New function.
10260 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10261 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10262 (ipa_push_func_to_list): Removed.
10263 (ipa_pop_func_from_list): Clear node_enqueued flag.
10265 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10267 * config/s390/s390.c (override_options): Default
10268 max-unrolled-insns to 100 for z10 tuning.
10270 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10272 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10273 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10274 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10275 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10276 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10277 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10278 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10280 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10282 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10283 use default set in mingw32.h header.
10284 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10285 64-bit /mingw/include path.
10286 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10289 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10291 PR rtl-optimization/40209
10292 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10294 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10296 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10297 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10298 with the rest of string where appropriate. Use fputs or putc
10299 instead of fprintf where appropriate.
10301 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10302 Pat Haugen <pthaugen@us.ibm.com>
10303 Revital Eres <ERES@il.ibm.com>
10305 * config/rs6000/vector.md: New file. Move most of the vector
10306 expander support here from altivec.md to allow for the VSX vector
10307 unit in the future. Add support for secondary_reload patterns.
10308 Rewrite the patterns for vector comparison, and vector comparison
10309 predicate instructions so that the RTL expresses the desired
10310 behavior, instead of using unspec.
10312 * config/rs6000/constraints.md ("f" constraint): Use
10313 rs6000_constraints to hold the precalculated register class.
10314 ("d" constraint): Ditto.
10315 ("wd" constraint): New constraint for VSX.
10316 ("wf" constraint): Ditto.
10317 ("ws" constraint): Ditto.
10318 ("wa" constraint): Ditto.
10319 ("wZ" constraint): Ditto.
10320 ("j" constraint): Ditto.
10322 * config/rs6000/predicates.md (vsx_register_operand): New
10324 (vfloat_operand): New predicate for vector.md.
10325 (vint_operand): Ditto.
10326 (vlogical_operand): Ditto.
10327 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10328 (easy_vector_constant): Add VSX support.
10329 (altivec_indexed_or_indirect_operand): New predicate for
10330 recognizing Altivec style memory references with AND -16.
10332 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10333 for vector secondary reload support.
10334 (rs6000_vector_reg_class): Delete, replacing it with
10335 rs6000_constraints.
10336 (rs6000_vsx_reg_class): Ditto.
10337 (rs6000_constraints): New array to hold the register classes of
10338 each of the register constraints that can vary at runtime.
10339 (builtin_mode_to_type): New static array for builtin function type
10341 (builtin_hash_table): New static hash table for builtin function
10343 (TARGET_SECONDARY_RELOAD): Define target hook.
10344 (TARGET_IRA_COVER_CLASSES): Ditto.
10345 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10346 registers are 128 bits if VSX memory reference instructions are used.
10347 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10348 unit is being used.
10349 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10350 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10351 Print several of the scheduling related parameters.
10352 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10353 rs6000_constraints instead of rs6000_vector_reg_class. Move
10354 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10355 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10356 Altivec. Add VSX support. Setup for secondary reload support on
10357 Altivec/VSX registers.
10358 (rs6000_override_options): Make power7 set the scheduling groups
10359 like the power5. Add support for new debug switches to override
10360 the scheduling defaults. Temporarily disable -mcpu=power7 from
10361 setting -mvsx. Add support for debug switches -malways-hint,
10362 -msched-groups, and -malign-branch-targets.
10363 (rs6000_buitlin_conversion): Add support for returning unsigned
10364 vector conversion functions to fix regressions due to stricter
10366 (rs6000_builtin_mul_widen_even): Ditto.
10367 (rs6000_builtin_mul_widen_odd): Ditto.
10368 (rs6000_builtin_vec_perm): Ditto.
10369 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10370 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10371 to zero a register.
10372 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10373 generated upstream.
10374 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10375 VSX types for bit operations. Changes to accomidate vector.md.
10376 (bdesc_2arg): Ditto.
10377 (bdesc_1arg): Ditto.
10378 (struct builtin_description_predicates): Rewrite predicate
10379 handling so that RTL describes the operation, instead of passing
10380 the instruction to be used as a string argument.
10381 (bdesc_altivec_preds): Ditto.
10382 (altivec_expand_predicate_builtin): Ditto.
10383 (altivec_expand_builtin): Ditto.
10384 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10385 statement for vsldoi support.
10386 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10387 (altivec_expand_st_builtin): Ditto.
10388 (paired_expand_builtin): Whitespace changes.
10389 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10390 builtin_mode_to_type table for secondary reload. Call
10391 builtin_function_type to build random builtin functions.
10392 (altivec_init_builtins): Change to use builtin_function_type to
10393 create builtin function types dynamically as we need them.
10394 (builtin_hash_function): New support for hashing the tree types
10395 for builtin function as we need it, rather than trying to build
10396 all of the trees that we need. Add initial preliminary VSX support.
10397 (builtin_function_type): Ditto.
10398 (builtin_function_eq): Ditto.
10399 (builtin_hash_struct): Ditto.
10400 (rs6000_init_builtins): Ditto.
10401 (rs6000_common_init_builtins): Ditto.
10402 (altivec_init_builtins): Ditto.
10403 (rs6000_common_init_builtins): Ditto.
10404 (enum reload_reg_type): New enum for simplifing reg classes.
10405 (rs6000_reload_register_type): Simplify register classes into GPR,
10406 Vector, and other registers. Altivec and VSX addresses in reload.
10407 (rs6000_secondary_reload_inner): Ditto.
10408 (rs6000_ira_cover_classes): New target hook, that returns the
10409 appropriate cover classes, based on -mvsx being used or not.
10410 (rs6000_secondary_reload_class): Add VSX support.
10411 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10412 (get_vsel_insn): Ditto.
10413 (rs6000_emit_vector_compare): Rewrite vector conditional support
10414 so that where we can, we use RTL operators, instead of blindly use
10416 (rs6000_emit_vector_select): Ditto.
10417 (rs6000_emit_vector_cond_expr): Ditto.
10418 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10419 (create_TOC_reference): Add -mdebug=addr support.
10420 (emit_frame_save): VSX loads/stores need register indexed addressing.
10422 * config/rs6000/rs6000.md: Include vector.md.
10424 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10426 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10427 support for V2DI, V2DF in logical, permute, select operations.
10429 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10430 switch for vsx/power7.
10431 (-mvsx-scalar-memory): Ditto.
10432 (-mvsx-align-128): Ditto.
10433 (-mallow-movmisalign): Ditto.
10434 (-mallow-df-permute): Ditto.
10435 (-msched-groups): Ditto.
10436 (-malways-hint): Ditto.
10437 (-malign-branch-targets): Ditto.
10439 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10441 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10442 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10443 (rs6000_vector_reg_class): Delete.
10444 (rs6000_vsx_reg_class): Ditto.
10445 (enum rs6000_reg_class_enum): New enum for the constraints that
10446 vary based on target switches.
10447 (rs6000_constraints): New array to hold the register class for all
10448 of the register constraints that vary based on the switches used.
10449 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10450 (enum rs6000_builtins): Add unsigned varients for the builtin
10451 declarations returned by target hooks for expanding multiplies,
10452 select, and permute operations. Add VSX builtins.
10453 (enum rs6000_builtin_type_index): Add entries for VSX.
10454 (V2DI_type_node): Ditto.
10455 (V2DF_type_node): Ditto.
10456 (unsigned_V2DI_type_node): Ditto.
10457 (bool_long_type_node): Ditto.
10458 (intDI_type_internal_node): Ditto.
10459 (uintDI_type_internal_node): Ditto.
10460 (double_type_internal_node): Ditto.
10462 * config/rs6000/altivec.md (whole file): Move all expanders to
10463 vector.md from altivec.md. Rename insn matching functions to be
10465 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10466 (altivec_vcmp*): Ditto.
10467 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10468 (VM): New iterator for moves that includes the VSX types.
10469 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10470 (altivec_vperm_<mode>_uns): New, for unsigned types.
10471 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10472 (altivec_eq<mode>): Ditto.
10473 (altivec_gt<mode>): Ditto.
10474 (altivec_gtu<mode>): Ditto.
10475 (altivec_eqv4sf): Ditto.
10476 (altivec_gev4sf): Ditto.
10477 (altivec_gtv4sf): Ditto.
10478 (altivec_vcmpbfp_p): Ditto.
10480 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10482 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10485 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10488 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10489 ASM_SHORT instead of .word.
10490 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10491 instead of .word in asm template.
10493 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10496 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10497 (process_bb_node_lives): Use it.
10499 * ira.c (setup_cover_and_important_classes): Don't setup
10500 ira_important_class_nums. Add cover classes to the end of
10502 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10504 (find_reg_class_closure): Use reorder_important_classes.
10506 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10508 * config/i386/i386.c (i386_ira_cover_classes): New function.
10509 (TARGET_IRA_COVER_CLASSES): Redefine.
10511 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10512 importance of order of cover classes in the array.
10514 2009-07-22 Diego Novillo <dnovillo@google.com>
10516 * tree-pass.h (TDF_EH): Define.
10517 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10518 contains TDF_EH, print the EH region number holding GS.
10519 * tree-dump.c (dump_options): Add "eh".
10520 * doc/invoke.texi: Document it.
10522 2009-07-22 Doug Kwan <dougkwan@google.com>
10524 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10526 2009-07-22 Michael Matz <matz@suse.de>
10528 PR tree-optimization/35229
10529 PR tree-optimization/39300
10531 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10532 (inhibit_phi_insertion): New function.
10533 (insert_into_preds_of_block): Call it for REFERENCEs.
10534 (init_pre): Initialize and finalize scalar evolutions.
10535 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10537 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10539 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10540 Use CONST_VECTOR_NUNITS to determine number of elements.
10542 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10544 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10545 (U, W): Constraints are now deprecated and will be removed if we
10546 run out of letters.
10547 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10549 ("prefetch"): Add the stcmh instruction for prefetching.
10550 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10552 (s390_short_displacement): Return always true if compiling for
10553 machines not providing the long displacement facility.
10554 (s390_mem_constraint): Support the new constraint letter Z.
10555 (s390_check_qrst_address): New function.
10557 2009-07-21 DJ Delorie <dj@redhat.com>
10559 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10562 2009-07-21 Jason Merrill <jason@redhat.com>
10564 * c-common.c (max_tinst_depth): Increase default to 1024.
10566 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10568 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10569 (vec_unpacku_float_lo_v4si): Ditto.
10571 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10574 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10575 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10576 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10577 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10579 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10581 PR tree-optimization/40813
10582 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10585 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10587 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10588 with a NOP_EXPR if needed.
10590 2009-07-21 Paul Brook <paul@codesourcery.com>
10592 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10593 Terminate debug dump with newline.
10595 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10597 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10598 Cast "1" to unsigned HOST_WIDE_INT.
10599 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10600 deposit length to the maximum length - lsb. Extend length if
10601 HOST_BITS_PER_WIDE_INT is 32.
10603 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10605 * cgraph.h (constant_pool_htab): New function.
10606 (constant_descriptor_tree): Move from varasm.c.
10607 * varasm.c (constant_pool_htab): New function.
10608 (constant_descriptor_tree): Move to cgraph.h.
10610 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10612 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10614 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10616 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10619 2009-07-20 Xinliang David Li <davidxl@google.com>
10621 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10623 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10625 * config/mips/mips.md (move_type): Add arith.
10626 (type): Handle arith.
10627 (zero_extendsidi2): Rename this into ...
10628 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10629 (zero_extendsidi2): New expander.
10630 (*zero_extendsidi2_dext): New pattern.
10632 2009-07-20 Nick Clifton <nickc@redhat.com>
10634 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10635 to set MIPS_ABI_DEFAULT.
10636 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10638 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10640 * tree-object-size.c (addr_object_size): Handle unions with
10641 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10643 PR tree-optimization/40792
10644 * tree.c (build_function_type_skip_args): Remove bogus assert.
10646 2009-07-20 Jan Hubicka <jh@suse.cz>
10647 Martin Jambor <mjambor@suse.cz>
10649 * cgraph.h (combined_args_to_skip): New field.
10650 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10651 combined_args_to_skip and args_to_skip.
10652 * tree-inline.c (update_clone_info): New function.
10653 (tree_function_versioning): Call update_clone_info.
10654 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10656 (cgraph_materialize_all_clones): More extensive dumping, working
10657 with combined_args_to_skip rather than args_to_skip.
10659 2009-07-20 Ira Rosen <irar@il.ibm.com>
10661 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10662 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10663 (get_initial_def_for_reduction): Likewise.
10664 (vectorizable_reduction): Skip the check of first operand in case
10665 of COND_EXPR. Add check that it is outer loop vectorization if
10666 nested cycle was detected. Call vectorizable_condition() for
10667 COND_EXPR. If reduction epilogue cannot be created do not fail for
10668 nested cycles (if it is not double reduction). Assert that there
10669 is only one type in the loop in case of COND_EXPR. Call
10670 vectorizable_condition() to vectorize COND_EXPR.
10671 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10672 Add parameters. Allow nested cycles if called from
10673 vectorizable_reduction(). Use reduction vector variable if provided.
10674 (vect_analyze_stmt): Call vectorizable_reduction() before
10675 vectorizable_condition().
10676 (vect_transform_stmt): Update call to vectorizable_condition().
10678 2009-07-20 Christian Bruel <christian.bruel@st.com>
10680 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10681 * doc/invoke.texi (-mfmovd): Likewise.
10682 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10684 2009-07-20 Jan Hubicka <jh@suse.cz>
10686 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10687 when handling SSA name.
10689 2009-07-19 Jan Hubicka <jh@suse.cz>
10691 PR tree-optimization/40676
10692 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10693 virtual PHIs in empty BBs.
10695 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10697 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10698 re-expanded the compound use gen_lowpart instead to convert to the
10701 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10703 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10704 OUTER_CONST arguments.
10705 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10706 the new wider mode will be masked off.
10707 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10709 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10711 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10712 high-order bits are zero.
10714 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10716 * combine.c (simplify_shift_const_1): Split code to determine
10717 shift_mode into ...
10718 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10719 new bits shifted in are identical to the old sign bit.
10721 2009-07-18 Richard Guenther <rguenther@suse.de>
10724 * gimplify.c (gimplify_call_expr): Reject code using results from
10725 functions returning void.
10727 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10729 * doc/md.texi: Document the new PowerPC "es" constraint.
10730 Document that "m" can include automodified addresses on this target,
10731 and explain how %U must be used. Extend the "Q" and "Z" documentation
10732 to suggest "es" as well as "m".
10733 * config/rs6000/constraints.md (es): New memory constraint.
10734 (Q, Z): Update strings to match new documentation.
10736 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10738 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10739 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10740 * config/rs6000/predicates.md (volatile_mem_operand): Use
10741 offsettable_nonstrict_memref_p.
10742 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10743 (*floatunssidf2_internal): Likewise.
10744 (*fix_truncdfsi2_internal): Likewise.
10745 (*fix_trunctfsi2_internal): Likewise.
10747 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10749 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10750 atmega32u2 devices.
10751 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10753 2009-07-17 Richard Guenther <rguenther@suse.de>
10756 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10757 (pass_warn_unused_result): Likewise.
10758 (TODO_set_props): Remove.
10759 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10761 (pass_diagnose_omp_blocks): Define.
10762 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10763 (c_gimple_diagnostics_recursively): Remove.
10764 (finish_function): Do not call it.
10765 (c_write_global_declarations): Continue after errors.
10766 Finalize the CU here.
10767 * c-gimplify.c (c_genericize): Do not gimplify here.
10768 * c-common.c (c_warn_unused_result): Move ...
10769 * tree-cfg.c (do_warn_unused_result): ... here.
10770 (run_warn_unused_result): New function.
10771 (gate_warn_unused_result): New function.
10772 (pass_warn_unused_result): New pass.
10773 * c-common.h (c_warn_unused_result): Remove.
10774 * flags.h (flag_warn_unused_result): Declare.
10775 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10776 * opts.c (flag_warn_unused_result): Initialize to false.
10777 * toplev.c (compile_file): Add comment.
10778 * omp-low.c (create_omp_child_function): Do not register
10779 the function with the frontend.
10780 (diagnose_omp_structured_block_errors): Prepare to be
10781 called as optimization pass.
10782 (gate_diagnose_omp_blocks): New function.
10783 (pass_diagnose_omp_blocks): New pass.
10784 * cgraph.h (cgraph_optimize): Remove.
10785 (cgraph_analyze_function): Likewise.
10786 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10787 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10788 before their parents here.
10789 (cgraph_finalize_function): Not here.
10790 (cgraph_analyze_function): Gimplify functions here.
10791 (cgraph_finalize_compilation_unit): Continue after errors.
10792 Optimize the callgraph from here.
10793 (cgraph_optimize): Make static.
10794 * langhooks.c (write_global_declarations): Finalize the CU.
10795 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10796 (gimplify_function_tree): Assert we gimplify only once.
10797 Set PROP_gimple_any property.
10798 * tree-nested.c (gimplify_all_functions): New function.
10799 (lower_nested_functions): Gimplify all nested functions.
10800 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10801 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10802 and pass_diagnose_omp_blocks after gimplification. Do not
10803 set TODO_set_props on all_lowering_passes.
10804 (execute_one_pass): Do not handle TODO_set_props.
10805 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10806 (gimplify.o): Add tree-pass.h dependency.
10807 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10808 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10809 (unsave_r): Likewise.
10810 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10811 temporary variable.
10813 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10815 * doc/service.texi (Service): Restore previously removed link,
10816 which isn't broken after all.
10818 2009-07-17 Richard Guenther <rguenther@suse.de>
10820 PR tree-optimization/40321
10821 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10822 PHI nodes to the maximal set.
10823 (make_values_for_phi): Add PHI arguments to the maximal set.
10824 (execute_pre): Dump PHI_GEN and the maximal set.
10826 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10829 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10832 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10834 * doc/extend.texi (Nested Functions): Replace broken link with
10836 * doc/service.texi (Service): Remove broken link.
10838 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10841 * builtins.c (expand_builtin_memcmp): Use loc instead of
10842 EXPR_LOCATION (exp).
10843 (expand_builtin_strncmp): Likewise.
10845 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10846 Manuel López-Ibáñez <manu@gcc.gnu.org>
10849 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10850 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10851 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10852 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10853 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10854 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10855 tree-inline.c, c-common.c, c-common.h, gimple.c,
10856 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10857 convert.c: Add location argument to fold_{unary,binary,ternary},
10858 fold_build[123], build_call_expr, build_size_arg,
10859 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10860 fold_build1_initializer, fold_build2_initializer,
10861 fold_build3_initializer, fold_build_call_array,
10862 fold_build_call_array_initializer, fold_single_bit_test,
10863 omit_one_operand, omit_two_operands, invert_truthvalue,
10864 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10865 combine_comparisons, fold_builtin_*, fold_call_expr,
10866 build_range_check, maybe_fold_offset_to_address, round_up,
10869 2009-07-16 Jason Merrill <jason@redhat.com>
10872 * c-common.c (c_common_reswords): Add __is_standard_layout
10874 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10875 * doc/implement-cxx.texi: New.
10876 * doc/gcc.texi: Include it.
10878 2009-07-16 DJ Delorie <dj@redhat.com>
10880 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10881 compares that may be indirectly affected by previous instructions.
10883 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10885 * builtins.c (do_mpc_arg2): New.
10886 (fold_builtin_2): Fold builtin cpow.
10887 * real.h (HAVE_mpc_pow): New.
10889 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10891 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10892 comparison to skip unprofitable schedule
10894 2009-07-16 Simon Baldwin <simonb@google.com>
10896 * gcc.c (option_map): New flag -no-canonical-prefixes.
10897 * (display_help): Print help text for new flag.
10898 * (process_command): Move options translation and language specifics
10899 and handle new flag early. Use it to set a function pointer to a
10900 prefix builder. Replace make_relative_prefix calls with calls to
10901 the function pointed to. Ignore new flag in regular options handling.
10902 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10904 2009-07-15 DJ Delorie <dj@redhat.com>
10906 * config/mep/mep.md (sibcall_internal): Change register to avoid
10907 argument registers.
10908 (sibcall_value_internal): Likewise.
10910 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10912 PR rtl-optimization/40710
10913 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10915 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10917 * config/mips/mips.md (*extenddi_truncate<mode>,
10918 *extendsi_truncate<mode>): Change type attribute to move_type
10919 with shift_shift. Split out code handling exts from here ...
10920 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10922 (*extendhi_truncateqi): Change type attribute to move_type with
10923 shift_shift. Split out code handling exts from here ...
10924 (*extendhi_truncateqi_exts): ... to this new pattern.
10926 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10928 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10929 instead of "and" with inverted sign bit mask value. Use
10930 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10931 Allocate registers only for operand 4 and operand 5.
10933 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10935 PR middle-end/40747
10936 * fold-const.c (fold_cond_expr_with_comparison): When folding
10937 < and <= to MIN, make sure the MIN uses the same type as the
10938 comparison's operands.
10940 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10942 * arm.md (ior_xor): New code iterator.
10943 (split for ior/xor with shift and zero-extend): New split pattern.
10944 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10946 2009-07-15 Richard Guenther <rguenther@suse.de>
10948 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10951 2009-07-15 Richard Guenther <rguenther@suse.de>
10953 PR middle-end/40753
10954 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10956 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10958 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10959 handle 2.6.30 kernel.
10961 2009-07-15 DJ Delorie <dj@redhat.com>
10963 * config/mep/mep.md (sibcall_internal): Change register to allow
10964 for 24-bit addresses.
10965 (sibcall_value_internal): Likewise.
10967 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10969 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10970 that are enabled/disabled by the flags introduced by a previous patch.
10972 2009-07-14 DJ Delorie <dj@redhat.com>
10974 * config/mep/mep.md (sibcall_internal): Include non-toggling
10976 (sibcall_value_internal): Likewise.
10978 2009-07-14 Taras Glek <tglek@mozilla.com>
10979 Rafael Espindola <espindola@google.com>
10981 * doc/sourcebuild.texi: Document install-plugin target.
10982 * configure.ac: Added install-plugin target to language makefiles.
10983 * configure: Regenerate.
10984 * Makefile.in (install-plugin): Install more headers,
10985 depend on lang.install-plugin.
10987 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10989 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10992 2009-07-14 DJ Delorie <dj@redhat.com>
10994 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10995 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10996 * config/mep/mep.md (sibcall_internal): Change test from
10997 mep_vliw_mode_match to mep_vliw_jmp_match.
10998 (sibcall_value_internal): Likewise.
11000 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
11002 * config/i386/sse.md (copysign<mode>3): New expander.
11003 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
11004 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
11005 Use ix86_build_const_vector.
11006 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
11007 IX86_BUILTIN_CPYSGNPD.
11008 (builtin_description): Add __builtin_ia32_copysignps and
11009 __builtin_ia32_copysignpd.
11010 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
11011 and BUILT_IN_COPYSIGNF.
11013 2009-07-13 Jason Merrill <jason@redhat.com>
11015 * builtins.c (can_trust_pointer_alignment): New fn.
11016 (get_pointer_alignment): Factor it out from here.
11017 * tree.h: Declare it.
11019 2009-07-14 David Edelsohn <edelsohn@gnu.org>
11021 * config/rs6000/predicates.md (offsettable_mem_operand): Test
11024 2009-07-14 Dodji Seketeli <dodji@redhat.com>
11028 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
11030 2009-07-14 Richard Guenther <rguenther@suse.de>
11031 Andrey Belevantsev <abel@ispras.ru>
11033 PR middle-end/40745
11034 * cfgexpand.c (partition_stack_vars): Do not bother to update
11035 alias information when not optimizing.
11037 2009-07-14 Richard Guenther <rguenther@suse.de>
11038 Andrey Belevantsev <abel@ispras.ru>
11040 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11041 (pt_solution_set): Likewise.
11042 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
11043 * tree-ssa-structalias.c (pt_solution_set): New function.
11044 * final.c (rest_of_clean_state): Free SSA data structures.
11045 * print-rtl.c (print_decl_name): Remove.
11046 (print_mem_expr): Implement in terms of print_generic_expr.
11047 * alias.c (ao_ref_from_mem): New function.
11048 (rtx_refs_may_alias_p): Likewise.
11049 (true_dependence): Query alias-export info.
11050 (canon_true_dependence): Likewise.
11051 (write_dependence_p): Likewise.
11052 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11054 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11055 (mem_expr_equal_p): Use operand_equal_p.
11056 (set_mem_attributes_minus_bitpos): Do not use
11057 component_ref_for_mem_expr.
11058 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11059 (update_alias_info_with_stack_vars): Likewise.
11060 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11061 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11062 explicitly nor clear stmt operands.
11063 Free the decl-to-pointer map.
11064 * tree-optimize.c (execute_free_datastructures): Do not free
11065 SSA data structures here.
11066 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11067 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11068 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11070 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11072 2009-07-13 DJ Delorie <dj@redhat.com>
11074 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11075 unrolling at the right iteration count.
11077 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11080 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11082 * haifa-sched.c (rank_for_schedule): Introduced flags to
11083 enable/disable individual scheduling heuristics.
11084 * common.opt: Introduced flags to enable/disable individual
11085 heuristics in the scheduler.
11086 * doc/invoke.texi: Introduced flags to enable/disable individual
11087 heuristics in the scheduler.
11089 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
11091 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
11092 config/i386/mingw-tls.c.
11093 * config/i386/mingw-tls.c: Removed.
11095 2009-07-13 Ira Rosen <irar@il.ibm.com>
11097 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
11098 checks access only relevant statements.
11099 (vectorizable_reduction): Likewise.
11101 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
11103 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
11104 just for 32-bit case.
11106 2009-07-12 Jan Hubicka <jh@suse.cz>
11108 PR tree-optimization/40585
11109 * except.c (expand_resx_expr): When there already is resume
11110 instruction, produce linked list.
11111 (build_post_landing_pads): Assert that resume is empty.
11112 (connect_post_landing_pads): Handle resume lists.
11113 (dump_eh_tree): Dump resume list.
11115 2009-07-12 Ira Rosen <irar@il.ibm.com>
11117 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11118 with additional argument.
11119 * tree-vectorizer.h (enum vect_def_type): Add
11120 vect_double_reduction_def.
11121 (vect_is_simple_reduction): Add argument.
11122 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
11124 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
11125 vect_is_simple_reduction with additional argument.
11126 (vect_analyze_loop_operations): Handle exit phi nodes in case of
11128 (reduction_code_for_scalar_code): Handle additional codes by
11129 returning ERROR_MARK for them. Fix comment and indentation.
11130 (vect_is_simple_reduction): Fix comment, add argument to specify
11131 double reduction. Detect double reduction.
11132 (get_initial_def_for_induction): Fix indentation.
11133 (get_initial_def_for_reduction): Fix comment and indentation.
11134 Handle double reduction. Create initial definitions that do not
11135 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
11136 (vect_create_epilog_for_reduction): Fix comment, add argument to
11137 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
11138 epilogue result extraction. Create double reduction phi node and
11139 replace relevant uses.
11140 (vectorizable_reduction): Call vect_is_simple_reduction with
11141 additional argument. Fix indentation. Update epilogue code treatment
11142 according to the changes in reduction_code_for_scalar_code. Check
11143 for double reduction. Call vect_create_epilog_for_reduction with
11144 additional argument.
11145 * tree-vect-stmts.c (process_use): Handle double reduction, update
11147 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
11148 (vect_get_vec_def_for_operand): Likewise.
11150 2009-07-12 Danny Smith <dansmister@gmail.com>
11152 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
11153 dllexport if !TREE_PUBLIC.
11154 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
11156 2009-07-11 Anatoly Sokolov <aesok@post.ru>
11158 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
11159 (avr_extra_arch_macro) Remove declatation.
11160 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
11161 (avr_extra_arch_macro) Declare as static.
11162 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
11164 2009-07-11 Jan Hubicka <jh@suse.cz>
11166 PR middle-end/48388
11167 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
11169 2009-07-11 Jakub Jelinek <jakub@redhat.com>
11172 * dwarf2out.c (dw_fde_struct): Add in_std_section and
11173 cold_in_std_section bits.
11174 (dwarf2out_begin_prologue): Initialize them.
11175 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
11176 if already covered by text_section or cold_text_section range.
11178 PR rtl-optimization/40667
11179 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
11180 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
11181 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
11182 * config/i386/i386.c (ix86_minimum_alignment): New function.
11183 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
11184 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
11185 * emit-rtl.c (gen_reg_rtx): Likewise.
11186 * function.c (assign_parms): Likewise. If nominal_type needs
11187 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
11188 rather than passed_type's alignment.
11191 * function.c (assign_parm_setup_stack): Adjust
11192 MEM_OFFSET (data->stack_parm) if promoted_mode is different
11193 from nominal_mode on big endian.
11195 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
11197 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
11199 2009-07-10 DJ Delorie <dj@redhat.com>
11201 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
11203 2009-07-10 Mark Mitchell <mark@codesourcery.com>
11205 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
11207 (thumb2_cbnz): Likewise.
11209 2009-07-10 David Daney <ddaney@caviumnetworks.com>
11212 * config.gcc (supported_defaults): Add synci.
11213 (with_synci): Add validation.
11214 (all_defaults): Add synci.
11215 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
11218 * config/mips/mips.opt (msynci): New option.
11219 * config/mips/mips.c (mips_override_options): Warn on use of
11220 -msynci for targets that do now support it.
11221 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
11223 * gcc/doc/invoke.texi (-msynci): Document the new option.
11224 * doc/install.texi (--with-synci): Document the new option.
11226 2009-07-10 Richard Guenther <rguenther@suse.de>
11228 PR tree-optimization/40496
11229 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
11230 the PHI result with a compatible type.
11232 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11236 * c.opt (Wunused-result): New.
11237 * doc/invoke.texi: Document it.
11238 * c-common.c (c_warn_unused_result): Use it.
11240 2009-07-09 DJ Delorie <dj@redhat.com>
11242 * targhooks.c (default_target_can_inline_p): Rename from
11243 default_target_option_can_inline_p.
11244 * targhooks.h (default_target_can_inline_p): Likewise.
11245 * target-def.h (TARGET_CAN_INLINE_P): Rename from
11246 TARGET_OPTION_CAN_INLINE_P.
11247 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
11248 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
11249 (mep_target_can_inline_p): Rename from
11250 mep_target_option_can_inline_p.
11253 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11254 registers used to pass vectors.
11256 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11258 2009-07-09 Tom Tromey <tromey@redhat.com>
11260 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11261 * config/mmix/mmix.c: Include dwarf2.h.
11262 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11263 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11264 * config/sh/sh.c: Include dwarf2.h.
11265 * config/i386/i386.c: Include dwarf2.h.
11266 * Makefile.in (DWARF2_H): Remove 'elf'.
11267 * except.c: Include dwarf2.h.
11268 * unwind-dw2.c: Include dwarf2.h.
11269 * dwarf2out.c: Include dwarf2.h.
11270 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11271 * unwind-dw2-fde.c: Include dwarf2.h.
11272 * dwarf2asm.c: Include dwarf2.h.
11274 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11276 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11277 (max_issue): Use it.
11278 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11280 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11281 (region_sched_info): Update.
11282 * sched-ebb.c (ebb_sched_info): Update.
11283 * modulo-sched.c (sms_sched_info): Update.
11284 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11286 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11288 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11290 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11292 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11294 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11296 PR middle-end/40692
11297 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11298 arg1 with arg01 if arg1 is already INTEGER_CST.
11300 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11302 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11303 Transform (and (truncate)) into (truncate (and)).
11305 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11307 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11308 creating LHS paradoxical subregs. Fix surrounding returns to
11309 use NULL_RTX rather than 0.
11311 2009-07-08 DJ Delorie <dj@redhat.com>
11313 * config/mep/mep.c (mep_option_can_inline_p): New.
11314 (TARGET_OPTION_CAN_INLINE_P): Define.
11316 2009-07-08 Mark Wielaard <mjw@redhat.com>
11319 * dwarf2out.c (add_data_member_location_attribute): When we have
11320 only a constant offset don't emit a new location description using
11321 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11324 2009-07-08 Richard Henderson <rth@redhat.com>
11327 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11328 (enum reg_class): Add CLOBBERED_REGS.
11329 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11330 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11331 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11332 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11333 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11334 force 64-bit sibcalls into R11.
11335 * config/i386/constraints.md (U): New constraint.
11336 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11337 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11338 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11340 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11342 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11344 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11345 * ebitmap.h (dump_ebitmap): Ditto.
11346 * optabs.h (optab_libfunc): Ditto.
11347 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11348 * tree-flow.h (vect_can_force_dr_alignment_p,
11349 get_vectype_for_scalar_type): Ditto.
11350 (vectorize_loops): Move prototype to ...
11351 * tree-vectorizer.h: ... here. Also, adjust comment.
11352 (vect_set_verbosity_level): Remove duplicate prototype.
11353 * tree-ssa-loop.c: Include tree-vectorizer.h.
11354 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11356 2009-07-08 Nick Clifton <nickc@redhat.com>
11358 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11361 2009-07-08 DJ Delorie <dj@redhat.com>
11363 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11364 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11365 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11367 * config/mep/intrinsics.md: Regenerated.
11368 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11369 registers when asm() or calls are detected.
11371 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11374 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11376 * gimple (gimple_build_call_from_tree): Likewise.
11377 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11378 no_warning flag before warning.
11380 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11382 * tree.c (set_expr_locus): Remove.
11383 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11384 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11386 * gimplify.c (internal_get_tmp_var): Likewise.
11387 (gimplify_call_expr): Likewise.
11388 (gimplify_one_sizepos): Likewise.
11390 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11393 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11394 to variables for debugging purposes.
11396 2009-06-23 Mark Loeser <mark@halcy0n.com>
11399 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11401 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11403 * pretty-print.c (pp_base_format): Remove %J.
11404 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11405 gcc_cxxdiag_char_table): Likewise.
11406 (init_dynamic_diag_info): Likewise.
11408 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11410 * pretty-print.c (pp_base_format): Remove %H.
11411 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11412 gcc_cxxdiag_char_table): Likewise.
11413 (init_dynamic_diag_info): Likewise.
11414 * config/mep/mep.c (mep_select_section): Likewise.
11416 2009-07-07 Duncan Sands <baldrick@free.fr>
11418 * final.c (pass_clean_state): Give the pass a name.
11419 * passes.c (pass_rest_of_compilation): Likewise.
11420 * tree-optimize.c (pass_all_optimizations): Likewise.
11422 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11424 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11425 an extra 'decl' for error_at.
11427 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11429 PR middle-end/40669
11430 * tree-tailcall.c (adjust_return_value_with_ops,
11431 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11432 if it has complex or vector type.
11434 2009-07-07 Olivier Hainque <hainque@adacore.com>
11436 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11439 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11441 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11443 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11445 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11446 * c-decl.c: Likewise.
11447 * function.c: Likewise.
11448 * varasm.c: Likewise.
11449 * tree-ssa.c: Likewise.
11450 * c-common.c: Likewise.
11451 * tree-cfg.c: Likewise.
11452 * config/spu/spu.c: Likewise.
11453 * config/ia64/ia64.c: Likewise.
11454 * config/v850/v850.c: Likewise.
11456 2009-07-06 DJ Delorie <dj@redhat.com>
11458 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11459 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11460 unspecified accesses to control registers.
11461 * config/mep/intrinsics.md: Regenerate.
11462 * config/mep/intrinsics.h: Regenerate.
11463 * config/mep/mep-intrin.h: Regenerate.
11465 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11467 * c-lex.c: Replace %H by an explicit location. Update all calls.
11468 * c-common.c: Likewise.
11469 * c-decl.c: Likewise.
11470 * c-typeck.c: Likewise.
11471 * fold-const.c: Likewise.
11472 * gimplify.c: Likewise.
11473 * stmt.c: Likewise.
11474 * tree-cfg.c: Likewise.
11475 * tree-ssa-loop-niter.c: Likewise.
11476 * tree-vrp.c: Likewise.
11477 * value-prof.c: Likewise.
11479 2009-07-06 Diego Novillo <dnovillo@google.com>
11481 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11482 if it has one. Handle cases where VAR does not have an
11483 annotation or cfun is NULL.
11485 2009-07-06 Diego Novillo <dnovillo@google.com>
11487 * tree.c: Include debug.h.
11488 (initialize_tree_contains_struct): New.
11489 (init_ttree): Call it.
11490 (tree_node_structure_for_code): Factor out of ...
11491 (tree_node_structure): ... here.
11492 * treestruct.def (TS_PHI_NODE): Remove.
11493 (TS_GIMPLE_STATEMENT): Remove.
11495 2009-07-06 Diego Novillo <dnovillo@google.com>
11497 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11498 (debug_tree_chain): Handle cycles.
11500 2009-07-06 Nick Clifton <nickc@redhat.com>
11501 DJ Delorie <dj@redhat.com>
11503 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11504 __FMOVD_ENABLED__ is defined.
11506 (TARGET_FMOVD): Provide a default definition.
11507 (MASK_FMOVD): Likewise.
11508 (TARGET_CPU_CPP_BUILTINS): Define
11509 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11510 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11511 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11512 (split for DF load from memory into register): Also handle
11513 MEMs which consist of REG+DISP addressing.
11514 (split for DF store from register to memory): Likewise.
11515 (movsf_ie): Always use single fp_mode.
11516 * config/sh/sh.c (sh_override_options): Do not automatically
11517 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11518 that to the -mfmovd command line switch.
11519 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11520 (fldi_ok): Always allow.
11521 * config/sh/sh.opt (mfmovd): Remove this switch.
11522 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11524 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11525 Kaz Kojima <kkojima@gcc.gnu.org>
11527 PR rtl-optimization/30807
11528 * postreload.c (reload_combine): For every new use of REG_SUM,
11529 record the use of BASE.
11531 2009-07-06 Jan Hubicka <jh@suse.cz>
11533 * params.def: Revert my accidental commit at 2009-06-30.
11535 2009-07-04 Ian Lance Taylor <iant@google.com>
11538 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11540 (mingw_format_attribute_overrides): Likewise.
11542 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11545 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11546 don't check cfa.reg. Instead of cfa.indirect use
11547 fde && fde->drap_reg != INVALID_REGNUM test.
11549 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11551 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11553 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11556 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11558 2009-07-03 Richard Guenther <rguenther@suse.de>
11560 PR tree-optimization/40640
11561 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11564 2009-07-03 Jan Hubicka <jh@suse.cz>
11566 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11567 for size, reduce amount of inlining.
11569 2009-07-03 Richard Guenther <rguenther@suse.de>
11571 PR middle-end/34163
11572 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11573 if t +- x is known to not overflow and the conversion widens the
11575 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11577 2009-07-03 Jan Hubicka <jh@suse.cz>
11579 * ipa-pure-const.c (analyze): Update loop optimizer init.
11580 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11581 try_remove_empty_loop, remove_empty_loops): Remove.
11582 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11583 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11584 to mark regular loops as neccesary.
11585 (degenerate_phi_p): New function.
11586 (propagate_necessity, remove_dead_phis): Use it.
11587 (forward_edge_to_pdom): Likewise.
11588 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11589 virtual PHI nodes that became unreachable.
11590 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11591 * tree-flow.h (remove_empty_loops): Remove.
11592 * passes.c (init_optimization_passes): Remove.
11594 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11596 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11597 can_create_pseudo_p.
11598 (*fix_trunc<mode>_i387_1): Ditto.
11599 (*floathi<mode>2_1): Ditto.
11600 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11601 (*fistdi2_1): Ditto.
11602 (*fist<mode>2_1): Ditto.
11603 (frndintxf2_floor): Ditto.
11604 (*fist<mode>2_floor_1): Ditto.
11605 (frndintxf2_ceil): Ditto.
11606 (*fist<mode>2_ceil_1): Ditto.
11607 (frndintxf2_trunc): Ditto.
11608 (frndintxf2_mask_pm): Ditto.
11609 (fxam<mode>2_i387_with_temp): Ditto.
11610 * config/i386/sse.md (mulv16qi3): Ditto.
11611 (*sse2_mulv4si3): Ditto.
11613 (sse4_2_pcmpestr): Ditto.
11614 (sse4_2_pcmpistr): Ditto.
11616 2009-07-03 Jan Hubicka <jh@suse.cz>
11618 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11619 (mark_stmt_necessary): Set it.
11620 (mark_operand_necessary): Set it.
11621 (mark_control_dependent_edges_necessary): Set it.
11622 (mark_virtual_phi_result_for_renaming): New function.
11623 (get_live_post_dom): New function.
11624 (forward_edge_to_pdom): New function.
11625 (remove_dead_stmt): Fix handling of control dependences.
11626 (tree_dce_init): Init new bitmap.
11627 (tree_dce_done): Free it.
11629 2009-07-02 Richard Guenther <rguenther@suse.de>
11632 * tree-ssa-structalias.c (new_var_info): Initialize
11635 2009-07-02 Jan Hubicka <jh@suse.cz>
11637 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11640 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11642 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11643 instead of recomputing it. Adjust calls.
11644 (emit_store_flag): Adjust recursive calls.
11646 2009-07-02 Richard Guenther <rguenther@suse.de>
11648 * tree-ssa-live.c (remove_unused_locals): Do not remove
11650 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11651 of DECL_EXTERNAL for HEAP variables.
11652 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11653 HEAP variables. Do not adjust RESTRICT vars.
11654 (find_what_var_points_to): Nobody cares if something
11655 points to READONLY.
11657 2009-07-02 Ben Elliston <bje@au.ibm.com>
11659 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11660 pc_low and pc_high declarations to the top of the function.
11662 2009-07-01 DJ Delorie <dj@redhat.com>
11664 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11665 registers as fixed.
11666 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11667 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11668 unspecified accesses to control registers.
11669 * config/mep/intrinsics.md: Regenerate.
11670 * config/mep/intrinsics.h: Regenerate.
11671 * config/mep/mep-intrin.h: Regenerate.
11673 2009-07-01 Anthony Green <green@moxielogic.com>
11675 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11676 instruction when possible.
11677 (moxie_expand_prologue): Ditto. Also, save an instruction and
11678 some complexity by popping off of $r12 instead of $sp.
11679 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11682 2009-07-01 Richard Henderson <rth@redhat.com>
11685 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11686 contained no insns, reposition note before last insn.
11688 2009-07-01 Richard Henderson <rth@redhat.com>
11691 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11692 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11694 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11697 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11698 darwin9 for printing reg addresses with %y.
11700 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11702 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11703 truncation from operands in binary operations.
11705 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11708 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11709 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11710 subreg of op0 to the original op0.
11712 * expmed.c (store_bit_field_1): Use a temporary as the destination
11713 instead of a paradoxical subreg when we need to truncate the result.
11715 2009-07-01 DJ Delorie <dj@redhat.com>
11717 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11718 names to VLIW variants.
11719 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11720 * config/mep/intrinsics.md: Regenerate.
11721 * config/mep/intrinsics.h: Regenerate.
11722 * config/mep/mep-intrin.h: Regenerate.
11724 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11727 * jump.c (returnjump_p): Revert last patch.
11728 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11730 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11733 * pa.md (casesi32p): Use jump table label to determine the offset
11735 (casesi64p): Likewise.
11737 * pa.c (forward_branch_p): Return bool type. Use instruction
11738 addresses when available. Assert that INSN has a jump label.
11739 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11742 2009-07-01 Richard Guenther <rguenther@suse.de>
11744 PR tree-optimization/19831
11745 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11746 that only act as barriers do not make any previous stores necessary.
11747 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11748 HEAP variables global, do not add a constraint from nonlocal.
11749 (find_func_aliases): Handle escapes through return statements.
11750 (compute_points_to_sets): Make escaped HEAP variables global.
11752 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11755 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11756 after reducing a DImode cstore to SImode.
11758 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11760 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11761 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11763 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11765 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11766 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11768 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11769 and umod_optab if TARGET_BSD_DIVMOD.
11770 * config/vax/lib1funcs.asm: New file.
11771 * config/vax/t-linux: New file.
11772 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11774 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11777 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11778 to type arguments that have void type.
11781 * dwarf2out.c (gen_formal_parameter_die): Call
11782 equate_decl_number_to_die if node is different from origin.
11784 2009-06-30 Anthony Green <green@moxielogic.com>
11786 Clean up moxie port for --enable-build-with-cxx.
11787 * config/moxie/moxie.c (moxie_function_value): First two
11788 parameters are const_tree, not tree.
11789 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11790 (REG_CLASS_NAMES): Ditto.
11791 (REGNO_REG_CLASS): Ditto.
11792 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11793 (moxie_function_value): Fix constyness of arguments.
11795 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11797 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11798 finalize_size_functions before further processing.
11799 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11800 (variable_size): Call self_referential_size on size expressions
11801 that contain a PLACEHOLDER_EXPR.
11802 (size_functions): New static variable.
11803 (copy_self_referential_tree_r): New static function.
11804 (self_referential_size): Likewise.
11805 (finalize_size_functions): New global function.
11806 * tree.c: Include tree-inline.h.
11807 (push_without_duplicates): New static function.
11808 (find_placeholder_in_expr): New global function.
11809 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11811 <tcc_expression>: Likewise.
11812 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11813 the call in the expression.
11814 * tree.h (finalize_size_functions): Declare.
11815 (find_placeholder_in_expr): Likewise.
11816 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11817 (substitute_placeholder_in_expr): Update comment.
11818 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11820 (copy_tree_body_r): Likewise.
11821 (copy_tree_body): New static function.
11822 (maybe_inline_call_in_expr): New global function.
11823 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11824 (maybe_inline_call_in_expr): Declare.
11825 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11826 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11829 2009-06-30 Richard Guenther <rguenther@suse.de>
11831 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11833 (propagate_necessity): Do not mark reaching defs of stores
11836 2009-06-30 Jan Hubicka <jh@suse.cz>
11838 * cfgloopanal.c (check_irred): Move into ...
11839 (mark_irreducible_loops): ... here; return true if ireducible
11841 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11842 (analyze_function): Try to prove loop finiteness.
11843 * cfgloop.h (mark_irreducible_loops): Update prototype.
11844 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11846 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11848 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11850 2009-06-30 Ira Rosen <irar@il.ibm.com>
11852 PR tree-optimization/40542
11853 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11856 2009-06-30 Martin Jambor <mjambor@suse.cz>
11858 PR tree-optimization/40582
11859 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11860 than useless_type_conversion_p.
11861 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11864 2009-06-30 Martin Jambor <mjambor@suse.cz>
11866 PR middle-end/40554
11867 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11869 2009-06-30 Richard Guenther <rguenther@suse.de>
11871 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11872 use ao_ref references.
11873 (walk_aliased_vdefs): Likewise.
11874 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11875 * tree-ssa-dce.c (struct ref_data): Remove.
11876 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11877 (mark_aliased_reaching_defs_necessary): Adjust.
11878 (mark_all_reaching_defs_necessary_1): Likewise.
11880 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11883 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11884 (emit_store_flag_1): Extract from emit_store_flag, adjust
11885 calls to (what now is) emit_cstore.
11886 (emit_store_flag): Call emit_store_flag_1 and also use it
11887 for what used to be recursive calls.
11889 2009-06-30 Wei Guozhi <carrot@google.com>
11892 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11893 if the target bb post dominates from bb.
11894 * config/i386/i386.c (memory_address_length): Check existence of base
11895 register before using it.
11897 2009-06-30 Nick Clifton <nickc@redhat.com>
11898 DJ Delorie <dj@redhat.com>
11900 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11901 __FMOVD_ENABLED__ is defined.
11903 (TARGET_FMOVD): Provide a default definition.
11904 (MASK_FMOVD): Likewise.
11905 (TARGET_CPU_CPP_BUILTINS): Define
11906 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11907 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11908 two fmov instructions depending upon whether TARGET_FMOVD is
11910 (split for DF load from memory into register): Also handle
11911 MEMs which consist of REG+DISP addressing.
11912 (split for DF store from register to memory): Likewise.
11913 * config/sh/sh.opt (mfmovd): Remove this switch.
11914 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11915 * config/sh/sh.c (sh_override_options): Do not automatically
11916 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11917 that to the -mfmovd command line switch.
11919 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11921 (fldi_ok): Always allow.
11922 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11924 2009-06-29 DJ Delorie <dj@redhat.com>
11926 * doc/install.texi (mep-x-elf): Correct chip's full name.
11928 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11930 * doc/extend.texi: Fix typo.
11932 2009-06-29 Tom Tromey <tromey@redhat.com>
11934 * dwarf2.h: Remove.
11935 * Makefile.in (DWARF2_H): New variable.
11936 (except.o): Use it.
11937 (dwarf2out.o): Likewise.
11938 (dwarf2asm.o): Likewise.
11939 * config/i386/t-i386: Use DWARF2_H.
11940 * except.c: Include elf/dwarf2.h.
11941 * unwind-dw2.c: Include elf/dwarf2.h.
11942 * dwarf2out.c: Include elf/dwarf2.h.
11943 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11944 <dtprel>: New field.
11945 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11946 (size_of_loc_descr): Likewise.
11947 (output_loc_operands_raw): Likewise.
11948 (output_loc_operands): Handle new dtprel field.
11949 (loc_checksum): Update.
11950 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11951 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11952 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11953 * dwarf2asm.c: Include elf/dwarf2.h.
11954 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11955 * config/mmix/mmix.c: Include elf/dwarf2.h.
11956 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11957 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11958 * config/sh/sh.c: Include elf/dwarf2.h.
11959 * config/i386/i386.c: Include elf/dwarf2.h.
11961 2009-06-29 DJ Delorie <dj@redhat.com>
11963 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11965 * doc/extend.texi: Add MeP attributes and pragmas.
11966 * doc/invoke.text: Add MeP Options.
11967 * doc/contrib.texi: Add MeP contribution.
11968 * doc/md.texi: Add MeP constraints.
11969 * doc/install.texi: Add MeP target.
11971 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11973 * target.h (struct gcc_target): Add frame_pointer_required field.
11974 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11975 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11976 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11978 * reload1.c (update_eliminables): (Ditto.).
11979 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11980 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11981 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11983 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11985 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11986 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11987 (arm_frame_pointer_required): New function.
11989 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11990 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11991 (avr_frame_pointer_required_p): Declare as static.
11992 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11994 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11995 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11996 (bfin_frame_pointer_required): Make as static, change return type
11998 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
12000 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
12001 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12002 (cris_frame_pointer_required): New function.
12004 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
12006 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
12007 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12008 (fr30_frame_pointer_required): New function.
12010 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
12011 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12012 (frv_frame_pointer_required): Make as static, change return type
12014 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
12016 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
12017 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12018 (ix86_frame_pointer_required): Make as static, change return type to
12020 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
12022 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
12023 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12025 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
12027 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
12029 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
12031 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
12032 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12033 (mips_frame_pointer_required): Make as static.
12034 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
12036 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
12037 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12038 (mmix_frame_pointer_required): Mew function.
12040 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
12041 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12043 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12045 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12047 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12049 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12050 (CAN_ELIMINATE): Redefine.
12051 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12052 (sparc_frame_pointer_required): New function.
12053 (sparc_can_eliminate): New function.
12054 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12056 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12057 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12059 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12060 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12061 (xtensa_frame_pointer_required): Make as static, change return type
12063 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12066 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12068 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12069 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12070 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12071 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12072 (register_callback): Handle PLUGIN_START_UNIT.
12073 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12075 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12077 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12079 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12080 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12082 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12084 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12087 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12089 * doc/extend.texi (Additional Floating Types): __float128 is also
12090 supported on i386 targets.
12092 2009-06-29 Richard Guenther <rguenther@suse.de>
12094 PR middle-end/14187
12095 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12097 (pt_solutions_same_restrict_base): Declare.
12098 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
12100 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
12101 (make_constraint_from, make_copy_constraint): Move earlier.
12102 (make_constraint_from_heapvar): New function.
12103 (make_constraint_from_restrict): Likewise.
12104 (handle_lhs_call): Use it.
12105 (find_func_aliases): Use it to track conversions to restrict
12106 qualified pointers.
12107 (struct fieldoff): Add only_restrict_pointers flag.
12108 (push_fields_onto_fieldstack): Initialize it.
12109 (create_variable_info_for): Track global restrict qualified pointers.
12110 (intra_create_variable_infos): Use make_constraint_from_heapvar.
12111 Track restrict qualified pointer arguments.
12112 (set_uids_in_ptset): Use varinfo is_global_var flag.
12113 (find_what_var_points_to): Set the vars_contains_restrict flag.
12114 Always create the points-to solution for sets including restrict tags.
12115 (pt_solutions_same_restrict_base): New function.
12116 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
12117 qualified pointers use pt_solutions_same_restrict_base as
12118 additional source for disambiguation.
12120 2009-06-29 Richard Guenther <rguenther@suse.de>
12122 PR middle-end/38212
12123 * alias.c (find_base_decl): Remove.
12124 (get_deref_alias_set_1): Remove restrict handling.
12125 * c-common.c (c_apply_type_quals_to_decl): Do not set
12126 DECL_POINTER_ALIAS_SET.
12127 * gimplify.c (find_single_pointer_decl_1): Remove.
12128 (find_single_pointer_decl): Likewise.
12129 (internal_get_tmp_var): Remove restrict handling.
12130 (gimple_regimplify_operands): Likewise.
12131 * omp-low.c (expand_omp_atomic_pipeline): Do not set
12132 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
12133 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
12134 * tree.c (restrict_base_for_decl): Remove.
12135 (init_ttree): Do not allocate it.
12136 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
12137 LABEL_DECL_UID for label decls.
12138 (copy_node_stat): Do not copy restrict information.
12139 (decl_restrict_base_lookup): Remove.
12140 (decl_restrict_base_insert): Likewise.
12141 (print_restrict_base_statistics): Likewise.
12142 (dump_tree_statistics): Do not call print_restrict_base_statistics.
12143 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
12144 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
12145 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
12146 (LABEL_DECL_UID): Adjust.
12147 (DECL_BASED_ON_RESTRICT_P): Remove.
12148 (DECL_GET_RESTRICT_BASE): Likewise.
12149 (SET_DECL_RESTRICT_BASE): Likewise.
12150 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
12152 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
12153 instead of DECL_POINTER_ALIAS_SET.
12154 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12155 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
12156 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
12158 2009-06-29 Richard Guenther <rguenther@suse.de>
12160 PR tree-optimization/40579
12161 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
12162 the IL to simplify has constants that overflowed.
12164 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
12166 PR tree-optimization/40550
12167 * tree-vect-generic.c (expand_vector_operations_1): Compute in
12168 vector_compute_type only when the size of vector_compute_type is
12169 less than the size of type.
12171 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
12173 * fold-const.c (contains_label_1): Fix comments.
12174 (contains_label_p): Do not walk trees multiple time.
12176 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12178 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
12179 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
12180 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
12181 ix86_fp_comparison_operator.
12182 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
12183 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
12184 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
12185 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
12186 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
12187 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
12188 (related splits): Change predicate to ix86_fp_comparison_operator.
12189 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
12190 instead of ix86_fp_comparison_codes.
12191 (ix86_trivial_fp_comparison_operator,
12192 ix86_fp_comparison_operator): New.
12193 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
12194 (ix86_expand_compare): Eliminate last two parameters.
12195 (ix86_fp_jump_nontrivial_p): Kill.
12196 * config/i386/i386.c (put_condition_code): Eliminate call to
12197 ix86_fp_comparison_codes and subsequent assertion.
12198 (ix86_fp_comparison_codes): Eliminate.
12199 (ix86_fp_swap_condition): New.
12200 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
12201 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
12202 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
12203 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
12204 and ix86_fp_swap_condition.
12205 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
12206 Use ix86_fp_comparison_strategy.
12207 (ix86_expand_compare): Likewise. Eliminate last two arguments.
12208 (ix86_fp_jump_nontrivial_p): Eliminate.
12209 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
12210 call to ix86_expand_compare.
12211 (ix86_split_fp_branch, ix86_expand_setcc,
12212 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
12213 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
12215 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12217 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
12218 related to jump_clobbers.
12219 * config/arm/arm.md (conds): Remove jump_clob case.
12220 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
12221 splits): Change comparison_operator to arm_comparison_operator.
12222 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
12225 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12227 * dojump.c (do_compare_rtx_and_jump): Try swapping the
12228 condition for floating point modes.
12229 * expmed.c (emit_store_flag_1): Move here a bigger part
12230 of emit_store_flag.
12231 (emit_store_flag): Try swapping the condition for floating point
12233 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
12235 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12237 * expr.c (expand_expr_real_1): Just use do_store_flag.
12238 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
12239 emit_store_flag_force.
12240 * expmed.c (emit_store_flag_force): Copy here trick
12241 previously in expand_expr_real_1. Try reversing the comparison.
12242 (emit_store_flag_1): Work if target is NULL.
12243 (emit_store_flag): Work if target is NULL, using the result mode
12244 from the comparison. Use split_comparison, restructure final part
12245 to simplify conditionals.
12247 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12249 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
12250 * dojump.c (do_jump): Change handling of floating-point
12251 ops to use just do_compare_and_jump.
12252 (split_comparison): New.
12253 (do_compare_rtx_and_jump): Add here logic coming previously
12254 in do_jump, using split_comparison.
12256 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12259 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12261 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12263 * tree-ssa-alias.c: Fix unintentional commit.
12265 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12267 * passes.c (execute_one_pass): Fix unintentional commit.
12269 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12271 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12272 (df_rd_local_compute, df_md_local_compute): Inline them.
12274 (df_md_scratch): New.
12275 (df_md_alloc, df_md_free): Allocate/free it.
12276 (df_md_local_compute): Only include live registers in init.
12277 (df_md_transfer_function): Prune the in-set computed by
12278 the confluence function, and the gen-set too.
12280 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12282 PR rtl-optimization/26854
12283 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12284 * df-problems.c (df_rd_add_problem): Fix comment.
12285 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12286 df_md_simulate_artificial_defs_at_top,
12287 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12288 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12289 df_md_transfer_function, df_md_init, df_md_confluence_0,
12290 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12291 problem_MD, df_md_add_problem): New.
12292 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12293 df_md_get_bb_info): New.
12294 (DF_LAST_PROBLEM_PLUS1): Adjust.
12296 * Makefile.in (fwprop.o): Include domwalk.h.
12297 * fwprop.c: Include domwalk.h.
12298 (reg_defs, reg_defs_stack): New.
12299 (bitmap_only_bit_between): Remove.
12300 (process_defs): New.
12301 (process_uses): Use reg_defs and local_md instead of
12302 bitmap_only_bit_between and local_rd.
12303 (single_def_use_enter_block): New, from build_single_def_use_links.
12304 (single_def_use_leave_block): New.
12305 (build_single_def_use_links): Remove code moved to
12306 single_def_use_enter_block, invoke domwalk.
12307 (use_killed_between): Adjust comment.
12309 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12311 * bitmap.h (bitmap_ior_and_into): New.
12312 * bitmap.c (bitmap_ior_and_into): New.
12314 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12316 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12317 before_dom_children_before_stmts and after_dom_children_after_stmts.
12318 Rename the two remaining callbacks to just before_dom_children and
12319 after_dom_children. Remove other GIMPLE statement walking bits.
12320 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12321 * graphite.c: Do not include domwalk.h.
12322 * tree-into-ssa.c (interesting_blocks): New global.
12323 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12324 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12325 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12326 now that they're not domwalk callbacks.
12327 (rewrite_initialize_block): Rename to...
12328 (rewrite_enter_block): ... this, place after called functions. Test
12329 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12330 (rewrite_finalize_block): Rename to...
12331 (rewrite_leave_block): ... this, place after called functions.
12332 (rewrite_update_init_block): Rename to...
12333 (rewrite_update_enter_block): ... this, place after called functions.
12334 Test interesting_blocks, call rewrite_update_stmt and
12335 rewrite_update_phi_arguments.
12336 (rewrite_update_fini_block): Rename to...
12337 (rewrite_leave_block): ... this, place after called functions.
12338 (rewrite_blocks): Remove last argument, simplify initialization of
12340 (mark_def_sites_initialize_block): Rename to...
12341 (mark_def_sites_block): ... this, call mark_def_sites.
12342 (mark_def_sites_blocks): Remove argument, simplify initialization of
12344 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12345 (update_ssa): Likewise.
12346 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12348 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12349 (dom_opt_initialize_block): Rename to...
12350 (dom_opt_enter_block): ... this, place after called functions. Walk
12351 statements here, inline propagate_to_outgoing_edges.
12352 (dom_opt_finalize_block): Rename to...
12353 (dom_opt_leave_block): ... this, place after called functions.
12354 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12356 (dse_enter_block, dse_record_phi): New.
12357 (dse_record_phis): Delete.
12358 (dse_finalize_block): Rename to...
12359 (dse_leave_block): ... this.
12360 (tree_ssa_dse): Simplify initialization of walk_data.
12361 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12362 Adjust initialization of walk_data.
12363 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12364 * tree-ssa-loop-phiopt.c (get_non_trapping):
12365 Adjust initialization of walk_data.
12366 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12367 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12368 it's not a domwalk callback.
12369 (uncprop_initialize_block): Rename to...
12370 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12371 (dse_finalize_block): Rename to...
12372 (dse_leave_block): ... this.
12373 (tree_ssa_uncprop): Simplify initialization of walk_data.
12374 * Makefile.in: Adjust dependencies.
12376 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12378 * arm.md (casesi): Fix test for Thumb1.
12379 (thumb1_casesi_internal_pic): Likewise.
12380 (thumb1_casesi_dispatch): Likewise.
12382 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12384 * config/arm/arm-cores.def: Added core cortex-m0.
12385 * config/arm/arm-tune.md: Regenerated.
12386 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12388 2009-06-26 DJ Delorie <dj@redhat.com>
12390 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12392 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12393 the scheduler doesn't tag jump insns.
12395 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12397 * c-decl.c (merge_decls): Re-indent.
12399 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12402 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12403 Special-case decimal float constants.
12405 2009-06-26 Richard Henderson <rth@redhat.com>
12407 * function.h (struct function): Add cannot_be_copied_reason,
12408 and cannot_be_copied_set.
12409 * tree-inline.c (has_label_address_in_static_1): Rename from
12410 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12411 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12412 don't set inline_forbidden_reason.
12413 (copy_forbidden): New function, split out of inline_forbidden_p.
12414 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12415 (inline_forbidden_p): Use copy_forbidden.
12416 (tree_versionable_function_p): Likewise.
12417 (inlinable_function_p): Merge into tree_inlinable_function_p.
12418 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12419 * ipa-cp.c (ipcp_versionable_function_p): New function.
12420 (ipcp_cloning_candidate_p): Use it.
12421 (ipcp_node_modifiable_p): Likewise.
12423 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12425 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12426 that is marked not to be inlined. Remove flag_mudflap use.
12427 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12428 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12430 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12433 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12434 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12436 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12438 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12440 (__mingwthr_remove_key_dtor): Likewise.
12442 2009-06-26 Richard Guenther <rguenther@suse.de>
12444 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12446 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12448 PR middle-end/40525
12449 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12450 try the non-cond_exec path also.
12452 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12455 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12456 (output_cbranch): Use new functions.
12457 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12460 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12461 Pat Haugen <pthaugen@us.ibm.com>
12462 Revital Eres <ERES@il.ibm.com>
12464 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12465 for %c error. Add %x support to print VSX registers as a unified
12466 register set, instead of separate float and altivec registers.
12467 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12468 %y case, and add support for VSX pre-modify addresses.
12469 (output_toc): Add assert for CONST containing an integer constant
12471 (rs6000_adjust_cost): Add POWER7 support.
12472 (insn_must_be_first_in_group): Ditto.
12473 (insn_must_be_last_in_group): Ditto.
12474 (rs6000_emit_popcount): Ditto.
12475 (rs6000_vector_mode_supported_p): Ditto.
12477 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12478 Change some of the functions called by macros to being called
12479 through a pointer, so debug functions can be inserted if
12480 -mdebug=addr or -mdebug=cost.
12481 (rs6000_preferred_reload_class_ptr): Ditto.
12482 (rs6000_secondary_reload_class_ptr): Ditto.
12483 (rs6000_secondary_memory_needed_ptr): Ditto.
12484 (rs6000_cannot_change_mode_class_ptr): Ditto.
12485 (rs6000_secondary_reload_inner): Ditto.
12486 (rs6000_legitimize_reload_address): Ditto.
12487 (rs6000_legitimize_reload_address_ptr): Ditto.
12488 (rs6000_mode_dependent_address): Ditto.
12489 (rs6000_mode_dependent_address_ptr): Ditto.
12491 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12492 function to return true if the mode allows reg + integer
12494 (virtual_stack_registers_memory_p): New function to return true if
12495 the address refers to a virtual stack register.
12496 (rs6000_legitimate_offset_address_p): Move code to say whether a
12497 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12499 (rs6000_legitimate_address_p): Add checks for modes that only can
12500 do reg+reg addressing. Start adding VSX support.
12501 (rs6000_legitimize_reload_address): Ditto.
12502 (rs6000_legitimize_address): Ditto.
12503 (rs6000_debug_legitimate_address_p): New debug functions for
12504 -mdebug=addr and -mdebug=cost.
12505 (rs6000_debug_rtx_costs): Ditto.
12506 (rs6000_debug_address_costs): Ditto.
12507 (rs6000_debug_adjust_cost): Ditto.
12508 (rs6000_debug_legitimize_address): Ditto.
12509 (rs6000_legitimize_reload_address_ptr): Point to call normal
12510 function or debug function. Make functions called via pointer
12512 (rs6000_mode_dependent_address_ptr): Ditto.
12513 (rs6000_secondary_reload_class_ptr): Ditto.
12514 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12515 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12516 into a friendlier error.
12517 (rs6000_init_builtins): Add initial VSX support.
12518 (rs6000_adjust_cost): Fix some spacing issues.
12520 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12521 (REG_CLASS_NAMES): Ditto.
12522 (REG_CLASS_CONTENTS): Ditto.
12523 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12524 pointer, to add -mdebug=addr support.
12525 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12526 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12527 -mdebug=addr support.
12528 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12529 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12530 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12532 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12534 (bswapsi*): Set attribute types for load/store. Add combiner
12535 patterns to eliminate zero extend on 64-bit.
12536 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12537 stdbrx if the hardware supports those instructions.
12539 2009-06-25 Ian Lance Taylor <iant@google.com>
12541 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12542 (Link Options): Document -static-libstdc++.
12544 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12547 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12548 DATA_ALIGNMENT instead.
12550 2009-06-25 Richard Guenther <rguenther@suse.de>
12552 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12553 indirect references against the callused/escaped solutions.
12554 (call_may_clobber_ref_p_1): Likewise.
12556 2009-06-25 Martin Jambor <mjambor@suse.cz>
12558 PR tree-optimization/40493
12559 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12560 (enum unscalarized_data_handling): New type.
12561 (handle_unscalarized_data_in_subtree): Return what has been done.
12562 (load_assign_lhs_subreplacements): Handle left flushes differently.
12563 (sra_modify_assign): Use unscalarized_data_handling, simplified
12564 condition determining whether to remove the statement.
12566 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12568 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12569 excerpt - @ should be doubled for texinfo.
12571 2009-06-24 Ian Lance Taylor <iant@google.com>
12573 * config/arc/arc.c: Include "df.h".
12574 (arc_attribute_table): Make static. Move higher in file.
12575 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12576 (output_shift): Initialize n later to avoid warning.
12577 * config/arm/arm.c (arm_attribute_table): Make static. Move
12579 * config/avr/avr.c (avr_attribute_table): Make static. Move
12581 (reg_class_tab): Change array type from int to enum reg_class.
12582 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12584 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12585 (lshrhi3_out): Likewise.
12586 (class_likely_spilled_p): Change return type to bool.
12587 (avr_rtx_costs): Use local code variable with enum type.
12588 * config/avr/avr.md (movmemhi): Use add_reg_note.
12589 (andhi3, andsi3): Don't use AS2 with "and".
12590 (iorhi3, iorsi3): Don't use AS2 with "or".
12591 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12592 * config/crx/crx.c: Include "df.h".
12593 (crx_attribute_table): Make static.
12594 * config/m32r/m32r.c: Include "df.h".
12595 (m32r_attribute_table): Make static. Move higher in file.
12596 (pop): Use add_reg_note.
12597 (block_move_call): Change 0 to LCT_NORMAL in function call.
12598 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12599 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12600 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12601 declare, not just when TREE_CODE is defined.
12602 * config/m68hc11/m68hc11.c: Include "expr.h".
12603 (m68hc11_attribute_table): Make static. Move higher in file.
12604 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12606 (m68hc11_register_indirect_p): Likewise.
12607 (m68hc11_function_arg_padding): Change return type to enum
12609 (emit_move_after_reload): Use add_reg_note.
12610 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12611 (m68hc11_split_logical): Likewise.
12612 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12614 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12615 to VOIDmode in function call.
12616 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12618 (m68hc11_split_logical): Update declaration.
12619 (m68hc11_function_arg_padding): Update declaration.
12620 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12621 to array of enum reg_class.
12622 (mcore_attribute_table): Make static. Move higher in file.
12623 (mcore_rtx_costs): Add cast to enum type.
12624 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12625 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12626 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12628 * config/sh/predicates.md (trapping_target_operand): Rename and to
12630 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12632 * config/spu/spu.c (spu_attribute_table): Make static. Move
12634 * config/v850/v850.c (v850_attribute_table): Make static. Move
12636 (v850_rtx_costs): Use local code with enum type.
12637 (expand_epilogue): Add cast.
12638 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12640 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12643 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12644 -m2a-single-only and -m2a-nofpu.
12645 * config/sh/sh.opt: Document m2a generates FPU code.
12647 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12649 * defaults.h (CAN_ELIMINATE): Provide default.
12650 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12651 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12652 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12653 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12654 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12655 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12656 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12657 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12658 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12659 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12661 2009-06-24 DJ Delorie <dj@redhat.com>
12663 * mep-ext-cop.cpu: Fix copyright notice.
12664 * mep-default: Fix copyright notice.
12665 * mep-core: Fix copyright notice.
12666 * mep: Fix copyright notice.
12667 * mep-ivc2: Fix copyright notice.
12668 * mep-c5: Fix copyright notice.
12670 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12672 * doc/contrib.texi (Contributors):
12674 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12676 PR middle-end/40501
12677 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12678 src and dst operands if necessary.
12680 2009-06-23 DJ Delorie <dj@redhat.com>
12683 * config.gcc: Add mep support.
12684 * recog.c: Resurrect validate_replace_rtx_subexp().
12685 * recog.h: Likewise.
12686 * config/mep/: Add new port:
12687 * config/mep/constraints.md: New file.
12688 * config/mep/default.h: New file.
12689 * config/mep/intrinsics.h: New file.
12690 * config/mep/intrinsics.md: New file.
12691 * config/mep/ivc2-template.h: New file.
12692 * config/mep/mep-c5.cpu: New file.
12693 * config/mep/mep-core.cpu: New file.
12694 * config/mep/mep-default.cpu: New file.
12695 * config/mep/mep-ext-cop.cpu: New file.
12696 * config/mep/mep-intrin.h: New file.
12697 * config/mep/mep-ivc2.cpu: New file.
12698 * config/mep/mep-lib1.asm: New file.
12699 * config/mep/mep-lib2.c: New file.
12700 * config/mep/mep-pragma.c: New file.
12701 * config/mep/mep-protos.h: New file.
12702 * config/mep/mep-tramp.c: New file.
12703 * config/mep/mep.c: New file.
12704 * config/mep/mep.cpu: New file.
12705 * config/mep/mep.h: New file.
12706 * config/mep/mep.md: New file.
12707 * config/mep/mep.opt: New file.
12708 * config/mep/predicates.md: New file.
12709 * config/mep/t-mep: New file.
12711 2009-06-23 Ian Lance Taylor <iant@google.com>
12713 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12714 from loose_warn into c_loose_warn and from strict_warn into
12715 c_strict_warn. Set and substitute warn_cxxflags. Check for
12716 --enable-build-with-cxx. Set and substitute
12717 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12718 * Makefile.in (CXXFLAGS): New variable.
12719 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12720 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12721 the default is the same as $(STRICT_WARN).
12722 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12723 (CXX): New variable.
12724 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12725 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12726 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12727 (HOST_LIBS): New variable.
12728 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12729 (ALL_CXXFLAGS): New variable.
12730 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12731 * doc/install.texi (Configuration): Document
12732 --enable-build-with-cxx, --with-stage1-ldflags,
12733 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12734 * configure: Rebuild.
12736 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12738 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12739 from previous commit.
12741 2009-06-23 Ian Lance Taylor <iant@google.com>
12743 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12745 2009-06-23 Ian Lance Taylor <iant@google.com>
12747 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12748 with ATTRIBUTE_UNUSED.
12750 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12751 Pat Haugen <pthaugen@us.ibm.com>
12752 Revital Eres <eres@il.ibm.com>
12754 * config.in (HAVE_AS_POPCNTD): Add default definition.
12755 (HAVE_AS_LWSYNC): Ditto.
12757 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12759 (gcc_cv_as_powerpc_cmpb): Ditto.
12760 (gcc_cv_as_powerpc_dfp): Ditto.
12761 (gcc_cv_as_powerpc_vsx): Ditto.
12762 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12763 supporting the popcntd/lwsync instructions.
12764 (gcc_cv_as_powerpc_lwsync): Ditto.
12765 * configure: Regenerate.
12767 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12768 -mcpu=native and -mcpu=power7.
12769 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12771 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12772 a variable instead of a mask to reduce the number of mask bits.
12773 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12774 (-mbit-word): Ditto.
12775 (-mregnames): Ditto.
12776 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12777 (-mfused-madd): Ditto.
12779 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12781 (-mvsx): New switch for VSX instructions.
12782 (-misel): Move from a variable to a mask to allow it to be set by
12785 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12786 function declaration to an array declaration.
12787 (rs6000_hard_regno_nregs): New external array declaration.
12789 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12790 files included by rs6000.md.
12792 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12793 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12795 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12797 (rs6000_debug_reg): New -mdebug= variables.
12798 (rs6000_debug_addr): Ditto.
12799 (rs6000_debug_cost): Ditto.
12800 (rs6000_pmode): New variable to hold Pmode.
12801 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12802 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12803 calculated at compiler start.
12804 (rs6000_hard_regno_nregs): Change function to an array which holds
12805 HARD_REGNO_NREGS calculated at compiler start.
12806 (rs6000_explicit_options): Delete isel field.
12807 (rs6000_vector_unit): New array to hold which vector unit
12808 supports arithmetic options for a given type.
12809 (rs6000_vector_mem): New array to hold which vector unit supports
12810 memory reference operations for a given type.
12811 (rs6000_vector_align): New array to given the alignment of each
12813 (power7_cost): New basic costs for power7.
12814 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12815 (rs6000_hard_regno_nregs_internal): New function, moved from
12816 HARD_REGNO_NREGS, to calculate the number of registers each hard
12817 register takes for each type.
12818 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12819 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12820 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12821 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12822 unit information here so it is calculated once at compiler startup
12824 (rs6000_override_options): Make -misel a target mask. Add more
12825 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12826 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12828 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12829 (rs6000_handle_option): Move -misel from variable to target mask.
12830 (rs6000_builtin_mask_for_load): Add VSX support.
12831 (rs6000_conditional_register_usage): Ditto.
12832 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12833 (function_arg_boundary): Ditto.
12834 (rs6000_expand_builtin): Ditto.
12835 (def_builtin): Make abort message a little friendlier.
12836 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12838 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12839 assembler support the popcntd instruction instead of a vsx
12840 instruction to enable power7 support.
12841 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12842 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12843 option to the assembler if -mcpu=native.
12844 (ASM_CPU_NATIVE_SPEC): Ditto.
12845 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12847 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12848 the lwsync instruction.
12849 (enum processor_type): Add PROCESSOR_POWER7.
12850 (rs6000_debug_reg): New -mdebug= options.
12851 (rs6000_debug_addr): Ditto.
12852 (rs6000_debug_cost): Ditto.
12853 (rs6000_isel): Delete.
12854 (enum rs6000_vector): New enum to say what vector unit we have.
12855 (VECTOR_UNIT_*): New macros to say which vector unit has
12856 arithmetic operations for a given type.
12857 (VECTOR_MEM_*): New macros to say which vector unit has memory
12858 operations for a given type.
12859 (TARGET_LDBRX): Whether the machine supports the ldbrx
12861 (TARGET_ISEL): Delete, -misel moved to be a mask.
12862 (TARGET_ISEL64): New macro for 64-bit isel support.
12863 (UNITS_PER_VSX_WORD): New macro.
12864 (POINTER_SIZE): Move to be an external variable, rather than
12865 calculating whether we are generating 32 ot 64-bit code.
12867 (STACK_BOUNDARY): Add VSX support.
12868 (LOCAL_ALIGNMENT): Ditto.
12869 (SLOW_UNALIGNED_ACCESS): Ditto.
12870 (VSX_REGNO_P): New macro for VSX support.
12871 (VFLOAT_REGNO_P): Ditto.
12872 (VINT_REGNO_P): Ditto.
12873 (VLOGICAL_REGNO_P): Ditto.
12874 (VSX_VECTOR_MODE): Ditto.
12875 (VSX_SCALAR_MODE): Ditto.
12877 (VSX_MOVE_MODE): Ditto.
12878 (VSX_REG_CLASS_P): Ditto.
12879 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12881 (UNITS_PER_SIMD_WORD): Add VSX support.
12882 (MODES_TIEABLE_P): Ditto.
12883 (STARTING_FRAME_OFFSET): Ditto.
12884 (STACK_DYNAMIC_OFFSET): Ditto.
12885 (EPILOGUE_USES): Ditto.
12886 (REGNO_REG_CLASS): Move to array lookup.
12887 (CLASS_MAX_NREGS): Ditto.
12888 (rs6000_vector_reg_class): Add declaration.
12889 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12890 overlap with the floating point and Altivec registers.
12892 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12894 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12895 give the appropriate asm switches if -mcpu=native.
12896 (host_detect_local_cpu): Add support for "asm".
12897 (host_detect_local_cpu): Follow GNU code guidelines for name.
12899 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12900 -mbit-word to a variable instead of being a target mask.
12902 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12903 emit the lwsync instruction instead of emitting the instruction as
12904 an integer constant.
12906 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12907 fixuns_trundfsi2, move expander into rs6000.md.
12909 * config/rs6000/rs6000.md (cpu): Add power7.
12910 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12911 (logical predicate patterns): Change the single instruction
12912 primitives that set CR0 to be fast_compare instead of compare.
12914 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12915 (popcntddi2): Ditto.
12916 (popcount<mode>): Ditto.
12917 (floating multiply/add insns): Name the floating point
12918 multiply/add insns.
12919 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12920 (isel_unsigned_<mode>): Ditto.
12921 (fixuns_trundfsi2): Move expander here from spe.md.
12922 (smindi3): Define if we have -misel on 64-bit systems.
12927 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12929 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12931 * config/avr/avr.c (avr_current_device): New variable.
12932 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12933 (avr_arch, mcu_type_s): Move to avr.h.
12934 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12935 default_data_section_start fields.
12936 (avr_arch): Moved from avr.c.
12937 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12938 library_name fields.
12939 (avr_current_device, avr_mcu_types, avr_arch_types,
12940 avr_device_to_arch, avr_device_to_data_start,
12941 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12942 (EXTRA_SPEC_FUNCTIONS): Define.
12943 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12944 options mapping. Use device_to_arch and device_to_data_start insted.
12945 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12946 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12947 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12948 * config/avr/driver-avr.c: New file.
12949 * config/avr/avr-devices.c: New file.
12951 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12953 * var-tracking.c (unshare_variable): Force initialized to
12954 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12955 (set_variable_part): Likewise.
12956 (struct variable_union_info): Remove pos_src field.
12957 (vui_vec, vui_allocated): New variables.
12958 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12959 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12960 == 1 use a simpler sorting algorithm. Compute pos field right
12961 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12962 Avoid quadratic comparison if !flag_var_tracking_uninit.
12963 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12964 unshare_variable unconditionally.
12965 (dataflow_set_different_2): Removed.
12966 (dataflow_set_different): Don't traverse second hash table.
12967 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12968 unconditionally to var_reg_set or var_mem_set.
12969 (emit_notes_in_bb): Likewise.
12970 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12972 (emit_note_insn_var_location): Don't set initialized to
12973 VAR_INIT_STATUS_INITIALIZED early.
12974 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12976 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12978 * tree-object-size.c (addr_object_size): Instead of checking
12979 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12980 are no FIELD_DECLs following it.
12982 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12984 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12985 order to match bswaps with signed source operands.
12987 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12989 * sdbout.c (sdbout_one_type): Fix braces in switch.
12991 2009-06-23 Richard Guenther <rguenther@suse.de>
12993 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12995 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12996 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12997 var_callused, callused_tree, var_storedanything, storedanything_tree,
12998 var_integer, integer_tree): Remove global variables.
12999 (new_var_info): Do not pass new id, append the new var to the
13000 global variable vector.
13001 (do_ds_constraint): Use is_global_var member of the variable-info.
13002 (new_scalar_tmp_constraint_exp): Adjust.
13003 (create_function_info_for): Likewise.
13004 (create_variable_info_for): Likewise.
13005 (find_what_var_points_to): Remove dead code.
13006 (init_base_vars): Simplify.
13007 (compute_points_to_sets): Adjust.
13009 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13011 * combine.c (try_combine): Dump information about the insns we're
13014 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13016 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
13017 check when calling force_to_mode on TRUNCATE's operand.
13019 2009-06-22 Ian Lance Taylor <iant@google.com>
13021 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
13023 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13025 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
13027 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13029 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
13030 override library linkage flags such as -static-libgcc or
13033 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13035 * config/m68k/m68k-devices.def: Add line for MCF5221x.
13037 2009-06-22 Ian Lance Taylor <iant@google.com>
13039 * config/linux.opt: Put mglibc ahead of muclibc.
13041 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
13042 for duplicate decls.
13044 2009-06-22 Matthias Klose <doko@ubuntu.com>
13046 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13048 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13051 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13052 instead of NULL if a parser error occurs.
13054 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13056 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13057 non-DWARF2_DEBUGGING_INFO version.
13059 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13061 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13062 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13064 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13065 (LIBGCC2_TF_CEXT): Define.
13068 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13071 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13073 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13075 * config/arm/arm.c (arm_override_options): Disable
13076 -mcaller-super-interworking and -mcallee-super-interworking.
13077 * doc/invoke.texi (ARM Options): Document this.
13079 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13081 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13082 * config/arm/constraints.md (j): New constraint for movw operands.
13083 (N): Remove thumb2 meaning.
13084 * config/arm/arm.md (*arm_movw): Delete.
13085 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13086 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13087 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13089 2009-06-22 Martin Jambor <mjambor@suse.cz>
13091 PR tree-optimization/40492
13092 * tree-sra.c (sra_modify_assign): Pass zero offsets to
13093 build_ref_for_offset.
13095 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
13097 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
13098 JUMP_TABLE_DATA_P predicates where applicable.
13099 * auto-inc-dec.c: Ditto.
13100 * builtins.c: Ditto.
13101 * caller-save.c: Ditto.
13103 * cfgcleanup.c: Ditto.
13104 * cfglayout.c: Ditto.
13106 * combine.c: Ditto.
13107 * combine-stack-adj.c: Ditto.
13111 * df-scan.c: Ditto.
13113 * dwarf2asm.c: Ditto.
13114 * dwarf2out.c: Ditto.
13115 * emit-rtl.c: Ditto.
13121 * function.c: Ditto.
13124 * genpreds.c: Ditto.
13125 * genrecog.c: Ditto.
13127 * ira-costs.c: Ditto.
13128 * ira-lives.c: Ditto.
13130 * loop-iv.c: Ditto.
13131 * lower-subreg.c: Ditto.
13132 * modulo-sched.c: Ditto.
13134 * postreload.c: Ditto.
13135 * print-rtl.c: Ditto.
13137 * reginfo.c: Ditto.
13138 * regmove.c: Ditto.
13139 * reload1.c: Ditto.
13142 * rtlanal.c: Ditto.
13144 * sched-vis.c: Ditto.
13146 * sel-sched-ir.c: Ditto.
13147 * simplify-rtx.c: Ditto.
13148 * targhooks.c: Ditto.
13149 * var-tracking.c: Ditto.
13150 * vmsdbgout.c: Ditto.
13152 2009-06-22 Matthias Klose <doko@ubuntu.com>
13154 * Makefile.in (install-plugin): Always use DESTDIR.
13156 2009-06-22 Olivier Hainque <hainque@adacore.com>
13158 * config/pa/pa.c (output_call): Don't optimize post call jumps
13159 into return address adjustments if the call may throw.
13161 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
13163 * arm.c (thumb1_output_casesi): New function.
13164 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
13165 optimizing for size or PIC.
13166 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
13167 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
13168 (casesi): Handle Thumb-1 when optimizing for size or PIC.
13169 (thumb1_casesi_internal_pic): New expand rule.
13170 (thumb1_casesi_dispatch): New pattern.
13171 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
13173 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
13174 in the text seciton when PIC or optimizing for size.
13175 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
13176 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
13177 preservation properties of code.
13178 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
13179 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
13180 (__gnu_thumb1_case_si): New function.
13181 * t-arm (LIB1ASMSRC): Define here.
13182 (LIB1ASMFUNCS): Add some common functions.
13183 * t-arm-elf (LIB1ASMSRC): Delete.
13184 (LIB1ASMFUNCS): Append to existing set.
13185 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13186 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13187 * t-symbian (LIB1ASMFUNCS): Likewise.
13188 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13189 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13191 2009-06-21 Richard Guenther <rguenther@suse.de>
13193 PR tree-optimization/38729
13194 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
13195 to loops with a single exit if -fno-expensive-optimizations.
13197 2009-06-21 Jakub Jelinek <jakub@redhat.com>
13199 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
13200 (dataflow_set): Change vars type from htab_t to shared_hash.
13201 (shared_hash_pool, empty_shared_hash): New variables.
13202 (vars_clear): Removed.
13203 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
13204 shared_hash_find_slot_unshare, shared_hash_find_slot,
13205 shared_hash_find_slot_noinsert, shared_hash_find): New
13207 (shared_hash_unshare, shared_hash_destroy): New functions.
13208 (unshare_variable): Unshare set->vars if shared, use
13210 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
13211 (get_init_value, find_src_set_src, dump_dataflow_set,
13212 clobber_variable_part, emit_notes_for_differences): Use
13214 (dataflow_set_init): Remove second argument, set vars to
13215 empty_shared_hash instead of creating a new htab.
13216 (dataflow_set_clear): Call shared_hash_destroy and set vars
13217 to empty_shared_hash instead of calling vars_clear.
13218 (dataflow_set_copy): Don't call vars_copy, instead just share
13219 the src htab with dst.
13220 (variable_union): Use shared_hash_*, use initially NO_INSERT
13221 lookup if set->vars is shared. Don't keep slot cleared before
13222 calling unshare_variable. Unshare set->vars if needed.
13223 Even ->refcount == 1 vars must be unshared if set->vars is shared
13224 and var needs to be modified.
13225 (variable_canonicalize): New function.
13226 (dataflow_set_union): If dst->vars is empty, just share src->vars
13227 with dst->vars and traverse with variable_canonicalize to canonicalize
13228 and unshare what is needed.
13229 (dataflow_set_different): If old_set and new_set use the same shared
13230 htab, they aren't different. If number of htab elements is different,
13231 htabs are different. Use shared_hash_*.
13232 (dataflow_set_destroy): Call shared_hash_destroy instead of
13234 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
13235 second argument to dataflow_set_init.
13236 (vt_initialize): Likewise. Initialize shared_hash_pool and
13237 empty_shared_hash, move bb in/out initialization afterwards.
13238 Use variable_htab_free instead of NULL as changed_variables del hook.
13239 (variable_was_changed): Change type of second argument to pointer to
13240 dataflow_set. When inserting var into changed_variables, bump
13241 refcount. Unshare set->vars if set is shared htab and slot needs to
13243 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
13244 lookup if set->vars is shared. Unshare set->vars if needed.
13245 Even ->refcount == 1 vars must be unshared if set->vars is shared
13246 and var needs to be modified. Adjust variable_was_changed caller.
13247 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
13248 vars must be unshared if set->vars is shared and var needs to be
13249 modified. Adjust variable_was_changed caller.
13250 (emit_note_insn_var_location): Don't pool_free var.
13251 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13253 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13254 free_alloc_pool on shared_hash_pool.
13256 2009-06-20 Anthony Green <green@moxielogic.com>
13258 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13259 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13261 2009-06-20 Richard Guenther <rguenther@suse.de>
13263 * tree-ssa-structalias.c (find_func_aliases): For memset use
13264 a constraint from NULL if we memset to zero.
13265 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13266 we explicitly handle that do not read from memory.
13267 (call_may_clobber_ref_p_1): Properly handle builtins that may
13270 2009-06-20 Richard Guenther <rguenther@suse.de>
13272 PR tree-optimization/40495
13273 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13274 (new_scalar_tmp_constraint_exp): New function.
13275 (process_constraint): Do not create temporary decls.
13276 (process_all_all_constraints): Likewise.
13277 (handle_const_call): Likewise.
13278 (create_function_info_for): Do not set decl.
13280 2009-06-19 Ian Lance Taylor <iant@google.com>
13282 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13283 (rs6000_attribute_table): Make static; move before use.
13285 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13287 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13288 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13289 Propagate the TREE_READONLY flag without overwriting it.
13290 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13291 Propagate the TREE_READONLY flag onto the result.
13292 (process_call_operands): Move around. Use correct constant value.
13294 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13297 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13298 * config/arm/arm.md: Likewise.
13300 2009-06-19 Ian Lance Taylor <iant@google.com>
13302 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13303 to GIMPLE_ERROR_MARK.
13305 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13306 op2_original_type parameters. Warn about using different enum types.
13307 * c-parser.c (c_parser_conditional_expression): Pass original
13308 types to build_conditional_expr.
13309 * c-tree.h (build_conditional_expr): Update declaration.
13311 2009-06-19 Ian Lance Taylor <iant@google.com>
13313 * config/i386/i386.c (ix86_function_specific_save): Test that
13314 fields match values, rather than testing the values are in a
13317 2009-06-19 Richard Guenther <rguenther@suse.de>
13319 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13320 ADDR_EXPR pointers.
13321 (ptr_derefs_may_alias_p): Likewise.
13322 (ptr_deref_may_alias_ref_p_1): New function.
13323 (ptr_deref_may_alias_ref_p): Likewise.
13324 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13325 covered by looking at the ESCAPED solution.
13326 (call_may_clobber_ref_p_1): Likewise.
13327 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13328 Handle NULL_TREE offset. Do not produce redundant constraints.
13329 (process_all_all_constraints): New helper function.
13330 (do_structure_copy): Use it.
13331 (handle_lhs_call): Likewise.
13332 (find_func_aliases): Handle some builtins with pointer arguments
13333 and/or return values explicitly.
13335 2009-06-19 Ian Lance Taylor <iant@google.com>
13337 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13339 2009-06-19 Ian Lance Taylor <iant@google.com>
13341 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13343 2009-06-19 Ian Lance Taylor <iant@google.com>
13345 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13346 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13349 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13350 uninitialized const.
13352 2009-06-19 Ian Lance Taylor <iant@google.com>
13354 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13357 * c-decl.c (in_struct, struct_types): Remove.
13358 (struct c_binding): Add in_struct field.
13359 (c_binding_ptr): Define type, along with VEC.
13360 (struct c_struct_parse_info): Define.
13361 (struct_parse_info): New static variable.
13362 (bind): Initialize in_struct field.
13363 (start_struct): Remove enclosing_in_struct and
13364 enclosing_struct_types parameters. Add
13365 enclosing_struct_parse_info parameter. Change all callers. Set
13366 struct_parse_info rather than in_struct and struct_types.
13367 (grokfield): If -Wc++-compat and there is a symbol binding for the
13368 field name, set the in_struct flag and push it on the
13369 struct_parse_info->fields vector.
13370 (warn_cxx_compat_finish_struct): New static function.
13371 (finish_struct): Remove enclosing_in_struct and
13372 enclosing_struct_types parameters. Add
13373 enclosing_struct_parse_info parameter. Change all callers. Don't
13374 set C_TYPE_DEFINED_IN_STRUCT here. Call
13375 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13376 parameter. Only push on struct_types if warn_cxx_compat.
13377 (finish_enum): Only push on struct_types if warn_cxx_compat.
13378 (declspecs_add_type): Add loc parameter. Change all callers.
13379 Change all error calls to error_at. Pass loc, not input_location,
13380 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13381 defined in a struct. If -Wc++-compat and parsing a struct, record
13382 that a typedef name was used.
13383 * c-parser.c (c_parser_declspecs): Get location to pass to
13384 declspecs_add_type.
13385 (c_parser_struct_or_union_specifier): Update calls to start_struct
13387 * c-tree.h (struct c_struct_parse_info): Declare.
13388 (finish_struct, start_struct): Update declarations.
13389 (declspecs_add_type): Update declaration.
13391 2009-06-19 Ian Lance Taylor <iant@google.com>
13393 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13394 variable with an anonymous type.
13396 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13398 * see.c: Remove for real.
13400 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13402 * optabs.h (enum optab_index): Add new OTI_significand.
13403 (significand_optab): Define corresponding macro.
13404 * optabs.c (init_optabs): Initialize significand_optab.
13405 * genopinit.c (optabs): Implement significand_optab using
13406 significand?f2 patterns.
13407 * builtins.c (expand_builtin_mathfn): Handle
13408 BUILT_IN_SIGNIFICAND{,F,L}.
13409 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13410 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13412 * config/i386/i386.md (significandxf2, significand<mode>2): New
13413 expanders to implement significandf, significand and significandl
13414 built-ins as inline x87 intrinsics.
13416 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13418 * config/avr/avr.c (avr_override_options): Remove setting value of
13419 PARAM_INLINE_CALL_COST.
13421 2009-06-18 Richard Henderson <rth@redhat.com>
13424 * tree-pass.h (TDF_ASMNAME): New.
13425 * tree-dump.c (dump_options): Add asmname.
13426 * doc/invoke.texi: Document it.
13428 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13429 (dump_decl_name): ...here.
13430 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13431 (dump_generic_node): Update dump_function_name calls.
13432 (print_call_name): New flags arg; update all dump calls.
13433 * diagnostic.h (print_call_name): Update.
13434 * gimple-pretty-print.c (dump_gimple_call): Update.
13436 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13439 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13441 2009-06-18 Diego Novillo <dnovillo@google.com>
13443 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13444 * plugin.c (str_license): Declare.
13445 (try_init_one_plugin): Assert that the symbol
13446 'plugin_is_GPL_compatible' exists.
13448 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13451 * Makefile.in (OBJS-common): Remove see.o.
13453 * common.opt (fsee): Mark as preserved for backward compatibility.
13454 * opts.c (common_handle_option): Add OPT_fsee to the backward
13455 compatibility section.
13456 * passes.c (init_optimization_passes, pass_see): Remove pass.
13457 * timevar.def (TV_SEE): Remove.
13458 * tree-pass.h (pass_see): Remove declaration.
13459 * doc/invoke.texi (-fsee): Remove documentation.
13461 2009-06-18 Martin Jambor <mjambor@suse.cz>
13463 * tree-sra.c: Include statistics.h
13464 (sra_stats): New variable.
13465 (sra_initialize): Clear sra_stats.
13466 (create_access_replacement): Increment sra_stats.replacements.
13467 (get_access_replacement): Do not return twice.
13468 (analyze_all_variable_accesses): Increment statistics counter by the
13469 number of scalarized aggregates.
13470 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13471 (sra_modify_expr): Increment sra_stats.exprs.
13472 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13473 (sra_modify_assign): Increment sra_stats.exprs,
13474 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13475 (perform_intra_sra): Update statistics counters.
13476 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13478 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13480 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13481 (arm_scalar_mode_supported_p): New function.
13483 2009-06-18 Paul Brook <paul@codesourcery.com>
13484 Sandra Loosemore <sandra@codesourcery.com>
13486 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13487 (__extendhfsf2, __truncsfhf2): Define.
13488 * config/arm/fp16.c: New file.
13489 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13490 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13492 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13494 * doc/extend.texi (Half-Precision): New section.
13495 * doc/invoke.texi (Option Summary): List -mfp16-format.
13496 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13497 * config/arm/arm.opt (mfp16-format=): New.
13498 * config/arm/arm.c: Include intl.h.
13499 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13500 (TARGET_INVALID_RETURN_TYPE): Redefine.
13501 (TARGET_PROMOTED_TYPE): Redefine.
13502 (TARGET_CONVERT_TO_TYPE): Redefine.
13503 (arm_fp16_format): Define.
13504 (all_fpus): Add entry for neon-fp16.
13505 (fp_model_for_fpu): Likewise.
13506 (struct fp16_format): Declare.
13507 (all_fp16_formats): Define.
13508 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13510 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13512 (arm_legitimate_index_p): Treat HFmode like HImode.
13513 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13514 (coproc_secondary_reload_class): Special-case HFmode.
13515 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13516 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13517 (arm_init_fp16_builtins): New.
13518 (arm_init_builtins): Call it.
13519 (arm_invalid_parameter_type): New.
13520 (arm_invalid_return_type): New.
13521 (arm_promoted_type): New.
13522 (arm_convert_to_type).
13523 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13525 (arm_emit_fp16_const): New function.
13526 (arm_mangle_type): Mangle __fp16 as "Dh".
13527 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13529 (TARGET_NEON_FP16): New.
13530 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13531 (enum fputype): Add FPUTYPE_NEON_FP16.
13532 (enum arm_fp16_format_type): Declare.
13533 (arm_fp16_format): Declare.
13534 (LARGEST_EXPONENT_IS_NORMAL): Define.
13535 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13536 * config/arm/arm-modes.def (HFmode): Define.
13537 * config/arm/vfp.md (*movhf_vfp): New.
13538 (extendhfsf2): New.
13540 * config/arm/arm.md (fpu): Add neon_fp16.
13541 (floatsihf2, floatdihf2): New.
13542 (fix_trunchfsi2, fix_trunchfdi2): New.
13544 (extendhfdf2): New.
13546 (*arm32_movhf): New.
13547 (*thumb1_movhf): New.
13548 (consttable_2): Add check for HFmode constants.
13549 (consttable_4): Handle HFmode constants.
13551 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13553 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13555 2009-06-17 Olivier Hainque <hainque@adacore.com>
13557 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13558 const char ** conversion in AIX specific section.
13560 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13562 * config/i386/i386.c (ix86_special_builtin_type): Remove
13563 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13564 (bdesc_special_args): Updated.
13565 (ix86_init_mmx_sse_builtins): Likewise.
13566 (ix86_expand_special_args_builtin): Likewise.
13568 2009-06-17 Richard Henderson <rth@redhat.com>
13570 * tree-pretty-print.c (maybe_dump_asm_name): New.
13571 (dump_decl_name): Use it.
13572 (PRINT_FUNCTION_NAME): Merge into...
13573 (dump_function_name): ... here. Use maybe_dump_asm_name.
13575 2009-06-17 Cary Coutant <ccoutant@google.com>
13577 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13579 * debug.c (struct gcc_debug_hooks): Change placeholder for
13581 (debug_nothing_int_charstar_int): Replaced by...
13582 (debug_nothing_int_charstar_int_bool): ...this.
13583 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13584 source_line prototype.
13585 (debug_nothing_int_charstar_int): Replaced by...
13586 (debug_nothing_int_charstar_int_bool): ...this.
13587 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13588 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13589 Output is_stmt operand when necessary.
13590 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13591 (notice_source_line): Add is_stmt parameter.
13592 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13593 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13595 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13596 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13598 2009-06-17 Ian Lance Taylor <iant@google.com>
13600 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13602 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13605 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13607 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13608 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13609 tree_strip_sign_nop_conversions and
13610 tree_ssa_strip_useless_type_conversions rather than stripping
13611 the operations here.
13612 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13614 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13615 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13616 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13617 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13620 2009-06-17 Michael Eager <eager@eagercon.com>
13622 * config/rs6000/constraints.md (register_constraint "d"): New.
13623 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13624 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13625 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13626 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13627 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13628 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13629 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13630 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13631 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13632 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13634 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13635 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13636 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13637 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13638 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13639 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13640 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13641 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13642 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13643 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13644 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13645 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13646 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13647 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13649 2009-06-16 Ian Lance Taylor <iant@google.com>
13651 * profile.c (total_num_never_executed): Don't define.
13652 (compute_branch_probabilities): Don't count or print
13653 num_never_executed.
13654 (init_branch_prob): Don't set total_num_never_executed.
13655 (end_branch_prob): Don't print total_num_never_executed.
13657 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13659 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13661 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13663 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13664 (nabstd2_fpr): Same.
13666 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13668 * expr.c (expand_assignment): Change complex type check.
13670 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13672 * doc/plugins.texi (Building GCC plugins): Added new section.
13674 2009-06-17 Ian Lance Taylor <iant@google.com>
13676 * c-pch.c (get_ident): Don't set size of templ array.
13677 (pch_init): Don't set size of partial_pch array.
13679 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13680 string constant to intialize an array whose size is the length of
13683 2009-06-17 Richard Guenther <rguenther@suse.de>
13685 PR tree-optimization/40389
13686 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13687 to addressable types.
13688 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13690 2009-06-17 Richard Guenther <rguenther@suse.de>
13692 PR middle-end/40460
13693 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13694 if there is no evolution of left in the loop bail out.
13695 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13696 chrec_fold_multiply.
13698 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13699 Janis Johnson <janis187@us.ibm.com>
13702 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13703 for the symbol ref of a constant that is the source of a move
13704 - nor for any other not-obvious-label-ref constants.
13706 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13708 * plugin.c (position_pass): Skip newly inserted pass during list
13709 traversal to avoid repeated insertion.
13711 2009-06-16 Ian Lance Taylor <iant@google.com>
13713 * vec.h (VEC_stack_alloc): Define different version if
13714 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13715 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13716 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13717 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13719 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13721 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13723 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13724 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13725 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13726 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13727 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13728 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13729 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13730 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13731 __builtin_ia32_rdtscp.
13732 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13733 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13734 and __builtin_ia32_rorhi.
13735 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13736 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13737 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13738 (ix86_expand_args_builtin): Likewise.
13739 (ix86_expand_special_args_builtin): Likewise.
13741 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13742 (UNSPECV_RDTSC): Likewise.
13743 (UNSPECV_RDPMC): Likewise.
13744 (*bsr): Renamed to ...
13746 (*bsr_rex64): Renamed to ...
13749 (*rdpmc): Likewise.
13750 (*rdpmc_rex64): Likewise.
13752 (*rdtsc): Likewise.
13753 (*rdtsc_rex64): Likewise.
13754 (rdtscp): Likewise.
13755 (*rdtscp): Likewise.
13756 (*rdtscp_rex64): Likewise.
13758 * config/i386/ia32intrin.h: New.
13760 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13762 2009-06-16 Ian Lance Taylor <iant@google.com>
13764 * ira-build.c (copy_info_to_removed_store_destinations):
13765 Initialize parent_a.
13767 2009-06-16 Ian Lance Taylor <iant@google.com>
13769 * c-decl.c (grokdeclarator): Change size_varies to bool.
13771 2009-06-16 Ian Lance Taylor <iant@google.com>
13773 * sel-sched.c: Make forward declarations of move_op_hooks and
13774 fur_hooks explicitly extern.
13776 2009-06-16 Ian Lance Taylor <iant@google.com>
13778 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13779 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13781 2009-06-16 Ian Lance Taylor <iant@google.com>
13783 * resource.c (mark_referenced_resources): Change
13784 include_delayed_effects parameter to bool. Change all callers.
13785 (mark_end_of_function_resources): Likewise.
13786 * reorg.c (insn_references_resource_p): Likewise.
13787 (insn_sets_resource_p): Likewise.
13788 * resource.h (mark_referenced_resources): Update declaration.
13789 (mark_end_of_function_resources): Update declaration.
13791 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13793 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13795 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13797 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13798 GCC can bootstrap on AIX with GNU Binutils 2.20.
13800 2009-06-16 Ian Lance Taylor <iant@google.com>
13802 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13804 2009-06-16 Ian Lance Taylor <iant@google.com>
13806 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13807 inline, not extern inline.
13808 (exact_log2): Likewise.
13809 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13811 (exact_log2): Likewise, but don't test CTZ_HWI.
13813 2009-06-16 Ian Lance Taylor <iant@google.com>
13815 * bitmap.c (bitmap_clear): Don't declare as inline.
13816 * gimple.c (gimplify_assign): Likewise.
13817 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13818 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13819 (sched_scan_info): Remove duplicate definition.
13821 2009-06-16 Ian Lance Taylor <iant@google.com>
13823 * c-common.c (skip_evaluation): Don't define.
13824 (c_inhibit_evaluation_warnings): Define global variable.
13825 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13826 than skip_evaluation.
13827 (convert_and_check, warn_for_div_by_zero): Likewise.
13828 * c-common.h (skip_evaluation): Don't declare.
13829 (c_inhibit_evaluation_warnings): Declare.
13830 * c-parser.c (c_parser_typeof_specifier): Set
13831 c_inhibit_evaluation_warnings rather than skip_evaluation.
13832 (c_parser_conditional_expression): Likewise.
13833 (c_parser_binary_expression): Likewise.
13834 (c_parser_sizeof_expression): Likewise.
13835 (c_parser_alignof_expression): Likewise.
13836 * c-typeck.c (build_indirect_ref): Check
13837 c_inhibit_evaluation_warnings rather than skip_evaluation.
13838 (build_conditional_expr, build_binary_op): Likewise.
13840 2009-06-16 Richard Guenther <rguenther@suse.de>
13842 * tree-ssa-alias.c (is_escape_site): Remove.
13843 * tree-ssa-alias.h (enum escape_type): Remove.
13844 (is_escape_site): Likewise.
13845 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13846 via casts and asms without deferring to is_escape_site.
13848 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13850 PR middle-end/40446
13851 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13852 use gen_lowpart if op0 has complex mode.
13854 2009-06-16 Richard Guenther <rguenther@suse.de>
13856 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13857 variables add them to ESCAPED.
13858 (find_func_aliases): Do not make all indirectly stored values escaped.
13860 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13862 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13863 make_decl_one_only.
13865 2009-06-16 Martin Jambor <mjambor@suse.cz>
13867 PR tree-optimization/40432
13868 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13869 check whether we need to force gimple register operand.
13871 2009-06-16 Martin Jambor <mjambor@suse.cz>
13873 PR tree-optimization/40413
13874 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13875 build_ref_for_offset.
13876 (propagate_subacesses_accross_link): Fix a typo in a comment.
13878 2009-06-16 Ira Rosen <irar@il.ibm.com>
13880 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13881 with additional parameter.
13882 * tree-vectorizer.h (enum vect_def_type): Add new value
13884 (enum vect_relevant): Add comments.
13885 (vect_is_simple_reduction): Add new argument.
13886 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13887 Detect nested cycles.
13888 (vect_is_simple_reduction): Update documentation, add an argument to
13889 distinguish inner-loop reduction from nested cycle, detect nested
13890 cycles, fix printings and indentation, don't swap operands in case
13892 (get_initial_def_for_reduction): Handle subtraction.
13893 (vect_create_epilog_for_reduction): Add new argument to specify
13894 reduction variable.
13895 (vect_finalize_reduction): Handle subtraction, fix comments.
13896 (vectorizable_reduction): Handle nested cycles. In case of nested
13897 cycle keep track of the reduction variable position. Call
13898 vect_is_simple_reduction with additional parameter. Use original
13899 statement code in reduction epilogue for nested cycle. Call
13900 vect_create_epilog_for_reduction with additional parameter.
13901 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13902 inner-loop vectorization.
13903 (vect_recog_widen_sum_pattern): Likewise.
13904 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13906 (vect_mark_stmts_to_be_vectorized): Likewise.
13907 (vect_get_vec_def_for_operand): Handle nested cycles.
13909 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13911 * doc/invoke.texi (Debugging Options): Fix option index entries
13912 for -fdump-statistics, -frandom-seed add entries for
13913 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13914 (FRV Options): Fix entries for -mTLS, -mtls.
13915 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13916 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13917 (M68hc1x Options): Fix @itemx for -mnominmax.
13918 (MCore Options): Fix entry for -mno-lsim.
13919 (MMIX Options): Fix entry for -mabi=mmixware.
13920 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13922 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13924 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13925 Mention the plugin mode of gengtype.
13926 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13927 * gengtype.c: Updated copyright.
13928 (plugin_files, nb_plugin_files) Added new static variables.
13929 (measure_input_list) Care about plugin_files.
13930 (write_rtx_next): Added early return in plugin mode.
13931 (create_file): Updated copyright year in generated file. Added
13933 (oprintf): Added early return if NULL outf.
13934 (get_output_file_with_visibility): Care of plugin_files.
13935 (get_output_file_name): May return null.
13936 (write_local): Added early return.
13937 (put_mangled_filename): Ditto.
13938 (finish_root_table): Added check for base_files.
13939 (write_roots): Care about null when plugins.
13940 (main): Added plugin mode.
13942 2009-06-15 Ian Lance Taylor <iant@google.com>
13944 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13945 * gcov.c (read_count_file): Add braces around variables declared
13948 * c.opt (Wjump-misses-init): New warning.
13949 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13950 -Wall and -Wc++-compat if not already set.
13951 (c_common_post_options): Clear warn_jump_misses_init if it was not
13953 * c-decl.c (struct c_binding): Change type field to a union with
13954 new label field. Make it the first field in the struct. Update
13955 references to type to use u.type instead.
13956 (struct c_spot_bindings): Define.
13957 (struct c_goto_bindings): Define.
13958 (c_goto_bindings_p): Define, along with VECs.
13959 (struct c_label_vars): Define.
13960 (struct c_scope): Add has_label_bindings field.
13961 (bind_label, set_spot_bindings): New static functions.
13962 (decl_jump_unsafe, update_spot_bindings): New static functions.
13963 (update_label_decls): New static function.
13964 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13965 Update binding u.label field to shadowed field.
13966 (c_binding_start_stmt_expr): New function.
13967 (c_binding_end_stmt_expr): New function.
13968 (pushdecl): Don't call c_begin_vm_scope.
13969 (make_label): Add defining and p_label_vars parameters. Change
13971 (lookup_label): Correct test for whether a label has not yet been
13972 defined. Call bind_label rather than bind.
13973 (warn_about_goto): New static function.
13974 (lookup_label_for_goto): New function.
13975 (declare_label): Call bind_label rather than bind.
13976 (check_earlier_gotos): New static function.
13977 (define_label): Don't give errors about jumping into statement
13978 expressions or scopes of variably modified types. Call
13979 set_spot_bindings and check_earlier_gotos. Call bind_label
13980 instead of bind. Don't set label_context_stack_se or
13981 label_context_stack_vm.
13982 (c_get_switch_bindings): New function.
13983 (c_release_switch_bindings): New function.
13984 (c_check_switch_jump_warnings): New function.
13985 (start_function): Don't set label_context_stack_se or
13986 label_context_stack_vm.
13987 (finish_function): Likewise.
13988 * c-typeck.c (label_context_stack_se): Don't define.
13989 (label_context_stack_vm): Don't define.
13990 (c_finish_goto_label): Call lookup_label_for_goto rather than
13991 lookup_label. Don't give errors about jumping into a statement
13992 expression or the scope of a variably modified type. Don't set
13993 label_context_stack_se or label_context_stack_vm.
13994 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13995 fields. Add bindings field.
13996 (c_start_case): Don't set deleted fields. Set bindings field.
13997 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13998 or blocked_vm. Call c_check_switch_jump_warnings.
13999 (c_finish_case): Don't test blocked_stmt_expr field. Call
14000 c_release_switch_bindings.
14001 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
14002 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14003 set label_context_stack_se. Call c_bindings_start_stmt_expr.
14004 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
14005 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14006 set label_context_stack_se. Call c_bindings_end_stmt_expr.
14007 (c_begin_vm_scope, c_end_vm_scope): Don't define.
14008 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
14009 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
14010 (C_DECL_UNJUMPABLE_VM): Don't define.
14011 (C_DECL_UNDEFINABLE_VM): Don't define.
14012 (struct c_label_list): Don't define.
14013 (struct c_label_context_se): Don't define.
14014 (struct c_label_context_vm): Don't define.
14015 (struct c_spot_bindings): Declare.
14016 (c_bindings_start_stmt_expr): Declare.
14017 (c_bindings_end_stmt_expr): Declare.
14018 (lookup_label_for_goto): Declare.
14019 (c_get_switch_bindings, c_release_switch_bindings): Declare.
14020 (c_check_switch_jump_warnings): Declare.
14021 (label_context_stack_se, label_context_stack_vm): Don't declare.
14022 (c_finish_goto_label): Update declaration.
14023 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
14024 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
14025 (Warning Options): Document -Wjump-misses-init.
14027 2009-06-15 Jakub Jelinek <jakub@redhat.com>
14029 * tree-object-size.c (addr_object_size): Fix a pasto in the last
14032 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14034 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
14036 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14038 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14040 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14042 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14044 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14046 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14047 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14048 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14049 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14050 * dwarf2asm.c (dw2_force_const_mem): Update call to
14051 make_decl_one_only.
14052 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14053 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14054 * langhooks.c (lhd_comdat_group): Remove.
14055 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14056 * tree.h (DECL_COMDAT_GROUP): New.
14057 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14058 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14059 (make_decl_one_only): Change signature.
14060 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14061 make_decl_one_only.
14062 (make_decl_one_only): Change signature.
14063 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14065 2009-06-15 Richard Guenther <rguenther@suse.de>
14067 PR middle-end/40439
14068 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14070 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14072 * tree-ssa-math-opts.c: Remove extra divide.
14074 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14076 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14078 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14080 * passes.c: Add bswap pass.
14081 * tree-pass.h: Add pass_optimize_bswap declaration.
14082 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14083 Include rtl.h, expr.h and optabs.h for optab_handler check.
14084 (struct symbolic_number, pass_optimize_bswap): New definition.
14085 (do_shift_rotate, verify_symbolic_number_p): New functions.
14086 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14087 (gate_optimize_bswap): New function.
14088 * tree.c (widest_int_cst_value): New function.
14089 * tree.h (widest_int_cst_value): Prototype added.
14091 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
14093 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
14094 REG_EQUAL/REG_EQUIV notes.
14096 2009-06-14 Richard Guenther <rguenther@suse.de>
14098 PR middle-end/40389
14099 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
14100 has its address taken if NRV was applied and it is addressable.
14101 * tree-ssa-structalias.c (get_constraint_for_address_of): New
14102 function split out from ...
14103 (get_constraint_for_1): ... here.
14104 (handle_rhs_call): Use it to mark the return slot escaped if
14105 it is addressable and NRV was applied.
14107 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14109 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
14110 Change first argument type to location_t.
14111 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
14112 Do not set input_location.
14113 Use loc instead of input_location throughout.
14115 2009-06-13 Richard Guenther <rguenther@suse.de>
14117 PR tree-optimization/40421
14118 * tree-predcom.c (should_unroll_loop_p): Remove.
14119 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
14121 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14123 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14124 Add location argument.
14126 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14128 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
14130 * config/s390/s390.c (s390_build_builtin_va_list): Same.
14131 (s390_gimplify_va_arg): Pass location to create_artificial_label.
14132 * config/spu/spu-protos.h: Add location to
14133 spu_resolve_overloaded_builtin.
14134 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
14135 spu_build_builtin_va_list.
14136 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
14137 argument. Pass location to build_function_call_vec.
14138 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
14140 (emit_fpu_switch): Same.
14141 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
14142 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
14143 to build_decl and create_artificial_label.
14144 (xtensa_gimplify_va_arg_expr): Same.
14145 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
14146 (xstormy16_gimplify_va_arg_expr): Same.
14147 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
14148 * config/arm/arm.c (arm_build_builtin_va_list): Same.
14149 * config/mips/mips.c (mips_build_builtin_va_list): Same.
14150 (mips16_build_function_stub): Same.
14151 (mips16_build_call_stub): Same.
14153 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
14156 * arm/constraints.md (Pa, Pb): New constraints.
14157 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
14158 split pattern to deal with them.
14160 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
14162 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
14163 fix index entry for -Xpreprocessor.
14165 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14167 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14168 Add location argument to build_decl call.
14169 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
14170 (rs6000_init_builtins): Same.
14171 (spe_init_builtins): Same.
14172 (rs6000_gimplify_va_arg): Add location argument to
14173 create_artificial_label call.
14175 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
14177 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
14178 * combine-stack-adj.c (pass_stack_adjustments): Use it.
14179 * Makefile.in: Fix GGC dependency for gcse.o.
14181 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14183 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
14184 * gimple-pretty-print.c (dump_gimple_stmt): Same.
14185 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
14187 * c-parser.c (c_parser_binary_expression): Use current column while
14188 building binary operations.
14189 * common.opt (fshow-column): Enable by default.
14190 * tree-vrp.c (check_array_ref): Use warning_at.
14191 (check_array_bounds): Use location from call back if expr has no
14193 * tree.h: Add location argument to maybe_fold_*.
14194 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
14195 (maybe_fold_offset_to_array_ref): Add location argument and use it.
14196 (maybe_fold_offset_to_component_ref): Same.
14197 (maybe_fold_offset_to_reference): Same.
14198 (maybe_fold_offset_to_address): Same.
14199 (maybe_fold_stmt_indirect): Same.
14200 (maybe_fold_stmt_addition): Same.
14201 (fold_stmt_r): Pass location to maybe_fold_*.
14202 (fold_gimple_assign): Same.
14203 * c-tree.h: Add location argument to finish_decl,
14204 default_function_array_conversion, store_init_value.
14205 * c-decl.c (define_label): Use error_at.
14206 (c_make_fname_decl): Pass location to finish_decl.
14207 (finish_decl): New location argument.
14208 (build_compound_literal): Pass location to store_init_value.
14209 (grokdeclarator): Pass location to finish_decl.
14211 * c-typeck.c (array_to_pointer_conversion): New location argument.
14212 (function_to_pointer_conversion): Same.
14213 (default_function_array_conversion): Same.
14214 (parser_build_unary_op): Pass location to overflow_warning.
14215 (parser_build_binary_op): Same. Use warning_at.
14216 (build_unary_op): Pass location to array_to_pointer_conversion.
14217 (build_c_cast): Pass location to digest_init.
14218 (build_modify_expr): New location argument.
14219 (convert_for_assignment): Same.
14220 (store_init_value): Same.
14221 (digest_init): Same.
14222 (output_init_element): Pass location to digest_init and
14223 array_to_pointer_conversion.
14224 (c_finish_return): Pass location to convert_for_assignment.
14225 * gimplify.c (gimplify_conversion): Pass location to
14226 maybe_fold_offset_to_address.
14227 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
14228 to maybe_fold_stmt_addition.
14229 * c-omp.c (c_finish_omp_atomic): Pass new location to
14231 (c_finish_omp_for): Same.
14232 * c-common.c (overflow_warning): New argument.
14233 * c-common.h: New argument to build_modify_expr, overflow_warning.
14234 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
14236 (c_parser_initializer): Pass location to
14237 default_function_array_conversion.
14238 (c_parser_initelt): Same.
14239 (c_parser_initval): Same.
14240 (c_parser_asm_operands): Same.
14241 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
14242 (c_parser_conditional_expression): Same.
14243 (c_parser_binary_expression): Add location info to stack. Use it.
14244 (c_parser_unary_expression): Pass location to
14245 default_function_array_conversion, parser_build_unary_op,
14246 build_indirect_ref, c_parser_postfix_expression_after_primary.
14247 (c_parser_postfix_expression_after_primary): New location argument.
14249 (c_parser_expression_conv): Pass location to
14250 default_function_array_conversion.
14251 (c_parser_expr_list): Same.
14252 (c_parser_omp_atomic): Same.
14253 (c_parser_omp_for_loop): Same.
14254 * c-tree.h (struct c_declarator): Add comment to id_loc.
14255 (build_array_declarator): New argument.
14256 * c-decl.c (build_array_declarator): Add location argument.
14257 (grokdeclarator): Set id_loc for cdk_array.
14258 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14259 build_array_declarator.
14260 * tree.c (build_omp_clause): Add location argument.
14261 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14262 (OMP_CLAUSE_LOCATION): New macro.
14263 (struct tree_omp_clause): Add location field.
14264 (build_omp_clause): Add argument.
14265 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14266 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14268 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14269 (cp_parser_omp_clause_collapse): Same.
14270 (cp_parser_omp_clause_default): Same.
14271 (cp_parser_omp_clause_if): Same.
14272 (cp_parser_omp_clause_nowait): Same.
14273 (cp_parser_omp_clause_num_threads): Same.
14274 (cp_parser_omp_clause_ordered): Same.
14275 (cp_parser_omp_clause_schedule): Same.
14276 (cp_parser_omp_clause_untied): Same.
14277 (cp_parser_omp_for_loop): Same.
14278 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14279 * c-tree.h (c_start_case): Add location argument.
14280 (c_process_expr_stmt): Same.
14281 (c_finish_goto_*): Same.
14282 * tree-parloops.c (initialize_reductions): Pass location to
14284 (create_parallel_loop): Same.
14285 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14286 (gfc_trans_omp_reduction_list): Same.
14287 (gfc_trans_omp_clauses): Same.
14288 (gfc_trans_omp_do): Same.
14289 * c-typeck.c (c_finish_goto_label): Same.
14290 (c_finish_goto_ptr): New location argument.
14291 (c_start_case): Same.
14292 (emit_side_effect_warnings): Same.
14293 (c_process_expr_stmt): Same.
14294 (c_finish_stmt_expr): Same.
14295 (c_finish_omp_clauses): Use error_at instead of error.
14296 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14298 * c-omp.c (c_split_parallel_clauses): New location argument.
14299 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14300 to build_omp_clause.
14301 (convert_local_reference_stmt): Same.
14302 (convert_gimple_call): Same.
14303 * c-common.h (c_split_parallel_clauses): New argument.
14304 * c-parser.c (c_parser_statement_after_labels): Pass location to
14305 c_finish_goto_label.
14306 (c_parser_switch_statement): Pass location to c_start_case.
14307 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14308 and c_process_expr_stmt.
14309 (c_parser_omp_variable_list): Add location argument.
14310 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14311 (c_parser_omp_clause_default): Same.
14312 (c_parser_omp_clause_if): Same.
14313 (c_parser_omp_clause_num_threads): Same.
14314 (-c_parser_omp_clause_ordered): Same.
14315 (c_parser_omp_clause_reduction): Pass location to
14316 c_parser_omp_variable_list.
14317 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14318 (c_parser_omp_clause_untied): Same.
14319 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14320 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14322 * c-tree.h (check_for_loop_decls, undeclared_variable,
14323 build_component_ref, build_array_ref, build_external_ref,
14324 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14325 build_conditional_expr, build_compound_expr, c_cast_expr,
14326 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14327 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14329 * c-semantics.c (build_stmt): Same.
14330 (build_case_label): Same.
14331 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14332 (undeclared_variable): New argument.
14333 (make_label): Same.
14334 (lookup_label): Pass location on down.
14335 (define_label): Same.
14336 (finish_decl): Same.
14337 (build_compound_literal): Same.
14338 (finish_struct): Same.
14339 (finish_function): Do not set location here.
14340 (check_for_loop_decls): New argument.
14341 * tree.c (save_expr): Set location.
14342 (build_empty_stmt): New argument.
14343 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14344 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14345 * builtins.c (gimplify_va_arg_expr): Use locations.
14346 (expand_builtin_sync_operation): Same.
14347 * c-typeck.c (build_component_ref): New argument.
14348 (build_array_ref): Same.
14349 (build_external_ref): Same.
14350 (c_expr_sizeof_expr): Same.
14351 (c_expr_sizeof_type): Same.
14352 (parser_build_unary_op): Same.
14353 (build_conditional_expr): Same.
14354 (build_compound_expr): Pass location on down.
14355 (build_compound_expr): New argument.
14356 (build_c_cast): Same.
14357 (c_cast_expr): Same.
14358 (build_asm_expr): Same.
14359 (c_finish_return): Same.
14360 (c_process_expr_stmt): Pass location on down.
14361 (c_finish_stmt_expr): New argument.
14362 (push_clenaup): Same.
14363 (c_finish_omp_parallel): Same.
14364 (c_finish_omp_task): Same.
14365 * gimplify.c (gimplify_call_expr): Pass location on down.
14366 * c-omp.c (c_finish_omp_master): New argument.
14367 (c_finish_omp_critical): Same.
14368 (c_finish_omp_ordered): Same.
14369 (c_finish_omp_barrier): Same.
14370 (-c_finish_omp_taskwait): Same.
14371 (c_finish_omp_atomic): Same.
14372 (c_finish_omp_flush): Same.
14373 * tree-inline.c (copy_tree_body_r): Pass location on down.
14374 (inline_forbidden_p): Remove use of input_location.
14375 * c-gimplify.c (c_build_bind_expr): New argument.
14376 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14377 (c_sizeof_or_alignof_type): New argument.
14378 (c_alignof_expr): Same.
14379 (build_va_arg): Same.
14380 (c_add_case_label): Same.
14381 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14382 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14383 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14384 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14385 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14386 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14388 * stub-objc.c (objc_build_selector_expr): Same.
14389 (objc_build_throw_stmt): Same.
14390 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14391 (c_parser_initelt): Same.
14392 (c_parser_compound_statement): Same.
14393 (c_parser_compound_statement_nostart): Same.
14394 (c_parser_label): Same.
14395 (c_parser_statement_after_labels): Same.
14396 (c_parser_if_body): Same.
14397 (c_parser_else_body): Same.
14398 (c_parser_if_statement): Same.
14399 (c_parser_switch_statement): Same.
14400 (c_parser_while_statement): Same.
14401 (c_parser_do_statement): Same.
14402 (c_parser_for_statement): Same.
14403 (c_parser_asm_statement): Same.
14404 (c_parser_conditional_expression): Same.
14405 (c_parser_binary_expression): Same.
14406 (c_parser_cast_expression): Same.
14407 (c_parser_unary_expression): Same.
14408 (c_parser_sizeof_expression): Same.
14409 (c_parser_alignof_expression): Same.
14410 (c_parser_postfix_expression): Same.
14411 (c_parser_expression): Same.
14412 (c_parser_objc_receiver): Same.
14413 (c_parser_omp_variable_list): Same.
14414 (c_parser_omp_structured_block): Same.
14415 (c_parser_omp_atomic): New argument.
14416 (c_parser_omp_barrier): Same.
14417 (c_parser_omp_critical): Same.
14418 (c_parser_omp_flush): Pass location on down.
14419 (c_parser_omp_for_loop): New argument.
14420 (c_parser_omp_for): Same.
14421 (c_parser_omp_master): Same.
14422 (c_parser_omp_ordered): Same.
14423 (c_parser_omp_sections_scope): Same.
14424 (c_parser_omp_sections): Same.
14425 (c_parser_omp_parallel): Same.
14426 (c_parser_omp_single): Same.
14427 (c_parser_omp_task): Same.
14428 (c_parser_omp_taskwait): Pass location on down.
14429 (c_parser_omp_construct): Same.
14430 (c_parser_omp_threadprivate): Same.
14431 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14432 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14433 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14434 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14435 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14436 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14437 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14438 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14439 config/i386/i386.c, stmt.c:
14440 Add location argument to the following function definitions and/or
14441 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14442 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14443 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14444 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14445 do_case, c_finish_bc_stmt, build_compound_literal,
14446 build_function_call.
14447 * c-decl.c (build_compound_literal): Add location argument.
14448 Make all diagnostic calls use location.
14449 (start_struct): Same.
14450 (finish_struct): Same.
14451 (start_enum): Same.
14452 (build_enumerator): Same.
14453 (start_function): Same.
14454 (grokdeclarator): Make all diagnostic calls use location.
14455 (store_parm_decls_oldstyle): Same.
14456 * c-typeck.c (build_function_call): Add location argument.
14457 Make all diagnostic calls use location.
14459 (c_finish_bc_stmt): Same.
14460 * tree-nested.c (get_trampoline_type): Add argument.
14461 Pass location to build_decl.
14462 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14463 * rtl.h (RTL_LOCATION): New.
14464 * c-common.c (c_add_case_label): Add location argument.
14465 Make all diagnostic calls use location.
14466 * c-common.h: Add location argument to make_fname_decl, do_case,
14467 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14468 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14469 Set it appropriately for every case. Pass enum_loc to start_enum
14470 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14472 (c_parser_struct_or_union_specifier): Save location. Use it for
14473 start_struct, finish_struct, and parser_xref_tag.
14475 2009-06-12 Ian Lance Taylor <iant@google.com>
14477 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14479 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14480 cpp_opts->warn_cxx_operator_names.
14482 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14485 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14486 is returns NULL and OP is a VCE, look through the VCE.
14488 2009-06-12 Ian Lance Taylor <iant@google.com>
14491 * collect2.c (main): Use CONST_CAST2 in code inside #if
14492 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14494 2009-06-12 Joey Ye <joey.ye@intel.com>
14496 PR middle-end/39146
14497 * cfgexpand.c (get_decl_align_unit): Update
14498 max_used_stack_slot_alignment with align instead of
14499 stack_alignment_needed.
14501 * function.c (assign_stack_local_1): Update
14502 max_used_stack_slot_alignment with alignment_in_bits instead
14503 of stack_alignment_needed.
14504 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14507 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14509 * dwarf2out.c (last_var_location_insn): New variable.
14510 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14511 (dwarf2out_var_location): Don't record anything after last real
14512 insn. Only change labels if there were any real instructions
14513 in between last note and this one, or if changed sections.
14515 2009-06-11 Richard Henderson <rth@redhat.com>
14517 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14518 note when storing the frame pointer in a register.
14519 (FRP): Don't redefine to nothing for epilogue.
14520 (alpha_expand_epilogue): Mark register and sp restores.
14521 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14523 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14524 when gen_lowpart is needed.
14526 2009-06-11 Richard Henderson <rth@redhat.com>
14528 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14530 * dwarf2out.c (need_data_align_sf_opcode): New.
14531 (div_data_align): Move earlier.
14532 (def_cfa_1, reg_save): Use it.
14534 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14536 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14537 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14538 (ix86_handle_option): Handle OPT_mcrc32.
14539 (ix86_target_string): Add -mcrc32.
14540 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14542 * config/i386/i386.h (TARGET_CRC32): New.
14544 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14545 (sse4_2_crc32di): Likewise.
14547 * config/i386/i386.opt (mcrc32): New.
14549 * doc/invoke.texi: Document -mcrc32.
14551 2009-06-11 Richard Henderson <rth@redhat.com>
14553 * common.opt (gdwarf-): Accept a version number.
14554 * doc/invoke.texi (gdwarf-): Update docs.
14555 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14556 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14557 version level, and record it.
14559 * dwarf2.h (DW_CIE_VERSION): Remove.
14560 * dwarf2out.c (DWARF_VERSION): Remove.
14561 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14562 (output_call_frame_info): Use CIE version 3 for dwarf3,
14563 or if the return register column is out of range for version 1.
14564 (dwarf_stack_op_name): Add all dwarf3 values.
14565 (DEBUG_PUBTYPES_SECTION): New.
14566 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14567 encoding change for dwarf3.
14568 (output_die) [dw_val_class_die_ref]: Likewise.
14569 (output_compilation_unit_header): Emit correct version for dwarf3.
14570 (output_line_info): Likewise.
14571 (output_pubnames): Update for DWARF_VERSION removal.
14572 (output_aranges): Likewise.
14573 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14574 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14575 (dwarf2out_finish): Likewise.
14577 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14579 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14582 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14585 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14586 * builtins.c (expand_builtin_unreachable): New function.
14587 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14588 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14589 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14591 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14592 searching for missing barriers.
14594 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14596 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14597 when -fprofile-generate* was passed.
14598 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14600 2009-06-11 Anthony Green <green@moxielogic.com>
14602 * config/moxie/moxie.md: Define length attribute for all instructions.
14604 (*b<cond:code>): Support limited branch ranges for new PC-relative
14605 branch instructions.
14606 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14608 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14610 * config/i386/i386.c (min_insn_size): Use get_attr_length
14611 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14612 For __asm return 0.
14614 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14615 instead of emit_insn_before.
14617 2009-06-10 Ian Lance Taylor <iant@google.com>
14620 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14623 2009-06-10 Revital Eres <eres@il.ibm.com>
14625 * passes.c (init_optimization_passes): Reschedule
14626 predictive-commoning pass before complete unroll pass.
14628 2009-06-10 Martin Jambor <mjambor@suse.cz>
14630 * cgraph.c (cgraph_node_can_be_local_p): New function.
14631 (cgraph_make_node_local): New function.
14632 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14633 (cgraph_make_node_local): Declare.
14635 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14637 * tree.h (tree_base): Add packed_flag and user_align fields.
14638 Decrease size of spare field.
14639 (TYPE_USER_ALIGN): Use user_align from tree_base.
14640 (DECL_USER_ALIGN): Likewise.
14641 (TYPE_PACKED): Use packed_flag from tree_base.
14642 (DECL_PACKED): Likewise.
14643 (tree_type): Delete packed_flag and user_align fields. Widen
14644 precision field. Widen mode field and shuffle fields to align
14645 mode on an 8-bit boundary.
14646 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14647 Renumber decl_flag_* fields. Fix comments. Widen
14648 decl_common_unused field.
14649 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14650 (DECL_EXTERNAL): Likewise.
14651 (DECL_BIT_FIELD): Likewise.
14652 (DECL_NONADDRESSABLE_P): Likewise.
14653 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14654 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14656 2009-06-10 Ian Lance Taylor <iant@google.com>
14658 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14659 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14660 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14661 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14662 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14663 DEF_VEC_ALLOC_FUNC_P.
14664 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14665 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14666 DEF_VEC_ALLOC_FUNC_O.
14667 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14668 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14669 DEF_VEC_ALLOC_FUNC_I.
14670 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14671 (vec_stack_p_reserve_exact_1): Declare.
14672 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14673 (vec_stack_free): Declare.
14674 (VEC_stack_alloc): Define.
14675 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14676 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14677 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14678 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14680 (stack_vecs): New static variable.
14681 (vec_stack_p_reserve_exact_1): New function.
14682 (vec_stack_o_reserve_1): New static function.
14683 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14684 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14685 (vec_stack_free): New function.
14686 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14687 (VEC_df_ref_stack_alloc): Define.
14688 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14689 DEF_VEC_ALLOC_P_STACK.
14690 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14691 (struct df_collection_rec): Change _vec fields to VEC. Remove
14693 (df_free_collection_rec): Adjust for new fields.
14694 (df_insn_rescan): Use new df_collection_rec fields.
14695 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14696 (df_ref_create_structure, df_ref_record): Likewise.
14697 (df_get_conditional_uses, df_get_call_refs): Likewise.
14698 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14699 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14700 (df_record_exit_block_uses, df_bb_verify): Likewise.
14701 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14702 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14703 Remove count parameter. Change return type to void. Change all
14705 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14706 Remove count parameter. Change return type to void. Change all
14708 (df_install_refs): Change old_vec parameter to VEC. Remove count
14709 parameter. Change all callers.
14710 (df_install_mws): Change old_vec parameter to VEC. Remove count
14711 parameter. Change all callers.
14712 (df_refs_verify): Change new_rec parameter to VEC. Change call
14714 (df_mws_verify): Likewise.
14716 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14718 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14720 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14722 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14724 2009-06-10 Anthony Green <green@moxielogic.com>
14726 * config/moxie/crti.asm: New file.
14727 * config/moxie/crtn.asm: New file.
14728 * config/moxie/moxie.c: New file.
14729 * config/moxie/moxie.h: New file.
14730 * config/moxie/sfp-machine.h: New file.
14731 * config/moxie/moxie-protos.h: New file.
14732 * config/moxie/t-moxie: Created.
14733 * config/moxie/t-moxie-softfp: Created.
14734 * config/moxie/moxie.md: Created.
14735 * config/moxie/constraints.md: Created.
14736 * config.gcc: Add moxie support.
14737 * doc/md.texi (Machine Constraints): Add moxie constraints.
14738 * doc/contrib.texi (Contributors): Mention moxie port.
14739 * doc/install.texi (Specific): Mention the moxie port.
14741 2009-06-09 Ian Lance Taylor <iant@google.com>
14743 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14744 compiling with C++.
14745 * optabs.c (optab_table): Only use designated initializers if
14746 HAVE_DESIGNATED_INITIALIZERS is defined.
14747 (convert_optab_table): Likewise.
14748 (init_optabs): Always call init_insn_codes if
14749 HAVE_DESIGNATED_INITIALIZERS is not defined.
14751 2009-06-09 Ian Lance Taylor <iant@google.com>
14753 * targhooks.c (default_builtin_vectorized_function): Change fn
14754 parameter to unsigned int.
14755 (default_builtin_vectorized_conversion): Change code parameter to
14757 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14758 * targhooks.h: Update declarations.
14759 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14760 parameter to unsigned int.
14762 * c-typeck.c (comptypes_check_enum_int): New static function.
14763 (comptypes_internal): Add enum_and_int_p parameter. Change all
14765 (comp_target_types): Add location parameter. Change all callers.
14766 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14767 Change all callers.
14768 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14769 (build_conditional_expr): Add colon_loc parameter. Change all
14771 (convert_for_assignment): Add location parameter. Change all callers.
14772 * c-parser.c (c_parser_conditional_expression): Pass location of
14773 colon to build_conditional_expr.
14774 * c-tree.h (build_conditional_expr): Update declaration.
14776 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14778 * graphite.c: Revert previous patch.
14780 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14783 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14785 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14787 * tree-ssa-loop-prefetch.c
14788 (loop_prefetch_arrays): Fixed a portability problem in printf format
14791 2009-06-09 Martin Jambor <mjambor@suse.cz>
14793 PR tree-optimization/40351
14794 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14795 refrence to a potential artifical subaccess can be constructed.
14797 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14799 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14800 (sh_override_options): Likewise.
14801 * config/sh/sh.c: Include params.h.
14802 (sh_optimization_options): New.
14803 (sh_override_options): Likewise.
14804 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14805 (OVERRIDE_OPTIONS): Use sh_override_options.
14807 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14809 * dwarf2out.c (emit_cfa_remember): New variable.
14810 (add_fde_cfi): If emit_cfa_remember, recurse to add
14811 DW_CFA_remember_state first.
14812 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14813 instead just set emit_cfa_remember.
14815 2009-06-08 Jan Hubicka <jh@suse.cz>
14818 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14820 2009-06-08 Jan Hubicka <jh@suse.cz>
14822 PR middle-end/39834
14823 * cgraphunit.c (save_inline_function_body): Do not copy transform
14824 hooks for saved inline bodies.
14825 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14826 for given function.
14828 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14830 * jump.c (returnjump_p): Handle delayed branches. Add missing
14833 2009-06-08 Jan Hubicka <jh@suse.cz>
14835 PR middle-end/40102
14836 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14837 original node might've been modified.
14838 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14840 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14842 * tree-object-size.c (addr_object_size): Add OSI argument.
14843 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14844 (compute_builtin_object_size, expr_object_size): Adjust callers.
14845 (plus_stmt_object_size): Call addr_object_size instead of
14846 compute_builtin_object_size.
14848 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14849 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14851 * tree-ssa-loop-prefetch.c
14852 (gather_memory_references): Introduced a counter for the number of
14854 (anything_to_prefetch_p): Introduced a counter for the number of
14856 (is_loop_prefetching_profitable): New function with a cost model
14858 (loop_prefetch_arrays): Use the new cost model to determine if
14859 prefetching is profitable.
14860 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14861 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14862 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14863 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14864 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14865 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14867 2009-06-08 Michael Matz <matz@suse.de>
14870 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14871 partitions use the same.
14872 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14873 for basevars of SSA_NAMEs.
14874 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14875 to not expand them twice.
14876 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14879 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14881 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14882 (fdump-final-insns=, gtoggle): New.
14883 * doc/invoke.texi: Document them.
14884 * final.c (rest_of_clean_state): Dump final insn stream.
14885 * gcc.c (invoke_as): Hook in -fcompare-debug.
14886 (static_spec_functions): Add compare-debug-dump-opt,
14887 compare-debug-self-opt and compare-debug-auxbase-opt.
14888 (compare_debug, compare_debug_second, compare_debug_opt): New.
14889 (switches_debug_check, n_switches_debug_check): New.
14890 (debug_auxbase_opt, debug_check_temp_file): New.
14891 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14893 (do_self_spec): Handle arguments after switches.
14894 (do_spec_1): Add .gk extension to temp file basenames for compare.
14895 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14896 (cc1_options): Use it instead of normal auxbase computation for
14897 the second compare-debug compilation.
14898 (compare_files): New.
14899 (main): Set up and implement compare debug mode.
14900 (compare_debug_dump_opt_spec_function): New.
14901 (compare_debug_self_opt_spec_function): New.
14902 (compare_debug_auxbase_opt_spec_function): New.
14903 * toplev.c (process_options): Handle flag_gtoggle,
14904 flag_dump_final_insns.
14905 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14906 during -fcompare-debug-second compilation.
14908 2009-06-07 Ian Lance Taylor <iant@google.com>
14910 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14911 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14913 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14914 with no default node. Change warning with %H to warning_at.
14915 Don't clear warn_switch around case checking.
14916 * doc/invoke.texi (Warning Options): Clarify distinction between
14917 -Wswitch and -Wswitch-enum.
14919 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14921 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14923 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14925 * gbl-ctors.h: Add header guard.
14927 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14929 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14930 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14931 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14932 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14933 prototypes for removed functions.
14934 (expressions_equal_p): Move to ...
14935 * tree-ssa-sccvn.h: ... here and ...
14936 * matrix-reorg.c: ... adjust includes.
14938 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14940 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14942 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14944 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14945 (finish_function): Remove erroneous whitespace.
14947 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14949 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14950 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14952 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14954 * errors.c (internal_error): Commentary typo fix.
14955 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14956 * tree-ssa-pre.c: Ditto.
14958 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14960 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14961 them is supposed to hold actual statements.
14963 2009-06-06 Ian Lance Taylor <iant@google.com>
14965 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14966 empty statements can now have attributes.
14968 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14970 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14971 * config/mips/mips.md: Ditto.
14973 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14975 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14977 (__eabi_uconvert): Likewise.
14979 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14981 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14982 CFI_* definitions with IN_GCC.
14984 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14986 * xcoffout.h (xcoffout_source_line): Update prototype.
14988 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14990 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14991 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14993 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14995 PR middle-end/40340
14996 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14997 inlined_function_outer_scope_p blocks for artificial inlines
14999 * tree.c (tree_nonartificial_location): Rewrite using
15000 block_nonartificial_location.
15002 2009-06-05 Revital Eres <eres@il.ibm.com>
15003 Leehod Baruch <leehod@il.ibm.com>
15005 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
15006 (expand_expr_real_1): Remove comment.
15007 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15008 Vectorize misaligned access when the target supports it.
15009 (vect_supportable_dr_alignment): Check for unaligned access support.
15010 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
15013 2009-06-05 Julian Brown <julian@codesourcery.com>
15015 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
15016 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
15018 2009-06-05 Richard Guenther <rguenther@suse.de>
15021 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
15022 as possibly unused.
15024 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15026 * config/s390/s390.c (global_not_special_regno_p): New static inline.
15027 (save_gprs): Don't tell unwinder when a global register is saved.
15028 (s390_emit_epilogue): Emit needed epilogue unwind info.
15030 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15032 * dwarf2out.c (deferred_asm_name): New.
15033 (add_name_and_src_coords_attributes): Defer creation of
15034 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
15036 (move_linkage_attr): New.
15037 (dwarf2out_finish): Revisit deferrals and emit attributes at the
15040 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15042 * tree-nested.c (finalize_nesting_tree_1): Declare the
15043 frame_decl in the binding tree.
15045 2009-06-04 Cary Coutant <ccoutant@google.com>
15047 * basic-block.h (struct basic_block_def): Add discriminator field.
15048 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15050 * debug.c (do_nothing_debug_hooks): Add additional entry.
15051 (debug_nothing_int_charstar_int): New function.
15052 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15053 (debug_nothing_int_charstar_int): New declaration.
15054 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15055 discriminator value in .loc directive.
15056 * final.c (last_discriminator): New variable.
15057 (discriminator): New variable.
15058 (final_start_function): Initialize above variables, pass current
15059 discriminator to debug hook.
15060 (notice_source_line): Check for discriminator change.
15061 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15062 * sdbout.c (sdbout_source_line): New parameter.
15063 * tree-cfg.c (struct locus_discrim_map): New structure type.
15064 (discriminator_per_locus): New hash table.
15065 (build_gimple_cfg): Allocate and free discriminator hash table.
15066 (make_edges): Call assign_discriminator.
15067 (locus_map_hash): New function.
15068 (locus_map_eq): New function.
15069 (next_discriminator_for_locus): New function.
15070 (same_line_p): New function.
15071 (assign_discriminator): New function.
15072 (make_cond_expr_edges): Call assign_discriminator.
15073 (make_gimple_switch_edges): Likewise.
15074 (first_non_label_stmt): New function.
15075 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15077 * xcoffout.c (xcoffout_source_line): Add new parameter.
15079 * configure.ac (gcc_cv_as_discriminator): New configury check for
15080 gas support for discriminator.
15081 * configure: Regenerate.
15082 * config.in: Regenerate.
15084 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15086 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15087 val after checking for integers.
15089 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15091 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
15093 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
15094 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
15095 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
15096 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
15097 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
15098 X64_SSE_REGPARM_MAX.
15099 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
15100 X64_SSE_REGPARM_MAX.
15102 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15104 * gcc.c (report_times_to_file): New.
15105 (execute): Implement it.
15106 (process_command): Support -time=.
15107 * doc/invoke.texi: Document it.
15109 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15111 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
15112 that have value exprs.
15114 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15116 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
15117 declarations for constants until...
15118 (dw2_output_indirect_constant_1): ... this point.
15120 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
15123 * arm.md (arm_addsi3): Don't try to split an add with an
15124 eliminable register until after reload has completed.
15126 2009-06-03 Ian Lance Taylor <iant@google.com>
15128 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
15129 * genattrtab.c (write_length_unit_log): Likewise.
15130 * genchecksum.c (dosum): Likewise.
15131 * gengtype.c (write_rtx_next): Likewise.
15132 (finish_root_table, write_roots): Likewise.
15133 * gimple.c (gimple_ops_offset_): Likewise.
15134 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
15135 * config/arc/arc.c (arc_attribute_table): Likewise.
15136 * config/arm/arm.c (arm_attribute_table): Likewise.
15137 * config/avr/avr.c (avr_attribute_table): Likewise.
15138 * config/crx/crx.c (crx_attribute_table): Likewise.
15139 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
15140 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
15141 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
15142 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
15143 * config/sh/sh.c (sh_attribute_table): Likewise.
15144 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
15145 * config/spu/spu.c (spu_attribute_table): Likewise.
15146 * config/v850/v850.c (v850_attribute_table): Likewise.
15148 * config/alpha/alpha.c (vms_attribute_table): Make static.
15149 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
15150 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
15151 * config/mips/mips.c (mips_attribute_table): Likewise.
15153 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
15155 (cc1-checksum.o): Likewise.
15157 2009-06-03 Steve Ellcey <sje@cup.hp.com>
15159 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
15161 2009-06-03 Jakub Jelinek <jakub@redhat.com>
15163 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
15164 insn if it is changing sp. Use gen_add3_insn instead of
15165 conditionally gen_addsi3 and gen_adddi3.
15166 (offset_below_red_zone_p): New static inline function.
15167 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
15168 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
15169 * config/rs6000/ppc-asm.h: Include auto-host.h.
15170 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
15171 CFI_RESTORE): Define.
15172 * config/rs6000/crtresxgpr.asm: Add unwind info.
15173 * config/rs6000/crtresxfpr.asm: Likewise.
15174 * config/rs6000/crtresgpr.asm: Likewise.
15175 * config/rs6000/crtresfpr.asm: Likewise.
15176 * config/rs6000/crtsavgpr.asm: Likewise.
15177 * config/rs6000/crtsavfpr.asm: Likewise.
15179 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
15180 argument of DWARF2_FRAME_REG_OUT macros.
15182 2009-06-03 Julian Brown <julian@codesourcery.com>
15184 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
15185 words or less (including TImode) in core registers.
15187 2009-06-03 Richard Guenther <rguenther@suse.de>
15189 PR middle-end/40328
15190 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
15192 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
15194 * statistics.c (statistics_counter_event): Do not record event
15195 in pass dump if its number == -1.
15196 (curr_statistics_hash): Add assert that we never get passes
15197 with static number == -1.
15199 2009-06-03 Richard Guenther <rguenther@suse.de>
15200 Andrey Belevantsev <abel@ispras.ru>
15202 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
15203 non-BLKmode arrays addressable.
15205 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
15207 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
15208 * config/m68k/m68k.h: ... here.
15210 2009-06-03 Martin Jambor <mjambor@suse.cz>
15212 PR tree-optimization/40323
15213 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
15216 2009-06-03 Richard Guenther <rguenther@suse.de>
15218 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15221 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
15223 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15224 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
15225 JUMP_TABLE_DATA_P where applicable.
15226 * config/sh/sh.c: Ditto.
15227 * config/sh/sh.h: Ditto.
15228 * config/sh/sh.md: Ditto.
15229 * config/sh/symbian.c: Ditto.
15231 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
15233 * config/i386/driver-i386.c (describe_cache): Optimize
15234 concatenation of strings. Use snprintf instead of sprintf.
15235 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
15236 target when not compiling with GCC.
15238 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
15240 * config/sh/sh.c: Revert last change.
15241 (sh_expand_epilogue): Emit a blockage insn before the frame
15242 pointer adjustment unconditionally.
15244 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15246 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
15247 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
15248 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
15249 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
15250 to COLLECT_GCC_OPTIONS.
15252 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15254 * collect2.c (target_system_root): New variable.
15255 (main): Handle --sysroot=.
15256 (ignore_library): Strip the sysroot from the library path.
15258 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15260 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15261 (collect2.o): Depend on collect2-aix.h.
15262 (collect2-aix.o): New rule.
15263 * collect2-aix.h: New file.
15264 * collect2-aix.c: Likewise.
15265 * collect2.c: Include collect2-aix.h. Don't undefine
15266 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15267 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15268 Use TARGET_AIX_VERSION instead of _AIX51.
15269 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15270 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15271 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15272 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15273 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15275 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15277 * collect2.c (ignore_library): Avoid premature post-increment
15278 and null deference.
15280 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15282 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15283 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15284 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15285 CROSS_DIRECTORY_STRUCTURE too.
15286 (LINK_LIBG_SPEC): Likewise.
15287 (LIB_SPEC): Add %R to sysroot paths.
15288 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15289 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15290 * config/rs6000/aix51.h: As for aix43.h.
15291 * config/rs6000/aix52.h: Likewise.
15292 * config/rs6000/aix53.h: Likewise.
15293 * config/rs6000/aix61.h: Likewise.
15294 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15295 to the beginning of sysroot paths.
15297 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15299 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15300 INSN_LISTs that are out of the REG_NOTE range.
15302 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15304 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15305 (struct var_to_expand): Likewise.
15306 (struct opt_info): Add head and tail for linked lists of the above.
15307 (analyze_insn_to_expand_var): Initialize next.
15308 (analyze_iv_to_split_insn): Likewise.
15309 (analyze_insns_in_loop): Create linked lists.
15310 (allocate_basic_variable): Simplify for use without hash table.
15311 (insert_var_expansion_initialization): Likewise, make it type-safer.
15312 (combine_var_copies_in_loop_exit): Likewise.
15313 (apply_opt_in_copies): Walk lists rather than hash tables.
15314 (release_var_copies): Simplified and inlined by hand into...
15315 (free_opt_info): ... this function.
15317 2009-06-02 Richard Guenther <rguenther@suse.de>
15319 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15322 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15324 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15325 only for builtins that are not overridden.
15327 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15329 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15332 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15334 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15336 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15338 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15340 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15342 * common.opt (fdump-unnumbered-links): New.
15343 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15344 * print-rtl.c (flag_dump_unnumbered_links): New.
15345 (print_rtx): Test it.
15347 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15349 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15350 push/pop multiple to 8-byte alignment.
15352 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15354 * config/i386/i386.c (queued_cfa_restores): New static variable.
15355 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15357 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15358 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15359 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15360 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15361 note unconditionally.
15362 (ix86_emit_restore_regs_using_mov): Likewise.
15363 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15364 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15365 it through to ix86_emit_restore_reg_using_pop.
15366 (ix86_emit_leave): Add RED_OFFSET argument. Call
15367 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15368 instead of adding REG_CFA_OFFSET note unconditionally.
15369 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15370 the above functions. Call ix86_add_queued_cfa_restore_notes when
15373 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15374 force output of the label even for dwarf2out_do_cfi_asm.
15375 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15376 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15377 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15379 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15380 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15381 dwarf2out_cfi_label callers.
15382 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15383 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15384 Adjust dwarf2out_cfi_label callers.
15385 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15387 * config/i386/i386.h (struct machine_cfa_state,
15388 struct machine_function): Guard with ifndef USED_FOR_TARGET
15389 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15392 * emutls.c (__emutls_get_address): Change arr->size to mean number
15393 of allocated arr->data entries instead of # of slots + 1.
15395 PR middle-end/40316
15396 * recog.c (peep2_reinit_state): New function.
15397 (peephole2_init_state): Use it at the end of a basic block and also
15398 when seeing a RTX_FRAME_RELATED_P insn.
15400 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15402 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15403 fixuns_truncrfdi2): New.
15404 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15405 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15406 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15407 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15408 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15409 *recip_approx): Remove.
15410 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15411 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15412 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15414 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15417 2009-06-01 Ian Lance Taylor <iant@google.com>
15419 * attribs.c (register_attribute): Use CONST_CAST.
15420 * collect2.c (main): Use CONST_CAST2.
15421 (scan_prog_file): Likewise.
15422 * gcc.c (process_command, main): Likewise.
15423 * toplev.c (toplev_main): Likewise.
15425 * c-typeck.c (handle_warn_cast_qual): New static function,
15426 partially broken out of build_c_cast.
15427 (build_c_cast): Call handle_warn_cast_qual.
15428 * doc/invoke.texi (Warning Options): Document new effect of
15431 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15433 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15434 (diagnostic_report_current_module): Print columns.
15435 * common.opt (flag_show_column): Enable by default.
15437 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15439 * alias.c (find_base_term): Check for NULL term before returning.
15441 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15443 Revert due to PR40320:
15444 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15445 * calls.c (emit_library_call_value_1): Don't force_operand for move
15448 2009-06-01 Olivier Hainque <hainque@adacore.com>
15449 Eric Botcazou <ebotcazou@adacore.com>
15451 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15452 to be processed as a bitfield for constructor output purposes.
15453 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15455 * varasm.c (oc_local_state): New type, output_constructor
15456 local state to support communication with helpers.
15457 (oc_outer_state): New type, output_constructor outer state of
15458 relevance in recursive calls.
15459 (output_constructor_array_range): New output_constructor helper,
15460 extracted code for an array range element.
15461 (output_constructor_regular_field): New output_constructor helper,
15462 extracted code for an element that is not a bitfield.
15463 (output_constructor_bitfield): New output_constructor helper,
15464 extracted code for a bitfield element. Accept an OUTER state
15465 argument for recursive processing. Recurse on record or array
15466 CONSTRUCTOR values, possibly past noop conversions.
15467 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15468 VALUE is a valid constant-valued expression for use in a static
15469 bit-field initializer.
15470 (output_constructor): Rework to use helpers. Accept and honor an
15471 OUTER state argument for recursive calls. Return total size. Be
15472 prepared for nested constructors initializing bitfields.
15473 (output_constant): Feed OUTER in calls to output_constructor.
15475 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15477 * calls.c (emit_library_call_value_1): Don't force_operand for move
15480 2009-06-01 Nick Clifton <nickc@redhat.com>
15482 * doc/invoke.texi (IA-64 Options): Fix typo.
15484 2009-06-01 Ira Rosen <irar@il.ibm.com>
15486 PR tree-optimization/39129
15487 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15489 (vect_do_peeling_for_loop_bound): Use
15490 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15491 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15492 (vect_loop_versioning): Likewise.
15493 (vect_create_cond_for_alias_checks): Fix indentation.
15494 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15496 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15497 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15498 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15499 "control flow in loop".
15500 (vect_estimate_min_profitable_iters): Use
15501 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15502 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15503 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15504 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15505 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15506 statement belongs to a group of strided accesses with the exact code
15508 (vectorizable_load): Likewise.
15509 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15510 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15512 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15514 * config/freebsd-stdint.h: New file.
15515 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15516 Add freebsd-stdint.h to tm_file.
15518 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15520 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15521 (thumb2_extendhidi2): Likewise.
15523 2009-05-31 Ian Lance Taylor <iant@google.com>
15525 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15527 2009-05-31 Ian Lance Taylor <iant@google.com>
15529 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15530 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15531 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15533 2009-05-31 Jason Merrill <jason@redhat.com>
15535 * tree-pretty-print.c (print_call_name): Take the callee, not the
15536 call itself. Make non-static. Use dump_function_name for functions.
15537 (dump_generic_node): Adjust.
15538 * diagnostic.h: Declare print_call_name.
15539 * gimple-pretty-print.c (dump_gimple_call): Use it.
15541 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15543 * config/sh/sh.md (ashldi3_std): New define_expand.
15546 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15549 * config/sh/sh.c: Include debug.h.
15550 (sh_expand_epilogue): Emit a blockage insn before the frame
15551 pointer adjustment also when dwarf2out_do_frame returns true.
15553 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15555 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15556 (thumb2_extendqidi2): New pattern.
15558 2009-05-31 Ira Rosen <irar@il.ibm.com>
15560 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15561 mark phis for renaming.
15562 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15563 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15564 Call mark_sym_for_renaming.
15565 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15566 * tree-vect-loop.c (vect_transform_loop): Remove
15567 vect_memsyms_to_rename initialization and a call to
15568 mark_set_for_renaming.
15570 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15572 PR middle-end/40304
15573 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15574 frame related even if !set_cfa && style < 0.
15576 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15578 * config/i386/mingw-tls.c: New file.
15579 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15580 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15581 defining _WIN32 but not __CYGWIN__.
15583 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15585 * configure.ac: Add MPC support.
15587 * config.in, configure: Regenerate.
15589 2009-05-29 Richard Henderson <rth@redhat.com>
15591 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15592 NOTE_INSN_BASIC_BLOCK.
15593 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15594 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15595 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15597 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15599 (add_cfi): Disable check redefining cfa away from drap.
15600 (lookup_cfa_1): Add remember argument; handle remember/restore.
15601 (lookup_cfa): Pass remember argument.
15602 (cfa_remember): New.
15603 (compute_barrier_args_size_1): Remove sibcall check.
15604 (dwarf2out_frame_debug_def_cfa): New.
15605 (dwarf2out_frame_debug_adjust_cfa): New.
15606 (dwarf2out_frame_debug_cfa_offset): New.
15607 (dwarf2out_frame_debug_cfa_register): New.
15608 (dwarf2out_frame_debug_cfa_restore): New.
15609 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15610 (dwarf2out_begin_epilogue): New.
15611 (dwarf2out_frame_debug_restore_state): New.
15612 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15613 DW_CFA_restore_state.
15614 (output_cfi_directive): Likewise.
15615 (convert_cfa_to_fb_loc_list): Likewise.
15616 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15617 * dwarf2out.h: Update.
15618 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15619 (copy_insn_1): Early out for null.
15620 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15621 and dwarf2out_frame_debug_restore_state.
15622 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15623 (prologue_insn_hash, epilogue_insn_hash): New.
15624 (free_after_compilation): Adjust freeing accordingly.
15625 (record_insns): Create hash table if needed; push insns into
15626 hash instead of array.
15627 (maybe_copy_epilogue_insn): New.
15628 (contains): Search hash table instead of array.
15629 (sibcall_epilogue_contains): Remove.
15630 (thread_prologue_and_epilogue_insns): Split eh_return insns
15631 and mark them as epilogues.
15632 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15633 scanning in terms of basic blocks.
15634 * insn-notes.def (CFA_RESTORE_STATE): New.
15635 * jump.c (returnjump_p_1): Accept EH_RETURN.
15636 (eh_returnjump_p_1, eh_returnjump_p): New.
15637 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15638 CFA_REGISTER, CFA_RESTORE): New.
15639 * rtl.def (EH_RETURN): New.
15640 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15642 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15643 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15645 * config/i386/i386.c (gen_push): Update cfa state.
15646 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15647 add a CFA_ADJUST_CFA note.
15648 (ix86_dwarf_handle_frame_unspec): Remove.
15649 (ix86_expand_prologue): Update cfa state.
15650 (ix86_emit_restore_reg_using_pop): New.
15651 (ix86_emit_restore_regs_using_pop): New.
15652 (ix86_emit_leave): New.
15653 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15654 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15655 * config/i386/i386.h (struct machine_cfa_state): New.
15656 (ix86_cfa_state): New.
15657 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15658 (eh_return_internal): Merge from eh_return_<mode>,
15659 use eh_return rtx, split w/ epilogue.
15661 2009-05-29 Ian Lance Taylor <iant@google.com>
15663 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15665 * calls.c (emit_library_call_value_1): Likewise.
15667 * c-typeck.c (c_build_va_arg): New function.
15668 * c-tree.h (c_build_va_arg): Declare.
15669 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15670 instead of build_va_arg.
15672 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15674 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15675 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15676 (ptr_difference_cost): Use affine combinations to compute it.
15677 (difference_cost): Likewise.
15678 (get_computation_cost_at): Compute more accurate cost for addresses
15679 if the ratio is a multiplier allowed in addresses.
15680 For non-addresses, consider that an additional offset or symbol is
15683 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15685 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15686 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15688 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15689 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15690 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15692 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15693 to 1 for TYPE_SSE{IADD1,CVT1}.
15694 (prefix_vex_imm8): Removed.
15695 (length_vex): Only pass 1 as second argument to
15696 ix86_attr_length_vex_default if prefix_extra is 0.
15697 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15698 (length): For prefix vex computation use length_immediate
15699 attribute instead of prefix_vex_imm8.
15700 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15701 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15702 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15703 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15704 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15705 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15706 a space in between the operands.
15707 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15708 if one operand is 0xff and the other one si, di, bp or sp.
15709 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15710 other one si, di, bp or sp.
15711 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15712 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15713 type and mode attributes.
15714 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15715 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15716 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15717 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15718 prefix_data16 attribute iff MODE_DF.
15719 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15720 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15721 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15722 constm128_operand in length_immediate computation.
15723 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15724 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15725 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15726 length_immediate attribute to 1.
15727 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15728 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15729 for certain alternatives.
15730 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15731 prefix_data16 attribute if MODE_V1DF.
15732 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15733 length_immediate to 1.
15734 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15735 length_address to 4, set mode attribute to MODE_DI.
15736 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15737 (fxam<mode>2_i387): Set length attribute to 4.
15738 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15739 *prefetch_3dnow_rex): Override length_address attribute.
15740 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15742 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15743 (constm128_operand): Removed.
15744 * config/i386/i386.c (memory_address_length): For
15745 disp && !index && !base in 64-bit mode account for SIB byte if
15746 print_operand_address can't optimize disp32 into disp32(%rip)
15747 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15748 for fs: or gs: segment.
15749 (ix86_attr_length_immediate_default): When checking if shortform
15750 is possible, truncate immediate to the length of the non-shortened
15752 (ix86_attr_length_address_default): Ignore MEM_P operands
15754 (ix86_attr_length_vex_default): Only check for DImode on
15755 GENERAL_REG_P operands.
15756 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15757 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15758 (sse_cvttps2pi): Clear prefix_rep attribute.
15759 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15761 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15762 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15763 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15764 iff operand 2 is const_int_operand.
15765 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15766 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15767 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15769 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15771 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15772 prefix_data16 attribute for movlpd and movhpd instructions.
15773 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15774 length_immediate for shufpd instruction.
15775 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15776 (avx_cmpp<avxmodesuffixf2c><mode>3,
15777 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15778 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15779 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15780 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15781 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15782 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15783 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15784 prefix_data16 attribute for the first alternative to 1.
15785 (*avx_loadlps): Override length_immediate for the first alternative.
15786 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15787 attributes for second alternative.
15788 (*vec_concatv2sf_sse4_1): Override length_immediate and
15789 prefix_data16 attributes for second alternative.
15790 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15791 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15792 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15793 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15794 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15795 prefix_data16 and length_immediate to 1.
15796 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15798 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15799 prefix_extra attribute for variants that don't have 0f prefix alone.
15800 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15801 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15802 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15803 *sse4_1_pextrd): Set length_immediate to 1.
15804 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15805 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15807 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15808 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15809 length_immediate to 1 for second alternative.
15810 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15811 prefix_extra and length_immediate attributes for the first
15813 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15815 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15816 to 1 for the first and third alternative.
15817 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15819 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15821 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15823 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15824 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15825 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15826 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15827 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15828 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15829 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15830 ssse3_psign<mode>3): Override prefix_rex attribute.
15831 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15832 (ssse3_palignrti): Override length_immediate to 1.
15833 (ssse3_palignrdi): Override length_immediate to 1, override
15834 prefix_rex attribute.
15835 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15836 (sse4a_extrqi): Override length_immediate to 2.
15837 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15838 (sse4a_insertq): Override prefix_data16 to 0.
15839 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15840 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15841 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15842 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15843 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15844 and length_immediate to 1.
15845 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15846 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15847 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15848 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15849 and length_immediate to 1.
15850 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15851 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15852 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15853 avx_ptest256): Override prefix_extra to 1.
15854 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15855 Override prefix_data16 and length_immediate to 1.
15856 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15857 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15858 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15859 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15860 prefix_data16 to 0 and prefix_extra to 2.
15861 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15862 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15864 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15865 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15866 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15867 and prefix_extra to 2.
15868 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15869 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15870 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15871 avx_vpermilvar<mode>3,
15872 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15873 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15874 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15875 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15876 Override prefix_extra to 1.
15877 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15878 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15879 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15880 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15881 prefix_extra and length_immediate to 1.
15882 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15884 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15885 to 1 for the first alternative.
15886 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15887 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15889 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15890 *movv2sf_internal_avx, *movv2sf_internal): Override
15891 prefix_rep attribute for certain alternatives.
15892 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15893 attributes for certain alternatives.
15894 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15895 attributes for certain alternatives.
15896 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15897 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15898 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15899 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15900 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15901 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15902 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15903 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15904 length_immediate to 1 if operand 2 is const_int_operand.
15905 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15906 *vec_extractv2si_1): Set length_immediate attribute to 1.
15907 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15908 using old 3DNOW insn rather than SSE/3DNOW_A.
15909 (mmx_emms, mmx_femms): Clear modrm attribute.
15911 2009-05-29 Martin Jambor <mjambor@suse.cz>
15913 * tree-sra.c: New implementation of SRA.
15915 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15916 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15917 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15918 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15919 (SRA_MAX_STRUCTURE_COUNT): Removed.
15920 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15921 * doc/invoke.texi (sra-max-structure-size): Removed.
15922 (sra-field-structure-ratio): Removed.
15924 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15926 PR middle-end/40291
15927 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15930 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15932 PR rtl-optimization/40101
15933 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15934 seqno. Adjust comment.
15935 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15936 inserting bookkeeping before a jump, the jump is not scheduled.
15937 When no positive seqno found, provide a value. Add comment.
15939 2009-05-29 Richard Guenther <rguenther@suse.de>
15941 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15942 short-cutting on the first component.
15944 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15946 PR middle-end/39958
15947 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15948 for trees other than decls/types.
15950 2009-05-29 Richard Guenther <rguenther@suse.de>
15952 * tree-ssa-operands.c (get_expr_operands): Do not handle
15953 INDIRECT_REFs in the handled-component case. Remove
15954 unused get_ref_base_and_extent case.
15955 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15956 tree_low_cst and host_integerp where possible.
15957 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15958 codes for equivalence.
15959 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15961 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15963 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15964 to tmake_file for i[34567]86-*-cygwin*.
15966 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15969 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15970 (altivec_categorize_keyword, init_vector_keywords,
15971 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15974 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15976 * tree.c (handle_dll_attribute): Check if node is
15977 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15979 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15981 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15983 (thumb2_zero_extendqidi2): Likewise.
15985 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15987 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15988 instead of gen_movrt.
15989 * config/sh/sh.md (movrt): Remove.
15991 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15993 * doc/invoke.texi (IA-64 Options):
15994 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15995 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15996 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15997 -msched-prefer-non-control-spec-insns,
15998 -msched-stop-bits-after-every-cycle,
15999 -msched-count-spec-in-critical-path,
16000 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
16001 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
16002 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
16003 and -msched-spec-verbose.
16005 2009-05-28 Joseph Myers <joseph@codesourcery.com>
16007 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
16008 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
16010 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
16012 2009-05-28 Richard Guenther <rguenther@suse.de>
16014 * tree-ssa-alias.c (ao_ref_init): New function.
16015 (ao_ref_base): Likewise.
16016 (ao_ref_base_alias_set): Likewise.
16017 (ao_ref_alias_set): Likewise.
16018 (refs_may_alias_p_1): Change signature.
16019 (refs_may_alias_p): Adjust.
16020 (refs_anti_dependent_p): Likewise.
16021 (refs_output_dependent_p): Likewise.
16022 (call_may_clobber_ref_p_1): Change signature.
16023 (call_may_clobber_ref_p): Adjust.
16024 (stmt_may_clobber_ref_p_1): New function split out from ...
16025 (stmt_may_clobber_ref_p): ... here.
16026 (maybe_skip_until): Adjust signature.
16027 (get_continuation_for_phi): Likewise.
16028 (walk_non_aliased_vuses): Likewise.
16029 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
16030 (ao_ref_init): Declare.
16031 (ao_ref_base): Likewise.
16032 (ao_ref_alias_set): Likewise.
16033 (stmt_may_clobber_ref_p_1): Likewise.
16034 (walk_non_aliased_vuses): Adjust.
16035 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
16036 (get_ref_from_reference_ops): remove.
16037 (vn_reference_lookup_2): Adjust signature.
16038 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
16039 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
16040 (vn_reference_lookup): Adjust.
16041 (vn_reference_insert): Likewise.
16042 (vn_reference_insert_pieces): Adjust signature.
16043 (visit_reference_op_call): Adjust.
16044 * tree-ssa-pre.c (get_expr_type): Simplify.
16045 (phi_translate_1): Adjust.
16046 (compute_avail): Likewise.
16047 (translate_vuse_through_block): Do not re-build trees.
16048 (value_dies_in_block_x): Likewise.
16049 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16051 (vn_reference_lookup_pieces): Adjust declaration.
16052 (vn_reference_insert_pieces): Likewise.
16054 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16056 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16057 with checking disabled.
16059 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16063 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16064 macro definition for support of three-operand format aligned
16065 .comm directive in assembler on cygwin/pe/mingw target OS.
16066 * configure: Regenerate.
16067 * config.h: Regenerate.
16069 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16070 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16071 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16073 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16074 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16076 2009-05-28 Ira Rosen <irar@il.ibm.com>
16078 PR tree-optimization/40254
16079 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16080 in analysis of basic blocks.
16082 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16084 PR middle-end/33699
16085 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16086 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16087 (TARGET_INITIALIZER): Use it.
16088 * cse.c (CHEAPER): Move it up to the other macros.
16089 (insert): Rename this ...
16090 (insert_with_costs): ... to this. Add cost parameters. Update
16092 (insert): New function. Call insert_with_costs.
16093 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
16094 find_reg_offset_for_const, try_const_anchors): New functions.
16095 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16096 when using a const-anchor. Call insert_const_anchors.
16097 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
16098 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
16100 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16102 * tree-inline.c (remap_decls): Enable nonlocalized variables
16103 when not optimizing.
16105 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16107 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
16108 Simplify other tests involving optimize.
16110 2009-05-27 Tom Tromey <tromey@redhat.com>
16112 * unwind-dw2.c (_Unwind_DebugHook): New function.
16113 (uw_install_context): Call _Unwind_DebugHook.
16115 2009-05-27 Tom Tromey <tromey@redhat.com>
16117 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
16119 2009-05-27 Ian Lance Taylor <iant@google.com>
16121 * Makefile.in (LINKER, LINKER_FLAGS): Define.
16122 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
16123 (ALL_LINKERFLAGS): Define.
16124 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
16125 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16126 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
16127 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16128 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
16129 $(LINKER_FOR_BUILD).
16130 (build/gcov-iov$(build_exeext)): Likewise.
16132 2009-05-27 Julian Brown <julian@codesourcery.com>
16134 * gcse.c (target.h): Include.
16135 (can_assign_to_reg_without_clobbers_p): Check that the target allows
16136 copy of argument to a pseudo register.
16138 2009-05-27 Diego Novillo <dnovillo@google.com>
16140 * tree-ssa-live.c (dump_scope_block): Document arguments.
16141 (dump_scope_blocks): Document.
16142 (debug_scope_blocks): New.
16143 * tree-flow.h (debug_scope_blocks): Declare.
16145 2009-05-21 Denis Chertykov <denisc@overta.ru>
16147 * doc/contrib.texi (Contributors): Add myself to the list.
16149 2009-05-27 Olivier Hainque <hainque@adacore.com>
16151 * expr.c (target_align): New function. Alignment the TARGET of an
16152 assignment may be assume to have.
16153 (highest_pow2_factor_for_target): Use it instead of relying on
16154 immediate tree attributes of TARGET, not necessarily honored when
16155 intermediate bitfields are involved.
16157 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
16160 * config/i386/driver-i386.c (host_detect_local_cpu): Support
16161 AVX, SSE4, AES, PCLMUL and POPCNT.
16163 2009-05-27 Diego Novillo <dnovillo@google.com>
16165 * tree-pretty-print.c (dump_location): New.
16166 (dump_generic_node): Call it.
16167 Factor code to handle BLOCK nodes ...
16168 (dump_block_node): ... here.
16170 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
16172 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
16174 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
16176 * gcc-plugin.h: Include config.h and system.h.
16177 (IN_GCC): Define if not defined.
16179 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
16181 PR middle-end/40249
16182 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
16185 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
16187 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
16189 * config/m32r/m32r.h: Ditto.
16190 * config/m32r/m32r.md: Ditto.
16191 * config/m32r/predicates.md: Ditto.
16193 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
16195 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
16197 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
16200 (Loading plugins): typo.
16201 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
16202 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16203 (Interacting with the GCC Garbage Collector): Added new section.
16204 (Giving information about a plugin): Added new section for
16206 * ggc.h (ggc_register_root_tab): Added declaration.
16207 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
16208 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
16209 (register_callback): Improved comment in declaration.
16210 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
16211 (extra_root_vec) Added static variable for dynamic roots registration.
16212 (ggc_register_root_tab) Added new routine.
16213 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
16214 PLUGIN_GGC_MARKING event.
16215 * ggc-zone.c: Include plugin.h.
16216 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16217 * ggc-page.c: Include plugin.h.
16218 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16219 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
16220 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
16221 (register_callback): check lack of callbacks for
16222 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
16223 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
16224 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
16225 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16226 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
16227 dependency on plugin.h.
16228 (plugin.o): Added dependency on ggc.h...
16230 2009-05-26 Richard Guenther <rguenther@suse.de>
16232 PR middle-end/40248
16234 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16235 with mismatched comparison modes.
16237 * expr.c (expand_expr_real_1): Expand the operand of a
16238 VIEW_CONVERT_EXPR in its natural mode.
16240 2009-05-26 Ian Lance Taylor <iant@google.com>
16242 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
16243 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
16244 (ALL_COMPILERFLAGS): Define.
16245 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
16246 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16247 (collect2$(exeext), collect2.o): Likewise.
16248 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
16249 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
16250 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
16251 (libbackend.o, intl.o, cppdefault.o): Likewise.
16252 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16253 (build/%.o): Use $(COMPILER_FOR_BUILD).
16254 (build/gen%$(build_exeext)): Likewise.
16255 (build/gcov-iov$(build_exeext)): LIkewise.
16256 * config/t-darwin (darwin.o): Use $(COMPILER).
16257 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16258 * config/t-sol2 (sol2-c.o): Likewise.
16259 (sol2.o): Likewise.
16260 * config/t-vxworks (vxworks.o): Likewise.
16261 * config/x-darwin (host-darwin.o): Likewise.
16262 * config/x-hpux (host-hpux.o): Likewise.
16263 * config/x-linux (host-linux.o): Likewise.
16264 * config/x-solaris (host-solaris.o): Likewise.
16265 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16266 * config/arm/t-arm (arm-c.o): Likewise.
16267 * config/arm/t-pe (pe.o): Likewise.
16268 * config/arm/t-wince-pe (pe.o): Likewise.
16269 * config/i386/t-cygming (winnt.o): Likewise.
16270 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16271 * config/i386/t-cygwin (cygwin1.o): Likewise.
16272 (cygwin2.o): Likewise.
16273 * config/i386/t-i386 (i386-c.o): Likewise.
16274 * config/i386/t-interix (winnt.o): Likewise.
16275 * config/i386/t-netware (netware.o): Likewise.
16276 * config/i386/t-nwld (nwld.o): Likewise.
16277 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16278 * config/i386/x-i386 (driver-i386.o): Likewise.
16279 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16280 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16281 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16282 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16283 * config/mips/x-native (driver-native.o): Likewise.
16284 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16285 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16286 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16287 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16288 * config/score/t-score-elf (score7.o): Likewise.
16289 (score3.o): Likewise.
16290 * config/sh/t-sh (sh-c.o): Likewise.
16291 * config/sh/t-symbian (sh-c.o): Likewise.
16292 (symbian.o): Likewise.
16293 * config/spu/t-spu-elf (spu-c.o): Likewise.
16294 * config/v850/t-v850 (v850-c.o): Likewise.
16295 * config/v850/t-v850e (v850-c.o): Likewise.
16297 2009-05-26 Richard Guenther <rguenther@suse.de>
16299 PR tree-optimization/40122
16300 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16301 VECTOR_CSTs if possible.
16302 (fold_gimple_assign): Likewise.
16304 2009-05-26 Richard Guenther <rguenther@suse.de>
16306 PR middle-end/40252
16307 * fold-const.c (fold_binary): Use the correct types for building
16310 2009-05-26 Richard Guenther <rguenther@suse.de>
16312 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16313 redundant calls to merge_alias_info.
16314 (bump_vector_ptr): Likewise.
16315 * tree-ssa-copy.c (merge_alias_info): Remove.
16316 (replace_exp_1): Remove call to merge_alias_info.
16317 (propagate_tree_value): Likewise.
16318 (fini_copy_prop): Propagate points-to info.
16319 * tree-flow.h (merge_alias_info): Remove.
16321 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16323 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16325 2009-05-25 Jan Hubicka <jh@suse.cz>
16327 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16328 * cgraph.h (struct inline_summary): New filed self_wize,
16329 size_inlining_benefit, self_time and time_inlining_benefit.
16330 (struct cgraph_global_info): Replace insns by time ans size fields.
16331 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16332 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16333 (ipcp_update_callgraph): Do not touch function bodies.
16334 * ipa-inline.c: Include except.h
16335 (MAX_TIME): New constant.
16336 (overall_insns): Remove.
16337 (leaf_node_p): New.
16338 (overall_size, max_benefit): New static variables.
16339 (cgraph_estimate_time_after_inlining): New function.
16340 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16341 (cgraph_clone_inlined_nodes): Update size.
16342 (cgraph_mark_inline_edge): Update size.
16343 (cgraph_estimate_growth): Use size info.
16344 (cgraph_check_inline_limits): Check size.
16345 (cgraph_default_inline_p): Likewise.
16346 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16347 (cgraph_decide_recursive_inlining): Check size.
16348 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16350 (cgraph_decide_inlining): Likewise.
16351 (cgraph_decide_inlining_incrementally): Likewise; honor
16352 PARAM_EARLY_INLINING_INSNS.
16353 (likely_eliminated_by_inlining_p): New predicate.
16354 (estimate_function_body_sizes): New function.
16355 (compute_inline_parameters): Use it.
16356 * except.c (must_not_throw_labels): New function.
16357 * except.h (must_not_throw_labels): Declare.
16358 * tree-inline.c (init_inline_once): Kill inlining_weigths
16359 * tree-ssa-structalias.c: Avoid uninitialized warning.
16360 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16361 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16362 (PARAM_INLINE_CALL_COST): Remove.
16363 (PARAM_EARLY_INLINING_INSNS): New.
16365 2009-05-25 Richard Guenther <rguenther@suse.de>
16367 PR tree-optimization/36327
16368 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16369 callback for reference translation or lookup at the point of may-defs.
16370 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16371 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16372 for union COMPONENT_REFs.
16373 (vn_reference_lookup_3): New callback. Lookup from memset
16374 and CONSTRUCTOR assignment, translate through struct copies.
16375 (vn_reference_lookup_pieces): Make sure to not free the
16376 passed operands array. Adjust walk_non_aliased_vuses call.
16377 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16378 make sure we do not leak memory.
16380 2009-05-25 Richard Guenther <rguenther@suse.de>
16382 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16383 * tree-inline.c (expand_call_inline): Reset the escaped and
16384 callused solutions.
16385 * tree-ssa-structalias.c (pass_build_ealias): New.
16386 * tree-pass.h (pass_build_ealias): Declare.
16387 * passes.c (init_optimization_passes): Add PTA during
16388 early optimizations.
16389 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16390 and CALLUSED solutions.
16391 (dump_points_to_solution): New function, split out from ...
16392 (dump_points_to_info_for): ... here.
16393 * tree-parloops.c (parallelize_loops): Reset the escaped and
16394 callused solutions.
16396 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16399 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16400 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16402 2009-05-25 Ira Rosen <irar@il.ibm.com>
16404 PR tree-optimization/40238
16405 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16406 statements after basic block's labels.
16407 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16408 to free the allocated memory.
16410 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16412 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16413 return address with a USE.
16415 2009-05-24 Richard Guenther <rguenther@suse.de>
16417 PR middle-end/40233
16418 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16419 array type from the main variant of the inner type.
16421 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16423 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16424 definition to bool (from int) to un-break build.
16425 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16427 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16429 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16430 discard_stmt_changes): Delete.
16431 * tree-ssa-operands.c (scb_stack): Delete.
16432 (init_ssa_operands): Do not initialize it.
16433 (fini_ssa_operands): Do not free it.
16434 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16436 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16437 update_stmt, remove the others. Fix comments.
16438 * tree-dfa.c (optimize_stack_restore): Likewise.
16439 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16440 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16441 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16442 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16444 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16445 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16446 (dom_opt_finalize_block): Likewise, adjusting access to
16448 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16449 (stmts_to_rescan): Change item type to gimple.
16450 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16452 2009-05-24 Ira Rosen <irar@il.ibm.com>
16454 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16455 * tree-pass.h (pass_slp_vectorize): New pass.
16456 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16457 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16458 * tree-vectorizer.c (timevar.h): Include.
16459 (user_vect_verbosity_level): Declare.
16460 (vect_location): Fix comment.
16461 (vect_set_verbosity_level): Update user_vect_verbosity_level
16462 instead of vect_verbosity_level.
16463 (vect_set_dump_settings): Add an argument. Ignore user defined
16464 verbosity if dump flags require higher level of verbosity. Print to
16465 stderr only for loop vectorization.
16466 (vectorize_loops): Update call to vect_set_dump_settings.
16467 (execute_vect_slp): New function.
16468 (gate_vect_slp): Likewise.
16469 (struct gimple_opt_pass pass_slp_vectorize): New.
16470 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16471 access its members.
16472 (vec_info_for_bb): New function.
16473 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16474 (VECTORIZATION_ENABLED): New macro.
16475 (SLP_ENABLED, SLP_DISABLED): Likewise.
16476 (vect_is_simple_use): Add bb_vec_info argument.
16477 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16478 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16479 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16480 vect_schedule_slp, vect_analyze_slp): Likewise.
16481 (vect_analyze_stmt): Add slp_tree argument.
16482 (find_bb_location): Declare.
16483 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16484 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16485 (vect_analyze_loop_operations, vect_analyze_loop,
16486 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16487 vect_finalize_reduction, vectorizable_reduction,
16488 vectorizable_live_operation, vect_transform_loop): Likewise.
16489 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16490 skip evolution analysis if analyzing a basic block.
16491 (dr_analyze_indices): Likewise.
16492 (initialize_data_dependence_relation): Skip the test whether the
16493 object is invariant for basic blocks.
16494 (compute_all_dependences): Skip dependence analysis for data
16495 references in basic blocks.
16496 (find_data_references_in_stmt): Don't fail in case of invariant
16497 access in basic block.
16498 (find_data_references_in_bb): New function.
16499 (find_data_references_in_loop): Move code to
16500 find_data_references_in_bb and add a call to it.
16501 (compute_data_dependences_for_bb): New function.
16502 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16503 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16505 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16506 unknown dependence in basic block and fail in case of dependence in
16508 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16509 dependence instances from either loop or basic block vectorization
16511 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16512 before calling nested_in_vect_loop_p.
16513 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16514 dependence instances from either loop or basic block vectorization
16516 (vect_verify_datarefs_alignment): Likewise.
16517 (vect_enhance_data_refs_alignment): Adjust function calls.
16518 (vect_analyze_data_refs_alignment): Likewise.
16519 (vect_analyze_group_access): Fix printing. Skip different checks if
16520 DR_STEP is 0. Keep strided stores either in loop or basic block
16521 vectorization data structure. Fix indentation.
16522 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16524 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16525 dependence instances from either loop or basic block vectorization
16527 (vect_analyze_data_refs): Update comment. Call
16528 compute_data_dependences_for_bb to analyze basic blocks.
16529 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16530 case of loop vectorization. In case of basic block vectorization use
16531 data-ref itself as a base.
16532 (vect_create_data_ref_ptr): In case of basic block vectorization:
16533 don't advance the pointer, add new statements before the current
16534 statement. Adjust function calls.
16535 (vect_supportable_dr_alignment): Support only aligned accesses in
16536 basic block vectorization.
16537 * common.opt (ftree-slp-vectorize): New flag.
16538 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16539 (vect_pattern_recog_1): Likewise.
16540 * tree-vect-stmts.c (process_use): Likewise.
16541 (vect_init_vector): Add new statements in the beginning of the basic
16542 block in case of basic block SLP.
16543 (vect_get_vec_def_for_operand): Adjust function calls.
16544 (vect_finish_stmt_generation): Likewise.
16545 (vectorizable_call): Add assert that it is loop vectorization, adjust
16547 (vectorizable_conversion, vectorizable_assignment): Likewise.
16548 (vectorizable_operation): In case of basic block SLP, take
16549 vectorization factor from statement's type and skip the relevance
16550 check. Adjust function calls.
16551 (vectorizable_type_demotion): Add assert that it is loop
16552 vectorization, adjust function calls.
16553 (vectorizable_type_promotion): Likewise.
16554 (vectorizable_store): Check for outer loop only in case of loop
16555 vectorization. Adjust function calls. For basic blocks, skip the
16556 relevance check and don't advance pointers.
16557 (vectorizable_load): Likewise.
16558 (vectorizable_condition): Add assert that it is loop vectorization,
16559 adjust function calls.
16560 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16561 that it is not reduction, get vector type, call only supported
16562 functions, skip loop specific parts.
16563 (vect_transform_stmt): Check for outer loop only in case of loop
16565 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16566 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16567 for external definition.
16568 * passes.c (pass_slp_vectorize): New pass.
16569 * tree-vect-slp.c (find_bb_location): New function.
16570 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16571 check for patterns only in loops.
16572 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16573 case of multiple types in basic block SLP.
16574 (vect_mark_slp_stmts_relevant): New function.
16575 (vect_supported_load_permutation_p): Fix comment.
16576 (vect_analyze_slp_instance): Add argument. In case of basic block
16577 SLP, take vectorization factor from statement's type, check that
16578 unrolling factor is 1. Adjust function call. Save SLP instance in
16579 either loop or basic block vectorization structure. Return FALSE,
16581 (vect_analyze_slp): Add argument. Get strided stores groups from
16582 either loop or basic block vectorization structure. Return FALSE
16583 if basic block SLP failed.
16584 (new_bb_vec_info): New function.
16585 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16586 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16587 (vect_schedule_slp): Add argument. Get SLP instances from either
16588 loop or basic block vectorization structure. Set vectorization factor
16589 to be 1 for basic block SLP.
16590 (vect_slp_transform_bb): New function.
16591 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16593 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16595 * final.c (shorten_branches): Do not align labels for jump tables.
16596 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16598 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16600 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16601 Remove outdated reference to flow.c and fix nits.
16602 * doc/gccint.texi: Tweak RTL description.
16603 * doc/rtl.texi: Likewise.
16605 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16607 * config/avr/avr.c: Change my email address.
16608 * config/avr/avr.h: Likewise.
16609 * config/avr/avr.md: Likewise.
16610 * config/avr/avr-protos.h: Likewise.
16611 * config/avr/libgcc.S: Likewise.
16613 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16615 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16616 (spu_split_load, spu_split_store): Change return type to int.
16617 (spu_split_convert): Declare.
16618 * config/spu/predicates.md (spu_mem_operand): Remove.
16619 (spu_mov_operand): Update.
16620 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16621 * config/spu/spu.c (regno_aligned_for_load): Remove.
16622 (reg_aligned_for_addr, spu_expand_load): Define.
16623 (spu_expand_extv): Reimplement and handle MEM.
16624 (spu_expand_insv): Handle MEM.
16625 (spu_sched_reorder): Handle insn's with length 0.
16626 (spu_legitimate_address_p): Reimplement.
16627 (store_with_one_insn_p): Return TRUE for any mode with size
16628 larger than 16 bytes.
16629 (address_needs_split): Define.
16630 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16632 (spu_convert_move): Define.
16633 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16634 (spu_split_store): Change all MEM's to TImode.
16635 (spu_init_expanders): Preallocate registers that correspond to
16636 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16638 (spu_split_convert): Define.
16639 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16640 (_move<mode>, _movdi, _movti): Update predicate and condition.
16641 (load, store): Change to define_split.
16642 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16644 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16645 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16646 define_insn_and_split of lshr<mode>3.
16647 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16648 (<v>ashr<mode>3_imm): Define.
16649 (extv, extzv, insv): Allow MEM operands.
16650 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16651 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16652 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16653 (_spu_convert2): Change to define_insn_and_split and remove the
16654 corresponding define_peephole2.
16655 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16656 Change predicates to memory_operand.
16658 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16660 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16662 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16664 PR tree-optimization/40219
16665 * tree.c (iterative_hash_expr): Make sure the builtin function is
16666 a normal builtin function and not a front end or back end builtin
16667 before indexing into the built_in_decls array.
16669 2009-05-22 Richard Guenther <rguenther@suse.de>
16671 PR middle-end/38964
16672 * alias.c (write_dependence_p): Do not use TBAA for answering
16673 anti-dependence or output-dependence.
16674 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16675 (emit_pointer_definition): Remove.
16676 (emit_alias_warning): Likewise.
16677 (find_what_var_points_to): Remove TBAA pruning code.
16678 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16680 (compute_points_to_sets): Remove code computing the set of
16681 dereferenced pointers.
16682 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16683 oracle for querying anti and output dependencies.
16684 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16685 if TBAA may be applied.
16686 (refs_anti_dependent_p): New function.
16687 (refs_output_dependent_p): Likewise.
16688 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16689 (refs_output_dependent_p): Likewise.
16690 * doc/tree-ssa.texi (Memory model): New section.
16691 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16692 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16693 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16694 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16695 * expr.c (expand_expr_real_1): Likewise.
16696 * gimple-low.c (lower_stmt): Likewise.
16697 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16698 (dump_gimple_cdt): Remove.
16699 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16700 (gimple_size): Likewise.
16701 (walk_gimple_op): Likewise.
16702 (is_gimple_stmt): Likewise.
16703 (walk_stmt_load_store_addr_ops): Likewise.
16704 (gimple_build_cdt): Remove.
16705 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16706 * gimple.h (gimple_cdt_new_type): Remove.
16707 (gimple_cdt_new_type_ptr): Likewise.
16708 (gimple_cdt_set_new_type): Likewise.
16709 (gimple_cdt_location): Likewise.
16710 (gimple_cdt_location_ptr): Likewise.
16711 (gimple_cdt_set_location): Likewise.
16712 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16713 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16714 GIMPLE_CHANGE_DYNAMIC_TYPE.
16715 (verify_types_in_gimple_stmt): Likewise.
16716 * tree-inline.c (estimate_num_insns): Likewise.
16717 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16718 (copy_decl_to_var): Likewise.
16719 (copy_result_decl_to_var): Likewise.
16720 * tree-pretty-print.c (dump_generic_node): Do not handle
16721 CHANGE_DYNAMIC_TYPE_EXPR.
16722 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16723 * tree-ssa-operands.c (get_expr_operands): Likewise.
16724 * tree-ssa-structalias.c (struct variable_info): Remove
16725 no_tbaa_pruning member.
16726 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16727 (unify_nodes): Do not copy it.
16728 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16729 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16730 (set_uids_in_ptset): Do not check it.
16731 (find_what_var_points_to): Likewise.
16732 (compute_tbaa_pruning): Remove.
16733 (compute_points_to_sets): Do not call it.
16734 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16735 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16736 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16737 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16738 (DECL_NO_TBAA_P): Likewise.
16739 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16740 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16741 (expand_omp_atomic_pipeline): Do not set it.
16742 * print-tree.c (print_node): Do not dump it.
16743 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16746 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16749 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16752 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16754 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16757 2009-05-22 Ben Elliston <bje@au.ibm.com>
16759 * Makefile.in (bversion.h, s-bversion): New targets.
16760 (TOPLEV_H): Add bversion.h.
16761 * toplev.h: Include "bversion.h".
16762 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16763 the __format__ attribute only if compiling with the same version
16764 of GCC as the sources (the "build version").
16766 2009-05-22 Ben Elliston <bje@au.ibm.com>
16768 * c-format.c (handle_format_attribute): Fix comment typo.
16770 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16773 * config/ia64/ia64.opt (mfused-madd): New.
16774 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16775 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16776 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16777 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16778 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16779 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16780 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16781 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16782 instruction if !TARGET_FUSED_MADD.
16783 (fpma, fpms): Remove colon from name.
16785 2009-05-22 Richard Guenther <rguenther@suse.de>
16787 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16788 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16789 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16791 (create_expression_by_pieces): Only convert if necessary.
16792 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16793 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16795 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16797 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16798 regular pattern from a template and rename it ...
16799 (*extzv_truncsi_exts): ... to this.
16801 2009-05-21 Richard Guenther <rguenther@suse.de>
16803 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16804 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16805 (cgraph_default_inline_p): Likewise.
16806 (cgraph_decide_inlining_incrementally): Likewise.
16808 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16809 Uros Bizjak <ubizjak@gmail.com>
16811 * config/i386/cpuid.h (bit_MOVBE): New.
16813 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16815 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16816 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16817 (ix86_handle_option): Handle OPT_mmovbe.
16818 (ix86_target_string): Add -mmovbe.
16819 (pta_flags): Add PTA_MOVBE.
16820 (processor_alias_table): Add PTA_MOVBE to "atom".
16821 (override_options): Handle PTA_MOVBE.
16823 * config/i386/i386.h (TARGET_MOVBE): New.
16825 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16826 (*bswapsi_movbe): New.
16827 (*bswapdi_movbe): Likewise.
16828 (bswapdi2): Renamed to ...
16829 (*bswapdi_1): This.
16830 (bswapdi2): New expander.
16832 * config/i386/i386.opt (mmovbe): New.
16834 * doc/invoke.texi: Document -mmovbe.
16836 2009-05-21 Taras Glek <tglek@mozilla.com>
16838 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16839 * gcc-plugin.h (plugin_init): Updated signature.
16840 * gcc-plugin.h (plugin_name_args): Moved to this header.
16841 * doc/plugins.texi (plugin_init): Updated documention to reflect
16843 * doc/plugins.texi (plugin_name_args): Added to documention.
16845 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16847 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16848 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16850 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16852 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16853 JUMP_TABLE_DATA_P predicates where applicable.
16854 * config/i386/predicates.md: Ditto.
16855 * config/i386/sse.md: Ditto.
16857 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16859 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16860 operand2 -128 override length_immediate attribute to 1.
16861 * config/i386/predicates.md (constm128_operand): New predicate.
16863 * config/i386/i386.c (memory_address_length): Handle %r12
16864 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16866 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16867 mode look through optional ZERO_EXTEND and SUBREG.
16868 * config/i386/i386.md (R12_REG): New define_constant.
16869 (prefix_data16): For sse unit set also for MODE_TI insns.
16870 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16871 insns set if operand 1 is ext_QIreg_operand.
16872 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16873 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16875 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16876 mode from MODE_DI to MODE_SI.
16877 (movdi_1_rex64): Override modrm and length_immediate attributes
16878 only for movabs (TYPE_IMOV, alternative 2).
16879 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16880 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16881 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16882 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16883 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16884 prefix_rex attribute if DImode.
16885 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16886 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16887 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16888 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16889 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16890 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16891 Likewise. For TYPE_IMOV clear length_immediate attribute.
16892 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16893 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16894 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16895 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16896 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16897 or one operand TYPE_ISHIFT.
16898 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16899 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16900 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16901 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16902 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16903 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16904 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16905 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16906 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16907 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16908 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16909 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16910 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16911 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16912 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16913 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16914 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16915 set mode attribute, don't override length attribute.
16916 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16918 (return_internal_long): Set length attribute to 2 instead of 1.
16919 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16920 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16921 prefix_rex attribute.
16922 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16924 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16926 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16928 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16930 2009-05-20 Ian Lance Taylor <iant@google.com>
16932 * tree.c (build_tree_list_vec_stat): New function.
16933 (ctor_to_vec): New function.
16934 (build_nt_call_vec): New function.
16935 (build_call_array): Change args to be a const pointer.
16936 (build_call_vec): New function.
16937 * tree.h (build_nt_call_vec): Declare.
16938 (build_tree_list_vec_stat): Declare.
16939 (build_tree_list_vec): Define.
16940 (build_call_array): Update declaration.
16941 (build_call_vec): Declare.
16942 (ctor_to_vec): Declare.
16943 * c-common.c (tree_vector_cache): New static variable.
16944 (make_tree_vector): New function.
16945 (release_tree_vector): New function.
16946 (make_tree_vector_single): New function.
16947 (make_tree_vector_copy): New function.
16948 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16949 (make_tree_vector_single, make_tree_vector_copy): Declare.
16950 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16951 (c_parser_expr_list): Don't manage cache here, instead call
16953 (c_parser_release_expr_list): Remove static function.
16954 (c_parser_vec_to_tree_list): Remove static function.
16955 (c_parser_attributes): Call build_tree_list_vec instead of
16956 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16957 c_parser_release_expr_list.
16958 (c_parser_postfix_expression_after_primary): Likewise.
16959 (c_parser_objc_keywordexpr): Likewise.
16961 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16963 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16964 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16965 TARGET_CONVERT_TO_TYPE.
16966 * hooks.c (hook_tree_const_tree_null): Define.
16967 * hooks.h (hook_tree_const_tree_null): Declare.
16968 * target.h (struct gcc_target): Add invalid_parameter_type,
16969 invalid_return_type, promoted_type, and convert_to_type fields.
16970 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
16971 (TARGET_INVALID_RETURN_TYPE): Define.
16972 (TARGET_PROMOTED_TYPE): Define.
16973 (TARGET_CONVERT_TO_TYPE): Define.
16974 (TARGET_INITIALIZER): Update for new fields.
16975 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16976 (grokparms): Check targetm.invalid_parameter_type.
16977 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16978 * c-convert.c (convert): Check targetm.convert_to_type.
16980 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16982 * config/mips/mips.md (*extenddi_truncate<mode>,
16983 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16985 (*extendhi_truncateqi): New define_insn_and_sptit.
16987 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16989 PR middle-end/40204
16990 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16991 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16993 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16995 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16996 the operand of VIEW_CONVERT_EXPR.
16998 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
17000 * config/i386/driver-i386.c (host_detect_local_cpu): Check
17001 extended family and model for Intel processors. Support Intel Atom.
17003 2009-05-20 Olivier Hainque <hainque@adacore.com>
17005 * gstab.h (stab_code_type): Define, to be used instead of the
17006 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
17008 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
17009 occurrences by stab_code_type.
17010 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
17012 2009-05-20 Martin Jambor <mjambor@suse.cz>
17014 * tree-flow.h (insert_edge_copies_seq): Undeclare.
17015 (sra_insert_before): Likewise.
17016 (sra_insert_after): Likewise.
17017 (sra_init_cache): Likewise.
17018 (sra_type_can_be_decomposed_p): Likewise.
17019 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
17020 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
17021 (sra_insert_before): Likewise.
17022 (sra_insert_after): Likewise.
17023 (sra_init_cache): Likewise.
17024 (insert_edge_copies_seq): Made static and moved upwards.
17026 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
17029 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
17031 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
17032 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
17035 2009-05-20 Richard Guenther <rguenther@suse.de>
17037 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17038 with mismatched comparison modes.
17040 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17042 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
17043 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17044 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17045 with shifts for Thumb2.
17046 (orsi_notsi): New for orn.
17047 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17048 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17049 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17050 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17051 Don't invert remainder for IOR.
17053 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17055 PR tree-optimization/40087
17056 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17057 number_of_iterations_ne): Rename never_infinite argument.
17058 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17059 number_of_iterations_le): Handle pointer-type ivs when
17060 exit_must_be_taken is false.
17061 (number_of_iterations_cond): Do not always assume that
17062 exit_must_be_taken if the control variable is a pointer.
17064 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17066 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17067 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17069 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17071 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17072 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17074 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17077 * c.opt (Wlogical-op): Disabled by default.
17078 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17080 * doc/invoke.texi (Wlogical-op): Likewise.
17082 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17084 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17086 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17087 Propagate the type of the first operand.
17088 <ASSERT_EXPR>: Simplify.
17089 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17090 Rewrite using the RHS code as discriminant.
17091 <NOP_EXPR>: Turn into CASE_CONVERT.
17092 <PLUS_EXPR>: Propagate the type of the first operand.
17094 2009-05-19 Steve Ellcey <sje@cup.hp.com>
17096 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
17097 (ia64_dconst_0_375): New.
17098 * config/ia64/ia64.c (ia64_override_options): Remove
17099 -minline-sqrt-min-latency warning.
17100 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
17101 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
17102 * config/ia64/ia64.md (*sqrt_approx): Remove.
17103 (sqrtsf2): Remove #if 0.
17104 (sqrtsf2_internal_thr): Rewrite and move to div.md.
17105 (sqrtdf): Remove assert.
17106 (sqrtdf2_internal_thr): Rewrite and move to div.md.
17107 (sqrtxf2): Remove #if 0.
17108 (sqrtxf2_internal_thr): Rewrite and move to div.md.
17109 * div.md (sqrt_approx_rf): New.
17110 (sqrtsf2_internal_thr): New implementation.
17111 (sqrtsf2_internal_lat): New.
17112 (sqrtdf2_internal_thr: New implementation.
17113 (sqrtxf2_internal): New implementation.
17115 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
17116 Hans-Peter Nilsson <hp@axis.com>
17118 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
17119 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
17120 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
17121 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
17122 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
17123 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
17124 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
17125 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
17126 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
17127 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
17128 * c-common.c: ...from here.
17130 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17132 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
17134 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17136 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
17138 2009-05-19 Ben Elliston <bje@au.ibm.com>
17140 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
17141 assignments with memcpy calls.
17142 (add_fdes): Likewise.
17143 (binary_search_unencoded_fdes): Likewise.
17144 (linear_search_fdes): Eliminate type puns.
17146 2009-05-19 Richard Guenther <rguenther@suse.de>
17148 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
17149 not falsely claim to have propagated into all uses.
17151 2009-05-19 Ben Elliston <bje@au.ibm.com>
17153 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
17156 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17158 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
17159 * config/sh/sh.c (sh_legitimate_address_p): Make static.
17160 (TARGET_LEGITIMATE_ADDRESS_P): New.
17161 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17162 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17164 2009-05-18 Dodji Seketeli <dodji@redhat.com>
17167 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
17168 child of the containing namespace's DIE.
17170 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
17172 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
17173 *zero_extendhi_truncqi): Move after the zero_extend patterns.
17174 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
17177 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
17180 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
17181 gen_align with gen_pad.
17182 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
17183 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
17185 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
17186 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
17188 * config/i386/i386.md (align): Renamed to ...
17189 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
17190 ASM_OUTPUT_MAX_SKIP_PAD.
17192 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
17194 * config.gcc: Fix variable syntax.
17197 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
17198 before calling exact_log2.
17199 (output_iorsi3): Likewise.
17200 (output_xorsi3): Likewise.
17202 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17204 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
17205 for the none zero constant operand except for EQ and NE
17206 comprisons even when the first operand is R0.
17208 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
17210 * config/s390/2064.md: Remove trailing whitespaces.
17211 * config/s390/2084.md: Likewise.
17212 * config/s390/constraints.md: Likewise.
17213 * config/s390/fixdfdi.h: Likewise.
17214 * config/s390/libgcc-glibc.ver: Likewise.
17215 * config/s390/s390-modes.def: Likewise.
17216 * config/s390/s390-protos.h: Likewise.
17217 * config/s390/s390.c: Likewise.
17218 * config/s390/s390.h: Likewise.
17219 * config/s390/s390.md: Likewise.
17220 * config/s390/tpf-unwind.h: Likewise.
17222 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17224 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
17226 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17229 * configure.ac (m68k-*-*): Check if binutils support TLS.
17230 * configure: Regenerate.
17231 * config/m68k/predicates.md (symbolic_operand): Extend comment.
17232 * config/m68k/constraints.md (Cu): New constraint.
17233 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
17234 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
17235 (movsi): Handle TLS symbols.
17236 (addsi3_5200): Handle XTLS symbols, indent.
17237 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
17238 (m68k_tls_reference_p): Declare.
17239 (m68k_legitimize_address): Declare.
17240 (m68k_unwrap_symbol): Declare.
17241 * config/m68k/m68k.opt (mxtls): New option.
17242 * config/m68k/m68k.c (ggc.h): Include.
17243 (m68k_output_dwarf_dtprel): Implement hook.
17244 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
17245 (m68k_expand_prologue): Load GOT pointer when function needs it.
17246 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
17247 (m68k_legitimate_constant_address_p): Same.
17248 (m68k_decompose_address): Handle TLS references.
17249 (m68k_get_gp): New static function.
17250 (enum m68k_reloc): New contants.
17251 (TLS_RELOC_P): New macro.
17252 (m68k_wrap_symbol): New static function.
17253 (m68k_unwrap_symbol): New function.
17254 (m68k_final_prescan_insn_1): New static function.
17255 (m68k_final_prescan_insn): New function.
17256 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17258 (legitimize_pic_address): Handle TLS references..
17259 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17260 (m68k_libcall_value_in_a0_p)
17261 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17262 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17263 (m68k_legitimize_tls_address): Handle TLS references.
17264 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17266 (m68k_legitimize_address): Handle TLS symbols.
17267 (m68k_get_reloc_decoration): New static function.
17268 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17270 (m68k_output_dwarf_dtprel): Implement hook.
17271 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17272 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17273 m68k_call_* routines.
17274 (sched_attr_op_type): Handle TLS symbols.
17275 (gt-m68k.h): Include.
17276 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17277 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17279 2009-05-18 Martin Jambor <mjambor@suse.cz>
17281 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17282 (visit_store_addr_for_mod_analysis): New function.
17283 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17284 (determine_cst_member_ptr): Use gimple_assign_single_p.
17285 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17286 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17287 operands. Don't check number of operands of a NOP_EXPR.
17289 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17291 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17293 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17296 * c-common.c (warn_logical_operator): Don't warn if one of
17297 expression isn't always true or false.
17299 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17301 * config/i386/biarch32.h: New file.
17302 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17304 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17306 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17307 *zero_extend<mode>_truncqi): Merge these into ...
17308 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17309 Name the pattern following this as *zero_extendhi_truncqi.
17311 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17313 PR middle-end/39301
17314 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17315 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17316 (output_info): Make field HOST_WIDEST_INT.
17317 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17318 (dump_bitmat_statistics): Same.
17320 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17322 * config.gcc (use_gcc_stdint): Set to wrap.
17323 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17324 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17325 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17326 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17327 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17328 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17329 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17330 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17332 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17334 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17336 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17337 Move definitions earlier.
17338 (OPT_ARCH64, OPT_ARCH32): Define.
17339 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17342 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17345 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17348 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17350 * arm.md (movdi2): Copy non-reg values to DImode registers.
17352 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17355 * final.c (label_to_max_skip): New function.
17356 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17357 CODE_LABEL_NUMBER <= max_labelno.
17358 * output.h (label_to_max_skip): New prototype.
17359 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17360 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17361 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17362 Handle CODE_LABELs with >= 16 byte alignment or with
17363 max_skip == (1 << align) - 1.
17364 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17365 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17368 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17369 .p2align 3 if MAX_SKIP is smaller than 7.
17370 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17372 2009-05-15 Ian Lance Taylor <iant@google.com>
17374 * alias.c (struct alias_set_entry_d): Rename from struct
17375 alias_set_entry. Change all uses.
17376 * except.c (struct call_site_record_d): Rename from struct
17377 call_site_record. Change all uses.
17378 * except.h (struct eh_region_d): Rename from struct eh_region.
17380 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17382 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17383 ivtype_map_elt. Change all uses.
17384 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17386 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17387 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17389 (struct sese_d): Rename from struct sese. Change all uses.
17390 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17391 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17392 * optabs.h (struct optab_d): Rename from struct optab. Change all
17394 (struct convert_optab_d): Rename from struct convert_optab.
17396 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17397 ipa_opt_pass. Change all uses.
17398 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17401 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17402 defined as a typedef.
17403 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17406 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17409 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17411 (merge_ranges): Returns bool.
17412 * tree.h (make_range): .. to here.
17413 (build_range_check): Likewise.
17414 (merge_ranges): Likewise. Renamed from merge_ranges.
17415 * c-typeck.c (parser_build_binary_op): Update calls to
17416 warn_logical_operator.
17417 * c-common.c (warn_logical_operator): Add new warning.
17418 * c-common.h (warn_logical_operator): Update declaration.
17420 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17422 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17424 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17426 * doc/install.texi: Document MPC requirements, flags etc.
17428 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17429 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17430 Evaluate constant arguments.
17431 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17432 (fold_builtin_1): Likewise, also evaluate constant arguments.
17433 Remove superfluous break.
17434 (do_mpc_ckconv): New.
17435 * real.h: Include mpc.h.
17436 * toplev.c (print_version): Output MPC version info if available.
17438 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17440 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17442 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17444 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17447 2009-05-15 Jan Hubicka <jh@suse.cz>
17449 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17450 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17451 (try_inline): Fix return value.
17452 (cgraph_decide_inlining_incrementally): Honor new value.
17453 (cgraph_early_inlining): Handle indirect inlining.
17454 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17456 2009-05-15 Jan Hubicka <jh@suse.cz>
17458 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17459 * cgraphunit.c (cgraph_finalize_function): Set it.
17460 (cgraph_expand_function): Use it.
17462 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17464 * real.c (encode_ieee_half): Define.
17465 (decode_ieee_half): Define.
17466 (ieee_half_format): Define.
17467 (arm_half_format): Define.
17468 * real.h (ieee_half_format): Declare.
17469 (arm_half_format): Declare.
17471 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17473 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17474 swapped, and reversed optabs exist before trying to use them.
17476 2009-05-15 Paul Brook <paul@codesourcery.com>
17477 Sandra Loosemore <sandra@codesourcery.com>
17479 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17480 loads. Allow PRE_DEC.
17481 (output_move_neon): Handle PRE_DEC.
17482 (arm_print_operand): Add 'A' for neon structure loads.
17483 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17484 * config/arm/neon.md (neon_mov): Update comment.
17485 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17487 (Um): New constraint.
17489 2009-05-15 Jan Hubicka <jh@suse.cz>
17491 Revert the following patch until testsuite fallout is fixed:
17492 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17493 * cgraph.h (struct inline_summary): New filed self_wize,
17494 size_inlining_benefit, self_time and time_inlining_benefit.
17495 (struct cgraph_global_info): Replace insns by time ans size fields.
17496 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17497 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17498 (ipcp_update_callgraph): Do not touch function bodies.
17499 * ipa-inline.c: Include except.h
17500 (MAX_TIME): New constant.
17501 (overall_insns): Remove
17502 (overall_size, max_benefit): New static variables.
17503 (cgraph_estimate_time_after_inlining): New function.
17504 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17505 (cgraph_clone_inlined_nodes): Update size.
17506 (cgraph_mark_inline_edge): Update size.
17507 (cgraph_estimate_growth): Use size info.
17508 (cgraph_check_inline_limits): Check size.
17509 (cgraph_default_inline_p): Likewise.
17510 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17511 (cgraph_decide_recursive_inlining): Check size.
17512 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17514 (cgraph_decide_inlining): Likewise.
17515 (cgraph_decide_inlining_incrementally): Likewise; honor
17516 PARAM_EARLY_INLINING_INSNS.
17517 (likely_eliminated_by_inlining_p): New predicate.
17518 (estimate_function_body_sizes): New function.
17519 (compute_inline_parameters): Use it.
17520 * except.c (must_not_throw_labels): New function.
17521 * except.h (must_not_throw_labels): Declare.
17522 * tree-inline.c (init_inline_once): Kill inlining_weigths
17523 * tree-ssa-structalias.c: Avoid uninitialized warning.
17524 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17525 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17526 (PARAM_INLINE_CALL_COST): Remove.
17527 (PARAM_EARLY_INLINING_INSNS): New.
17529 2009-05-15 Richard Guenther <rguenther@suse.de>
17531 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17532 not TODO_update_ssa.
17534 2009-05-15 Richard Guenther <rguenther@suse.de>
17536 PR tree-optimization/39999
17537 * gimple.h (gimple_expr_type): Use the expression type looking
17538 through useless conversions.
17539 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17540 (vn_nary_op_insert_stmt): Likewise.
17541 (simplify_binary_expression): Likewise.
17543 2009-05-15 Richard Guenther <rguenther@suse.de>
17545 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17546 New options, enabled by default.
17547 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17549 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17550 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17551 * tree-ssa-structalias.c (gate_tree_pta): New function.
17552 (pass_build_alias): Use it.
17554 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17557 recurse on an invariant address if a conversion from a pointer
17558 type to a wider integer type is involved.
17560 2009-05-15 Jan Hubicka <jh@suse.cz>
17562 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17563 * cgraph.h (struct inline_summary): New filed self_wize,
17564 size_inlining_benefit, self_time and time_inlining_benefit.
17565 (struct cgraph_global_info): Replace insns by time ans size fields.
17566 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17567 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17568 (ipcp_update_callgraph): Do not touch function bodies.
17569 * ipa-inline.c: Include except.h
17570 (MAX_TIME): New constant.
17571 (overall_insns): Remove
17572 (overall_size, max_benefit): New static variables.
17573 (cgraph_estimate_time_after_inlining): New function.
17574 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17575 (cgraph_clone_inlined_nodes): Update size.
17576 (cgraph_mark_inline_edge): Update size.
17577 (cgraph_estimate_growth): Use size info.
17578 (cgraph_check_inline_limits): Check size.
17579 (cgraph_default_inline_p): Likewise.
17580 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17581 (cgraph_decide_recursive_inlining): Check size.
17582 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17584 (cgraph_decide_inlining): Likewise.
17585 (cgraph_decide_inlining_incrementally): Likewise; honor
17586 PARAM_EARLY_INLINING_INSNS.
17587 (likely_eliminated_by_inlining_p): New predicate.
17588 (estimate_function_body_sizes): New function.
17589 (compute_inline_parameters): Use it.
17590 * except.c (must_not_throw_labels): New function.
17591 * except.h (must_not_throw_labels): Declare.
17592 * tree-inline.c (init_inline_once): Kill inlining_weigths
17593 * tree-ssa-structalias.c: Avoid uninitialized warning.
17594 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17595 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17596 (PARAM_INLINE_CALL_COST): Remove.
17597 (PARAM_EARLY_INLINING_INSNS): New.
17598 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17599 (inline-call-cost): Remove.
17600 (early-inlining-insns): New.
17602 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17604 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17606 (print_int_cst_bounds_in_octal_p): Likewise.
17607 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17609 * dwarf2out.c (base_type_die): Likewise.
17610 (is_subrange_type): Delete.
17611 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17612 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17613 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17614 if the destination type is boolean.
17615 (build_range_check): Do not special-case subtypes.
17616 (fold_sign_changed_comparison): Likewise.
17617 (fold_unary): Likewise.
17618 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17619 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17620 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17621 * tree.c (subrange_type_for_debug_p): New predicate based on the
17622 former is_subrange_type.
17623 * tree.h (subrange_type_for_debug_p): Declare.
17624 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17625 (convert_affine_scev): Remove call to above function.
17626 (chrec_convert_aggressive): Likewise.
17627 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17628 false for conversions involving subtypes.
17629 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17630 (vrp_val_min): Likewise.
17631 (needs_overflow_infinity): Likewise.
17632 (extract_range_from_unary_expr): Likewise.
17634 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17636 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17637 * config/frv/frv.c: Likewise.
17638 * config/s390/s390.c: Likewise.
17639 * config/sparc/sparc.h: Likewise.
17640 * config/i386/i386.h: Likewise.
17641 * config/i386/i386.c: Likewise.
17642 * config/crx/crx.c: Likewise.
17643 * config/m68hc11/m68hc11.h: Likewise.
17644 * config/iq2000/iq2000.c: Likewise.
17645 * config/mn10300/mn10300.h: Likewise.
17646 * config/mn10300/mn10300.c: Likewise.
17647 * config/m68k/m68k.c: Likewise.
17648 * config/rs6000/rs6000.c: Likewise.
17649 * config/rs6000/xcoff.h: Likewise.
17650 * config/rs6000/linux64.h: Likewise.
17651 * config/rs6000/sysv4.h: Likewise.
17652 * config/score/score3.c: Likewise.
17653 * config/score/score7.c: Likewise.
17654 * config/score/score.c: Likewise.
17655 * config/arm/arm.md: Likewise.
17656 * config/mips/mips.c: Likewise.
17657 * config/mips/mips.md: Likewise.
17658 * config/bfin/bfin.h: Likewise.
17659 * config/pa/pa.c: Likewise.
17660 * config/pa/constraints.md: Likewise.
17662 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17663 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17664 * config/pdp11/pdp11.h: Use memory_address_p instead.
17666 2009-05-14 Ian Lance Taylor <iant@google.com>
17668 * passes.c (finish_optimization_passes): Change i to int.
17669 * plugin.c (plugins_active_p): Change event to int.
17670 (dump_active_plugins): Likewise.
17671 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17673 * tree.c (tree_range_check_failed): Change c to unsigned int.
17674 (omp_clause_range_check_failed): Likewise.
17675 (build_common_builtin_nodes): Change mode to int. Add cast.
17676 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17677 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17679 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17680 ++ or -- with a variable of enum type.
17682 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17685 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17687 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17689 * store-motion.c: Do not include params.h
17690 * Makefile.in: Fix dependencies for various files.
17692 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17694 * auto-inc-dec.c: Fix pass description, remove apparent
17695 accidental duplication.
17697 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17699 PR middle-end/40147
17700 * ipa-utils.h (memory_identifier_string): Moved to ...
17701 * tree.h (memory_identifier_string): Here. Add GTY(()).
17703 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17705 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17706 in the former documentation of...
17707 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17708 * ira-conflicts.c (get_dup_num): Use address_operand.
17709 * targhooks.c (default_legitimate_address_p): New.
17710 * targhooks.h (default_legitimate_address_p): New.
17711 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17713 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17714 * target.h (struct target): Add legitimate_address_p.
17715 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17716 (TARGET_INITIALIZER): Include it.
17718 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17719 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17720 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17721 (TARGET_LEGITIMATE_ADDRESS_P): New.
17723 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17724 (REG_OK_STRICT_P): Delete.
17725 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17726 (frv_legitimate_address_p_1): ... this.
17727 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17728 (frv_legitimate_address_p_1): ... the renamed old
17729 frv_legitimate_address_p.
17730 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17731 (TARGET_LEGITIMATE_ADDRESS_P): New.
17733 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17734 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17735 * config/s390/s390.c (legitimate_address_p): Rename to...
17736 (s390_legitimate_address_p): ... this, make static.
17737 (legitimize_address): Adjust call.
17738 (TARGET_LEGITIMATE_ADDRESS_P): New.
17739 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17741 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17742 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17743 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17744 (TARGET_LEGITIMATE_ADDRESS_P): New.
17746 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17747 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17748 * config/spu/spu.c (spu_legitimate_address): Rename to...
17749 (spu_legitimate_address_p): ... this, make static.
17750 (TARGET_LEGITIMATE_ADDRESS_P): New.
17752 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17753 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17754 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17755 (sparc_legitimate_address_p): ... this, make static and return bool.
17756 (legitimize_address): Adjust call.
17757 (TARGET_LEGITIMATE_ADDRESS_P): New.
17759 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17760 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17761 * config/i386/i386.c (legitimate_address_p): Rename to...
17762 (ix86_legitimate_address_p): ... this, make static.
17763 (constant_address_p): Move after it, adjust call.
17764 (TARGET_LEGITIMATE_ADDRESS_P): New.
17766 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17767 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17768 * config/avr/avr.c (legitimate_address_p): Rename to...
17769 (avr_legitimate_address_p): ... this, make static.
17770 (legitimize_address): Adjust call.
17771 (TARGET_LEGITIMATE_ADDRESS_P): New.
17773 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17774 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17775 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17776 (TARGET_LEGITIMATE_ADDRESS_P): New.
17778 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17779 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17780 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17781 (TARGET_LEGITIMATE_ADDRESS_P): New.
17783 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17784 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17786 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17788 (TARGET_LEGITIMATE_ADDRESS_P): New.
17790 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17791 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17793 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17795 (m68hc11_legitimate_address_p): ... this, make static.
17796 (go_if_legitimate_address_internal): Rename to...
17797 (m68hc11_legitimate_address_p_1): ... this.
17798 (legitimize_address): Adjust call.
17799 (TARGET_LEGITIMATE_ADDRESS_P): New.
17801 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17802 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17803 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17804 (TARGET_LEGITIMATE_ADDRESS_P): New.
17806 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17807 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17808 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17809 (mn10300_legitimate_address_p): ... this, make static.
17810 (TARGET_LEGITIMATE_ADDRESS_P): New.
17812 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17813 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17814 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17815 (TARGET_LEGITIMATE_ADDRESS_P): New.
17817 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17818 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17819 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17820 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17821 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17822 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17823 (rs6000_legitimate_address_p): ... this, make static.
17824 (TARGET_LEGITIMATE_ADDRESS_P): New.
17825 (REG_MODE_OK_FOR_BASE_P): Delete.
17826 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17828 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17829 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17831 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17832 static, adjust types.
17833 (TARGET_LEGITIMATE_ADDRESS_P): New.
17835 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17836 * config/score/score.c (score_address_p): Rename to...
17837 (score_legitimate_address_p): ... this.
17838 (TARGET_LEGITIMATE_ADDRESS_P): New.
17839 * config/score/score3.c (score3_address_p): Rename to...
17840 (score3_legitimate_address_p): ... this.
17841 * config/score/score7.c (score7_address_p): Rename to...
17842 (score7_legitimate_address_p): ... this.
17844 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17845 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17846 GO_IF_LEGITIMATE_ADDRESS): Delete.
17847 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17848 thumb2_legitimate_address_p): Delete.
17849 (arm_legitimate_address_p): Rename to...
17850 (arm_legitimate_address_outer_p): ... this.
17851 * config/arm/constraints.md ("Uq"): Adjust call.
17852 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17853 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17855 (arm_legitimate_address_outer_p): ... this.
17856 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17858 (TARGET_LEGITIMATE_ADDRESS_P): New.
17860 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17861 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17862 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17863 (TARGET_LEGITIMATE_ADDRESS_P): New.
17865 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17866 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17867 * config/vax/vax.c (legitimate_address_p): Rename to...
17868 (vax_legitimate_address_p): ... this, make static.
17869 (TARGET_LEGITIMATE_ADDRESS_P): New.
17871 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17872 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17873 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17874 (TARGET_LEGITIMATE_ADDRESS_P): New.
17876 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17877 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17878 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17879 (mmix_legitimate_address_p): ... this, make static.
17880 (TARGET_LEGITIMATE_ADDRESS_P): New.
17882 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17883 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17884 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17885 (TARGET_LEGITIMATE_ADDRESS_P): New.
17887 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17889 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17890 of MODE_COMPLEX_INT.
17892 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17894 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17895 LCT_NORMAL in function call.
17896 * mips-tdump.c (print_file_desc): Add cast to enum type.
17897 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17898 (mark_stabs): Add casts to enum types.
17899 (parse_stabs_common): Add casts to enum types.
17901 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17903 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17904 Check for invalid values of LETTER.
17906 2009-05-13 Taras Glek <tglek@mozilla.com>
17908 * attribs.c (register_attribute): moved out attribute registration
17909 into register_attribute.
17910 * doc/plugins.texi: Documented register_attribute and
17912 * gcc-plugin.h: Added forward decl for register_attribute.
17913 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17914 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17915 PLUGIN_ATTRIBUTES boilerplate.
17917 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17919 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17920 values even in sentinel and empty entries.
17921 (ms_printf_flag_specs): Likewise.
17922 (ms_scanf_flag_specs): Likewise.
17923 (ms_strftime_flag_specs): Likewise.
17924 (ms_print_char_table): Likewise.
17925 (ms_scan_char_table): Likewise.
17926 (ms_time_char_table): Likewise.
17928 2009-05-13 Doug Kwan <dougkwan@google.com>
17930 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17932 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17934 * config/mips/mips.md (store): Add attributes for QI and HI.
17936 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17937 (truncdi<mode>2): ... this new pattern.
17939 2009-05-13 Brad Hards <bradh@kde.org>
17941 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17943 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17944 Ben Elliston <bje@au.ibm.com>
17946 PR middle-end/40035
17947 * dse.c (check_mem_read_rtx): Guard against width == -1.
17949 2009-05-13 Michael Matz <matz@suse.de>
17951 PR middle-end/39976
17952 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17953 (trivially_conflicts_p): New function.
17954 (insert_backedge_copies): Use it.
17956 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17958 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17959 (handle_stdc_pragma): Use new enum constant names.
17960 (handle_pragma_float_const_decimal64): Ditto.
17962 2009-05-13 Ian Lance Taylor <iant@google.com>
17964 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17967 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17969 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17970 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17972 * config/m68k/m68k.h (FL_UCLINUX): Define.
17974 2009-05-13 Jan Hubicka <jh@suse.cz>
17976 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17978 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17980 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17981 unless -fschedule-insns is specified.
17983 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17986 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17987 TARGET_EXPAND_CBRANCHDI4.
17988 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17989 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17990 (cmpeqdi): Fix comment.
17992 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17994 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17995 (sh_legitimate_address_p): Likewise.
17996 * config/sh/sh.c (sh_legitimate_index_p): New.
17997 (sh_legitimate_address_p): Likewise.
17998 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17999 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
18000 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
18001 (MAYBE_BASE_REGISTER_RTX_P): New macro.
18002 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
18003 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
18004 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
18005 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
18006 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
18008 2009-05-12 Jan Hubicka <jh@suse.cz>
18010 * tree-inline.c (estimate_operator_cost): Add operands;
18011 when division happens by constant, it is cheap.
18012 (estimate_num_insns): Loads and stores are not having cost of 0;
18013 EH magic stuff is cheap; when computing runtime cost of switch,
18014 use log2 base of amount of its cases; builtin_expect has cost of 0;
18015 compute cost for moving return value of call.
18016 (init_inline_once): Initialize time_based flags.
18017 * tree-inline.h (eni_weights_d): Add time_based flag.
18019 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18021 * df-core.c: Update head documentation.
18023 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18026 * rs6000.c (rs6000_generate_compare): Use op1b instead of
18027 shadowing exisiting variable op1.
18029 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
18032 * config/i386/driver-i386.c (processor_signatures): New enum.
18033 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
18034 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
18035 processor signature to detect geode processor.
18037 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18041 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18043 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18044 causes spurious differences between trunk and cond-optab branch.
18046 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18048 * dojump.c (compare_from_rtx): Delete.
18049 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18050 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18051 if the comparison does not satisfy the predicate; test predicates for
18052 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18053 further if one existing pattern fails.
18054 * expr.h (compare_from_rtx): Delete.
18055 (prepare_operand): Declare it.
18056 * optabs.c: Change "lib call" to "libcall" throughout.
18057 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18058 HAVE_conditional_trap, emit_cmp_insn): Delete.
18059 (can_compare_p): Delete cmp_optab case.
18060 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18061 Accept other parameters by value.
18062 (prepare_operand): Make non-static.
18063 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18064 other parameters by value. Try to widen operands here based on
18065 an optab_methods argument and looking at cbranch_optab.
18066 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18067 loop. Use cbranch_optab directly.
18068 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18069 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18071 (emit_conditional_move, emit_conditional_add): Inline what's needed
18072 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18073 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18074 with COMPARE. Move cmov_optab and cstore_optab above
18075 with cbranch_optab, move cmp_optab down with ucmp_optab,
18076 remove tst_otpab. Do not initialize trap_rtx.
18077 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18078 for trap code. Do not check HAVE_conditional_trap. Use
18079 prepare_cmp_insn. Accept no predicate for operand 3.
18080 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18081 (OTI_ctrap, ctrap_optab): New.
18082 (tst_optab): Delete.
18083 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18084 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18085 with lookup of ctrap_optab.
18086 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18088 (ctrap_optab): New.
18090 * combine.c (combine_simplify_rtx, simplify_set): Do not
18091 special case comparing against zero for cc0 machines.
18092 * simplify-rtx.c (simplify_binary_operation_1): Never remove
18093 COMPARE on cc0 machines.
18094 (simplify_relational_operation): Return a new expression when
18095 a COMPARE could be removed.
18096 * final.c (final_scan_insn): Compare cc_status values
18097 against LHS of a (compare FOO (const_int 0)) cc0 source.
18098 Also check if cc_status.value is the full compare.
18100 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
18101 (cstoreMM4): Document.
18102 (conditional_trap): Document ctrapMM4 instead.
18103 (sync_compare_and_swapMM): Refer to cbranchcc4.
18104 (Dependent Patterns): Eliminate obsolete information referring to
18105 the old jump optimization phase.
18106 (Canonicalization): Include cbranchcc4 case, omit canonicalization
18107 of compares with 0 on cc0 machines.
18108 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
18109 avoiding references to cc0. Remove text about storing operands
18111 * doc/tm.texi (Condition Codes): Include blurb on different
18112 condition code representations, separate into subsections for
18113 CC0, MODE_CC and conditional execution.
18115 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
18116 alpha_emit_setcc): Accept operands and a machine mode.
18117 * config/alpha/alpha.c (alpha_emit_conditional_branch):
18118 Get code/op0/op1 from operands, use machine mode argument
18119 instead of alpha_compare.fp_p. Emit the branch here.
18120 (alpha_emit_setcc): Likewise, and return boolean.
18121 (alpha_emit_conditional_move): Likewise. Assert that
18122 cmp_op_mode == cmp_mode, and simplify accordingly.
18123 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
18124 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
18125 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
18127 (stack probe test): Use cbranchdi4.
18128 * config/alpha/predicates.md (alpha_cbranch_operator): New.
18130 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
18131 * config/arc/arc.h (movsicc, movsfcc): Use it.
18132 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
18133 (cbranchsi4, cstoresi4): New.
18134 (cmpsi, bCC and sCC expanders): Remove.
18136 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
18137 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
18138 * config/arm/predicates.md (arm_comparison_operator): Only include
18139 floating-point operators if there is a hardware floating-point unit.
18140 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
18141 deferring to cbranch_cc and cstore_cc respectively.
18142 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
18143 cbranch_cc, cstore_cc): New.
18144 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
18146 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
18148 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
18149 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
18151 (adjust_insn_length): Adjust calls.
18152 (avr_reorg): Handle (compare (foo) (const_int 0)).
18153 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
18154 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
18155 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
18156 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
18158 (cbranchqi4, cbranchhi4, cbranchsi4): New.
18159 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
18161 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
18162 (cbranchsi4, cstorebi4, cstoresi4): New.
18163 (movbisi): This insn is duplicate, split it to zero_extend.
18164 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
18165 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
18166 (bfin_optimize_loop): Use cbranch expander.
18167 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
18168 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
18169 (bfin_bimode_comparison_operator): ... this.
18170 (bfin_direct_comparison_operator): New.
18172 * config/cris/cris.c (cris_normal_notice_update_cc): Look
18173 inside (compare FOO (const_int 0)).
18174 (cris_rtx_costs): Handle ZERO_EXTRACT.
18175 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
18176 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
18177 (*tstdi_v32): Delete.
18178 (*cmpdi_non_v32): Add M alternative for operand 1.
18179 (cmpsi, cmp<mode>): Make private.
18180 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
18182 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
18184 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
18185 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
18186 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
18187 (cc_reg_operand): New.
18188 (any_cond): Delete.
18189 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
18190 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
18191 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
18192 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
18193 crx_expand_scond): Delete.
18195 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
18197 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
18198 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
18200 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
18201 cstoresi4, cstoresf4, cstoredf4): New.
18202 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
18203 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18204 Receive the entire operands array.
18205 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
18206 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
18207 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18208 Get test/op0/op1 from the operands array.
18209 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
18211 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
18212 (h8300_expand_store): New.
18213 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
18215 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
18216 (h8300_expand_store): New.
18217 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
18218 or do not try to produce (set (cc0) REG).
18219 (peepholes): Wrap arguments with COMPARE. Add a peephole to
18220 change a compare into a move to a scratch register. Disable some
18221 peepholes when comparing with zero.
18222 (tstsi, tsthi, tstsi, cmpqi): Make private.
18224 (bCC, sCC): Delete.
18225 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
18228 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
18229 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
18230 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
18231 (ix86_emit_i387_log1p): Use cbranchxf2.
18232 (ix86_expand_setcc): Return void.
18233 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
18234 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
18235 cmp<MODEF>, cmpcc): Remove.
18236 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
18237 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
18238 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
18239 (sCC and bCC expanders): Remove.
18240 (stack_protect_test): Use cbranchcc4.
18242 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
18244 (ia64_expand_compare): Accept three rtx by reference and return void.
18245 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
18246 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
18247 from *expr. Update *expr with the BImode comparison to do.
18248 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
18249 cmptf, bCC, sCC, conditional_trap): Delete.
18250 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
18251 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18252 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18253 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18254 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18256 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18257 type of last argument.
18258 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18259 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18260 use machine mode argument instead of branch_type. Remove dead
18261 code for floating-point comparisons.
18262 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18263 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18265 (cbranchsi4, cstoresi4): New.
18266 * config/iq2000/predicates.md (reg_or_const_operand): New.
18268 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18269 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18270 (b<code>_op): Rewrite to...
18271 (bcc_op): ... this, using match_operator.
18272 (s<code>_op): Rewrite to...
18273 (scc_op): ... this, using match_operator.
18274 (s<code>_24_op): Rewrite to...
18275 (scc_op_24): ... this, using match_operator.
18276 (s<code>_<mode>): Rewrite to...
18277 (cstore<mode>4): ... this, using match_operator.
18278 (s<code>_<mode>_24): Rewrite to...
18279 (cstore<mode>4_24): ... this, using match_operator.
18280 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18281 m32c_unpend_compare, m32c_expand_scc): Delete.
18282 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18283 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18284 (m32c_expand_movcc): Change NE to EQ if necessary.
18285 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18287 * config/m32r/m32r-protos.h (gen_cond_store): New.
18288 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18289 (gen_cond_store): New, from sCC patterns.
18290 (m32r_expand_block_move): Use cbranchsi4.
18291 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18292 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18293 (cbranchsi4, cstoresi4): New.
18295 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18297 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18298 (m68hc11_notice_update_cc): Look into a compare with 0.
18299 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18301 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18302 cmphi, cmpqi, bCC): Delete.
18303 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18304 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18305 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18308 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18309 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18310 * config/m68k/constraints.md (H): New.
18311 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18312 the define_insn below.
18313 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18314 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18315 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18316 patterns): Wrap RHS with COMPARE.
18317 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18318 (*cmpdi_internal): Name this pattern.
18319 (cmpdi): Change to define_insn.
18320 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18321 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18322 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18324 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18325 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18326 (conditional_trap): Change to...
18327 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18328 (*conditional_trap): Use the ordered_comparison_operator and
18329 const1_operand predicates.
18330 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18331 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18332 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18333 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18335 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18336 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18337 (mcore_gen_compare): New.
18338 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18339 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18340 (mcore_gen_compare): ... this.
18341 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18342 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18343 (stack probe pattern): Use cbranchsi4.
18345 * config/mips/predicates.md (mips_cstore_operator): New.
18346 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18347 * config/mips/mips.md (any_cond): Delete.
18348 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18350 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18351 fixuns_truncsfdi2): Use cbranch patterns.
18352 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18353 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18354 Adjust call to mips_expand_conditional_branch.
18355 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18357 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18358 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18359 * config/mips/mips.c (cmp_operands): Delete.
18360 (mips_emit_compare): Get comparison operands from *op0/*op1.
18361 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18362 that it succeeds. Use op0/op1 instead of cmp_operands.
18363 (mips_expand_conditional_branch, mips_expand_conditional_move,
18364 mips_expand_conditional_trap): Likewise.
18365 (mips_block_move_loop): Use cbranch patterns.
18366 * config/mips/mips.h (cmp_operands): Delete.
18368 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18369 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18370 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18371 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18372 (*cmpcc_folded): Rename to...
18373 (*cmpdi_folded): this.
18374 (*cmpcc): Rename to...
18376 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18379 (cbranchdf4): New. Handle invalid comparisons here.
18380 * config/mmix/predicates.md (float_comparison_operator): New.
18382 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18383 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18384 * config/mn10300/mn10300.md (tst): Delete.
18385 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18386 Name these patterns and wrap RHS in a compare.
18387 (*cmpsi): Make this pattern private. Include tst.
18388 (*cmpsf): Make this pattern private.
18389 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18390 (compare with zero peepholes): Likewise.
18392 (cbranchsi4, cbranchsf4): New.
18393 (casesi): Use cbranchsi4.
18395 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18396 hppa_branch_type): Delete.
18397 (return_addr_rtx): Use cbranchsi4.
18398 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18399 Emit CCFPmode comparison here.
18400 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18401 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18402 hppa_branch_type): Delete.
18403 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18404 (movsicc, movdicc): Remove references to hppa_compare_op0,
18405 hppa_compare_op1 and compare_from_rtx.
18406 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18407 (casesi): Use cbranchsi4.
18409 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18410 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18411 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18412 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18413 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18415 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18416 (*branch, *branch_inverted): New.
18418 * config/picochip/picochip.md (cbranchhi4): Use
18419 ordered_comparison_operator.
18420 (cmphi, bCC): Remove.
18422 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18423 (trap_comparison_operator): Delete.
18424 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18425 rs6000_emit_cbranch): Accept mode and operands.
18426 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18427 rs6000_compare_fp_p): Delete.
18428 (rs6000_generate_compare): Accept mode and comparison. Extract code
18429 and op0/op1 from there. Replace references to rs6000_compare_op0
18430 and rs6000_compare_op1.
18431 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18432 extract result from passed operands.
18433 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18434 extract loc from passed operands.
18435 (rs6000_emit_cmove): Likewise.
18436 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18437 rs6000_compare_fp_p): Delete.
18438 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18439 (cbranch<GPR>4, cbranch<FP>4): New.
18440 (cstore<mode>4): New. Consolidate here all choices about when to use
18441 portable or specialized sCC sequences.
18442 (stack_protect_test): Use cbranchsi4.
18443 (conditional_trap): Replace with ctrap<GPR>4.
18444 (conditional trap insn): Replace trap_comparison_operator with
18445 ordered_comparison_operator.
18447 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18448 (s390_emit_prologue): Use ctrap.
18449 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18450 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18451 New predicates replacing...
18452 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18453 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18454 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18455 (add<mode>cc): Do not use s390_compare_op0/op1.
18456 (s<code>): Change to...
18457 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18458 (seq): Change to...
18459 (cstorecc4): ... this. Handle EQ or NE equally.
18460 (*sne): Un-privatize for use in cstorecc4.
18461 (b<code>): Change to...
18462 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18463 (conditional_trap): Replace with...
18464 (ctrap<GPR>4, ctrap<FP>4): ... these.
18465 (stack_protect): Use cbranchcc4.
18467 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18468 * config/score/score-protos.h (score_gen_cmp): Delete.
18469 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18470 (score_block_move-loop): Use cbranchsi4.
18471 * config/score/score.md (cbranchsi4): New.
18472 (cmpsi, bCC): Delete.
18473 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18474 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18475 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18476 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18477 * config/score/score3.h (score3_gen_cmp): Delete.
18478 * config/score/score7.h (score7_gen_cmp): Delete.
18480 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18481 (sh_emit_scc_to_t): ... this. Return void.
18482 (from_compare): Rename to...
18483 (sh_emit_compare_and_branch): ... this.
18484 (sh_emit_compare_and_set): New.
18485 (sh_expand_t_scc): Accept operands.
18486 * config/sh/predicates.md (sh_float_comparison_operator): New.
18487 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18488 (prepare_scc_operands): Rename to...
18489 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18491 (sh_emit_cheap_store_flag): New.
18492 (sh_emit_set_t_insn): New.
18493 (from_compare): Rename to...
18494 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18495 handling of TARGET_SH2E floating point to avoid recursive call.
18496 Generate branch here.
18497 (sh_emit_compare_and_set): New.
18498 (sh_expand_t_scc): Get op0/op1 from arguments.
18499 (sh_emit_cheap_store_flag): New.
18500 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18502 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18503 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18504 (movsicc, movdicc): Do nothing when it recreated operands from
18505 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18506 prepare_scc_operands (now sh_emit_scc_to_t).
18507 (udivdi3): Use cstoresi4.
18508 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18509 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18510 (cbranchint4_media, cbranchfp4_media): New.
18511 (casesi): Use cbranchdi4.
18512 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18514 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18515 (movnegt): Remove second operand.
18516 (cbranchsf4, cbranchdf4): New.
18517 (stack_protect): Use cbranchdi4/cbranchsi4.
18519 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18520 (gen_compare_reg): Accept comparison, extract part of it to...
18521 (gen_compare_reg_1): ... this.
18522 (gen_compare_operator): Delete.
18523 (gen_v9_scc): Accept separate destination, comparison code and arms.
18524 Do not use sparc_compare_op0/sparc_compare_op1.
18525 (emit_scc_insn, emit_conditional_branch_insn): New.
18526 (emit_v9_brxx): Make static. Remove useless assertion.
18527 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18529 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18530 * config/sparc/sparc-protos.h (gen_compare_reg,
18531 sparc_emit_float_lib_cmp): Adjust prototype.
18532 (emit_scc_insn, emit_conditional_branch_insn): New.
18533 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18534 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18535 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18536 iterators to the top.
18537 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18538 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18539 snedi_special_trunc): Delete.
18540 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18541 and snedi_special_trunc.
18542 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18543 cbranchdi4, cbranch<F:mode>4): New.
18544 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18545 here. Use gen_compare_reg instead of gen_compare_operator.
18546 (conditional_trap): Replace with...
18547 (ctrapsi4, ctrapdi4): ... this.
18548 (stack_protect_test): Use cbranchcc4.
18550 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18552 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18553 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18554 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18555 from operands[0] or operands[3] depending on is_set.
18556 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18557 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18558 cmpdf, bCC), sCC: Remove.
18559 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18560 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18562 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18563 spu_emit_branch_or_set.
18565 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18567 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18568 xstormy16_compare_op1): Delete.
18569 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18570 xstormy16_compare_op1): Delete.
18571 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18573 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18574 (cmphi, cmpsi, bCC): Remove.
18576 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18577 (*cmpsi): ... this one.
18578 (cbranchsi4, cstoresi4): New.
18579 (bCC expanders): Delete.
18580 (sCC insns): Fold into...
18581 (*setcc): ... this one.
18582 (casesi): Do not use gen_cmpsi and gen_bgtu.
18583 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18584 (movsicc): Simplify.
18585 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18587 * config/vax/vax-protos.h (cond_name): New.
18588 (vax_output_conditional_branch): Remove.
18589 * config/vax/vax.c (cond_name): New.
18590 (vax_output_conditional_branch): Remove.
18591 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18592 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18593 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18594 (bit<VAXint>): Wrap source with (compare).
18595 (b<code> and following unnamed pattern): Rename to *branch and
18596 *branch_reversed. Change macroization to match_operator.
18597 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18599 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18600 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18601 Change last argument to machine_mode.
18602 (xtensa_expand_scc): Add machine_mode argument.
18603 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18604 (gen_conditional_move, xtensa_expand_conditional_branch,
18605 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18606 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18607 Adjust operand numbers.
18608 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18610 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18611 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18612 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18614 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18616 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18617 causes spurious differences between trunk and cond-optab branch.
18619 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18622 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18624 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18626 * tree.c (iterative_hash_pointer): Delete.
18627 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18628 Hash UIDs and versions of SSA names. Don't special-case built-in
18629 function declarations.
18631 2009-05-11 Ian Lance Taylor <iant@google.com>
18634 * graphite.c: Force -Wc++-compat to only be a warning before
18635 #including "cloog/cloog.h".
18637 2009-05-11 Martin Jambor <mjambor@suse.cz>
18639 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18641 2009-05-11 Jan Hubicka <jh@suse.cz>
18643 * tree-ssa-loop-ivcanon.c: Include target.h
18644 (struct loop_size): new structure.
18645 (constant_after_peeling): New predicate.
18646 (tree_estimate_loop_size): New function.
18647 (estimated_unrolled_size): Rewrite for new estimates.
18648 (try_unroll_loop_completely): Use new estimates.
18649 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18651 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18653 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18654 libcpp interface change.
18655 (spu_macro_to_expand): Likewise.
18657 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18659 PR tree-optimization/40026
18660 * gimplify.c (gimplify_init_constructor): Change initial conditional
18661 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18662 optimize_compound_literals_in_ctor.
18664 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18666 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18668 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18670 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18672 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18673 HOST_WIDE_INT for gap.
18675 2009-05-11 Ira Rosen <irar@il.ibm.com>
18677 PR tree-optimization/40074
18678 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18679 account in group size and step comparison.
18681 2009-05-11 Richard Guenther <rguenther@suse.de>
18683 * passes.c (init_optimization_passes): Strip now incorrect comment.
18684 (execute_function_todo): Do not set PROP_alias.
18685 * tree-pass.h (PROP_alias): Remove.
18686 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18687 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18688 * tree-nrv.c (pass_return_slot): Likewise.
18689 * tree-object-size.c (pass_object_sizes): Likewise.
18690 * tree-ssa-dom.c (pass_dominator): Likewise.
18691 (pass_phi_only_cprop): Likewise.
18692 * tree-ssa-dse.c (pass_dse): Likewise.
18693 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18694 (pass_cselim): Likewise.
18695 * tree-ssa-pre.c (pass_pre): Likewise.
18696 (pass_fre): Likewise.
18697 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18698 * tree-ssa-sink.c (pass_sink_code): Likewise.
18699 * tree-stdarg.c (pass_stdarg): Likewise.
18700 * tree-tailcall.c (pass_tail_calls): Likewise.
18701 * tree-vrp.c (pass_vrp): Likewise.
18703 2009-05-10 Ian Lance Taylor <iant@google.com>
18705 * basic-block.h (enum profile_status): Break out of struct
18706 control_flow_graph.
18707 * cgraph.h (struct inline_summary): Break out of struct
18709 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18710 of struct cgraph_order_sort.
18711 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18712 * cse.c (struct branch_path): Break out of struct
18713 cse_basic_block_data.
18714 * except.h (enum eh_region_type): Break out of struct eh_region.
18715 * gcc.c (enum add_del): Break out of struct modify_target.
18716 * genrecog.c (enum decision_type): Break out of struct decision_test.
18717 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18719 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18720 * regmove.c (enum match_use): New enum, broken out of struct match.
18721 * sched-int.h (enum post_call_group): New enum, broken out of
18723 (struct deps_reg): Break out of struct deps.
18724 * target.h (struct asm_int_op): Break out of struct gcc_target.
18725 * tree-eh.c (struct goto_queue_node): Break out of struct
18727 * tree-inline.h (enum copy_body_cge_which): Break out of
18729 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18731 * c-decl.c (in_struct, struct_types): New static variables.
18732 (pushtag): Add loc parameter. Change all callers.
18733 (lookup_tag): Add ploc parameter. Change all callers.
18734 (check_compound_literal_type): New function.
18735 (parser_xref_tag): Add loc parameter. Change all callers. If
18736 -Wc++-compat, warn about struct/union/enum types defined within a
18738 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18739 and loc parameters. Change all callers. Change error calls to
18740 error_at, using loc. For a redefinition, if the location of the
18741 original definition is known, report it. Set in_struct and
18742 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18743 (finish_struct): Add new parameters enclosing_in_struct and
18744 enclosing_struct_types. Change all callers. Set
18745 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18746 in the struct. If in a struct, add this struct to struct_types.
18747 (start_enum): Add loc parameter. Change all callers. Use
18748 error_at for errors, using loc. For a redefinition, if the
18749 location of the original definition is known, report it. If in a
18750 struct, add this enum type to struct_types. If -Wc++-compat warn
18751 if in sizeof, typeof, or alignof.
18752 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18753 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18754 (c_parser_enum_specifier): Get enum location for start_enum.
18755 (c_parser_struct_or_union_specifier): Get struct location for
18756 start_struct. Save in_struct and struct_types status between
18757 start_struct and finish_struct.
18758 (c_parser_cast_expression): Get location of cast.
18759 (c_parser_alignof_expression): Get location of type.
18760 (c_parser_postfix_expression): Likewise.
18761 (c_parser_postfix_expression_after_paren_type): Add type_loc
18762 parameter. Change all callers. Call check_compound_literal_type.
18763 Use type_loc for error about variable size type.
18764 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18765 of an enum constant from an enum type defined in a struct or union.
18766 (c_cast_expr): Add loc parameter. Change all callers. If
18767 -Wc++-compat, warn about defining a type in a cast.
18768 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18769 (start_enum, start_struct, finish_struct): Update declarations.
18770 (parser_xref_tag, c_cast_expr): Update declarations.
18771 (check_compound_literal_type): Declare.
18773 2009-05-11 Ben Elliston <bje@au.ibm.com>
18775 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18776 for recent libcpp interface change.
18777 (rs6000_macro_to_expand): Likewise.
18779 2009-05-10 Michael Matz <matz@suse.de>
18782 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18783 not at entry of function.
18785 2009-05-10 Richard Guenther <rguenther@suse.de>
18787 PR tree-optimization/40081
18789 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18790 using the main variant of the element type. Do not fiddle with
18791 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18793 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18794 structs with volatile fields.
18796 2009-05-10 Jan Hubicka <jh@suse.cz>
18798 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18799 (estimate_move_cost): Assert that it does not get called for
18801 (estimate_num_insns): Skip VOID types in argument handling.
18802 (optimize_inline_calls): Delete unreachable blocks and verify that
18803 callgraph is valid.
18805 2009-05-10 Jan Hubicka <jh@suse.cz>
18807 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18808 * cgraph.c (cgraph_mark_address_taken_node): New function.
18809 (dump_cgraph_node): Dump new flag.
18810 * cgraph.h (struct cgraph_node): Add address_taken.
18811 (cgraph_mark_address_taken_node): New function.
18812 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18813 since new direct calls can be born.
18815 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18817 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18818 tok->val.node.node.
18820 2009-05-10 Jan Hubicka <jh@suse.cz>
18822 PR middle-end/40084
18823 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18825 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18826 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18827 * tree-inline.c (copy_bb): Set frequency correctly.
18828 (fold_marked_statements): Update call to
18829 cgraph_update_edges_for_call_stmt.
18831 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18833 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18834 identifiers in diagnostics.
18835 * config/arm/arm.c (arm_handle_fndecl_attribute,
18836 arm_handle_isr_attribute): Likewise.
18837 * config/avr/avr.c (avr_handle_progmem_attribute,
18838 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18839 * config/bfin/bfin.c (handle_int_attribute,
18840 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18841 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18842 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18844 * config/darwin.c (darwin_handle_kext_attribute,
18845 darwin_handle_weak_import_attribute): Likewise.
18846 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18847 h8300_handle_eightbit_data_attribute,
18848 h8300_handle_tiny_data_attribute): Likewise.
18849 * config/i386/i386.c (ix86_handle_cconv_attribute,
18850 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18851 * config/i386/winnt.c (ix86_handle_shared_attribute,
18852 ix86_handle_selectany_attribute): Likewise.
18853 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18854 * config/m32c/m32c.c (function_vector_handler): Likewise.
18855 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18856 m68hc11_handle_fntype_attribute): Likewise.
18857 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18858 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18859 * config/mips/mips.c (mips_insert_attributes,
18860 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18861 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18862 rs6000_handle_struct_attribute): Likewise.
18863 * config/sh/sh.c (sh_insert_attributes,
18864 sh_handle_resbank_handler_attribute,
18865 sh_handle_interrupt_handler_attribute,
18866 sh2a_handle_function_vector_handler_attribute,
18867 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18869 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18870 * config/spu/spu.c (spu_handle_fndecl_attribute,
18871 spu_handle_vector_attribute): Likewise.
18872 * config/stormy16/stormy16.c
18873 (xstormy16_handle_interrupt_attribute): Likewise.
18874 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18875 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18877 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18879 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18880 (pp_translate_identifiers): New.
18881 (pp_identifier): Only conditionally translate identifier to locale
18883 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18884 (pp_base_tree_identifier): Only conditionally translate identifier
18885 to locale character set.
18886 * c-pretty-print.c (M_): Define.
18887 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18888 fragments for conditional translation with M_.
18889 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18890 identifier translation.
18892 2009-05-10 Richard Guenther <rguenther@suse.de>
18894 PR tree-optimization/40081
18895 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18896 using the main variant of the element type. Do not fiddle with
18897 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18899 2009-05-09 Jan Hubicka <jh@suse.cz>
18901 PR middle-end/40080
18902 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18903 indirect calls; verify cgraph afterwards.
18905 2009-05-09 Jan Hubicka <jh@suse.cz>
18908 * ipa.c (update_inlined_to_pointer): New function.
18909 (cgraph_remove_unreachable_nodes): Use it.
18911 2009-05-09 Jan Hubicka <jh@suse.cz>
18913 * tree-eh.c (struct leh_state): Remove prev_try.
18914 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18915 not track prev_try.
18916 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18917 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18918 remove_eh_handler_and_replace, foreach_reachable_handler,
18919 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18920 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18921 (gen_eh_region_cleanup): Update prototype.
18923 2009-05-09 Jan Hubicka <jh@suse.cz>
18925 PR middle-end/40043
18926 * except.c (copy_eh_region): Always set prev_try.
18927 (redirect_eh_edge_to_label): Find outer try.
18928 (foreach_reachable_handler): When looking for prev try
18929 handle case where previous try is not going to be taken.
18931 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18933 PR tree-optimization/40049
18934 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18935 only vector/vector shifts, convert the type of the constant to the
18936 appropriate type to avoid building incorrect trees, which
18937 eventually have problems with garbage collection.
18939 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18941 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18942 -1 for complex floating-point types if honoring signed zeros.
18944 2009-05-08 Jan Hubicka <jh@suse.cz>
18946 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18947 argument; handle correctly when profile is absent.
18948 (build_cgraph_edges): Update.
18949 (rebuild_cgraph_edges): Update.
18950 * cgraph.c: Do not include varray.h.
18951 (cgraph_set_call_stmt_including_clones): New function.
18952 (cgraph_create_edge_including_clones): Likewise
18953 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18954 (cgraph_update_edges_for_call_stmt): Handle clones.
18955 (cgraph_remove_node): Handle clone tree.
18956 (cgraph_remove_node_and_inline_clones): New function.
18957 (dump_cgraph_node): Dump clone tree.
18958 (cgraph_clone_node): Handle clone tree.
18959 (clone_function_name): Bring here from tree-inline.c.
18960 (cgraph_create_virtual_clone): New function.
18961 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18962 (cgraph_clone_info): New function.
18963 (strut cgraph_node): Add clone_info and new clone tree pointers.
18964 (cgraph_remove_node_and_inline_clones,
18965 cgraph_set_call_stmt_including_clones,
18966 cgraph_create_edge_including_clones,
18967 cgraph_create_virtual_clone): Declare.
18968 (cgraph_function_versioning): Use VEC argument.
18969 (compute_call_stmt_bb_frequency): Update prototype.
18970 (cgraph_materialize_all_clones): New function.
18971 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18972 (ipcp_create_replace_map): Update to VECtors.
18973 (ipcp_update_callgraph): Use virtual clones.
18974 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18975 (ipcp_update_profiling): Do not update local profiling.
18976 (ipcp_insert_stage): Use VECtors and virtual clones.
18977 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18978 (clone_of_p): New function.
18979 (cgraph_preserve_function_body_p): Use clone tree.
18980 (cgraph_optimize): Materialize clones.
18981 (cgraph_function_versioning): Update for VECtors.
18982 (save_inline_function_body): Use clone tree.
18983 (cgraph_materialize_clone): New function.
18984 (cgraph_materialize_all_clones): Likewise.
18985 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18986 * ipa.c: Include gimple.h.
18987 (cgraph_remove_unreachable_nodes): Use clone tree.
18988 * ipa-prop.c (ipa_note_param_call): Update call to
18989 compute_call_stmt_bb_frequencycall.
18990 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18991 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18992 (copy_bb): Handle updating of clone tree; add new edge when new call
18994 (expand_call_inline): Be strict about every call having edge.
18995 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18996 (delete_unreachable_blocks_update_callgraph): New function.
18997 (tree_function_versioning): Use VECtors; always remove unreachable
18998 blocks and fold conditionals.
18999 * tree-inline.h: Do not include varray.h.
19000 (tree_function_versioning): Remove.
19001 * Makefile.in (GTFILES): Remove tree-inline.c
19002 * passes.c (do_per_function): Do only functions having body.
19003 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
19006 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
19007 Andrew Morrow <acm@google.com>
19010 * c-common.c (c_common_attribute_table): Permit deprecated
19011 attribute to take an optional argument.
19012 (handle_deprecated_attribute): If the optional argument to
19013 __attribute__((deprecated)) is not a string ignore the attribute
19014 and emit a warning.
19016 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
19017 * c-typeck.c (build_component_ref): Likewise.
19018 (build_external_ref): Likewise.
19020 * toplev.c (warn_deprecated_use): Add an attribute argument.
19021 Emit the message associated with __attribute__((deprecated)).
19023 * toplev.h (warn_deprecated_use): Updated.
19025 * doc/extend.texi: Document new optional parameter to
19026 __attribute__((deprecated))
19028 2009-05-08 Michael Eager <eager@eagercon.com>
19030 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
19031 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
19033 2009-05-08 Richard Guenther <rguenther@suse.de>
19035 PR tree-optimization/40062
19036 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
19037 Avoid exponential behavior.
19039 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19041 PR rtl-optimization/33928
19043 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19044 process_uses, build_single_def_use_links): New.
19045 (update_df): Update use_def_ref.
19046 (forward_propagate_into): Use get_def_for_use instead of use-def
19048 (fwprop_init): Call build_single_def_use_links and let it initialize
19050 (fwprop_done): Free use_def_ref.
19051 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19052 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19053 df_rd_simulate_one_insn): New.
19054 (df_rd_bb_local_compute_process_def): Update head comment.
19055 (df_chain_create_bb): Use the new RD simulation functions.
19056 * df.h (df_rd_simulate_artificial_defs_at_top,
19057 df_rd_simulate_one_insn): New.
19058 * opts.c (decode_options): Enable fwprop at -O1.
19059 * doc/invoke.texi (-fforward-propagate): Document this.
19061 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19064 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19065 and one complex operand specially.
19066 * tree-complex.c (some_nonzerop): Do not identify a real value as
19067 zero if flag_signed_zeros.
19069 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19071 PR rtl-optimization/33928
19072 * loop-invariant.c (record_use): Fix && vs. || mishap.
19074 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19076 PR rtl-optimization/33928
19077 * loop-invariant.c (struct use): Add addr_use_p.
19078 (struct def): Add n_addr_uses.
19079 (struct invariant): Add cheap_address.
19080 (create_new_invariant): Set cheap_address.
19081 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19082 (record_uses): Pass df_ref to record_use.
19083 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19086 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19088 * config/sh/sh.c: Do not include c-pragma.h.
19090 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
19092 * config/spu/spu.c: Remove include of c-common.h.
19094 2009-05-07 Janis Johnson <janis187@us.ibm.com>
19097 * c-common.h (mark_valid_location_for_stdc_pragma,
19098 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
19099 clear_float_const_decimal64, float_const_decimal64_p): New.
19100 * c.opt (Wunsuffixed-float-constants): New.
19101 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
19102 unsuffixed float constant, handle new warning.
19103 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
19104 * c-decl.c (c_scope): New flag float_const_decimal64.
19105 (set_float_const_decimal64, clear_float_const_decimal64,
19106 float_const_decimal64_p): New.
19107 (push_scope): Set new flag.
19108 * c-parser.c (c_parser_translation_unit): Mark when it's valid
19109 to use STDC pragmas.
19110 (c_parser_external_declaration): Ditto.
19111 (c_parser_compound_statement_nostart): Ditto.
19112 * c-pragma.c (valid_location_for_stdc_pragma,
19113 mark_valid_location_for_stdc_pragma,
19114 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
19115 handle_pragma_float_const_decimal64): New.
19116 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
19117 * cp/semantics.c (valid_location_for_stdc_pragma_p,
19118 set_float_const_decimal64, clear_float_const_decimal64,
19119 float_const_decimal64_p): New dummy functions.
19120 * doc/extend.texi (Decimal Float): Remove statement that the
19121 pragma, and suffix for double constants, are not supported.
19122 * doc/invoke.texi (Warning Options): List new option.
19123 (-Wunsuffixed-float-constants): New.
19125 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
19127 * config/i386/i386.c: Do not include c-common.h.
19129 2009-05-07 Mark Heffernan <meheff@google.com>
19131 * doc/invoke.texi (Debugging Options): Document change of debugging
19133 * opts.c (decode_options): Make dump_base_name relative to
19134 aux_base_name directory.
19136 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19138 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
19139 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
19141 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
19143 * Makefile.in (install-plugin): Simplify a bit.
19145 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
19147 * Makefile.in (OBJS-common): Add regcprop.o.
19149 * timevar.def (TV_CPROP_REGISTERS): New.
19150 * regrename.c (regrename_optimize): Return 0.
19151 (rest_of_handle_regrename): Delete.
19152 (pass_rename_registers): Point to regrename_optimize.
19153 (struct value_data_entry, struct value_data,
19154 kill_value_one_regno, kill_value_regno, kill_value,
19155 set_value_regno, init_value_data, kill_clobbered_value,
19156 kill_set_value, kill_autoinc_value, copy_value,
19157 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
19158 replace_oldest_value_reg, replace_oldest_value_addr,
19159 replace_oldest_value_mem, copyprop_hardreg_forward_1,
19160 debug_value_data, validate_value_data): Move...
19161 * regcprop.c: ... here.
19162 (rest_of_handle_cprop): Delete.
19163 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
19165 2009-05-07 Jakub Jelinek <jakub@redhat.com>
19167 PR middle-end/40057
19168 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
19169 GEN_INT for 1 << bitnum.
19170 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
19171 build_int_cst_type.
19173 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
19175 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
19176 Remove wrong description of "nand" operation.
19178 2009-05-06 Richard Guenther <rguenther@suse.de>
19179 Adam Nemet <anemet@caviumnetworks.com>
19181 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
19182 comment. Add that if LHS is not a gimple register, then RHS1 has
19183 to be a single object (GIMPLE_SINGLE_RHS).
19185 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
19187 * expr.c (get_def_for_expr): Move it up in the file.
19188 (store_field): When expanding a bit-field store, look at the
19189 defining gimple stmt for the masking conversion.
19191 2009-05-06 Janis Johnson <janis187@us.ibm.com>
19193 PR middle-end/39986
19194 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
19195 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
19196 32-bit memcpy into long.
19198 2009-05-06 Jakub Jelinek <jakub@redhat.com>
19200 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
19201 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
19203 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
19204 instead of appending DW_OP_deref*.
19206 2009-05-06 Michael Matz <matz@suse.de>
19208 PR middle-end/40021
19209 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
19210 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
19212 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
19214 * Makefile.in (install-plugin): Fix srcdir handling.
19216 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
19218 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
19219 when processing for not_regs_needed bitmap.
19220 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
19221 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
19222 handling it for rhs.
19224 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19226 * config/i386/i386.md (unnamed inc/dec peephole): Use
19227 optimize_insn_for_size_p instead of optimize_size.
19228 * config/i386/predicates.md (incdec_operand): Likewise.
19229 (aligned_operand): Likewise.
19230 * config/i386/sse.md (divv8sf3): Likewise.
19231 (sqrtv8sf2): Likewise.
19233 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19235 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
19237 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
19239 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19241 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
19242 ssemodesuffixf2c with avxmodesuffixf2c.
19244 2009-05-06 Joseph Myers <joseph@codesourcery.com>
19247 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
19249 2009-05-05 Jakub Jelinek <jakub@redhat.com>
19251 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19252 (struct tree_base): Adjust spacing for 8 bit boundaries.
19253 (struct tree_decl_common): Add decl_by_reference_flag bit.
19254 (DECL_BY_REFERENCE): Adjust.
19255 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19256 print DECL_BY_REFERENCE bit.
19257 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19258 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19259 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19260 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19263 PR middle-end/39666
19264 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19265 range of the type, but default label is missing, add it with one
19266 of the existing labels instead of adding a new label for it.
19268 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19272 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19274 * Makefile.in (enable_plugin, plugin_includedir): New.
19275 (install): Depend on install-plugin.
19276 (PLUGIN_HEADERS): New.
19277 (install-plugin): New.
19278 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19280 2009-05-05 Richard Guenther <rguenther@suse.de>
19282 PR tree-optimization/40022
19283 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19285 (phivn_valid_p): Fix tuplification error, simplify.
19286 (phiprop_insert_phi): Add dumps.
19287 (propagate_with_phi): Simplify.
19289 2009-05-05 Richard Guenther <rguenther@suse.de>
19291 PR middle-end/40023
19292 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19294 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19296 * tree.h (strip_float_extensions): Remove duplicate declaration.
19297 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19298 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19299 block_ultimate_origin): Rearrange the declarations line to match the
19300 comment that indicates the .c file which the functions are defined.
19301 (dwarf2out_*, set_decl_rtl): Add comment.
19302 (get_base_address): Adjust comment.
19303 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19304 declarations line and add comment.
19305 (is_builtin_name): Add blank after function name, for clarity.
19307 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19309 * attribs.c (decl_attributes): Use %qE for identifiers in
19311 * cgraphunit.c (verify_cgraph_node): Translate function names to
19312 locale character set in diagnostics.
19313 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19315 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19316 Document that functions are named in UTF-8.
19317 * expr.c (expand_expr_real_1): Translate function names to locale
19318 character set in diagnostics.
19319 * gimplify.c (omp_notice_variable, omp_is_private,
19320 gimplify_scan_omp_clauses): Use %qE for identifiers in
19322 * langhooks.c (lhd_print_error_function): Translate function names
19323 to locale character set.
19324 * langhooks.h (decl_printable_name): Document that return value is
19325 in internal character set.
19326 * stmt.c: Include pretty-print.h
19327 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19329 (resolve_operand_name_1): Translate named operand name to locale
19331 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19333 * toplev.c (announce_function): Translate function names to locale
19335 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19336 (default_tree_printer): Use pp_identifier or translate identifiers
19337 to locale character set. Mark "<anonymous>" for translation.
19338 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19339 for identifiers in diagnostics.
19340 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19342 * varasm.c (output_constructor): Use %qE for identifiers in
19345 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19347 * configure.ac: use ` ` instead of $()
19348 * configure: Regenerate.
19350 2009-05-05 Ben Elliston <bje@au.ibm.com>
19352 * config/pa/linux-atomic.c: Eliminate conditional include of
19353 errno.h on non-LP64 systems to simplify build requirements.
19355 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19357 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19359 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19360 and pass value to identifier_to_locale.
19361 (warn_variable_length_array): Make name a tree.
19362 (grokdeclarator): Separate diagnostic texts for named and unnamed
19363 declarators. Use %qE for named declarators.
19364 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19366 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19367 identifiers in diagnostics.
19368 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19369 identifier_to_locale. Mark "anonymous" strings for translation.
19371 2009-05-04 Michael Eager <eager@eagercon.com>
19373 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19374 address for DImode/DFmode only if double-precision FP regs.
19376 2009-05-04 Michael Eager <eager@eagercon.com>
19378 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19379 TARGET_SINGLE_FLOAT check.
19381 2009-05-04 Michael Eager <eager@eagercon.com>
19383 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19385 2009-05-04 Michael Eager <eager@eagercon.com>
19387 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19388 * config/rs6000/t-xilinx: New
19390 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19392 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19393 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19394 * gcc/explow.c (memory_address): Use target hook.
19395 * gcc/targhooks.c (default_legitimize_address): New.
19396 * gcc/targhooks.h (default_legitimize_address): New.
19397 * gcc/target.h (legitimize_address): New.
19398 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19399 (TARGET_INITIALIZER): Include it.
19400 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19402 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19403 * config/bfin/bfin.c (legitimize_address): Remove.
19404 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19405 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19407 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19408 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19410 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19411 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19412 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19413 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19414 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19415 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19416 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19417 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19418 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19419 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19420 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19421 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19422 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19423 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19424 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19425 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19426 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19427 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19428 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19429 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19430 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19431 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19432 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19434 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19435 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19436 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19437 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19438 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19439 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19440 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19441 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19442 (thumb_legitimize_address): Delete.
19443 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19444 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19445 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19446 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19447 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19448 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19450 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19453 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19454 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19455 * config/m32r/m32r.c (m32r_legitimize_address): New.
19456 * config/m68k/m68k.c (m68k_legitimize_address): New.
19457 * config/score/score.c (score_legitimize_address): Standardize.
19458 * config/score/score3.c (score3_legitimize_address): Standardize.
19459 * config/score/score3.h (score3_legitimize_address): Adjust.
19460 * config/score/score7.c (score7_legitimize_address): Standardize.
19461 * config/score/score7.h (score7_legitimize_address): Adjust.
19462 * config/sh/sh.c (sh_legitimize_address): New.
19463 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19465 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19466 (s390_legitimize_address): ... this.
19467 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19468 (sparc_legitimize_address): ... this.
19469 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19470 (ix86_legitimize_address): ... this.
19471 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19472 (avr_legitimize_address): ... this.
19473 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19474 (mn10300_legitimize_address): ... this.
19475 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19476 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19477 (alpha_expand_mov): Adjust call.
19479 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19480 * config/spu/spu.c (spu_legitimize_address): Likewise.
19481 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19482 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19484 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19486 * intl.c (locale_encoding, locale_utf8): New.
19487 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19488 * intl.h (locale_encoding, locale_utf8): Declare.
19489 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19490 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19492 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19494 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19495 (pp_base_tree_identifier): Declare as function.
19496 (identifier_to_locale): Declare.
19497 * Makefile.in (pretty-print.o): Update dependencies.
19498 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19500 2009-05-04 Richard Guenther <rguenther@suse.de>
19502 PR middle-end/40015
19503 * builtins.c (fold_builtin_memory_op): Do not decay to element
19504 type if the size matches the whole array.
19506 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19508 * expmed.c (synth_mult): When trying out a shift, pass the result
19511 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19513 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19514 (shiftsub1_cost): New.
19515 (init_expmed): Compute shiftsub1_cost.
19516 (synth_mult): Optimize multiplications by constants of the form
19517 -(2^^m-1) for some constant positive integer m.
19519 2009-05-03 Richard Guenther <rguenther@suse.de>
19522 * c-typeck.c (array_to_pointer_conversion): Do not built
19523 ADDR_EXPRs of arrays of pointer-to-element type.
19524 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19525 up wrong ADDR_EXPRs after-the-fact.
19526 * c-common.c (strict_aliasing_warning): Strip pointer
19527 conversions for obtaining the original type.
19528 * builtins.c (fold_builtin_memset): Handle array types.
19529 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19532 2009-05-03 Richard Guenther <rguenther@suse.de>
19534 PR middle-end/23329
19535 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19536 Do not lose casts from array types with unknown extent to array
19537 types with known extent.
19538 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19539 alias set compatibility.
19541 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19543 * flags.h (extra_warnings): Delete.
19544 * toplev.c (process_options): Handle Wuninitialized here.
19545 * opts.c (extra_warnings): Delete.
19546 (set_Wextra): Delete.
19547 (common_handle_option): -Wextra can be handled automatically.
19548 * c-opts.c (c_common_handle_option): Delete obsolete code.
19549 (c_common_post_options): Simplify comment.
19550 * common.opt (W): Add Var.
19552 (Wuninitialized): Initialize to -1.
19554 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19555 Richard Guenther <rguenther@suse.de>
19557 * expr.c (get_def_for_expr): New function.
19558 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19559 SSA rather than trees.
19560 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19561 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19563 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19565 * c-common.c (reswords): Add _Imaginary.
19566 * c-common.c (enum rid): Add RID_IMAGINARY.
19568 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19570 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19571 Patch by Richard Guenther.
19573 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19575 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19576 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19577 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19578 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19579 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19580 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19581 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19582 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19583 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19584 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19585 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19586 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19587 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19588 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19589 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19590 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19591 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19592 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19594 2009-05-02 Richard Guenther <rguenther@suse.de>
19596 PR tree-optimization/39940
19597 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19600 2009-05-02 Richard Guenther <rguenther@suse.de>
19602 PR middle-end/40001
19603 * tree-ssa.c (execute_update_addresses_taken): Properly check
19604 if we can mark a variable DECL_GIMPLE_REG_P.
19605 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19606 back to the end of the function.
19607 (is_gimple_reg_type): Remove complex type special casing.
19608 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19611 2009-05-02 Ben Elliston <bje@au.ibm.com>
19613 * doc/collect2.texi (Collect2): Document search path behaviour
19614 when configured with --with-ld.
19616 2009-05-02 Jan Hubicka <jh@suse.cz>
19618 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19619 parameter; update callers.
19620 (coalesce_cost_edge): EH edges are costier because they needs
19621 splitting even if not critical and even more costier when there are
19622 multiple EH predecestors.
19624 2009-05-02 Jan Hubicka <jh@suse.cz>
19626 * except.c (remove_eh_handler_and_replace): Handle updating after
19627 removing TRY blocks.
19629 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19631 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19633 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19635 * varasm.c: Do not include c-pragma.h.
19636 * attribs.c: Do not incude c-common.h.
19638 2009-05-01 Michael Matz <matz@suse.de>
19640 * calls.c (initialize_argument_information): Handle SSA names like
19641 decls with a non MEM_P DECL_RTL.
19643 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19645 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19646 * ipa-utils.c: Likewise.
19647 * ipa-type-escape.c: Likewise.
19648 * cgraphunit.c Do not include c-common.h.
19649 * ipa-pure-const.c: Likewise.
19650 * tree-if-conv.c: Likewise.
19651 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19652 * ipa-struct-reorg.c: Likewise.
19653 * tree-nomudflap.c: Likewise.
19654 * tree-ssa-structalias.c: Likewise.
19656 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19658 * store-motion.c: Many cleanups to make this pass a first-class
19659 citizen instead of an appendix to gcse load motion. Add TODO list
19660 to make this pass faster/cleaner/better.
19662 (struct ls_expr): Post gcse.c-split cleanups.
19663 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19664 "stores" field to "avail_stores".
19665 (pre_ldst_mems): Rename to store_motion_mems.
19666 (pre_ldst_table): Rename to store_motion_mems_table.
19667 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19668 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19669 (ldst_entry): Rename to st_expr_entry, update users.
19670 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19671 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19672 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19674 (first_ls_expr): Rename to first_st_expr, update users.
19675 (next_ls_expr): Rename to next_st_expr, update users.
19676 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19677 fields properly for store motion instead of names inherited from load
19679 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19680 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19683 (ae_kill): Rename to st_kill, update users.
19684 (ae_gen): Rename to st_avloc, update users.
19685 (transp): Rename to st_transp, update users.
19686 (pre_insert_map): Rename to st_insert_map, update users.
19687 (pre_delete_map): Rename to st_delete_map, update users.
19688 (insert_store, build_store_vectors, free_store_memory,
19689 one_store_motion_pass): Update for abovementioned changes.
19691 (gcse_subst_count, gcse_create_count): Remove.
19692 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19693 and "n_stores_created", local variables.
19695 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19698 (regvec, compute_store_table_current_insn): Remove.
19699 (reg_set_info, reg_clear_last_set): Remove.
19700 (compute_store_table): Use DF caches instead of local dataflow
19703 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19705 * c-objc-common.c (c_tree_printer): Print identifiers with
19706 pp_identifier, not pp_string. Mark "({anonymous})" for
19708 * c-pretty-print.c (pp_c_ws_string): New.
19709 (pp_c_cv_qualifier, pp_c_type_specifier,
19710 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19711 pp_c_storage_class_specifier, pp_c_function_specifier,
19712 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19713 pp_c_primary_expression, pp_c_postfix_expression,
19714 pp_c_unary_expression, pp_c_shift_expression,
19715 pp_c_relational_expression, pp_c_equality_expression,
19716 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19717 use pp_string and pp_c_ws_string in place of pp_identifier and
19718 pp_c_identifier for non-identifiers. Mark English strings for
19720 * c-pretty-print.h (pp_c_ws_string): Declare.
19722 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19723 Roland McGrath <roland@redhat.com>
19725 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19726 (ENABLE_LD_BUILDID): New configuration option.
19727 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19728 (LINK_BUILDID_SPEC): New macro.
19729 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19731 * doc/install.texi: Document --enable-linker-build-id option.
19732 * configure: Rebuild.
19733 * config.in: Rebuild.
19735 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19737 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19738 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19739 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19740 MIPS_GP_SAVE_AREA_SIZE.
19741 * config/mips/mips.c (struct mips_frame_info): Update comment
19742 before arg_pointer_offset and hard_frame_pointer_offset.
19743 (mips_compute_frame_info): Update diagram before function: to
19744 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19745 indicate the position of frame_pointer_rtx with -fstack-protector and
19746 to show args_size. Don't allocate cprestore area for leaf functions
19747 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19749 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19751 2009-04-30 Michael Matz <matz@suse.de>
19753 PR tree-optimization/39955
19754 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19756 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19758 * ira.c (setup_cover_and_important_classes): Use safe macro
19759 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19761 * genpreds.c (write_tm_preds_h): Output suitable definition of
19762 REG_CLASS_FOR_CONSTRAINT.
19764 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19766 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19768 * bitmap.c (bitmap_descriptor): Likewise.
19769 * ggc-common.c (loc_descriptor): Likewise.
19770 * varray.c (varray_descriptor): Likewise.
19771 * vec.c (vec_descriptor): Likewise.
19773 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19775 * Makefile.in (dce.o): Add $(EXCEPT_H).
19776 * dce.c: Include except.h and delete redundant vector definitions.
19777 (deletable_insn_p): Return false for non-call insns that can throw
19780 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19782 * gcse.c (ae_gen): Remove.
19783 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19784 and make non-static function to make it available in store-motion.c.
19785 Update call sites with search-and-replace.
19786 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19787 extract_mentioned_regs, extract_mentioned_regs_helper,
19788 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19789 store_killed_in_insn, store_killed_after, store_killed_before,
19790 build_store_vectors, insert_insn_start_basic_block, insert-store,
19791 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19792 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19793 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19794 * store-motion.c: ...new file. Also copy data structures from gcse.c
19795 and clean up to remove parts not used by store motion.
19796 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19797 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19799 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19802 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19803 when optimizing for size.
19805 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19807 * gcse.c (gcse_constant_p): Fix typo in last change.
19809 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19811 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19813 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19815 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19817 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19819 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19820 CONST_HIGH_PART result.
19822 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19824 * config/avr/avr.c (initial_elimination_offset): Rename to
19825 avr_initial_elimination_offset.
19826 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19827 change return type to bool.
19828 (avr_can_eliminate): New function.
19829 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19830 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19831 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19832 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19833 avr_initial_elimination_offset.
19834 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19835 (avr_initial_elimination_offset): Define.
19837 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19838 Steven Bosscher <steven@gcc.gnu.org>
19840 PR rtl-optimization/39938
19841 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19842 * cfgrtl.c: Include insn-attr.h.
19843 (rest_of_pass_free_cfg): New function.
19844 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19845 * resource.c (init_resource_info): Remove call to df_analyze.
19847 2009-04-29 Richard Guenther <rguenther@suse.de>
19850 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19851 allow conversion to signed integers.
19853 2009-04-29 Richard Guenther <rguenther@suse.de>
19855 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19856 shifts of floating point vectors if the shift amount is
19857 a constant multiple of the element size.
19859 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19860 Michael Matz <matz@suse.de>
19862 PR middle-end/39927
19864 * tree-outof-ssa.c (emit_partition_copy): New function.
19865 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19866 insert_part_to_rtx_on_edge): Perform the partition base var
19867 copy using emit_partition_copy.
19868 (insert_value_copy_on_edge): Convert constants to the right mode.
19869 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19870 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19872 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19874 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19875 scan backwards to try to find a constant to initialize it.
19877 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19878 insn before the loop_end instruction, don't look past labels.
19880 2009-04-29 Richard Guenther <rguenther@suse.de>
19882 PR middle-end/39937
19883 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19884 loose type conversions.
19885 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19886 stmts only if there are no uses of its definition.
19888 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19890 * config/bfin/bfin.h (splitting_loops): Declare.
19891 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19892 Reorder bit definitions to be ascending.
19893 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19894 * config/bfin/bfin.c (splitting_loops): New variable.
19895 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19896 (struct loop_info): Remove members INIT and LOOP_INIT.
19897 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19898 the LSETUP sequence. Allow LC to be loaded from any register, but
19899 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19900 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19902 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19903 of reload_completed.
19906 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19908 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19910 * Makefile.in (PLUGIN_VERSION_H): New.
19911 (OBJS-common): Remove plugin-version.o.
19912 (plugin.o): Depend on (PLUGIN_VERSION_H).
19913 (plugin-version.o): Remove.
19914 * configure: Regenerate
19915 * configure.ac: Create plugin-version.h.
19916 * gcc-plugin.h (plugin_gcc_version): Remove.
19917 (plugin_default_version_check): Change signature.
19918 * plugin-version.c: Remove.
19919 * plugin.c: Include plugin-version.h.
19920 (str_plugin_gcc_version_name): Remove.
19921 (try_init_one_plugin): Pass gcc version to plugin_init.
19922 (plugin_default_version_check): Both gcc and plugin versions are now
19925 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19927 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19928 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19929 Remove special case testing for last insn of inner loops. Don't fail
19930 if the loop ends with a jump, emit an extra nop instead.
19932 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19933 DREGS rather than comparing directly. Remove code that tries to
19934 account for latencies.
19936 2009-04-29 Richard Guenther <rguenther@suse.de>
19938 PR tree-optimization/39941
19939 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19940 eliminating an indirect call.
19942 2009-04-29 Richard Guenther <rguenther@suse.de>
19944 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19945 parameter. Allow invariants as base if !require_lvalue.
19946 (verify_gimple_assign_single): Adjust.
19948 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19950 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19951 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19952 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19953 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19954 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19956 * config/bfin/bfin.c (bfin_expand_builtin,
19957 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19959 2009-04-28 Richard Guenther <rguenther@suse.de>
19961 * tree-vect-loop.c (get_initial_def_for_induction): Use
19962 correct types for pointer increment.
19964 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19966 * toplev.c (print_version): Update GMP version string calculation.
19968 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19970 PR rtl-optimization/39938
19971 * resource.c (init_resource_info): Add call to df_analyze.
19973 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19975 * config/alpha/alpha.md (usegp): Cast the result of
19976 alpha_find_lo_sum_using_gp to enum attr_usegp.
19977 * config/alpha/alpha.c (override_options): Remove end-of-structure
19978 marker element from cpu_table. Use array size of cpu_table to handle
19979 -mcpu and -mtune options.
19980 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19982 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19984 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19985 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19986 tune_32 and tune_64.
19987 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19988 support on PowerPC.
19989 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19990 * config/rs6000/option-defaults.h: ... here. New file.
19991 (OPT_64, OPT_32): Define.
19992 (MASK_64BIT): Define to 0 if not already defined.
19993 (OPT_ARCH64, OPT_ARCH32): Define.
19994 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19997 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19999 * config/arm/arm.c (arm_override_options): Emit error on using
20002 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20004 PR rtl-optimization/39914
20005 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
20006 registers for allocnos created from user-defined variables only
20007 when not optimizing.
20009 2009-04-28 Richard Guenther <rguenther@suse.de>
20011 PR middle-end/39937
20012 * fold-const.c (fold_binary): Use distribute_real_division only
20015 2009-04-28 Steve Ellcey <sje@cup.hp.com>
20017 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
20018 add hpux-stdint.h to tm_file.
20019 (hppa[12]*-*-hpux11*): Ditto.
20020 (ia64*-*-hpux*): Ditto.
20021 * config/hpux-stdint.h: New.
20022 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
20023 __STDC_EXT__ for all compiles.
20024 * config/pa/pa-hpux.h: Ditto.
20025 * config/pa/pa-hpux10.h: Ditto.
20026 * config/pa/pa-hpux11.h: Ditto.
20028 2009-04-28 Catherine Moore <clm@codesourcery.com>
20030 * debug.h (set_name): Add comment.
20032 2009-04-28 Andrew Pinski <pinskia@gmail.com>
20035 * config/darwin.c (machopic_gen_offset): Check
20036 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
20037 * config/arm/arm.c (require_pic_register): Likewise.
20039 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
20041 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
20042 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
20043 m32c_promote_prototypes): Delete.
20045 2009-04-28 Michael Matz <matz@suse.de>
20047 PR middle-end/39922
20048 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20051 2009-04-28 Richard Guenther <rguenther@suse.de>
20053 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20055 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20057 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20058 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20059 * config/arm/arm-tune.md: Regenerate.
20061 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20063 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20064 block if there are complex incoming edges.
20065 (sel_merge_blocks): Remove useless assert.
20066 (sel_redirect_edge_and_branch): Check that edge was redirected.
20067 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20068 (sel_find_rgns): Delete declaration.
20069 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20070 the region when it is not a preheader.
20072 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20075 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20077 2009-04-28 Richard Guenther <rguenther@suse.de>
20079 * tree.h (SSA_NAME_VALUE): Remove.
20080 (struct tree_ssa_name): Remove value_handle member.
20081 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20082 array for jump threading.
20083 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20085 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20086 * tree-flow.h (threadedge_initialize_values): Declare.
20087 (threadedge_finalize_values): Likewise.
20088 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20089 (SSA_NAME_VALUE): Define.
20090 (threadedge_initialize_values): New function.
20091 (threadedge_finalize_values): Likewise.
20092 * tree-ssa-dom.c (ssa_name_values): New global variable.
20093 (SSA_NAME_VALUE): Define.
20094 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
20096 2009-04-28 Ira Rosen <irar@il.ibm.com>
20098 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
20099 Use REPORT_VECTORIZED_LOCATIONS instead
20100 REPORT_VECTORIZED_LOOPS.
20101 * tree-vectorizer.c (vect_verbosity_level): Make static.
20102 (vect_loop_location): Rename to vect_location.
20103 (vect_set_verbosity_level): Update comment.
20104 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
20106 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
20107 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
20108 instead REPORT_UNVECTORIZED_LOOPS.
20109 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
20110 and vect_loop_def to vect_external_def and vect_internal_def.
20111 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
20112 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
20113 REPORT_UNVECTORIZED_LOCATIONS.
20114 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
20115 and vect_used_in_loop and to vect_unused_in_scope and
20116 vect_used_in_scope.
20117 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
20118 (vect_verbosity_level): Remove declaration.
20119 (vect_analyze_operations): Likewise.
20120 (vect_analyze_stmt): Declare.
20121 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
20122 REPORT_UNVECTORIZED_LOCATIONS.
20123 (vect_get_loop_niters): Fix indentation.
20124 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
20125 (vect_analyze_loop_operations): New function.
20126 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
20127 vect_analyze_operations.
20128 (vect_is_simple_reduction): Use new names.
20129 (vectorizable_live_operation, vect_transform_loop): Likewise.
20130 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
20131 to specify whether the data references can be a part of interleaving
20133 (vect_analyze_data_ref_dependence): Use new names.
20134 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
20135 (vect_create_addr_base_for_vector_ref): Remove redundant code.
20136 * tree-vect-patterns.c (widened_name_p): Use new names.
20137 (vect_recog_dot_prod_pattern): Likewise.
20138 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
20139 (process_use, vect_mark_stmts_to_be_vectorized,
20140 vect_model_simple_cost, vect_model_store_cost,
20141 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
20142 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
20143 vectorizable_operation, vectorizable_type_demotion,
20144 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
20145 vectorizable_condition): Likewise.
20146 (vect_analyze_operations): Split into vect_analyze_loop_operations
20148 (vect_analyze_stmt): ... new function.
20149 (new_stmt_vec_info): Use new names.
20150 (vect_is_simple_use): Use new names and fix comment.
20151 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
20152 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
20154 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20157 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
20158 and integer modes for x87 operands. Do not ICE for unsupported size,
20159 generate error instead. Generate error for unsupported operand types.
20160 ['z']: Do not handle HImode memory operands specially. Warning
20161 for floating-point operands. Fallthru to 'Z' for unsupported operand
20162 types. Do not ICE for unsupported size, generate error instead.
20163 (output_387_binary_op): Use %Z to output operands.
20164 (output_fp_compare): Ditto.
20165 (output_387_reg_move): Ditto.
20167 2009-04-28 Ben Elliston <bje@au.ibm.com>
20172 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20174 * builtins.c (c_strlen): Do not warn here.
20175 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20176 * c-common.c (pointer_int_sum): Take an explicit location.
20177 Warn about offsets out of bounds.
20178 * c-common.h (pointer_int_sum): Adjust declaration.
20180 2009-04-27 Ian Lance Taylor <iant@google.com>
20182 * collect2.c (is_ctor_dtor): Change type of ret field in struct
20184 * dce.c (run_fast_df_dce): Change type of old_flags to int.
20185 * df-core.c (df_set_flags): Change return type to int. Change
20186 type of old_flags to int.
20187 (df_clear_flags): Likewise.
20188 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
20189 (df_get_conditional_uses): Likewise.
20190 * df.h (df_set_flags, df_clear_flags): Update declarations.
20191 * dwarf2out.c (struct indirect_string_node): Change type of form
20192 field to enum dwarf_form.
20193 (AT_string_form): Change return type to enum dwarf_form.
20194 * fixed-value.c (fixed_compare): Add cast to enum type.
20195 * fwprop.c (update_df): Change 0 to VOIDmode.
20196 * gensupport.c: Change 0 to UNKNOWN.
20197 * gimple.h (gimple_cond_code): Add cast to enum type.
20198 * haifa-sched.c (reemit_notes): Add cast to enum type.
20199 * hooks.c (hook_int_void_no_regs): Remove function.
20200 * hooks.h (hook_int_void_no_regs): Remove declaration.
20201 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
20202 * predict.c (combine_predictions_for_insn): Add casts to enum type.
20203 * real.c (real_arithmetic): Add cast to enum type.
20204 (real_compare): Likewise.
20205 * target.h (struct gcc_target): Change return type of
20206 branch_target_register_class to enum reg_class.
20207 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
20208 default_branch_target_register_class.
20209 * targhooks.c (default_branch_target_register_class): New function.
20210 * targhooks.h (default_branch_target_register_class): Declare.
20211 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
20212 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
20214 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
20216 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
20217 vect_uninitialized_def. Change 0 to ERROR_MARK.
20218 * tree-vect-stmts.c (supportable_widening_operation): Don't
20219 initialize icode1 and icode2.
20220 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
20221 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
20223 (cmn_err_flag_specs): Change 0 to STD_C89.
20224 (cmn_err_char_table): Likewise.
20225 * config/arm/arm.c (get_arm_condition_code): Change type of code
20226 to enum arm_cond_code.
20227 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
20228 (IWMMXT_BUILTIN2): Likewise.
20229 (neon_builtin_type_bits): Don't define typedef.
20230 (neon_builtin_datum): Change type of bits field to int.
20231 (arm_expand_neon_args): Add cast to enum type.
20232 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
20234 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
20235 casts to enum type.
20236 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
20238 * config/mips/mips.md (jal_macro): Return enum constant.
20239 (single_insn): Likewise.
20240 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
20242 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20243 casts to enum type.
20244 * config/s390/s390.c (s390_tune_flags): Change type to int.
20245 (s390_arch_flags): Likewise.
20246 (s390_handle_arch_option): Change flags field of struct pta to int.
20247 * config/s390/s390.h (s390_tune_flags): Update declaration.
20248 (s390_arch_flags): Likewise.
20249 * config/sh/sh.c (prepare_move_operands): Compare
20250 tls_symbolic_operand result with enum constant.
20251 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20252 (sh_expand_prologue): Add cast to enum type.
20253 (sh_expand_epilogue): Likewise.
20254 (tls_symbolic_operand): Change return type to enum tls_model.
20255 (fpscr_set_from_mem): Add cast to enum type.
20256 (legitimize_pic_address): Compare tls_symbolic_operand result with
20258 (sh_target_reg_class): Change return type to enum reg_class.
20259 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20261 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20262 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20263 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20264 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20265 (delayed_branch, tls_call_delay): Likewise.
20266 (eligible_for_sibcall_delay): Likewise.
20267 (eligible_for_return_delay): Likewise.
20268 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20269 (spu_expand_builtin_1): Likewise.
20271 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20272 for all types of conversions.
20273 (output_init_element): Issue -Wc++-compat warning if needed when
20274 initializing a bitfield with enum type.
20275 * c-parser.c (c_parser_expression): Set original_type to
20276 original_type of right hand operand of comma operator.
20278 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20280 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20282 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20283 * doc/cpp.texi (Standard Predefined Macros)
20284 (Implementation-defined behavior): Likewise.
20285 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20286 * doc/gimple.texi (GIMPLE Exception Handling)
20287 (@code{GIMPLE_ASSIGN}): Likewise.
20288 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20289 * doc/invoke.texi (Warning Options, Optimize Options)
20290 (AVR Options, Darwin Options): Likewise.
20291 (Optimize Options): Reformulate -fwhole-program description.
20292 * doc/loop.texi (Lambda): Likewise.
20293 * doc/md.texi (Output Template, Define Constraints)
20294 (Standard Names, Insn Splitting): Likewise.
20295 * doc/options.texi (Option properties): Likewise.
20296 * doc/passes.texi (Tree-SSA passes): Likewise.
20297 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20298 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20299 (File Names and DBX): Likewise.
20300 * doc/trouble.texi (Incompatibilities): Likewise.
20302 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20304 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20305 instruction is correct.
20307 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20309 Allow non-constant arguments to conversion intrinsics.
20310 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20311 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20312 * spu.c (print_operand): Handle 'v' and 'w'.
20313 (exp2_immediate_p, spu_gen_exp2): Define.
20314 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20315 spu_convtf_1): Update parameter descriptions.
20316 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20317 * constraints.md ('v', 'w'): New.
20318 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20320 (i2f, I2F): New define_mode_attr.
20321 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20322 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20323 fixuns_truncv4sfv4si2): Update to use mode attribute.
20324 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20325 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20326 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20327 patterns for combine.
20329 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20331 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20332 (cprop, hoist, pre, store_motion): New debug counters.
20333 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20334 is not an RTL pass anymore.
20335 (pass_profiling): Remove extern decl for pass removed in 2005.
20336 (pass_gcse, pass_jump_bypass): Remove.
20337 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20338 to 0 for clean state.
20339 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20340 * cse.c (gate_handle_cse_after_global_opts,
20341 rest_of_handle_cse_after_global_opts): New functions.
20342 (pass_cse_after_global_opts): New pass, does local CSE.
20343 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20344 (TV_CPROP): New timevar.
20345 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20346 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20347 (gcse_main, recompute_all_luids): Remove.
20348 (compute_hash_table_work): Call max_reg_num instead of reading
20350 (cprop_jump): Don't set run_jump_opt_after_gcse.
20351 (constprop_register): Always allow to alter jumps.
20352 (cprop_insn): Likewise.
20353 (do_local_cprop): Likewise.
20354 (local_cprop_pass): Likewise. Return non-zero if something changed.
20355 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20356 (find_implicit_sets): Add note about missed optimization opportunity.
20357 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20358 pass_rtl_cprop execute function.
20359 Don't bother tracking the pass number, each pass gets its own dumpfile
20361 Always allow to alter jumpsand bypass jumps.
20362 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20363 will just find no suitable set.
20364 (pre_edge_insert): Fix dumping, this function is for PRE only.
20365 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20366 pass_rtl_pre execute function.
20367 (hoist_code): Return non-zero if something changed. Keep track of
20368 substitutions and insertions for statistics gathering similar to PRE.
20369 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20370 called from the pass_rtl_hoist execute function. Show pass statistics.
20371 (compute_store_table): Use max_reg_num directly instead of using the
20372 formerly global max_gcse_regno.
20373 (build_store_vectors): Likewise.
20374 (replace_store_insn): Fix dumping.
20375 (store_motion): Rename to ...
20376 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20377 pass, called from the pass_rtl_store_motion execute function. Keep
20378 track of substitutions and insertions for statistics gathering similar
20380 (bypass_jumps): Remove, fold interesting bits into ...
20381 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20382 from the pass_rtl_cprop execute function.
20383 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20384 pass_jump_bypass): Remove.
20385 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20386 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20387 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20388 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20389 (gate_rtl_store_motion, execute_rtl_store_motion,
20390 pass_rtl_store_motion): New.
20391 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20392 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20393 * passes.c (init_optimization_passes): Remove pass_gcse and
20394 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20395 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20396 instead of pass_jump_bypass.
20398 2009-04-27 Richard Guenther <rguenther@suse.de>
20400 PR middle-end/39928
20401 * gimplify.c (gimplify_expr): If we are required to create
20402 a temporary make sure it ends up as register.
20404 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20407 * config/i386/i386.c (construct_container): Don't call
20408 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20409 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20411 2009-04-27 Michael Matz <matz@suse.de>
20413 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20414 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20415 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20416 (dump_replaceable_exprs): Take a bitmap.
20417 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20419 (expand_gimple_basic_block): Likewise.
20420 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20421 replaceable_expressions member a bitmap.
20422 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20423 (mark_replaceable): Likewise.
20424 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20425 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20427 2009-04-27 Richard Guenther <rguenther@suse.de>
20429 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20430 (verify_stmts): Dispatch to gimple/type verification code.
20431 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20432 issue with call argument types.
20434 2009-04-27 Michael Matz <matz@suse.de>
20436 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20437 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20440 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20441 Eric Botcazou <ebotcazou@adacore.com>
20443 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20444 a label's basic block.
20445 (mark_target_live_regs): Tidy and rework obsolete comments.
20446 Change back DF problem to LIVE. If a label starts a basic block,
20447 assume that all registers that used to be live then still are.
20448 (init_resource_info): If a label starts a basic block, set its
20449 BLOCK_FOR_INSN accordingly.
20450 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20452 2009-04-27 Richard Guenther <rguenther@suse.de>
20454 * tree-flow-inline.h (function_ann): Remove.
20455 (get_function_ann): Likewise.
20456 * tree-dfa.c (create_function_ann): Remove.
20457 * tree-flow.h (struct static_var_ann_d): Remove.
20458 (struct function_ann_d): Likewise.
20459 (union tree_ann_d): Remove fdecl member.
20460 (function_ann_t): Remove.
20461 (function_ann, get_function_ann, create_function_ann): Remove
20464 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20466 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20468 2009-04-27 Jan Hubicka <jh@suse.cz>
20470 * ipa-pure-const.c (struct funct_state_d): New fields
20471 state_previously_known, looping_previously_known; remove
20472 state_set_in_source.
20473 (analyze_function): Use new fields.
20474 (propagate): Avoid assumption that state_set_in_source imply
20477 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20478 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20479 * cfgloop.h (finite_loop_p): Declare.
20481 2009-04-26 Michael Matz <matz@suse.de>
20483 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20485 2009-04-26 Michael Matz <matz@suse.de>
20487 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20488 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20489 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20490 pass_mark_used_blocks): Remove.
20491 * tree-optimize.c (pass_free_datastructures,
20492 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20493 * passes.c (init_optimization_passes): Don't call
20494 pass_mark_used_blocks, remove dead code.
20496 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20498 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20499 * tree-ssa-live.h (register_ssa_partition): Likewise.
20501 2009-04-26 Michael Matz <matz@suse.de>
20504 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20505 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20506 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20508 (compare_pairs): Swap cost comparison.
20509 (coalesce_ssa_name): Don't use change_partition_var.
20510 * tree-nrv.c (struct nrv_data): Add modified member.
20511 (finalize_nrv_r): Set it.
20512 (tree_nrv): Use it to update statements.
20513 (pass_nrv): Require PROP_ssa.
20514 * tree-mudflap.c (mf_decl_cache_locals,
20515 mf_build_check_statement_for): Use make_rename_temp.
20516 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20517 * alias.c (find_base_decl): Handle SSA names.
20518 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20519 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20520 * rtl.h (set_reg_attrs_for_parm): Declare.
20521 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20522 to "optimized", remove unused locals at finish.
20523 (execute_free_datastructures): Make global, call
20524 delete_tree_cfg_annotations.
20525 (execute_free_cfg_annotations): Don't call
20526 delete_tree_cfg_annotations.
20528 * ssaexpand.h: New file.
20529 * expr.c (toplevel): Include ssaexpand.h.
20530 (expand_assignment): Handle SSA names the same as register variables.
20531 (expand_expr_real_1): Expand SSA names.
20532 * cfgexpand.c (toplevel): Include ssaexpand.h.
20533 (SA): New global variable.
20534 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20535 (SSAVAR): New macro.
20536 (set_rtl): New helper function.
20537 (add_stack_var): Deal with SSA names, use set_rtl.
20538 (expand_one_stack_var_at): Likewise.
20539 (expand_one_stack_var): Deal with SSA names.
20540 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20541 before unique numbers.
20542 (expand_stack_vars): Use set_rtl.
20543 (expand_one_var): Accept SSA names, add asserts for them, feed them
20544 to above subroutines.
20545 (expand_used_vars): Expand all partitions (without default defs),
20546 then only the local decls (ignoring those expanded already).
20547 (expand_gimple_cond): Remove edges when jumpif() expands an
20548 unconditional jump.
20549 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20550 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20552 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20553 members of SA; deal with PARM_DECL partitions here; expand
20554 all PHI nodes, free tree datastructures and SA. Commit instructions
20555 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20556 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20557 info and statements at start, collect garbage at finish.
20558 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20559 (VAR_ANN_PARTITION) Remove.
20560 (change_partition_var): Don't declare.
20561 (partition_to_var): Always return SSA names.
20562 (var_to_partition): Only accept SSA names.
20563 (register_ssa_partition): Only check argument.
20564 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20566 (delete_var_map): Don't free it.
20567 (var_union): Only accept SSA names, simplify.
20568 (partition_view_init): Mark only useful SSA names as used.
20569 (partition_view_fini): Only deal with SSA names.
20570 (change_partition_var): Remove.
20571 (dump_var_map): Use ssa_name instead of partition_to_var member.
20572 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20574 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20575 (struct _elim_graph): New member const_dests; nodes member vector of
20577 (set_location_for_edge): New static helper.
20578 (create_temp): Remove.
20579 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20580 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20581 (new_elim_graph): Allocate const_dests member.
20582 (clean_elim_graph): Truncate const_dests member.
20583 (delete_elim_graph): Free const_dests member.
20584 (elim_graph_size): Adapt to new type of nodes member.
20585 (elim_graph_add_node): Likewise.
20586 (eliminate_name): Likewise.
20587 (eliminate_build): Don't take basic block argument, deal only with
20588 partition numbers, not variables.
20589 (get_temp_reg): New static helper.
20590 (elim_create): Use it, deal with RTL temporaries instead of trees.
20591 (eliminate_phi): Adjust all calls to new signature.
20592 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20593 (rewrite_trees): Only do checking.
20594 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20595 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20596 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20597 contains_tree_r, MAX_STMTS_IN_LATCH,
20598 process_single_block_loop_latch, analyze_edges_for_bb,
20599 perform_edge_inserts): Remove.
20600 (expand_phi_nodes): New global function.
20601 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20602 functions, initialize new parameter, remember partitions having a
20604 (finish_out_of_ssa): New global function.
20605 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20606 don't reset in_ssa_p here, don't disable TER when mudflap.
20607 (pass_del_ssa): Remove.
20608 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20610 (execute_free_datastructures): Declare.
20611 * Makefile.in (SSAEXPAND_H): New variable.
20612 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20613 * basic-block.h (commit_one_edge_insertion): Declare.
20614 * passes.c (init_optimization_passes): Move pass_nrv and
20615 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20616 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20617 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20618 (redirect_branch_edge): Deal with super block when expanding, split
20619 out jump patching itself into ...
20620 (patch_jump_insn): ... here, new static helper.
20622 2009-04-26 Michael Matz <matz@suse.de>
20624 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20625 beyond num_ssa_names.
20626 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20627 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20629 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20631 PR inline-asm/39543
20632 * fwprop.c (forward_propagate_asm): New function.
20633 (forward_propagate_and_simplify): Propagate also into __asm, if it
20634 doesn't increase the number of referenced registers.
20637 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20639 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20641 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20642 note_nonlocal_vla_type for nonlocal VLAs.
20643 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20644 contains_remapped_vars, remap_vla_decls): New functions.
20645 (convert_nonlocal_reference_stmt): If not optimizing, call
20646 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20647 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20648 if it wasn't found in var_map.
20649 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20650 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20651 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20653 * gimplify.c (nonlocal_vlas): New variable.
20654 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20656 (gimplify_body): Create and destroy nonlocal_vlas.
20658 * dwarf2out.c (loc_descr_plus_const): New function.
20659 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20660 mem_loc_descriptor, loc_descriptor_from_tree_1,
20661 descr_info_loc, gen_variable_die): Use it.
20663 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20664 !TREE_STATIC VAR_DECLs.
20665 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20666 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20667 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20668 DECL_BY_REFERENCE is valid.
20669 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20670 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20671 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20672 Copy DECL_BY_REFERENCE.
20673 (struct nesting_copy_body_data): New type.
20674 (nesting_copy_decl): New function.
20675 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20676 if they have variable length.
20678 2009-04-26 Michael Matz <matz@suse.de>
20680 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20681 mark new temporaries for renaming.
20683 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20686 * c-decl.c (global_bindings_p): Return negative value.
20687 (c_variable_size): New. Based on variable_size from
20689 (grokdeclarator): Call c_variable_size not variable_size.
20691 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20693 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20695 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20697 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20698 Redefine it to just use mingw/include.
20699 (ASM_SPEC): Rules for -m32 and -m64.
20700 (LINK_SPEC): Use Likewise.
20701 (SPEC_32): New define.
20702 (SPEC_64): Likewise.
20703 (SUB_LINK_SPEC): Likewise.
20704 (MULTILIB_DEFAULTS): New define.
20705 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20706 Add multilib options.
20707 (MULTILIB_DIRNAMES): Likewise.
20708 (MULTILIB_OSDIRNAMES): Likewise.
20709 (LIBGCC): Likewise.
20710 (INSTALL_LIBGCC): Likewise.
20712 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20715 * c-tree.h (enum c_inline_static_type): New.
20716 (record_inline_static): Declare.
20717 * c-decl.c (struct c_inline_static, c_inline_statics,
20718 record_inline_static, check_inline_statics): New.
20719 (pop_file_scope): Call check_inline_statics.
20720 (start_decl): Call record_inline_static instead of pedwarning
20721 directly for static in inline function.
20722 * c-typeck.c (build_external_ref): Call record_inline_static
20723 instead of pedwarning directly for static referenced in inline
20726 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20728 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20729 not new but only being rescanned.
20730 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20731 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20732 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20733 record_set_info, compute_set, grealloc): Remove.
20734 (recompute_all_luids): New function.
20735 (gcse_main): Don't compute sets, and don't do related memory
20736 allocations/free-ing. If something changed before the end of the
20737 pass, update LUIDs using recompute_all_luids.
20738 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20739 (free_gcse_mem): Don't free it either.
20740 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20741 Use the df insn LUIDs.
20742 (load_killed_in_block): Likewise.
20743 (compute_hash_table_work): Don't compute reg_set_in_block.
20744 (compute_transp): Use DF_REG_DEF_CHAINs.
20745 (local_cprop_pass): Don't use compute_sets and related functions.
20746 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20747 Use get_max_uid() instead of max_cuid.
20748 (insert_insn_end_basic_block, pre_insert_copy_insn,
20749 update_ld_motion_stores): Don't try to
20750 keep reg_set tables up to date.
20751 (pre_insert_copies): Use df insn LUIDs.
20752 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20753 (reg_set_info): Don't use extra bitmap argument.
20754 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20755 information to compute regs_set_in_block.
20756 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20757 (bypass_jumps): Don't use compute_sets and friends.
20759 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20762 * opts.c (undocumented_msg): Do not leave blank even with
20765 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20767 * c-decl.c (build_enumerator): Allow values folding to integer
20768 constants but not integer constant expressions with a pedwarn if
20771 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20774 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20775 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20776 type is an integer constant.
20778 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20781 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20784 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20787 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20788 with variably modified return type and no storage class
20789 specifiers, except for the case of nested functions. Distinguish
20790 extern declarations of functions with variably modified return
20791 types from those of objects with variably modified types.
20793 2009-04-25 Jan Hubicka <jh@suse.cz>
20795 * tree.c (list_equal_p): New function.
20796 * tree.h (list_equal_p): Declare.
20797 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20798 basic_block_def, basic_block, const_basic_block): New.
20799 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20800 (redirect_eh_edge): New function.
20801 (make_eh_edge_update_phi): EH edges are not abnormal.
20802 * except.c: Include tree-flow.h.
20803 (list_match): New function.
20804 (eh_region_replaceable_by_p): New function.
20805 (replace_region): New function.
20806 (hash_type_list): New function.
20807 (hash_eh_region): New function.
20808 (eh_regions_equal_p): New function.
20809 (merge_peers): New function.
20810 (remove_unreachable_regions): Verify EH tree when checking;
20812 (copy_eh_region_1): New function.
20813 (copy_eh_region): New function.
20814 (push_reachable_handler): New function.
20815 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20816 regions without label but with live RESX.
20817 * except.h (redirect_eh_edge_to_label): New.
20818 * tree-flow.h (redirect_eh_edge): New.
20819 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20820 basic_block_def, basic_block, const_basic_block): Remove.
20821 * Makefile.in (except.o): Add dependency on tree-flow.h
20822 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20823 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20826 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20829 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20830 on the destination of memcpy.
20832 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20834 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20835 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20836 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20838 2009-04-25 Jan Hubicka <jh@suse.cz>
20840 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20841 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20842 to be reached by different label than left.
20843 (update_eh_edges): Update comment; remove edge_to_remove if possible
20844 and return true if suceeded.
20845 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20846 (cleanup_eh): Compute sharing map.
20847 * except.c (remove_eh_handler_and_replace): Add argument if we should
20849 (remove_unreachable_regions): Update for label sharing.
20850 (label_to_region_map): Likewise.
20851 (get_next_region_sharing_label): New function.
20852 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20854 (remove_eh_handler): Update.
20855 (remove_eh_region_and_replace_by_outer_of): New function.
20856 * except.h (struct eh_region): Add next_region_sharing_label.
20857 (remove_eh_region_and_replace_by_outer_of,
20858 get_next_region_sharing_label): Declare.
20859 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20861 2009-04-25 Jan Hubicka <jh@suse.cz>
20863 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20864 insert code even if they are not critical.
20866 2009-04-25 Jan Hubicka <jh@suse.cz>
20868 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20869 (gimple_can_remove_branch_p): EH edges won't remove branch by
20871 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20872 updating of non-abnormal EH edges.
20873 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20874 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20875 (split_critical_edges): Split also edges where emitting code on them
20876 will lead to splitting later.
20878 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20879 H.J. Lu <hongjiu.lu@intel.com>
20882 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20883 the configured assembler supports fildq and fistpq mnemonics.
20884 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20885 * configure: Regenerated.
20886 * config.in: Ditto.
20888 * config/i386/i386.c (print_operand): Handle 'Z'.
20889 ['z']: Remove handling of special fild/fist suffixes.
20890 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20891 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20892 suffix of fild insn.
20893 (*floatsi<mode>2_vector_mixed): Ditto.
20894 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20895 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20896 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20897 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20898 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20900 2009-04-25 Ben Elliston <bje@au.ibm.com>
20902 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20903 the source of a set operation.
20905 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20907 * target.h (struct gcc_target): Add case_values_threshold field.
20908 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20909 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20910 * targhooks.c (default_case_values_threshold): New function.
20911 * targhooks.h (default_case_values_threshold): Declare function.
20912 * stmt.c (expand_case): Use case_values_threshold target hook.
20913 * expr.h (case_values_threshold): Remove declartation.
20914 * expr.c (case_values_threshold): Remove function.
20915 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20917 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20918 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20919 (avr_case_values_threshold): Declare as static.
20920 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20922 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20923 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20924 (mn10300_case_values_threshold): New function.
20926 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20928 * ira.c (setup_cover_and_important_classes): Add enum cast.
20930 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20932 * genpreds.c (write_enum_constraint_num): Output definition of
20933 CONSTRAINT_NUM_DEFINED_P macro.
20934 * ira.c (setup_cover_and_important_classes): Use
20935 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20937 2009-04-24 DJ Delorie <dj@redhat.com>
20939 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20940 __SH2A_SINGLE_ONLY__ also.
20942 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20944 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20945 (movdf_internal): Ditto.
20946 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20947 SFmode and DFmode constants.
20948 (ia64_print_operand): Add 'G' format for printing
20949 floating point constants.
20951 2009-04-24 Richard Guenther <rguenther@suse.de>
20953 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20954 from unsigned additions.
20956 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20958 * c-typeck.c (set_init_index): Allow array designators that are
20959 not integer constant expressions with a pedwarn if pedantic.
20961 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20963 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20964 zero if no overlap in nonzero bits between the operands.
20966 2009-04-24 Ian Lance Taylor <iant@google.com>
20968 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20969 (record_dead_and_set_regs): Likewise.
20970 * df.h (struct df_mw_hardreg): Change flags field to int.
20971 (struct df_base_ref): Likewise.
20972 (struct df): Change changeable_flags field to int.
20973 * df-scan.c (df_defs_record): Change clobber_flags to int.
20974 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20975 constants rather than #define macros.
20976 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20977 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20978 (enum dwarf_calling_convention): Likewise.
20979 (enum dwarf_line_number_x_ops): Likewise.
20980 (enum dwarf_call_frame_info): Likewise.
20981 (enum dwarf_source_language): Likewise.
20982 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20983 (add_calling_convention_attribute): Likewise.
20984 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20985 (combine_comparisons): Change compcode to int. Add cast to enum type.
20986 * genrecog.c (maybe_both_true_2): Change c to int.
20987 (write_switch): Likewise. Add cast to enum type.
20988 * gimplify.c (gimplify_omp_for): Handle return values from
20989 gimplify_expr using MIN rather than bitwise or.
20990 (gimplify_expr): Add cast to enum type.
20991 * ipa-prop.c (update_jump_functions_after_inlining): Change
20992 IPA_BOTTOM to IPA_JF_UNKNOWN.
20993 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20994 Add casts to enum type.
20995 (setup_cover_and_important_classes): Change cl to int. Add casts
20997 (setup_class_translate): Change cl and mode to int.
20998 (ira_init_once): Change mode to int.
20999 (free_register_move_costs): Likewise.
21000 (setup_prohibited_mode_move_regs): Add casts to enum type.
21001 * langhooks.c (add_builtin_function_common): Rework assertion that
21002 value fits bitfield.
21003 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
21004 * omega.c (omega_do_elimination): Avoid math on enum types.
21005 * optabs.c (expand_vec_shift_expr): Remove casts to int.
21006 * opts.c (set_debug_level): Change 2 to enum constant. Use new
21007 int local to handle integral_argment value.
21008 * regmove.c (try_auto_increment): Change PUT_MODE to
21010 * reload.c (push_secondary_reload): Add casts to enum type.
21011 (secondary_reload_class, find_valid_class): Likewise.
21012 * reload1.c (emit_input_reload_insns): Likewise.
21013 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
21014 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
21015 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
21017 * tree.c (build_common_builtin_nodes): Add casts to enum type.
21018 * tree-complex.c (complex_lattice_t): Typedef to int rather than
21020 (expand_complex_libcall): Add casts to enum type.
21021 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
21022 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
21023 with ERROR_MARK, not NUM_TREE_CODES.
21024 (vect_create_epilog_for_reduction): Likewise.
21025 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
21026 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
21027 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
21029 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
21030 vect_unused_in_loop. Change 0 to loop_vect.
21031 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
21032 * var-tracking.c (get_init_value): Change return type to enum
21034 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
21035 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
21037 (arm_override_options): Add casts to enum type.
21038 (arm_emit_tls_decoration): Likewise.
21039 * config/i386/i386.c (ix86_function_specific_restore): Add casts
21041 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
21042 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
21043 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21045 * config/s390/s390.c (code_for_builtin_64): Change to array of
21047 (code_for_builtin_31): Likewise.
21048 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21050 * config/sparc/sparc.c (sparc_override_options): Change value
21051 field in struct code_model to enum cmodel. In initializer change
21052 0 to NULL and add cast to enum type.
21054 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21055 Change all callers. Issue a -Wc++-compat warning using
21056 lhs_origtype if necessary.
21057 (convert_for_assignment): Issue -Wc++-compat warnings about
21058 invalid conversions to enum type on assignment.
21059 * c-common.h (build_modify_expr): Update declaration.
21061 2009-04-24 Nick Clifton <nickc@redhat.com>
21063 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21064 (function_arg_advance): Likewise.
21065 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21068 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21070 * config/s390/constraints.md ('I', 'J'): Fix condition.
21072 2009-04-24 Diego Novillo <dnovillo@google.com>
21074 * gengtype-parse.c (parse_error): Add newline after message.
21076 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21078 * config/i386/sse.md (avxmodesuffixs): Removed.
21079 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21080 (*avx_pinsr<ssevecsize>): This.
21082 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21084 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21085 follow chains of regs with a single definition, and allow expressions
21086 that are function_invariant_p.
21087 (simple_rhs_p): Allow expressions that are function_invariant_p.
21089 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21091 PR middle-end/39867
21092 * fold-const.c (fold_cond_expr_with_comparison): When folding
21093 > and >= to MAX, make sure the MAX uses the same type as the
21094 comparison's operands.
21096 2009-04-24 Nick Clifton <nickc@redhat.com>
21098 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
21099 addressing for DImode accesses.
21100 (frv_print_operand_address): Handle PLUS case.
21101 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
21103 2009-04-24 Jakub Jelinek <jakub@redhat.com>
21105 PR rtl-optimization/39794
21106 * alias.c (canon_true_dependence): Add x_addr argument.
21107 * rtl.h (canon_true_dependence): Adjust prototype.
21108 * cse.c (check_dependence): Adjust canon_true_dependence callers.
21109 * cselib.c (cselib_invalidate_mem): Likewise.
21110 * gcse.c (compute_transp): Likewise.
21111 * dse.c (scan_reads_nospill): Likewise.
21112 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
21113 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
21114 canon_base_addr of the group, plus optional offset.
21115 (struct group_info): Rename canon_base_mem to
21117 (get_group_info): Set canon_base_addr to canon_rtx of base, not
21118 canon_rtx of base_mem.
21120 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
21122 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
21123 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
21125 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21127 * config/spu/spu-builtins.h: Delete file.
21129 * config/spu/spu.h (enum spu_builtin_type): Move here from
21131 (struct spu_builtin_description): Likewise. Add GTY marker.
21132 Do not use enum spu_function_code or enum insn_code.
21133 (spu_builtins): Add extern declaration.
21135 * config/spu/spu.c: Do not include "spu-builtins.h".
21136 (enum spu_function_code, enum spu_builtin_type_index,
21137 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
21138 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
21139 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
21140 unsigned_V2DI_type_node): Move here from spu-builtins.h.
21141 (spu_builtin_types): Make static. Add GTY marker.
21142 (spu_builtins): Add extern declaration with GTY marker.
21143 Include "gt-spu.h".
21145 * config/spu/spu-c.c: Do not include "spu-builtins.h".
21146 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
21147 Check programmatically whether all parameters are scalar.
21149 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
21151 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
21153 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
21154 assignment from the constructor either if the target is volatile.
21156 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
21158 * config/arm/arm.md (insv): Do not share operands[0].
21160 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
21162 * config/vxlib-tls.c (active_tls_threads): Delete.
21163 (delete_hook_installed): New.
21164 (tls_delete_hook): Don't delete the delete hook.
21165 (tls_destructor): Delete it here.
21166 (__gthread_set_specific): Adjust installing the delete hook.
21167 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
21168 __gthread_leave_tsd_dtor_context.
21170 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
21172 * c-format.c (gcc_tdiag_char_table): Add support for %E.
21174 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
21176 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
21178 (alpha_rtx_costs): Ditto.
21179 (emit_unlikely_jump): Use add_reg_note.
21180 (emit_frame_store_1): Ditto.
21181 (alpha_expand_prologue): Ditto.
21182 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21183 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
21185 2009-04-23 Nick Clifton <nickc@redhat.com>
21187 * config/v850/v850.md (epilogue): Remove suppressed code.
21188 (return): Rename to return_simple and remove test of frame size.
21189 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
21190 to gen_return_simple.
21192 2009-04-22 Jing Yu <jingyu@google.com>
21195 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
21197 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21200 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
21201 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
21202 value is a VECTOR_CST, the element type is the element type of the
21205 2009-04-22 DJ Delorie <dj@redhat.com>
21207 * config/m32c/m32c.h: Update GTY annotations to new syntax.
21209 2009-04-22 Jakub Jelinek <jakub@redhat.com>
21211 * alias.c (find_base_term): Move around LO_SUM case, so that
21212 CONST falls through into PLUS/MINUS handling.
21215 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
21216 into 0, use omit_one_operand.
21218 2009-04-23 Ben Elliston <bje@au.ibm.com>
21220 * config/rs6000/linux-unwind.h (get_regs): Remove type
21221 puns. Change the type of `pc' to an array of unsigned ints and
21222 update all users. Constify frame24.
21224 2009-04-22 DJ Delorie <dj@redhat.com>
21226 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
21227 declarations before code.
21228 (current_function_special_page_vector): Likewise.
21229 (m32c_expand_insv): Silence a warning.
21231 2009-04-21 Taras Glek <tglek@mozilla.com>
21233 * alias.c: Update GTY annotations to new syntax.
21234 * basic-block.h: Likewise.
21235 * bitmap.h: Likewise.
21236 * c-common.h: Likewise.
21237 * c-decl.c: Likewise.
21238 * c-parser.c: Likewise.
21239 * c-pragma.c: Likewise.
21240 * c-tree.h: Likewise.
21241 * cfgloop.h: Likewise.
21242 * cgraph.h: Likewise.
21243 * config/alpha/alpha.c: Likewise.
21244 * config/arm/arm.h: Likewise.
21245 * config/avr/avr.h: Likewise.
21246 * config/bfin/bfin.c: Likewise.
21247 * config/cris/cris.c: Likewise.
21248 * config/darwin.c: Likewise.
21249 * config/frv/frv.c: Likewise.
21250 * config/i386/i386.c: Likewise.
21251 * config/i386/i386.h: Likewise.
21252 * config/i386/winnt.c: Likewise.
21253 * config/ia64/ia64.h: Likewise.
21254 * config/iq2000/iq2000.c: Likewise.
21255 * config/mips/mips.c: Likewise.
21256 * config/mmix/mmix.h: Likewise.
21257 * config/pa/pa.c: Likewise.
21258 * config/pa/pa.h: Likewise.
21259 * config/rs6000/rs6000.c: Likewise.
21260 * config/s390/s390.c: Likewise.
21261 * config/sparc/sparc.c: Likewise.
21262 * config/xtensa/xtensa.c: Likewise.
21263 * cselib.h: Likewise.
21264 * dbxout.c: Likewise.
21265 * dwarf2out.c: Likewise.
21266 * except.c: Likewise.
21267 * except.h: Likewise.
21268 * fixed-value.h: Likewise.
21269 * function.c: Likewise.
21270 * function.h: Likewise.
21271 * gimple.h: Likewise.
21272 * integrate.c: Likewise.
21273 * optabs.c: Likewise.
21274 * output.h: Likewise.
21275 * real.h: Likewise.
21277 * stringpool.c: Likewise.
21278 * tree-data-ref.c: Likewise.
21279 * tree-flow.h: Likewise.
21280 * tree-scalar-evolution.c: Likewise.
21281 * tree-ssa-address.c: Likewise.
21282 * tree-ssa-alias.h: Likewise.
21283 * tree-ssa-operands.h: Likewise.
21284 * tree.c: Likewise.
21285 * tree.h: Likewise.
21286 * varasm.c: Likewise.
21287 * varray.h: Likewise.
21289 * coretypes.h: Do not define GTY macro if it is already defined.
21290 * doc/gty.texi: Update GTY documentation to new syntax.
21291 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21292 annotations on structs.
21293 * gengtype-parse.c: Likewise.
21295 2009-04-22 Mark Heffernan <meheff@google.com>
21297 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21299 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21301 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21304 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21306 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21307 the same as a PLUS without a shift. Increase the cost of a
21310 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21312 * Makefile.in: Update dependencies.
21313 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21314 * errors.h: Remove bogus comment about compatibility.
21315 (warning): Update declaration.
21316 * genautomata.c: Update all calls to warning.
21317 * gimple.c: Do not include errors.h. Include toplev.h.
21318 * tree-ssa-structalias.c: Do not include errors.h.
21319 * omega.c: Likewise.
21320 * tree-ssa-reassoc.c: Likewise.
21321 * config/spu/spu-c.c: Likewise.
21322 * config/spu/t-spu-elf: Update dependencies.
21324 2009-04-22 Richard Guenther <rguenther@suse.de>
21326 PR tree-optimization/39824
21327 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21328 make sure the types are compatible.
21330 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21333 * c-common.c (c_parse_error): Take a token_flags parameter.
21334 Use token_type for the token type instead.
21335 Pass token_flags to cpp_type2name.
21336 * c-common.h (c_parse_error): Update declaration.
21337 * c-parser.c (c_parser_error): Pass 0 as token flags.
21339 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21341 PR rtl-optimization/39580
21342 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21344 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21346 * function.c (expand_function_end): Do not emit a jump to the "naked"
21347 return label for fall-through returns.
21348 * except.c (sjlj_emit_function_exit): Always place the call to the
21349 unregister function at the location installed by expand_function_end.
21351 2009-04-22 Richard Guenther <rguenther@suse.de>
21353 PR tree-optimization/39845
21354 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21355 (gen_inbound_check): Likewise.
21357 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21359 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21361 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21362 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21364 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21366 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21367 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21368 shift counts to avoid out-of-bounds array accesses.
21370 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21372 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21373 (Pmode): Move above.
21375 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21377 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21378 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21379 GET_CODE macro. Use IN_RANGE macro where appropriate.
21380 * config/alpha/alpha.h: Ditto.
21381 * config/alpha/alpha.md: Ditto.
21382 * config/alpha/constraints.md: Ditto.
21383 * config/alpha/predicates.md: Ditto.
21385 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21387 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21388 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21389 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21390 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21391 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21392 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21393 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21394 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21395 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21396 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21397 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21398 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21399 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21400 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21401 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21402 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21403 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21404 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21405 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21406 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21407 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21408 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21409 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21410 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21411 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21412 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21413 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21415 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21417 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21418 references from comments.
21419 * cfgbuild.c (count_basic_blocks): Delete.
21420 (find_basic_blocks_1): Delete.
21421 (find_basic_blocks): Delete.
21422 * except.c (finish_eh_generation): Make static. Move comment from
21423 except.h here. Remove find_basic_blocks references from comments.
21424 * except.h (finish_eh_generation): Delete.
21425 * basic-block.h (find_basic_blocks): Delete.
21426 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21428 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21430 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21431 (sdbout_parms): Likewise.
21433 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21435 * config/sh/sh.c (prepare_cbranch_operands): Use
21436 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21437 (expand_cbranchdi4): Likewise.
21438 (from_compare): Add cast to enum type.
21439 (expand_cbranchsi4): Use add_reg_note.
21440 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21441 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21442 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21443 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21444 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21445 instead of CODE_FOR_nothing.
21446 (cbranchdi4): Likewise. Fix the order of arguments for
21448 (push_fpscr): Use add_reg_note.
21449 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21450 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21452 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21454 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21455 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21456 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21457 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21458 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21459 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21460 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21461 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21462 config/alpha/x-vms, config/arc/t-arc,
21463 config/arm/README-interworking, config/arm/arm-c.c,
21464 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21465 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21466 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21467 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21468 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21469 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21470 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21471 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21472 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21473 config/cris/t-elfmulti, config/crx/t-crx,
21474 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21475 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21476 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21477 config/h8300/t-h8300, config/i386/athlon.md,
21478 config/i386/darwin-libgcc.10.4.ver,
21479 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21480 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21481 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21482 config/i386/t-linux64, config/i386/t-nwld,
21483 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21484 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21485 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21486 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21487 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21488 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21489 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21490 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21491 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21492 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21493 config/m68k/t-uclinux, config/mcore/t-mcore,
21494 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21495 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21496 config/mips/crtn.asm, config/mips/irix-crti.asm,
21497 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21498 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21499 config/mips/mips-fixed.md, config/mips/sb1.md,
21500 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21501 config/mips/t-iris6, config/mips/t-isa3264,
21502 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21503 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21504 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21505 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21506 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21507 config/mn10300/t-linux, config/mn10300/t-mn10300,
21508 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21509 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21510 config/picochip/libgccExtras/clzsi2.asm,
21511 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21512 config/rs6000/darwin-libgcc.10.4.ver,
21513 config/rs6000/darwin-libgcc.10.5.ver,
21514 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21515 config/rs6000/t-aix43, config/rs6000/t-aix52,
21516 config/rs6000/t-darwin, config/rs6000/t-fprules,
21517 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21518 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21519 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21520 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21521 config/rs6000/t-rtems, config/rs6000/t-spe,
21522 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21523 config/score/t-score-elf, config/sh/divcost-analysis,
21524 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21525 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21526 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21527 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21528 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21529 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21530 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21531 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21532 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21533 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21534 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21535 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21536 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21537 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21538 * config/h8300/genmova.sh: Include copyright and license notices
21539 in generated output.
21540 * config/h8300/mova.md: Regenerate.
21541 * doc/install.texi2html: Include word "Copyright" in copyright
21542 notice and use name "Free Software Foundation, Inc.".
21543 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21544 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21545 ChangeLog-2007, ChangeLog-2008: Correct dates.
21547 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21549 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21550 NE_EXPR operations as well.
21551 * c-parser.c (c_parser_condition): Do not set location information on
21553 (c_parser_conditional_expression): Likewise.
21554 (c_parser_binary_expression): Set location information on operators.
21555 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21556 TRUTH_NOT_EXPR has been folded.
21557 * fold-const.c (fold_truth_not_expr): Copy location information from
21558 the incoming expression to the outgoing one.
21559 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21560 recursive calls on the LHS of the operator but pass that of the
21561 operator to recursive calls on the RHS of the operator. Set it
21563 (shortcut_cond_expr): Set the locus of the operator on the second
21564 COND_EXPR and that of the expression on the first in degenerate cases.
21565 Pass the locus of the expression to calls to shortcut_cond_r.
21566 Set the locus of the 'then' block on the associated jump, if any.
21567 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21568 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21569 expression to call to gimplify_boolean_expr.
21571 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21573 * config.gcc: Add additional configuration for
21574 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21575 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21576 (CPP_SPEC): Redefine for allowing -municode option.
21577 (STARTFILE_SPEC): Likewise.
21578 * config/i386/t-mingw-w64: New.
21579 * config/i386/mingw-w64.opt: New.
21580 (municode): Add new target option.
21581 * doc/invoke.texi (municode): Add documentation for new option.
21583 2009-04-21 Ian Lance Taylor <iant@google.com>
21585 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21586 Correct test for number of arguments.
21587 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21589 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21591 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21592 argument of emit_library_call.
21594 2009-04-21 Richard Guenther <rguenther@suse.de>
21596 PR middle-end/39829
21597 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21598 inside VIEW_CONVERT_EXPRs.
21600 2009-04-21 Martin Jambor <mjambor@suse.cz>
21602 * tree-switch-conversion.c (build_constructors): Split a long line.
21603 (constructor_contains_same_values_p): New function.
21604 (build_one_array): Create assigns of constants if possible, do not
21605 call mark_sym_for_renaming, call update_stmt.
21606 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21607 make_rename_temp. Do not call mark_symbols_for_renaming, call
21609 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21610 find_new_referenced_vars, call update_stmt.
21611 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21612 instead of calling make_rename_temp. Do not call
21613 find_new_referenced_vars or mark_symbols_for_renaming, call
21616 2009-04-21 Richard Guenther <rguenther@suse.de>
21618 PR tree-optimization/39827
21619 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21620 (tree_ssa_phiprop): Pass the correct array size.
21622 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21624 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21626 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21629 * c-typeck.c (lvalue_p): Move declaration ...
21630 * c-common.h (lvalue_p): ... to here.
21631 * c-common.c (candidate_equal_p): New.
21632 (add_tlist): Use it.
21633 (merge_tlist): Use it.
21634 (warn_for_collisions_1): Likewise.
21635 (warning_candidate_p): Accept more candidates.
21636 (verify_tree): A warning candidate can be an expression. Use
21639 2009-04-21 Ben Elliston <bje@au.ibm.com>
21642 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21643 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21644 options. Remove -mcall-solaris documentation.
21646 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21649 * doc/invoke.texi (-Wlong-long): Update description.
21650 * c-lex (interpret_integer): Only warn if there was no previous
21651 overflow and -Wlong-long is enabled.
21652 * c-decl.c (declspecs_add_type): Drop redundant flags.
21653 * c.opt (Wlong-long): Init to -1.
21654 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21655 and front-end warn_long_long. Wlong-long only depends on other
21656 flags if it is uninitialized.
21657 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21658 the same for CPP and FE.
21659 (restore_extension_diagnostics): Likewise.
21661 2009-04-20 Ian Lance Taylor <iant@google.com>
21663 Fix enum conversions which are invalid in C++:
21664 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21665 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21666 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21667 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21668 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21669 (dbxout_parms): Likewise.
21670 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21671 (df_clear_flags): Likewise.
21672 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21673 top_flag parameter to int.
21674 (df_chain_create_bb_process_use): Likewise.
21675 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21677 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21678 (df_ref_create_structure, df_def_record_1): Likewise.
21679 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21680 (df_notes_rescan): Change 0 to VOIDmode in function call.
21681 (df_get_call_refs, df_insn_refs_collect): Likewise.
21682 (df_bb_regs_collect): Likewise.
21683 (df_entry_block_defs_collect): Likewise.
21684 (df_exit_block_uses_collect): Likewise.
21685 * df.h: Update declarations.
21686 * double-int.c (double_int_divmod): Add cast to enum type.
21687 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21688 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21689 (based_loc_descr): Likewise.
21690 (loc_descriptor_from_tree_1): Change first_op and second_op to
21691 enum dwarf_location_atom. Add cast to enum type.
21692 * expmed.c (init_expmed): Change 0 to SET in function call.
21693 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21694 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21695 (do_store_flag): Likewise.
21696 * fixed-value.h (struct fixed_value): Change mode to enum
21698 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21699 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21701 (insert_insn_decl, insert_decl, insert_state): Likewise.
21702 (automata_list_finish): Likewise.
21703 * genrecog.c (process_define_predicate): Add cast to enum type.
21704 * gensupport.c (init_predicate_table): Add cast to enum type.
21705 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21707 (gimple_build_call_1, gimple_build_label): Likewise.
21708 (gimple_build_goto, gimple_build_asm_1): Likewise.
21709 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21710 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21711 (enum fallback): Rename from enum fallback_t.
21712 (fallback_t): Typedef as int.
21713 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21714 GSI_SAME_STMT in function call.
21715 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21717 (setup_reg_class_relations): Likewise.
21718 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21719 (setup_prohibited_class_mode_regs): Add cast to enum type.
21720 (setup_prohibited_mode_move_regs): Likewise.
21721 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21722 (record_address_regs): Change i to enum reg_class.
21723 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21724 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21725 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21726 (GET_MODE_2XWIDER_MODE): Likewise.
21727 (GET_CLASS_NARROWEST_MODE): Likewise.
21728 * omp-low.c (expand_omp_for): Add cast to enum type.
21729 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21730 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21731 * postreload.c (reload_cse_simplify_operands): Change rclass local
21733 * predict.c (combine_predictions_for_insn): Change best_predictor
21734 and predictor to enum br_predictor.
21735 (combine_predictions_for_bb): Likewise.
21736 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21737 use SET_PREDICT_EXPR_OUTCOME.
21738 * real.c (real_arithmetic): Change icode to code in function call.
21739 * reginfo.c (init_move_cost): Add casts to enum type.
21740 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21741 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21743 * reload.c (find_valid_class): Add casts to enum type.
21744 (push_reload): Change 0 to NO_REGS in function call.
21745 (find_reloads): Change this_alternative to array of enum
21746 reg_class. Remove some now-unnecessary casts.
21747 (make_memloc): Change 0 to VOIDmode in function call.
21748 * reload1.c (reload): Change 0 to VOIDmode in function call.
21749 (eliminate_regs_1, elimination_effects): Likewise.
21750 (eliminate_regs_in_insn): Likewise.
21751 (emit_input_reload_insns): Add cast to enum type.
21752 (delete_output_reload): Change 0 to VOIDmode in function call.
21753 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21754 to enum type in function call.
21755 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21756 (SET_PREDICT_EXPR_OUTCOME): Define.
21757 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21758 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21759 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21760 (dump_function): Likewise.
21761 * tree-dump.h: Update declarations.
21762 * tree-pass.h: Update declarations.
21763 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21764 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21766 (arm_rtx_costs_1): Correct parenthesization.
21767 (arm_rtx_costs): Add casts to enum type.
21768 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21769 (vfp_emit_fstmd): Use add_rg_note.
21770 (emit_multi_reg_push, emit_sfm): Likewise.
21771 (thumb_set_frame_pointer): Likewise.
21772 (arm_expand_prologue): Likewise.
21773 (arm_regno_class): Change return type to enum reg_class.
21774 (thumb1_expand_prologue): Use add_reg_note.
21775 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21776 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21778 * config/arm/gentune.sh: Add cast to enum type.
21779 * config/arm/arm-tune.md: Rebuild.
21780 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21781 (ix86_split_fp_branch, predict_jump): Likewise.
21782 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21783 insn_code to enum rtx_code.
21784 (ix86_builtin_vectorized_function): Add cast to enum type.
21785 * config/i386/i386.md (truncdfsf2): Change slot to enum
21787 (truncxf<mode>2, isinf<mode>2): Likewise.
21788 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21790 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21791 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21792 (insert_bundle_state): Change 1 to INSERT in function call.
21793 (ia64_add_bundle_selector_before): Likewise.
21794 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21795 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21796 (restore_stack_nonlocal): Likewise.
21797 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21799 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21801 (mips_rtx_costs): Likewise.
21802 (mips_override_options): Add casts to enum type.
21803 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21805 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21806 (store_reg, set_reg_plus_d): Likewise.
21807 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21808 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21810 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21812 (emit_unlikely_jump): Use add_reg_note.
21813 (rs6000_emit_allocate_stack): Likewise.
21814 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21815 (output_toc): Change 1 to INSERT in function call.
21816 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21817 (rs6000_initialize_trampoline): Likewise.
21818 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21820 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21821 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21822 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21823 (save_gprs): Use add_reg_note.
21824 (s390_emit_prologue): Likewise.
21825 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21826 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21827 (sparc_fold_builtin): Add cast to enum type.
21828 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21830 (spu_expand_prologue): Use add_reg_note.
21831 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21833 2009-04-20 Ian Lance Taylor <iant@google.com>
21835 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21836 (c_parser_postfix_expression_after_primary): Get VEC for list of
21837 arguments. Get original types of arguments. Call
21838 build_function_call_vec.
21839 (cached_expr_list_1, cached_expr_list_2): New static variables.
21840 (c_parser_expr_list): Change return type to VEC *. Add
21841 p_orig_types parameter. Change all callers.
21842 (c_parser_release_expr): New static function.
21843 (c_parser_vec_to_tree_list): New static function.
21844 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21845 call build_function_call_vec.
21846 (build_function_call_vec): New function, based on old
21847 build_function_call.
21848 (convert_arguments): Remove nargs and argarray parameters. Change
21849 values to a VEC. Add origtypes parameter.
21850 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21851 (convert_for_assignment): Add origtype parameter. Change all
21852 callers. If warn_cxx_compat, check for conversion to an enum
21853 type when calling a function.
21854 (store_init_value): Add origtype parameter. Change all callers.
21855 (digest_init): Likewise.
21856 (struct init_node): Add origtype field.
21857 (add_pending_init): Add origtype parameter. Change all callers.
21858 (output_init_element): Likewise.
21859 (output_pending_init_elements): Pass origtype from init_node to
21860 output_init_element.
21861 (process_init_element): Pass origtype from c_expr to
21862 output_init_element.
21863 (c_finish_return): Add origtype parameter. Change all callers.
21864 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21866 (sync_resolve_params): Likewise.
21867 (sync_resolve_return): Change params to first_param. Change caller.
21868 (resolve_overloaded_builtins): Change params to VEC *. Change
21869 callers. Save first parameter around call to build_function_call_vec.
21870 * c-decl.c (finish_decl): Add origtype parameter. Change all
21871 callers. Call build_function_call_vec rather than
21872 build_function_call for cleanup.
21873 * c-tree.h: Update declarations.
21874 * c-common.h: Update declarations.
21875 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21876 params to first_param.
21877 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21878 params parameter from tree to void *.
21879 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21880 Change arglist parameter to have type void *, and to be a pointer
21882 * config/rs6000/rs6000-protos.h
21883 (altivec_resolve_overloaded_builtin): Update declaration.
21884 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21885 fnargs parameter to have type void *, and to be a pointer to a
21886 VEC. Call build_function_call_vec instead of
21887 build_function_call.
21888 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21890 2009-04-20 Joey Ye <joey.ye@intel.com>
21891 Xuepeng Guo <xuepeng.guo@intel.com>
21892 H.J. Lu <hongjiu.lu@intel.com>
21894 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21896 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21897 (IX86_LEA_PRIORITY): Likewise.
21898 (distance_non_agu_define): New function.
21899 (distance_agu_use): Likewise.
21900 (ix86_lea_for_add_ok): Likewise.
21901 (ix86_dep_by_shift_count): Likewise.
21903 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21904 should split for LEA.
21906 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21908 (ix86_dep_by_shift_count): Likewise.
21910 2009-04-20 Richard Guenther <rguenther@suse.de>
21912 * expr.c (handled_component_p): Move ...
21913 * tree.h (handled_component_p): ... here.
21914 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21915 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21916 and REALPART_EXPR to be in one group.
21918 2009-04-20 Richard Guenther <rguenther@suse.de>
21920 * basic-block.h (get_all_dominated_blocks): Declare.
21921 * dominance.c (get_all_dominated_blocks): New function.
21922 * tree-cfg.c (get_all_dominated_blocks): Remove.
21923 (remove_edge_and_dominated_blocks): Adjust.
21924 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21925 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21926 instead of recursing.
21928 2009-04-20 Doug Kwan <dougkwan@google.com>
21930 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21931 (struct cgraph_node_set_def): New type.
21932 (cgraph_node_set) New type. Also declare vector functions.
21933 (struct cgraph_node_set_element_def): New type.
21934 (cgraph_node_set_element): Ditto.
21935 (cgraph_node_set_iterator): New iterator type.
21936 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21937 cgraph_node_set_remove, dump_cgraph_node_set,
21938 debug_cgraph_node_set): New prototypes.
21939 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21940 cgraph_node_set_size): New inlines.
21941 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21942 including cgraph.h.
21943 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21944 argument to function 'write_summary'.
21945 * ipa.c: Include ggc.h.
21946 (hash_cgraph_node_set_element,
21947 eq_cgraph_node_set_element, cgraph_node_set_new,
21948 cgraph_node_set_add, cgraph_node_set_remove,
21949 cgraph_node_set_find, dump_cgraph_node_set,
21950 debug_cgraph_node_set): New functions.
21951 * Makefile.in (ipa.o): Add dependency on GGC_H.
21953 2009-04-20 Ira Rosen <irar@il.ibm.com>
21955 PR tree-optimization/39675
21956 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21957 check of the return code of vect_schedule_slp. Check that
21958 stmt_vec_info still exists for the statement, before checking its
21959 vectorization type.
21961 2009-04-20 Michael Matz <matz@suse.de>
21963 * Makefile.in (generated_files): Take out $(simple_generated_c).
21965 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21967 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21968 (UINTPTR_TYPE): Likewise.
21970 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21973 * c-typeck.c (digest_init): Check for initializing an array with a
21976 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21979 * c-semantics.c (pop_stmt_list): Propagate
21980 STATEMENT_LIST_HAS_LABEL to parent statement list.
21982 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21984 * config/mips/mips.h (mips_tune_attr): New macro.
21985 * config/mips/mips.md (cpu): Use it.
21987 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21990 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21993 2009-04-19 Diego Novillo <dnovillo@google.com>
21995 * toplev.c (compile_file): Move call to coverage_finish ...
21996 * cgraphunit.c (ipa_passes): ... here.
21997 Call cgraph_process_new_functions.
21998 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21999 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
22001 2009-04-19 Jan Hubicka <jh@suse.cz>
22003 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
22005 (dump_cgraph_node): Dump can throw external flag.
22006 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
22008 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22012 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
22013 * common.opt (Wlogical-op): Move from here...
22014 * c.opt (Wlogical-op): ... to here.
22015 * c-typeck.c (parser_build_binary_op): Update call to
22016 warn_logical_operator.
22017 * c-opts.c (c_common_post_options): Enable warn_logical_op with
22019 * c-common.c (warn_logical_op): Update.
22020 * c-common.h (warn_logical_op): Update declaration.
22022 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
22024 * tree.c (protected_set_expr_location): Fix formatting.
22026 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22029 * c-typeck.c (readonly_warning): new.
22030 (build_unary_op, build_modify_expr): Use readonly_warning for
22031 storing into something readonly but not const-qualified.
22033 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22036 * c-typeck.c (build_unary_op): Check for taking address of
22037 expression of type void.
22039 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22042 * c-typeck.c (build_function_call): Check for calling a function
22043 with qualified void return types. Call require_complete_type when
22046 2009-04-18 Jan Hubicka <jh@suse.cz>
22048 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22050 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22051 can_throw_external flag.
22052 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22053 * ipa-pure-const.c (ignore_edge): New function.
22054 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22055 only over can_throw_external edges.
22056 (local_pure_const): Add nothrow flag.
22057 * ipa-utils.c (searchc): Add ignore_edge callback.
22058 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22059 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22060 (set_nothrow_function_flags): Update cgraph.
22061 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22063 2009-04-18 Richard Guenther <rguenther@suse.de>
22065 PR middle-end/39804
22066 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22067 (fold_stmt): ... this and ...
22068 (fold_stmt_inplace): ... this.
22069 (fold_stmt_1): Fold references in calls and asms.
22070 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22072 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22074 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22075 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22077 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22079 * tree.c (function_args_count): Remove.
22080 * tree.h: Remove the prototype for function_args_count.
22082 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22084 * tree-iterator.c (expr_only): Remove.
22085 * tree.h: Remove the prototype for expr_only.
22087 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22089 * reginfo.c (cannot_change_mode_set_regs): Remove.
22090 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
22092 2009-04-08 Anatoly Sokolov <aesok@post.ru>
22094 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
22095 whether operands 0 and 1 overlaps.
22097 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22099 PR middle-end/36902
22100 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
22101 pointer. Use warning_at instead of warning.
22102 (search_for_addr_array): Likewise.
22103 (check_array_bounds): Likewise.
22104 (check_all_array_refs): Check that the incoming edge is not in the
22105 list of edges to be removed.
22106 (check_all_array_refs): Avoid the temporal pointer.
22107 (vrp_visit_cond_stmt): Fix typo.
22108 (simplify_switch_using_ranges): Handle the case where the switch
22109 index is an integer constant.
22111 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
22113 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
22115 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22117 * doc/extend.texi, doc/invoke.texi: Fix typos.
22119 2009-04-17 Cary Coutant <ccoutant@google.com>
22121 * tree-flow-inline.h (get_lineno): Fix inverted test.
22123 2009-04-17 Diego Novillo <dnovillo@google.com>
22125 * tree-ssa-pre.c (create_expression_by_pieces): Remove
22126 assertion for AVAIL_OUT.
22128 2009-04-17 Mike Frysinger <vapier@gentoo.org>
22131 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
22132 * config/sh/linux-atomic.asm: Likewise.
22134 2009-04-17 Diego Novillo <dnovillo@google.com>
22136 * except.c (debug_eh_tree): New.
22137 (struct eh_region, struct eh_status): Move ...
22138 * except.h: ... here.
22139 (add_type_for_runtime): Declare extern.
22140 (lookup_type_for_runtime): Likewise.
22141 (debug_eh_tree): Declare.
22142 * Makefile.in (GTFILES): List except.h before except.c
22144 2009-04-17 Diego Novillo <dnovillo@google.com>
22146 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
22147 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
22148 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
22149 (find_vars_r): ... here.
22150 * tree-flow.h (find_referenced_vars_in): Declare.
22151 * tree-ssa-pre.c (create_expression_by_pieces): Assert
22152 that AVAIL_OUT exists for BLOCK.
22153 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
22154 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
22155 (tree-parloops.o): Likewise.
22157 2009-04-17 Simon Baldwin <simonb@google.com>
22159 * toplev.c (default_tree_printer): Add handling for %E format.
22161 2009-04-17 Diego Novillo <dnovillo@google.com>
22163 * tree-pretty-print.c (dump_generic_node): Add break after
22164 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
22165 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
22166 FUNCTION_TYPE together. Call print_struct_decl when printing
22167 structures and TDF_SLIM is not given.
22168 (print_struct_decl): Fix logic for detecting recursion.
22170 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22173 * gcc.c (create_at_file): New.
22174 (compile_input_file_p): New.
22175 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
22176 * main.c (main): Update call to toplev_main.
22177 * toplev.c (toplev_main): Change signature. Call expandargv.
22178 * toplev.h (toplev_main): Change signature.
22180 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22182 * dwarf2out.c (field_byte_offset): Use the type size as the field size
22183 if the latter is not constant.
22185 2009-04-17 David Edelsohn <edelsohn@gnu.org>
22187 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
22189 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22191 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
22192 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
22194 2009-04-17 Richard Guenther <rguenther@suse.de>
22196 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22197 Handle component references view-converting an invariant address.
22199 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
22201 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
22202 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
22203 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
22204 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
22205 Use @deftypevr rather than @deftypevar.
22207 2009-04-17 Richard Guenther <rguenther@suse.de>
22209 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
22210 (get_prop_source_stmt): Likewise.
22211 (can_propagate_from): Likewise.
22213 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
22215 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
22216 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
22217 (--with-multilib-list): Add default value.
22218 * configure: Regenerate.
22219 * Makefile.in (TM_ENDIAN_CONFIG): Define.
22220 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
22221 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
22222 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
22223 Don't add default cpu to multilib list unnecessarily, but do enable
22224 the relevant compiler option..
22225 Add support for --with-multilib-list=<blank> and
22226 --with-multilib-list=!<somelib> to supress unwanted multilibs.
22227 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
22228 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
22229 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
22230 TM_MULTILIB_CONFIG.
22231 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
22232 (MULTILIB_OSDIRNAMES): New variable.
22233 * config/sh/t-1e: Delete file.
22234 * config/sh/t-mlib-sh1: Delete file.
22235 * config/sh/t-mlib-sh2: Delete file.
22236 * config/sh/t-mlib-sh2a: Delete file.
22237 * config/sh/t-mlib-sh2a-nofpu: Delete file.
22238 * config/sh/t-mlib-sh2a-single: Delete file.
22239 * config/sh/t-mlib-sh2a-single-only: Delete file.
22240 * config/sh/t-mlib-sh2e: Delete file.
22241 * config/sh/t-mlib-sh3e: Delete file.
22242 * config/sh/t-mlib-sh4: Delete file.
22243 * config/sh/t-mlib-sh4-nofpu: Delete file.
22244 * config/sh/t-mlib-sh4-single: Delete file.
22245 * config/sh/t-mlib-sh4-single-only: Delete file.
22246 * config/sh/t-mlib-sh4a: Delete file.
22247 * config/sh/t-mlib-sh4a-nofpu: Delete file.
22248 * config/sh/t-mlib-sh4a-single: Delete file.
22249 * config/sh/t-mlib-sh4a-single-only: Delete file.
22250 * config/sh/t-mlib-sh4al: Delete file.
22251 * config/sh/t-mlib-sh5-32media: Delete file.
22252 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22253 * config/sh/t-mlib-sh5-64media: Delete file.
22254 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22255 * config/sh/t-mlib-sh5-compact: Delete file.
22256 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22257 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22258 * doc/install.texi (Options specification): Add
22259 --with-multilib-list and --with-endian.
22261 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22263 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22265 (OBJS-common): Add plugin-version.o.
22266 (plugin-version.o): New.
22267 * gcc-plugin.h (plugin_gcc_version): New.
22268 (plugin_default_version_check): New.
22269 (plugin_init_func, plugin_init): Add version argument.
22270 * plugin-version.c: New.
22271 * plugin.c (str_plugin_gcc_version_name): New.
22272 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22273 pass it to the init function.
22274 (plugin_default_version_check): New.
22276 2009-04-17 Richard Guenther <rguenther@suse.de>
22278 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22279 for decl-vs-decl disambiguation.
22281 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22283 * config/s390/s390.h (s390_tune_attr): New macro definition.
22284 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22286 2009-04-17 Richard Guenther <rguenther@suse.de>
22288 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22289 (fold_stmt_r): Likewise.
22290 (maybe_fold_reference): New function.
22291 (fold_gimple_assign): Handle cases fold_stmt_r did.
22292 (fold_stmt): Do not use fold_stmt_r.
22293 (fold_stmt_inplace): Likewise.
22295 2009-04-17 Richard Guenther <rguenther@suse.de>
22297 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22298 (record_equivalences_from_stmt): Remove useless checks and
22300 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22301 the type is already suitable.
22303 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22305 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22307 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22309 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22310 (CMPtype): Define as __gcc_CMPtype.
22312 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22314 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22315 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22317 2009-04-17 Richard Guenther <rguenther@suse.de>
22319 PR tree-optimization/39746
22320 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22321 special-casing for builtins and static variable use/def.
22322 (call_may_clobber_ref_p_1): Likewise.
22324 2009-04-16 Ian Lance Taylor <iant@google.com>
22326 * df.h: Include "timevar.h".
22327 (struct df_problem): Change tv_id field to timevar_id_t.
22328 * tree-pass.h: Include "timevar.h".
22329 (struct opt_pass): Change tv_id field to timevar_id_t.
22330 * timevar.h (timevar_id_t): Define TV_NONE.
22331 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22332 TV_NONE rather than tv_id != 0.
22333 (execute_one_pass): Likewise.
22334 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22335 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22336 dependencies to $(TREE_PASS_H).
22337 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22339 (pass_branch_target_load_optimize2): Likewise.
22340 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22341 (pass_outof_cfg_layout_mode): Likewise.
22342 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22343 (pass_rebuild_cgraph_edges): Likewise.
22344 (pass_remove_cgraph_callee_edges): Likewise.
22345 * df-core.c (pass_df_initialize_opt): Likewise.
22346 (pass_df_initialize_no_opt): Likewise.
22347 (pass_df_finish): Likewise.
22348 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22349 * except.c (pass_set_nothrow_function_flags): Likewise.
22350 (pass_convert_to_eh_region_ranges): Likewise.
22351 * final.c (pass_compute_alignments): Likewise.
22352 * function.c (pass_instantiate_virtual_regs): Likewise.
22353 (pass_init_function): Likewise.
22354 (pass_leaf_regs): Likewise.
22355 (pass_match_asm_constraints): Likewise.
22356 * gimple-low.c (pass_lower_cf): Likewise.
22357 (pass_mark_used_blocks): Likewise.
22358 * init-regs.c (pass_initialize_regs): Likewise.
22359 * integrate.c (pass_initial_value_sets): Likewise.
22360 * ira.c (pass_ira): Likewise.
22361 * jump.c (pass_cleanup_barriers): Likewise.
22362 * omp-low.c (pass_expand_omp): Likewise.
22363 (pass_lower_omp): Likewise.
22364 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22365 * recog.c (pass_split_all_insns): Likewise.
22366 (pass_split_after_reload): Likewise.
22367 (pass_split_before_regstack): Likewise.
22368 (pass_split_before_sched2): Likewise.
22369 (pass_split_for_shorten_branches): Likewise.
22370 * reginfo.c (pass_reginfo_init): Likewise.
22371 (pass_subregs_of_mode_init): Likewise.
22372 (pass_subregs_of_mode_finish): Likewise.
22373 * passes.c (pass_postreload): Likewise.
22374 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22375 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22376 (pass_warn_function_return): Likewise.
22377 (pass_warn_function_noreturn): Likewise.
22378 * tree-complex.c (pass_lower_complex): Likewise.
22379 (pass_lower_complex_O0): Likewise.
22380 * tree-if-conv.c (pass_if_conversion): Likewise.
22381 * tree-into-ssa.c (pass_build_ssa): Likewise.
22382 * tree-mudflap.c (pass_mudflap_1): Likewise.
22383 (pass_mudflap_2): Likewise.
22384 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22385 (pass_mudflap_2): Likewise.
22386 * tree-nrv.c (pass_return_slot): Likewise.
22387 * tree-object-size.c (pass_object_sizes): Likewise.
22388 * tree-optimize.c (pass_all_optimizations): Likewise.
22389 (pass_early_local_passes): Likewise.
22390 (pass_all_early_optimizations): Likewise.
22391 (pass_cleanup_cfg): Likewise.
22392 (pass_cleanup_cfg_post_optimizing): Likewise.
22393 (pass_free_datastructures): Likewise.
22394 (pass_free_cfg_annotations): Likewise.
22395 (pass_fixup_cfg): Likewise.
22396 (pass_init_datastructures): Likewise.
22397 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22398 (pass_late_warn_uninitialized): Likewise.
22399 (pass_update_address_taken): Likewise.
22400 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22401 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22402 (pass_cse_sincos): Likewise.
22403 (pass_convert_to_rsqrt): Likewise.
22404 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22405 * tree-stdarg.c (pass_stdarg): Likewise.
22406 * tree-tailcall.c (pass_tail_recursion): Likewise.
22407 (pass_tail_calls): Likewise.
22408 * tree-vect-generic.c (pass_lower_vector): Likewise.
22409 (pass_lower_vector_ssa): Likewise.
22410 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22412 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22414 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22416 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22418 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22419 logical and signext.
22421 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22424 * config/sh/predicates.md (arith_operand): Check if the operand
22425 of TRUNCATE is a REG.
22427 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22429 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22430 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22432 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22434 * tree-iterator.c (tsi_split_statement_list_after,
22435 tsi_split_statement_list_before): Remove.
22436 * tree-iterator.h: Remove the prototypes for
22437 tsi_split_statement_list_after and tsi_split_statement_list_before.
22439 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22441 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22442 * tree-ssa-propagate.h: Remove the prototype for
22443 stmt_makes_single_load.
22445 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22447 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22448 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22450 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22452 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22454 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22456 * except.c (eh_region_outer_p): Remove.
22457 * except.h: Remove the prototype for eh_region_outer_p.
22459 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22461 * function.c (current_function_assembler_name): Remove.
22462 * function.h: Remove the prototype for
22463 current_function_assembler_name.
22465 2009-04-16 Ian Lance Taylor <iant@google.com>
22467 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22468 (add_reg_note): Call alloc_reg_note.
22469 * rtl.h (alloc_reg_note): Declare.
22470 * combine.c (try_combine): Use alloc_reg_note.
22471 (recog_for_combine, move_deaths): Likewise.
22472 (distribute_notes): Use alloc_reg_note and add_reg_note.
22473 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22474 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22475 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22477 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22479 PR rtl-optimization/39762
22480 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22481 ira_may_move_out_cost): Add comments about way of their usage.
22482 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22484 * ira-conflicts.c (process_regs_for_copy): Use function
22485 ira_get_register_move_cost instead of global
22486 ira_register_move_cost.
22488 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22489 color_pass, move_spill_restore, update_curr_costs): Ditto.
22491 * ira-lives.c (process_single_reg_class_operands): Ditto.
22493 * ira-emit.c (emit_move_list): Ditto.
22495 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22496 (record_reg_classes): Ditto. Use functions
22497 ira_get_register_move_cost and ira_get_may_move_cost instead of
22498 global vars ira_register_move_cost, ira_may_move_out_cost and
22499 ira_may_move_in_cost.
22500 (record_address_regs): Don't call ira_init_register_move_cost.
22501 Use function ira_get_may_move_cost instead of global
22502 ira_may_move_in_cost.
22503 (process_bb_node_for_hard_reg_moves): Use function
22504 ira_get_register_move_cost instead of global ira_register_move_cost.
22505 (ira_costs): Don't call ira_init_register_move_cost.
22507 2009-04-16 Richard Guenther <rguenther@suse.de>
22509 * tree-cfg.c (verify_gimple_assign_binary):
22510 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22511 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22512 (create_general_new_stmt): Note that this function is broken.
22514 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22516 * common.opt (fhelp): Add Var(help_flag).
22517 * gcc-plugin.h (plugin_info): Add help.
22518 * plugin.c (plugin_name_args): Add help.
22519 (register_plugin_info): Set plugin->help.
22520 (print_help_one_plugin): New.
22521 (print_plugins_help): New.
22522 * plugin.h (print_plugins_help): New.
22523 * toplev.c (toplev_main): Call print_plugins_help if needed.
22525 2009-04-16 Richard Guenther <rguenther@suse.de>
22527 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22528 (gimple_ior_addresses_taken_1): New function.
22529 (gimple_ior_addresses_taken): Likewise.
22530 * gimple.h (struct gimple_statement_with_ops_base): Remove
22531 addresses_taken member.
22532 (gimple_ior_addresses_taken): Declare.
22533 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22534 gimple_set_addresses_taken): Remove.
22535 * ipa-reference.c (mark_address): New function.
22536 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22537 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22538 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22539 (gimple_add_to_addresses_taken): Remove.
22540 (get_tmr_operands): Call mark_address_taken.
22541 (get_asm_expr_operands): Likewise.
22542 (get_expr_operands): Likewise.
22543 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22544 (free_stmt_operands): Do not free it.
22545 * tree-ssa.c (delete_tree_ssa): Likewise.
22546 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22548 2009-04-16 Richard Guenther <rguenther@suse.de>
22550 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22551 (walk_stmt_load_store_ops): Likewise.
22552 * gimple.c (get_base_loadstore): New function.
22553 (walk_stmt_load_store_addr_ops): Likewise.
22554 (walk_stmt_load_store_ops): Likewise.
22555 * ipa-pure-const.c (check_op): Simplify.
22556 (check_load, check_store): New functions.
22557 (check_stmt): Use walk_stmt_load_store_ops.
22558 * ipa-reference.c (mark_load): Adjust signature.
22559 (mark_store): Likewise.
22560 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22562 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22564 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22565 (plugin_info): New.
22566 * opts.c (common_handle_option): Don't call print_version.
22567 * plugin.c (plugin_name_args): Add version.
22568 (register_plugin_info): New.
22569 (register_callback): Handle PLUGIN_INFO.
22570 (try_init_one_plugin): New.
22571 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22573 (finalize_one_plugin): New.
22574 (finalize_plugins): New.
22575 (print_one_plugin): New.
22576 (print_plugins_versions): New.
22577 * plugin.h (print_plugins_versions): New.
22578 (finalize_plugins): New.
22579 * toplev.c (compile_file): Don't call initialize_plugins.
22580 (print_version): Call print_plugins_versions.
22581 (toplev_main): Call initialize_plugins. Print version if needed.
22582 Call finalize_plugins.
22584 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22586 * common.opt (fversion): New.
22587 * gcc.c (print_version): New.
22588 (process_command): Don't print the version. Just set print_version.
22589 (main): Print version. Call subprocesses if print_version and
22590 verbose_flag are set.
22591 * opts.c (common_handle_option): Handle OPT_fversion.
22593 2009-04-16 Richard Guenther <rguenther@suse.de>
22594 Ira Rosen <irar@il.ibm.com>
22596 PR tree-optimization/39698
22597 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22598 type of the reduction variable. Only generate the def if
22601 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22602 make sure to first convert to an integer of the same precision.
22603 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22604 the type of the evolution correctly in computing the new
22605 induction variable base.
22607 2009-04-16 Richard Guenther <rguenther@suse.de>
22609 PR middle-end/39625
22610 * tree-cfg.c (make_blocks): Split statements with to-be
22611 abnormal SSA names on the lhs.
22613 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22615 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22616 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22617 * c-typeck.c (really_start_incremental_init): Likewise.
22618 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22619 (TARGET_INITIALIZER): Remove it.
22620 * target.h (struct target): Remove vector_opaque_p.
22621 * tree.c (build_opaque_vector_type): New.
22622 * tree.h (TYPE_VECTOR_OPAQUE): New.
22623 (build_opaque_vector_type): Declare.
22624 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22625 * config/rs6000/rs6000.c (build_opaque_vector_type,
22626 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22627 (rs6000_init_builtins): Use build_opaque_vector_type for
22628 opaque_V4SI_type_node.
22630 2009-04-15 Catherine Moore <clm@codesourcery.com>
22632 * debug.h (set_name): Declare.
22633 * dwarf2out.c (dwarf2out_set_name): Declare.
22634 (dwarf2_debug_hooks): Add set_name.
22635 (find_AT_string): New.
22636 (add_AT_string): Call find_AT_string.
22637 (dwarf2out_set_name): New.
22638 * cp/decl.c (grokdeclarator): Call set_name.
22639 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22640 * debug.c (do_nothing_debug_hooks): Likewise.
22641 * dbxout.c (dbx_debug_hooks): Likewise.
22642 * sdbout.c (sdb_debug_hooks): Likewise.
22644 2009-04-15 Michael Eager <eager@eagercon.com>
22646 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22647 reg for single-precision FPU.
22648 * config/rs6000/rs6000.md (movsi_internal1): Only for
22649 !TARGET_SINGLE_FPU.
22650 (movsi_internal1_single): New. Add pattern to move SI values to/from
22651 single-precision FP regs.
22653 2009-04-15 Richard Guenther <rguenther@suse.de>
22655 * omp-low.c (lower_rec_input_clauses): Build correct address
22657 (expand_omp_for_generic): Fix multiplication type.
22658 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22659 (generate_memset_zero): Fix types.
22660 * tree-profile.c (prepare_instrumented_value): Correctly
22663 2009-04-15 Ian Lance Taylor <iant@google.com>
22665 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22666 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22667 for -Wall and for -Wc++-compat.
22668 (c_common_post_options): For C++, set warn_enum_compare if not
22670 * c-tree.h (struct c_expr): Add field original_type.
22671 (build_external_ref): Update declaration.
22672 * c-parser.c (c_parser_braced_init): Set original_type.
22673 (c_parser_initelt): Likewise.
22674 (c_parser_expr_no_commas): Likewise.
22675 (c_parser_conditional_expression): Likewise.
22676 (c_parser_cast_expression): Likewise.
22677 (c_parser_unary_expression): Likewise. Pull setting of
22678 original_code to top of function.
22679 (c_parser_sizeof_expression): Set original_type.
22680 (c_parser_alignof_expression): Likewise.
22681 (c_parser_postfix_expression): Likewise. Pull setting of
22682 original_code to top of function.
22683 (c_parser_postfix_expression_after_paren_type): Set original_type.
22684 (c_parser_postfix_expression_after_primary): Likewise.
22685 (c_parser_expression): Likewise.
22686 * c-typeck.c (build_external_ref): Add type parameter. Change all
22688 (c_expr_sizeof_expr): Set original_type field.
22689 (parser_build_unary_op): Likewise.
22690 (parser_build_binary_op): Likewise. Optionally warn about
22691 comparisons of enums of different types.
22692 (digest_init): Set original_type field.
22693 (really_start_incremental_init): Likewise.
22694 (push_init_level, pop_init_level): Likewise.
22695 * doc/invoke.texi (Warning Options): -Wenum-compare now
22698 2009-04-15 Richard Guenther <rguenther@suse.de>
22700 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22701 out a necessary conversion.
22702 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22703 names we didn't value number.
22704 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22706 2009-04-15 Richard Guenther <rguenther@suse.de>
22708 PR tree-optimization/39764
22709 * tree-ssa-ccp.c (get_value): Canonicalize value with
22710 canonicalize_float_value.
22712 2009-04-15 Jan Hubicka <jh@suse.cz>
22714 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22715 Wrong version of patch.
22717 2009-04-15 Jan Hubicka <jh@suse.cz>
22719 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22721 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22723 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22724 our distinct integral and vector types.
22726 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22728 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22729 * init.c (build_vtbl_address): Remove call to assemble_external.
22731 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22733 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22734 output for other floating point modes.
22736 2009-04-14 Diego Novillo <dnovillo@google.com>
22738 * diagnostic.c (diagnostic_report_diagnostic): Do not
22739 warn about loaded plugins for DK_ERROR and DK_WARNING.
22740 * c-decl.c (declspecs_add_type): Move call to
22741 invoke_plugin_callbacks ...
22742 * c-parser.c (c_parser_declspecs): ... here.
22743 * plugin.c (dump_active_plugins): Tidy output.
22745 2009-04-14 Diego Novillo <dnovillo@google.com>
22746 Le-Chun Wu <lcwu@google.com>
22748 * configure.ac: Add --enable-plugin support.
22749 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22750 * Makefile.in (PLUGIN_H): Define.
22751 Export ENABLE_PLUGIN and GMPINC to site.exp.
22752 Add PLUGINLIBS to link command.
22753 Add/modify dependencies for plugin.o and files including plugin.h.
22755 * config.in: Regenerate.
22757 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22760 2009-04-14 Le-Chun Wu <lcwu@google.com>
22762 * tree-pass.h (register_one_dump_file): Add a prototype for
22763 register_one_dump_file.
22764 * toplev.c (compile_file): Call initialize_plugins.
22765 (do_compile): Call invoke_plugin_callbacks.
22766 (toplev_main): Call invoke_plugin_callbacks.
22767 * common.opt: Add -fplugin= and -fplugin-arg-.
22768 * gcc-plugin.h: New public header file for plugins to include.
22769 * plugin.c: New source file.
22770 * plugin.h: New internal header file.
22771 * passes.c (register_one_dump_file): Make it external.
22773 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22775 2009-04-14 Diego Novillo <dnovillo@google.com>
22777 * doc/plugins.texi: New.
22778 * doc/gccint.texi: Add reference to Plugins chapter.
22779 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22780 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22781 loaded plugins, if any.
22782 * timevar.def (TV_PLUGIN_INIT): Define.
22783 (TV_PLUGIN_RUN): Define.
22784 * plugin.c: Include timevar.h
22785 (plugins_active_p): New.
22786 (dump_active_plugins): New.
22787 (debug_active_plugins): New.
22789 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22791 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22793 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22795 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22797 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22798 the same as a minus without a shift.
22800 2009-04-14 Nick Clifton <nickc@redhat.com>
22802 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22803 comparisons with small integers will always produce a short
22806 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22809 2008-12-19 Diego Novillo <dnovillo@google.com>
22811 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22813 2009-04-14 Richard Guenther <rguenther@suse.de>
22815 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22817 (verify_gimple_assign_binary): Likewise. Handle shifts and
22819 (verify_gimple_phi): Print the mismatched argument position.
22820 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22822 (vect_update_init_of_dr): Likewise.
22823 * matrix-reorg.c (transform_access_sites): Do what the
22825 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22827 2009-04-13 Michael Eager <eager@eagercon.com>
22829 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22830 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22831 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22832 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22833 remove duplicate config
22835 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22837 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22838 file_name:line_number type locator of the call site.
22840 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22842 * genautomata.c: Put blank after comma.
22843 (automaton_decls): New.
22844 (struct unit_usage): Add comments to member next.
22845 (store_alt_unit_usage): Keep the list ordered.
22846 (unit_present_on_list_p, equal_alternatives_p): New.
22847 (check_regexp_units_distribution): Check units distribution
22848 correctness correctly.
22849 (main): Don't write automata if error is found. Return correct
22852 * config/m68k/cf.md (cfv4_ds): Remove.
22853 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22854 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22856 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22857 power4-load-ext, power4-store, power4-store-update,
22858 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22859 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22860 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22861 power4-sqrt, power4-isync): Modify reservation to make correct
22862 unit distribution to automata.
22864 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22865 power5-store-update, power5-two, power5-three, power5-lmul,
22866 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22868 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22870 * except.c (pass_set_nothrow_function_flags): Set name and add
22872 (set_nothrow_function_flags): Mention in the dump file when
22873 changing a function to nothrow.
22875 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22878 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22879 instead of unsigned long.
22881 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22883 * config/arm/arm.c (return_used_this_function): Remove.
22884 (arm_output_function_prologue): Remove use of
22885 return_used_this_function.
22886 (output_return_instruction): Replace use of
22887 return_used_this_function
22888 by cfun->machine->return_used_this_function.
22889 (arm_output_epilogue): Likewise.
22890 (arm_output_function_epilogue): Likewise.
22891 (thumb_unexpanded_epilogue): Likewise.
22892 * config/arm/arm.h (struct machine_function):
22893 New member return_used_this_function.
22895 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22897 * doc/install.texi: Correct description of default directory for
22898 --with-gxx-include-dir.
22900 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22902 * fold-const.c (build_range_check): Properly deal with enumeral and
22903 boolean base types.
22905 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22907 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22908 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22909 * params.h (MAX_GCSE_PASSES): Remove.
22910 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22911 in sequence. Remove ability to run multiple passes.
22912 (bypass_jumps): Report run as third CPROP pass.
22914 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22916 PR middle-end/39651
22917 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22918 when deciding whether the whole SEQUENCE can throw.
22920 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22923 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22924 offseted label references.
22926 2009-04-11 Jan Hubicka <jh@suse.cz>
22928 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22930 2009-04-11 Richard Guenther <rguenther@suse.de>
22932 PR middle-end/39732
22933 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22934 return variables as TREE_ADDRESSABLE.
22936 2009-04-11 Richard Guenther <rguenther@suse.de>
22938 PR tree-optimization/39713
22939 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22940 reference trees have SSA_NAME operands.
22942 2009-04-11 Richard Guenther <rguenther@suse.de>
22945 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22946 address expressions.
22948 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22950 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22951 match changes in Cygwin 1.7
22952 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22953 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22955 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22957 PR tree-optimization/39701
22958 * doc/invoke.texi (Optimization Options): Document change in
22959 meaning and initialization of -fdelete-null-pointer-checks.
22961 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22963 PR middle-end/39701
22964 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22966 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22969 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22971 2009-04-10 Chao-ying Fu <fu@mips.com>
22973 * doc/tm.texi (Instruction Output): Document
22974 TARGET_ASM_FINAL_POSTSCAN_INSN.
22975 * target.h (final_postscan_insn): New field in asm_out.
22976 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22977 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22978 * final.c (final_scan_insn): Call
22979 targetm.asm_out.final_postscan_insn after outputting
22980 an asm macro and a normal instruction.
22982 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22983 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22984 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22985 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22986 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22988 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22990 PR middle-end/39701
22991 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22992 variables as non-NULL even with -fdelete-null-pointer-checks.
22994 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22996 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22998 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
23001 * config/i386/i386.c (classify_argument): Handle SCmode with
23002 (bit_offset % 64) != 0.
23004 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
23006 * doc/invoke.texi (Optimize Options): Add cross-reference to
23007 -Q --help=optimizers examples.
23009 2009-04-10 Ben Elliston <bje@au.ibm.com>
23012 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
23013 regalign for the reg == fpr and TDmode case.
23015 2009-04-09 David Ayers <ayers@fsfe.org>
23018 * objc/objc-act.c (warn_with_method): Remove helper function.
23019 (check_duplicates): Call warning and inform directly.
23020 (really_start_method): Likewise.
23022 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23024 * expmed.c (expand_divmod): Always use a comparison for a division
23025 by a large unsigned integer.
23027 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
23028 for things others than variables or functions as nonzero.
23030 2009-04-09 Nick Clifton <nickc@redhat.com>
23032 * unwind-compat.c: Change copyright header to refer to version
23033 3 of the GNU General Public License with version 3.1 of the
23034 GCC Runtime Library Exception and to point readers at the
23035 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
23036 * config/alpha/crtfastmath.c: Likewise.
23037 * config/alpha/linux-unwind.h: Likewise.
23038 * config/alpha/qrnnd.asm: Likewise.
23039 * config/alpha/vms-crt0-64.c: Likewise.
23040 * config/alpha/vms-crt0.c: Likewise.
23041 * config/alpha/vms-dwarf2.asm: Likewise.
23042 * config/alpha/vms-dwarf2eh.asm: Likewise.
23043 * config/alpha/vms-psxcrt0-64.c: Likewise.
23044 * config/alpha/vms-psxcrt0.c: Likewise.
23045 * config/alpha/vms_tramp.asm: Likewise.
23046 * config/arc/initfini.c: Likewise.
23047 * config/arc/lib1funcs.asm: Likewise.
23048 * config/arm/bpabi-v6m.S: Likewise.
23049 * config/arm/bpabi.S: Likewise.
23050 * config/arm/bpabi.c: Likewise.
23051 * config/arm/crti.asm: Likewise.
23052 * config/arm/crtn.asm: Likewise.
23053 * config/arm/ieee754-df.S: Likewise.
23054 * config/arm/ieee754-sf.S: Likewise.
23055 * config/arm/lib1funcs.asm: Likewise.
23056 * config/arm/libunwind.S: Likewise.
23057 * config/arm/linux-atomic.c: Likewise.
23058 * config/arm/mmintrin.h: Likewise.
23059 * config/arm/pr-support.c: Likewise.
23060 * config/arm/unaligned-funcs.c: Likewise.
23061 * config/arm/unwind-arm.c: Likewise.
23062 * config/arm/unwind-arm.h: Likewise.
23063 * config/avr/libgcc.S: Likewise.
23064 * config/bfin/crti.s: Likewise.
23065 * config/bfin/crtlibid.s: Likewise.
23066 * config/bfin/crtn.s: Likewise.
23067 * config/bfin/lib1funcs.asm: Likewise.
23068 * config/bfin/linux-unwind.h: Likewise.
23069 * config/cris/arit.c: Likewise.
23070 * config/cris/cris_abi_symbol.c: Likewise.
23071 * config/darwin-64.c: Likewise.
23072 * config/darwin-crt2.c: Likewise.
23073 * config/darwin-crt3.c: Likewise.
23074 * config/darwin.h: Likewise.
23075 * config/dbxelf.h: Likewise.
23076 * config/dfp-bit.c: Likewise.
23077 * config/dfp-bit.h: Likewise.
23078 * config/elfos.h: Likewise.
23079 * config/fixed-bit.c: Likewise.
23080 * config/fixed-bit.h: Likewise.
23081 * config/fp-bit.c: Likewise.
23082 * config/fp-bit.h: Likewise.
23083 * config/fr30/crti.asm: Likewise.
23084 * config/fr30/crtn.asm: Likewise.
23085 * config/fr30/lib1funcs.asm: Likewise.
23086 * config/freebsd-spec.h: Likewise.
23087 * config/frv/cmovd.c: Likewise.
23088 * config/frv/cmovh.c: Likewise.
23089 * config/frv/cmovw.c: Likewise.
23090 * config/frv/frvbegin.c: Likewise.
23091 * config/frv/frvend.c: Likewise.
23092 * config/frv/lib1funcs.asm: Likewise.
23093 * config/glibc-stdint.h: Likewise.
23094 * config/h8300/clzhi2.c: Likewise.
23095 * config/h8300/crti.asm: Likewise.
23096 * config/h8300/crtn.asm: Likewise.
23097 * config/h8300/ctzhi2.c: Likewise.
23098 * config/h8300/fixunssfsi.c: Likewise.
23099 * config/h8300/lib1funcs.asm: Likewise.
23100 * config/h8300/parityhi2.c: Likewise.
23101 * config/h8300/popcounthi2.c: Likewise.
23102 * config/i386/ammintrin.h: Likewise.
23103 * config/i386/att.h: Likewise.
23104 * config/i386/avxintrin.h: Likewise.
23105 * config/i386/biarch64.h: Likewise.
23106 * config/i386/bmmintrin.h: Likewise.
23107 * config/i386/cpuid.h: Likewise.
23108 * config/i386/cross-stdarg.h: Likewise.
23109 * config/i386/crtfastmath.c: Likewise.
23110 * config/i386/crtprec.c: Likewise.
23111 * config/i386/cygming-crtbegin.c: Likewise.
23112 * config/i386/cygming-crtend.c: Likewise.
23113 * config/i386/cygwin.asm: Likewise.
23114 * config/i386/emmintrin.h: Likewise.
23115 * config/i386/gmm_malloc.h: Likewise.
23116 * config/i386/gthr-win32.c: Likewise.
23117 * config/i386/i386.h: Likewise.
23118 * config/i386/immintrin.h: Likewise.
23119 * config/i386/linux-unwind.h: Likewise.
23120 * config/i386/linux64.h: Likewise.
23121 * config/i386/mm3dnow.h: Likewise.
23122 * config/i386/mmintrin-common.h: Likewise.
23123 * config/i386/mmintrin.h: Likewise.
23124 * config/i386/nmmintrin.h: Likewise.
23125 * config/i386/pmm_malloc.h: Likewise.
23126 * config/i386/pmmintrin.h: Likewise.
23127 * config/i386/smmintrin.h: Likewise.
23128 * config/i386/sol2-c1.asm: Likewise.
23129 * config/i386/sol2-ci.asm: Likewise.
23130 * config/i386/sol2-cn.asm: Likewise.
23131 * config/i386/sol2-gc1.asm: Likewise.
23132 * config/i386/tmmintrin.h: Likewise.
23133 * config/i386/unix.h: Likewise.
23134 * config/i386/w32-unwind.h: Likewise.
23135 * config/i386/wmmintrin.h: Likewise.
23136 * config/i386/x86-64.h: Likewise.
23137 * config/i386/x86intrin.h: Likewise.
23138 * config/i386/xmmintrin.h: Likewise.
23139 * config/ia64/crtbegin.asm: Likewise.
23140 * config/ia64/crtend.asm: Likewise.
23141 * config/ia64/crtfastmath.c: Likewise.
23142 * config/ia64/crti.asm: Likewise.
23143 * config/ia64/crtn.asm: Likewise.
23144 * config/ia64/fde-glibc.c: Likewise.
23145 * config/ia64/lib1funcs.asm: Likewise.
23146 * config/ia64/linux-unwind.h: Likewise.
23147 * config/ia64/quadlib.c: Likewise.
23148 * config/ia64/unwind-ia64.c: Likewise.
23149 * config/linux.h: Likewise.
23150 * config/m32c/m32c-lib1.S: Likewise.
23151 * config/m32c/m32c-lib2-trapv.c: Likewise.
23152 * config/m32c/m32c-lib2.c: Likewise.
23153 * config/m32r/initfini.c: Likewise.
23154 * config/m68hc11/larith.asm: Likewise.
23155 * config/m68hc11/m68hc11-crt0.S: Likewise.
23156 * config/m68k/cf.md: Likewise.
23157 * config/m68k/crti.s: Likewise.
23158 * config/m68k/crtn.s: Likewise.
23159 * config/m68k/lb1sf68.asm: Likewise.
23160 * config/m68k/linux-unwind.h: Likewise.
23161 * config/mcore/crti.asm: Likewise.
23162 * config/mcore/crtn.asm: Likewise.
23163 * config/mcore/lib1.asm: Likewise.
23164 * config/mips/linux-unwind.h: Likewise.
23165 * config/mips/loongson.h: Likewise.
23166 * config/mips/mips16.S: Likewise.
23167 * config/mmix/crti.asm: Likewise.
23168 * config/mmix/crtn.asm: Likewise.
23169 * config/pa/fptr.c: Likewise.
23170 * config/pa/hpux-unwind.h: Likewise.
23171 * config/pa/lib2funcs.asm: Likewise.
23172 * config/pa/linux-atomic.c: Likewise.
23173 * config/pa/linux-unwind.h: Likewise.
23174 * config/pa/milli64.S: Likewise.
23175 * config/pa/quadlib.c: Likewise.
23176 * config/pa/stublib.c: Likewise.
23177 * config/picochip/libgccExtras/adddi3.asm: Likewise.
23178 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
23179 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
23180 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
23181 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
23182 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
23183 * config/picochip/libgccExtras/divmod15.asm: Likewise.
23184 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
23185 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
23186 * config/picochip/libgccExtras/longjmp.asm: Likewise.
23187 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
23188 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
23189 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
23190 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
23191 * config/picochip/libgccExtras/setjmp.asm: Likewise.
23192 * config/picochip/libgccExtras/subdi3.asm: Likewise.
23193 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
23194 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
23195 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
23196 * config/rs6000/750cl.h: Likewise.
23197 * config/rs6000/altivec.h: Likewise.
23198 * config/rs6000/biarch64.h: Likewise.
23199 * config/rs6000/crtresfpr.asm: Likewise.
23200 * config/rs6000/crtresgpr.asm: Likewise.
23201 * config/rs6000/crtresxfpr.asm: Likewise.
23202 * config/rs6000/crtresxgpr.asm: Likewise.
23203 * config/rs6000/crtsavfpr.asm: Likewise.
23204 * config/rs6000/crtsavgpr.asm: Likewise.
23205 * config/rs6000/darwin-asm.h: Likewise.
23206 * config/rs6000/darwin-fallback.c: Likewise.
23207 * config/rs6000/darwin-fpsave.asm: Likewise.
23208 * config/rs6000/darwin-ldouble.c: Likewise.
23209 * config/rs6000/darwin-tramp.asm: Likewise.
23210 * config/rs6000/darwin-unwind.h: Likewise.
23211 * config/rs6000/darwin-vecsave.asm: Likewise.
23212 * config/rs6000/darwin-world.asm: Likewise.
23213 * config/rs6000/e500crtres32gpr.asm: Likewise.
23214 * config/rs6000/e500crtres64gpr.asm: Likewise.
23215 * config/rs6000/e500crtres64gprctr.asm: Likewise.
23216 * config/rs6000/e500crtrest32gpr.asm: Likewise.
23217 * config/rs6000/e500crtrest64gpr.asm: Likewise.
23218 * config/rs6000/e500crtresx32gpr.asm: Likewise.
23219 * config/rs6000/e500crtresx64gpr.asm: Likewise.
23220 * config/rs6000/e500crtsav32gpr.asm: Likewise.
23221 * config/rs6000/e500crtsav64gpr.asm: Likewise.
23222 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
23223 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
23224 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
23225 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
23226 * config/rs6000/eabi-ci.asm: Likewise.
23227 * config/rs6000/eabi-cn.asm: Likewise.
23228 * config/rs6000/eabi.asm: Likewise.
23229 * config/rs6000/linux-unwind.h: Likewise.
23230 * config/rs6000/linux64.h: Likewise.
23231 * config/rs6000/paired.h: Likewise.
23232 * config/rs6000/paired.md: Likewise.
23233 * config/rs6000/ppc64-fp.c: Likewise.
23234 * config/rs6000/ppu_intrinsics.h: Likewise.
23235 * config/rs6000/rs6000.h: Likewise.
23236 * config/rs6000/si2vmx.h: Likewise.
23237 * config/rs6000/sol-ci.asm: Likewise.
23238 * config/rs6000/sol-cn.asm: Likewise.
23239 * config/rs6000/spe.h: Likewise.
23240 * config/rs6000/spu2vmx.h: Likewise.
23241 * config/rs6000/sysv4.h: Likewise.
23242 * config/rs6000/tramp.asm: Likewise.
23243 * config/rs6000/vec_types.h: Likewise.
23244 * config/s390/linux-unwind.h: Likewise.
23245 * config/s390/tpf-unwind.h: Likewise.
23246 * config/score/crti.asm: Likewise.
23247 * config/score/crtn.asm: Likewise.
23248 * config/sh/crt1.asm: Likewise.
23249 * config/sh/crti.asm: Likewise.
23250 * config/sh/crtn.asm: Likewise.
23251 * config/sh/divtab-sh4-300.c: Likewise.
23252 * config/sh/divtab-sh4.c: Likewise.
23253 * config/sh/divtab.c: Likewise.
23254 * config/sh/lib1funcs-4-300.asm: Likewise.
23255 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23256 * config/sh/lib1funcs.asm: Likewise.
23257 * config/sh/lib1funcs.h: Likewise.
23258 * config/sh/linux-atomic.asm: Likewise.
23259 * config/sh/linux-unwind.h: Likewise.
23260 * config/sh/shmedia.h: Likewise.
23261 * config/sh/sshmedia.h: Likewise.
23262 * config/sh/ushmedia.h: Likewise.
23263 * config/sparc/crtfastmath.c: Likewise.
23264 * config/sparc/linux-unwind.h: Likewise.
23265 * config/sparc/sol2-c1.asm: Likewise.
23266 * config/sparc/sol2-ci.asm: Likewise.
23267 * config/sparc/sol2-cn.asm: Likewise.
23268 * config/spu/divmodti4.c: Likewise.
23269 * config/spu/divv2df3.c: Likewise.
23270 * config/spu/float_disf.c: Likewise.
23271 * config/spu/float_unsdidf.c: Likewise.
23272 * config/spu/float_unsdisf.c: Likewise.
23273 * config/spu/float_unssidf.c: Likewise.
23274 * config/spu/mfc_multi_tag_release.c: Likewise.
23275 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23276 * config/spu/mfc_tag_release.c: Likewise.
23277 * config/spu/mfc_tag_reserve.c: Likewise.
23278 * config/spu/mfc_tag_table.c: Likewise.
23279 * config/spu/multi3.c: Likewise.
23280 * config/spu/spu_internals.h: Likewise.
23281 * config/spu/spu_intrinsics.h: Likewise.
23282 * config/spu/spu_mfcio.h: Likewise.
23283 * config/spu/vec_types.h: Likewise.
23284 * config/spu/vmx2spu.h: Likewise.
23285 * config/stormy16/stormy16-lib2.c: Likewise.
23286 * config/svr4.h: Likewise.
23287 * config/sync.c: Likewise.
23288 * config/v850/lib1funcs.asm: Likewise.
23289 * config/vxlib-tls.c: Likewise.
23290 * config/vxlib.c: Likewise.
23291 * config/vxworks-dummy.h: Likewise.
23292 * config/xtensa/crti.asm: Likewise.
23293 * config/xtensa/crtn.asm: Likewise.
23294 * config/xtensa/ieee754-df.S: Likewise.
23295 * config/xtensa/ieee754-sf.S: Likewise.
23296 * config/xtensa/lib1funcs.asm: Likewise.
23297 * config/xtensa/lib2funcs.S: Likewise.
23298 * config/xtensa/linux-unwind.h: Likewise.
23299 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23300 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23301 * coretypes.h: Likewise.
23302 * crtstuff.c: Likewise.
23303 * defaults.h: Likewise.
23304 * dwarf2.h: Likewise.
23305 * emutls.c: Likewise.
23306 * gbl-ctors.h: Likewise.
23307 * gcov-io.h: Likewise.
23308 * ginclude/float.h: Likewise.
23309 * ginclude/iso646.h: Likewise.
23310 * ginclude/stdarg.h: Likewise.
23311 * ginclude/stdbool.h: Likewise.
23312 * ginclude/stddef.h: Likewise.
23313 * ginclude/stdfix.h: Likewise.
23314 * ginclude/stdint-gcc.h: Likewise.
23315 * ginclude/tgmath.h: Likewise.
23316 * gthr-aix.h: Likewise.
23317 * gthr-dce.h: Likewise.
23318 * gthr-gnat.c: Likewise.
23319 * gthr-gnat.h: Likewise.
23320 * gthr-lynx.h: Likewise.
23321 * gthr-mipssde.h: Likewise.
23322 * gthr-nks.h: Likewise.
23323 * gthr-posix.c: Likewise.
23324 * gthr-posix.h: Likewise.
23325 * gthr-posix95.h: Likewise.
23326 * gthr-rtems.h: Likewise.
23327 * gthr-single.h: Likewise.
23328 * gthr-solaris.h: Likewise.
23329 * gthr-tpf.h: Likewise.
23330 * gthr-vxworks.h: Likewise.
23331 * gthr-win32.h: Likewise.
23332 * gthr.h: Likewise.
23333 * libgcc2.c: Likewise.
23334 * libgcc2.h: Likewise.
23335 * libgcov.c: Likewise.
23336 * tsystem.h: Likewise.
23337 * typeclass.h: Likewise.
23338 * unwind-c.c: Likewise.
23339 * unwind-compat.h: Likewise.
23340 * unwind-dw2-fde-compat.c: Likewise.
23341 * unwind-dw2-fde-darwin.c: Likewise.
23342 * unwind-dw2-fde-glibc.c: Likewise.
23343 * unwind-dw2-fde.c: Likewise.
23344 * unwind-dw2-fde.h: Likewise.
23345 * unwind-dw2.c: Likewise.
23346 * unwind-dw2.h: Likewise.
23347 * unwind-generic.h: Likewise.
23348 * unwind-pe.h: Likewise.
23349 * unwind-sjlj.c: Likewise.
23350 * unwind.inc: Likewise.
23351 * config/arm/neon-gen.ml: Change generated copyright header to
23352 refer to version 3 of the GNU General Public License with
23353 version 3.1 of the GCC Runtime Library Exception and to point
23354 readers at the COPYING3 and COPYING3.RUNTIME files and the
23355 FSF's license web page.
23356 * config/arm/arm_neon.h: Regenerate.
23358 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23360 * config/cris/cris.md: Change copyright header to refer to version
23361 3 of the GNU General Public License.
23362 * doc/install.texi2html: Change copyright header to refer to version
23363 3 of the GNU General Public License and to point readers at the
23364 COPYING3 file and the FSF's license web page.
23365 * config/vax/linux.h: Likewise.
23367 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23369 * config/i386/i386.md (cmpcc): New.
23370 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23371 (sync_compare_and_swap_cc*): Delete.
23373 * config/s390/s390.c (s390_compare_emitted): Remove.
23374 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23375 s390_compare_emitted used to be handled. Assert that modes match.
23376 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23377 refer to sync_compare_and_swap_ccsi.
23378 * config/s390/s390.h (s390_compare_emitted): Remove.
23379 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23380 instead of s390_compare_emitted.
23381 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23382 instead of s390_compare_emitted.
23383 * config/s390/s390.md (cmpcc): New.
23384 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23385 CC_REGNUM, do not pretend it's set.
23386 (sync_compare_and_swap_cc*): Delete.
23387 * config/s390/predicates.md (cc_reg_operand): New.
23389 * expr.c (sync_compare_and_swap_cc): Delete.
23390 * optabs.h (sync_compare_and_swap_cc): Delete.
23391 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23392 is being used with can_compare_p.
23393 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23394 (find_cc_set): New.
23395 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23396 look for a MODE_CC set instead. Use emit_store_flag.
23397 (expand_compare_and_swap_loop): Likewise, with some additional
23398 complication to avoid a force_reg when useless. Use
23399 emit_cmp_and_jump_insns.
23400 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23401 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23402 sync_compare_and_swap documentation.
23404 2009-04-09 Jan Hubicka <jh@suse.cz>
23406 * except.c (find_prev_try): Break out from ....
23407 (duplicate_eh_regions): ... here; properly update prev_try pointers
23408 when duplication part of tree.
23409 (dump_eh_tree): Improve dumping.
23410 (verify_eh_region): New.
23411 (verify_eh_tree): Use it.
23413 2009-04-06 Richard Guenther <rguenther@suse.de>
23415 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23416 &ARRAY addresses by adjusting their types and prepending
23418 * tree-cfg.c (verify_gimple_assign_single): Verify that
23419 addresses are correct.
23421 2009-04-09 Richard Guenther <rguenther@suse.de>
23423 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23424 indices into an array reference if possible.
23425 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23426 Fold POINTER_PLUS_EXPR statements with invariant address.
23428 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23431 * config.gcc (powerpc64-*-linux*): Always build biarch.
23433 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23436 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23437 it and pedwarn if this results in an INTEGER_CST.
23439 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23441 * doc/install.texi: Update minimum GMP version. Remove obsolete
23442 text in MPFR section.
23444 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23446 * dwarf2out.c (class_scope_p): New static inline.
23447 (class_or_namespace_scope_p): Use it.
23448 (gen_variable_die): Use DW_TAG_member tag for static data member
23449 declarations instead of DW_TAG_variable.
23451 PR middle-end/39573
23452 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23455 2009-04-08 Richard Guenther <rguenther@suse.de>
23457 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23458 valueize random data.
23460 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23462 * config.gcc (aix tm_file): Add aix-stdint.h.
23463 (aix tm clause use_gcc_stdint): Set to wrap.
23464 * config/rs6000/aix-stdint.h: New file.
23466 2009-04-08 Richard Guenther <rguenther@suse.de>
23468 PR middle-end/36291
23469 * tree-dfa.c (add_referenced_var): Do not recurse into
23470 global initializers.
23471 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23473 (fold_const_aggregate_ref): Likewise.
23475 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23477 * recog.c (ordered_comparison_operator): New.
23478 * gensupport.c (std_preds): Add it.
23479 * doc/md.texi (Machine-Independent Predicates): Document it.
23481 2009-04-08 Jan Hubicka <jh@suse.cz>
23483 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23484 * function.h (rtl_eh): Remove exception_handler_label_map.
23485 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23486 remove_exception_handler_label, for_each_eh_label_1): Remove.
23487 (rtl_remove_unreachable_regions): Remove.
23488 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23489 (find_exception_handler_labels): Don't build the hashtable.
23490 (maybe_remove_eh_handler): Remove.
23491 (for_each_eh_label): Rewrite to walk the tree.
23492 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23493 * except.h (maybe_remove_eh_handler): Remove.
23494 * passes.c (init_optimization_passes): Schedule second EH cleanup
23496 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23497 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23499 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23501 * genoutput.c (validate_optab_operands): New.
23502 (gen_insn, gen_expand): Call it.
23504 * genflags.c (gen_insn): Detect misused iterators.
23505 (main): Pass line_no to gen_insn, exit with status 1 on error.
23507 * genextract.c (line_no): Make global.
23508 (VEC_safe_set_locstr): Change assertion to error message.
23509 (main): Exit with status 1 on error.
23511 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23515 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23516 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23517 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23518 * c-convert.c (convert): Do not call fold on results of conversion
23519 functions when the result is a C_MAYBE_CONST_EXPR.
23520 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23521 of __builtin_choose_expr.
23522 * c-typeck.c (remove_c_maybe_const_expr): New.
23523 (build_unary_op, build_conditional_expr, build_compound_expr,
23524 build_binary_op, c_objc_common_truthvalue_conversion): Call
23525 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23528 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23530 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23531 CODE to produce a new one. Add a prototype to use fold_convert_const
23533 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23536 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23537 mix declarations and code.
23539 2009-04-08 Ben Elliston <bje@au.ibm.com>
23541 * gcc.c: Replace `CC' with `GCC' throughout.
23543 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23545 * doc/invoke.texi: Document Atom support.
23547 2009-04-07 Jason Merrill <jason@redhat.com>
23550 * c-common.h, c-common.c: Add flag_pretty_templates.
23551 * c-opts.c (c_common_handle_option): Set it.
23552 * c.opt: Add -fno-pretty-templates.
23553 * doc/invoke.texi (C++ Dialect Options): Likewise.
23555 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23557 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23558 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23559 (ia64_expand_builtin): Likewise.
23561 2009-04-07 Martin Jambor <mjambor@suse.cz>
23563 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23564 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23565 ADDR_EXPRS are include too.
23567 2009-04-07 Richard Guenther <rguenther@suse.de>
23569 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23570 decls are only used if passes as parameters or if they are
23571 local statics and the call is not to a builtin.
23572 (call_may_clobber_ref_p_1): Likewise.
23574 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23576 * expr.c (do_store_flag): Remove last argument. Simplify code
23577 to avoid duplication of tests already done by can_compare_p.
23578 (expand_expr_real_1): Adjust caller.
23580 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23582 * optabs.c (can_compare_p): Test the predicate of a
23583 cbranch and cstore pattern.
23585 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23587 * expr.c (convert_move): Use emit_store_flag instead of
23590 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23592 * config/i386/i386.c (ix86_compare_emitted): Remove.
23593 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23594 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23595 * config/i386/i386.h (ix86_compare_emitted): Remove.
23596 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23597 instead of ix86_compare_emitted.
23598 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23600 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23602 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23603 Add t-sysroot-suffix to tmake_file.
23604 * config/print-sysroot-suffix.sh: New file.
23605 * config/t-sysroot-suffix: New file.
23607 2009-04-07 Ben Elliston <bje@au.ibm.com>
23609 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23610 as the latter produces a warning when the target does not support
23613 2009-04-07 Ben Elliston <bje@au.ibm.com>
23615 * dfp.c: Replace type punning assignments with memcpy throughout.
23616 * Makefile.in (dfp.o-warn): Remove.
23618 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23621 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23622 Include soft-fp/t-softfp after rs6000/t-linux64.
23624 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23626 * stor-layout.c (set_sizetype): Use the full precision of their
23627 machine mode for bitsize types.
23629 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23631 * config/i386/i386.md: Revert 2 accidental checkins.
23633 2009-04-06 Joey Ye <joey.ye@intel.com>
23634 Xuepeng Guo <xuepeng.guo@intel.com>
23635 H.J. Lu <hongjiu.lu@intel.com>
23637 Atom pipeline model, tuning and insn selection.
23638 * config.gcc (atom): Add atom config options and target.
23640 * config/i386/atom.md: New.
23642 * config/i386/i386.c (atom_cost): New cost.
23643 (m_ATOM): New macro flag.
23644 (initial_ix86_tune_features): Set m_ATOM.
23645 (x86_accumulate_outgoing_args): Likewise.
23646 (x86_arch_always_fancy_math_387): Likewise.
23647 (processor_target): Add Atom cost.
23648 (cpu_names): Add Atom cpu name.
23649 (override_options): Set Atom ISA.
23650 (ix86_issue_rate): New case PROCESSOR_ATOM.
23651 (ix86_adjust_cost): Likewise.
23653 * config/i386/i386.h (TARGET_ATOM): New target macro.
23654 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23655 (TARGET_OPT_AGU): New target option.
23656 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23657 (processor_type): Add PROCESSOR_ATOM.
23659 * config/i386/i386.md (cpu): Add new value "atom".
23660 (use_carry, movu): New attr.
23661 (atom.md): Include atom.md.
23662 (adddi3_carry_rex64): Set attr "use_carry".
23663 (addqi3_carry): Likewise.
23664 (addhi3_carry): Likewise.
23665 (addsi3_carry): Likewise.
23666 (*addsi3_carry_zext): Likewise.
23667 (subdi3_carry_rex64): Likewise.
23668 (subqi3_carry): Likewise.
23669 (subhi3_carry): Likewise.
23670 (subsi3_carry): Likewise.
23671 (x86_movdicc_0_m1_rex64): Likewise.
23672 (*x86_movdicc_0_m1_se): Likewise.
23673 (x86_movsicc_0_m1): Likewise.
23674 (*x86_movsicc_0_m1_se): Likewise.
23675 (*adddi_1_rex64): Emit add insn as much as possible.
23676 (*addsi_1): Likewise.
23677 (return_internal): Set atom_unit.
23678 (return_internal_long): Likewise.
23679 (return_pop_internal): Likewise.
23680 (*rcpsf2_sse): Set atom_sse_attr attr.
23681 (*qrt<mode>2_sse): Likewise.
23682 (*prefetch_sse): Likewise.
23684 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23686 (ix86_target_macros_internal): Likewise.
23688 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23689 (*prefetch_sse_rex): Likewise.
23690 (sse_rcpv4sf2): Likewise.
23691 (sse_vmrcpv4sf2): Likewise.
23692 (sse_sqrtv4sf2): Likewise.
23693 (<sse>_vmsqrt<mode>2): Likewise.
23694 (sse_ldmxcsr): Likewise.
23695 (sse_stmxcsr): Likewise.
23696 (*sse_sfence): Likewise.
23697 (sse2_clflush): Likewise.
23698 (*sse2_mfence): Likewise.
23699 (*sse2_lfence): Likewise.
23700 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23701 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23702 (avx_movdqu<avxmodesuffix>): Likewise.
23703 (avx_lddqu<avxmodesuffix>): Likewise.
23704 (sse2_movntv2di): Change attr "type" to "ssemov".
23705 (sse2_movntsi): Likewise.
23706 (rsqrtv8sf2): Change attr "type" to "sseadd".
23707 (sse3_addsubv2df3): Set attr "atom_unit".
23708 (sse3_h<plusminus_insn>v4sf3): Likewise.
23709 (*sse2_pmaddwd): Likewise.
23710 (*vec_extractv2di_1_rex64): Likewise.
23711 (*vec_extractv2di_1_avx): Likewise.
23712 (sse2_psadbw): Likewise.
23713 (ssse3_phaddwv8hi3): Likewise.
23714 (ssse3_phaddwv4hi3): Likewise.
23715 (ssse3_phadddv4si3): Likewise.
23716 (ssse3_phadddv2si3): Likewise.
23717 (ssse3_phaddswv8hi3): Likewise.
23718 (ssse3_phaddswv4hi3): Likewise.
23719 (ssse3_phsubwv8hi3): Likewise.
23720 (ssse3_phsubwv4hi3): Likewise.
23721 (ssse3_phsubdv4si3): Likewise.
23722 (ssse3_phsubdv2si3): Likewise.
23723 (ssse3_phsubswv8hi3): Likewise.
23724 (ssse3_phsubswv4hi3): Likewise.
23725 (ssse3_pmaddubsw128): Likewise.
23726 (sse3_pmaddubsw: Likewise.
23727 (ssse3_palignrti): Likewise.
23728 (ssse3_palignrdi): Likewise.
23730 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23732 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23734 2009-04-06 Richard Guenther <rguenther@suse.de>
23736 PR tree-optimization/28868
23737 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23738 of which PHI results we inserted.
23739 (insert_into_preds_of_block): Record inserted PHIs.
23740 (eliminate): Eliminate redundant PHI nodes.
23741 (init_pre): Init inserted_phi_names.
23743 2009-04-06 Richard Guenther <rguenther@suse.de>
23745 PR tree-optimization/39643
23746 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23747 IMAGPART_EXPRs of complex constants.
23748 (execute_fold_all_builtins): If we folded a call queue
23749 TODO_update_address_taken.
23751 2009-04-06 Jan Hubicka <jh@suse.cz>
23753 PR middle-end/39659
23754 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23757 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23759 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23761 (ic_invalidate_array): Likewise.
23763 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23765 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23766 alignment for library calls.
23768 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23770 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23771 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23772 * config/i386/mingw-stdint.h: New file.
23774 2009-04-05 Richard Guenther <rguenther@suse.de>
23776 PR tree-optimization/39648
23777 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23778 our &A vs. &A[0] IL deficiencies.
23780 2009-04-04 Jan Hubicka <jh@suse.cz>
23782 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23783 removed toplevel regions.
23784 (sjlj_mark_call_sites): Likewise.
23786 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23788 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23789 (cygwin tm clause use_gcc_stdint): Set to wrap.
23790 * config/i386/cygwin-stdint.h: New file.
23792 2009-04-04 Richard Guenther <rguenther@suse.de>
23794 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23795 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23796 single-argument PHIs if we are in loop-closed SSA form.
23797 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23798 for the pre-condition.
23799 (slpeel_tree_peel_loop_to_edge): Likewise.
23800 (vect_build_loop_niters): Take an optional sequence to append stmts.
23801 (vect_generate_tmps_on_preheader): Likewise.
23802 (vect_do_peeling_for_loop_bound): Take extra guards for the
23804 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23805 the cost model check.
23806 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23807 guards if we are going to peel. Do not apply versioning in that case.
23808 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23809 (vect_do_peeling_for_loop_bound): Likewise.
23810 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23811 loop bound only record extra pre-conditions, do not apply loop
23814 2009-04-04 Richard Guenther <rguenther@suse.de>
23816 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23819 2009-04-04 Jan Hubicka <jh@suse.cz>
23821 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23822 last_basic_block for size of bb->index indexed array.
23823 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23824 compute_out, link_btr_uses, build_btr_def_use_webs,
23825 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23827 2009-04-04 Jan Hubicka <jh@suse.cz>
23829 * except.c (remove_eh_handler_and_replace): Break out from ...
23830 (remove_eh_handler): ... here.
23831 (bring_to_root): New function.
23832 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23833 handled ones, bring others to root of tree.
23835 2009-04-04 Jan Hubicka <jh@suse.cz>
23837 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23838 (all_phis_safe_to_merge): New function.
23839 (update_info): New structure.
23840 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23841 (cleanup_empty_eh): Update SSA if possible.
23843 2009-04-04 Richard Guenther <rguenther@suse.de>
23845 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23846 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23847 (append_vuse): Likewise.
23849 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23851 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23852 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23853 instead of REG_UNSAVED for DW_CFA_undefined.
23854 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23855 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23858 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23861 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23863 2009-04-04 Richard Guenther <rguenther@suse.de>
23865 PR tree-optimization/8781
23866 PR tree-optimization/37892
23867 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23868 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23869 (valueize_refs): Call it for *& valueizations.
23870 (shared_reference_ops_from_ref): Rename to ...
23871 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23872 (shared_reference_ops_from_call): Rename to ...
23873 (valueize_shared_reference_ops_from_call): ... this and valueize.
23874 (vn_reference_lookup): Update.
23875 (visit_reference_op_call): Likewise.
23876 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23877 (eliminate): Value-replace the call address in call statements.
23879 2009-04-04 Richard Guenther <rguenther@suse.de>
23881 PR tree-optimization/39636
23882 * tree-ssa-forwprop.c
23883 (forward_propagate_addr_into_variable_array_index): Check for
23884 GIMPLE_ASSIGN before accessing the rhs code.
23886 2009-04-03 Jason Merrill <jason@redhat.com>
23888 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23890 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23892 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23893 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23894 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23895 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23896 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23897 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23898 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23899 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23900 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23901 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23902 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23903 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23904 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23905 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23906 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23907 Use fr_reg_or_fp01_operand instead of fr_register_operand
23909 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23910 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23911 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23913 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23915 PR rtl-optimization/39607
23916 PR rtl-optimization/39631
23920 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23921 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23922 instead of DF_LR_OUT.
23923 * ira-lives.c (process_bb_node_lives): Ditto.
23924 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23925 instead of DF_LR_{OUT,IN}.
23926 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23927 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23929 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23931 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23932 (execute_lower_omp): Always run but take the short way out if -fopenmp
23934 (gate_lower_omp): Remove, forcing the pass manager to always run the
23935 pass and always set PROP_gimple_lomp.
23936 (pass_lower_omp): Remove gate function.
23937 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23938 PROP_trees. Instead, require it.
23939 * ipa-cp.c (pass_ipa_cp): Likewise.
23940 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23941 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23942 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23943 and PROP_gimple_leh.
23945 2009-04-03 Richard Guenther <rguenther@suse.de>
23947 PR middle-end/13146
23948 PR tree-optimization/23940
23949 PR tree-optimization/33237
23950 PR middle-end/33974
23951 PR middle-end/34093
23952 PR tree-optimization/36201
23953 PR tree-optimization/36230
23954 PR tree-optimization/38049
23955 PR tree-optimization/38207
23956 PR tree-optimization/38230
23957 PR tree-optimization/38301
23958 PR tree-optimization/38585
23959 PR middle-end/38895
23960 PR tree-optimization/38985
23961 PR tree-optimization/39299
23962 * tree-ssa-structalias.h: Remove.
23963 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23964 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23965 (struct vuse_element_d): Remove.
23966 (struct vuse_vec_d): Likewise.
23967 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23968 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23969 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23970 VUSE_ELEMENT_VAR): Likewise.
23971 (struct voptype_d): Likewise.
23972 (NUM_VOP_FREE_BUCKETS): Likewise.
23973 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23974 (struct stmt_operands_d): Remove.
23975 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23976 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23977 VDEF_NUM, VDEF_VECT): Likewise.
23978 (copy_virtual_operands): Remove.
23979 (operand_build_cmp): Likewise.
23980 (create_ssa_artificial_load_stmt): Likewise.
23981 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23982 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23983 vuse_index and mayuse_index members. Pack and move done and iter_type
23984 members to the front.
23985 (SSA_OP_VMAYUSE): Remove.
23986 (SSA_OP_VIRTUAL_USES): Adjust.
23987 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23988 (unlink_stmt_vdef): Declare.
23989 (add_to_addressable_set): Remove.
23990 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23991 (vrp_visit_stmt): Likewise.
23992 * doc/tree-ssa.texi (Alias analysis): Update.
23993 * doc/invoke.texi (max-aliased-vops): Remove docs.
23994 (avg-aliased-vops): Likewise.
23995 * tree-into-ssa.c (syms_to_rename): Remove.
23996 (need_to_update_vops_p): Likewise.
23997 (need_to_initialize_update_ssa_p): Rename to ...
23998 (update_ssa_initialized_fn): ... this. Track function we are
24000 (symbol_marked_for_renaming): Simplify.
24001 (add_new_name_mapping): Do not set need_to_update_vops_p.
24002 (dump_currdefs): Use SYMS_TO_RENAME.
24003 (rewrite_update_stmt): Always walk all uses/defs.
24004 (dump_update_ssa): Adjust.
24005 (init_update_ssa): Take function argument. Track what we are
24007 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
24008 (create_new_def_for): Initialize for cfun, assert we are initialized
24010 (mark_sym_for_renaming): Simplify.
24011 (mark_set_for_renaming): Do not initialize update-ssa.
24012 (need_ssa_update_p): Simplify. Take function argument.
24013 (name_mappings_registered_p): Assert we ask for the correct function.
24014 (name_registered_for_update_p): Likewise.
24015 (ssa_names_to_replace): Likewise.
24016 (release_ssa_name_after_update_ssa): Likewise.
24017 (update_ssa): Likewise. Use SYMS_TO_RENAME.
24018 (dump_decl_set): Do not print a newline.
24019 (debug_decl_set): Do it here.
24020 (dump_update_ssa): And here.
24021 * tree-ssa-loop-im.c (move_computations): Adjust.
24022 (movement_possibility): Likewise.
24023 (determine_max_movement): Likewise.
24024 (gather_mem_refs_stmt): Likewise.
24025 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
24026 or NAME_MEMORY_TAG.
24027 * tree-complex.c (update_all_vops): Remove.
24028 (expand_complex_move): Adjust.
24029 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
24030 Simplify test for memory referencing statement. Exclude
24031 non-invariant ADDR_EXPRs.
24032 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
24033 * tree-loop-distribution.c (generate_memset_zero): Adjust.
24034 (rdg_flag_uses): Likewise.
24035 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
24037 (tree_optimize_tail_calls_1): Also split the
24038 edge from the entry block if we have degenerate PHI nodes in
24039 the first basic block.
24040 * tree.c (init_ttree): Remove memory-tag related code.
24041 (tree_code_size): Likewise.
24042 (tree_node_structure): Likewise.
24043 (build7_stat): Re-write to be build6_stat.
24044 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24045 (SSA_VAR_P): Adjust.
24046 (struct tree_memory_tag): Remove.
24047 (struct tree_memory_partition_tag): Likewise.
24048 (union tree_node): Adjust.
24049 (build7): Re-write to be build6.
24050 * tree-pass.h (pass_reset_cc_flags): Remove.
24051 (TODO_update_address_taken): New flag.
24052 (pass_simple_dse): Remove.
24053 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24054 * params.h (MAX_ALIASED_VOPS): Remove.
24055 (AVG_ALIASED_VOPS): Likewise.
24056 * omp-low.c (expand_omp_taskreg): Update SSA form.
24057 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24058 aliases the lhs in a copy stmt.
24059 * tree-ssa-dse.c (struct address_walk_data): Remove.
24060 (memory_ssa_name_same): Likewise.
24061 (memory_address_same): Likewise.
24062 (get_kill_of_stmt_lhs): Likewise.
24063 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24064 unused stores. Look through PHI nodes into post-dominated regions.
24065 (dse_optimize_stmt): Simplify. Properly remove stores.
24066 (tree_ssa_dse): Compute dominators.
24067 (execute_simple_dse): Remove.
24068 (pass_simple_dse): Likewise.
24069 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24070 gimple_loaded_syms and gimple_stored_syms computation.
24071 * toplev.c (dump_memory_report): Dump alias and pta stats.
24072 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24073 (vn_reference_eq): Likewise.
24074 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24075 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24076 valueize_vuses): Remove.
24077 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24078 (get_def_ref_stmt_vuse): ... this.
24079 (vn_reference_lookup_2): New function.
24080 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24081 walking equivalent vuses. Simplify.
24082 (vn_reference_lookup): Likewise.
24083 (vn_reference_insert): Likewise.
24084 (vn_reference_insert_pieces): Likewise.
24085 (visit_reference_op_call): Simplify.
24086 (visit_reference_op_load): Likewise.
24087 (visit_reference_op_store): Likewise.
24088 (init_scc_vn): Remove shared_lookup_vuses initialization.
24089 (free_scc_vn): Remove shared_lookup_vuses freeing.
24090 (sort_vuses, sort_vuses_heap): Remove.
24091 (get_ref_from_reference_ops): Export.
24092 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
24093 vector with single vuse pointer.
24094 (vn_reference_lookup_pieces, vn_reference_lookup,
24095 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
24096 (shared_vuses_from_stmt): Remove.
24097 (get_ref_from_reference_ops): Declare.
24098 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
24099 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
24100 memory-tag related code.
24101 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
24102 (likely_value): Add comment, skip static-chain of call statements.
24103 (surely_varying_stmt_p): Adjust.
24104 (gimplify_and_update_call_from_tree): Likewise.
24105 (execute_fold_all_builtins): Do not rebuild alias info.
24106 (gimplify_and_update_call_from_tree): Properly update VOPs.
24107 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
24108 (copy_ref_info): Remove memory-tag related code.
24109 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
24110 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
24111 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
24113 * tree-ssa-dom.c (gimple_p): Remove typedef.
24114 (eliminate_redundant_computations): Adjust.
24115 (record_equivalences_from_stmt): Likewise.
24116 (avail_expr_hash): Likewise.
24117 (avail_expr_eq): Likewise.
24118 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
24119 (stmt_makes_single_load): Likewise.
24120 (stmt_makes_single_store): Likewise.
24121 * tree-ssa-alias.c: Rewrite completely.
24122 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
24123 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
24124 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
24125 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
24126 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
24127 Remove public functions.
24128 (pass_reset_cc_flags): Remove.
24129 (pass_build_alias): Move ...
24130 * tree-ssa-structalias.c (pass_build_alias): ... here.
24131 * tree-ssa-alias.c (may_be_aliased): Move ...
24132 * tree-flow-inline.h (may_be_aliased): ... here.
24133 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
24134 count_uses_and_derefs): Move ...
24135 * gimple.c: ... here.
24136 * gimple.h (count_uses_and_derefs): Declare.
24137 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
24138 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
24139 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
24140 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
24141 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
24142 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
24143 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
24145 * tree-dfa.c (refs_may_alias_p): Move ...
24146 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
24147 * tree-ssa-alias.h: New file.
24148 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
24149 (statement_sink_location): Likewise.
24150 * opts.c (decode_options): Do not adjust max-aliased-vops or
24151 avg-aliased-vops values.
24152 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
24153 (TV_CALL_CLOBBER): Likewise.
24154 (TV_FLOW_SENSITIVE): Likewise.
24155 (TV_FLOW_INSENSITIVE): Likewise.
24156 (TV_MEMORY_PARTITIONING): Likewise.
24157 (TV_ALIAS_STMT_WALK): New timevar.
24158 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
24159 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
24160 (get_address_description): Remove memory-tag related code.
24161 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
24162 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
24163 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
24164 and immediate uses in statements. Document.
24165 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
24166 (dump_symbols): Remove.
24167 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
24168 * alias.c (get_deref_alias_set): New function split out from ...
24169 (get_alias_set): ... here.
24170 * alias.h (get_deref_alias_set): Declare.
24171 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
24172 type parameter. Remove restrict pointer handling. Create a
24173 ref-all pointer in case type-based alias sets do not conflict.
24174 (vect_analyze_data_refs): Remove SMT related code.
24175 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
24176 (vectorizable_load): Likewise.
24177 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
24178 (DR_SYMBOL_TAG, DR_VOPS): Remove.
24179 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
24180 Ignore vops and SMTs.
24181 (dr_analyze_alias): Likewise..
24182 (free_data_ref): Likewise.
24183 (create_data_ref): Likewise.
24184 (analyze_all_data_dependences): Likewise.
24185 (get_references_in_stmt): Adjust.
24186 * tree-flow-inline.h (gimple_aliases_computed_p,
24187 gimple_addressable_vars, gimple_call_clobbered_vars,
24188 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
24189 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
24190 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
24191 gimple_mem_ref_stats): Remove.
24192 (gimple_vop): New function.
24193 (op_iter_next_use): Remove vuses and mayuses cases.
24194 (op_iter_next_def): Remove vdefs case.
24195 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
24196 (clear_and_done_ssa_iter): Do not set removed fields.
24197 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
24198 Assert we are not iterating over vuses or vdefs if not also
24199 iterating over uses or defs.
24200 (op_iter_init_use): Likewise.
24201 (op_iter_init_def): Likewise.
24202 (op_iter_next_vdef): Remove.
24203 (op_iter_next_mustdef): Likewise.
24204 (op_iter_init_vdef): Likewise.
24205 (compare_ssa_operands_equal): Likewise.
24206 (link_use_stmts_after): Handle vuse operand.
24207 (is_call_used): Use is_call_clobbered.
24208 (is_call_clobbered): Global variables are always call clobbered,
24209 query the call-clobbers bitmap.
24210 (mark_call_clobbered): Ignore global variables.
24211 (clear_call_clobbered): Likewise.
24212 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
24213 virtual operands sanity check.
24214 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
24216 (TARGET_MEM_REF): Remove TMR_TAG operand.
24217 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
24218 Remove call-clobber related code.
24219 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
24220 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
24221 partitions or escape reason.
24222 (get_single_def_stmt, get_single_def_stmt_from_phi,
24223 get_single_def_stmt_with_phi): Remove.
24224 (dump_referenced_vars): Tidy.
24225 (get_ref_base_and_extent): Allow bare decls.
24226 (collect_dfa_stats): Adjust.
24227 * graphite.c (rename_variables_in_stmt): Adjust.
24228 (graphite_copy_stmts_from_block): Likewise.
24229 (translate_clast): Likewise.
24230 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
24232 (translate_vuse_through_block): Use the oracle.
24233 (phi_translate_1): Adjust.
24234 (value_dies_in_block_x): Use the oracle. Cache the outcome
24236 (valid_in_sets): Check if the VUSE for
24237 a REFERENCE is available.
24238 (eliminate): Do not remove stmts during elimination,
24239 instead queue and remove them afterwards.
24240 (do_pre): Do not rebuild alias info.
24241 (pass_pre): Run TODO_rebuild_alias before PRE.
24242 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
24243 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
24244 (mark_all_v_defs_stmt): Remove.
24245 (mark_all_v_defs_seq): Adjust.
24246 (sra_replace): Likewise.
24247 (scalarize_use): Likewise.
24248 (scalarize_copy): Likewise.
24249 (scalarize_init): Likewise.
24250 (scalarize_ldst): Likewise.
24251 (todoflags): Remove.
24252 (tree_sra): Do not rebuild alias info.
24253 (tree_sra_early): Adjust.
24254 (pass_sra): Run TODO_update_address_taken before SRA.
24255 * tree-predcom.c (set_alias_info): Remove.
24256 (prepare_initializers_chain): Do not call it.
24257 (mark_virtual_ops_for_renaming): Adjust.
24258 (mark_virtual_ops_for_renaming_list): Remove.
24259 (initialize_root_vars): Adjust.
24260 (initialize_root_vars_lm): Likewise.
24261 (prepare_initializers_chain): Likewise.
24262 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24263 (may_propagate_copy_into_stmt): Likewise.
24264 (merge_alias_info): Do nothing for now.
24265 (propagate_tree_value_into_stmt): Adjust.
24266 (stmt_may_generate_copy): Likewise.
24267 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24268 not mark symbols for renaming.
24269 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24270 with the same statement, make sure to update the new pointed-to one.
24271 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24272 call statements, do not mark symbols for renaming.
24273 (mark_operand_necessary): Dump something.
24274 (ref_may_be_aliased): New function.
24275 (mark_aliased_reaching_defs_necessary_1): New helper function.
24276 (mark_aliased_reaching_defs_necessary): Likewise.
24277 (mark_all_reaching_defs_necessary_1): Likewise.
24278 (mark_all_reaching_defs_necessary): Likewise.
24279 (propagate_necessity): Do not process virtual PHIs. For
24280 non-aliased loads mark all reaching definitions as necessary.
24281 For aliased loads and stores mark the immediate dominating
24282 aliased clobbers as necessary.
24283 (visited): New global static.
24284 (perform_tree_ssa_dce): Free visited bitmap after propagating
24286 (remove_dead_phis): Perform simple dead virtual PHI removal.
24287 (remove_dead_stmt): Properly unlink virtual operands when
24289 (eliminate_unnecessary_stmts): Schedule PHI removal after
24291 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24292 (process_replaceable): Likewise.
24293 (find_replaceable_in_bb): Likewise.
24294 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24295 based on the single gimple vop.
24296 (verify_flow_insensitive_alias_info): Remove.
24297 (verify_flow_sensitive_alias_info): Likewise.
24298 (verify_call_clobbering): Likewise.
24299 (verify_memory_partitions): Likewise.
24300 (verify_alias_info): Likewise.
24301 (verify_ssa): Adjust..
24302 (execute_update_addresses_taken): Export. Update SSA
24303 manually. Optimize only when optimizing. Use a local bitmap.
24304 (pass_update_address_taken): Remove TODO_update_ssa, add
24306 (pass_update_address_taken): Just use TODO_update_address_taken.
24307 (init_tree_ssa): Do not initialize addressable_vars.
24308 (verify_ssa): Verify new VUSE / VDEF properties.
24309 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24310 Do not call verify_alias_info.
24311 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24312 Do not free the loaded and stored syms bitmaps. Reset the escaped
24313 and callused solutions. Do not free addressable_vars.
24314 Remove memory-tag related code.
24315 (warn_uninitialized_var): Aliases are always available.
24316 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24317 * lambda-code.c (can_put_in_inner_loop): Adjust.
24318 (can_put_after_inner_loop): Likewise.
24319 (perfect_nestify): Likewise.
24320 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24321 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24322 (vectorizable_conversion): Do not mark symbols for renaming.
24323 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24324 (expand_call_inline): Unlink the calls virtual operands before
24326 (tree_function_versioning): Do not call update_ssa if we are not
24327 updating clones. Simplify.
24328 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24329 (propagate_with_phi): Likewise..
24330 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24331 clobber code. Assert we are not aliased or global.
24332 * tree-flow.h: Include tree-ssa-alias.h
24333 (enum escape_type): Remove.
24334 (struct mem_sym_stats_d): Likewise.
24335 (struct mem_ref_stats_d): Likewise.
24336 (struct gimple_df): Add vop member. Remove global_var,
24337 call_clobbered_vars, call_used_vars, addressable_vars,
24338 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24339 escaped and callused members.
24340 (struct ptr_info_def): Remove all members, add points-to solution
24342 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24343 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24344 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24345 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24346 (tree-ssa-alias.o): Likewise.
24347 (toplev.o): Add tree-ssa-alias.h
24348 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24349 * gimple.c (gimple_set_bb): Fix off-by-one error.
24350 (is_gimple_reg): Do not handle memory tags.
24351 (gimple_copy): Also copy virtual operands.
24352 Delay updating the statement. Do not reset loaded and stored syms.
24353 (gimple_set_stored_syms): Remove.
24354 (gimple_set_loaded_syms): Likewise.
24355 (gimple_call_copy_skip_args): Copy the virtual operands
24356 and mark the new statement modified.
24357 * tree-ssa-structalias.c (may_alias_p): Remove.
24358 (set_uids_in_ptset): Take the alias set to prune with as
24359 parameter. Fold in the alias test of may_alias_p.
24360 (compute_points_to_sets): Compute whether a ptr is dereferenced
24361 in a local sbitmap.
24362 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24363 other ADDRESSOF constraints on the lhs.
24364 (get_constraint_for_component_ref): Assert that we don't get
24365 ADDRESSOF constraints from the base of the reference.
24366 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24367 (struct variable_info): Remove collapsed_to member.
24368 (get_varinfo_fc): Remove.
24369 (new_var_info): Do not set collapsed_to.
24370 (dump_constraint): Do not follow cycles.
24371 (dump_constraint_graph): Likewise.
24372 (build_pred_graph): Likewise.
24373 (build_succ_graph): Likewise.
24374 (rewrite_constraints): Likewise.
24375 (do_simple_structure_copy): Remove.
24376 (do_rhs_deref_structure_copy): Remove.
24377 (do_lhs_deref_structure_copy): Remove.
24378 (collapse_rest_of_var): Remove.
24379 (do_structure_copy): Re-implement.
24380 (pta_stats): New global variable.
24381 (dump_pta_stats): New function.
24382 (struct constraint_expr): Make offset signed.
24383 (UNKNOWN_OFFSET): Define special value.
24384 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24385 (solution_set_expand): New helper function split out from ...
24386 (do_sd_constraint): ... here.
24387 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24388 (do_ds_constraint): Likewise.
24389 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24390 and CALLUSED = *CALLUSED.
24391 (set_union_with_increment): Make inc argument signed.
24392 (type_safe): Remove.
24393 (get_constraint_for_ptr_offset): Handle unknown and negative
24395 (first_vi_for_offset): Handle offsets before start. Bail
24396 out early for offsets beyond the variable extent.
24397 (first_or_preceding_vi_for_offset): New function.
24398 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24399 Together with ESCAPED = *ESCAPED this properly computes reachability.
24400 (find_what_var_points_to): New function.
24401 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24402 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24403 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24404 pt_solutions_intersect): New functions.
24405 (compute_call_used_vars): Remove.
24406 (compute_may_aliases): New main entry into PTA computation.
24407 * gimple.h (gimple_p): New typedef.
24408 (struct gimple_statement_base): Remove references_memory_p.
24409 (struct gimple_statement_with_memory_ops_base): Remove
24410 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24412 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24413 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24414 gimple_set_references_memory): Remove.
24415 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24416 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24418 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24419 (verify_expr): Allow RESULT_DECL.
24420 (gimple_duplicate_bb): Do not copy virtual operands.
24421 (gimple_duplicate_sese_region): Adjust.
24422 (gimple_duplicate_sese_tail): Likewise.
24423 (mark_virtual_ops_in_region): Remove.
24424 (move_sese_region_to_fn): Do not call it.
24425 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24426 and pass_simple_dse.
24427 (execute_function_todo): Handle TODO_update_address_taken,
24428 call execute_update_addresses_taken for TODO_rebuild_alias.
24429 (execute_todo): Adjust.
24430 (execute_one_pass): Init dump files early.
24431 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24433 (create_general_new_stmt): Clear vops.
24434 * tree-ssa-reassoc.c (get_rank): Adjust.
24435 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24436 symbols for renaming.
24437 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24438 (PARAM_AVG_ALIASED_VOPS): Likewise.
24439 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24440 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24441 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24442 (operand_build_cmp, copy_virtual_operands,
24443 create_ssa_artificial_load_stmt, add_to_addressable_set,
24444 gimple_add_to_addresses_taken): Remove public functions.
24445 (unlink_stmt_vdef): New function.
24447 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24449 * config.gcc (powerpc-*-linux*): Merge variants.
24451 2009-04-02 Chao-ying Fu <fu@mips.com>
24452 James Grosbach <james.grosbach@microchip.com>
24454 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24455 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24457 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24458 keep_interrupts_masked_p, use_debug_exception_return_p.
24459 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24460 keep_interrupts_masked, use_debug_exception_return.
24461 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24462 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24464 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24465 (mips_print_operand): Process COP0 registers to print $0 .. $31
24466 correctly for GAS to process.
24467 (mips_interrupt_extra_call_saved_reg_p): New function.
24468 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24470 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24471 (mips_compute_frame_info): Add supports for interrupt context that
24472 includes doubleword accumulators and COP0 registers.
24473 (mips_for_each_saved_acc): New function.
24474 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24475 mips_for_each_saved_reg.
24476 (mips_save_reg): Save accumulators.
24477 (mips_kernel_reg_p): A new for_each_rtx callback.
24478 (mips_expand_prologue): Support interrupt handlers.
24479 (mips_restore_reg): Restore accumulators.
24480 (mips_expand_epilogue): Support interrupt handlers.
24481 (mips_can_use_return_insn): Return false for interrupt handlers.
24482 (mips_epilogue_uses): New function.
24483 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24484 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24485 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24486 cop0_move): New instructions.
24487 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24488 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24490 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24492 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24493 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24494 interrupt handlers, we use K0 as the temporary register.
24495 (EPILOGUE_USES): Change to a function call.
24496 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24497 handlers, we use K0 as the temporary register.
24499 * doc/extend.texi (Function Attributes): Document interrupt,
24500 use_shadow_register_set, keep_interrupts_masked,
24501 use_debug_exception_return for MIPS attributes.
24503 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24505 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24506 Remove a number of t-files from tmake_file.
24507 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24508 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24509 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24510 target_prototype, not TARGET_PROTOTYPE.
24511 (LINK_OS_GNU_SPEC): Define.
24512 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24513 and darwin-ldoubdle.c.
24515 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24518 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24519 (cpp_options): Ditto.
24520 (default_compilers): Ditto.
24521 (display_help): Ditto.
24522 (process_command): Ditto.
24523 (do_spec_1): Ditto.
24524 (set_input): Use lbasename instead of duplicate code.
24525 (save_temps_prefix): New static for -save-temps=obj.
24526 (save_temps_length): Ditto.
24528 * doc/invoke.texi (-save-temps=obj): Document new variant to
24529 -save-temps switch.
24531 2009-04-02 Jeff Law <law@redhat.com>
24533 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24536 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24538 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24539 * configure: Regenerated.
24541 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24543 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24544 share the argument list.
24546 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24550 2009-02-12 Diego Novillo <dnovillo@google.com>
24552 * varpool.c (debug_varpool): New.
24553 * cgraph.h (debug_varpool): Declare.
24555 2009-04-02 Jan Hubicka <jh@suse.cz>
24557 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24560 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24562 * config/i386/i386.c (ix86_abi): Move initialization to ...
24563 (override_options): Here.
24565 2009-04-02 Christian Bruel <christian.bruel@st.com>
24567 * config/sh/sh.c (sh_dwarf_register_span): New function.
24568 (TARGET_DWARF_REGISTER_SPAN): Define.
24569 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24571 2009-04-02 Ira Rosen <irar@il.ibm.com>
24573 PR tree-optimization/39595
24574 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24575 interleaved loads group is not greater than the SLP group size.
24577 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24579 * builtins.c (is_builtin_name): New.
24580 (called_as_built_in): Use is_builtin_name.
24581 * tree.h (is_builtin_name): New.
24582 * varasm.c (incorporeal_function_p): Use is_builtin_name
24584 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24586 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24588 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24591 * c-decl.c (clone_underlying_type): Move this ...
24592 * c-common.c (set_underlying_type): ... here.
24593 Also, make sure the function properly sets TYPE_STUB_DECL() on
24594 the newly created typedef variant type.
24595 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24596 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24599 2009-04-02 Richard Guenther <rguenther@suse.de>
24601 PR tree-optimization/37221
24602 * tree-flow.h (degenerate_phi_result): Declare.
24603 * tree-ssa-dom.c (degenerate_phi_result): Export.
24604 * tree-scalar-evolution.c (analyze_initial_condition): If
24605 the initial condition is defined by a degenerate PHI node
24606 use the degenerate value.
24608 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24610 PR rtl-optimization/39588
24611 * combine.c (merge_outer_ops): Do not set the constant when this
24613 (simplify_shift_const_1): Do not modify it either in this case.
24615 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24617 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24618 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24620 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24623 * c-lex.c (interpret_float): Default (no suffix) is double.
24625 2009-04-1 Xinliang David Li <davidxl@google.com>
24627 * config/i386/i386.c (legitimate_constant_p): Recognize
24628 all one vector constant.
24630 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24632 * config/vax/vax.c: Add #includes to silence warnings.
24633 Change #include order to silence two warnings.
24635 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24637 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24638 (ASM_SPEC): Pass -k to the assembler for PIC code.
24640 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24642 * config.gcc: Add vax-*-linux* to the switch.
24643 * config/vax/linux.h: New file. (TARGET_VERSION,
24644 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24646 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24648 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24649 Use predicate macros instead of GET_CODE() == foo.
24650 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24651 ashlsi3, rotrsi3, <unnamed>): Likewise.
24653 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24655 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24656 jbbccihi, jbbccisi): Remova trailing whitespace.
24657 * config/vax/constraints.md: Likewise.
24658 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24659 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24660 * config/vax/predicates.md: Likewise.
24661 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24662 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24663 * config/vax/vax.h: Likewise.
24664 * config/vax/vax.md (nonlocal_goto): Likewise.
24666 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24668 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24669 (indirectable_address_p, adjacent_operands_p): Add spaces around
24671 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24673 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24675 * config/vax/vax.c (legitimate_constant_address_p,
24676 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24677 index_term_p, reg_plus_index_p, legitimate_address_p,
24678 vax_mode_dependent_address_p): Update comments to match functions
24679 modified by the recent int->bool conversion.
24681 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24683 * config/vax/builtins.md: Update copyright message.
24684 * config/vax/constraints.md: Likewise.
24685 * config/vax/netbsd-elf.h: Likewise.
24686 * config/vax/predicates.md: Likewise.
24687 * config/vax/vax-protos.h: Likewise.
24688 * config/vax/vax.c: Likewise.
24689 * config/vax/vax.h: Likewise.
24690 * config/vax/vax.md: Likewise.
24691 * config/vax/vax.opt: Likewise.
24693 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24695 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24696 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24697 * config/vax/constraints.md (B, R): Likewise.
24698 * config/vax/predicates.md (external_memory_operand,
24699 nonimmediate_addsub_di_operand): Likewise.
24700 * config/vax/vax.c (vax_output_int_add): Likewise.
24701 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24702 untyped_call): Likewise.
24704 2009-04-01 Matt Thomas <matt@3am-software.com>
24706 * config/vax/predicates.md: New file.
24707 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24708 external_const_operand, nonsymbolic_operand, external_memory_operand,
24709 indirect_memory_operand, indexed_memory_operand,
24710 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24711 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24713 * config/vax/constraints.md: New file.
24714 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24716 * config/vax/builtins.md: New file.
24717 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24718 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24720 * config/vax/vax.opt (mqmath): Add option.
24721 * config/vax/vax.md (isfx): Extend with DI.
24722 (VAXintQH, VAXintQHSD): Define.
24723 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24724 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24725 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24726 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24727 (movdi): Update constraints and use vax_output_int_move().
24728 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24729 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24730 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24731 nonlocal_goto): New.
24732 (mov<mode>): Extend accepted operand types.
24733 (subdi3_old): Rename from subdi3, change update constraints and use
24734 a new implementation.
24735 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24736 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24737 MOVE_RATIO, CLEAR_RATIO): Define.
24738 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24739 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24740 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24741 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24742 (split_quadword_operands): Make static and really allow variable
24744 (print_operand_address): Update for PIC generation.
24745 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24746 indexable_address_p, fixup_mathdi_operand,
24747 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24748 (vax_float_literal, legitimate_constant_p,
24749 indirectable_constant_address_p, index_term_p,
24750 reg_plus_index_p): Return bool instead of int.
24751 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24753 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24755 (vax_output_conditional_branch): Indent.
24756 (legitimate_constant_address_p, indirectable_constant_address_p,
24757 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24758 vax_mode_dependent_address_p): Return bool instead of int, update for
24760 * config/vax/vax-protos.h (legitimate_constant_address_p,
24761 legitimate_constant_p, legitimate_address_p,
24762 vax_mode_dependent_address_p): Change declaration to bool.
24763 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24764 vax_expand_addsub_di_operands, vax_output_int_subtract,
24765 vax_output_movmemsi): Declare.
24766 (split_quadword_operands, vax_float_literal): Delete declaration.
24767 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24768 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24769 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24770 ASM_OUTPUT_DWARF_PCREL): Define.
24771 (ASM_SPEC): Change definition to allow PIC generation.
24773 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24775 * doc/sourcebuild.texi: Update front-end requirements.
24777 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24780 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24781 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24782 (booldi3_internal3): Use boolean_or_operator instead of
24785 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24788 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24789 declarator whose size is not an integer constant expression but
24790 folds to an integer constant, then treat it as a constant
24793 2009-04-01 Richard Guenther <rguenther@suse.de>
24795 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24796 i * 4 + 2 to (i * 2 + 1) * 2.
24798 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24801 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24802 return if c_parser_asm_string_literal returned NULL.
24804 2009-04-01 Nick Clifton <nickc@redhat.com>
24806 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24808 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24809 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24810 other typedefs to avoid conflicts with libgcc2.c. Define labels
24811 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24813 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24814 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24817 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24819 * varasm.c (default_function_rodata_section): Declare DOT as
24822 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24823 Andrey Galkin <agalkin@hypercom.com>
24826 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24827 Make object_name unique for each process.
24829 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24832 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24833 addressable variables in the parallel that could go out of scope while
24834 running queued tasks.
24836 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24838 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24839 (CASE_VALUES_THRESHOLD): Redefine.
24840 * config/avr/avr.c (avr_override_options): Remove initialization of
24841 avr_case_values_threshold variable.
24842 (avr_case_values_threshold): Remove variable. Add new function.
24843 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24844 * config/avr/avr.opt (mno-tablejump): Remove option.
24845 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24847 2009-04-01 DJ Delorie <dj@redhat.com>
24849 * varasm.c (default_function_rodata_section): Don't assume
24850 anything about where the first '.' in the section name is.
24852 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24854 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24855 rs6000_emit_stack_tie.
24857 2009-03-31 Ian Lance Taylor <iant@google.com>
24859 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24860 gimple_code with GIMPLE_RESX, not RESX.
24862 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24864 * c-common.c (c_get_ident): New.
24865 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24867 2009-04-01 Ben Elliston <bje@au.ibm.com>
24869 * config/rs6000/sysv4.opt (msdata): Improve option description.
24871 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24873 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24874 (divdf3_internal_lat): Remove.
24875 (divxf3_internal_lat): Remove.
24876 (divxf3_internal_thr): Remove.
24877 (divxf): Use divxf3_internal.
24878 * config/ia64/div.md (divsf3_internal_lat): New.
24879 (divdf3_internal_lat): New.
24880 (divxf3_internal): New.
24882 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24885 * Makefile.in (USE_GCC_STDINT): Define.
24886 (stmp-int-hdrs): Install stdint.h if applicable.
24887 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24889 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24890 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24891 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24892 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24893 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24894 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24895 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24896 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24897 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24898 (c_common_nodes_and_builtins): Initialize
24899 underlying_wchar_type_node. Do not initialize
24900 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24901 nodes for new types.
24902 (c_stddef_cpp_builtins): Define macros for new types.
24903 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24905 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24906 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24907 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24908 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24909 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24910 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24911 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24912 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24913 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24914 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24915 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24916 int16_type_node, int32_type_node, int64_type_node,
24917 uint8_type_node, uint16_type_node, c_uint32_type_node,
24918 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24919 int_least32_type_node, int_least64_type_node,
24920 uint_least8_type_node, uint_least16_type_node,
24921 uint_least32_type_node, uint_least64_type_node,
24922 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24923 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24924 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24925 uintptr_type_node): Define.
24926 * c-cppbuiltin.c (builtin_define_constants,
24927 builtin_define_type_minmax): New.
24928 (builtin_define_stdint_macros): Define more macros.
24929 (c_cpp_builtins): Define more limit macros.
24930 (type_suffix): New.
24931 (builtin_define_type_max): Define in terms of
24932 builtin_define_type_minmax. Remove is_long parameter. All
24934 * config.gcc (use_gcc_stdint): Define.
24935 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24936 Add newlib-stdint.h for generic targets.
24937 * config/glibc-stdint.h, config/newlib-stdint.h,
24938 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24939 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24940 * config/score/score.h (UINTPTR_TYPE): Define.
24941 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24942 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24943 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24944 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24945 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24946 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24947 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24948 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24949 * config/spu/spu.h (STDINT_LONG32): Define.
24950 * configure.ac (use_gcc_stdint): Substitute.
24951 * configure: Regenerate.
24952 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24953 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24954 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24955 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24956 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24957 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24958 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24959 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24960 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24961 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24962 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24963 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24964 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24965 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24966 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24967 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24968 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24969 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24970 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24971 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24972 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24973 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24974 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24975 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24976 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24977 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24978 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24979 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24980 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24982 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24984 * loop-iv.c (suitable_set_for_replacement): Renamed from
24985 simplify_using_assignment; changed to return bool and to accept new
24986 args DEST and SRC. Return true iff we find a source/destination pair
24987 that can be used to make a replacement, and fill SRC and DEST if so.
24988 Remove arg ALTERED. Don't deal with altered regs here. All callers
24990 (simplify_using_initial_values): Deal with altered regs here and track
24991 more precisely the effect they have on the validity of our expression.
24993 * loop-iv.c (simplify_using_condition): A condition of the form
24994 (EQ REG CONST) can be used to simply make a substitution.
24995 (simplify_using_initial_values): Keep track of conditions we have seen
24996 and keep using them to simplify new expressions, while applying the
24997 same substitutions to them as to the expression.
24999 * simplify-rtx.c (simplify_relational_operation_1): Simplify
25000 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
25003 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
25004 changed. Use this when trying to improve the upper bound.
25005 Generate the comparison by using simplify_gen_relational.
25007 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
25009 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
25011 (simplify_using_assignment, simplify_using_initial_values): Call
25012 replace_in_expr to make replacements. Call replace_single_def_regs
25013 once on the initial version of the expression.
25015 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25018 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
25020 2009-03-31 Richard Guenther <rguenther@suse.de>
25022 PR middle-end/31029
25023 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
25024 equality comparisons. Fold C - X CMP X if C % 2 == 1.
25026 2009-03-31 Richard Guenther <rguenther@suse.de>
25028 * tree.h (div_if_zero_remainder): Declare.
25029 * fold-const.c (div_if_zero_remainder): Export.
25030 * tree-ssa-forwprop.c
25031 (forward_propagate_addr_into_variable_array_index): Handle
25032 constant array index addition outside of the variable index.
25034 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25037 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
25038 define_splits, floatunssi<mode>2): Require x87 conversions from
25039 DImode to be permitted.
25041 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25043 PR preprocessor/15638
25044 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25046 2009-03-31 Richard Guenther <rguenther@suse.de>
25048 PR middle-end/23401
25049 PR middle-end/27810
25050 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25051 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25052 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25053 a separate statement.
25054 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25055 (lookup_tmp_var): Likewise.
25056 (is_gimple_formal_tmp_or_call_rhs): Remove.
25057 (is_gimple_reg_or_call_rhs): Rename to ...
25058 (is_gimple_reg_rhs_or_call): ... this.
25059 (is_gimple_mem_or_call_rhs): Rename to ...
25060 (is_gimple_mem_rhs_or_call): ... this.
25061 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25062 DECL_GIMPLE_REG_P only if is_formal is true.
25063 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25064 for non-proper post-modify expression gimplification.
25065 (gimplify_self_mod_expr): For post-modify expressions gimplify
25066 the lvalue to a minimal lvalue.
25067 (rhs_predicate_for): Remove formal temp case.
25068 (gimplify_modify_expr_rhs): Likewise.
25069 (gimplify_addr_expr): Use is_gimple_reg.
25070 (gimplify_expr): Remove formal temp cases.
25071 (gimple_regimplify_operands): Likewise.
25072 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25073 and FILTER_EXPR like constants.
25074 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25076 (is_gimple_formal_tmp_rhs): Remove.
25077 (is_gimple_reg_rhs): Remove special casing.
25078 (is_gimple_mem_rhs): Fix.
25079 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25080 (is_gimple_formal_tmp_var): Remove.
25081 (is_gimple_formal_tmp_reg): Likewise.
25082 (is_gimple_min_lval): Allow invariant component ref parts.
25083 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25084 is_gimple_formal_tmp_reg): Remove declarations.
25085 * tree-cfg.c (verify_expr): Verify that variables with address
25086 taken do not have DECL_GIMPLE_REG_P set.
25087 * tree-mudflap.c (mf_build_check_statement_for): Use
25088 force_gimple_operand instead of gimplify_expr.
25090 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
25092 * modulo-sched.c (sms_schedule_by_order): Pass the actual
25093 schedulable rows to compute_split_row.
25095 2009-03-31 Ben Elliston <bje@au.ibm.com>
25098 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
25101 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25103 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
25104 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
25105 * configure: Regenerate.
25106 * config.in: Regenerate.
25107 * config/rs6000/rs6000.opt (mtls-markers): Add.
25108 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
25109 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
25110 (tls_ld_aix, tls_ld_sysv): Likewise.
25111 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
25112 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
25114 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25116 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
25118 2009-03-30 Jan Hubicka <jh@suse.cz>
25120 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
25122 (tree_remove_unreachable_handlers): Cleanup EH predecestor
25123 detection and label handling.
25125 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25127 * ira-int.h (ira_allocno): Rename left_conflicts_num to
25128 left_conflicts_size.
25129 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
25130 ALLOCNO_LEFT_CONFLICTS_SIZE.
25132 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
25133 remove_allocno_from_bucket_and_push,
25134 allocno_spill_priority_compare, push_allocnos_to_stack,
25135 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25136 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
25137 (setup_allocno_left_conflicts_num): Ditto. Rename to
25138 setup_allocno_left_conflicts_size.
25139 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25140 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
25141 setup_allocno_left_conflicts_size instead of
25142 setup_allocno_left_conflicts_num.
25144 * ira-build.c (ira_create_allocno): Use
25145 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
25146 ALLOCNO_LEFT_CONFLICTS_NUM.
25148 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25150 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25151 instead of DF_LR_OUT.
25153 * ira-lives.c (process_bb_node_lives): Ditto.
25155 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25156 instead of DF_LR_{OUT,IN}.
25158 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25160 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25162 2009-03-30 Jan Hubicka <jh@suse.cz>
25164 * except.c (label_to_region_map): Fix thinko.
25166 2009-03-30 Steve Ellcey <sje@cup.hp.com>
25168 PR middle-end/38237
25169 * tree.h (tree_find_value): New declaration.
25170 * tree.c (tree_find_value): New function.
25171 * varasm.c (assemble_external): Avoid duplicate entries on lists.
25173 2009-03-30 Jakub Jelinek <jakub@redhat.com>
25176 * c-decl.c (struct c_binding): Add locus field.
25177 (bind): Add locus argument, set locus field from it.
25178 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
25179 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
25180 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
25181 implicitly_declare, undeclared_variable, lookup_label,
25182 declare_label, c_make_fname_decl, c_builtin_function,
25183 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
25186 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
25189 * config/i386/i386.c (classify_argument): Check total size of
25192 2009-03-30 Martin Jambor <mjambor@suse.cz>
25194 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
25195 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
25196 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
25199 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
25200 seen_variable_array_ref while also traversing a union.
25202 * tree-inline.c (optimize_inline_calls): Do not call
25203 cgraph_node_remove_callees.
25204 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
25205 (pass_remove_cgraph_callee_edges): New variable.
25206 * passes.c (init_optimization_passes): Add
25207 pass_remove_cgraph_callee_edges after early inlining and before all
25208 late intraprocedural passes.
25210 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
25212 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25214 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
25215 Fix typos in names.
25217 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25219 * combine.c (simplify_comparison): Use have_insn_for.
25220 * dojump.c (do_jump): Likewise.
25222 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25224 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
25225 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
25226 sparc_compare_op0 like sparc_compare_emitted used to be handled.
25227 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
25228 instead of sparc_compare_emitted.
25229 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
25230 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
25231 instead of sparc_compare_emitted.
25233 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25235 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
25236 enter/exit cfglayout mode.
25237 (pass_partition_block): Require it.
25238 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
25239 (combine_instructions): Track basic blocks instead of labels.
25240 (update_cfg_for_uncondjump): New.
25241 (try_combine): Use it. Update jumps after rescanning.
25242 (pass_combine): Require PROP_cfglayout.
25243 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
25245 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25247 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
25248 Provide/destroy PROP_cfglayout respectively.
25249 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
25250 * tree-pass.h (PROP_cfglayout): New.
25252 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25254 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25255 fold_convert_const_fixed_from_fixed,
25256 fold_convert_const_fixed_from_int,
25257 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25258 set TREE_CONSTANT_OVERFLOW.
25259 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25260 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25262 2009-03-30 Ira Rosen <irar@il.ibm.com>
25264 * tree-vect-loop-manip.c: New file.
25265 * tree-vectorizer.c: Update documentation and included files.
25266 (vect_loop_location): Make extern.
25267 (rename_use_op): Move to tree-vect-loop-manip.c
25268 (rename_variables_in_bb, rename_variables_in_loop,
25269 slpeel_update_phis_for_duplicate_loop,
25270 slpeel_update_phi_nodes_for_guard1,
25271 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25272 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25273 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25274 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25275 find_loop_location): Likewise.
25276 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25277 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25278 get_vectype_for_scalar_type, vect_is_simple_use,
25279 supportable_widening_operation, supportable_narrowing_operation):
25281 (bb_in_loop_p): Move to tree-vect-loop.c.
25282 (new_loop_vec_info, destroy_loop_vec_info,
25283 reduction_code_for_scalar_code, report_vect_op,
25284 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25285 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25286 (vect_supportable_dr_alignment): Likewise.
25287 * tree-vectorizer.h (tree-data-ref.h): Include.
25288 (vect_loop_location): Declare.
25289 Reorganize function declarations according to the new file structure.
25290 * tree-vect-loop.c: New file.
25291 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25292 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25293 * tree-vect-data-refs.c: New file.
25294 * tree-vect-patterns.c (timevar.h): Don't include.
25295 * tree-vect-stmts.c: New file.
25296 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25297 tree-vect-slp.c, tree-vect-loop.c.
25298 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25299 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25300 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25301 (tree-vect-analyze.o): Remove.
25302 (tree-vect-transform.o): Likewise.
25303 (tree-vect-data-refs.o): Add rule.
25304 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25305 tree-vect-slp.o): Likewise.
25306 (tree-vect-patterns.o): Remove redundant dependencies.
25307 (tree-vectorizer.o): Likewise.
25308 * tree-vect-slp.c: New file.
25310 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25312 * optc-gen.awk: Warn if an option flag has multiple different
25315 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25317 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25318 -floop-block): Document dependences on PPL, CLooG and Graphite.
25320 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25322 PR rtl-optimization/323
25323 * c-common.c (c_fully_fold, convert_and_check,
25324 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25325 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25326 * c-common.def (EXCESS_PRECISION_EXPR): New.
25327 * c-cppbuiltin.c (builtin_define_float_constants): Define
25328 constants with enough digits for long double.
25329 * c-lex.c (interpret_float): Interpret constant with excess
25330 precision where appropriate.
25331 * c-opts.c (c_common_post_options): Set
25332 flag_excess_precision_cmdline. Give an error for
25333 -fexcess-precision=standard for C++ for processors where the
25334 option is significant.
25335 * c-parser.c (c_parser_conditional_expression): Handle excess
25336 precision in condition.
25337 * c-typeck.c (convert_arguments): Handle arguments with excess
25339 (build_unary_op): Move excess precision outside operation.
25340 (build_conditional_expr): Likewise.
25341 (build_compound_expr): Likewise.
25342 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25343 (build_modify_expr): Handle excess precision in RHS.
25344 (convert_for_assignment): Handle excess precision in converted
25346 (digest_init, output_init_element, process_init_element): Handle
25347 excess precision in initializer.
25348 (c_finish_return): Handle excess precision in return value.
25349 (build_binary_op): Handle excess precision in operands and add
25350 excess precision as needed for operation.
25351 * common.opt (-fexcess-precision=): New option.
25352 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25353 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25354 For standard excess precision, output explicit conversion to and
25355 truncation from XFmode.
25356 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25357 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25358 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25359 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25360 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25361 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25362 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25363 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25364 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25365 define_splits, sqrt<mode>2): Disable where appropriate for
25366 standard excess precision.
25367 * convert.c (convert_to_real): Do not shorten arithmetic to type
25368 for which excess precision would be used.
25369 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25370 * doc/invoke.texi (-fexcess-precision=): Document option.
25371 (-mfpmath=): Correct index entry.
25372 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25373 flag_excess_precision): New.
25374 * langhooks.c (lhd_post_options): Set
25375 flag_excess_precision_cmdline.
25376 * opts.c (common_handle_option): Handle -fexcess-precision=.
25377 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25378 init_excess_precision): New.
25379 (lang_dependent_init_target): Call init_excess_precision.
25380 * tree.c (excess_precision_type): New.
25381 * tree.h (excess_precision_type): Declare.
25383 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25386 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25387 non-lvalue to component.
25389 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25391 PR preprocessor/34695
25392 * Makefile.in (c-opts.o): Depend on c-tree.h.
25393 * c-common.c: Move down include of diagnostic.h.
25394 (done_lexing, c_cpp_error): New.
25395 * c-common.h (done_lexing): Declare.
25396 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25398 * c-opts.c: Include c-tree.h.
25399 (c_common_init_options): Set preprocessor error callback.
25400 (c_common_handle_option): Do not set preprocessor
25401 inhibit_warnings, warnings_are_errors, warn_system_headers,
25402 pedantic_errors or inhibit_warnings flags.
25403 (c_common_post_options): Do not check cpp_errors (parse_in).
25404 (c_common_finish): Do not output dependencies if there were
25405 errors. Do not check return value of cpp_finish.
25406 * c-ppoutput.c (pp_file_change): Set input_location.
25407 * c-tree.h (c_cpp_error): Declare.
25408 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25410 (diagnostic_build_prefix): Check override_column.
25411 * diagnostic.h (diagnostic_info): Add override_column field.
25412 (diagnostic_override_column): Define.
25414 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25416 * c-common.c (c_expand_expr, c_staticp): Remove.
25417 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25418 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25419 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25420 * c-gimplify.c (gimplify_compound_literal_expr,
25421 optimize_compound_literals_in_ctor): Remove.
25422 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25423 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25424 * c-semantics.c (emit_local_var): Remove.
25426 * langhooks-def.h (lhd_expand_expr): Remove.
25427 * langhooks.c (lhd_expand_expr): Remove.
25428 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25430 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25431 handling from c-semantics.c; don't call into langhook.
25432 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25433 * gimplify.c (gimplify_compound_literal_expr,
25434 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25435 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25436 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25437 as was done in c-gimplify.c.
25438 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25439 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25440 Move from c-common.h.
25441 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25443 * tree.c (staticp): Do not call langhook.
25444 * langhooks.c (lhd_staticp): Delete.
25445 * langhooks-def.h (lhd_staticp): Delete prototype.
25446 (LANG_HOOKS_STATICP): Delete.
25447 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25449 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25450 instead of DECL_STMTs.
25452 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25460 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25462 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25463 contained expression.
25464 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25465 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25466 conditional expressions for C.
25467 (decl_constant_value_for_optimization): Move from
25468 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25469 whether optimizing and that the expression is a VAR_DECL not of
25470 array type instead of doing such checks in the caller. Do not
25471 check pedantic. Call gcc_unreachable for C++.
25472 * c-common.def (C_MAYBE_CONST_EXPR): New.
25473 * c-common.h (c_fully_fold, c_save_expr,
25474 decl_constant_value_for_optimization): New prototypes.
25475 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25476 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25477 EXPR_INT_CONST_OPERANDS): Define.
25478 * c-convert.c (convert): Strip nops from expression.
25479 * c-decl.c (groktypename): Take extra parameters expr and
25480 expr_const_operands. Update call to grokdeclarator.
25481 (start_decl): Update call to grokdeclarator. Add statement for
25482 expressions used in type of decl.
25483 (grokparm): Update call to grokdeclarator.
25484 (push_parm_decl): Update call to grokdeclarator.
25485 (build_compound_literal): Add parameter non_const and build a
25486 C_MAYBE_COSNT_EXPR if applicable.
25487 (grokdeclarator): Take extra parameters expr and
25488 expr_const_operands. Track expressions used in declaration
25489 specifiers and declarators. Fold array sizes and track whether
25490 they are constant expressions and whether they are integer
25491 constant expressions.
25492 (parser_xref_tag): Set expr and expr_const_operands fields in
25494 (grokfield): Update call to grokdeclarator.
25495 (start_function): Update call to grokdeclarator.
25496 (build_null_declspecs): Set expr and expr_const_operands fields in
25498 (declspecs_add_type): Handle expressions in typeof specifiers.
25499 * c-parser.c (c_parser_declspecs): Set expr and
25500 expr_const_operands fields for declaration specifiers.
25501 (c_parser_enum_specifier): Likewise.
25502 (c_parser_struct_or_union_specifier): Likewise.
25503 (c_parser_typeof_specifier): Likewise. Update call to
25504 groktypename. Fold expression as needed. Return expressions with
25505 type instead of adding statements.
25506 (c_parser_attributes): Update calls to c_parser_expr_list.
25507 (c_parser_statement_after_labels): Fold expression before passing
25508 to objc_build_throw_stmt.
25509 (c_parser_condition): Fold expression.
25510 (c_parser_asm_operands): Fold expression.
25511 (c_parser_conditional_expression): Use c_save_expr. Update call
25512 to build_conditional_expr.
25513 (c_parser_alignof_expression): Update call to groktypename.
25514 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25515 original_code. Fold expression argument of va_arg. Create
25516 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25517 argument to va_arg. Update calls to groktypename. Fold array
25518 index for offsetof. Verify that first argument to
25519 __builtin_choose_expr has integer type.
25520 (c_parser_postfix_expression_after_paren_type): Update calls to
25521 groktypename and build_compound_literal. Handle expressions with
25522 side effects in type name.
25523 (c_parser_postfix_expression_after_primary): Update call to
25524 c_parser_expr_list. Set original_code for calls to
25525 __builtin_constant_p.
25526 (c_parser_expr_list): Take extra parameter fold_p. Fold
25527 expressions if requested.
25528 (c_parser_objc_type_name): Update call to groktypename.
25529 (c_parser_objc_synchronized_statement): Fold expression.
25530 (c_parser_objc_receiver): Fold expression.
25531 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25532 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25533 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25534 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25535 (struct c_typespec): Add elements expr and expr_const_operands.
25536 (struct c_declspecs): Add elements expr and expr_const_operands.
25537 (groktypename, build_conditional_expr, build_compound_literal):
25539 (in_late_binary_op): Declare.
25540 * c-typeck.c (note_integer_operands): New function.
25541 (in_late_binary_op): New variable.
25542 (decl_constant_value_for_broken_optimization): Move to c-common.c
25543 and rename to decl_constant_value_for_optimization.
25544 (default_function_array_conversion): Do not strip nops.
25545 (default_conversion): Do not call
25546 decl_constant_value_for_broken_optimization.
25547 (build_array_ref): Do not fold result.
25548 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25549 result when operand is a VLA.
25550 (c_expr_sizeof_type): Update call to groktypename. Handle
25551 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25552 result when operand names a VLA type.
25553 (build_function_call): Update call to build_compound_literal.
25554 Only fold result for calls to __builtin_* functions. Strip
25555 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25556 the function designator.
25557 (convert_arguments): Fold arguments. Update call to
25558 convert_for_assignment.
25559 (build_unary_op): Handle increment and decrement of
25560 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25561 decrement earlier. Fold operand of increment and decrement.
25562 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25563 built for integer operand. Wrap returns that are INTEGER_CSTs
25564 without being integer constant expressions or that have integer
25565 constant operands without being INTEGER_CSTs.
25566 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25567 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25568 result is an integer constant expression or can be used in
25569 unevaluated parts of one and avoid folding and wrap as
25570 appropriate. Fold operands before possibly doing -Wsign-compare
25572 (build_compound_expr): Wrap result for C99 if operands can be used
25573 in integer constant expressions.
25574 (build_c_cast): Update call to digest_init. Do not ignore
25575 overflow from casting floating-point constants to integers. Wrap
25576 results that could be confused with integer constant expressions,
25577 null pointer constants or floating-point constants.
25578 (c_cast_expr): Update call to groktypename. Handle expressions
25579 included in type name.
25580 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25581 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25582 Update calls to convert_for_assignment.
25583 (convert_for_assignment): Take new parameter
25584 null_pointer_constant. Do not strip nops or call
25585 decl_constant_value_for_broken_optimization. Set
25586 in_late_binary_op for conversions to boolean.
25587 (store_init_value): Update call to digest_init.
25588 (digest_init): Take new parameter null_pointer_constant. Do not
25589 call decl_constant_value_for_broken_optimization. pedwarn for
25590 initializers not constant expressions. Update calls to
25591 convert_for_assignment.
25592 (constructor_nonconst): New.
25593 (struct constructor_stack): Add nonconst element.
25594 (really_start_incremental_init, push_init_level, pop_init_level):
25595 Handle constructor_nonconst and nonconst element.
25596 (set_init_index): Call constant_expression_warning for array
25598 (output_init_element): Fold value. Set constructor_nonconst as
25599 applicable. pedwarn for initializers not constant expressions.
25600 Update call to digest_init. Call constant_expression_warning
25601 where constant initializers are required.
25602 (process_init_element): Use c_save_expr.
25603 (c_finish_goto_ptr): Fold expression.
25604 (c_finish_return): Fold return value. Update call to
25605 convert_for_assignment.
25606 (c_start_case): Fold switch expression.
25607 (c_process_expr_stmt): Fold expression.
25608 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25609 ensure statement expression is not evaluated in constant expression.
25610 (build_binary_op): Track whether results are integer constant
25611 expressions or may occur in such, disable folding and wrap results
25612 as applicable. Fold operands for -Wsign-compare warnings unless
25614 (c_objc_common_truthvalue_conversion): Handle results folded to
25615 integer constants that are not integer constant expressions.
25616 * doc/extend.texi: Document when typeof operands are evaluated,
25617 that condition of __builtin_choose_expr is an integer constant
25618 expression, and more about use of __builtin_constant_p in
25621 2009-03-29 Richard Guenther <rguenther@suse.de>
25623 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25624 propagate addresses of array references.
25626 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25628 * regmove.c (perhaps_ends_bb_p): Remove.
25629 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25630 from INSN and check that the main loop stays within that basic block.
25631 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25632 (regmove_forward_pass): Split out from regmove_optimize. Use
25633 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25634 (regmove_backward_pass): Split out from regmove_optimize. Use
25635 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25636 (regmove_optimize): Simplify.
25638 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25641 * config/i386/i386.c (classify_argument): Ignore flexible array
25642 member in struct and warn ABI change.
25644 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25646 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25648 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25649 (ix86_adjust_cost): Updated.
25651 2009-03-29 Jan Hubicka <jh@suse.cz>
25653 PR middle-end/28850
25654 * tree-pass.h (pass_cleanup_eh): New function.
25655 (remove_unreachable_regions): Break code handling RTL
25656 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25657 that can not be reached by runtime.
25658 (can_be_reached_by_runtime): New function.
25659 (label_to_region_map): New function.
25660 (num_eh_regions): New function.
25661 (rtl_remove_unreachable_regions): New function.
25662 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25663 (remove_eh_region): New function.
25664 * except.h: Include sbitmap and vecprim.
25665 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25666 num_eh_regions): Declare.
25667 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25668 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25669 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25670 (tree_empty_eh_handler_p): New function.
25671 (cleanup_empty_eh): New function.
25672 (cleanup_eh): New function.
25673 (pass_cleanup_eh): New function.
25675 2009-03-29 Jan Hubicka <jh@suse.cz>
25677 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25678 for removed regions.
25680 2009-03-29 Jan Hubicka <jh@suse.cz>
25682 * except.c (dump_eh_tree): Dump all datastructures.
25684 2009-03-29 Jan Hubicka <jh@suse.cz>
25686 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25687 (duplicate_eh_regions_1): Likewise.
25688 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25689 vector; call EH verification.
25690 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25691 Be ready for region being removed.
25693 2009-03-29 Jan Hubicka <jh@suse.cz>
25695 * bitmap.c (bitmap_last_set_bit): New function.
25696 * bitmap.h (bitmap_last_set_bit): Declare.
25698 2009-03-29 David Ayers <ayers@fsfe.org>
25701 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25702 by calling objc_compare_types and surpress warnings about
25703 incompatible C pointers that are compatible ObjC pointers.
25705 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25707 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25708 call initialize_inline_failed.
25709 (initialize_inline_failed): Move it from here ...
25710 * cgraph.c (initialize_inline_failed): ... to here.
25711 (cgraph_create_edge): Call initialize_inline_failed rather than
25712 setting inline_failed directly.
25714 2009-03-29 Ben Elliston <bje@au.ibm.com>
25717 * sysv4.opt (msdata): Improve comment.
25718 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25719 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25721 2009-03-29 Ben Elliston <bje@au.ibm.com>
25724 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25725 load and store attributes.
25727 2009-03-29 Ben Elliston <bje@au.ibm.com>
25729 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25730 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25731 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25732 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25733 __builtin_infq and __builtin_huge_valq.
25735 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25737 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25739 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25740 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25742 2009-03-28 Xinliang David Li <davidxl@google.com>
25744 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25745 (do_dbg_cnt): New function.
25747 2009-03-28 Jan Hubicka <jh@suse.cz>
25749 Merge from pretty-ipa:
25751 2009-03-27 Jan Hubicka <jh@suse.cz>
25753 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25754 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25755 * passes.c (function_called_by_processed_nodes_p): New.
25756 * ipa-pure-const.c (check_call): Fix handling of operands.
25757 (analyze_function): Dump debug output for skipped bodies.
25758 (local_pure_const): Use function_called_by_processed_nodes_p.
25759 * dwarf2out.c (reference_to_unused): Use output.
25760 * passes.c (do_per_function_toporder): Likewise.
25762 2008-11-12 Jan Hubicka <jh@suse.cz>
25764 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25765 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25766 state_set_in_source enum
25767 (check_decl): Ignore memory tags; do not set fake looping flags;
25769 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25770 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25771 (check_call, analyze_function): Rewrite.
25773 (add_new_function): Update call of analyze_function.
25774 (generate_summary): Add call of analyze_function.
25775 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25776 (local_pure_const): New function.
25777 (pass_local_pure_const): New pass.
25778 * ipa-inline.c (inline_transform): Set after_inlining.
25779 * tree-eh.c (stmt_can_throw_external): New.
25780 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25781 work with aliasing built.
25782 * tree-flow.h (stmt_can_throw_external): New.
25783 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25784 and local pure/const pass in early and late optimization queue.
25786 2009-03-28 Martin Jambor <mjambor@suse.cz>
25788 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25790 (fold_binary): Allow function decl aligment consideration is the
25791 second argument is integer constant one.
25792 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25793 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25794 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25796 2009-03-28 Jan Hubicka <jh@suse.cz>
25798 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25799 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25800 * function.h (rtl_data): Add nothrow flag.
25801 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25802 set DECL_NOTHROW for AVAILABLE functions.
25804 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25806 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25807 following vector keyword has expansion starting with pixel or bool
25808 keyword, expand vector to __vector and pixel or bool to __pixel or
25812 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25813 warn_if_disallowed_function_p): Removed.
25814 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25815 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25816 warning_if_disallowed_function_p.
25817 * flags.h (warn_if_disallowed_function_p,
25818 warn_disallowed_functions): Removed.
25819 * common.opt (Wdisallowed-function-list=): Removed.
25820 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25822 2009-03-28 Richard Guenther <rguenther@suse.de>
25824 PR tree-optimization/38723
25825 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25828 2009-03-28 Jan Hubicka <jh@suse.cz>
25830 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25831 test introduced by my previous patch.
25833 2009-03-28 Richard Guenther <rguenther@suse.de>
25835 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25836 the PHIs value undefined.
25838 2009-03-28 Jan Hubicka <jh@suse.cz>
25840 * tree-pass.h (pass_fixup_cfg): New pass.
25841 * ipa-inline.c (inline_transform): Set
25842 always_inline_functions_inlined/after_inlining.
25843 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25844 (pass_fixup_cfg): New pass.
25845 * passes.c (init_optimization_passes): Add fixup_cfg.
25847 2009-03-28 Richard Guenther <rguenther@suse.de>
25849 PR tree-optimization/38458
25850 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25851 argument use the arguments copy-of value.
25853 2009-03-28 Richard Guenther <rguenther@suse.de>
25855 PR tree-optimization/38180
25856 * tree-ssa-ccp.c (get_default_value): Simplify.
25857 (likely_value): Likewise.
25858 (surely_varying_stmt_p): Properly handle VOP case.
25859 (ccp_initialize): Likewise.
25860 (ccp_fold): Handle propagating through *&.
25861 (fold_const_aggregate_ref): Also handle decls.
25863 2009-03-28 Jan Hubicka <jh@suse.cz>
25865 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25866 * cgraph.h (cgraph_node): Likewise.
25867 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25868 (cgraph_reset_node): Use process flag.
25869 (cgraph_mark_functions_to_output): Likewise.
25870 (cgraph_expand_function): Likewise.
25871 (cgraph_expand_all_functions): Likewise.
25872 (cgraph_output_in_order): Likewise.
25873 * dwarf2out.c (reference_to_unused): Likewise.
25874 * passes.c do_per_function_toporder): Likewise.
25876 2009-03-28 Jan Hubicka <jh@suse.cz>
25878 Bring from lto-branch:
25880 2008-09-03 Doug Kwan <dougkwan@google.com>
25882 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25883 enums instead of reason strings.
25884 * cgraph.c (cgraph_create_edge): Same.
25885 (cgraph_inline_failed_string): New function.
25886 * cgraph.h (cgraph_inline_failed_t): New enum type.
25887 (cgraph_inline_failed_string): New prototype.
25888 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25889 char pointer to cgraph_inline_failed_t.
25890 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25891 (cgraph_default_inline_p): Ditto.
25892 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25893 to cgraph_inline_failed_t pointer.
25894 * cif-code.def: New file.
25895 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25897 (cgraph_check_inline_limits): Change type of REASON to pointer to
25898 cgraph_inline_failed_t. Replace reason strings with enums.
25899 (cgraph_default_inline_p): Ditto.
25900 (cgraph_recursive_inlining_p): Ditto.
25901 (update_caller_keys): Change type of FAILED_REASON to
25902 cgraph_inline_failed_t.
25903 (cgraph_set_inline_failed): Change type of REASON to pointer to
25904 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25905 convert enums to strings for text output.
25906 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25907 to be of type cgraph_inline_failed_t. Replace reason strings with
25908 enums. Call cgraph_inline_failed_string to covert enums
25909 to strings for text output.
25910 (cgraph_decide_inlining): Replace reason strings with enums.
25911 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25912 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25914 * tree-inline.c (expand_call_inline): Change type of REASON
25915 to cgraph_inline_failed_t. Replace reason strings with enums.
25916 Call cgraph_inline_failed_string for text output.
25917 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25920 2009-03-28 Jan Hubicka <jh@suse.cz>
25922 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25923 cgraph_clone_node): Remove master clone handling.
25924 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25925 * cgraph.h (master_clone): Remove.
25926 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25927 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25928 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25930 2009-03-28 Jan Hubicka <jh@suse.cz>
25932 * cgraph.c (cgraph_function_body_availability): Functions declared
25933 inline are always safe to assume that it is not going to be replaced.
25935 2009-03-28 Richard Guenther <rguenther@suse.de>
25937 PR tree-optimization/38513
25938 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25939 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25940 EXC_PTR_EXPR and FILTER_EXPR.
25941 (get_ref_from_reference_ops): Likewise.
25943 2009-03-28 Richard Guenther <rguenther@suse.de>
25945 PR tree-optimization/38968
25946 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25947 Use FLOOR_MOD_EXPR to compute misalignment.
25949 2009-03-28 Richard Guenther <rguenther@suse.de>
25951 PR tree-optimization/37795
25952 * tree.h (combine_comparisons): Declare.
25953 * fold-const.c (combine_comparisons): Export.
25954 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25956 (ifcombine_iforif): Use combine_comparisons.
25958 2009-03-28 Jan Hubicka <jh@suse.cz>
25960 * tree-eh.c (inlinable_call_p): New function.
25961 (make_eh_edges): Use it.
25962 (verify_eh_edges): Use it.
25963 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25964 * except.c (reachable_next_level): Add inlinable_function argument
25965 (sjlj_find_directly_reachable_regions): Update.
25966 (add_reachable_handler): Do not set saw_any_handlers.
25967 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25968 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25969 Add new inlinable call parameter.
25970 (can_throw_internal, can_throw_external): Update.
25971 * except.h (can_throw_internal_1, can_throw_external_1,
25972 foreach_reachable_handler): Update declaration.
25974 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25976 * config/arm/t-arm-coff, config/h8300/coff.h,
25977 config/i386/i386-aout.h, config/i386/i386-coff.h,
25978 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25979 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25980 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25981 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25982 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25983 sys-types.h: Remove.
25984 * Makefile.in: Remove protoize and fixproto support and references
25986 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25987 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25989 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25990 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25991 unprotoize$(exeext).
25992 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25993 (.PHONY): Don't depend on proto.
25994 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25995 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25996 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25997 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25998 build/gen-protos.o, build/scan.o, xsys-protos.h,
25999 build/fix-header$(build_exeext), build/fix-header.o,
26000 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
26001 stmp-install-fixproto): Remove.
26002 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
26003 SYSCALLS.c or fixproto files.
26004 (install-common): Don't install protoize.
26005 (install-headers-tar, install-headers-cpio, install-headers-cp):
26006 Don't depend on $(STMP_FIXPROTO).
26007 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
26008 install fixproto files or write out fixproto settings.
26009 (uninstall): Don't uninstall protoize.
26010 * config.gcc (use_fixproto): Remove.
26011 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
26012 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
26013 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
26014 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
26015 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
26016 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
26017 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
26018 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
26019 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
26020 * config/t-vxworks (STMP_FIXPROTO): Remove.
26021 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
26022 STMP_FIXPROTO): Remove.
26023 * config.in, configure: Regenerate.
26024 * crtstuff.c (gid_t, uid_t): Don't undefine.
26025 * doc/install.texi: Change m68k-coff to m68k-elf in example.
26026 (arm-*-coff, arm-*-aout: Remove target entries.
26027 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
26028 Remove mention of AIX 4.1.
26029 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
26030 * doc/invoke.texi (Running Protoize): Remove.
26031 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
26032 (Protoize Caveats): Remove.
26033 * tsystem.h: Update comments on headers assumed to exist.
26035 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
26037 * genautomata.c: Add a new year to the copyright. Add a new
26039 (struct insn_reserv_decl): Add comments for member bypass_list.
26040 (find_bypass): Remove.
26041 (insert_bypass): New.
26042 (process_decls): Use insert_bypass.
26043 (output_internal_insn_latency_func): Output all bypasses with the
26044 same input insn in one switch case.
26046 * rtl.def (define_bypass): Describe bypass choice.
26047 * doc/md.texi (define_bypass): Ditto.
26049 2009-03-27 Richard Guenther <rguenther@suse.de>
26051 * gimplify.c (mark_addressable): Export.
26052 * tree-flow.h (mark_addressable): Declare.
26053 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26054 * tree-ssa.c (verify_phi_args): Verify that address taken
26055 variables have TREE_ADDRESSABLE set.
26057 2009-03-27 Richard Guenther <rguenther@suse.de>
26059 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26060 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26061 Do not mark decls TREE_ADDRESSABLE.
26062 (build_fold_addr_expr): Adjust.
26063 (fold_addr_expr): Remove.
26064 (fold_unary): Use build_fold_addr_expr.
26065 (fold_comparison): Likewise.
26066 (split_address_to_core_and_offset): Likewise.
26067 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26069 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26070 (gimplify_modify_expr_to_memcpy): Mark source and destination
26072 * omp-low.c (create_omp_child_function): Mark the object decl
26074 (lower_rec_input_clauses): Mark the var we take the address of
26076 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26078 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26080 PR middle-end/39315
26081 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26082 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26084 2009-03-27 Richard Guenther <rguenther@suse.de>
26086 PR tree-optimization/39120
26087 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26089 (handle_lhs_call): Process return constraints. Add escape
26090 constraints if necessary.
26091 (handle_const_call): Fill out return constraints. Make nested
26092 case more precise. Avoid consttmp if possible.
26093 (handle_pure_call): Fill out return constraints. Avoid
26094 callused if possible.
26095 (find_func_aliases): Simplify call handling.
26097 2009-03-27 Richard Guenther <rguenther@suse.de>
26099 PR tree-optimization/39120
26100 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
26101 as a representative.
26102 (solve_graph): Do propagate CALLUSED.
26103 (handle_pure_call): Use a scalar constraint from CALLUSED for
26105 (find_what_p_points_to): CALLUSED shall not appear in poins-to
26108 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26111 * c-common.c (handle_aligned_attribute): Properly check alignment
26112 overflow. Use (1U << i) instead of (1 << i).
26114 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
26116 * expr.h (get_mem_align_offset): Updated.
26118 * tree.h (tree_decl_common): Change align to "unsigned int" and
26119 move it before pointer_alias_set.
26121 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26122 Jakub Jelinek <jakub@redhat.com>
26125 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
26126 gr_register_operand with gr_reg_or_0_operand.
26127 (cmpxchg_rel_di): Likewise.
26128 (sync_lock_test_and_set<mode>): Likewise.
26130 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26132 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
26133 (true_regnum): Likewise.
26135 * rtlanal.c (subreg_info): Moved to ...
26136 * rtl.h (subreg_info): Here. New.
26137 (subreg_get_info): New.
26139 * rtlanal.c (subreg_get_info): Make it extern.
26141 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26144 * config/i386/i386.c (ix86_abi): New.
26145 (override_options): Handle -mabi=.
26146 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
26147 (ix86_call_abi_override): Likewise.
26148 (init_cumulative_args): Likewise.
26149 (function_arg_advance): Likewise.
26150 (function_arg_64): Likewise.
26151 (function_arg): Likewise.
26152 (ix86_pass_by_reference): Likewise.
26153 (ix86_function_value_regno_p): Likewise.
26154 (ix86_build_builtin_va_list_abi): Likewise.
26155 (setup_incoming_varargs_64): Likewise.
26156 (is_va_list_char_pointer): Likewise.
26157 (ix86_init_machine_status): Likewise.
26158 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
26159 (ix86_function_type_abi): Return enum calling_abi. Rewrite
26160 for 64bit. Replace DEFAULT_ABI with ix86_abi.
26161 (ix86_function_abi): Make it static and return enum calling_abi.
26162 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
26164 (ix86_fn_abi_va_list): Updated.
26166 * config/i386/i386.h (ix86_abi): New.
26167 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
26168 (CONDITIONAL_REGISTER_USAGE): Likewise.
26169 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
26170 (machine_function): Likewise.
26172 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
26174 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
26175 (STACK_BOUNDARY): Likewise.
26176 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
26178 * config/i386/i386.opt (mabi=): New.
26180 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
26181 return enum calling_abi.
26182 (ix86_function_type_abi): Likewise.
26183 (ix86_function_abi): Removed.
26185 * doc/invoke.texi: Document -mabi= option for x86.
26187 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26189 * builtins.c (real_dconstp): Delete.
26190 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
26192 2009-03-27 Dodji Seketeli <dodji@redhat.com>
26193 Jakub Jelinek <jakub@redhat.com>
26196 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
26197 (gen_subprogram_die): When a function is explicit, generate the
26198 DW_AT_explicit attribute.
26199 * langhooks.h (struct lang_hooks_for_decls): Add
26200 function_decl_explicit_p langhook.
26201 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
26202 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
26204 2009-03-27 Jakub Jelinek <jakub@redhat.com>
26206 * builtins.c (fold_builtin_memory_op): Optimize memmove
26207 into memcpy if we can prove source and destination don't overlap.
26209 * tree-inline.c: Include gt-tree-inline.h.
26210 (clone_fn_id_num): New variable.
26211 (clone_function_name): New function.
26212 (tree_function_versioning): Use it.
26213 * Makefile.in (GTFILES): Add tree-inline.c.
26215 2009-03-27 Mark Mitchell <mark@codesourcery.com>
26217 * BASE-VER: Change to 4.5.0.
26219 2009-03-27 Xinliang David Li <davidxl@google.com>
26221 PR tree-optimization/39557
26222 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
26224 2009-03-27 Xinliang David Li <davidxl@google.com>
26226 PR tree-optimization/39548
26227 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
26230 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26232 * c-common.c (pointer_int_sum): Use %wd on return from
26235 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26237 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
26238 on return from tree_low_cst.
26240 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
26243 * ginclude/stdarg.h (va_copy): Define also for
26244 __GXX_EXPERIMENTAL_CXX0X__.
26246 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26249 * builtins.h (c_strlen): Do not warn here.
26250 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
26251 * c-common.c (pointer_int_sum): Take an explicit location.
26252 Warn about offsets out of bounds.
26253 * c-common.h (pointer_int_sum): Adjust declaration.
26255 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26257 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26260 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26263 * opts.c (warn_if_disallowed_function_p): Don't assume
26264 get_callee_fndecl must return non-NULL.
26266 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26268 PR rtl-optimization/39522
26269 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26270 when reg_reloaded_valid is set.
26272 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26274 * config/spu/divv2df3.c: New file.
26275 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26276 (DPBIT_FUNCS): Filter out _div_df.
26278 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26280 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26281 a jump insn, count that jump in the distance to the loop start.
26283 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26286 * config/sh/sh.c (calc_live_regs): Fix condition for global
26287 registers except PIC_OFFSET_TABLE_REGNUM.
26289 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26292 * doc/invoke.texi (-mconsole): New.
26294 (-mno-cygwin): New.
26296 (-mnop-fun-dllimport): New.
26300 (sub section "i386 and x86-64 Windows Options"): New.
26302 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26304 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26305 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26307 2009-03-25 Richard Guenther <rguenther@suse.de>
26309 PR middle-end/39497
26310 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26313 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26315 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26316 neither of haifa/selective schedulers are working.
26318 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26320 * doc/invoke.texi (Debugging Options): Fix description of
26321 -fno-merge-debug-strings.
26323 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26325 * config/cris/libgcc.ver: New version-script.
26326 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26328 * configure.ac <GAS features, nop mnemonic>: Add pattern
26329 crisv32-*-* for "nop".
26330 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26331 * configure: Regenerate.
26333 2009-03-24 Ira Rosen <irar@il.ibm.com>
26335 PR tree-optimization/39529
26336 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26337 mark_sym_for_renaming for the tag copied to the new vector
26340 2009-03-24 Arthur Loiret <aloiret@debian.org>
26342 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26343 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26344 EXTRA_SPEC_FUNCTIONS.
26345 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26346 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26347 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26348 -march and -mtune options.
26350 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26352 * config/m68k/t-rtems: Add m5329 multilib.
26354 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26355 Jakub Jelinek <jakub@redhat.com>
26358 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26361 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26364 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26365 instead of c_parser_expression_conv, if original_code isn't one of the
26366 4 allowed comparison codes, fail.
26368 2009-03-23 Richard Guenther <rguenther@suse.de>
26370 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26371 * tree.h (struct tree_type): Likewise.
26372 * reload.h (struct insn_chain): Likewise.
26373 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26374 * function.h (struct function): Likewise.
26375 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26377 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26379 PR tree-optimization/39516
26380 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26382 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26384 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26385 should be set true if BITS_PER_WORD of target is bigger than 32
26387 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26389 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26390 Translate -B-options to -rpath-link. Correct existing
26391 rpath-link and conditionalize on !nostdlib.
26393 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26395 * doc/extend.texi (Function Attributes, Variable Attributes):
26397 * doc/invoke.texi (Debugging Options, Optimize Options)
26398 (i386 and x86-64 Options, MCore Options): Likewise.
26400 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26403 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26404 it for block local namespace aliases.
26405 (gen_decl_die): Pass context_die to gen_namespace_die.
26407 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26410 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26411 minimum or maximum value.
26413 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26415 * reginfo.c (globalize_reg): Recompute derived reg sets.
26417 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26420 * libgcc2.c (mprotect): Do not use signed arguments for
26421 VirtualProtect, use DWORD arguments. Also fix the 'may
26422 be used uninitialized' warning for the np variable.
26424 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26427 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26428 functions using regparm calling conventions when not optimizing.
26429 (ix86_function_sseregparm): Similarly for sseregparm calling
26432 2009-03-19 Li Feng <nemokingdom@gmail.com>
26434 PR middle-end/39500
26435 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26436 dependence if the first conflict is after niter iterations.
26438 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26440 PR middle-end/38609
26441 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26442 functions with dynamic stack-pointer adjustments.
26444 2009-03-19 Ben Elliston <bje@au.ibm.com>
26446 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26447 option; change to -msdata=data.
26449 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26451 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26454 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26457 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26459 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26461 * doc/invoke.texi (Code Gen Options): Expand discussion of
26464 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26466 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26467 * matrix-reorg.c (struct matrix_info): Likewise.
26468 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26469 * rtl.h (struct mem_attrs): Likewise.
26470 * df.h (struct df): Likewise.
26471 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26472 * ira-int.h (struct ira_allocno): Likewise.
26473 * df-scan.c (struct df_collection_rec): Likewise.
26474 * ira.c (struct equivalence): Likewise.
26475 * function.c (struct temp_slot): Likewise.
26476 * cfgloop.h (struct loop): Likewise.
26479 * function.c (use_register_for_decl): When not optimizing, disregard
26480 register keyword for variables with types containing methods.
26482 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26484 PR middle-end/39447
26485 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26486 (is_simple_operand): Call contains_component_ref_p before calling data
26487 reference analysis that would fail on COMPONENT_REFs.
26489 * tree-vrp.c (search_for_addr_array): Fix formatting.
26491 2009-03-18 Richard Guenther <rguenther@suse.de>
26493 * tree-vect-transform.c (vect_loop_versioning): Fold the
26494 generated comparisons.
26495 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26496 (slpeel_tree_peel_loop_to_edge): Likewise.
26498 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26500 PR middle-end/37805
26501 * opts.c (print_specific_help): In addition to `undocumented',
26502 accept `separate' and `joined' flags if passed alone. Describe
26503 output by the first matched one of those.
26504 (common_handle_option): Skip over empty strings.
26505 * gcc.c (display_help): Fix help string for `--help='.
26506 * doc/invoke.texi (Option Summary, Overall Options): With
26507 `--help=', classes and qualifiers can both be repeated, but
26508 only the latter can be negated. One should not pass only
26509 negated qualifiers. Fix markup and examples.
26512 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26513 PR middle-end/37805
26514 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26515 and -fhelp=separate.
26517 2009-03-17 Jing Yu <jingyu@google.com>
26519 PR middle-end/39378
26520 * function.h (struct rtl_data): Move is_thunk from here...
26521 (struct function): ...to here.
26522 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26523 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26525 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26527 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26528 (alpha_output_function_end_prologue): Likewise.
26529 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26530 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26531 (rs6000_output_function_epilogue): Likewise.
26532 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26534 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26537 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26538 from different units in a single alternative.
26539 (*truncdfsf_i387): Ditto.
26540 (*truncxfsf2_mixed): Ditto.
26541 (*truncxfdf2_mixed): Ditto.
26543 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26545 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26546 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26549 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26550 unused non-artificial variables when not optimizing.
26553 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26554 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26555 NAMESPACE_DECL in its DECL_INITIAL.
26557 PR middle-end/39443
26558 * optabs.c (set_user_assembler_libfunc): New function.
26559 * expr.h (set_user_assembler_libfunc): New prototype.
26560 * c-common.c: Include libfuncs.h.
26561 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26562 for memcmp, memset, memcpy, memmove and abort.
26563 * Makefile.in (c-common.o): Depend on libfuncs.h.
26566 * dwarf2out.c (gen_inlined_enumeration_type_die,
26567 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26568 gen_tagged_type_instantiation_die): Removed.
26569 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26572 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26575 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26577 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26578 (check-parallel-%): Ditto.
26579 (check-consistency): Ditto.
26581 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26583 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26584 local variable rhs by NULL_TREE.
26586 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26589 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26591 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26594 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26596 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26599 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26600 for ms->sysv ABI calls only in 64bit mode.
26602 * config/i386/i386.md (untyped_call): Support 32bit.
26604 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26606 * doc/extend.texi: Replace x86_65 with x86_64.
26608 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26610 PR tree-optimization/39455
26611 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26612 mismatches for POINTER_TYPE_P (type).
26613 (number_of_iterations_le): Likewise.
26615 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26617 * config/picochip/picochip.c: Removed profiling support.
26618 * config/picochip/picochip.md: Removed profiling instruction.
26619 * config/picochip/picochip.h: Removed profiling builtin.
26621 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26623 * doc/install.texi (--with-host-libstdcxx): Document.
26625 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26628 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26629 generate a warning if the function name does not begin with
26630 "__vector" and the function has either the 'signal' or 'interrupt'
26631 attribute, from here to ...
26632 (avr_declare_function_name): ...here. New function.
26633 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26634 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26636 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26639 * cse.c (fold_rtx): Don't modify original const_arg1 when
26640 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26641 separate variable instead.
26642 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26643 from out of range shift counts.
26644 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26646 2009-03-13 Catherine Moore <clm@codesourcery.com>
26648 * config/i386/x-mingw32 (host-mingw32.o): Replace
26649 diagnostic.h with $(DIAGNOSTIC_H).
26651 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26654 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26656 * config/i386/sync.md (sync_compare_and_swap<mode>,
26657 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26658 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26660 (sync_double_compare_and_swapdi_pic,
26661 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26662 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26664 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26667 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26669 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26672 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26673 (avx_addsubv4df3): Likewise.
26674 (*avx_addsubv4sf3): Likewise.
26675 (sse3_addsubv4sf3): Likewise.
26677 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26680 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26682 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26685 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26686 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26687 registers for allocnos created from user-defined variables.
26689 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26692 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26693 of non-integer mode as well.
26695 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26697 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26698 for functions for which the parameter types are unknown.
26700 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26703 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26704 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26705 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26706 * config/i386/i386.c (ix86_local_alignment): For
26707 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26708 long long variables on the stack to avoid dynamic realignment.
26709 Allow the first argument to be a decl rather than type.
26710 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26712 2009-03-11 Nick Clifton <nickc@redhat.com>
26715 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26717 Add description to mno-lsim option.
26718 * config/mcore/mcore.h: Remove comment about deprecated m4align
26720 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26721 * doc/invoke.texi: Add description of mno-lsim and
26722 mstack-increment options.
26724 * config/fr30/fr30.opt: Document the -mno-lsim option.
26725 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26726 and -mno-lsim options.
26728 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26730 * fold-const.c (fold_comparison): Only call fold_inf_compare
26731 if the mode supports infinities.
26733 2009-03-11 Jason Merrill <jason@redhat.com>
26736 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26737 end already did. Notice GIMPLE_CALL modifications of the result.
26738 Don't copy debug information from an ignored decl or a decl from
26741 2009-03-10 Richard Guenther <rguenther@suse.de>
26742 Nathan Froyd <froydnj@codesourcery.com>
26744 PR middle-end/37850
26745 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26746 (__divMODE3): Likewise.
26748 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26750 PR tree-optimization/39394
26751 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26752 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26754 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26756 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26757 inline asms for register asm ("") declarations.
26759 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26761 * fold-const.c (fold_unary): Fix comment.
26763 2009-03-07 Jan Hubicka <jh@suse.cz>
26766 * tree-inline.c (setup_one_parameter): Do replacement of const
26767 argument by constant in SSA form.
26769 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26771 PR middle-end/38028
26772 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26773 determine alignment passed to assign_stack_local.
26774 (assign_parms_unsplit_complex): Likewise.
26775 * except.c (sjlj_build_landing_pads): Likewise.
26777 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26779 PR middle-end/39360
26780 * tree-flow.h (add_referenced_var): Return bool instead of void.
26781 * tree-dfa.c (add_referenced_var): Return result of
26782 referenced_var_check_and_insert call.
26783 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26784 of referenced_var_check_and_insert.
26787 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26788 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26789 DIE, don't emit it if abstract origin already has it.
26790 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26791 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26793 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26795 * genpreds.c (needs_variable): Fix parentheses at variable name
26797 (write_tm_constrs_h): Indent generated code.
26799 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26801 * doc/extend.texi (Function Attributes): Add documentation
26802 for isr attributes.
26804 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26807 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26808 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26810 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26812 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26815 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26818 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26819 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26821 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26823 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26824 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26825 constants instead of magic numbers.
26826 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26828 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26829 (x86_64_ms_abi_int_parameter_registers): Ditto.
26830 (x86_64_int_return_registers): Ditto.
26831 (ix86_maybe_switch_abi): Ditto.
26832 (ix86_expand_call): Ditto for clobbered_registers array.
26833 (ix86_hard_regno_mode_ok): Ditto.
26834 (x86_extended_QIreg_mentioned_p): Ditto.
26836 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26838 PR tree-optimization/39349
26839 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26841 * combine.c (gen_lowpart_for_combine): Use omode when generating
26844 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26846 PR rtl-optimization/39235
26847 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26849 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26851 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26853 2009-03-04 Richard Guenther <rguenther@suse.de>
26855 PR tree-optimization/39362
26856 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26857 that occur in abnormal PHIs should be varying.
26859 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26861 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26863 (simple_iv): Take loop as an argument instead of statement.
26864 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26865 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26867 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26869 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26870 * matrix-reorg.c (analyze_transpose): Ditto.
26871 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26872 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26873 * tree-predcom.c (ref_at_iteration): Ditto.
26874 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26876 2009-03-04 Richard Guenther <rguenther@suse.de>
26878 PR tree-optimization/39358
26879 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26880 escaped_id and callused_id.
26881 (solve_graph): Likewise.
26883 2009-03-04 Richard Guenther <rguenther@suse.de>
26885 PR tree-optimization/39339
26886 * tree-sra.c (try_instantiate_multiple_fields): Make it
26887 no longer ICE on the above.
26889 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26891 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26892 that fits within Pmode.
26894 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26896 PR middle-end/10109
26897 * tm.texi (LIBCALL_VALUE): Update description.
26899 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26901 PR middle-end/34443
26902 * doc/extend.texi (section): Update description.
26904 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26906 PR middle-end/39345
26907 * tree-inline.c (remapped_type): New.
26908 (can_be_nonlocal): Call remapped_type instead of remap_type.
26910 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26913 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26914 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26916 2009-03-03 Richard Guenther <rguenther@suse.de>
26918 PR middle-end/39272
26919 * tree.c (tree_nonartificial_location): New function.
26920 * tree.h (tree_nonartificial_location): Declare.
26921 * builtins.c (expand_builtin_memory_chk): Provide location
26922 of the call location for artificial function pieces.
26923 (maybe_emit_chk_warning): Likewise.
26924 (maybe_emit_sprintf_chk_warning): Likewise.
26925 (maybe_emit_free_warning): Likewise.
26926 * expr.c (expand_expr_real_1): Likewise.
26928 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26930 PR tree-optimization/39343
26931 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26932 COMPONENT_REF t has ARRAY_TYPE.
26934 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26936 PR middle-end/39335
26937 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26938 when the type precision of the induction variable should be
26939 larger than the type precision of nit.
26940 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26941 * graphite.c (graphite_loop_normal_form): Same.
26942 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26944 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26946 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26947 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26948 numbers to describe clobbered registers.
26949 (*call_value_0_rex64_ms_sysv): Ditto.
26950 * config/i386/mmx.md (mmx_emms): Ditto.
26951 (mmx_femms): Ditto.
26953 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26955 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26958 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26960 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26961 (spu_section_type_flags): New function.
26963 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26965 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26966 reg_class_contents of FLOAT_REGS into a temporary.
26968 2009-03-02 Richard Guenther <rguenther@suse.de>
26969 Ira Rosen <irar@il.ibm.com>
26971 PR tree-optimization/39318
26972 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26973 information to the vectorized statement.
26975 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26977 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26978 variable. Use defined names instead of magic constants for REX SSE
26981 2009-03-01 Richard Guenther <rguenther@suse.de>
26983 PR tree-optimization/39331
26984 * omp-low.c (lower_send_shared_vars): Do not receive new
26985 values for the reference of DECL_BY_REFERENCE parms or results.
26987 2009-03-01 Jan Hubicka <jh@suse.cz>
26990 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26991 BLOCK_NONLOCALIZED_VAR): New macros.
26992 (tree_block): Add nonlocalized_vars.
26993 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26994 gen_decl_die): Add origin argument. Allow generation of die with
26995 origin at hand only.
26996 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26997 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26999 (gen_block_die): Fix checking for unused blocks.
27000 (process_scope_var): Break out from .... ; work with origins only.
27001 (decls_for_scope) ... here; process nonlocalized list.
27002 (dwarf2out_ignore_block): Look for nonlocalized vars.
27003 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
27005 (dump_scope_block): Dump them.
27006 * tree-inline.c (remap_decls): Handle nonlocalized vars.
27007 (remap_block): Likewise.
27008 (can_be_nonlocal): New predicate.
27009 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
27011 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27013 * configure: Regenerate.
27015 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27017 * optc-gen.awk: No need to duplicate option flags twice.
27018 Reuse help texts for duplicate options which do not have any.
27020 * gcc.c (display_help): Document --version.
27022 * gcc.c (main): If print_help_list and verbose_flag, ensure
27023 driver output comes before subprocess output.
27025 * optc-gen.awk: Assign all remaining fields to help string,
27026 space-separated, for multi-line help in *.opt.
27028 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
27029 -Wno-pedantic-ms-format is for MinGW targets only.
27031 * doc/options.texi (Option file format): Fix bad indentation,
27032 restoring dropped sentence.
27034 2009-02-28 Jan Hubicka <jh@suse.cz>
27036 * tree-inline.c (tree_function_versioning): Output debug info.
27038 2009-02-28 Jan Hubicka <jh@suse.cz>
27041 * tree-inline.c (setup_one_parameter): Do not copy propagate
27042 arguments when not optimizing.
27044 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27047 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27048 (avx_addsubv4df3): Likewise.
27049 (*avx_addsubv4sf3): Likewise.
27050 (sse3_addsubv4sf3): Likewise.
27051 (*avx_addsubv2df3): Likewise.
27052 (sse3_addsubv2df3): Likewise.
27053 (avx_unpckhps256): Correct item selectors.
27054 (avx_unpcklps256): Likewise.
27055 (avx_unpckhpd256): Likewise.
27056 (avx_unpcklpd256): Likewise.
27058 2009-02-28 Jan Hubicka <jh@suse.cz>
27060 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27062 (copy_arguments_for_versioning): If var is declared don't declare it.
27063 (tree_function_versioning): First setup substitutions and then copy
27066 2009-02-27 Jan Hubicka <jh@suse.cz>
27069 * cgraph.h (varpool_output_debug_info): Remove.
27070 * cgraphunit.c (varpool_output_debug_info): Remove.
27071 * dwarf2out.c (deferred_locations_struct): New struct
27072 (deferred_locations): New type.
27073 (deferred_locations_list): New static var.
27074 (deffer_location): New function.
27075 (gen_variable_die): Use it.
27076 (decls_for_scope): Output info on local static vars.
27077 (dwarf2out_finish): Process deferred locations.
27078 * varpool.c (varpool_output_debug_info): Remove.
27080 2009-02-27 Jan Hubicka <jh@suse.cz>
27083 * tree.h (TREE_PROTECTED): Fix comment.
27084 (BLOCK_HANDLER_BLOCK): Remove.
27085 (struct tree_block): Remove handler_block add body_block.
27086 (inlined_function_outer_scope_p): New.
27087 (is_body_block): Remove.
27088 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27089 * dwarf2out.c (is_inlined_entry_point): Remove.
27090 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27091 (gen_block_die): Use is_inlined_entry_point check. Remove body block
27093 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
27094 * gimplify.c (gimplify_expr): Gimplify body blocks.
27095 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
27096 block with multiple subblocks.
27097 (dump_scope_block): Prettier output; dump more flags and info.
27098 (dump_scope_blocks): New.
27099 (remove_unused_locals): Use dump_scope_blocks.
27100 * tree-flow.h (dump_scope_blocks): Declare.
27101 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
27102 * stmt.c (is_body_block): Remove.
27103 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
27104 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
27106 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
27108 PR middle-end/39308
27109 * graphite.c (graphite_loop_normal_form): Do not call
27110 number_of_iterations_exit from a gcc_assert.
27112 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27114 * config/s390/s390.c (s390_swap_cmp): Look for conditional
27115 jumps if COND is NULL.
27116 (find_cond_jump): New function.
27117 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
27118 * config/s390/s390.md: Remove z10_cobra attribute value.
27120 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
27122 * config/alpha/alpha.h (alpha_expand_mov): Return false if
27123 force_const_mem returns NULL_RTX.
27125 2009-02-26 Jan Hubicka <jh@suse.cz>
27128 * cgraph.h (varpool_output_debug_info): Remove.
27129 * cgraphunit.c (varpool_output_debug_info): Remove.
27130 * dwarf2out.c (deferred_locations_struct): New struct
27131 (deferred_locations): New type.
27132 (deferred_locations_list): New static var.
27133 (deffer_location): New function.
27134 (gen_variable_die): Use it.
27135 (decls_for_scope): Output info on local static vars.
27136 (dwarf2out_finish): Process deferred locations.
27137 * varpool.c (varpool_output_debug_info): Remove.
27139 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
27141 PR rtl-optimization/39241
27142 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
27143 to subreg_offset_representable_p.
27145 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27147 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
27148 execute function prototype. Get f and nregs from max_reg_num
27149 and get_insns. Remove the first backward pass as it's dead,
27150 guard the forward pass by flag_expensive_optimizations.
27151 (rest_of_handle_regmove): Delete.
27152 (pass_regmove): Replace it with regmove_optimize.
27154 2009-02-25 Martin Jambor <mjambor@suse.cz>
27156 PR tree-optimization/39259
27157 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
27158 calls_alloca function flags.
27159 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
27160 calls are detected.
27162 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27164 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
27165 flags_set_1_rtx, flags_set_1_set): Delete.
27166 (regmove_optimize): Do not call mark_flags_life_zones.
27168 2009-02-24 Julian Brown <julian@codesourcery.com>
27171 * config/arm/arm.c (require_pic_register): Only set
27172 cfun->machine->pic_reg once per function.
27174 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
27176 * doc/invoke.texi (Link Options): Document an easier way to pass
27177 options that take arguments to the GNU linker using -Xlinker and -Wl.
27179 2009-02-24 Steve Ellcey <sje@cup.hp.com>
27182 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
27184 2009-02-24 Richard Guenther <rguenther@suse.de>
27187 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
27189 2009-02-24 Richard Guenther <rguenther@suse.de>
27190 Zdenek Dvorak <ook@ucw.cz>
27192 PR tree-optimization/39233
27193 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
27194 from converting them to a generic type.
27196 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
27198 PR tree-optimization/39260
27199 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
27200 contains a condition with a real type.
27201 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
27203 2009-02-23 Jason Merrill <jason@redhat.com>
27206 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
27207 narrowing_initializer_constant_valid_p.
27208 (narrowing_initializer_constant_valid_p): Don't return
27209 null_pointer_node for adding a pointer to itself.
27211 2009-02-23 Jan Hubicka <jh@suse.cz>
27214 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
27217 2009-02-23 Jan Hubicka <jh@suse.cz>
27219 PR tree-optimization/37709
27220 * tree.c (block_ultimate_origin): Move here from dwarf2out.
27221 * tree.h (block_ultimate_origin): Declare.
27222 * dwarf2out.c (block_ultimate_origin): Move to tree.c
27223 * tree-ssa-live.c (remove_unused_scope_block_p):
27224 Eliminate blocks containig no instructions nor live variables nor
27226 (dump_scope_block): New function.
27227 (remove_unused_locals): Enable removal of dead blocks by default;
27228 enable dumping at TDF_DETAILS.
27230 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27232 * config/i386/i386.c (classify_argument): Don't allow COImode
27234 (function_arg_advance_32): Don't allow OImode.
27235 (function_arg_32): Likewise.
27236 (function_value_32): Likewise.
27237 (return_in_memory_32): Likewise.
27238 (function_arg_64): Remove OImode comment.
27240 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27243 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
27244 ix86_expand_vector_set for V4DImode in 64bit mode only.
27245 (ix86_expand_vector_init_one_var): Likewise.
27247 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
27249 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
27251 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27254 * loop-iv.c: Revert last change.
27255 * emit-rtl.c: Likewise.
27257 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27260 * config/i386/i386.c (type_natural_mode): Remove an extra
27261 space in the warning message.
27262 (function_value_32): Handle 32-byte vector modes.
27263 (return_in_memory_32): Likewise.
27265 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27267 * loop-iv.c (truncate_value): New function.
27268 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27270 (lowpart_subreg): Move to...
27271 * emit-rtl.c: ...here.
27273 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27275 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27276 accidental and undocumented change at revision 140860.
27278 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27280 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27281 take gimple_seq * arguments.
27282 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27283 types_compatible_p langhook.
27285 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27286 Joseph Myers <joseph@codesourcery.com>
27288 * config/arm/arm.c (arm_builtin_va_list): New function.
27289 (arm_expand_builtin_va_start): Likewise.
27290 (arm_gimplify_va_arg_expr): Likewise.
27291 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27292 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27293 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27294 (va_list_type): New variable.
27295 (arm_mangle_type): Mangle va_list_type appropriately.
27297 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27299 PR middle-end/39157
27300 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27301 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27302 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27303 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27304 parameter to 1000 for -O1 by default.
27305 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27307 * loop-invariant.c: Include params.h.
27308 (move_loop_invariants): Don't call move_single_loop_invariants on
27311 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27313 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27314 offset when calculating bounds for indexing stack_usage_map. Fixes
27315 a buffer overflow with certain target setups.
27317 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27320 * calls.c (expand_call): Clear try_tail_call if caller and callee
27321 disagree in promotion of function return value.
27323 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27326 * c-common.c (c_determine_visibility): If visibility changed and
27327 DECL_RTL has been already set, call make_decl_rtl to update symbol
27330 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27333 * varasm.c (assemble_variable): Don't check DECL_NAME when
27334 globalizing a variable.
27336 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27339 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27340 expression before any __builtin_trap call.
27341 * c-typeck.c (build_function_call): Convert and check function
27342 arguments before generating a call to a trap. Evaluate the
27343 function arguments before the trap.
27345 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27348 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27349 (UNSPEC_FXAM_MEM): New unspec.
27350 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27351 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27352 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27354 2009-02-19 Richard Guenther <rguenther@suse.de>
27356 PR tree-optimization/39207
27357 PR tree-optimization/39074
27358 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27359 storedanything_tree): New.
27360 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27361 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27362 (build_succ_graph): Add edges from STOREDANYTHING to all
27364 (init_base_vars): Initialize STOREDANYTHING.
27365 (compute_points_to_sets): Free substitution info after
27366 building the succ graph.
27367 (ipa_pta_execute): Likewise.
27369 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27371 (do_ds_constraint): Do not add to special var or non-pointer
27373 (type_could_have_pointers): Split out from ...
27374 (could_have_pointers): ... here. For arrays use the element type.
27375 (create_variable_info_for): Initialize may_have_pointers.
27376 (new_var_info): Likewise.
27377 (handle_lhs_call): Make the HEAP variable unknown-sized.
27378 (intra_create_variable_infos): Use a type with pointers for
27379 PARM_NOALIAS, make it unknown-sized.
27381 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27384 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27386 2009-02-18 Jason Merrill <jason@redhat.com>
27389 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27390 value if DECL_EXTERNAL.
27391 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27392 * target.h (gcc_target::binds_local_p): Clarify "module".
27393 * tree.h (TREE_PUBLIC): Clarify "module".
27395 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27398 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27399 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27401 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27404 * c.opt (Wabi): Support C and ObjC.
27407 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27409 * config/i386/i386.c (classify_argument): Warn once about the ABI
27410 change when passing union with long double.
27412 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27414 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27417 * c-parser.c (c_parser_compound_statement): Always enter and leave
27420 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27423 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27425 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27427 PR tree-optimization/36922
27428 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27429 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27432 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27434 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27437 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27439 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27441 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27443 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27446 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27447 Richard Sandiford <rdsandiford@googlemail.com>
27449 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27450 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27451 (loongson_biadd): ...this.
27453 2009-02-17 Richard Guenther <rguenther@suse.de>
27455 PR tree-optimization/39202
27456 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27457 a var make sure to follow existing collapses.
27459 2009-02-17 Richard Guenther <rguenther@suse.de>
27461 PR middle-end/39214
27462 * langhooks.c (lhd_print_error_function): Check for NULL block.
27464 2009-02-17 Richard Guenther <rguenther@suse.de>
27466 PR tree-optimization/39204
27467 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27470 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27472 * config/soft-fp/double.h: Update from glibc CVS.
27474 2009-02-17 Richard Guenther <rguenther@suse.de>
27476 PR tree-optimization/39207
27477 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27478 strict-aliasing warnings for pointers pointing to NULL.
27480 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27483 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27484 skipping until next close brace.
27486 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27489 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27490 to function argument boundary.
27492 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27494 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27495 in the lea_add. Reload eventually constraints it properly.
27496 * config/picochip/constraints.md: Remove the target constraint
27497 "b", since it is not needed anymore.
27499 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27501 * gthr-dce.h: Uglify function parameter and local variable names.
27502 * gthr-gnat.h: Likewise.
27503 * gthr-mipssde.h: Likewise.
27504 * gthr-nks.h: Likewise.
27505 * gthr-posix95.h: Likewise.
27506 * gthr-posix.h: Likewise.
27507 * gthr-rtems.h: Likewise.
27508 * gthr-single.h: Likewise.
27509 * gthr-solaris.h: Likewise.
27510 * gthr-tpf.h: Likewise.
27511 * gthr-vxworks.h: Likewise.
27512 * gthr-win32.h: Likewise.
27514 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27517 * config/i386/i386.md: Restrict the new peephole2 to move
27518 between MMX/SSE registers.
27520 2009-02-15 Richard Guenther <rguenther@suse.de>
27523 2009-02-13 Richard Guenther <rguenther@suse.de>
27525 * configure.ac: Enable LFS.
27526 * configure: Re-generate.
27527 * config.in: Likewise.
27529 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27531 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27532 spu_srqwbyte, spu_srqwbytebc): Define.
27533 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27534 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27535 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27536 "shrqby_<mode>"): New insn-and-split patterns.
27537 * config/spu/spu.c (expand_builtin_args): Determine and return
27538 number of operands using spu_builtin_description data.
27539 (spu_expand_builtin_1): Use it.
27541 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27544 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27547 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27550 * config/i386/i386.c (override_options): Correct warning
27551 messages for -malign-loops, -malign-jumps and -malign-functions.
27553 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27556 * config/i386/i386.md: Restrict the new peephole2 to move
27557 between the general purpose registers.
27559 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27562 * config/i386/i386.c (type_natural_mode): Add a new argument.
27563 Return the original mode and warn ABI change if vector size is 32byte.
27564 (function_arg_advance): Updated.
27565 (function_arg): Likewise.
27566 (ix86_function_value): Likewise.
27567 (ix86_return_in_memory): Likewise.
27568 (ix86_sol10_return_in_memory): Likewise.
27569 (ix86_gimplify_va_arg): Likewise.
27570 (function_arg_32): Don't warn ABX ABI change here.
27571 (function_arg_64): Likewise.
27573 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27575 * loop-iv.c (implies_p): In the final case, test that operands 0
27576 of the two comparisons match.
27578 * config/bfin/bfin.c (find_prev_insn_start): New function.
27579 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27580 (find_next_insn_start): Move.
27582 2009-02-13 Richard Guenther <rguenther@suse.de>
27584 * configure.ac: Enable LFS.
27585 * configure: Re-generate.
27586 * config.in: Likewise.
27588 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27591 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27592 sizes on syntax error after some arguments have been parsed.
27594 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27596 * doc/invoke.texi (-fira): Remove.
27598 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27600 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27601 * recog.c: Likewise.
27604 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27606 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27607 (umul_ppmm): Likewise.
27608 (count_leading_zeros): Likewise.
27609 (count_trailing_zeros): Likewise.
27610 (UMUL_TIME): Likewise.
27612 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27614 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27615 soft-fp/t-softfp to tmake_file.
27617 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27618 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27619 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27620 IA64_BUILTIN_INFQ]: New.
27621 (ia64_init_builtins): Initialize __builtin_infq,
27622 __builtin_fabsq and __builtin_copysignq if not HPUX.
27623 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27624 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27626 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27628 (__fixtfti): Likewise.
27629 (__fixunstfti): Likewise.
27630 (__floattitf): Likewise.
27632 * config/ia64/libgcc-glibc.ver: New.
27633 * config/ia64/t-fprules-softfp: Likewise.
27634 * config/ia64/sfp-machine.h: Likewise.
27636 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27637 (LIBGCC2_TF_CEXT): Likewise.
27638 (TF_SIZE): Likewise.
27639 (TARGET_INIT_LIBFUNCS): Likewise.
27641 * config/ia64/t-glibc (SHLINB_MAPFILES):
27642 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27644 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27646 * config/i386/i386.c (construct_container): Rewrite processing
27647 BLKmode with X86_64_SSE_CLASS.
27649 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27652 * config/i386/i386.md: Replace simplify_replace_rtx with
27653 replace_rtx in the new peephole2.
27655 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27657 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27658 loop unrolling do not happen at -O2.
27660 2009-02-12 Michael Matz <matz@suse.de>
27662 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27664 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27666 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27669 2009-02-12 Ben Elliston <bje@au.ibm.com>
27671 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27672 patterns when updating the back chain. Missed in the 2009-02-10
27675 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27677 * doc/extend.texi (Decimal Floating Types): Update identifier of
27678 draft TR and list of missing support.
27680 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27682 PR middle-end/39154
27683 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27684 bit to variable length decl's flags, add it also to its
27685 pointer replacement variable.
27687 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27688 Jakub Jelinek <jakub@redhat.com>
27691 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27692 (memory_blockage): New expander.
27693 (*memory_blockage): New insn pattern.
27694 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27695 instead of general blockage at the end of function prologue when
27696 frame pointer is used to access red zone area. Do not emit blockage
27697 when profiling, it is emitted in generic code.
27698 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27699 function epilogue when frame pointer is used to access red zone area.
27701 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27704 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27705 by arithmetic with memory operands.
27706 * config/i386/predicates.md (commutative_operator): New.
27708 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27710 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27713 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27715 * alias.h (record_alias_subset): Declare.
27716 * alias.c (record_alias_subset): Make global.
27718 2009-02-10 Nick Clifton <nickc@redhat.com>
27720 * tree-parloops.c: Change license to GPLv3.
27721 * ipa-struct-reorg.c: Change license to GPLv3.
27722 * ipa-struct-reorg.h: Change license to GPLv3.
27724 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27727 * c-decl.c (start_struct): Return NULL on error.
27729 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27731 PR middle-end/39124
27732 * cfgloopmanip.c (remove_path): Call remove_bbs after
27733 cancel_loop_tree, not before it.
27736 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27737 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27738 VAR_DECLs were seen.
27739 * tree-ssa-live.c (remove_unused_locals): Recompute
27740 cfun->has_local_explicit_reg_vars.
27741 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27742 copies or clearings if cfun->has_local_explicit_reg_vars.
27744 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27747 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27748 of function prologue when frame pointer is used to access
27751 2009-02-10 Richard Guenther <rguenther@suse.de>
27753 PR middle-end/39127
27754 * gimplify.c (gimple_regimplify_operands): Always look if
27755 we need to create a temporary.
27757 2009-02-10 Richard Guenther <rguenther@suse.de>
27759 PR tree-optimization/39132
27760 * tree-loop-distribution.c (todo): New global var.
27761 (generate_memset_zero): Trigger TODO_rebuild_alias.
27762 (tree_loop_distribution): Return todo.
27764 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27767 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27768 (x86_64_reg_class_name): Removed.
27769 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27770 first one isn't X86_64_SSE_CLASS or any other ones aren't
27771 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27772 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27773 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27774 and 3 X86_64_SSEUP_CLASS.
27775 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27776 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27778 2009-02-10 Ben Elliston <bje@au.ibm.com>
27780 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27781 form instruction to update the stack back chain word, even if the
27782 user has disabled the generation of update instructions.
27783 (movdi_<mode>_update_stack): New.
27784 (movsi_update_stack): Likewise.
27785 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27786 always use an update form instruction to update the stack back
27789 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27791 PR middle-end/38953
27792 * graphite.c (if_region_set_false_region): After moving a region in
27793 the false branch of a condition, remove the empty dummy basic block.
27794 (gloog): Remove wrong fix for PR38953.
27796 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27798 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27799 generation due to implicit sign extension.
27801 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27803 PR middle-end/38981
27804 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27805 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27807 2009-02-09 Richard Guenther <rguenther@suse.de>
27809 PR middle-end/35202
27810 * convert.c (convert_to_real): Disable (float)fn((double)x)
27811 to fnf(x) conversion if errno differences may occur and
27812 -fmath-errno is set.
27814 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27816 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27817 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27818 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27820 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27823 * c-common.c (handle_alias_attribute): Disallow attribute for
27824 anything not a FUNCTION_DECL or VAR_DECL.
27826 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27829 * real.c (do_compare): Special-case compare of zero against
27830 decimal float value.
27832 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27835 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27836 as indicating flexible array members unless the field itself is
27837 being declarared as the incomplete array.
27839 2009-02-06 Jan Hubicka <jh@suse.cz>
27841 PR tree-optimization/38844
27842 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27843 is already inlined.
27845 2009-02-06 Richard Guenther <rguenther@suse.de>
27847 PR middle-end/38977
27848 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27849 fork because we may expand it as __gcov_fork.
27851 2009-02-06 Nick Clifton <nickc@redhat.com>
27853 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27855 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27857 PR tree-optimization/35659
27858 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27859 vn_phi_eq): Shortcut if hashcode does not match.
27860 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27862 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27863 and avoid iterative_hash_expr.
27864 (FOR_EACH_VALUE_ID_IN_SET): New.
27865 (value_id_compare): Remove.
27866 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27867 sort expressions by value id.
27869 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27872 * config/sh/predicates.md (general_movsrc_operand): Don't check
27873 the subreg of system registers here.
27875 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27878 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27879 on the copied decl.
27881 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27883 PR rtl-optimization/39110
27884 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27885 addresses, not aligned ones.
27887 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27888 Richard Guenther <rguenther@suse.de>
27890 PR tree-optimization/39100
27891 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27892 comment says and add edges.
27894 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27897 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27898 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27900 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27902 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27903 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27904 register_bb_in_sese, new_sese, free_sese): Moved.
27905 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27906 outermost_loop_in_scop, build_scop_iteration_domain,
27907 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27908 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27909 Use loop_in_sese_p instead of loop_in_scop_p.
27910 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27911 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27912 (scopdet_basic_block_info): Fix bug in scop detection.
27913 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27914 eq_loop_to_cloog_loop): Remove.
27915 (nb_loops_around_loop_in_scop, nb_loop
27916 ref_nb_loops): Moved here...
27917 * graphite.h (ref_nb_loops): ... from here.
27918 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27919 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27920 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27922 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27923 Hans-Peter Nilsson <hp@axis.com>
27925 PR rtl-optimization/37889
27926 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27927 Move offset handling from PLUS to before the switch. Use new
27928 arguments when considering SYMBOL_REFs too.
27929 (rtx_addr_can_trap_p): Pass dummy offset and size.
27930 (enum may_trap_p_flags): Remove.
27931 (may_trap_p_1): Pass size from MEM_SIZE.
27933 PR rtl-optimization/38921
27934 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27935 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27936 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27937 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27939 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27941 AVX Programming Reference (January, 2009)
27942 * config/i386/sse.md (*vpclmulqdq): New.
27944 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27946 PR tree-optimization/38977
27947 PR gcov-profile/38292
27948 * calls.c (special_function_p): Disregard __builtin_ prefix.
27950 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27952 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27953 non-indexable addresses even before reload.
27955 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27958 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27959 as having variable size. Do not give an error for unnamed
27960 parameters with [*] declarators. Give a warning for type names
27961 with [*] declarators and mark them as variable size.
27962 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27963 for sizeof applied to [*] type names.
27965 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27968 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27970 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27972 * gcc.c (process_command): Update copyright notice dates.
27973 * gcov.c (print_version): Likewise.
27974 * gcov-dump.c (print_version): Likewise.
27975 * mips-tfile.c (main): Likewise.
27976 * mips-tdump.c (main): Likewise.
27978 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27981 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27982 for composite type involving a zero-length array type.
27984 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27987 * function.c (match_asm_constraints_1): Skip over
27988 initial optional % in the constraint.
27990 PR inline-asm/39059
27991 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27992 supported, don't accept FIXED_CSTs.
27993 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27994 and _Sat is used without _Fract/_Accum. Set specs->type to
27995 integer_type_node for cts_fract/cts_accum if fixed point is not
27998 2009-02-02 Catherine Moore <clm@codesourcery.com>
28000 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
28002 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
28004 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
28005 (ABI_HAS_64BIT_SYMBOLS): Use it.
28006 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
28008 2009-02-02 Paul Brook <paul@codesourcery.com>
28010 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
28012 2009-02-02 Jakub Jelinek <jakub@redhat.com>
28014 PR inline-asm/39058
28015 * recog.h (asm_operand_ok): Add constraints argument.
28016 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
28017 recurse on matching constraint.
28018 (check_asm_operands): Pass constraints as 3rd argument to
28019 asm_operand_ok. Don't look up matching constraint here.
28020 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
28023 2009-02-02 Ben Elliston <bje@au.ibm.com>
28025 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
28026 TARGET_NARROW_VOLATILE_BITFIELD macro names.
28028 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28030 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
28031 information. Remove some obsolete information. Reorganize.
28033 * config/pa/fptr.c: Revert license to GPL 2.
28034 * config/pa/milli64.S: Likewise.
28036 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28039 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
28040 LIBRARY name in, instead of hard-coding it.
28041 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
28042 extra target make frag to tmake_files according to EH model.
28043 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28044 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28045 frags that define makefile variable EH_MODEL appropriately.
28046 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28047 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28048 to "-sjlj" according to type of EH configured.
28049 (LIBGCC_SONAME): Concatenate it to shared library base name.
28050 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28051 to "_sjlj" according to type of EH configured.
28052 (LIBGCC_SONAME): Concatenate it to shared library base name.
28053 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28054 (SHLIB_LINK): Add missing semicolon to if-else construct.
28055 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28056 string value of "pe_dll" command-line option.
28057 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28058 (SHLIB_SONAME): Use it when overriding t-cygming default.
28059 (SHLIB_IMPLIB): Override t-cygming default.
28060 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28061 string value of "pe_dll" command-line option.
28063 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28066 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28067 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28069 2009-01-31 Richard Guenther <rguenther@suse.de>
28071 PR tree-optimization/38937
28072 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28073 computing the transitive closure.
28075 2009-01-30 Richard Guenther <rguenther@suse.de>
28077 PR tree-optimization/39041
28078 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28079 Propagate variable indices only if the types match for this stmt.
28081 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28084 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28085 inline but never defined.
28087 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28089 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28090 (*insv_h_di_reg_extimm): New insn.
28091 (*insv_l<mode>_reg_extimm): New insn.
28093 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28095 * config/picochip/picochip.c (flag_conserve_stack): set
28096 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
28097 fconserve-stack. Reduce call-overhead used by inliner.
28099 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28102 * common.opt (flag_conserve_stack): Initialised to zero.
28104 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
28107 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
28108 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
28111 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
28113 * ira-color.c (allocno_reload_assign): Update comments.
28114 * regmove.c (regmove_optimize): Likewise.
28118 2009-01-29 Robert Millan <rmh@aybabtu.com>
28120 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
28121 * config/i386/kopensolaris-gnu.h: New file. Undefine
28122 `MD_UNWIND_SUPPORT'.
28123 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
28125 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
28127 PR tree-optimization/39007
28128 * tree-loop-distribution.c (generate_builtin): Use
28129 recompute_dominator to compute the immediate dominator of the
28130 basic block just after the loop.
28132 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
28134 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
28135 (ASM_OUTPUT_DWARF_PCREL): Define.
28137 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
28139 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
28140 * doc/passes.texi: Remove entries about regclass, local-alloc, and
28141 global. Modify entries about regmove and IRA.
28143 * ra-conflict.c: Remove the file.
28145 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
28147 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
28148 (pass_regclass_init): Rename to pass_reginfo_init.
28150 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
28152 * toplev.h (flag_ira): Remove.
28154 * caller-save.c (setup_save_areas): Remove flag_ira.
28156 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
28158 * global.c: Remove the file.
28160 * opts.c (decode_options): Remove flag_ira.
28162 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
28164 * regmove.c: Modify file description.
28165 (find_use_as_address, try_auto_increment): Define them only if
28166 AUTO_INC_DEC is defined.
28167 (replacement_quality, replace_in_call_usage, fixup_match_1,
28168 stable_and_no_regs_but_for_p): Remove.
28169 (reg_set_in_bb): Make it static.
28170 (regmove_optimize): Remove flag_ira and code which worked for
28173 * local-alloc.c: Remove the file.
28175 * common.opt (fira): Remove.
28177 * ira.c: Include except.h.
28178 (eliminable_regset): Move from global.c.
28179 (mark_elimination): Ditto. Remove flag_ira.
28180 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
28181 equiv_mem_modified, validate_equiv_mem_from_store,
28182 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
28183 contains_replace_regs, memref_referenced_p, memref_used_between_p,
28184 no_equiv, recorded_label_ref): Move from local-alloc.c.
28185 (update_equiv_regs): Ditto. Make it static.
28186 (print_insn_chain, print_insn_chains): Move it from global.c.
28187 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
28188 (build_insn_chain): Ditto. Make it static.
28189 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
28190 Rename to init_live_subregs.
28191 (gate_ira): Remove flag_ira.
28193 * regclass.c: Rename reginfo.c. Change file description.
28194 (FORBIDDEN_INC_DEC_CLASSES): Remove.
28195 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
28196 (init_reg_sets_1): Remove code for evaluation of
28197 reg_class_superclasses and losing_caller_save_reg_set.
28198 (init_regs): Remove init_reg_autoinc.
28199 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
28200 ok_for_base_p_nonstrict): Remove.
28201 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
28202 (pass_regclass_init): Rename to pass_reginfo_init. Modify
28203 corresponding entries.
28204 (dump_regclass, record_operand_costs, scan_one_insn,
28205 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
28206 record_address_regs, auto_inc_dec_reg_p): Remove.
28207 (gt-regclass.h): Rename to gt-reginfo.h.
28209 * rtl.h (dump_global_regs, retry_global_alloc,
28210 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
28212 * Makefile.in (RA_H): Remove.
28213 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
28214 Rename regclass.o to reginfo.o.
28215 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
28217 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
28218 (GTFILES): Rename regclass.c to reginfo.c.
28220 * passes.c (init_optimization_passes): Remove pass_local_alloc and
28221 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
28223 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28224 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
28226 (finish_spills): Ditto. Remove code for !flag_ira.
28228 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
28230 PR middle-end/35854
28231 * doc/invoke.texi (rtl debug options): Complete rewrite.
28232 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
28234 * mode-switching.c (pass_mode_switching): Rename pass from
28235 "mode-sw" to "mode_sw".
28236 * except.c (pass_convert_to_eh_ranges): Rename pass from
28237 "eh-ranges" to "eh_ranges".
28238 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
28242 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
28243 Alexander Monakov <amonakov@ispras.ru>
28245 PR middle-end/38857
28246 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
28248 (move_exprs_to_boundary): Change return type and pass through
28249 should_move from move_op. Relax assert. Update usage ...
28250 (schedule_expr_on_boundary): ... here. Use should_move instead of
28252 (move_op_orig_expr_found): Indicate that insn was disconnected from
28254 (code_motion_process_successors): Do not call after_merge_succs
28255 callback if original expression was not found when traversing any of
28257 (code_motion_path_driver): Change return type. Update prototype.
28258 (move_op): Update comment. Add a new parameter (should_move). Update
28259 prototype. Set *should_move based on indication provided by
28260 move_op_orig_expr_found.
28262 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28264 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28265 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28266 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28267 * config/rs6000/rs6000.c (rs6000_override_options): Default
28268 avoid-indexed-addresses on for Power6, off for everything else.
28269 (avoiding_indexed_address_p): New function.
28270 (rs6000_legitimize_address): Use it.
28271 (rs6000_legitimate_address): Likewise.
28272 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28274 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28276 PR tree-optimization/38997
28277 * tree-loop-distribution.c (generate_memset_zero): Use
28278 POINTER_PLUS_EXPR for a pointer addition.
28280 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28282 * config/s390/s390.md (bswap<mode>2): New pattern added.
28284 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28286 * config/s390/s390.md (*tls_load_31): Added type attribute.
28288 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28290 * config/s390/s390.md: Fix a few comments.
28292 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28294 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28295 (*tm<mode>_full): Fixed z10prop attribute.
28296 (*tst<mode>_extimm): Fixed z10prop attribute.
28297 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28298 (*tstqiCCT_cconly): Fixed z10prop attribute.
28299 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28300 (*movsi_larl): Fixed z10prop attribute.
28301 (*movsi_zarch): Fixed z10prop attribute.
28302 (*movsi_eas): Fixed z10prop attribute.
28303 (*movhi): Fixed z10prop attribute.
28304 (*movqi): Fixed z10prop attribute.
28305 (*movstrictqi): Fixed z10prop attribute.
28306 (*mov<mode>): Fixed z10prop attribute.
28307 (*movcc): Fixed z10prop attribute.
28308 (*sethighpartdi_64): Fixed z10prop attribute.
28309 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28310 (*negdi2_sign_cc): Fixed z10prop attribute.
28311 (*negdi2_sign): Fixed z10prop attribute.
28312 (*absdi2_sign_cc): Fixed z10prop attribute.
28313 (*absdi2_sign): Fixed z10prop attribute.
28314 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28315 (*negabsdi2_sign): Fixed z10prop attribute.
28316 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28317 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28318 (doloop_si64): Fixed z10prop attribute.
28319 (doloop_si31): Fixed z10prop attribute.
28320 (doloop_long): Fixed z10prop attribute.
28321 (indirect_jump): Fixed z10prop attribute.
28322 (nop): Fixed z10prop attribute.
28323 (main_base_64): Fixed z10prop attribute.
28324 (reload_base_64): Fixed z10prop attribute.
28326 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28328 PR rtl-optimization/38740
28329 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28331 * config/mips/mips.c (mips_reorg): Likewise.
28333 2009-01-28 Richard Guenther <rguenther@suse.de>
28335 PR tree-optimization/38926
28336 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28337 with the correct value id to a value.
28338 (do_regular_insertion): Use the value number of edoubleprime
28339 for the value number of the expr.
28342 2008-08-21 Richard Guenther <rguenther@suse.de>
28344 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28345 a PHI ask VN if it is already available.
28346 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28347 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28349 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28351 PR middle-end/38934
28352 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28353 set to varying whenever max has TREE_OVERFLOW set, similarly
28354 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28356 2009-01-28 Richard Guenther <rguenther@suse.de>
28358 PR middle-end/38908
28359 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28360 uninitialized aggregate uses in call arguments.
28362 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28364 PR tree-optimization/38984
28365 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28366 the nothing_id variable if -fno-delete-null-pointer-checks.
28368 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28371 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28372 (set_got_offset_rex64): Ditto.
28374 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28377 * doc/extend.texi: Improve local variable with asm reg.
28379 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28381 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28382 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28383 was not supplied then set warn_packed_bitfield_compat to the
28384 default value of 1.
28385 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28388 2009-01-27 Richard Guenther <rguenther@suse.de>
28390 PR tree-optimization/38503
28391 * cfgexpand.c (expand_gimple_basic_block): Ignore
28392 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28393 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28394 variables that cannot have TBAA applied.
28395 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28398 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28400 PR middle-end/38969
28401 * calls.c (initialize_argument_information): Do not wrap complex
28402 arguments in SAVE_EXPR.
28404 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28406 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28407 (INSTALL_LIBGCC): Revert typo commit.
28409 2009-01-26 Richard Guenther <rguenther@suse.de>
28411 PR tree-optimization/38745
28412 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28413 from special handling.
28415 2009-01-26 Richard Guenther <rguenther@suse.de>
28417 PR tree-optimization/38745
28418 * tree-ssa.c (execute_update_addresses_taken): Do not include
28419 variables that cannot possibly be a register in not_reg_needs.
28420 Do not clear TREE_ADDRESSABLE on vars that may not become
28422 * tree-ssa.c (update_alias_info_1): Include those in the set
28423 of addressable vars.
28425 2009-01-26 Richard Guenther <rguenther@suse.de>
28427 PR middle-end/38851
28428 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28429 * tree-ssa-dse.c: Include langhooks.h
28430 (execute_simple_dse): Remove stores with zero size.
28432 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28435 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28438 2009-01-24 Julian Brown <julian@codesourcery.com>
28440 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28441 config/arm/linux-atomic.c.
28442 * config/arm/linux-atomic.c: New.
28444 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28446 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28447 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28448 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28450 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28453 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28456 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28458 PR tree-optimization/38953
28459 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28460 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28461 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28462 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28465 2009-01-24 Paul Brook <paul@codesourcery.com>
28467 * config/arm/neon.md (neon_type): Move to arm.md.
28468 (neon_mov<VSTRUCT>): Add neon_type attribute.
28469 * config/arm/arm.md (neon_type): Move to here.
28470 (conds): Add "unconditioal" and use as default for NEON insns.
28472 2009-01-24 Ben Elliston <bje@au.ibm.com>
28474 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28475 void *' warning from -Wc++-compat.
28476 * Makefile.in (dominance.o-warn): Remove.
28478 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28480 PR tree-optimization/38932
28481 * fold-const.c (fold_unary_ignore_overflow): New.
28482 * tree.h (fold_unary_ignore_overflow): Declare.
28483 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28484 * tree-ssa-sccvn.c (visit_reference_op_load,
28485 simplify_unary_expression): Likewise.
28487 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28489 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28490 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28491 regardless of their type.
28492 * c-common.c (handle_packed_attribute): Don't ignore packed on
28494 * c.opt (Wpacked-bitfield-compat): New warning option.
28495 * stor-layout.c (place_field): Warn if offset of a field changed.
28496 * doc/extend.texi (packed): Mention the ABI change.
28497 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28498 (Warning Options): Add it to the list.
28500 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28502 * c-opts.c (c_common_post_options): Fix a typo in comments.
28504 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28506 PR middle-end/38615
28507 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28508 variables to static.
28509 * doc/invoke.texi (-fmerge-all-constants): Update description.
28511 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28514 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28515 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28517 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28519 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28521 (LOCAL_ALIGNMENT): Similarly.
28523 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28524 Joseph Myers <joseph@codesourcery.com>
28526 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28527 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28528 * config/arm/arm-tune.md: Regenerate.
28529 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28532 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28534 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28535 version number to five.
28537 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28540 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28541 * c-common.c (set_underlying_type): Likewise.
28542 (is_typedef_decl ): Likewise
28544 (set_underlying_type): Likewise.
28545 (is_typedef_type): Likewise.
28547 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28549 PR middle-end/38587
28550 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28553 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28556 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28557 (LIBGCC_SPEC): Don't define.
28558 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28560 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28562 PR rtl-optimization/38879
28563 * alias.c (base_alias_check): Unaligned access via AND address can
28564 alias all surrounding object types except those with sizes equal
28565 or wider than the size of unaligned access.
28567 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28570 * c-decl.c (clone_underlying_type): Move this ...
28571 * c-common.c (set_underlying_type): ... here.
28572 Also, make sure the function properly sets TYPE_STUB_DECL() on
28573 the newly created typedef variant type.
28574 (is_typedef_decl ): New entry point.
28575 * tree.h: Added a new member member_types_needing_access_check to
28576 struct tree_decl_non_common.
28577 (set_underlying_type): New entry point.
28578 (is_typedef_type): Likewise.
28580 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28582 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28583 Check whether two instructions have memory references that
28584 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28585 are helper functions for traversing.
28586 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28587 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28588 not to draw dependency edge for instructions with non-conflicting
28591 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28594 * longlong.h: Update copyright years. Use soft-fp license notice.
28595 Sync __clz_tab declaration with glibc.
28597 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28600 * doc/extend.texi (syscall_linkage): New.
28601 (version_id): Modify.
28603 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28604 Richard Guenther <rguenther@suse.de>
28606 PR tree-optimization/38747
28607 PR tree-optimization/38748
28608 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28609 conversion if the base address is an indirect reference and the
28610 aliasing sets could cause issues.
28612 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28614 * common.opt (fgraphite, fgraphite-identity): Add comment for
28615 explaining why these options are not documented.
28617 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28619 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28620 gimple_call_lhs is NULL.
28622 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28625 * emit-rtl.c (adjust_address_1): Make sure memref is never
28628 2009-01-20 Ben Elliston <bje@au.ibm.com>
28630 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28631 const qualifier from arg parameter. Remove unnecessary cast to char *.
28632 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28633 const qualifier from arg 2.
28635 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28637 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28639 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28642 * rtl.h (reinit_regs): New prototype.
28643 * regclass.c: Include ira.h.
28644 (reinit_regs): New.
28645 * Makefile.in (regclass.o): Add ira.h.
28646 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28648 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28651 * c-common.c (handle_aligned_attribute): Use
28652 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28653 default alignment value.
28655 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28657 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28658 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28660 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28661 __BIGGEST_ALIGNMENT__.
28663 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28665 2009-01-18 Richard Guenther <rguenther@suse.de>
28667 PR tree-optimization/38819
28668 * tree-flow.h (operation_could_trap_helper_p): Declare.
28669 * tree-eh.c (operation_could_trap_helper_p): Export.
28670 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28671 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28672 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28673 are about to insert a possibly trapping instruction and fail
28676 2009-01-18 Andreas Schwab <schwab@suse.de>
28678 * doc/install.texi (Configuration): Remove obsolete paragraph
28679 about use of --with-gnu-ld with --with-gnu-as.
28681 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28683 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28684 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28685 Follow spelling conventions.
28687 2009-01-18 Ben Elliston <bje@au.ibm.com>
28689 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28690 C++ warning about implicit conversion from void * to struct
28692 (bitmap_obstack_free): Likewise for bitmap_element *.
28693 * Makefile.in (bitmap.o-warn): Remove.
28695 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28697 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28699 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28700 Tobias Grosser <tobi.grosser@amd.com>
28702 * graphite.c (graphite_trans_scop_block): Do not block single
28705 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28707 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28708 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28709 test with assertion.
28711 2009-01-16 Richard Guenther <rguenther@suse.de>
28713 PR tree-optimization/38835
28714 PR middle-end/36227
28715 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28716 and INT + PTR -> (INT)(PTR p+ INT) folding.
28717 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28719 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28722 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28723 the subreg from a lowpart subreg if it is also casting the value.
28725 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28726 Tobias Grosser <tobi.grosser@amd.com>
28728 * graphite.c (compare_prefix_loops): New.
28729 (build_scop_canonical_schedules): Rewritten.
28730 (graphite_transform_loops): Move build_scop_canonical_schedules
28731 after build_scop_iteration_domain.
28733 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28734 Tobias Grosser <tobi.grosser@amd.com>
28736 * graphite.c (add_conditions_to_domain): Add the loops to
28737 the dimension of the iteration domain. Do copy the domain
28738 only when it exists.
28739 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28740 (add_conditions_to_constraints): New.
28741 (can_generate_code_stmt, can_generate_code): Removed.
28742 (gloog): Do not call can_generate_code.
28743 (graphite_transform_loops): Call add_conditions_to_constraints
28744 after building the iteration domain.
28746 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28748 PR tree-optimization/38789
28749 * tree-ssa-threadedge.c
28750 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28751 __builtin_constant_p.
28753 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28755 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28756 examined before deleting them.
28758 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28760 * function.c (aggregate_value_p): Correctly extract the function
28761 type from CALL_EXPR_FN lookup.
28763 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28765 * config/picochip/picochip.c (picochip_override_options): Revert
28766 CFI asm flag disable commited previously.
28768 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28769 Tobias Grosser <tobi.grosser@amd.com>
28770 Jan Sjodin <jan.sjodin@amd.com>
28772 * graphite.c (scan_tree_for_params): On substractions negate
28773 all the coefficients of the term.
28774 (clast_to_gcc_expression_red): New. Handle reduction expressions
28775 of more than two operands.
28776 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28777 (get_vdef_before_scop): Handle also the case of default definitions.
28779 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28781 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28782 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28783 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28785 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28786 Joey Ye <joey.ye@intel.com>
28788 PR middle-end/37843
28789 * cfgexpand.c (expand_stack_alignment): Don't update stack
28790 boundary nor check incoming stack boundary here.
28791 (gimple_expand_cfg): Update stack boundary and check incoming
28792 stack boundary here.
28794 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28796 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28798 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28800 PR rtl-optimization/38245
28801 * calls.c (expand_call): Add stack arguments to
28802 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28803 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28804 in regs and partially in memory or BLKmode arguments.
28805 (emit_library_call_value_1): Add stack arguments to
28806 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28807 ACCUMULATE_OUTGOING_ARGS).
28808 * dce.c: Include tm_p.h.
28809 (find_call_stack_args): New function.
28810 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28812 (mark_insn): Call find_call_stack_args for CALL_Ps.
28813 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28814 forwards. Allocate and free arg_stores bitmap if needed, pass it
28815 down to deletable_insn_p, don't mark stores set in arg_stores
28816 bitmap, clear the bitmap at the beginning of each bb.
28817 * Makefile.in (dce.o): Depend on $(TM_P_H).
28819 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28822 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28823 to make sure the insn is a conditional test (bug 22599). Reformat a
28826 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28828 PR middle-end/38431
28829 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28830 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28831 (gloog): Do not call cleanup_tree_cfg.
28832 (graphite_transform_loops): Call cleanup_tree_cfg after all
28833 scops have been code generated.
28835 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28836 * doc/gty.texi (Invoking the garbage collector): Added new node
28837 and section documenting ggc_collect.
28839 2009-01-14 Richard Guenther <rguenther@suse.de>
28841 PR tree-optimization/38826
28842 PR middle-end/38477
28843 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28844 initialization notes only if we actually emitted a warning.
28845 (intra_create_variable_infos): Add constraints for a result decl
28846 that is passed by hidden reference.
28847 (build_pred_graph): Mark all related variables non-direct on
28850 2009-01-14 Nick Clifton <nickc@redhat.com>
28852 * ira-conflicts.c: Include addresses.h for the definition of
28854 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28855 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28857 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28860 * Makefile.in (ira-lives.o): Add except.h.
28862 * ira-lives.c: Include except.h.
28863 (process_bb_node_lives): Process can_throw_internal.
28865 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28867 PR rtl-optimization/38774
28868 * combine.c (simplify_set): When undoing cc_use change, don't do
28869 PUT_CODE on the newly created comparison, but instead put back the
28872 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28874 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28875 values. Remove duplicate arm8 entry.
28877 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28879 PR tree-optimization/38786
28880 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28881 the SSA_NAME case of expand_scalar_variables_expr.
28882 Set the type of an expression to the type of its assign statement.
28883 (expand_scalar_variables_expr): Also gather the scalar computation
28884 used to index the memory access. Do not pass loop_p.
28885 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28886 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28887 the gimple_stmt_iterator where it inserts new code.
28888 Do not pass loop_p.
28889 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28890 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28892 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28894 * graphite.h (debug_value): Removed.
28895 * graphite.c (debug_value): Removed.
28897 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28899 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28900 ldrd/strd with two 32-bit instructions.
28902 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28904 * config/arm/arm.c (struct processors): Pass for speed down into
28905 cost helper functions.
28906 (const_ok_for_op): Handle COMPARE and inequality nodes.
28907 (arm_rtx_costs_1): Rewrite.
28908 (arm_size_rtx_costs): Update prototype.
28909 (arm_rtx_costs): Pass speed down to helper functions.
28910 (arm_slowmul_rtx_costs): Rework cost calculations.
28911 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28912 (arm_9e_rtx_costs): Likewise.
28914 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28916 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28917 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28918 (alpha_legitimize_address): Do not split local symbols wider than
28919 UNITS_PER_WORD into HIGH/LO_SUM parts.
28921 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28924 * gcc.c (process_command): Replace call to execvp with calls
28925 to pex_one and exit.
28927 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28930 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28931 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28932 variant for devices with 3-byte PC.
28933 (__tablejump_elpm__): New.
28935 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28938 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28939 offsetof member-designator, handle it as `[0].'.
28941 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28943 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28944 function when not using named sections on targets with named sections
28945 if branch distance is less than 262132.
28947 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28949 * combine.c (combine_instructions): Recompute
28950 optimize_this_for_speed_p for each BB in the main combine loop.
28952 2009-01-12 Tomas Bily <tbily@suse.cz>
28955 * tree-loop-distribution.c (prop_phis): New function.
28956 (generate_builtin): Call prop_phis.
28958 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28960 PR tree-optimization/38807
28961 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28962 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28964 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28966 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28967 subreg of op0 to the original op0.
28969 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28971 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28973 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28976 * mips-tfile.c (parse_def): Fix parsing of def strings
28977 starting with digits.
28979 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28982 * config/arm/arm.c (arm_is_long_call_p): Don't call
28983 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28985 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28987 * regrename.c (regrename_optimize): Fix dumping.
28988 (find_oldest_value_reg): Preserve REG_POINTER.
28989 (copy_hardreg_forward_1): Likewise.
28991 2009-01-09 Diego Novillo <dnovillo@google.com>
28993 * gimple.h (struct gimple_statement_base) <uid>: Document
28994 the restrictions on its use.
28995 (gimple_uid): Tidy.
28996 (gimple_set_uid): Tidy.
28998 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29000 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
29001 zero guard even if align_bytes != 0 and count is smaller than
29004 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
29006 PR rtl-optimization/38495
29007 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
29008 (add_range_and_copies_from_move_list): Print all added ranges.
29009 Add ranges to memory optimized destination.
29011 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29015 * config/i386/i386.c (override_options): Reject
29016 -mstringop-strategy=rep_8byte with -m32.
29017 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
29018 to 1. Do count comparison against epilogue_size_needed at compile
29019 time even when count_exp was constant forced into register. For
29020 size_needed don't jump to epilogue, instead just avoid aligning
29021 and invoke the body algorithm. If need_zero_guard, add zero guard
29022 even if count is non-zero, but smaller than size_needed + number of
29023 bytes that could be stored for alignment.
29024 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
29025 to 1. If need_zero_guard, add zero guard even if count is non-zero,
29026 but smaller than size_needed + number of bytes that could be stored
29027 for alignment. Compare size_needed with epilogue_size_needed instead
29028 of desired_align - align, don't adjust size_needed, pass
29029 epilogue_size_needed to the epilogue expanders.
29032 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
29034 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29036 * pa.c (last_address): Change to unsigned.
29037 (update_total_code_bytes): Change argument to unsigned. Don't
29038 check if insn addresses are set.
29039 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
29040 addresses are not set.
29041 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
29043 2009-01-09 Nick Clifton <nickc@redhat.com>
29045 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29046 DECL_DECLARED_INLINE_P.
29048 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29050 PR middle-end/38347
29051 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29052 GET_MODE (op0) in operand_subword_force calls.
29054 PR middle-end/38771
29055 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29056 fold_convert arg0 operands to TREE_TYPE (op0) first.
29058 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29060 * params.def (ira-max-conflict-table-size): Decrease default value
29063 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29065 PR tree-optimization/37031
29066 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29068 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29069 allocate it using gc instead of heap, use VEC_quick_push instead of
29071 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29072 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29073 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29074 allocated vector from heap allocated.
29075 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29076 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29077 vector only after perfect_loop_nest_depth call.
29079 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29080 Jan Sjodin <jan.sjodin@amd.com>
29082 PR tree-optimization/38559
29083 * graphite.c (debug_value, copy_constraint,
29084 swap_constraint_variables, scale_constraint_variable, ): New.
29085 (get_lower_bound, get_upper_bound): Removed.
29086 (graphite_trans_bb_strip_mine): Clean up this code that works
29087 only for constant number of iterations. Fully copy upper and
29088 lower bound constraints, not only the constant part of them.
29089 * graphite.h (debug_value): Declared.
29091 2009-01-08 Ira Rosen <irar@il.ibm.com>
29093 PR tree-optimization/37194
29094 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
29095 Don't add the cost of cost model guard in prologue to scalar
29096 outside cost in case of known number of iterations.
29098 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
29099 Alan Modra <amodra@bigpond.net.au>
29101 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
29102 non-word-aligned REG+CONST addressing.
29104 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29107 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
29108 free_after_compilation when outputting a thunk.
29109 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
29110 Do not call free_after_compilation here.
29112 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29114 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
29115 (ix86_valid_target_attribute_inner_p): Ditto.
29117 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
29119 PR tree-optimization/38492
29120 PR tree-optimization/38498
29121 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
29122 * tree-chrec.h (scev_is_linear_expression): Declared.
29123 * graphite.c (graphite_cannot_represent_loop_niter): New.
29124 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
29125 (graphite_loop_normal_form): Use gcc_assert.
29126 (scan_tree_for_params): Use CASE_CONVERT.
29127 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
29128 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
29129 Use gcc_assert. Discard scops that contain unhandled cases.
29130 (build_scop_conditions): Return a boolean status for unhandled cases.
29131 (strip_mine_profitable_p): Print the loop number, not its depth.
29132 (is_interchange_valid): Pass the depth of the loop nest, don't
29133 recompute it wrongly.
29134 (graphite_trans_bb_block): Same.
29135 (graphite_trans_bb_block): Print tentative of loop blocking.
29136 (graphite_trans_scop_block): Do not print that the loop has been
29138 (graphite_transform_loops): Do not handle scops that contain condition
29141 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
29143 AVX Programming Reference (December, 2008)
29144 * config/i386/avxintrin.h (_mm256_stream_si256): New.
29145 (_mm256_stream_pd): Likewise.
29146 (_mm256_stream_ps): Likewise.
29148 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
29149 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
29150 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
29151 (bdesc_special_args): Add __builtin_ia32_movntdq256,
29152 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
29153 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
29154 (ix86_expand_special_args_builtin): Likewise.
29156 * config/i386/sse.md (AVXMODEDI): New.
29157 (avx_movnt<mode>): Likewise.
29158 (avx_movnt<mode>): Likewise.
29159 (<sse>_movnt<mode>): Remove AVX support.
29160 (sse2_movntv2di): Likewise.
29162 2009-01-07 Richard Guenther <rguenther@suse.de>
29164 PR middle-end/38751
29165 * fold-const.c (extract_muldiv): Remove obsolete comment.
29166 (fold_plusminus_mult_expr): Undo MINUS_EXPR
29167 to PLUS_EXPR canonicalization for the canonicalization.
29169 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
29171 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
29172 hosted cross-compilers generating less efficient code.
29174 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29176 * function.h (rtl_data): Add a dbr_scheduled_p field.
29177 * reorg.c (dbr_schedule): Set it.
29178 (gate_handle_delay_slots): Check it.
29179 * config/mips/mips.c (mips_base_delayed_branch): Delete.
29180 (mips_reorg): Check flag_delayed_branch instead of
29181 mips_base_delayed_branch.
29182 (mips_override_options): Don't set mips_base_delayed_branch
29183 or flag_delayed_branch.
29185 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29187 PR rtl-optimization/38426.
29188 * ira.c (ira): Set current_function_is_leaf earlier.
29190 2009-01-06 Jakub Jelinek <jakub@redhat.com>
29192 PR rtl-optimization/38722
29193 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
29194 too early, only set a flag and modify after last possible
29197 2009-01-06 Janis Johnson <janis187@us.ibm.com>
29200 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
29201 * real.c (decimal_single_format): Correct values of emin and emax.
29202 (decimal_double_format): Ditto.
29203 (decimal_quad_format): Ditto.
29204 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
29205 computation of DECnn_MIN and DECnn_MAX for corrected values of
29206 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
29207 __DECnn_MIN__, and adjust its computation for the corrected value
29210 2009-01-06 Jan Hubicka <jh@suse.cz>
29213 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
29215 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
29217 * doc/contrib.texi (Contributors): Slightly adjust the end note.
29218 Add Robert Clark to the list of testers.
29220 2009-01-06 Jan Hubicka <jh@suse.cz>
29221 Kai Tietz <kai.tietz@onevision.com>
29223 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
29224 * config/i386/i386.c (ix86_expand_call): Add clobbers.
29226 2009-01-06 Jan Hubicka <jh@suse.cz>
29227 Kai Tietz <kai.tietz@onevision.com>
29229 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
29231 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
29232 (ix86_nsaved_regs): Count only general purpose regs.
29233 (ix86_nsaved_sseregs): New.
29234 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
29235 to 16 for w64; compute padding and size of sse reg save area.
29236 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
29237 general purpose regs.
29238 (ix86_emit_save_sse_regs_using_mov): New.
29239 (ix86_expand_prologue): Save SSE regs if needed.
29240 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
29241 (ix86_emit_restore_sse_regs_using_mov): New.
29242 (ix86_expand_epilogue): Save SSE regs if needed.
29244 2009-01-06 Jan Hubicka <jh@suse.cz>
29245 Kai Tietz <kai.tietz@onevision.com>
29247 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
29248 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
29249 functions when accumulate outgoing args is off.
29251 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29254 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29255 before using pseudos_have_intersected_live_ranges_p.
29257 * ira-int.h (ira_assert): Always define.
29259 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29261 AVX Programming Reference (December, 2008)
29262 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29263 (_mm256_permute2_pd): Likewise.
29264 (_mm_permute2_ps): Likewise.
29265 (_mm256_permute2_ps): Likewise.
29266 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29267 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29269 * config/i386/i386.c (ix86_builtins): Remove
29270 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29271 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29272 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29273 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29274 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29275 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29276 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29277 __builtin_ia32_vpermil2ps256.
29278 (ix86_init_mmx_sse_builtins): Updated.
29279 (ix86_expand_args_builtin): Likewise.
29281 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29283 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29284 long absolute calls when generating PA 2.0 code.
29286 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29288 PR rtl-optimization/38583
29289 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29291 * params.def (ira-max-conflict-table-size): New.
29293 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29295 * ira.h (ira_conflicts_p): New external definition.
29297 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29298 table. Report this. Return result of building.
29299 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29300 building conflict table.
29302 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29303 (ira_color): Use ira_conflicts_p.
29305 * global.c: Include ira.h.
29306 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29309 * Makefile.in (global.o): Add ira.h.
29311 * ira-build.c (mark_all_loops_for_removal,
29312 propagate_some_info_from_allocno): New.
29313 (remove_unnecessary_allocnos): Call
29314 propagate_some_info_from_allocno.
29315 (remove_low_level_allocnos): New.
29316 (remove_unnecessary_regions): Add parameter. Call
29317 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29318 parameter to remove_unnecessary_regions.
29319 (ira_build): Remove all regions but root if the conflict table was
29320 not built. Update conflict hard regs for allocnos crossing calls.
29322 * ira.c (ira_conflicts_p): New global.
29323 (ira): Define and use ira_conflicts_p.
29325 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29326 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29327 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29329 2009-01-06 Ben Elliston <bje@au.ibm.com>
29331 * gengtype-lex.l (YY_NO_INPUT): Define.
29333 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29336 * c-common.c (handle_vector_size_attribute): Also reject
29337 BOOLEAN_TYPE types.
29339 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29341 PR tree-optimization/38492
29342 * graphite.c (rename_map_elt, debug_rename_elt,
29343 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29344 rename_map_elt_info, eq_rename_map_elts,
29345 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29346 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29347 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29348 (sese_build_livein_liveouts): New.
29349 (new_sese, free_sese): New.
29350 (new_scop): Call new_sese.
29351 (free_scop): Call free_sese.
29352 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29353 (register_old_new_names): Renamed register_old_and_new_names.
29354 (register_scop_liveout_renames, add_loop_exit_phis,
29355 insert_loop_close_phis, struct igp,
29356 default_liveout_before_guard, add_guard_exit_phis,
29357 insert_guard_phis, copy_renames): New.
29358 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29359 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29360 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29361 (scop_adjust_phis_for_liveouts): New.
29362 (gloog): Call scop_adjust_phis_for_liveouts.
29364 * graphite.h (struct sese): Documented. Added fields liveout,
29365 num_ver and livein.
29366 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29367 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29368 (struct scop): Added field liveout_renames.
29369 (SCOP_LIVEOUT_RENAMES): New.
29371 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29373 PR tree-optimization/38510
29374 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29375 (translate_clast): Call recompute_all_dominators before
29377 (gloog): Call recompute_all_dominators before graphite_verify.
29379 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29380 Jan Sjodin <jan.sjodin@amd.com>
29382 PR tree-optimization/38500
29383 * graphite.c (create_sese_edges): Call fix_loop_structure after
29386 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29388 * config.gcc: Add m32r*-*-rtems*.
29389 * config/m32r/rtems.h: New file.
29391 2009-01-05 Ben Elliston <bje@au.ibm.com>
29393 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29394 (.po.pox): Likewise.
29395 (po/gcc.pot): Likewise.
29397 2009-01-04 David S. Miller <davem@davemloft.net>
29399 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29400 (STARTING_FRAME_OFFSET): Always set to zero.
29402 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29404 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29405 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29406 fixed-point types, and vectors of the same.
29408 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29410 * config/mips/sync.md (*mb_barrier): Rename to...
29411 (*memory_barrier): ...this.
29413 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29415 * doc/extend.texi (Function Attributes): Move @cindex after @item
29416 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29417 and put in alphabetical order. Fix 'target' name and put in order.
29418 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29421 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29423 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29424 (memory_barrier): Expand as unspec instead of unspec_volatile.
29425 Remove mem:BLK from insn operands. Use Pmode scratch register.
29426 (*memory_barrier): Define as unspec instead of unspec_volatile.
29427 Use (match_dup 0) as input operand.
29429 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29430 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29431 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29432 scratch register. Remove operand 1.
29433 (*stbar): Define as unspec instead of unspec_volatile.
29434 Use (match_dup 0) as input operand, remove (const_int 8).
29435 (*membar): Define as unspec instead of unspec_volatile.
29436 Use (match_dup 0) as input operand, remove input operand 2.
29438 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29439 (memory_barrier): Expand as unspec instead of unspec_volatile.
29440 Remove mem:BLK from insn operands. Use Pmode scratch register.
29441 (*memory_barrier): Define as unspec instead of unspec_volatile.
29442 Use (match_dup 0) as input operand.
29444 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29445 Remove mem:BLK from insn operands. Use Pmode scratch register.
29446 Set volatile flag on operand 0.
29447 (*memory_barrier): New insn pattern.
29449 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29451 (*memory_barrier): Use (match_dup 0) as input operand.
29453 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29454 Remove mem:BLK from insn operands. Use Pmode scratch register.
29455 Set volatile flag on operand 0.
29456 (*mb_internal): New insn pattern.
29458 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29460 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29462 PR middle-end/38586
29463 * function.c (struct temp_slot): Move to the section of the file
29464 that deals with temp slots. Remove field 'address'.
29465 (temp_slot_address_table): New hash table of address -> temp slot.
29466 (struct temp_slot_address_entry): New struct, items for the table.
29467 (temp_slot_address_compute_hash, temp_slot_address_hash,
29468 temp_slot_address_eq, insert_temp_slot_address): Support functions
29470 (find_temp_slot_from_address): Rewrite to use the new hash table.
29471 (remove_unused_temp_slot_addresses): Remove addresses of temp
29472 slots that have been made available.
29473 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29474 worker function for remove_unused_temp_slot_addresses.
29475 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29476 Add the temp slot address to the address -> temp slot map.
29477 (update_temp_slot_address): Update via insert_temp_slot_address.
29478 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29479 (pop_temp_slots): Likewise.
29480 (init_temp_slots): Allocate the address -> temp slot map, or empty
29481 the map if it is already allocated.
29482 (prepare_function_start): Initialize temp slot processing.
29484 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29486 PR middle-end/38584
29487 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29488 Calculate the size of all stack vars assuming no packing of stack
29489 vars will happen, replacing a quadratic algorithm with a linear one.
29491 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29494 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29497 2009-01-03 Diego Novillo <dnovillo@google.com>
29499 * doc/contrib.texi: Update contributions.
29501 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29504 * builtins.c (fold_builtin_memory_op): Give up if either operand
29505 is volatile. Set srctype or desttype to non-qualified version
29509 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29510 and FUNCTION_DECLs.
29512 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29514 PR rtl-optimization/35805
29515 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29516 problem if fast dce is able to remove any instructions.
29517 * dce.c (dce_process_block): Fix dump message.
29519 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29522 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29524 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29526 PR middle-end/38690
29527 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29528 * tree-pretty-print.c (op_code_prio): New function.
29529 (op_prio): No longer static. Use op_code_prio.
29530 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29531 Use op_prio and op_code_prio to determine if () should be
29532 printed around operand(s) or not.
29534 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29535 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29536 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29537 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29538 pp_character instead of pp_string for single letter printing.
29540 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29542 * doc/extend.texi: Fix '#pragma GCC option' typo.
29544 2009-01-02 Richard Guenther <rguenther@suse.de>
29546 * doc/install.texi (--enable-checking): Mention different
29547 default for stage1.
29548 (--enable-stage1-checking): Document.
29550 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29552 PR middle-end/30142
29553 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29554 case to be an error.
29556 2009-01-02 Ben Elliston <bje@au.ibm.com>
29558 * config/fp-bit.h (pack_d): Constify argument.
29559 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29560 (isnan): Constify argument.
29562 (iszero): Likewise.
29563 (pack_d): Likewise.
29564 (_fpadd_parts): Constify return type.
29565 (_fpmul_parts): Likewise.
29566 (_fpdiv_parts): Likewise.
29568 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29571 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29572 warn about overwriting initializer with side-effects or
29573 -Woverride-init if !IMPLICIT.
29574 (output_init_element): Likewise. Pass IMPLICIT down to
29576 (process_init_element): Add IMPLICIT argument. Pass it down
29577 to output_init_element.
29578 (push_init_element, pop_init_level, set_designator): Adjust
29579 process_init_element callers.
29580 (set_nonincremental_init, set_nonincremental_init_from_string):
29581 Adjust add_pending_init callers.
29582 (output_pending_init_elements): Adjust output_init_element callers.
29583 * c-tree.h (process_init_element): Adjust prototype.
29584 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29585 process_init_element callers.
29588 Copyright (C) 2009 Free Software Foundation, Inc.
29590 Copying and distribution of this file, with or without modification,
29591 are permitted in any medium without royalty provided the copyright
29592 notice and this notice are preserved.